xref: /PHP-5.5/ext/phar/phar_object.c (revision 72281f29)
1 /*
2   +----------------------------------------------------------------------+
3   | phar php single-file executable PHP extension                        |
4   +----------------------------------------------------------------------+
5   | Copyright (c) 2005-2015 The PHP Group                                |
6   +----------------------------------------------------------------------+
7   | This source file is subject to version 3.01 of the PHP license,      |
8   | that is bundled with this package in the file LICENSE, and is        |
9   | available through the world-wide-web at the following url:           |
10   | http://www.php.net/license/3_01.txt.                                 |
11   | If you did not receive a copy of the PHP license and are unable to   |
12   | obtain it through the world-wide-web, please send a note to          |
13   | license@php.net so we can mail you a copy immediately.               |
14   +----------------------------------------------------------------------+
15   | Authors: Gregory Beaver <cellog@php.net>                             |
16   |          Marcus Boerger <helly@php.net>                              |
17   +----------------------------------------------------------------------+
18 */
19 
20 /* $Id$ */
21 
22 #include "phar_internal.h"
23 #include "func_interceptors.h"
24 
25 static zend_class_entry *phar_ce_archive;
26 static zend_class_entry *phar_ce_data;
27 static zend_class_entry *phar_ce_PharException;
28 
29 #if HAVE_SPL
30 static zend_class_entry *phar_ce_entry;
31 #endif
32 
33 #if PHP_MAJOR_VERSION > 5 || ((PHP_MAJOR_VERSION == 5) && (PHP_MINOR_VERSION >= 3))
34 # define PHAR_ARG_INFO
35 #else
36 # define PHAR_ARG_INFO static
37 #endif
38 
phar_file_type(HashTable * mimes,char * file,char ** mime_type TSRMLS_DC)39 static int phar_file_type(HashTable *mimes, char *file, char **mime_type TSRMLS_DC) /* {{{ */
40 {
41 	char *ext;
42 	phar_mime_type *mime;
43 	ext = strrchr(file, '.');
44 	if (!ext) {
45 		*mime_type = "text/plain";
46 		/* no file extension = assume text/plain */
47 		return PHAR_MIME_OTHER;
48 	}
49 	++ext;
50 	if (SUCCESS != zend_hash_find(mimes, ext, strlen(ext), (void **) &mime)) {
51 		*mime_type = "application/octet-stream";
52 		return PHAR_MIME_OTHER;
53 	}
54 	*mime_type = mime->mime;
55 	return mime->type;
56 }
57 /* }}} */
58 
phar_mung_server_vars(char * fname,char * entry,int entry_len,char * basename,int request_uri_len TSRMLS_DC)59 static void phar_mung_server_vars(char *fname, char *entry, int entry_len, char *basename, int request_uri_len TSRMLS_DC) /* {{{ */
60 {
61 	HashTable *_SERVER;
62 	zval **stuff;
63 	char *path_info;
64 	int basename_len = strlen(basename);
65 	int code;
66 	zval *temp;
67 
68 	/* "tweak" $_SERVER variables requested in earlier call to Phar::mungServer() */
69 	if (!PG(http_globals)[TRACK_VARS_SERVER]) {
70 		return;
71 	}
72 
73 	_SERVER = Z_ARRVAL_P(PG(http_globals)[TRACK_VARS_SERVER]);
74 
75 	/* PATH_INFO and PATH_TRANSLATED should always be munged */
76 	if (SUCCESS == zend_hash_find(_SERVER, "PATH_INFO", sizeof("PATH_INFO"), (void **) &stuff)) {
77 		path_info = Z_STRVAL_PP(stuff);
78 		code = Z_STRLEN_PP(stuff);
79 
80 		if (Z_STRLEN_PP(stuff) > entry_len && !memcmp(Z_STRVAL_PP(stuff), entry, entry_len)) {
81 			ZVAL_STRINGL(*stuff, Z_STRVAL_PP(stuff) + entry_len, request_uri_len, 1);
82 
83 			MAKE_STD_ZVAL(temp);
84 			ZVAL_STRINGL(temp, path_info, code, 0);
85 
86 			zend_hash_update(_SERVER, "PHAR_PATH_INFO", sizeof("PHAR_PATH_INFO"), &temp, sizeof(zval **), NULL);
87 		}
88 	}
89 
90 	if (SUCCESS == zend_hash_find(_SERVER, "PATH_TRANSLATED", sizeof("PATH_TRANSLATED"), (void **) &stuff)) {
91 		path_info = Z_STRVAL_PP(stuff);
92 		code = Z_STRLEN_PP(stuff);
93 		Z_STRLEN_PP(stuff) = spprintf(&(Z_STRVAL_PP(stuff)), 4096, "phar://%s%s", fname, entry);
94 
95 		MAKE_STD_ZVAL(temp);
96 		ZVAL_STRINGL(temp, path_info, code, 0);
97 
98 		zend_hash_update(_SERVER, "PHAR_PATH_TRANSLATED", sizeof("PHAR_PATH_TRANSLATED"), (void *) &temp, sizeof(zval **), NULL);
99 	}
100 
101 	if (!PHAR_GLOBALS->phar_SERVER_mung_list) {
102 		return;
103 	}
104 
105 	if (PHAR_GLOBALS->phar_SERVER_mung_list & PHAR_MUNG_REQUEST_URI) {
106 		if (SUCCESS == zend_hash_find(_SERVER, "REQUEST_URI", sizeof("REQUEST_URI"), (void **) &stuff)) {
107 			path_info = Z_STRVAL_PP(stuff);
108 			code = Z_STRLEN_PP(stuff);
109 
110 			if (Z_STRLEN_PP(stuff) > basename_len && !memcmp(Z_STRVAL_PP(stuff), basename, basename_len)) {
111 				ZVAL_STRINGL(*stuff, Z_STRVAL_PP(stuff) + basename_len, Z_STRLEN_PP(stuff) - basename_len, 1);
112 
113 				MAKE_STD_ZVAL(temp);
114 				ZVAL_STRINGL(temp, path_info, code, 0);
115 
116 				zend_hash_update(_SERVER, "PHAR_REQUEST_URI", sizeof("PHAR_REQUEST_URI"), (void *) &temp, sizeof(zval **), NULL);
117 			}
118 		}
119 	}
120 
121 	if (PHAR_GLOBALS->phar_SERVER_mung_list & PHAR_MUNG_PHP_SELF) {
122 		if (SUCCESS == zend_hash_find(_SERVER, "PHP_SELF", sizeof("PHP_SELF"), (void **) &stuff)) {
123 			path_info = Z_STRVAL_PP(stuff);
124 			code = Z_STRLEN_PP(stuff);
125 
126 			if (Z_STRLEN_PP(stuff) > basename_len && !memcmp(Z_STRVAL_PP(stuff), basename, basename_len)) {
127 				ZVAL_STRINGL(*stuff, Z_STRVAL_PP(stuff) + basename_len, Z_STRLEN_PP(stuff) - basename_len, 1);
128 
129 				MAKE_STD_ZVAL(temp);
130 				ZVAL_STRINGL(temp, path_info, code, 0);
131 
132 				zend_hash_update(_SERVER, "PHAR_PHP_SELF", sizeof("PHAR_PHP_SELF"), (void *) &temp, sizeof(zval **), NULL);
133 			}
134 		}
135 	}
136 
137 	if (PHAR_GLOBALS->phar_SERVER_mung_list & PHAR_MUNG_SCRIPT_NAME) {
138 		if (SUCCESS == zend_hash_find(_SERVER, "SCRIPT_NAME", sizeof("SCRIPT_NAME"), (void **) &stuff)) {
139 			path_info = Z_STRVAL_PP(stuff);
140 			code = Z_STRLEN_PP(stuff);
141 			ZVAL_STRINGL(*stuff, entry, entry_len, 1);
142 
143 			MAKE_STD_ZVAL(temp);
144 			ZVAL_STRINGL(temp, path_info, code, 0);
145 
146 			zend_hash_update(_SERVER, "PHAR_SCRIPT_NAME", sizeof("PHAR_SCRIPT_NAME"), (void *) &temp, sizeof(zval **), NULL);
147 		}
148 	}
149 
150 	if (PHAR_GLOBALS->phar_SERVER_mung_list & PHAR_MUNG_SCRIPT_FILENAME) {
151 		if (SUCCESS == zend_hash_find(_SERVER, "SCRIPT_FILENAME", sizeof("SCRIPT_FILENAME"), (void **) &stuff)) {
152 			path_info = Z_STRVAL_PP(stuff);
153 			code = Z_STRLEN_PP(stuff);
154 			Z_STRLEN_PP(stuff) = spprintf(&(Z_STRVAL_PP(stuff)), 4096, "phar://%s%s", fname, entry);
155 
156 			MAKE_STD_ZVAL(temp);
157 			ZVAL_STRINGL(temp, path_info, code, 0);
158 
159 			zend_hash_update(_SERVER, "PHAR_SCRIPT_FILENAME", sizeof("PHAR_SCRIPT_FILENAME"), (void *) &temp, sizeof(zval **), NULL);
160 		}
161 	}
162 }
163 /* }}} */
164 
phar_file_action(phar_archive_data * phar,phar_entry_info * info,char * mime_type,int code,char * entry,int entry_len,char * arch,char * basename,char * ru,int ru_len TSRMLS_DC)165 static int phar_file_action(phar_archive_data *phar, phar_entry_info *info, char *mime_type, int code, char *entry, int entry_len, char *arch, char *basename, char *ru, int ru_len TSRMLS_DC) /* {{{ */
166 {
167 	char *name = NULL, buf[8192];
168 	const char *cwd;
169 	zend_syntax_highlighter_ini syntax_highlighter_ini;
170 	sapi_header_line ctr = {0};
171 	size_t got;
172 	int dummy = 1, name_len;
173 	zend_file_handle file_handle;
174 	zend_op_array *new_op_array;
175 	zval *result = NULL;
176 	php_stream *fp;
177 	off_t position;
178 
179 	switch (code) {
180 		case PHAR_MIME_PHPS:
181 			efree(basename);
182 			/* highlight source */
183 			if (entry[0] == '/') {
184 				name_len = spprintf(&name, 4096, "phar://%s%s", arch, entry);
185 			} else {
186 				name_len = spprintf(&name, 4096, "phar://%s/%s", arch, entry);
187 			}
188 			php_get_highlight_struct(&syntax_highlighter_ini);
189 
190 			highlight_file(name, &syntax_highlighter_ini TSRMLS_CC);
191 
192 			efree(name);
193 #ifdef PHP_WIN32
194 			efree(arch);
195 #endif
196 			zend_bailout();
197 		case PHAR_MIME_OTHER:
198 			/* send headers, output file contents */
199 			efree(basename);
200 			ctr.line_len = spprintf(&(ctr.line), 0, "Content-type: %s", mime_type);
201 			sapi_header_op(SAPI_HEADER_REPLACE, &ctr TSRMLS_CC);
202 			efree(ctr.line);
203 			ctr.line_len = spprintf(&(ctr.line), 0, "Content-length: %u", info->uncompressed_filesize);
204 			sapi_header_op(SAPI_HEADER_REPLACE, &ctr TSRMLS_CC);
205 			efree(ctr.line);
206 
207 			if (FAILURE == sapi_send_headers(TSRMLS_C)) {
208 				zend_bailout();
209 			}
210 
211 			/* prepare to output  */
212 			fp = phar_get_efp(info, 1 TSRMLS_CC);
213 
214 			if (!fp) {
215 				char *error;
216 				if (!phar_open_jit(phar, info, &error TSRMLS_CC)) {
217 					if (error) {
218 						zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
219 						efree(error);
220 					}
221 					return -1;
222 				}
223 				fp = phar_get_efp(info, 1 TSRMLS_CC);
224 			}
225 			position = 0;
226 			phar_seek_efp(info, 0, SEEK_SET, 0, 1 TSRMLS_CC);
227 
228 			do {
229 				got = php_stream_read(fp, buf, MIN(8192, info->uncompressed_filesize - position));
230 				if (got > 0) {
231 					PHPWRITE(buf, got);
232 					position += got;
233 					if (position == (off_t) info->uncompressed_filesize) {
234 						break;
235 					}
236 				}
237 			} while (1);
238 
239 			zend_bailout();
240 		case PHAR_MIME_PHP:
241 			if (basename) {
242 				phar_mung_server_vars(arch, entry, entry_len, basename, ru_len TSRMLS_CC);
243 				efree(basename);
244 			}
245 
246 			if (entry[0] == '/') {
247 				name_len = spprintf(&name, 4096, "phar://%s%s", arch, entry);
248 			} else {
249 				name_len = spprintf(&name, 4096, "phar://%s/%s", arch, entry);
250 			}
251 
252 			file_handle.type = ZEND_HANDLE_FILENAME;
253 			file_handle.handle.fd = 0;
254 			file_handle.filename = name;
255 			file_handle.opened_path = NULL;
256 			file_handle.free_filename = 0;
257 
258 			PHAR_G(cwd) = NULL;
259 			PHAR_G(cwd_len) = 0;
260 
261 			if (zend_hash_add(&EG(included_files), name, name_len+1, (void *)&dummy, sizeof(int), NULL) == SUCCESS) {
262 				if ((cwd = zend_memrchr(entry, '/', entry_len))) {
263 					PHAR_G(cwd_init) = 1;
264 					if (entry == cwd) {
265 						/* root directory */
266 						PHAR_G(cwd_len) = 0;
267 						PHAR_G(cwd) = NULL;
268 					} else if (entry[0] == '/') {
269 						PHAR_G(cwd_len) = cwd - (entry + 1);
270 						PHAR_G(cwd) = estrndup(entry + 1, PHAR_G(cwd_len));
271 					} else {
272 						PHAR_G(cwd_len) = cwd - entry;
273 						PHAR_G(cwd) = estrndup(entry, PHAR_G(cwd_len));
274 					}
275 				}
276 
277 				new_op_array = zend_compile_file(&file_handle, ZEND_REQUIRE TSRMLS_CC);
278 
279 				if (!new_op_array) {
280 					zend_hash_del(&EG(included_files), name, name_len+1);
281 				}
282 
283 				zend_destroy_file_handle(&file_handle TSRMLS_CC);
284 
285 			} else {
286 				efree(name);
287 				new_op_array = NULL;
288 			}
289 #ifdef PHP_WIN32
290 			efree(arch);
291 #endif
292 			if (new_op_array) {
293 				EG(return_value_ptr_ptr) = &result;
294 				EG(active_op_array) = new_op_array;
295 
296 				zend_try {
297 					zend_execute(new_op_array TSRMLS_CC);
298 					if (PHAR_G(cwd)) {
299 						efree(PHAR_G(cwd));
300 						PHAR_G(cwd) = NULL;
301 						PHAR_G(cwd_len) = 0;
302 					}
303 
304 					PHAR_G(cwd_init) = 0;
305 					efree(name);
306 					destroy_op_array(new_op_array TSRMLS_CC);
307 					efree(new_op_array);
308 
309 
310 					if (EG(return_value_ptr_ptr) && *EG(return_value_ptr_ptr)) {
311 						zval_ptr_dtor(EG(return_value_ptr_ptr));
312 					}
313 				} zend_catch {
314 					if (PHAR_G(cwd)) {
315 						efree(PHAR_G(cwd));
316 						PHAR_G(cwd) = NULL;
317 						PHAR_G(cwd_len) = 0;
318 					}
319 
320 					PHAR_G(cwd_init) = 0;
321 					efree(name);
322 				} zend_end_try();
323 
324 				zend_bailout();
325 			}
326 
327 			return PHAR_MIME_PHP;
328 	}
329 	return -1;
330 }
331 /* }}} */
332 
phar_do_403(char * entry,int entry_len TSRMLS_DC)333 static void phar_do_403(char *entry, int entry_len TSRMLS_DC) /* {{{ */
334 {
335 	sapi_header_line ctr = {0};
336 
337 	ctr.response_code = 403;
338 	ctr.line_len = sizeof("HTTP/1.0 403 Access Denied")-1;
339 	ctr.line = "HTTP/1.0 403 Access Denied";
340 	sapi_header_op(SAPI_HEADER_REPLACE, &ctr TSRMLS_CC);
341 	sapi_send_headers(TSRMLS_C);
342 	PHPWRITE("<html>\n <head>\n  <title>Access Denied</title>\n </head>\n <body>\n  <h1>403 - File ", sizeof("<html>\n <head>\n  <title>Access Denied</title>\n </head>\n <body>\n  <h1>403 - File ") - 1);
343 	PHPWRITE(entry, entry_len);
344 	PHPWRITE(" Access Denied</h1>\n </body>\n</html>", sizeof(" Access Denied</h1>\n </body>\n</html>") - 1);
345 }
346 /* }}} */
347 
phar_do_404(phar_archive_data * phar,char * fname,int fname_len,char * f404,int f404_len,char * entry,int entry_len TSRMLS_DC)348 static void phar_do_404(phar_archive_data *phar, char *fname, int fname_len, char *f404, int f404_len, char *entry, int entry_len TSRMLS_DC) /* {{{ */
349 {
350 	sapi_header_line ctr = {0};
351 	phar_entry_info	*info;
352 
353 	if (phar && f404_len) {
354 		info = phar_get_entry_info(phar, f404, f404_len, NULL, 1 TSRMLS_CC);
355 
356 		if (info) {
357 			phar_file_action(phar, info, "text/html", PHAR_MIME_PHP, f404, f404_len, fname, NULL, NULL, 0 TSRMLS_CC);
358 			return;
359 		}
360 	}
361 
362 	ctr.response_code = 404;
363 	ctr.line_len = sizeof("HTTP/1.0 404 Not Found")-1;
364 	ctr.line = "HTTP/1.0 404 Not Found";
365 	sapi_header_op(SAPI_HEADER_REPLACE, &ctr TSRMLS_CC);
366 	sapi_send_headers(TSRMLS_C);
367 	PHPWRITE("<html>\n <head>\n  <title>File Not Found</title>\n </head>\n <body>\n  <h1>404 - File ", sizeof("<html>\n <head>\n  <title>File Not Found</title>\n </head>\n <body>\n  <h1>404 - File ") - 1);
368 	PHPWRITE(entry, entry_len);
369 	PHPWRITE(" Not Found</h1>\n </body>\n</html>",  sizeof(" Not Found</h1>\n </body>\n</html>") - 1);
370 }
371 /* }}} */
372 
373 /* post-process REQUEST_URI and retrieve the actual request URI.  This is for
374    cases like http://localhost/blah.phar/path/to/file.php/extra/stuff
375    which calls "blah.phar" file "path/to/file.php" with PATH_INFO "/extra/stuff" */
phar_postprocess_ru_web(char * fname,int fname_len,char ** entry,int * entry_len,char ** ru,int * ru_len TSRMLS_DC)376 static void phar_postprocess_ru_web(char *fname, int fname_len, char **entry, int *entry_len, char **ru, int *ru_len TSRMLS_DC) /* {{{ */
377 {
378 	char *e = *entry + 1, *u = NULL, *u1 = NULL, *saveu = NULL;
379 	int e_len = *entry_len - 1, u_len = 0;
380 	phar_archive_data **pphar = NULL;
381 
382 	/* we already know we can retrieve the phar if we reach here */
383 	zend_hash_find(&(PHAR_GLOBALS->phar_fname_map), fname, fname_len, (void **) &pphar);
384 
385 	if (!pphar && PHAR_G(manifest_cached)) {
386 		zend_hash_find(&cached_phars, fname, fname_len, (void **) &pphar);
387 	}
388 
389 	do {
390 		if (zend_hash_exists(&((*pphar)->manifest), e, e_len)) {
391 			if (u) {
392 				u[0] = '/';
393 				*ru = estrndup(u, u_len+1);
394 				++u_len;
395 				u[0] = '\0';
396 			} else {
397 				*ru = NULL;
398 			}
399 			*ru_len = u_len;
400 			*entry_len = e_len + 1;
401 			return;
402 		}
403 
404 		if (u) {
405 			u1 = strrchr(e, '/');
406 			u[0] = '/';
407 			saveu = u;
408 			e_len += u_len + 1;
409 			u = u1;
410 			if (!u) {
411 				return;
412 			}
413 		} else {
414 			u = strrchr(e, '/');
415 			if (!u) {
416 				if (saveu) {
417 					saveu[0] = '/';
418 				}
419 				return;
420 			}
421 		}
422 
423 		u[0] = '\0';
424 		u_len = strlen(u + 1);
425 		e_len -= u_len + 1;
426 
427 		if (e_len < 0) {
428 			if (saveu) {
429 				saveu[0] = '/';
430 			}
431 			return;
432 		}
433 	} while (1);
434 }
435 /* }}} */
436 
437 /* {{{ proto void Phar::running([bool retphar = true])
438  * return the name of the currently running phar archive.  If the optional parameter
439  * is set to true, return the phar:// URL to the currently running phar
440  */
PHP_METHOD(Phar,running)441 PHP_METHOD(Phar, running)
442 {
443 	char *fname, *arch, *entry;
444 	int fname_len, arch_len, entry_len;
445 	zend_bool retphar = 1;
446 
447 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &retphar) == FAILURE) {
448 		return;
449 	}
450 
451 	fname = (char*)zend_get_executed_filename(TSRMLS_C);
452 	fname_len = strlen(fname);
453 
454 	if (fname_len > 7 && !memcmp(fname, "phar://", 7) && SUCCESS == phar_split_fname(fname, fname_len, &arch, &arch_len, &entry, &entry_len, 2, 0 TSRMLS_CC)) {
455 		efree(entry);
456 		if (retphar) {
457 			RETVAL_STRINGL(fname, arch_len + 7, 1);
458 			efree(arch);
459 			return;
460 		} else {
461 			RETURN_STRINGL(arch, arch_len, 0);
462 		}
463 	}
464 
465 	RETURN_STRINGL("", 0, 1);
466 }
467 /* }}} */
468 
469 /* {{{ proto void Phar::mount(string pharpath, string externalfile)
470  * mount an external file or path to a location within the phar.  This maps
471  * an external file or directory to a location within the phar archive, allowing
472  * reference to an external location as if it were within the phar archive.  This
473  * is useful for writable temp files like databases
474  */
PHP_METHOD(Phar,mount)475 PHP_METHOD(Phar, mount)
476 {
477 	char *fname, *arch = NULL, *entry = NULL, *path, *actual;
478 	int fname_len, arch_len, entry_len, path_len, actual_len;
479 	phar_archive_data **pphar;
480 
481 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "pp", &path, &path_len, &actual, &actual_len) == FAILURE) {
482 		return;
483 	}
484 
485 	fname = (char*)zend_get_executed_filename(TSRMLS_C);
486 	fname_len = strlen(fname);
487 
488 #ifdef PHP_WIN32
489 	phar_unixify_path_separators(fname, fname_len);
490 #endif
491 
492 	if (fname_len > 7 && !memcmp(fname, "phar://", 7) && SUCCESS == phar_split_fname(fname, fname_len, &arch, &arch_len, &entry, &entry_len, 2, 0 TSRMLS_CC)) {
493 		efree(entry);
494 		entry = NULL;
495 
496 		if (path_len > 7 && !memcmp(path, "phar://", 7)) {
497 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Can only mount internal paths within a phar archive, use a relative path instead of \"%s\"", path);
498 			efree(arch);
499 			return;
500 		}
501 carry_on2:
502 		if (SUCCESS != zend_hash_find(&(PHAR_GLOBALS->phar_fname_map), arch, arch_len, (void **)&pphar)) {
503 			if (PHAR_G(manifest_cached) && SUCCESS == zend_hash_find(&cached_phars, arch, arch_len, (void **)&pphar)) {
504 				if (SUCCESS == phar_copy_on_write(pphar TSRMLS_CC)) {
505 					goto carry_on;
506 				}
507 			}
508 
509 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s is not a phar archive, cannot mount", arch);
510 
511 			if (arch) {
512 				efree(arch);
513 			}
514 			return;
515 		}
516 carry_on:
517 		if (SUCCESS != phar_mount_entry(*pphar, actual, actual_len, path, path_len TSRMLS_CC)) {
518 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Mounting of %s to %s within phar %s failed", path, actual, arch);
519 			if (path && path == entry) {
520 				efree(entry);
521 			}
522 
523 			if (arch) {
524 				efree(arch);
525 			}
526 
527 			return;
528 		}
529 
530 		if (entry && path && path == entry) {
531 			efree(entry);
532 		}
533 
534 		if (arch) {
535 			efree(arch);
536 		}
537 
538 		return;
539 	} else if (PHAR_GLOBALS->phar_fname_map.arBuckets && SUCCESS == zend_hash_find(&(PHAR_GLOBALS->phar_fname_map), fname, fname_len, (void **)&pphar)) {
540 		goto carry_on;
541 	} else if (PHAR_G(manifest_cached) && SUCCESS == zend_hash_find(&cached_phars, fname, fname_len, (void **)&pphar)) {
542 		if (SUCCESS == phar_copy_on_write(pphar TSRMLS_CC)) {
543 			goto carry_on;
544 		}
545 
546 		goto carry_on;
547 	} else if (SUCCESS == phar_split_fname(path, path_len, &arch, &arch_len, &entry, &entry_len, 2, 0 TSRMLS_CC)) {
548 		path = entry;
549 		path_len = entry_len;
550 		goto carry_on2;
551 	}
552 
553 	zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Mounting of %s to %s failed", path, actual);
554 }
555 /* }}} */
556 
557 /* {{{ proto void Phar::webPhar([string alias, [string index, [string f404, [array mimetypes, [callback rewrites]]]]])
558  * mapPhar for web-based phars. Reads the currently executed file (a phar)
559  * and registers its manifest. When executed in the CLI or CGI command-line sapi,
560  * this works exactly like mapPhar().  When executed by a web-based sapi, this
561  * reads $_SERVER['REQUEST_URI'] (the actual original value) and parses out the
562  * intended internal file.
563  */
PHP_METHOD(Phar,webPhar)564 PHP_METHOD(Phar, webPhar)
565 {
566 	zval *mimeoverride = NULL, *rewrite = NULL;
567 	char *alias = NULL, *error, *index_php = NULL, *f404 = NULL, *ru = NULL;
568 	int alias_len = 0, ret, f404_len = 0, free_pathinfo = 0, ru_len = 0;
569 	char *fname, *path_info, *mime_type = NULL, *entry, *pt;
570 	const char *basename;
571 	int fname_len, entry_len, code, index_php_len = 0, not_cgi;
572 	phar_archive_data *phar = NULL;
573 	phar_entry_info *info = NULL;
574 
575 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!s!saz", &alias, &alias_len, &index_php, &index_php_len, &f404, &f404_len, &mimeoverride, &rewrite) == FAILURE) {
576 		return;
577 	}
578 
579 	phar_request_initialize(TSRMLS_C);
580 	fname = (char*)zend_get_executed_filename(TSRMLS_C);
581 	fname_len = strlen(fname);
582 
583 	if (phar_open_executed_filename(alias, alias_len, &error TSRMLS_CC) != SUCCESS) {
584 		if (error) {
585 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
586 			efree(error);
587 		}
588 		return;
589 	}
590 
591 	/* retrieve requested file within phar */
592 	if (!(SG(request_info).request_method && SG(request_info).request_uri && (!strcmp(SG(request_info).request_method, "GET") || !strcmp(SG(request_info).request_method, "POST")))) {
593 		return;
594 	}
595 
596 #ifdef PHP_WIN32
597 	fname = estrndup(fname, fname_len);
598 	phar_unixify_path_separators(fname, fname_len);
599 #endif
600 	basename = zend_memrchr(fname, '/', fname_len);
601 
602 	if (!basename) {
603 		basename = fname;
604 	} else {
605 		++basename;
606 	}
607 
608 	if ((strlen(sapi_module.name) == sizeof("cgi-fcgi")-1 && !strncmp(sapi_module.name, "cgi-fcgi", sizeof("cgi-fcgi")-1))
609 		|| (strlen(sapi_module.name) == sizeof("fpm-fcgi")-1 && !strncmp(sapi_module.name, "fpm-fcgi", sizeof("fpm-fcgi")-1))
610 		|| (strlen(sapi_module.name) == sizeof("cgi")-1 && !strncmp(sapi_module.name, "cgi", sizeof("cgi")-1))) {
611 
612 		if (PG(http_globals)[TRACK_VARS_SERVER]) {
613 			HashTable *_server = Z_ARRVAL_P(PG(http_globals)[TRACK_VARS_SERVER]);
614 			zval **z_script_name, **z_path_info;
615 
616 			if (SUCCESS != zend_hash_find(_server, "SCRIPT_NAME", sizeof("SCRIPT_NAME"), (void**)&z_script_name) ||
617 				IS_STRING != Z_TYPE_PP(z_script_name) ||
618 				!strstr(Z_STRVAL_PP(z_script_name), basename)) {
619 				return;
620 			}
621 
622 			if (SUCCESS == zend_hash_find(_server, "PATH_INFO", sizeof("PATH_INFO"), (void**)&z_path_info) &&
623 				IS_STRING == Z_TYPE_PP(z_path_info)) {
624 				entry_len = Z_STRLEN_PP(z_path_info);
625 				entry = estrndup(Z_STRVAL_PP(z_path_info), entry_len);
626 				path_info = emalloc(Z_STRLEN_PP(z_script_name) + entry_len + 1);
627 				memcpy(path_info, Z_STRVAL_PP(z_script_name), Z_STRLEN_PP(z_script_name));
628 				memcpy(path_info + Z_STRLEN_PP(z_script_name), entry, entry_len + 1);
629 				free_pathinfo = 1;
630 			} else {
631 				entry_len = 0;
632 				entry = estrndup("", 0);
633 				path_info = Z_STRVAL_PP(z_script_name);
634 			}
635 
636 			pt = estrndup(Z_STRVAL_PP(z_script_name), Z_STRLEN_PP(z_script_name));
637 
638 		} else {
639 			char *testit;
640 
641 			testit = sapi_getenv("SCRIPT_NAME", sizeof("SCRIPT_NAME")-1 TSRMLS_CC);
642 			if (!(pt = strstr(testit, basename))) {
643 				efree(testit);
644 				return;
645 			}
646 
647 			path_info = sapi_getenv("PATH_INFO", sizeof("PATH_INFO")-1 TSRMLS_CC);
648 
649 			if (path_info) {
650 				entry = path_info;
651 				entry_len = strlen(entry);
652 				spprintf(&path_info, 0, "%s%s", testit, path_info);
653 				free_pathinfo = 1;
654 			} else {
655 				path_info = testit;
656 				free_pathinfo = 1;
657 				entry = estrndup("", 0);
658 				entry_len = 0;
659 			}
660 
661 			pt = estrndup(testit, (pt - testit) + (fname_len - (basename - fname)));
662 		}
663 		not_cgi = 0;
664 	} else {
665 		path_info = SG(request_info).request_uri;
666 
667 		if (!(pt = strstr(path_info, basename))) {
668 			/* this can happen with rewrite rules - and we have no idea what to do then, so return */
669 			return;
670 		}
671 
672 		entry_len = strlen(path_info);
673 		entry_len -= (pt - path_info) + (fname_len - (basename - fname));
674 		entry = estrndup(pt + (fname_len - (basename - fname)), entry_len);
675 
676 		pt = estrndup(path_info, (pt - path_info) + (fname_len - (basename - fname)));
677 		not_cgi = 1;
678 	}
679 
680 	if (rewrite) {
681 		zend_fcall_info fci;
682 		zend_fcall_info_cache fcc;
683 		zval *params, *retval_ptr, **zp[1];
684 
685 		MAKE_STD_ZVAL(params);
686 		ZVAL_STRINGL(params, entry, entry_len, 1);
687 		zp[0] = &params;
688 
689 		if (FAILURE == zend_fcall_info_init(rewrite, 0, &fci, &fcc, NULL, NULL TSRMLS_CC)) {
690 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar error: invalid rewrite callback");
691 
692 			if (free_pathinfo) {
693 				efree(path_info);
694 			}
695 
696 			return;
697 		}
698 
699 		fci.param_count = 1;
700 		fci.params = zp;
701 		Z_ADDREF_P(params);
702 		fci.retval_ptr_ptr = &retval_ptr;
703 
704 		if (FAILURE == zend_call_function(&fci, &fcc TSRMLS_CC)) {
705 			if (!EG(exception)) {
706 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar error: failed to call rewrite callback");
707 			}
708 
709 			if (free_pathinfo) {
710 				efree(path_info);
711 			}
712 
713 			return;
714 		}
715 
716 		if (!fci.retval_ptr_ptr || !retval_ptr) {
717 			if (free_pathinfo) {
718 				efree(path_info);
719 			}
720 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar error: rewrite callback must return a string or false");
721 			return;
722 		}
723 
724 		switch (Z_TYPE_P(retval_ptr)) {
725 			case IS_STRING:
726 				efree(entry);
727 
728 				if (fci.retval_ptr_ptr != &retval_ptr) {
729 					entry = estrndup(Z_STRVAL_PP(fci.retval_ptr_ptr), Z_STRLEN_PP(fci.retval_ptr_ptr));
730 					entry_len = Z_STRLEN_PP(fci.retval_ptr_ptr);
731 				} else {
732 					entry = Z_STRVAL_P(retval_ptr);
733 					entry_len = Z_STRLEN_P(retval_ptr);
734 				}
735 
736 				break;
737 			case IS_BOOL:
738 				phar_do_403(entry, entry_len TSRMLS_CC);
739 
740 				if (free_pathinfo) {
741 					efree(path_info);
742 				}
743 
744 				zend_bailout();
745 				return;
746 			default:
747 				efree(retval_ptr);
748 
749 				if (free_pathinfo) {
750 					efree(path_info);
751 				}
752 
753 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar error: rewrite callback must return a string or false");
754 				return;
755 		}
756 	}
757 
758 	if (entry_len) {
759 		phar_postprocess_ru_web(fname, fname_len, &entry, &entry_len, &ru, &ru_len TSRMLS_CC);
760 	}
761 
762 	if (!entry_len || (entry_len == 1 && entry[0] == '/')) {
763 		efree(entry);
764 		/* direct request */
765 		if (index_php_len) {
766 			entry = index_php;
767 			entry_len = index_php_len;
768 			if (entry[0] != '/') {
769 				spprintf(&entry, 0, "/%s", index_php);
770 				++entry_len;
771 			}
772 		} else {
773 			/* assume "index.php" is starting point */
774 			entry = estrndup("/index.php", sizeof("/index.php"));
775 			entry_len = sizeof("/index.php")-1;
776 		}
777 
778 		if (FAILURE == phar_get_archive(&phar, fname, fname_len, NULL, 0, NULL TSRMLS_CC) ||
779 			(info = phar_get_entry_info(phar, entry, entry_len, NULL, 0 TSRMLS_CC)) == NULL) {
780 			phar_do_404(phar, fname, fname_len, f404, f404_len, entry, entry_len TSRMLS_CC);
781 
782 			if (free_pathinfo) {
783 				efree(path_info);
784 			}
785 
786 			zend_bailout();
787 		} else {
788 			char *tmp = NULL, sa = '\0';
789 			sapi_header_line ctr = {0};
790 			ctr.response_code = 301;
791 			ctr.line_len = sizeof("HTTP/1.1 301 Moved Permanently")-1;
792 			ctr.line = "HTTP/1.1 301 Moved Permanently";
793 			sapi_header_op(SAPI_HEADER_REPLACE, &ctr TSRMLS_CC);
794 
795 			if (not_cgi) {
796 				tmp = strstr(path_info, basename) + fname_len;
797 				sa = *tmp;
798 				*tmp = '\0';
799 			}
800 
801 			ctr.response_code = 0;
802 
803 			if (path_info[strlen(path_info)-1] == '/') {
804 				ctr.line_len = spprintf(&(ctr.line), 4096, "Location: %s%s", path_info, entry + 1);
805 			} else {
806 				ctr.line_len = spprintf(&(ctr.line), 4096, "Location: %s%s", path_info, entry);
807 			}
808 
809 			if (not_cgi) {
810 				*tmp = sa;
811 			}
812 
813 			if (free_pathinfo) {
814 				efree(path_info);
815 			}
816 
817 			sapi_header_op(SAPI_HEADER_REPLACE, &ctr TSRMLS_CC);
818 			sapi_send_headers(TSRMLS_C);
819 			efree(ctr.line);
820 			zend_bailout();
821 		}
822 	}
823 
824 	if (FAILURE == phar_get_archive(&phar, fname, fname_len, NULL, 0, NULL TSRMLS_CC) ||
825 		(info = phar_get_entry_info(phar, entry, entry_len, NULL, 0 TSRMLS_CC)) == NULL) {
826 		phar_do_404(phar, fname, fname_len, f404, f404_len, entry, entry_len TSRMLS_CC);
827 #ifdef PHP_WIN32
828 		efree(fname);
829 #endif
830 		zend_bailout();
831 	}
832 
833 	if (mimeoverride && zend_hash_num_elements(Z_ARRVAL_P(mimeoverride))) {
834 		const char *ext = zend_memrchr(entry, '.', entry_len);
835 		zval **val;
836 
837 		if (ext) {
838 			++ext;
839 
840 			if (SUCCESS == zend_hash_find(Z_ARRVAL_P(mimeoverride), ext, strlen(ext)+1, (void **) &val)) {
841 				switch (Z_TYPE_PP(val)) {
842 					case IS_LONG:
843 						if (Z_LVAL_PP(val) == PHAR_MIME_PHP || Z_LVAL_PP(val) == PHAR_MIME_PHPS) {
844 							mime_type = "";
845 							code = Z_LVAL_PP(val);
846 						} else {
847 							zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Unknown mime type specifier used, only Phar::PHP, Phar::PHPS and a mime type string are allowed");
848 #ifdef PHP_WIN32
849 							efree(fname);
850 #endif
851 							RETURN_FALSE;
852 						}
853 						break;
854 					case IS_STRING:
855 						mime_type = Z_STRVAL_PP(val);
856 						code = PHAR_MIME_OTHER;
857 						break;
858 					default:
859 						zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Unknown mime type specifier used (not a string or int), only Phar::PHP, Phar::PHPS and a mime type string are allowed");
860 #ifdef PHP_WIN32
861 						efree(fname);
862 #endif
863 						RETURN_FALSE;
864 				}
865 			}
866 		}
867 	}
868 
869 	if (!mime_type) {
870 		code = phar_file_type(&PHAR_G(mime_types), entry, &mime_type TSRMLS_CC);
871 	}
872 	ret = phar_file_action(phar, info, mime_type, code, entry, entry_len, fname, pt, ru, ru_len TSRMLS_CC);
873 }
874 /* }}} */
875 
876 /* {{{ proto void Phar::mungServer(array munglist)
877  * Defines a list of up to 4 $_SERVER variables that should be modified for execution
878  * to mask the presence of the phar archive.  This should be used in conjunction with
879  * Phar::webPhar(), and has no effect otherwise
880  * SCRIPT_NAME, PHP_SELF, REQUEST_URI and SCRIPT_FILENAME
881  */
PHP_METHOD(Phar,mungServer)882 PHP_METHOD(Phar, mungServer)
883 {
884 	zval *mungvalues;
885 
886 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "a", &mungvalues) == FAILURE) {
887 		return;
888 	}
889 
890 	if (!zend_hash_num_elements(Z_ARRVAL_P(mungvalues))) {
891 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "No values passed to Phar::mungServer(), expecting an array of any of these strings: PHP_SELF, REQUEST_URI, SCRIPT_FILENAME, SCRIPT_NAME");
892 		return;
893 	}
894 
895 	if (zend_hash_num_elements(Z_ARRVAL_P(mungvalues)) > 4) {
896 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Too many values passed to Phar::mungServer(), expecting an array of any of these strings: PHP_SELF, REQUEST_URI, SCRIPT_FILENAME, SCRIPT_NAME");
897 		return;
898 	}
899 
900 	phar_request_initialize(TSRMLS_C);
901 
902 	for (zend_hash_internal_pointer_reset(Z_ARRVAL_P(mungvalues)); SUCCESS == zend_hash_has_more_elements(Z_ARRVAL_P(mungvalues)); zend_hash_move_forward(Z_ARRVAL_P(mungvalues))) {
903 		zval **data = NULL;
904 
905 		if (SUCCESS != zend_hash_get_current_data(Z_ARRVAL_P(mungvalues), (void **) &data)) {
906 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "unable to retrieve array value in Phar::mungServer()");
907 			return;
908 		}
909 
910 		if (Z_TYPE_PP(data) != IS_STRING) {
911 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Non-string value passed to Phar::mungServer(), expecting an array of any of these strings: PHP_SELF, REQUEST_URI, SCRIPT_FILENAME, SCRIPT_NAME");
912 			return;
913 		}
914 
915 		if (Z_STRLEN_PP(data) == sizeof("PHP_SELF")-1 && !strncmp(Z_STRVAL_PP(data), "PHP_SELF", sizeof("PHP_SELF")-1)) {
916 			PHAR_GLOBALS->phar_SERVER_mung_list |= PHAR_MUNG_PHP_SELF;
917 		}
918 
919 		if (Z_STRLEN_PP(data) == sizeof("REQUEST_URI")-1) {
920 			if (!strncmp(Z_STRVAL_PP(data), "REQUEST_URI", sizeof("REQUEST_URI")-1)) {
921 				PHAR_GLOBALS->phar_SERVER_mung_list |= PHAR_MUNG_REQUEST_URI;
922 			}
923 			if (!strncmp(Z_STRVAL_PP(data), "SCRIPT_NAME", sizeof("SCRIPT_NAME")-1)) {
924 				PHAR_GLOBALS->phar_SERVER_mung_list |= PHAR_MUNG_SCRIPT_NAME;
925 			}
926 		}
927 
928 		if (Z_STRLEN_PP(data) == sizeof("SCRIPT_FILENAME")-1 && !strncmp(Z_STRVAL_PP(data), "SCRIPT_FILENAME", sizeof("SCRIPT_FILENAME")-1)) {
929 			PHAR_GLOBALS->phar_SERVER_mung_list |= PHAR_MUNG_SCRIPT_FILENAME;
930 		}
931 	}
932 }
933 /* }}} */
934 
935 /* {{{ proto void Phar::interceptFileFuncs()
936  * instructs phar to intercept fopen, file_get_contents, opendir, and all of the stat-related functions
937  * and return stat on files within the phar for relative paths
938  *
939  * Once called, this cannot be reversed, and continue until the end of the request.
940  *
941  * This allows legacy scripts to be pharred unmodified
942  */
PHP_METHOD(Phar,interceptFileFuncs)943 PHP_METHOD(Phar, interceptFileFuncs)
944 {
945 	if (zend_parse_parameters_none() == FAILURE) {
946 		return;
947 	}
948 	phar_intercept_functions(TSRMLS_C);
949 }
950 /* }}} */
951 
952 /* {{{ proto array Phar::createDefaultStub([string indexfile[, string webindexfile]])
953  * Return a stub that can be used to run a phar-based archive without the phar extension
954  * indexfile is the CLI startup filename, which defaults to "index.php", webindexfile
955  * is the web startup filename, and also defaults to "index.php"
956  */
PHP_METHOD(Phar,createDefaultStub)957 PHP_METHOD(Phar, createDefaultStub)
958 {
959 	char *index = NULL, *webindex = NULL, *stub, *error;
960 	int index_len = 0, webindex_len = 0;
961 	size_t stub_len;
962 
963 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|pp", &index, &index_len, &webindex, &webindex_len) == FAILURE) {
964 		return;
965 	}
966 
967 	stub = phar_create_default_stub(index, webindex, &stub_len, &error TSRMLS_CC);
968 
969 	if (error) {
970 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
971 		efree(error);
972 		return;
973 	}
974 	RETURN_STRINGL(stub, stub_len, 0);
975 }
976 /* }}} */
977 
978 /* {{{ proto mixed Phar::mapPhar([string alias, [int dataoffset]])
979  * Reads the currently executed file (a phar) and registers its manifest */
PHP_METHOD(Phar,mapPhar)980 PHP_METHOD(Phar, mapPhar)
981 {
982 	char *alias = NULL, *error;
983 	int alias_len = 0;
984 	long dataoffset = 0;
985 
986 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!l", &alias, &alias_len, &dataoffset) == FAILURE) {
987 		return;
988 	}
989 
990 	phar_request_initialize(TSRMLS_C);
991 
992 	RETVAL_BOOL(phar_open_executed_filename(alias, alias_len, &error TSRMLS_CC) == SUCCESS);
993 
994 	if (error) {
995 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
996 		efree(error);
997 	}
998 } /* }}} */
999 
1000 /* {{{ proto mixed Phar::loadPhar(string filename [, string alias])
1001  * Loads any phar archive with an alias */
PHP_METHOD(Phar,loadPhar)1002 PHP_METHOD(Phar, loadPhar)
1003 {
1004 	char *fname, *alias = NULL, *error;
1005 	int fname_len, alias_len = 0;
1006 
1007 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|s!", &fname, &fname_len, &alias, &alias_len) == FAILURE) {
1008 		return;
1009 	}
1010 
1011 	phar_request_initialize(TSRMLS_C);
1012 
1013 	RETVAL_BOOL(phar_open_from_filename(fname, fname_len, alias, alias_len, REPORT_ERRORS, NULL, &error TSRMLS_CC) == SUCCESS);
1014 
1015 	if (error) {
1016 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
1017 		efree(error);
1018 	}
1019 } /* }}} */
1020 
1021 /* {{{ proto string Phar::apiVersion()
1022  * Returns the api version */
PHP_METHOD(Phar,apiVersion)1023 PHP_METHOD(Phar, apiVersion)
1024 {
1025 	if (zend_parse_parameters_none() == FAILURE) {
1026 		return;
1027 	}
1028 	RETURN_STRINGL(PHP_PHAR_API_VERSION, sizeof(PHP_PHAR_API_VERSION)-1, 1);
1029 }
1030 /* }}}*/
1031 
1032 /* {{{ proto bool Phar::canCompress([int method])
1033  * Returns whether phar extension supports compression using zlib/bzip2 */
PHP_METHOD(Phar,canCompress)1034 PHP_METHOD(Phar, canCompress)
1035 {
1036 	long method = 0;
1037 
1038 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &method) == FAILURE) {
1039 		return;
1040 	}
1041 
1042 	phar_request_initialize(TSRMLS_C);
1043 	switch (method) {
1044 	case PHAR_ENT_COMPRESSED_GZ:
1045 		if (PHAR_G(has_zlib)) {
1046 			RETURN_TRUE;
1047 		} else {
1048 			RETURN_FALSE;
1049 		}
1050 	case PHAR_ENT_COMPRESSED_BZ2:
1051 		if (PHAR_G(has_bz2)) {
1052 			RETURN_TRUE;
1053 		} else {
1054 			RETURN_FALSE;
1055 		}
1056 	default:
1057 		if (PHAR_G(has_zlib) || PHAR_G(has_bz2)) {
1058 			RETURN_TRUE;
1059 		} else {
1060 			RETURN_FALSE;
1061 		}
1062 	}
1063 }
1064 /* }}} */
1065 
1066 /* {{{ proto bool Phar::canWrite()
1067  * Returns whether phar extension supports writing and creating phars */
PHP_METHOD(Phar,canWrite)1068 PHP_METHOD(Phar, canWrite)
1069 {
1070 	if (zend_parse_parameters_none() == FAILURE) {
1071 		return;
1072 	}
1073 	RETURN_BOOL(!PHAR_G(readonly));
1074 }
1075 /* }}} */
1076 
1077 /* {{{ proto bool Phar::isValidPharFilename(string filename[, bool executable = true])
1078  * Returns whether the given filename is a valid phar filename */
PHP_METHOD(Phar,isValidPharFilename)1079 PHP_METHOD(Phar, isValidPharFilename)
1080 {
1081 	char *fname;
1082 	const char *ext_str;
1083 	int fname_len, ext_len, is_executable;
1084 	zend_bool executable = 1;
1085 
1086 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|b", &fname, &fname_len, &executable) == FAILURE) {
1087 		return;
1088 	}
1089 
1090 	is_executable = executable;
1091 	RETVAL_BOOL(phar_detect_phar_fname_ext(fname, fname_len, &ext_str, &ext_len, is_executable, 2, 1 TSRMLS_CC) == SUCCESS);
1092 }
1093 /* }}} */
1094 
1095 #if HAVE_SPL
1096 /**
1097  * from spl_directory
1098  */
phar_spl_foreign_dtor(spl_filesystem_object * object TSRMLS_DC)1099 static void phar_spl_foreign_dtor(spl_filesystem_object *object TSRMLS_DC) /* {{{ */
1100 {
1101 	phar_archive_data *phar = (phar_archive_data *) object->oth;
1102 
1103 	if (!phar->is_persistent) {
1104 		phar_archive_delref(phar TSRMLS_CC);
1105 	}
1106 
1107 	object->oth = NULL;
1108 }
1109 /* }}} */
1110 
1111 /**
1112  * from spl_directory
1113  */
phar_spl_foreign_clone(spl_filesystem_object * src,spl_filesystem_object * dst TSRMLS_DC)1114 static void phar_spl_foreign_clone(spl_filesystem_object *src, spl_filesystem_object *dst TSRMLS_DC) /* {{{ */
1115 {
1116 	phar_archive_data *phar_data = (phar_archive_data *) dst->oth;
1117 
1118 	if (!phar_data->is_persistent) {
1119 		++(phar_data->refcount);
1120 	}
1121 }
1122 /* }}} */
1123 
1124 static spl_other_handler phar_spl_foreign_handler = {
1125 	phar_spl_foreign_dtor,
1126 	phar_spl_foreign_clone
1127 };
1128 #endif /* HAVE_SPL */
1129 
1130 /* {{{ proto void Phar::__construct(string fname [, int flags [, string alias]])
1131  * Construct a Phar archive object
1132  *
1133  * proto void PharData::__construct(string fname [[, int flags [, string alias]], int file format = Phar::TAR])
1134  * Construct a PharData archive object
1135  *
1136  * This function is used as the constructor for both the Phar and PharData
1137  * classes, hence the two prototypes above.
1138  */
PHP_METHOD(Phar,__construct)1139 PHP_METHOD(Phar, __construct)
1140 {
1141 #if !HAVE_SPL
1142 	zend_throw_exception_ex(zend_exception_get_default(TSRMLS_C), 0 TSRMLS_CC, "Cannot instantiate Phar object without SPL extension");
1143 #else
1144 	char *fname, *alias = NULL, *error, *arch = NULL, *entry = NULL, *save_fname;
1145 	int fname_len, alias_len = 0, arch_len, entry_len, is_data;
1146 	long flags = SPL_FILE_DIR_SKIPDOTS|SPL_FILE_DIR_UNIXPATHS;
1147 	long format = 0;
1148 	phar_archive_object *phar_obj;
1149 	phar_archive_data   *phar_data;
1150 	zval *zobj = getThis(), arg1, arg2;
1151 
1152 	phar_obj = (phar_archive_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1153 
1154 	is_data = instanceof_function(Z_OBJCE_P(zobj), phar_ce_data TSRMLS_CC);
1155 
1156 	if (is_data) {
1157 		if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|ls!l", &fname, &fname_len, &flags, &alias, &alias_len, &format) == FAILURE) {
1158 			return;
1159 		}
1160 	} else {
1161 		if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|ls!", &fname, &fname_len, &flags, &alias, &alias_len) == FAILURE) {
1162 			return;
1163 		}
1164 	}
1165 
1166 	if (phar_obj->arc.archive) {
1167 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot call constructor twice");
1168 		return;
1169 	}
1170 
1171 	save_fname = fname;
1172 	if (SUCCESS == phar_split_fname(fname, fname_len, &arch, &arch_len, &entry, &entry_len, !is_data, 2 TSRMLS_CC)) {
1173 		/* use arch (the basename for the archive) for fname instead of fname */
1174 		/* this allows support for RecursiveDirectoryIterator of subdirectories */
1175 #ifdef PHP_WIN32
1176 		phar_unixify_path_separators(arch, arch_len);
1177 #endif
1178 		fname = arch;
1179 		fname_len = arch_len;
1180 #ifdef PHP_WIN32
1181 	} else {
1182 		arch = estrndup(fname, fname_len);
1183 		arch_len = fname_len;
1184 		fname = arch;
1185 		phar_unixify_path_separators(arch, arch_len);
1186 #endif
1187 	}
1188 
1189 	if (phar_open_or_create_filename(fname, fname_len, alias, alias_len, is_data, REPORT_ERRORS, &phar_data, &error TSRMLS_CC) == FAILURE) {
1190 
1191 		if (fname == arch && fname != save_fname) {
1192 			efree(arch);
1193 			fname = save_fname;
1194 		}
1195 
1196 		if (entry) {
1197 			efree(entry);
1198 		}
1199 
1200 		if (error) {
1201 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1202 				"%s", error);
1203 			efree(error);
1204 		} else {
1205 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1206 				"Phar creation or opening failed");
1207 		}
1208 
1209 		return;
1210 	}
1211 
1212 	if (is_data && phar_data->is_tar && phar_data->is_brandnew && format == PHAR_FORMAT_ZIP) {
1213 		phar_data->is_zip = 1;
1214 		phar_data->is_tar = 0;
1215 	}
1216 
1217 	if (fname == arch) {
1218 		efree(arch);
1219 		fname = save_fname;
1220 	}
1221 
1222 	if ((is_data && !phar_data->is_data) || (!is_data && phar_data->is_data)) {
1223 		if (is_data) {
1224 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1225 				"PharData class can only be used for non-executable tar and zip archives");
1226 		} else {
1227 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1228 				"Phar class can only be used for executable tar and zip archives");
1229 		}
1230 		efree(entry);
1231 		return;
1232 	}
1233 
1234 	is_data = phar_data->is_data;
1235 
1236 	if (!phar_data->is_persistent) {
1237 		++(phar_data->refcount);
1238 	}
1239 
1240 	phar_obj->arc.archive = phar_data;
1241 	phar_obj->spl.oth_handler = &phar_spl_foreign_handler;
1242 
1243 	if (entry) {
1244 		fname_len = spprintf(&fname, 0, "phar://%s%s", phar_data->fname, entry);
1245 		efree(entry);
1246 	} else {
1247 		fname_len = spprintf(&fname, 0, "phar://%s", phar_data->fname);
1248 	}
1249 
1250 	INIT_PZVAL(&arg1);
1251 	ZVAL_STRINGL(&arg1, fname, fname_len, 0);
1252 	INIT_PZVAL(&arg2);
1253 	ZVAL_LONG(&arg2, flags);
1254 
1255 	zend_call_method_with_2_params(&zobj, Z_OBJCE_P(zobj),
1256 		&spl_ce_RecursiveDirectoryIterator->constructor, "__construct", NULL, &arg1, &arg2);
1257 
1258 	if (!phar_data->is_persistent) {
1259 		phar_obj->arc.archive->is_data = is_data;
1260 	} else if (!EG(exception)) {
1261 		/* register this guy so we can modify if necessary */
1262 		zend_hash_add(&PHAR_GLOBALS->phar_persist_map, (const char *) phar_obj->arc.archive, sizeof(phar_obj->arc.archive), (void *) &phar_obj, sizeof(phar_archive_object **), NULL);
1263 	}
1264 
1265 	phar_obj->spl.info_class = phar_ce_entry;
1266 	efree(fname);
1267 #endif /* HAVE_SPL */
1268 }
1269 /* }}} */
1270 
1271 /* {{{ proto array Phar::getSupportedSignatures()
1272  * Return array of supported signature types
1273  */
PHP_METHOD(Phar,getSupportedSignatures)1274 PHP_METHOD(Phar, getSupportedSignatures)
1275 {
1276 	if (zend_parse_parameters_none() == FAILURE) {
1277 		return;
1278 	}
1279 
1280 	array_init(return_value);
1281 
1282 	add_next_index_stringl(return_value, "MD5", 3, 1);
1283 	add_next_index_stringl(return_value, "SHA-1", 5, 1);
1284 #ifdef PHAR_HASH_OK
1285 	add_next_index_stringl(return_value, "SHA-256", 7, 1);
1286 	add_next_index_stringl(return_value, "SHA-512", 7, 1);
1287 #endif
1288 #if PHAR_HAVE_OPENSSL
1289 	add_next_index_stringl(return_value, "OpenSSL", 7, 1);
1290 #else
1291 	if (zend_hash_exists(&module_registry, "openssl", sizeof("openssl"))) {
1292 		add_next_index_stringl(return_value, "OpenSSL", 7, 1);
1293 	}
1294 #endif
1295 }
1296 /* }}} */
1297 
1298 /* {{{ proto array Phar::getSupportedCompression()
1299  * Return array of supported comparession algorithms
1300  */
PHP_METHOD(Phar,getSupportedCompression)1301 PHP_METHOD(Phar, getSupportedCompression)
1302 {
1303 	if (zend_parse_parameters_none() == FAILURE) {
1304 		return;
1305 	}
1306 
1307 	array_init(return_value);
1308 	phar_request_initialize(TSRMLS_C);
1309 
1310 	if (PHAR_G(has_zlib)) {
1311 		add_next_index_stringl(return_value, "GZ", 2, 1);
1312 	}
1313 
1314 	if (PHAR_G(has_bz2)) {
1315 		add_next_index_stringl(return_value, "BZIP2", 5, 1);
1316 	}
1317 }
1318 /* }}} */
1319 
1320 /* {{{ proto array Phar::unlinkArchive(string archive)
1321  * Completely remove a phar archive from memory and disk
1322  */
PHP_METHOD(Phar,unlinkArchive)1323 PHP_METHOD(Phar, unlinkArchive)
1324 {
1325 	char *fname, *error, *zname, *arch, *entry;
1326 	int fname_len, zname_len, arch_len, entry_len;
1327 	phar_archive_data *phar;
1328 
1329 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &fname, &fname_len) == FAILURE) {
1330 		RETURN_FALSE;
1331 	}
1332 
1333 	if (!fname_len) {
1334 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Unknown phar archive \"\"");
1335 		return;
1336 	}
1337 
1338 	if (FAILURE == phar_open_from_filename(fname, fname_len, NULL, 0, REPORT_ERRORS, &phar, &error TSRMLS_CC)) {
1339 		if (error) {
1340 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Unknown phar archive \"%s\": %s", fname, error);
1341 			efree(error);
1342 		} else {
1343 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Unknown phar archive \"%s\"", fname);
1344 		}
1345 		return;
1346 	}
1347 
1348 	zname = (char*)zend_get_executed_filename(TSRMLS_C);
1349 	zname_len = strlen(zname);
1350 
1351 	if (zname_len > 7 && !memcmp(zname, "phar://", 7) && SUCCESS == phar_split_fname(zname, zname_len, &arch, &arch_len, &entry, &entry_len, 2, 0 TSRMLS_CC)) {
1352 		if (arch_len == fname_len && !memcmp(arch, fname, arch_len)) {
1353 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar archive \"%s\" cannot be unlinked from within itself", fname);
1354 			efree(arch);
1355 			efree(entry);
1356 			return;
1357 		}
1358 		efree(arch);
1359 		efree(entry);
1360 	}
1361 
1362 	if (phar->is_persistent) {
1363 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar archive \"%s\" is in phar.cache_list, cannot unlinkArchive()", fname);
1364 		return;
1365 	}
1366 
1367 	if (phar->refcount) {
1368 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar archive \"%s\" has open file handles or objects.  fclose() all file handles, and unset() all objects prior to calling unlinkArchive()", fname);
1369 		return;
1370 	}
1371 
1372 	fname = estrndup(phar->fname, phar->fname_len);
1373 
1374 	/* invalidate phar cache */
1375 	PHAR_G(last_phar) = NULL;
1376 	PHAR_G(last_phar_name) = PHAR_G(last_alias) = NULL;
1377 
1378 	phar_archive_delref(phar TSRMLS_CC);
1379 	unlink(fname);
1380 	efree(fname);
1381 	RETURN_TRUE;
1382 }
1383 /* }}} */
1384 
1385 #if HAVE_SPL
1386 
1387 #define PHAR_ARCHIVE_OBJECT() \
1388 	phar_archive_object *phar_obj = (phar_archive_object*)zend_object_store_get_object(getThis() TSRMLS_CC); \
1389 	if (!phar_obj->arc.archive) { \
1390 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
1391 			"Cannot call method on an uninitialized Phar object"); \
1392 		return; \
1393 	}
1394 
1395 /* {{{ proto void Phar::__destruct()
1396  * if persistent, remove from the cache
1397  */
PHP_METHOD(Phar,__destruct)1398 PHP_METHOD(Phar, __destruct)
1399 {
1400 	phar_archive_object *phar_obj = (phar_archive_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
1401 
1402 	if (phar_obj->arc.archive && phar_obj->arc.archive->is_persistent) {
1403 		zend_hash_del(&PHAR_GLOBALS->phar_persist_map, (const char *) phar_obj->arc.archive, sizeof(phar_obj->arc.archive));
1404 	}
1405 }
1406 /* }}} */
1407 
1408 struct _phar_t {
1409 	phar_archive_object *p;
1410 	zend_class_entry *c;
1411 	char *b;
1412 	uint l;
1413 	zval *ret;
1414 	int count;
1415 	php_stream *fp;
1416 };
1417 
phar_build(zend_object_iterator * iter,void * puser TSRMLS_DC)1418 static int phar_build(zend_object_iterator *iter, void *puser TSRMLS_DC) /* {{{ */
1419 {
1420 	zval **value;
1421 	zend_bool close_fp = 1;
1422 	struct _phar_t *p_obj = (struct _phar_t*) puser;
1423 	uint str_key_len, base_len = p_obj->l, fname_len;
1424 	phar_entry_data *data;
1425 	php_stream *fp;
1426 	size_t contents_len;
1427 	char *fname, *error = NULL, *base = p_obj->b, *opened, *save = NULL, *temp = NULL;
1428 	char *str_key;
1429 	zend_class_entry *ce = p_obj->c;
1430 	phar_archive_object *phar_obj = p_obj->p;
1431 	char *str = "[stream]";
1432 
1433 	iter->funcs->get_current_data(iter, &value TSRMLS_CC);
1434 
1435 	if (EG(exception)) {
1436 		return ZEND_HASH_APPLY_STOP;
1437 	}
1438 
1439 	if (!value) {
1440 		/* failure in get_current_data */
1441 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned no value", ce->name);
1442 		return ZEND_HASH_APPLY_STOP;
1443 	}
1444 
1445 	switch (Z_TYPE_PP(value)) {
1446 		case IS_STRING:
1447 			break;
1448 		case IS_RESOURCE:
1449 			php_stream_from_zval_no_verify(fp, value);
1450 
1451 			if (!fp) {
1452 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Iterator %v returned an invalid stream handle", ce->name);
1453 				return ZEND_HASH_APPLY_STOP;
1454 			}
1455 
1456 			if (iter->funcs->get_current_key) {
1457 				zval key;
1458 				iter->funcs->get_current_key(iter, &key TSRMLS_CC);
1459 
1460 				if (EG(exception)) {
1461 					return ZEND_HASH_APPLY_STOP;
1462 				}
1463 
1464 				if (Z_TYPE(key) != IS_STRING) {
1465 					zval_dtor(&key);
1466 					zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned an invalid key (must return a string)", ce->name);
1467 					return ZEND_HASH_APPLY_STOP;
1468 				}
1469 
1470 				str_key_len = Z_STRLEN(key);
1471 				str_key = estrndup(Z_STRVAL(key), str_key_len);
1472 
1473 				save = str_key;
1474 				zval_dtor(&key);
1475 			} else {
1476 				zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned an invalid key (must return a string)", ce->name);
1477 				return ZEND_HASH_APPLY_STOP;
1478 			}
1479 
1480 			close_fp = 0;
1481 			opened = (char *) estrndup(str, sizeof("[stream]") - 1);
1482 			goto after_open_fp;
1483 		case IS_OBJECT:
1484 			if (instanceof_function(Z_OBJCE_PP(value), spl_ce_SplFileInfo TSRMLS_CC)) {
1485 				char *test = NULL;
1486 				zval dummy;
1487 				spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(*value TSRMLS_CC);
1488 
1489 				if (!base_len) {
1490 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Iterator %v returns an SplFileInfo object, so base directory must be specified", ce->name);
1491 					return ZEND_HASH_APPLY_STOP;
1492 				}
1493 
1494 				switch (intern->type) {
1495 					case SPL_FS_DIR:
1496 						test = spl_filesystem_object_get_path(intern, NULL TSRMLS_CC);
1497 						fname_len = spprintf(&fname, 0, "%s%c%s", test, DEFAULT_SLASH, intern->u.dir.entry.d_name);
1498 						php_stat(fname, fname_len, FS_IS_DIR, &dummy TSRMLS_CC);
1499 
1500 						if (Z_BVAL(dummy)) {
1501 							/* ignore directories */
1502 							efree(fname);
1503 							return ZEND_HASH_APPLY_KEEP;
1504 						}
1505 
1506 						test = expand_filepath(fname, NULL TSRMLS_CC);
1507 						efree(fname);
1508 
1509 						if (test) {
1510 							fname = test;
1511 							fname_len = strlen(fname);
1512 						} else {
1513 							zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Could not resolve file path");
1514 							return ZEND_HASH_APPLY_STOP;
1515 						}
1516 
1517 						save = fname;
1518 						goto phar_spl_fileinfo;
1519 					case SPL_FS_INFO:
1520 					case SPL_FS_FILE:
1521 						fname = expand_filepath(intern->file_name, NULL TSRMLS_CC);
1522 						if (!fname) {
1523 							zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Could not resolve file path");
1524 							return ZEND_HASH_APPLY_STOP;
1525 						}
1526 
1527 						fname_len = strlen(fname);
1528 						save = fname;
1529 						goto phar_spl_fileinfo;
1530 				}
1531 			}
1532 			/* fall-through */
1533 		default:
1534 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned an invalid value (must return a string)", ce->name);
1535 			return ZEND_HASH_APPLY_STOP;
1536 	}
1537 
1538 	fname = Z_STRVAL_PP(value);
1539 	fname_len = Z_STRLEN_PP(value);
1540 
1541 phar_spl_fileinfo:
1542 	if (base_len) {
1543 		temp = expand_filepath(base, NULL TSRMLS_CC);
1544 		if (!temp) {
1545 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Could not resolve file path");
1546 			if (save) {
1547 				efree(save);
1548 			}
1549 			return ZEND_HASH_APPLY_STOP;
1550 		}
1551 
1552 		base = temp;
1553 		base_len = strlen(base);
1554 
1555 		if (strstr(fname, base)) {
1556 			str_key_len = fname_len - base_len;
1557 
1558 			if (str_key_len <= 0) {
1559 				if (save) {
1560 					efree(save);
1561 					efree(temp);
1562 				}
1563 				return ZEND_HASH_APPLY_KEEP;
1564 			}
1565 
1566 			str_key = fname + base_len;
1567 
1568 			if (*str_key == '/' || *str_key == '\\') {
1569 				str_key++;
1570 				str_key_len--;
1571 			}
1572 
1573 		} else {
1574 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned a path \"%s\" that is not in the base directory \"%s\"", ce->name, fname, base);
1575 
1576 			if (save) {
1577 				efree(save);
1578 				efree(temp);
1579 			}
1580 
1581 			return ZEND_HASH_APPLY_STOP;
1582 		}
1583 	} else {
1584 		if (iter->funcs->get_current_key) {
1585 			zval key;
1586 			iter->funcs->get_current_key(iter, &key TSRMLS_CC);
1587 
1588 			if (EG(exception)) {
1589 				return ZEND_HASH_APPLY_STOP;
1590 			}
1591 
1592 			if (Z_TYPE(key) != IS_STRING) {
1593 				zval_dtor(&key);
1594 				zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned an invalid key (must return a string)", ce->name);
1595 				return ZEND_HASH_APPLY_STOP;
1596 			}
1597 
1598 			str_key_len = Z_STRLEN(key);
1599 			str_key = estrndup(Z_STRVAL(key), str_key_len);
1600 
1601 			save = str_key;
1602 			zval_dtor(&key);
1603 		} else {
1604 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned an invalid key (must return a string)", ce->name);
1605 			return ZEND_HASH_APPLY_STOP;
1606 		}
1607 	}
1608 #if PHP_API_VERSION < 20100412
1609 	if (PG(safe_mode) && (!php_checkuid(fname, NULL, CHECKUID_ALLOW_ONLY_FILE))) {
1610 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned a path \"%s\" that safe mode prevents opening", ce->name, fname);
1611 
1612 		if (save) {
1613 			efree(save);
1614 		}
1615 
1616 		if (temp) {
1617 			efree(temp);
1618 		}
1619 
1620 		return ZEND_HASH_APPLY_STOP;
1621 	}
1622 #endif
1623 
1624 	if (php_check_open_basedir(fname TSRMLS_CC)) {
1625 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned a path \"%s\" that open_basedir prevents opening", ce->name, fname);
1626 
1627 		if (save) {
1628 			efree(save);
1629 		}
1630 
1631 		if (temp) {
1632 			efree(temp);
1633 		}
1634 
1635 		return ZEND_HASH_APPLY_STOP;
1636 	}
1637 
1638 	/* try to open source file, then create internal phar file and copy contents */
1639 	fp = php_stream_open_wrapper(fname, "rb", STREAM_MUST_SEEK|0, &opened);
1640 
1641 	if (!fp) {
1642 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "Iterator %v returned a file that could not be opened \"%s\"", ce->name, fname);
1643 
1644 		if (save) {
1645 			efree(save);
1646 		}
1647 
1648 		if (temp) {
1649 			efree(temp);
1650 		}
1651 
1652 		return ZEND_HASH_APPLY_STOP;
1653 	}
1654 after_open_fp:
1655 	if (str_key_len >= sizeof(".phar")-1 && !memcmp(str_key, ".phar", sizeof(".phar")-1)) {
1656 		/* silently skip any files that would be added to the magic .phar directory */
1657 		if (save) {
1658 			efree(save);
1659 		}
1660 
1661 		if (temp) {
1662 			efree(temp);
1663 		}
1664 
1665 		if (opened) {
1666 			efree(opened);
1667 		}
1668 
1669 		if (close_fp) {
1670 			php_stream_close(fp);
1671 		}
1672 
1673 		return ZEND_HASH_APPLY_KEEP;
1674 	}
1675 
1676 	if (!(data = phar_get_or_create_entry_data(phar_obj->arc.archive->fname, phar_obj->arc.archive->fname_len, str_key, str_key_len, "w+b", 0, &error, 1 TSRMLS_CC))) {
1677 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s cannot be created: %s", str_key, error);
1678 		efree(error);
1679 
1680 		if (save) {
1681 			efree(save);
1682 		}
1683 
1684 		if (opened) {
1685 			efree(opened);
1686 		}
1687 
1688 		if (temp) {
1689 			efree(temp);
1690 		}
1691 
1692 		if (close_fp) {
1693 			php_stream_close(fp);
1694 		}
1695 
1696 		return ZEND_HASH_APPLY_STOP;
1697 
1698 	} else {
1699 		if (error) {
1700 			efree(error);
1701 		}
1702 		/* convert to PHAR_UFP */
1703 		if (data->internal_file->fp_type == PHAR_MOD) {
1704 			php_stream_close(data->internal_file->fp);
1705 		}
1706 
1707 		data->internal_file->fp = NULL;
1708 		data->internal_file->fp_type = PHAR_UFP;
1709 		data->internal_file->offset_abs = data->internal_file->offset = php_stream_tell(p_obj->fp);
1710 		data->fp = NULL;
1711 		phar_stream_copy_to_stream(fp, p_obj->fp, PHP_STREAM_COPY_ALL, &contents_len);
1712 		data->internal_file->uncompressed_filesize = data->internal_file->compressed_filesize =
1713 			php_stream_tell(p_obj->fp) - data->internal_file->offset;
1714 	}
1715 
1716 	if (close_fp) {
1717 		php_stream_close(fp);
1718 	}
1719 
1720 	add_assoc_string(p_obj->ret, str_key, opened, 0);
1721 
1722 	if (save) {
1723 		efree(save);
1724 	}
1725 
1726 	if (temp) {
1727 		efree(temp);
1728 	}
1729 
1730 	data->internal_file->compressed_filesize = data->internal_file->uncompressed_filesize = contents_len;
1731 	phar_entry_delref(data TSRMLS_CC);
1732 
1733 	return ZEND_HASH_APPLY_KEEP;
1734 }
1735 /* }}} */
1736 
1737 /* {{{ proto array Phar::buildFromDirectory(string base_dir[, string regex])
1738  * Construct a phar archive from an existing directory, recursively.
1739  * Optional second parameter is a regular expression for filtering directory contents.
1740  *
1741  * Return value is an array mapping phar index to actual files added.
1742  */
PHP_METHOD(Phar,buildFromDirectory)1743 PHP_METHOD(Phar, buildFromDirectory)
1744 {
1745 	char *dir, *error, *regex = NULL;
1746 	int dir_len, regex_len = 0;
1747 	zend_bool apply_reg = 0;
1748 	zval arg, arg2, *iter, *iteriter, *regexiter = NULL;
1749 	struct _phar_t pass;
1750 
1751 	PHAR_ARCHIVE_OBJECT();
1752 
1753 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
1754 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1755 			"Cannot write to archive - write operations restricted by INI setting");
1756 		return;
1757 	}
1758 
1759 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|s", &dir, &dir_len, &regex, &regex_len) == FAILURE) {
1760 		RETURN_FALSE;
1761 	}
1762 
1763 	MAKE_STD_ZVAL(iter);
1764 
1765 	if (SUCCESS != object_init_ex(iter, spl_ce_RecursiveDirectoryIterator)) {
1766 		zval_ptr_dtor(&iter);
1767 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to instantiate directory iterator for %s", phar_obj->arc.archive->fname);
1768 		RETURN_FALSE;
1769 	}
1770 
1771 	INIT_PZVAL(&arg);
1772 	ZVAL_STRINGL(&arg, dir, dir_len, 0);
1773 	INIT_PZVAL(&arg2);
1774 	ZVAL_LONG(&arg2, SPL_FILE_DIR_SKIPDOTS|SPL_FILE_DIR_UNIXPATHS);
1775 
1776 	zend_call_method_with_2_params(&iter, spl_ce_RecursiveDirectoryIterator,
1777 			&spl_ce_RecursiveDirectoryIterator->constructor, "__construct", NULL, &arg, &arg2);
1778 
1779 	if (EG(exception)) {
1780 		zval_ptr_dtor(&iter);
1781 		RETURN_FALSE;
1782 	}
1783 
1784 	MAKE_STD_ZVAL(iteriter);
1785 
1786 	if (SUCCESS != object_init_ex(iteriter, spl_ce_RecursiveIteratorIterator)) {
1787 		zval_ptr_dtor(&iter);
1788 		zval_ptr_dtor(&iteriter);
1789 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to instantiate directory iterator for %s", phar_obj->arc.archive->fname);
1790 		RETURN_FALSE;
1791 	}
1792 
1793 	zend_call_method_with_1_params(&iteriter, spl_ce_RecursiveIteratorIterator,
1794 			&spl_ce_RecursiveIteratorIterator->constructor, "__construct", NULL, iter);
1795 
1796 	if (EG(exception)) {
1797 		zval_ptr_dtor(&iter);
1798 		zval_ptr_dtor(&iteriter);
1799 		RETURN_FALSE;
1800 	}
1801 
1802 	zval_ptr_dtor(&iter);
1803 
1804 	if (regex_len > 0) {
1805 		apply_reg = 1;
1806 		MAKE_STD_ZVAL(regexiter);
1807 
1808 		if (SUCCESS != object_init_ex(regexiter, spl_ce_RegexIterator)) {
1809 			zval_ptr_dtor(&iteriter);
1810 			zval_dtor(regexiter);
1811 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to instantiate regex iterator for %s", phar_obj->arc.archive->fname);
1812 			RETURN_FALSE;
1813 		}
1814 
1815 		INIT_PZVAL(&arg2);
1816 		ZVAL_STRINGL(&arg2, regex, regex_len, 0);
1817 
1818 		zend_call_method_with_2_params(&regexiter, spl_ce_RegexIterator,
1819 			&spl_ce_RegexIterator->constructor, "__construct", NULL, iteriter, &arg2);
1820 	}
1821 
1822 	array_init(return_value);
1823 
1824 	pass.c = apply_reg ? Z_OBJCE_P(regexiter) : Z_OBJCE_P(iteriter);
1825 	pass.p = phar_obj;
1826 	pass.b = dir;
1827 	pass.l = dir_len;
1828 	pass.count = 0;
1829 	pass.ret = return_value;
1830 	pass.fp = php_stream_fopen_tmpfile();
1831 	if (pass.fp == NULL) {
1832 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" unable to create temporary file", phar_obj->arc.archive->fname);
1833 		return;
1834 	}
1835 
1836 	if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
1837 		zval_ptr_dtor(&iteriter);
1838 		if (apply_reg) {
1839 			zval_ptr_dtor(&regexiter);
1840 		}
1841 		php_stream_close(pass.fp);
1842 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
1843 		return;
1844 	}
1845 
1846 	if (SUCCESS == spl_iterator_apply((apply_reg ? regexiter : iteriter), (spl_iterator_apply_func_t) phar_build, (void *) &pass TSRMLS_CC)) {
1847 		zval_ptr_dtor(&iteriter);
1848 
1849 		if (apply_reg) {
1850 			zval_ptr_dtor(&regexiter);
1851 		}
1852 
1853 		phar_obj->arc.archive->ufp = pass.fp;
1854 		phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
1855 
1856 		if (error) {
1857 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
1858 			efree(error);
1859 		}
1860 
1861 	} else {
1862 		zval_ptr_dtor(&iteriter);
1863 		if (apply_reg) {
1864 			zval_ptr_dtor(&regexiter);
1865 		}
1866 		php_stream_close(pass.fp);
1867 	}
1868 }
1869 /* }}} */
1870 
1871 /* {{{ proto array Phar::buildFromIterator(Iterator iter[, string base_directory])
1872  * Construct a phar archive from an iterator.  The iterator must return a series of strings
1873  * that are full paths to files that should be added to the phar.  The iterator key should
1874  * be the path that the file will have within the phar archive.
1875  *
1876  * If base directory is specified, then the key will be ignored, and instead the portion of
1877  * the current value minus the base directory will be used
1878  *
1879  * Returned is an array mapping phar index to actual file added
1880  */
PHP_METHOD(Phar,buildFromIterator)1881 PHP_METHOD(Phar, buildFromIterator)
1882 {
1883 	zval *obj;
1884 	char *error;
1885 	uint base_len = 0;
1886 	char *base = NULL;
1887 	struct _phar_t pass;
1888 
1889 	PHAR_ARCHIVE_OBJECT();
1890 
1891 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
1892 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1893 			"Cannot write out phar archive, phar is read-only");
1894 		return;
1895 	}
1896 
1897 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "O|s", &obj, zend_ce_traversable, &base, &base_len) == FAILURE) {
1898 		RETURN_FALSE;
1899 	}
1900 
1901 	if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
1902 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
1903 		return;
1904 	}
1905 
1906 	array_init(return_value);
1907 
1908 	pass.c = Z_OBJCE_P(obj);
1909 	pass.p = phar_obj;
1910 	pass.b = base;
1911 	pass.l = base_len;
1912 	pass.ret = return_value;
1913 	pass.count = 0;
1914 	pass.fp = php_stream_fopen_tmpfile();
1915 	if (pass.fp == NULL) {
1916 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\": unable to create temporary file", phar_obj->arc.archive->fname);
1917 		return;
1918 	}
1919 
1920 	if (SUCCESS == spl_iterator_apply(obj, (spl_iterator_apply_func_t) phar_build, (void *) &pass TSRMLS_CC)) {
1921 		phar_obj->arc.archive->ufp = pass.fp;
1922 		phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
1923 		if (error) {
1924 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
1925 			efree(error);
1926 		}
1927 	} else {
1928 		php_stream_close(pass.fp);
1929 	}
1930 }
1931 /* }}} */
1932 
1933 /* {{{ proto int Phar::count()
1934  * Returns the number of entries in the Phar archive
1935  */
PHP_METHOD(Phar,count)1936 PHP_METHOD(Phar, count)
1937 {
1938 	PHAR_ARCHIVE_OBJECT();
1939 
1940 	if (zend_parse_parameters_none() == FAILURE) {
1941 		return;
1942 	}
1943 
1944 	RETURN_LONG(zend_hash_num_elements(&phar_obj->arc.archive->manifest));
1945 }
1946 /* }}} */
1947 
1948 /* {{{ proto bool Phar::isFileFormat(int format)
1949  * Returns true if the phar archive is based on the tar/zip/phar file format depending
1950  * on whether Phar::TAR, Phar::ZIP or Phar::PHAR was passed in
1951  */
PHP_METHOD(Phar,isFileFormat)1952 PHP_METHOD(Phar, isFileFormat)
1953 {
1954 	long type;
1955 	PHAR_ARCHIVE_OBJECT();
1956 
1957 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &type) == FAILURE) {
1958 		RETURN_FALSE;
1959 	}
1960 
1961 	switch (type) {
1962 		case PHAR_FORMAT_TAR:
1963 			RETURN_BOOL(phar_obj->arc.archive->is_tar);
1964 		case PHAR_FORMAT_ZIP:
1965 			RETURN_BOOL(phar_obj->arc.archive->is_zip);
1966 		case PHAR_FORMAT_PHAR:
1967 			RETURN_BOOL(!phar_obj->arc.archive->is_tar && !phar_obj->arc.archive->is_zip);
1968 		default:
1969 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Unknown file format specified");
1970 	}
1971 }
1972 /* }}} */
1973 
phar_copy_file_contents(phar_entry_info * entry,php_stream * fp TSRMLS_DC)1974 static int phar_copy_file_contents(phar_entry_info *entry, php_stream *fp TSRMLS_DC) /* {{{ */
1975 {
1976 	char *error;
1977 	off_t offset;
1978 	phar_entry_info *link;
1979 
1980 	if (FAILURE == phar_open_entry_fp(entry, &error, 1 TSRMLS_CC)) {
1981 		if (error) {
1982 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1983 				"Cannot convert phar archive \"%s\", unable to open entry \"%s\" contents: %s", entry->phar->fname, entry->filename, error);
1984 			efree(error);
1985 		} else {
1986 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
1987 				"Cannot convert phar archive \"%s\", unable to open entry \"%s\" contents", entry->phar->fname, entry->filename);
1988 		}
1989 		return FAILURE;
1990 	}
1991 
1992 	/* copy old contents in entirety */
1993 	phar_seek_efp(entry, 0, SEEK_SET, 0, 1 TSRMLS_CC);
1994 	offset = php_stream_tell(fp);
1995 	link = phar_get_link_source(entry TSRMLS_CC);
1996 
1997 	if (!link) {
1998 		link = entry;
1999 	}
2000 
2001 	if (SUCCESS != phar_stream_copy_to_stream(phar_get_efp(link, 0 TSRMLS_CC), fp, link->uncompressed_filesize, NULL)) {
2002 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2003 			"Cannot convert phar archive \"%s\", unable to copy entry \"%s\" contents", entry->phar->fname, entry->filename);
2004 		return FAILURE;
2005 	}
2006 
2007 	if (entry->fp_type == PHAR_MOD) {
2008 		/* save for potential restore on error */
2009 		entry->cfp = entry->fp;
2010 		entry->fp = NULL;
2011 	}
2012 
2013 	/* set new location of file contents */
2014 	entry->fp_type = PHAR_FP;
2015 	entry->offset = offset;
2016 	return SUCCESS;
2017 }
2018 /* }}} */
2019 
phar_rename_archive(phar_archive_data ** sphar,char * ext,zend_bool compress TSRMLS_DC)2020 static zval *phar_rename_archive(phar_archive_data **sphar, char *ext, zend_bool compress TSRMLS_DC) /* {{{ */
2021 {
2022 	const char *oldname = NULL;
2023 	phar_archive_data *phar = *sphar;
2024 	char *oldpath = NULL;
2025 	char *basename = NULL, *basepath = NULL;
2026 	char *newname = NULL, *newpath = NULL;
2027 	zval *ret, arg1;
2028 	zend_class_entry *ce;
2029 	char *error;
2030 	const char *pcr_error;
2031 	int ext_len = ext ? strlen(ext) : 0;
2032 	int oldname_len;
2033 	phar_archive_data **pphar = NULL;
2034 	php_stream_statbuf ssb;
2035 
2036 	if (!ext) {
2037 		if (phar->is_zip) {
2038 
2039 			if (phar->is_data) {
2040 				ext = "zip";
2041 			} else {
2042 				ext = "phar.zip";
2043 			}
2044 
2045 		} else if (phar->is_tar) {
2046 
2047 			switch (phar->flags) {
2048 				case PHAR_FILE_COMPRESSED_GZ:
2049 					if (phar->is_data) {
2050 						ext = "tar.gz";
2051 					} else {
2052 						ext = "phar.tar.gz";
2053 					}
2054 					break;
2055 				case PHAR_FILE_COMPRESSED_BZ2:
2056 					if (phar->is_data) {
2057 						ext = "tar.bz2";
2058 					} else {
2059 						ext = "phar.tar.bz2";
2060 					}
2061 					break;
2062 				default:
2063 					if (phar->is_data) {
2064 						ext = "tar";
2065 					} else {
2066 						ext = "phar.tar";
2067 					}
2068 			}
2069 		} else {
2070 
2071 			switch (phar->flags) {
2072 				case PHAR_FILE_COMPRESSED_GZ:
2073 					ext = "phar.gz";
2074 					break;
2075 				case PHAR_FILE_COMPRESSED_BZ2:
2076 					ext = "phar.bz2";
2077 					break;
2078 				default:
2079 					ext = "phar";
2080 			}
2081 		}
2082 	} else if (phar_path_check(&ext, &ext_len, &pcr_error) > pcr_is_ok) {
2083 
2084 		if (phar->is_data) {
2085 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "data phar converted from \"%s\" has invalid extension %s", phar->fname, ext);
2086 		} else {
2087 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "phar converted from \"%s\" has invalid extension %s", phar->fname, ext);
2088 		}
2089 		return NULL;
2090 	}
2091 
2092 	if (ext[0] == '.') {
2093 		++ext;
2094 	}
2095 
2096 	oldpath = estrndup(phar->fname, phar->fname_len);
2097 	oldname = zend_memrchr(phar->fname, '/', phar->fname_len);
2098 	++oldname;
2099 	oldname_len = strlen(oldname);
2100 
2101 	basename = estrndup(oldname, oldname_len);
2102 	spprintf(&newname, 0, "%s.%s", strtok(basename, "."), ext);
2103 	efree(basename);
2104 
2105 
2106 
2107 	basepath = estrndup(oldpath, (strlen(oldpath) - oldname_len));
2108 	phar->fname_len = spprintf(&newpath, 0, "%s%s", basepath, newname);
2109 	phar->fname = newpath;
2110 	phar->ext = newpath + phar->fname_len - strlen(ext) - 1;
2111 	efree(basepath);
2112 	efree(newname);
2113 
2114 	if (PHAR_G(manifest_cached) && SUCCESS == zend_hash_find(&cached_phars, newpath, phar->fname_len, (void **) &pphar)) {
2115 		efree(oldpath);
2116 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to add newly converted phar \"%s\" to the list of phars, new phar name is in phar.cache_list", phar->fname);
2117 		return NULL;
2118 	}
2119 
2120 	if (SUCCESS == zend_hash_find(&(PHAR_GLOBALS->phar_fname_map), newpath, phar->fname_len, (void **) &pphar)) {
2121 		if ((*pphar)->fname_len == phar->fname_len && !memcmp((*pphar)->fname, phar->fname, phar->fname_len)) {
2122 			if (!zend_hash_num_elements(&phar->manifest)) {
2123 				(*pphar)->is_tar = phar->is_tar;
2124 				(*pphar)->is_zip = phar->is_zip;
2125 				(*pphar)->is_data = phar->is_data;
2126 				(*pphar)->flags = phar->flags;
2127 				(*pphar)->fp = phar->fp;
2128 				phar->fp = NULL;
2129 				phar_destroy_phar_data(phar TSRMLS_CC);
2130 				*sphar = NULL;
2131 				phar = *pphar;
2132 				*sphar = NULL;
2133 				phar->refcount++;
2134 				newpath = oldpath;
2135 				goto its_ok;
2136 			}
2137 		}
2138 
2139 		efree(oldpath);
2140 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to add newly converted phar \"%s\" to the list of phars, a phar with that name already exists", phar->fname);
2141 		return NULL;
2142 	}
2143 its_ok:
2144 	if (SUCCESS == php_stream_stat_path(newpath, &ssb)) {
2145 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "phar \"%s\" exists and must be unlinked prior to conversion", newpath);
2146 		efree(oldpath);
2147 		return NULL;
2148 	}
2149 	if (!phar->is_data) {
2150 		if (SUCCESS != phar_detect_phar_fname_ext(newpath, phar->fname_len, (const char **) &(phar->ext), &(phar->ext_len), 1, 1, 1 TSRMLS_CC)) {
2151 			efree(oldpath);
2152 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "phar \"%s\" has invalid extension %s", phar->fname, ext);
2153 			return NULL;
2154 		}
2155 
2156 		if (phar->alias) {
2157 			if (phar->is_temporary_alias) {
2158 				phar->alias = NULL;
2159 				phar->alias_len = 0;
2160 			} else {
2161 				phar->alias = estrndup(newpath, strlen(newpath));
2162 				phar->alias_len = strlen(newpath);
2163 				phar->is_temporary_alias = 1;
2164 				zend_hash_update(&(PHAR_GLOBALS->phar_alias_map), newpath, phar->fname_len, (void*)&phar, sizeof(phar_archive_data*), NULL);
2165 			}
2166 		}
2167 
2168 	} else {
2169 
2170 		if (SUCCESS != phar_detect_phar_fname_ext(newpath, phar->fname_len, (const char **) &(phar->ext), &(phar->ext_len), 0, 1, 1 TSRMLS_CC)) {
2171 			efree(oldpath);
2172 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "data phar \"%s\" has invalid extension %s", phar->fname, ext);
2173 			return NULL;
2174 		}
2175 
2176 		phar->alias = NULL;
2177 		phar->alias_len = 0;
2178 	}
2179 
2180 	if ((!pphar || phar == *pphar) && SUCCESS != zend_hash_update(&(PHAR_GLOBALS->phar_fname_map), newpath, phar->fname_len, (void*)&phar, sizeof(phar_archive_data*), NULL)) {
2181 		efree(oldpath);
2182 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to add newly converted phar \"%s\" to the list of phars", phar->fname);
2183 		return NULL;
2184 	}
2185 
2186 	phar_flush(phar, 0, 0, 1, &error TSRMLS_CC);
2187 
2188 	if (error) {
2189 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s", error);
2190 		efree(error);
2191 		efree(oldpath);
2192 		return NULL;
2193 	}
2194 
2195 	efree(oldpath);
2196 
2197 	if (phar->is_data) {
2198 		ce = phar_ce_data;
2199 	} else {
2200 		ce = phar_ce_archive;
2201 	}
2202 
2203 	MAKE_STD_ZVAL(ret);
2204 
2205 	if (SUCCESS != object_init_ex(ret, ce)) {
2206 		zval_dtor(ret);
2207 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Unable to instantiate phar object when converting archive \"%s\"", phar->fname);
2208 		return NULL;
2209 	}
2210 
2211 	INIT_PZVAL(&arg1);
2212 	ZVAL_STRINGL(&arg1, phar->fname, phar->fname_len, 0);
2213 
2214 	zend_call_method_with_1_params(&ret, ce, &ce->constructor, "__construct", NULL, &arg1);
2215 	return ret;
2216 }
2217 /* }}} */
2218 
phar_convert_to_other(phar_archive_data * source,int convert,char * ext,php_uint32 flags TSRMLS_DC)2219 static zval *phar_convert_to_other(phar_archive_data *source, int convert, char *ext, php_uint32 flags TSRMLS_DC) /* {{{ */
2220 {
2221 	phar_archive_data *phar;
2222 	phar_entry_info *entry, newentry;
2223 	zval *ret;
2224 
2225 	/* invalidate phar cache */
2226 	PHAR_G(last_phar) = NULL;
2227 	PHAR_G(last_phar_name) = PHAR_G(last_alias) = NULL;
2228 
2229 	phar = (phar_archive_data *) ecalloc(1, sizeof(phar_archive_data));
2230 	/* set whole-archive compression and type from parameter */
2231 	phar->flags = flags;
2232 	phar->is_data = source->is_data;
2233 
2234 	switch (convert) {
2235 		case PHAR_FORMAT_TAR:
2236 			phar->is_tar = 1;
2237 			break;
2238 		case PHAR_FORMAT_ZIP:
2239 			phar->is_zip = 1;
2240 			break;
2241 		default:
2242 			phar->is_data = 0;
2243 			break;
2244 	}
2245 
2246 	zend_hash_init(&(phar->manifest), sizeof(phar_entry_info),
2247 		zend_get_hash_value, destroy_phar_manifest_entry, 0);
2248 	zend_hash_init(&phar->mounted_dirs, sizeof(char *),
2249 		zend_get_hash_value, NULL, 0);
2250 	zend_hash_init(&phar->virtual_dirs, sizeof(char *),
2251 		zend_get_hash_value, NULL, 0);
2252 
2253 	phar->fp = php_stream_fopen_tmpfile();
2254 	if (phar->fp == NULL) {
2255 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "unable to create temporary file");
2256 		return NULL;
2257 	}
2258 	phar->fname = source->fname;
2259 	phar->fname_len = source->fname_len;
2260 	phar->is_temporary_alias = source->is_temporary_alias;
2261 	phar->alias = source->alias;
2262 
2263 	if (source->metadata) {
2264 		zval *t;
2265 
2266 		t = source->metadata;
2267 		ALLOC_ZVAL(phar->metadata);
2268 		*phar->metadata = *t;
2269 		zval_copy_ctor(phar->metadata);
2270 		Z_SET_REFCOUNT_P(phar->metadata, 1);
2271 
2272 		phar->metadata_len = 0;
2273 	}
2274 
2275 	/* first copy each file's uncompressed contents to a temporary file and set per-file flags */
2276 	for (zend_hash_internal_pointer_reset(&source->manifest); SUCCESS == zend_hash_has_more_elements(&source->manifest); zend_hash_move_forward(&source->manifest)) {
2277 
2278 		if (FAILURE == zend_hash_get_current_data(&source->manifest, (void **) &entry)) {
2279 			zend_hash_destroy(&(phar->manifest));
2280 			php_stream_close(phar->fp);
2281 			efree(phar);
2282 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2283 				"Cannot convert phar archive \"%s\"", source->fname);
2284 			return NULL;
2285 		}
2286 
2287 		newentry = *entry;
2288 
2289 		if (newentry.link) {
2290 			newentry.link = estrdup(newentry.link);
2291 			goto no_copy;
2292 		}
2293 
2294 		if (newentry.tmp) {
2295 			newentry.tmp = estrdup(newentry.tmp);
2296 			goto no_copy;
2297 		}
2298 
2299 		newentry.metadata_str.c = 0;
2300 
2301 		if (FAILURE == phar_copy_file_contents(&newentry, phar->fp TSRMLS_CC)) {
2302 			zend_hash_destroy(&(phar->manifest));
2303 			php_stream_close(phar->fp);
2304 			efree(phar);
2305 			/* exception already thrown */
2306 			return NULL;
2307 		}
2308 no_copy:
2309 		newentry.filename = estrndup(newentry.filename, newentry.filename_len);
2310 
2311 		if (newentry.metadata) {
2312 			zval *t;
2313 
2314 			t = newentry.metadata;
2315 			ALLOC_ZVAL(newentry.metadata);
2316 			*newentry.metadata = *t;
2317 			zval_copy_ctor(newentry.metadata);
2318 			Z_SET_REFCOUNT_P(newentry.metadata, 1);
2319 
2320 			newentry.metadata_str.c = NULL;
2321 			newentry.metadata_str.len = 0;
2322 		}
2323 
2324 		newentry.is_zip = phar->is_zip;
2325 		newentry.is_tar = phar->is_tar;
2326 
2327 		if (newentry.is_tar) {
2328 			newentry.tar_type = (entry->is_dir ? TAR_DIR : TAR_FILE);
2329 		}
2330 
2331 		newentry.is_modified = 1;
2332 		newentry.phar = phar;
2333 		newentry.old_flags = newentry.flags & ~PHAR_ENT_COMPRESSION_MASK; /* remove compression from old_flags */
2334 		phar_set_inode(&newentry TSRMLS_CC);
2335 		zend_hash_add(&(phar->manifest), newentry.filename, newentry.filename_len, (void*)&newentry, sizeof(phar_entry_info), NULL);
2336 		phar_add_virtual_dirs(phar, newentry.filename, newentry.filename_len TSRMLS_CC);
2337 	}
2338 
2339 	if ((ret = phar_rename_archive(&phar, ext, 0 TSRMLS_CC))) {
2340 		return ret;
2341 	} else {
2342 		if(phar != NULL) {
2343 			zend_hash_destroy(&(phar->manifest));
2344 			zend_hash_destroy(&(phar->mounted_dirs));
2345 			zend_hash_destroy(&(phar->virtual_dirs));
2346 			if (phar->fp) {
2347 				php_stream_close(phar->fp);
2348 			}
2349 			efree(phar->fname);
2350 			efree(phar);
2351 		}
2352 		return NULL;
2353 	}
2354 }
2355 /* }}} */
2356 
2357 /* {{{ proto object Phar::convertToExecutable([int format[, int compression [, string file_ext]]])
2358  * Convert a phar.tar or phar.zip archive to the phar file format. The
2359  * optional parameter allows the user to determine the new
2360  * filename extension (default is phar).
2361  */
PHP_METHOD(Phar,convertToExecutable)2362 PHP_METHOD(Phar, convertToExecutable)
2363 {
2364 	char *ext = NULL;
2365 	int is_data, ext_len = 0;
2366 	php_uint32 flags;
2367 	zval *ret;
2368 	/* a number that is not 0, 1 or 2 (Which is also Greg's birthday, so there) */
2369 	long format = 9021976, method = 9021976;
2370 	PHAR_ARCHIVE_OBJECT();
2371 
2372 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|lls", &format, &method, &ext, &ext_len) == FAILURE) {
2373 		return;
2374 	}
2375 
2376 	if (PHAR_G(readonly)) {
2377 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2378 			"Cannot write out executable phar archive, phar is read-only");
2379 		return;
2380 	}
2381 
2382 	switch (format) {
2383 		case 9021976:
2384 		case PHAR_FORMAT_SAME: /* null is converted to 0 */
2385 			/* by default, use the existing format */
2386 			if (phar_obj->arc.archive->is_tar) {
2387 				format = PHAR_FORMAT_TAR;
2388 			} else if (phar_obj->arc.archive->is_zip) {
2389 				format = PHAR_FORMAT_ZIP;
2390 			} else {
2391 				format = PHAR_FORMAT_PHAR;
2392 			}
2393 			break;
2394 		case PHAR_FORMAT_PHAR:
2395 		case PHAR_FORMAT_TAR:
2396 		case PHAR_FORMAT_ZIP:
2397 			break;
2398 		default:
2399 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2400 				"Unknown file format specified, please pass one of Phar::PHAR, Phar::TAR or Phar::ZIP");
2401 			return;
2402 	}
2403 
2404 	switch (method) {
2405 		case 9021976:
2406 			flags = phar_obj->arc.archive->flags & PHAR_FILE_COMPRESSION_MASK;
2407 			break;
2408 		case 0:
2409 			flags = PHAR_FILE_COMPRESSED_NONE;
2410 			break;
2411 		case PHAR_ENT_COMPRESSED_GZ:
2412 			if (format == PHAR_FORMAT_ZIP) {
2413 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2414 					"Cannot compress entire archive with gzip, zip archives do not support whole-archive compression");
2415 				return;
2416 			}
2417 
2418 			if (!PHAR_G(has_zlib)) {
2419 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2420 					"Cannot compress entire archive with gzip, enable ext/zlib in php.ini");
2421 				return;
2422 			}
2423 
2424 			flags = PHAR_FILE_COMPRESSED_GZ;
2425 			break;
2426 		case PHAR_ENT_COMPRESSED_BZ2:
2427 			if (format == PHAR_FORMAT_ZIP) {
2428 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2429 					"Cannot compress entire archive with bz2, zip archives do not support whole-archive compression");
2430 				return;
2431 			}
2432 
2433 			if (!PHAR_G(has_bz2)) {
2434 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2435 					"Cannot compress entire archive with bz2, enable ext/bz2 in php.ini");
2436 				return;
2437 			}
2438 
2439 			flags = PHAR_FILE_COMPRESSED_BZ2;
2440 			break;
2441 		default:
2442 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2443 				"Unknown compression specified, please pass one of Phar::GZ or Phar::BZ2");
2444 			return;
2445 	}
2446 
2447 	is_data = phar_obj->arc.archive->is_data;
2448 	phar_obj->arc.archive->is_data = 0;
2449 	ret = phar_convert_to_other(phar_obj->arc.archive, format, ext, flags TSRMLS_CC);
2450 	phar_obj->arc.archive->is_data = is_data;
2451 
2452 	if (ret) {
2453 		RETURN_ZVAL(ret, 1, 1);
2454 	} else {
2455 		RETURN_NULL();
2456 	}
2457 }
2458 /* }}} */
2459 
2460 /* {{{ proto object Phar::convertToData([int format[, int compression [, string file_ext]]])
2461  * Convert an archive to a non-executable .tar or .zip.
2462  * The optional parameter allows the user to determine the new
2463  * filename extension (default is .zip or .tar).
2464  */
PHP_METHOD(Phar,convertToData)2465 PHP_METHOD(Phar, convertToData)
2466 {
2467 	char *ext = NULL;
2468 	int is_data, ext_len = 0;
2469 	php_uint32 flags;
2470 	zval *ret;
2471 	/* a number that is not 0, 1 or 2 (Which is also Greg's birthday so there) */
2472 	long format = 9021976, method = 9021976;
2473 	PHAR_ARCHIVE_OBJECT();
2474 
2475 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|lls", &format, &method, &ext, &ext_len) == FAILURE) {
2476 		return;
2477 	}
2478 
2479 	switch (format) {
2480 		case 9021976:
2481 		case PHAR_FORMAT_SAME: /* null is converted to 0 */
2482 			/* by default, use the existing format */
2483 			if (phar_obj->arc.archive->is_tar) {
2484 				format = PHAR_FORMAT_TAR;
2485 			} else if (phar_obj->arc.archive->is_zip) {
2486 				format = PHAR_FORMAT_ZIP;
2487 			} else {
2488 				zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2489 					"Cannot write out data phar archive, use Phar::TAR or Phar::ZIP");
2490 				return;
2491 			}
2492 			break;
2493 		case PHAR_FORMAT_PHAR:
2494 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2495 				"Cannot write out data phar archive, use Phar::TAR or Phar::ZIP");
2496 			return;
2497 		case PHAR_FORMAT_TAR:
2498 		case PHAR_FORMAT_ZIP:
2499 			break;
2500 		default:
2501 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2502 				"Unknown file format specified, please pass one of Phar::TAR or Phar::ZIP");
2503 			return;
2504 	}
2505 
2506 	switch (method) {
2507 		case 9021976:
2508 			flags = phar_obj->arc.archive->flags & PHAR_FILE_COMPRESSION_MASK;
2509 			break;
2510 		case 0:
2511 			flags = PHAR_FILE_COMPRESSED_NONE;
2512 			break;
2513 		case PHAR_ENT_COMPRESSED_GZ:
2514 			if (format == PHAR_FORMAT_ZIP) {
2515 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2516 					"Cannot compress entire archive with gzip, zip archives do not support whole-archive compression");
2517 				return;
2518 			}
2519 
2520 			if (!PHAR_G(has_zlib)) {
2521 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2522 					"Cannot compress entire archive with gzip, enable ext/zlib in php.ini");
2523 				return;
2524 			}
2525 
2526 			flags = PHAR_FILE_COMPRESSED_GZ;
2527 			break;
2528 		case PHAR_ENT_COMPRESSED_BZ2:
2529 			if (format == PHAR_FORMAT_ZIP) {
2530 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2531 					"Cannot compress entire archive with bz2, zip archives do not support whole-archive compression");
2532 				return;
2533 			}
2534 
2535 			if (!PHAR_G(has_bz2)) {
2536 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2537 					"Cannot compress entire archive with bz2, enable ext/bz2 in php.ini");
2538 				return;
2539 			}
2540 
2541 			flags = PHAR_FILE_COMPRESSED_BZ2;
2542 			break;
2543 		default:
2544 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
2545 				"Unknown compression specified, please pass one of Phar::GZ or Phar::BZ2");
2546 			return;
2547 	}
2548 
2549 	is_data = phar_obj->arc.archive->is_data;
2550 	phar_obj->arc.archive->is_data = 1;
2551 	ret = phar_convert_to_other(phar_obj->arc.archive, format, ext, flags TSRMLS_CC);
2552 	phar_obj->arc.archive->is_data = is_data;
2553 
2554 	if (ret) {
2555 		RETURN_ZVAL(ret, 1, 1);
2556 	} else {
2557 		RETURN_NULL();
2558 	}
2559 }
2560 /* }}} */
2561 
2562 /* {{{ proto int|false Phar::isCompressed()
2563  * Returns Phar::GZ or PHAR::BZ2 if the entire archive is compressed
2564  * (.tar.gz/tar.bz2 and so on), or FALSE otherwise.
2565  */
PHP_METHOD(Phar,isCompressed)2566 PHP_METHOD(Phar, isCompressed)
2567 {
2568 	PHAR_ARCHIVE_OBJECT();
2569 
2570 	if (zend_parse_parameters_none() == FAILURE) {
2571 		return;
2572 	}
2573 
2574 	if (phar_obj->arc.archive->flags & PHAR_FILE_COMPRESSED_GZ) {
2575 		RETURN_LONG(PHAR_ENT_COMPRESSED_GZ);
2576 	}
2577 
2578 	if (phar_obj->arc.archive->flags & PHAR_FILE_COMPRESSED_BZ2) {
2579 		RETURN_LONG(PHAR_ENT_COMPRESSED_BZ2);
2580 	}
2581 
2582 	RETURN_FALSE;
2583 }
2584 /* }}} */
2585 
2586 /* {{{ proto bool Phar::isWritable()
2587  * Returns true if phar.readonly=0 or phar is a PharData AND the actual file is writable.
2588  */
PHP_METHOD(Phar,isWritable)2589 PHP_METHOD(Phar, isWritable)
2590 {
2591 	php_stream_statbuf ssb;
2592 	PHAR_ARCHIVE_OBJECT();
2593 
2594 	if (zend_parse_parameters_none() == FAILURE) {
2595 		return;
2596 	}
2597 
2598 	if (!phar_obj->arc.archive->is_writeable) {
2599 		RETURN_FALSE;
2600 	}
2601 
2602 	if (SUCCESS != php_stream_stat_path(phar_obj->arc.archive->fname, &ssb)) {
2603 		if (phar_obj->arc.archive->is_brandnew) {
2604 			/* assume it works if the file doesn't exist yet */
2605 			RETURN_TRUE;
2606 		}
2607 		RETURN_FALSE;
2608 	}
2609 
2610 	RETURN_BOOL((ssb.sb.st_mode & (S_IWOTH | S_IWGRP | S_IWUSR)) != 0);
2611 }
2612 /* }}} */
2613 
2614 /* {{{ proto bool Phar::delete(string entry)
2615  * Deletes a named file within the archive.
2616  */
PHP_METHOD(Phar,delete)2617 PHP_METHOD(Phar, delete)
2618 {
2619 	char *fname;
2620 	int fname_len;
2621 	char *error;
2622 	phar_entry_info *entry;
2623 	PHAR_ARCHIVE_OBJECT();
2624 
2625 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
2626 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2627 			"Cannot write out phar archive, phar is read-only");
2628 		return;
2629 	}
2630 
2631 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &fname, &fname_len) == FAILURE) {
2632 		RETURN_FALSE;
2633 	}
2634 
2635 	if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
2636 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
2637 		return;
2638 	}
2639 	if (zend_hash_exists(&phar_obj->arc.archive->manifest, fname, (uint) fname_len)) {
2640 		if (SUCCESS == zend_hash_find(&phar_obj->arc.archive->manifest, fname, (uint) fname_len, (void**)&entry)) {
2641 			if (entry->is_deleted) {
2642 				/* entry is deleted, but has not been flushed to disk yet */
2643 				RETURN_TRUE;
2644 			} else {
2645 				entry->is_deleted = 1;
2646 				entry->is_modified = 1;
2647 				phar_obj->arc.archive->is_modified = 1;
2648 			}
2649 		}
2650 	} else {
2651 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s does not exist and cannot be deleted", fname);
2652 		RETURN_FALSE;
2653 	}
2654 
2655 	phar_flush(phar_obj->arc.archive, NULL, 0, 0, &error TSRMLS_CC);
2656 	if (error) {
2657 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
2658 		efree(error);
2659 	}
2660 
2661 	RETURN_TRUE;
2662 }
2663 /* }}} */
2664 
2665 /* {{{ proto int Phar::getAlias()
2666  * Returns the alias for the Phar or NULL.
2667  */
PHP_METHOD(Phar,getAlias)2668 PHP_METHOD(Phar, getAlias)
2669 {
2670 	PHAR_ARCHIVE_OBJECT();
2671 
2672 	if (zend_parse_parameters_none() == FAILURE) {
2673 		return;
2674 	}
2675 
2676 	if (phar_obj->arc.archive->alias && phar_obj->arc.archive->alias != phar_obj->arc.archive->fname) {
2677 		RETURN_STRINGL(phar_obj->arc.archive->alias, phar_obj->arc.archive->alias_len, 1);
2678 	}
2679 }
2680 /* }}} */
2681 
2682 /* {{{ proto int Phar::getPath()
2683  * Returns the real path to the phar archive on disk
2684  */
PHP_METHOD(Phar,getPath)2685 PHP_METHOD(Phar, getPath)
2686 {
2687 	PHAR_ARCHIVE_OBJECT();
2688 
2689 	if (zend_parse_parameters_none() == FAILURE) {
2690 		return;
2691 	}
2692 
2693 	RETURN_STRINGL(phar_obj->arc.archive->fname, phar_obj->arc.archive->fname_len, 1);
2694 }
2695 /* }}} */
2696 
2697 /* {{{ proto bool Phar::setAlias(string alias)
2698  * Sets the alias for a Phar archive. The default value is the full path
2699  * to the archive.
2700  */
PHP_METHOD(Phar,setAlias)2701 PHP_METHOD(Phar, setAlias)
2702 {
2703 	char *alias, *error, *oldalias;
2704 	phar_archive_data **fd_ptr;
2705 	int alias_len, oldalias_len, old_temp, readd = 0;
2706 
2707 	PHAR_ARCHIVE_OBJECT();
2708 
2709 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
2710 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2711 			"Cannot write out phar archive, phar is read-only");
2712 		RETURN_FALSE;
2713 	}
2714 
2715 	/* invalidate phar cache */
2716 	PHAR_G(last_phar) = NULL;
2717 	PHAR_G(last_phar_name) = PHAR_G(last_alias) = NULL;
2718 
2719 	if (phar_obj->arc.archive->is_data) {
2720 		if (phar_obj->arc.archive->is_tar) {
2721 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2722 				"A Phar alias cannot be set in a plain tar archive");
2723 		} else {
2724 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2725 				"A Phar alias cannot be set in a plain zip archive");
2726 		}
2727 		RETURN_FALSE;
2728 	}
2729 
2730 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &alias, &alias_len) == SUCCESS) {
2731 		if (alias_len == phar_obj->arc.archive->alias_len && memcmp(phar_obj->arc.archive->alias, alias, alias_len) == 0) {
2732 			RETURN_TRUE;
2733 		}
2734 		if (alias_len && SUCCESS == zend_hash_find(&(PHAR_GLOBALS->phar_alias_map), alias, alias_len, (void**)&fd_ptr)) {
2735 			spprintf(&error, 0, "alias \"%s\" is already used for archive \"%s\" and cannot be used for other archives", alias, (*fd_ptr)->fname);
2736 			if (SUCCESS == phar_free_alias(*fd_ptr, alias, alias_len TSRMLS_CC)) {
2737 				efree(error);
2738 				goto valid_alias;
2739 			}
2740 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
2741 			efree(error);
2742 			RETURN_FALSE;
2743 		}
2744 		if (!phar_validate_alias(alias, alias_len)) {
2745 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2746 				"Invalid alias \"%s\" specified for phar \"%s\"", alias, phar_obj->arc.archive->fname);
2747 			RETURN_FALSE;
2748 		}
2749 valid_alias:
2750 		if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
2751 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
2752 			return;
2753 		}
2754 		if (phar_obj->arc.archive->alias_len && SUCCESS == zend_hash_find(&(PHAR_GLOBALS->phar_alias_map), phar_obj->arc.archive->alias, phar_obj->arc.archive->alias_len, (void**)&fd_ptr)) {
2755 			zend_hash_del(&(PHAR_GLOBALS->phar_alias_map), phar_obj->arc.archive->alias, phar_obj->arc.archive->alias_len);
2756 			readd = 1;
2757 		}
2758 
2759 		oldalias = phar_obj->arc.archive->alias;
2760 		oldalias_len = phar_obj->arc.archive->alias_len;
2761 		old_temp = phar_obj->arc.archive->is_temporary_alias;
2762 
2763 		if (alias_len) {
2764 			phar_obj->arc.archive->alias = estrndup(alias, alias_len);
2765 		} else {
2766 			phar_obj->arc.archive->alias = NULL;
2767 		}
2768 
2769 		phar_obj->arc.archive->alias_len = alias_len;
2770 		phar_obj->arc.archive->is_temporary_alias = 0;
2771 		phar_flush(phar_obj->arc.archive, NULL, 0, 0, &error TSRMLS_CC);
2772 
2773 		if (error) {
2774 			phar_obj->arc.archive->alias = oldalias;
2775 			phar_obj->arc.archive->alias_len = oldalias_len;
2776 			phar_obj->arc.archive->is_temporary_alias = old_temp;
2777 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
2778 			if (readd) {
2779 				zend_hash_add(&(PHAR_GLOBALS->phar_alias_map), oldalias, oldalias_len, (void*)&(phar_obj->arc.archive), sizeof(phar_archive_data*), NULL);
2780 			}
2781 			efree(error);
2782 			RETURN_FALSE;
2783 		}
2784 
2785 		zend_hash_add(&(PHAR_GLOBALS->phar_alias_map), alias, alias_len, (void*)&(phar_obj->arc.archive), sizeof(phar_archive_data*), NULL);
2786 
2787 		if (oldalias) {
2788 			efree(oldalias);
2789 		}
2790 
2791 		RETURN_TRUE;
2792 	}
2793 
2794 	RETURN_FALSE;
2795 }
2796 /* }}} */
2797 
2798 /* {{{ proto string Phar::getVersion()
2799  * Return version info of Phar archive
2800  */
PHP_METHOD(Phar,getVersion)2801 PHP_METHOD(Phar, getVersion)
2802 {
2803 	PHAR_ARCHIVE_OBJECT();
2804 
2805 	if (zend_parse_parameters_none() == FAILURE) {
2806 		return;
2807 	}
2808 
2809 	RETURN_STRING(phar_obj->arc.archive->version, 1);
2810 }
2811 /* }}} */
2812 
2813 /* {{{ proto void Phar::startBuffering()
2814  * Do not flush a writeable phar (save its contents) until explicitly requested
2815  */
PHP_METHOD(Phar,startBuffering)2816 PHP_METHOD(Phar, startBuffering)
2817 {
2818 	PHAR_ARCHIVE_OBJECT();
2819 
2820 	if (zend_parse_parameters_none() == FAILURE) {
2821 		return;
2822 	}
2823 
2824 	phar_obj->arc.archive->donotflush = 1;
2825 }
2826 /* }}} */
2827 
2828 /* {{{ proto bool Phar::isBuffering()
2829  * Returns whether write operations are flushing to disk immediately.
2830  */
PHP_METHOD(Phar,isBuffering)2831 PHP_METHOD(Phar, isBuffering)
2832 {
2833 	PHAR_ARCHIVE_OBJECT();
2834 
2835 	if (zend_parse_parameters_none() == FAILURE) {
2836 		return;
2837 	}
2838 
2839 	RETURN_BOOL(phar_obj->arc.archive->donotflush);
2840 }
2841 /* }}} */
2842 
2843 /* {{{ proto bool Phar::stopBuffering()
2844  * Saves the contents of a modified archive to disk.
2845  */
PHP_METHOD(Phar,stopBuffering)2846 PHP_METHOD(Phar, stopBuffering)
2847 {
2848 	char *error;
2849 
2850 	PHAR_ARCHIVE_OBJECT();
2851 
2852 	if (zend_parse_parameters_none() == FAILURE) {
2853 		return;
2854 	}
2855 
2856 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
2857 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2858 			"Cannot write out phar archive, phar is read-only");
2859 		return;
2860 	}
2861 
2862 	phar_obj->arc.archive->donotflush = 0;
2863 	phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
2864 
2865 	if (error) {
2866 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
2867 		efree(error);
2868 	}
2869 }
2870 /* }}} */
2871 
2872 /* {{{ proto bool Phar::setStub(string|stream stub [, int len])
2873  * Change the stub in a phar, phar.tar or phar.zip archive to something other
2874  * than the default. The stub *must* end with a call to __HALT_COMPILER().
2875  */
PHP_METHOD(Phar,setStub)2876 PHP_METHOD(Phar, setStub)
2877 {
2878 	zval *zstub;
2879 	char *stub, *error;
2880 	int stub_len;
2881 	long len = -1;
2882 	php_stream *stream;
2883 	PHAR_ARCHIVE_OBJECT();
2884 
2885 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
2886 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2887 			"Cannot change stub, phar is read-only");
2888 		return;
2889 	}
2890 
2891 	if (phar_obj->arc.archive->is_data) {
2892 		if (phar_obj->arc.archive->is_tar) {
2893 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2894 				"A Phar stub cannot be set in a plain tar archive");
2895 		} else {
2896 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2897 				"A Phar stub cannot be set in a plain zip archive");
2898 		}
2899 		return;
2900 	}
2901 
2902 	if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "r|l", &zstub, &len) == SUCCESS) {
2903 		if ((php_stream_from_zval_no_verify(stream, &zstub)) != NULL) {
2904 			if (len > 0) {
2905 				len = -len;
2906 			} else {
2907 				len = -1;
2908 			}
2909 			if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
2910 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
2911 				return;
2912 			}
2913 			phar_flush(phar_obj->arc.archive, (char *) &zstub, len, 0, &error TSRMLS_CC);
2914 			if (error) {
2915 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
2916 				efree(error);
2917 			}
2918 			RETURN_TRUE;
2919 		} else {
2920 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2921 				"Cannot change stub, unable to read from input stream");
2922 		}
2923 	} else if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &stub, &stub_len) == SUCCESS) {
2924 		if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
2925 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
2926 			return;
2927 		}
2928 		phar_flush(phar_obj->arc.archive, stub, stub_len, 0, &error TSRMLS_CC);
2929 
2930 		if (error) {
2931 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
2932 			efree(error);
2933 		}
2934 
2935 		RETURN_TRUE;
2936 	}
2937 
2938 	RETURN_FALSE;
2939 }
2940 /* }}} */
2941 
2942 /* {{{ proto bool Phar::setDefaultStub([string index[, string webindex]])
2943  * In a pure phar archive, sets a stub that can be used to run the archive
2944  * regardless of whether the phar extension is available. The first parameter
2945  * is the CLI startup filename, which defaults to "index.php". The second
2946  * parameter is the web startup filename and also defaults to "index.php"
2947  * (falling back to CLI behaviour).
2948  * Both parameters are optional.
2949  * In a phar.zip or phar.tar archive, the default stub is used only to
2950  * identify the archive to the extension as a Phar object. This allows the
2951  * extension to treat phar.zip and phar.tar types as honorary phars. Since
2952  * files cannot be loaded via this kind of stub, no parameters are accepted
2953  * when the Phar object is zip- or tar-based.
2954  */
PHP_METHOD(Phar,setDefaultStub)2955 PHP_METHOD(Phar, setDefaultStub)
2956 {
2957 	char *index = NULL, *webindex = NULL, *error = NULL, *stub = NULL;
2958 	int index_len = 0, webindex_len = 0, created_stub = 0;
2959 	size_t stub_len = 0;
2960 	PHAR_ARCHIVE_OBJECT();
2961 
2962 	if (phar_obj->arc.archive->is_data) {
2963 		if (phar_obj->arc.archive->is_tar) {
2964 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2965 				"A Phar stub cannot be set in a plain tar archive");
2966 		} else {
2967 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2968 				"A Phar stub cannot be set in a plain zip archive");
2969 		}
2970 		return;
2971 	}
2972 
2973 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s!s", &index, &index_len, &webindex, &webindex_len) == FAILURE) {
2974 		RETURN_FALSE;
2975 	}
2976 
2977 	if (ZEND_NUM_ARGS() > 0 && (phar_obj->arc.archive->is_tar || phar_obj->arc.archive->is_zip)) {
2978 		php_error_docref(NULL TSRMLS_CC, E_WARNING, "method accepts no arguments for a tar- or zip-based phar stub, %d given", ZEND_NUM_ARGS());
2979 		RETURN_FALSE;
2980 	}
2981 
2982 	if (PHAR_G(readonly)) {
2983 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
2984 			"Cannot change stub: phar.readonly=1");
2985 		RETURN_FALSE;
2986 	}
2987 
2988 	if (!phar_obj->arc.archive->is_tar && !phar_obj->arc.archive->is_zip) {
2989 		stub = phar_create_default_stub(index, webindex, &stub_len, &error TSRMLS_CC);
2990 
2991 		if (error) {
2992 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "%s", error);
2993 			efree(error);
2994 			if (stub) {
2995 				efree(stub);
2996 			}
2997 			RETURN_FALSE;
2998 		}
2999 
3000 		created_stub = 1;
3001 	}
3002 
3003 	if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
3004 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
3005 		return;
3006 	}
3007 	phar_flush(phar_obj->arc.archive, stub, stub_len, 1, &error TSRMLS_CC);
3008 
3009 	if (created_stub) {
3010 		efree(stub);
3011 	}
3012 
3013 	if (error) {
3014 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3015 		efree(error);
3016 		RETURN_FALSE;
3017 	}
3018 
3019 	RETURN_TRUE;
3020 }
3021 /* }}} */
3022 
3023 /* {{{ proto array Phar::setSignatureAlgorithm(int sigtype[, string privatekey])
3024  * Sets the signature algorithm for a phar and applies it. The signature
3025  * algorithm must be one of Phar::MD5, Phar::SHA1, Phar::SHA256,
3026  * Phar::SHA512, or Phar::OPENSSL. Note that zip- based phar archives
3027  * cannot support signatures.
3028  */
PHP_METHOD(Phar,setSignatureAlgorithm)3029 PHP_METHOD(Phar, setSignatureAlgorithm)
3030 {
3031 	long algo;
3032 	char *error, *key = NULL;
3033 	int key_len = 0;
3034 
3035 	PHAR_ARCHIVE_OBJECT();
3036 
3037 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3038 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3039 			"Cannot set signature algorithm, phar is read-only");
3040 		return;
3041 	}
3042 
3043 	if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "l|s", &algo, &key, &key_len) != SUCCESS) {
3044 		return;
3045 	}
3046 
3047 	switch (algo) {
3048 		case PHAR_SIG_SHA256:
3049 		case PHAR_SIG_SHA512:
3050 #ifndef PHAR_HASH_OK
3051 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3052 				"SHA-256 and SHA-512 signatures are only supported if the hash extension is enabled and built non-shared");
3053 			return;
3054 #endif
3055 		case PHAR_SIG_MD5:
3056 		case PHAR_SIG_SHA1:
3057 		case PHAR_SIG_OPENSSL:
3058 			if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
3059 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
3060 				return;
3061 			}
3062 			phar_obj->arc.archive->sig_flags = algo;
3063 			phar_obj->arc.archive->is_modified = 1;
3064 			PHAR_G(openssl_privatekey) = key;
3065 			PHAR_G(openssl_privatekey_len) = key_len;
3066 
3067 			phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
3068 			if (error) {
3069 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3070 				efree(error);
3071 			}
3072 			break;
3073 		default:
3074 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3075 				"Unknown signature algorithm specified");
3076 	}
3077 }
3078 /* }}} */
3079 
3080 /* {{{ proto array|false Phar::getSignature()
3081  * Returns a hash signature, or FALSE if the archive is unsigned.
3082  */
PHP_METHOD(Phar,getSignature)3083 PHP_METHOD(Phar, getSignature)
3084 {
3085 	PHAR_ARCHIVE_OBJECT();
3086 
3087 	if (zend_parse_parameters_none() == FAILURE) {
3088 		return;
3089 	}
3090 
3091 	if (phar_obj->arc.archive->signature) {
3092 		char *unknown;
3093 		int unknown_len;
3094 
3095 		array_init(return_value);
3096 		add_assoc_stringl(return_value, "hash", phar_obj->arc.archive->signature, phar_obj->arc.archive->sig_len, 1);
3097 		switch(phar_obj->arc.archive->sig_flags) {
3098 			case PHAR_SIG_MD5:
3099 				add_assoc_stringl(return_value, "hash_type", "MD5", 3, 1);
3100 				break;
3101 			case PHAR_SIG_SHA1:
3102 				add_assoc_stringl(return_value, "hash_type", "SHA-1", 5, 1);
3103 				break;
3104 			case PHAR_SIG_SHA256:
3105 				add_assoc_stringl(return_value, "hash_type", "SHA-256", 7, 1);
3106 				break;
3107 			case PHAR_SIG_SHA512:
3108 				add_assoc_stringl(return_value, "hash_type", "SHA-512", 7, 1);
3109 				break;
3110 			case PHAR_SIG_OPENSSL:
3111 				add_assoc_stringl(return_value, "hash_type", "OpenSSL", 7, 1);
3112 				break;
3113 			default:
3114 				unknown_len = spprintf(&unknown, 0, "Unknown (%u)", phar_obj->arc.archive->sig_flags);
3115 				add_assoc_stringl(return_value, "hash_type", unknown, unknown_len, 0);
3116 				break;
3117 		}
3118 	} else {
3119 		RETURN_FALSE;
3120 	}
3121 }
3122 /* }}} */
3123 
3124 /* {{{ proto bool Phar::getModified()
3125  * Return whether phar was modified
3126  */
PHP_METHOD(Phar,getModified)3127 PHP_METHOD(Phar, getModified)
3128 {
3129 	PHAR_ARCHIVE_OBJECT();
3130 
3131 	if (zend_parse_parameters_none() == FAILURE) {
3132 		return;
3133 	}
3134 
3135 	RETURN_BOOL(phar_obj->arc.archive->is_modified);
3136 }
3137 /* }}} */
3138 
phar_set_compression(void * pDest,void * argument TSRMLS_DC)3139 static int phar_set_compression(void *pDest, void *argument TSRMLS_DC) /* {{{ */
3140 {
3141 	phar_entry_info *entry = (phar_entry_info *)pDest;
3142 	php_uint32 compress = *(php_uint32 *)argument;
3143 
3144 	if (entry->is_deleted) {
3145 		return ZEND_HASH_APPLY_KEEP;
3146 	}
3147 
3148 	entry->old_flags = entry->flags;
3149 	entry->flags &= ~PHAR_ENT_COMPRESSION_MASK;
3150 	entry->flags |= compress;
3151 	entry->is_modified = 1;
3152 	return ZEND_HASH_APPLY_KEEP;
3153 }
3154 /* }}} */
3155 
phar_test_compression(void * pDest,void * argument TSRMLS_DC)3156 static int phar_test_compression(void *pDest, void *argument TSRMLS_DC) /* {{{ */
3157 {
3158 	phar_entry_info *entry = (phar_entry_info *)pDest;
3159 
3160 	if (entry->is_deleted) {
3161 		return ZEND_HASH_APPLY_KEEP;
3162 	}
3163 
3164 	if (!PHAR_G(has_bz2)) {
3165 		if (entry->flags & PHAR_ENT_COMPRESSED_BZ2) {
3166 			*(int *) argument = 0;
3167 		}
3168 	}
3169 
3170 	if (!PHAR_G(has_zlib)) {
3171 		if (entry->flags & PHAR_ENT_COMPRESSED_GZ) {
3172 			*(int *) argument = 0;
3173 		}
3174 	}
3175 
3176 	return ZEND_HASH_APPLY_KEEP;
3177 }
3178 /* }}} */
3179 
pharobj_set_compression(HashTable * manifest,php_uint32 compress TSRMLS_DC)3180 static void pharobj_set_compression(HashTable *manifest, php_uint32 compress TSRMLS_DC) /* {{{ */
3181 {
3182 	zend_hash_apply_with_argument(manifest, phar_set_compression, &compress TSRMLS_CC);
3183 }
3184 /* }}} */
3185 
pharobj_cancompress(HashTable * manifest TSRMLS_DC)3186 static int pharobj_cancompress(HashTable *manifest TSRMLS_DC) /* {{{ */
3187 {
3188 	int test;
3189 
3190 	test = 1;
3191 	zend_hash_apply_with_argument(manifest, phar_test_compression, &test TSRMLS_CC);
3192 	return test;
3193 }
3194 /* }}} */
3195 
3196 /* {{{ proto object Phar::compress(int method[, string extension])
3197  * Compress a .tar, or .phar.tar with whole-file compression
3198  * The parameter can be one of Phar::GZ or Phar::BZ2 to specify
3199  * the kind of compression desired
3200  */
PHP_METHOD(Phar,compress)3201 PHP_METHOD(Phar, compress)
3202 {
3203 	long method;
3204 	char *ext = NULL;
3205 	int ext_len = 0;
3206 	php_uint32 flags;
3207 	zval *ret;
3208 	PHAR_ARCHIVE_OBJECT();
3209 
3210 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|s", &method, &ext, &ext_len) == FAILURE) {
3211 		return;
3212 	}
3213 
3214 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3215 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3216 			"Cannot compress phar archive, phar is read-only");
3217 		return;
3218 	}
3219 
3220 	if (phar_obj->arc.archive->is_zip) {
3221 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3222 			"Cannot compress zip-based archives with whole-archive compression");
3223 		return;
3224 	}
3225 
3226 	switch (method) {
3227 		case 0:
3228 			flags = PHAR_FILE_COMPRESSED_NONE;
3229 			break;
3230 		case PHAR_ENT_COMPRESSED_GZ:
3231 			if (!PHAR_G(has_zlib)) {
3232 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3233 					"Cannot compress entire archive with gzip, enable ext/zlib in php.ini");
3234 				return;
3235 			}
3236 			flags = PHAR_FILE_COMPRESSED_GZ;
3237 			break;
3238 
3239 		case PHAR_ENT_COMPRESSED_BZ2:
3240 			if (!PHAR_G(has_bz2)) {
3241 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3242 					"Cannot compress entire archive with bz2, enable ext/bz2 in php.ini");
3243 				return;
3244 			}
3245 			flags = PHAR_FILE_COMPRESSED_BZ2;
3246 			break;
3247 		default:
3248 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3249 				"Unknown compression specified, please pass one of Phar::GZ or Phar::BZ2");
3250 			return;
3251 	}
3252 
3253 	if (phar_obj->arc.archive->is_tar) {
3254 		ret = phar_convert_to_other(phar_obj->arc.archive, PHAR_FORMAT_TAR, ext, flags TSRMLS_CC);
3255 	} else {
3256 		ret = phar_convert_to_other(phar_obj->arc.archive, PHAR_FORMAT_PHAR, ext, flags TSRMLS_CC);
3257 	}
3258 
3259 	if (ret) {
3260 		RETURN_ZVAL(ret, 1, 1);
3261 	} else {
3262 		RETURN_NULL();
3263 	}
3264 }
3265 /* }}} */
3266 
3267 /* {{{ proto object Phar::decompress([string extension])
3268  * Decompress a .tar, or .phar.tar with whole-file compression
3269  */
PHP_METHOD(Phar,decompress)3270 PHP_METHOD(Phar, decompress)
3271 {
3272 	char *ext = NULL;
3273 	int ext_len = 0;
3274 	zval *ret;
3275 	PHAR_ARCHIVE_OBJECT();
3276 
3277 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|s", &ext, &ext_len) == FAILURE) {
3278 		return;
3279 	}
3280 
3281 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3282 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3283 			"Cannot decompress phar archive, phar is read-only");
3284 		return;
3285 	}
3286 
3287 	if (phar_obj->arc.archive->is_zip) {
3288 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3289 			"Cannot decompress zip-based archives with whole-archive compression");
3290 		return;
3291 	}
3292 
3293 	if (phar_obj->arc.archive->is_tar) {
3294 		ret = phar_convert_to_other(phar_obj->arc.archive, PHAR_FORMAT_TAR, ext, PHAR_FILE_COMPRESSED_NONE TSRMLS_CC);
3295 	} else {
3296 		ret = phar_convert_to_other(phar_obj->arc.archive, PHAR_FORMAT_PHAR, ext, PHAR_FILE_COMPRESSED_NONE TSRMLS_CC);
3297 	}
3298 
3299 	if (ret) {
3300 		RETURN_ZVAL(ret, 1, 1);
3301 	} else {
3302 		RETURN_NULL();
3303 	}
3304 }
3305 /* }}} */
3306 
3307 /* {{{ proto object Phar::compressFiles(int method)
3308  * Compress all files within a phar or zip archive using the specified compression
3309  * The parameter can be one of Phar::GZ or Phar::BZ2 to specify
3310  * the kind of compression desired
3311  */
PHP_METHOD(Phar,compressFiles)3312 PHP_METHOD(Phar, compressFiles)
3313 {
3314 	char *error;
3315 	php_uint32 flags;
3316 	long method;
3317 	PHAR_ARCHIVE_OBJECT();
3318 
3319 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &method) == FAILURE) {
3320 		return;
3321 	}
3322 
3323 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3324 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3325 			"Phar is readonly, cannot change compression");
3326 		return;
3327 	}
3328 
3329 	switch (method) {
3330 		case PHAR_ENT_COMPRESSED_GZ:
3331 			if (!PHAR_G(has_zlib)) {
3332 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3333 					"Cannot compress files within archive with gzip, enable ext/zlib in php.ini");
3334 				return;
3335 			}
3336 			flags = PHAR_ENT_COMPRESSED_GZ;
3337 			break;
3338 
3339 		case PHAR_ENT_COMPRESSED_BZ2:
3340 			if (!PHAR_G(has_bz2)) {
3341 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3342 					"Cannot compress files within archive with bz2, enable ext/bz2 in php.ini");
3343 				return;
3344 			}
3345 			flags = PHAR_ENT_COMPRESSED_BZ2;
3346 			break;
3347 		default:
3348 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3349 				"Unknown compression specified, please pass one of Phar::GZ or Phar::BZ2");
3350 			return;
3351 	}
3352 
3353 	if (phar_obj->arc.archive->is_tar) {
3354 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3355 			"Cannot compress with Gzip compression, tar archives cannot compress individual files, use compress() to compress the whole archive");
3356 		return;
3357 	}
3358 
3359 	if (!pharobj_cancompress(&phar_obj->arc.archive->manifest TSRMLS_CC)) {
3360 		if (flags == PHAR_FILE_COMPRESSED_GZ) {
3361 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3362 				"Cannot compress all files as Gzip, some are compressed as bzip2 and cannot be decompressed");
3363 		} else {
3364 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3365 				"Cannot compress all files as Bzip2, some are compressed as gzip and cannot be decompressed");
3366 		}
3367 		return;
3368 	}
3369 
3370 	if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
3371 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
3372 		return;
3373 	}
3374 	pharobj_set_compression(&phar_obj->arc.archive->manifest, flags TSRMLS_CC);
3375 	phar_obj->arc.archive->is_modified = 1;
3376 	phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
3377 
3378 	if (error) {
3379 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s", error);
3380 		efree(error);
3381 	}
3382 }
3383 /* }}} */
3384 
3385 /* {{{ proto bool Phar::decompressFiles()
3386  * decompress every file
3387  */
PHP_METHOD(Phar,decompressFiles)3388 PHP_METHOD(Phar, decompressFiles)
3389 {
3390 	char *error;
3391 	PHAR_ARCHIVE_OBJECT();
3392 
3393 	if (zend_parse_parameters_none() == FAILURE) {
3394 		return;
3395 	}
3396 
3397 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3398 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3399 			"Phar is readonly, cannot change compression");
3400 		return;
3401 	}
3402 
3403 	if (!pharobj_cancompress(&phar_obj->arc.archive->manifest TSRMLS_CC)) {
3404 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
3405 			"Cannot decompress all files, some are compressed as bzip2 or gzip and cannot be decompressed");
3406 		return;
3407 	}
3408 
3409 	if (phar_obj->arc.archive->is_tar) {
3410 		RETURN_TRUE;
3411 	} else {
3412 		if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
3413 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
3414 			return;
3415 		}
3416 		pharobj_set_compression(&phar_obj->arc.archive->manifest, PHAR_ENT_COMPRESSED_NONE TSRMLS_CC);
3417 	}
3418 
3419 	phar_obj->arc.archive->is_modified = 1;
3420 	phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
3421 
3422 	if (error) {
3423 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "%s", error);
3424 		efree(error);
3425 	}
3426 
3427 	RETURN_TRUE;
3428 }
3429 /* }}} */
3430 
3431 /* {{{ proto bool Phar::copy(string oldfile, string newfile)
3432  * copy a file internal to the phar archive to another new file within the phar
3433  */
PHP_METHOD(Phar,copy)3434 PHP_METHOD(Phar, copy)
3435 {
3436 	char *oldfile, *newfile, *error;
3437 	const char *pcr_error;
3438 	int oldfile_len, newfile_len;
3439 	phar_entry_info *oldentry, newentry = {0}, *temp;
3440 
3441 	PHAR_ARCHIVE_OBJECT();
3442 
3443 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "pp", &oldfile, &oldfile_len, &newfile, &newfile_len) == FAILURE) {
3444 		return;
3445 	}
3446 
3447 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3448 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3449 			"Cannot copy \"%s\" to \"%s\", phar is read-only", oldfile, newfile);
3450 		RETURN_FALSE;
3451 	}
3452 
3453 	if (oldfile_len >= sizeof(".phar")-1 && !memcmp(oldfile, ".phar", sizeof(".phar")-1)) {
3454 		/* can't copy a meta file */
3455 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3456 			"file \"%s\" cannot be copied to file \"%s\", cannot copy Phar meta-file in %s", oldfile, newfile, phar_obj->arc.archive->fname);
3457 		RETURN_FALSE;
3458 	}
3459 
3460 	if (newfile_len >= sizeof(".phar")-1 && !memcmp(newfile, ".phar", sizeof(".phar")-1)) {
3461 		/* can't copy a meta file */
3462 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3463 			"file \"%s\" cannot be copied to file \"%s\", cannot copy to Phar meta-file in %s", oldfile, newfile, phar_obj->arc.archive->fname);
3464 		RETURN_FALSE;
3465 	}
3466 
3467 	if (!zend_hash_exists(&phar_obj->arc.archive->manifest, oldfile, (uint) oldfile_len) || SUCCESS != zend_hash_find(&phar_obj->arc.archive->manifest, oldfile, (uint) oldfile_len, (void**)&oldentry) || oldentry->is_deleted) {
3468 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3469 			"file \"%s\" cannot be copied to file \"%s\", file does not exist in %s", oldfile, newfile, phar_obj->arc.archive->fname);
3470 		RETURN_FALSE;
3471 	}
3472 
3473 	if (zend_hash_exists(&phar_obj->arc.archive->manifest, newfile, (uint) newfile_len)) {
3474 		if (SUCCESS == zend_hash_find(&phar_obj->arc.archive->manifest, newfile, (uint) newfile_len, (void**)&temp) || !temp->is_deleted) {
3475 			zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3476 				"file \"%s\" cannot be copied to file \"%s\", file must not already exist in phar %s", oldfile, newfile, phar_obj->arc.archive->fname);
3477 			RETURN_FALSE;
3478 		}
3479 	}
3480 
3481 	if (phar_path_check(&newfile, &newfile_len, &pcr_error) > pcr_is_ok) {
3482 		zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC,
3483 				"file \"%s\" contains invalid characters %s, cannot be copied from \"%s\" in phar %s", newfile, pcr_error, oldfile, phar_obj->arc.archive->fname);
3484 		RETURN_FALSE;
3485 	}
3486 
3487 	if (phar_obj->arc.archive->is_persistent) {
3488 		if (FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
3489 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
3490 			return;
3491 		}
3492 		/* re-populate with copied-on-write entry */
3493 		zend_hash_find(&phar_obj->arc.archive->manifest, oldfile, (uint) oldfile_len, (void**)&oldentry);
3494 	}
3495 
3496 	memcpy((void *) &newentry, oldentry, sizeof(phar_entry_info));
3497 
3498 	if (newentry.metadata) {
3499 		zval *t;
3500 
3501 		t = newentry.metadata;
3502 		ALLOC_ZVAL(newentry.metadata);
3503 		*newentry.metadata = *t;
3504 		zval_copy_ctor(newentry.metadata);
3505 		Z_SET_REFCOUNT_P(newentry.metadata, 1);
3506 
3507 		newentry.metadata_str.c = NULL;
3508 		newentry.metadata_str.len = 0;
3509 	}
3510 
3511 	newentry.filename = estrndup(newfile, newfile_len);
3512 	newentry.filename_len = newfile_len;
3513 	newentry.fp_refcount = 0;
3514 
3515 	if (oldentry->fp_type != PHAR_FP) {
3516 		if (FAILURE == phar_copy_entry_fp(oldentry, &newentry, &error TSRMLS_CC)) {
3517 			efree(newentry.filename);
3518 			php_stream_close(newentry.fp);
3519 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3520 			efree(error);
3521 			return;
3522 		}
3523 	}
3524 
3525 	zend_hash_add(&oldentry->phar->manifest, newfile, newfile_len, (void*)&newentry, sizeof(phar_entry_info), NULL);
3526 	phar_obj->arc.archive->is_modified = 1;
3527 	phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
3528 
3529 	if (error) {
3530 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3531 		efree(error);
3532 	}
3533 
3534 	RETURN_TRUE;
3535 }
3536 /* }}} */
3537 
3538 /* {{{ proto int Phar::offsetExists(string entry)
3539  * determines whether a file exists in the phar
3540  */
PHP_METHOD(Phar,offsetExists)3541 PHP_METHOD(Phar, offsetExists)
3542 {
3543 	char *fname;
3544 	int fname_len;
3545 	phar_entry_info *entry;
3546 
3547 	PHAR_ARCHIVE_OBJECT();
3548 
3549 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &fname, &fname_len) == FAILURE) {
3550 		return;
3551 	}
3552 
3553 	if (zend_hash_exists(&phar_obj->arc.archive->manifest, fname, (uint) fname_len)) {
3554 		if (SUCCESS == zend_hash_find(&phar_obj->arc.archive->manifest, fname, (uint) fname_len, (void**)&entry)) {
3555 			if (entry->is_deleted) {
3556 				/* entry is deleted, but has not been flushed to disk yet */
3557 				RETURN_FALSE;
3558 			}
3559 		}
3560 
3561 		if (fname_len >= sizeof(".phar")-1 && !memcmp(fname, ".phar", sizeof(".phar")-1)) {
3562 			/* none of these are real files, so they don't exist */
3563 			RETURN_FALSE;
3564 		}
3565 		RETURN_TRUE;
3566 	} else {
3567 		if (zend_hash_exists(&phar_obj->arc.archive->virtual_dirs, fname, (uint) fname_len)) {
3568 			RETURN_TRUE;
3569 		}
3570 		RETURN_FALSE;
3571 	}
3572 }
3573 /* }}} */
3574 
3575 /* {{{ proto int Phar::offsetGet(string entry)
3576  * get a PharFileInfo object for a specific file
3577  */
PHP_METHOD(Phar,offsetGet)3578 PHP_METHOD(Phar, offsetGet)
3579 {
3580 	char *fname, *error;
3581 	int fname_len;
3582 	zval *zfname;
3583 	phar_entry_info *entry;
3584 	PHAR_ARCHIVE_OBJECT();
3585 
3586 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &fname, &fname_len) == FAILURE) {
3587 		return;
3588 	}
3589 
3590 	/* security is 0 here so that we can get a better error message than "entry doesn't exist" */
3591 	if (!(entry = phar_get_entry_info_dir(phar_obj->arc.archive, fname, fname_len, 1, &error, 0 TSRMLS_CC))) {
3592 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s does not exist%s%s", fname, error?", ":"", error?error:"");
3593 	} else {
3594 		if (fname_len == sizeof(".phar/stub.php")-1 && !memcmp(fname, ".phar/stub.php", sizeof(".phar/stub.php")-1)) {
3595 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot get stub \".phar/stub.php\" directly in phar \"%s\", use getStub", phar_obj->arc.archive->fname);
3596 			return;
3597 		}
3598 
3599 		if (fname_len == sizeof(".phar/alias.txt")-1 && !memcmp(fname, ".phar/alias.txt", sizeof(".phar/alias.txt")-1)) {
3600 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot get alias \".phar/alias.txt\" directly in phar \"%s\", use getAlias", phar_obj->arc.archive->fname);
3601 			return;
3602 		}
3603 
3604 		if (fname_len >= sizeof(".phar")-1 && !memcmp(fname, ".phar", sizeof(".phar")-1)) {
3605 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot directly get any files or directories in magic \".phar\" directory", phar_obj->arc.archive->fname);
3606 			return;
3607 		}
3608 
3609 		if (entry->is_temp_dir) {
3610 			efree(entry->filename);
3611 			efree(entry);
3612 		}
3613 
3614 		fname_len = spprintf(&fname, 0, "phar://%s/%s", phar_obj->arc.archive->fname, fname);
3615 		MAKE_STD_ZVAL(zfname);
3616 		ZVAL_STRINGL(zfname, fname, fname_len, 0);
3617 		spl_instantiate_arg_ex1(phar_obj->spl.info_class, &return_value, 0, zfname TSRMLS_CC);
3618 		zval_ptr_dtor(&zfname);
3619 	}
3620 }
3621 /* }}} */
3622 
3623 /* {{{ add a file within the phar archive from a string or resource
3624  */
phar_add_file(phar_archive_data ** pphar,char * filename,int filename_len,char * cont_str,int cont_len,zval * zresource TSRMLS_DC)3625 static void phar_add_file(phar_archive_data **pphar, char *filename, int filename_len, char *cont_str, int cont_len, zval *zresource TSRMLS_DC)
3626 {
3627 	char *error;
3628 	size_t contents_len;
3629 	phar_entry_data *data;
3630 	php_stream *contents_file;
3631 
3632 	if (filename_len >= sizeof(".phar")-1 && !memcmp(filename, ".phar", sizeof(".phar")-1) && (filename[5] == '/' || filename[5] == '\\' || filename[5] == '\0')) {
3633 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot create any files in magic \".phar\" directory", (*pphar)->fname);
3634 		return;
3635 	}
3636 
3637 	if (!(data = phar_get_or_create_entry_data((*pphar)->fname, (*pphar)->fname_len, filename, filename_len, "w+b", 0, &error, 1 TSRMLS_CC))) {
3638 		if (error) {
3639 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s does not exist and cannot be created: %s", filename, error);
3640 			efree(error);
3641 		} else {
3642 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s does not exist and cannot be created", filename);
3643 		}
3644 		return;
3645 	} else {
3646 		if (error) {
3647 			efree(error);
3648 		}
3649 
3650 		if (!data->internal_file->is_dir) {
3651 			if (cont_str) {
3652 				contents_len = php_stream_write(data->fp, cont_str, cont_len);
3653 				if (contents_len != cont_len) {
3654 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s could not be written to", filename);
3655 					return;
3656 				}
3657 			} else {
3658 				if (!(php_stream_from_zval_no_verify(contents_file, &zresource))) {
3659 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Entry %s could not be written to", filename);
3660 					return;
3661 				}
3662 				phar_stream_copy_to_stream(contents_file, data->fp, PHP_STREAM_COPY_ALL, &contents_len);
3663 			}
3664 
3665 			data->internal_file->compressed_filesize = data->internal_file->uncompressed_filesize = contents_len;
3666 		}
3667 
3668 		/* check for copy-on-write */
3669 		if (pphar[0] != data->phar) {
3670 			*pphar = data->phar;
3671 		}
3672 		phar_entry_delref(data TSRMLS_CC);
3673 		phar_flush(*pphar, 0, 0, 0, &error TSRMLS_CC);
3674 
3675 		if (error) {
3676 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3677 			efree(error);
3678 		}
3679 	}
3680 }
3681 /* }}} */
3682 
3683 /* {{{ create a directory within the phar archive
3684  */
phar_mkdir(phar_archive_data ** pphar,char * dirname,int dirname_len TSRMLS_DC)3685 static void phar_mkdir(phar_archive_data **pphar, char *dirname, int dirname_len TSRMLS_DC)
3686 {
3687 	char *error;
3688 	phar_entry_data *data;
3689 
3690 	if (!(data = phar_get_or_create_entry_data((*pphar)->fname, (*pphar)->fname_len, dirname, dirname_len, "w+b", 2, &error, 1 TSRMLS_CC))) {
3691 		if (error) {
3692 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Directory %s does not exist and cannot be created: %s", dirname, error);
3693 			efree(error);
3694 		} else {
3695 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Directory %s does not exist and cannot be created", dirname);
3696 		}
3697 
3698 		return;
3699 	} else {
3700 		if (error) {
3701 			efree(error);
3702 		}
3703 
3704 		/* check for copy on write */
3705 		if (data->phar != *pphar) {
3706 			*pphar = data->phar;
3707 		}
3708 		phar_entry_delref(data TSRMLS_CC);
3709 		phar_flush(*pphar, 0, 0, 0, &error TSRMLS_CC);
3710 
3711 		if (error) {
3712 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3713 			efree(error);
3714 		}
3715 	}
3716 }
3717 /* }}} */
3718 
3719 /* {{{ proto int Phar::offsetSet(string entry, string value)
3720  * set the contents of an internal file to those of an external file
3721  */
PHP_METHOD(Phar,offsetSet)3722 PHP_METHOD(Phar, offsetSet)
3723 {
3724 	char *fname, *cont_str = NULL;
3725 	int fname_len, cont_len;
3726 	zval *zresource;
3727 	PHAR_ARCHIVE_OBJECT();
3728 
3729 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3730 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Write operations disabled by the php.ini setting phar.readonly");
3731 		return;
3732 	}
3733 
3734 	if (zend_parse_parameters_ex(ZEND_PARSE_PARAMS_QUIET, ZEND_NUM_ARGS() TSRMLS_CC, "pr", &fname, &fname_len, &zresource) == FAILURE
3735 	&& zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ps", &fname, &fname_len, &cont_str, &cont_len) == FAILURE) {
3736 		return;
3737 	}
3738 
3739 	if (fname_len == sizeof(".phar/stub.php")-1 && !memcmp(fname, ".phar/stub.php", sizeof(".phar/stub.php")-1)) {
3740 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot set stub \".phar/stub.php\" directly in phar \"%s\", use setStub", phar_obj->arc.archive->fname);
3741 		return;
3742 	}
3743 
3744 	if (fname_len == sizeof(".phar/alias.txt")-1 && !memcmp(fname, ".phar/alias.txt", sizeof(".phar/alias.txt")-1)) {
3745 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot set alias \".phar/alias.txt\" directly in phar \"%s\", use setAlias", phar_obj->arc.archive->fname);
3746 		return;
3747 	}
3748 
3749 	if (fname_len >= sizeof(".phar")-1 && !memcmp(fname, ".phar", sizeof(".phar")-1)) {
3750 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot set any files or directories in magic \".phar\" directory", phar_obj->arc.archive->fname);
3751 		return;
3752 	}
3753 
3754 	phar_add_file(&(phar_obj->arc.archive), fname, fname_len, cont_str, cont_len, zresource TSRMLS_CC);
3755 }
3756 /* }}} */
3757 
3758 /* {{{ proto int Phar::offsetUnset(string entry)
3759  * remove a file from a phar
3760  */
PHP_METHOD(Phar,offsetUnset)3761 PHP_METHOD(Phar, offsetUnset)
3762 {
3763 	char *fname, *error;
3764 	int fname_len;
3765 	phar_entry_info *entry;
3766 	PHAR_ARCHIVE_OBJECT();
3767 
3768 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
3769 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Write operations disabled by the php.ini setting phar.readonly");
3770 		return;
3771 	}
3772 
3773 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &fname, &fname_len) == FAILURE) {
3774 		return;
3775 	}
3776 
3777 	if (zend_hash_exists(&phar_obj->arc.archive->manifest, fname, (uint) fname_len)) {
3778 		if (SUCCESS == zend_hash_find(&phar_obj->arc.archive->manifest, fname, (uint) fname_len, (void**)&entry)) {
3779 			if (entry->is_deleted) {
3780 				/* entry is deleted, but has not been flushed to disk yet */
3781 				return;
3782 			}
3783 
3784 			if (phar_obj->arc.archive->is_persistent) {
3785 				if (FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
3786 					zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
3787 					return;
3788 				}
3789 				/* re-populate entry after copy on write */
3790 				zend_hash_find(&phar_obj->arc.archive->manifest, fname, (uint) fname_len, (void **)&entry);
3791 			}
3792 			entry->is_modified = 0;
3793 			entry->is_deleted = 1;
3794 			/* we need to "flush" the stream to save the newly deleted file on disk */
3795 			phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
3796 
3797 			if (error) {
3798 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
3799 				efree(error);
3800 			}
3801 
3802 			RETURN_TRUE;
3803 		}
3804 	} else {
3805 		RETURN_FALSE;
3806 	}
3807 }
3808 /* }}} */
3809 
3810 /* {{{ proto string Phar::addEmptyDir(string dirname)
3811  * Adds an empty directory to the phar archive
3812  */
PHP_METHOD(Phar,addEmptyDir)3813 PHP_METHOD(Phar, addEmptyDir)
3814 {
3815 	char *dirname;
3816 	int dirname_len;
3817 
3818 	PHAR_ARCHIVE_OBJECT();
3819 
3820 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &dirname, &dirname_len) == FAILURE) {
3821 		return;
3822 	}
3823 
3824 	if (dirname_len >= sizeof(".phar")-1 && !memcmp(dirname, ".phar", sizeof(".phar")-1)) {
3825 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot create a directory in magic \".phar\" directory");
3826 		return;
3827 	}
3828 
3829 	phar_mkdir(&phar_obj->arc.archive, dirname, dirname_len TSRMLS_CC);
3830 }
3831 /* }}} */
3832 
3833 /* {{{ proto string Phar::addFile(string filename[, string localname])
3834  * Adds a file to the archive using the filename, or the second parameter as the name within the archive
3835  */
PHP_METHOD(Phar,addFile)3836 PHP_METHOD(Phar, addFile)
3837 {
3838 	char *fname, *localname = NULL;
3839 	int fname_len, localname_len = 0;
3840 	php_stream *resource;
3841 	zval *zresource;
3842 
3843 	PHAR_ARCHIVE_OBJECT();
3844 
3845 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|s", &fname, &fname_len, &localname, &localname_len) == FAILURE) {
3846 		return;
3847 	}
3848 
3849 #if PHP_API_VERSION < 20100412
3850 	if (PG(safe_mode) && (!php_checkuid(fname, NULL, CHECKUID_ALLOW_ONLY_FILE))) {
3851 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC, "phar error: unable to open file \"%s\" to add to phar archive, safe_mode restrictions prevent this", fname);
3852 		return;
3853 	}
3854 #endif
3855 
3856 	if (!strstr(fname, "://") && php_check_open_basedir(fname TSRMLS_CC)) {
3857 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC, "phar error: unable to open file \"%s\" to add to phar archive, open_basedir restrictions prevent this", fname);
3858 		return;
3859 	}
3860 
3861 	if (!(resource = php_stream_open_wrapper(fname, "rb", 0, NULL))) {
3862 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC, "phar error: unable to open file \"%s\" to add to phar archive", fname);
3863 		return;
3864 	}
3865 
3866 	if (localname) {
3867 		fname = localname;
3868 		fname_len = localname_len;
3869 	}
3870 
3871 	MAKE_STD_ZVAL(zresource);
3872 	php_stream_to_zval(resource, zresource);
3873 	phar_add_file(&(phar_obj->arc.archive), fname, fname_len, NULL, 0, zresource TSRMLS_CC);
3874 	efree(zresource);
3875 	php_stream_close(resource);
3876 }
3877 /* }}} */
3878 
3879 /* {{{ proto string Phar::addFromString(string localname, string contents)
3880  * Adds a file to the archive using its contents as a string
3881  */
PHP_METHOD(Phar,addFromString)3882 PHP_METHOD(Phar, addFromString)
3883 {
3884 	char *localname, *cont_str;
3885 	int localname_len, cont_len;
3886 
3887 	PHAR_ARCHIVE_OBJECT();
3888 
3889 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ps", &localname, &localname_len, &cont_str, &cont_len) == FAILURE) {
3890 		return;
3891 	}
3892 
3893 	phar_add_file(&(phar_obj->arc.archive), localname, localname_len, cont_str, cont_len, NULL TSRMLS_CC);
3894 }
3895 /* }}} */
3896 
3897 /* {{{ proto string Phar::getStub()
3898  * Returns the stub at the head of a phar archive as a string.
3899  */
PHP_METHOD(Phar,getStub)3900 PHP_METHOD(Phar, getStub)
3901 {
3902 	size_t len;
3903 	char *buf;
3904 	php_stream *fp;
3905 	php_stream_filter *filter = NULL;
3906 	phar_entry_info *stub;
3907 
3908 	PHAR_ARCHIVE_OBJECT();
3909 
3910 	if (zend_parse_parameters_none() == FAILURE) {
3911 		return;
3912 	}
3913 
3914 	if (phar_obj->arc.archive->is_tar || phar_obj->arc.archive->is_zip) {
3915 
3916 		if (SUCCESS == zend_hash_find(&(phar_obj->arc.archive->manifest), ".phar/stub.php", sizeof(".phar/stub.php")-1, (void **)&stub)) {
3917 			if (phar_obj->arc.archive->fp && !phar_obj->arc.archive->is_brandnew && !(stub->flags & PHAR_ENT_COMPRESSION_MASK)) {
3918 				fp = phar_obj->arc.archive->fp;
3919 			} else {
3920 				if (!(fp = php_stream_open_wrapper(phar_obj->arc.archive->fname, "rb", 0, NULL))) {
3921 					zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "phar error: unable to open phar \"%s\"", phar_obj->arc.archive->fname);
3922 					return;
3923 				}
3924 				if (stub->flags & PHAR_ENT_COMPRESSION_MASK) {
3925 					char *filter_name;
3926 
3927 					if ((filter_name = phar_decompress_filter(stub, 0)) != NULL) {
3928 						filter = php_stream_filter_create(filter_name, NULL, php_stream_is_persistent(fp) TSRMLS_CC);
3929 					} else {
3930 						filter = NULL;
3931 					}
3932 					if (!filter) {
3933 						zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0 TSRMLS_CC, "phar error: unable to read stub of phar \"%s\" (cannot create %s filter)", phar_obj->arc.archive->fname, phar_decompress_filter(stub, 1));
3934 						return;
3935 					}
3936 					php_stream_filter_append(&fp->readfilters, filter);
3937 				}
3938 			}
3939 
3940 			if (!fp)  {
3941 				zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
3942 					"Unable to read stub");
3943 				return;
3944 			}
3945 
3946 			php_stream_seek(fp, stub->offset_abs, SEEK_SET);
3947 			len = stub->uncompressed_filesize;
3948 			goto carry_on;
3949 		} else {
3950 			RETURN_STRINGL("", 0, 1);
3951 		}
3952 	}
3953 	len = phar_obj->arc.archive->halt_offset;
3954 
3955 	if (phar_obj->arc.archive->fp && !phar_obj->arc.archive->is_brandnew) {
3956 		fp = phar_obj->arc.archive->fp;
3957 	} else {
3958 		fp = php_stream_open_wrapper(phar_obj->arc.archive->fname, "rb", 0, NULL);
3959 	}
3960 
3961 	if (!fp)  {
3962 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
3963 			"Unable to read stub");
3964 		return;
3965 	}
3966 
3967 	php_stream_rewind(fp);
3968 carry_on:
3969 	buf = safe_emalloc(len, 1, 1);
3970 
3971 	if (len != php_stream_read(fp, buf, len)) {
3972 		if (fp != phar_obj->arc.archive->fp) {
3973 			php_stream_close(fp);
3974 		}
3975 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
3976 			"Unable to read stub");
3977 		efree(buf);
3978 		return;
3979 	}
3980 
3981 	if (filter) {
3982 		php_stream_filter_flush(filter, 1);
3983 		php_stream_filter_remove(filter, 1 TSRMLS_CC);
3984 	}
3985 
3986 	if (fp != phar_obj->arc.archive->fp) {
3987 		php_stream_close(fp);
3988 	}
3989 
3990 	buf[len] = '\0';
3991 	RETURN_STRINGL(buf, len, 0);
3992 }
3993 /* }}}*/
3994 
3995 /* {{{ proto int Phar::hasMetaData()
3996  * Returns TRUE if the phar has global metadata, FALSE otherwise.
3997  */
PHP_METHOD(Phar,hasMetadata)3998 PHP_METHOD(Phar, hasMetadata)
3999 {
4000 	PHAR_ARCHIVE_OBJECT();
4001 
4002 	RETURN_BOOL(phar_obj->arc.archive->metadata != NULL);
4003 }
4004 /* }}} */
4005 
4006 /* {{{ proto int Phar::getMetaData()
4007  * Returns the global metadata of the phar
4008  */
PHP_METHOD(Phar,getMetadata)4009 PHP_METHOD(Phar, getMetadata)
4010 {
4011 	PHAR_ARCHIVE_OBJECT();
4012 
4013 	if (zend_parse_parameters_none() == FAILURE) {
4014 		return;
4015 	}
4016 
4017 	if (phar_obj->arc.archive->metadata) {
4018 		if (phar_obj->arc.archive->is_persistent) {
4019 			zval *ret;
4020 			char *buf = estrndup((char *) phar_obj->arc.archive->metadata, phar_obj->arc.archive->metadata_len);
4021 			/* assume success, we would have failed before */
4022 			phar_parse_metadata(&buf, &ret, phar_obj->arc.archive->metadata_len TSRMLS_CC);
4023 			efree(buf);
4024 			RETURN_ZVAL(ret, 0, 1);
4025 		}
4026 		RETURN_ZVAL(phar_obj->arc.archive->metadata, 1, 0);
4027 	}
4028 }
4029 /* }}} */
4030 
4031 /* {{{ proto int Phar::setMetaData(mixed $metadata)
4032  * Sets the global metadata of the phar
4033  */
PHP_METHOD(Phar,setMetadata)4034 PHP_METHOD(Phar, setMetadata)
4035 {
4036 	char *error;
4037 	zval *metadata;
4038 
4039 	PHAR_ARCHIVE_OBJECT();
4040 
4041 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
4042 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Write operations disabled by the php.ini setting phar.readonly");
4043 		return;
4044 	}
4045 
4046 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &metadata) == FAILURE) {
4047 		return;
4048 	}
4049 
4050 	if (phar_obj->arc.archive->is_persistent && FAILURE == phar_copy_on_write(&(phar_obj->arc.archive) TSRMLS_CC)) {
4051 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar_obj->arc.archive->fname);
4052 		return;
4053 	}
4054 	if (phar_obj->arc.archive->metadata) {
4055 		zval_ptr_dtor(&phar_obj->arc.archive->metadata);
4056 		phar_obj->arc.archive->metadata = NULL;
4057 	}
4058 
4059 	MAKE_STD_ZVAL(phar_obj->arc.archive->metadata);
4060 	ZVAL_ZVAL(phar_obj->arc.archive->metadata, metadata, 1, 0);
4061 	phar_obj->arc.archive->is_modified = 1;
4062 	phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
4063 
4064 	if (error) {
4065 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
4066 		efree(error);
4067 	}
4068 }
4069 /* }}} */
4070 
4071 /* {{{ proto int Phar::delMetadata()
4072  * Deletes the global metadata of the phar
4073  */
PHP_METHOD(Phar,delMetadata)4074 PHP_METHOD(Phar, delMetadata)
4075 {
4076 	char *error;
4077 
4078 	PHAR_ARCHIVE_OBJECT();
4079 
4080 	if (PHAR_G(readonly) && !phar_obj->arc.archive->is_data) {
4081 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Write operations disabled by the php.ini setting phar.readonly");
4082 		return;
4083 	}
4084 
4085 	if (phar_obj->arc.archive->metadata) {
4086 		zval_ptr_dtor(&phar_obj->arc.archive->metadata);
4087 		phar_obj->arc.archive->metadata = NULL;
4088 		phar_obj->arc.archive->is_modified = 1;
4089 		phar_flush(phar_obj->arc.archive, 0, 0, 0, &error TSRMLS_CC);
4090 
4091 		if (error) {
4092 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
4093 			efree(error);
4094 			RETURN_FALSE;
4095 		} else {
4096 			RETURN_TRUE;
4097 		}
4098 
4099 	} else {
4100 		RETURN_TRUE;
4101 	}
4102 }
4103 /* }}} */
4104 #if PHP_API_VERSION < 20100412
4105 #define PHAR_OPENBASEDIR_CHECKPATH(filename) \
4106 	(PG(safe_mode) && (!php_checkuid(filename, NULL, CHECKUID_CHECK_FILE_AND_DIR))) || php_check_open_basedir(filename TSRMLS_CC)
4107 #else
4108 #define PHAR_OPENBASEDIR_CHECKPATH(filename) \
4109 	php_check_open_basedir(filename TSRMLS_CC)
4110 #endif
4111 
phar_extract_file(zend_bool overwrite,phar_entry_info * entry,char * dest,int dest_len,char ** error TSRMLS_DC)4112 static int phar_extract_file(zend_bool overwrite, phar_entry_info *entry, char *dest, int dest_len, char **error TSRMLS_DC) /* {{{ */
4113 {
4114 	php_stream_statbuf ssb;
4115 	int len;
4116 	php_stream *fp;
4117 	char *fullpath;
4118 	const char *slash;
4119 	mode_t mode;
4120 	cwd_state new_state;
4121 	char *filename;
4122 	size_t filename_len;
4123 
4124 	if (entry->is_mounted) {
4125 		/* silently ignore mounted entries */
4126 		return SUCCESS;
4127 	}
4128 
4129 	if (entry->filename_len >= sizeof(".phar")-1 && !memcmp(entry->filename, ".phar", sizeof(".phar")-1)) {
4130 		return SUCCESS;
4131 	}
4132 	/* strip .. from path and restrict it to be under dest directory */
4133 	new_state.cwd = (char*)malloc(2);
4134 	new_state.cwd[0] = DEFAULT_SLASH;
4135 	new_state.cwd[1] = '\0';
4136 	new_state.cwd_length = 1;
4137 	if (virtual_file_ex(&new_state, entry->filename, NULL, CWD_EXPAND TSRMLS_CC) != 0 ||
4138 			new_state.cwd_length <= 1) {
4139 		if (EINVAL == errno && entry->filename_len > 50) {
4140 			char *tmp = estrndup(entry->filename, 50);
4141 			spprintf(error, 4096, "Cannot extract \"%s...\" to \"%s...\", extracted filename is too long for filesystem", tmp, dest);
4142 			efree(tmp);
4143 		} else {
4144 			spprintf(error, 4096, "Cannot extract \"%s\", internal error", entry->filename);
4145 		}
4146 		free(new_state.cwd);
4147 		return FAILURE;
4148 	}
4149 	filename = new_state.cwd + 1;
4150 	filename_len = new_state.cwd_length - 1;
4151 #ifdef PHP_WIN32
4152 	/* unixify the path back, otherwise non zip formats might be broken */
4153 	{
4154 		int cnt = filename_len;
4155 
4156 		do {
4157 			if ('\\' == filename[cnt]) {
4158 				filename[cnt] = '/';
4159 			}
4160 		} while (cnt-- >= 0);
4161 	}
4162 #endif
4163 
4164 	len = spprintf(&fullpath, 0, "%s/%s", dest, filename);
4165 
4166 	if (len >= MAXPATHLEN) {
4167 		char *tmp;
4168 		/* truncate for error message */
4169 		fullpath[50] = '\0';
4170 		if (entry->filename_len > 50) {
4171 			tmp = estrndup(entry->filename, 50);
4172 			spprintf(error, 4096, "Cannot extract \"%s...\" to \"%s...\", extracted filename is too long for filesystem", tmp, fullpath);
4173 			efree(tmp);
4174 		} else {
4175 			spprintf(error, 4096, "Cannot extract \"%s\" to \"%s...\", extracted filename is too long for filesystem", entry->filename, fullpath);
4176 		}
4177 		efree(fullpath);
4178 		free(new_state.cwd);
4179 		return FAILURE;
4180 	}
4181 
4182 	if (!len) {
4183 		spprintf(error, 4096, "Cannot extract \"%s\", internal error", entry->filename);
4184 		efree(fullpath);
4185 		free(new_state.cwd);
4186 		return FAILURE;
4187 	}
4188 
4189 	if (PHAR_OPENBASEDIR_CHECKPATH(fullpath)) {
4190 		spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", openbasedir/safe mode restrictions in effect", entry->filename, fullpath);
4191 		efree(fullpath);
4192 		free(new_state.cwd);
4193 		return FAILURE;
4194 	}
4195 
4196 	/* let see if the path already exists */
4197 	if (!overwrite && SUCCESS == php_stream_stat_path(fullpath, &ssb)) {
4198 		spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", path already exists", entry->filename, fullpath);
4199 		efree(fullpath);
4200 		free(new_state.cwd);
4201 		return FAILURE;
4202 	}
4203 
4204 	/* perform dirname */
4205 	slash = zend_memrchr(filename, '/', filename_len);
4206 
4207 	if (slash) {
4208 		fullpath[dest_len + (slash - filename) + 1] = '\0';
4209 	} else {
4210 		fullpath[dest_len] = '\0';
4211 	}
4212 
4213 	if (FAILURE == php_stream_stat_path(fullpath, &ssb)) {
4214 		if (entry->is_dir) {
4215 			if (!php_stream_mkdir(fullpath, entry->flags & PHAR_ENT_PERM_MASK,  PHP_STREAM_MKDIR_RECURSIVE, NULL)) {
4216 				spprintf(error, 4096, "Cannot extract \"%s\", could not create directory \"%s\"", entry->filename, fullpath);
4217 				efree(fullpath);
4218 				free(new_state.cwd);
4219 				return FAILURE;
4220 			}
4221 		} else {
4222 			if (!php_stream_mkdir(fullpath, 0777,  PHP_STREAM_MKDIR_RECURSIVE, NULL)) {
4223 				spprintf(error, 4096, "Cannot extract \"%s\", could not create directory \"%s\"", entry->filename, fullpath);
4224 				efree(fullpath);
4225 				free(new_state.cwd);
4226 				return FAILURE;
4227 			}
4228 		}
4229 	}
4230 
4231 	if (slash) {
4232 		fullpath[dest_len + (slash - filename) + 1] = '/';
4233 	} else {
4234 		fullpath[dest_len] = '/';
4235 	}
4236 
4237 	filename = NULL;
4238 	free(new_state.cwd);
4239 	/* it is a standalone directory, job done */
4240 	if (entry->is_dir) {
4241 		efree(fullpath);
4242 		return SUCCESS;
4243 	}
4244 
4245 #if PHP_API_VERSION < 20100412
4246 	fp = php_stream_open_wrapper(fullpath, "w+b", REPORT_ERRORS|ENFORCE_SAFE_MODE, NULL);
4247 #else
4248 	fp = php_stream_open_wrapper(fullpath, "w+b", REPORT_ERRORS, NULL);
4249 #endif
4250 
4251 	if (!fp) {
4252 		spprintf(error, 4096, "Cannot extract \"%s\", could not open for writing \"%s\"", entry->filename, fullpath);
4253 		efree(fullpath);
4254 		return FAILURE;
4255 	}
4256 
4257 	if (!phar_get_efp(entry, 0 TSRMLS_CC)) {
4258 		if (FAILURE == phar_open_entry_fp(entry, error, 1 TSRMLS_CC)) {
4259 			if (error) {
4260 				spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", unable to open internal file pointer: %s", entry->filename, fullpath, *error);
4261 			} else {
4262 				spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", unable to open internal file pointer", entry->filename, fullpath);
4263 			}
4264 			efree(fullpath);
4265 			php_stream_close(fp);
4266 			return FAILURE;
4267 		}
4268 	}
4269 
4270 	if (FAILURE == phar_seek_efp(entry, 0, SEEK_SET, 0, 0 TSRMLS_CC)) {
4271 		spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", unable to seek internal file pointer", entry->filename, fullpath);
4272 		efree(fullpath);
4273 		php_stream_close(fp);
4274 		return FAILURE;
4275 	}
4276 
4277 	if (SUCCESS != phar_stream_copy_to_stream(phar_get_efp(entry, 0 TSRMLS_CC), fp, entry->uncompressed_filesize, NULL)) {
4278 		spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", copying contents failed", entry->filename, fullpath);
4279 		efree(fullpath);
4280 		php_stream_close(fp);
4281 		return FAILURE;
4282 	}
4283 
4284 	php_stream_close(fp);
4285 	mode = (mode_t) entry->flags & PHAR_ENT_PERM_MASK;
4286 
4287 	if (FAILURE == VCWD_CHMOD(fullpath, mode)) {
4288 		spprintf(error, 4096, "Cannot extract \"%s\" to \"%s\", setting file permissions failed", entry->filename, fullpath);
4289 		efree(fullpath);
4290 		return FAILURE;
4291 	}
4292 
4293 	efree(fullpath);
4294 	return SUCCESS;
4295 }
4296 /* }}} */
4297 
4298 /* {{{ proto bool Phar::extractTo(string pathto[[, mixed files], bool overwrite])
4299  * Extract one or more file from a phar archive, optionally overwriting existing files
4300  */
PHP_METHOD(Phar,extractTo)4301 PHP_METHOD(Phar, extractTo)
4302 {
4303 	char *error = NULL;
4304 	php_stream *fp;
4305 	php_stream_statbuf ssb;
4306 	phar_entry_info *entry;
4307 	char *pathto, *filename, *actual;
4308 	int pathto_len, filename_len;
4309 	int ret, i;
4310 	int nelems;
4311 	zval *zval_files = NULL;
4312 	zend_bool overwrite = 0;
4313 
4314 	PHAR_ARCHIVE_OBJECT();
4315 
4316 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p|z!b", &pathto, &pathto_len, &zval_files, &overwrite) == FAILURE) {
4317 		return;
4318 	}
4319 
4320 	fp = php_stream_open_wrapper(phar_obj->arc.archive->fname, "rb", IGNORE_URL|STREAM_MUST_SEEK, &actual);
4321 
4322 	if (!fp) {
4323 		zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC,
4324 			"Invalid argument, %s cannot be found", phar_obj->arc.archive->fname);
4325 		return;
4326 	}
4327 
4328 	efree(actual);
4329 	php_stream_close(fp);
4330 
4331 	if (pathto_len < 1) {
4332 		zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC,
4333 			"Invalid argument, extraction path must be non-zero length");
4334 		return;
4335 	}
4336 
4337 	if (pathto_len >= MAXPATHLEN) {
4338 		char *tmp = estrndup(pathto, 50);
4339 		/* truncate for error message */
4340 		zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC, "Cannot extract to \"%s...\", destination directory is too long for filesystem", tmp);
4341 		efree(tmp);
4342 		return;
4343 	}
4344 
4345 	if (php_stream_stat_path(pathto, &ssb) < 0) {
4346 		ret = php_stream_mkdir(pathto, 0777,  PHP_STREAM_MKDIR_RECURSIVE, NULL);
4347 		if (!ret) {
4348 			zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
4349 				"Unable to create path \"%s\" for extraction", pathto);
4350 			return;
4351 		}
4352 	} else if (!(ssb.sb.st_mode & S_IFDIR)) {
4353 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
4354 			"Unable to use path \"%s\" for extraction, it is a file, must be a directory", pathto);
4355 		return;
4356 	}
4357 
4358 	if (zval_files) {
4359 		switch (Z_TYPE_P(zval_files)) {
4360 			case IS_NULL:
4361 				goto all_files;
4362 			case IS_STRING:
4363 				filename = Z_STRVAL_P(zval_files);
4364 				filename_len = Z_STRLEN_P(zval_files);
4365 				break;
4366 			case IS_ARRAY:
4367 				nelems = zend_hash_num_elements(Z_ARRVAL_P(zval_files));
4368 				if (nelems == 0 ) {
4369 					RETURN_FALSE;
4370 				}
4371 				for (i = 0; i < nelems; i++) {
4372 					zval **zval_file;
4373 					if (zend_hash_index_find(Z_ARRVAL_P(zval_files), i, (void **) &zval_file) == SUCCESS) {
4374 						switch (Z_TYPE_PP(zval_file)) {
4375 							case IS_STRING:
4376 								break;
4377 							default:
4378 								zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC,
4379 									"Invalid argument, array of filenames to extract contains non-string value");
4380 								return;
4381 						}
4382 						if (FAILURE == zend_hash_find(&phar_obj->arc.archive->manifest, Z_STRVAL_PP(zval_file), Z_STRLEN_PP(zval_file), (void **)&entry)) {
4383 							zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC,
4384 								"Phar Error: attempted to extract non-existent file \"%s\" from phar \"%s\"", Z_STRVAL_PP(zval_file), phar_obj->arc.archive->fname);
4385 						}
4386 						if (FAILURE == phar_extract_file(overwrite, entry, pathto, pathto_len, &error TSRMLS_CC)) {
4387 							zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC,
4388 								"Extraction from phar \"%s\" failed: %s", phar_obj->arc.archive->fname, error);
4389 							efree(error);
4390 							return;
4391 						}
4392 					}
4393 				}
4394 				RETURN_TRUE;
4395 			default:
4396 				zend_throw_exception_ex(spl_ce_InvalidArgumentException, 0 TSRMLS_CC,
4397 					"Invalid argument, expected a filename (string) or array of filenames");
4398 				return;
4399 		}
4400 
4401 		if (FAILURE == zend_hash_find(&phar_obj->arc.archive->manifest, filename, filename_len, (void **)&entry)) {
4402 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC,
4403 				"Phar Error: attempted to extract non-existent file \"%s\" from phar \"%s\"", filename, phar_obj->arc.archive->fname);
4404 			return;
4405 		}
4406 
4407 		if (FAILURE == phar_extract_file(overwrite, entry, pathto, pathto_len, &error TSRMLS_CC)) {
4408 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC,
4409 				"Extraction from phar \"%s\" failed: %s", phar_obj->arc.archive->fname, error);
4410 			efree(error);
4411 			return;
4412 		}
4413 	} else {
4414 		phar_archive_data *phar;
4415 all_files:
4416 		phar = phar_obj->arc.archive;
4417 		/* Extract all files */
4418 		if (!zend_hash_num_elements(&(phar->manifest))) {
4419 			RETURN_TRUE;
4420 		}
4421 
4422 		for (zend_hash_internal_pointer_reset(&phar->manifest);
4423 		zend_hash_has_more_elements(&phar->manifest) == SUCCESS;
4424 		zend_hash_move_forward(&phar->manifest)) {
4425 
4426 			if (zend_hash_get_current_data(&phar->manifest, (void **)&entry) == FAILURE) {
4427 				continue;
4428 			}
4429 
4430 			if (FAILURE == phar_extract_file(overwrite, entry, pathto, pathto_len, &error TSRMLS_CC)) {
4431 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC,
4432 					"Extraction from phar \"%s\" failed: %s", phar->fname, error);
4433 				efree(error);
4434 				return;
4435 			}
4436 		}
4437 	}
4438 	RETURN_TRUE;
4439 }
4440 /* }}} */
4441 
4442 
4443 /* {{{ proto void PharFileInfo::__construct(string entry)
4444  * Construct a Phar entry object
4445  */
PHP_METHOD(PharFileInfo,__construct)4446 PHP_METHOD(PharFileInfo, __construct)
4447 {
4448 	char *fname, *arch, *entry, *error;
4449 	int fname_len, arch_len, entry_len;
4450 	phar_entry_object *entry_obj;
4451 	phar_entry_info *entry_info;
4452 	phar_archive_data *phar_data;
4453 	zval *zobj = getThis(), arg1;
4454 
4455 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "p", &fname, &fname_len) == FAILURE) {
4456 		return;
4457 	}
4458 
4459 	entry_obj = (phar_entry_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
4460 
4461 	if (entry_obj->ent.entry) {
4462 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot call constructor twice");
4463 		return;
4464 	}
4465 
4466 	if (fname_len < 7 || memcmp(fname, "phar://", 7) || phar_split_fname(fname, fname_len, &arch, &arch_len, &entry, &entry_len, 2, 0 TSRMLS_CC) == FAILURE) {
4467 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
4468 			"'%s' is not a valid phar archive URL (must have at least phar://filename.phar)", fname);
4469 		return;
4470 	}
4471 
4472 	if (phar_open_from_filename(arch, arch_len, NULL, 0, REPORT_ERRORS, &phar_data, &error TSRMLS_CC) == FAILURE) {
4473 		efree(arch);
4474 		efree(entry);
4475 		if (error) {
4476 			zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
4477 				"Cannot open phar file '%s': %s", fname, error);
4478 			efree(error);
4479 		} else {
4480 			zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
4481 				"Cannot open phar file '%s'", fname);
4482 		}
4483 		return;
4484 	}
4485 
4486 	if ((entry_info = phar_get_entry_info_dir(phar_data, entry, entry_len, 1, &error, 1 TSRMLS_CC)) == NULL) {
4487 		zend_throw_exception_ex(spl_ce_RuntimeException, 0 TSRMLS_CC,
4488 			"Cannot access phar file entry '%s' in archive '%s'%s%s", entry, arch, error ? ", " : "", error ? error : "");
4489 		efree(arch);
4490 		efree(entry);
4491 		return;
4492 	}
4493 
4494 	efree(arch);
4495 	efree(entry);
4496 
4497 	entry_obj->ent.entry = entry_info;
4498 
4499 	INIT_PZVAL(&arg1);
4500 	ZVAL_STRINGL(&arg1, fname, fname_len, 0);
4501 
4502 	zend_call_method_with_1_params(&zobj, Z_OBJCE_P(zobj),
4503 		&spl_ce_SplFileInfo->constructor, "__construct", NULL, &arg1);
4504 }
4505 /* }}} */
4506 
4507 #define PHAR_ENTRY_OBJECT() \
4508 	phar_entry_object *entry_obj = (phar_entry_object*)zend_object_store_get_object(getThis() TSRMLS_CC); \
4509 	if (!entry_obj->ent.entry) { \
4510 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4511 			"Cannot call method on an uninitialized PharFileInfo object"); \
4512 		return; \
4513 	}
4514 
4515 /* {{{ proto void PharFileInfo::__destruct()
4516  * clean up directory-based entry objects
4517  */
PHP_METHOD(PharFileInfo,__destruct)4518 PHP_METHOD(PharFileInfo, __destruct)
4519 {
4520 	phar_entry_object *entry_obj = (phar_entry_object*)zend_object_store_get_object(getThis() TSRMLS_CC); \
4521 
4522 	if (entry_obj->ent.entry && entry_obj->ent.entry->is_temp_dir) {
4523 		if (entry_obj->ent.entry->filename) {
4524 			efree(entry_obj->ent.entry->filename);
4525 			entry_obj->ent.entry->filename = NULL;
4526 		}
4527 
4528 		efree(entry_obj->ent.entry);
4529 		entry_obj->ent.entry = NULL;
4530 	}
4531 }
4532 /* }}} */
4533 
4534 /* {{{ proto int PharFileInfo::getCompressedSize()
4535  * Returns the compressed size
4536  */
PHP_METHOD(PharFileInfo,getCompressedSize)4537 PHP_METHOD(PharFileInfo, getCompressedSize)
4538 {
4539 	PHAR_ENTRY_OBJECT();
4540 
4541 	if (zend_parse_parameters_none() == FAILURE) {
4542 		return;
4543 	}
4544 
4545 	RETURN_LONG(entry_obj->ent.entry->compressed_filesize);
4546 }
4547 /* }}} */
4548 
4549 /* {{{ proto bool PharFileInfo::isCompressed([int compression_type])
4550  * Returns whether the entry is compressed, and whether it is compressed with Phar::GZ or Phar::BZ2 if specified
4551  */
PHP_METHOD(PharFileInfo,isCompressed)4552 PHP_METHOD(PharFileInfo, isCompressed)
4553 {
4554 	/* a number that is not Phar::GZ or Phar::BZ2 */
4555 	long method = 9021976;
4556 	PHAR_ENTRY_OBJECT();
4557 
4558 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &method) == FAILURE) {
4559 		return;
4560 	}
4561 
4562 	switch (method) {
4563 		case 9021976:
4564 			RETURN_BOOL(entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSION_MASK);
4565 		case PHAR_ENT_COMPRESSED_GZ:
4566 			RETURN_BOOL(entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_GZ);
4567 		case PHAR_ENT_COMPRESSED_BZ2:
4568 			RETURN_BOOL(entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_BZ2);
4569 		default:
4570 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4571 				"Unknown compression type specified"); \
4572 	}
4573 }
4574 /* }}} */
4575 
4576 /* {{{ proto int PharFileInfo::getCRC32()
4577  * Returns CRC32 code or throws an exception if not CRC checked
4578  */
PHP_METHOD(PharFileInfo,getCRC32)4579 PHP_METHOD(PharFileInfo, getCRC32)
4580 {
4581 	PHAR_ENTRY_OBJECT();
4582 
4583 	if (zend_parse_parameters_none() == FAILURE) {
4584 		return;
4585 	}
4586 
4587 	if (entry_obj->ent.entry->is_dir) {
4588 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4589 			"Phar entry is a directory, does not have a CRC"); \
4590 		return;
4591 	}
4592 
4593 	if (entry_obj->ent.entry->is_crc_checked) {
4594 		RETURN_LONG(entry_obj->ent.entry->crc32);
4595 	} else {
4596 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4597 			"Phar entry was not CRC checked"); \
4598 	}
4599 }
4600 /* }}} */
4601 
4602 /* {{{ proto int PharFileInfo::isCRCChecked()
4603  * Returns whether file entry is CRC checked
4604  */
PHP_METHOD(PharFileInfo,isCRCChecked)4605 PHP_METHOD(PharFileInfo, isCRCChecked)
4606 {
4607 	PHAR_ENTRY_OBJECT();
4608 
4609 	if (zend_parse_parameters_none() == FAILURE) {
4610 		return;
4611 	}
4612 
4613 	RETURN_BOOL(entry_obj->ent.entry->is_crc_checked);
4614 }
4615 /* }}} */
4616 
4617 /* {{{ proto int PharFileInfo::getPharFlags()
4618  * Returns the Phar file entry flags
4619  */
PHP_METHOD(PharFileInfo,getPharFlags)4620 PHP_METHOD(PharFileInfo, getPharFlags)
4621 {
4622 	PHAR_ENTRY_OBJECT();
4623 
4624 	if (zend_parse_parameters_none() == FAILURE) {
4625 		return;
4626 	}
4627 
4628 	RETURN_LONG(entry_obj->ent.entry->flags & ~(PHAR_ENT_PERM_MASK|PHAR_ENT_COMPRESSION_MASK));
4629 }
4630 /* }}} */
4631 
4632 /* {{{ proto int PharFileInfo::chmod()
4633  * set the file permissions for the Phar.  This only allows setting execution bit, read/write
4634  */
PHP_METHOD(PharFileInfo,chmod)4635 PHP_METHOD(PharFileInfo, chmod)
4636 {
4637 	char *error;
4638 	long perms;
4639 	PHAR_ENTRY_OBJECT();
4640 
4641 	if (entry_obj->ent.entry->is_temp_dir) {
4642 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4643 			"Phar entry \"%s\" is a temporary directory (not an actual entry in the archive), cannot chmod", entry_obj->ent.entry->filename); \
4644 		return;
4645 	}
4646 
4647 	if (PHAR_G(readonly) && !entry_obj->ent.entry->phar->is_data) {
4648 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "Cannot modify permissions for file \"%s\" in phar \"%s\", write operations are prohibited", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname);
4649 		return;
4650 	}
4651 
4652 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &perms) == FAILURE) {
4653 		return;
4654 	}
4655 
4656 	if (entry_obj->ent.entry->is_persistent) {
4657 		phar_archive_data *phar = entry_obj->ent.entry->phar;
4658 
4659 		if (FAILURE == phar_copy_on_write(&phar TSRMLS_CC)) {
4660 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar->fname);
4661 			return;
4662 		}
4663 		/* re-populate after copy-on-write */
4664 		zend_hash_find(&phar->manifest, entry_obj->ent.entry->filename, entry_obj->ent.entry->filename_len, (void **)&entry_obj->ent.entry);
4665 	}
4666 	/* clear permissions */
4667 	entry_obj->ent.entry->flags &= ~PHAR_ENT_PERM_MASK;
4668 	perms &= 0777;
4669 	entry_obj->ent.entry->flags |= perms;
4670 	entry_obj->ent.entry->old_flags = entry_obj->ent.entry->flags;
4671 	entry_obj->ent.entry->phar->is_modified = 1;
4672 	entry_obj->ent.entry->is_modified = 1;
4673 
4674 	/* hackish cache in php_stat needs to be cleared */
4675 	/* if this code fails to work, check main/streams/streams.c, _php_stream_stat_path */
4676 	if (BG(CurrentLStatFile)) {
4677 		efree(BG(CurrentLStatFile));
4678 	}
4679 
4680 	if (BG(CurrentStatFile)) {
4681 		efree(BG(CurrentStatFile));
4682 	}
4683 
4684 	BG(CurrentLStatFile) = NULL;
4685 	BG(CurrentStatFile) = NULL;
4686 	phar_flush(entry_obj->ent.entry->phar, 0, 0, 0, &error TSRMLS_CC);
4687 
4688 	if (error) {
4689 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
4690 		efree(error);
4691 	}
4692 }
4693 /* }}} */
4694 
4695 /* {{{ proto int PharFileInfo::hasMetaData()
4696  * Returns the metadata of the entry
4697  */
PHP_METHOD(PharFileInfo,hasMetadata)4698 PHP_METHOD(PharFileInfo, hasMetadata)
4699 {
4700 	PHAR_ENTRY_OBJECT();
4701 
4702 	if (zend_parse_parameters_none() == FAILURE) {
4703 		return;
4704 	}
4705 
4706 	RETURN_BOOL(entry_obj->ent.entry->metadata != NULL);
4707 }
4708 /* }}} */
4709 
4710 /* {{{ proto int PharFileInfo::getMetaData()
4711  * Returns the metadata of the entry
4712  */
PHP_METHOD(PharFileInfo,getMetadata)4713 PHP_METHOD(PharFileInfo, getMetadata)
4714 {
4715 	PHAR_ENTRY_OBJECT();
4716 
4717 	if (zend_parse_parameters_none() == FAILURE) {
4718 		return;
4719 	}
4720 
4721 	if (entry_obj->ent.entry->metadata) {
4722 		if (entry_obj->ent.entry->is_persistent) {
4723 			zval *ret;
4724 			char *buf = estrndup((char *) entry_obj->ent.entry->metadata, entry_obj->ent.entry->metadata_len);
4725 			/* assume success, we would have failed before */
4726 			phar_parse_metadata(&buf, &ret, entry_obj->ent.entry->metadata_len TSRMLS_CC);
4727 			efree(buf);
4728 			RETURN_ZVAL(ret, 0, 1);
4729 		}
4730 		RETURN_ZVAL(entry_obj->ent.entry->metadata, 1, 0);
4731 	}
4732 }
4733 /* }}} */
4734 
4735 /* {{{ proto int PharFileInfo::setMetaData(mixed $metadata)
4736  * Sets the metadata of the entry
4737  */
PHP_METHOD(PharFileInfo,setMetadata)4738 PHP_METHOD(PharFileInfo, setMetadata)
4739 {
4740 	char *error;
4741 	zval *metadata;
4742 
4743 	PHAR_ENTRY_OBJECT();
4744 
4745 	if (PHAR_G(readonly) && !entry_obj->ent.entry->phar->is_data) {
4746 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Write operations disabled by the php.ini setting phar.readonly");
4747 		return;
4748 	}
4749 
4750 	if (entry_obj->ent.entry->is_temp_dir) {
4751 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4752 			"Phar entry is a temporary directory (not an actual entry in the archive), cannot set metadata"); \
4753 		return;
4754 	}
4755 
4756 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &metadata) == FAILURE) {
4757 		return;
4758 	}
4759 
4760 	if (entry_obj->ent.entry->is_persistent) {
4761 		phar_archive_data *phar = entry_obj->ent.entry->phar;
4762 
4763 		if (FAILURE == phar_copy_on_write(&phar TSRMLS_CC)) {
4764 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar->fname);
4765 			return;
4766 		}
4767 		/* re-populate after copy-on-write */
4768 		zend_hash_find(&phar->manifest, entry_obj->ent.entry->filename, entry_obj->ent.entry->filename_len, (void **)&entry_obj->ent.entry);
4769 	}
4770 	if (entry_obj->ent.entry->metadata) {
4771 		zval_ptr_dtor(&entry_obj->ent.entry->metadata);
4772 		entry_obj->ent.entry->metadata = NULL;
4773 	}
4774 
4775 	MAKE_STD_ZVAL(entry_obj->ent.entry->metadata);
4776 	ZVAL_ZVAL(entry_obj->ent.entry->metadata, metadata, 1, 0);
4777 
4778 	entry_obj->ent.entry->is_modified = 1;
4779 	entry_obj->ent.entry->phar->is_modified = 1;
4780 	phar_flush(entry_obj->ent.entry->phar, 0, 0, 0, &error TSRMLS_CC);
4781 
4782 	if (error) {
4783 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
4784 		efree(error);
4785 	}
4786 }
4787 /* }}} */
4788 
4789 /* {{{ proto bool PharFileInfo::delMetaData()
4790  * Deletes the metadata of the entry
4791  */
PHP_METHOD(PharFileInfo,delMetadata)4792 PHP_METHOD(PharFileInfo, delMetadata)
4793 {
4794 	char *error;
4795 
4796 	PHAR_ENTRY_OBJECT();
4797 
4798 	if (zend_parse_parameters_none() == FAILURE) {
4799 		return;
4800 	}
4801 
4802 	if (PHAR_G(readonly) && !entry_obj->ent.entry->phar->is_data) {
4803 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Write operations disabled by the php.ini setting phar.readonly");
4804 		return;
4805 	}
4806 
4807 	if (entry_obj->ent.entry->is_temp_dir) {
4808 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4809 			"Phar entry is a temporary directory (not an actual entry in the archive), cannot delete metadata"); \
4810 		return;
4811 	}
4812 
4813 	if (entry_obj->ent.entry->metadata) {
4814 		if (entry_obj->ent.entry->is_persistent) {
4815 			phar_archive_data *phar = entry_obj->ent.entry->phar;
4816 
4817 			if (FAILURE == phar_copy_on_write(&phar TSRMLS_CC)) {
4818 				zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar->fname);
4819 				return;
4820 			}
4821 			/* re-populate after copy-on-write */
4822 			zend_hash_find(&phar->manifest, entry_obj->ent.entry->filename, entry_obj->ent.entry->filename_len, (void **)&entry_obj->ent.entry);
4823 		}
4824 		zval_ptr_dtor(&entry_obj->ent.entry->metadata);
4825 		entry_obj->ent.entry->metadata = NULL;
4826 		entry_obj->ent.entry->is_modified = 1;
4827 		entry_obj->ent.entry->phar->is_modified = 1;
4828 
4829 		phar_flush(entry_obj->ent.entry->phar, 0, 0, 0, &error TSRMLS_CC);
4830 
4831 		if (error) {
4832 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
4833 			efree(error);
4834 			RETURN_FALSE;
4835 		} else {
4836 			RETURN_TRUE;
4837 		}
4838 
4839 	} else {
4840 		RETURN_TRUE;
4841 	}
4842 }
4843 /* }}} */
4844 
4845 /* {{{ proto string PharFileInfo::getContent()
4846  * return the complete file contents of the entry (like file_get_contents)
4847  */
PHP_METHOD(PharFileInfo,getContent)4848 PHP_METHOD(PharFileInfo, getContent)
4849 {
4850 	char *error;
4851 	php_stream *fp;
4852 	phar_entry_info *link;
4853 
4854 	PHAR_ENTRY_OBJECT();
4855 
4856 	if (zend_parse_parameters_none() == FAILURE) {
4857 		return;
4858 	}
4859 
4860 	if (entry_obj->ent.entry->is_dir) {
4861 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4862 			"Phar error: Cannot retrieve contents, \"%s\" in phar \"%s\" is a directory", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname);
4863 		return;
4864 	}
4865 
4866 	link = phar_get_link_source(entry_obj->ent.entry TSRMLS_CC);
4867 
4868 	if (!link) {
4869 		link = entry_obj->ent.entry;
4870 	}
4871 
4872 	if (SUCCESS != phar_open_entry_fp(link, &error, 0 TSRMLS_CC)) {
4873 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4874 			"Phar error: Cannot retrieve contents, \"%s\" in phar \"%s\": %s", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname, error);
4875 		efree(error);
4876 		return;
4877 	}
4878 
4879 	if (!(fp = phar_get_efp(link, 0 TSRMLS_CC))) {
4880 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4881 			"Phar error: Cannot retrieve contents of \"%s\" in phar \"%s\"", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname);
4882 		return;
4883 	}
4884 
4885 	phar_seek_efp(link, 0, SEEK_SET, 0, 0 TSRMLS_CC);
4886 	Z_TYPE_P(return_value) = IS_STRING;
4887 	Z_STRVAL_P(return_value) = NULL;
4888 	Z_STRLEN_P(return_value) = php_stream_copy_to_mem(fp, &(Z_STRVAL_P(return_value)), link->uncompressed_filesize, 0);
4889 
4890 	if (!Z_STRVAL_P(return_value)) {
4891 		Z_STRVAL_P(return_value) = estrndup("", 0);
4892 	}
4893 }
4894 /* }}} */
4895 
4896 /* {{{ proto int PharFileInfo::compress(int compression_type)
4897  * Instructs the Phar class to compress the current file using zlib or bzip2 compression
4898  */
PHP_METHOD(PharFileInfo,compress)4899 PHP_METHOD(PharFileInfo, compress)
4900 {
4901 	long method;
4902 	char *error;
4903 	PHAR_ENTRY_OBJECT();
4904 
4905 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &method) == FAILURE) {
4906 		return;
4907 	}
4908 
4909 	if (entry_obj->ent.entry->is_tar) {
4910 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4911 			"Cannot compress with Gzip compression, not possible with tar-based phar archives");
4912 		return;
4913 	}
4914 
4915 	if (entry_obj->ent.entry->is_dir) {
4916 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
4917 			"Phar entry is a directory, cannot set compression"); \
4918 		return;
4919 	}
4920 
4921 	if (PHAR_G(readonly) && !entry_obj->ent.entry->phar->is_data) {
4922 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4923 			"Phar is readonly, cannot change compression");
4924 		return;
4925 	}
4926 
4927 	if (entry_obj->ent.entry->is_deleted) {
4928 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4929 			"Cannot compress deleted file");
4930 		return;
4931 	}
4932 
4933 	if (entry_obj->ent.entry->is_persistent) {
4934 		phar_archive_data *phar = entry_obj->ent.entry->phar;
4935 
4936 		if (FAILURE == phar_copy_on_write(&phar TSRMLS_CC)) {
4937 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar->fname);
4938 			return;
4939 		}
4940 		/* re-populate after copy-on-write */
4941 		zend_hash_find(&phar->manifest, entry_obj->ent.entry->filename, entry_obj->ent.entry->filename_len, (void **)&entry_obj->ent.entry);
4942 	}
4943 	switch (method) {
4944 		case PHAR_ENT_COMPRESSED_GZ:
4945 			if (entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_GZ) {
4946 				RETURN_TRUE;
4947 			}
4948 
4949 			if ((entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_BZ2) != 0) {
4950 				if (!PHAR_G(has_bz2)) {
4951 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4952 						"Cannot compress with gzip compression, file is already compressed with bzip2 compression and bz2 extension is not enabled, cannot decompress");
4953 					return;
4954 				}
4955 
4956 				/* decompress this file indirectly */
4957 				if (SUCCESS != phar_open_entry_fp(entry_obj->ent.entry, &error, 1 TSRMLS_CC)) {
4958 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4959 						"Phar error: Cannot decompress bzip2-compressed file \"%s\" in phar \"%s\" in order to compress with gzip: %s", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname, error);
4960 					efree(error);
4961 					return;
4962 				}
4963 			}
4964 
4965 			if (!PHAR_G(has_zlib)) {
4966 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4967 					"Cannot compress with gzip compression, zlib extension is not enabled");
4968 				return;
4969 			}
4970 
4971 			entry_obj->ent.entry->old_flags = entry_obj->ent.entry->flags;
4972 			entry_obj->ent.entry->flags &= ~PHAR_ENT_COMPRESSION_MASK;
4973 			entry_obj->ent.entry->flags |= PHAR_ENT_COMPRESSED_GZ;
4974 			break;
4975 		case PHAR_ENT_COMPRESSED_BZ2:
4976 			if (entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_BZ2) {
4977 				RETURN_TRUE;
4978 			}
4979 
4980 			if ((entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_GZ) != 0) {
4981 				if (!PHAR_G(has_zlib)) {
4982 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4983 						"Cannot compress with bzip2 compression, file is already compressed with gzip compression and zlib extension is not enabled, cannot decompress");
4984 					return;
4985 				}
4986 
4987 				/* decompress this file indirectly */
4988 				if (SUCCESS != phar_open_entry_fp(entry_obj->ent.entry, &error, 1 TSRMLS_CC)) {
4989 					zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4990 						"Phar error: Cannot decompress gzip-compressed file \"%s\" in phar \"%s\" in order to compress with bzip2: %s", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname, error);
4991 					efree(error);
4992 					return;
4993 				}
4994 			}
4995 
4996 			if (!PHAR_G(has_bz2)) {
4997 				zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
4998 					"Cannot compress with bzip2 compression, bz2 extension is not enabled");
4999 				return;
5000 			}
5001 			entry_obj->ent.entry->old_flags = entry_obj->ent.entry->flags;
5002 			entry_obj->ent.entry->flags &= ~PHAR_ENT_COMPRESSION_MASK;
5003 			entry_obj->ent.entry->flags |= PHAR_ENT_COMPRESSED_BZ2;
5004 			break;
5005 		default:
5006 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
5007 				"Unknown compression type specified"); \
5008 	}
5009 
5010 	entry_obj->ent.entry->phar->is_modified = 1;
5011 	entry_obj->ent.entry->is_modified = 1;
5012 	phar_flush(entry_obj->ent.entry->phar, 0, 0, 0, &error TSRMLS_CC);
5013 
5014 	if (error) {
5015 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
5016 		efree(error);
5017 	}
5018 
5019 	RETURN_TRUE;
5020 }
5021 /* }}} */
5022 
5023 /* {{{ proto int PharFileInfo::decompress()
5024  * Instructs the Phar class to decompress the current file
5025  */
PHP_METHOD(PharFileInfo,decompress)5026 PHP_METHOD(PharFileInfo, decompress)
5027 {
5028 	char *error;
5029 	PHAR_ENTRY_OBJECT();
5030 
5031 	if (zend_parse_parameters_none() == FAILURE) {
5032 		return;
5033 	}
5034 
5035 	if (entry_obj->ent.entry->is_dir) {
5036 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, \
5037 			"Phar entry is a directory, cannot set compression"); \
5038 		return;
5039 	}
5040 
5041 	if ((entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSION_MASK) == 0) {
5042 		RETURN_TRUE;
5043 	}
5044 
5045 	if (PHAR_G(readonly) && !entry_obj->ent.entry->phar->is_data) {
5046 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
5047 			"Phar is readonly, cannot decompress");
5048 		return;
5049 	}
5050 
5051 	if (entry_obj->ent.entry->is_deleted) {
5052 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
5053 			"Cannot compress deleted file");
5054 		return;
5055 	}
5056 
5057 	if ((entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_GZ) != 0 && !PHAR_G(has_zlib)) {
5058 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
5059 			"Cannot decompress Gzip-compressed file, zlib extension is not enabled");
5060 		return;
5061 	}
5062 
5063 	if ((entry_obj->ent.entry->flags & PHAR_ENT_COMPRESSED_BZ2) != 0 && !PHAR_G(has_bz2)) {
5064 		zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC,
5065 			"Cannot decompress Bzip2-compressed file, bz2 extension is not enabled");
5066 		return;
5067 	}
5068 
5069 	if (entry_obj->ent.entry->is_persistent) {
5070 		phar_archive_data *phar = entry_obj->ent.entry->phar;
5071 
5072 		if (FAILURE == phar_copy_on_write(&phar TSRMLS_CC)) {
5073 			zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "phar \"%s\" is persistent, unable to copy on write", phar->fname);
5074 			return;
5075 		}
5076 		/* re-populate after copy-on-write */
5077 		zend_hash_find(&phar->manifest, entry_obj->ent.entry->filename, entry_obj->ent.entry->filename_len, (void **)&entry_obj->ent.entry);
5078 	}
5079 	if (!entry_obj->ent.entry->fp) {
5080 		if (FAILURE == phar_open_archive_fp(entry_obj->ent.entry->phar TSRMLS_CC)) {
5081 			zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot decompress entry \"%s\", phar error: Cannot open phar archive \"%s\" for reading", entry_obj->ent.entry->filename, entry_obj->ent.entry->phar->fname);
5082 			return;
5083 		}
5084 		entry_obj->ent.entry->fp_type = PHAR_FP;
5085 	}
5086 
5087 	entry_obj->ent.entry->old_flags = entry_obj->ent.entry->flags;
5088 	entry_obj->ent.entry->flags &= ~PHAR_ENT_COMPRESSION_MASK;
5089 	entry_obj->ent.entry->phar->is_modified = 1;
5090 	entry_obj->ent.entry->is_modified = 1;
5091 	phar_flush(entry_obj->ent.entry->phar, 0, 0, 0, &error TSRMLS_CC);
5092 
5093 	if (error) {
5094 		zend_throw_exception_ex(phar_ce_PharException, 0 TSRMLS_CC, "%s", error);
5095 		efree(error);
5096 	}
5097 	RETURN_TRUE;
5098 }
5099 /* }}} */
5100 
5101 #endif /* HAVE_SPL */
5102 
5103 /* {{{ phar methods */
5104 PHAR_ARG_INFO
5105 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar___construct, 0, 0, 1)
5106 	ZEND_ARG_INFO(0, filename)
5107 	ZEND_ARG_INFO(0, flags)
5108 	ZEND_ARG_INFO(0, alias)
5109 	ZEND_ARG_INFO(0, fileformat)
5110 ZEND_END_ARG_INFO()
5111 
5112 PHAR_ARG_INFO
5113 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_createDS, 0, 0, 0)
5114 	ZEND_ARG_INFO(0, index)
5115 	ZEND_ARG_INFO(0, webindex)
5116 ZEND_END_ARG_INFO()
5117 
5118 PHAR_ARG_INFO
5119 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_cancompress, 0, 0, 0)
5120 	ZEND_ARG_INFO(0, method)
5121 ZEND_END_ARG_INFO()
5122 
5123 PHAR_ARG_INFO
5124 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_isvalidpharfilename, 0, 0, 1)
5125 	ZEND_ARG_INFO(0, filename)
5126 	ZEND_ARG_INFO(0, executable)
5127 ZEND_END_ARG_INFO()
5128 
5129 PHAR_ARG_INFO
5130 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_loadPhar, 0, 0, 1)
5131 	ZEND_ARG_INFO(0, filename)
5132 	ZEND_ARG_INFO(0, alias)
5133 ZEND_END_ARG_INFO()
5134 
5135 PHAR_ARG_INFO
5136 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_mapPhar, 0, 0, 0)
5137 	ZEND_ARG_INFO(0, alias)
5138 	ZEND_ARG_INFO(0, offset)
5139 ZEND_END_ARG_INFO()
5140 
5141 PHAR_ARG_INFO
5142 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_mount, 0, 0, 2)
5143 	ZEND_ARG_INFO(0, inphar)
5144 	ZEND_ARG_INFO(0, externalfile)
5145 ZEND_END_ARG_INFO()
5146 
5147 PHAR_ARG_INFO
5148 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_mungServer, 0, 0, 1)
5149 	ZEND_ARG_INFO(0, munglist)
5150 ZEND_END_ARG_INFO()
5151 
5152 PHAR_ARG_INFO
5153 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_webPhar, 0, 0, 0)
5154 	ZEND_ARG_INFO(0, alias)
5155 	ZEND_ARG_INFO(0, index)
5156 	ZEND_ARG_INFO(0, f404)
5157 	ZEND_ARG_INFO(0, mimetypes)
5158 	ZEND_ARG_INFO(0, rewrites)
5159 ZEND_END_ARG_INFO()
5160 
5161 PHAR_ARG_INFO
5162 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_running, 0, 0, 1)
5163 	ZEND_ARG_INFO(0, retphar)
5164 ZEND_END_ARG_INFO()
5165 
5166 PHAR_ARG_INFO
5167 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_ua, 0, 0, 1)
5168 	ZEND_ARG_INFO(0, archive)
5169 ZEND_END_ARG_INFO()
5170 
5171 #if HAVE_SPL
5172 PHAR_ARG_INFO
5173 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_build, 0, 0, 1)
5174 	ZEND_ARG_INFO(0, iterator)
5175 	ZEND_ARG_INFO(0, base_directory)
5176 ZEND_END_ARG_INFO()
5177 
5178 PHAR_ARG_INFO
5179 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_conv, 0, 0, 0)
5180 	ZEND_ARG_INFO(0, format)
5181 	ZEND_ARG_INFO(0, compression_type)
5182 	ZEND_ARG_INFO(0, file_ext)
5183 ZEND_END_ARG_INFO()
5184 
5185 PHAR_ARG_INFO
5186 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_comps, 0, 0, 1)
5187 	ZEND_ARG_INFO(0, compression_type)
5188 	ZEND_ARG_INFO(0, file_ext)
5189 ZEND_END_ARG_INFO()
5190 
5191 PHAR_ARG_INFO
5192 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_decomp, 0, 0, 0)
5193 	ZEND_ARG_INFO(0, file_ext)
5194 ZEND_END_ARG_INFO()
5195 
5196 PHAR_ARG_INFO
5197 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_comp, 0, 0, 1)
5198 	ZEND_ARG_INFO(0, compression_type)
5199 ZEND_END_ARG_INFO()
5200 
5201 PHAR_ARG_INFO
5202 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_compo, 0, 0, 0)
5203 	ZEND_ARG_INFO(0, compression_type)
5204 ZEND_END_ARG_INFO()
5205 
5206 PHAR_ARG_INFO
5207 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_copy, 0, 0, 2)
5208 	ZEND_ARG_INFO(0, newfile)
5209 	ZEND_ARG_INFO(0, oldfile)
5210 ZEND_END_ARG_INFO()
5211 
5212 PHAR_ARG_INFO
5213 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_delete, 0, 0, 1)
5214 	ZEND_ARG_INFO(0, entry)
5215 ZEND_END_ARG_INFO()
5216 
5217 PHAR_ARG_INFO
5218 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_fromdir, 0, 0, 1)
5219 	ZEND_ARG_INFO(0, base_dir)
5220 	ZEND_ARG_INFO(0, regex)
5221 ZEND_END_ARG_INFO()
5222 
5223 PHAR_ARG_INFO
5224 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_offsetExists, 0, 0, 1)
5225 	ZEND_ARG_INFO(0, entry)
5226 ZEND_END_ARG_INFO()
5227 
5228 PHAR_ARG_INFO
5229 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_offsetSet, 0, 0, 2)
5230 	ZEND_ARG_INFO(0, entry)
5231 	ZEND_ARG_INFO(0, value)
5232 ZEND_END_ARG_INFO()
5233 
5234 PHAR_ARG_INFO
5235 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_setAlias, 0, 0, 1)
5236 	ZEND_ARG_INFO(0, alias)
5237 ZEND_END_ARG_INFO()
5238 
5239 PHAR_ARG_INFO
5240 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_setMetadata, 0, 0, 1)
5241 	ZEND_ARG_INFO(0, metadata)
5242 ZEND_END_ARG_INFO()
5243 
5244 PHAR_ARG_INFO
5245 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_setSigAlgo, 0, 0, 1)
5246 	ZEND_ARG_INFO(0, algorithm)
5247 	ZEND_ARG_INFO(0, privatekey)
5248 ZEND_END_ARG_INFO()
5249 
5250 PHAR_ARG_INFO
5251 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_setStub, 0, 0, 1)
5252 	ZEND_ARG_INFO(0, newstub)
5253 	ZEND_ARG_INFO(0, maxlen)
5254 ZEND_END_ARG_INFO()
5255 
5256 PHAR_ARG_INFO
5257 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_emptydir, 0, 0, 0)
5258 	ZEND_ARG_INFO(0, dirname)
5259 ZEND_END_ARG_INFO()
5260 
5261 PHAR_ARG_INFO
5262 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_extract, 0, 0, 1)
5263 	ZEND_ARG_INFO(0, pathto)
5264 	ZEND_ARG_INFO(0, files)
5265 	ZEND_ARG_INFO(0, overwrite)
5266 ZEND_END_ARG_INFO()
5267 
5268 PHAR_ARG_INFO
5269 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_addfile, 0, 0, 1)
5270 	ZEND_ARG_INFO(0, filename)
5271 	ZEND_ARG_INFO(0, localname)
5272 ZEND_END_ARG_INFO()
5273 
5274 PHAR_ARG_INFO
5275 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_fromstring, 0, 0, 1)
5276 	ZEND_ARG_INFO(0, localname)
5277 	ZEND_ARG_INFO(0, contents)
5278 ZEND_END_ARG_INFO()
5279 
5280 PHAR_ARG_INFO
5281 ZEND_BEGIN_ARG_INFO_EX(arginfo_phar_isff, 0, 0, 1)
5282 	ZEND_ARG_INFO(0, fileformat)
5283 ZEND_END_ARG_INFO()
5284 
5285 PHAR_ARG_INFO
5286 ZEND_BEGIN_ARG_INFO(arginfo_phar__void, 0)
5287 ZEND_END_ARG_INFO()
5288 
5289 
5290 #endif /* HAVE_SPL */
5291 
5292 zend_function_entry php_archive_methods[] = {
5293 #if !HAVE_SPL
5294 	PHP_ME(Phar, __construct,           arginfo_phar___construct,  ZEND_ACC_PRIVATE)
5295 #else
5296 	PHP_ME(Phar, __construct,           arginfo_phar___construct,  ZEND_ACC_PUBLIC)
5297 	PHP_ME(Phar, __destruct,            arginfo_phar__void,        ZEND_ACC_PUBLIC)
5298 	PHP_ME(Phar, addEmptyDir,           arginfo_phar_emptydir,     ZEND_ACC_PUBLIC)
5299 	PHP_ME(Phar, addFile,               arginfo_phar_addfile,      ZEND_ACC_PUBLIC)
5300 	PHP_ME(Phar, addFromString,         arginfo_phar_fromstring,   ZEND_ACC_PUBLIC)
5301 	PHP_ME(Phar, buildFromDirectory,    arginfo_phar_fromdir,      ZEND_ACC_PUBLIC)
5302 	PHP_ME(Phar, buildFromIterator,     arginfo_phar_build,        ZEND_ACC_PUBLIC)
5303 	PHP_ME(Phar, compressFiles,         arginfo_phar_comp,         ZEND_ACC_PUBLIC)
5304 	PHP_ME(Phar, decompressFiles,       arginfo_phar__void,        ZEND_ACC_PUBLIC)
5305 	PHP_ME(Phar, compress,              arginfo_phar_comps,        ZEND_ACC_PUBLIC)
5306 	PHP_ME(Phar, decompress,            arginfo_phar_decomp,       ZEND_ACC_PUBLIC)
5307 	PHP_ME(Phar, convertToExecutable,   arginfo_phar_conv,         ZEND_ACC_PUBLIC)
5308 	PHP_ME(Phar, convertToData,         arginfo_phar_conv,         ZEND_ACC_PUBLIC)
5309 	PHP_ME(Phar, copy,                  arginfo_phar_copy,         ZEND_ACC_PUBLIC)
5310 	PHP_ME(Phar, count,                 arginfo_phar__void,        ZEND_ACC_PUBLIC)
5311 	PHP_ME(Phar, delete,                arginfo_phar_delete,       ZEND_ACC_PUBLIC)
5312 	PHP_ME(Phar, delMetadata,           arginfo_phar__void,        ZEND_ACC_PUBLIC)
5313 	PHP_ME(Phar, extractTo,             arginfo_phar_extract,      ZEND_ACC_PUBLIC)
5314 	PHP_ME(Phar, getAlias,              arginfo_phar__void,        ZEND_ACC_PUBLIC)
5315 	PHP_ME(Phar, getPath,               arginfo_phar__void,        ZEND_ACC_PUBLIC)
5316 	PHP_ME(Phar, getMetadata,           arginfo_phar__void,        ZEND_ACC_PUBLIC)
5317 	PHP_ME(Phar, getModified,           arginfo_phar__void,        ZEND_ACC_PUBLIC)
5318 	PHP_ME(Phar, getSignature,          arginfo_phar__void,        ZEND_ACC_PUBLIC)
5319 	PHP_ME(Phar, getStub,               arginfo_phar__void,        ZEND_ACC_PUBLIC)
5320 	PHP_ME(Phar, getVersion,            arginfo_phar__void,        ZEND_ACC_PUBLIC)
5321 	PHP_ME(Phar, hasMetadata,           arginfo_phar__void,        ZEND_ACC_PUBLIC)
5322 	PHP_ME(Phar, isBuffering,           arginfo_phar__void,        ZEND_ACC_PUBLIC)
5323 	PHP_ME(Phar, isCompressed,          arginfo_phar__void,        ZEND_ACC_PUBLIC)
5324 	PHP_ME(Phar, isFileFormat,          arginfo_phar_isff,         ZEND_ACC_PUBLIC)
5325 	PHP_ME(Phar, isWritable,            arginfo_phar__void,        ZEND_ACC_PUBLIC)
5326 	PHP_ME(Phar, offsetExists,          arginfo_phar_offsetExists, ZEND_ACC_PUBLIC)
5327 	PHP_ME(Phar, offsetGet,             arginfo_phar_offsetExists, ZEND_ACC_PUBLIC)
5328 	PHP_ME(Phar, offsetSet,             arginfo_phar_offsetSet,    ZEND_ACC_PUBLIC)
5329 	PHP_ME(Phar, offsetUnset,           arginfo_phar_offsetExists, ZEND_ACC_PUBLIC)
5330 	PHP_ME(Phar, setAlias,              arginfo_phar_setAlias,     ZEND_ACC_PUBLIC)
5331 	PHP_ME(Phar, setDefaultStub,        arginfo_phar_createDS,     ZEND_ACC_PUBLIC)
5332 	PHP_ME(Phar, setMetadata,           arginfo_phar_setMetadata,  ZEND_ACC_PUBLIC)
5333 	PHP_ME(Phar, setSignatureAlgorithm, arginfo_phar_setSigAlgo,   ZEND_ACC_PUBLIC)
5334 	PHP_ME(Phar, setStub,               arginfo_phar_setStub,      ZEND_ACC_PUBLIC)
5335 	PHP_ME(Phar, startBuffering,        arginfo_phar__void,        ZEND_ACC_PUBLIC)
5336 	PHP_ME(Phar, stopBuffering,         arginfo_phar__void,        ZEND_ACC_PUBLIC)
5337 #endif
5338 	/* static member functions */
5339 	PHP_ME(Phar, apiVersion,            arginfo_phar__void,        ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5340 	PHP_ME(Phar, canCompress,           arginfo_phar_cancompress,  ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5341 	PHP_ME(Phar, canWrite,              arginfo_phar__void,        ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5342 	PHP_ME(Phar, createDefaultStub,     arginfo_phar_createDS,     ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5343 	PHP_ME(Phar, getSupportedCompression,arginfo_phar__void,       ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5344 	PHP_ME(Phar, getSupportedSignatures,arginfo_phar__void,        ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5345 	PHP_ME(Phar, interceptFileFuncs,    arginfo_phar__void,        ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5346 	PHP_ME(Phar, isValidPharFilename,   arginfo_phar_isvalidpharfilename, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5347 	PHP_ME(Phar, loadPhar,              arginfo_phar_loadPhar,     ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5348 	PHP_ME(Phar, mapPhar,               arginfo_phar_mapPhar,      ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5349 	PHP_ME(Phar, running,               arginfo_phar_running,      ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5350 	PHP_ME(Phar, mount,                 arginfo_phar_mount,        ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5351 	PHP_ME(Phar, mungServer,            arginfo_phar_mungServer,   ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5352 	PHP_ME(Phar, unlinkArchive,         arginfo_phar_ua,           ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5353 	PHP_ME(Phar, webPhar,               arginfo_phar_webPhar,      ZEND_ACC_PUBLIC|ZEND_ACC_STATIC|ZEND_ACC_FINAL)
5354 	PHP_FE_END
5355 };
5356 
5357 #if HAVE_SPL
5358 PHAR_ARG_INFO
5359 ZEND_BEGIN_ARG_INFO_EX(arginfo_entry___construct, 0, 0, 1)
5360 	ZEND_ARG_INFO(0, filename)
5361 ZEND_END_ARG_INFO()
5362 
5363 PHAR_ARG_INFO
5364 ZEND_BEGIN_ARG_INFO_EX(arginfo_entry_chmod, 0, 0, 1)
5365 	ZEND_ARG_INFO(0, perms)
5366 ZEND_END_ARG_INFO()
5367 
5368 zend_function_entry php_entry_methods[] = {
5369 	PHP_ME(PharFileInfo, __construct,        arginfo_entry___construct,  ZEND_ACC_PUBLIC)
5370 	PHP_ME(PharFileInfo, __destruct,         arginfo_phar__void,         ZEND_ACC_PUBLIC)
5371 	PHP_ME(PharFileInfo, chmod,              arginfo_entry_chmod,        ZEND_ACC_PUBLIC)
5372 	PHP_ME(PharFileInfo, compress,           arginfo_phar_comp,          ZEND_ACC_PUBLIC)
5373 	PHP_ME(PharFileInfo, decompress,         arginfo_phar__void,         ZEND_ACC_PUBLIC)
5374 	PHP_ME(PharFileInfo, delMetadata,        arginfo_phar__void,         ZEND_ACC_PUBLIC)
5375 	PHP_ME(PharFileInfo, getCompressedSize,  arginfo_phar__void,         ZEND_ACC_PUBLIC)
5376 	PHP_ME(PharFileInfo, getCRC32,           arginfo_phar__void,         ZEND_ACC_PUBLIC)
5377 	PHP_ME(PharFileInfo, getContent,         arginfo_phar__void,         ZEND_ACC_PUBLIC)
5378 	PHP_ME(PharFileInfo, getMetadata,        arginfo_phar__void,         ZEND_ACC_PUBLIC)
5379 	PHP_ME(PharFileInfo, getPharFlags,       arginfo_phar__void,         ZEND_ACC_PUBLIC)
5380 	PHP_ME(PharFileInfo, hasMetadata,        arginfo_phar__void,         ZEND_ACC_PUBLIC)
5381 	PHP_ME(PharFileInfo, isCompressed,       arginfo_phar_compo,         ZEND_ACC_PUBLIC)
5382 	PHP_ME(PharFileInfo, isCRCChecked,       arginfo_phar__void,         ZEND_ACC_PUBLIC)
5383 	PHP_ME(PharFileInfo, setMetadata,        arginfo_phar_setMetadata,   ZEND_ACC_PUBLIC)
5384 	PHP_FE_END
5385 };
5386 #endif /* HAVE_SPL */
5387 
5388 zend_function_entry phar_exception_methods[] = {
5389 	PHP_FE_END
5390 };
5391 /* }}} */
5392 
5393 #define REGISTER_PHAR_CLASS_CONST_LONG(class_name, const_name, value) \
5394 	zend_declare_class_constant_long(class_name, const_name, sizeof(const_name)-1, (long)value TSRMLS_CC);
5395 
5396 #define phar_exception_get_default() zend_exception_get_default(TSRMLS_C)
5397 
phar_object_init(TSRMLS_D)5398 void phar_object_init(TSRMLS_D) /* {{{ */
5399 {
5400 	zend_class_entry ce;
5401 
5402 	INIT_CLASS_ENTRY(ce, "PharException", phar_exception_methods);
5403 	phar_ce_PharException = zend_register_internal_class_ex(&ce, phar_exception_get_default(), NULL  TSRMLS_CC);
5404 
5405 #if HAVE_SPL
5406 	INIT_CLASS_ENTRY(ce, "Phar", php_archive_methods);
5407 	phar_ce_archive = zend_register_internal_class_ex(&ce, spl_ce_RecursiveDirectoryIterator, NULL  TSRMLS_CC);
5408 
5409 	zend_class_implements(phar_ce_archive TSRMLS_CC, 2, spl_ce_Countable, zend_ce_arrayaccess);
5410 
5411 	INIT_CLASS_ENTRY(ce, "PharData", php_archive_methods);
5412 	phar_ce_data = zend_register_internal_class_ex(&ce, spl_ce_RecursiveDirectoryIterator, NULL  TSRMLS_CC);
5413 
5414 	zend_class_implements(phar_ce_data TSRMLS_CC, 2, spl_ce_Countable, zend_ce_arrayaccess);
5415 
5416 	INIT_CLASS_ENTRY(ce, "PharFileInfo", php_entry_methods);
5417 	phar_ce_entry = zend_register_internal_class_ex(&ce, spl_ce_SplFileInfo, NULL  TSRMLS_CC);
5418 #else
5419 	INIT_CLASS_ENTRY(ce, "Phar", php_archive_methods);
5420 	phar_ce_archive = zend_register_internal_class(&ce TSRMLS_CC);
5421 	phar_ce_archive->ce_flags |= ZEND_ACC_FINAL_CLASS;
5422 
5423 	INIT_CLASS_ENTRY(ce, "PharData", php_archive_methods);
5424 	phar_ce_data = zend_register_internal_class(&ce TSRMLS_CC);
5425 	phar_ce_data->ce_flags |= ZEND_ACC_FINAL_CLASS;
5426 #endif
5427 
5428 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "BZ2", PHAR_ENT_COMPRESSED_BZ2)
5429 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "GZ", PHAR_ENT_COMPRESSED_GZ)
5430 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "NONE", PHAR_ENT_COMPRESSED_NONE)
5431 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "PHAR", PHAR_FORMAT_PHAR)
5432 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "TAR", PHAR_FORMAT_TAR)
5433 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "ZIP", PHAR_FORMAT_ZIP)
5434 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "COMPRESSED", PHAR_ENT_COMPRESSION_MASK)
5435 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "PHP", PHAR_MIME_PHP)
5436 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "PHPS", PHAR_MIME_PHPS)
5437 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "MD5", PHAR_SIG_MD5)
5438 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "OPENSSL", PHAR_SIG_OPENSSL)
5439 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "SHA1", PHAR_SIG_SHA1)
5440 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "SHA256", PHAR_SIG_SHA256)
5441 	REGISTER_PHAR_CLASS_CONST_LONG(phar_ce_archive, "SHA512", PHAR_SIG_SHA512)
5442 }
5443 /* }}} */
5444 
5445 /*
5446  * Local variables:
5447  * tab-width: 4
5448  * c-basic-offset: 4
5449  * End:
5450  * vim600: noet sw=4 ts=4 fdm=marker
5451  * vim<600: noet sw=4 ts=4
5452  */
5453