1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 7 |
4 +----------------------------------------------------------------------+
5 | Copyright (c) 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 | Author: Anatol Belski <ab@php.net> |
16 +----------------------------------------------------------------------+
17 */
18
19 /* This file integrates several modified parts from the libuv project, which
20 * is copyrighted to
21 *
22 * Copyright Joyent, Inc. and other Node contributors. All rights reserved.
23 *
24 * Permission is hereby granted, free of charge, to any person obtaining a copy
25 * of this software and associated documentation files (the "Software"), to
26 * deal in the Software without restriction, including without limitation the
27 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
28 * sell copies of the Software, and to permit persons to whom the Software is
29 * furnished to do so, subject to the following conditions:
30 *
31 * The above copyright notice and this permission notice shall be included in
32 * all copies or substantial portions of the Software.
33 *
34 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
35 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
36 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
37 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
38 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
40 * IN THE SOFTWARE.
41 */
42
43 #ifndef PHP_WIN32_IOUTIL_H
44 #define PHP_WIN32_IOUTIL_H
45
46 #include <fcntl.h>
47 #include <sys/types.h>
48 #include <sys/stat.h>
49 #include <io.h>
50 #include <stdio.h>
51 #include <stdlib.h>
52
53 #include "win32/winutil.h"
54 #include "win32/codepage.h"
55
56 #ifdef __cplusplus
57 extern "C" {
58 #endif
59
60 #ifdef PHP_EXPORTS
61 # define PW32IO __declspec(dllexport)
62 #else
63 # define PW32IO __declspec(dllimport)
64 #endif
65
66 #define PHP_WIN32_IOUTIL_MAXPATHLEN 2048
67
68 #if !defined(MAXPATHLEN) || MAXPATHLEN < PHP_WIN32_IOUTIL_MAXPATHLEN
69 # undef MAXPATHLEN
70 # define MAXPATHLEN PHP_WIN32_IOUTIL_MAXPATHLEN
71 #endif
72
73 #ifndef mode_t
74 typedef unsigned short mode_t;
75 #endif
76
77 /* these are not defined in win32 headers */
78 #ifndef W_OK
79 #define W_OK 0x02
80 #endif
81 #ifndef R_OK
82 #define R_OK 0x04
83 #endif
84 #ifndef X_OK
85 #define X_OK 0x01
86 #endif
87 #ifndef F_OK
88 #define F_OK 0x00
89 #endif
90
91 /* from ntifs.h */
92 #ifndef SYMLINK_FLAG_RELATIVE
93 #define SYMLINK_FLAG_RELATIVE 0x01
94 #endif
95
96 typedef struct {
97 DWORD access;
98 DWORD share;
99 DWORD disposition;
100 DWORD attributes;
101 } php_ioutil_open_opts;
102
103 typedef enum {
104 PHP_WIN32_IOUTIL_IS_ASCII,
105 PHP_WIN32_IOUTIL_IS_ANSI,
106 PHP_WIN32_IOUTIL_IS_UTF8
107 } php_win32_ioutil_encoding;
108
109 typedef enum {
110 PHP_WIN32_IOUTIL_NORM_OK,
111 PHP_WIN32_IOUTIL_NORM_PARTIAL,
112 PHP_WIN32_IOUTIL_NORM_FAIL,
113 } php_win32_ioutil_normalization_result;
114
115 #define PHP_WIN32_IOUTIL_FW_SLASHW L'/'
116 #define PHP_WIN32_IOUTIL_FW_SLASH '/'
117 #define PHP_WIN32_IOUTIL_BW_SLASHW L'\\'
118 #define PHP_WIN32_IOUTIL_BW_SLASH '\\'
119 #define PHP_WIN32_IOUTIL_DEFAULT_SLASHW PHP_WIN32_IOUTIL_BW_SLASHW
120 #define PHP_WIN32_IOUTIL_DEFAULT_SLASH PHP_WIN32_IOUTIL_BW_SLASH
121
122 #define PHP_WIN32_IOUTIL_DEFAULT_DIR_SEPARATORW L';'
123 #define PHP_WIN32_IOUTIL_IS_SLASHW(c) ((c) == PHP_WIN32_IOUTIL_BW_SLASHW || (c) == PHP_WIN32_IOUTIL_FW_SLASHW)
124 #define PHP_WIN32_IOUTIL_IS_LETTERW(c) (((c) >= L'a' && (c) <= L'z') || ((c) >= L'A' && (c) <= L'Z'))
125 #define PHP_WIN32_IOUTIL_JUNCTION_PREFIXW L"\\??\\"
126 #define PHP_WIN32_IOUTIL_JUNCTION_PREFIX_LENW 4
127 #define PHP_WIN32_IOUTIL_LONG_PATH_PREFIXW L"\\\\?\\"
128 #define PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW 4
129 #define PHP_WIN32_IOUTIL_UNC_PATH_PREFIXW L"\\\\?\\UNC\\"
130 #define PHP_WIN32_IOUTIL_UNC_PATH_PREFIX_LENW 8
131
132 #define PHP_WIN32_IOUTIL_IS_LONG_PATHW(pathw, path_lenw) (path_lenw >= PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW \
133 && 0 == wcsncmp((pathw), PHP_WIN32_IOUTIL_LONG_PATH_PREFIXW, PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW))
134 #define PHP_WIN32_IOUTIL_IS_UNC_PATHW(pathw, path_lenw) (path_lenw >= PHP_WIN32_IOUTIL_UNC_PATH_PREFIX_LENW \
135 && 0 == wcsncmp((pathw), PHP_WIN32_IOUTIL_UNC_PATH_PREFIXW, PHP_WIN32_IOUTIL_UNC_PATH_PREFIX_LENW))
136 #define PHP_WIN32_IOUTIL_IS_JUNCTION_PATHW(pathw, path_lenw) (path_lenw >= PHP_WIN32_IOUTIL_JUNCTION_PREFIX_LENW \
137 && 0 == wcsncmp((pathw), PHP_WIN32_IOUTIL_JUNCTION_PREFIXW, PHP_WIN32_IOUTIL_JUNCTION_PREFIX_LENW))
138 #define PHP_WIN32_IOUTIL_IS_ABSOLUTEW(pathw, path_lenw) (PHP_WIN32_IOUTIL_IS_LONG_PATHW(pathw, path_lenw) \
139 || path_lenw >= 3 && PHP_WIN32_IOUTIL_IS_LETTERW(pathw[0]) && L':' == pathw[1] && PHP_WIN32_IOUTIL_IS_SLASHW(pathw[2]))
140 #define PHP_WIN32_IOUTIL_IS_UNC(pathw, path_lenw) (path_lenw >= 2 && PHP_WIN32_IOUTIL_IS_SLASHW(pathw[0]) && PHP_WIN32_IOUTIL_IS_SLASHW(pathw[1]) \
141 || path_lenw >= PHP_WIN32_IOUTIL_UNC_PATH_PREFIX_LENW && 0 == wcsncmp((pathw), PHP_WIN32_IOUTIL_UNC_PATH_PREFIXW, PHP_WIN32_IOUTIL_UNC_PATH_PREFIX_LENW))
142
143 #define PHP_WIN32_IOUTIL_DEFAULT_SHARE_MODE (FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE)
144
145 #define PHP_WIN32_IOUTIL_INIT_W(path) \
146 wchar_t *pathw = php_win32_ioutil_any_to_w(path); \
147
148 #define PHP_WIN32_IOUTIL_CLEANUP_W() do { \
149 free(pathw); \
150 pathw = NULL; \
151 } while (0);
152
153 #define PHP_WIN32_IOUTIL_REINIT_W(path) do { \
154 PHP_WIN32_IOUTIL_CLEANUP_W() \
155 pathw = php_win32_ioutil_any_to_w(path); \
156 } while (0);
157
158 #define PHP_WIN32_IOUTIL_PATH_IS_OK_W(pathw, len) \
159 (!((len) >= 1 && L' ' == pathw[(len)-1] || \
160 (len) > 1 && !PHP_WIN32_IOUTIL_IS_SLASHW(pathw[(len)-2]) && L'.' != pathw[(len)-2] && L'.' == pathw[(len)-1]))
161
162 #define PHP_WIN32_IOUTIL_CHECK_PATH_W(pathw, ret, dealloc) do { \
163 size_t _len = wcslen(pathw); \
164 if (!PHP_WIN32_IOUTIL_PATH_IS_OK_W(pathw, _len)) { \
165 if (dealloc) { \
166 free((void *)pathw); \
167 } \
168 SET_ERRNO_FROM_WIN32_CODE(ERROR_ACCESS_DENIED); \
169 return ret; \
170 } \
171 } while (0);
172
173 PW32IO php_win32_ioutil_normalization_result php_win32_ioutil_normalize_path_w(wchar_t **buf, size_t len, size_t *new_len);
174 #ifdef PHP_EXPORTS
175 /* This symbols are needed only for the DllMain, but should not be exported
176 or be available when used with PHP binaries. */
177 BOOL php_win32_ioutil_init(void);
178 #endif
179
180 /* Keep these functions aliased for case some additional handling
181 is needed later. */
php_win32_ioutil_conv_any_to_w(const char * in,size_t in_len,size_t * out_len)182 __forceinline static wchar_t *php_win32_ioutil_conv_any_to_w(const char* in, size_t in_len, size_t *out_len)
183 {/*{{{*/
184 wchar_t *mb, *ret;
185 size_t mb_len;
186
187 mb = php_win32_cp_conv_any_to_w(in, in_len, &mb_len);
188 if (!mb) {
189 return NULL;
190 }
191
192 /* Only prefix with long if it's needed. */
193 if (mb_len >= _MAX_PATH) {
194 size_t new_mb_len;
195
196 ret = (wchar_t *) malloc((mb_len + PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW + 1) * sizeof(wchar_t));
197 if (!ret) {
198 free(mb);
199 return NULL;
200 }
201
202 if (PHP_WIN32_IOUTIL_NORM_FAIL == php_win32_ioutil_normalize_path_w(&mb, mb_len, &new_mb_len)) {
203 free(ret);
204 free(mb);
205 return NULL;
206 }
207
208 if (new_mb_len > mb_len) {
209 wchar_t *tmp = (wchar_t *) realloc(ret, (new_mb_len + 1) * sizeof(wchar_t));
210 if (!tmp) {
211 free(ret);
212 free(mb);
213 return NULL;
214 }
215 ret = tmp;
216 mb_len = new_mb_len;
217 }
218
219 if (PHP_WIN32_IOUTIL_IS_LONG_PATHW(mb, mb_len) || PHP_WIN32_IOUTIL_IS_JUNCTION_PATHW(mb, mb_len) || PHP_WIN32_IOUTIL_IS_UNC_PATHW(mb, mb_len)) {
220 memmove(ret, mb, mb_len * sizeof(wchar_t));
221 ret[mb_len] = L'\0';
222 } else {
223 wchar_t *src = mb, *dst = ret + PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW;
224 memmove(ret, PHP_WIN32_IOUTIL_LONG_PATH_PREFIXW, PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW * sizeof(wchar_t));
225 while (src < mb + mb_len) {
226 if (*src == PHP_WIN32_IOUTIL_FW_SLASHW) {
227 *dst++ = PHP_WIN32_IOUTIL_DEFAULT_SLASHW;
228 src++;
229 } else {
230 *dst++ = *src++;
231 }
232 }
233 ret[mb_len + PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW] = L'\0';
234
235 mb_len += PHP_WIN32_IOUTIL_LONG_PATH_PREFIX_LENW;
236 }
237
238 free(mb);
239 } else {
240 ret = mb;
241 }
242
243 if (PHP_WIN32_CP_IGNORE_LEN_P != out_len) {
244 *out_len = mb_len;
245 }
246
247 return ret;
248 }/*}}}*/
249 #define php_win32_ioutil_any_to_w(in) php_win32_ioutil_conv_any_to_w(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
250
251 #define php_win32_ioutil_ascii_to_w php_win32_cp_ascii_to_w
252 #define php_win32_ioutil_utf8_to_w php_win32_cp_utf8_to_w
253 #define php_win32_ioutil_cur_to_w php_win32_cp_cur_to_w
254 #define php_win32_ioutil_w_to_any php_win32_cp_w_to_any
255 #define php_win32_ioutil_conv_w_to_any php_win32_cp_conv_w_to_any
256 /*__forceinline static char *php_win32_ioutil_w_to_any(wchar_t* w_source_ptr)
257 {
258 return php_win32_cp_w_to_any(w_source_ptr);
259 }*/
260 #define php_win32_ioutil_w_to_utf8 php_win32_cp_w_to_utf8
261 #define php_win32_ioutil_w_to_thread php_win32_cp_w_to_thread
262
263 PW32IO int php_win32_ioutil_close(int fd);
264 PW32IO BOOL php_win32_ioutil_posix_to_open_opts(int flags, mode_t mode, php_ioutil_open_opts *opts);
265 PW32IO size_t php_win32_ioutil_dirname(char *buf, size_t len);
266
267 PW32IO int php_win32_ioutil_open_w(const wchar_t *path, int flags, ...);
268 PW32IO int php_win32_ioutil_chdir_w(const wchar_t *path);
269 PW32IO int php_win32_ioutil_rename_w(const wchar_t *oldname, const wchar_t *newname);
270 PW32IO wchar_t *php_win32_ioutil_getcwd_w(wchar_t *buf, size_t len);
271 PW32IO int php_win32_ioutil_unlink_w(const wchar_t *path);
272 PW32IO int php_win32_ioutil_access_w(const wchar_t *path, mode_t mode);
273 PW32IO int php_win32_ioutil_mkdir_w(const wchar_t *path, mode_t mode);
274 PW32IO FILE *php_win32_ioutil_fopen_w(const wchar_t *path, const wchar_t *mode);
275 PW32IO wchar_t *php_win32_ioutil_realpath_w(const wchar_t *path, wchar_t *resolved);
276 PW32IO wchar_t *php_win32_ioutil_realpath_w_ex0(const wchar_t *path, wchar_t *resolved, PBY_HANDLE_FILE_INFORMATION info);
277 PW32IO int php_win32_ioutil_symlink_w(const wchar_t *target, const wchar_t *link);
278 PW32IO int php_win32_ioutil_link_w(const wchar_t *target, const wchar_t *link);
279
php_win32_ioutil_access(const char * path,mode_t mode)280 __forceinline static int php_win32_ioutil_access(const char *path, mode_t mode)
281 {/*{{{*/
282 PHP_WIN32_IOUTIL_INIT_W(path)
283 int ret, err;
284
285 if (!pathw) {
286 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
287 return -1;
288 }
289
290 PHP_WIN32_IOUTIL_CHECK_PATH_W(pathw, -1, 1)
291
292 ret = php_win32_ioutil_access_w(pathw, mode);
293 if (0 > ret) {
294 err = GetLastError();
295 }
296 PHP_WIN32_IOUTIL_CLEANUP_W()
297
298 if (0 > ret) {
299 SET_ERRNO_FROM_WIN32_CODE(err);
300 }
301
302 return ret;
303 }/*}}}*/
304
php_win32_ioutil_open(const char * path,int flags,...)305 __forceinline static int php_win32_ioutil_open(const char *path, int flags, ...)
306 {/*{{{*/
307 mode_t mode = 0;
308 PHP_WIN32_IOUTIL_INIT_W(path)
309 int ret = -1;
310 DWORD err;
311
312 if (!pathw) {
313 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
314 return -1;
315 }
316
317 PHP_WIN32_IOUTIL_CHECK_PATH_W(pathw, -1, 1)
318
319 if (flags & O_CREAT) {
320 va_list arg;
321
322 va_start(arg, flags);
323 mode = (mode_t) va_arg(arg, int);
324 va_end(arg);
325 }
326
327 ret = php_win32_ioutil_open_w(pathw, flags, mode);
328 if (0 > ret) {
329 err = GetLastError();
330 }
331 PHP_WIN32_IOUTIL_CLEANUP_W()
332
333 if (0 > ret) {
334 SET_ERRNO_FROM_WIN32_CODE(err);
335 }
336
337 return ret;
338 }/*}}}*/
339
php_win32_ioutil_unlink(const char * path)340 __forceinline static int php_win32_ioutil_unlink(const char *path)
341 {/*{{{*/
342 PHP_WIN32_IOUTIL_INIT_W(path)
343 int ret = -1;
344 DWORD err;
345
346 if (!pathw) {
347 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
348 return -1;
349 }
350
351 ret = php_win32_ioutil_unlink_w(pathw);
352 if (0 > ret) {
353 err = GetLastError();
354 }
355 PHP_WIN32_IOUTIL_CLEANUP_W()
356
357 if (0 > ret) {
358 SET_ERRNO_FROM_WIN32_CODE(err);
359 }
360
361 return ret;
362 }/*}}}*/
363
php_win32_ioutil_rmdir(const char * path)364 __forceinline static int php_win32_ioutil_rmdir(const char *path)
365 {/*{{{*/
366 PHP_WIN32_IOUTIL_INIT_W(path)
367 int ret = 0;
368 DWORD err = 0;
369
370 if (!pathw) {
371 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
372 return -1;
373 }
374
375 PHP_WIN32_IOUTIL_CHECK_PATH_W(pathw, -1, 1)
376
377 if (!RemoveDirectoryW(pathw)) {
378 err = GetLastError();
379 ret = -1;
380 }
381
382 PHP_WIN32_IOUTIL_CLEANUP_W()
383
384 if (0 > ret) {
385 SET_ERRNO_FROM_WIN32_CODE(err);
386 }
387
388 return ret;
389 }/*}}}*/
390
php_win32_ioutil_fopen(const char * patha,const char * modea)391 __forceinline static FILE *php_win32_ioutil_fopen(const char *patha, const char *modea)
392 {/*{{{*/
393 FILE *ret;
394 wchar_t modew[16] = {0};
395 int i = 0;
396
397 PHP_WIN32_IOUTIL_INIT_W(patha)
398 if (!pathw) {
399 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
400 return NULL;
401 }
402
403 PHP_WIN32_IOUTIL_CHECK_PATH_W(pathw, NULL, 1)
404
405 while (i < (sizeof(modew)-1)/sizeof(wchar_t) && modea[i]) {
406 modew[i] = (wchar_t)modea[i];
407 i++;
408 }
409
410 ret = php_win32_ioutil_fopen_w(pathw, modew);
411 if (!ret) {
412 int err = GetLastError();
413 PHP_WIN32_IOUTIL_CLEANUP_W()
414 SET_ERRNO_FROM_WIN32_CODE(err);
415 return NULL;
416 }
417
418 PHP_WIN32_IOUTIL_CLEANUP_W()
419
420 return ret;
421 }/*}}}*/
422
php_win32_ioutil_rename(const char * oldnamea,const char * newnamea)423 __forceinline static int php_win32_ioutil_rename(const char *oldnamea, const char *newnamea)
424 {/*{{{*/
425 wchar_t *oldnamew;
426 wchar_t *newnamew;
427 int ret;
428 DWORD err = 0;
429
430 oldnamew = php_win32_ioutil_any_to_w(oldnamea);
431 if (!oldnamew) {
432 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
433 return -1;
434 }
435 PHP_WIN32_IOUTIL_CHECK_PATH_W(oldnamew, -1, 1)
436
437 newnamew = php_win32_ioutil_any_to_w(newnamea);
438 if (!newnamew) {
439 free(oldnamew);
440 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
441 return -1;
442 } else {
443 size_t newnamew_len = wcslen(newnamew);
444 if (!PHP_WIN32_IOUTIL_PATH_IS_OK_W(newnamew, newnamew_len)) {
445 free(oldnamew);
446 free(newnamew);
447 SET_ERRNO_FROM_WIN32_CODE(ERROR_ACCESS_DENIED);
448 return -1;
449 }
450 }
451
452 ret = php_win32_ioutil_rename_w(oldnamew, newnamew);
453 if (0 > ret) {
454 err = GetLastError();
455 }
456
457 free(oldnamew);
458 free(newnamew);
459
460 if (0 > ret) {
461 SET_ERRNO_FROM_WIN32_CODE(err);
462 }
463
464 return ret;
465 }/*}}}*/
466
php_win32_ioutil_chdir(const char * patha)467 __forceinline static int php_win32_ioutil_chdir(const char *patha)
468 {/*{{{*/
469 int ret;
470 wchar_t *pathw = php_win32_ioutil_any_to_w(patha);
471 DWORD err = 0;
472
473 if (!pathw) {
474 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
475 return -1;
476 }
477
478 ret = php_win32_ioutil_chdir_w(pathw);
479 if (0 > ret) {
480 err = GetLastError();
481 }
482
483 free(pathw);
484
485 if (0 > ret) {
486 SET_ERRNO_FROM_WIN32_CODE(err);
487 }
488
489 return ret;
490 }/*}}}*/
491
php_win32_ioutil_getcwd(char * buf,size_t len)492 __forceinline static char *php_win32_ioutil_getcwd(char *buf, size_t len)
493 {/*{{{*/
494 wchar_t tmp_bufw[PHP_WIN32_IOUTIL_MAXPATHLEN];
495 char *tmp_bufa = NULL;
496 size_t tmp_bufa_len;
497 DWORD err = 0;
498
499 if (php_win32_ioutil_getcwd_w(tmp_bufw, len ? len : PHP_WIN32_IOUTIL_MAXPATHLEN) == NULL) {
500 err = GetLastError();
501 SET_ERRNO_FROM_WIN32_CODE(err);
502 return NULL;
503 }
504
505 tmp_bufa = php_win32_cp_conv_w_to_any(tmp_bufw, wcslen(tmp_bufw), &tmp_bufa_len);
506 if (!tmp_bufa) {
507 err = GetLastError();
508 SET_ERRNO_FROM_WIN32_CODE(err);
509 return NULL;
510 } else if (tmp_bufa_len + 1 > PHP_WIN32_IOUTIL_MAXPATHLEN) {
511 free(tmp_bufa);
512 SET_ERRNO_FROM_WIN32_CODE(ERROR_BAD_LENGTH);
513 return NULL;
514 } else if (tmp_bufa_len + 1 > len) {
515 free(tmp_bufa);
516 SET_ERRNO_FROM_WIN32_CODE(ERROR_INSUFFICIENT_BUFFER);
517 return NULL;
518 }
519
520 if (!buf && !len) {
521 /* If buf was NULL, the result has to be freed outside here. */
522 buf = tmp_bufa;
523 } else {
524 memmove(buf, tmp_bufa, tmp_bufa_len + 1);
525 free(tmp_bufa);
526 }
527
528 return buf;
529 }/*}}}*/
530
531 /* TODO improve with usage of native APIs, split for _a and _w. */
php_win32_ioutil_chmod(const char * patha,int mode)532 __forceinline static int php_win32_ioutil_chmod(const char *patha, int mode)
533 {/*{{{*/
534 wchar_t *pathw = php_win32_ioutil_any_to_w(patha);
535 int err = 0;
536 int ret;
537
538 if (!pathw) {
539 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
540 return -1;
541 }
542
543 PHP_WIN32_IOUTIL_CHECK_PATH_W(pathw, -1, 1)
544
545 ret = _wchmod(pathw, mode);
546 if (0 > ret) {
547 _get_errno(&err);
548 }
549
550 free(pathw);
551
552 if (0 > ret) {
553 _set_errno(err);
554 }
555
556 return ret;
557 }/*}}}*/
558
php_win32_ioutil_mkdir(const char * path,mode_t mode)559 __forceinline static int php_win32_ioutil_mkdir(const char *path, mode_t mode)
560 {/*{{{*/
561 int ret;
562 DWORD err = 0;
563
564 PHP_WIN32_IOUTIL_INIT_W(path)
565 if (!pathw) {
566 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
567 return -1;
568 }
569
570 ret = php_win32_ioutil_mkdir_w(pathw, mode);
571 if (0 > ret) {
572 err = GetLastError();
573 }
574
575 PHP_WIN32_IOUTIL_CLEANUP_W()
576
577 if (0 > ret) {
578 SET_ERRNO_FROM_WIN32_CODE(err);
579 }
580
581 return ret;
582 }/*}}}*/
583
php_win32_ioutil_symlink(const char * target,const char * link)584 __forceinline static int php_win32_ioutil_symlink(const char *target, const char *link)
585 {/*{{{*/
586 wchar_t *targetw, *linkw;
587 int ret;
588
589 targetw = php_win32_ioutil_any_to_w(target);
590 if (!targetw) {
591 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
592 return -1;
593 }
594
595 linkw = php_win32_ioutil_any_to_w(link);
596 if (!linkw) {
597 free(targetw);
598 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
599 return -1;
600 }
601
602 ret = php_win32_ioutil_symlink_w(targetw, linkw);
603
604 free(targetw);
605 free(linkw);
606
607 return ret;
608 }/*}}}*/
609
php_win32_ioutil_link(const char * target,const char * link)610 __forceinline static int php_win32_ioutil_link(const char *target, const char *link)
611 {/*{{{*/
612 wchar_t *targetw, *linkw;
613 int ret;
614
615 targetw = php_win32_ioutil_any_to_w(target);
616 if (!targetw) {
617 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
618 return -1;
619 }
620 linkw = php_win32_ioutil_any_to_w(link);
621 if (!linkw) {
622 free(targetw);
623 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
624 return -1;
625 }
626
627 ret = php_win32_ioutil_link_w(targetw, linkw);
628
629 free(targetw);
630 free(linkw);
631
632 return ret;
633 }/*}}}*/
634
635 #define HAVE_REALPATH 1
636 PW32IO char *realpath(const char *path, char *resolved);
637
php_win32_ioutil_realpath_ex0(const char * path,char * resolved,PBY_HANDLE_FILE_INFORMATION info)638 __forceinline static char *php_win32_ioutil_realpath_ex0(const char *path, char *resolved, PBY_HANDLE_FILE_INFORMATION info)
639 {/*{{{*/
640 wchar_t retw[PHP_WIN32_IOUTIL_MAXPATHLEN];
641 char *reta;
642 size_t reta_len;
643
644 PHP_WIN32_IOUTIL_INIT_W(path)
645 if (!pathw) {
646 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
647 return NULL;
648 }
649
650 if (NULL == php_win32_ioutil_realpath_w_ex0(pathw, retw, info)) {
651 DWORD err = GetLastError();
652 PHP_WIN32_IOUTIL_CLEANUP_W()
653 SET_ERRNO_FROM_WIN32_CODE(err);
654 return NULL;
655 }
656
657 reta = php_win32_cp_conv_w_to_any(retw, PHP_WIN32_CP_IGNORE_LEN, &reta_len);
658 if (!reta || reta_len > PHP_WIN32_IOUTIL_MAXPATHLEN) {
659 DWORD err = GetLastError();
660 PHP_WIN32_IOUTIL_CLEANUP_W()
661 SET_ERRNO_FROM_WIN32_CODE(err);
662 return NULL;
663 }
664
665 if (NULL == resolved) {
666 /* ret is expected to be either NULL or a buffer of capable size. */
667 resolved = (char *) malloc(reta_len + 1);
668 if (!resolved) {
669 free(reta);
670 PHP_WIN32_IOUTIL_CLEANUP_W()
671 SET_ERRNO_FROM_WIN32_CODE(ERROR_NOT_ENOUGH_MEMORY);
672 return NULL;
673 }
674 }
675 memmove(resolved, reta, reta_len+1);
676
677 PHP_WIN32_IOUTIL_CLEANUP_W()
678 free(reta);
679
680 return resolved;
681 }/*}}}*/
682
php_win32_ioutil_realpath(const char * path,char * resolved)683 __forceinline static char *php_win32_ioutil_realpath(const char *path, char *resolved)
684 {/*{{{*/
685 return php_win32_ioutil_realpath_ex0(path, resolved, NULL);
686 }/*}}}*/
687
688 #include <sys/stat.h>
689 #if _WIN64
690 typedef unsigned __int64 php_win32_ioutil_dev_t;
691 typedef unsigned __int64 php_win32_ioutil_ino_t;
692 typedef __time64_t php_win32_ioutil_time_t;
693 typedef __int64 php_win32_ioutil_size_t;
694 #else
695 typedef unsigned __int32 php_win32_ioutil_dev_t;
696 typedef unsigned __int32 php_win32_ioutil_ino_t;
697 typedef __time32_t php_win32_ioutil_time_t;
698 typedef __int32 php_win32_ioutil_size_t;
699 #endif
700 typedef struct {
701 php_win32_ioutil_dev_t st_dev;
702 php_win32_ioutil_ino_t st_ino;
703 unsigned __int32 st_mode;
704 unsigned __int32 st_nlink;
705 unsigned short st_uid;
706 unsigned short st_gid;
707 php_win32_ioutil_dev_t st_rdev;
708 php_win32_ioutil_size_t st_size;
709 #if 0
710 __int32 st_blksize;
711 __int32 st_blocks;
712 #endif
713 php_win32_ioutil_time_t st_atime;
714 php_win32_ioutil_time_t st_mtime;
715 php_win32_ioutil_time_t st_ctime;
716 } php_win32_ioutil_stat_t;
717
718 typedef struct {
719 unsigned long ReparseTag;
720 unsigned short ReparseDataLength;
721 unsigned short Reserved;
722 union {
723 struct {
724 unsigned short SubstituteNameOffset;
725 unsigned short SubstituteNameLength;
726 unsigned short PrintNameOffset;
727 unsigned short PrintNameLength;
728 unsigned long Flags;
729 wchar_t ReparseTarget[1];
730 } SymbolicLinkReparseBuffer;
731 struct {
732 unsigned short SubstituteNameOffset;
733 unsigned short SubstituteNameLength;
734 unsigned short PrintNameOffset;
735 unsigned short PrintNameLength;
736 wchar_t ReparseTarget[1];
737 } MountPointReparseBuffer;
738 struct {
739 unsigned char ReparseTarget[1];
740 } GenericReparseBuffer;
741 };
742 } PHP_WIN32_IOUTIL_REPARSE_DATA_BUFFER, *PHP_WIN32_IOUTIL_PREPARSE_DATA_BUFFER;
743
744 PW32IO int php_win32_ioutil_stat_ex_w(const wchar_t *path, size_t path_len, php_win32_ioutil_stat_t *buf, int lstat);
745 PW32IO int php_win32_ioutil_fstat(int fd, php_win32_ioutil_stat_t *buf);
746
php_win32_ioutil_stat_ex(const char * path,php_win32_ioutil_stat_t * buf,int lstat)747 __forceinline static int php_win32_ioutil_stat_ex(const char *path, php_win32_ioutil_stat_t *buf, int lstat)
748 {/*{{{*/
749 size_t pathw_len;
750 wchar_t *pathw = php_win32_ioutil_conv_any_to_w(path, PHP_WIN32_CP_IGNORE_LEN, &pathw_len);
751 int ret;
752
753 if (!pathw) {
754 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
755 return -1;
756 }
757
758 ret = php_win32_ioutil_stat_ex_w(pathw, pathw_len, buf, lstat);
759
760 free(pathw);
761
762 return ret;
763 }/*}}}*/
764 #define php_win32_ioutil_stat(path, buf) php_win32_ioutil_stat_ex(path, buf, 0)
765 #define php_win32_ioutil_lstat(path, buf) php_win32_ioutil_stat_ex(path, buf, 1)
766
767 PW32IO ssize_t php_win32_ioutil_readlink_w(const wchar_t *path, wchar_t *buf, size_t buf_len);
768
php_win32_ioutil_readlink(const char * path,char * buf,size_t buf_len)769 __forceinline static ssize_t php_win32_ioutil_readlink(const char *path, char *buf, size_t buf_len)
770 {/*{{{*/
771 size_t pathw_len, ret_buf_len;
772 wchar_t *pathw = php_win32_ioutil_conv_any_to_w(path, PHP_WIN32_CP_IGNORE_LEN, &pathw_len);
773 wchar_t retw[PHP_WIN32_IOUTIL_MAXPATHLEN];
774 char *ret_buf;
775 ssize_t ret;
776
777 if (!pathw) {
778 SET_ERRNO_FROM_WIN32_CODE(ERROR_INVALID_PARAMETER);
779 return -1;
780 }
781
782 ret = php_win32_ioutil_readlink_w(pathw, retw, sizeof(retw)-1);
783 if (ret < 0) {
784 DWORD _err = GetLastError();
785 free(pathw);
786 SET_ERRNO_FROM_WIN32_CODE(_err);
787 return ret;
788 }
789
790 ret_buf = php_win32_ioutil_conv_w_to_any(retw, ret, &ret_buf_len);
791 if (!ret_buf || ret_buf_len >= buf_len || ret_buf_len >= MAXPATHLEN) {
792 free(ret_buf);
793 free(pathw);
794 SET_ERRNO_FROM_WIN32_CODE(ERROR_BAD_PATHNAME);
795 return -1;
796 }
797 memcpy(buf, ret_buf, ret_buf_len + 1);
798
799 free(ret_buf);
800 free(pathw);
801
802 return ret_buf_len;
803 }/*}}}*/
804
805 #ifdef __cplusplus
806 }
807 #endif
808
809 #endif /* PHP_WIN32_IOUTIL_H */
810