xref: /PHP-5.6/sapi/embed/php_embed.c (revision 49493a2d)
1 /*
2    +----------------------------------------------------------------------+
3    | PHP Version 5                                                        |
4    +----------------------------------------------------------------------+
5    | Copyright (c) 1997-2016 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: Edin Kadribasic <edink@php.net>                              |
16    +----------------------------------------------------------------------+
17 */
18 /* $Id$ */
19 
20 #include "php_embed.h"
21 #include "ext/standard/php_standard.h"
22 
23 #ifdef PHP_WIN32
24 #include <io.h>
25 #include <fcntl.h>
26 #endif
27 
28 const char HARDCODED_INI[] =
29 	"html_errors=0\n"
30 	"register_argc_argv=1\n"
31 	"implicit_flush=1\n"
32 	"output_buffering=0\n"
33 	"max_execution_time=0\n"
34 	"max_input_time=-1\n\0";
35 
php_embed_read_cookies(TSRMLS_D)36 static char* php_embed_read_cookies(TSRMLS_D)
37 {
38 	return NULL;
39 }
40 
php_embed_deactivate(TSRMLS_D)41 static int php_embed_deactivate(TSRMLS_D)
42 {
43 	fflush(stdout);
44 	return SUCCESS;
45 }
46 
php_embed_single_write(const char * str,uint str_length)47 static inline size_t php_embed_single_write(const char *str, uint str_length)
48 {
49 #ifdef PHP_WRITE_STDOUT
50 	long ret;
51 
52 	ret = write(STDOUT_FILENO, str, str_length);
53 	if (ret <= 0) return 0;
54 	return ret;
55 #else
56 	size_t ret;
57 
58 	ret = fwrite(str, 1, MIN(str_length, 16384), stdout);
59 	return ret;
60 #endif
61 }
62 
63 
php_embed_ub_write(const char * str,uint str_length TSRMLS_DC)64 static int php_embed_ub_write(const char *str, uint str_length TSRMLS_DC)
65 {
66 	const char *ptr = str;
67 	uint remaining = str_length;
68 	size_t ret;
69 
70 	while (remaining > 0) {
71 		ret = php_embed_single_write(ptr, remaining);
72 		if (!ret) {
73 			php_handle_aborted_connection();
74 		}
75 		ptr += ret;
76 		remaining -= ret;
77 	}
78 
79 	return str_length;
80 }
81 
php_embed_flush(void * server_context)82 static void php_embed_flush(void *server_context)
83 {
84 	if (fflush(stdout)==EOF) {
85 		php_handle_aborted_connection();
86 	}
87 }
88 
php_embed_send_header(sapi_header_struct * sapi_header,void * server_context TSRMLS_DC)89 static void php_embed_send_header(sapi_header_struct *sapi_header, void *server_context TSRMLS_DC)
90 {
91 }
92 
php_embed_log_message(char * message TSRMLS_DC)93 static void php_embed_log_message(char *message TSRMLS_DC)
94 {
95 	fprintf (stderr, "%s\n", message);
96 }
97 
php_embed_register_variables(zval * track_vars_array TSRMLS_DC)98 static void php_embed_register_variables(zval *track_vars_array TSRMLS_DC)
99 {
100 	php_import_environment_variables(track_vars_array TSRMLS_CC);
101 }
102 
php_embed_startup(sapi_module_struct * sapi_module)103 static int php_embed_startup(sapi_module_struct *sapi_module)
104 {
105 	if (php_module_startup(sapi_module, NULL, 0)==FAILURE) {
106 		return FAILURE;
107 	}
108 	return SUCCESS;
109 }
110 
111 extern EMBED_SAPI_API sapi_module_struct php_embed_module = {
112 	"embed",                       /* name */
113 	"PHP Embedded Library",        /* pretty name */
114 
115 	php_embed_startup,              /* startup */
116 	php_module_shutdown_wrapper,   /* shutdown */
117 
118 	NULL,                          /* activate */
119 	php_embed_deactivate,           /* deactivate */
120 
121 	php_embed_ub_write,             /* unbuffered write */
122 	php_embed_flush,                /* flush */
123 	NULL,                          /* get uid */
124 	NULL,                          /* getenv */
125 
126 	php_error,                     /* error handler */
127 
128 	NULL,                          /* header handler */
129 	NULL,                          /* send headers handler */
130 	php_embed_send_header,          /* send header handler */
131 
132 	NULL,                          /* read POST data */
133 	php_embed_read_cookies,         /* read Cookies */
134 
135 	php_embed_register_variables,   /* register server variables */
136 	php_embed_log_message,          /* Log message */
137 	NULL,							/* Get request time */
138 	NULL,							/* Child terminate */
139 
140 	STANDARD_SAPI_MODULE_PROPERTIES
141 };
142 /* }}} */
143 
144 /* {{{ arginfo ext/standard/dl.c */
145 ZEND_BEGIN_ARG_INFO(arginfo_dl, 0)
146 	ZEND_ARG_INFO(0, extension_filename)
147 ZEND_END_ARG_INFO()
148 /* }}} */
149 
150 static const zend_function_entry additional_functions[] = {
151 	ZEND_FE(dl, arginfo_dl)
152 	{NULL, NULL, NULL}
153 };
154 
php_embed_init(int argc,char ** argv PTSRMLS_DC)155 EMBED_SAPI_API int php_embed_init(int argc, char **argv PTSRMLS_DC)
156 {
157 	zend_llist global_vars;
158 #ifdef ZTS
159 	void ***tsrm_ls = NULL;
160 #endif
161 
162 #ifdef HAVE_SIGNAL_H
163 #if defined(SIGPIPE) && defined(SIG_IGN)
164 	signal(SIGPIPE, SIG_IGN); /* ignore SIGPIPE in standalone mode so
165 								 that sockets created via fsockopen()
166 								 don't kill PHP if the remote site
167 								 closes it.  in apache|apxs mode apache
168 								 does that for us!  thies@thieso.net
169 								 20000419 */
170 #endif
171 #endif
172 
173 #ifdef ZTS
174   tsrm_startup(1, 1, 0, NULL);
175   tsrm_ls = ts_resource(0);
176   *ptsrm_ls = tsrm_ls;
177 #endif
178 
179   sapi_startup(&php_embed_module);
180 
181 #ifdef PHP_WIN32
182   _fmode = _O_BINARY;			/*sets default for file streams to binary */
183   setmode(_fileno(stdin), O_BINARY);		/* make the stdio mode be binary */
184   setmode(_fileno(stdout), O_BINARY);		/* make the stdio mode be binary */
185   setmode(_fileno(stderr), O_BINARY);		/* make the stdio mode be binary */
186 #endif
187 
188   php_embed_module.ini_entries = malloc(sizeof(HARDCODED_INI));
189   memcpy(php_embed_module.ini_entries, HARDCODED_INI, sizeof(HARDCODED_INI));
190 
191   php_embed_module.additional_functions = additional_functions;
192 
193   if (argv) {
194 	php_embed_module.executable_location = argv[0];
195   }
196 
197   if (php_embed_module.startup(&php_embed_module)==FAILURE) {
198 	  return FAILURE;
199   }
200 
201   zend_llist_init(&global_vars, sizeof(char *), NULL, 0);
202 
203   /* Set some Embedded PHP defaults */
204   SG(options) |= SAPI_OPTION_NO_CHDIR;
205   SG(request_info).argc=argc;
206   SG(request_info).argv=argv;
207 
208   if (php_request_startup(TSRMLS_C)==FAILURE) {
209 	  php_module_shutdown(TSRMLS_C);
210 	  return FAILURE;
211   }
212 
213   SG(headers_sent) = 1;
214   SG(request_info).no_headers = 1;
215   php_register_variable("PHP_SELF", "-", NULL TSRMLS_CC);
216 
217   return SUCCESS;
218 }
219 
php_embed_shutdown(TSRMLS_D)220 EMBED_SAPI_API void php_embed_shutdown(TSRMLS_D)
221 {
222 	php_request_shutdown((void *) 0);
223 	php_module_shutdown(TSRMLS_C);
224 	sapi_shutdown();
225 #ifdef ZTS
226     tsrm_shutdown();
227 #endif
228 	if (php_embed_module.ini_entries) {
229 		free(php_embed_module.ini_entries);
230 		php_embed_module.ini_entries = NULL;
231 	}
232 }
233 
234 /*
235  * Local variables:
236  * tab-width: 4
237  * c-basic-offset: 4
238  * End:
239  * vim600: sw=4 ts=4 fdm=marker
240  * vim<600: sw=4 ts=4
241  */
242