git.m6w6.name Git - m6w6/ext-http/blob - http.c

   1 /*
   2    +----------------------------------------------------------------------+
   3    | PECL :: http                                                         |
   4    +----------------------------------------------------------------------+
   5    | This source file is subject to version 3.0 of the PHP license, that  |
   6    | is bundled with this package in the file LICENSE, and is available   |
   7    | through the world-wide-web at http://www.php.net/license/3_0.txt.    |
   8    | If you did not receive a copy of the PHP license and are unable to   |
   9    | obtain it through the world-wide-web, please send a note to          |
  10    | license@php.net so we can mail you a copy immediately.               |
  11    +----------------------------------------------------------------------+
  12    | Copyright (c) 2004-2005 Michael Wallner <mike@php.net>               |
  13    +----------------------------------------------------------------------+
  14 */
  15
  16 /* $Id$ */
  17
  18
  19 #ifdef HAVE_CONFIG_H
  20 #       include "config.h"
  21 #endif
  22
  23 #ifdef HTTP_HAVE_CURL
  24 #       ifdef PHP_WIN32
  25 #               include <winsock2.h>
  26 #       endif
  27 #       include <curl/curl.h>
  28 #endif
  29
  30 #include <ctype.h>
  31
  32 #include "php.h"
  33 #include "php_ini.h"
  34 #include "ext/standard/info.h"
  35
  36 #include "SAPI.h"
  37
  38 #include "php_http.h"
  39 #include "php_http_std_defs.h"
  40 #include "php_http_api.h"
  41 #include "php_http_send_api.h"
  42
  43 #ifdef ZEND_ENGINE_2
  44 #       include "php_http_util_object.h"
  45 #       include "php_http_message_object.h"
  46 #       include "php_http_response_object.h"
  47 #       ifdef HTTP_HAVE_CURL
  48 #               include "php_http_request_object.h"
  49 #       endif
  50 #       include "php_http_exception_object.h"
  51 #endif
  52
  53 #include "phpstr/phpstr.h"
  54
  55 #ifdef HTTP_HAVE_CURL
  56 #ifdef ZEND_ENGINE_2
  57 static
  58 ZEND_BEGIN_ARG_INFO(http_request_info_ref_3, 0)
  59         ZEND_ARG_PASS_INFO(0)
  60         ZEND_ARG_PASS_INFO(0)
  61         ZEND_ARG_PASS_INFO(1)
  62 ZEND_END_ARG_INFO();
  63
  64 static
  65 ZEND_BEGIN_ARG_INFO(http_request_info_ref_4, 0)
  66         ZEND_ARG_PASS_INFO(0)
  67         ZEND_ARG_PASS_INFO(0)
  68         ZEND_ARG_PASS_INFO(0)
  69         ZEND_ARG_PASS_INFO(1)
  70 ZEND_END_ARG_INFO();
  71
  72 static
  73 ZEND_BEGIN_ARG_INFO(http_request_info_ref_5, 0)
  74         ZEND_ARG_PASS_INFO(0)
  75         ZEND_ARG_PASS_INFO(0)
  76         ZEND_ARG_PASS_INFO(0)
  77         ZEND_ARG_PASS_INFO(0)
  78         ZEND_ARG_PASS_INFO(1)
  79 ZEND_END_ARG_INFO();
  80 #else
  81 static unsigned char http_request_info_ref_3[] = {3, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  82 static unsigned char http_request_info_ref_4[] = {4, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  83 static unsigned char http_request_info_ref_5[] = {5, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_NONE, BYREF_FORCE};
  84 #endif /* ZEND_ENGINE_2 */
  85 #endif /* HTTP_HAVE_CURL */
  86
  87 ZEND_DECLARE_MODULE_GLOBALS(http)
  88
  89 #ifdef COMPILE_DL_HTTP
  90 ZEND_GET_MODULE(http)
  91 #endif
  92
  93 /* {{{ http_functions[] */
  94 function_entry http_functions[] = {
  95         PHP_FE(http_test, NULL)
  96         PHP_FE(http_date, NULL)
  97         PHP_FE(http_absolute_uri, NULL)
  98         PHP_FE(http_negotiate_language, NULL)
  99         PHP_FE(http_negotiate_charset, NULL)
 100         PHP_FE(http_redirect, NULL)
 101         PHP_FE(http_send_status, NULL)
 102         PHP_FE(http_send_last_modified, NULL)
 103         PHP_FE(http_send_content_type, NULL)
 104         PHP_FE(http_send_content_disposition, NULL)
 105         PHP_FE(http_match_modified, NULL)
 106         PHP_FE(http_match_etag, NULL)
 107         PHP_FE(http_cache_last_modified, NULL)
 108         PHP_FE(http_cache_etag, NULL)
 109         PHP_FE(http_send_data, NULL)
 110         PHP_FE(http_send_file, NULL)
 111         PHP_FE(http_send_stream, NULL)
 112         PHP_FE(http_chunked_decode, NULL)
 113         PHP_FE(http_split_response, NULL)
 114         PHP_FE(http_parse_headers, NULL)
 115         PHP_FE(http_get_request_headers, NULL)
 116 #ifdef HTTP_HAVE_CURL
 117         PHP_FE(http_get, http_request_info_ref_3)
 118         PHP_FE(http_head, http_request_info_ref_3)
 119         PHP_FE(http_post_data, http_request_info_ref_4)
 120         PHP_FE(http_post_fields, http_request_info_ref_5)
 121         PHP_FE(http_put_file, http_request_info_ref_4)
 122         PHP_FE(http_put_stream, http_request_info_ref_4)
 123 #endif
 124         PHP_FE(http_auth_basic, NULL)
 125         PHP_FE(http_auth_basic_cb, NULL)
 126 #ifndef ZEND_ENGINE_2
 127         PHP_FE(http_build_query, NULL)
 128 #endif
 129         PHP_FE(ob_etaghandler, NULL)
 130         {NULL, NULL, NULL}
 131 };
 132 /* }}} */
 133
 134 /* {{{ http_module_entry */
 135 zend_module_entry http_module_entry = {
 136 #if ZEND_MODULE_API_NO >= 20010901
 137         STANDARD_MODULE_HEADER,
 138 #endif
 139         "http",
 140         http_functions,
 141         PHP_MINIT(http),
 142         PHP_MSHUTDOWN(http),
 143         PHP_RINIT(http),
 144         PHP_RSHUTDOWN(http),
 145         PHP_MINFO(http),
 146 #if ZEND_MODULE_API_NO >= 20010901
 147         HTTP_PEXT_VERSION,
 148 #endif
 149         STANDARD_MODULE_PROPERTIES
 150 };
 151 /* }}} */
 152
 153
 154 static void free_to_free(void *s)
 155 {
 156         efree(*(char **)s);
 157 }
 158
 159 /* {{{ void http_globals_ctor(zend_http_globals *) */
 160 #define http_globals_ctor _http_globals_ctor
 161 static inline void _http_globals_ctor(zend_http_globals *http_globals)
 162 {
 163         http_globals->etag_started = 0;
 164         http_globals->ctype = NULL;
 165         http_globals->etag  = NULL;
 166         http_globals->lmod  = 0;
 167 #ifdef HTTP_HAVE_CURL
 168 #       if LIBCURL_VERSION_NUM < 0x070c00
 169         memset(&http_globals->curlerr, 0, sizeof(http_globals->curlerr));
 170 #       endif
 171         zend_llist_init(&http_globals->to_free, sizeof(char *), free_to_free, 0);
 172 #endif
 173         http_globals->allowed_methods = NULL;
 174         http_globals->cache_log = NULL;
 175 }
 176 /* }}} */
 177
 178 /* {{{ void http_globals_dtor() */
 179 #define http_globals_dtor() _http_globals_dtor(TSRMLS_C)
 180 static inline void _http_globals_dtor(TSRMLS_D)
 181 {
 182         HTTP_G(etag_started) = 0;
 183         HTTP_G(lmod) = 0;
 184
 185         if (HTTP_G(etag)) {
 186                 efree(HTTP_G(etag));
 187                 HTTP_G(etag) = NULL;
 188         }
 189
 190         if (HTTP_G(ctype)) {
 191                 efree(HTTP_G(ctype));
 192                 HTTP_G(ctype) = NULL;
 193         }
 194
 195 #ifdef HTTP_HAVE_CURL
 196 #       if LIBCURL_VERSION_NUM < 0x070c00
 197         memset(&HTTP_G(curlerr), 0, sizeof(HTTP_G(curlerr)));
 198 #       endif
 199 #endif
 200
 201 }
 202 /* }}} */
 203
 204 /* {{{ static inline void http_check_allowed_methods(char *, int) */
 205 #define http_check_allowed_methods(m, l) _http_check_allowed_methods((m), (l) TSRMLS_CC)
 206 static inline void _http_check_allowed_methods(char *methods, int length TSRMLS_DC)
 207 {
 208         if (length && SG(request_info).request_method) {
 209                 if (SUCCESS != http_check_method_ex(SG(request_info).request_method, methods)) {
 210                         char *header = emalloc(length + sizeof("Allow: "));
 211                         sprintf(header, "Allow: %s", methods);
 212                         http_exit(405, header);
 213                 }
 214         }
 215 }
 216 /* }}} */
 217
 218 /* {{{ PHP_INI */
 219 PHP_INI_MH(http_update_allowed_methods)
 220 {
 221         http_check_allowed_methods(new_value, new_value_length);
 222         return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 223 }
 224
 225 #define http_update_cache_log OnUpdateString
 226
 227 PHP_INI_BEGIN()
 228         HTTP_INI_ENTRY("http.allowed_methods", HTTP_KNOWN_METHODS, PHP_INI_ALL, allowed_methods)
 229         HTTP_INI_ENTRY("http.cache_log", NULL, PHP_INI_ALL, cache_log)
 230 PHP_INI_END()
 231 /* }}} */
 232
 233 /* {{{ HTTP_CURL_USE_ZEND_MM */
 234 #if defined(HTTP_HAVE_CURL) && defined(HTTP_CURL_USE_ZEND_MM)
 235 static void http_curl_free(void *p)                                     { efree(p); }
 236 static char *http_curl_strdup(const char *p)            { return estrdup(p); }
 237 static void *http_curl_malloc(size_t s)                         { return emalloc(s); }
 238 static void *http_curl_realloc(void *p, size_t s)       { return erealloc(p, s); }
 239 static void *http_curl_calloc(size_t n, size_t s)       { return ecalloc(n, s); }
 240 #endif /* HTTP_HAVE_CURL && HTTP_CURL_USE_ZEND_MM */
 241 /* }}} */
 242
 243 /* {{{ PHP_MINIT_FUNCTION */
 244 PHP_MINIT_FUNCTION(http)
 245 {
 246         ZEND_INIT_MODULE_GLOBALS(http, http_globals_ctor, NULL);
 247         REGISTER_INI_ENTRIES();
 248
 249 #ifdef HTTP_HAVE_CURL
 250 #       ifdef HTTP_CURL_USE_ZEND_MM
 251         if (CURLE_OK != curl_global_init_mem(CURL_GLOBAL_ALL,
 252                         http_curl_malloc,
 253                         http_curl_free,
 254                         http_curl_realloc,
 255                         http_curl_strdup,
 256                         http_curl_calloc)) {
 257                 return FAILURE;
 258         }
 259 #       endif /* HTTP_CURL_USE_ZEND_MM */
 260 #endif /* HTTP_HAVE_CURL */
 261
 262 #ifdef ZEND_ENGINE_2
 263         http_util_object_init(INIT_FUNC_ARGS_PASSTHRU);
 264         http_message_object_init(INIT_FUNC_ARGS_PASSTHRU);
 265         http_response_object_init(INIT_FUNC_ARGS_PASSTHRU);
 266 #       ifdef HTTP_HAVE_CURL
 267         http_request_object_init(INIT_FUNC_ARGS_PASSTHRU);
 268 #       endif /* HTTP_HAVE_CURL */
 269         http_exception_object_init(INIT_FUNC_ARGS_PASSTHRU);
 270 #endif /* ZEND_ENGINE_2 */
 271
 272         return SUCCESS;
 273 }
 274 /* }}} */
 275
 276 /* {{{ PHP_MSHUTDOWN_FUNCTION */
 277 PHP_MSHUTDOWN_FUNCTION(http)
 278 {
 279         UNREGISTER_INI_ENTRIES();
 280 #ifdef HTTP_HAVE_CURL
 281         curl_global_cleanup();
 282 #endif
 283         return SUCCESS;
 284 }
 285 /* }}} */
 286
 287 /* {{{ PHP_RINIT_FUNCTION */
 288 PHP_RINIT_FUNCTION(http)
 289 {
 290         char *allowed_methods = INI_STR("http.allowed_methods");
 291         http_check_allowed_methods(allowed_methods, strlen(allowed_methods));
 292         return SUCCESS;
 293 }
 294 /* }}} */
 295
 296 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 297 PHP_RSHUTDOWN_FUNCTION(http)
 298 {
 299         http_globals_dtor();
 300         return SUCCESS;
 301 }
 302 /* }}} */
 303
 304 /* {{{ PHP_MINFO_FUNCTION */
 305 PHP_MINFO_FUNCTION(http)
 306 {
 307 #ifdef ZEND_ENGINE_2
 308 #       define HTTP_FUNC_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 309 #else
 310 #       define HTTP_FUNC_AVAIL(CLASS) "procedural"
 311 #endif
 312
 313 #ifdef HTTP_HAVE_CURL
 314 #       define HTTP_CURL_VERSION curl_version()
 315 #       ifdef ZEND_ENGINE_2
 316 #               define HTTP_CURL_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
 317 #       else
 318 #               define HTTP_CURL_AVAIL(CLASS) "procedural"
 319 #       endif
 320 #else
 321 #       define HTTP_CURL_VERSION "libcurl not available"
 322 #       define HTTP_CURL_AVAIL(CLASS) "libcurl not available"
 323 #endif
 324
 325         char full_version_string[1024] = {0};
 326         snprintf(full_version_string, 1023, "%s (%s)", HTTP_PEXT_VERSION, HTTP_CURL_VERSION);
 327
 328         php_info_print_table_start();
 329         php_info_print_table_row(2, "Extended HTTP support", "enabled");
 330         php_info_print_table_row(2, "Extension Version:", full_version_string);
 331         php_info_print_table_end();
 332
 333         php_info_print_table_start();
 334         php_info_print_table_header(2, "Functionality",            "Availability");
 335         php_info_print_table_row(2,    "Miscellaneous Utilities:", HTTP_FUNC_AVAIL("HttpUtil, HttpMessage"));
 336         php_info_print_table_row(2,    "Extended HTTP Responses:", HTTP_FUNC_AVAIL("HttpResponse"));
 337         php_info_print_table_row(2,    "Extended HTTP Requests:",  HTTP_CURL_AVAIL("HttpRequest"));
 338         php_info_print_table_end();
 339
 340         DISPLAY_INI_ENTRIES();
 341 }
 342 /* }}} */
 343
 344 /*
 345  * Local variables:
 346  * tab-width: 4
 347  * c-basic-offset: 4
 348  * End:
 349  * vim600: noet sw=4 ts=4 fdm=marker
 350  * vim<600: noet sw=4 ts=4
 351  */
 352