- fixed a gotcha in http_chunked_decode (-size_t is always > 0)
[m6w6/ext-http] / http.c
diff --git a/http.c b/http.c
index 62f86ab011d108cbdb08c042472eb6b5d6180079..5d0491a19ff14ce1db779ee34e1591e7c92c3bdb 100644 (file)
--- a/http.c
+++ b/http.c
 #ifdef HAVE_CONFIG_H
 #      include "config.h"
 #endif
-
-#ifdef HTTP_HAVE_CURL
-#      ifdef PHP_WIN32
-#              include <winsock2.h>
-#      endif
-#      include <curl/curl.h>
-#endif
-
-#include <ctype.h>
-
 #include "php.h"
-#include "php_ini.h"
-#include "ext/standard/info.h"
 
 #include "SAPI.h"
+#include "php_ini.h"
+#include "ext/standard/info.h"
 
 #include "php_http.h"
 #include "php_http_std_defs.h"
 #include "php_http_api.h"
 #include "php_http_send_api.h"
+#include "php_http_cache_api.h"
+#include "php_http_request_method_api.h"
+#ifdef HTTP_HAVE_CURL
+#      include "php_http_request_api.h"
+#endif
 
 #ifdef ZEND_ENGINE_2
 #      include "php_http_util_object.h"
 #      include "php_http_message_object.h"
-#      include "php_http_response_object.h"
+#      ifndef WONKY
+#              include "php_http_response_object.h"
+#      endif
 #      ifdef HTTP_HAVE_CURL
 #              include "php_http_request_object.h"
 #              include "php_http_requestpool_object.h"
 #      include "php_http_exception_object.h"
 #endif
 
+#include "missing.h"
 #include "phpstr/phpstr.h"
 
+#ifdef HTTP_HAVE_CURL
+#      ifdef PHP_WIN32
+#              include <winsock2.h>
+#      endif
+#      include <curl/curl.h>
+#endif
+#ifdef HTTP_HAVE_MHASH
+#      include <mhash.h>
+#endif
+
+#include <ctype.h>
+
 ZEND_DECLARE_MODULE_GLOBALS(http);
 HTTP_DECLARE_ARG_PASS_INFO();
 
@@ -61,7 +71,7 @@ ZEND_GET_MODULE(http)
 #endif
 
 /* {{{ http_functions[] */
-function_entry http_functions[] = {
+zend_function_entry http_functions[] = {
        PHP_FE(http_test, NULL)
        PHP_FE(http_date, NULL)
        PHP_FE(http_absolute_uri, NULL)
@@ -81,9 +91,10 @@ function_entry http_functions[] = {
        PHP_FE(http_send_file, NULL)
        PHP_FE(http_send_stream, NULL)
        PHP_FE(http_chunked_decode, NULL)
-       PHP_FE(http_split_response, NULL)
+       PHP_FE(http_parse_message, NULL)
        PHP_FE(http_parse_headers, NULL)
        PHP_FE(http_get_request_headers, NULL)
+       PHP_FE(http_get_request_body, NULL)
        PHP_FE(http_match_request_header, NULL)
 #ifdef HTTP_HAVE_CURL
        PHP_FE(http_get, http_arg_pass_ref_3)
@@ -92,18 +103,17 @@ function_entry http_functions[] = {
        PHP_FE(http_post_fields, http_arg_pass_ref_5)
        PHP_FE(http_put_file, http_arg_pass_ref_4)
        PHP_FE(http_put_stream, http_arg_pass_ref_4)
+#endif
        PHP_FE(http_request_method_register, NULL)
        PHP_FE(http_request_method_unregister, NULL)
        PHP_FE(http_request_method_exists, NULL)
        PHP_FE(http_request_method_name, NULL)
-#endif
-       PHP_FE(http_auth_basic, NULL)
-       PHP_FE(http_auth_basic_cb, NULL)
 #ifndef ZEND_ENGINE_2
        PHP_FE(http_build_query, NULL)
 #endif
        PHP_FE(ob_etaghandler, NULL)
-       {NULL, NULL, NULL}
+       
+       EMPTY_FUNCTION_ENTRY
 };
 /* }}} */
 
@@ -129,25 +139,34 @@ zend_module_entry http_module_entry = {
 int http_module_number;
 
 /* {{{ http_globals */
-static inline void http_globals_init(zend_http_globals *G)
+static void http_globals_init_once(zend_http_globals *G)
 {
        memset(G, 0, sizeof(zend_http_globals));
+}
+
+static inline void http_globals_init(zend_http_globals *G)
+{
        G->send.buffer_size = HTTP_SENDBUF_SIZE;
        zend_hash_init(&G->request.methods.custom, 0, NULL, ZVAL_PTR_DTOR, 0);
 #ifdef HTTP_HAVE_CURL
        zend_llist_init(&G->request.copies.strings, sizeof(char *), http_request_data_free_string, 0);
        zend_llist_init(&G->request.copies.slists, sizeof(struct curl_slist *), http_request_data_free_slist, 0);
-       zend_llist_init(&G->request.copies.contexts, sizeof(http_curl_callback_ctx *), http_request_data_free_context, 0);
+       zend_llist_init(&G->request.copies.contexts, sizeof(http_request_callback_ctx *), http_request_data_free_context, 0);
+       zend_llist_init(&G->request.copies.convs, sizeof(http_request_conv *), http_request_data_free_conv, 0);
 #endif
 }
 
 static inline void http_globals_free(zend_http_globals *G)
 {
-       STR_FREE(G->send.content_type);
-       STR_FREE(G->send.unquoted_etag);
+       STR_SET(G->send.content_type, NULL);
+       STR_SET(G->send.unquoted_etag, NULL);
        zend_hash_destroy(&G->request.methods.custom);
+#ifdef HTTP_HAVE_CURL
        zend_llist_clean(&G->request.copies.strings);
        zend_llist_clean(&G->request.copies.slists);
+       zend_llist_clean(&G->request.copies.contexts);
+       zend_llist_clean(&G->request.copies.convs);
+#endif
 }
 /* }}} */
 
@@ -172,21 +191,84 @@ PHP_INI_MH(http_update_allowed_methods)
        return OnUpdateString(entry, new_value, new_value_length, mh_arg1, mh_arg2, mh_arg3, stage TSRMLS_CC);
 }
 
+PHP_INI_DISP(http_etag_mode_displayer)
+{
+       long value;
+       
+       if (type == ZEND_INI_DISPLAY_ORIG && ini_entry->modified) {
+               value = (ini_entry->orig_value) ? atoi(ini_entry->orig_value) : HTTP_ETAG_MD5;
+       } else if (ini_entry->value) {
+               value = (ini_entry->value[0]) ? atoi(ini_entry->value) : HTTP_ETAG_MD5;
+       } else {
+               value = HTTP_ETAG_MD5;
+       }
+       
+       switch (value)
+       {
+               case HTTP_ETAG_CRC32:
+                       ZEND_WRITE("HTTP_ETAG_CRC32", lenof("HTTP_ETAG_CRC32"));
+               break;
+               
+               case HTTP_ETAG_SHA1:
+                       ZEND_WRITE("HTTP_ETAG_SHA1", lenof("HTTP_ETAG_SHA1"));
+               break;
+               
+               case HTTP_ETAG_MD5:
+#ifndef HTTP_HAVE_MHASH
+               default:
+#endif
+                       ZEND_WRITE("HTTP_ETAG_MD5", lenof("HTTP_ETAG_MD5"));
+               break;
+               
+#ifdef HTTP_HAVE_MHASH
+               default:
+               {
+                       const char *hash_name = mhash_get_hash_name_static(value);
+                       
+                       if (!hash_name) {
+                               ZEND_WRITE("HTTP_ETAG_MD5", lenof("HTTP_ETAG_MD5"));
+                       } else {
+                               ZEND_WRITE("HTTP_ETAG_MHASH_", lenof("HTTP_ETAG_MHASH_"));
+                               ZEND_WRITE(hash_name, strlen(hash_name));
+                       }
+               }
+               break;
+#endif
+       }
+}
+
+#ifndef ZEND_ENGINE_2
+#      define OnUpdateLong OnUpdateInt
+#endif
+
 PHP_INI_BEGIN()
-       HTTP_PHP_INI_ENTRY("http.allowed_methods", NULL, PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
-       HTTP_PHP_INI_ENTRY("http.cache_log", NULL, PHP_INI_ALL, OnUpdateString, log.cache)
+       HTTP_PHP_INI_ENTRY("http.allowed_methods", "", PHP_INI_ALL, http_update_allowed_methods, request.methods.allowed)
+       HTTP_PHP_INI_ENTRY("http.cache_log", "", PHP_INI_ALL, OnUpdateString, log.cache)
+       HTTP_PHP_INI_ENTRY("http.redirect_log", "", PHP_INI_ALL, OnUpdateString, log.redirect)
+       HTTP_PHP_INI_ENTRY("http.allowed_methods_log", "", PHP_INI_ALL, OnUpdateString, log.allowed_methods)
+       HTTP_PHP_INI_ENTRY("http.composite_log", "", PHP_INI_ALL, OnUpdateString, log.composite)
+#ifdef ZEND_ENGINE_2
+       HTTP_PHP_INI_ENTRY("http.only_exceptions", "0", PHP_INI_ALL, OnUpdateBool, only_exceptions)
+#endif
+       HTTP_PHP_INI_ENTRY_EX("http.etag_mode", "-2", PHP_INI_ALL, OnUpdateLong, http_etag_mode_displayer, etag.mode)
 PHP_INI_END()
 /* }}} */
 
-
 /* {{{ PHP_MINIT_FUNCTION */
 PHP_MINIT_FUNCTION(http)
 {
        http_module_number = module_number;
 
-       ZEND_INIT_MODULE_GLOBALS(http, NULL, NULL);
-       REGISTER_INI_ENTRIES();
+       ZEND_INIT_MODULE_GLOBALS(http, http_globals_init_once, NULL)
 
+       REGISTER_INI_ENTRIES();
+       
+       if (SUCCESS != http_cache_global_init()) {
+               return FAILURE;
+       }
+       if (SUCCESS != http_request_method_global_init()) {
+               return FAILURE;
+       }
 #ifdef HTTP_HAVE_CURL
        if (SUCCESS != http_request_global_init()) {
                return FAILURE;
@@ -196,7 +278,9 @@ PHP_MINIT_FUNCTION(http)
 #ifdef ZEND_ENGINE_2
        http_util_object_init();
        http_message_object_init();
+#      ifndef WONKY
        http_response_object_init();
+#      endif
 #      ifdef HTTP_HAVE_CURL
        http_request_object_init();
        http_requestpool_object_init();
@@ -213,7 +297,7 @@ PHP_MSHUTDOWN_FUNCTION(http)
 {
        UNREGISTER_INI_ENTRIES();
 #ifdef HTTP_HAVE_CURL
-       curl_global_cleanup();
+       http_request_global_cleanup();
 #endif
        return SUCCESS;
 }
@@ -236,6 +320,13 @@ PHP_RINIT_FUNCTION(http)
 /* {{{ PHP_RSHUTDOWN_FUNCTION */
 PHP_RSHUTDOWN_FUNCTION(http)
 {
+#if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
+       int i, c = zend_hash_num_elements(&HTTP_G(request).methods.custom);
+       
+       for (i = 0; i < c; ++i) {
+               http_request_method_unregister(HTTP_MAX_REQUEST_METHOD + i);
+       }
+#endif
        http_globals_free(HTTP_GLOBALS);
        return SUCCESS;
 }
@@ -244,37 +335,77 @@ PHP_RSHUTDOWN_FUNCTION(http)
 /* {{{ PHP_MINFO_FUNCTION */
 PHP_MINFO_FUNCTION(http)
 {
-#ifdef ZEND_ENGINE_2
-#      define HTTP_FUNC_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
+       php_info_print_table_start();
+       {
+               php_info_print_table_row(2, "Extended HTTP support", "enabled");
+               php_info_print_table_row(2, "Extension Version", HTTP_PEXT_VERSION);
+#ifdef HTTP_HAVE_CURL
+               php_info_print_table_row(2, "cURL HTTP Requests", curl_version());
 #else
-#      define HTTP_FUNC_AVAIL(CLASS) "procedural"
+               php_info_print_table_row(2, "cURL HTTP Requests", "disabled");
 #endif
-
-#ifdef HTTP_HAVE_CURL
-#      define HTTP_CURL_VERSION curl_version()
-#      ifdef ZEND_ENGINE_2
-#              define HTTP_CURL_AVAIL(CLASS) "procedural, object oriented (" CLASS ")"
-#      else
-#              define HTTP_CURL_AVAIL(CLASS) "procedural"
-#      endif
+#ifdef HTTP_HAVE_MHASH
+               {
+                       char mhash_info[32];
+                       
+                       snprintf(mhash_info, 32, "libmhash/%d", MHASH_API_VERSION);
+                       php_info_print_table_row(2, "mhash ETag Generator", mhash_info);
+               }
 #else
-#      define HTTP_CURL_VERSION "libcurl not available"
-#      define HTTP_CURL_AVAIL(CLASS) "libcurl not available"
+               php_info_print_table_row(2, "mhash ETag Generator", "disabled");
 #endif
-
-#include "php_http_request_api.h"
-
+#if defined(HTTP_HAVE_MAGIC) && !defined(WONKY)
+               php_info_print_table_row(2, "magic MIME Guessing", "libmagic/unknown");
+#else
+               php_info_print_table_row(2, "magic MIME Guessing", "disabled");
+#endif
+               php_info_print_table_row(2, "Registered Classes",
+#ifndef ZEND_ENGINE_2
+                       "none"
+#else
+                       "HttpUtil, "
+                       "HttpMessage, "
+#      ifdef HTTP_HAVE_CURL
+                       "HttpRequest, "
+                       "HttpRequestPool, "
+#      endif
+#      ifndef WONKY
+                       "HttpResponse"
+#      endif
+#endif
+               );
+       }
+       php_info_print_table_end();
+       
        php_info_print_table_start();
+       php_info_print_table_colspan_header(2, "Supported ETag Hash Algorithms");
        {
-               char full_version_string[1024] = {0};
-               snprintf(full_version_string, 1023, "%s (%s)", HTTP_PEXT_VERSION, HTTP_CURL_VERSION);
-
-               php_info_print_table_row(2, "Extended HTTP support:", "enabled");
-               php_info_print_table_row(2, "Extension Version:", full_version_string);
+                       
+               php_info_print_table_row(2, "PHP", "CRC32, MD5, SHA1");
+#ifdef HTTP_HAVE_MHASH
+               {
+                       phpstr *algos = phpstr_new();
+                       int i, c = mhash_count();
+                       
+                       for (i = 0; i <= c; ++i) {
+                               const char *hash = mhash_get_hash_name_static(i);
+                               
+                               if (hash) {
+                                       phpstr_appendf(algos, "%s, ", hash);
+                               }
+                       }
+                       phpstr_fix(algos);
+                       php_info_print_table_row(2, "MHASH", PHPSTR_VAL(algos));
+                       phpstr_free(&algos);
+               }
+#else
+               php_info_print_table_row(2, "MHASH", "not available");
+#endif
        }
        php_info_print_table_end();
 
        php_info_print_table_start();
+       php_info_print_table_colspan_header(2, "Request Methods");
        {
                unsigned i;
                zval **custom_method;
@@ -294,21 +425,13 @@ PHP_MINFO_FUNCTION(http)
                phpstr_fix(known_request_methods);
                phpstr_fix(custom_request_methods);
 
-               php_info_print_table_row(2, "Known Request Methods:", PHPSTR_VAL(known_request_methods));
-               php_info_print_table_row(2, "Custom Request Methods:",
+               php_info_print_table_row(2, "Known", PHPSTR_VAL(known_request_methods));
+               php_info_print_table_row(2, "Custom",
                        PHPSTR_LEN(custom_request_methods) ? PHPSTR_VAL(custom_request_methods) : "none registered");
-
-               phpstr_free(known_request_methods);
-               phpstr_free(custom_request_methods);
-       }
-       php_info_print_table_end();
-
-       php_info_print_table_start();
-       {
-               php_info_print_table_header(2, "Functionality",            "Availability");
-               php_info_print_table_row(2,    "Miscellaneous Utilities:", HTTP_FUNC_AVAIL("HttpUtil, HttpMessage"));
-               php_info_print_table_row(2,    "Extended HTTP Responses:", HTTP_FUNC_AVAIL("HttpResponse"));
-               php_info_print_table_row(2,    "Extended HTTP Requests:",  HTTP_CURL_AVAIL("HttpRequest, HttpRequestPool"));
+               php_info_print_table_row(2, "Allowed", strlen(HTTP_G(request).methods.allowed) ? HTTP_G(request).methods.allowed : "(ANY)");
+               
+               phpstr_free(&known_request_methods);
+               phpstr_free(&custom_request_methods);
        }
        php_info_print_table_end();