diff options
Diffstat (limited to '1.2-netsec/apps/app_curl.c')
| -rw-r--r-- | 1.2-netsec/apps/app_curl.c | 256 |
1 files changed, 0 insertions, 256 deletions
diff --git a/1.2-netsec/apps/app_curl.c b/1.2-netsec/apps/app_curl.c deleted file mode 100644 index 5cf4b167d..000000000 --- a/1.2-netsec/apps/app_curl.c +++ /dev/null @@ -1,256 +0,0 @@ -/* - * Asterisk -- An open source telephony toolkit. - * - * Copyright (C) 2004 - 2005, Tilghman Lesher - * - * Tilghman Lesher <curl-20050919@the-tilghman.com> - * and Brian Wilkins <bwilkins@cfl.rr.com> (Added POST option) - * - * app_curl.c is distributed with no restrictions on usage or - * redistribution. - * - * See http://www.asterisk.org for more information about - * the Asterisk project. Please do not directly contact - * any of the maintainers of this project for assistance; - * the project provides a web site, mailing lists and IRC - * channels for your use. - * - */ - -/*! \file - * \brief Curl - App to load a URL - * - * \ingroup applications - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <curl/curl.h> - -#include "asterisk.h" - -ASTERISK_FILE_VERSION(__FILE__, "$Revision$") - -#include "asterisk/lock.h" -#include "asterisk/file.h" -#include "asterisk/logger.h" -#include "asterisk/channel.h" -#include "asterisk/pbx.h" -#include "asterisk/cli.h" -#include "asterisk/options.h" -#include "asterisk/module.h" - -static char *tdesc = "Load external URL"; - -static char *app = "Curl"; - -static char *synopsis = "Load an external URL"; - -static char *descrip = -" Curl(URL[|postdata]): This application will request the specified URL.\n" -"It is mainly used for signalling external applications of an event.\n" -"Parameters:\n" -" URL - This is the external URL to request.\n" -" postdata - This information will be treated as POST data.\n" -"This application will set the following variable:\n" -" CURL - This variable will contain the resulting page.\n" -"This application has been deprecated in favor of the CURL function.\n"; - -STANDARD_LOCAL_USER; - -LOCAL_USER_DECL; - -struct MemoryStruct { - char *memory; - size_t size; -}; - -static void *myrealloc(void *ptr, size_t size) -{ - /* There might be a realloc() out there that doesn't like reallocing - NULL pointers, so we take care of it here */ - if (ptr) - return realloc(ptr, size); - else - return malloc(size); -} - -static size_t WriteMemoryCallback(void *ptr, size_t size, size_t nmemb, void *data) -{ - register int realsize = size * nmemb; - struct MemoryStruct *mem = (struct MemoryStruct *)data; - - mem->memory = (char *)myrealloc(mem->memory, mem->size + realsize + 1); - if (mem->memory) { - memcpy(&(mem->memory[mem->size]), ptr, realsize); - mem->size += realsize; - mem->memory[mem->size] = 0; - } - return realsize; -} - -static int curl_internal(struct MemoryStruct *chunk, char *url, char *post) -{ - CURL *curl; - - curl_global_init(CURL_GLOBAL_ALL); - curl = curl_easy_init(); - - if (!curl) { - return -1; - } - - curl_easy_setopt(curl, CURLOPT_URL, url); - curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback); - curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)chunk); - curl_easy_setopt(curl, CURLOPT_USERAGENT, "asterisk-libcurl-agent/1.0"); - - if (post) { - curl_easy_setopt(curl, CURLOPT_POST, 1); - curl_easy_setopt(curl, CURLOPT_POSTFIELDS, post); - } - - curl_easy_perform(curl); - curl_easy_cleanup(curl); - return 0; -} - -static int curl_exec(struct ast_channel *chan, void *data) -{ - int res = 0; - struct localuser *u; - char *info, *post_data=NULL, *url; - struct MemoryStruct chunk = { NULL, 0 }; - static int dep_warning = 0; - - if (!dep_warning) { - ast_log(LOG_WARNING, "The application Curl is deprecated. Please use the CURL() function instead.\n"); - dep_warning = 1; - } - - if (ast_strlen_zero(data)) { - ast_log(LOG_WARNING, "Curl requires an argument (URL)\n"); - return -1; - } - - LOCAL_USER_ADD(u); - - if ((info = ast_strdupa(data))) { - url = strsep(&info, "|"); - post_data = info; - } else { - ast_log(LOG_ERROR, "Out of memory\n"); - LOCAL_USER_REMOVE(u); - return -1; - } - - if (! curl_internal(&chunk, url, post_data)) { - if (chunk.memory) { - chunk.memory[chunk.size] = '\0'; - if (chunk.memory[chunk.size - 1] == 10) - chunk.memory[chunk.size - 1] = '\0'; - - pbx_builtin_setvar_helper(chan, "CURL", chunk.memory); - - free(chunk.memory); - } - } else { - ast_log(LOG_ERROR, "Cannot allocate curl structure\n"); - res = -1; - } - - LOCAL_USER_REMOVE(u); - return res; -} - -static char *acf_curl_exec(struct ast_channel *chan, char *cmd, char *data, char *buf, size_t len) -{ - struct localuser *u; - char *info, *post_data=NULL, *url; - struct MemoryStruct chunk = { NULL, 0 }; - - *buf = '\0'; - - if (ast_strlen_zero(data)) { - ast_log(LOG_WARNING, "CURL requires an argument (URL)\n"); - return buf; - } - - LOCAL_USER_ACF_ADD(u); - - info = ast_strdupa(data); - if (!info) { - ast_log(LOG_ERROR, "Out of memory\n"); - LOCAL_USER_REMOVE(u); - return buf; - } - - url = strsep(&info, "|"); - post_data = info; - - if (! curl_internal(&chunk, url, post_data)) { - if (chunk.memory) { - chunk.memory[chunk.size] = '\0'; - if (chunk.memory[chunk.size - 1] == 10) - chunk.memory[chunk.size - 1] = '\0'; - - ast_copy_string(buf, chunk.memory, len); - free(chunk.memory); - } - } else { - ast_log(LOG_ERROR, "Cannot allocate curl structure\n"); - } - - LOCAL_USER_REMOVE(u); - return buf; -} - -struct ast_custom_function acf_curl = { - .name = "CURL", - .synopsis = "Retrieves the contents of a URL", - .syntax = "CURL(url[|post-data])", - .desc = - " url - URL to retrieve\n" - " post-data - Optional data to send as a POST (GET is default action)\n", - .read = acf_curl_exec, -}; - -int unload_module(void) -{ - int res; - - res = ast_custom_function_unregister(&acf_curl); - res |= ast_unregister_application(app); - - STANDARD_HANGUP_LOCALUSERS; - - return res; -} - -int load_module(void) -{ - int res; - - res = ast_custom_function_register(&acf_curl); - res |= ast_register_application(app, curl_exec, synopsis, descrip); - - return res; -} - -char *description(void) -{ - return tdesc; -} - -int usecount(void) -{ - int res; - STANDARD_USECOUNT(res); - return res; -} - -char *key() -{ - return ASTERISK_GPL_KEY; -} |