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Separate the global initialization routines for cURL into its own separate

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module.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@125055 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2008-06-25 16:00:54 +00:00
parent 94c4089f4e
commit 41e496980b
3 changed files with 105 additions and 35 deletions
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54
funcs/func_curl.c
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@@ -50,28 +50,14 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/utils.h"
#include "asterisk/threadstorage.h"
struct MemoryStruct {
char *memory;
size_t size;
};
/* There might be a realloc() out there that doesn't like reallocing
* NULL pointers, so we take care of it here
*/
static void *myrealloc(void *ptr, size_t size)
{
return (ptr ? ast_realloc(ptr, size) : ast_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;
struct ast_str **str = (struct ast_str **)data;
if ((mem->memory = (char *)myrealloc(mem->memory, mem->size + realsize + 1))) {
memcpy(&(mem->memory[mem->size]), ptr, realsize);
mem->size += realsize;
mem->memory[mem->size] = 0;
if (ast_str_make_space(str, (*str)->used + realsize + 1) == 0) {
memcpy(&(*str)->str[(*str)->used], ptr, realsize);
(*str)->used += realsize;
}
return realsize;
@@ -103,7 +89,7 @@ static void curl_instance_cleanup(void *data)
AST_THREADSTORAGE_CUSTOM(curl_instance, curl_instance_init, curl_instance_cleanup);
static int curl_internal(struct MemoryStruct *chunk, char *url, char *post)
static int curl_internal(struct ast_str **chunk, char *url, char *post)
{
CURL **curl;
@@ -128,7 +114,7 @@ static int curl_internal(struct MemoryStruct *chunk, char *url, char *post)
static int acf_curl_exec(struct ast_channel *chan, const char *cmd, char *info, char *buf, size_t len)
{
struct MemoryStruct chunk = { NULL, 0 };
struct ast_str *str = ast_str_create(16);
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(url);
AST_APP_ARG(postdata);
@@ -138,6 +124,7 @@ static int acf_curl_exec(struct ast_channel *chan, const char *cmd, char *info,
if (ast_strlen_zero(info)) {
ast_log(LOG_WARNING, "CURL requires an argument (URL)\n");
ast_free(str);
return -1;
}
@@ -146,18 +133,19 @@ static int acf_curl_exec(struct ast_channel *chan, const char *cmd, char *info,
if (chan)
ast_autoservice_start(chan);
if (!curl_internal(&chunk, args.url, args.postdata)) {
if (chunk.memory) {
chunk.memory[chunk.size] = '\0';
if (chunk.memory[chunk.size - 1] == 10)
chunk.memory[chunk.size - 1] = '\0';
if (!curl_internal(&str, args.url, args.postdata)) {
if (str->used) {
str->str[str->used] = '\0';
if (str->str[str->used - 1] == '\n') {
str->str[str->used - 1] = '\0';
}
ast_copy_string(buf, chunk.memory, len);
ast_free(chunk.memory);
ast_copy_string(buf, str->str, len);
}
} else {
ast_log(LOG_ERROR, "Cannot allocate curl structure\n");
}
ast_free(str);
if (chan)
ast_autoservice_stop(chan);
@@ -181,8 +169,6 @@ static int unload_module(void)
res = ast_custom_function_unregister(&acf_curl);
curl_global_cleanup();
return res;
}
@@ -190,10 +176,12 @@ static int load_module(void)
{
int res;
if (curl_global_init(CURL_GLOBAL_ALL)) {
ast_log(LOG_ERROR, "Unable to initialize the CURL library. Cannot load func_curl\n");
return AST_MODULE_LOAD_DECLINE;
}
if (!ast_module_check("res_curl.so")) {
if (ast_load_resource("res_curl.so") != AST_MODULE_LOAD_SUCCESS) {
ast_log(LOG_ERROR, "Cannot load res_curl, so func_curl cannot be loaded\n");
return AST_MODULE_LOAD_DECLINE;
}
}
res = ast_custom_function_register(&acf_curl);