Asterisk
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asterisk
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For my next trick I will make it so dialplan functions no longer need to call ast_module_user_add and ast_module_user_remove. These are now called in the ast_func_read and ast_func_write functions outside of the module.

Browse Source 
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@75255 65c4cc65-6c06-0410-ace0-fbb531ad65f3
1.6.0
Joshua Colp 18 years ago
parent ce8f95d750
commit e498488bde
9 changed files with 33 additions and 68 deletions
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5
funcs/func_curl.c
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@ -135,7 +135,6 @@ 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 ast_module_user *u;
struct MemoryStruct chunk = { NULL, 0 };
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(url);
@ -149,8 +148,6 @@ static int acf_curl_exec(struct ast_channel *chan, const char *cmd, char *info,
return -1;
}
u = ast_module_user_add(chan);
AST_STANDARD_APP_ARGS(args, info);
if (!curl_internal(&chunk, args.url, args.postdata)) {
@ -166,8 +163,6 @@ static int acf_curl_exec(struct ast_channel *chan, const char *cmd, char *info,
ast_log(LOG_ERROR, "Cannot allocate curl structure\n");
}
ast_module_user_remove(u);
return 0;
}

10
funcs/func_cut.c
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@ -222,11 +222,8 @@ static int cut_internal(struct ast_channel *chan, char *data, char *buffer, size
static int acf_sort_exec(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
struct ast_module_user *u;
int ret = -1;
u = ast_module_user_add(chan);
switch (sort_internal(chan, data, buf, len)) {
case ERROR_NOARG:
ast_log(LOG_ERROR, "SORT() requires an argument\n");
@ -241,17 +238,12 @@ static int acf_sort_exec(struct ast_channel *chan, const char *cmd, char *data,
ast_log(LOG_ERROR, "Unknown internal error\n");
}
ast_module_user_remove(u);
return ret;
}
static int acf_cut_exec(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
int ret = -1;
struct ast_module_user *u;
u = ast_module_user_add(chan);
switch (cut_internal(chan, data, buf, len)) {
case ERROR_NOARG:
@ -270,8 +262,6 @@ static int acf_cut_exec(struct ast_channel *chan, const char *cmd, char *data, c
ast_log(LOG_ERROR, "Unknown internal error\n");
}
ast_module_user_remove(u);
return ret;
}

18
funcs/func_enum.c
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@ -67,7 +67,6 @@ static int function_enum(struct ast_channel *chan, const char *cmd, char *data,
int res = 0;
char tech[80];
char dest[256] = "", tmp[2] = "", num[AST_MAX_EXTENSION] = "";
struct ast_module_user *u;
char *s, *p;
unsigned int record = 1;
@ -85,8 +84,6 @@ static int function_enum(struct ast_channel *chan, const char *cmd, char *data,
return -1;
}
u = ast_module_user_add(chan);
ast_copy_string(tech, args.tech ? args.tech : "sip", sizeof(tech));
if (!args.zone)
@ -115,8 +112,6 @@ static int function_enum(struct ast_channel *chan, const char *cmd, char *data,
else
ast_copy_string(buf, dest, len);
ast_module_user_remove(u);
return 0;
}
@ -156,7 +151,6 @@ static int enum_query_read(struct ast_channel *chan, const char *cmd, char *data
{
struct enum_result_datastore *erds;
struct ast_datastore *datastore;
struct ast_module_user *u;
char *parse, tech[128], dest[128];
int res = -1;
@ -166,8 +160,6 @@ static int enum_query_read(struct ast_channel *chan, const char *cmd, char *data
AST_APP_ARG(zone);
);
u = ast_module_user_add(chan);
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "ENUMQUERY requires at least a number as an argument...\n");
goto finish;
@ -214,14 +206,12 @@ static int enum_query_read(struct ast_channel *chan, const char *cmd, char *data
res = 0;
finish:
ast_module_user_remove(u);
return res;
}
static int enum_result_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
struct ast_module_user *u;
struct enum_result_datastore *erds;
struct ast_datastore *datastore;
char *parse, *p;
@ -232,8 +222,6 @@ static int enum_result_read(struct ast_channel *chan, const char *cmd, char *dat
AST_APP_ARG(resultnum);
);
u = ast_module_user_add(chan);
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "ENUMRESULT requires two arguments (id and resultnum)\n");
goto finish;
@ -298,7 +286,6 @@ static int enum_result_read(struct ast_channel *chan, const char *cmd, char *dat
res = 0;
finish:
ast_module_user_remove(u);
return res;
}
@ -349,7 +336,6 @@ static int function_txtcidname(struct ast_channel *chan, const char *cmd,
char tech[80];
char txt[256] = "";
char dest[80];
struct ast_module_user *u;
buf[0] = '\0';
@ -359,16 +345,12 @@ static int function_txtcidname(struct ast_channel *chan, const char *cmd,
return -1;
}
u = ast_module_user_add(chan);
res = ast_get_txt(chan, data, dest, sizeof(dest), tech, sizeof(tech), txt,
sizeof(txt));
if (!ast_strlen_zero(txt))
ast_copy_string(buf, txt, len);
ast_module_user_remove(u);
return 0;
}

5
funcs/func_rand.c
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@ -44,15 +44,12 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
static int acf_rand_exec(struct ast_channel *chan, const char *cmd,
char *parse, char *buffer, size_t buflen)
{
struct ast_module_user *u;
int min_int, response_int, max_int;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(min);
AST_APP_ARG(max);
);
u = ast_module_user_add(chan);
AST_STANDARD_APP_ARGS(args, parse);
if (ast_strlen_zero(args.min) || sscanf(args.min, "%d", &min_int) != 1)
@ -73,8 +70,6 @@ static int acf_rand_exec(struct ast_channel *chan, const char *cmd,
ast_debug(1, "%d was the lucky number in range [%d,%d]\n", response_int, min_int, max_int);
snprintf(buffer, buflen, "%d", response_int);
ast_module_user_remove(u);
return 0;
}

15
funcs/func_realtime.c
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@ -48,7 +48,6 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
static int function_realtime_read(struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
{
struct ast_variable *var, *head;
struct ast_module_user *u;
struct ast_str *out;
size_t resultslen;
int n;
@ -65,8 +64,6 @@ static int function_realtime_read(struct ast_channel *chan, const char *cmd, cha
return -1;
}
u = ast_module_user_add(chan);
AST_STANDARD_APP_ARGS(args, data);
if (!args.delim1)
@ -76,10 +73,9 @@ static int function_realtime_read(struct ast_channel *chan, const char *cmd, cha
head = ast_load_realtime_all(args.family, args.fieldmatch, args.value, NULL);
if (!head) {
ast_module_user_remove(u);
if (!head)
return -1;
}
resultslen = 0;
n = 0;
for (var = head; var; n++, var = var->next)
@ -92,14 +88,11 @@ static int function_realtime_read(struct ast_channel *chan, const char *cmd, cha
ast_str_append(&out, 0, "%s%s%s%s", var->name, args.delim2, var->value, args.delim1);
ast_copy_string(buf, out->str, len);
ast_module_user_remove(u);
return 0;
}
static int function_realtime_write(struct ast_channel *chan, const char *cmd, char *data, const char *value)
{
struct ast_module_user *u;
int res = 0;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(family);
@ -113,8 +106,6 @@ static int function_realtime_write(struct ast_channel *chan, const char *cmd, ch
return -1;
}
u = ast_module_user_add(chan);
AST_STANDARD_APP_ARGS(args, data);
res = ast_update_realtime(args.family, args.fieldmatch, args.value, args.field, (char *)value, NULL);
@ -123,8 +114,6 @@ static int function_realtime_write(struct ast_channel *chan, const char *cmd, ch
ast_log(LOG_WARNING, "Failed to update. Check the debug log for possible data repository related entries.\n");
}
ast_module_user_remove(u);
return 0;
}

5
funcs/func_version.c
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@ -47,14 +47,11 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
static int acf_version_exec(struct ast_channel *chan, const char *cmd,
char *parse, char *buffer, size_t buflen)
{
struct ast_module_user *u;
char *response_char = ASTERISK_VERSION;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(info);
);
u = ast_module_user_add(chan);
AST_STANDARD_APP_ARGS(args, parse);
if (!ast_strlen_zero(args.info) ) {
@ -79,8 +76,6 @@ static int acf_version_exec(struct ast_channel *chan, const char *cmd,
ast_debug(1, "VERSION returns %s result, given %s argument\n", response_char, args.info);
snprintf(buffer, buflen, "%s", response_char);
ast_module_user_remove(u);
return 0;
}

5
funcs/func_vmcount.c
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@ -47,15 +47,12 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
static int acf_vmcount_exec(struct ast_channel *chan, const char *cmd, char *argsstr, char *buf, size_t len)
{
struct ast_module_user *u;
char *context;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(vmbox);
AST_APP_ARG(folder);
);
u = ast_module_user_add(chan);
buf[0] = '\0';
AST_STANDARD_APP_ARGS(args, argsstr);
@ -72,8 +69,6 @@ static int acf_vmcount_exec(struct ast_channel *chan, const char *cmd, char *arg
}
snprintf(buf, len, "%d", ast_app_messagecount(context, args.vmbox, args.folder));
ast_module_user_remove(u);
return 0;
}

10
include/asterisk/pbx.h
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@ -76,6 +76,7 @@ struct ast_custom_function {
const char *syntax; /*!< Syntax description */
int (*read)(struct ast_channel *, const char *, char *, char *, size_t); /*!< Read function, if read is supported */
int (*write)(struct ast_channel *, const char *, char *, const char *); /*!< Write function, if write is supported */
struct ast_module *mod; /*!< Module this custom function belongs to */
AST_RWLIST_ENTRY(ast_custom_function) acflist;
};
@ -862,9 +863,14 @@ struct ast_custom_function* ast_custom_function_find(const char *name);
int ast_custom_function_unregister(struct ast_custom_function *acf);
/*!
* \brief Reigster a custom function
* \brief Register a custom function
*/
int ast_custom_function_register(struct ast_custom_function *acf);
#define ast_custom_function_register(acf) ast_custom_function_register2(acf, ast_module_info->self)
/*!
* \brief Register a custom function
*/
int ast_custom_function_register2(struct ast_custom_function *acf, struct ast_module *mod);
/*!
* \brief Retrieve the number of active calls

28
main/pbx.c
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@ -1410,13 +1410,15 @@ int ast_custom_function_unregister(struct ast_custom_function *acf)
return acf ? 0 : -1;
}
int ast_custom_function_register(struct ast_custom_function *acf)
int ast_custom_function_register2(struct ast_custom_function *acf, struct ast_module *mod)
{
struct ast_custom_function *cur;
if (!acf)
return -1;
acf->mod = mod;
AST_RWLIST_WRLOCK(&acf_root);
AST_RWLIST_TRAVERSE(&acf_root, cur, acflist) {
@ -1476,8 +1478,16 @@ int ast_func_read(struct ast_channel *chan, const char *function, char *workspac
ast_log(LOG_ERROR, "Function %s not registered\n", copy);
else if (!acfptr->read)
ast_log(LOG_ERROR, "Function %s cannot be read\n", copy);
else
return acfptr->read(chan, copy, args, workspace, len);
else {
int res;
struct ast_module_user *u = NULL;
if (acfptr->mod)
u = __ast_module_user_add(acfptr->mod, chan);
res = acfptr->read(chan, copy, args, workspace, len);
if (acfptr->mod && u)
__ast_module_user_remove(acfptr->mod, u);
return res;
}
return -1;
}
@ -1491,8 +1501,16 @@ int ast_func_write(struct ast_channel *chan, const char *function, const char *v
ast_log(LOG_ERROR, "Function %s not registered\n", copy);
else if (!acfptr->write)
ast_log(LOG_ERROR, "Function %s cannot be written to\n", copy);
else
return acfptr->write(chan, copy, args, value);
else {
int res;
struct ast_module_user *u = NULL;
if (acfptr->mod)
u = __ast_module_user_add(acfptr->mod, chan);
res = acfptr->write(chan, copy, args, value);
if (acfptr->mod && u)
__ast_module_user_remove(acfptr->mod, u);
return res;
}
return -1;
}

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