func_strings.c File Reference

String manipulation dialplan functions. More...

#include "asterisk.h"
#include <regex.h>
#include <ctype.h>
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"
#include "asterisk/localtime.h"

Include dependency graph for func_strings.c:

Go to the source code of this file.

Defines
#define	HASH_FORMAT   HASH_PREFIX "%s~"
#define	HASH_PREFIX   "~HASH~%s~"
Functions
static void	__init_result_buf (void)
static void	__reg_module (void)
static void	__unreg_module (void)
static int	acf_strftime (struct ast_channel *chan, const char *cmd, char *parse, char *buf, size_t buflen)
static int	acf_strptime (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
static int	array (struct ast_channel *chan, const char *cmd, char *var, const char *value)
static int	array_insert (struct ast_channel *chan, const char *cmd, char *var, const char *val, int beginning)
static int	array_remove (struct ast_channel *chan, const char *cmd, char *var, char *buf, size_t len, int beginning)
static void	clearvar_prefix (struct ast_channel *chan, const char *prefix)
static int	csv_quote (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
static int	exec_clearhash (struct ast_channel *chan, const char *data)
static int	filter (struct ast_channel *chan, const char *cmd, char *parse, char *buf, size_t len)
static int	function_eval (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
static int	function_eval2 (struct ast_channel *chan, const char *cmd, char *data, struct ast_str **buf, ssize_t buflen)
static int	function_fieldqty (struct ast_channel *chan, const char *cmd, char *parse, char *buf, size_t len)
static int	function_fieldqty_helper (struct ast_channel *chan, const char *cmd, char *parse, char *buf, struct ast_str **sbuf, ssize_t len)
static int	function_fieldqty_str (struct ast_channel *chan, const char *cmd, char *parse, struct ast_str **buf, ssize_t len)
static int	hash_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
static int	hash_write (struct ast_channel *chan, const char *cmd, char *var, const char *value)
static int	hashkeys_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
static int	hashkeys_read2 (struct ast_channel *chan, const char *cmd, char *data, struct ast_str **buf, ssize_t len)
static int	keypadhash (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
static int	len (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
static int	listfilter (struct ast_channel *chan, const char *cmd, char *parse, char *buf, struct ast_str **bufstr, ssize_t len)
static int	listfilter_read (struct ast_channel *chan, const char *cmd, char *parse, char *buf, size_t len)
static int	listfilter_read2 (struct ast_channel *chan, const char *cmd, char *parse, struct ast_str **buf, ssize_t len)
static int	load_module (void)
static int	pop (struct ast_channel *chan, const char *cmd, char *var, char *buf, size_t len)
static int	push (struct ast_channel *chan, const char *cmd, char *var, const char *val)
static int	quote (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
static int	regex (struct ast_channel *chan, const char *cmd, char *parse, char *buf, size_t len)
static int	shift (struct ast_channel *chan, const char *cmd, char *var, char *buf, size_t len)
static int	string_tolower (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
static int	string_tolower2 (struct ast_channel *chan, const char *cmd, char *data, struct ast_str **buf, ssize_t buflen)
static int	string_toupper (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t buflen)
static int	string_toupper2 (struct ast_channel *chan, const char *cmd, char *data, struct ast_str **buf, ssize_t buflen)
static int	unload_module (void)
static int	unshift (struct ast_channel *chan, const char *cmd, char *var, const char *val)
Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "String handling dialplan functions" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, }
static char *	app_clearhash = "ClearHash"
static struct ast_custom_function	array_function
static struct ast_module_info *	ast_module_info = &__mod_info
static struct ast_custom_function	csv_quote_function
static struct ast_custom_function	eval_function
static struct ast_custom_function	fieldqty_function
static struct ast_custom_function	filter_function
static struct ast_custom_function	hash_function
static struct ast_custom_function	hashkeys_function
static struct ast_custom_function	keypadhash_function
static struct ast_custom_function	len_function
static struct ast_custom_function	listfilter_function
static struct ast_custom_function	pop_function
static struct ast_custom_function	push_function
static struct ast_custom_function	quote_function
static struct ast_custom_function	regex_function
static struct ast_threadstorage	result_buf = { .once = PTHREAD_ONCE_INIT, .key_init = __init_result_buf , .custom_init = NULL , }
static struct ast_custom_function	shift_function
static struct ast_custom_function	strftime_function
static struct ast_custom_function	strptime_function
static struct ast_custom_function	tolower_function
static struct ast_custom_function	toupper_function
static struct ast_custom_function	unshift_function

---

Detailed Description

String manipulation dialplan functions.

Author:

Tilghman Lesher

Anothony Minessale II

Definition in file func_strings.c.

---

Define Documentation

#define HASH_FORMAT   HASH_PREFIX "%s~"

Definition at line 655 of file func_strings.c.

Referenced by array(), hash_read(), and hash_write().

#define HASH_PREFIX   "~HASH~%s~"

Definition at line 654 of file func_strings.c.

Referenced by exec_clearhash(), hashkeys_read(), and hashkeys_read2().

---

Function Documentation

static void __init_result_buf

(

void

)

[static]

Definition at line 42 of file func_strings.c.

: If ${example} contains <literal>ex-amp-le</literal>, then ${FIELDQTY(example,-)} returns 3.</para>

static void __reg_module

(

void

)

[static]

Definition at line 1364 of file func_strings.c.

static void __unreg_module

(

void

)

[static]

Definition at line 1364 of file func_strings.c.

static int acf_strftime	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 966 of file func_strings.c.

References AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_get_timeval(), ast_localtime(), ast_log(), AST_STANDARD_APP_ARGS, ast_strftime(), ast_tvnow(), format, and LOG_WARNING.

{
   AST_DECLARE_APP_ARGS(args,
              AST_APP_ARG(epoch);
              AST_APP_ARG(timezone);
              AST_APP_ARG(format);
   );
   struct timeval when;
   struct ast_tm tm;

   buf[0] = '\0';

   AST_STANDARD_APP_ARGS(args, parse);

   ast_get_timeval(args.epoch, &when, ast_tvnow(), NULL);
   ast_localtime(&when, &tm, args.timezone);

   if (!args.format)
      args.format = "%c";

   if (ast_strftime(buf, buflen, args.format, &tm) <= 0)
      ast_log(LOG_WARNING, "C function strftime() output nothing?!!\n");

   buf[buflen - 1] = '\0';

   return 0;
}

static int acf_strptime	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 1000 of file func_strings.c.

References AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_log(), ast_mktime(), AST_STANDARD_APP_ARGS, ast_strlen_zero(), ast_strptime(), format, LOG_ERROR, and LOG_WARNING.

{
   AST_DECLARE_APP_ARGS(args,
              AST_APP_ARG(timestring);
              AST_APP_ARG(timezone);
              AST_APP_ARG(format);
   );
   struct ast_tm tm;

   buf[0] = '\0';

   if (!data) {
      ast_log(LOG_ERROR,
            "Asterisk function STRPTIME() requires an argument.\n");
      return -1;
   }

   AST_STANDARD_APP_ARGS(args, data);

   if (ast_strlen_zero(args.format)) {
      ast_log(LOG_ERROR,
            "No format supplied to STRPTIME(<timestring>,<timezone>,<format>)");
      return -1;
   }

   if (!ast_strptime(args.timestring, args.format, &tm)) {
      ast_log(LOG_WARNING, "STRPTIME() found no time specified within the string\n");
   } else {
      struct timeval when;
      when = ast_mktime(&tm, args.timezone);
      snprintf(buf, buflen, "%d", (int) when.tv_sec);
   }

   return 0;
}

static int array	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		const char *	value
	)			[static]

Definition at line 681 of file func_strings.c.

References AST_APP_ARG, ast_autoservice_stop(), ast_debug, AST_DECLARE_APP_ARGS, AST_STANDARD_APP_ARGS, ast_strdupa, HASH_FORMAT, pbx_builtin_getvar_helper(), and pbx_builtin_setvar_helper().

Referenced by hash_write().

{
   AST_DECLARE_APP_ARGS(arg1,
              AST_APP_ARG(var)[100];
   );
   AST_DECLARE_APP_ARGS(arg2,
              AST_APP_ARG(val)[100];
   );
   char *origvar = "", *value2, varname[256];
   int i, ishash = 0;

   value2 = ast_strdupa(value);
   if (!var || !value2)
      return -1;

   if (!strcmp(cmd, "HASH")) {
      const char *var2 = pbx_builtin_getvar_helper(chan, "~ODBCFIELDS~");
      origvar = var;
      if (var2)
         var = ast_strdupa(var2);
      else {
         if (chan)
            ast_autoservice_stop(chan);
         return -1;
      }
      ishash = 1;
   }

   /* The functions this will generally be used with are SORT and ODBC_*, which
    * both return comma-delimited lists.  However, if somebody uses literal lists,
    * their commas will be translated to vertical bars by the load, and I don't
    * want them to be surprised by the result.  Hence, we prefer commas as the
    * delimiter, but we'll fall back to vertical bars if commas aren't found.
    */
   ast_debug(1, "array (%s=%s)\n", var, value2);
   AST_STANDARD_APP_ARGS(arg1, var);

   AST_STANDARD_APP_ARGS(arg2, value2);

   for (i = 0; i < arg1.argc; i++) {
      ast_debug(1, "array set value (%s=%s)\n", arg1.var[i],
            arg2.val[i]);
      if (i < arg2.argc) {
         if (ishash) {
            snprintf(varname, sizeof(varname), HASH_FORMAT, origvar, arg1.var[i]);
            pbx_builtin_setvar_helper(chan, varname, arg2.val[i]);
         } else {
            pbx_builtin_setvar_helper(chan, arg1.var[i], arg2.val[i]);
         }
      } else {
         /* We could unset the variable, by passing a NULL, but due to
          * pushvar semantics, that could create some undesired behavior. */
         if (ishash) {
            snprintf(varname, sizeof(varname), HASH_FORMAT, origvar, arg1.var[i]);
            pbx_builtin_setvar_helper(chan, varname, "");
         } else {
            pbx_builtin_setvar_helper(chan, arg1.var[i], "");
         }
      }
   }

   return 0;
}

static int array_insert	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		const char *	val,
		int	beginning
	)			[static]

Definition at line 1241 of file func_strings.c.

References AST_APP_ARG, ast_channel_lock, ast_channel_unlock, AST_DECLARE_APP_ARGS, ast_free, ast_log(), AST_STANDARD_APP_ARGS, ast_str_append(), ast_str_buffer(), ast_str_create(), ast_str_set(), ast_strlen_zero(), buf, LOG_ERROR, LOG_WARNING, pbx_builtin_getvar_helper(), pbx_builtin_setvar_helper(), and S_OR.

Referenced by push(), and unshift().

{
   const char *tmp;
   struct ast_str *buf;
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(var);
      AST_APP_ARG(delimiter);
   );

   if (!chan) {
      ast_log(LOG_WARNING, "%s requires a channel\n", cmd);
      return -1;
   }

   AST_STANDARD_APP_ARGS(args, var);

   if (ast_strlen_zero(args.var) || ast_strlen_zero(val)) {
      ast_log(LOG_WARNING, "%s requires a variable, and at least one value\n", cmd);
      return -1;
   }

   if (args.delimiter && strlen(args.delimiter) != 1) {
      ast_log(LOG_WARNING, "%s delimeters should be a single character\n", cmd);
      return -1;
   }

   if (!(buf = ast_str_create(32))) {
      ast_log(LOG_ERROR, "Unable to allocate memory for buffer!\n");
      return -1;
   }

   ast_channel_lock(chan);
   if (!(tmp = pbx_builtin_getvar_helper(chan, args.var))) {
      ast_str_set(&buf, 0, "%s", val);
   } else {
      ast_str_append(&buf, 0, "%s%s%s", beginning ? val : tmp, S_OR(args.delimiter, ","), beginning ? tmp : val);
   }
   ast_channel_unlock(chan);

   pbx_builtin_setvar_helper(chan, args.var, ast_str_buffer(buf));
   ast_free(buf);

   return 0;
}

static int array_remove	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		char *	buf,
		size_t	len,
		int	beginning
	)			[static]

Definition at line 1172 of file func_strings.c.

References AST_APP_ARG, ast_channel_lock, ast_channel_unlock, ast_copy_string(), AST_DECLARE_APP_ARGS, ast_log(), AST_STANDARD_APP_ARGS, ast_strdupa, ast_strlen_zero(), LOG_WARNING, pbx_builtin_getvar_helper(), pbx_builtin_setvar_helper(), s, and S_OR.

Referenced by pop(), and shift().

{
   const char *tmp;
   char *after, *before;
   char *(*search_func)(const char *s, int c) = beginning ? strchr : strrchr;
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(var);
      AST_APP_ARG(delimiter);
   );

   if (!chan) {
      ast_log(LOG_WARNING, "%s requires a channel\n", cmd);
      return -1;
   }

   AST_STANDARD_APP_ARGS(args, var);

   if (ast_strlen_zero(args.var)) {
      ast_log(LOG_WARNING, "%s requires a channel variable name\n", cmd);
      return -1;
   }

   if (args.delimiter && strlen(args.delimiter) != 1) {
      ast_log(LOG_WARNING, "%s delimeters should be a single character\n", cmd);
      return -1;
   }

   ast_channel_lock(chan);
   if (ast_strlen_zero(tmp = pbx_builtin_getvar_helper(chan, args.var))) {
      ast_channel_unlock(chan);
      return 0;
   }

   before = ast_strdupa(tmp);
   ast_channel_unlock(chan);

   /* Only one entry in array */
   if (!(after = search_func(before, S_OR(args.delimiter, ",")[0]))) {
      ast_copy_string(buf, before, len);
      pbx_builtin_setvar_helper(chan, args.var, "");
   } else {
      *after++ = '\0';
      ast_copy_string(buf, beginning ? before : after, len);
      pbx_builtin_setvar_helper(chan, args.var, beginning ? after : before);
   }

   return 0;

}

static void clearvar_prefix	(	struct ast_channel *	chan,
		const char *	prefix
	)			[static]

Definition at line 660 of file func_strings.c.

References ast_free, AST_LIST_REMOVE_CURRENT, AST_LIST_TRAVERSE_SAFE_BEGIN, AST_LIST_TRAVERSE_SAFE_END, ast_var_name(), ast_var_t::entries, len(), var, and ast_channel::varshead.

Referenced by exec_clearhash().

{
   struct ast_var_t *var;
   int len = strlen(prefix);
   AST_LIST_TRAVERSE_SAFE_BEGIN(&chan->varshead, var, entries) {
      if (strncasecmp(prefix, ast_var_name(var), len) == 0) {
         AST_LIST_REMOVE_CURRENT(entries);
         ast_free(var);
      }
   }
   AST_LIST_TRAVERSE_SAFE_END
}

static int csv_quote	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 912 of file func_strings.c.

References ast_copy_string(), ast_log(), ast_strlen_zero(), LOG_ERROR, and LOG_WARNING.

{
   char *bufptr = buf, *dataptr = data;

   if (len < 3){ /* at least two for quotes and one for binary zero */
      ast_log(LOG_ERROR, "Not enough buffer");
      return -1;
   }

   if (ast_strlen_zero(data)) {
      ast_log(LOG_WARNING, "No argument specified!\n");
      ast_copy_string(buf,"\"\"",len);
      return 0;
   }

   *bufptr++ = '"';
   for (; bufptr < buf + len - 3; dataptr++){
      if (*dataptr == '"') {
         *bufptr++ = '"';
         *bufptr++ = '"';
      } else if (*dataptr == '\0') {
         break;
      } else {
         *bufptr++ = *dataptr;
      }
   }
   *bufptr++ = '"';
   *bufptr='\0';
   return 0;
}

static int exec_clearhash	(	struct ast_channel *	chan,
		const char *	data
	)			[static]

Definition at line 673 of file func_strings.c.

References clearvar_prefix(), HASH_PREFIX, and prefix.

Referenced by load_module().

{
   char prefix[80];
   snprintf(prefix, sizeof(prefix), HASH_PREFIX, data ? (char *)data : "null");
   clearvar_prefix(chan, prefix);
   return 0;
}

static int filter	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		size_t	len
	)			[static]

Note:

Looks a little strange, until you realize that we can overflow the size of a char.

Definition at line 548 of file func_strings.c.

References AST_APP_ARG, ast_debug, AST_DECLARE_APP_ARGS, ast_get_encoded_char(), ast_log(), AST_STANDARD_APP_ARGS, and LOG_ERROR.

Referenced by realtime_ldap_base_ap(), set_egress_subscription(), update2_ldap(), and update_ldap().

{
   AST_DECLARE_APP_ARGS(args,
              AST_APP_ARG(allowed);
              AST_APP_ARG(string);
   );
   char *outbuf = buf, ac;
   char allowed[256] = "";
   size_t allowedlen = 0;

   AST_STANDARD_APP_ARGS(args, parse);

   if (!args.string) {
      ast_log(LOG_ERROR, "Usage: FILTER(<allowed-chars>,<string>)\n");
      return -1;
   }

   /* Expand ranges */
   for (; *(args.allowed) && allowedlen < sizeof(allowed); ) {
      char c1 = 0, c2 = 0;
      size_t consumed = 0;

      if (ast_get_encoded_char(args.allowed, &c1, &consumed))
         return -1;
      args.allowed += consumed;

      if (*(args.allowed) == '-') {
         if (ast_get_encoded_char(args.allowed + 1, &c2, &consumed))
            c2 = -1;
         args.allowed += consumed + 1;

         /*!\note
          * Looks a little strange, until you realize that we can overflow
          * the size of a char.
          */
         for (ac = c1; ac != c2 && allowedlen < sizeof(allowed) - 1; ac++)
            allowed[allowedlen++] = ac;
         allowed[allowedlen++] = ac;

         ast_debug(4, "c1=%d, c2=%d\n", c1, c2);

         /* Decrement before the loop increment */
         (args.allowed)--;
      } else
         allowed[allowedlen++] = c1;
   }

   ast_debug(1, "Allowed: %s\n", allowed);

   for (; *(args.string) && (buf + len - 1 > outbuf); (args.string)++) {
      if (strchr(allowed, *(args.string)))
         *outbuf++ = *(args.string);
   }
   *outbuf = '\0';

   return 0;
}

static int function_eval	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 1042 of file func_strings.c.

References ast_log(), ast_strlen_zero(), LOG_WARNING, and pbx_substitute_variables_helper().

{
   if (ast_strlen_zero(data)) {
      ast_log(LOG_WARNING, "EVAL requires an argument: EVAL(<string>)\n");
      return -1;
   }

   pbx_substitute_variables_helper(chan, data, buf, buflen - 1);

   return 0;
}

static int function_eval2	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		struct ast_str **	buf,
		ssize_t	buflen
	)			[static]

Definition at line 1055 of file func_strings.c.

References ast_log(), ast_str_substitute_variables(), ast_strlen_zero(), and LOG_WARNING.

{
   if (ast_strlen_zero(data)) {
      ast_log(LOG_WARNING, "EVAL requires an argument: EVAL(<string>)\n");
      return -1;
   }

   ast_str_substitute_variables(buf, buflen, chan, data);

   return 0;
}

static int function_fieldqty	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 408 of file func_strings.c.

References function_fieldqty_helper().

{
   return function_fieldqty_helper(chan, cmd, parse, buf, NULL, len);
}

static int function_fieldqty_helper	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		struct ast_str **	sbuf,
		ssize_t	len
	)			[static]

Definition at line 362 of file func_strings.c.

References AST_APP_ARG, AST_DECLARE_APP_ARGS, ast_free, ast_get_encoded_char(), AST_STANDARD_APP_ARGS, ast_str_buffer(), ast_str_create(), ast_str_set(), ast_str_strlen(), ast_str_substitute_variables(), str, and strsep().

Referenced by function_fieldqty(), and function_fieldqty_str().

{
   char *varsubst;
   struct ast_str *str = ast_str_create(16);
   int fieldcount = 0;
   AST_DECLARE_APP_ARGS(args,
              AST_APP_ARG(varname);
              AST_APP_ARG(delim);
      );
   char delim[2] = "";
   size_t delim_used;

   if (!str) {
      return -1;
   }

   AST_STANDARD_APP_ARGS(args, parse);
   if (args.delim) {
      ast_get_encoded_char(args.delim, delim, &delim_used);

      varsubst = alloca(strlen(args.varname) + 4);

      sprintf(varsubst, "${%s}", args.varname);
      ast_str_substitute_variables(&str, 0, chan, varsubst);
      if (ast_str_strlen(str) == 0) {
         fieldcount = 0;
      } else {
         char *varval = ast_str_buffer(str);
         while (strsep(&varval, delim)) {
            fieldcount++;
         }
      }
   } else {
      fieldcount = 1;
   }
   if (sbuf) {
      ast_str_set(sbuf, len, "%d", fieldcount);
   } else {
      snprintf(buf, len, "%d", fieldcount);
   }

   ast_free(str);
   return 0;
}

static int function_fieldqty_str	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		struct ast_str **	buf,
		ssize_t	len
	)			[static]

Definition at line 414 of file func_strings.c.

References function_fieldqty_helper().

{
   return function_fieldqty_helper(chan, cmd, parse, NULL, buf, len);
}

static int hash_read	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 810 of file func_strings.c.

References AST_APP_ARG, ast_copy_string(), AST_DECLARE_APP_ARGS, AST_STANDARD_APP_ARGS, HASH_FORMAT, hashkeys_read(), pbx_builtin_getvar_helper(), and pbx_builtin_setvar_helper().

{
   char varname[256];
   const char *varvalue;
   AST_DECLARE_APP_ARGS(arg,
      AST_APP_ARG(hashname);
      AST_APP_ARG(hashkey);
   );

   AST_STANDARD_APP_ARGS(arg, data);
   if (arg.argc == 2) {
      snprintf(varname, sizeof(varname), HASH_FORMAT, arg.hashname, arg.hashkey);
      varvalue = pbx_builtin_getvar_helper(chan, varname);
      if (varvalue)
         ast_copy_string(buf, varvalue, len);
      else
         *buf = '\0';
   } else if (arg.argc == 1) {
      char colnames[4096];
      int i;
      AST_DECLARE_APP_ARGS(arg2,
         AST_APP_ARG(col)[100];
      );

      /* Get column names, in no particular order */
      hashkeys_read(chan, "HASHKEYS", arg.hashname, colnames, sizeof(colnames));
      pbx_builtin_setvar_helper(chan, "~ODBCFIELDS~", colnames);

      AST_STANDARD_APP_ARGS(arg2, colnames);
      *buf = '\0';

      /* Now get the corresponding column values, in exactly the same order */
      for (i = 0; i < arg2.argc; i++) {
         snprintf(varname, sizeof(varname), HASH_FORMAT, arg.hashname, arg2.col[i]);
         varvalue = pbx_builtin_getvar_helper(chan, varname);
         strncat(buf, varvalue, len - strlen(buf) - 1);
         strncat(buf, ",", len - strlen(buf) - 1);
      }

      /* Strip trailing comma */
      buf[strlen(buf) - 1] = '\0';
   }

   return 0;
}

static int hash_write	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		const char *	value
	)			[static]

Definition at line 790 of file func_strings.c.

References array(), AST_APP_ARG, AST_DECLARE_APP_ARGS, AST_STANDARD_APP_ARGS, HASH_FORMAT, and pbx_builtin_setvar_helper().

{
   char varname[256];
   AST_DECLARE_APP_ARGS(arg,
      AST_APP_ARG(hashname);
      AST_APP_ARG(hashkey);
   );

   if (!strchr(var, ',')) {
      /* Single argument version */
      return array(chan, "HASH", var, value);
   }

   AST_STANDARD_APP_ARGS(arg, var);
   snprintf(varname, sizeof(varname), HASH_FORMAT, arg.hashname, arg.hashkey);
   pbx_builtin_setvar_helper(chan, varname, value);

   return 0;
}

static int hashkeys_read	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 746 of file func_strings.c.

References AST_LIST_TRAVERSE, ast_str_alloca, ast_str_buffer(), ast_str_set(), ast_str_strlen(), ast_var_name(), HASH_PREFIX, prefix, and ast_channel::varshead.

Referenced by hash_read().

{
   struct ast_var_t *newvar;
   struct ast_str *prefix = ast_str_alloca(80);

   ast_str_set(&prefix, -1, HASH_PREFIX, data);
   memset(buf, 0, len);

   AST_LIST_TRAVERSE(&chan->varshead, newvar, entries) {
      if (strncasecmp(ast_str_buffer(prefix), ast_var_name(newvar), ast_str_strlen(prefix)) == 0) {
         /* Copy everything after the prefix */
         strncat(buf, ast_var_name(newvar) + ast_str_strlen(prefix), len - strlen(buf) - 1);
         /* Trim the trailing ~ */
         buf[strlen(buf) - 1] = ',';
      }
   }
   /* Trim the trailing comma */
   buf[strlen(buf) - 1] = '\0';
   return 0;
}

static int hashkeys_read2	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		struct ast_str **	buf,
		ssize_t	len
	)			[static]

Definition at line 767 of file func_strings.c.

References AST_LIST_TRAVERSE, ast_str_alloca, ast_str_append(), ast_str_buffer(), ast_str_set(), ast_str_strlen(), ast_var_name(), HASH_PREFIX, prefix, and ast_channel::varshead.

{
   struct ast_var_t *newvar;
   struct ast_str *prefix = ast_str_alloca(80);
   char *tmp;

   ast_str_set(&prefix, -1, HASH_PREFIX, data);

   AST_LIST_TRAVERSE(&chan->varshead, newvar, entries) {
      if (strncasecmp(ast_str_buffer(prefix), ast_var_name(newvar), ast_str_strlen(prefix)) == 0) {
         /* Copy everything after the prefix */
         ast_str_append(buf, len, "%s", ast_var_name(newvar) + ast_str_strlen(prefix));
         /* Trim the trailing ~ */
         tmp = ast_str_buffer(*buf);
         tmp[ast_str_strlen(*buf) - 1] = ',';
      }
   }
   /* Trim the trailing comma */
   tmp = ast_str_buffer(*buf);
   tmp[ast_str_strlen(*buf) - 1] = '\0';
   return 0;
}

static int keypadhash	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 1074 of file func_strings.c.

{
   char *bufptr, *dataptr;

   for (bufptr = buf, dataptr = data; bufptr < buf + buflen - 1; dataptr++) {
      if (*dataptr == '\0') {
         *bufptr++ = '\0';
         break;
      } else if (*dataptr == '1') {
         *bufptr++ = '1';
      } else if (strchr("AaBbCc2", *dataptr)) {
         *bufptr++ = '2';
      } else if (strchr("DdEeFf3", *dataptr)) {
         *bufptr++ = '3';
      } else if (strchr("GgHhIi4", *dataptr)) {
         *bufptr++ = '4';
      } else if (strchr("JjKkLl5", *dataptr)) {
         *bufptr++ = '5';
      } else if (strchr("MmNnOo6", *dataptr)) {
         *bufptr++ = '6';
      } else if (strchr("PpQqRrSs7", *dataptr)) {
         *bufptr++ = '7';
      } else if (strchr("TtUuVv8", *dataptr)) {
         *bufptr++ = '8';
      } else if (strchr("WwXxYyZz9", *dataptr)) {
         *bufptr++ = '9';
      } else if (*dataptr == '0') {
         *bufptr++ = '0';
      }
   }
   buf[buflen - 1] = '\0';

   return 0;
}

static int len	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 948 of file func_strings.c.

Referenced by __analog_ss_thread(), __ast_cli_register(), __get_header(), _parse(), add_sdp(), ael_token_subst(), aes_helper(), aji_io_recv(), aji_recv(), aji_send_header(), aji_send_raw(), aji_start_sasl(), alsa_write(), analog_ss_thread(), append_interface(), append_var_and_value_to_filter(), ast_agi_register_multiple(), ast_agi_unregister_multiple(), ast_app_group_set_channel(), ast_callerid_vmwi_generate(), ast_cdr_appenduserfield(), ast_cli_complete(), ast_codec_get_len(), ast_complete_source_filename(), ast_dsp_noise(), ast_dsp_process(), ast_dsp_silence(), ast_event_cb(), ast_frdup(), ast_getformatname_multiple(), ast_http_send(), ast_http_uri_link(), ast_mkdir(), ast_read_image(), ast_rtcp_read(), ast_rtcp_write_rr(), ast_rtcp_write_sr(), ast_rtp_read(), ast_say_number_full_ka(), ast_smoother_read(), ast_str_buffer(), ast_str_substitute_variables_full(), ast_translate(), ast_udptl_read(), ast_udptl_write(), auth_exec(), authenticate(), build_device(), build_facility(), builtin_automixmonitor(), builtin_automonitor(), callerid_generate(), cleaned_basedn(), clearvar_prefix(), cli_console_sendtext(), complete_agent_logoff_cmd(), complete_dialplan_add_extension(), complete_dialplan_add_ignorepat(), complete_dialplan_add_include(), complete_dialplan_remove_extension(), complete_dialplan_remove_ignorepat(), complete_dialplan_remove_include(), complete_meetmecmd(), complete_peer_helper(), conf_play(), config_jitterbuffer(), copy(), create_video_frame(), dahdi_sendtext(), dahdi_setoption(), devstate_write(), dialgroup_refreshdb(), dictate_exec(), dundi_encrypt(), dundi_parse_ies(), dundi_send(), enc_ie_facility(), evt_event_deliver_cb(), expr2_token_subst(), feature_request_and_dial(), ffmpeg_decode(), get_sdp(), get_sdp_iterate(), get_to_address(), gsm_write(), gsmtolin_framein(), h261_encap(), h263_encap(), h263_read(), h263_write(), h263p_encap(), h264_read(), h264_write(), handle_cli_devstate_change(), handle_commandmatchesarray(), handle_output(), handle_response(), help1(), iax_parse_ies(), iax_str2flags(), launch_monitor_thread(), load_file(), local_call(), lpc10tolin_framein(), message_template_parse_emailbody(), mgcp_ss(), mgcpsock_read(), misdn_read(), monmp3thread(), mpeg4_encap(), newpvt(), ogg_vorbis_read(), parse_ie(), ParseBookmark(), pbx_load_users(), pbx_substitute_variables_helper_full(), phoneprov_callback(), process_sdp(), readfile_exec(), red_t140_to_red(), reschedule_precache(), run_agi(), set(), set_egress_subscription(), skinny_ss(), sms_messagetx(), socket_read(), static_callback(), strndup(), strnlen(), term_filter_escapes(), transfer_exec(), udptl_build_packet(), unistim_sp(), unquote(), and wav_write().

{
   int length = 0;

   if (data)
      length = strlen(data);

   snprintf(buf, buflen, "%d", length);

   return 0;
}

static int listfilter	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		struct ast_str **	bufstr,
		ssize_t	len
	)			[static]

Definition at line 426 of file func_strings.c.

References AST_APP_ARG, ast_channel_lock, ast_channel_unlock, ast_copy_string(), AST_DECLARE_APP_ARGS, ast_get_encoded_str(), ast_log(), AST_STANDARD_APP_ARGS, ast_str_append(), ast_str_append_substr(), ast_str_buffer(), ast_str_make_space(), ast_str_reset(), ast_str_set(), ast_str_thread_get(), first, LOG_ERROR, ast_custom_function::next, pbx_builtin_getvar_helper(), and result_buf.

Referenced by listfilter_read(), and listfilter_read2().

{
   AST_DECLARE_APP_ARGS(args,
      AST_APP_ARG(listname);
      AST_APP_ARG(delimiter);
      AST_APP_ARG(fieldvalue);
   );
   const char *orig_list, *ptr;
   const char *begin, *cur, *next;
   int dlen, flen, first = 1;
   struct ast_str *result, **result_ptr = &result;
   char *delim;

   AST_STANDARD_APP_ARGS(args, parse);

   if (buf) {
      result = ast_str_thread_get(&result_buf, 16);
   } else {
      /* Place the result directly into the output buffer */
      result_ptr = bufstr;
   }

   if (args.argc < 3) {
      ast_log(LOG_ERROR, "Usage: LISTFILTER(<listname>,<delimiter>,<fieldvalue>)\n");
      return -1;
   }

   /* If we don't lock the channel, the variable could disappear out from underneath us. */
   if (chan) {
      ast_channel_lock(chan);
   }
   if (!(orig_list = pbx_builtin_getvar_helper(chan, args.listname))) {
      ast_log(LOG_ERROR, "List variable '%s' not found\n", args.listname);
      if (chan) {
         ast_channel_unlock(chan);
      }
      return -1;
   }

   /* If the string isn't there, just copy out the string and be done with it. */
   if (!(ptr = strstr(orig_list, args.fieldvalue))) {
      if (buf) {
         ast_copy_string(buf, orig_list, len);
      } else {
         ast_str_set(result_ptr, len, "%s", orig_list);
      }
      if (chan) {
         ast_channel_unlock(chan);
      }
      return 0;
   }

   dlen = strlen(args.delimiter);
   delim = alloca(dlen + 1);
   ast_get_encoded_str(args.delimiter, delim, dlen + 1);

   if ((dlen = strlen(delim)) == 0) {
      delim = ",";
      dlen = 1;
   }

   flen = strlen(args.fieldvalue);

   ast_str_reset(result);
   /* Enough space for any result */
   if (len > -1) {
      ast_str_make_space(result_ptr, len ? len : strlen(orig_list) + 1);
   }

   begin = orig_list;
   next = strstr(begin, delim);

   do {
      /* Find next boundary */
      if (next) {
         cur = next;
         next = strstr(cur + dlen, delim);
      } else {
         cur = strchr(begin + dlen, '\0');
      }

      if (flen == cur - begin && !strncmp(begin, args.fieldvalue, flen)) {
         /* Skip field */
         begin += flen + dlen;
      } else {
         /* Copy field to output */
         if (!first) {
            ast_str_append(result_ptr, len, "%s", delim);
         }

         ast_str_append_substr(result_ptr, len, begin, cur - begin + 1);
         first = 0;
         begin = cur + dlen;
      }
   } while (*cur != '\0');
   if (chan) {
      ast_channel_unlock(chan);
   }

   if (buf) {
      ast_copy_string(buf, ast_str_buffer(result), len);
   }

   return 0;
}

static int listfilter_read	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 532 of file func_strings.c.

References listfilter().

{
   return listfilter(chan, cmd, parse, buf, NULL, len);
}

static int listfilter_read2	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		struct ast_str **	buf,
		ssize_t	len
	)			[static]

Definition at line 537 of file func_strings.c.

References listfilter().

{
   return listfilter(chan, cmd, parse, NULL, buf, len);
}

static int load_module

(

void

)

[static]

Definition at line 1335 of file func_strings.c.

References ast_custom_function_register, ast_register_application_xml, and exec_clearhash().

{
   int res = 0;

   res |= ast_custom_function_register(&fieldqty_function);
   res |= ast_custom_function_register(&filter_function);
   res |= ast_custom_function_register(&listfilter_function);
   res |= ast_custom_function_register(&regex_function);
   res |= ast_custom_function_register(&array_function);
   res |= ast_custom_function_register(&quote_function);
   res |= ast_custom_function_register(&csv_quote_function);
   res |= ast_custom_function_register(&len_function);
   res |= ast_custom_function_register(&strftime_function);
   res |= ast_custom_function_register(&strptime_function);
   res |= ast_custom_function_register(&eval_function);
   res |= ast_custom_function_register(&keypadhash_function);
   res |= ast_custom_function_register(&hashkeys_function);
   res |= ast_custom_function_register(&hash_function);
   res |= ast_register_application_xml(app_clearhash, exec_clearhash);
   res |= ast_custom_function_register(&toupper_function);
   res |= ast_custom_function_register(&tolower_function);
   res |= ast_custom_function_register(&shift_function);
   res |= ast_custom_function_register(&pop_function);
   res |= ast_custom_function_register(&push_function);
   res |= ast_custom_function_register(&unshift_function);

   return res;
}

static int pop	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 1231 of file func_strings.c.

References array_remove().

{
   return array_remove(chan, cmd, var, buf, len, 0);
}

static int push	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		const char *	val
	)			[static]

Definition at line 1286 of file func_strings.c.

References array_insert().

{
   return array_insert(chan, cmd, var, val, 0);
}

static int quote	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 873 of file func_strings.c.

References ast_copy_string(), ast_log(), ast_strlen_zero(), LOG_ERROR, and LOG_WARNING.

Referenced by __ast_app_separate_args().

{
   char *bufptr = buf, *dataptr = data;

   if (len < 3){ /* at least two for quotes and one for binary zero */
      ast_log(LOG_ERROR, "Not enough buffer");
      return -1;
   }

   if (ast_strlen_zero(data)) {
      ast_log(LOG_WARNING, "No argument specified!\n");
      ast_copy_string(buf, "\"\"", len);
      return 0;
   }

   *bufptr++ = '"';
   for (; bufptr < buf + len - 3; dataptr++) {
      if (*dataptr == '\\') {
         *bufptr++ = '\\';
         *bufptr++ = '\\';
      } else if (*dataptr == '"') {
         *bufptr++ = '\\';
         *bufptr++ = '"';
      } else if (*dataptr == '\0') {
         break;
      } else {
         *bufptr++ = *dataptr;
      }
   }
   *bufptr++ = '"';
   *bufptr = '\0';
   return 0;
}

static int regex	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	parse,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 612 of file func_strings.c.

References AST_APP_ARG, ast_debug, AST_DECLARE_APP_ARGS, ast_log(), AST_NONSTANDARD_APP_ARGS, LOG_ERROR, LOG_WARNING, and str.

{
   AST_DECLARE_APP_ARGS(args,
              AST_APP_ARG(null);
              AST_APP_ARG(reg);
              AST_APP_ARG(str);
   );
   int errcode;
   regex_t regexbuf;

   buf[0] = '\0';

   AST_NONSTANDARD_APP_ARGS(args, parse, '"');

   if (args.argc != 3) {
      ast_log(LOG_ERROR, "Unexpected arguments: should have been in the form '\"<regex>\" <string>'\n");
      return -1;
   }
   if ((*args.str == ' ') || (*args.str == '\t'))
      args.str++;

   ast_debug(1, "FUNCTION REGEX (%s)(%s)\n", args.reg, args.str);

   if ((errcode = regcomp(&regexbuf, args.reg, REG_EXTENDED | REG_NOSUB))) {
      regerror(errcode, &regexbuf, buf, len);
      ast_log(LOG_WARNING, "Malformed input %s(%s): %s\n", cmd, parse, buf);
      return -1;
   }
   
   strcpy(buf, regexec(&regexbuf, args.str, 0, NULL, 0) ? "0" : "1");

   regfree(&regexbuf);

   return 0;
}

static int shift	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		char *	buf,
		size_t	len
	)			[static]

Definition at line 1222 of file func_strings.c.

References array_remove().

{
   return array_remove(chan, cmd, var, buf, len, 1);
}

static int string_tolower	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 1143 of file func_strings.c.

{
   char *bufptr = buf, *dataptr = data;

   while ((bufptr < buf + buflen - 1) && (*bufptr++ = tolower(*dataptr++)));

   return 0;
}

static int string_tolower2	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		struct ast_str **	buf,
		ssize_t	buflen
	)			[static]

Definition at line 1152 of file func_strings.c.

References ast_str_buffer(), ast_str_make_space(), ast_str_size(), and ast_str_update().

{
   char *bufptr, *dataptr = data;

   if (buflen > -1) {
      ast_str_make_space(buf, buflen > 0 ? buflen : strlen(data) + 1);
   }
   bufptr = ast_str_buffer(*buf);
   while ((bufptr < ast_str_buffer(*buf) + ast_str_size(*buf) - 1) && (*bufptr++ = tolower(*dataptr++)));
   ast_str_update(*buf);

   return 0;
}

static int string_toupper	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		char *	buf,
		size_t	buflen
	)			[static]

Definition at line 1114 of file func_strings.c.

{
   char *bufptr = buf, *dataptr = data;

   while ((bufptr < buf + buflen - 1) && (*bufptr++ = toupper(*dataptr++)));

   return 0;
}

static int string_toupper2	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	data,
		struct ast_str **	buf,
		ssize_t	buflen
	)			[static]

Definition at line 1123 of file func_strings.c.

References ast_str_buffer(), ast_str_make_space(), ast_str_size(), and ast_str_update().

{
   char *bufptr, *dataptr = data;

   if (buflen > -1) {
      ast_str_make_space(buf, buflen > 0 ? buflen : strlen(data) + 1);
   }
   bufptr = ast_str_buffer(*buf);
   while ((bufptr < ast_str_buffer(*buf) + ast_str_size(*buf) - 1) && (*bufptr++ = toupper(*dataptr++)));
   ast_str_update(*buf);

   return 0;
}

static int unload_module

(

void

)

[static]

Definition at line 1306 of file func_strings.c.

References ast_custom_function_unregister(), and ast_unregister_application().

{
   int res = 0;

   res |= ast_custom_function_unregister(&fieldqty_function);
   res |= ast_custom_function_unregister(&filter_function);
   res |= ast_custom_function_unregister(&listfilter_function);
   res |= ast_custom_function_unregister(&regex_function);
   res |= ast_custom_function_unregister(&array_function);
   res |= ast_custom_function_unregister(&quote_function);
   res |= ast_custom_function_unregister(&csv_quote_function);
   res |= ast_custom_function_unregister(&len_function);
   res |= ast_custom_function_unregister(&strftime_function);
   res |= ast_custom_function_unregister(&strptime_function);
   res |= ast_custom_function_unregister(&eval_function);
   res |= ast_custom_function_unregister(&keypadhash_function);
   res |= ast_custom_function_unregister(&hashkeys_function);
   res |= ast_custom_function_unregister(&hash_function);
   res |= ast_unregister_application(app_clearhash);
   res |= ast_custom_function_unregister(&toupper_function);
   res |= ast_custom_function_unregister(&tolower_function);
   res |= ast_custom_function_unregister(&shift_function);
   res |= ast_custom_function_unregister(&pop_function);
   res |= ast_custom_function_unregister(&push_function);
   res |= ast_custom_function_unregister(&unshift_function);

   return res;
}

static int unshift	(	struct ast_channel *	chan,
		const char *	cmd,
		char *	var,
		const char *	val
	)			[static]

Definition at line 1296 of file func_strings.c.

References array_insert().

{
   return array_insert(chan, cmd, var, val, 1);
}

---

Variable Documentation

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_DEFAULT , .description = "String handling dialplan functions" , .key = "This paragraph is copyright (c) 2006 by Digium, Inc. \In order for your module to load, it must return this \key via a function called \"key\". Any code which \includes this paragraph must be licensed under the GNU \General Public License version 2 or later (at your \option). In addition to Digium's general reservations \of rights, Digium expressly reserves the right to \allow other parties to license this paragraph under \different terms. Any use of Digium, Inc. trademarks or \logos (including \"Asterisk\" or \"Digium\") without \express written permission of Digium, Inc. is prohibited.\n" , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, } [static]

Definition at line 1364 of file func_strings.c.

char* app_clearhash = "ClearHash" [static]

Definition at line 657 of file func_strings.c.

struct ast_custom_function array_function [static]

Initial value:

 {
   .name = "ARRAY",
   .write = array,
}

Definition at line 868 of file func_strings.c.

struct ast_module_info* ast_module_info = &__mod_info [static]

Definition at line 1364 of file func_strings.c.

struct ast_custom_function csv_quote_function [static]

Initial value:

 {
   .name = "CSV_QUOTE",
   .read = csv_quote,
}

Definition at line 943 of file func_strings.c.

struct ast_custom_function eval_function [static]

Initial value:

 {
   .name = "EVAL",
   .read = function_eval,
   .read2 = function_eval2,
}

Definition at line 1068 of file func_strings.c.

struct ast_custom_function fieldqty_function [static]

Initial value:

 {
   .name = "FIELDQTY",
   .read = function_fieldqty,
   .read2 = function_fieldqty_str,
}

Definition at line 420 of file func_strings.c.

struct ast_custom_function filter_function [static]

Initial value:

 {
   .name = "FILTER",
   .read = filter,
}

Definition at line 607 of file func_strings.c.

struct ast_custom_function hash_function [static]

Initial value:

 {
   .name = "HASH",
   .write = hash_write,
   .read = hash_read,
}

Definition at line 856 of file func_strings.c.

struct ast_custom_function hashkeys_function [static]

Initial value:

 {
   .name = "HASHKEYS",
   .read = hashkeys_read,
   .read2 = hashkeys_read2,
}

Definition at line 862 of file func_strings.c.

struct ast_custom_function keypadhash_function [static]

Initial value:

 {
   .name = "KEYPADHASH",
   .read = keypadhash,
}

Definition at line 1109 of file func_strings.c.

struct ast_custom_function len_function [static]

Initial value:

 {
   .name = "LEN",
   .read = len,
   .read_max = 12,
}

Definition at line 960 of file func_strings.c.

struct ast_custom_function listfilter_function [static]

Initial value:

 {
   .name = "LISTFILTER",
   .read = listfilter_read,
   .read2 = listfilter_read2,
}

Definition at line 542 of file func_strings.c.

struct ast_custom_function pop_function [static]

Initial value:

 {
   .name = "POP",
   .read = pop,
}

Definition at line 1236 of file func_strings.c.

struct ast_custom_function push_function [static]

Initial value:

 {
   .name = "PUSH",
   .write = push,
}

Definition at line 1291 of file func_strings.c.

struct ast_custom_function quote_function [static]

Initial value:

 {
   .name = "QUOTE",
   .read = quote,
}

Definition at line 907 of file func_strings.c.

struct ast_custom_function regex_function [static]

Initial value:

 {
   .name = "REGEX",
   .read = regex,
}

Definition at line 649 of file func_strings.c.

struct ast_threadstorage result_buf = { .once = PTHREAD_ONCE_INIT, .key_init = __init_result_buf , .custom_init = NULL , } [static]

Definition at line 42 of file func_strings.c.

struct ast_custom_function shift_function [static]

Initial value:

 {
   .name = "SHIFT",
   .read = shift,
}

Definition at line 1226 of file func_strings.c.

struct ast_custom_function strftime_function [static]

Initial value:

 {
   .name = "STRFTIME",
   .read = acf_strftime,
}

Definition at line 995 of file func_strings.c.

struct ast_custom_function strptime_function [static]

Initial value:

 {
   .name = "STRPTIME",
   .read = acf_strptime,
}

Definition at line 1037 of file func_strings.c.

struct ast_custom_function tolower_function [static]

Initial value:

 {
   .name = "TOLOWER",
   .read = string_tolower,
   .read2 = string_tolower2,
}

Definition at line 1166 of file func_strings.c.

struct ast_custom_function toupper_function [static]

Initial value:

 {
   .name = "TOUPPER",
   .read = string_toupper,
   .read2 = string_toupper2,
}

Definition at line 1137 of file func_strings.c.

struct ast_custom_function unshift_function [static]

Initial value:

 {
   .name = "UNSHIFT",
   .write = unshift,
}

Definition at line 1301 of file func_strings.c.