Thu Sep 7 01:03:30 2017

Asterisk developer's documentation


func_timeout.c File Reference

Channel timeout related dialplan functions. More...

#include "asterisk.h"
#include "asterisk/module.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/utils.h"
#include "asterisk/app.h"

Go to the source code of this file.

Functions

 AST_MODULE_INFO_STANDARD (ASTERISK_GPL_KEY,"Channel timeout dialplan functions")
static int load_module (void)
static int timeout_read (struct ast_channel *chan, const char *cmd, char *data, char *buf, size_t len)
static int timeout_write (struct ast_channel *chan, const char *cmd, char *data, const char *value)
static int unload_module (void)

Variables

static struct ast_custom_function timeout_function

Detailed Description

Channel timeout related dialplan functions.

Author:
Mark Spencer <markster@digium.com>

Definition in file func_timeout.c.


Function Documentation

AST_MODULE_INFO_STANDARD ( ASTERISK_GPL_KEY  ,
"Channel timeout dialplan functions"   
)
static int load_module ( void   )  [static]

Definition at line 207 of file func_timeout.c.

References ast_custom_function_register.

00208 {
00209    return ast_custom_function_register(&timeout_function);
00210 }

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

Definition at line 77 of file func_timeout.c.

References ast_copy_string(), ast_log(), ast_tvdiff_ms(), ast_tvnow(), ast_tvzero(), ast_pbx::dtimeoutms, LOG_ERROR, ast_channel::pbx, ast_pbx::rtimeoutms, and ast_channel::whentohangup.

00079 {
00080    struct timeval myt;
00081 
00082    if (!chan)
00083       return -1;
00084 
00085    if (!data) {
00086       ast_log(LOG_ERROR, "Must specify type of timeout to get.\n");
00087       return -1;
00088    }
00089 
00090    switch (*data) {
00091    case 'a':
00092    case 'A':
00093       if (ast_tvzero(chan->whentohangup)) {
00094          ast_copy_string(buf, "0", len);
00095       } else {
00096          myt = ast_tvnow();
00097          snprintf(buf, len, "%.3f", ast_tvdiff_ms(chan->whentohangup, myt) / 1000.0);
00098       }
00099       break;
00100 
00101    case 'r':
00102    case 'R':
00103       if (chan->pbx) {
00104          snprintf(buf, len, "%.3f", chan->pbx->rtimeoutms / 1000.0);
00105       }
00106       break;
00107 
00108    case 'd':
00109    case 'D':
00110       if (chan->pbx) {
00111          snprintf(buf, len, "%.3f", chan->pbx->dtimeoutms / 1000.0);
00112       }
00113       break;
00114 
00115    default:
00116       ast_log(LOG_ERROR, "Unknown timeout type specified.\n");
00117       return -1;
00118    }
00119 
00120    return 0;
00121 }

static int timeout_write ( struct ast_channel chan,
const char *  cmd,
char *  data,
const char *  value 
) [static]

Definition at line 123 of file func_timeout.c.

References ast_channel_setwhentohangup_tv(), ast_localtime(), ast_log(), ast_strftime(), ast_tvadd(), ast_tvnow(), ast_tvzero(), ast_verb, ast_verbose, ast_pbx::dtimeoutms, LOG_ERROR, ast_channel::pbx, ast_pbx::rtimeoutms, VERBOSITY_ATLEAST, and ast_channel::whentohangup.

00125 {
00126    double x = 0.0;
00127    long sec = 0L;
00128    char timestr[64];
00129    struct ast_tm myt;
00130    struct timeval when = {0,};
00131    int res;
00132 
00133    if (!chan)
00134       return -1;
00135 
00136    if (!data) {
00137       ast_log(LOG_ERROR, "Must specify type of timeout to set.\n");
00138       return -1;
00139    }
00140 
00141    if (!value)
00142       return -1;
00143 
00144    res = sscanf(value, "%30ld%30lf", &sec, &x);
00145    if (res == 0 || sec < 0) {
00146       when.tv_sec = 0;
00147       when.tv_usec = 0;
00148    } else if (res == 1) {
00149       when.tv_sec = sec;
00150    } else if (res == 2) {
00151       when.tv_sec = sec;
00152       when.tv_usec = x * 1000000;
00153    }
00154 
00155    switch (*data) {
00156    case 'a':
00157    case 'A':
00158       ast_channel_setwhentohangup_tv(chan, when);
00159       if (VERBOSITY_ATLEAST(3)) {
00160          if (!ast_tvzero(chan->whentohangup)) {
00161             when = ast_tvadd(when, ast_tvnow());
00162             ast_strftime(timestr, sizeof(timestr), "%Y-%m-%d %H:%M:%S.%3q %Z",
00163                ast_localtime(&when, &myt, NULL));
00164             ast_verbose("Channel will hangup at %s.\n", timestr);
00165          } else {
00166             ast_verbose("Channel hangup cancelled.\n");
00167          }
00168       }
00169       break;
00170 
00171    case 'r':
00172    case 'R':
00173       if (chan->pbx) {
00174          chan->pbx->rtimeoutms = when.tv_sec * 1000 + when.tv_usec / 1000;
00175          ast_verb(3, "Response timeout set to %.3f\n", chan->pbx->rtimeoutms / 1000.0);
00176       }
00177       break;
00178 
00179    case 'd':
00180    case 'D':
00181       if (chan->pbx) {
00182          chan->pbx->dtimeoutms = when.tv_sec * 1000 + when.tv_usec / 1000;
00183          ast_verb(3, "Digit timeout set to %.3f\n", chan->pbx->dtimeoutms / 1000.0);
00184       }
00185       break;
00186 
00187    default:
00188       ast_log(LOG_ERROR, "Unknown timeout type specified.\n");
00189       break;
00190    }
00191 
00192    return 0;
00193 }

static int unload_module ( void   )  [static]

Definition at line 202 of file func_timeout.c.

References ast_custom_function_unregister().

00203 {
00204    return ast_custom_function_unregister(&timeout_function);
00205 }


Variable Documentation

Definition at line 195 of file func_timeout.c.


Generated on 7 Sep 2017 for Asterisk - The Open Source Telephony Project by  doxygen 1.6.1