Fri Aug 24 02:27:59 2007

Asterisk developer's documentation


res_agi.c File Reference

AGI - the Asterisk Gateway Interface. More...

#include "asterisk.h"
#include <sys/types.h>
#include <netdb.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <arpa/inet.h>
#include <math.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <signal.h>
#include <sys/time.h>
#include <stdio.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include "asterisk/file.h"
#include "asterisk/logger.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/astdb.h"
#include "asterisk/callerid.h"
#include "asterisk/cli.h"
#include "asterisk/options.h"
#include "asterisk/image.h"
#include "asterisk/say.h"
#include "asterisk/app.h"
#include "asterisk/dsp.h"
#include "asterisk/musiconhold.h"
#include "asterisk/utils.h"
#include "asterisk/lock.h"
#include "asterisk/strings.h"
#include "asterisk/agi.h"

Include dependency graph for res_agi.c:

Go to the source code of this file.

Defines

#define AGI_PORT   4573
#define fdprintf   agi_debug_cli
#define MAX_AGI_CONNECT   2000
#define MAX_ARGS   128
#define MAX_COMMANDS   128
#define RETRY   3
#define TONE_BLOCK_SIZE   200

Enumerations

enum  agi_result { AGI_RESULT_SUCCESS, AGI_RESULT_FAILURE, AGI_RESULT_HANGUP }

Functions

static int agi_debug_cli (int fd, char *fmt,...)
static int agi_do_debug (int fd, int argc, char *argv[])
static int agi_exec (struct ast_channel *chan, void *data)
static int agi_exec_full (struct ast_channel *chan, void *data, int enhanced, int dead)
static int agi_handle_command (struct ast_channel *chan, AGI *agi, char *buf)
static int agi_no_debug (int fd, int argc, char *argv[])
static int agi_no_debug_deprecated (int fd, int argc, char *argv[])
int ast_agi_register (agi_command *agi)
void ast_agi_unregister (agi_command *agi)
 AST_MODULE_INFO (ASTERISK_GPL_KEY, AST_MODFLAG_GLOBAL_SYMBOLS,"Asterisk Gateway Interface (AGI)",.load=load_module,.unload=unload_module,)
static int deadagi_exec (struct ast_channel *chan, void *data)
static int eagi_exec (struct ast_channel *chan, void *data)
static agi_commandfind_command (char *cmds[], int exact)
static int handle_agidumphtml (int fd, int argc, char *argv[])
static int handle_answer (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_autohangup (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_channelstatus (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_controlstreamfile (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_dbdel (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_dbdeltree (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_dbget (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_dbput (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_exec (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_getdata (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_getoption (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_getvariable (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_getvariablefull (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_hangup (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_noop (struct ast_channel *chan, AGI *agi, int arg, char *argv[])
static int handle_recordfile (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_recvchar (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_recvtext (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_sayalpha (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_saydate (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_saydatetime (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_saydigits (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_saynumber (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_sayphonetic (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_saytime (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_sendimage (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_sendtext (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_setcallerid (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_setcontext (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_setextension (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_setmusic (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_setpriority (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_setvariable (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_showagi (int fd, int argc, char *argv[])
static int handle_streamfile (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_tddmode (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int handle_verbose (struct ast_channel *chan, AGI *agi, int argc, char **argv)
static int handle_waitfordigit (struct ast_channel *chan, AGI *agi, int argc, char *argv[])
static int help_workhorse (int fd, char *match[])
static enum agi_result launch_netscript (char *agiurl, char *argv[], int *fds, int *efd, int *opid)
static enum agi_result launch_script (char *script, char *argv[], int *fds, int *efd, int *opid)
static int load_module (void)
static int parse_args (char *s, int *max, char *argv[])
static enum agi_result run_agi (struct ast_channel *chan, char *request, AGI *agi, int pid, int *status, int dead, int argc, char *argv[])
static void setup_env (struct ast_channel *chan, char *request, int fd, int enhanced, int argc, char *argv[])
static int unload_module (void)

Variables

static int agidebug = 0
static char * app = "AGI"
static struct ast_cli_entry cli_agi []
static struct ast_cli_entry cli_agi_no_debug_deprecated
static struct ast_cli_entry cli_dump_agihtml_deprecated
static struct ast_cli_entry cli_show_agi_deprecated
static agi_command commands [MAX_COMMANDS]
static char * deadapp = "DeadAGI"
static char * deadsynopsis = "Executes AGI on a hungup channel"
static char debug_usage []
static char * descrip
static char dumpagihtml_help []
static char * eapp = "EAGI"
static char * esynopsis = "Executes an EAGI compliant application"
static char no_debug_usage []
static char showagi_help []
static char * synopsis = "Executes an AGI compliant application"
static char usage_answer []
static char usage_autohangup []
static char usage_channelstatus []
static char usage_controlstreamfile []
static char usage_dbdel []
static char usage_dbdeltree []
static char usage_dbget []
static char usage_dbput []
static char usage_exec []
static char usage_getdata []
static char usage_getoption []
static char usage_getvariable []
static char usage_getvariablefull []
static char usage_hangup []
static char usage_noop []
static char usage_recordfile []
static char usage_recvchar []
static char usage_recvtext []
static char usage_sayalpha []
static char usage_saydate []
static char usage_saydatetime []
static char usage_saydigits []
static char usage_saynumber []
static char usage_sayphonetic []
static char usage_saytime []
static char usage_sendimage []
static char usage_sendtext []
static char usage_setcallerid []
static char usage_setcontext []
static char usage_setextension []
static char usage_setmusic []
static char usage_setpriority []
static char usage_setvariable []
static char usage_streamfile []
static char usage_tddmode []
static char usage_verbose []
static char usage_waitfordigit []


Detailed Description

AGI - the Asterisk Gateway Interface.

Author:
Mark Spencer <markster@digium.com>

Definition in file res_agi.c.


Define Documentation

#define AGI_PORT   4573

Definition at line 111 of file res_agi.c.

Referenced by launch_netscript().

#define fdprintf   agi_debug_cli

Definition at line 73 of file res_agi.c.

Referenced by agi_handle_command(), handle_answer(), handle_autohangup(), handle_channelstatus(), handle_controlstreamfile(), handle_dbdel(), handle_dbdeltree(), handle_dbget(), handle_dbput(), handle_exec(), handle_getdata(), handle_getoption(), handle_getvariable(), handle_getvariablefull(), handle_hangup(), handle_noop(), handle_recordfile(), handle_recvchar(), handle_recvtext(), handle_sayalpha(), handle_saydate(), handle_saydatetime(), handle_saydigits(), handle_saynumber(), handle_sayphonetic(), handle_saytime(), handle_sendimage(), handle_sendtext(), handle_setcallerid(), handle_setcontext(), handle_setextension(), handle_setmusic(), handle_setpriority(), handle_setvariable(), handle_streamfile(), handle_tddmode(), handle_verbose(), handle_waitfordigit(), launch_netscript(), and setup_env().

#define MAX_AGI_CONNECT   2000

Definition at line 109 of file res_agi.c.

Referenced by launch_netscript().

#define MAX_ARGS   128

Definition at line 69 of file res_agi.c.

#define MAX_COMMANDS   128

Definition at line 70 of file res_agi.c.

Referenced by ast_agi_register().

#define RETRY   3

Definition at line 1845 of file res_agi.c.

Referenced by run_agi().

#define TONE_BLOCK_SIZE   200

Definition at line 106 of file res_agi.c.


Enumeration Type Documentation

enum agi_result

Enumerator:
AGI_RESULT_SUCCESS 
AGI_RESULT_FAILURE 
AGI_RESULT_HANGUP 

Definition at line 113 of file res_agi.c.

00113                 {
00114    AGI_RESULT_SUCCESS,
00115    AGI_RESULT_FAILURE,
00116    AGI_RESULT_HANGUP
00117 };


Function Documentation

static int agi_debug_cli ( int  fd,
char *  fmt,
  ... 
) [static]

Definition at line 119 of file res_agi.c.

References ast_carefulwrite(), ast_log(), ast_verbose(), free, LOG_ERROR, ast_variable::stuff, and vasprintf.

00120 {
00121    char *stuff;
00122    int res = 0;
00123 
00124    va_list ap;
00125    va_start(ap, fmt);
00126    res = vasprintf(&stuff, fmt, ap);
00127    va_end(ap);
00128    if (res == -1) {
00129       ast_log(LOG_ERROR, "Out of memory\n");
00130    } else {
00131       if (agidebug)
00132          ast_verbose("AGI Tx >> %s", stuff); /* \n provided by caller */
00133       res = ast_carefulwrite(fd, stuff, strlen(stuff), 100);
00134       free(stuff);
00135    }
00136 
00137    return res;
00138 }

static int agi_do_debug ( int  fd,
int  argc,
char *  argv[] 
) [static]

Definition at line 1332 of file res_agi.c.

References ast_cli(), RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01333 {
01334    if (argc != 2)
01335       return RESULT_SHOWUSAGE;
01336    agidebug = 1;
01337    ast_cli(fd, "AGI Debugging Enabled\n");
01338    return RESULT_SUCCESS;
01339 }

static int agi_exec ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 2078 of file res_agi.c.

References ast_channel::_softhangup, agi_exec_full(), ast_log(), ast_module_user::chan, and LOG_WARNING.

Referenced by load_module().

02079 {
02080    if (chan->_softhangup)
02081       ast_log(LOG_WARNING, "If you want to run AGI on hungup channels you should use DeadAGI!\n");
02082    return agi_exec_full(chan, data, 0, 0);
02083 }

static int agi_exec_full ( struct ast_channel chan,
void *  data,
int  enhanced,
int  dead 
) [static]

Definition at line 2010 of file res_agi.c.

References ast_channel::_state, AGI_RESULT_FAILURE, AGI_RESULT_SUCCESS, ast_answer(), ast_log(), ast_module_user_add, ast_module_user_remove, AST_STATE_UP, ast_strlen_zero(), ast_unreplace_sigchld(), ast_module_user::chan, launch_script(), LOG_WARNING, MAX_ARGS, pbx_builtin_setvar_helper(), run_agi(), and strsep().

Referenced by agi_exec(), deadagi_exec(), and eagi_exec().

02011 {
02012    enum agi_result res;
02013    struct ast_module_user *u;
02014    char *argv[MAX_ARGS];
02015    char buf[2048]="";
02016    char *tmp = (char *)buf;
02017    int argc = 0;
02018    int fds[2];
02019    int efd = -1;
02020    int pid;
02021         char *stringp;
02022    AGI agi;
02023 
02024    if (ast_strlen_zero(data)) {
02025       ast_log(LOG_WARNING, "AGI requires an argument (script)\n");
02026       return -1;
02027    }
02028    ast_copy_string(buf, data, sizeof(buf));
02029 
02030    memset(&agi, 0, sizeof(agi));
02031         while ((stringp = strsep(&tmp, "|")) && argc < MAX_ARGS-1)
02032       argv[argc++] = stringp;
02033    argv[argc] = NULL;
02034 
02035    u = ast_module_user_add(chan);
02036 #if 0
02037     /* Answer if need be */
02038         if (chan->_state != AST_STATE_UP) {
02039       if (ast_answer(chan)) {
02040          LOCAL_USER_REMOVE(u);
02041          return -1;
02042       }
02043    }
02044 #endif
02045    res = launch_script(argv[0], argv, fds, enhanced ? &efd : NULL, &pid);
02046    if (res == AGI_RESULT_SUCCESS) {
02047       int status = 0;
02048       agi.fd = fds[1];
02049       agi.ctrl = fds[0];
02050       agi.audio = efd;
02051       res = run_agi(chan, argv[0], &agi, pid, &status, dead, argc, argv);
02052       /* If the fork'd process returns non-zero, set AGISTATUS to FAILURE */
02053       if (res == AGI_RESULT_SUCCESS && status)
02054          res = AGI_RESULT_FAILURE;
02055       if (fds[1] != fds[0])
02056          close(fds[1]);
02057       if (efd > -1)
02058          close(efd);
02059       ast_unreplace_sigchld();
02060    }
02061    ast_module_user_remove(u);
02062 
02063    switch (res) {
02064    case AGI_RESULT_SUCCESS:
02065       pbx_builtin_setvar_helper(chan, "AGISTATUS", "SUCCESS");
02066       break;
02067    case AGI_RESULT_FAILURE:
02068       pbx_builtin_setvar_helper(chan, "AGISTATUS", "FAILURE");
02069       break;
02070    case AGI_RESULT_HANGUP:
02071       pbx_builtin_setvar_helper(chan, "AGISTATUS", "HANGUP");
02072       return -1;
02073    }
02074 
02075    return 0;
02076 }

static int agi_handle_command ( struct ast_channel chan,
AGI agi,
char *  buf 
) [static]

Definition at line 1814 of file res_agi.c.

References AST_PBX_KEEPALIVE, agi_state::fd, fdprintf, find_command(), agi_command::handler, MAX_ARGS, parse_args(), RESULT_FAILURE, RESULT_SHOWUSAGE, and agi_command::usage.

Referenced by run_agi().

01815 {
01816    char *argv[MAX_ARGS];
01817    int argc = MAX_ARGS;
01818    int res;
01819    agi_command *c;
01820 
01821    parse_args(buf, &argc, argv);
01822    c = find_command(argv, 0);
01823    if (c) {
01824       res = c->handler(chan, agi, argc, argv);
01825       switch(res) {
01826       case RESULT_SHOWUSAGE:
01827          fdprintf(agi->fd, "520-Invalid command syntax.  Proper usage follows:\n");
01828          fdprintf(agi->fd, c->usage);
01829          fdprintf(agi->fd, "520 End of proper usage.\n");
01830          break;
01831       case AST_PBX_KEEPALIVE:
01832          /* We've been asked to keep alive, so do so */
01833          return AST_PBX_KEEPALIVE;
01834          break;
01835       case RESULT_FAILURE:
01836          /* They've already given the failure.  We've been hung up on so handle this
01837             appropriately */
01838          return -1;
01839       }
01840    } else {
01841       fdprintf(agi->fd, "510 Invalid or unknown command\n");
01842    }
01843    return 0;
01844 }

static int agi_no_debug ( int  fd,
int  argc,
char *  argv[] 
) [static]

Definition at line 1350 of file res_agi.c.

References ast_cli(), RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01351 {
01352    if (argc != 3)
01353       return RESULT_SHOWUSAGE;
01354    agidebug = 0;
01355    ast_cli(fd, "AGI Debugging Disabled\n");
01356    return RESULT_SUCCESS;
01357 }

static int agi_no_debug_deprecated ( int  fd,
int  argc,
char *  argv[] 
) [static]

Definition at line 1341 of file res_agi.c.

References ast_cli(), RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01342 {
01343    if (argc != 3)
01344       return RESULT_SHOWUSAGE;
01345    agidebug = 0;
01346    ast_cli(fd, "AGI Debugging Disabled\n");
01347    return RESULT_SUCCESS;
01348 }

int ast_agi_register ( agi_command agi  ) 

Definition at line 1685 of file res_agi.c.

References ast_log(), agi_command::cmda, commands, LOG_WARNING, and MAX_COMMANDS.

01686 {
01687    int x;
01688    for (x=0; x<MAX_COMMANDS - 1; x++) {
01689       if (commands[x].cmda[0] == agi->cmda[0]) {
01690          ast_log(LOG_WARNING, "Command already registered!\n");
01691          return -1;
01692       }
01693    }
01694    for (x=0; x<MAX_COMMANDS - 1; x++) {
01695       if (!commands[x].cmda[0]) {
01696          commands[x] = *agi;
01697          return 0;
01698       }
01699    }
01700    ast_log(LOG_WARNING, "No more room for new commands!\n");
01701    return -1;
01702 }

void ast_agi_unregister ( agi_command agi  ) 

Definition at line 1704 of file res_agi.c.

References agi_command::cmda, and commands.

01705 {
01706    int x;
01707    for (x=0; x<MAX_COMMANDS - 1; x++) {
01708       if (commands[x].cmda[0] == agi->cmda[0]) {
01709          memset(&commands[x], 0, sizeof(agi_command));
01710       }
01711    }
01712 }

AST_MODULE_INFO ( ASTERISK_GPL_KEY  ,
AST_MODFLAG_GLOBAL_SYMBOLS  ,
"Asterisk Gateway Interface (AGI)"  ,
load = load_module,
unload = unload_module 
)

static int deadagi_exec ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 2106 of file res_agi.c.

References agi_exec_full(), ast_check_hangup(), ast_log(), ast_module_user::chan, and LOG_WARNING.

Referenced by load_module().

02107 {
02108    if (!ast_check_hangup(chan))
02109       ast_log(LOG_WARNING,"Running DeadAGI on a live channel will cause problems, please use AGI\n");
02110    return agi_exec_full(chan, data, 0, 1);
02111 }

static int eagi_exec ( struct ast_channel chan,
void *  data 
) [static]

Definition at line 2085 of file res_agi.c.

References ast_channel::_softhangup, agi_exec_full(), AST_FORMAT_SLINEAR, ast_getformatname(), ast_log(), ast_set_read_format(), ast_module_user::chan, LOG_WARNING, and ast_channel::readformat.

Referenced by load_module().

02086 {
02087    int readformat;
02088    int res;
02089 
02090    if (chan->_softhangup)
02091       ast_log(LOG_WARNING, "If you want to run AGI on hungup channels you should use DeadAGI!\n");
02092    readformat = chan->readformat;
02093    if (ast_set_read_format(chan, AST_FORMAT_SLINEAR)) {
02094       ast_log(LOG_WARNING, "Unable to set channel '%s' to linear mode\n", chan->name);
02095       return -1;
02096    }
02097    res = agi_exec_full(chan, data, 1, 0);
02098    if (!res) {
02099       if (ast_set_read_format(chan, readformat)) {
02100          ast_log(LOG_WARNING, "Unable to restore channel '%s' to format %s\n", chan->name, ast_getformatname(readformat));
02101       }
02102    }
02103    return res;
02104 }

static agi_command* find_command ( char *  cmds[],
int  exact 
) [static]

Definition at line 1714 of file res_agi.c.

References agi_command::cmda, commands, and match().

01715 {
01716    int x;
01717    int y;
01718    int match;
01719 
01720    for (x=0; x < sizeof(commands) / sizeof(commands[0]); x++) {
01721       if (!commands[x].cmda[0])
01722          break;
01723       /* start optimistic */
01724       match = 1;
01725       for (y=0; match && cmds[y]; y++) {
01726          /* If there are no more words in the command (and we're looking for
01727             an exact match) or there is a difference between the two words,
01728             then this is not a match */
01729          if (!commands[x].cmda[y] && !exact)
01730             break;
01731          /* don't segfault if the next part of a command doesn't exist */
01732          if (!commands[x].cmda[y])
01733             return NULL;
01734          if (strcasecmp(commands[x].cmda[y], cmds[y]))
01735             match = 0;
01736       }
01737       /* If more words are needed to complete the command then this is not
01738          a candidate (unless we're looking for a really inexact answer  */
01739       if ((exact > -1) && commands[x].cmda[y])
01740          match = 0;
01741       if (match)
01742          return &commands[x];
01743    }
01744    return NULL;
01745 }

static int handle_agidumphtml ( int  fd,
int  argc,
char *  argv[] 
) [static]

Definition at line 1956 of file res_agi.c.

References ast_cli(), ast_join(), agi_command::cmda, commands, RESULT_SHOWUSAGE, RESULT_SUCCESS, strsep(), agi_command::summary, and agi_command::usage.

01957 {
01958    struct agi_command *e;
01959    char fullcmd[80];
01960    int x;
01961    FILE *htmlfile;
01962 
01963    if ((argc < 3))
01964       return RESULT_SHOWUSAGE;
01965 
01966    if (!(htmlfile = fopen(argv[2], "wt"))) {
01967       ast_cli(fd, "Could not create file '%s'\n", argv[2]);
01968       return RESULT_SHOWUSAGE;
01969    }
01970 
01971    fprintf(htmlfile, "<HTML>\n<HEAD>\n<TITLE>AGI Commands</TITLE>\n</HEAD>\n");
01972    fprintf(htmlfile, "<BODY>\n<CENTER><B><H1>AGI Commands</H1></B></CENTER>\n\n");
01973 
01974 
01975    fprintf(htmlfile, "<TABLE BORDER=\"0\" CELLSPACING=\"10\">\n");
01976 
01977    for (x=0;x<sizeof(commands)/sizeof(commands[0]);x++) {
01978       char *stringp, *tempstr;
01979 
01980       e = &commands[x]; 
01981       if (!e->cmda[0])  /* end ? */
01982          break;
01983       /* Hide commands that start with '_' */
01984       if ((e->cmda[0])[0] == '_')
01985          continue;
01986       ast_join(fullcmd, sizeof(fullcmd), e->cmda);
01987 
01988       fprintf(htmlfile, "<TR><TD><TABLE BORDER=\"1\" CELLPADDING=\"5\" WIDTH=\"100%%\">\n");
01989       fprintf(htmlfile, "<TR><TH ALIGN=\"CENTER\"><B>%s - %s</B></TH></TR>\n", fullcmd,e->summary);
01990 
01991       stringp=e->usage;
01992       tempstr = strsep(&stringp, "\n");
01993 
01994       fprintf(htmlfile, "<TR><TD ALIGN=\"CENTER\">%s</TD></TR>\n", tempstr);
01995       
01996       fprintf(htmlfile, "<TR><TD ALIGN=\"CENTER\">\n");
01997       while ((tempstr = strsep(&stringp, "\n")) != NULL)
01998          fprintf(htmlfile, "%s<BR>\n",tempstr);
01999       fprintf(htmlfile, "</TD></TR>\n");
02000       fprintf(htmlfile, "</TABLE></TD></TR>\n\n");
02001 
02002    }
02003 
02004    fprintf(htmlfile, "</TABLE>\n</BODY>\n</HTML>\n");
02005    fclose(htmlfile);
02006    ast_cli(fd, "AGI HTML Commands Dumped to: %s\n", argv[2]);
02007    return RESULT_SUCCESS;
02008 }

static int handle_answer ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 420 of file res_agi.c.

References ast_channel::_state, ast_answer(), AST_STATE_UP, agi_state::fd, fdprintf, RESULT_FAILURE, and RESULT_SUCCESS.

00421 {
00422    int res;
00423    res = 0;
00424    if (chan->_state != AST_STATE_UP) {
00425       /* Answer the chan */
00426       res = ast_answer(chan);
00427    }
00428    fdprintf(agi->fd, "200 result=%d\n", res);
00429    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00430 }

static int handle_autohangup ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 1069 of file res_agi.c.

References agi_state::fd, fdprintf, RESULT_SHOWUSAGE, RESULT_SUCCESS, timeout, and ast_channel::whentohangup.

01070 {
01071    int timeout;
01072 
01073    if (argc != 3)
01074       return RESULT_SHOWUSAGE;
01075    if (sscanf(argv[2], "%d", &timeout) != 1)
01076       return RESULT_SHOWUSAGE;
01077    if (timeout < 0)
01078       timeout = 0;
01079    if (timeout)
01080       chan->whentohangup = time(NULL) + timeout;
01081    else
01082       chan->whentohangup = 0;
01083    fdprintf(agi->fd, "200 result=0\n");
01084    return RESULT_SUCCESS;
01085 }

static int handle_channelstatus ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1159 of file res_agi.c.

References ast_channel::_state, ast_channel_unlock, ast_get_channel_by_name_locked(), agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01160 {
01161    struct ast_channel *c;
01162    if (argc == 2) {
01163       /* no argument: supply info on the current channel */
01164       fdprintf(agi->fd, "200 result=%d\n", chan->_state);
01165       return RESULT_SUCCESS;
01166    } else if (argc == 3) {
01167       /* one argument: look for info on the specified channel */
01168       c = ast_get_channel_by_name_locked(argv[2]);
01169       if (c) {
01170          fdprintf(agi->fd, "200 result=%d\n", c->_state);
01171          ast_channel_unlock(c);
01172          return RESULT_SUCCESS;
01173       }
01174       /* if we get this far no channel name matched the argument given */
01175       fdprintf(agi->fd, "200 result=-1\n");
01176       return RESULT_SUCCESS;
01177    } else {
01178       return RESULT_SHOWUSAGE;
01179    }
01180 }

static int handle_controlstreamfile ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 531 of file res_agi.c.

References ast_control_streamfile(), ast_strlen_zero(), agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, RESULT_SUCCESS, and skipms.

00532 {
00533    int res = 0;
00534    int skipms = 3000;
00535    char *fwd = NULL;
00536    char *rev = NULL;
00537    char *pause = NULL;
00538    char *stop = NULL;
00539 
00540    if (argc < 5 || argc > 9)
00541       return RESULT_SHOWUSAGE;
00542 
00543    if (!ast_strlen_zero(argv[4]))
00544       stop = argv[4];
00545    else
00546       stop = NULL;
00547    
00548    if ((argc > 5) && (sscanf(argv[5], "%d", &skipms) != 1))
00549       return RESULT_SHOWUSAGE;
00550 
00551    if (argc > 6 && !ast_strlen_zero(argv[6]))
00552       fwd = argv[6];
00553    else
00554       fwd = "#";
00555 
00556    if (argc > 7 && !ast_strlen_zero(argv[7]))
00557       rev = argv[7];
00558    else
00559       rev = "*";
00560    
00561    if (argc > 8 && !ast_strlen_zero(argv[8]))
00562       pause = argv[8];
00563    else
00564       pause = NULL;
00565    
00566    res = ast_control_streamfile(chan, argv[3], fwd, rev, stop, pause, NULL, skipms);
00567    
00568    fdprintf(agi->fd, "200 result=%d\n", res);
00569 
00570    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00571 }

static int handle_dbdel ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1299 of file res_agi.c.

References ast_db_del(), agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01300 {
01301    int res;
01302 
01303    if (argc != 4)
01304       return RESULT_SHOWUSAGE;
01305    res = ast_db_del(argv[2], argv[3]);
01306    fdprintf(agi->fd, "200 result=%c\n", res ? '0' : '1');
01307    return RESULT_SUCCESS;
01308 }

static int handle_dbdeltree ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1310 of file res_agi.c.

References ast_db_deltree(), agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01311 {
01312    int res;
01313    if ((argc < 3) || (argc > 4))
01314       return RESULT_SHOWUSAGE;
01315    if (argc == 4)
01316       res = ast_db_deltree(argv[2], argv[3]);
01317    else
01318       res = ast_db_deltree(argv[2], NULL);
01319 
01320    fdprintf(agi->fd, "200 result=%c\n", res ? '0' : '1');
01321    return RESULT_SUCCESS;
01322 }

static int handle_dbget ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1272 of file res_agi.c.

References ast_db_get(), agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01273 {
01274    int res;
01275    char tmp[256];
01276 
01277    if (argc != 4)
01278       return RESULT_SHOWUSAGE;
01279    res = ast_db_get(argv[2], argv[3], tmp, sizeof(tmp));
01280    if (res) 
01281       fdprintf(agi->fd, "200 result=0\n");
01282    else
01283       fdprintf(agi->fd, "200 result=1 (%s)\n", tmp);
01284 
01285    return RESULT_SUCCESS;
01286 }

static int handle_dbput ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1288 of file res_agi.c.

References ast_db_put(), agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01289 {
01290    int res;
01291 
01292    if (argc != 5)
01293       return RESULT_SHOWUSAGE;
01294    res = ast_db_put(argv[2], argv[3], argv[4]);
01295    fdprintf(agi->fd, "200 result=%c\n", res ? '0' : '1');
01296    return RESULT_SUCCESS;
01297 }

static int handle_exec ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1113 of file res_agi.c.

References app, ast_log(), ast_verbose(), agi_state::fd, fdprintf, LOG_WARNING, option_verbose, pbx_exec(), pbx_findapp(), RESULT_SHOWUSAGE, and VERBOSE_PREFIX_3.

01114 {
01115    int res;
01116    struct ast_app *app;
01117 
01118    if (argc < 2)
01119       return RESULT_SHOWUSAGE;
01120 
01121    if (option_verbose > 2)
01122       ast_verbose(VERBOSE_PREFIX_3 "AGI Script Executing Application: (%s) Options: (%s)\n", argv[1], argv[2]);
01123 
01124    app = pbx_findapp(argv[1]);
01125 
01126    if (app) {
01127       res = pbx_exec(chan, app, argv[2]);
01128    } else {
01129       ast_log(LOG_WARNING, "Could not find application (%s)\n", argv[1]);
01130       res = -2;
01131    }
01132    fdprintf(agi->fd, "200 result=%d\n", res);
01133 
01134    /* Even though this is wrong, users are depending upon this result. */
01135    return res;
01136 }

static int handle_getdata ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 828 of file res_agi.c.

References ast_app_getdata_full(), agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, RESULT_SHOWUSAGE, RESULT_SUCCESS, and timeout.

00829 {
00830    int res;
00831    char data[1024];
00832    int max;
00833    int timeout;
00834 
00835    if (argc < 3)
00836       return RESULT_SHOWUSAGE;
00837    if (argc >= 4)
00838       timeout = atoi(argv[3]); 
00839    else
00840       timeout = 0;
00841    if (argc >= 5) 
00842       max = atoi(argv[4]); 
00843    else
00844       max = 1024;
00845    res = ast_app_getdata_full(chan, argv[2], data, max, timeout, agi->audio, agi->ctrl);
00846    if (res == 2)        /* New command */
00847       return RESULT_SUCCESS;
00848    else if (res == 1)
00849       fdprintf(agi->fd, "200 result=%s (timeout)\n", data);
00850    else if (res < 0 )
00851       fdprintf(agi->fd, "200 result=-1\n");
00852    else
00853       fdprintf(agi->fd, "200 result=%s\n", data);
00854    return RESULT_SUCCESS;
00855 }

static int handle_getoption ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 629 of file res_agi.c.

References ast_applystream(), ast_log(), ast_openstream(), ast_openvstream(), ast_playstream(), ast_seekstream(), ast_stopstream(), ast_tellstream(), ast_verbose(), ast_waitfordigit_full(), ast_waitstream_full(), agi_state::audio, agi_state::ctrl, ast_pbx::dtimeout, agi_state::fd, fdprintf, LOG_DEBUG, LOG_WARNING, option_verbose, ast_channel::pbx, RESULT_FAILURE, RESULT_SHOWUSAGE, RESULT_SUCCESS, ast_channel::stream, timeout, VERBOSE_PREFIX_3, and ast_filestream::vfs.

00630 {
00631    int res;
00632    int vres;   
00633    struct ast_filestream *fs;
00634    struct ast_filestream *vfs;
00635    long sample_offset = 0;
00636    long max_length;
00637    int timeout = 0;
00638    char *edigits = "";
00639 
00640    if ( argc < 4 || argc > 5 )
00641       return RESULT_SHOWUSAGE;
00642 
00643    if ( argv[3] ) 
00644       edigits = argv[3];
00645 
00646    if ( argc == 5 )
00647       timeout = atoi(argv[4]);
00648    else if (chan->pbx->dtimeout) {
00649       /* by default dtimeout is set to 5sec */
00650       timeout = chan->pbx->dtimeout * 1000; /* in msec */
00651    }
00652 
00653    fs = ast_openstream(chan, argv[2], chan->language);
00654    if (!fs) {
00655       fdprintf(agi->fd, "200 result=%d endpos=%ld\n", 0, sample_offset);
00656       ast_log(LOG_WARNING, "Unable to open %s\n", argv[2]);
00657       return RESULT_SUCCESS;
00658    }
00659    vfs = ast_openvstream(chan, argv[2], chan->language);
00660    if (vfs)
00661       ast_log(LOG_DEBUG, "Ooh, found a video stream, too\n");
00662    
00663    if (option_verbose > 2)
00664       ast_verbose(VERBOSE_PREFIX_3 "Playing '%s' (escape_digits=%s) (timeout %d)\n", argv[2], edigits, timeout);
00665 
00666    ast_seekstream(fs, 0, SEEK_END);
00667    max_length = ast_tellstream(fs);
00668    ast_seekstream(fs, sample_offset, SEEK_SET);
00669    res = ast_applystream(chan, fs);
00670    if (vfs)
00671       vres = ast_applystream(chan, vfs);
00672    ast_playstream(fs);
00673    if (vfs)
00674       ast_playstream(vfs);
00675 
00676    res = ast_waitstream_full(chan, argv[3], agi->audio, agi->ctrl);
00677    /* this is to check for if ast_waitstream closed the stream, we probably are at
00678     * the end of the stream, return that amount, else check for the amount */
00679    sample_offset = (chan->stream)?ast_tellstream(fs):max_length;
00680    ast_stopstream(chan);
00681    if (res == 1) {
00682       /* Stop this command, don't print a result line, as there is a new command */
00683       return RESULT_SUCCESS;
00684    }
00685 
00686    /* If the user didnt press a key, wait for digitTimeout*/
00687    if (res == 0 ) {
00688       res = ast_waitfordigit_full(chan, timeout, agi->audio, agi->ctrl);
00689       /* Make sure the new result is in the escape digits of the GET OPTION */
00690       if ( !strchr(edigits,res) )
00691          res=0;
00692    }
00693 
00694         fdprintf(agi->fd, "200 result=%d endpos=%ld\n", res, sample_offset);
00695    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00696 }

static int handle_getvariable ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1191 of file res_agi.c.

References ast_func_read(), ast_strlen_zero(), agi_state::fd, fdprintf, pbx_retrieve_variable(), RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01192 {
01193    char *ret;
01194    char tempstr[1024];
01195 
01196    if (argc != 3)
01197       return RESULT_SHOWUSAGE;
01198 
01199    /* check if we want to execute an ast_custom_function */
01200    if (!ast_strlen_zero(argv[2]) && (argv[2][strlen(argv[2]) - 1] == ')')) {
01201       ret = ast_func_read(chan, argv[2], tempstr, sizeof(tempstr)) ? NULL : tempstr;
01202    } else {
01203       pbx_retrieve_variable(chan, argv[2], &ret, tempstr, sizeof(tempstr), NULL);
01204    }
01205 
01206    if (ret)
01207       fdprintf(agi->fd, "200 result=1 (%s)\n", ret);
01208    else
01209       fdprintf(agi->fd, "200 result=0\n");
01210 
01211    return RESULT_SUCCESS;
01212 }

static int handle_getvariablefull ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1214 of file res_agi.c.

References ast_channel_unlock, ast_get_channel_by_name_locked(), agi_state::fd, fdprintf, pbx_substitute_variables_helper(), RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01215 {
01216    char tmp[4096] = "";
01217    struct ast_channel *chan2=NULL;
01218 
01219    if ((argc != 4) && (argc != 5))
01220       return RESULT_SHOWUSAGE;
01221    if (argc == 5) {
01222       chan2 = ast_get_channel_by_name_locked(argv[4]);
01223    } else {
01224       chan2 = chan;
01225    }
01226    if (chan) { /* XXX isn't this chan2 ? */
01227       pbx_substitute_variables_helper(chan2, argv[3], tmp, sizeof(tmp) - 1);
01228       fdprintf(agi->fd, "200 result=1 (%s)\n", tmp);
01229    } else {
01230       fdprintf(agi->fd, "200 result=0\n");
01231    }
01232    if (chan2 && (chan2 != chan))
01233       ast_channel_unlock(chan2);
01234    return RESULT_SUCCESS;
01235 }

static int handle_hangup ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1087 of file res_agi.c.

References ast_channel_unlock, ast_get_channel_by_name_locked(), ast_softhangup(), AST_SOFTHANGUP_EXPLICIT, agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

01088 {
01089    struct ast_channel *c;
01090    if (argc == 1) {
01091       /* no argument: hangup the current channel */
01092       ast_softhangup(chan,AST_SOFTHANGUP_EXPLICIT);
01093       fdprintf(agi->fd, "200 result=1\n");
01094       return RESULT_SUCCESS;
01095    } else if (argc == 2) {
01096       /* one argument: look for info on the specified channel */
01097       c = ast_get_channel_by_name_locked(argv[1]);
01098       if (c) {
01099          /* we have a matching channel */
01100          ast_softhangup(c,AST_SOFTHANGUP_EXPLICIT);
01101          fdprintf(agi->fd, "200 result=1\n");
01102          ast_channel_unlock(c);
01103          return RESULT_SUCCESS;
01104       }
01105       /* if we get this far no channel name matched the argument given */
01106       fdprintf(agi->fd, "200 result=-1\n");
01107       return RESULT_SUCCESS;
01108    } else {
01109       return RESULT_SHOWUSAGE;
01110    }
01111 }

static int handle_noop ( struct ast_channel chan,
AGI agi,
int  arg,
char *  argv[] 
) [static]

Definition at line 1359 of file res_agi.c.

References agi_state::fd, fdprintf, and RESULT_SUCCESS.

01360 {
01361    fdprintf(agi->fd, "200 result=0\n");
01362    return RESULT_SUCCESS;
01363 }

static int handle_recordfile ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 892 of file res_agi.c.

References ast_applystream(), ast_closestream(), AST_CONTROL_VIDUPDATE, ast_dsp_free(), ast_dsp_new(), ast_dsp_set_threshold(), ast_dsp_silence(), AST_FORMAT_SLINEAR, AST_FRAME_DTMF, AST_FRAME_VIDEO, AST_FRAME_VOICE, ast_frfree(), ast_indicate(), ast_log(), ast_read(), ast_seekstream(), ast_set_read_format(), ast_stream_rewind(), ast_streamfile(), ast_tellstream(), ast_truncstream(), ast_waitfor(), ast_waitstream(), ast_writefile(), ast_writestream(), f, agi_state::fd, fdprintf, LOG_WARNING, ast_channel::readformat, RESULT_FAILURE, RESULT_SHOWUSAGE, RESULT_SUCCESS, silence, ast_channel::stream, and ast_dsp::totalsilence.

00893 {
00894    struct ast_filestream *fs;
00895    struct ast_frame *f;
00896    struct timeval start;
00897    long sample_offset = 0;
00898    int res = 0;
00899    int ms;
00900 
00901         struct ast_dsp *sildet=NULL;         /* silence detector dsp */
00902         int totalsilence = 0;
00903         int dspsilence = 0;
00904         int silence = 0;                /* amount of silence to allow */
00905         int gotsilence = 0;             /* did we timeout for silence? */
00906         char *silencestr=NULL;
00907         int rfmt=0;
00908 
00909 
00910    /* XXX EAGI FIXME XXX */
00911 
00912    if (argc < 6)
00913       return RESULT_SHOWUSAGE;
00914    if (sscanf(argv[5], "%d", &ms) != 1)
00915       return RESULT_SHOWUSAGE;
00916 
00917    if (argc > 6)
00918       silencestr = strchr(argv[6],'s');
00919    if ((argc > 7) && (!silencestr))
00920       silencestr = strchr(argv[7],'s');
00921    if ((argc > 8) && (!silencestr))
00922       silencestr = strchr(argv[8],'s');
00923 
00924    if (silencestr) {
00925       if (strlen(silencestr) > 2) {
00926          if ((silencestr[0] == 's') && (silencestr[1] == '=')) {
00927             silencestr++;
00928             silencestr++;
00929             if (silencestr)
00930                         silence = atoi(silencestr);
00931                if (silence > 0)
00932                         silence *= 1000;
00933             }
00934       }
00935    }
00936 
00937         if (silence > 0) {
00938          rfmt = chan->readformat;
00939                 res = ast_set_read_format(chan, AST_FORMAT_SLINEAR);
00940                 if (res < 0) {
00941                   ast_log(LOG_WARNING, "Unable to set to linear mode, giving up\n");
00942                         return -1;
00943                 }
00944                   sildet = ast_dsp_new();
00945                 if (!sildet) {
00946                   ast_log(LOG_WARNING, "Unable to create silence detector :(\n");
00947                         return -1;
00948                 }
00949                   ast_dsp_set_threshold(sildet, 256);
00950          }
00951 
00952    /* backward compatibility, if no offset given, arg[6] would have been
00953     * caught below and taken to be a beep, else if it is a digit then it is a
00954     * offset */
00955    if ((argc >6) && (sscanf(argv[6], "%ld", &sample_offset) != 1) && (!strchr(argv[6], '=')))
00956       res = ast_streamfile(chan, "beep", chan->language);
00957 
00958    if ((argc > 7) && (!strchr(argv[7], '=')))
00959       res = ast_streamfile(chan, "beep", chan->language);
00960 
00961    if (!res)
00962       res = ast_waitstream(chan, argv[4]);
00963    if (res) {
00964       fdprintf(agi->fd, "200 result=%d (randomerror) endpos=%ld\n", res, sample_offset);
00965    } else {
00966       fs = ast_writefile(argv[2], argv[3], NULL, O_CREAT | O_WRONLY | (sample_offset ? O_APPEND : 0), 0, 0644);
00967       if (!fs) {
00968          res = -1;
00969          fdprintf(agi->fd, "200 result=%d (writefile)\n", res);
00970          if (sildet)
00971             ast_dsp_free(sildet);
00972          return RESULT_FAILURE;
00973       }
00974       
00975       /* Request a video update */
00976       ast_indicate(chan, AST_CONTROL_VIDUPDATE);
00977    
00978       chan->stream = fs;
00979       ast_applystream(chan,fs);
00980       /* really should have checks */
00981       ast_seekstream(fs, sample_offset, SEEK_SET);
00982       ast_truncstream(fs);
00983       
00984       start = ast_tvnow();
00985       while ((ms < 0) || ast_tvdiff_ms(ast_tvnow(), start) < ms) {
00986          res = ast_waitfor(chan, -1);
00987          if (res < 0) {
00988             ast_closestream(fs);
00989             fdprintf(agi->fd, "200 result=%d (waitfor) endpos=%ld\n", res,sample_offset);
00990             if (sildet)
00991                ast_dsp_free(sildet);
00992             return RESULT_FAILURE;
00993          }
00994          f = ast_read(chan);
00995          if (!f) {
00996             fdprintf(agi->fd, "200 result=%d (hangup) endpos=%ld\n", 0, sample_offset);
00997             ast_closestream(fs);
00998             if (sildet)
00999                ast_dsp_free(sildet);
01000             return RESULT_FAILURE;
01001          }
01002          switch(f->frametype) {
01003          case AST_FRAME_DTMF:
01004             if (strchr(argv[4], f->subclass)) {
01005                /* This is an interrupting chracter, so rewind to chop off any small
01006                   amount of DTMF that may have been recorded
01007                */
01008                ast_stream_rewind(fs, 200);
01009                ast_truncstream(fs);
01010                sample_offset = ast_tellstream(fs);
01011                fdprintf(agi->fd, "200 result=%d (dtmf) endpos=%ld\n", f->subclass, sample_offset);
01012                ast_closestream(fs);
01013                ast_frfree(f);
01014                if (sildet)
01015                   ast_dsp_free(sildet);
01016                return RESULT_SUCCESS;
01017             }
01018             break;
01019          case AST_FRAME_VOICE:
01020             ast_writestream(fs, f);
01021             /* this is a safe place to check progress since we know that fs
01022              * is valid after a write, and it will then have our current
01023              * location */
01024             sample_offset = ast_tellstream(fs);
01025                                 if (silence > 0) {
01026                                  dspsilence = 0;
01027                                         ast_dsp_silence(sildet, f, &dspsilence);
01028                                         if (dspsilence) {
01029                                              totalsilence = dspsilence;
01030                                         } else {
01031                                                 totalsilence = 0;
01032                                         }
01033                                         if (totalsilence > silence) {
01034                                              /* Ended happily with silence */
01035                                                 gotsilence = 1;
01036                                                 break;
01037                                         }
01038                               }
01039             break;
01040          case AST_FRAME_VIDEO:
01041             ast_writestream(fs, f);
01042          default:
01043             /* Ignore all other frames */
01044             break;
01045          }
01046          ast_frfree(f);
01047          if (gotsilence)
01048             break;
01049          }
01050 
01051                if (gotsilence) {
01052                         ast_stream_rewind(fs, silence-1000);
01053                   ast_truncstream(fs);
01054          sample_offset = ast_tellstream(fs);
01055       }     
01056       fdprintf(agi->fd, "200 result=%d (timeout) endpos=%ld\n", res, sample_offset);
01057       ast_closestream(fs);
01058    }
01059 
01060         if (silence > 0) {
01061                 res = ast_set_read_format(chan, rfmt);
01062                 if (res)
01063                         ast_log(LOG_WARNING, "Unable to restore read format on '%s'\n", chan->name);
01064                 ast_dsp_free(sildet);
01065         }
01066    return RESULT_SUCCESS;
01067 }

static int handle_recvchar ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 462 of file res_agi.c.

References ast_recvchar(), agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00463 {
00464    int res;
00465    if (argc != 3)
00466       return RESULT_SHOWUSAGE;
00467    res = ast_recvchar(chan,atoi(argv[2]));
00468    if (res == 0) {
00469       fdprintf(agi->fd, "200 result=%d (timeout)\n", res);
00470       return RESULT_SUCCESS;
00471    }
00472    if (res > 0) {
00473       fdprintf(agi->fd, "200 result=%d\n", res);
00474       return RESULT_SUCCESS;
00475    }
00476    else {
00477       fdprintf(agi->fd, "200 result=%d (hangup)\n", res);
00478       return RESULT_FAILURE;
00479    }
00480 }

static int handle_recvtext ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 482 of file res_agi.c.

References ast_recvtext(), agi_state::fd, fdprintf, free, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00483 {
00484    char *buf;
00485    
00486    if (argc != 3)
00487       return RESULT_SHOWUSAGE;
00488    buf = ast_recvtext(chan,atoi(argv[2]));
00489    if (buf) {
00490       fdprintf(agi->fd, "200 result=1 (%s)\n", buf);
00491       free(buf);
00492    } else { 
00493       fdprintf(agi->fd, "200 result=-1\n");
00494    }
00495    return RESULT_SUCCESS;
00496 }

static int handle_sayalpha ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 736 of file res_agi.c.

References ast_say_character_str_full, agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00737 {
00738    int res;
00739 
00740    if (argc != 4)
00741       return RESULT_SHOWUSAGE;
00742 
00743    res = ast_say_character_str_full(chan, argv[2], argv[3], chan->language, agi->audio, agi->ctrl);
00744    if (res == 1) /* New command */
00745       return RESULT_SUCCESS;
00746    fdprintf(agi->fd, "200 result=%d\n", res);
00747    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00748 }

static int handle_saydate ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 750 of file res_agi.c.

References ast_say_date, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00751 {
00752    int res;
00753    int num;
00754    if (argc != 4)
00755       return RESULT_SHOWUSAGE;
00756    if (sscanf(argv[2], "%d", &num) != 1)
00757       return RESULT_SHOWUSAGE;
00758    res = ast_say_date(chan, num, argv[3], chan->language);
00759    if (res == 1)
00760       return RESULT_SUCCESS;
00761    fdprintf(agi->fd, "200 result=%d\n", res);
00762    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00763 }

static int handle_saydatetime ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 780 of file res_agi.c.

References ast_get_time_t(), ast_say_date_with_format, ast_strlen_zero(), agi_state::fd, fdprintf, format, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00781 {
00782    int res=0;
00783    time_t unixtime;
00784    char *format, *zone=NULL;
00785    
00786    if (argc < 4)
00787       return RESULT_SHOWUSAGE;
00788 
00789    if (argc > 4) {
00790       format = argv[4];
00791    } else {
00792       /* XXX this doesn't belong here, but in the 'say' module */
00793       if (!strcasecmp(chan->language, "de")) {
00794          format = "A dBY HMS";
00795       } else {
00796          format = "ABdY 'digits/at' IMp"; 
00797       }
00798    }
00799 
00800    if (argc > 5 && !ast_strlen_zero(argv[5]))
00801       zone = argv[5];
00802 
00803    if (ast_get_time_t(argv[2], &unixtime, 0, NULL))
00804       return RESULT_SHOWUSAGE;
00805 
00806    res = ast_say_date_with_format(chan, unixtime, argv[3], chan->language, format, zone);
00807    if (res == 1)
00808       return RESULT_SUCCESS;
00809 
00810    fdprintf(agi->fd, "200 result=%d\n", res);
00811    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00812 }

static int handle_saydigits ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 719 of file res_agi.c.

References ast_say_digit_str_full, agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00720 {
00721    int res;
00722    int num;
00723 
00724    if (argc != 4)
00725       return RESULT_SHOWUSAGE;
00726    if (sscanf(argv[2], "%d", &num) != 1)
00727       return RESULT_SHOWUSAGE;
00728 
00729    res = ast_say_digit_str_full(chan, argv[2], argv[3], chan->language, agi->audio, agi->ctrl);
00730    if (res == 1) /* New command */
00731       return RESULT_SUCCESS;
00732    fdprintf(agi->fd, "200 result=%d\n", res);
00733    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00734 }

static int handle_saynumber ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 704 of file res_agi.c.

References ast_say_number_full, agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00705 {
00706    int res;
00707    int num;
00708    if (argc != 4)
00709       return RESULT_SHOWUSAGE;
00710    if (sscanf(argv[2], "%d", &num) != 1)
00711       return RESULT_SHOWUSAGE;
00712    res = ast_say_number_full(chan, num, argv[3], chan->language, (char *) NULL, agi->audio, agi->ctrl);
00713    if (res == 1)
00714       return RESULT_SUCCESS;
00715    fdprintf(agi->fd, "200 result=%d\n", res);
00716    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00717 }

static int handle_sayphonetic ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 814 of file res_agi.c.

References ast_say_phonetic_str_full, agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00815 {
00816    int res;
00817 
00818    if (argc != 4)
00819       return RESULT_SHOWUSAGE;
00820 
00821    res = ast_say_phonetic_str_full(chan, argv[2], argv[3], chan->language, agi->audio, agi->ctrl);
00822    if (res == 1) /* New command */
00823       return RESULT_SUCCESS;
00824    fdprintf(agi->fd, "200 result=%d\n", res);
00825    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00826 }

static int handle_saytime ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 765 of file res_agi.c.

References ast_say_time, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00766 {
00767    int res;
00768    int num;
00769    if (argc != 4)
00770       return RESULT_SHOWUSAGE;
00771    if (sscanf(argv[2], "%d", &num) != 1)
00772       return RESULT_SHOWUSAGE;
00773    res = ast_say_time(chan, num, argv[3], chan->language);
00774    if (res == 1)
00775       return RESULT_SUCCESS;
00776    fdprintf(agi->fd, "200 result=%d\n", res);
00777    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00778 }

static int handle_sendimage ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 519 of file res_agi.c.

References ast_check_hangup(), ast_send_image(), agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00520 {
00521    int res;
00522    if (argc != 3)
00523       return RESULT_SHOWUSAGE;
00524    res = ast_send_image(chan, argv[2]);
00525    if (!ast_check_hangup(chan))
00526       res = 0;
00527    fdprintf(agi->fd, "200 result=%d\n", res);
00528    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00529 }

static int handle_sendtext ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 445 of file res_agi.c.

References ast_sendtext(), agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00446 {
00447    int res;
00448    if (argc != 3)
00449       return RESULT_SHOWUSAGE;
00450    /* At the moment, the parser (perhaps broken) returns with
00451       the last argument PLUS the newline at the end of the input
00452       buffer. This probably needs to be fixed, but I wont do that
00453       because other stuff may break as a result. The right way
00454       would probably be to strip off the trailing newline before
00455       parsing, then here, add a newline at the end of the string
00456       before sending it to ast_sendtext --DUDE */
00457    res = ast_sendtext(chan, argv[2]);
00458    fdprintf(agi->fd, "200 result=%d\n", res);
00459    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00460 }

static int handle_setcallerid ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1138 of file res_agi.c.

References ast_callerid_parse(), ast_set_callerid(), ast_shrink_phone_number(), agi_state::fd, fdprintf, and RESULT_SUCCESS.

01139 {
01140    char tmp[256]="";
01141    char *l = NULL, *n = NULL;
01142 
01143    if (argv[2]) {
01144       ast_copy_string(tmp, argv[2], sizeof(tmp));
01145       ast_callerid_parse(tmp, &n, &l);
01146       if (l)
01147          ast_shrink_phone_number(l);
01148       else
01149          l = "";
01150       if (!n)
01151          n = "";
01152       ast_set_callerid(chan, l, n, NULL);
01153    }
01154 
01155    fdprintf(agi->fd, "200 result=1\n");
01156    return RESULT_SUCCESS;
01157 }

static int handle_setcontext ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 857 of file res_agi.c.

References ast_channel::context, agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00858 {
00859 
00860    if (argc != 3)
00861       return RESULT_SHOWUSAGE;
00862    ast_copy_string(chan->context, argv[2], sizeof(chan->context));
00863    fdprintf(agi->fd, "200 result=0\n");
00864    return RESULT_SUCCESS;
00865 }

static int handle_setextension ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 867 of file res_agi.c.

References ast_channel::exten, agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00868 {
00869    if (argc != 3)
00870       return RESULT_SHOWUSAGE;
00871    ast_copy_string(chan->exten, argv[2], sizeof(chan->exten));
00872    fdprintf(agi->fd, "200 result=0\n");
00873    return RESULT_SUCCESS;
00874 }

static int handle_setmusic ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 1365 of file res_agi.c.

References ast_moh_start(), ast_moh_stop(), agi_state::fd, fdprintf, and RESULT_SUCCESS.

01366 {
01367    if (!strncasecmp(argv[2], "on", 2))
01368       ast_moh_start(chan, argc > 3 ? argv[3] : NULL, NULL);
01369    else if (!strncasecmp(argv[2], "off", 3))
01370       ast_moh_stop(chan);
01371    fdprintf(agi->fd, "200 result=0\n");
01372    return RESULT_SUCCESS;
01373 }

static int handle_setpriority ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 876 of file res_agi.c.

References ast_explicit_goto(), ast_findlabel_extension(), ast_channel::cid, ast_callerid::cid_num, ast_channel::context, ast_channel::exten, agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00877 {
00878    int pri;
00879    if (argc != 3)
00880       return RESULT_SHOWUSAGE;   
00881 
00882    if (sscanf(argv[2], "%d", &pri) != 1) {
00883       if ((pri = ast_findlabel_extension(chan, chan->context, chan->exten, argv[2], chan->cid.cid_num)) < 1)
00884          return RESULT_SHOWUSAGE;
00885    }
00886 
00887    ast_explicit_goto(chan, NULL, NULL, pri);
00888    fdprintf(agi->fd, "200 result=0\n");
00889    return RESULT_SUCCESS;
00890 }

static int handle_setvariable ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1182 of file res_agi.c.

References agi_state::fd, fdprintf, pbx_builtin_setvar_helper(), and RESULT_SUCCESS.

01183 {
01184    if (argv[3])
01185       pbx_builtin_setvar_helper(chan, argv[2], argv[3]);
01186 
01187    fdprintf(agi->fd, "200 result=1\n");
01188    return RESULT_SUCCESS;
01189 }

static int handle_showagi ( int  fd,
int  argc,
char *  argv[] 
) [static]

Definition at line 1932 of file res_agi.c.

References ast_cli(), ast_join(), find_command(), help_workhorse(), RESULT_SHOWUSAGE, RESULT_SUCCESS, and agi_command::usage.

01933 {
01934    struct agi_command *e;
01935    char fullcmd[80];
01936    if ((argc < 2))
01937       return RESULT_SHOWUSAGE;
01938    if (argc > 2) {
01939       e = find_command(argv + 2, 1);
01940       if (e) 
01941          ast_cli(fd, e->usage);
01942       else {
01943          if (find_command(argv + 2, -1)) {
01944             return help_workhorse(fd, argv + 1);
01945          } else {
01946             ast_join(fullcmd, sizeof(fullcmd), argv+1);
01947             ast_cli(fd, "No such command '%s'.\n", fullcmd);
01948          }
01949       }
01950    } else {
01951       return help_workhorse(fd, NULL);
01952    }
01953    return RESULT_SUCCESS;
01954 }

static int handle_streamfile ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 573 of file res_agi.c.

References ast_applystream(), ast_log(), ast_openstream(), ast_openvstream(), ast_playstream(), ast_seekstream(), ast_stopstream(), ast_tellstream(), ast_verbose(), ast_waitstream_full(), agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, LOG_DEBUG, option_verbose, RESULT_FAILURE, RESULT_SHOWUSAGE, RESULT_SUCCESS, ast_channel::stream, VERBOSE_PREFIX_3, and ast_filestream::vfs.

00574 {
00575    int res;
00576    int vres;   
00577    struct ast_filestream *fs;
00578    struct ast_filestream *vfs;
00579    long sample_offset = 0;
00580    long max_length;
00581    char *edigits = "";
00582 
00583    if (argc < 4 || argc > 5)
00584       return RESULT_SHOWUSAGE;
00585 
00586    if (argv[3]) 
00587       edigits = argv[3];
00588 
00589    if ((argc > 4) && (sscanf(argv[4], "%ld", &sample_offset) != 1))
00590       return RESULT_SHOWUSAGE;
00591    
00592    fs = ast_openstream(chan, argv[2], chan->language);   
00593    
00594    if (!fs) {
00595       fdprintf(agi->fd, "200 result=%d endpos=%ld\n", 0, sample_offset);
00596       return RESULT_SUCCESS;
00597    }  
00598    vfs = ast_openvstream(chan, argv[2], chan->language);
00599    if (vfs)
00600       ast_log(LOG_DEBUG, "Ooh, found a video stream, too\n");
00601       
00602    if (option_verbose > 2)
00603       ast_verbose(VERBOSE_PREFIX_3 "Playing '%s' (escape_digits=%s) (sample_offset %ld)\n", argv[2], edigits, sample_offset);
00604 
00605    ast_seekstream(fs, 0, SEEK_END);
00606    max_length = ast_tellstream(fs);
00607    ast_seekstream(fs, sample_offset, SEEK_SET);
00608    res = ast_applystream(chan, fs);
00609    if (vfs)
00610       vres = ast_applystream(chan, vfs);
00611    ast_playstream(fs);
00612    if (vfs)
00613       ast_playstream(vfs);
00614    
00615    res = ast_waitstream_full(chan, argv[3], agi->audio, agi->ctrl);
00616    /* this is to check for if ast_waitstream closed the stream, we probably are at
00617     * the end of the stream, return that amount, else check for the amount */
00618    sample_offset = (chan->stream) ? ast_tellstream(fs) : max_length;
00619    ast_stopstream(chan);
00620    if (res == 1) {
00621       /* Stop this command, don't print a result line, as there is a new command */
00622       return RESULT_SUCCESS;
00623    }
00624    fdprintf(agi->fd, "200 result=%d endpos=%ld\n", res, sample_offset);
00625    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00626 }

static int handle_tddmode ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 498 of file res_agi.c.

References ast_channel_setoption(), AST_OPTION_TDD, agi_state::fd, fdprintf, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00499 {
00500    int res,x;
00501    if (argc != 3)
00502       return RESULT_SHOWUSAGE;
00503    if (!strncasecmp(argv[2],"on",2)) 
00504       x = 1; 
00505    else 
00506       x = 0;
00507    if (!strncasecmp(argv[2],"mate",4)) 
00508       x = 2;
00509    if (!strncasecmp(argv[2],"tdd",3))
00510       x = 1;
00511    res = ast_channel_setoption(chan, AST_OPTION_TDD, &x, sizeof(char), 0);
00512    if (res != RESULT_SUCCESS)
00513       fdprintf(agi->fd, "200 result=0\n");
00514    else
00515       fdprintf(agi->fd, "200 result=1\n");
00516    return RESULT_SUCCESS;
00517 }

static int handle_verbose ( struct ast_channel chan,
AGI agi,
int  argc,
char **  argv 
) [static]

Definition at line 1237 of file res_agi.c.

References ast_verbose(), ast_channel::data, agi_state::fd, fdprintf, option_verbose, prefix, RESULT_SHOWUSAGE, RESULT_SUCCESS, VERBOSE_PREFIX_1, VERBOSE_PREFIX_2, VERBOSE_PREFIX_3, and VERBOSE_PREFIX_4.

01238 {
01239    int level = 0;
01240    char *prefix;
01241 
01242    if (argc < 2)
01243       return RESULT_SHOWUSAGE;
01244 
01245    if (argv[2])
01246       sscanf(argv[2], "%d", &level);
01247 
01248    switch (level) {
01249       case 4:
01250          prefix = VERBOSE_PREFIX_4;
01251          break;
01252       case 3:
01253          prefix = VERBOSE_PREFIX_3;
01254          break;
01255       case 2:
01256          prefix = VERBOSE_PREFIX_2;
01257          break;
01258       case 1:
01259       default:
01260          prefix = VERBOSE_PREFIX_1;
01261          break;
01262    }
01263 
01264    if (level <= option_verbose)
01265       ast_verbose("%s %s: %s\n", prefix, chan->data, argv[1]);
01266    
01267    fdprintf(agi->fd, "200 result=1\n");
01268    
01269    return RESULT_SUCCESS;
01270 }

static int handle_waitfordigit ( struct ast_channel chan,
AGI agi,
int  argc,
char *  argv[] 
) [static]

Definition at line 432 of file res_agi.c.

References ast_waitfordigit_full(), agi_state::audio, agi_state::ctrl, agi_state::fd, fdprintf, RESULT_FAILURE, RESULT_SHOWUSAGE, and RESULT_SUCCESS.

00433 {
00434    int res;
00435    int to;
00436    if (argc != 4)
00437       return RESULT_SHOWUSAGE;
00438    if (sscanf(argv[3], "%d", &to) != 1)
00439       return RESULT_SHOWUSAGE;
00440    res = ast_waitfordigit_full(chan, to, agi->audio, agi->ctrl);
00441    fdprintf(agi->fd, "200 result=%d\n", res);
00442    return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
00443 }

static int help_workhorse ( int  fd,
char *  match[] 
) [static]

Definition at line 1662 of file res_agi.c.

References ast_cli(), ast_join(), agi_command::cmda, commands, and agi_command::summary.

01663 {
01664    char fullcmd[80];
01665    char matchstr[80];
01666    int x;
01667    struct agi_command *e;
01668    if (match)
01669       ast_join(matchstr, sizeof(matchstr), match);
01670    for (x=0;x<sizeof(commands)/sizeof(commands[0]);x++) {
01671       e = &commands[x]; 
01672       if (!e->cmda[0])
01673          break;
01674       /* Hide commands that start with '_' */
01675       if ((e->cmda[0])[0] == '_')
01676          continue;
01677       ast_join(fullcmd, sizeof(fullcmd), e->cmda);
01678       if (match && strncasecmp(matchstr, fullcmd, strlen(matchstr)))
01679          continue;
01680       ast_cli(fd, "%20.20s   %s\n", fullcmd, e->summary);
01681    }
01682    return 0;
01683 }

static enum agi_result launch_netscript ( char *  agiurl,
char *  argv[],
int *  fds,
int *  efd,
int *  opid 
) [static]

Definition at line 142 of file res_agi.c.

References AGI_PORT, AGI_RESULT_FAILURE, AGI_RESULT_SUCCESS, ahp, ast_gethostbyname(), ast_log(), ast_strdupa, ast_strlen_zero(), pollfd::events, pollfd::fd, fdprintf, hp, LOG_DEBUG, LOG_WARNING, MAX_AGI_CONNECT, option_debug, poll(), POLLOUT, and s.

Referenced by launch_script().

00143 {
00144    int s;
00145    int flags;
00146    struct pollfd pfds[1];
00147    char *host;
00148    char *c; int port = AGI_PORT;
00149    char *script="";
00150    struct sockaddr_in sin;
00151    struct hostent *hp;
00152    struct ast_hostent ahp;
00153    int res;
00154 
00155    /* agiusl is "agi://host.domain[:port][/script/name]" */
00156    host = ast_strdupa(agiurl + 6);  /* Remove agi:// */
00157    /* Strip off any script name */
00158    if ((c = strchr(host, '/'))) {
00159       *c = '\0';
00160       c++;
00161       script = c;
00162    }
00163    if ((c = strchr(host, ':'))) {
00164       *c = '\0';
00165       c++;
00166       port = atoi(c);
00167    }
00168    if (efd) {
00169       ast_log(LOG_WARNING, "AGI URI's don't support Enhanced AGI yet\n");
00170       return -1;
00171    }
00172    hp = ast_gethostbyname(host, &ahp);
00173    if (!hp) {
00174       ast_log(LOG_WARNING, "Unable to locate host '%s'\n", host);
00175       return -1;
00176    }
00177    s = socket(AF_INET, SOCK_STREAM, 0);
00178    if (s < 0) {
00179       ast_log(LOG_WARNING, "Unable to create socket: %s\n", strerror(errno));
00180       return -1;
00181    }
00182    flags = fcntl(s, F_GETFL);
00183    if (flags < 0) {
00184       ast_log(LOG_WARNING, "Fcntl(F_GETFL) failed: %s\n", strerror(errno));
00185       close(s);
00186       return -1;
00187    }
00188    if (fcntl(s, F_SETFL, flags | O_NONBLOCK) < 0) {
00189       ast_log(LOG_WARNING, "Fnctl(F_SETFL) failed: %s\n", strerror(errno));
00190       close(s);
00191       return -1;
00192    }
00193    memset(&sin, 0, sizeof(sin));
00194    sin.sin_family = AF_INET;
00195    sin.sin_port = htons(port);
00196    memcpy(&sin.sin_addr, hp->h_addr, sizeof(sin.sin_addr));
00197    if (connect(s, (struct sockaddr *)&sin, sizeof(sin)) && (errno != EINPROGRESS)) {
00198       ast_log(LOG_WARNING, "Connect failed with unexpected error: %s\n", strerror(errno));
00199       close(s);
00200       return AGI_RESULT_FAILURE;
00201    }
00202 
00203    pfds[0].fd = s;
00204    pfds[0].events = POLLOUT;
00205    while ((res = poll(pfds, 1, MAX_AGI_CONNECT)) != 1) {
00206       if (errno != EINTR) {
00207          if (!res) {
00208             ast_log(LOG_WARNING, "FastAGI connection to '%s' timed out after MAX_AGI_CONNECT (%d) milliseconds.\n",
00209                agiurl, MAX_AGI_CONNECT);
00210          } else
00211             ast_log(LOG_WARNING, "Connect to '%s' failed: %s\n", agiurl, strerror(errno));
00212          close(s);
00213          return AGI_RESULT_FAILURE;
00214       }
00215    }
00216 
00217    if (fdprintf(s, "agi_network: yes\n") < 0) {
00218       if (errno != EINTR) {
00219          ast_log(LOG_WARNING, "Connect to '%s' failed: %s\n", agiurl, strerror(errno));
00220          close(s);
00221          return AGI_RESULT_FAILURE;
00222       }
00223    }
00224 
00225    /* If we have a script parameter, relay it to the fastagi server */
00226    /* Script parameters take the form of: AGI(agi://my.example.com/?extension=${EXTEN}) */
00227    if (!ast_strlen_zero(script))
00228       fdprintf(s, "agi_network_script: %s\n", script);
00229 
00230    if (option_debug > 3)
00231       ast_log(LOG_DEBUG, "Wow, connected!\n");
00232    fds[0] = s;
00233    fds[1] = s;
00234    *opid = -1;
00235    return AGI_RESULT_SUCCESS;
00236 }

static enum agi_result launch_script ( char *  script,
char *  argv[],
int *  fds,
int *  efd,
int *  opid 
) [static]

Definition at line 238 of file res_agi.c.

References AGI_RESULT_FAILURE, AGI_RESULT_SUCCESS, ast_config_AST_AGI_DIR, ast_config_AST_CONFIG_DIR, ast_config_AST_CONFIG_FILE, ast_config_AST_DATA_DIR, ast_config_AST_KEY_DIR, ast_config_AST_LOG_DIR, ast_config_AST_MODULE_DIR, ast_config_AST_MONITOR_DIR, ast_config_AST_RUN_DIR, ast_config_AST_SPOOL_DIR, ast_config_AST_VAR_DIR, ast_log(), ast_set_priority(), ast_verbose(), launch_netscript(), LOG_WARNING, option_verbose, setenv(), and VERBOSE_PREFIX_3.

Referenced by agi_exec_full().

00239 {
00240    char tmp[256];
00241    int pid;
00242    int toast[2];
00243    int fromast[2];
00244    int audio[2];
00245    int x;
00246    int res;
00247    sigset_t signal_set, old_set;
00248    struct stat statbuf;
00249 
00250    if (!strncasecmp(script, "agi://", 6))
00251       return launch_netscript(script, argv, fds, efd, opid);
00252    
00253    if (script[0] != '/') {
00254       snprintf(tmp, sizeof(tmp), "%s/%s", (char *)ast_config_AST_AGI_DIR, script);
00255       script = tmp;
00256    }
00257         if (stat(script, &statbuf) < 0) {
00258                 ast_log(LOG_WARNING, "Unable to execute %s: File does not exist\n", script);
00259                 return -1;
00260         }
00261         if (!(statbuf.st_mode & S_IXUSR)) {
00262                 ast_log(LOG_WARNING, "Unable to execute %s: File is not executable\n", script);
00263                 return -1;
00264         }
00265    if (pipe(toast)) {
00266       ast_log(LOG_WARNING, "Unable to create toast pipe: %s\n",strerror(errno));
00267       return AGI_RESULT_FAILURE;
00268    }
00269    if (pipe(fromast)) {
00270       ast_log(LOG_WARNING, "unable to create fromast pipe: %s\n", strerror(errno));
00271       close(toast[0]);
00272       close(toast[1]);
00273       return AGI_RESULT_FAILURE;
00274    }
00275    if (efd) {
00276       if (pipe(audio)) {
00277          ast_log(LOG_WARNING, "unable to create audio pipe: %s\n", strerror(errno));
00278          close(fromast[0]);
00279          close(fromast[1]);
00280          close(toast[0]);
00281          close(toast[1]);
00282          return AGI_RESULT_FAILURE;
00283       }
00284       res = fcntl(audio[1], F_GETFL);
00285       if (res > -1) 
00286          res = fcntl(audio[1], F_SETFL, res | O_NONBLOCK);
00287       if (res < 0) {
00288          ast_log(LOG_WARNING, "unable to set audio pipe parameters: %s\n", strerror(errno));
00289          close(fromast[0]);
00290          close(fromast[1]);
00291          close(toast[0]);
00292          close(toast[1]);
00293          close(audio[0]);
00294          close(audio[1]);
00295          return AGI_RESULT_FAILURE;
00296       }
00297    }
00298 
00299    /* Block SIGHUP during the fork - prevents a race */
00300    sigfillset(&signal_set);
00301    pthread_sigmask(SIG_BLOCK, &signal_set, &old_set);
00302    pid = fork();
00303    if (pid < 0) {
00304       ast_log(LOG_WARNING, "Failed to fork(): %s\n", strerror(errno));
00305       pthread_sigmask(SIG_SETMASK, &old_set, NULL);
00306       return AGI_RESULT_FAILURE;
00307    }
00308    if (!pid) {
00309       /* Pass paths to AGI via environmental variables */
00310       setenv("AST_CONFIG_DIR", ast_config_AST_CONFIG_DIR, 1);
00311       setenv("AST_CONFIG_FILE", ast_config_AST_CONFIG_FILE, 1);
00312       setenv("AST_MODULE_DIR", ast_config_AST_MODULE_DIR, 1);
00313       setenv("AST_SPOOL_DIR", ast_config_AST_SPOOL_DIR, 1);
00314       setenv("AST_MONITOR_DIR", ast_config_AST_MONITOR_DIR, 1);
00315       setenv("AST_VAR_DIR", ast_config_AST_VAR_DIR, 1);
00316       setenv("AST_DATA_DIR", ast_config_AST_DATA_DIR, 1);
00317       setenv("AST_LOG_DIR", ast_config_AST_LOG_DIR, 1);
00318       setenv("AST_AGI_DIR", ast_config_AST_AGI_DIR, 1);
00319       setenv("AST_KEY_DIR", ast_config_AST_KEY_DIR, 1);
00320       setenv("AST_RUN_DIR", ast_config_AST_RUN_DIR, 1);
00321 
00322       /* Don't run AGI scripts with realtime priority -- it causes audio stutter */
00323       ast_set_priority(0);
00324 
00325       /* Redirect stdin and out, provide enhanced audio channel if desired */
00326       dup2(fromast[0], STDIN_FILENO);
00327       dup2(toast[1], STDOUT_FILENO);
00328       if (efd) {
00329          dup2(audio[0], STDERR_FILENO + 1);
00330       } else {
00331          close(STDERR_FILENO + 1);
00332       }
00333 
00334       /* Before we unblock our signals, return our trapped signals back to the defaults */
00335       signal(SIGHUP, SIG_DFL);
00336       signal(SIGCHLD, SIG_DFL);
00337       signal(SIGINT, SIG_DFL);
00338       signal(SIGURG, SIG_DFL);
00339       signal(SIGTERM, SIG_DFL);
00340       signal(SIGPIPE, SIG_DFL);
00341       signal(SIGXFSZ, SIG_DFL);
00342 
00343       /* unblock important signal handlers */
00344       if (pthread_sigmask(SIG_UNBLOCK, &signal_set, NULL)) {
00345          ast_log(LOG_WARNING, "unable to unblock signals for AGI script: %s\n", strerror(errno));
00346          _exit(1);
00347       }
00348 
00349       /* Close everything but stdin/out/error */
00350       for (x=STDERR_FILENO + 2;x<1024;x++) 
00351          close(x);
00352 
00353       /* Execute script */
00354       /* XXX argv should be deprecated in favor of passing agi_argX paramaters */
00355       execv(script, argv);
00356       /* Can't use ast_log since FD's are closed */
00357       fprintf(stdout, "verbose \"Failed to execute '%s': %s\" 2\n", script, strerror(errno));
00358       fflush(stdout);
00359       _exit(1);
00360    }
00361    pthread_sigmask(SIG_SETMASK, &old_set, NULL);
00362    if (option_verbose > 2) 
00363       ast_verbose(VERBOSE_PREFIX_3 "Launched AGI Script %s\n", script);
00364    fds[0] = toast[0];
00365    fds[1] = fromast[1];
00366    if (efd) {
00367       *efd = audio[1];
00368    }
00369    /* close what we're not using in the parent */
00370    close(toast[1]);
00371    close(fromast[0]);
00372 
00373    if (efd)
00374       close(audio[0]);
00375 
00376    *opid = pid;
00377    return AGI_RESULT_SUCCESS;
00378 }

static int load_module ( void   )  [static]

Definition at line 2166 of file res_agi.c.

References agi_exec(), ast_cli_register_multiple(), ast_register_application(), cli_agi, deadagi_exec(), and eagi_exec().

static int parse_args ( char *  s,
int *  max,
char *  argv[] 
) [static]

Definition at line 1748 of file res_agi.c.

References ast_log(), LOG_WARNING, and MAX_ARGS.

01749 {
01750    int x=0;
01751    int quoted=0;
01752    int escaped=0;
01753    int whitespace=1;
01754    char *cur;
01755 
01756    cur = s;
01757    while(*s) {
01758       switch(*s) {
01759       case '"':
01760          /* If it's escaped, put a literal quote */
01761          if (escaped) 
01762             goto normal;
01763          else 
01764             quoted = !quoted;
01765          if (quoted && whitespace) {
01766             /* If we're starting a quote, coming off white space start a new word, too */
01767             argv[x++] = cur;
01768             whitespace=0;
01769          }
01770          escaped = 0;
01771       break;
01772       case ' ':
01773       case '\t':
01774          if (!quoted && !escaped) {
01775             /* If we're not quoted, mark this as whitespace, and
01776                end the previous argument */
01777             whitespace = 1;
01778             *(cur++) = '\0';
01779          } else
01780             /* Otherwise, just treat it as anything else */ 
01781             goto normal;
01782          break;
01783       case '\\':
01784          /* If we're escaped, print a literal, otherwise enable escaping */
01785          if (escaped) {
01786             goto normal;
01787          } else {
01788             escaped=1;
01789          }
01790          break;
01791       default:
01792 normal:
01793          if (whitespace) {
01794             if (x >= MAX_ARGS -1) {
01795                ast_log(LOG_WARNING, "Too many arguments, truncating\n");
01796                break;
01797             }
01798             /* Coming off of whitespace, start the next argument */
01799             argv[x++] = cur;
01800             whitespace=0;
01801          }
01802          *(cur++) = *s;
01803          escaped=0;
01804       }
01805       s++;
01806    }
01807    /* Null terminate */
01808    *(cur++) = '\0';
01809    argv[x] = NULL;
01810    *max = x;
01811    return 0;
01812 }

static enum agi_result run_agi ( struct ast_channel chan,
char *  request,
AGI agi,
int  pid,
int *  status,
int  dead,
int  argc,
char *  argv[] 
) [static]

Definition at line 1846 of file res_agi.c.

References agi_handle_command(), AGI_RESULT_FAILURE, AGI_RESULT_SUCCESS, ast_false(), AST_FRAME_VOICE, ast_frfree(), ast_log(), AST_PBX_KEEPALIVE, ast_read(), ast_strlen_zero(), ast_verbose(), ast_waitfor_nandfds(), agi_state::audio, agi_state::ctrl, f, agi_state::fd, LOG_DEBUG, LOG_WARNING, option_verbose, pbx_builtin_getvar_helper(), RETRY, setup_env(), and VERBOSE_PREFIX_3.

Referenced by agi_exec_full().

01847 {
01848    struct ast_channel *c;
01849    int outfd;
01850    int ms;
01851    enum agi_result returnstatus = AGI_RESULT_SUCCESS;
01852    struct ast_frame *f;
01853    char buf[2048];
01854    FILE *readf;
01855    /* how many times we'll retry if ast_waitfor_nandfs will return without either 
01856      channel or file descriptor in case select is interrupted by a system call (EINTR) */
01857    int retry = RETRY;
01858 
01859    if (!(readf = fdopen(agi->ctrl, "r"))) {
01860       ast_log(LOG_WARNING, "Unable to fdopen file descriptor\n");
01861       if (pid > -1)
01862          kill(pid, SIGHUP);
01863       close(agi->ctrl);
01864       return AGI_RESULT_FAILURE;
01865    }
01866    setlinebuf(readf);
01867    setup_env(chan, request, agi->fd, (agi->audio > -1), argc, argv);
01868    for (;;) {
01869       ms = -1;
01870       c = ast_waitfor_nandfds(&chan, dead ? 0 : 1, &agi->ctrl, 1, NULL, &outfd, &ms);
01871       if (c) {
01872          retry = RETRY;
01873          /* Idle the channel until we get a command */
01874          f = ast_read(c);
01875          if (!f) {
01876             ast_log(LOG_DEBUG, "%s hungup\n", chan->name);
01877             returnstatus = AGI_RESULT_HANGUP;
01878             break;
01879          } else {
01880             /* If it's voice, write it to the audio pipe */
01881             if ((agi->audio > -1) && (f->frametype == AST_FRAME_VOICE)) {
01882                /* Write, ignoring errors */
01883                write(agi->audio, f->data, f->datalen);
01884             }
01885             ast_frfree(f);
01886          }
01887       } else if (outfd > -1) {
01888          retry = RETRY;
01889          buf[0] = '\0';
01890          if (!fgets(buf, sizeof(buf), readf)) {
01891             /* Program terminated */
01892             if (returnstatus)
01893                returnstatus = -1;
01894             if (option_verbose > 2) 
01895                ast_verbose(VERBOSE_PREFIX_3 "AGI Script %s completed, returning %d\n", request, returnstatus);
01896             if (pid > 0)
01897                waitpid(pid, status, 0);
01898             /* No need to kill the pid anymore, since they closed us */
01899             pid = -1;
01900             break;
01901          }
01902          /* get rid of trailing newline, if any */
01903          if (*buf && buf[strlen(buf) - 1] == '\n')
01904             buf[strlen(buf) - 1] = 0;
01905          if (agidebug)
01906             ast_verbose("AGI Rx << %s\n", buf);
01907          returnstatus |= agi_handle_command(chan, agi, buf);
01908          /* If the handle_command returns -1, we need to stop */
01909          if ((returnstatus < 0) || (returnstatus == AST_PBX_KEEPALIVE)) {
01910             break;
01911          }
01912       } else {
01913          if (--retry <= 0) {
01914             ast_log(LOG_WARNING, "No channel, no fd?\n");
01915             returnstatus = AGI_RESULT_FAILURE;
01916             break;
01917          }
01918       }
01919    }
01920    /* Notify process */
01921    if (pid > -1) {
01922       const char *sighup = pbx_builtin_getvar_helper(chan, "AGISIGHUP");
01923       if (ast_strlen_zero(sighup) || !ast_false(sighup)) {
01924          if (kill(pid, SIGHUP))
01925             ast_log(LOG_WARNING, "unable to send SIGHUP to AGI process %d: %s\n", pid, strerror(errno));
01926       }
01927    }
01928    fclose(readf);
01929    return returnstatus;
01930 }

static void setup_env ( struct ast_channel chan,
char *  request,
int  fd,
int  enhanced,
int  argc,
char *  argv[] 
) [static]

Definition at line 380 of file res_agi.c.

References ast_channel::cid, ast_callerid::cid_ani2, ast_callerid::cid_dnid, ast_callerid::cid_name, ast_callerid::cid_num, ast_callerid::cid_pres, ast_callerid::cid_rdnis, ast_callerid::cid_tns, ast_callerid::cid_ton, ast_channel::context, ast_channel::exten, fdprintf, ast_channel::priority, S_OR, ast_channel::tech, and ast_channel_tech::type.

Referenced by run_agi().

00381 {
00382    int count;
00383 
00384    /* Print initial environment, with agi_request always being the first
00385       thing */
00386    fdprintf(fd, "agi_request: %s\n", request);
00387    fdprintf(fd, "agi_channel: %s\n", chan->name);
00388    fdprintf(fd, "agi_language: %s\n", chan->language);
00389    fdprintf(fd, "agi_type: %s\n", chan->tech->type);
00390    fdprintf(fd, "agi_uniqueid: %s\n", chan->uniqueid);
00391 
00392    /* ANI/DNIS */
00393    fdprintf(fd, "agi_callerid: %s\n", S_OR(chan->cid.cid_num, "unknown"));
00394    fdprintf(fd, "agi_calleridname: %s\n", S_OR(chan->cid.cid_name, "unknown"));
00395    fdprintf(fd, "agi_callingpres: %d\n", chan->cid.cid_pres);
00396    fdprintf(fd, "agi_callingani2: %d\n", chan->cid.cid_ani2);
00397    fdprintf(fd, "agi_callington: %d\n", chan->cid.cid_ton);
00398    fdprintf(fd, "agi_callingtns: %d\n", chan->cid.cid_tns);
00399    fdprintf(fd, "agi_dnid: %s\n", S_OR(chan->cid.cid_dnid, "unknown"));
00400    fdprintf(fd, "agi_rdnis: %s\n", S_OR(chan->cid.cid_rdnis, "unknown"));
00401 
00402    /* Context information */
00403    fdprintf(fd, "agi_context: %s\n", chan->context);
00404    fdprintf(fd, "agi_extension: %s\n", chan->exten);
00405    fdprintf(fd, "agi_priority: %d\n", chan->priority);
00406    fdprintf(fd, "agi_enhanced: %s\n", enhanced ? "1.0" : "0.0");
00407 
00408    /* User information */
00409    fdprintf(fd, "agi_accountcode: %s\n", chan->accountcode ? chan->accountcode : "");
00410     
00411    /* Send any parameters to the fastagi server that have been passed via the agi application */
00412    /* Agi application paramaters take the form of: AGI(/path/to/example/script|${EXTEN}) */
00413    for(count = 1; count < argc; count++)
00414       fdprintf(fd, "agi_arg_%d: %s\n", count, argv[count]);
00415 
00416    /* End with empty return */
00417    fdprintf(fd, "\n");
00418 }

static int unload_module ( void   )  [static]

Definition at line 2157 of file res_agi.c.

References ast_cli_unregister_multiple(), ast_module_user_hangup_all, ast_unregister_application(), and cli_agi.


Variable Documentation

int agidebug = 0 [static]

Definition at line 104 of file res_agi.c.

char* app = "AGI" [static]

Definition at line 75 of file res_agi.c.

struct ast_cli_entry cli_agi[] [static]

Definition at line 2139 of file res_agi.c.

Referenced by load_module(), and unload_module().

struct ast_cli_entry cli_agi_no_debug_deprecated [static]

Initial value:

 {
   { "agi", "no", "debug", NULL },
   agi_no_debug_deprecated, NULL,
   NULL }

Definition at line 2134 of file res_agi.c.

struct ast_cli_entry cli_dump_agihtml_deprecated [static]

Initial value:

 {
   { "dump", "agihtml", NULL },
   handle_agidumphtml, NULL,
   NULL }

Definition at line 2129 of file res_agi.c.

struct ast_cli_entry cli_show_agi_deprecated [static]

Initial value:

 {
   { "show", "agi", NULL },
   handle_showagi, NULL,
   NULL }

Definition at line 2124 of file res_agi.c.

agi_command commands[MAX_COMMANDS] [static]

Definition at line 1622 of file res_agi.c.

Referenced by aji_dinfo_handler(), ast_agi_register(), ast_agi_unregister(), dundi_showframe(), find_command(), handle_agidumphtml(), and help_workhorse().

char* deadapp = "DeadAGI" [static]

Definition at line 79 of file res_agi.c.

char* deadsynopsis = "Executes AGI on a hungup channel" [static]

Definition at line 83 of file res_agi.c.

char debug_usage[] [static]

Initial value:

 
"Usage: agi debug\n"
"       Enables dumping of AGI transactions for debugging purposes\n"

Definition at line 1324 of file res_agi.c.

char* descrip [static]

Definition at line 85 of file res_agi.c.

char dumpagihtml_help[] [static]

Initial value:

"Usage: agi dumphtml <filename>\n"
"  Dumps the agi command list in html format to given filename\n"

Definition at line 2120 of file res_agi.c.

char* eapp = "EAGI" [static]

Definition at line 77 of file res_agi.c.

char* esynopsis = "Executes an EAGI compliant application" [static]

Definition at line 82 of file res_agi.c.

char no_debug_usage[] [static]

Initial value:

 
"Usage: agi debug off\n"
"       Disables dumping of AGI transactions for debugging purposes\n"

Definition at line 1328 of file res_agi.c.

char showagi_help[] [static]

Initial value:

"Usage: agi show [topic]\n"
"       When called with a topic as an argument, displays usage\n"
"       information on the given command.  If called without a\n"
"       topic, it provides a list of AGI commands.\n"

Definition at line 2113 of file res_agi.c.

char* synopsis = "Executes an AGI compliant application" [static]

Definition at line 81 of file res_agi.c.

char usage_answer[] [static]

Initial value:

 
" Usage: ANSWER\n"
"  Answers channel if not already in answer state. Returns -1 on\n"
" channel failure, or 0 if successful.\n"

Definition at line 1457 of file res_agi.c.

char usage_autohangup[] [static]

Initial value:

" Usage: SET AUTOHANGUP <time>\n"
"  Cause the channel to automatically hangup at <time> seconds in the\n"
" future.  Of course it can be hungup before then as well. Setting to 0 will\n"
" cause the autohangup feature to be disabled on this channel.\n"

Definition at line 1612 of file res_agi.c.

char usage_channelstatus[] [static]

Definition at line 1429 of file res_agi.c.

char usage_controlstreamfile[] [static]

Definition at line 1513 of file res_agi.c.

char usage_dbdel[] [static]

Initial value:

" Usage: DATABASE DEL <family> <key>\n"
"  Deletes an entry in the Asterisk database for a\n"
" given family and key.\n"
" Returns 1 if successful, 0 otherwise.\n"

Definition at line 1395 of file res_agi.c.

char usage_dbdeltree[] [static]

Initial value:

" Usage: DATABASE DELTREE <family> [keytree]\n"
"  Deletes a family or specific keytree within a family\n"
" in the Asterisk database.\n"
" Returns 1 if successful, 0 otherwise.\n"

Definition at line 1401 of file res_agi.c.

char usage_dbget[] [static]

Definition at line 1387 of file res_agi.c.

char usage_dbput[] [static]

Initial value:

" Usage: DATABASE PUT <family> <key> <value>\n"
"  Adds or updates an entry in the Asterisk database for a\n"
" given family, key, and value.\n"
" Returns 1 if successful, 0 otherwise.\n"

Definition at line 1381 of file res_agi.c.

char usage_exec[] [static]

Initial value:

" Usage: EXEC <application> <options>\n"
"  Executes <application> with given <options>.\n"
" Returns whatever the application returns, or -2 on failure to find application\n"

Definition at line 1447 of file res_agi.c.

char usage_getdata[] [static]

Initial value:

" Usage: GET DATA <file to be streamed> [timeout] [max digits]\n"
"  Stream the given file, and recieve DTMF data. Returns the digits received\n"
"from the channel at the other end.\n"

Definition at line 1582 of file res_agi.c.

char usage_getoption[] [static]

Initial value:

 
" Usage: GET OPTION <filename> <escape_digits> [timeout]\n"
"  Behaves similar to STREAM FILE but used with a timeout option.\n"

Definition at line 1523 of file res_agi.c.

char usage_getvariable[] [static]

Initial value:

" Usage: GET VARIABLE <variablename>\n"
"  Returns 0 if <variablename> is not set.  Returns 1 if <variablename>\n"
" is set and returns the variable in parentheses.\n"
" example return code: 200 result=1 (testvariable)\n"

Definition at line 1413 of file res_agi.c.

char usage_getvariablefull[] [static]

Definition at line 1419 of file res_agi.c.

char usage_hangup[] [static]

Initial value:

" Usage: HANGUP [<channelname>]\n"
"  Hangs up the specified channel.\n"
" If no channel name is given, hangs up the current channel\n"

Definition at line 1452 of file res_agi.c.

char usage_noop[] [static]

Initial value:

" Usage: NoOp\n"
"  Does nothing.\n"

Definition at line 1618 of file res_agi.c.

char usage_recordfile[] [static]

Definition at line 1600 of file res_agi.c.

char usage_recvchar[] [static]

Definition at line 1477 of file res_agi.c.

char usage_recvtext[] [static]

Initial value:

" Usage: RECEIVE TEXT <timeout>\n"
"  Receives a string of text on a channel. Specify timeout to be the\n"
" maximum time to wait for input in milliseconds, or 0 for infinite. Most channels\n"
" do not support the reception of text. Returns -1 for failure or 1 for success, and the string in parentheses.\n"

Definition at line 1485 of file res_agi.c.

char usage_sayalpha[] [static]

Definition at line 1541 of file res_agi.c.

char usage_saydate[] [static]

Definition at line 1548 of file res_agi.c.

char usage_saydatetime[] [static]

Definition at line 1564 of file res_agi.c.

char usage_saydigits[] [static]

Definition at line 1534 of file res_agi.c.

char usage_saynumber[] [static]

Definition at line 1527 of file res_agi.c.

char usage_sayphonetic[] [static]

Definition at line 1575 of file res_agi.c.

char usage_saytime[] [static]

Definition at line 1556 of file res_agi.c.

char usage_sendimage[] [static]

Definition at line 1496 of file res_agi.c.

char usage_sendtext[] [static]

Definition at line 1469 of file res_agi.c.

char usage_setcallerid[] [static]

Initial value:

" Usage: SET CALLERID <number>\n"
"  Changes the callerid of the current channel.\n"

Definition at line 1443 of file res_agi.c.

char usage_setcontext[] [static]

Initial value:

" Usage: SET CONTEXT <desired context>\n"
"  Sets the context for continuation upon exiting the application.\n"

Definition at line 1587 of file res_agi.c.

char usage_setextension[] [static]

Initial value:

" Usage: SET EXTENSION <new extension>\n"
"  Changes the extension for continuation upon exiting the application.\n"

Definition at line 1591 of file res_agi.c.

char usage_setmusic[] [static]

Initial value:

" Usage: SET MUSIC ON <on|off> <class>\n"
"  Enables/Disables the music on hold generator.  If <class> is\n"
" not specified, then the default music on hold class will be used.\n"
" Always returns 0.\n"

Definition at line 1375 of file res_agi.c.

char usage_setpriority[] [static]

Initial value:

" Usage: SET PRIORITY <priority>\n"
"  Changes the priority for continuation upon exiting the application.\n"
" The priority must be a valid priority or label.\n"

Definition at line 1595 of file res_agi.c.

char usage_setvariable[] [static]

Initial value:

" Usage: SET VARIABLE <variablename> <value>\n"

Definition at line 1426 of file res_agi.c.

char usage_streamfile[] [static]

Definition at line 1503 of file res_agi.c.

char usage_tddmode[] [static]

Initial value:

" Usage: TDD MODE <on|off>\n"
"  Enable/Disable TDD transmission/reception on a channel. Returns 1 if\n"
" successful, or 0 if channel is not TDD-capable.\n"

Definition at line 1491 of file res_agi.c.

char usage_verbose[] [static]

Initial value:

" Usage: VERBOSE <message> <level>\n"
"  Sends <message> to the console via verbose message system.\n"
" <level> is the the verbose level (1-4)\n"
" Always returns 1.\n"

Definition at line 1407 of file res_agi.c.

char usage_waitfordigit[] [static]

Definition at line 1462 of file res_agi.c.


Generated on Fri Aug 24 02:28:00 2007 for Asterisk - the Open Source PBX by  doxygen 1.5.1