120 lines
2.7 KiB
C
Executable File
120 lines
2.7 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* App to flash a zap trunk
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#include <asterisk/lock.h>
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#include <asterisk/file.h>
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#include <asterisk/logger.h>
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#include <asterisk/channel.h>
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#include <asterisk/pbx.h>
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#include <asterisk/module.h>
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#include <asterisk/translate.h>
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#include <asterisk/image.h>
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#include <asterisk/options.h>
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#include <sys/ioctl.h>
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#ifdef __linux__
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#include <linux/zaptel.h>
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#else
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#include <zaptel.h>
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#endif /* __linux__ */
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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static char *tdesc = "Flash zap trunk application";
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static char *app = "Flash";
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static char *synopsis = "Flashes a Zap Trunk";
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static char *descrip =
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" Flash(): Sends a flash on a zap trunk. This is only a hack for\n"
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"people who want to perform transfers and such via AGI and is generally\n"
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"quite useless otherwise. Returns 0 on success or -1 if this is not\n"
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"a zap trunk\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static inline int zt_wait_event(int fd)
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{
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/* Avoid the silly zt_waitevent which ignores a bunch of events */
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int i,j=0;
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i = ZT_IOMUX_SIGEVENT;
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if (ioctl(fd, ZT_IOMUX, &i) == -1) return -1;
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if (ioctl(fd, ZT_GETEVENT, &j) == -1) return -1;
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return j;
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}
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static int flash_exec(struct ast_channel *chan, void *data)
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{
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int res = -1;
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int x;
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struct localuser *u;
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struct zt_params ztp;
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LOCAL_USER_ADD(u);
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if (!strcasecmp(chan->type, "Zap")) {
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memset(&ztp, 0, sizeof(ztp));
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res = ioctl(chan->fds[0], ZT_GET_PARAMS, &ztp);
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if (!res) {
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if (ztp.sigtype & __ZT_SIG_FXS) {
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x = ZT_FLASH;
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res = ioctl(chan->fds[0], ZT_HOOK, &x);
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if (!res || (errno == EINPROGRESS)) {
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if (res) {
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/* Wait for the event to finish */
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zt_wait_event(chan->fds[0]);
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}
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res = ast_safe_sleep(chan, 1000);
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if (option_verbose > 2)
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ast_verbose(VERBOSE_PREFIX_3 "Flashed channel %s\n", chan->name);
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} else
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ast_log(LOG_WARNING, "Unable to flash channel %s: %s\n", chan->name, strerror(errno));
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} else
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ast_log(LOG_WARNING, "%s is not an FXO Channel\n", chan->name);
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} else
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ast_log(LOG_WARNING, "Unable to get parameters of %s: %s\n", chan->name, strerror(errno));
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} else
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ast_log(LOG_WARNING, "%s is not a Zap channel\n", chan->name);
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LOCAL_USER_REMOVE(u);
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return res;
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}
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int unload_module(void)
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{
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STANDARD_HANGUP_LOCALUSERS;
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return ast_unregister_application(app);
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}
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int load_module(void)
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{
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return ast_register_application(app, flash_exec, synopsis, descrip);
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}
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char *description(void)
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{
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return tdesc;
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}
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int usecount(void)
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{
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int res;
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STANDARD_USECOUNT(res);
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return res;
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}
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char *key()
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{
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return ASTERISK_GPL_KEY;
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}
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