From 6315850d110469cd238d4118eb7af46e009fdc10 Mon Sep 17 00:00:00 2001
From: Mark Spencer <markster@digium.com>
Date: Tue, 4 Feb 2003 15:48:42 +0000
Subject: Version 0.3.0 from FTP

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@600 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 apps/app_flash.c | 116 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100755 apps/app_flash.c

(limited to 'apps/app_flash.c')

diff --git a/apps/app_flash.c b/apps/app_flash.c
new file mode 100755
index 000000000..902b7506c
--- /dev/null
+++ b/apps/app_flash.c
@@ -0,0 +1,116 @@
+/*
+ * Asterisk -- A telephony toolkit for Linux.
+ *
+ * App to flash a zap trunk
+ * 
+ * Copyright (C) 1999, Mark Spencer
+ *
+ * Mark Spencer <markster@linux-support.net>
+ *
+ * This program is free software, distributed under the terms of
+ * the GNU General Public License
+ */
+ 
+#include <asterisk/lock.h>
+#include <asterisk/file.h>
+#include <asterisk/logger.h>
+#include <asterisk/channel.h>
+#include <asterisk/pbx.h>
+#include <asterisk/module.h>
+#include <asterisk/translate.h>
+#include <asterisk/image.h>
+#include <asterisk/options.h>
+#include <sys/ioctl.h>
+#include <linux/zaptel.h>
+#include <string.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <pthread.h>
+
+static char *tdesc = "Flash zap trunk application";
+
+static char *app = "Flash";
+
+static char *synopsis = "Flashes a Zap Trunk";
+
+static char *descrip = 
+"  Flash(): Sends a flash on a zap trunk.  This is only a hack for\n"
+"people who want to perform transfers and such via AGI and is generally\n"
+"quite useless otherwise.  Returns 0 on success or -1 if this is not\n"
+"a zap trunk\n";
+
+STANDARD_LOCAL_USER;
+
+LOCAL_USER_DECL;
+
+static inline int zt_wait_event(int fd)
+{
+	/* Avoid the silly zt_waitevent which ignores a bunch of events */
+	int i,j=0;
+	i = ZT_IOMUX_SIGEVENT;
+	if (ioctl(fd, ZT_IOMUX, &i) == -1) return -1;
+	if (ioctl(fd, ZT_GETEVENT, &j) == -1) return -1;
+	return j;
+}
+
+static int flash_exec(struct ast_channel *chan, void *data)
+{
+	int res = -1;
+	int x;
+	struct localuser *u;
+	struct zt_params ztp;
+	LOCAL_USER_ADD(u);
+	if (!strcasecmp(chan->type, "Zap")) {
+		memset(&ztp, 0, sizeof(ztp));
+		res = ioctl(chan->fds[0], ZT_GET_PARAMS, &ztp);
+		if (!res) {
+			if (ztp.sigtype & __ZT_SIG_FXS) {
+				x = ZT_FLASH;
+				res = ioctl(chan->fds[0], ZT_HOOK, &x);
+				if (!res || (errno == EINPROGRESS)) {
+					if (res) {
+						/* Wait for the event to finish */
+						zt_wait_event(chan->fds[0]);
+					}
+					res = ast_safe_sleep(chan, 1000);
+					if (option_verbose > 2)
+						ast_verbose(VERBOSE_PREFIX_3 "Flashed channel %s\n", chan->name);
+				} else
+					ast_log(LOG_WARNING, "Unable to flash channel %s: %s\n", chan->name, strerror(errno));
+			} else
+				ast_log(LOG_WARNING, "%s is not an FXO Channel\n", chan->name);
+		} else
+			ast_log(LOG_WARNING, "Unable to get parameters of %s: %s\n", chan->name, strerror(errno));
+	} else
+		ast_log(LOG_WARNING, "%s is not a Zap channel\n", chan->name);
+	LOCAL_USER_REMOVE(u);
+	return res;
+}
+
+int unload_module(void)
+{
+	STANDARD_HANGUP_LOCALUSERS;
+	return ast_unregister_application(app);
+}
+
+int load_module(void)
+{
+	return ast_register_application(app, flash_exec, synopsis, descrip);
+}
+
+char *description(void)
+{
+	return tdesc;
+}
+
+int usecount(void)
+{
+	int res;
+	STANDARD_USECOUNT(res);
+	return res;
+}
+
+char *key()
+{
+	return ASTERISK_GPL_KEY;
+}
-- 
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