From 4561ffccd62f4a2f356fc3306dfd1a087adbfd74 Mon Sep 17 00:00:00 2001
From: markster <markster@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Thu, 20 Mar 2003 07:00:04 +0000
Subject: Add timer testing program

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@159 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 timertest.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100755 timertest.c

diff --git a/timertest.c b/timertest.c
new file mode 100755
index 0000000..5849e21
--- /dev/null
+++ b/timertest.c
@@ -0,0 +1,49 @@
+#include <string.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <sys/select.h>
+#include <sys/time.h>
+#include <errno.h>
+#include "zaptel.h"
+
+int main(int argc, char *argv[])
+{
+	int fd;
+	int x = 8000;
+	int res;
+	fd_set fds;
+	struct timeval orig, now;
+	fd = open("/dev/zap/timer", O_RDWR);
+	if (fd < 0) {
+		fprintf(stderr, "Unable to open timer: %s\n", strerror(errno));
+		exit(1);
+	}
+	printf("Opened timer...\n");
+	if (ioctl(fd, ZT_TIMERCONFIG, &x)) {
+		fprintf(stderr, "Unable to set timer: %s\n", strerror(errno));
+		exit(1);
+	}
+	printf("Set timer duration to %d samples (%d ms)\n", x, x/8);
+	printf("Waiting...\n");
+	gettimeofday(&orig, NULL);
+	for(;;) {
+		FD_ZERO(&fds);
+		FD_SET(fd, &fds);
+		res = select(fd + 1, NULL, NULL, &fds, NULL);
+		if (res != 1) {
+			fprintf(stderr, "Unexpected result %d: %s\n", res, strerror(errno));
+			exit(1);
+		}
+		x = -1;
+		if (ioctl(fd, ZT_TIMERACK, &x)) {
+			fprintf(stderr, "Unable to ack timer: %s\n", strerror(errno));
+			exit(1);
+		}
+		gettimeofday(&now, NULL);
+		printf("Timer Expired (%d ms)!\n", (now.tv_sec - orig.tv_sec) * 1000 + (now.tv_usec - orig.tv_usec) / 1000);
+	}
+	exit(0);
+}
-- 
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