From 1048c6846c5f49fa5b032cbf962fed6bad947179 Mon Sep 17 00:00:00 2001
From: mattf <mattf@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Thu, 30 Dec 2004 19:44:34 +0000
Subject: Small test program to set the echo cancellation mode on the FXO
 module

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@527 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 fxotune.c | 46 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100755 fxotune.c

(limited to 'fxotune.c')

diff --git a/fxotune.c b/fxotune.c
new file mode 100755
index 0000000..6bdaeba
--- /dev/null
+++ b/fxotune.c
@@ -0,0 +1,46 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <linux/zaptel.h>
+#include "wctdm.h"
+
+int main (int argc , char **argv)
+{
+	char zapdev[80] = "";
+	int fd;
+	
+	if (argc < 4) {
+		fprintf(stdout, "Usage:\n");
+		fprintf(stdout, "%s [zap device] echocan [0-7]\n", argv[0]);
+		exit(1);
+	}
+
+	strncpy(zapdev, argv[1], sizeof(zapdev));
+
+	fd = open(zapdev, O_RDWR);
+	if (fd < 0) {
+		fprintf(stderr, "open: %s\n", strerror(errno));
+		exit(1);
+	}
+	
+	if (!strcasecmp(argv[2], "echocan")) {
+		int modeno = atoi(argv[3]);
+
+		if (modeno < 0 || modeno > 7) {
+			fprintf(stdout, "Echo canceller coefficient settings must be between 0 and 7.\n");
+			exit(1);
+		}
+
+		if (ioctl(fd, WCTDM_SET_ECHOTUNE, &modeno)) {
+			fprintf(stdout, "echotune: %s\n", strerror(errno));
+			exit(1);
+		}
+		exit(0);
+	}
+	exit(0);
+}
-- 
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