[Pkg-voip-commits] [dahdi-tools] 15/285: dahdi_maint: Added the loopup/loopdown functionality

[tzafrir at debian.org]

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tzafrir pushed a commit to branch master
in repository dahdi-tools.

commit d3d246b6566808fb10be50082e05caf4c18a9665
Author: Russ Meyerriecks <rmeyerriecks at digium.com>
Date:   Wed Dec 8 22:14:29 2010 +0000

    dahdi_maint: Added the loopup/loopdown functionality
    
    Put back in the loopup and loopdown functionality which had been removed
    from dahdi_tool
    
    According to the spec AT&T TR 54016 we should keep the loopback
    actuate and release signals on the line for 5 seconds.
    
    Signed-off-by: Russ Meyerriecks <rmeyerriecks at digium.com>
    Acked-by: Shaun Ruffell <sruffell at digium.com>
    
    git-svn-id: http://svn.astersk.org/svn/dahdi/tools/trunk@9517 17933a7a-c749-41c5-a318-cba88f637d49
---
 dahdi_maint.c | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/dahdi_maint.c b/dahdi_maint.c
index d3019d2..4dd41a9 100644
--- a/dahdi_maint.c
+++ b/dahdi_maint.c
@@ -56,7 +56,9 @@ void display_help(char *argv0, int exitcode)
 						"networkpayload|off>\n"\
 			"\t\tlocalhost - loop back towards host\n"\
 			"\t\tnetworkline - network line loopback\n"\
-			"\t\tnetworkpayload - network payload loopback\n");
+			"\t\tnetworkpayload - network payload loopback\n"\
+			"\t\tloopup - transmit loopup signal\n"\
+			"\t\tloopdown - transmit loopdown signal\n");
 	fprintf(stderr, "        -i, --insert <fas|multi|crc|cas|prbs|bipolar>"\
 			"\n\t\tinsert an error of a specific type\n");
 	fprintf(stderr, "        -r, --reset		"\
@@ -163,6 +165,12 @@ int main(int argc, char *argv[])
 		} else if (!strcasecmp(larg, "networkpayload")) {
 			printf("Span %d: network payload loopback ON\n", span);
 			m.command = DAHDI_MAINT_NETWORKPAYLOADLOOP;
+		} else if (!strcasecmp(larg, "loopup")) {
+			printf("Span %d: transmitting loopup signal\n", span);
+			m.command = DAHDI_MAINT_LOOPUP;
+		} else if (!strcasecmp(larg, "loopdown")) {
+			printf("Span %d: transmitting loopdown signal\n", span);
+			m.command = DAHDI_MAINT_LOOPDOWN;
 		} else if (!strcasecmp(larg, "off")) {
 			printf("Span %d: loopback OFF\n", span);
 			m.command = DAHDI_MAINT_NONE;
@@ -171,9 +179,21 @@ int main(int argc, char *argv[])
 		}
 
 		res = ioctl(ctl, DAHDI_MAINT, &m);
-		if (res)
+		if (res) {
 			printf("This type of looping not supported by the"\
 					" driver for this span\n");
+			return 1;
+		}
+
+		/* Leave the loopup/loopdown signal on the line for
+		 * five seconds according to AT&T TR 54016
+		 */
+		if ((m.command == DAHDI_MAINT_LOOPUP) ||
+		   (m.command == DAHDI_MAINT_LOOPDOWN)) {
+			sleep(5);
+			m.command = DAHDI_MAINT_NONE;
+			ioctl(ctl, DAHDI_MAINT, &m);
+		}
 	}
 
 	if (iflag) {

-- 
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