From a8bc5d3f8cd0c2063f60ccc242131e48675b6971 Mon Sep 17 00:00:00 2001
From: michux <michux@3ae390bd-cb1e-0410-b409-cd5a39f66f1f>
Date: Fri, 4 Apr 2008 08:42:02 +0000
Subject: Add asterisk plugin, thanks to mcarey@yostengineering.com
git-svn-id: https://ssl.bulix.org/svn/lcd4linux/trunk@866 3ae390bd-cb1e-0410-b409-cd5a39f66f1f
---
plugin.c | 8 +++
plugin_asterisk.c | 180 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
plugins.m4 | 10 ++-
3 files changed, 197 insertions(+), 1 deletion(-)
create mode 100644 plugin_asterisk.c
diff --git a/plugin.c b/plugin.c
index 1437c00..3581229 100644
--- a/plugin.c
+++ b/plugin.c
@@ -58,6 +58,8 @@ void plugin_exit_time(void);
int plugin_init_apm(void);
void plugin_exit_apm(void);
+int plugin_init_asterisk(void);
+void plugin_exit_asterisk(void);
int plugin_init_cpuinfo(void);
void plugin_exit_cpuinfo(void);
int plugin_init_diskstats(void);
@@ -127,6 +129,9 @@ int plugin_init(void)
#ifdef PLUGIN_APM
plugin_init_apm();
#endif
+#ifdef PLUGIN_ASTERISK
+ plugin_init_asterisk();
+#endif
#ifdef PLUGIN_CPUINFO
plugin_init_cpuinfo();
#endif
@@ -222,6 +227,9 @@ void plugin_exit(void)
#ifdef PLUGIN_APM
plugin_exit_apm();
#endif
+#ifdef PLUGIN_ASTERISK
+ plugin_exit_asterisk();
+#endif
#ifdef PLUGIN_CPUINFO
plugin_exit_cpuinfo();
#endif
diff --git a/plugin_asterisk.c b/plugin_asterisk.c
new file mode 100644
index 0000000..75b2f52
--- /dev/null
+++ b/plugin_asterisk.c
@@ -0,0 +1,180 @@
+/* $Id: plugin_sample.c 840 2007-09-09 12:17:42Z michael $
+ * $URL: https://ssl.bulix.org/svn/lcd4linux/trunk/plugin_sample.c $
+ *
+ * plugin for asterisk
+ *
+ * Copyright (C) 2003 Michael Reinelt <michael@reinelt.co.at>
+ * Copyright (C) 2004, 2005, 2006, 2007 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
+ *
+ * This file is part of LCD4Linux.
+ *
+ * LCD4Linux is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * LCD4Linux is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+/*
+ * exported functions:
+ *
+ * int plugin_init_sample (void)
+ * adds various functions
+ *
+ */
+
+
+/* define the include files you need */
+#include "config.h"
+#include <string.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+#include "debug.h"
+#include "plugin.h"
+
+#ifdef WITH_DMALLOC
+#include <dmalloc.h>
+#endif
+
+struct Line {
+ char Channel[25]; /* Zap Channel */
+ char EndPoint[25];
+ unsigned char active;
+};
+
+static char *rtrim(char *string, char junk)
+{
+ char *original = string + strlen(string);
+ while (*--original == junk);
+ *(original + 1) = '\0';
+
+ return string;
+}
+
+static void zapstatus(RESULT * result, RESULT * arg1)
+{
+ FILE *infile;
+ int skipline = 0; // Skip the first in the file, it throws off the detection
+ char line[100], *SipLoc, Channel[25], Location[25], State[9], Application[25], EndPoint[8], Ret[50], inp;
+ int i = 0, ChannelInt = 0, ZapLine = 0;
+ struct Line Lines[32]; // Setup 32 lines, ZAP 1-32 (memory is cheap)
+
+ ZapLine = R2N(arg1);
+
+ // Set all the lines status's default to inactive
+ for (i = 0; i < 32; i++) {
+ strcpy(Lines[i].Channel, "ZAP/");
+ Lines[i].Channel[4] = (char) (i + 49);
+ Lines[i].Channel[5] = '\0';
+ Lines[i].active = 0;
+ }
+
+ system("touch /tmp/asterisk.state"); // Touch the file in it's naughty place
+ system("chmod 744 /tmp/asterisk.state");
+ system("asterisk -rx \"show channels\" > /tmp/asterisk.state"); // Crappy CLI way to do it
+
+ infile = fopen("/tmp/asterisk.state", "r");
+ while (fgets(line, 100, infile) != NULL) {
+ if (strstr(line, "Zap") != NULL) {
+ for (i = 0; i < strlen(line); i++) {
+ if (i < 20) {
+ Channel[i] = line[i];
+ } else if (i < 42) {
+ Location[i - 21] = line[i];
+ } else if (i < 50) {
+ State[i - 42] = line[i];
+ } else {
+ Application[i - 50] = line[i];
+ }
+ }
+ strncpy(Channel, Channel, 7);
+ Channel[7] = '\0';
+ strcpy(Location, rtrim(Location, ' '));
+ State[4] = '\0';
+ memcpy(EndPoint, Application + 13, 7);
+ EndPoint[7] = '\0';
+
+
+ if (strstr(Application, "Bridged Call") != NULL) {
+ // Subtract 48 from the character value to get the int
+ // value. Subtract one more because arrays start at 0.
+ ChannelInt = (int) (Channel[4]) - 49;
+ strcpy(Lines[ChannelInt].Channel, Channel);
+ strncpy(Lines[ChannelInt].EndPoint, EndPoint, 8);
+ Lines[ChannelInt].active = 1;
+ } else {
+ SipLoc = strstr(Application, "SIP");
+ if (SipLoc != NULL) {
+ strncpy(EndPoint, SipLoc, 7);
+ } else {
+ EndPoint[0] = '\0';
+ }
+
+ ChannelInt = (int) (Channel[4]) - 49;
+ strcpy(Lines[ChannelInt].Channel, Channel);
+ strcpy(Lines[ChannelInt].EndPoint, EndPoint);
+ Lines[ChannelInt].active = 1;
+ }
+ } else {
+ if (strlen(line) > 54 && skipline > 1) {
+ for (i = 55; i < 88; i++) {
+ if (i < 40) {
+ Channel[i - 55] = line[i];
+ } else {
+ EndPoint[i - 40] = line[i];
+ }
+ }
+ strncpy(Channel, rtrim(Channel, ' '), 5);
+ strncpy(EndPoint, rtrim(EndPoint, ' '), 7);
+
+ ChannelInt = (int) (Channel[4]) - 49;
+ strcpy(Lines[ChannelInt].Channel, Channel);
+ strcpy(Lines[ChannelInt].EndPoint, EndPoint);
+ Lines[ChannelInt].active = 1;
+ }
+ }
+ skipline += 1;
+ }
+ fclose(infile);
+
+ ZapLine -= 1;
+ if (Lines[ZapLine].active == 1) {
+ memset(Ret, ' ', 50);
+ Ret[0] = '\0';
+ strcat(Ret, Lines[ZapLine].Channel);
+ strcat(Ret, " -> ");
+ strncat(Ret, Lines[ZapLine].EndPoint, 8);
+ SetResult(&result, R_STRING, &Ret);
+ } else {
+ memset(Ret, ' ', 50);
+ Ret[0] = '\0';
+ strcat(Ret, Lines[ZapLine].Channel);
+ strcat(Ret, ": inactive");
+ SetResult(&result, R_STRING, &Ret);
+ }
+
+ return;
+}
+
+int plugin_init_asterisk(void)
+{
+ AddFunction("asterisk::zapstatus", 1, zapstatus);
+ return 0;
+}
+
+void plugin_exit_asterisk(void)
+{
+ /* free any allocated memory */
+ /* close filedescriptors */
+}
diff --git a/plugins.m4 b/plugins.m4
index 9f39c42..8c80b33 100644
--- a/plugins.m4
+++ b/plugins.m4
@@ -54,7 +54,8 @@ for plugin in $plugins; do
;;
all)
PLUGIN_APM="yes"
- PLUGIN_BUTTON_EXEC="yes"
+ PLUGIN_BUTTON_EXEC="yes"
+ PLUGIN_ASTERISK="yes"
PLUGIN_CPUINFO="yes"
PLUGIN_DISKSTATS="yes"
PLUGIN_DVB="yes"
@@ -89,6 +90,9 @@ for plugin in $plugins; do
button_exec)
PLUGIN_BUTTON_EXEC=$val
;;
+ asterisk)
+ PLUGIN_ASTERISK=$val
+ ;;
cpuinfo)
PLUGIN_CPUINFO=$val
;;
@@ -185,6 +189,10 @@ if test "$PLUGIN_BUTTON_EXEC" = "yes"; then
PLUGINS="$PLUGINS plugin_button_exec.o"
AC_DEFINE(PLUGIN_BUTTON_EXEC,1,[button_exec plugin])
fi
+if test "$PLUGIN_ASTERISK" = "yes"; then
+ PLUGINS="$PLUGINS plugin_asterisk.o"
+ AC_DEFINE(PLUGIN_ASTERISK,1,[asterisk plugin])
+fi
if test "$PLUGIN_CPUINFO" = "yes"; then
PLUGINS="$PLUGINS plugin_cpuinfo.o"
AC_DEFINE(PLUGIN_CPUINFO,1,[cpuinfo plugin])
--
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