From a8bc5d3f8cd0c2063f60ccc242131e48675b6971 Mon Sep 17 00:00:00 2001 From: michux 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_asterisk.c | 180 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 180 insertions(+) create mode 100644 plugin_asterisk.c (limited to 'plugin_asterisk.c') 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 + * Copyright (C) 2004, 2005, 2006, 2007 The LCD4Linux Team + * + * 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 +#include +#include +#include +#include +#include "debug.h" +#include "plugin.h" + +#ifdef WITH_DMALLOC +#include +#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 */ +} -- cgit v1.2.3