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openbts-osmo/public-trunk/GSM/GSMTAPDump.cpp

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/*
* Copyright 2008, 2009 Free Software Foundation, Inc.
*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* This use of this software may be subject to additional restrictions.
* See the LEGAL file in the main directory for details.
* This software is distributed under the terms of the GNU Affero Public License.
* See the COPYING file in the main directory for details.
*/
#include "GSMTAPDump.h"
#include "GSMTransfer.h"
#include <Sockets.h>
#include <Globals.h>
UDPSocket GSMTAPSocket;
void gWriteGSMTAP(unsigned ARFCN, unsigned TS, unsigned FN, const GSM::L2Frame& frame)
{
if (!gConfig.defines("GSMTAP.TargetIP")) return;
unsigned port = GSMTAP_UDP_PORT; // default port for GSM-TAP
if (gConfig.defines("GSMTAP.TargetPort"))
port = gConfig.getNum("GSMTAP.TargetPort");
// Write a GSMTAP packet to the configured destination.
GSMTAPSocket.destination(port,gConfig.getStr("GSMTAP.TargetIP"));
char buffer[MAX_UDP_LENGTH];
gsmtap_hdr header(ARFCN,TS,FN);
memcpy(buffer,&header,sizeof(header));
frame.pack((unsigned char*)buffer+sizeof(header));
GSMTAPSocket.write(buffer, sizeof(header) + frame.size()/8);
}
// vim: ts=4 sw=4