lock_lfvx/bk_avdk-v2.0.1.32/bk_idk/components/jrtplib/tests/testexistingsockets.cpp

#include "rtpsession.h"
#include "rtpudpv4transmitter.h"
#include "rtpipv4address.h"
#include "rtpsessionparams.h"
#include "rtperrors.h"
#include "rtplibraryversion.h"
#include "rtpsourcedata.h"
#include <stdlib.h>
#include <stdio.h>
#include <iostream>
#include <string>

using namespace jrtplib;

void checkerror(int rtperr)
{
	if (rtperr < 0)
	{
		std::cout << "ERROR: " << RTPGetErrorString(rtperr) << std::endl;
		exit(-1);
	}
}

class MyRTPSession : public RTPSession
{
protected:
	void OnValidatedRTPPacket(RTPSourceData *srcdat, RTPPacket *rtppack, bool isonprobation, bool *ispackethandled)
	{
		printf("Got packet in OnValidatedRTPPacket from source 0x%04x!\n", srcdat->GetSSRC());
		DeletePacket(rtppack);
		*ispackethandled = true;
	}

	void OnRTCPSDESItem(RTPSourceData *srcdat, RTCPSDESPacket::ItemType t, const void *itemdata, size_t itemlength)
	{
		char msg[1024];

		memset(msg, 0, sizeof(msg));
		if (itemlength >= sizeof(msg))
			itemlength = sizeof(msg)-1;

		memcpy(msg, itemdata, itemlength);
		printf("Received SDES item (%d): %s", (int)t, msg);
	}
};

int GetASocket()
{
	SocketType sock = socket(AF_INET, SOCK_DGRAM, 0);
	//int sock = socket(AF_INET, SOCK_STREAM, 0); // test with a TCP socket
	struct sockaddr_in addr;

	memset(&addr, 0, sizeof(addr));
	addr.sin_family = AF_INET;
	bind(sock, (struct sockaddr*)&addr, sizeof(addr));	

	return sock;
}


int main(void)
{
#ifdef RTP_SOCKETTYPE_WINSOCK
	WSADATA dat;
	WSAStartup(MAKEWORD(2,2),&dat);
#endif // RTP_SOCKETTYPE_WINSOCK
	
	MyRTPSession sess;
	uint32_t destip;
	std::string ipstr;
	int status,i,num;

	std::cout << "Using version " << RTPLibraryVersion::GetVersion().GetVersionString() << std::endl;

	// First, we'll ask for the necessary information
		
	ipstr = "127.0.0.1";
	destip = inet_addr(ipstr.c_str());
	if (destip == INADDR_NONE)
	{
		std::cerr << "Bad IP address specified" << std::endl;
		return -1;
	}
	
	// The inet_addr function returns a value in network byte order, but
	// we need the IP address in host byte order, so we use a call to
	// ntohl
	destip = ntohl(destip);
	num = 10;

	// Now, we'll create a RTP session, set the destination, send some
	// packets and poll for incoming data.
	
	RTPUDPv4TransmissionParams transparams;
	RTPSessionParams sessparams;
	
	// IMPORTANT: The local timestamp unit MUST be set, otherwise
	//            RTCP Sender Report info will be calculated wrong
	// In this case, we'll be sending 10 samples each second, so we'll
	// put the timestamp unit to (1.0/10.0)
	sessparams.SetOwnTimestampUnit(1.0/10.0);		
	sessparams.SetAcceptOwnPackets(true);

	int rtpsock = GetASocket();
	//int rtcpsock = rtpsock;
	int rtcpsock = GetASocket();
	transparams.SetUseExistingSockets(rtpsock, rtcpsock);

	status = sess.Create(sessparams,&transparams);	
	checkerror(status);

	RTPUDPv4TransmissionInfo *pInf = (RTPUDPv4TransmissionInfo *)sess.GetTransmissionInfo();
	uint16_t rtpPort = pInf->GetRTPPort();
	uint16_t rtcpPort = pInf->GetRTCPPort();	

	printf("Using RTP port %d and RTCP port %d\n", (int)rtpPort, (int)rtcpPort);
	
	// We're assuming that the destination is also using RTCP multiplexing 
	// ('true' means that the same port will be used for RTCP)
	RTPIPv4Address addr(destip,rtpPort,rtcpPort); 
	
	status = sess.AddDestination(addr);
	checkerror(status);
	
	for (i = 1 ; i <= num ; i++)
	{
		printf("\nSending packet %d/%d\n",i,num);
		
		// send the packet
		status = sess.SendPacket((void *)"1234567890",10,0,false,10);
		checkerror(status);
		
#ifndef RTP_SUPPORT_THREAD
		status = sess.Poll();
		checkerror(status);
#endif // RTP_SUPPORT_THREAD
		
		RTPTime::Wait(RTPTime(1,0));
	}
	
	sess.BYEDestroy(RTPTime(10,0),0,0);

#ifdef RTP_SOCKETTYPE_WINSOCK
	WSACleanup();
#endif // RTP_SOCKETTYPE_WINSOCK
	return 0;
}