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client.cpp
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#include <WINSOCK2.H>
#include <STDIO.H>
#pragma comment(lib,"ws2_32.lib")
typedef struct tagRtpHead
{
unsigned char byVersion;
unsigned char byPadding;
unsigned char byExtension;
unsigned char byCC;
unsigned char byMark;
unsigned char byPT;
unsigned short wSeq;
unsigned int dwTime;
unsigned int dwSSRC;
unsigned int dwCFG;
unsigned int dwExtLen;
}TRtpHead;
static DWORD WINAPI TCPWorkThread(int *nClient)
{
printf("tcp Thread create success! nClient = %d\n", *nClient);
int nRet = -1;
//Á¬½Ó
sockaddr_in tSerAddr;
memset(&tSerAddr, 0, sizeof(tSerAddr));
tSerAddr.sin_family = AF_INET;
tSerAddr.sin_port = htons(8888);
tSerAddr.sin_addr.S_un.S_addr = inet_addr("127.0.0.1");
if((nRet = connect(*nClient, (sockaddr *)&tSerAddr, sizeof(tSerAddr))) < 0)
{
nRet = WSAGetLastError();
printf("connect error ret = %d\n", nRet);
closesocket(*nClient);
getchar();
getchar();
return -1;
}
//ÉèΪ·Ç×èÈû
unsigned long lRet = 1;
if((nRet = ioctlsocket(*nClient, FIONBIO, &lRet)) < 0)
{
printf("set socket error!\n");
closesocket(*nClient);
WSACleanup();
return -1;
}
long nSize = 1;
char achRecData[1024];
memset(achRecData, 0, sizeof(achRecData));
struct timeval tm;
memset(&tm, 0, sizeof(tm));
tm.tv_sec = 5;
tm.tv_usec = 0;
fd_set dwRset;
FD_ZERO(&dwRset);
FD_SET(*nClient, &dwRset);
bool finish = false;
while(1)
{
if((nRet = select(64, NULL, &dwRset, NULL, &tm)) < 0)
{
printf("select socket error!\n");
closesocket(*nClient);
WSACleanup();
getchar();
getchar();
return -1;
}
else if(nRet == 0)
{
printf("select timeout, running\n");
continue;
}
if((nRet = FD_ISSET(*nClient, &dwRset)))
{
printf("fd_isset nclient\n");
FILE *nFile= fopen("b", "wbx");
//strncpy(achRecData, "fanyun", strlen("fanyun"));
//fwrite(achRecData, 1, strlen("fanyun"), nFile);
nSize = recv(*nClient, achRecData, 1024, 0);
if(nSize < 0)
{
nRet = WSAGetLastError();
printf("recv socket error! 111 nRet = %d\n", nRet);
closesocket(*nClient);
WSACleanup();
getchar();
getchar();
return -1;
}
while(nSize)
{
if(nSize != 1024)
{
if((nRet = fwrite(achRecData, 1, nSize, nFile)) < 0)
{
finish = true;
//fclose(nFile);
printf("nRet < 0\n");
break;
}
finish = true;
printf("writing file to finish\n");
fclose(nFile);
break;
}
else
{
nRet = fwrite(achRecData, 1, 1024, nFile);
nSize = recv(*nClient, achRecData, 1024, 0);
}
}
if(finish)
{
break;
}
}
}
getchar();
getchar();
return 0;
}
int ParseRtpPacket(char *pbyBuffer, int nLen, TRtpHead *ptRtpHead)
{
if(NULL == pbyBuffer || 0 == nLen)
{
return -1;
}
ptRtpHead->byVersion = pbyBuffer[0] & 0x80;
ptRtpHead->byPadding = pbyBuffer[0] & 0x20;
ptRtpHead->byExtension = pbyBuffer[0] & 0x10;
ptRtpHead->byCC = pbyBuffer[0] & 0xf;
ptRtpHead->byMark = pbyBuffer[1] & 0x80;
ptRtpHead->byPT = pbyBuffer[1] & 0x7f;
ptRtpHead->wSeq = pbyBuffer[2] << 8;
ptRtpHead->wSeq |= pbyBuffer[3];
ptRtpHead->dwTime = pbyBuffer[4] << 8;
ptRtpHead->dwTime |= pbyBuffer[5];
ptRtpHead->dwTime <<=16;
ptRtpHead->dwTime |= pbyBuffer[6] << 8;
ptRtpHead->dwTime |= pbyBuffer[7];
ptRtpHead->dwSSRC = pbyBuffer[8] << 8;
ptRtpHead->dwSSRC |= pbyBuffer[9];
ptRtpHead->dwSSRC <<=16;
ptRtpHead->dwSSRC |= pbyBuffer[10] << 8;
ptRtpHead->dwSSRC |= pbyBuffer[11];
ptRtpHead->dwCFG = pbyBuffer[12] << 8;
ptRtpHead->dwCFG |= pbyBuffer[13];
ptRtpHead->dwExtLen = pbyBuffer[14] << 8;
ptRtpHead->dwExtLen |= pbyBuffer[15];
return 0;
}
int CreateTcpClient()
{
WORD wSockVersion = MAKEWORD(2,2);
int nRet = 0;
WSADATA tData;
memset(&tData, 0, sizeof(tData));
if((nRet = WSAStartup(wSockVersion, &tData)) != 0)
{
nRet = WSAGetLastError();
printf("send error ret = %d\n", nRet);
getchar();
getchar();
return -1;
}
printf("start up nRet = %d\n", nRet);
int nClient = -1;
if((nClient = socket(AF_INET, SOCK_STREAM, 0)) == INVALID_SOCKET)
{
nRet = WSAGetLastError();
printf("send error ret = %d\n", nRet);
getchar();
getchar();
return -1;
}
printf("socket nClient = %d\n", nClient);
HANDLE handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE )TCPWorkThread, &nClient, 0, NULL);
WaitForSingleObject(handle, -1);
getchar();
getchar();
return 0;
}
static DWORD WINAPI UDPWorkThread(int *nClient)
{
printf("udpclient create thread success! nClient=%d\n", *nClient);
sockaddr_in tSin;
memset(&tSin, 0, sizeof(tSin));
tSin.sin_family = AF_INET;
tSin.sin_port = htons(8888);
tSin.sin_addr.S_un.S_addr = inet_addr("127.0.0.1");
int len = sizeof(tSin);
// char *pchSendData = "client data\n";
// int nRet = sendto(*nClient, pchSendData, strlen(pchSendData), 0, (sockaddr *)&tSin, len);
// if(nRet < 0)
// {
// nRet = WSAGetLastError();
// printf("sendto error nRet=%d\n", nRet);
// return -1;
// }
bool finish = true;
long nSize = 0;
int nRet = -1;
char achRecvData[1025];
memset(achRecvData, 0, sizeof(achRecvData));
struct timeval tm;
memset(&tm, 0, sizeof(tm));
tm.tv_sec = 5;
tm.tv_usec = 0;
fd_set adwReadFd;
FD_ZERO(&adwReadFd);
FD_SET(*nClient, &adwReadFd);
while(1)
{
if((nRet = select(64, NULL, &adwReadFd, NULL, &tm)) < 0)
{
printf("select socket error!\n");
closesocket(*nClient);
WSACleanup();
getchar();
getchar();
return -1;
}
else if(nRet == 0)
{
printf("select timeout, running\n");
continue;
}
if((nRet = FD_ISSET(*nClient, &adwReadFd)))
{
printf("fd_isset nclient\n");
FILE *nFile= fopen("b", "wbx");
nSize = recvfrom(*nClient, achRecvData, 1025, 0, (sockaddr *)&tSin, &len);
if(nSize < 0)
{
nRet = WSAGetLastError();
printf("recvfrom socket error! 111 nRet = %d\n", nRet);
closesocket(*nClient);
WSACleanup();
getchar();
getchar();
return -1;
}
while(nSize)
{
if(nSize != 1024)
{
if((nRet = fwrite(achRecvData, 1, nSize, nFile)) < 0)
{
finish = true;
//fclose(nFile);
printf("nRet < 0\n");
break;
}
finish = true;
printf("writing file to finish\n");
fclose(nFile);
break;
}
else
{
nRet = fwrite(achRecvData, 1, 1025, nFile);
nSize = recvfrom(*nClient, achRecvData, 1025, 0, (sockaddr *)&tSin, &len);;
}
}
if(finish)
{
break;
}
}
// nRet = recvfrom(*nClient, achRecvData, 1024, 0, (sockaddr *)&tSin, &len);
// if(nRet > 0)
// {
// achRecvData[nRet] = 0x00;
// }
// else if(nRet < 0)
// {
// nRet = WSAGetLastError();
// printf("recvfrom error nRet=%d\n", nRet);
// return -1;
// }
// else
// {
// printf("break\n");
// break;
// }
// printf("recvfrom success\n");
}
return 0;
}
int CreateUdpClient()
{
WORD wSockVersion = MAKEWORD(2,2);
WSADATA tData;
memset(&tData, 0, sizeof(tData));
if(WSAStartup(wSockVersion, &tData) != 0)
{
return 0;
}
int nClient = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
sockaddr_in tSin;
memset(&tSin, 0, sizeof(tSin));
tSin.sin_family = AF_INET;
tSin.sin_port = htons(8888);
tSin.sin_addr.S_un.S_addr = inet_addr("127.0.0.1");
int len = sizeof(tSin);
HANDLE handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE )UDPWorkThread, &nClient, 0, NULL);
WaitForSingleObject(handle, -1);
// char achRecvData[1412];
// memset(achRecvData, 0, sizeof(achRecvData));
// while(1)
// {
// int nRet = recvfrom(nClient, achRecvData, sizeof(achRecvData), 0, (sockaddr *)&tSin, &len);
// if(nRet > 0)
// {
// achRecvData[nRet] = 0x00;
// }
// else if(nRet < 0)
// {
// nRet =WSAGetLastError();
// printf("recvfrom error nRet=%d\n", nRet);
// return -1;
// }
// else
// {
// printf("break\n");
// break;
// }
// TRtpHead tRtpHead;
// memset( &tRtpHead, 0, sizeof(TRtpHead) );
// nRet = ParseRtpPacket(achRecvData, 1412, &tRtpHead);
// if(0 != nRet)
// {
// printf("Parse rtp packet failed\n");
// return -1;
// }
// printf("version = %d, Padding = %d, Extension = %d, CC = %d, Mark = %d, PayloadType = %d, Seq = %d, TimeStamp = %d, SSRC = 0x%x, CFG = 0x%x, ExtLen = %d\n",
// tRtpHead.byVersion, tRtpHead.byPadding, tRtpHead.byExtension,tRtpHead.byCC, tRtpHead.byMark,
// tRtpHead.byPT, tRtpHead.wSeq, tRtpHead.dwTime, tRtpHead.dwSSRC, tRtpHead.dwCFG, tRtpHead.dwExtLen);
// }
// closesocket(nClient);
// WSACleanup();
return 0;
}
int main()
{
int nProtoFlag = -1;
printf( "Please Enter 0(using the TCP protocol) OR 1(using the UDP protocol):" );
scanf( "%d", &nProtoFlag );
while( (0 != nProtoFlag) && (1 != nProtoFlag) )
{
printf( "Please Enter 0(using the TCP protocol) OR 1(using the UDP protocol):" );
}
int nRet = -1;
switch( nProtoFlag )
{
case 0:
nRet = CreateTcpClient();
if(nRet != 0)
{
printf("CreateTcpClient Failed!\n");
return -1;
}
break;
case 1:
nRet = CreateUdpClient();
if(nRet != 0)
{
printf("CreateUdpClient Failed!\n");
return -1;
}
break;
default:
;
}
printf("SUCCESS\n");
getchar();
getchar();
return 0;
}