socket 发送端发送数据不够

amingleyuan 2008-08-21 10:47:31

我做了一个socket程序. 其实是需要循环480次发送一个长度为1920的数组. 但是通过输出发现,大部分情况下是发送了1920个,但是在中间还有很很多情况是只发送了1120或是888等, 反正是不够,哪位能给点拨一下，我已经弄了3天了，头都大了啊～～
先谢了～～～

#define PIC_HEIGHT 480
#define PIC_WIDTH 640

typedef struct Image_RGB /*图像格式*/
{
unsigned char b;
unsigned char g;
unsigned char r;
}RGB;

RGB Image1[PIC_HEIGHT][PIC_WIDTH]; /*图像1*/

void writebuffer(char filename[20])
{
int i,j;
FILE *fp;

fp=fopen(filename,"rb");

for(i=0; i<PIC_HEIGHT; i++)
for(j=0; j<PIC_WIDTH; j++)
{
fread(&Image1[i][j], sizeof(struct Image_RGB), 1, fp);
}
fclose(fp);
}

void main()
{
WORD wVersionRequested;
WSADATA wsaData;
int err;

wVersionRequested = MAKEWORD( 1, 1 );

err = WSAStartup( wVersionRequested, &wsaData );
if ( err != 0 )
{
return;
}

if ( LOBYTE( wsaData.wVersion ) != 1 || HIBYTE( wsaData.wVersion ) != 1 )
{
WSACleanup( );
return;
}

SOCKET sockSrv=socket(AF_INET, SOCK_STREAM, 0);

SOCKADDR_IN addrSrv;
addrSrv.sin_addr.S_un.S_addr=htonl(INADDR_ANY); //htonl 把U_long主机字节序转换成网络字节序
//htons 把U_shot主机字节序转换成网络字节序
addrSrv.sin_family=AF_INET;
addrSrv.sin_port=htons(6000);

bind(sockSrv, (SOCKADDR*)&addrSrv, sizeof(SOCKADDR));

listen(sockSrv, 5);

SOCKADDR_IN addrClient;
int len=sizeof(SOCKADDR);
//------------------------------------------------------------------------------------------
writebuffer("07.dat");

char mid[PIC_WIDTH*3];
int i,j,k,t;

char flag[1];

flag[1] = '\0';

//printf("%d,%d,%d",Image1[291][630].b, Image1[291][630].g, Image1[291][630].r);
//printf("%d,%d,%d", Image1[100][100].b, Image1[100][100].g, Image1[100][100].r);

//-------------------------------------------------------------------------------------------
while(1)
{
SOCKET sockConn=accept(sockSrv, (SOCKADDR*)&addrClient, &len);

for(i=0; i<PIC_HEIGHT; i++)
{
flag[0] = '0';
k=0;
for(j=0; j<PIC_WIDTH; j++)
{
mid[k] = (char)Image1[i][j].b;
k++;
mid[k] = (char)Image1[i][j].g;
k++;
mid[k] = (char)Image1[i][j].r;
k++;
//if(i == 100 && j==630)
//{
// printf("%d,%d,%d", mid[k-3], mid[k-2], mid[k-1]);
//}
}
mid[k] = '\0';
//write(sockConn,mid,strlen(mid));
/*
while(flag[0] == '0')
{
while((t = send(sockConn,mid,strlen(mid),0)) != 1920);

recv(sockConn, flag, 1, 0);
}
*/
t = send(sockConn,mid,strlen(mid),0);
Sleep(1000);
printf("%d,",t);

}
closesocket(sockConn);
return;
}
}

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