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788969f56f
- commit 2 very small and simple test apps to check select functionality svn path=/branches/GSoC_2011/TcpIpDriver/; revision=52525
152 lines
3 KiB
C++
152 lines
3 KiB
C++
#include <stdio.h>
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#include <windows.h>
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#include <winsock2.h>
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SOCKET Socket;
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HANDLE thread_handle;
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DWORD thread_id;
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WSANETWORKEVENTS netevents;
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HWND Window;
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UINT_PTR TimerId;
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UINT AppState;
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char towrite[1024], *towrite_ptr = towrite;
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char outpath[1024];
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DWORD WINAPI thread(LPVOID data)
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{
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FILE *f = NULL;
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DWORD Ret;
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BOOLEAN done = FALSE;
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int wrlen, rdlen;
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struct timeval tv;
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struct fd_set readable, writable, exception;
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do
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{
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FD_ZERO(&readable);
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FD_ZERO(&writable);
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FD_ZERO(&exception);
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FD_SET(Socket, &readable);
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if (*towrite_ptr)
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FD_SET(Socket,&writable);
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FD_SET(Socket, &exception);
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tv.tv_sec = 1; tv.tv_usec = 0;
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Ret = select( Socket + 1, &readable, &writable, &exception, &tv );
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if ( Ret > 0 )
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{
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if (FD_ISSET(Socket, &writable))
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{
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if (*towrite_ptr)
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{
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wrlen = send(Socket, towrite_ptr, strlen(towrite_ptr), 0);
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if (wrlen > 0)
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towrite_ptr += wrlen;
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else
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{
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done = TRUE;
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}
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fprintf( stderr, "send: %d bytes\n", wrlen );
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}
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else
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{
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fprintf( stderr, "send: finished header and waiting\n" );
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}
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}
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if (FD_ISSET(Socket, &readable))
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{
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if (!f)
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f = fopen( outpath, "wb" );
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if (!f)
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{
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done = TRUE;
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}
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rdlen = recv( Socket, outpath, sizeof(outpath), 0 );
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if (rdlen > 0)
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{
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fwrite( outpath, 1, rdlen, f );
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fprintf( stderr, "recv: %d bytes\n", rdlen );
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}
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else
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{
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fprintf( stderr, "closed socket\n" );
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done = TRUE;
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}
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}
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if( FD_ISSET(Socket, &exception) )
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{
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done = TRUE;
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}
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}
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else if( !Ret )
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{
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fprintf( stderr, "timeout\r" ); fflush( stderr );
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}
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else
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{
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fprintf( stderr, "return from select: %x\n", Ret );
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}
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} while( !done );
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//fprintf( stderr, "About to overread the socket: %d\n",
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// recv( Socket, outpath, sizeof(outpath), 0 ) );
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fprintf( stderr, "Last error: %d\n", WSAGetLastError() );
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if( f ) fclose( f );
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}
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//74.125.224.112 80 / index.html
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int main( int argc, char **argv )
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{
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WSADATA wdata;
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BOOLEAN got_header = FALSE;
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MSG msg;
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INT nbio = 1;
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sockaddr_in sa = { AF_INET };
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WSAStartup( 0x0101, &wdata );
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if( argc < 5 )
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{
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fprintf( stderr, "usage: %s host port path\n", argv[0]);
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return 1;
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}
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sa.sin_addr.s_addr = inet_addr( argv[1] );
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sa.sin_port = htons( atoi( argv[2] ) );
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sprintf( towrite, "GET %s HTTP/1.0\r\n\r\n", argv[3] );
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strcpy( outpath, argv[4] );
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Socket = socket( AF_INET, SOCK_STREAM, 0 );
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if( ioctlsocket( Socket, FIONBIO, (ULONG *)&nbio ) )
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{
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fprintf( stderr, "ioctlsocket: %d\n", WSAGetLastError() );
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return 1;
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}
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thread_handle = CreateThread( NULL,
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0,
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(LPTHREAD_START_ROUTINE)thread,
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NULL,
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0,
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&thread_id );
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fprintf( stderr, "connecting\n" );
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connect( Socket, (struct sockaddr *)&sa, sizeof(sa) );
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WaitForSingleObject( thread_handle, INFINITE );
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fprintf( stderr, "closing socket\n" );
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closesocket( Socket );
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WSACleanup();
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return 0;
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}
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