158 lines
3.2 KiB
C
158 lines
3.2 KiB
C
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/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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cdpsrv.c
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Abstract:
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Author:
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Mike Massa (mikemas) Feb 24, 1992
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Revision History:
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Who When What
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-------- -------- ----------------------------------------------
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mikemas 02-24-92 created
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Notes:
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--*/
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#include <windows.h>
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#include <winsock2.h>
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#include <wsclus.h>
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#include <stdio.h>
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#include <stdlib.h>
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#define MAX_PACKET_SIZE 65535-20-68
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static char szTestPattern [] = "data" ;
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#define TESTPATTERN_LEN 4
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int count = 0;
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WSADATA WsaData;
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// void _CRTAPI1
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int _cdecl
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main(int argc, char **argv, char **envp)
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{
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SOCKET serve_me;
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u_short Port;
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struct sockaddr addr, recvaddr;
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int addrlen, recv_addrlen;
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SOCKADDR_CLUSTER *clus_addr = (PSOCKADDR_CLUSTER)&addr;
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char *buf;
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int err;
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int i, j;
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WORD versionRequested = MAKEWORD(2, 0);
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DWORD bytesReturned = 0;
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if(argc<2){
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printf("usage: cdpsrv port\n");
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exit(4);
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}
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Port = (u_short) atoi(argv[1]);
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err = WSAStartup( versionRequested, &WsaData );
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if ( err != ERROR_SUCCESS ) {
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printf("cdpsrv: WSAStartup %d:", err);
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exit(1);
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}
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if ((buf = malloc(MAX_PACKET_SIZE)) == NULL) {
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printf("out of memory\n");
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exit(1);
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}
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memset(&addr,0,sizeof(addr));
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clus_addr->sac_family = AF_CLUSTER;
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clus_addr->sac_port = Port;
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clus_addr->sac_node = 0;
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serve_me=socket(AF_CLUSTER, SOCK_DGRAM, CLUSPROTO_CDP);
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if (serve_me == INVALID_SOCKET){
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printf("\nsocket failed (%d)\n", WSAGetLastError());
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exit(1);
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}
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err = WSAIoctl(
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serve_me,
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SIO_CLUS_IGNORE_NODE_STATE,
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NULL,
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0,
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NULL,
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0,
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&bytesReturned,
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NULL,
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NULL
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);
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if (err == SOCKET_ERROR) {
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printf("Died on WSHIoctl(), status %u\n", WSAGetLastError());
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closesocket(serve_me);
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exit(9);
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}
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if (bind(serve_me, &addr, sizeof(addr))==SOCKET_ERROR){
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printf("\nbind failed (%d) on port %d\n",
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WSAGetLastError(), Port);
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closesocket(serve_me);
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exit(1);
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}
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while(1) {
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recv_addrlen = sizeof(SOCKADDR_CLUSTER);
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err = recvfrom(
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serve_me,
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buf,
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MAX_PACKET_SIZE,
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0,
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&recvaddr,
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&recv_addrlen
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);
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if (err == SOCKET_ERROR) {
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printf("\nrecvfrom failed (%d)\n", WSAGetLastError());
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break;
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}
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i = 0 ;
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while (i < err)
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{
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for (j=0; j < TESTPATTERN_LEN && i < err; i++, j++)
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if (buf [i] != szTestPattern [j])
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{
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printf ("Received Length is %d\n", err) ;
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while (i < err)
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{
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printf ("Char at %d is %d %c\n", i, buf[i], buf[i]) ;
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i++ ;
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}
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exit (1) ;
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}
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}
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if ((++count % 50) == 0) {
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printf("#");
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}
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}
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closesocket(serve_me);
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}
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