Shared TDE VNC library sources
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libtdevnc/examples/repeater.c

74 lines
1.7 KiB

/* This example shows how to connect to an UltraVNC repeater. */
#include <rfb/rfb.h>
static void clientGone(rfbClientPtr cl)
{
rfbShutdownServer(cl->screen, TRUE);
}
int main(int argc,char** argv)
{
char *repeaterHost;
int repeaterPort, sock;
char id[250];
int idlen;
rfbClientPtr cl;
int i,j;
uint16_t* f;
/* Parse command-line arguments */
if (argc < 3) {
fprintf(stderr,
"Usage: %s <id> <repeater-host> [<repeater-port>]\n", argv[0]);
exit(1);
}
idlen = snprintf(id, sizeof(id) - 1, "ID:%s", argv[1]);
if(idlen < 0 || idlen >= (int)sizeof(id)) {
fprintf(stderr, "Error, given ID is probably too long.\n");
return 1;
}
repeaterHost = argv[2];
repeaterPort = argc < 4 ? 5500 : atoi(argv[3]);
/* The initialization is identical to simple15.c */
rfbScreenInfoPtr server=rfbGetScreen(&argc,argv,400,300,5,3,2);
if(!server)
return 0;
server->frameBuffer=(char*)malloc(400*300*2);
f=(uint16_t*)server->frameBuffer;
for(j=0;j<300;j++)
for(i=0;i<400;i++)
f[j*400+i]=/* red */ ((j*32/300) << 10) |
/* green */ (((j+400-i)*32/700) << 5) |
/* blue */ ((i*32/400));
/* Now for the repeater-specific part: */
server->port = -1; /* do not listen on any port */
server->ipv6port = -1; /* do not listen on any port */
sock = rfbConnectToTcpAddr(repeaterHost, repeaterPort);
if (sock < 0) {
perror("connect to repeater");
return 1;
}
if (write(sock, id, idlen+1) != idlen+1) {
perror("writing id");
return 1;
}
cl = rfbNewClient(server, sock);
if (!cl) {
perror("new client");
return 1;
}
cl->reverseConnection = 0;
cl->clientGoneHook = clientGone;
/* Run the server */
rfbInitServer(server);
rfbRunEventLoop(server,-1,FALSE);
return 0;
}