-/*
- * convert service and host entries into a six-byte numeric in the format
- * expected by a SOCKS v4 server
- */
-void numericize(char *buf, char *host, char *service, char *protocol)
-{
- struct hostent *phe;
- struct servent *pse;
- struct sockaddr_in sin;
-
- memset(&sin, 0, sizeof(sin));
- sin.sin_family = AF_INET;
-
- pse = getservbyname(service, protocol);
- if (pse) {
- sin.sin_port = pse->s_port;
- } else if ((sin.sin_port = htons((u_short) atoi(service))) == 0) {
- fprintf(stderr, "Can't get %s service entry: %s\n",
- service, strerror(errno));
- exit(3);
- }
- buf[1] = (((sin.sin_port) & 0xFF00) >> 8);
- buf[0] = ((sin.sin_port) & 0x00FF);
-
- phe = gethostbyname(host);
- if (phe) {
- memcpy(&sin.sin_addr, phe->h_addr, phe->h_length);
- } else if ((sin.sin_addr.s_addr = inet_addr(host)) == INADDR_NONE) {
- fprintf(stderr, "Can't get %s host entry: %s\n",
- host, strerror(errno));
- exit(3);
- }
- buf[5] = ((sin.sin_addr.s_addr) & 0xFF000000) >> 24;
- buf[4] = ((sin.sin_addr.s_addr) & 0x00FF0000) >> 16;
- buf[3] = ((sin.sin_addr.s_addr) & 0x0000FF00) >> 8;
- buf[2] = ((sin.sin_addr.s_addr) & 0x000000FF);
-}