Problem - Kevin Tafuro

error_exit:
if (sock) spc_socket_close(sock);
return 0;
}
int spc_socket_sendto(spc_socket_t *sock, const void *msg, int len, int flags,
char *host, int port) {
int addrlen, domain, result = -1;
struct sockaddr *addr = 0;
if (!(addrlen = make_sockaddr(&domain, &addr, host, port))) goto end;
result = sendto(sock->sd, msg, len, flags, addr, addrlen);
end:
if (addr) free(addr);
return result;
}
int spc_socket_recvfrom(spc_socket_t *sock, void *buf, int len, int flags,
spc_socket_t **src) {
int result;
if (!(*src = (spc_socket_t *)malloc(sizeof(spc_socket_t)))) goto error_exit;
(*src)->sd = INVALID_SOCKET;
(*src)->domain = sock->domain;
(*src)->addrlen = sock->addrlen;
(*src)->flags = 0;
if (!((*src)->addr = (struct sockaddr *)malloc((*src)->addrlen)))
goto error_exit;
result = recvfrom(sock->sd, buf, len, flags, (*src)->addr, &((*src)->addrlen));
if (result = = -1) goto error_exit;
return result;
error_exit:
if (*src) {
spc_socket_close(*src);
*src = 0;
}
return -1;
}
int spc_socket_send(spc_socket_t *sock, const void *buf, int buflen) {
int nb, sent = 0;
while (sent < buflen) {
nb = send(sock->sd, (const char *)buf + sent, buflen - sent, 0);
if (nb = = -1 && (errno = = EAGAIN || errno = = EINTR)) continue;
if (nb