reactos/services/dhcp/socket.c

   1 #include "rosdhcp.h"
   2
   3 SOCKET ServerSocket;
   4
   5 void SocketInit() {
   6     ServerSocket = socket( AF_INET, SOCK_DGRAM, 0 );
   7 }
   8
   9 ssize_t send_packet( struct interface_info *ip,
  10                      struct dhcp_packet *p,
  11                      size_t size,
  12                      struct in_addr addr,
  13                      struct sockaddr_in *broadcast,
  14                      struct hardware *hardware ) {
  15     int result =
  16         sendto( ip->wfdesc, (char *)p, size, 0,
  17                 (struct sockaddr *)broadcast, sizeof(*broadcast) );
  18
  19     if (result < 0) {
  20         note ("send_packet: %x", result);
  21         if (result == WSAENETUNREACH)
  22             note ("send_packet: please consult README file%s",
  23                   " regarding broadcast address.");
  24     }
  25
  26     return result;
  27 }
  28
  29 ssize_t receive_packet(struct interface_info *ip,
  30                        unsigned char *packet_data,
  31                        size_t packet_len,
  32                        struct sockaddr_in *dest,
  33                        struct hardware *hardware ) {
  34     int recv_addr_size = sizeof(*dest);
  35     int result =
  36         recvfrom (ip -> rfdesc, (char *)packet_data, packet_len, 0,
  37                   (struct sockaddr *)dest, &recv_addr_size );
  38     return result;
  39 }