dccp.c

   1 #include "para.h"
   2 #include "error.h"
   3 #include "dccp.h"
   4
   5 int dccp_get_socket(void)
   6 {
   7         int s = socket(AF_INET, SOCK_DCCP, IPPROTO_DCCP);
   8
   9         if (s < 0)
  10                 return -E_DCCP_SOCKET;
  11         return s;
  12 }
  13
  14 int dccp_set_socket(int fd)
  15 {
  16         int pkt_size = 256, ret;
  17
  18         /* hack to get a service code */
  19         ret = setsockopt(fd, SOL_DCCP, DCCP_SOCKOPT_PACKET_SIZE,
  20                 (char*)&pkt_size, sizeof(pkt_size));
  21         if (ret < 0)
  22                 return -E_DCCP_PACKET_SIZE;
  23         ret = setsockopt(fd, SOL_DCCP, DCCP_SOCKOPT_SERVICE,
  24                 (char*)&pkt_size, sizeof(pkt_size));
  25         if (ret < 0)
  26                 return -E_DCCP_SERVICE;
  27         return 1;
  28 }