2 #include <msp/core/systemerror.h>
3 #include <msp/strings/format.h>
4 #include "datagramsocket.h"
9 DatagramSocket::DatagramSocket(Family f, int p):
10 Socket(f, SOCK_DGRAM, p)
13 WSAEventSelect(handle, event, FD_READ|FD_CLOSE);
15 set_events(IO::P_INPUT);
18 int DatagramSocket::connect(const SockAddr &addr)
23 socklen_t size = addr.fill_sockaddr(sa);
25 int err = ::connect(handle, reinterpret_cast<sockaddr *>(&sa), size);
29 throw system_error("connect", WSAGetLastError());
31 throw system_error("connect");
36 peer_addr = addr.copy();
39 size = sizeof(sockaddr_storage);
40 getsockname(handle, reinterpret_cast<sockaddr *>(&sa), &size);
41 local_addr = SockAddr::create(sa);
48 unsigned DatagramSocket::sendto(const char *buf, unsigned size, const SockAddr &addr_)
55 sockaddr_storage addr;
56 socklen_t addr_len = addr_.fill_sockaddr(addr);
58 int ret = ::sendto(handle, buf, size, 0, reinterpret_cast<sockaddr *>(&addr), addr_len);
66 throw system_error("sendto", WSAGetLastError());
68 throw system_error("sendto");
76 unsigned DatagramSocket::recvfrom(char *buf, unsigned size, SockAddr *&addr_)
83 sockaddr_storage addr;
84 socklen_t addr_len = sizeof(sockaddr_storage);
86 int ret = ::recvfrom(handle, buf, size, 0, reinterpret_cast<sockaddr *>(&addr), &addr_len);
94 throw system_error("recvfrom", WSAGetLastError());
96 throw system_error("recvfrom");
101 addr_ = SockAddr::create(addr);