transmission/libtransmission/peer-socket.h

50 lines
1.1 KiB
C

/*
* This file Copyright (C) 2017 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
*/
#pragma once
#ifndef __TRANSMISSION__
#error only libtransmission should #include this header.
#endif
#include "net.h"
#include "tr-assert.h"
enum tr_peer_socket_type
{
TR_PEER_SOCKET_TYPE_NONE,
TR_PEER_SOCKET_TYPE_TCP,
TR_PEER_SOCKET_TYPE_UTP
};
union tr_peer_socket_handle
{
tr_socket_t tcp;
struct UTPSocket* utp;
};
struct tr_peer_socket
{
enum tr_peer_socket_type type;
union tr_peer_socket_handle handle;
};
#define TR_PEER_SOCKET_INIT ((struct tr_peer_socket){ .type = TR_PEER_SOCKET_TYPE_NONE })
static inline struct tr_peer_socket tr_peer_socket_tcp_create(tr_socket_t const handle)
{
TR_ASSERT(handle != TR_BAD_SOCKET);
return (struct tr_peer_socket){ .type = TR_PEER_SOCKET_TYPE_TCP, .handle.tcp = handle };
}
static inline struct tr_peer_socket tr_peer_socket_utp_create(struct UTPSocket* const handle)
{
TR_ASSERT(handle != NULL);
return (struct tr_peer_socket){ .type = TR_PEER_SOCKET_TYPE_UTP, .handle.utp = handle };
}