mirror of
https://github.com/RetroShare/RetroShare.git
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95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
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/*
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* "$Id: tou.h,v 1.4 2007-02-18 21:46:50 rmf24 Exp $"
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*
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* TCP-on-UDP (tou) network interface for RetroShare.
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*
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* Copyright 2004-2006 by Robert Fernie.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License Version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA.
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*
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* Please report all bugs and problems to "retroshare@lunamutt.com".
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*
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*/
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#ifndef TOU_C_HEADER_H
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#define TOU_C_HEADER_H
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/* get OS-specific definitions for:
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* struct sockaddr, socklen_t, ssize_t
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*/
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#ifndef WINDOWS_SYS
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#include <netinet/in.h>
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#else
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <stdio.h>
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typedef int socklen_t;
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#endif
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/* standard C interface (as Unix-like as possible)
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* for the tou (Tcp On Udp) library
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* UNIX interface: minimum for the SSL BIO interface */
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ssize_t tou_read(int sockfd, void *buf, size_t count);
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ssize_t tou_write(int sockfd, const void *buf, size_t count);
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int tou_close(int sockfd);
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/* non-standard */
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int tou_errno(int sockfd);
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int tou_clear_error(int sockfd);
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/* check stream */
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int tou_maxread(int sockfd);
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int tou_maxwrite(int sockfd);
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/* creation/connections */
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int tou_socket(int domain, int type, int protocol);
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int tou_bind(int sockfd, const struct sockaddr *my_addr, socklen_t addrlen);
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int tou_connect(int sockfd, const struct sockaddr *serv_addr, socklen_t addrlen);
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int tou_listen(int sockfd, int backlog);
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int tou_accept(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
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/* udp interface */
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/* request an external udp port to use - returns sockfd */
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int tou_extudp(const struct sockaddr *ext, socklen_t tolen);
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int tou_extaddr(int sockfd, const struct sockaddr *to, socklen_t tolen);
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ssize_t tou_recvfrom(int sockfd, void *buf, size_t len, int flags, struct sockaddr *from, socklen_t *fromlen);
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ssize_t tou_sendto(int s, const void *buf, size_t len, int flags, const struct
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sockaddr *to, socklen_t tolen);
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/* non-standard bonuses */
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int tou_connected(int sockfd);
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int tou_listenfor(int sockfd, const struct sockaddr *serv_addr,
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socklen_t addrlen);
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#ifdef __cplusplus
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}
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#endif
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#endif
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