115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
/*
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* File : socket.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2015, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2015-02-17 Bernard First version
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*/
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#ifndef SOCKET_H__
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#define SOCKET_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <inttypes.h>
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#include <lwip/sockets.h>
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#include <lwip/api.h>
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#include <lwip/init.h>
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#include <rtdevice.h>
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#if LWIP_VERSION < 0x2000000
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typedef uint16_t sa_family_t;
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typedef uint16_t in_port_t;
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struct sockaddr_storage
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{
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sa_family_t ss_family; /* Address family */
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char ss_data[14]; /* 14-bytes of address data */
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};
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#endif
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#if LWIP_VERSION < 0x2000000
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#define SELWAIT_T int
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#else
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#ifndef SELWAIT_T
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#define SELWAIT_T u8_t
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#endif
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#endif
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/*
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* Re-define lwip socket
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*
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* NOTE: please make sure the definitions same in lwip::net_socket.c
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*/
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struct lwip_sock {
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/** sockets currently are built on netconns, each socket has one netconn */
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struct netconn *conn;
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/** data that was left from the previous read */
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void *lastdata;
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/** offset in the data that was left from the previous read */
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u16_t lastoffset;
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/** number of times data was received, set by event_callback(),
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tested by the receive and select functions */
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s16_t rcvevent;
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/** number of times data was ACKed (free send buffer), set by event_callback(),
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tested by select */
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u16_t sendevent;
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/** error happened for this socket, set by event_callback(), tested by select */
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u16_t errevent;
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/** last error that occurred on this socket */
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#if LWIP_VERSION < 0x2000000
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int err;
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#else
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u8_t err;
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#endif
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/** counter of how many threads are waiting for this socket using select */
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SELWAIT_T select_waiting;
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rt_wqueue_t wait_head;
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};
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struct lwip_sock *lwip_tryget_socket(int s);
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int accept(int s, struct sockaddr *addr, socklen_t *addrlen);
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int bind(int s, const struct sockaddr *name, socklen_t namelen);
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int shutdown(int s, int how);
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int getpeername (int s, struct sockaddr *name, socklen_t *namelen);
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int getsockname (int s, struct sockaddr *name, socklen_t *namelen);
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int getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen);
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int setsockopt (int s, int level, int optname, const void *optval, socklen_t optlen);
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int connect(int s, const struct sockaddr *name, socklen_t namelen);
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int listen(int s, int backlog);
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int recv(int s, void *mem, size_t len, int flags);
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int recvfrom(int s, void *mem, size_t len, int flags,
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struct sockaddr *from, socklen_t *fromlen);
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int send(int s, const void *dataptr, size_t size, int flags);
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int sendto(int s, const void *dataptr, size_t size, int flags,
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const struct sockaddr *to, socklen_t tolen);
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int socket(int domain, int type, int protocol);
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int closesocket(int s);
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int ioctlsocket(int s, long cmd, void *arg);
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#ifdef __cplusplus
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}
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#endif
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#endif
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