88 lines
4.2 KiB
C
88 lines
4.2 KiB
C
/*
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* Copyright (c) 2019, Marcus Geelnard <m at bitsnbites dot eu>
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Redis nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __SOCKCOMPAT_H
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#define __SOCKCOMPAT_H
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#ifndef _WIN32
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/* For POSIX systems we use the standard BSD socket API. */
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#include <unistd.h>
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#include <sys/socket.h>
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#include <sys/select.h>
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#include <sys/un.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <arpa/inet.h>
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#include <netdb.h>
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#include <poll.h>
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#else
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/* For Windows we use winsock. */
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#undef _WIN32_WINNT
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#define _WIN32_WINNT 0x0600 /* To get WSAPoll etc. */
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <stddef.h>
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/* Emulate the parts of the BSD socket API that we need (override the winsock signatures). */
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int win32_getaddrinfo(const char *node, const char *service, const struct addrinfo *hints, struct addrinfo **res);
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const char *win32_gai_strerror(int errcode);
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void win32_freeaddrinfo(struct addrinfo *res);
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SOCKET win32_socket(int domain, int type, int protocol);
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int win32_ioctl(SOCKET fd, unsigned long request, unsigned long *argp);
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int win32_bind(SOCKET sockfd, const struct sockaddr *addr, socklen_t addrlen);
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int win32_connect(SOCKET sockfd, const struct sockaddr *addr, socklen_t addrlen);
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int win32_getsockopt(SOCKET sockfd, int level, int optname, void *optval, socklen_t *optlen);
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int win32_setsockopt(SOCKET sockfd, int level, int optname, const void *optval, socklen_t optlen);
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int win32_close(SOCKET fd);
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ssize_t win32_recv(SOCKET sockfd, void *buf, size_t len, int flags);
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ssize_t win32_send(SOCKET sockfd, const void *buf, size_t len, int flags);
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typedef ULONG nfds_t;
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int win32_poll(struct pollfd *fds, nfds_t nfds, int timeout);
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#ifndef REDIS_SOCKCOMPAT_IMPLEMENTATION
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#define getaddrinfo(node, service, hints, res) win32_getaddrinfo(node, service, hints, res)
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#undef gai_strerror
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#define gai_strerror(errcode) win32_gai_strerror(errcode)
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#define freeaddrinfo(res) win32_freeaddrinfo(res)
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#define socket(domain, type, protocol) win32_socket(domain, type, protocol)
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#define ioctl(fd, request, argp) win32_ioctl(fd, request, argp)
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#define bind(sockfd, addr, addrlen) win32_bind(sockfd, addr, addrlen)
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#define connect(sockfd, addr, addrlen) win32_connect(sockfd, addr, addrlen)
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#define getsockopt(sockfd, level, optname, optval, optlen) win32_getsockopt(sockfd, level, optname, optval, optlen)
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#define setsockopt(sockfd, level, optname, optval, optlen) win32_setsockopt(sockfd, level, optname, optval, optlen)
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#define close(fd) win32_close(fd)
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#define recv(sockfd, buf, len, flags) win32_recv(sockfd, buf, len, flags)
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#define send(sockfd, buf, len, flags) win32_send(sockfd, buf, len, flags)
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#define poll(fds, nfds, timeout) win32_poll(fds, nfds, timeout)
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#endif /* REDIS_SOCKCOMPAT_IMPLEMENTATION */
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#endif /* _WIN32 */
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#endif /* __SOCKCOMPAT_H */
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