1 /* 2 * Copyright (C) 2017 THL A29 Limited, a Tencent company. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, this 9 * list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 18 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 23 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 * 25 */ 26 27 #ifndef _FSTACK_API_H 28 #define _FSTACK_API_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 #include <sys/socket.h> 34 #include <sys/select.h> 35 #include <sys/poll.h> 36 37 #include "ff_event.h" 38 #include "ff_errno.h" 39 40 struct linux_sockaddr { 41 short sa_family; 42 char sa_data[14]; 43 }; 44 45 typedef int (*loop_func_t)(void *arg); 46 47 int ff_init(const char *conf, int argc, char * const argv[]); 48 49 void ff_run(loop_func_t loop, void *arg); 50 51 int ff_fcntl(int fd, int cmd, ...); 52 53 int ff_sysctl(const int *name, u_int namelen, void *oldp, size_t *oldlenp, 54 const void *newp, size_t newlen); 55 56 int ff_ioctl(int fd, unsigned long request, ...); 57 58 int ff_socket(int domain, int type, int protocol); 59 60 int ff_setsockopt(int s, int level, int optname, const void *optval, 61 socklen_t optlen); 62 63 int ff_getsockopt(int s, int level, int optname, void *optval, 64 socklen_t *optlen); 65 66 int ff_socketpair(int domain, int type, int protocol, int *sv); 67 68 int ff_listen(int s, int backlog); 69 int ff_bind(int s, const struct linux_sockaddr *addr, socklen_t addrlen); 70 int ff_accept(int s, struct linux_sockaddr *addr, socklen_t *addrlen); 71 int ff_connect(int s, const struct linux_sockaddr *name, socklen_t namelen); 72 int ff_close(int fd); 73 int ff_shutdown(int s, int how); 74 75 int ff_getpeername(int s, struct linux_sockaddr *name, 76 socklen_t *namelen); 77 int ff_getsockname(int s, struct linux_sockaddr *name, 78 socklen_t *namelen); 79 80 ssize_t ff_read(int d, void *buf, size_t nbytes); 81 ssize_t ff_readv(int fd, const struct iovec *iov, int iovcnt); 82 83 ssize_t ff_write(int fd, const void *buf, size_t nbytes); 84 ssize_t ff_writev(int fd, const struct iovec *iov, int iovcnt); 85 86 ssize_t ff_send(int s, const void *buf, size_t len, int flags); 87 ssize_t ff_sendto(int s, const void *buf, size_t len, int flags, 88 const struct linux_sockaddr *to, socklen_t tolen); 89 ssize_t ff_sendmsg(int s, const struct msghdr *msg, int flags); 90 91 ssize_t ff_recv(int s, void *buf, size_t len, int flags); 92 ssize_t ff_recvfrom(int s, void *buf, size_t len, int flags, 93 struct linux_sockaddr *from, socklen_t *fromlen); 94 ssize_t ff_recvmsg(int s, struct msghdr *msg, int flags); 95 96 int ff_select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, 97 struct timeval *timeout); 98 99 int ff_poll(struct pollfd fds[], nfds_t nfds, int timeout); 100 101 int ff_kqueue(void); 102 int ff_kevent(int kq, const struct kevent *changelist, int nchanges, 103 struct kevent *eventlist, int nevents, const struct timespec *timeout); 104 105 #ifdef __cplusplus 106 } 107 #endif 108 #endif 109 110