2 * Copyright 2016 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
23 #include <arpa/inet.h>
24 #include <netinet/in.h>
25 #include <netinet/tcp.h>
26 #include <sys/socket.h>
29 #include <folly/portability/IOVec.h>
30 #include <folly/portability/SysTypes.h>
31 #include <folly/portability/Windows.h>
36 using sa_family_t = ADDRESS_FAMILY;
38 // We don't actually support either of these flags
40 #define MSG_DONTWAIT 0
44 socklen_t msg_namelen;
45 struct iovec* msg_iov;
48 size_t msg_controllen;
53 sa_family_t sun_family;
57 #define SHUT_RD SD_RECEIVE
58 #define SHUT_WR SD_SEND
59 #define SHUT_RDWR SD_BOTH
61 // These are the same, but PF_LOCAL
62 // isn't defined by WinSock.
63 #define PF_LOCAL PF_UNIX
64 #define SO_REUSEPORT SO_REUSEADDR
66 // Someone thought it would be a good idea
67 // to define a field via a macro...
72 namespace portability {
93 // Some Windows specific helper functions.
94 bool is_fh_socket(int fh);
95 SOCKET fd_to_socket(int fd);
96 int socket_to_fd(SOCKET s);
98 // These aren't additional overloads, but rather other functions that
99 // are referenced that we need to wrap, or, in the case of inet_aton,
101 int accept(int s, struct sockaddr* addr, socklen_t* addrlen);
102 int inet_aton(const char* cp, struct in_addr* inp);
103 int socketpair(int domain, int type, int protocol, int sv[2]);
105 // Unless you have a case where you would normally have
106 // to reference the function as being explicitly in the
107 // global scope, then you shouldn't be calling these directly.
108 int bind(int s, const struct sockaddr* name, socklen_t namelen);
109 int connect(int s, const struct sockaddr* name, socklen_t namelen);
110 int getpeername(int s, struct sockaddr* name, socklen_t* namelen);
111 int getsockname(int s, struct sockaddr* name, socklen_t* namelen);
112 int getsockopt(int s, int level, int optname, void* optval, socklen_t* optlen);
113 const char* inet_ntop(int af, const void* src, char* dst, socklen_t size);
114 int listen(int s, int backlog);
115 int poll(struct pollfd fds[], nfds_t nfds, int timeout);
116 ssize_t recv(int s, void* buf, size_t len, int flags);
122 struct sockaddr* from,
124 ssize_t send(int s, const void* buf, size_t len, int flags);
132 ssize_t sendmsg(int socket, const struct msghdr* message, int flags);
139 int shutdown(int s, int how);
141 // This is the only function that _must_ be referenced via the namespace
142 // because there is no difference in parameter types to overload
144 int socket(int af, int type, int protocol);
146 // Windows needs a few extra overloads of some of the functions in order to
147 // resolve to our portability functions rather than the SOCKET accepting
149 int getsockopt(int s, int level, int optname, char* optval, socklen_t* optlen);
150 ssize_t recv(int s, char* buf, int len, int flags);
151 ssize_t recv(int s, void* buf, int len, int flags);
157 struct sockaddr* from,
164 struct sockaddr* from,
166 ssize_t recvmsg(int s, struct msghdr* message, int fl);
167 ssize_t send(int s, const char* buf, int len, int flags);
168 ssize_t send(int s, const void* buf, int len, int flags);
195 // Add our helpers to the overload set.
196 /* using override */ using namespace folly::portability::sockets;