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.
20 #define FOLLY_HAVE_UNIX_SOCKETS 0
22 #define FOLLY_HAVE_UNIX_SOCKETS 1
29 #include <arpa/inet.h>
30 #include <netinet/in.h>
31 #include <netinet/tcp.h>
32 #include <sys/socket.h>
35 #include <folly/portability/IOVec.h>
36 #include <folly/portability/SysTypes.h>
37 #include <folly/portability/Windows.h>
41 // We don't actually support either of these flags
43 #define MSG_DONTWAIT 1
47 socklen_t msg_namelen;
48 struct iovec* msg_iov;
51 size_t msg_controllen;
55 #define SHUT_RD SD_RECEIVE
56 #define SHUT_WR SD_SEND
57 #define SHUT_RDWR SD_BOTH
61 // This is named differently in posix.
62 #define sa_family_t ADDRESS_FAMILY
63 // Someone thought it would be a good idea
64 // to define a field via a macro...
69 namespace portability {
89 // Some Windows specific helper functions.
90 bool is_fh_socket(int fh);
91 SOCKET fd_to_socket(int fd);
92 int socket_to_fd(SOCKET s);
94 // These aren't additional overloads, but rather other functions that
95 // are referenced that we need to wrap, or, in the case of inet_aton,
97 int accept(int s, struct sockaddr* addr, socklen_t* addrlen);
98 int inet_aton(const char* cp, struct in_addr* inp);
100 // Unless you have a case where you would normally have
101 // to reference the function as being explicitly in the
102 // global scope, then you shouldn't be calling these directly.
103 int bind(int s, const struct sockaddr* name, socklen_t namelen);
104 int connect(int s, const struct sockaddr* name, socklen_t namelen);
105 int getpeername(int s, struct sockaddr* name, socklen_t* namelen);
106 int getsockname(int s, struct sockaddr* name, socklen_t* namelen);
107 int getsockopt(int s, int level, int optname, void* optval, socklen_t* optlen);
108 const char* inet_ntop(int af, const void* src, char* dst, socklen_t size);
109 int listen(int s, int backlog);
110 int poll(struct pollfd fds[], nfds_t nfds, int timeout);
111 ssize_t recv(int s, void* buf, size_t len, int flags);
117 struct sockaddr* from,
119 ssize_t send(int s, const void* buf, size_t len, int flags);
127 ssize_t sendmsg(int socket, const struct msghdr* message, int flags);
134 int shutdown(int s, int how);
136 // This is the only function that _must_ be referenced via the namespace
137 // because there is no difference in parameter types to overload
139 int socket(int af, int type, int protocol);
141 // Windows needs a few extra overloads of some of the functions in order to
142 // resolve to our portability functions rather than the SOCKET accepting
144 int getsockopt(int s, int level, int optname, char* optval, socklen_t* optlen);
145 ssize_t recv(int s, char* buf, int len, int flags);
146 ssize_t recv(int s, void* buf, int len, int flags);
152 struct sockaddr* from,
159 struct sockaddr* from,
161 ssize_t recvmsg(int s, struct msghdr* message, int fl);
162 ssize_t send(int s, const char* buf, int len, int flags);
163 ssize_t send(int s, const void* buf, int len, int flags);
190 // Add our helpers to the overload set.
191 /* using override */ using namespace folly::portability::sockets;