ecency-mobile/ios/Pods/Folly/folly/portability/Sockets.h

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/*
* Copyright 2016 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#ifndef _WIN32
#include <netdb.h>
#include <poll.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sys/socket.h>
#include <sys/un.h>
#else
#include <folly/portability/IOVec.h>
#include <folly/portability/SysTypes.h>
#include <folly/portability/Windows.h>
#include <WS2tcpip.h>
using nfds_t = int;
using sa_family_t = ADDRESS_FAMILY;
// We don't actually support either of these flags
// currently.
#define MSG_DONTWAIT 0x1000
#define MSG_EOR 0
struct msghdr {
void* msg_name;
socklen_t msg_namelen;
struct iovec* msg_iov;
size_t msg_iovlen;
void* msg_control;
size_t msg_controllen;
int msg_flags;
};
struct sockaddr_un {
sa_family_t sun_family;
char sun_path[108];
};
#define SHUT_RD SD_RECEIVE
#define SHUT_WR SD_SEND
#define SHUT_RDWR SD_BOTH
// These are the same, but PF_LOCAL
// isn't defined by WinSock.
#define PF_LOCAL PF_UNIX
// This isn't defined by Windows, and we need to
// distinguish it from SO_REUSEADDR
#define SO_REUSEPORT 0x7001
// Someone thought it would be a good idea
// to define a field via a macro...
#undef s_host
#endif
namespace folly {
namespace portability {
namespace sockets {
#ifndef _WIN32
using ::accept;
using ::bind;
using ::connect;
using ::getpeername;
using ::getsockname;
using ::getsockopt;
using ::inet_ntop;
using ::listen;
using ::poll;
using ::recv;
using ::recvfrom;
using ::send;
using ::sendto;
using ::sendmsg;
using ::setsockopt;
using ::shutdown;
using ::socket;
#else
// Some Windows specific helper functions.
bool is_fh_socket(int fh);
SOCKET fd_to_socket(int fd);
int socket_to_fd(SOCKET s);
int translate_wsa_error(int wsaErr);
// These aren't additional overloads, but rather other functions that
// are referenced that we need to wrap, or, in the case of inet_aton,
// implement.
int accept(int s, struct sockaddr* addr, socklen_t* addrlen);
int inet_aton(const char* cp, struct in_addr* inp);
int socketpair(int domain, int type, int protocol, int sv[2]);
// Unless you have a case where you would normally have
// to reference the function as being explicitly in the
// global scope, then you shouldn't be calling these directly.
int bind(int s, const struct sockaddr* name, socklen_t namelen);
int connect(int s, const struct sockaddr* name, socklen_t namelen);
int getpeername(int s, struct sockaddr* name, socklen_t* namelen);
int getsockname(int s, struct sockaddr* name, socklen_t* namelen);
int getsockopt(int s, int level, int optname, void* optval, socklen_t* optlen);
const char* inet_ntop(int af, const void* src, char* dst, socklen_t size);
int listen(int s, int backlog);
int poll(struct pollfd fds[], nfds_t nfds, int timeout);
ssize_t recv(int s, void* buf, size_t len, int flags);
ssize_t recvfrom(
int s,
void* buf,
size_t len,
int flags,
struct sockaddr* from,
socklen_t* fromlen);
ssize_t send(int s, const void* buf, size_t len, int flags);
ssize_t sendto(
int s,
const void* buf,
size_t len,
int flags,
const sockaddr* to,
socklen_t tolen);
ssize_t sendmsg(int socket, const struct msghdr* message, int flags);
int setsockopt(
int s,
int level,
int optname,
const void* optval,
socklen_t optlen);
int shutdown(int s, int how);
// This is the only function that _must_ be referenced via the namespace
// because there is no difference in parameter types to overload
// on.
int socket(int af, int type, int protocol);
// Windows needs a few extra overloads of some of the functions in order to
// resolve to our portability functions rather than the SOCKET accepting
// ones.
int getsockopt(int s, int level, int optname, char* optval, socklen_t* optlen);
ssize_t recv(int s, char* buf, int len, int flags);
ssize_t recv(int s, void* buf, int len, int flags);
ssize_t recvfrom(
int s,
char* buf,
int len,
int flags,
struct sockaddr* from,
socklen_t* fromlen);
ssize_t recvfrom(
int s,
void* buf,
int len,
int flags,
struct sockaddr* from,
socklen_t* fromlen);
ssize_t recvmsg(int s, struct msghdr* message, int fl);
ssize_t send(int s, const char* buf, int len, int flags);
ssize_t send(int s, const void* buf, int len, int flags);
ssize_t sendto(
int s,
const char* buf,
int len,
int flags,
const sockaddr* to,
socklen_t tolen);
ssize_t sendto(
int s,
const void* buf,
int len,
int flags,
const sockaddr* to,
socklen_t tolen);
int setsockopt(
int s,
int level,
int optname,
const char* optval,
socklen_t optlen);
#endif
}
}
}
#ifdef _WIN32
// Add our helpers to the overload set.
/* using override */ using namespace folly::portability::sockets;
#endif