mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-12-25 19:56:03 +00:00
742 lines
29 KiB
C++
742 lines
29 KiB
C++
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/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere.hpp>
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#include "socket_api.hpp"
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#include "socket_allocator.hpp"
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#include <ws2tcpip.h>
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#include <stratosphere/socket/impl/socket_platform_types_translation.hpp>
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namespace ams::socket::impl {
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extern PosixWinSockConverter g_posix_winsock_converter;
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namespace {
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constinit util::Atomic<int> g_init_counter = 0;
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ALWAYS_INLINE bool IsInitialized() {
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return g_init_counter > 0;
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}
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class FcntlState {
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private:
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FcntlFlag m_flags[MaxSocketsPerClient]{};
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os::SdkRecursiveMutex m_mutexes[MaxSocketsPerClient]{};
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public:
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constexpr FcntlState() = default;
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public:
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void ClearFlag(int fd, FcntlFlag flag) {
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std::scoped_lock lk(m_mutexes[fd]);
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m_flags[fd] &= ~flag;
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}
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void ClearFlags(int fd) {
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std::scoped_lock lk(m_mutexes[fd]);
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m_flags[fd] = FcntlFlag::None;
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}
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FcntlFlag GetFlags(int fd) {
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std::scoped_lock lk(m_mutexes[fd]);
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return m_flags[fd];
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}
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int GetFlagsInt(int fd) {
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return static_cast<int>(this->GetFlags(fd));
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}
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os::SdkRecursiveMutex &GetSocketLock(int fd) {
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return m_mutexes[fd];
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}
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bool IsFlagClear(int fd, FcntlFlag flag) {
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return !this->IsFlagSet(fd, flag);
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}
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bool IsFlagSet(int fd, FcntlFlag flag) {
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std::scoped_lock lk(m_mutexes[fd]);
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return (m_flags[fd] & flag) != static_cast<FcntlFlag>(0);
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}
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bool IsSocketBlocking(int fd) {
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return !this->IsSocketNonBlocking(fd);
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}
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bool IsSocketNonBlocking(int fd) {
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return this->IsFlagSet(fd, FcntlFlag::O_NonBlock);
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}
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void SetFlag(int fd, FcntlFlag flag) {
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std::scoped_lock lk(m_mutexes[fd]);
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m_flags[fd] |= flag;
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}
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};
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constinit FcntlState g_fcntl_state;
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void TransmuteWsaError() {
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switch (::WSAGetLastError()) {
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case WSAEFAULT: ::WSASetLastError(WSAEINVAL); break;
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case WSAENOTSOCK: ::WSASetLastError(WSAEBADF); break;
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case WSAETIMEDOUT: ::WSASetLastError(WSAEWOULDBLOCK); break;
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}
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}
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template<std::integral T>
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void TransmuteWsaError(T res) {
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if (static_cast<decltype(SOCKET_ERROR)>(res) == SOCKET_ERROR) {
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TransmuteWsaError();
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}
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}
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}
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#define AMS_SOCKET_IMPL_SCOPED_MAKE_NON_BLOCKING(_cond, _fd) \
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/* If the socket is blocking and we need to make it non-blocking, do so. */ \
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int nonblock_##__LINE__ = 1; \
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bool set_nonblock_##__LINE__ = false; \
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if (_cond && g_fcntl_state.IsSocketBlocking(_fd)) { \
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if (const auto res = ::ioctlsocket(handle, FIONBIO, reinterpret_cast<u_long *>(std::addressof( nonblock_##__LINE__ ))); res == SOCKET_ERROR) { \
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TransmuteWsaError(); \
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return res; \
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} \
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\
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set_nonblock_##__LINE__ = true; \
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} \
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\
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ON_SCOPE_EXIT { \
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/* Preserve last error. */ \
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const auto last_err = socket::impl::GetLastError(); \
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ON_SCOPE_EXIT { socket::impl::SetLastError(last_err); }; \
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\
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/* Restore non-blocking state. */ \
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if (set_nonblock_##__LINE__) { \
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nonblock_##__LINE__ = 0; \
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\
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while (true) { \
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const auto restore_res = ::ioctlsocket(handle, FIONBIO, reinterpret_cast<u_long *>(std::addressof( nonblock_##__LINE__ ))); \
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TransmuteWsaError(restore_res); \
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if (!(restore_res == SOCKET_ERROR && socket::impl::GetLastError() == Errno::EInProgress)) { \
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break; \
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} \
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\
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os::SleepThread(TimeSpan::FromMilliSeconds(1)); \
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} \
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} \
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}
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#define AMS_SOCKET_IMPL_DO_WITH_TRANSMUTE(expr) ({ const auto res = (expr); TransmuteWsaError(res); res; })
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void *Alloc(size_t size) {
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return ::std::malloc(size);
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}
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void *Calloc(size_t num, size_t size) {
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const size_t total_size = size * num;
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void *buf = Alloc(size);
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if (buf != nullptr) {
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std::memset(buf, 0, total_size);
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}
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return buf;
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}
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void Free(void *ptr) {
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return ::std::free(ptr);
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}
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Errno GetLastError() {
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if (AMS_LIKELY(IsInitialized())) {
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return MapErrnoValue(::WSAGetLastError());
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} else {
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return Errno::EInval;
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}
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}
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void SetLastError(Errno err) {
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if (AMS_LIKELY(IsInitialized())) {
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::WSASetLastError(MapErrnoValue(err));
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}
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}
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u32 InetHtonl(u32 host) {
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return ::htonl(host);
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}
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u16 InetHtons(u16 host) {
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return ::htons(host);
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}
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u32 InetNtohl(u32 net) {
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return ::ntohl(net);
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}
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u16 InetNtohs(u16 net) {
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return ::ntohs(net);
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}
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Result Initialize(const Config &config) {
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AMS_UNUSED(config);
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/* Increment init counter. */
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++g_init_counter;
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/* Initialize winsock. */
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WSADATA wsa_data;
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WORD wVersionRequested = MAKEWORD(2, 2);
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const auto res = ::WSAStartup(wVersionRequested, std::addressof(wsa_data));
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AMS_ABORT_UNLESS(res == 0);
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/* Initialize time services. */
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R_ABORT_UNLESS(time::Initialize());
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R_SUCCEED();
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}
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Result Finalize() {
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/* Check pre-conditions. */
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--g_init_counter;
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AMS_ABORT_UNLESS(g_init_counter >= 0);
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/* Cleanup WSA. */
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::WSACleanup();
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/* Finalize time services. */
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time::Finalize();
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/* Release all posix handles. */
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g_posix_winsock_converter.ReleaseAllPosixHandles();
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R_SUCCEED();
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}
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ssize_t RecvFromInternal(s32 desc, void *buffer, size_t buffer_size, MsgFlag flags, SockAddr *out_address, SockLenT *out_addr_len) {
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/* Convert socket. */
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SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
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/* Check input. */
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if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
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socket::impl::SetLastError(Errno::EBadf);
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return -1;
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}
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/* Convert the sockaddr. */
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sockaddr sa = {};
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socklen_t addr_len = sizeof(sa);
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/* Perform the call. */
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const auto res = ::recvfrom(handle, static_cast<char *>(buffer), static_cast<int>(buffer_size), MapMsgFlagValue(flags), std::addressof(sa), std::addressof(addr_len));
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if (res == SOCKET_ERROR) {
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if (::WSAGetLastError() == WSAESHUTDOWN) {
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::WSASetLastError(WSAENETDOWN);
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} else {
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TransmuteWsaError();
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}
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}
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/* Set output. */
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if (out_address != nullptr && out_addr_len != nullptr) {
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if (addr_len > static_cast<socklen_t>(sizeof(*out_address))) {
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addr_len = sizeof(*out_address);
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}
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if (*out_addr_len != 0) {
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if (static_cast<socklen_t>(*out_addr_len) > addr_len) {
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*out_addr_len = addr_len;
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}
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SockAddr sa_pl = {};
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CopyFromPlatform(reinterpret_cast<SockAddrIn *>(std::addressof(sa_pl)), reinterpret_cast<const sockaddr_in *>(std::addressof(sa)));
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std::memcpy(out_address, std::addressof(sa_pl), *out_addr_len);
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}
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}
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return res;
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}
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ssize_t RecvFrom(s32 desc, void *buffer, size_t buffer_size, MsgFlag flags, SockAddr *out_address, SockLenT *out_addr_len) {
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/* Check pre-conditions. */
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AMS_ABORT_UNLESS(IsInitialized());
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/* Convert socket. */
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SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
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/* If the flags have DontWait set, clear WaitAll. */
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if ((flags & MsgFlag::Msg_DontWait) == MsgFlag::Msg_DontWait) {
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flags &= ~MsgFlag::Msg_WaitAll;
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}
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/* If the flags haev WaitAll set but the socket is non-blocking, clear WaitAll. */
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if ((flags & MsgFlag::Msg_WaitAll) == MsgFlag::Msg_WaitAll && g_fcntl_state.IsSocketNonBlocking(desc)) {
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flags &= ~MsgFlag::Msg_WaitAll;
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}
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/* Check input. */
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if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
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socket::impl::SetLastError(Errno::EBadf);
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return -1;
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} else if (buffer_size == 0) {
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return 0;
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} else if (buffer == nullptr) {
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socket::impl::SetLastError(Errno::EInval);
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return -1;
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} else if (buffer_size > std::numeric_limits<u32>::max()) {
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socket::impl::SetLastError(Errno::EFault);
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return -1;
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}
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/* Handle blocking vs non-blocking. */
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if ((flags & MsgFlag::Msg_DontWait) == MsgFlag::Msg_DontWait) {
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return RecvFromInternal(desc, buffer, buffer_size, flags, out_address, out_addr_len);
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} else {
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/* Lock the socket. */
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std::scoped_lock lk(g_fcntl_state.GetSocketLock(desc));
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/* Clear don't wait from the flags. */
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flags &= MsgFlag::Msg_DontWait;
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/* If the socket is blocking, we need to make it non-blocking. */
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AMS_SOCKET_IMPL_SCOPED_MAKE_NON_BLOCKING(true, desc);
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/* Do the recv from. */
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return RecvFromInternal(desc, buffer, buffer_size, flags, out_address, out_addr_len);
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}
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}
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ssize_t Recv(s32 desc, void *buffer, size_t buffer_size, MsgFlag flags) {
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/* Check pre-conditions. */
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AMS_ABORT_UNLESS(IsInitialized());
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/* Convert socket. */
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SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
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/* Check input. */
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if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
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socket::impl::SetLastError(Errno::EBadf);
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return -1;
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} else if (buffer_size == 0) {
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return 0;
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} else if (buffer == nullptr) {
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socket::impl::SetLastError(Errno::EInval);
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return -1;
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} else if (buffer_size > std::numeric_limits<u32>::max()) {
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socket::impl::SetLastError(Errno::EFault);
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return -1;
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}
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/* If the socket is blocking, we need to make it non-blocking. */
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AMS_SOCKET_IMPL_SCOPED_MAKE_NON_BLOCKING(((flags & MsgFlag::Msg_DontWait) == MsgFlag::Msg_DontWait), desc);
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/* Perform the call. */
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return AMS_SOCKET_IMPL_DO_WITH_TRANSMUTE(::recv(handle, static_cast<char *>(buffer), static_cast<int>(buffer_size), MapMsgFlagValue(flags & ~MsgFlag::Msg_DontWait)));
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}
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ssize_t SendTo(s32 desc, const void *buffer, size_t buffer_size, MsgFlag flags, const SockAddr *address, SockLenT len) {
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||
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/* Check pre-conditions. */
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||
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AMS_ABORT_UNLESS(IsInitialized());
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/* Convert socket. */
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||
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SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
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||
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/* Check input. */
|
||
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if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
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||
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socket::impl::SetLastError(Errno::EBadf);
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return -1;
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}
|
||
|
|
|
||
|
|
/* Clear don't wait from flags. */
|
||
|
|
flags &= ~MsgFlag::Msg_DontWait;
|
||
|
|
|
||
|
|
/* Convert the sockaddr. */
|
||
|
|
sockaddr sa = {};
|
||
|
|
socket::impl::CopyToPlatform(reinterpret_cast<sockaddr_in *>(std::addressof(sa)), reinterpret_cast<const SockAddrIn *>(address));
|
||
|
|
|
||
|
|
/* Perform the call. */
|
||
|
|
const auto res = ::sendto(handle, static_cast<const char *>(buffer), static_cast<int>(buffer_size), MapMsgFlagValue(flags), address != nullptr ? std::addressof(sa) : nullptr, static_cast<socklen_t>(len));
|
||
|
|
if (res == SOCKET_ERROR) {
|
||
|
|
if (::WSAGetLastError() == WSAESHUTDOWN) {
|
||
|
|
::WSASetLastError(109);
|
||
|
|
} else {
|
||
|
|
TransmuteWsaError();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
ssize_t Send(s32 desc, const void *buffer, size_t buffer_size, MsgFlag flags) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Perform the call. */
|
||
|
|
return AMS_SOCKET_IMPL_DO_WITH_TRANSMUTE(::send(handle, static_cast<const char *>(buffer), static_cast<int>(buffer_size), MapMsgFlagValue(flags)));
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Shutdown(s32 desc, ShutdownMethod how) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Perform the call. */
|
||
|
|
const auto res = ::shutdown(handle, MapShutdownMethodValue(how));
|
||
|
|
g_posix_winsock_converter.SetShutdown(desc, true);
|
||
|
|
TransmuteWsaError(res);
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Socket(Family domain, Type type, Protocol protocol, bool exempt) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
const auto res = ::socket(MapFamilyValue(domain), MapTypeValue(type), MapProtocolValue(protocol));
|
||
|
|
TransmuteWsaError(res);
|
||
|
|
|
||
|
|
s32 posix_socket = -1;
|
||
|
|
if (res != static_cast<typename std::remove_cv<decltype(res)>::type>(SOCKET_ERROR)) {
|
||
|
|
if (posix_socket = g_posix_winsock_converter.AcquirePosixHandle(res, exempt); posix_socket < 0) {
|
||
|
|
/* Preserve last error. */
|
||
|
|
const auto last_err = socket::impl::GetLastError();
|
||
|
|
ON_SCOPE_EXIT { socket::impl::SetLastError(last_err); };
|
||
|
|
|
||
|
|
/* Close the socket. */
|
||
|
|
::closesocket(res);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return posix_socket;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Socket(Family domain, Type type, Protocol protocol) {
|
||
|
|
return Socket(domain, type, protocol, false);
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 SocketExempt(Family domain, Type type, Protocol protocol) {
|
||
|
|
return Socket(domain, type, protocol, true);
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Accept(s32 desc, SockAddr *out_address, SockLenT *out_addr_len) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Check shutdown. */
|
||
|
|
bool is_shutdown = false;
|
||
|
|
if (const auto res = g_posix_winsock_converter.GetShutdown(is_shutdown, desc); res == SOCKET_ERROR || (res == 0 && is_shutdown)) {
|
||
|
|
socket::impl::SetLastError(Errno::EConnAborted);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Accept. */
|
||
|
|
sockaddr sa = {};
|
||
|
|
socklen_t sa_len = sizeof(sa);
|
||
|
|
const auto res = ::accept(handle, std::addressof(sa), std::addressof(sa_len));
|
||
|
|
if (res == static_cast<typename std::remove_cv<decltype(res)>::type>(SOCKET_ERROR)) {
|
||
|
|
if (::WSAGetLastError() == WSAEOPNOTSUPP) {
|
||
|
|
::WSASetLastError(WSAEINVAL);
|
||
|
|
} else {
|
||
|
|
TransmuteWsaError();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Set output. */
|
||
|
|
if (out_address != nullptr && out_addr_len != nullptr) {
|
||
|
|
if (sa_len > static_cast<socklen_t>(sizeof(*out_address))) {
|
||
|
|
sa_len = sizeof(*out_address);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (*out_addr_len != 0) {
|
||
|
|
if (static_cast<socklen_t>(*out_addr_len) > sa_len) {
|
||
|
|
*out_addr_len = sa_len;
|
||
|
|
}
|
||
|
|
|
||
|
|
SockAddr sa_pl = {};
|
||
|
|
CopyFromPlatform(reinterpret_cast<SockAddrIn *>(std::addressof(sa_pl)), reinterpret_cast<const sockaddr_in *>(std::addressof(sa)));
|
||
|
|
std::memcpy(out_address, std::addressof(sa_pl), *out_addr_len);
|
||
|
|
}
|
||
|
|
|
||
|
|
*out_addr_len = sa_len;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (res == static_cast<typename std::remove_cv<decltype(res)>::type>(SOCKET_ERROR)) {
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 fd = -1;
|
||
|
|
bool is_exempt = false;
|
||
|
|
if (g_posix_winsock_converter.GetSocketExempt(is_exempt, desc) == 0) {
|
||
|
|
fd = g_posix_winsock_converter.AcquirePosixHandle(res, is_exempt);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (fd < 0) {
|
||
|
|
/* Preserve last error. */
|
||
|
|
const auto last_err = socket::impl::GetLastError();
|
||
|
|
ON_SCOPE_EXIT { socket::impl::SetLastError(last_err); };
|
||
|
|
|
||
|
|
::closesocket(res);
|
||
|
|
|
||
|
|
return SOCKET_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
return fd;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Bind(s32 desc, const SockAddr *address, SockLenT len) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
} else if (address == nullptr) {
|
||
|
|
socket::impl::SetLastError(Errno::EInval);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Convert the sockaddr. */
|
||
|
|
sockaddr sa = {};
|
||
|
|
socket::impl::CopyToPlatform(reinterpret_cast<sockaddr_in *>(std::addressof(sa)), reinterpret_cast<const SockAddrIn *>(address));
|
||
|
|
|
||
|
|
return AMS_SOCKET_IMPL_DO_WITH_TRANSMUTE(::bind(handle, std::addressof(sa), static_cast<socklen_t>(len)));
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Connect(s32 desc, const SockAddr *address, SockLenT len) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Convert the sockaddr. */
|
||
|
|
sockaddr sa = {};
|
||
|
|
if (address != nullptr) {
|
||
|
|
if (reinterpret_cast<const SockAddrIn *>(address)->sin_port == 0) {
|
||
|
|
socket::impl::SetLastError(Errno::EAddrNotAvail);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
socket::impl::CopyToPlatform(reinterpret_cast<sockaddr_in *>(std::addressof(sa)), reinterpret_cast<const SockAddrIn *>(address));
|
||
|
|
}
|
||
|
|
|
||
|
|
const auto res = ::connect(handle, address != nullptr ? std::addressof(sa) : nullptr, len);
|
||
|
|
if (res == SOCKET_ERROR) {
|
||
|
|
const auto wsa_err = ::WSAGetLastError();
|
||
|
|
if (wsa_err == WSAEWOULDBLOCK) {
|
||
|
|
::WSASetLastError(WSAEINPROGRESS);
|
||
|
|
} else if (wsa_err != WSAETIMEDOUT) {
|
||
|
|
TransmuteWsaError();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 GetSockName(s32 desc, SockAddr *out_address, SockLenT *out_addr_len) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* We may end up preserving the last wsa error. */
|
||
|
|
const auto last_err = ::WSAGetLastError();
|
||
|
|
|
||
|
|
/* Do the call. */
|
||
|
|
sockaddr sa = {};
|
||
|
|
|
||
|
|
auto res = ::getsockname(handle, out_address != nullptr ? std::addressof(sa) : nullptr, reinterpret_cast<socklen_t *>(out_addr_len));
|
||
|
|
if (res == SOCKET_ERROR) {
|
||
|
|
if (::WSAGetLastError() == WSAEINVAL) {
|
||
|
|
::WSASetLastError(last_err);
|
||
|
|
|
||
|
|
sa = {};
|
||
|
|
res = 0;
|
||
|
|
} else {
|
||
|
|
TransmuteWsaError();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Copy out. */
|
||
|
|
if (out_address != nullptr) {
|
||
|
|
CopyFromPlatform(reinterpret_cast<SockAddrIn *>(out_address), reinterpret_cast<const sockaddr_in *>(std::addressof(sa)));
|
||
|
|
}
|
||
|
|
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 SetSockOpt(s32 desc, Level level, Option option_name, const void *option_value, SockLenT option_size) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
union SocketOptionValue {
|
||
|
|
linger option_linger;
|
||
|
|
DWORD option_timeout_ms;
|
||
|
|
DWORD option_exempt;
|
||
|
|
};
|
||
|
|
|
||
|
|
SocketOptionValue sockopt_value = {};
|
||
|
|
socklen_t option_value_length = option_size;
|
||
|
|
const char *p_option_value = nullptr;
|
||
|
|
|
||
|
|
switch (option_name) {
|
||
|
|
case Option::So_Linger:
|
||
|
|
case Option::So_Nn_Linger:
|
||
|
|
{
|
||
|
|
if (option_value_length < static_cast<socklen_t>(sizeof(sockopt_value.option_linger))) {
|
||
|
|
socket::impl::SetLastError(Errno::EInval);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
option_value_length = sizeof(sockopt_value.option_linger);
|
||
|
|
CopyToPlatform(std::addressof(sockopt_value.option_linger), reinterpret_cast<const Linger *>(option_value));
|
||
|
|
p_option_value = reinterpret_cast<const char *>(std::addressof(sockopt_value.option_linger));
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case Option::So_SndTimeo:
|
||
|
|
case Option::So_RcvTimeo:
|
||
|
|
{
|
||
|
|
if (option_value_length < static_cast<socklen_t>(sizeof(sockopt_value.option_timeout_ms))) {
|
||
|
|
socket::impl::SetLastError(Errno::EInval);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
option_value_length = sizeof(sockopt_value.option_timeout_ms);
|
||
|
|
sockopt_value.option_timeout_ms = (reinterpret_cast<const TimeVal *>(option_value)->tv_sec * 1000) + (reinterpret_cast<const TimeVal *>(option_value)->tv_usec / 1000);
|
||
|
|
p_option_value = reinterpret_cast<const char *>(std::addressof(sockopt_value.option_timeout_ms));
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case Option::So_Nn_Shutdown_Exempt:
|
||
|
|
{
|
||
|
|
if (option_value_length < static_cast<socklen_t>(sizeof(sockopt_value.option_exempt))) {
|
||
|
|
socket::impl::SetLastError(Errno::EInval);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return g_posix_winsock_converter.SetSocketExempt(desc, *reinterpret_cast<const decltype(sockopt_value.option_exempt) *>(option_value) != 0);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
p_option_value = reinterpret_cast<const char *>(option_value);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return AMS_SOCKET_IMPL_DO_WITH_TRANSMUTE(::setsockopt(handle, MapLevelValue(level), MapOptionValue(level, option_name), p_option_value, option_value_length));
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Listen(s32 desc, s32 backlog) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Convert socket. */
|
||
|
|
SOCKET handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
|
||
|
|
/* Check input. */
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
socket::impl::SetLastError(Errno::EBadf);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Check shutdown. */
|
||
|
|
bool is_shutdown = false;
|
||
|
|
if (const auto res = g_posix_winsock_converter.GetShutdown(is_shutdown, desc); res == SOCKET_ERROR || (res == 0 && is_shutdown)) {
|
||
|
|
socket::impl::SetLastError(Errno::EInval);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return AMS_SOCKET_IMPL_DO_WITH_TRANSMUTE(::listen(handle, backlog));
|
||
|
|
}
|
||
|
|
|
||
|
|
s32 Close(s32 desc) {
|
||
|
|
/* Check pre-conditions. */
|
||
|
|
AMS_ABORT_UNLESS(IsInitialized());
|
||
|
|
|
||
|
|
/* Check that we can close. */
|
||
|
|
static constinit os::SdkMutex s_close_lock;
|
||
|
|
SOCKET handle = static_cast<SOCKET>(socket::InvalidSocket);
|
||
|
|
{
|
||
|
|
std::scoped_lock lk(s_close_lock);
|
||
|
|
|
||
|
|
handle = g_posix_winsock_converter.PosixToWinsockSocket(desc);
|
||
|
|
if (handle == static_cast<SOCKET>(socket::InvalidSocket)) {
|
||
|
|
return SOCKET_ERROR;
|
||
|
|
}
|
||
|
|
|
||
|
|
g_posix_winsock_converter.ReleasePosixHandle(desc);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Do the close. */
|
||
|
|
const auto res = ::closesocket(handle);
|
||
|
|
g_fcntl_state.ClearFlags(desc);
|
||
|
|
|
||
|
|
return res;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|