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-rw-r--r--src/common/socket_types.h16
-rw-r--r--src/core/CMakeLists.txt18
-rw-r--r--src/core/hle/service/sockets/bsd.cpp120
-rw-r--r--src/core/hle/service/sockets/bsd.h13
-rw-r--r--src/core/hle/service/sockets/nsd.cpp58
-rw-r--r--src/core/hle/service/sockets/nsd.h4
-rw-r--r--src/core/hle/service/sockets/sfdnsres.cpp388
-rw-r--r--src/core/hle/service/sockets/sfdnsres.h3
-rw-r--r--src/core/hle/service/sockets/sockets.h33
-rw-r--r--src/core/hle/service/sockets/sockets_translate.cpp114
-rw-r--r--src/core/hle/service/sockets/sockets_translate.h17
-rw-r--r--src/core/hle/service/ssl/ssl.cpp353
-rw-r--r--src/core/hle/service/ssl/ssl_backend.h45
-rw-r--r--src/core/hle/service/ssl/ssl_backend_none.cpp16
-rw-r--r--src/core/hle/service/ssl/ssl_backend_openssl.cpp351
-rw-r--r--src/core/hle/service/ssl/ssl_backend_schannel.cpp543
-rw-r--r--src/core/hle/service/ssl/ssl_backend_securetransport.cpp219
-rw-r--r--src/core/internal_network/network.cpp286
-rw-r--r--src/core/internal_network/network.h36
-rw-r--r--src/core/internal_network/socket_proxy.cpp22
-rw-r--r--src/core/internal_network/socket_proxy.h8
-rw-r--r--src/core/internal_network/sockets.h16
22 files changed, 2397 insertions, 282 deletions
diff --git a/src/common/socket_types.h b/src/common/socket_types.h
index 0a801a443..b2191c2e8 100644
--- a/src/common/socket_types.h
+++ b/src/common/socket_types.h
@@ -5,15 +5,19 @@
#include "common/common_types.h"
+#include <optional>
+
namespace Network {
/// Address families
enum class Domain : u8 {
- INET, ///< Address family for IPv4
+ Unspecified, ///< Represents 0, used in getaddrinfo hints
+ INET, ///< Address family for IPv4
};
/// Socket types
enum class Type {
+ Unspecified, ///< Represents 0, used in getaddrinfo hints
STREAM,
DGRAM,
RAW,
@@ -22,6 +26,7 @@ enum class Type {
/// Protocol values for sockets
enum class Protocol : u8 {
+ Unspecified, ///< Represents 0, usable in various places
ICMP,
TCP,
UDP,
@@ -48,4 +53,13 @@ constexpr u32 FLAG_MSG_PEEK = 0x2;
constexpr u32 FLAG_MSG_DONTWAIT = 0x80;
constexpr u32 FLAG_O_NONBLOCK = 0x800;
+/// Cross-platform addrinfo structure
+struct AddrInfo {
+ Domain family;
+ Type socket_type;
+ Protocol protocol;
+ SockAddrIn addr;
+ std::optional<std::string> canon_name;
+};
+
} // namespace Network
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 28cb6f86f..c3b688c5d 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -723,6 +723,7 @@ add_library(core STATIC
hle/service/spl/spl_types.h
hle/service/ssl/ssl.cpp
hle/service/ssl/ssl.h
+ hle/service/ssl/ssl_backend.h
hle/service/time/clock_types.h
hle/service/time/ephemeral_network_system_clock_context_writer.h
hle/service/time/ephemeral_network_system_clock_core.h
@@ -864,6 +865,23 @@ if (ARCHITECTURE_x86_64 OR ARCHITECTURE_arm64)
target_link_libraries(core PRIVATE dynarmic::dynarmic)
endif()
+if(ENABLE_OPENSSL)
+ target_sources(core PRIVATE
+ hle/service/ssl/ssl_backend_openssl.cpp)
+ target_link_libraries(core PRIVATE OpenSSL::SSL)
+elseif (APPLE)
+ target_sources(core PRIVATE
+ hle/service/ssl/ssl_backend_securetransport.cpp)
+ target_link_libraries(core PRIVATE "-framework Security")
+elseif (WIN32)
+ target_sources(core PRIVATE
+ hle/service/ssl/ssl_backend_schannel.cpp)
+ target_link_libraries(core PRIVATE secur32)
+else()
+ target_sources(core PRIVATE
+ hle/service/ssl/ssl_backend_none.cpp)
+endif()
+
if (YUZU_USE_PRECOMPILED_HEADERS)
target_precompile_headers(core PRIVATE precompiled_headers.h)
endif()
diff --git a/src/core/hle/service/sockets/bsd.cpp b/src/core/hle/service/sockets/bsd.cpp
index bce45d321..e63b0a357 100644
--- a/src/core/hle/service/sockets/bsd.cpp
+++ b/src/core/hle/service/sockets/bsd.cpp
@@ -20,6 +20,9 @@
#include "core/internal_network/sockets.h"
#include "network/network.h"
+using Common::Expected;
+using Common::Unexpected;
+
namespace Service::Sockets {
namespace {
@@ -265,16 +268,19 @@ void BSD::GetSockOpt(HLERequestContext& ctx) {
const u32 level = rp.Pop<u32>();
const auto optname = static_cast<OptName>(rp.Pop<u32>());
- LOG_WARNING(Service, "(STUBBED) called. fd={} level={} optname=0x{:x}", fd, level, optname);
-
std::vector<u8> optval(ctx.GetWriteBufferSize());
+ LOG_DEBUG(Service, "called. fd={} level={} optname=0x{:x} len=0x{:x}", fd, level, optname,
+ optval.size());
+
+ const Errno err = GetSockOptImpl(fd, level, optname, optval);
+
ctx.WriteBuffer(optval);
IPC::ResponseBuilder rb{ctx, 5};
rb.Push(ResultSuccess);
- rb.Push<s32>(-1);
- rb.PushEnum(Errno::NOTCONN);
+ rb.Push<s32>(err == Errno::SUCCESS ? 0 : -1);
+ rb.PushEnum(err);
rb.Push<u32>(static_cast<u32>(optval.size()));
}
@@ -436,6 +442,31 @@ void BSD::Close(HLERequestContext& ctx) {
BuildErrnoResponse(ctx, CloseImpl(fd));
}
+void BSD::DuplicateSocket(HLERequestContext& ctx) {
+ struct InputParameters {
+ s32 fd;
+ u64 reserved;
+ };
+ static_assert(sizeof(InputParameters) == 0x10);
+
+ struct OutputParameters {
+ s32 ret;
+ Errno bsd_errno;
+ };
+ static_assert(sizeof(OutputParameters) == 0x8);
+
+ IPC::RequestParser rp{ctx};
+ auto input = rp.PopRaw<InputParameters>();
+
+ Expected<s32, Errno> res = DuplicateSocketImpl(input.fd);
+ IPC::ResponseBuilder rb{ctx, 4};
+ rb.Push(ResultSuccess);
+ rb.PushRaw(OutputParameters{
+ .ret = res.value_or(0),
+ .bsd_errno = res ? Errno::SUCCESS : res.error(),
+ });
+}
+
void BSD::EventFd(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u64 initval = rp.Pop<u64>();
@@ -477,12 +508,12 @@ std::pair<s32, Errno> BSD::SocketImpl(Domain domain, Type type, Protocol protoco
auto room_member = room_network.GetRoomMember().lock();
if (room_member && room_member->IsConnected()) {
- descriptor.socket = std::make_unique<Network::ProxySocket>(room_network);
+ descriptor.socket = std::make_shared<Network::ProxySocket>(room_network);
} else {
- descriptor.socket = std::make_unique<Network::Socket>();
+ descriptor.socket = std::make_shared<Network::Socket>();
}
- descriptor.socket->Initialize(Translate(domain), Translate(type), Translate(type, protocol));
+ descriptor.socket->Initialize(Translate(domain), Translate(type), Translate(protocol));
descriptor.is_connection_based = IsConnectionBased(type);
return {fd, Errno::SUCCESS};
@@ -538,7 +569,7 @@ std::pair<s32, Errno> BSD::PollImpl(std::vector<u8>& write_buffer, std::span<con
std::transform(fds.begin(), fds.end(), host_pollfds.begin(), [this](PollFD pollfd) {
Network::PollFD result;
result.socket = file_descriptors[pollfd.fd]->socket.get();
- result.events = TranslatePollEventsToHost(pollfd.events);
+ result.events = Translate(pollfd.events);
result.revents = Network::PollEvents{};
return result;
});
@@ -547,7 +578,7 @@ std::pair<s32, Errno> BSD::PollImpl(std::vector<u8>& write_buffer, std::span<con
const size_t num = host_pollfds.size();
for (size_t i = 0; i < num; ++i) {
- fds[i].revents = TranslatePollEventsToGuest(host_pollfds[i].revents);
+ fds[i].revents = Translate(host_pollfds[i].revents);
}
std::memcpy(write_buffer.data(), fds.data(), length);
@@ -617,7 +648,8 @@ Errno BSD::GetPeerNameImpl(s32 fd, std::vector<u8>& write_buffer) {
}
const SockAddrIn guest_addrin = Translate(addr_in);
- ASSERT(write_buffer.size() == sizeof(guest_addrin));
+ ASSERT(write_buffer.size() >= sizeof(guest_addrin));
+ write_buffer.resize(sizeof(guest_addrin));
std::memcpy(write_buffer.data(), &guest_addrin, sizeof(guest_addrin));
return Translate(bsd_errno);
}
@@ -633,7 +665,8 @@ Errno BSD::GetSockNameImpl(s32 fd, std::vector<u8>& write_buffer) {
}
const SockAddrIn guest_addrin = Translate(addr_in);
- ASSERT(write_buffer.size() == sizeof(guest_addrin));
+ ASSERT(write_buffer.size() >= sizeof(guest_addrin));
+ write_buffer.resize(sizeof(guest_addrin));
std::memcpy(write_buffer.data(), &guest_addrin, sizeof(guest_addrin));
return Translate(bsd_errno);
}
@@ -671,13 +704,47 @@ std::pair<s32, Errno> BSD::FcntlImpl(s32 fd, FcntlCmd cmd, s32 arg) {
}
}
-Errno BSD::SetSockOptImpl(s32 fd, u32 level, OptName optname, size_t optlen, const void* optval) {
- UNIMPLEMENTED_IF(level != 0xffff); // SOL_SOCKET
+Errno BSD::GetSockOptImpl(s32 fd, u32 level, OptName optname, std::vector<u8>& optval) {
+ if (!IsFileDescriptorValid(fd)) {
+ return Errno::BADF;
+ }
+
+ if (level != static_cast<u32>(SocketLevel::SOCKET)) {
+ UNIMPLEMENTED_MSG("Unknown getsockopt level");
+ return Errno::SUCCESS;
+ }
+
+ Network::SocketBase* const socket = file_descriptors[fd]->socket.get();
+
+ switch (optname) {
+ case OptName::ERROR_: {
+ auto [pending_err, getsockopt_err] = socket->GetPendingError();
+ if (getsockopt_err == Network::Errno::SUCCESS) {
+ Errno translated_pending_err = Translate(pending_err);
+ ASSERT_OR_EXECUTE_MSG(
+ optval.size() == sizeof(Errno), { return Errno::INVAL; },
+ "Incorrect getsockopt option size");
+ optval.resize(sizeof(Errno));
+ memcpy(optval.data(), &translated_pending_err, sizeof(Errno));
+ }
+ return Translate(getsockopt_err);
+ }
+ default:
+ UNIMPLEMENTED_MSG("Unimplemented optname={}", optname);
+ return Errno::SUCCESS;
+ }
+}
+Errno BSD::SetSockOptImpl(s32 fd, u32 level, OptName optname, size_t optlen, const void* optval) {
if (!IsFileDescriptorValid(fd)) {
return Errno::BADF;
}
+ if (level != static_cast<u32>(SocketLevel::SOCKET)) {
+ UNIMPLEMENTED_MSG("Unknown setsockopt level");
+ return Errno::SUCCESS;
+ }
+
Network::SocketBase* const socket = file_descriptors[fd]->socket.get();
if (optname == OptName::LINGER) {
@@ -711,6 +778,9 @@ Errno BSD::SetSockOptImpl(s32 fd, u32 level, OptName optname, size_t optlen, con
return Translate(socket->SetSndTimeo(value));
case OptName::RCVTIMEO:
return Translate(socket->SetRcvTimeo(value));
+ case OptName::NOSIGPIPE:
+ LOG_WARNING(Service, "(STUBBED) setting NOSIGPIPE to {}", value);
+ return Errno::SUCCESS;
default:
UNIMPLEMENTED_MSG("Unimplemented optname={}", optname);
return Errno::SUCCESS;
@@ -841,6 +911,28 @@ Errno BSD::CloseImpl(s32 fd) {
return bsd_errno;
}
+Expected<s32, Errno> BSD::DuplicateSocketImpl(s32 fd) {
+ if (!IsFileDescriptorValid(fd)) {
+ return Unexpected(Errno::BADF);
+ }
+
+ const s32 new_fd = FindFreeFileDescriptorHandle();
+ if (new_fd < 0) {
+ LOG_ERROR(Service, "No more file descriptors available");
+ return Unexpected(Errno::MFILE);
+ }
+
+ file_descriptors[new_fd] = file_descriptors[fd];
+ return new_fd;
+}
+
+std::optional<std::shared_ptr<Network::SocketBase>> BSD::GetSocket(s32 fd) {
+ if (!IsFileDescriptorValid(fd)) {
+ return std::nullopt;
+ }
+ return file_descriptors[fd]->socket;
+}
+
s32 BSD::FindFreeFileDescriptorHandle() noexcept {
for (s32 fd = 0; fd < static_cast<s32>(file_descriptors.size()); ++fd) {
if (!file_descriptors[fd]) {
@@ -911,7 +1003,7 @@ BSD::BSD(Core::System& system_, const char* name)
{24, &BSD::Write, "Write"},
{25, &BSD::Read, "Read"},
{26, &BSD::Close, "Close"},
- {27, nullptr, "DuplicateSocket"},
+ {27, &BSD::DuplicateSocket, "DuplicateSocket"},
{28, nullptr, "GetResourceStatistics"},
{29, nullptr, "RecvMMsg"},
{30, nullptr, "SendMMsg"},
diff --git a/src/core/hle/service/sockets/bsd.h b/src/core/hle/service/sockets/bsd.h
index 30ae9c140..430edb97c 100644
--- a/src/core/hle/service/sockets/bsd.h
+++ b/src/core/hle/service/sockets/bsd.h
@@ -8,6 +8,7 @@
#include <vector>
#include "common/common_types.h"
+#include "common/expected.h"
#include "common/socket_types.h"
#include "core/hle/service/service.h"
#include "core/hle/service/sockets/sockets.h"
@@ -29,12 +30,19 @@ public:
explicit BSD(Core::System& system_, const char* name);
~BSD() override;
+ // These methods are called from SSL; the first two are also called from
+ // this class for the corresponding IPC methods.
+ // On the real device, the SSL service makes IPC calls to this service.
+ Common::Expected<s32, Errno> DuplicateSocketImpl(s32 fd);
+ Errno CloseImpl(s32 fd);
+ std::optional<std::shared_ptr<Network::SocketBase>> GetSocket(s32 fd);
+
private:
/// Maximum number of file descriptors
static constexpr size_t MAX_FD = 128;
struct FileDescriptor {
- std::unique_ptr<Network::SocketBase> socket;
+ std::shared_ptr<Network::SocketBase> socket;
s32 flags = 0;
bool is_connection_based = false;
};
@@ -138,6 +146,7 @@ private:
void Write(HLERequestContext& ctx);
void Read(HLERequestContext& ctx);
void Close(HLERequestContext& ctx);
+ void DuplicateSocket(HLERequestContext& ctx);
void EventFd(HLERequestContext& ctx);
template <typename Work>
@@ -153,6 +162,7 @@ private:
Errno GetSockNameImpl(s32 fd, std::vector<u8>& write_buffer);
Errno ListenImpl(s32 fd, s32 backlog);
std::pair<s32, Errno> FcntlImpl(s32 fd, FcntlCmd cmd, s32 arg);
+ Errno GetSockOptImpl(s32 fd, u32 level, OptName optname, std::vector<u8>& optval);
Errno SetSockOptImpl(s32 fd, u32 level, OptName optname, size_t optlen, const void* optval);
Errno ShutdownImpl(s32 fd, s32 how);
std::pair<s32, Errno> RecvImpl(s32 fd, u32 flags, std::vector<u8>& message);
@@ -161,7 +171,6 @@ private:
std::pair<s32, Errno> SendImpl(s32 fd, u32 flags, std::span<const u8> message);
std::pair<s32, Errno> SendToImpl(s32 fd, u32 flags, std::span<const u8> message,
std::span<const u8> addr);
- Errno CloseImpl(s32 fd);
s32 FindFreeFileDescriptorHandle() noexcept;
bool IsFileDescriptorValid(s32 fd) const noexcept;
diff --git a/src/core/hle/service/sockets/nsd.cpp b/src/core/hle/service/sockets/nsd.cpp
index 6491a73be..0dfb0f166 100644
--- a/src/core/hle/service/sockets/nsd.cpp
+++ b/src/core/hle/service/sockets/nsd.cpp
@@ -1,10 +1,15 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
+#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/sockets/nsd.h"
+#include "common/string_util.h"
+
namespace Service::Sockets {
+constexpr Result ResultOverflow{ErrorModule::NSD, 6};
+
NSD::NSD(Core::System& system_, const char* name) : ServiceFramework{system_, name} {
// clang-format off
static const FunctionInfo functions[] = {
@@ -15,8 +20,8 @@ NSD::NSD(Core::System& system_, const char* name) : ServiceFramework{system_, na
{13, nullptr, "DeleteSettings"},
{14, nullptr, "ImportSettings"},
{15, nullptr, "SetChangeEnvironmentIdentifierDisabled"},
- {20, nullptr, "Resolve"},
- {21, nullptr, "ResolveEx"},
+ {20, &NSD::Resolve, "Resolve"},
+ {21, &NSD::ResolveEx, "ResolveEx"},
{30, nullptr, "GetNasServiceSetting"},
{31, nullptr, "GetNasServiceSettingEx"},
{40, nullptr, "GetNasRequestFqdn"},
@@ -40,6 +45,55 @@ NSD::NSD(Core::System& system_, const char* name) : ServiceFramework{system_, na
RegisterHandlers(functions);
}
+static ResultVal<std::string> ResolveImpl(const std::string& fqdn_in) {
+ // The real implementation makes various substitutions.
+ // For now we just return the string as-is, which is good enough when not
+ // connecting to real Nintendo servers.
+ LOG_WARNING(Service, "(STUBBED) called, fqdn_in={}", fqdn_in);
+ return fqdn_in;
+}
+
+static Result ResolveCommon(const std::string& fqdn_in, std::array<char, 0x100>& fqdn_out) {
+ const auto res = ResolveImpl(fqdn_in);
+ if (res.Failed()) {
+ return res.Code();
+ }
+ if (res->size() >= fqdn_out.size()) {
+ return ResultOverflow;
+ }
+ std::memcpy(fqdn_out.data(), res->c_str(), res->size() + 1);
+ return ResultSuccess;
+}
+
+void NSD::Resolve(HLERequestContext& ctx) {
+ const std::string fqdn_in = Common::StringFromBuffer(ctx.ReadBuffer(0));
+
+ std::array<char, 0x100> fqdn_out{};
+ const Result res = ResolveCommon(fqdn_in, fqdn_out);
+
+ ctx.WriteBuffer(fqdn_out);
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+}
+
+void NSD::ResolveEx(HLERequestContext& ctx) {
+ const std::string fqdn_in = Common::StringFromBuffer(ctx.ReadBuffer(0));
+
+ std::array<char, 0x100> fqdn_out;
+ const Result res = ResolveCommon(fqdn_in, fqdn_out);
+
+ if (res.IsError()) {
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+ return;
+ }
+
+ ctx.WriteBuffer(fqdn_out);
+ IPC::ResponseBuilder rb{ctx, 4};
+ rb.Push(ResultSuccess);
+ rb.Push(ResultSuccess);
+}
+
NSD::~NSD() = default;
} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/nsd.h b/src/core/hle/service/sockets/nsd.h
index 5cc12b855..a7379a8a9 100644
--- a/src/core/hle/service/sockets/nsd.h
+++ b/src/core/hle/service/sockets/nsd.h
@@ -15,6 +15,10 @@ class NSD final : public ServiceFramework<NSD> {
public:
explicit NSD(Core::System& system_, const char* name);
~NSD() override;
+
+private:
+ void Resolve(HLERequestContext& ctx);
+ void ResolveEx(HLERequestContext& ctx);
};
} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sfdnsres.cpp b/src/core/hle/service/sockets/sfdnsres.cpp
index 132dd5797..84cc79de8 100644
--- a/src/core/hle/service/sockets/sfdnsres.cpp
+++ b/src/core/hle/service/sockets/sfdnsres.cpp
@@ -10,27 +10,18 @@
#include "core/core.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/sockets/sfdnsres.h"
+#include "core/hle/service/sockets/sockets.h"
+#include "core/hle/service/sockets/sockets_translate.h"
+#include "core/internal_network/network.h"
#include "core/memory.h"
-#ifdef _WIN32
-#include <ws2tcpip.h>
-#elif YUZU_UNIX
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-#ifndef EAI_NODATA
-#define EAI_NODATA EAI_NONAME
-#endif
-#endif
-
namespace Service::Sockets {
SFDNSRES::SFDNSRES(Core::System& system_) : ServiceFramework{system_, "sfdnsres"} {
static const FunctionInfo functions[] = {
{0, nullptr, "SetDnsAddressesPrivateRequest"},
{1, nullptr, "GetDnsAddressPrivateRequest"},
- {2, nullptr, "GetHostByNameRequest"},
+ {2, &SFDNSRES::GetHostByNameRequest, "GetHostByNameRequest"},
{3, nullptr, "GetHostByAddrRequest"},
{4, nullptr, "GetHostStringErrorRequest"},
{5, nullptr, "GetGaiStringErrorRequest"},
@@ -38,11 +29,11 @@ SFDNSRES::SFDNSRES(Core::System& system_) : ServiceFramework{system_, "sfdnsres"
{7, nullptr, "GetNameInfoRequest"},
{8, nullptr, "RequestCancelHandleRequest"},
{9, nullptr, "CancelRequest"},
- {10, nullptr, "GetHostByNameRequestWithOptions"},
+ {10, &SFDNSRES::GetHostByNameRequestWithOptions, "GetHostByNameRequestWithOptions"},
{11, nullptr, "GetHostByAddrRequestWithOptions"},
{12, &SFDNSRES::GetAddrInfoRequestWithOptions, "GetAddrInfoRequestWithOptions"},
{13, nullptr, "GetNameInfoRequestWithOptions"},
- {14, nullptr, "ResolverSetOptionRequest"},
+ {14, &SFDNSRES::ResolverSetOptionRequest, "ResolverSetOptionRequest"},
{15, nullptr, "ResolverGetOptionRequest"},
};
RegisterHandlers(functions);
@@ -59,188 +50,285 @@ enum class NetDbError : s32 {
NoData = 4,
};
-static NetDbError AddrInfoErrorToNetDbError(s32 result) {
- // Best effort guess to map errors
+static NetDbError GetAddrInfoErrorToNetDbError(GetAddrInfoError result) {
+ // These combinations have been verified on console (but are not
+ // exhaustive).
switch (result) {
- case 0:
+ case GetAddrInfoError::SUCCESS:
return NetDbError::Success;
- case EAI_AGAIN:
+ case GetAddrInfoError::AGAIN:
return NetDbError::TryAgain;
- case EAI_NODATA:
- return NetDbError::NoData;
+ case GetAddrInfoError::NODATA:
+ return NetDbError::HostNotFound;
+ case GetAddrInfoError::SERVICE:
+ return NetDbError::Success;
default:
return NetDbError::HostNotFound;
}
}
-static std::vector<u8> SerializeAddrInfo(const addrinfo* addrinfo, s32 result_code,
+static Errno GetAddrInfoErrorToErrno(GetAddrInfoError result) {
+ // These combinations have been verified on console (but are not
+ // exhaustive).
+ switch (result) {
+ case GetAddrInfoError::SUCCESS:
+ // Note: Sometimes a successful lookup sets errno to EADDRNOTAVAIL for
+ // some reason, but that doesn't seem useful to implement.
+ return Errno::SUCCESS;
+ case GetAddrInfoError::AGAIN:
+ return Errno::SUCCESS;
+ case GetAddrInfoError::NODATA:
+ return Errno::SUCCESS;
+ case GetAddrInfoError::SERVICE:
+ return Errno::INVAL;
+ default:
+ return Errno::SUCCESS;
+ }
+}
+
+template <typename T>
+static void Append(std::vector<u8>& vec, T t) {
+ const size_t offset = vec.size();
+ vec.resize(offset + sizeof(T));
+ std::memcpy(vec.data() + offset, &t, sizeof(T));
+}
+
+static void AppendNulTerminated(std::vector<u8>& vec, std::string_view str) {
+ const size_t offset = vec.size();
+ vec.resize(offset + str.size() + 1);
+ std::memmove(vec.data() + offset, str.data(), str.size());
+}
+
+// We implement gethostbyname using the host's getaddrinfo rather than the
+// host's gethostbyname, because it simplifies portability: e.g., getaddrinfo
+// behaves the same on Unix and Windows, unlike gethostbyname where Windows
+// doesn't implement h_errno.
+static std::vector<u8> SerializeAddrInfoAsHostEnt(const std::vector<Network::AddrInfo>& vec,
+ std::string_view host) {
+
+ std::vector<u8> data;
+ // h_name: use the input hostname (append nul-terminated)
+ AppendNulTerminated(data, host);
+ // h_aliases: leave empty
+
+ Append<u32_be>(data, 0); // count of h_aliases
+ // (If the count were nonzero, the aliases would be appended as nul-terminated here.)
+ Append<u16_be>(data, static_cast<u16>(Domain::INET)); // h_addrtype
+ Append<u16_be>(data, sizeof(Network::IPv4Address)); // h_length
+ // h_addr_list:
+ size_t count = vec.size();
+ ASSERT(count <= UINT32_MAX);
+ Append<u32_be>(data, static_cast<uint32_t>(count));
+ for (const Network::AddrInfo& addrinfo : vec) {
+ // On the Switch, this is passed through htonl despite already being
+ // big-endian, so it ends up as little-endian.
+ Append<u32_le>(data, Network::IPv4AddressToInteger(addrinfo.addr.ip));
+
+ LOG_INFO(Service, "Resolved host '{}' to IPv4 address {}", host,
+ Network::IPv4AddressToString(addrinfo.addr.ip));
+ }
+ return data;
+}
+
+static std::pair<u32, GetAddrInfoError> GetHostByNameRequestImpl(HLERequestContext& ctx) {
+ struct InputParameters {
+ u8 use_nsd_resolve;
+ u32 cancel_handle;
+ u64 process_id;
+ };
+ static_assert(sizeof(InputParameters) == 0x10);
+
+ IPC::RequestParser rp{ctx};
+ const auto parameters = rp.PopRaw<InputParameters>();
+
+ LOG_WARNING(
+ Service,
+ "called with ignored parameters: use_nsd_resolve={}, cancel_handle={}, process_id={}",
+ parameters.use_nsd_resolve, parameters.cancel_handle, parameters.process_id);
+
+ const auto host_buffer = ctx.ReadBuffer(0);
+ const std::string host = Common::StringFromBuffer(host_buffer);
+ // For now, ignore options, which are in input buffer 1 for GetHostByNameRequestWithOptions.
+
+ auto res = Network::GetAddressInfo(host, /*service*/ std::nullopt);
+ if (!res.has_value()) {
+ return {0, Translate(res.error())};
+ }
+
+ const std::vector<u8> data = SerializeAddrInfoAsHostEnt(res.value(), host);
+ const u32 data_size = static_cast<u32>(data.size());
+ ctx.WriteBuffer(data, 0);
+
+ return {data_size, GetAddrInfoError::SUCCESS};
+}
+
+void SFDNSRES::GetHostByNameRequest(HLERequestContext& ctx) {
+ auto [data_size, emu_gai_err] = GetHostByNameRequestImpl(ctx);
+
+ struct OutputParameters {
+ NetDbError netdb_error;
+ Errno bsd_errno;
+ u32 data_size;
+ };
+ static_assert(sizeof(OutputParameters) == 0xc);
+
+ IPC::ResponseBuilder rb{ctx, 5};
+ rb.Push(ResultSuccess);
+ rb.PushRaw(OutputParameters{
+ .netdb_error = GetAddrInfoErrorToNetDbError(emu_gai_err),
+ .bsd_errno = GetAddrInfoErrorToErrno(emu_gai_err),
+ .data_size = data_size,
+ });
+}
+
+void SFDNSRES::GetHostByNameRequestWithOptions(HLERequestContext& ctx) {
+ auto [data_size, emu_gai_err] = GetHostByNameRequestImpl(ctx);
+
+ struct OutputParameters {
+ u32 data_size;
+ NetDbError netdb_error;
+ Errno bsd_errno;
+ };
+ static_assert(sizeof(OutputParameters) == 0xc);
+
+ IPC::ResponseBuilder rb{ctx, 5};
+ rb.Push(ResultSuccess);
+ rb.PushRaw(OutputParameters{
+ .data_size = data_size,
+ .netdb_error = GetAddrInfoErrorToNetDbError(emu_gai_err),
+ .bsd_errno = GetAddrInfoErrorToErrno(emu_gai_err),
+ });
+}
+
+static std::vector<u8> SerializeAddrInfo(const std::vector<Network::AddrInfo>& vec,
std::string_view host) {
// Adapted from
// https://github.com/switchbrew/libnx/blob/c5a9a909a91657a9818a3b7e18c9b91ff0cbb6e3/nx/source/runtime/resolver.c#L190
std::vector<u8> data;
- auto* current = addrinfo;
- while (current != nullptr) {
- struct SerializedResponseHeader {
- u32 magic;
- s32 flags;
- s32 family;
- s32 socket_type;
- s32 protocol;
- u32 address_length;
- };
- static_assert(sizeof(SerializedResponseHeader) == 0x18,
- "Response header size must be 0x18 bytes");
-
- constexpr auto header_size = sizeof(SerializedResponseHeader);
- const auto addr_size =
- current->ai_addr && current->ai_addrlen > 0 ? current->ai_addrlen : 4;
- const auto canonname_size = current->ai_canonname ? strlen(current->ai_canonname) + 1 : 1;
-
- const auto last_size = data.size();
- data.resize(last_size + header_size + addr_size + canonname_size);
-
- // Header in network byte order
- SerializedResponseHeader header{};
-
- constexpr auto HEADER_MAGIC = 0xBEEFCAFE;
- header.magic = htonl(HEADER_MAGIC);
- header.family = htonl(current->ai_family);
- header.flags = htonl(current->ai_flags);
- header.socket_type = htonl(current->ai_socktype);
- header.protocol = htonl(current->ai_protocol);
- header.address_length = current->ai_addr ? htonl((u32)current->ai_addrlen) : 0;
-
- auto* header_ptr = data.data() + last_size;
- std::memcpy(header_ptr, &header, header_size);
-
- if (header.address_length == 0) {
- std::memset(header_ptr + header_size, 0, 4);
- } else {
- switch (current->ai_family) {
- case AF_INET: {
- struct SockAddrIn {
- s16 sin_family;
- u16 sin_port;
- u32 sin_addr;
- u8 sin_zero[8];
- };
-
- SockAddrIn serialized_addr{};
- const auto addr = *reinterpret_cast<sockaddr_in*>(current->ai_addr);
- serialized_addr.sin_port = htons(addr.sin_port);
- serialized_addr.sin_family = htons(addr.sin_family);
- serialized_addr.sin_addr = htonl(addr.sin_addr.s_addr);
- std::memcpy(header_ptr + header_size, &serialized_addr, sizeof(SockAddrIn));
-
- char addr_string_buf[64]{};
- inet_ntop(AF_INET, &addr.sin_addr, addr_string_buf, std::size(addr_string_buf));
- LOG_INFO(Service, "Resolved host '{}' to IPv4 address {}", host, addr_string_buf);
- break;
- }
- case AF_INET6: {
- struct SockAddrIn6 {
- s16 sin6_family;
- u16 sin6_port;
- u32 sin6_flowinfo;
- u8 sin6_addr[16];
- u32 sin6_scope_id;
- };
-
- SockAddrIn6 serialized_addr{};
- const auto addr = *reinterpret_cast<sockaddr_in6*>(current->ai_addr);
- serialized_addr.sin6_family = htons(addr.sin6_family);
- serialized_addr.sin6_port = htons(addr.sin6_port);
- serialized_addr.sin6_flowinfo = htonl(addr.sin6_flowinfo);
- serialized_addr.sin6_scope_id = htonl(addr.sin6_scope_id);
- std::memcpy(serialized_addr.sin6_addr, &addr.sin6_addr,
- sizeof(SockAddrIn6::sin6_addr));
- std::memcpy(header_ptr + header_size, &serialized_addr, sizeof(SockAddrIn6));
-
- char addr_string_buf[64]{};
- inet_ntop(AF_INET6, &addr.sin6_addr, addr_string_buf, std::size(addr_string_buf));
- LOG_INFO(Service, "Resolved host '{}' to IPv6 address {}", host, addr_string_buf);
- break;
- }
- default:
- std::memcpy(header_ptr + header_size, current->ai_addr, addr_size);
- break;
- }
- }
- if (current->ai_canonname) {
- std::memcpy(header_ptr + addr_size, current->ai_canonname, canonname_size);
+ for (const Network::AddrInfo& addrinfo : vec) {
+ // serialized addrinfo:
+ Append<u32_be>(data, 0xBEEFCAFE); // magic
+ Append<u32_be>(data, 0); // ai_flags
+ Append<u32_be>(data, static_cast<u32>(Translate(addrinfo.family))); // ai_family
+ Append<u32_be>(data, static_cast<u32>(Translate(addrinfo.socket_type))); // ai_socktype
+ Append<u32_be>(data, static_cast<u32>(Translate(addrinfo.protocol))); // ai_protocol
+ Append<u32_be>(data, sizeof(SockAddrIn)); // ai_addrlen
+ // ^ *not* sizeof(SerializedSockAddrIn), not that it matters since they're the same size
+
+ // ai_addr:
+ Append<u16_be>(data, static_cast<u16>(Translate(addrinfo.addr.family))); // sin_family
+ // On the Switch, the following fields are passed through htonl despite
+ // already being big-endian, so they end up as little-endian.
+ Append<u16_le>(data, addrinfo.addr.portno); // sin_port
+ Append<u32_le>(data, Network::IPv4AddressToInteger(addrinfo.addr.ip)); // sin_addr
+ data.resize(data.size() + 8, 0); // sin_zero
+
+ if (addrinfo.canon_name.has_value()) {
+ AppendNulTerminated(data, *addrinfo.canon_name);
} else {
- *(header_ptr + header_size + addr_size) = 0;
+ data.push_back(0);
}
- current = current->ai_next;
+ LOG_INFO(Service, "Resolved host '{}' to IPv4 address {}", host,
+ Network::IPv4AddressToString(addrinfo.addr.ip));
}
- // 4-byte sentinel value
- data.push_back(0);
- data.push_back(0);
- data.push_back(0);
- data.push_back(0);
+ data.resize(data.size() + 4, 0); // 4-byte sentinel value
return data;
}
-static std::pair<u32, s32> GetAddrInfoRequestImpl(HLERequestContext& ctx) {
- struct Parameters {
+static std::pair<u32, GetAddrInfoError> GetAddrInfoRequestImpl(HLERequestContext& ctx) {
+ struct InputParameters {
u8 use_nsd_resolve;
- u32 unknown;
+ u32 cancel_handle;
u64 process_id;
};
+ static_assert(sizeof(InputParameters) == 0x10);
IPC::RequestParser rp{ctx};
- const auto parameters = rp.PopRaw<Parameters>();
+ const auto parameters = rp.PopRaw<InputParameters>();
+
+ LOG_WARNING(
+ Service,
+ "called with ignored parameters: use_nsd_resolve={}, cancel_handle={}, process_id={}",
+ parameters.use_nsd_resolve, parameters.cancel_handle, parameters.process_id);
- LOG_WARNING(Service,
- "called with ignored parameters: use_nsd_resolve={}, unknown={}, process_id={}",
- parameters.use_nsd_resolve, parameters.unknown, parameters.process_id);
+ // TODO: If use_nsd_resolve is true, pass the name through NSD::Resolve
+ // before looking up.
const auto host_buffer = ctx.ReadBuffer(0);
const std::string host = Common::StringFromBuffer(host_buffer);
- const auto service_buffer = ctx.ReadBuffer(1);
- const std::string service = Common::StringFromBuffer(service_buffer);
-
- addrinfo* addrinfo;
- // Pass null for hints. Serialized hints are also passed in a buffer, but are ignored for now
- s32 result_code = getaddrinfo(host.c_str(), service.c_str(), nullptr, &addrinfo);
+ std::optional<std::string> service = std::nullopt;
+ if (ctx.CanReadBuffer(1)) {
+ const std::span<const u8> service_buffer = ctx.ReadBuffer(1);
+ service = Common::StringFromBuffer(service_buffer);
+ }
- u32 data_size = 0;
- if (result_code == 0 && addrinfo != nullptr) {
- const std::vector<u8>& data = SerializeAddrInfo(addrinfo, result_code, host);
- data_size = static_cast<u32>(data.size());
- freeaddrinfo(addrinfo);
+ // Serialized hints are also passed in a buffer, but are ignored for now.
- ctx.WriteBuffer(data, 0);
+ auto res = Network::GetAddressInfo(host, service);
+ if (!res.has_value()) {
+ return {0, Translate(res.error())};
}
- return std::make_pair(data_size, result_code);
+ const std::vector<u8> data = SerializeAddrInfo(res.value(), host);
+ const u32 data_size = static_cast<u32>(data.size());
+ ctx.WriteBuffer(data, 0);
+
+ return {data_size, GetAddrInfoError::SUCCESS};
}
void SFDNSRES::GetAddrInfoRequest(HLERequestContext& ctx) {
- auto [data_size, result_code] = GetAddrInfoRequestImpl(ctx);
+ auto [data_size, emu_gai_err] = GetAddrInfoRequestImpl(ctx);
+
+ struct OutputParameters {
+ Errno bsd_errno;
+ GetAddrInfoError gai_error;
+ u32 data_size;
+ };
+ static_assert(sizeof(OutputParameters) == 0xc);
- IPC::ResponseBuilder rb{ctx, 4};
+ IPC::ResponseBuilder rb{ctx, 5};
rb.Push(ResultSuccess);
- rb.Push(static_cast<s32>(AddrInfoErrorToNetDbError(result_code))); // NetDBErrorCode
- rb.Push(result_code); // errno
- rb.Push(data_size); // serialized size
+ rb.PushRaw(OutputParameters{
+ .bsd_errno = GetAddrInfoErrorToErrno(emu_gai_err),
+ .gai_error = emu_gai_err,
+ .data_size = data_size,
+ });
}
void SFDNSRES::GetAddrInfoRequestWithOptions(HLERequestContext& ctx) {
// Additional options are ignored
- auto [data_size, result_code] = GetAddrInfoRequestImpl(ctx);
+ auto [data_size, emu_gai_err] = GetAddrInfoRequestImpl(ctx);
+
+ struct OutputParameters {
+ u32 data_size;
+ GetAddrInfoError gai_error;
+ NetDbError netdb_error;
+ Errno bsd_errno;
+ };
+ static_assert(sizeof(OutputParameters) == 0x10);
+
+ IPC::ResponseBuilder rb{ctx, 6};
+ rb.Push(ResultSuccess);
+ rb.PushRaw(OutputParameters{
+ .data_size = data_size,
+ .gai_error = emu_gai_err,
+ .netdb_error = GetAddrInfoErrorToNetDbError(emu_gai_err),
+ .bsd_errno = GetAddrInfoErrorToErrno(emu_gai_err),
+ });
+}
+
+void SFDNSRES::ResolverSetOptionRequest(HLERequestContext& ctx) {
+ LOG_WARNING(Service, "(STUBBED) called");
+
+ IPC::ResponseBuilder rb{ctx, 3};
- IPC::ResponseBuilder rb{ctx, 5};
rb.Push(ResultSuccess);
- rb.Push(data_size); // serialized size
- rb.Push(result_code); // errno
- rb.Push(static_cast<s32>(AddrInfoErrorToNetDbError(result_code))); // NetDBErrorCode
- rb.Push(0);
+ rb.Push<s32>(0); // bsd errno
}
} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sfdnsres.h b/src/core/hle/service/sockets/sfdnsres.h
index 18e3cd60c..d99a9d560 100644
--- a/src/core/hle/service/sockets/sfdnsres.h
+++ b/src/core/hle/service/sockets/sfdnsres.h
@@ -17,8 +17,11 @@ public:
~SFDNSRES() override;
private:
+ void GetHostByNameRequest(HLERequestContext& ctx);
+ void GetHostByNameRequestWithOptions(HLERequestContext& ctx);
void GetAddrInfoRequest(HLERequestContext& ctx);
void GetAddrInfoRequestWithOptions(HLERequestContext& ctx);
+ void ResolverSetOptionRequest(HLERequestContext& ctx);
};
} // namespace Service::Sockets
diff --git a/src/core/hle/service/sockets/sockets.h b/src/core/hle/service/sockets/sockets.h
index acd2dae7b..77426c46e 100644
--- a/src/core/hle/service/sockets/sockets.h
+++ b/src/core/hle/service/sockets/sockets.h
@@ -22,13 +22,35 @@ enum class Errno : u32 {
CONNRESET = 104,
NOTCONN = 107,
TIMEDOUT = 110,
+ INPROGRESS = 115,
+};
+
+enum class GetAddrInfoError : s32 {
+ SUCCESS = 0,
+ ADDRFAMILY = 1,
+ AGAIN = 2,
+ BADFLAGS = 3,
+ FAIL = 4,
+ FAMILY = 5,
+ MEMORY = 6,
+ NODATA = 7,
+ NONAME = 8,
+ SERVICE = 9,
+ SOCKTYPE = 10,
+ SYSTEM = 11,
+ BADHINTS = 12,
+ PROTOCOL = 13,
+ OVERFLOW_ = 14, // avoid name collision with Windows macro
+ OTHER = 15,
};
enum class Domain : u32 {
+ Unspecified = 0,
INET = 2,
};
enum class Type : u32 {
+ Unspecified = 0,
STREAM = 1,
DGRAM = 2,
RAW = 3,
@@ -36,12 +58,16 @@ enum class Type : u32 {
};
enum class Protocol : u32 {
- UNSPECIFIED = 0,
+ Unspecified = 0,
ICMP = 1,
TCP = 6,
UDP = 17,
};
+enum class SocketLevel : u32 {
+ SOCKET = 0xffff, // i.e. SOL_SOCKET
+};
+
enum class OptName : u32 {
REUSEADDR = 0x4,
KEEPALIVE = 0x8,
@@ -51,6 +77,8 @@ enum class OptName : u32 {
RCVBUF = 0x1002,
SNDTIMEO = 0x1005,
RCVTIMEO = 0x1006,
+ ERROR_ = 0x1007, // avoid name collision with Windows macro
+ NOSIGPIPE = 0x800, // at least according to libnx
};
enum class ShutdownHow : s32 {
@@ -80,6 +108,9 @@ enum class PollEvents : u16 {
Err = 1 << 3,
Hup = 1 << 4,
Nval = 1 << 5,
+ RdNorm = 1 << 6,
+ RdBand = 1 << 7,
+ WrBand = 1 << 8,
};
DECLARE_ENUM_FLAG_OPERATORS(PollEvents);
diff --git a/src/core/hle/service/sockets/sockets_translate.cpp b/src/core/hle/service/sockets/sockets_translate.cpp
index 594e58f90..2f9a0e39c 100644
--- a/src/core/hle/service/sockets/sockets_translate.cpp
+++ b/src/core/hle/service/sockets/sockets_translate.cpp
@@ -29,6 +29,8 @@ Errno Translate(Network::Errno value) {
return Errno::TIMEDOUT;
case Network::Errno::CONNRESET:
return Errno::CONNRESET;
+ case Network::Errno::INPROGRESS:
+ return Errno::INPROGRESS;
default:
UNIMPLEMENTED_MSG("Unimplemented errno={}", value);
return Errno::SUCCESS;
@@ -39,8 +41,50 @@ std::pair<s32, Errno> Translate(std::pair<s32, Network::Errno> value) {
return {value.first, Translate(value.second)};
}
+GetAddrInfoError Translate(Network::GetAddrInfoError error) {
+ switch (error) {
+ case Network::GetAddrInfoError::SUCCESS:
+ return GetAddrInfoError::SUCCESS;
+ case Network::GetAddrInfoError::ADDRFAMILY:
+ return GetAddrInfoError::ADDRFAMILY;
+ case Network::GetAddrInfoError::AGAIN:
+ return GetAddrInfoError::AGAIN;
+ case Network::GetAddrInfoError::BADFLAGS:
+ return GetAddrInfoError::BADFLAGS;
+ case Network::GetAddrInfoError::FAIL:
+ return GetAddrInfoError::FAIL;
+ case Network::GetAddrInfoError::FAMILY:
+ return GetAddrInfoError::FAMILY;
+ case Network::GetAddrInfoError::MEMORY:
+ return GetAddrInfoError::MEMORY;
+ case Network::GetAddrInfoError::NODATA:
+ return GetAddrInfoError::NODATA;
+ case Network::GetAddrInfoError::NONAME:
+ return GetAddrInfoError::NONAME;
+ case Network::GetAddrInfoError::SERVICE:
+ return GetAddrInfoError::SERVICE;
+ case Network::GetAddrInfoError::SOCKTYPE:
+ return GetAddrInfoError::SOCKTYPE;
+ case Network::GetAddrInfoError::SYSTEM:
+ return GetAddrInfoError::SYSTEM;
+ case Network::GetAddrInfoError::BADHINTS:
+ return GetAddrInfoError::BADHINTS;
+ case Network::GetAddrInfoError::PROTOCOL:
+ return GetAddrInfoError::PROTOCOL;
+ case Network::GetAddrInfoError::OVERFLOW_:
+ return GetAddrInfoError::OVERFLOW_;
+ case Network::GetAddrInfoError::OTHER:
+ return GetAddrInfoError::OTHER;
+ default:
+ UNIMPLEMENTED_MSG("Unimplemented GetAddrInfoError={}", error);
+ return GetAddrInfoError::OTHER;
+ }
+}
+
Network::Domain Translate(Domain domain) {
switch (domain) {
+ case Domain::Unspecified:
+ return Network::Domain::Unspecified;
case Domain::INET:
return Network::Domain::INET;
default:
@@ -51,6 +95,8 @@ Network::Domain Translate(Domain domain) {
Domain Translate(Network::Domain domain) {
switch (domain) {
+ case Network::Domain::Unspecified:
+ return Domain::Unspecified;
case Network::Domain::INET:
return Domain::INET;
default:
@@ -61,39 +107,69 @@ Domain Translate(Network::Domain domain) {
Network::Type Translate(Type type) {
switch (type) {
+ case Type::Unspecified:
+ return Network::Type::Unspecified;
case Type::STREAM:
return Network::Type::STREAM;
case Type::DGRAM:
return Network::Type::DGRAM;
+ case Type::RAW:
+ return Network::Type::RAW;
+ case Type::SEQPACKET:
+ return Network::Type::SEQPACKET;
default:
UNIMPLEMENTED_MSG("Unimplemented type={}", type);
return Network::Type{};
}
}
-Network::Protocol Translate(Type type, Protocol protocol) {
+Type Translate(Network::Type type) {
+ switch (type) {
+ case Network::Type::Unspecified:
+ return Type::Unspecified;
+ case Network::Type::STREAM:
+ return Type::STREAM;
+ case Network::Type::DGRAM:
+ return Type::DGRAM;
+ case Network::Type::RAW:
+ return Type::RAW;
+ case Network::Type::SEQPACKET:
+ return Type::SEQPACKET;
+ default:
+ UNIMPLEMENTED_MSG("Unimplemented type={}", type);
+ return Type{};
+ }
+}
+
+Network::Protocol Translate(Protocol protocol) {
switch (protocol) {
- case Protocol::UNSPECIFIED:
- LOG_WARNING(Service, "Unspecified protocol, assuming protocol from type");
- switch (type) {
- case Type::DGRAM:
- return Network::Protocol::UDP;
- case Type::STREAM:
- return Network::Protocol::TCP;
- default:
- return Network::Protocol::TCP;
- }
+ case Protocol::Unspecified:
+ return Network::Protocol::Unspecified;
case Protocol::TCP:
return Network::Protocol::TCP;
case Protocol::UDP:
return Network::Protocol::UDP;
default:
UNIMPLEMENTED_MSG("Unimplemented protocol={}", protocol);
- return Network::Protocol::TCP;
+ return Network::Protocol::Unspecified;
+ }
+}
+
+Protocol Translate(Network::Protocol protocol) {
+ switch (protocol) {
+ case Network::Protocol::Unspecified:
+ return Protocol::Unspecified;
+ case Network::Protocol::TCP:
+ return Protocol::TCP;
+ case Network::Protocol::UDP:
+ return Protocol::UDP;
+ default:
+ UNIMPLEMENTED_MSG("Unimplemented protocol={}", protocol);
+ return Protocol::Unspecified;
}
}
-Network::PollEvents TranslatePollEventsToHost(PollEvents flags) {
+Network::PollEvents Translate(PollEvents flags) {
Network::PollEvents result{};
const auto translate = [&result, &flags](PollEvents from, Network::PollEvents to) {
if (True(flags & from)) {
@@ -107,12 +183,15 @@ Network::PollEvents TranslatePollEventsToHost(PollEvents flags) {
translate(PollEvents::Err, Network::PollEvents::Err);
translate(PollEvents::Hup, Network::PollEvents::Hup);
translate(PollEvents::Nval, Network::PollEvents::Nval);
+ translate(PollEvents::RdNorm, Network::PollEvents::RdNorm);
+ translate(PollEvents::RdBand, Network::PollEvents::RdBand);
+ translate(PollEvents::WrBand, Network::PollEvents::WrBand);
UNIMPLEMENTED_IF_MSG((u16)flags != 0, "Unimplemented flags={}", (u16)flags);
return result;
}
-PollEvents TranslatePollEventsToGuest(Network::PollEvents flags) {
+PollEvents Translate(Network::PollEvents flags) {
PollEvents result{};
const auto translate = [&result, &flags](Network::PollEvents from, PollEvents to) {
if (True(flags & from)) {
@@ -127,13 +206,18 @@ PollEvents TranslatePollEventsToGuest(Network::PollEvents flags) {
translate(Network::PollEvents::Err, PollEvents::Err);
translate(Network::PollEvents::Hup, PollEvents::Hup);
translate(Network::PollEvents::Nval, PollEvents::Nval);
+ translate(Network::PollEvents::RdNorm, PollEvents::RdNorm);
+ translate(Network::PollEvents::RdBand, PollEvents::RdBand);
+ translate(Network::PollEvents::WrBand, PollEvents::WrBand);
UNIMPLEMENTED_IF_MSG((u16)flags != 0, "Unimplemented flags={}", (u16)flags);
return result;
}
Network::SockAddrIn Translate(SockAddrIn value) {
- ASSERT(value.len == 0 || value.len == sizeof(value));
+ // Note: 6 is incorrect, but can be passed by homebrew (because libnx sets
+ // sin_len to 6 when deserializing getaddrinfo results).
+ ASSERT(value.len == 0 || value.len == sizeof(value) || value.len == 6);
return {
.family = Translate(static_cast<Domain>(value.family)),
diff --git a/src/core/hle/service/sockets/sockets_translate.h b/src/core/hle/service/sockets/sockets_translate.h
index c93291d3e..694868b37 100644
--- a/src/core/hle/service/sockets/sockets_translate.h
+++ b/src/core/hle/service/sockets/sockets_translate.h
@@ -17,6 +17,9 @@ Errno Translate(Network::Errno value);
/// Translate abstract return value errno pair to guest return value errno pair
std::pair<s32, Errno> Translate(std::pair<s32, Network::Errno> value);
+/// Translate abstract getaddrinfo error to guest getaddrinfo error
+GetAddrInfoError Translate(Network::GetAddrInfoError value);
+
/// Translate guest domain to abstract domain
Network::Domain Translate(Domain domain);
@@ -26,14 +29,20 @@ Domain Translate(Network::Domain domain);
/// Translate guest type to abstract type
Network::Type Translate(Type type);
+/// Translate abstract type to guest type
+Type Translate(Network::Type type);
+
/// Translate guest protocol to abstract protocol
-Network::Protocol Translate(Type type, Protocol protocol);
+Network::Protocol Translate(Protocol protocol);
-/// Translate abstract poll event flags to guest poll event flags
-Network::PollEvents TranslatePollEventsToHost(PollEvents flags);
+/// Translate abstract protocol to guest protocol
+Protocol Translate(Network::Protocol protocol);
/// Translate guest poll event flags to abstract poll event flags
-PollEvents TranslatePollEventsToGuest(Network::PollEvents flags);
+Network::PollEvents Translate(PollEvents flags);
+
+/// Translate abstract poll event flags to guest poll event flags
+PollEvents Translate(Network::PollEvents flags);
/// Translate guest socket address structure to abstract socket address structure
Network::SockAddrIn Translate(SockAddrIn value);
diff --git a/src/core/hle/service/ssl/ssl.cpp b/src/core/hle/service/ssl/ssl.cpp
index 2b99dd7ac..9c96f9763 100644
--- a/src/core/hle/service/ssl/ssl.cpp
+++ b/src/core/hle/service/ssl/ssl.cpp
@@ -1,10 +1,18 @@
// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
+#include "common/string_util.h"
+
+#include "core/core.h"
#include "core/hle/service/ipc_helpers.h"
#include "core/hle/service/server_manager.h"
#include "core/hle/service/service.h"
+#include "core/hle/service/sm/sm.h"
+#include "core/hle/service/sockets/bsd.h"
#include "core/hle/service/ssl/ssl.h"
+#include "core/hle/service/ssl/ssl_backend.h"
+#include "core/internal_network/network.h"
+#include "core/internal_network/sockets.h"
namespace Service::SSL {
@@ -20,6 +28,18 @@ enum class ContextOption : u32 {
CrlImportDateCheckEnable = 1,
};
+// This is nn::ssl::Connection::IoMode
+enum class IoMode : u32 {
+ Blocking = 1,
+ NonBlocking = 2,
+};
+
+// This is nn::ssl::sf::OptionType
+enum class OptionType : u32 {
+ DoNotCloseSocket = 0,
+ GetServerCertChain = 1,
+};
+
// This is nn::ssl::sf::SslVersion
struct SslVersion {
union {
@@ -34,35 +54,42 @@ struct SslVersion {
};
};
+struct SslContextSharedData {
+ u32 connection_count = 0;
+};
+
class ISslConnection final : public ServiceFramework<ISslConnection> {
public:
- explicit ISslConnection(Core::System& system_, SslVersion version)
- : ServiceFramework{system_, "ISslConnection"}, ssl_version{version} {
+ explicit ISslConnection(Core::System& system_in, SslVersion ssl_version_in,
+ std::shared_ptr<SslContextSharedData>& shared_data_in,
+ std::unique_ptr<SSLConnectionBackend>&& backend_in)
+ : ServiceFramework{system_in, "ISslConnection"}, ssl_version{ssl_version_in},
+ shared_data{shared_data_in}, backend{std::move(backend_in)} {
// clang-format off
static const FunctionInfo functions[] = {
- {0, nullptr, "SetSocketDescriptor"},
- {1, nullptr, "SetHostName"},
- {2, nullptr, "SetVerifyOption"},
- {3, nullptr, "SetIoMode"},
+ {0, &ISslConnection::SetSocketDescriptor, "SetSocketDescriptor"},
+ {1, &ISslConnection::SetHostName, "SetHostName"},
+ {2, &ISslConnection::SetVerifyOption, "SetVerifyOption"},
+ {3, &ISslConnection::SetIoMode, "SetIoMode"},
{4, nullptr, "GetSocketDescriptor"},
{5, nullptr, "GetHostName"},
{6, nullptr, "GetVerifyOption"},
{7, nullptr, "GetIoMode"},
- {8, nullptr, "DoHandshake"},
- {9, nullptr, "DoHandshakeGetServerCert"},
- {10, nullptr, "Read"},
- {11, nullptr, "Write"},
- {12, nullptr, "Pending"},
+ {8, &ISslConnection::DoHandshake, "DoHandshake"},
+ {9, &ISslConnection::DoHandshakeGetServerCert, "DoHandshakeGetServerCert"},
+ {10, &ISslConnection::Read, "Read"},
+ {11, &ISslConnection::Write, "Write"},
+ {12, &ISslConnection::Pending, "Pending"},
{13, nullptr, "Peek"},
{14, nullptr, "Poll"},
{15, nullptr, "GetVerifyCertError"},
{16, nullptr, "GetNeededServerCertBufferSize"},
- {17, nullptr, "SetSessionCacheMode"},
+ {17, &ISslConnection::SetSessionCacheMode, "SetSessionCacheMode"},
{18, nullptr, "GetSessionCacheMode"},
{19, nullptr, "FlushSessionCache"},
{20, nullptr, "SetRenegotiationMode"},
{21, nullptr, "GetRenegotiationMode"},
- {22, nullptr, "SetOption"},
+ {22, &ISslConnection::SetOption, "SetOption"},
{23, nullptr, "GetOption"},
{24, nullptr, "GetVerifyCertErrors"},
{25, nullptr, "GetCipherInfo"},
@@ -80,21 +107,299 @@ public:
// clang-format on
RegisterHandlers(functions);
+
+ shared_data->connection_count++;
+ }
+
+ ~ISslConnection() {
+ shared_data->connection_count--;
+ if (fd_to_close.has_value()) {
+ const s32 fd = *fd_to_close;
+ if (!do_not_close_socket) {
+ LOG_ERROR(Service_SSL,
+ "do_not_close_socket was changed after setting socket; is this right?");
+ } else {
+ auto bsd = system.ServiceManager().GetService<Service::Sockets::BSD>("bsd:u");
+ if (bsd) {
+ auto err = bsd->CloseImpl(fd);
+ if (err != Service::Sockets::Errno::SUCCESS) {
+ LOG_ERROR(Service_SSL, "Failed to close duplicated socket: {}", err);
+ }
+ }
+ }
+ }
}
private:
SslVersion ssl_version;
+ std::shared_ptr<SslContextSharedData> shared_data;
+ std::unique_ptr<SSLConnectionBackend> backend;
+ std::optional<int> fd_to_close;
+ bool do_not_close_socket = false;
+ bool get_server_cert_chain = false;
+ std::shared_ptr<Network::SocketBase> socket;
+ bool did_set_host_name = false;
+ bool did_handshake = false;
+
+ ResultVal<s32> SetSocketDescriptorImpl(s32 fd) {
+ LOG_DEBUG(Service_SSL, "called, fd={}", fd);
+ ASSERT(!did_handshake);
+ auto bsd = system.ServiceManager().GetService<Service::Sockets::BSD>("bsd:u");
+ ASSERT_OR_EXECUTE(bsd, { return ResultInternalError; });
+ s32 ret_fd;
+ // Based on https://switchbrew.org/wiki/SSL_services#SetSocketDescriptor
+ if (do_not_close_socket) {
+ auto res = bsd->DuplicateSocketImpl(fd);
+ if (!res.has_value()) {
+ LOG_ERROR(Service_SSL, "Failed to duplicate socket with fd {}", fd);
+ return ResultInvalidSocket;
+ }
+ fd = *res;
+ fd_to_close = fd;
+ ret_fd = fd;
+ } else {
+ ret_fd = -1;
+ }
+ std::optional<std::shared_ptr<Network::SocketBase>> sock = bsd->GetSocket(fd);
+ if (!sock.has_value()) {
+ LOG_ERROR(Service_SSL, "invalid socket fd {}", fd);
+ return ResultInvalidSocket;
+ }
+ socket = std::move(*sock);
+ backend->SetSocket(socket);
+ return ret_fd;
+ }
+
+ Result SetHostNameImpl(const std::string& hostname) {
+ LOG_DEBUG(Service_SSL, "called. hostname={}", hostname);
+ ASSERT(!did_handshake);
+ Result res = backend->SetHostName(hostname);
+ if (res == ResultSuccess) {
+ did_set_host_name = true;
+ }
+ return res;
+ }
+
+ Result SetVerifyOptionImpl(u32 option) {
+ ASSERT(!did_handshake);
+ LOG_WARNING(Service_SSL, "(STUBBED) called. option={}", option);
+ return ResultSuccess;
+ }
+
+ Result SetIoModeImpl(u32 input_mode) {
+ auto mode = static_cast<IoMode>(input_mode);
+ ASSERT(mode == IoMode::Blocking || mode == IoMode::NonBlocking);
+ ASSERT_OR_EXECUTE(socket, { return ResultNoSocket; });
+
+ const bool non_block = mode == IoMode::NonBlocking;
+ const Network::Errno error = socket->SetNonBlock(non_block);
+ if (error != Network::Errno::SUCCESS) {
+ LOG_ERROR(Service_SSL, "Failed to set native socket non-block flag to {}", non_block);
+ }
+ return ResultSuccess;
+ }
+
+ Result SetSessionCacheModeImpl(u32 mode) {
+ ASSERT(!did_handshake);
+ LOG_WARNING(Service_SSL, "(STUBBED) called. value={}", mode);
+ return ResultSuccess;
+ }
+
+ Result DoHandshakeImpl() {
+ ASSERT_OR_EXECUTE(!did_handshake && socket, { return ResultNoSocket; });
+ ASSERT_OR_EXECUTE_MSG(
+ did_set_host_name, { return ResultInternalError; },
+ "Expected SetHostName before DoHandshake");
+ Result res = backend->DoHandshake();
+ did_handshake = res.IsSuccess();
+ return res;
+ }
+
+ std::vector<u8> SerializeServerCerts(const std::vector<std::vector<u8>>& certs) {
+ struct Header {
+ u64 magic;
+ u32 count;
+ u32 pad;
+ };
+ struct EntryHeader {
+ u32 size;
+ u32 offset;
+ };
+ if (!get_server_cert_chain) {
+ // Just return the first one, unencoded.
+ ASSERT_OR_EXECUTE_MSG(
+ !certs.empty(), { return {}; }, "Should be at least one server cert");
+ return certs[0];
+ }
+ std::vector<u8> ret;
+ Header header{0x4E4D684374726543, static_cast<u32>(certs.size()), 0};
+ ret.insert(ret.end(), reinterpret_cast<u8*>(&header), reinterpret_cast<u8*>(&header + 1));
+ size_t data_offset = sizeof(Header) + certs.size() * sizeof(EntryHeader);
+ for (auto& cert : certs) {
+ EntryHeader entry_header{static_cast<u32>(cert.size()), static_cast<u32>(data_offset)};
+ data_offset += cert.size();
+ ret.insert(ret.end(), reinterpret_cast<u8*>(&entry_header),
+ reinterpret_cast<u8*>(&entry_header + 1));
+ }
+ for (auto& cert : certs) {
+ ret.insert(ret.end(), cert.begin(), cert.end());
+ }
+ return ret;
+ }
+
+ ResultVal<std::vector<u8>> ReadImpl(size_t size) {
+ ASSERT_OR_EXECUTE(did_handshake, { return ResultInternalError; });
+ std::vector<u8> res(size);
+ ResultVal<size_t> actual = backend->Read(res);
+ if (actual.Failed()) {
+ return actual.Code();
+ }
+ res.resize(*actual);
+ return res;
+ }
+
+ ResultVal<size_t> WriteImpl(std::span<const u8> data) {
+ ASSERT_OR_EXECUTE(did_handshake, { return ResultInternalError; });
+ return backend->Write(data);
+ }
+
+ ResultVal<s32> PendingImpl() {
+ LOG_WARNING(Service_SSL, "(STUBBED) called.");
+ return 0;
+ }
+
+ void SetSocketDescriptor(HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const s32 fd = rp.Pop<s32>();
+ const ResultVal<s32> res = SetSocketDescriptorImpl(fd);
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(res.Code());
+ rb.Push<s32>(res.ValueOr(-1));
+ }
+
+ void SetHostName(HLERequestContext& ctx) {
+ const std::string hostname = Common::StringFromBuffer(ctx.ReadBuffer());
+ const Result res = SetHostNameImpl(hostname);
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+ }
+
+ void SetVerifyOption(HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const u32 option = rp.Pop<u32>();
+ const Result res = SetVerifyOptionImpl(option);
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+ }
+
+ void SetIoMode(HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const u32 mode = rp.Pop<u32>();
+ const Result res = SetIoModeImpl(mode);
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+ }
+
+ void DoHandshake(HLERequestContext& ctx) {
+ const Result res = DoHandshakeImpl();
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+ }
+
+ void DoHandshakeGetServerCert(HLERequestContext& ctx) {
+ struct OutputParameters {
+ u32 certs_size;
+ u32 certs_count;
+ };
+ static_assert(sizeof(OutputParameters) == 0x8);
+
+ const Result res = DoHandshakeImpl();
+ OutputParameters out{};
+ if (res == ResultSuccess) {
+ auto certs = backend->GetServerCerts();
+ if (certs.Succeeded()) {
+ const std::vector<u8> certs_buf = SerializeServerCerts(*certs);
+ ctx.WriteBuffer(certs_buf);
+ out.certs_count = static_cast<u32>(certs->size());
+ out.certs_size = static_cast<u32>(certs_buf.size());
+ }
+ }
+ IPC::ResponseBuilder rb{ctx, 4};
+ rb.Push(res);
+ rb.PushRaw(out);
+ }
+
+ void Read(HLERequestContext& ctx) {
+ const ResultVal<std::vector<u8>> res = ReadImpl(ctx.GetWriteBufferSize());
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(res.Code());
+ if (res.Succeeded()) {
+ rb.Push(static_cast<u32>(res->size()));
+ ctx.WriteBuffer(*res);
+ } else {
+ rb.Push(static_cast<u32>(0));
+ }
+ }
+
+ void Write(HLERequestContext& ctx) {
+ const ResultVal<size_t> res = WriteImpl(ctx.ReadBuffer());
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(res.Code());
+ rb.Push(static_cast<u32>(res.ValueOr(0)));
+ }
+
+ void Pending(HLERequestContext& ctx) {
+ const ResultVal<s32> res = PendingImpl();
+ IPC::ResponseBuilder rb{ctx, 3};
+ rb.Push(res.Code());
+ rb.Push<s32>(res.ValueOr(0));
+ }
+
+ void SetSessionCacheMode(HLERequestContext& ctx) {
+ IPC::RequestParser rp{ctx};
+ const u32 mode = rp.Pop<u32>();
+ const Result res = SetSessionCacheModeImpl(mode);
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(res);
+ }
+
+ void SetOption(HLERequestContext& ctx) {
+ struct Parameters {
+ OptionType option;
+ s32 value;
+ };
+ static_assert(sizeof(Parameters) == 0x8, "Parameters is an invalid size");
+
+ IPC::RequestParser rp{ctx};
+ const auto parameters = rp.PopRaw<Parameters>();
+
+ switch (parameters.option) {
+ case OptionType::DoNotCloseSocket:
+ do_not_close_socket = static_cast<bool>(parameters.value);
+ break;
+ case OptionType::GetServerCertChain:
+ get_server_cert_chain = static_cast<bool>(parameters.value);
+ break;
+ default:
+ LOG_WARNING(Service_SSL, "Unknown option={}, value={}", parameters.option,
+ parameters.value);
+ }
+
+ IPC::ResponseBuilder rb{ctx, 2};
+ rb.Push(ResultSuccess);
+ }
};
class ISslContext final : public ServiceFramework<ISslContext> {
public:
explicit ISslContext(Core::System& system_, SslVersion version)
- : ServiceFramework{system_, "ISslContext"}, ssl_version{version} {
+ : ServiceFramework{system_, "ISslContext"}, ssl_version{version},
+ shared_data{std::make_shared<SslContextSharedData>()} {
static const FunctionInfo functions[] = {
{0, &ISslContext::SetOption, "SetOption"},
{1, nullptr, "GetOption"},
{2, &ISslContext::CreateConnection, "CreateConnection"},
- {3, nullptr, "GetConnectionCount"},
+ {3, &ISslContext::GetConnectionCount, "GetConnectionCount"},
{4, &ISslContext::ImportServerPki, "ImportServerPki"},
{5, &ISslContext::ImportClientPki, "ImportClientPki"},
{6, nullptr, "RemoveServerPki"},
@@ -111,6 +416,7 @@ public:
private:
SslVersion ssl_version;
+ std::shared_ptr<SslContextSharedData> shared_data;
void SetOption(HLERequestContext& ctx) {
struct Parameters {
@@ -130,11 +436,24 @@ private:
}
void CreateConnection(HLERequestContext& ctx) {
- LOG_WARNING(Service_SSL, "(STUBBED) called");
+ LOG_WARNING(Service_SSL, "called");
+
+ auto backend_res = CreateSSLConnectionBackend();
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+ rb.Push(backend_res.Code());
+ if (backend_res.Succeeded()) {
+ rb.PushIpcInterface<ISslConnection>(system, ssl_version, shared_data,
+ std::move(*backend_res));
+ }
+ }
+
+ void GetConnectionCount(HLERequestContext& ctx) {
+ LOG_DEBUG(Service_SSL, "connection_count={}", shared_data->connection_count);
+
+ IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
- rb.PushIpcInterface<ISslConnection>(system, ssl_version);
+ rb.Push(shared_data->connection_count);
}
void ImportServerPki(HLERequestContext& ctx) {
diff --git a/src/core/hle/service/ssl/ssl_backend.h b/src/core/hle/service/ssl/ssl_backend.h
new file mode 100644
index 000000000..25c16bcc1
--- /dev/null
+++ b/src/core/hle/service/ssl/ssl_backend.h
@@ -0,0 +1,45 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/result.h"
+
+#include "common/common_types.h"
+
+#include <memory>
+#include <span>
+#include <string>
+#include <vector>
+
+namespace Network {
+class SocketBase;
+}
+
+namespace Service::SSL {
+
+constexpr Result ResultNoSocket{ErrorModule::SSLSrv, 103};
+constexpr Result ResultInvalidSocket{ErrorModule::SSLSrv, 106};
+constexpr Result ResultTimeout{ErrorModule::SSLSrv, 205};
+constexpr Result ResultInternalError{ErrorModule::SSLSrv, 999}; // made up
+
+// ResultWouldBlock is returned from Read and Write, and oddly, DoHandshake,
+// with no way in the latter case to distinguish whether the client should poll
+// for read or write. The one official client I've seen handles this by always
+// polling for read (with a timeout).
+constexpr Result ResultWouldBlock{ErrorModule::SSLSrv, 204};
+
+class SSLConnectionBackend {
+public:
+ virtual ~SSLConnectionBackend() {}
+ virtual void SetSocket(std::shared_ptr<Network::SocketBase> socket) = 0;
+ virtual Result SetHostName(const std::string& hostname) = 0;
+ virtual Result DoHandshake() = 0;
+ virtual ResultVal<size_t> Read(std::span<u8> data) = 0;
+ virtual ResultVal<size_t> Write(std::span<const u8> data) = 0;
+ virtual ResultVal<std::vector<std::vector<u8>>> GetServerCerts() = 0;
+};
+
+ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend();
+
+} // namespace Service::SSL
diff --git a/src/core/hle/service/ssl/ssl_backend_none.cpp b/src/core/hle/service/ssl/ssl_backend_none.cpp
new file mode 100644
index 000000000..f2f0ef706
--- /dev/null
+++ b/src/core/hle/service/ssl/ssl_backend_none.cpp
@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/ssl/ssl_backend.h"
+
+#include "common/logging/log.h"
+
+namespace Service::SSL {
+
+ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend() {
+ LOG_ERROR(Service_SSL,
+ "Can't create SSL connection because no SSL backend is available on this platform");
+ return ResultInternalError;
+}
+
+} // namespace Service::SSL
diff --git a/src/core/hle/service/ssl/ssl_backend_openssl.cpp b/src/core/hle/service/ssl/ssl_backend_openssl.cpp
new file mode 100644
index 000000000..f69674f77
--- /dev/null
+++ b/src/core/hle/service/ssl/ssl_backend_openssl.cpp
@@ -0,0 +1,351 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/ssl/ssl_backend.h"
+#include "core/internal_network/network.h"
+#include "core/internal_network/sockets.h"
+
+#include "common/fs/file.h"
+#include "common/hex_util.h"
+#include "common/string_util.h"
+
+#include <mutex>
+
+#include <openssl/bio.h>
+#include <openssl/err.h>
+#include <openssl/ssl.h>
+#include <openssl/x509.h>
+
+using namespace Common::FS;
+
+namespace Service::SSL {
+
+// Import OpenSSL's `SSL` type into the namespace. This is needed because the
+// namespace is also named `SSL`.
+using ::SSL;
+
+namespace {
+
+std::once_flag one_time_init_flag;
+bool one_time_init_success = false;
+
+SSL_CTX* ssl_ctx;
+IOFile key_log_file; // only open if SSLKEYLOGFILE set in environment
+BIO_METHOD* bio_meth;
+
+Result CheckOpenSSLErrors();
+void OneTimeInit();
+void OneTimeInitLogFile();
+bool OneTimeInitBIO();
+
+} // namespace
+
+class SSLConnectionBackendOpenSSL final : public SSLConnectionBackend {
+public:
+ Result Init() {
+ std::call_once(one_time_init_flag, OneTimeInit);
+
+ if (!one_time_init_success) {
+ LOG_ERROR(Service_SSL,
+ "Can't create SSL connection because OpenSSL one-time initialization failed");
+ return ResultInternalError;
+ }
+
+ ssl = SSL_new(ssl_ctx);
+ if (!ssl) {
+ LOG_ERROR(Service_SSL, "SSL_new failed");
+ return CheckOpenSSLErrors();
+ }
+
+ SSL_set_connect_state(ssl);
+
+ bio = BIO_new(bio_meth);
+ if (!bio) {
+ LOG_ERROR(Service_SSL, "BIO_new failed");
+ return CheckOpenSSLErrors();
+ }
+
+ BIO_set_data(bio, this);
+ BIO_set_init(bio, 1);
+ SSL_set_bio(ssl, bio, bio);
+
+ return ResultSuccess;
+ }
+
+ void SetSocket(std::shared_ptr<Network::SocketBase> socket_in) override {
+ socket = std::move(socket_in);
+ }
+
+ Result SetHostName(const std::string& hostname) override {
+ if (!SSL_set1_host(ssl, hostname.c_str())) { // hostname for verification
+ LOG_ERROR(Service_SSL, "SSL_set1_host({}) failed", hostname);
+ return CheckOpenSSLErrors();
+ }
+ if (!SSL_set_tlsext_host_name(ssl, hostname.c_str())) { // hostname for SNI
+ LOG_ERROR(Service_SSL, "SSL_set_tlsext_host_name({}) failed", hostname);
+ return CheckOpenSSLErrors();
+ }
+ return ResultSuccess;
+ }
+
+ Result DoHandshake() override {
+ SSL_set_verify_result(ssl, X509_V_OK);
+ const int ret = SSL_do_handshake(ssl);
+ const long verify_result = SSL_get_verify_result(ssl);
+ if (verify_result != X509_V_OK) {
+ LOG_ERROR(Service_SSL, "SSL cert verification failed because: {}",
+ X509_verify_cert_error_string(verify_result));
+ return CheckOpenSSLErrors();
+ }
+ if (ret <= 0) {
+ const int ssl_err = SSL_get_error(ssl, ret);
+ if (ssl_err == SSL_ERROR_ZERO_RETURN ||
+ (ssl_err == SSL_ERROR_SYSCALL && got_read_eof)) {
+ LOG_ERROR(Service_SSL, "SSL handshake failed because server hung up");
+ return ResultInternalError;
+ }
+ }
+ return HandleReturn("SSL_do_handshake", 0, ret).Code();
+ }
+
+ ResultVal<size_t> Read(std::span<u8> data) override {
+ size_t actual;
+ const int ret = SSL_read_ex(ssl, data.data(), data.size(), &actual);
+ return HandleReturn("SSL_read_ex", actual, ret);
+ }
+
+ ResultVal<size_t> Write(std::span<const u8> data) override {
+ size_t actual;
+ const int ret = SSL_write_ex(ssl, data.data(), data.size(), &actual);
+ return HandleReturn("SSL_write_ex", actual, ret);
+ }
+
+ ResultVal<size_t> HandleReturn(const char* what, size_t actual, int ret) {
+ const int ssl_err = SSL_get_error(ssl, ret);
+ CheckOpenSSLErrors();
+ switch (ssl_err) {
+ case SSL_ERROR_NONE:
+ return actual;
+ case SSL_ERROR_ZERO_RETURN:
+ LOG_DEBUG(Service_SSL, "{} => SSL_ERROR_ZERO_RETURN", what);
+ // DoHandshake special-cases this, but for Read and Write:
+ return size_t(0);
+ case SSL_ERROR_WANT_READ:
+ LOG_DEBUG(Service_SSL, "{} => SSL_ERROR_WANT_READ", what);
+ return ResultWouldBlock;
+ case SSL_ERROR_WANT_WRITE:
+ LOG_DEBUG(Service_SSL, "{} => SSL_ERROR_WANT_WRITE", what);
+ return ResultWouldBlock;
+ default:
+ if (ssl_err == SSL_ERROR_SYSCALL && got_read_eof) {
+ LOG_DEBUG(Service_SSL, "{} => SSL_ERROR_SYSCALL because server hung up", what);
+ return size_t(0);
+ }
+ LOG_ERROR(Service_SSL, "{} => other SSL_get_error return value {}", what, ssl_err);
+ return ResultInternalError;
+ }
+ }
+
+ ResultVal<std::vector<std::vector<u8>>> GetServerCerts() override {
+ STACK_OF(X509)* chain = SSL_get_peer_cert_chain(ssl);
+ if (!chain) {
+ LOG_ERROR(Service_SSL, "SSL_get_peer_cert_chain returned nullptr");
+ return ResultInternalError;
+ }
+ std::vector<std::vector<u8>> ret;
+ int count = sk_X509_num(chain);
+ ASSERT(count >= 0);
+ for (int i = 0; i < count; i++) {
+ X509* x509 = sk_X509_value(chain, i);
+ ASSERT_OR_EXECUTE(x509 != nullptr, { continue; });
+ unsigned char* buf = nullptr;
+ int len = i2d_X509(x509, &buf);
+ ASSERT_OR_EXECUTE(len >= 0 && buf, { continue; });
+ ret.emplace_back(buf, buf + len);
+ OPENSSL_free(buf);
+ }
+ return ret;
+ }
+
+ ~SSLConnectionBackendOpenSSL() {
+ // these are null-tolerant:
+ SSL_free(ssl);
+ BIO_free(bio);
+ }
+
+ static void KeyLogCallback(const SSL* ssl, const char* line) {
+ std::string str(line);
+ str.push_back('\n');
+ // Do this in a single WriteString for atomicity if multiple instances
+ // are running on different threads (though that can't currently
+ // happen).
+ if (key_log_file.WriteString(str) != str.size() || !key_log_file.Flush()) {
+ LOG_CRITICAL(Service_SSL, "Failed to write to SSLKEYLOGFILE");
+ }
+ LOG_DEBUG(Service_SSL, "Wrote to SSLKEYLOGFILE: {}", line);
+ }
+
+ static int WriteCallback(BIO* bio, const char* buf, size_t len, size_t* actual_p) {
+ auto self = static_cast<SSLConnectionBackendOpenSSL*>(BIO_get_data(bio));
+ ASSERT_OR_EXECUTE_MSG(
+ self->socket, { return 0; }, "OpenSSL asked to send but we have no socket");
+ BIO_clear_retry_flags(bio);
+ auto [actual, err] = self->socket->Send({reinterpret_cast<const u8*>(buf), len}, 0);
+ switch (err) {
+ case Network::Errno::SUCCESS:
+ *actual_p = actual;
+ return 1;
+ case Network::Errno::AGAIN:
+ BIO_set_flags(bio, BIO_FLAGS_WRITE | BIO_FLAGS_SHOULD_RETRY);
+ return 0;
+ default:
+ LOG_ERROR(Service_SSL, "Socket send returned Network::Errno {}", err);
+ return -1;
+ }
+ }
+
+ static int ReadCallback(BIO* bio, char* buf, size_t len, size_t* actual_p) {
+ auto self = static_cast<SSLConnectionBackendOpenSSL*>(BIO_get_data(bio));
+ ASSERT_OR_EXECUTE_MSG(
+ self->socket, { return 0; }, "OpenSSL asked to recv but we have no socket");
+ BIO_clear_retry_flags(bio);
+ auto [actual, err] = self->socket->Recv(0, {reinterpret_cast<u8*>(buf), len});
+ switch (err) {
+ case Network::Errno::SUCCESS:
+ *actual_p = actual;
+ if (actual == 0) {
+ self->got_read_eof = true;
+ }
+ return actual ? 1 : 0;
+ case Network::Errno::AGAIN:
+ BIO_set_flags(bio, BIO_FLAGS_READ | BIO_FLAGS_SHOULD_RETRY);
+ return 0;
+ default:
+ LOG_ERROR(Service_SSL, "Socket recv returned Network::Errno {}", err);
+ return -1;
+ }
+ }
+
+ static long CtrlCallback(BIO* bio, int cmd, long l_arg, void* p_arg) {
+ switch (cmd) {
+ case BIO_CTRL_FLUSH:
+ // Nothing to flush.
+ return 1;
+ case BIO_CTRL_PUSH:
+ case BIO_CTRL_POP:
+#ifdef BIO_CTRL_GET_KTLS_SEND
+ case BIO_CTRL_GET_KTLS_SEND:
+ case BIO_CTRL_GET_KTLS_RECV:
+#endif
+ // We don't support these operations, but don't bother logging them
+ // as they're nothing unusual.
+ return 0;
+ default:
+ LOG_DEBUG(Service_SSL, "OpenSSL BIO got ctrl({}, {}, {})", cmd, l_arg, p_arg);
+ return 0;
+ }
+ }
+
+ SSL* ssl = nullptr;
+ BIO* bio = nullptr;
+ bool got_read_eof = false;
+
+ std::shared_ptr<Network::SocketBase> socket;
+};
+
+ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend() {
+ auto conn = std::make_unique<SSLConnectionBackendOpenSSL>();
+ const Result res = conn->Init();
+ if (res.IsFailure()) {
+ return res;
+ }
+ return conn;
+}
+
+namespace {
+
+Result CheckOpenSSLErrors() {
+ unsigned long rc;
+ const char* file;
+ int line;
+ const char* func;
+ const char* data;
+ int flags;
+#if OPENSSL_VERSION_NUMBER >= 0x30000000L
+ while ((rc = ERR_get_error_all(&file, &line, &func, &data, &flags)))
+#else
+ // Can't get function names from OpenSSL on this version, so use mine:
+ func = __func__;
+ while ((rc = ERR_get_error_line_data(&file, &line, &data, &flags)))
+#endif
+ {
+ std::string msg;
+ msg.resize(1024, '\0');
+ ERR_error_string_n(rc, msg.data(), msg.size());
+ msg.resize(strlen(msg.data()), '\0');
+ if (flags & ERR_TXT_STRING) {
+ msg.append(" | ");
+ msg.append(data);
+ }
+ Common::Log::FmtLogMessage(Common::Log::Class::Service_SSL, Common::Log::Level::Error,
+ Common::Log::TrimSourcePath(file), line, func, "OpenSSL: {}",
+ msg);
+ }
+ return ResultInternalError;
+}
+
+void OneTimeInit() {
+ ssl_ctx = SSL_CTX_new(TLS_client_method());
+ if (!ssl_ctx) {
+ LOG_ERROR(Service_SSL, "SSL_CTX_new failed");
+ CheckOpenSSLErrors();
+ return;
+ }
+
+ SSL_CTX_set_verify(ssl_ctx, SSL_VERIFY_PEER, nullptr);
+
+ if (!SSL_CTX_set_default_verify_paths(ssl_ctx)) {
+ LOG_ERROR(Service_SSL, "SSL_CTX_set_default_verify_paths failed");
+ CheckOpenSSLErrors();
+ return;
+ }
+
+ OneTimeInitLogFile();
+
+ if (!OneTimeInitBIO()) {
+ return;
+ }
+
+ one_time_init_success = true;
+}
+
+void OneTimeInitLogFile() {
+ const char* logfile = getenv("SSLKEYLOGFILE");
+ if (logfile) {
+ key_log_file.Open(logfile, FileAccessMode::Append, FileType::TextFile,
+ FileShareFlag::ShareWriteOnly);
+ if (key_log_file.IsOpen()) {
+ SSL_CTX_set_keylog_callback(ssl_ctx, &SSLConnectionBackendOpenSSL::KeyLogCallback);
+ } else {
+ LOG_CRITICAL(Service_SSL,
+ "SSLKEYLOGFILE was set but file could not be opened; not logging keys!");
+ }
+ }
+}
+
+bool OneTimeInitBIO() {
+ bio_meth =
+ BIO_meth_new(BIO_get_new_index() | BIO_TYPE_SOURCE_SINK, "SSLConnectionBackendOpenSSL");
+ if (!bio_meth ||
+ !BIO_meth_set_write_ex(bio_meth, &SSLConnectionBackendOpenSSL::WriteCallback) ||
+ !BIO_meth_set_read_ex(bio_meth, &SSLConnectionBackendOpenSSL::ReadCallback) ||
+ !BIO_meth_set_ctrl(bio_meth, &SSLConnectionBackendOpenSSL::CtrlCallback)) {
+ LOG_ERROR(Service_SSL, "Failed to create BIO_METHOD");
+ return false;
+ }
+ return true;
+}
+
+} // namespace
+
+} // namespace Service::SSL
diff --git a/src/core/hle/service/ssl/ssl_backend_schannel.cpp b/src/core/hle/service/ssl/ssl_backend_schannel.cpp
new file mode 100644
index 000000000..a1d6a186e
--- /dev/null
+++ b/src/core/hle/service/ssl/ssl_backend_schannel.cpp
@@ -0,0 +1,543 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/ssl/ssl_backend.h"
+#include "core/internal_network/network.h"
+#include "core/internal_network/sockets.h"
+
+#include "common/error.h"
+#include "common/fs/file.h"
+#include "common/hex_util.h"
+#include "common/string_util.h"
+
+#include <mutex>
+
+namespace {
+
+// These includes are inside the namespace to avoid a conflict on MinGW where
+// the headers define an enum containing Network and Service as enumerators
+// (which clash with the correspondingly named namespaces).
+#define SECURITY_WIN32
+#include <schnlsp.h>
+#include <security.h>
+
+std::once_flag one_time_init_flag;
+bool one_time_init_success = false;
+
+SCHANNEL_CRED schannel_cred{};
+CredHandle cred_handle;
+
+static void OneTimeInit() {
+ schannel_cred.dwVersion = SCHANNEL_CRED_VERSION;
+ schannel_cred.dwFlags =
+ SCH_USE_STRONG_CRYPTO | // don't allow insecure protocols
+ SCH_CRED_AUTO_CRED_VALIDATION | // validate certs
+ SCH_CRED_NO_DEFAULT_CREDS; // don't automatically present a client certificate
+ // ^ I'm assuming that nobody would want to connect Yuzu to a
+ // service that requires some OS-provided corporate client
+ // certificate, and presenting one to some arbitrary server
+ // might be a privacy concern? Who knows, though.
+
+ const SECURITY_STATUS ret =
+ AcquireCredentialsHandle(nullptr, const_cast<LPTSTR>(UNISP_NAME), SECPKG_CRED_OUTBOUND,
+ nullptr, &schannel_cred, nullptr, nullptr, &cred_handle, nullptr);
+ if (ret != SEC_E_OK) {
+ // SECURITY_STATUS codes are a type of HRESULT and can be used with NativeErrorToString.
+ LOG_ERROR(Service_SSL, "AcquireCredentialsHandle failed: {}",
+ Common::NativeErrorToString(ret));
+ return;
+ }
+
+ if (getenv("SSLKEYLOGFILE")) {
+ LOG_CRITICAL(Service_SSL, "SSLKEYLOGFILE was set but Schannel does not support exporting "
+ "keys; not logging keys!");
+ // Not fatal.
+ }
+
+ one_time_init_success = true;
+}
+
+} // namespace
+
+namespace Service::SSL {
+
+class SSLConnectionBackendSchannel final : public SSLConnectionBackend {
+public:
+ Result Init() {
+ std::call_once(one_time_init_flag, OneTimeInit);
+
+ if (!one_time_init_success) {
+ LOG_ERROR(
+ Service_SSL,
+ "Can't create SSL connection because Schannel one-time initialization failed");
+ return ResultInternalError;
+ }
+
+ return ResultSuccess;
+ }
+
+ void SetSocket(std::shared_ptr<Network::SocketBase> socket_in) override {
+ socket = std::move(socket_in);
+ }
+
+ Result SetHostName(const std::string& hostname_in) override {
+ hostname = hostname_in;
+ return ResultSuccess;
+ }
+
+ Result DoHandshake() override {
+ while (1) {
+ Result r;
+ switch (handshake_state) {
+ case HandshakeState::Initial:
+ if ((r = FlushCiphertextWriteBuf()) != ResultSuccess ||
+ (r = CallInitializeSecurityContext()) != ResultSuccess) {
+ return r;
+ }
+ // CallInitializeSecurityContext updated `handshake_state`.
+ continue;
+ case HandshakeState::ContinueNeeded:
+ case HandshakeState::IncompleteMessage:
+ if ((r = FlushCiphertextWriteBuf()) != ResultSuccess ||
+ (r = FillCiphertextReadBuf()) != ResultSuccess) {
+ return r;
+ }
+ if (ciphertext_read_buf.empty()) {
+ LOG_ERROR(Service_SSL, "SSL handshake failed because server hung up");
+ return ResultInternalError;
+ }
+ if ((r = CallInitializeSecurityContext()) != ResultSuccess) {
+ return r;
+ }
+ // CallInitializeSecurityContext updated `handshake_state`.
+ continue;
+ case HandshakeState::DoneAfterFlush:
+ if ((r = FlushCiphertextWriteBuf()) != ResultSuccess) {
+ return r;
+ }
+ handshake_state = HandshakeState::Connected;
+ return ResultSuccess;
+ case HandshakeState::Connected:
+ LOG_ERROR(Service_SSL, "Called DoHandshake but we already handshook");
+ return ResultInternalError;
+ case HandshakeState::Error:
+ return ResultInternalError;
+ }
+ }
+ }
+
+ Result FillCiphertextReadBuf() {
+ const size_t fill_size = read_buf_fill_size ? read_buf_fill_size : 4096;
+ read_buf_fill_size = 0;
+ // This unnecessarily zeroes the buffer; oh well.
+ const size_t offset = ciphertext_read_buf.size();
+ ASSERT_OR_EXECUTE(offset + fill_size >= offset, { return ResultInternalError; });
+ ciphertext_read_buf.resize(offset + fill_size, 0);
+ const auto read_span = std::span(ciphertext_read_buf).subspan(offset, fill_size);
+ const auto [actual, err] = socket->Recv(0, read_span);
+ switch (err) {
+ case Network::Errno::SUCCESS:
+ ASSERT(static_cast<size_t>(actual) <= fill_size);
+ ciphertext_read_buf.resize(offset + actual);
+ return ResultSuccess;
+ case Network::Errno::AGAIN:
+ ciphertext_read_buf.resize(offset);
+ return ResultWouldBlock;
+ default:
+ ciphertext_read_buf.resize(offset);
+ LOG_ERROR(Service_SSL, "Socket recv returned Network::Errno {}", err);
+ return ResultInternalError;
+ }
+ }
+
+ // Returns success if the write buffer has been completely emptied.
+ Result FlushCiphertextWriteBuf() {
+ while (!ciphertext_write_buf.empty()) {
+ const auto [actual, err] = socket->Send(ciphertext_write_buf, 0);
+ switch (err) {
+ case Network::Errno::SUCCESS:
+ ASSERT(static_cast<size_t>(actual) <= ciphertext_write_buf.size());
+ ciphertext_write_buf.erase(ciphertext_write_buf.begin(),
+ ciphertext_write_buf.begin() + actual);
+ break;
+ case Network::Errno::AGAIN:
+ return ResultWouldBlock;
+ default:
+ LOG_ERROR(Service_SSL, "Socket send returned Network::Errno {}", err);
+ return ResultInternalError;
+ }
+ }
+ return ResultSuccess;
+ }
+
+ Result CallInitializeSecurityContext() {
+ const unsigned long req = ISC_REQ_ALLOCATE_MEMORY | ISC_REQ_CONFIDENTIALITY |
+ ISC_REQ_INTEGRITY | ISC_REQ_REPLAY_DETECT |
+ ISC_REQ_SEQUENCE_DETECT | ISC_REQ_STREAM |
+ ISC_REQ_USE_SUPPLIED_CREDS;
+ unsigned long attr;
+ // https://learn.microsoft.com/en-us/windows/win32/secauthn/initializesecuritycontext--schannel
+ std::array<SecBuffer, 2> input_buffers{{
+ // only used if `initial_call_done`
+ {
+ // [0]
+ .cbBuffer = static_cast<unsigned long>(ciphertext_read_buf.size()),
+ .BufferType = SECBUFFER_TOKEN,
+ .pvBuffer = ciphertext_read_buf.data(),
+ },
+ {
+ // [1] (will be replaced by SECBUFFER_MISSING when SEC_E_INCOMPLETE_MESSAGE is
+ // returned, or SECBUFFER_EXTRA when SEC_E_CONTINUE_NEEDED is returned if the
+ // whole buffer wasn't used)
+ .cbBuffer = 0,
+ .BufferType = SECBUFFER_EMPTY,
+ .pvBuffer = nullptr,
+ },
+ }};
+ std::array<SecBuffer, 2> output_buffers{{
+ {
+ .cbBuffer = 0,
+ .BufferType = SECBUFFER_TOKEN,
+ .pvBuffer = nullptr,
+ }, // [0]
+ {
+ .cbBuffer = 0,
+ .BufferType = SECBUFFER_ALERT,
+ .pvBuffer = nullptr,
+ }, // [1]
+ }};
+ SecBufferDesc input_desc{
+ .ulVersion = SECBUFFER_VERSION,
+ .cBuffers = static_cast<unsigned long>(input_buffers.size()),
+ .pBuffers = input_buffers.data(),
+ };
+ SecBufferDesc output_desc{
+ .ulVersion = SECBUFFER_VERSION,
+ .cBuffers = static_cast<unsigned long>(output_buffers.size()),
+ .pBuffers = output_buffers.data(),
+ };
+ ASSERT_OR_EXECUTE_MSG(
+ input_buffers[0].cbBuffer == ciphertext_read_buf.size(),
+ { return ResultInternalError; }, "read buffer too large");
+
+ bool initial_call_done = handshake_state != HandshakeState::Initial;
+ if (initial_call_done) {
+ LOG_DEBUG(Service_SSL, "Passing {} bytes into InitializeSecurityContext",
+ ciphertext_read_buf.size());
+ }
+
+ const SECURITY_STATUS ret =
+ InitializeSecurityContextA(&cred_handle, initial_call_done ? &ctxt : nullptr,
+ // Caller ensured we have set a hostname:
+ const_cast<char*>(hostname.value().c_str()), req,
+ 0, // Reserved1
+ 0, // TargetDataRep not used with Schannel
+ initial_call_done ? &input_desc : nullptr,
+ 0, // Reserved2
+ initial_call_done ? nullptr : &ctxt, &output_desc, &attr,
+ nullptr); // ptsExpiry
+
+ if (output_buffers[0].pvBuffer) {
+ const std::span span(static_cast<u8*>(output_buffers[0].pvBuffer),
+ output_buffers[0].cbBuffer);
+ ciphertext_write_buf.insert(ciphertext_write_buf.end(), span.begin(), span.end());
+ FreeContextBuffer(output_buffers[0].pvBuffer);
+ }
+
+ if (output_buffers[1].pvBuffer) {
+ const std::span span(static_cast<u8*>(output_buffers[1].pvBuffer),
+ output_buffers[1].cbBuffer);
+ // The documentation doesn't explain what format this data is in.
+ LOG_DEBUG(Service_SSL, "Got a {}-byte alert buffer: {}", span.size(),
+ Common::HexToString(span));
+ }
+
+ switch (ret) {
+ case SEC_I_CONTINUE_NEEDED:
+ LOG_DEBUG(Service_SSL, "InitializeSecurityContext => SEC_I_CONTINUE_NEEDED");
+ if (input_buffers[1].BufferType == SECBUFFER_EXTRA) {
+ LOG_DEBUG(Service_SSL, "EXTRA of size {}", input_buffers[1].cbBuffer);
+ ASSERT(input_buffers[1].cbBuffer <= ciphertext_read_buf.size());
+ ciphertext_read_buf.erase(ciphertext_read_buf.begin(),
+ ciphertext_read_buf.end() - input_buffers[1].cbBuffer);
+ } else {
+ ASSERT(input_buffers[1].BufferType == SECBUFFER_EMPTY);
+ ciphertext_read_buf.clear();
+ }
+ handshake_state = HandshakeState::ContinueNeeded;
+ return ResultSuccess;
+ case SEC_E_INCOMPLETE_MESSAGE:
+ LOG_DEBUG(Service_SSL, "InitializeSecurityContext => SEC_E_INCOMPLETE_MESSAGE");
+ ASSERT(input_buffers[1].BufferType == SECBUFFER_MISSING);
+ read_buf_fill_size = input_buffers[1].cbBuffer;
+ handshake_state = HandshakeState::IncompleteMessage;
+ return ResultSuccess;
+ case SEC_E_OK:
+ LOG_DEBUG(Service_SSL, "InitializeSecurityContext => SEC_E_OK");
+ ciphertext_read_buf.clear();
+ handshake_state = HandshakeState::DoneAfterFlush;
+ return GrabStreamSizes();
+ default:
+ LOG_ERROR(Service_SSL,
+ "InitializeSecurityContext failed (probably certificate/protocol issue): {}",
+ Common::NativeErrorToString(ret));
+ handshake_state = HandshakeState::Error;
+ return ResultInternalError;
+ }
+ }
+
+ Result GrabStreamSizes() {
+ const SECURITY_STATUS ret =
+ QueryContextAttributes(&ctxt, SECPKG_ATTR_STREAM_SIZES, &stream_sizes);
+ if (ret != SEC_E_OK) {
+ LOG_ERROR(Service_SSL, "QueryContextAttributes(SECPKG_ATTR_STREAM_SIZES) failed: {}",
+ Common::NativeErrorToString(ret));
+ handshake_state = HandshakeState::Error;
+ return ResultInternalError;
+ }
+ return ResultSuccess;
+ }
+
+ ResultVal<size_t> Read(std::span<u8> data) override {
+ if (handshake_state != HandshakeState::Connected) {
+ LOG_ERROR(Service_SSL, "Called Read but we did not successfully handshake");
+ return ResultInternalError;
+ }
+ if (data.size() == 0 || got_read_eof) {
+ return size_t(0);
+ }
+ while (1) {
+ if (!cleartext_read_buf.empty()) {
+ const size_t read_size = std::min(cleartext_read_buf.size(), data.size());
+ std::memcpy(data.data(), cleartext_read_buf.data(), read_size);
+ cleartext_read_buf.erase(cleartext_read_buf.begin(),
+ cleartext_read_buf.begin() + read_size);
+ return read_size;
+ }
+ if (!ciphertext_read_buf.empty()) {
+ SecBuffer empty{
+ .cbBuffer = 0,
+ .BufferType = SECBUFFER_EMPTY,
+ .pvBuffer = nullptr,
+ };
+ std::array<SecBuffer, 5> buffers{{
+ {
+ .cbBuffer = static_cast<unsigned long>(ciphertext_read_buf.size()),
+ .BufferType = SECBUFFER_DATA,
+ .pvBuffer = ciphertext_read_buf.data(),
+ },
+ empty,
+ empty,
+ empty,
+ }};
+ ASSERT_OR_EXECUTE_MSG(
+ buffers[0].cbBuffer == ciphertext_read_buf.size(),
+ { return ResultInternalError; }, "read buffer too large");
+ SecBufferDesc desc{
+ .ulVersion = SECBUFFER_VERSION,
+ .cBuffers = static_cast<unsigned long>(buffers.size()),
+ .pBuffers = buffers.data(),
+ };
+ SECURITY_STATUS ret =
+ DecryptMessage(&ctxt, &desc, /*MessageSeqNo*/ 0, /*pfQOP*/ nullptr);
+ switch (ret) {
+ case SEC_E_OK:
+ ASSERT_OR_EXECUTE(buffers[0].BufferType == SECBUFFER_STREAM_HEADER,
+ { return ResultInternalError; });
+ ASSERT_OR_EXECUTE(buffers[1].BufferType == SECBUFFER_DATA,
+ { return ResultInternalError; });
+ ASSERT_OR_EXECUTE(buffers[2].BufferType == SECBUFFER_STREAM_TRAILER,
+ { return ResultInternalError; });
+ cleartext_read_buf.assign(static_cast<u8*>(buffers[1].pvBuffer),
+ static_cast<u8*>(buffers[1].pvBuffer) +
+ buffers[1].cbBuffer);
+ if (buffers[3].BufferType == SECBUFFER_EXTRA) {
+ ASSERT(buffers[3].cbBuffer <= ciphertext_read_buf.size());
+ ciphertext_read_buf.erase(ciphertext_read_buf.begin(),
+ ciphertext_read_buf.end() - buffers[3].cbBuffer);
+ } else {
+ ASSERT(buffers[3].BufferType == SECBUFFER_EMPTY);
+ ciphertext_read_buf.clear();
+ }
+ continue;
+ case SEC_E_INCOMPLETE_MESSAGE:
+ break;
+ case SEC_I_CONTEXT_EXPIRED:
+ // Server hung up by sending close_notify.
+ got_read_eof = true;
+ return size_t(0);
+ default:
+ LOG_ERROR(Service_SSL, "DecryptMessage failed: {}",
+ Common::NativeErrorToString(ret));
+ return ResultInternalError;
+ }
+ }
+ const Result r = FillCiphertextReadBuf();
+ if (r != ResultSuccess) {
+ return r;
+ }
+ if (ciphertext_read_buf.empty()) {
+ got_read_eof = true;
+ return size_t(0);
+ }
+ }
+ }
+
+ ResultVal<size_t> Write(std::span<const u8> data) override {
+ if (handshake_state != HandshakeState::Connected) {
+ LOG_ERROR(Service_SSL, "Called Write but we did not successfully handshake");
+ return ResultInternalError;
+ }
+ if (data.size() == 0) {
+ return size_t(0);
+ }
+ data = data.subspan(0, std::min<size_t>(data.size(), stream_sizes.cbMaximumMessage));
+ if (!cleartext_write_buf.empty()) {
+ // Already in the middle of a write. It wouldn't make sense to not
+ // finish sending the entire buffer since TLS has
+ // header/MAC/padding/etc.
+ if (data.size() != cleartext_write_buf.size() ||
+ std::memcmp(data.data(), cleartext_write_buf.data(), data.size())) {
+ LOG_ERROR(Service_SSL, "Called Write but buffer does not match previous buffer");
+ return ResultInternalError;
+ }
+ return WriteAlreadyEncryptedData();
+ } else {
+ cleartext_write_buf.assign(data.begin(), data.end());
+ }
+
+ std::vector<u8> header_buf(stream_sizes.cbHeader, 0);
+ std::vector<u8> tmp_data_buf = cleartext_write_buf;
+ std::vector<u8> trailer_buf(stream_sizes.cbTrailer, 0);
+
+ std::array<SecBuffer, 3> buffers{{
+ {
+ .cbBuffer = stream_sizes.cbHeader,
+ .BufferType = SECBUFFER_STREAM_HEADER,
+ .pvBuffer = header_buf.data(),
+ },
+ {
+ .cbBuffer = static_cast<unsigned long>(tmp_data_buf.size()),
+ .BufferType = SECBUFFER_DATA,
+ .pvBuffer = tmp_data_buf.data(),
+ },
+ {
+ .cbBuffer = stream_sizes.cbTrailer,
+ .BufferType = SECBUFFER_STREAM_TRAILER,
+ .pvBuffer = trailer_buf.data(),
+ },
+ }};
+ ASSERT_OR_EXECUTE_MSG(
+ buffers[1].cbBuffer == tmp_data_buf.size(), { return ResultInternalError; },
+ "temp buffer too large");
+ SecBufferDesc desc{
+ .ulVersion = SECBUFFER_VERSION,
+ .cBuffers = static_cast<unsigned long>(buffers.size()),
+ .pBuffers = buffers.data(),
+ };
+
+ const SECURITY_STATUS ret = EncryptMessage(&ctxt, /*fQOP*/ 0, &desc, /*MessageSeqNo*/ 0);
+ if (ret != SEC_E_OK) {
+ LOG_ERROR(Service_SSL, "EncryptMessage failed: {}", Common::NativeErrorToString(ret));
+ return ResultInternalError;
+ }
+ ciphertext_write_buf.insert(ciphertext_write_buf.end(), header_buf.begin(),
+ header_buf.end());
+ ciphertext_write_buf.insert(ciphertext_write_buf.end(), tmp_data_buf.begin(),
+ tmp_data_buf.end());
+ ciphertext_write_buf.insert(ciphertext_write_buf.end(), trailer_buf.begin(),
+ trailer_buf.end());
+ return WriteAlreadyEncryptedData();
+ }
+
+ ResultVal<size_t> WriteAlreadyEncryptedData() {
+ const Result r = FlushCiphertextWriteBuf();
+ if (r != ResultSuccess) {
+ return r;
+ }
+ // write buf is empty
+ const size_t cleartext_bytes_written = cleartext_write_buf.size();
+ cleartext_write_buf.clear();
+ return cleartext_bytes_written;
+ }
+
+ ResultVal<std::vector<std::vector<u8>>> GetServerCerts() override {
+ PCCERT_CONTEXT returned_cert = nullptr;
+ const SECURITY_STATUS ret =
+ QueryContextAttributes(&ctxt, SECPKG_ATTR_REMOTE_CERT_CONTEXT, &returned_cert);
+ if (ret != SEC_E_OK) {
+ LOG_ERROR(Service_SSL,
+ "QueryContextAttributes(SECPKG_ATTR_REMOTE_CERT_CONTEXT) failed: {}",
+ Common::NativeErrorToString(ret));
+ return ResultInternalError;
+ }
+ PCCERT_CONTEXT some_cert = nullptr;
+ std::vector<std::vector<u8>> certs;
+ while ((some_cert = CertEnumCertificatesInStore(returned_cert->hCertStore, some_cert))) {
+ certs.emplace_back(static_cast<u8*>(some_cert->pbCertEncoded),
+ static_cast<u8*>(some_cert->pbCertEncoded) +
+ some_cert->cbCertEncoded);
+ }
+ std::reverse(certs.begin(),
+ certs.end()); // Windows returns certs in reverse order from what we want
+ CertFreeCertificateContext(returned_cert);
+ return certs;
+ }
+
+ ~SSLConnectionBackendSchannel() {
+ if (handshake_state != HandshakeState::Initial) {
+ DeleteSecurityContext(&ctxt);
+ }
+ }
+
+ enum class HandshakeState {
+ // Haven't called anything yet.
+ Initial,
+ // `SEC_I_CONTINUE_NEEDED` was returned by
+ // `InitializeSecurityContext`; must finish sending data (if any) in
+ // the write buffer, then read at least one byte before calling
+ // `InitializeSecurityContext` again.
+ ContinueNeeded,
+ // `SEC_E_INCOMPLETE_MESSAGE` was returned by
+ // `InitializeSecurityContext`; hopefully the write buffer is empty;
+ // must read at least one byte before calling
+ // `InitializeSecurityContext` again.
+ IncompleteMessage,
+ // `SEC_E_OK` was returned by `InitializeSecurityContext`; must
+ // finish sending data in the write buffer before having `DoHandshake`
+ // report success.
+ DoneAfterFlush,
+ // We finished the above and are now connected. At this point, writing
+ // and reading are separate 'state machines' represented by the
+ // nonemptiness of the ciphertext and cleartext read and write buffers.
+ Connected,
+ // Another error was returned and we shouldn't allow initialization
+ // to continue.
+ Error,
+ } handshake_state = HandshakeState::Initial;
+
+ CtxtHandle ctxt;
+ SecPkgContext_StreamSizes stream_sizes;
+
+ std::shared_ptr<Network::SocketBase> socket;
+ std::optional<std::string> hostname;
+
+ std::vector<u8> ciphertext_read_buf;
+ std::vector<u8> ciphertext_write_buf;
+ std::vector<u8> cleartext_read_buf;
+ std::vector<u8> cleartext_write_buf;
+
+ bool got_read_eof = false;
+ size_t read_buf_fill_size = 0;
+};
+
+ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend() {
+ auto conn = std::make_unique<SSLConnectionBackendSchannel>();
+ const Result res = conn->Init();
+ if (res.IsFailure()) {
+ return res;
+ }
+ return conn;
+}
+
+} // namespace Service::SSL
diff --git a/src/core/hle/service/ssl/ssl_backend_securetransport.cpp b/src/core/hle/service/ssl/ssl_backend_securetransport.cpp
new file mode 100644
index 000000000..be40a5aeb
--- /dev/null
+++ b/src/core/hle/service/ssl/ssl_backend_securetransport.cpp
@@ -0,0 +1,219 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/ssl/ssl_backend.h"
+#include "core/internal_network/network.h"
+#include "core/internal_network/sockets.h"
+
+#include <mutex>
+
+#include <Security/SecureTransport.h>
+
+// SecureTransport has been deprecated in its entirety in favor of
+// Network.framework, but that does not allow layering TLS on top of an
+// arbitrary socket.
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+
+namespace {
+
+template <typename T>
+struct CFReleaser {
+ T ptr;
+
+ YUZU_NON_COPYABLE(CFReleaser);
+ constexpr CFReleaser() : ptr(nullptr) {}
+ constexpr CFReleaser(T ptr) : ptr(ptr) {}
+ constexpr operator T() {
+ return ptr;
+ }
+ ~CFReleaser() {
+ if (ptr) {
+ CFRelease(ptr);
+ }
+ }
+};
+
+std::string CFStringToString(CFStringRef cfstr) {
+ CFReleaser<CFDataRef> cfdata(
+ CFStringCreateExternalRepresentation(nullptr, cfstr, kCFStringEncodingUTF8, 0));
+ ASSERT_OR_EXECUTE(cfdata, { return "???"; });
+ return std::string(reinterpret_cast<const char*>(CFDataGetBytePtr(cfdata)),
+ CFDataGetLength(cfdata));
+}
+
+std::string OSStatusToString(OSStatus status) {
+ CFReleaser<CFStringRef> cfstr(SecCopyErrorMessageString(status, nullptr));
+ if (!cfstr) {
+ return "[unknown error]";
+ }
+ return CFStringToString(cfstr);
+}
+
+} // namespace
+
+namespace Service::SSL {
+
+class SSLConnectionBackendSecureTransport final : public SSLConnectionBackend {
+public:
+ Result Init() {
+ static std::once_flag once_flag;
+ std::call_once(once_flag, []() {
+ if (getenv("SSLKEYLOGFILE")) {
+ LOG_CRITICAL(Service_SSL, "SSLKEYLOGFILE was set but SecureTransport does not "
+ "support exporting keys; not logging keys!");
+ // Not fatal.
+ }
+ });
+
+ context.ptr = SSLCreateContext(nullptr, kSSLClientSide, kSSLStreamType);
+ if (!context) {
+ LOG_ERROR(Service_SSL, "SSLCreateContext failed");
+ return ResultInternalError;
+ }
+
+ OSStatus status;
+ if ((status = SSLSetIOFuncs(context, ReadCallback, WriteCallback)) ||
+ (status = SSLSetConnection(context, this))) {
+ LOG_ERROR(Service_SSL, "SSLContext initialization failed: {}",
+ OSStatusToString(status));
+ return ResultInternalError;
+ }
+
+ return ResultSuccess;
+ }
+
+ void SetSocket(std::shared_ptr<Network::SocketBase> in_socket) override {
+ socket = std::move(in_socket);
+ }
+
+ Result SetHostName(const std::string& hostname) override {
+ OSStatus status = SSLSetPeerDomainName(context, hostname.c_str(), hostname.size());
+ if (status) {
+ LOG_ERROR(Service_SSL, "SSLSetPeerDomainName failed: {}", OSStatusToString(status));
+ return ResultInternalError;
+ }
+ return ResultSuccess;
+ }
+
+ Result DoHandshake() override {
+ OSStatus status = SSLHandshake(context);
+ return HandleReturn("SSLHandshake", 0, status).Code();
+ }
+
+ ResultVal<size_t> Read(std::span<u8> data) override {
+ size_t actual;
+ OSStatus status = SSLRead(context, data.data(), data.size(), &actual);
+ ;
+ return HandleReturn("SSLRead", actual, status);
+ }
+
+ ResultVal<size_t> Write(std::span<const u8> data) override {
+ size_t actual;
+ OSStatus status = SSLWrite(context, data.data(), data.size(), &actual);
+ ;
+ return HandleReturn("SSLWrite", actual, status);
+ }
+
+ ResultVal<size_t> HandleReturn(const char* what, size_t actual, OSStatus status) {
+ switch (status) {
+ case 0:
+ return actual;
+ case errSSLWouldBlock:
+ return ResultWouldBlock;
+ default: {
+ std::string reason;
+ if (got_read_eof) {
+ reason = "server hung up";
+ } else {
+ reason = OSStatusToString(status);
+ }
+ LOG_ERROR(Service_SSL, "{} failed: {}", what, reason);
+ return ResultInternalError;
+ }
+ }
+ }
+
+ ResultVal<std::vector<std::vector<u8>>> GetServerCerts() override {
+ CFReleaser<SecTrustRef> trust;
+ OSStatus status = SSLCopyPeerTrust(context, &trust.ptr);
+ if (status) {
+ LOG_ERROR(Service_SSL, "SSLCopyPeerTrust failed: {}", OSStatusToString(status));
+ return ResultInternalError;
+ }
+ std::vector<std::vector<u8>> ret;
+ for (CFIndex i = 0, count = SecTrustGetCertificateCount(trust); i < count; i++) {
+ SecCertificateRef cert = SecTrustGetCertificateAtIndex(trust, i);
+ CFReleaser<CFDataRef> data(SecCertificateCopyData(cert));
+ ASSERT_OR_EXECUTE(data, { return ResultInternalError; });
+ const u8* ptr = CFDataGetBytePtr(data);
+ ret.emplace_back(ptr, ptr + CFDataGetLength(data));
+ }
+ return ret;
+ }
+
+ static OSStatus ReadCallback(SSLConnectionRef connection, void* data, size_t* dataLength) {
+ return ReadOrWriteCallback(connection, data, dataLength, true);
+ }
+
+ static OSStatus WriteCallback(SSLConnectionRef connection, const void* data,
+ size_t* dataLength) {
+ return ReadOrWriteCallback(connection, const_cast<void*>(data), dataLength, false);
+ }
+
+ static OSStatus ReadOrWriteCallback(SSLConnectionRef connection, void* data, size_t* dataLength,
+ bool is_read) {
+ auto self =
+ static_cast<SSLConnectionBackendSecureTransport*>(const_cast<void*>(connection));
+ ASSERT_OR_EXECUTE_MSG(
+ self->socket, { return 0; }, "SecureTransport asked to {} but we have no socket",
+ is_read ? "read" : "write");
+
+ // SecureTransport callbacks (unlike OpenSSL BIO callbacks) are
+ // expected to read/write the full requested dataLength or return an
+ // error, so we have to add a loop ourselves.
+ size_t requested_len = *dataLength;
+ size_t offset = 0;
+ while (offset < requested_len) {
+ std::span cur(reinterpret_cast<u8*>(data) + offset, requested_len - offset);
+ auto [actual, err] = is_read ? self->socket->Recv(0, cur) : self->socket->Send(cur, 0);
+ LOG_CRITICAL(Service_SSL, "op={}, offset={} actual={}/{} err={}", is_read, offset,
+ actual, cur.size(), static_cast<s32>(err));
+ switch (err) {
+ case Network::Errno::SUCCESS:
+ offset += actual;
+ if (actual == 0) {
+ ASSERT(is_read);
+ self->got_read_eof = true;
+ return errSecEndOfData;
+ }
+ break;
+ case Network::Errno::AGAIN:
+ *dataLength = offset;
+ return errSSLWouldBlock;
+ default:
+ LOG_ERROR(Service_SSL, "Socket {} returned Network::Errno {}",
+ is_read ? "recv" : "send", err);
+ return errSecIO;
+ }
+ }
+ ASSERT(offset == requested_len);
+ return 0;
+ }
+
+private:
+ CFReleaser<SSLContextRef> context = nullptr;
+ bool got_read_eof = false;
+
+ std::shared_ptr<Network::SocketBase> socket;
+};
+
+ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend() {
+ auto conn = std::make_unique<SSLConnectionBackendSecureTransport>();
+ const Result res = conn->Init();
+ if (res.IsFailure()) {
+ return res;
+ }
+ return conn;
+}
+
+} // namespace Service::SSL
diff --git a/src/core/internal_network/network.cpp b/src/core/internal_network/network.cpp
index 75ac10a9c..28f89c599 100644
--- a/src/core/internal_network/network.cpp
+++ b/src/core/internal_network/network.cpp
@@ -27,6 +27,7 @@
#include "common/assert.h"
#include "common/common_types.h"
+#include "common/expected.h"
#include "common/logging/log.h"
#include "common/settings.h"
#include "core/internal_network/network.h"
@@ -97,6 +98,8 @@ bool EnableNonBlock(SOCKET fd, bool enable) {
Errno TranslateNativeError(int e) {
switch (e) {
+ case 0:
+ return Errno::SUCCESS;
case WSAEBADF:
return Errno::BADF;
case WSAEINVAL:
@@ -121,6 +124,8 @@ Errno TranslateNativeError(int e) {
return Errno::MSGSIZE;
case WSAETIMEDOUT:
return Errno::TIMEDOUT;
+ case WSAEINPROGRESS:
+ return Errno::INPROGRESS;
default:
UNIMPLEMENTED_MSG("Unimplemented errno={}", e);
return Errno::OTHER;
@@ -195,6 +200,8 @@ bool EnableNonBlock(int fd, bool enable) {
Errno TranslateNativeError(int e) {
switch (e) {
+ case 0:
+ return Errno::SUCCESS;
case EBADF:
return Errno::BADF;
case EINVAL:
@@ -219,8 +226,10 @@ Errno TranslateNativeError(int e) {
return Errno::MSGSIZE;
case ETIMEDOUT:
return Errno::TIMEDOUT;
+ case EINPROGRESS:
+ return Errno::INPROGRESS;
default:
- UNIMPLEMENTED_MSG("Unimplemented errno={}", e);
+ UNIMPLEMENTED_MSG("Unimplemented errno={} ({})", e, strerror(e));
return Errno::OTHER;
}
}
@@ -234,15 +243,84 @@ Errno GetAndLogLastError() {
int e = errno;
#endif
const Errno err = TranslateNativeError(e);
- if (err == Errno::AGAIN || err == Errno::TIMEDOUT) {
+ if (err == Errno::AGAIN || err == Errno::TIMEDOUT || err == Errno::INPROGRESS) {
+ // These happen during normal operation, so only log them at debug level.
+ LOG_DEBUG(Network, "Socket operation error: {}", Common::NativeErrorToString(e));
return err;
}
LOG_ERROR(Network, "Socket operation error: {}", Common::NativeErrorToString(e));
return err;
}
-int TranslateDomain(Domain domain) {
+GetAddrInfoError TranslateGetAddrInfoErrorFromNative(int gai_err) {
+ switch (gai_err) {
+ case 0:
+ return GetAddrInfoError::SUCCESS;
+#ifdef EAI_ADDRFAMILY
+ case EAI_ADDRFAMILY:
+ return GetAddrInfoError::ADDRFAMILY;
+#endif
+ case EAI_AGAIN:
+ return GetAddrInfoError::AGAIN;
+ case EAI_BADFLAGS:
+ return GetAddrInfoError::BADFLAGS;
+ case EAI_FAIL:
+ return GetAddrInfoError::FAIL;
+ case EAI_FAMILY:
+ return GetAddrInfoError::FAMILY;
+ case EAI_MEMORY:
+ return GetAddrInfoError::MEMORY;
+ case EAI_NONAME:
+ return GetAddrInfoError::NONAME;
+ case EAI_SERVICE:
+ return GetAddrInfoError::SERVICE;
+ case EAI_SOCKTYPE:
+ return GetAddrInfoError::SOCKTYPE;
+ // These codes may not be defined on all systems:
+#ifdef EAI_SYSTEM
+ case EAI_SYSTEM:
+ return GetAddrInfoError::SYSTEM;
+#endif
+#ifdef EAI_BADHINTS
+ case EAI_BADHINTS:
+ return GetAddrInfoError::BADHINTS;
+#endif
+#ifdef EAI_PROTOCOL
+ case EAI_PROTOCOL:
+ return GetAddrInfoError::PROTOCOL;
+#endif
+#ifdef EAI_OVERFLOW
+ case EAI_OVERFLOW:
+ return GetAddrInfoError::OVERFLOW_;
+#endif
+ default:
+#ifdef EAI_NODATA
+ // This can't be a case statement because it would create a duplicate
+ // case on Windows where EAI_NODATA is an alias for EAI_NONAME.
+ if (gai_err == EAI_NODATA) {
+ return GetAddrInfoError::NODATA;
+ }
+#endif
+ return GetAddrInfoError::OTHER;
+ }
+}
+
+Domain TranslateDomainFromNative(int domain) {
+ switch (domain) {
+ case 0:
+ return Domain::Unspecified;
+ case AF_INET:
+ return Domain::INET;
+ default:
+ UNIMPLEMENTED_MSG("Unhandled domain={}", domain);
+ return Domain::INET;
+ }
+}
+
+int TranslateDomainToNative(Domain domain) {
switch (domain) {
+ case Domain::Unspecified:
+ return 0;
case Domain::INET:
return AF_INET;
default:
@@ -251,20 +329,58 @@ int TranslateDomain(Domain domain) {
}
}
-int TranslateType(Type type) {
+Type TranslateTypeFromNative(int type) {
+ switch (type) {
+ case 0:
+ return Type::Unspecified;
+ case SOCK_STREAM:
+ return Type::STREAM;
+ case SOCK_DGRAM:
+ return Type::DGRAM;
+ case SOCK_RAW:
+ return Type::RAW;
+ case SOCK_SEQPACKET:
+ return Type::SEQPACKET;
+ default:
+ UNIMPLEMENTED_MSG("Unimplemented type={}", type);
+ return Type::STREAM;
+ }
+}
+
+int TranslateTypeToNative(Type type) {
switch (type) {
+ case Type::Unspecified:
+ return 0;
case Type::STREAM:
return SOCK_STREAM;
case Type::DGRAM:
return SOCK_DGRAM;
+ case Type::RAW:
+ return SOCK_RAW;
default:
UNIMPLEMENTED_MSG("Unimplemented type={}", type);
return 0;
}
}
-int TranslateProtocol(Protocol protocol) {
+Protocol TranslateProtocolFromNative(int protocol) {
+ switch (protocol) {
+ case 0:
+ return Protocol::Unspecified;
+ case IPPROTO_TCP:
+ return Protocol::TCP;
+ case IPPROTO_UDP:
+ return Protocol::UDP;
+ default:
+ UNIMPLEMENTED_MSG("Unimplemented protocol={}", protocol);
+ return Protocol::Unspecified;
+ }
+}
+
+int TranslateProtocolToNative(Protocol protocol) {
switch (protocol) {
+ case Protocol::Unspecified:
+ return 0;
case Protocol::TCP:
return IPPROTO_TCP;
case Protocol::UDP:
@@ -275,21 +391,10 @@ int TranslateProtocol(Protocol protocol) {
}
}
-SockAddrIn TranslateToSockAddrIn(sockaddr input_) {
- sockaddr_in input;
- std::memcpy(&input, &input_, sizeof(input));
-
+SockAddrIn TranslateToSockAddrIn(sockaddr_in input, size_t input_len) {
SockAddrIn result;
- switch (input.sin_family) {
- case AF_INET:
- result.family = Domain::INET;
- break;
- default:
- UNIMPLEMENTED_MSG("Unhandled sockaddr family={}", input.sin_family);
- result.family = Domain::INET;
- break;
- }
+ result.family = TranslateDomainFromNative(input.sin_family);
result.portno = ntohs(input.sin_port);
@@ -301,22 +406,33 @@ SockAddrIn TranslateToSockAddrIn(sockaddr input_) {
short TranslatePollEvents(PollEvents events) {
short result = 0;
- if (True(events & PollEvents::In)) {
- events &= ~PollEvents::In;
- result |= POLLIN;
- }
- if (True(events & PollEvents::Pri)) {
- events &= ~PollEvents::Pri;
+ const auto translate = [&result, &events](PollEvents guest, short host) {
+ if (True(events & guest)) {
+ events &= ~guest;
+ result |= host;
+ }
+ };
+
+ translate(PollEvents::In, POLLIN);
+ translate(PollEvents::Pri, POLLPRI);
+ translate(PollEvents::Out, POLLOUT);
+ translate(PollEvents::Err, POLLERR);
+ translate(PollEvents::Hup, POLLHUP);
+ translate(PollEvents::Nval, POLLNVAL);
+ translate(PollEvents::RdNorm, POLLRDNORM);
+ translate(PollEvents::RdBand, POLLRDBAND);
+ translate(PollEvents::WrBand, POLLWRBAND);
+
#ifdef _WIN32
- LOG_WARNING(Service, "Winsock doesn't support POLLPRI");
-#else
- result |= POLLPRI;
+ short allowed_events = POLLRDBAND | POLLRDNORM | POLLWRNORM;
+ // Unlike poll on other OSes, WSAPoll will complain if any other flags are set on input.
+ if (result & ~allowed_events) {
+ LOG_DEBUG(Network,
+ "Removing WSAPoll input events 0x{:x} because Windows doesn't support them",
+ result & ~allowed_events);
+ }
+ result &= allowed_events;
#endif
- }
- if (True(events & PollEvents::Out)) {
- events &= ~PollEvents::Out;
- result |= POLLOUT;
- }
UNIMPLEMENTED_IF_MSG((u16)events != 0, "Unhandled guest events=0x{:x}", (u16)events);
@@ -337,6 +453,10 @@ PollEvents TranslatePollRevents(short revents) {
translate(POLLOUT, PollEvents::Out);
translate(POLLERR, PollEvents::Err);
translate(POLLHUP, PollEvents::Hup);
+ translate(POLLNVAL, PollEvents::Nval);
+ translate(POLLRDNORM, PollEvents::RdNorm);
+ translate(POLLRDBAND, PollEvents::RdBand);
+ translate(POLLWRBAND, PollEvents::WrBand);
UNIMPLEMENTED_IF_MSG(revents != 0, "Unhandled host revents=0x{:x}", revents);
@@ -360,12 +480,51 @@ std::optional<IPv4Address> GetHostIPv4Address() {
return {};
}
- std::array<char, 16> ip_addr = {};
- ASSERT(inet_ntop(AF_INET, &network_interface->ip_address, ip_addr.data(), sizeof(ip_addr)) !=
- nullptr);
return TranslateIPv4(network_interface->ip_address);
}
+std::string IPv4AddressToString(IPv4Address ip_addr) {
+ std::array<char, INET_ADDRSTRLEN> buf = {};
+ ASSERT(inet_ntop(AF_INET, &ip_addr, buf.data(), sizeof(buf)) == buf.data());
+ return std::string(buf.data());
+}
+
+u32 IPv4AddressToInteger(IPv4Address ip_addr) {
+ return static_cast<u32>(ip_addr[0]) << 24 | static_cast<u32>(ip_addr[1]) << 16 |
+ static_cast<u32>(ip_addr[2]) << 8 | static_cast<u32>(ip_addr[3]);
+}
+
+Common::Expected<std::vector<AddrInfo>, GetAddrInfoError> GetAddressInfo(
+ const std::string& host, const std::optional<std::string>& service) {
+ addrinfo hints{};
+ hints.ai_family = AF_INET; // Switch only supports IPv4.
+ addrinfo* addrinfo;
+ s32 gai_err = getaddrinfo(host.c_str(), service.has_value() ? service->c_str() : nullptr,
+ &hints, &addrinfo);
+ if (gai_err != 0) {
+ return Common::Unexpected(TranslateGetAddrInfoErrorFromNative(gai_err));
+ }
+ std::vector<AddrInfo> ret;
+ for (auto* current = addrinfo; current; current = current->ai_next) {
+ // We should only get AF_INET results due to the hints value.
+ ASSERT_OR_EXECUTE(addrinfo->ai_family == AF_INET &&
+ addrinfo->ai_addrlen == sizeof(sockaddr_in),
+ continue;);
+
+ AddrInfo& out = ret.emplace_back();
+ out.family = TranslateDomainFromNative(current->ai_family);
+ out.socket_type = TranslateTypeFromNative(current->ai_socktype);
+ out.protocol = TranslateProtocolFromNative(current->ai_protocol);
+ out.addr = TranslateToSockAddrIn(*reinterpret_cast<sockaddr_in*>(current->ai_addr),
+ current->ai_addrlen);
+ if (current->ai_canonname != nullptr) {
+ out.canon_name = current->ai_canonname;
+ }
+ }
+ freeaddrinfo(addrinfo);
+ return ret;
+}
+
std::pair<s32, Errno> Poll(std::vector<PollFD>& pollfds, s32 timeout) {
const size_t num = pollfds.size();
@@ -411,9 +570,21 @@ Socket::Socket(Socket&& rhs) noexcept {
}
template <typename T>
-Errno Socket::SetSockOpt(SOCKET fd_, int option, T value) {
+std::pair<T, Errno> Socket::GetSockOpt(SOCKET fd_so, int option) {
+ T value{};
+ socklen_t len = sizeof(value);
+ const int result = getsockopt(fd_so, SOL_SOCKET, option, reinterpret_cast<char*>(&value), &len);
+ if (result != SOCKET_ERROR) {
+ ASSERT(len == sizeof(value));
+ return {value, Errno::SUCCESS};
+ }
+ return {value, GetAndLogLastError()};
+}
+
+template <typename T>
+Errno Socket::SetSockOpt(SOCKET fd_so, int option, T value) {
const int result =
- setsockopt(fd_, SOL_SOCKET, option, reinterpret_cast<const char*>(&value), sizeof(value));
+ setsockopt(fd_so, SOL_SOCKET, option, reinterpret_cast<const char*>(&value), sizeof(value));
if (result != SOCKET_ERROR) {
return Errno::SUCCESS;
}
@@ -421,7 +592,8 @@ Errno Socket::SetSockOpt(SOCKET fd_, int option, T value) {
}
Errno Socket::Initialize(Domain domain, Type type, Protocol protocol) {
- fd = socket(TranslateDomain(domain), TranslateType(type), TranslateProtocol(protocol));
+ fd = socket(TranslateDomainToNative(domain), TranslateTypeToNative(type),
+ TranslateProtocolToNative(protocol));
if (fd != INVALID_SOCKET) {
return Errno::SUCCESS;
}
@@ -430,19 +602,17 @@ Errno Socket::Initialize(Domain domain, Type type, Protocol protocol) {
}
std::pair<SocketBase::AcceptResult, Errno> Socket::Accept() {
- sockaddr addr;
+ sockaddr_in addr;
socklen_t addrlen = sizeof(addr);
- const SOCKET new_socket = accept(fd, &addr, &addrlen);
+ const SOCKET new_socket = accept(fd, reinterpret_cast<sockaddr*>(&addr), &addrlen);
if (new_socket == INVALID_SOCKET) {
return {AcceptResult{}, GetAndLogLastError()};
}
- ASSERT(addrlen == sizeof(sockaddr_in));
-
AcceptResult result{
.socket = std::make_unique<Socket>(new_socket),
- .sockaddr_in = TranslateToSockAddrIn(addr),
+ .sockaddr_in = TranslateToSockAddrIn(addr, addrlen),
};
return {std::move(result), Errno::SUCCESS};
@@ -458,25 +628,23 @@ Errno Socket::Connect(SockAddrIn addr_in) {
}
std::pair<SockAddrIn, Errno> Socket::GetPeerName() {
- sockaddr addr;
+ sockaddr_in addr;
socklen_t addrlen = sizeof(addr);
- if (getpeername(fd, &addr, &addrlen) == SOCKET_ERROR) {
+ if (getpeername(fd, reinterpret_cast<sockaddr*>(&addr), &addrlen) == SOCKET_ERROR) {
return {SockAddrIn{}, GetAndLogLastError()};
}
- ASSERT(addrlen == sizeof(sockaddr_in));
- return {TranslateToSockAddrIn(addr), Errno::SUCCESS};
+ return {TranslateToSockAddrIn(addr, addrlen), Errno::SUCCESS};
}
std::pair<SockAddrIn, Errno> Socket::GetSockName() {
- sockaddr addr;
+ sockaddr_in addr;
socklen_t addrlen = sizeof(addr);
- if (getsockname(fd, &addr, &addrlen) == SOCKET_ERROR) {
+ if (getsockname(fd, reinterpret_cast<sockaddr*>(&addr), &addrlen) == SOCKET_ERROR) {
return {SockAddrIn{}, GetAndLogLastError()};
}
- ASSERT(addrlen == sizeof(sockaddr_in));
- return {TranslateToSockAddrIn(addr), Errno::SUCCESS};
+ return {TranslateToSockAddrIn(addr, addrlen), Errno::SUCCESS};
}
Errno Socket::Bind(SockAddrIn addr) {
@@ -519,7 +687,7 @@ Errno Socket::Shutdown(ShutdownHow how) {
return GetAndLogLastError();
}
-std::pair<s32, Errno> Socket::Recv(int flags, std::vector<u8>& message) {
+std::pair<s32, Errno> Socket::Recv(int flags, std::span<u8> message) {
ASSERT(flags == 0);
ASSERT(message.size() < static_cast<size_t>(std::numeric_limits<int>::max()));
@@ -532,21 +700,20 @@ std::pair<s32, Errno> Socket::Recv(int flags, std::vector<u8>& message) {
return {-1, GetAndLogLastError()};
}
-std::pair<s32, Errno> Socket::RecvFrom(int flags, std::vector<u8>& message, SockAddrIn* addr) {
+std::pair<s32, Errno> Socket::RecvFrom(int flags, std::span<u8> message, SockAddrIn* addr) {
ASSERT(flags == 0);
ASSERT(message.size() < static_cast<size_t>(std::numeric_limits<int>::max()));
- sockaddr addr_in{};
+ sockaddr_in addr_in{};
socklen_t addrlen = sizeof(addr_in);
socklen_t* const p_addrlen = addr ? &addrlen : nullptr;
- sockaddr* const p_addr_in = addr ? &addr_in : nullptr;
+ sockaddr* const p_addr_in = addr ? reinterpret_cast<sockaddr*>(&addr_in) : nullptr;
const auto result = recvfrom(fd, reinterpret_cast<char*>(message.data()),
static_cast<int>(message.size()), 0, p_addr_in, p_addrlen);
if (result != SOCKET_ERROR) {
if (addr) {
- ASSERT(addrlen == sizeof(addr_in));
- *addr = TranslateToSockAddrIn(addr_in);
+ *addr = TranslateToSockAddrIn(addr_in, addrlen);
}
return {static_cast<s32>(result), Errno::SUCCESS};
}
@@ -597,6 +764,11 @@ Errno Socket::Close() {
return Errno::SUCCESS;
}
+std::pair<Errno, Errno> Socket::GetPendingError() {
+ auto [pending_err, getsockopt_err] = GetSockOpt<int>(fd, SO_ERROR);
+ return {TranslateNativeError(pending_err), getsockopt_err};
+}
+
Errno Socket::SetLinger(bool enable, u32 linger) {
return SetSockOpt(fd, SO_LINGER, MakeLinger(enable, linger));
}
diff --git a/src/core/internal_network/network.h b/src/core/internal_network/network.h
index 1e09a007a..badcb8369 100644
--- a/src/core/internal_network/network.h
+++ b/src/core/internal_network/network.h
@@ -5,6 +5,7 @@
#include <array>
#include <optional>
+#include <vector>
#include "common/common_funcs.h"
#include "common/common_types.h"
@@ -16,6 +17,11 @@
#include <netinet/in.h>
#endif
+namespace Common {
+template <typename T, typename E>
+class Expected;
+}
+
namespace Network {
class SocketBase;
@@ -36,6 +42,26 @@ enum class Errno {
NETUNREACH,
TIMEDOUT,
MSGSIZE,
+ INPROGRESS,
+ OTHER,
+};
+
+enum class GetAddrInfoError {
+ SUCCESS,
+ ADDRFAMILY,
+ AGAIN,
+ BADFLAGS,
+ FAIL,
+ FAMILY,
+ MEMORY,
+ NODATA,
+ NONAME,
+ SERVICE,
+ SOCKTYPE,
+ SYSTEM,
+ BADHINTS,
+ PROTOCOL,
+ OVERFLOW_,
OTHER,
};
@@ -49,6 +75,9 @@ enum class PollEvents : u16 {
Err = 1 << 3,
Hup = 1 << 4,
Nval = 1 << 5,
+ RdNorm = 1 << 6,
+ RdBand = 1 << 7,
+ WrBand = 1 << 8,
};
DECLARE_ENUM_FLAG_OPERATORS(PollEvents);
@@ -82,4 +111,11 @@ constexpr IPv4Address TranslateIPv4(in_addr addr) {
/// @return human ordered IPv4 address (e.g. 192.168.0.1) as an array
std::optional<IPv4Address> GetHostIPv4Address();
+std::string IPv4AddressToString(IPv4Address ip_addr);
+u32 IPv4AddressToInteger(IPv4Address ip_addr);
+
+// named to avoid name collision with Windows macro
+Common::Expected<std::vector<AddrInfo>, GetAddrInfoError> GetAddressInfo(
+ const std::string& host, const std::optional<std::string>& service);
+
} // namespace Network
diff --git a/src/core/internal_network/socket_proxy.cpp b/src/core/internal_network/socket_proxy.cpp
index 7a77171c2..44e9e3093 100644
--- a/src/core/internal_network/socket_proxy.cpp
+++ b/src/core/internal_network/socket_proxy.cpp
@@ -98,7 +98,7 @@ Errno ProxySocket::Shutdown(ShutdownHow how) {
return Errno::SUCCESS;
}
-std::pair<s32, Errno> ProxySocket::Recv(int flags, std::vector<u8>& message) {
+std::pair<s32, Errno> ProxySocket::Recv(int flags, std::span<u8> message) {
LOG_WARNING(Network, "(STUBBED) called");
ASSERT(flags == 0);
ASSERT(message.size() < static_cast<size_t>(std::numeric_limits<int>::max()));
@@ -106,7 +106,7 @@ std::pair<s32, Errno> ProxySocket::Recv(int flags, std::vector<u8>& message) {
return {static_cast<s32>(0), Errno::SUCCESS};
}
-std::pair<s32, Errno> ProxySocket::RecvFrom(int flags, std::vector<u8>& message, SockAddrIn* addr) {
+std::pair<s32, Errno> ProxySocket::RecvFrom(int flags, std::span<u8> message, SockAddrIn* addr) {
ASSERT(flags == 0);
ASSERT(message.size() < static_cast<size_t>(std::numeric_limits<int>::max()));
@@ -140,8 +140,8 @@ std::pair<s32, Errno> ProxySocket::RecvFrom(int flags, std::vector<u8>& message,
}
}
-std::pair<s32, Errno> ProxySocket::ReceivePacket(int flags, std::vector<u8>& message,
- SockAddrIn* addr, std::size_t max_length) {
+std::pair<s32, Errno> ProxySocket::ReceivePacket(int flags, std::span<u8> message, SockAddrIn* addr,
+ std::size_t max_length) {
ProxyPacket& packet = received_packets.front();
if (addr) {
addr->family = Domain::INET;
@@ -153,10 +153,7 @@ std::pair<s32, Errno> ProxySocket::ReceivePacket(int flags, std::vector<u8>& mes
std::size_t read_bytes;
if (packet.data.size() > max_length) {
read_bytes = max_length;
- message.clear();
- std::copy(packet.data.begin(), packet.data.begin() + read_bytes,
- std::back_inserter(message));
- message.resize(max_length);
+ memcpy(message.data(), packet.data.data(), max_length);
if (protocol == Protocol::UDP) {
if (!peek) {
@@ -171,9 +168,7 @@ std::pair<s32, Errno> ProxySocket::ReceivePacket(int flags, std::vector<u8>& mes
}
} else {
read_bytes = packet.data.size();
- message.clear();
- std::copy(packet.data.begin(), packet.data.end(), std::back_inserter(message));
- message.resize(max_length);
+ memcpy(message.data(), packet.data.data(), read_bytes);
if (!peek) {
received_packets.pop();
}
@@ -293,6 +288,11 @@ Errno ProxySocket::SetNonBlock(bool enable) {
return Errno::SUCCESS;
}
+std::pair<Errno, Errno> ProxySocket::GetPendingError() {
+ LOG_DEBUG(Network, "(STUBBED) called");
+ return {Errno::SUCCESS, Errno::SUCCESS};
+}
+
bool ProxySocket::IsOpened() const {
return fd != INVALID_SOCKET;
}
diff --git a/src/core/internal_network/socket_proxy.h b/src/core/internal_network/socket_proxy.h
index 6e991fa38..e12c413d1 100644
--- a/src/core/internal_network/socket_proxy.h
+++ b/src/core/internal_network/socket_proxy.h
@@ -39,11 +39,11 @@ public:
Errno Shutdown(ShutdownHow how) override;
- std::pair<s32, Errno> Recv(int flags, std::vector<u8>& message) override;
+ std::pair<s32, Errno> Recv(int flags, std::span<u8> message) override;
- std::pair<s32, Errno> RecvFrom(int flags, std::vector<u8>& message, SockAddrIn* addr) override;
+ std::pair<s32, Errno> RecvFrom(int flags, std::span<u8> message, SockAddrIn* addr) override;
- std::pair<s32, Errno> ReceivePacket(int flags, std::vector<u8>& message, SockAddrIn* addr,
+ std::pair<s32, Errno> ReceivePacket(int flags, std::span<u8> message, SockAddrIn* addr,
std::size_t max_length);
std::pair<s32, Errno> Send(std::span<const u8> message, int flags) override;
@@ -74,6 +74,8 @@ public:
template <typename T>
Errno SetSockOpt(SOCKET fd, int option, T value);
+ std::pair<Errno, Errno> GetPendingError() override;
+
bool IsOpened() const override;
private:
diff --git a/src/core/internal_network/sockets.h b/src/core/internal_network/sockets.h
index 11e479e50..46a53ef79 100644
--- a/src/core/internal_network/sockets.h
+++ b/src/core/internal_network/sockets.h
@@ -59,10 +59,9 @@ public:
virtual Errno Shutdown(ShutdownHow how) = 0;
- virtual std::pair<s32, Errno> Recv(int flags, std::vector<u8>& message) = 0;
+ virtual std::pair<s32, Errno> Recv(int flags, std::span<u8> message) = 0;
- virtual std::pair<s32, Errno> RecvFrom(int flags, std::vector<u8>& message,
- SockAddrIn* addr) = 0;
+ virtual std::pair<s32, Errno> RecvFrom(int flags, std::span<u8> message, SockAddrIn* addr) = 0;
virtual std::pair<s32, Errno> Send(std::span<const u8> message, int flags) = 0;
@@ -87,6 +86,8 @@ public:
virtual Errno SetNonBlock(bool enable) = 0;
+ virtual std::pair<Errno, Errno> GetPendingError() = 0;
+
virtual bool IsOpened() const = 0;
virtual void HandleProxyPacket(const ProxyPacket& packet) = 0;
@@ -126,9 +127,9 @@ public:
Errno Shutdown(ShutdownHow how) override;
- std::pair<s32, Errno> Recv(int flags, std::vector<u8>& message) override;
+ std::pair<s32, Errno> Recv(int flags, std::span<u8> message) override;
- std::pair<s32, Errno> RecvFrom(int flags, std::vector<u8>& message, SockAddrIn* addr) override;
+ std::pair<s32, Errno> RecvFrom(int flags, std::span<u8> message, SockAddrIn* addr) override;
std::pair<s32, Errno> Send(std::span<const u8> message, int flags) override;
@@ -156,6 +157,11 @@ public:
template <typename T>
Errno SetSockOpt(SOCKET fd, int option, T value);
+ std::pair<Errno, Errno> GetPendingError() override;
+
+ template <typename T>
+ std::pair<T, Errno> GetSockOpt(SOCKET fd, int option);
+
bool IsOpened() const override;
void HandleProxyPacket(const ProxyPacket& packet) override;