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Updates: 

- Address PR feedback.
- Add SecureTransport backend for macOS.
This commit is contained in:
comex 2023-07-01 15:02:25 -07:00
parent 98685d48e3
commit 0e191c2711
8 changed files with 279 additions and 213 deletions
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3
CMakeLists.txt
View File

@ -64,8 +64,9 @@ option(YUZU_DOWNLOAD_TIME_ZONE_DATA "Always download time zone binaries" OFF)
CMAKE_DEPENDENT_OPTION(YUZU_USE_FASTER_LD "Check if a faster linker is available" ON "NOT WIN32" OFF)
set(DEFAULT_ENABLE_OPENSSL ON)
if (ANDROID OR WIN32)
if (ANDROID OR WIN32 OR APPLE)
# - Windows defaults to the Schannel backend.
# - macOS defaults to the SecureTransport backend.
# - Android currently has no SSL backend as the NDK doesn't include any SSL
# library; a proper 'native' backend would have to go through Java.
# But you can force builds for those platforms to use OpenSSL if you have

4
src/core/CMakeLists.txt
View File

@ -868,6 +868,10 @@ 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)

25
src/core/hle/service/sockets/bsd.cpp
View File

@ -443,15 +443,28 @@ void BSD::Close(HLERequestContext& ctx) {
}
void BSD::DuplicateSocket(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const s32 fd = rp.Pop<s32>();
[[maybe_unused]] const u64 unused = rp.Pop<u64>();
struct InputParameters {
s32 fd;
u64 reserved;
};
static_assert(sizeof(InputParameters) == 0x10);
Expected<s32, Errno> res = DuplicateSocketImpl(fd);
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.Push(res.value_or(0)); // ret
rb.Push(res ? 0 : static_cast<s32>(res.error())); // bsd errno
rb.PushRaw(OutputParameters{
.ret = res.value_or(0),
.bsd_errno = res ? Errno::SUCCESS : res.error(),
});
}
void BSD::EventFd(HLERequestContext& ctx) {

73
src/core/hle/service/sockets/sfdnsres.cpp
View File

@ -131,14 +131,15 @@ static std::vector<u8> SerializeAddrInfoAsHostEnt(const std::vector<Network::Add
}
static std::pair<u32, GetAddrInfoError> GetHostByNameRequestImpl(HLERequestContext& ctx) {
struct Parameters {
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<Parameters>();
const auto parameters = rp.PopRaw<InputParameters>();
LOG_WARNING(
Service,
@ -164,21 +165,39 @@ static std::pair<u32, GetAddrInfoError> GetHostByNameRequestImpl(HLERequestConte
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.Push(static_cast<s32>(GetAddrInfoErrorToNetDbError(emu_gai_err))); // netdb error code
rb.Push(static_cast<s32>(GetAddrInfoErrorToErrno(emu_gai_err))); // errno
rb.Push(data_size); // serialized size
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.Push(data_size); // serialized size
rb.Push(static_cast<s32>(GetAddrInfoErrorToNetDbError(emu_gai_err))); // netdb error code
rb.Push(static_cast<s32>(GetAddrInfoErrorToErrno(emu_gai_err))); // errno
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,
@ -221,14 +240,15 @@ static std::vector<u8> SerializeAddrInfo(const std::vector<Network::AddrInfo>& v
}
static std::pair<u32, GetAddrInfoError> GetAddrInfoRequestImpl(HLERequestContext& ctx) {
struct Parameters {
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<Parameters>();
const auto parameters = rp.PopRaw<InputParameters>();
LOG_WARNING(
Service,
@ -264,23 +284,42 @@ static std::pair<u32, GetAddrInfoError> GetAddrInfoRequestImpl(HLERequestContext
void SFDNSRES::GetAddrInfoRequest(HLERequestContext& 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, 5};
rb.Push(ResultSuccess);
rb.Push(static_cast<s32>(GetAddrInfoErrorToErrno(emu_gai_err))); // errno
rb.Push(static_cast<s32>(emu_gai_err)); // getaddrinfo error code
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, 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.Push(data_size); // serialized size
rb.Push(static_cast<s32>(emu_gai_err)); // getaddrinfo error code
rb.Push(static_cast<s32>(GetAddrInfoErrorToNetDbError(emu_gai_err))); // netdb error code
rb.Push(static_cast<s32>(GetAddrInfoErrorToErrno(emu_gai_err))); // errno
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) {

106
src/core/hle/service/ssl/ssl.cpp
View File

@ -64,7 +64,7 @@ public:
std::shared_ptr<SslContextSharedData>& shared_data,
std::unique_ptr<SSLConnectionBackend>&& backend)
: ServiceFramework{system_, "ISslConnection"}, ssl_version{version},
shared_data_{shared_data}, backend_{std::move(backend)} {
shared_data{shared_data}, backend{std::move(backend)} {
// clang-format off
static const FunctionInfo functions[] = {
{0, &ISslConnection::SetSocketDescriptor, "SetSocketDescriptor"},
@ -112,10 +112,10 @@ public:
}
~ISslConnection() {
shared_data_->connection_count--;
if (fd_to_close_.has_value()) {
const s32 fd = *fd_to_close_;
if (!do_not_close_socket_) {
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 {
@ -132,30 +132,30 @@ public:
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;
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_);
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_) {
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;
fd_to_close = fd;
ret_fd = fd;
} else {
ret_fd = -1;
@ -165,34 +165,34 @@ private:
LOG_ERROR(Service_SSL, "invalid socket fd {}", fd);
return ResultInvalidSocket;
}
socket_ = std::move(*sock);
backend_->SetSocket(socket_);
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);
ASSERT(!did_handshake);
Result res = backend->SetHostName(hostname);
if (res == ResultSuccess) {
did_set_host_name_ = true;
did_set_host_name = true;
}
return res;
}
Result SetVerifyOptionImpl(u32 option) {
ASSERT(!did_handshake_);
ASSERT(!did_handshake);
LOG_WARNING(Service_SSL, "(STUBBED) called. option={}", option);
return ResultSuccess;
}
Result SetIOModeImpl(u32 _mode) {
auto mode = static_cast<IoMode>(_mode);
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; });
ASSERT_OR_EXECUTE(socket, { return ResultNoSocket; });
const bool non_block = mode == IoMode::NonBlocking;
const Network::Errno error = socket_->SetNonBlock(non_block);
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);
}
@ -200,18 +200,18 @@ private:
}
Result SetSessionCacheModeImpl(u32 mode) {
ASSERT(!did_handshake_);
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(!did_handshake && socket, { return ResultNoSocket; });
ASSERT_OR_EXECUTE_MSG(
did_set_host_name_, { return ResultInternalError; },
did_set_host_name, { return ResultInternalError; },
"Expected SetHostName before DoHandshake");
Result res = backend_->DoHandshake();
did_handshake_ = res.IsSuccess();
Result res = backend->DoHandshake();
did_handshake = res.IsSuccess();
return res;
}
@ -225,7 +225,7 @@ private:
u32 size;
u32 offset;
};
if (!get_server_cert_chain_) {
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");
@ -248,9 +248,9 @@ private:
}
ResultVal<std::vector<u8>> ReadImpl(size_t size) {
ASSERT_OR_EXECUTE(did_handshake_, { return ResultInternalError; });
ASSERT_OR_EXECUTE(did_handshake, { return ResultInternalError; });
std::vector<u8> res(size);
ResultVal<size_t> actual = backend_->Read(res);
ResultVal<size_t> actual = backend->Read(res);
if (actual.Failed()) {
return actual.Code();
}
@ -259,8 +259,8 @@ private:
}
ResultVal<size_t> WriteImpl(std::span<const u8> data) {
ASSERT_OR_EXECUTE(did_handshake_, { return ResultInternalError; });
return backend_->Write(data);
ASSERT_OR_EXECUTE(did_handshake, { return ResultInternalError; });
return backend->Write(data);
}
ResultVal<s32> PendingImpl() {
@ -295,7 +295,7 @@ private:
void SetIoMode(HLERequestContext& ctx) {
IPC::RequestParser rp{ctx};
const u32 mode = rp.Pop<u32>();
const Result res = SetIOModeImpl(mode);
const Result res = SetIoModeImpl(mode);
IPC::ResponseBuilder rb{ctx, 2};
rb.Push(res);
}
@ -307,22 +307,26 @@ private:
}
void DoHandshakeGetServerCert(HLERequestContext& ctx) {
struct OutputParameters {
u32 certs_size;
u32 certs_count;
};
static_assert(sizeof(OutputParameters) == 0x8);
const Result res = DoHandshakeImpl();
u32 certs_count = 0;
u32 certs_size = 0;
OutputParameters out{};
if (res == ResultSuccess) {
auto certs = backend_->GetServerCerts();
auto certs = backend->GetServerCerts();
if (certs.Succeeded()) {
const std::vector<u8> certs_buf = SerializeServerCerts(*certs);
ctx.WriteBuffer(certs_buf);
certs_count = static_cast<u32>(certs->size());
certs_size = static_cast<u32>(certs_buf.size());
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.Push(certs_size);
rb.Push(certs_count);
rb.PushRaw(out);
}
void Read(HLERequestContext& ctx) {
@ -371,10 +375,10 @@ private:
switch (parameters.option) {
case OptionType::DoNotCloseSocket:
do_not_close_socket_ = static_cast<bool>(parameters.value);
do_not_close_socket = static_cast<bool>(parameters.value);
break;
case OptionType::GetServerCertChain:
get_server_cert_chain_ = static_cast<bool>(parameters.value);
get_server_cert_chain = static_cast<bool>(parameters.value);
break;
default:
LOG_WARNING(Service_SSL, "Unknown option={}, value={}", parameters.option,
@ -390,7 +394,7 @@ class ISslContext final : public ServiceFramework<ISslContext> {
public:
explicit ISslContext(Core::System& system_, SslVersion version)
: ServiceFramework{system_, "ISslContext"}, ssl_version{version},
shared_data_{std::make_shared<SslContextSharedData>()} {
shared_data{std::make_shared<SslContextSharedData>()} {
static const FunctionInfo functions[] = {
{0, &ISslContext::SetOption, "SetOption"},
{1, nullptr, "GetOption"},
@ -412,7 +416,7 @@ public:
private:
SslVersion ssl_version;
std::shared_ptr<SslContextSharedData> shared_data_;
std::shared_ptr<SslContextSharedData> shared_data;
void SetOption(HLERequestContext& ctx) {
struct Parameters {
@ -439,17 +443,17 @@ private:
IPC::ResponseBuilder rb{ctx, 2, 0, 1};
rb.Push(backend_res.Code());
if (backend_res.Succeeded()) {
rb.PushIpcInterface<ISslConnection>(system, ssl_version, shared_data_,
rb.PushIpcInterface<ISslConnection>(system, ssl_version, shared_data,
std::move(*backend_res));
}
}
void GetConnectionCount(HLERequestContext& ctx) {
LOG_WARNING(Service_SSL, "connection_count={}", shared_data_->connection_count);
LOG_DEBUG(Service_SSL, "connection_count={}", shared_data->connection_count);
IPC::ResponseBuilder rb{ctx, 3};
rb.Push(ResultSuccess);
rb.Push(shared_data_->connection_count);
rb.Push(shared_data->connection_count);
}
void ImportServerPki(HLERequestContext& ctx) {

66
src/core/hle/service/ssl/ssl_backend_openssl.cpp
View File

@ -51,37 +51,37 @@ public:
return ResultInternalError;
}
ssl_ = SSL_new(ssl_ctx);
if (!ssl_) {
ssl = SSL_new(ssl_ctx);
if (!ssl) {
LOG_ERROR(Service_SSL, "SSL_new failed");
return CheckOpenSSLErrors();
}
SSL_set_connect_state(ssl_);
SSL_set_connect_state(ssl);
bio_ = BIO_new(bio_meth);
if (!bio_) {
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_);
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) override {
socket_ = socket;
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
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
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();
}
@ -89,18 +89,18 @@ public:
}
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_);
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);
const int ssl_err = SSL_get_error(ssl, ret);
if (ssl_err == SSL_ERROR_ZERO_RETURN ||
(ssl_err == SSL_ERROR_SYSCALL && got_read_eof_)) {
(ssl_err == SSL_ERROR_SYSCALL && got_read_eof)) {
LOG_ERROR(Service_SSL, "SSL handshake failed because server hung up");
return ResultInternalError;
}
@ -110,18 +110,18 @@ public:
ResultVal<size_t> Read(std::span<u8> data) override {
size_t actual;
const int ret = SSL_read_ex(ssl_, data.data(), data.size(), &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);
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);
const int ssl_err = SSL_get_error(ssl, ret);
CheckOpenSSLErrors();
switch (ssl_err) {
case SSL_ERROR_NONE:
@ -137,7 +137,7 @@ public:
LOG_DEBUG(Service_SSL, "{} => SSL_ERROR_WANT_WRITE", what);
return ResultWouldBlock;
default:
if (ssl_err == SSL_ERROR_SYSCALL && got_read_eof_) {
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);
}
@ -147,7 +147,7 @@ public:
}
ResultVal<std::vector<std::vector<u8>>> GetServerCerts() override {
STACK_OF(X509)* chain = SSL_get_peer_cert_chain(ssl_);
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;
@ -169,8 +169,8 @@ public:
~SSLConnectionBackendOpenSSL() {
// these are null-tolerant:
SSL_free(ssl_);
BIO_free(bio_);
SSL_free(ssl);
BIO_free(bio);
}
static void KeyLogCallback(const SSL* ssl, const char* line) {
@ -188,9 +188,9 @@ public:
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");
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);
auto [actual, err] = self->socket->Send({reinterpret_cast<const u8*>(buf), len}, 0);
switch (err) {
case Network::Errno::SUCCESS:
*actual_p = actual;
@ -207,14 +207,14 @@ public:
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");
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});
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;
self->got_read_eof = true;
}
return actual ? 1 : 0;
case Network::Errno::AGAIN:
@ -246,11 +246,11 @@ public:
}
}
SSL* ssl_ = nullptr;
BIO* bio_ = nullptr;
bool got_read_eof_ = false;
SSL* ssl = nullptr;
BIO* bio = nullptr;
bool got_read_eof = false;
std::shared_ptr<Network::SocketBase> socket_;
std::shared_ptr<Network::SocketBase> socket;
};
ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend() {

207
src/core/hle/service/ssl/ssl_backend_schannel.cpp
View File

@ -48,6 +48,12 @@ static void OneTimeInit() {
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;
}
@ -70,25 +76,25 @@ public:
return ResultSuccess;
}
void SetSocket(std::shared_ptr<Network::SocketBase> socket) override {
socket_ = socket;
void SetSocket(std::shared_ptr<Network::SocketBase> socket_in) override {
socket = std::move(socket_in);
}
Result SetHostName(const std::string& hostname) override {
hostname_ = hostname;
Result SetHostName(const std::string& hostname_in) override {
hostname = hostname_in;
return ResultSuccess;
}
Result DoHandshake() override {
while (1) {
Result r;
switch (handshake_state_) {
switch (handshake_state) {
case HandshakeState::Initial:
if ((r = FlushCiphertextWriteBuf()) != ResultSuccess ||
(r = CallInitializeSecurityContext()) != ResultSuccess) {
return r;
}
// CallInitializeSecurityContext updated `handshake_state_`.
// CallInitializeSecurityContext updated `handshake_state`.
continue;
case HandshakeState::ContinueNeeded:
case HandshakeState::IncompleteMessage:
@ -96,20 +102,20 @@ public:
(r = FillCiphertextReadBuf()) != ResultSuccess) {
return r;
}
if (ciphertext_read_buf_.empty()) {
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_`.
// CallInitializeSecurityContext updated `handshake_state`.
continue;
case HandshakeState::DoneAfterFlush:
if ((r = FlushCiphertextWriteBuf()) != ResultSuccess) {
return r;
}
handshake_state_ = HandshakeState::Connected;
handshake_state = HandshakeState::Connected;
return ResultSuccess;
case HandshakeState::Connected:
LOG_ERROR(Service_SSL, "Called DoHandshake but we already handshook");
@ -121,24 +127,24 @@ public:
}
Result FillCiphertextReadBuf() {
const size_t fill_size = read_buf_fill_size_ ? read_buf_fill_size_ : 4096;
read_buf_fill_size_ = 0;
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();
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);
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);
ciphertext_read_buf.resize(offset + actual);
return ResultSuccess;
case Network::Errno::AGAIN:
ciphertext_read_buf_.resize(offset);
ciphertext_read_buf.resize(offset);
return ResultWouldBlock;
default:
ciphertext_read_buf_.resize(offset);
ciphertext_read_buf.resize(offset);
LOG_ERROR(Service_SSL, "Socket recv returned Network::Errno {}", err);
return ResultInternalError;
}
@ -146,13 +152,13 @@ public:
// 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);
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);
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;
@ -175,9 +181,9 @@ public:
// only used if `initial_call_done`
{
// [0]
.cbBuffer = static_cast<unsigned long>(ciphertext_read_buf_.size()),
.cbBuffer = static_cast<unsigned long>(ciphertext_read_buf.size()),
.BufferType = SECBUFFER_TOKEN,
.pvBuffer = ciphertext_read_buf_.data(),
.pvBuffer = ciphertext_read_buf.data(),
},
{
// [1] (will be replaced by SECBUFFER_MISSING when SEC_E_INCOMPLETE_MESSAGE is
@ -211,30 +217,30 @@ public:
.pBuffers = output_buffers.data(),
};
ASSERT_OR_EXECUTE_MSG(
input_buffers[0].cbBuffer == ciphertext_read_buf_.size(),
input_buffers[0].cbBuffer == ciphertext_read_buf.size(),
{ return ResultInternalError; }, "read buffer too large");
bool initial_call_done = handshake_state_ != HandshakeState::Initial;
bool initial_call_done = handshake_state != HandshakeState::Initial;
if (initial_call_done) {
LOG_DEBUG(Service_SSL, "Passing {} bytes into InitializeSecurityContext",
ciphertext_read_buf_.size());
ciphertext_read_buf.size());
}
const SECURITY_STATUS ret =
InitializeSecurityContextA(&cred_handle, initial_call_done ? &ctxt_ : nullptr,
InitializeSecurityContextA(&cred_handle, initial_call_done ? &ctxt : nullptr,
// Caller ensured we have set a hostname:
const_cast<char*>(hostname_.value().c_str()), req,
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,
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());
ciphertext_write_buf.insert(ciphertext_write_buf.end(), span.begin(), span.end());
FreeContextBuffer(output_buffers[0].pvBuffer);
}
@ -251,64 +257,64 @@ public:
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);
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();
ciphertext_read_buf.clear();
}
handshake_state_ = HandshakeState::ContinueNeeded;
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;
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;
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;
handshake_state = HandshakeState::Error;
return ResultInternalError;
}
}
Result GrabStreamSizes() {
const SECURITY_STATUS ret =
QueryContextAttributes(&ctxt_, SECPKG_ATTR_STREAM_SIZES, &stream_sizes_);
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;
handshake_state = HandshakeState::Error;
return ResultInternalError;
}
return ResultSuccess;
}
ResultVal<size_t> Read(std::span<u8> data) override {
if (handshake_state_ != HandshakeState::Connected) {
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_) {
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);
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()) {
if (!ciphertext_read_buf.empty()) {
SecBuffer empty{
.cbBuffer = 0,
.BufferType = SECBUFFER_EMPTY,
@ -316,16 +322,16 @@ public:
};
std::array<SecBuffer, 5> buffers{{
{
.cbBuffer = static_cast<unsigned long>(ciphertext_read_buf_.size()),
.cbBuffer = static_cast<unsigned long>(ciphertext_read_buf.size()),
.BufferType = SECBUFFER_DATA,
.pvBuffer = ciphertext_read_buf_.data(),
.pvBuffer = ciphertext_read_buf.data(),
},
empty,
empty,
empty,
}};
ASSERT_OR_EXECUTE_MSG(
buffers[0].cbBuffer == ciphertext_read_buf_.size(),
buffers[0].cbBuffer == ciphertext_read_buf.size(),
{ return ResultInternalError; }, "read buffer too large");
SecBufferDesc desc{
.ulVersion = SECBUFFER_VERSION,
@ -333,7 +339,7 @@ public:
.pBuffers = buffers.data(),
};
SECURITY_STATUS ret =
DecryptMessage(&ctxt_, &desc, /*MessageSeqNo*/ 0, /*pfQOP*/ nullptr);
DecryptMessage(&ctxt, &desc, /*MessageSeqNo*/ 0, /*pfQOP*/ nullptr);
switch (ret) {
case SEC_E_OK:
ASSERT_OR_EXECUTE(buffers[0].BufferType == SECBUFFER_STREAM_HEADER,
@ -342,24 +348,23 @@ public:
{ 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);
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);
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();
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;
got_read_eof = true;
return size_t(0);
default:
LOG_ERROR(Service_SSL, "DecryptMessage failed: {}",
@ -371,43 +376,43 @@ public:
if (r != ResultSuccess) {
return r;
}
if (ciphertext_read_buf_.empty()) {
got_read_eof_ = true;
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) {
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()) {
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())) {
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());
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::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,
.cbBuffer = stream_sizes.cbHeader,
.BufferType = SECBUFFER_STREAM_HEADER,
.pvBuffer = header_buf.data(),
},
@ -417,7 +422,7 @@ public:
.pvBuffer = tmp_data_buf.data(),
},
{
.cbBuffer = stream_sizes_.cbTrailer,
.cbBuffer = stream_sizes.cbTrailer,
.BufferType = SECBUFFER_STREAM_TRAILER,
.pvBuffer = trailer_buf.data(),
},
@ -431,17 +436,17 @@ public:
.pBuffers = buffers.data(),
};
const SECURITY_STATUS ret = EncryptMessage(&ctxt_, /*fQOP*/ 0, &desc, /*MessageSeqNo*/ 0);
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());
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();
}
@ -451,15 +456,15 @@ public:
return r;
}
// write buf is empty
const size_t cleartext_bytes_written = cleartext_write_buf_.size();
cleartext_write_buf_.clear();
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);
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: {}",
@ -480,8 +485,8 @@ public:
}
~SSLConnectionBackendSchannel() {
if (handshake_state_ != HandshakeState::Initial) {
DeleteSecurityContext(&ctxt_);
if (handshake_state != HandshakeState::Initial) {
DeleteSecurityContext(&ctxt);
}
}
@ -509,21 +514,21 @@ public:
// Another error was returned and we shouldn't allow initialization
// to continue.
Error,
} handshake_state_ = HandshakeState::Initial;
} handshake_state = HandshakeState::Initial;
CtxtHandle ctxt_;
SecPkgContext_StreamSizes stream_sizes_;
CtxtHandle ctxt;
SecPkgContext_StreamSizes stream_sizes;
std::shared_ptr<Network::SocketBase> socket_;
std::optional<std::string> hostname_;
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_;
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;
bool got_read_eof = false;
size_t read_buf_fill_size = 0;
};
ResultVal<std::unique_ptr<SSLConnectionBackend>> CreateSSLConnectionBackend() {

8
src/core/internal_network/network.cpp
View File

@ -570,10 +570,10 @@ Socket::Socket(Socket&& rhs) noexcept {
}
template <typename T>
std::pair<T, Errno> Socket::GetSockOpt(SOCKET fd_, int option) {
std::pair<T, Errno> Socket::GetSockOpt(SOCKET fd_so, int option) {
T value{};
socklen_t len = sizeof(value);
const int result = getsockopt(fd_, SOL_SOCKET, option, reinterpret_cast<char*>(&value), &len);
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};
@ -582,9 +582,9 @@ std::pair<T, Errno> Socket::GetSockOpt(SOCKET fd_, int option) {
}
template <typename T>
Errno Socket::SetSockOpt(SOCKET fd_, int option, T value) {
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;
}