summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/CMakeLists.txt4
-rw-r--r--src/citra/citra.cpp3
-rw-r--r--src/citra/config.cpp10
-rw-r--r--src/citra/default_ini.h4
-rw-r--r--src/citra_qt/CMakeLists.txt2
-rw-r--r--src/citra_qt/bootmanager.cpp3
-rw-r--r--src/citra_qt/configuration/config.cpp18
-rw-r--r--src/citra_qt/configuration/configure_debug.ui7
-rw-r--r--src/common/logging/backend.cpp4
-rw-r--r--src/common/logging/log.h2
-rw-r--r--src/common/logging/text_formatter.cpp1
-rw-r--r--src/core/CMakeLists.txt5
-rw-r--r--src/core/hle/function_wrappers.h38
-rw-r--r--src/core/hle/kernel/client_session.cpp10
-rw-r--r--src/core/hle/kernel/client_session.h4
-rw-r--r--src/core/hle/kernel/errors.h5
-rw-r--r--src/core/hle/kernel/hle_ipc.cpp19
-rw-r--r--src/core/hle/kernel/server_port.cpp12
-rw-r--r--src/core/hle/kernel/server_port.h11
-rw-r--r--src/core/hle/kernel/server_session.cpp22
-rw-r--r--src/core/hle/kernel/server_session.h14
-rw-r--r--src/core/hle/service/boss/boss_p.cpp3
-rw-r--r--src/core/hle/service/nwm/nwm_uds.cpp77
-rw-r--r--src/core/hle/service/nwm/uds_data.cpp278
-rw-r--r--src/core/hle/service/nwm/uds_data.h78
-rw-r--r--src/core/hle/svc.cpp156
-rw-r--r--src/core/hw/aes/key.h2
-rw-r--r--src/core/hw/gpu.cpp41
-rw-r--r--src/core/hw/gpu.h2
-rw-r--r--src/core/memory.cpp25
-rw-r--r--src/core/settings.h3
-rw-r--r--src/core/telemetry_session.cpp10
-rw-r--r--src/network/CMakeLists.txt16
-rw-r--r--src/network/network.cpp50
-rw-r--r--src/network/network.h25
-rw-r--r--src/network/room.cpp60
-rw-r--r--src/network/room.h60
-rw-r--r--src/network/room_member.cpp74
-rw-r--r--src/network/room_member.h65
-rw-r--r--src/tests/core/hle/kernel/hle_ipc.cpp25
-rw-r--r--src/video_core/pica_state.h8
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.cpp29
-rw-r--r--src/video_core/renderer_opengl/gl_rasterizer.h3
-rw-r--r--src/video_core/renderer_opengl/gl_shader_gen.cpp10
-rw-r--r--src/video_core/renderer_opengl/gl_state.cpp10
-rw-r--r--src/video_core/renderer_opengl/gl_state.h2
-rw-r--r--src/video_core/swrasterizer/rasterizer.cpp3
-rw-r--r--src/web_service/CMakeLists.txt14
-rw-r--r--src/web_service/telemetry_json.cpp87
-rw-r--r--src/web_service/telemetry_json.h54
-rw-r--r--src/web_service/web_backend.cpp52
-rw-r--r--src/web_service/web_backend.h31
52 files changed, 1443 insertions, 108 deletions
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index a45439481..e11940f59 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -5,6 +5,7 @@ add_subdirectory(common)
add_subdirectory(core)
add_subdirectory(video_core)
add_subdirectory(audio_core)
+add_subdirectory(network)
add_subdirectory(input_common)
add_subdirectory(tests)
if (ENABLE_SDL2)
@@ -13,3 +14,6 @@ endif()
if (ENABLE_QT)
add_subdirectory(citra_qt)
endif()
+if (ENABLE_WEB_SERVICE)
+ add_subdirectory(web_service)
+endif()
diff --git a/src/citra/citra.cpp b/src/citra/citra.cpp
index dd357ff72..14574e56c 100644
--- a/src/citra/citra.cpp
+++ b/src/citra/citra.cpp
@@ -18,7 +18,10 @@
#endif
#ifdef _WIN32
+// windows.h needs to be included before shellapi.h
#include <windows.h>
+
+#include <shellapi.h>
#endif
#include "citra/config.h"
diff --git a/src/citra/config.cpp b/src/citra/config.cpp
index f08b4069c..69247b166 100644
--- a/src/citra/config.cpp
+++ b/src/citra/config.cpp
@@ -88,9 +88,9 @@ void Config::ReadValues() {
Settings::values.toggle_framelimit =
sdl2_config->GetBoolean("Renderer", "toggle_framelimit", true);
- Settings::values.bg_red = (float)sdl2_config->GetReal("Renderer", "bg_red", 1.0);
- Settings::values.bg_green = (float)sdl2_config->GetReal("Renderer", "bg_green", 1.0);
- Settings::values.bg_blue = (float)sdl2_config->GetReal("Renderer", "bg_blue", 1.0);
+ Settings::values.bg_red = (float)sdl2_config->GetReal("Renderer", "bg_red", 0.0);
+ Settings::values.bg_green = (float)sdl2_config->GetReal("Renderer", "bg_green", 0.0);
+ Settings::values.bg_blue = (float)sdl2_config->GetReal("Renderer", "bg_blue", 0.0);
// Layout
Settings::values.layout_option =
@@ -151,6 +151,10 @@ void Config::ReadValues() {
Settings::values.use_gdbstub = sdl2_config->GetBoolean("Debugging", "use_gdbstub", false);
Settings::values.gdbstub_port =
static_cast<u16>(sdl2_config->GetInteger("Debugging", "gdbstub_port", 24689));
+
+ // Web Service
+ Settings::values.telemetry_endpoint_url = sdl2_config->Get(
+ "WebService", "telemetry_endpoint_url", "https://services.citra-emu.org/api/telemetry");
}
void Config::Reload() {
diff --git a/src/citra/default_ini.h b/src/citra/default_ini.h
index d8a8fe44f..a12498e0f 100644
--- a/src/citra/default_ini.h
+++ b/src/citra/default_ini.h
@@ -168,5 +168,9 @@ log_filter = *:Info
# Port for listening to GDB connections.
use_gdbstub=false
gdbstub_port=24689
+
+[WebService]
+# Endpoint URL for submitting telemetry data
+telemetry_endpoint_url =
)";
}
diff --git a/src/citra_qt/CMakeLists.txt b/src/citra_qt/CMakeLists.txt
index 4841cbf05..9572d3e28 100644
--- a/src/citra_qt/CMakeLists.txt
+++ b/src/citra_qt/CMakeLists.txt
@@ -91,7 +91,7 @@ if (APPLE)
else()
add_executable(citra-qt ${SRCS} ${HEADERS} ${UI_HDRS})
endif()
-target_link_libraries(citra-qt PRIVATE audio_core common core input_common video_core)
+target_link_libraries(citra-qt PRIVATE audio_core common core input_common network video_core)
target_link_libraries(citra-qt PRIVATE Boost::boost glad nihstro-headers Qt5::OpenGL Qt5::Widgets)
target_link_libraries(citra-qt PRIVATE ${PLATFORM_LIBRARIES} Threads::Threads)
diff --git a/src/citra_qt/bootmanager.cpp b/src/citra_qt/bootmanager.cpp
index a8a4aed8b..30554890f 100644
--- a/src/citra_qt/bootmanager.cpp
+++ b/src/citra_qt/bootmanager.cpp
@@ -17,6 +17,7 @@
#include "core/settings.h"
#include "input_common/keyboard.h"
#include "input_common/main.h"
+#include "network/network.h"
EmuThread::EmuThread(GRenderWindow* render_window)
: exec_step(false), running(false), stop_run(false), render_window(render_window) {}
@@ -110,10 +111,12 @@ GRenderWindow::GRenderWindow(QWidget* parent, EmuThread* emu_thread)
setWindowTitle(QString::fromStdString(window_title));
InputCommon::Init();
+ Network::Init();
}
GRenderWindow::~GRenderWindow() {
InputCommon::Shutdown();
+ Network::Shutdown();
}
void GRenderWindow::moveContext() {
diff --git a/src/citra_qt/configuration/config.cpp b/src/citra_qt/configuration/config.cpp
index 2b99447ec..40142b6d9 100644
--- a/src/citra_qt/configuration/config.cpp
+++ b/src/citra_qt/configuration/config.cpp
@@ -70,9 +70,9 @@ void Config::ReadValues() {
Settings::values.use_vsync = qt_config->value("use_vsync", false).toBool();
Settings::values.toggle_framelimit = qt_config->value("toggle_framelimit", true).toBool();
- Settings::values.bg_red = qt_config->value("bg_red", 1.0).toFloat();
- Settings::values.bg_green = qt_config->value("bg_green", 1.0).toFloat();
- Settings::values.bg_blue = qt_config->value("bg_blue", 1.0).toFloat();
+ Settings::values.bg_red = qt_config->value("bg_red", 0.0).toFloat();
+ Settings::values.bg_green = qt_config->value("bg_green", 0.0).toFloat();
+ Settings::values.bg_blue = qt_config->value("bg_blue", 0.0).toFloat();
qt_config->endGroup();
qt_config->beginGroup("Layout");
@@ -133,6 +133,13 @@ void Config::ReadValues() {
Settings::values.gdbstub_port = qt_config->value("gdbstub_port", 24689).toInt();
qt_config->endGroup();
+ qt_config->beginGroup("WebService");
+ Settings::values.telemetry_endpoint_url =
+ qt_config->value("telemetry_endpoint_url", "https://services.citra-emu.org/api/telemetry")
+ .toString()
+ .toStdString();
+ qt_config->endGroup();
+
qt_config->beginGroup("UI");
qt_config->beginGroup("UILayout");
@@ -268,6 +275,11 @@ void Config::SaveValues() {
qt_config->setValue("gdbstub_port", Settings::values.gdbstub_port);
qt_config->endGroup();
+ qt_config->beginGroup("WebService");
+ qt_config->setValue("telemetry_endpoint_url",
+ QString::fromStdString(Settings::values.telemetry_endpoint_url));
+ qt_config->endGroup();
+
qt_config->beginGroup("UI");
qt_config->beginGroup("UILayout");
diff --git a/src/citra_qt/configuration/configure_debug.ui b/src/citra_qt/configuration/configure_debug.ui
index bbbb0e3f4..96638ebdb 100644
--- a/src/citra_qt/configuration/configure_debug.ui
+++ b/src/citra_qt/configuration/configure_debug.ui
@@ -23,6 +23,13 @@
</property>
<layout class="QVBoxLayout" name="verticalLayout_2">
<item>
+ <widget class="QLabel">
+ <property name="text">
+ <string>The GDB Stub only works correctly when the CPU JIT is off.</string>
+ </property>
+ </widget>
+ </item>
+ <item>
<layout class="QHBoxLayout" name="horizontalLayout_3">
<item>
<widget class="QCheckBox" name="toggle_gdbstub">
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 42f6a9918..4b83eeb28 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -72,7 +72,9 @@ namespace Log {
SUB(Audio, DSP) \
SUB(Audio, Sink) \
CLS(Input) \
- CLS(Loader)
+ CLS(Network) \
+ CLS(Loader) \
+ CLS(WebService)
// GetClassName is a macro defined by Windows.h, grrr...
const char* GetLogClassName(Class log_class) {
diff --git a/src/common/logging/log.h b/src/common/logging/log.h
index 1b905f66c..fe4dfed69 100644
--- a/src/common/logging/log.h
+++ b/src/common/logging/log.h
@@ -90,6 +90,8 @@ enum class Class : ClassType {
Audio_Sink, ///< Emulator audio output backend
Loader, ///< ROM loader
Input, ///< Input emulation
+ Network, ///< Network emulation
+ WebService, ///< Interface to Citra Web Services
Count ///< Total number of logging classes
};
diff --git a/src/common/logging/text_formatter.cpp b/src/common/logging/text_formatter.cpp
index 9d423766f..f71e748d1 100644
--- a/src/common/logging/text_formatter.cpp
+++ b/src/common/logging/text_formatter.cpp
@@ -6,7 +6,6 @@
#include <cstdio>
#ifdef _WIN32
-#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 2408e659c..360f407f3 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -145,6 +145,7 @@ set(SRCS
hle/service/nwm/nwm_tst.cpp
hle/service/nwm/nwm_uds.cpp
hle/service/nwm/uds_beacon.cpp
+ hle/service/nwm/uds_data.cpp
hle/service/pm_app.cpp
hle/service/ptm/ptm.cpp
hle/service/ptm/ptm_gets.cpp
@@ -343,6 +344,7 @@ set(HEADERS
hle/service/nwm/nwm_tst.h
hle/service/nwm/nwm_uds.h
hle/service/nwm/uds_beacon.h
+ hle/service/nwm/uds_data.h
hle/service/pm_app.h
hle/service/ptm/ptm.h
hle/service/ptm/ptm_gets.h
@@ -388,3 +390,6 @@ create_directory_groups(${SRCS} ${HEADERS})
add_library(core STATIC ${SRCS} ${HEADERS})
target_link_libraries(core PUBLIC common PRIVATE audio_core video_core)
target_link_libraries(core PUBLIC Boost::boost PRIVATE cryptopp dynarmic fmt)
+if (ENABLE_WEB_SERVICE)
+ target_link_libraries(core PUBLIC json-headers web_service)
+endif()
diff --git a/src/core/hle/function_wrappers.h b/src/core/hle/function_wrappers.h
index 18b6e7017..5e6002f4e 100644
--- a/src/core/hle/function_wrappers.h
+++ b/src/core/hle/function_wrappers.h
@@ -16,9 +16,6 @@ namespace HLE {
#define PARAM(n) Core::CPU().GetReg(n)
-/// An invalid result code that is meant to be overwritten when a thread resumes from waiting
-static const ResultCode RESULT_INVALID(0xDEADC0DE);
-
/**
* HLE a function return from the current ARM11 userland process
* @param res Result to return
@@ -68,10 +65,18 @@ void Wrap() {
(PARAM(3) != 0), (((s64)PARAM(4) << 32) | PARAM(0)))
.raw;
- if (retval != RESULT_INVALID.raw) {
- Core::CPU().SetReg(1, (u32)param_1);
- FuncReturn(retval);
- }
+ Core::CPU().SetReg(1, (u32)param_1);
+ FuncReturn(retval);
+}
+
+template <ResultCode func(s32*, u32*, s32, u32)>
+void Wrap() {
+ s32 param_1 = 0;
+ u32 retval =
+ func(&param_1, (Kernel::Handle*)Memory::GetPointer(PARAM(1)), (s32)PARAM(2), PARAM(3)).raw;
+
+ Core::CPU().SetReg(1, (u32)param_1);
+ FuncReturn(retval);
}
template <ResultCode func(u32, u32, u32, u32, s64)>
@@ -92,9 +97,7 @@ template <ResultCode func(u32, s64)>
void Wrap() {
s32 retval = func(PARAM(0), (((s64)PARAM(3) << 32) | PARAM(2))).raw;
- if (retval != RESULT_INVALID.raw) {
- FuncReturn(retval);
- }
+ FuncReturn(retval);
}
template <ResultCode func(MemoryInfo*, PageInfo*, u32)>
@@ -226,9 +229,18 @@ void Wrap() {
u32 retval = func(&param_1, &param_2,
reinterpret_cast<const char*>(Memory::GetPointer(PARAM(2))), PARAM(3))
.raw;
- // The first out parameter is moved into R2 and the second is moved into R1.
- Core::CPU().SetReg(1, param_2);
- Core::CPU().SetReg(2, param_1);
+ Core::CPU().SetReg(1, param_1);
+ Core::CPU().SetReg(2, param_2);
+ FuncReturn(retval);
+}
+
+template <ResultCode func(Kernel::Handle*, Kernel::Handle*)>
+void Wrap() {
+ Kernel::Handle param_1 = 0;
+ Kernel::Handle param_2 = 0;
+ u32 retval = func(&param_1, &param_2).raw;
+ Core::CPU().SetReg(1, param_1);
+ Core::CPU().SetReg(2, param_2);
FuncReturn(retval);
}
diff --git a/src/core/hle/kernel/client_session.cpp b/src/core/hle/kernel/client_session.cpp
index fef97af1f..646a5cc64 100644
--- a/src/core/hle/kernel/client_session.cpp
+++ b/src/core/hle/kernel/client_session.cpp
@@ -9,6 +9,7 @@
#include "core/hle/kernel/hle_ipc.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/kernel/session.h"
+#include "core/hle/kernel/thread.h"
namespace Kernel {
@@ -27,19 +28,24 @@ ClientSession::~ClientSession() {
// TODO(Subv): Force a wake up of all the ServerSession's waiting threads and set
// their WaitSynchronization result to 0xC920181A.
+
+ // Clean up the list of client threads with pending requests, they are unneeded now that the
+ // client endpoint is closed.
+ server->pending_requesting_threads.clear();
+ server->currently_handling = nullptr;
}
parent->client = nullptr;
}
-ResultCode ClientSession::SendSyncRequest() {
+ResultCode ClientSession::SendSyncRequest(SharedPtr<Thread> thread) {
// Keep ServerSession alive until we're done working with it.
SharedPtr<ServerSession> server = parent->server;
if (server == nullptr)
return ERR_SESSION_CLOSED_BY_REMOTE;
// Signal the server session that new data is available
- return server->HandleSyncRequest();
+ return server->HandleSyncRequest(std::move(thread));
}
} // namespace
diff --git a/src/core/hle/kernel/client_session.h b/src/core/hle/kernel/client_session.h
index 2de379c09..daf521529 100644
--- a/src/core/hle/kernel/client_session.h
+++ b/src/core/hle/kernel/client_session.h
@@ -14,6 +14,7 @@ namespace Kernel {
class ServerSession;
class Session;
+class Thread;
class ClientSession final : public Object {
public:
@@ -34,9 +35,10 @@ public:
/**
* Sends an SyncRequest from the current emulated thread.
+ * @param thread Thread that initiated the request.
* @return ResultCode of the operation.
*/
- ResultCode SendSyncRequest();
+ ResultCode SendSyncRequest(SharedPtr<Thread> thread);
std::string name; ///< Name of client port (optional)
diff --git a/src/core/hle/kernel/errors.h b/src/core/hle/kernel/errors.h
index b3b60e7df..64aa61460 100644
--- a/src/core/hle/kernel/errors.h
+++ b/src/core/hle/kernel/errors.h
@@ -13,6 +13,7 @@ enum {
OutOfHandles = 19,
SessionClosedByRemote = 26,
PortNameTooLong = 30,
+ NoPendingSessions = 35,
WrongPermission = 46,
InvalidBufferDescriptor = 48,
MaxConnectionsReached = 52,
@@ -94,5 +95,9 @@ constexpr ResultCode ERR_OUT_OF_RANGE_KERNEL(ErrorDescription::OutOfRange, Error
ErrorLevel::Permanent); // 0xD8E007FD
constexpr ResultCode RESULT_TIMEOUT(ErrorDescription::Timeout, ErrorModule::OS,
ErrorSummary::StatusChanged, ErrorLevel::Info);
+/// Returned when Accept() is called on a port with no sessions to be accepted.
+constexpr ResultCode ERR_NO_PENDING_SESSIONS(ErrCodes::NoPendingSessions, ErrorModule::OS,
+ ErrorSummary::WouldBlock,
+ ErrorLevel::Permanent); // 0xD8401823
} // namespace Kernel
diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp
index 1cac1d0c9..5ebe2eca4 100644
--- a/src/core/hle/kernel/hle_ipc.cpp
+++ b/src/core/hle/kernel/hle_ipc.cpp
@@ -67,10 +67,13 @@ ResultCode HLERequestContext::PopulateFromIncomingCommandBuffer(const u32_le* sr
ASSERT(i + num_handles <= command_size); // TODO(yuriks): Return error
for (u32 j = 0; j < num_handles; ++j) {
Handle handle = src_cmdbuf[i];
- SharedPtr<Object> object = src_table.GetGeneric(handle);
- ASSERT(object != nullptr); // TODO(yuriks): Return error
- if (descriptor == IPC::DescriptorType::MoveHandle) {
- src_table.Close(handle);
+ SharedPtr<Object> object = nullptr;
+ if (handle != 0) {
+ object = src_table.GetGeneric(handle);
+ ASSERT(object != nullptr); // TODO(yuriks): Return error
+ if (descriptor == IPC::DescriptorType::MoveHandle) {
+ src_table.Close(handle);
+ }
}
cmd_buf[i++] = AddOutgoingHandle(std::move(object));
@@ -112,9 +115,11 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(u32_le* dst_cmdbuf, P
ASSERT(i + num_handles <= command_size);
for (u32 j = 0; j < num_handles; ++j) {
SharedPtr<Object> object = GetIncomingHandle(cmd_buf[i]);
-
- // TODO(yuriks): Figure out the proper error handling for if this fails
- Handle handle = dst_table.Create(object).Unwrap();
+ Handle handle = 0;
+ if (object != nullptr) {
+ // TODO(yuriks): Figure out the proper error handling for if this fails
+ handle = dst_table.Create(object).Unwrap();
+ }
dst_cmdbuf[i++] = handle;
}
break;
diff --git a/src/core/hle/kernel/server_port.cpp b/src/core/hle/kernel/server_port.cpp
index 4d20c39a1..49a9cdfa3 100644
--- a/src/core/hle/kernel/server_port.cpp
+++ b/src/core/hle/kernel/server_port.cpp
@@ -5,8 +5,10 @@
#include <tuple>
#include "common/assert.h"
#include "core/hle/kernel/client_port.h"
+#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
+#include "core/hle/kernel/server_session.h"
#include "core/hle/kernel/thread.h"
namespace Kernel {
@@ -14,6 +16,16 @@ namespace Kernel {
ServerPort::ServerPort() {}
ServerPort::~ServerPort() {}
+ResultVal<SharedPtr<ServerSession>> ServerPort::Accept() {
+ if (pending_sessions.empty()) {
+ return ERR_NO_PENDING_SESSIONS;
+ }
+
+ auto session = std::move(pending_sessions.back());
+ pending_sessions.pop_back();
+ return MakeResult(std::move(session));
+}
+
bool ServerPort::ShouldWait(Thread* thread) const {
// If there are no pending sessions, we wait until a new one is added.
return pending_sessions.size() == 0;
diff --git a/src/core/hle/kernel/server_port.h b/src/core/hle/kernel/server_port.h
index f1419cd46..6fe7c7f2f 100644
--- a/src/core/hle/kernel/server_port.h
+++ b/src/core/hle/kernel/server_port.h
@@ -14,6 +14,7 @@
namespace Kernel {
class ClientPort;
+class ServerSession;
class SessionRequestHandler;
class ServerPort final : public WaitObject {
@@ -41,6 +42,12 @@ public:
}
/**
+ * Accepts a pending incoming connection on this port. If there are no pending sessions, will
+ * return ERR_NO_PENDING_SESSIONS.
+ */
+ ResultVal<SharedPtr<ServerSession>> Accept();
+
+ /**
* Sets the HLE handler template for the port. ServerSessions crated by connecting to this port
* will inherit a reference to this handler.
*/
@@ -50,8 +57,8 @@ public:
std::string name; ///< Name of port (optional)
- std::vector<SharedPtr<WaitObject>>
- pending_sessions; ///< ServerSessions waiting to be accepted by the port
+ /// ServerSessions waiting to be accepted by the port
+ std::vector<SharedPtr<ServerSession>> pending_sessions;
/// This session's HLE request handler template (optional)
/// ServerSessions created from this port inherit a reference to this handler.
diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp
index d197137c3..337896abf 100644
--- a/src/core/hle/kernel/server_session.cpp
+++ b/src/core/hle/kernel/server_session.cpp
@@ -32,22 +32,29 @@ ResultVal<SharedPtr<ServerSession>> ServerSession::Create(std::string name) {
SharedPtr<ServerSession> server_session(new ServerSession);
server_session->name = std::move(name);
- server_session->signaled = false;
server_session->parent = nullptr;
return MakeResult(std::move(server_session));
}
bool ServerSession::ShouldWait(Thread* thread) const {
- return !signaled;
+ // Closed sessions should never wait, an error will be returned from svcReplyAndReceive.
+ if (parent->client == nullptr)
+ return false;
+ // Wait if we have no pending requests, or if we're currently handling a request.
+ return pending_requesting_threads.empty() || currently_handling != nullptr;
}
void ServerSession::Acquire(Thread* thread) {
ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
- signaled = false;
+ // We are now handling a request, pop it from the stack.
+ // TODO(Subv): What happens if the client endpoint is closed before any requests are made?
+ ASSERT(!pending_requesting_threads.empty());
+ currently_handling = pending_requesting_threads.back();
+ pending_requesting_threads.pop_back();
}
-ResultCode ServerSession::HandleSyncRequest() {
+ResultCode ServerSession::HandleSyncRequest(SharedPtr<Thread> thread) {
// The ServerSession received a sync request, this means that there's new data available
// from its ClientSession, so wake up any threads that may be waiting on a svcReplyAndReceive or
// similar.
@@ -60,11 +67,14 @@ ResultCode ServerSession::HandleSyncRequest() {
return result;
hle_handler->HandleSyncRequest(SharedPtr<ServerSession>(this));
// TODO(Subv): Translate the response command buffer.
+ } else {
+ // Add the thread to the list of threads that have issued a sync request with this
+ // server.
+ pending_requesting_threads.push_back(std::move(thread));
}
// If this ServerSession does not have an HLE implementation, just wake up the threads waiting
// on it.
- signaled = true;
WakeupAllWaitingThreads();
return RESULT_SUCCESS;
}
@@ -90,4 +100,4 @@ ResultCode TranslateHLERequest(ServerSession* server_session) {
// TODO(Subv): Implement this function once multiple concurrent processes are supported.
return RESULT_SUCCESS;
}
-}
+} // namespace Kernel
diff --git a/src/core/hle/kernel/server_session.h b/src/core/hle/kernel/server_session.h
index 5365605da..f4360ddf3 100644
--- a/src/core/hle/kernel/server_session.h
+++ b/src/core/hle/kernel/server_session.h
@@ -67,20 +67,30 @@ public:
/**
* Handle a sync request from the emulated application.
+ * @param thread Thread that initiated the request.
* @returns ResultCode from the operation.
*/
- ResultCode HandleSyncRequest();
+ ResultCode HandleSyncRequest(SharedPtr<Thread> thread);
bool ShouldWait(Thread* thread) const override;
void Acquire(Thread* thread) override;
std::string name; ///< The name of this session (optional)
- bool signaled; ///< Whether there's new data available to this ServerSession
std::shared_ptr<Session> parent; ///< The parent session, which links to the client endpoint.
std::shared_ptr<SessionRequestHandler>
hle_handler; ///< This session's HLE request handler (optional)
+ /// List of threads that are pending a response after a sync request. This list is processed in
+ /// a LIFO manner, thus, the last request will be dispatched first.
+ /// TODO(Subv): Verify if this is indeed processed in LIFO using a hardware test.
+ std::vector<SharedPtr<Thread>> pending_requesting_threads;
+
+ /// Thread whose request is currently being handled. A request is considered "handled" when a
+ /// response is sent via svcReplyAndReceive.
+ /// TODO(Subv): Find a better name for this.
+ SharedPtr<Thread> currently_handling;
+
private:
ServerSession();
~ServerSession() override;
diff --git a/src/core/hle/service/boss/boss_p.cpp b/src/core/hle/service/boss/boss_p.cpp
index ee941e228..3990d0d6e 100644
--- a/src/core/hle/service/boss/boss_p.cpp
+++ b/src/core/hle/service/boss/boss_p.cpp
@@ -66,7 +66,10 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x00360084, SetTaskQuery, "SetTaskQuery"},
{0x00370084, GetTaskQuery, "GetTaskQuery"},
// boss:p
+ {0x04010082, nullptr, "InitializeSessionPrivileged"},
{0x04040080, nullptr, "GetAppNewFlag"},
+ {0x040D0182, nullptr, "GetNsDataIdListPrivileged"},
+ {0x040E0182, nullptr, "GetNsDataIdListPrivileged1"},
{0x04130082, nullptr, "SendPropertyPrivileged"},
{0x041500C0, nullptr, "DeleteNsDataPrivileged"},
{0x04160142, nullptr, "GetNsDataHeaderInfoPrivileged"},
diff --git a/src/core/hle/service/nwm/nwm_uds.cpp b/src/core/hle/service/nwm/nwm_uds.cpp
index a7149c9e8..6dbdff044 100644
--- a/src/core/hle/service/nwm/nwm_uds.cpp
+++ b/src/core/hle/service/nwm/nwm_uds.cpp
@@ -15,6 +15,7 @@
#include "core/hle/result.h"
#include "core/hle/service/nwm/nwm_uds.h"
#include "core/hle/service/nwm/uds_beacon.h"
+#include "core/hle/service/nwm/uds_data.h"
#include "core/memory.h"
namespace Service {
@@ -373,6 +374,80 @@ static void DestroyNetwork(Interface* self) {
}
/**
+ * NWM_UDS::SendTo service function.
+ * Sends a data frame to the UDS network we're connected to.
+ * Inputs:
+ * 0 : Command header.
+ * 1 : Unknown.
+ * 2 : u16 Destination network node id.
+ * 3 : u8 Data channel.
+ * 4 : Buffer size >> 2
+ * 5 : Data size
+ * 6 : Flags
+ * 7 : Input buffer descriptor
+ * 8 : Input buffer address
+ * Outputs:
+ * 0 : Return header
+ * 1 : Result of function, 0 on success, otherwise error code
+ */
+static void SendTo(Interface* self) {
+ IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x17, 6, 2);
+
+ rp.Skip(1, false);
+ u16 dest_node_id = rp.Pop<u16>();
+ u8 data_channel = rp.Pop<u8>();
+ rp.Skip(1, false);
+ u32 data_size = rp.Pop<u32>();
+ u32 flags = rp.Pop<u32>();
+
+ size_t desc_size;
+ const VAddr input_address = rp.PopStaticBuffer(&desc_size, false);
+ ASSERT(desc_size == data_size);
+
+ IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
+
+ if (connection_status.status != static_cast<u32>(NetworkStatus::ConnectedAsClient) &&
+ connection_status.status != static_cast<u32>(NetworkStatus::ConnectedAsHost)) {
+ rb.Push(ResultCode(ErrorDescription::NotAuthorized, ErrorModule::UDS,
+ ErrorSummary::InvalidState, ErrorLevel::Status));
+ return;
+ }
+
+ if (dest_node_id == connection_status.network_node_id) {
+ rb.Push(ResultCode(ErrorDescription::NotFound, ErrorModule::UDS,
+ ErrorSummary::WrongArgument, ErrorLevel::Status));
+ return;
+ }
+
+ // TODO(Subv): Do something with the flags.
+
+ constexpr size_t MaxSize = 0x5C6;
+ if (data_size > MaxSize) {
+ rb.Push(ResultCode(ErrorDescription::TooLarge, ErrorModule::UDS,
+ ErrorSummary::WrongArgument, ErrorLevel::Usage));
+ return;
+ }
+
+ std::vector<u8> data(data_size);
+ Memory::ReadBlock(input_address, data.data(), data.size());
+
+ // TODO(Subv): Increment the sequence number after each sent packet.
+ u16 sequence_number = 0;
+ std::vector<u8> data_payload = GenerateDataPayload(
+ data, data_channel, dest_node_id, connection_status.network_node_id, sequence_number);
+
+ // TODO(Subv): Retrieve the MAC address of the dest_node_id and our own to encrypt
+ // and encapsulate the payload.
+
+ // TODO(Subv): Send the frame.
+
+ rb.Push(RESULT_SUCCESS);
+
+ LOG_WARNING(Service_NWM, "(STUB) called dest_node_id=%u size=%u flags=%u channel=%u",
+ static_cast<u32>(dest_node_id), data_size, flags, static_cast<u32>(data_channel));
+}
+
+/**
* NWM_UDS::GetChannel service function.
* Returns the WiFi channel in which the network we're connected to is transmitting.
* Inputs:
@@ -600,7 +675,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x00130040, nullptr, "Unbind"},
{0x001400C0, nullptr, "PullPacket"},
{0x00150080, nullptr, "SetMaxSendDelay"},
- {0x00170182, nullptr, "SendTo"},
+ {0x00170182, SendTo, "SendTo"},
{0x001A0000, GetChannel, "GetChannel"},
{0x001B0302, InitializeWithVersion, "InitializeWithVersion"},
{0x001D0044, BeginHostingNetwork, "BeginHostingNetwork"},
diff --git a/src/core/hle/service/nwm/uds_data.cpp b/src/core/hle/service/nwm/uds_data.cpp
new file mode 100644
index 000000000..8c6742dba
--- /dev/null
+++ b/src/core/hle/service/nwm/uds_data.cpp
@@ -0,0 +1,278 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <cstring>
+#include <cryptopp/aes.h>
+#include <cryptopp/ccm.h>
+#include <cryptopp/filters.h>
+#include <cryptopp/md5.h>
+#include <cryptopp/modes.h>
+#include "core/hle/service/nwm/nwm_uds.h"
+#include "core/hle/service/nwm/uds_data.h"
+#include "core/hw/aes/key.h"
+
+namespace Service {
+namespace NWM {
+
+using MacAddress = std::array<u8, 6>;
+
+/*
+ * Generates a SNAP-enabled 802.2 LLC header for the specified protocol.
+ * @returns a buffer with the bytes of the generated header.
+ */
+static std::vector<u8> GenerateLLCHeader(EtherType protocol) {
+ LLCHeader header{};
+ header.protocol = static_cast<u16>(protocol);
+
+ std::vector<u8> buffer(sizeof(header));
+ memcpy(buffer.data(), &header, sizeof(header));
+
+ return buffer;
+}
+
+/*
+ * Generates a Nintendo UDS SecureData header with the specified parameters.
+ * @returns a buffer with the bytes of the generated header.
+ */
+static std::vector<u8> GenerateSecureDataHeader(u16 data_size, u8 channel, u16 dest_node_id,
+ u16 src_node_id, u16 sequence_number) {
+ SecureDataHeader header{};
+ header.protocol_size = data_size + sizeof(SecureDataHeader);
+ // Note: This size includes everything except the first 4 bytes of the structure,
+ // reinforcing the hypotheses that the first 4 bytes are actually the header of
+ // another container protocol.
+ header.securedata_size = data_size + sizeof(SecureDataHeader) - 4;
+ // Frames sent by the emulated application are never UDS management frames
+ header.is_management = 0;
+ header.data_channel = channel;
+ header.sequence_number = sequence_number;
+ header.dest_node_id = dest_node_id;
+ header.src_node_id = src_node_id;
+
+ std::vector<u8> buffer(sizeof(header));
+ memcpy(buffer.data(), &header, sizeof(header));
+
+ return buffer;
+}
+
+/*
+ * Calculates the CTR used for the AES-CTR process that calculates
+ * the CCMP crypto key for data frames.
+ * @returns The CTR used for data frames crypto key generation.
+ */
+static std::array<u8, CryptoPP::MD5::DIGESTSIZE> GetDataCryptoCTR(const NetworkInfo& network_info) {
+ DataFrameCryptoCTR data{};
+
+ data.host_mac = network_info.host_mac_address;
+ data.wlan_comm_id = network_info.wlan_comm_id;
+ data.id = network_info.id;
+ data.network_id = network_info.network_id;
+
+ std::array<u8, CryptoPP::MD5::DIGESTSIZE> hash;
+ CryptoPP::MD5().CalculateDigest(hash.data(), reinterpret_cast<u8*>(&data), sizeof(data));
+
+ return hash;
+}
+
+/*
+ * Generates the key used for encrypting the 802.11 data frames generated by UDS.
+ * @returns The key used for data frames crypto.
+ */
+static std::array<u8, CryptoPP::AES::BLOCKSIZE> GenerateDataCCMPKey(
+ const std::vector<u8>& passphrase, const NetworkInfo& network_info) {
+ // Calculate the MD5 hash of the input passphrase.
+ std::array<u8, CryptoPP::MD5::DIGESTSIZE> passphrase_hash;
+ CryptoPP::MD5().CalculateDigest(passphrase_hash.data(), passphrase.data(), passphrase.size());
+
+ std::array<u8, CryptoPP::AES::BLOCKSIZE> ccmp_key;
+
+ // The CCMP key is the result of encrypting the MD5 hash of the passphrase with AES-CTR using
+ // keyslot 0x2D.
+ using CryptoPP::AES;
+ std::array<u8, CryptoPP::MD5::DIGESTSIZE> counter = GetDataCryptoCTR(network_info);
+ std::array<u8, AES::BLOCKSIZE> key = HW::AES::GetNormalKey(HW::AES::KeySlotID::UDSDataKey);
+ CryptoPP::CTR_Mode<AES>::Encryption aes;
+ aes.SetKeyWithIV(key.data(), AES::BLOCKSIZE, counter.data());
+ aes.ProcessData(ccmp_key.data(), passphrase_hash.data(), passphrase_hash.size());
+
+ return ccmp_key;
+}
+
+/*
+ * Generates the Additional Authenticated Data (AAD) for an UDS 802.11 encrypted data frame.
+ * @returns a buffer with the bytes of the AAD.
+ */
+static std::vector<u8> GenerateCCMPAAD(const MacAddress& sender, const MacAddress& receiver,
+ const MacAddress& bssid, u16 frame_control) {
+ // Reference: IEEE 802.11-2007
+
+ // 8.3.3.3.2 Construct AAD (22-30 bytes)
+ // The AAD is constructed from the MPDU header. The AAD does not include the header Duration
+ // field, because the Duration field value can change due to normal IEEE 802.11 operation (e.g.,
+ // a rate change during retransmission). For similar reasons, several subfields in the Frame
+ // Control field are masked to 0.
+ struct {
+ u16_be FC; // MPDU Frame Control field
+ MacAddress A1;
+ MacAddress A2;
+ MacAddress A3;
+ u16_be SC; // MPDU Sequence Control field
+ } aad_struct{};
+
+ constexpr u16 AADFrameControlMask = 0x8FC7;
+ aad_struct.FC = frame_control & AADFrameControlMask;
+ aad_struct.SC = 0;
+
+ bool to_ds = (frame_control & (1 << 0)) != 0;
+ bool from_ds = (frame_control & (1 << 1)) != 0;
+ // In the 802.11 standard, ToDS = 1 and FromDS = 1 is a valid configuration,
+ // however, the 3DS doesn't seem to transmit frames with such combination.
+ ASSERT_MSG(to_ds != from_ds, "Invalid combination");
+
+ // The meaning of the address fields depends on the ToDS and FromDS fields.
+ if (from_ds) {
+ aad_struct.A1 = receiver;
+ aad_struct.A2 = bssid;
+ aad_struct.A3 = sender;
+ }
+
+ if (to_ds) {
+ aad_struct.A1 = bssid;
+ aad_struct.A2 = sender;
+ aad_struct.A3 = receiver;
+ }
+
+ std::vector<u8> aad(sizeof(aad_struct));
+ std::memcpy(aad.data(), &aad_struct, sizeof(aad_struct));
+
+ return aad;
+}
+
+/*
+ * Decrypts the payload of an encrypted 802.11 data frame using the specified key.
+ * @returns The decrypted payload.
+ */
+static std::vector<u8> DecryptDataFrame(const std::vector<u8>& encrypted_payload,
+ const std::array<u8, CryptoPP::AES::BLOCKSIZE>& ccmp_key,
+ const MacAddress& sender, const MacAddress& receiver,
+ const MacAddress& bssid, u16 sequence_number,
+ u16 frame_control) {
+
+ // Reference: IEEE 802.11-2007
+
+ std::vector<u8> aad = GenerateCCMPAAD(sender, receiver, bssid, frame_control);
+
+ std::vector<u8> packet_number{0,
+ 0,
+ 0,
+ 0,
+ static_cast<u8>((sequence_number >> 8) & 0xFF),
+ static_cast<u8>(sequence_number & 0xFF)};
+
+ // 8.3.3.3.3 Construct CCM nonce (13 bytes)
+ std::vector<u8> nonce;
+ nonce.push_back(0); // priority
+ nonce.insert(nonce.end(), sender.begin(), sender.end()); // Address 2
+ nonce.insert(nonce.end(), packet_number.begin(), packet_number.end()); // PN
+
+ try {
+ CryptoPP::CCM<CryptoPP::AES, 8>::Decryption d;
+ d.SetKeyWithIV(ccmp_key.data(), ccmp_key.size(), nonce.data(), nonce.size());
+ d.SpecifyDataLengths(aad.size(), encrypted_payload.size() - 8, 0);
+
+ CryptoPP::AuthenticatedDecryptionFilter df(
+ d, nullptr, CryptoPP::AuthenticatedDecryptionFilter::MAC_AT_END |
+ CryptoPP::AuthenticatedDecryptionFilter::THROW_EXCEPTION);
+ // put aad
+ df.ChannelPut(CryptoPP::AAD_CHANNEL, aad.data(), aad.size());
+
+ // put cipher with mac
+ df.ChannelPut(CryptoPP::DEFAULT_CHANNEL, encrypted_payload.data(),
+ encrypted_payload.size() - 8);
+ df.ChannelPut(CryptoPP::DEFAULT_CHANNEL,
+ encrypted_payload.data() + encrypted_payload.size() - 8, 8);
+
+ df.ChannelMessageEnd(CryptoPP::AAD_CHANNEL);
+ df.ChannelMessageEnd(CryptoPP::DEFAULT_CHANNEL);
+ df.SetRetrievalChannel(CryptoPP::DEFAULT_CHANNEL);
+
+ int size = df.MaxRetrievable();
+
+ std::vector<u8> pdata(size);
+ df.Get(pdata.data(), size);
+ return pdata;
+ } catch (CryptoPP::Exception&) {
+ LOG_ERROR(Service_NWM, "failed to decrypt");
+ }
+
+ return {};
+}
+
+/*
+ * Encrypts the payload of an 802.11 data frame using the specified key.
+ * @returns The encrypted payload.
+ */
+static std::vector<u8> EncryptDataFrame(const std::vector<u8>& payload,
+ const std::array<u8, CryptoPP::AES::BLOCKSIZE>& ccmp_key,
+ const MacAddress& sender, const MacAddress& receiver,
+ const MacAddress& bssid, u16 sequence_number,
+ u16 frame_control) {
+ // Reference: IEEE 802.11-2007
+
+ std::vector<u8> aad = GenerateCCMPAAD(sender, receiver, bssid, frame_control);
+
+ std::vector<u8> packet_number{0,
+ 0,
+ 0,
+ 0,
+ static_cast<u8>((sequence_number >> 8) & 0xFF),
+ static_cast<u8>(sequence_number & 0xFF)};
+
+ // 8.3.3.3.3 Construct CCM nonce (13 bytes)
+ std::vector<u8> nonce;
+ nonce.push_back(0); // priority
+ nonce.insert(nonce.end(), sender.begin(), sender.end()); // Address 2
+ nonce.insert(nonce.end(), packet_number.begin(), packet_number.end()); // PN
+
+ try {
+ CryptoPP::CCM<CryptoPP::AES, 8>::Encryption d;
+ d.SetKeyWithIV(ccmp_key.data(), ccmp_key.size(), nonce.data(), nonce.size());
+ d.SpecifyDataLengths(aad.size(), payload.size(), 0);
+
+ CryptoPP::AuthenticatedEncryptionFilter df(d);
+ // put aad
+ df.ChannelPut(CryptoPP::AAD_CHANNEL, aad.data(), aad.size());
+ df.ChannelMessageEnd(CryptoPP::AAD_CHANNEL);
+
+ // put plaintext
+ df.ChannelPut(CryptoPP::DEFAULT_CHANNEL, payload.data(), payload.size());
+ df.ChannelMessageEnd(CryptoPP::DEFAULT_CHANNEL);
+
+ df.SetRetrievalChannel(CryptoPP::DEFAULT_CHANNEL);
+
+ int size = df.MaxRetrievable();
+
+ std::vector<u8> cipher(size);
+ df.Get(cipher.data(), size);
+ return cipher;
+ } catch (CryptoPP::Exception&) {
+ LOG_ERROR(Service_NWM, "failed to encrypt");
+ }
+
+ return {};
+}
+
+std::vector<u8> GenerateDataPayload(const std::vector<u8>& data, u8 channel, u16 dest_node,
+ u16 src_node, u16 sequence_number) {
+ std::vector<u8> buffer = GenerateLLCHeader(EtherType::SecureData);
+ std::vector<u8> securedata_header =
+ GenerateSecureDataHeader(data.size(), channel, dest_node, src_node, sequence_number);
+
+ buffer.insert(buffer.end(), securedata_header.begin(), securedata_header.end());
+ buffer.insert(buffer.end(), data.begin(), data.end());
+ return buffer;
+}
+
+} // namespace NWM
+} // namespace Service
diff --git a/src/core/hle/service/nwm/uds_data.h b/src/core/hle/service/nwm/uds_data.h
new file mode 100644
index 000000000..a23520a41
--- /dev/null
+++ b/src/core/hle/service/nwm/uds_data.h
@@ -0,0 +1,78 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include <vector>
+#include "common/common_types.h"
+#include "common/swap.h"
+#include "core/hle/service/service.h"
+
+namespace Service {
+namespace NWM {
+
+enum class SAP : u8 { SNAPExtensionUsed = 0xAA };
+
+enum class PDUControl : u8 { UnnumberedInformation = 3 };
+
+enum class EtherType : u16 { SecureData = 0x876D, EAPoL = 0x888E };
+
+/*
+ * 802.2 header, UDS packets always use SNAP for these headers,
+ * which means the dsap and ssap are always SNAPExtensionUsed (0xAA)
+ * and the OUI is always 0.
+ */
+struct LLCHeader {
+ u8 dsap = static_cast<u8>(SAP::SNAPExtensionUsed);
+ u8 ssap = static_cast<u8>(SAP::SNAPExtensionUsed);
+ u8 control = static_cast<u8>(PDUControl::UnnumberedInformation);
+ std::array<u8, 3> OUI = {};
+ u16_be protocol;
+};
+
+static_assert(sizeof(LLCHeader) == 8, "LLCHeader has the wrong size");
+
+/*
+ * Nintendo SecureData header, every UDS packet contains one,
+ * it is used to store metadata about the transmission such as
+ * the source and destination network node ids.
+ */
+struct SecureDataHeader {
+ // TODO(Subv): It is likely that the first 4 bytes of this header are
+ // actually part of another container protocol.
+ u16_be protocol_size;
+ INSERT_PADDING_BYTES(2);
+ u16_be securedata_size;
+ u8 is_management;
+ u8 data_channel;
+ u16_be sequence_number;
+ u16_be dest_node_id;
+ u16_be src_node_id;
+};
+
+static_assert(sizeof(SecureDataHeader) == 14, "SecureDataHeader has the wrong size");
+
+/*
+ * The raw bytes of this structure are the CTR used in the encryption (AES-CTR)
+ * process used to generate the CCMP key for data frame encryption.
+ */
+struct DataFrameCryptoCTR {
+ u32_le wlan_comm_id;
+ u32_le network_id;
+ std::array<u8, 6> host_mac;
+ u16_le id;
+};
+
+static_assert(sizeof(DataFrameCryptoCTR) == 16, "DataFrameCryptoCTR has the wrong size");
+
+/**
+ * Generates an unencrypted 802.11 data payload.
+ * @returns The generated frame payload.
+ */
+std::vector<u8> GenerateDataPayload(const std::vector<u8>& data, u8 channel, u16 dest_node,
+ u16 src_node, u16 sequence_number);
+
+} // namespace NWM
+} // namespace Service
diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp
index e68b9f16a..e4b803046 100644
--- a/src/core/hle/svc.cpp
+++ b/src/core/hle/svc.cpp
@@ -25,6 +25,7 @@
#include "core/hle/kernel/semaphore.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
+#include "core/hle/kernel/session.h"
#include "core/hle/kernel/shared_memory.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/kernel/timer.h"
@@ -36,8 +37,9 @@
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace SVC
-using Kernel::SharedPtr;
using Kernel::ERR_INVALID_HANDLE;
+using Kernel::Handle;
+using Kernel::SharedPtr;
namespace SVC {
@@ -236,7 +238,7 @@ static ResultCode SendSyncRequest(Kernel::Handle handle) {
// TODO(Subv): svcSendSyncRequest should put the caller thread to sleep while the server
// responds and cause a reschedule.
- return session->SendSyncRequest();
+ return session->SendSyncRequest(Kernel::GetCurrentThread());
}
/// Close a handle
@@ -397,6 +399,112 @@ static ResultCode WaitSynchronizationN(s32* out, Kernel::Handle* handles, s32 ha
}
}
+/// In a single operation, sends a IPC reply and waits for a new request.
+static ResultCode ReplyAndReceive(s32* index, Kernel::Handle* handles, s32 handle_count,
+ Kernel::Handle reply_target) {
+ // 'handles' has to be a valid pointer even if 'handle_count' is 0.
+ if (handles == nullptr)
+ return Kernel::ERR_INVALID_POINTER;
+
+ // Check if 'handle_count' is invalid
+ if (handle_count < 0)
+ return Kernel::ERR_OUT_OF_RANGE;
+
+ using ObjectPtr = SharedPtr<Kernel::WaitObject>;
+ std::vector<ObjectPtr> objects(handle_count);
+
+ for (int i = 0; i < handle_count; ++i) {
+ auto object = Kernel::g_handle_table.Get<Kernel::WaitObject>(handles[i]);
+ if (object == nullptr)
+ return ERR_INVALID_HANDLE;
+ objects[i] = object;
+ }
+
+ // We are also sending a command reply.
+ // Do not send a reply if the command id in the command buffer is 0xFFFF.
+ u32* cmd_buff = Kernel::GetCommandBuffer();
+ IPC::Header header{cmd_buff[0]};
+ if (reply_target != 0 && header.command_id != 0xFFFF) {
+ auto session = Kernel::g_handle_table.Get<Kernel::ServerSession>(reply_target);
+ if (session == nullptr)
+ return ERR_INVALID_HANDLE;
+
+ auto request_thread = std::move(session->currently_handling);
+
+ // Mark the request as "handled".
+ session->currently_handling = nullptr;
+
+ // Error out if there's no request thread or the session was closed.
+ // TODO(Subv): Is the same error code (ClosedByRemote) returned for both of these cases?
+ if (request_thread == nullptr || session->parent->client == nullptr) {
+ *index = -1;
+ return Kernel::ERR_SESSION_CLOSED_BY_REMOTE;
+ }
+
+ // TODO(Subv): Perform IPC translation from the current thread to request_thread.
+
+ // Note: The scheduler is not invoked here.
+ request_thread->ResumeFromWait();
+ }
+
+ if (handle_count == 0) {
+ *index = 0;
+ // The kernel uses this value as a placeholder for the real error, and returns it when we
+ // pass no handles and do not perform any reply.
+ if (reply_target == 0 || header.command_id == 0xFFFF)
+ return ResultCode(0xE7E3FFFF);
+
+ return RESULT_SUCCESS;
+ }
+
+ auto thread = Kernel::GetCurrentThread();
+
+ // Find the first object that is acquirable in the provided list of objects
+ auto itr = std::find_if(objects.begin(), objects.end(), [thread](const ObjectPtr& object) {
+ return !object->ShouldWait(thread);
+ });
+
+ if (itr != objects.end()) {
+ // We found a ready object, acquire it and set the result value
+ Kernel::WaitObject* object = itr->get();
+ object->Acquire(thread);
+ *index = std::distance(objects.begin(), itr);
+
+ if (object->GetHandleType() == Kernel::HandleType::ServerSession) {
+ auto server_session = static_cast<Kernel::ServerSession*>(object);
+ if (server_session->parent->client == nullptr)
+ return Kernel::ERR_SESSION_CLOSED_BY_REMOTE;
+
+ // TODO(Subv): Perform IPC translation from the ServerSession to the current thread.
+ }
+ return RESULT_SUCCESS;
+ }
+
+ // No objects were ready to be acquired, prepare to suspend the thread.
+
+ // TODO(Subv): Perform IPC translation upon wakeup.
+
+ // Put the thread to sleep
+ thread->status = THREADSTATUS_WAIT_SYNCH_ANY;
+
+ // Add the thread to each of the objects' waiting threads.
+ for (size_t i = 0; i < objects.size(); ++i) {
+ Kernel::WaitObject* object = objects[i].get();
+ object->AddWaitingThread(thread);
+ }
+
+ thread->wait_objects = std::move(objects);
+
+ Core::System::GetInstance().PrepareReschedule();
+
+ // Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to a
+ // signal in one of its wait objects, or to 0xC8A01836 if there was a translation error.
+ // By default the index is set to -1.
+ thread->wait_set_output = true;
+ *index = -1;
+ return RESULT_SUCCESS;
+}
+
/// Create an address arbiter (to allocate access to shared resources)
static ResultCode CreateAddressArbiter(Kernel::Handle* out_handle) {
using Kernel::AddressArbiter;
@@ -933,7 +1041,6 @@ static ResultCode CreatePort(Kernel::Handle* server_port, Kernel::Handle* client
using Kernel::ServerPort;
using Kernel::ClientPort;
- using Kernel::SharedPtr;
auto ports = ServerPort::CreatePortPair(max_sessions);
CASCADE_RESULT(*client_port, Kernel::g_handle_table.Create(
@@ -947,6 +1054,41 @@ static ResultCode CreatePort(Kernel::Handle* server_port, Kernel::Handle* client
return RESULT_SUCCESS;
}
+static ResultCode CreateSessionToPort(Handle* out_client_session, Handle client_port_handle) {
+ using Kernel::ClientPort;
+ SharedPtr<ClientPort> client_port = Kernel::g_handle_table.Get<ClientPort>(client_port_handle);
+ if (client_port == nullptr)
+ return ERR_INVALID_HANDLE;
+
+ CASCADE_RESULT(auto session, client_port->Connect());
+ CASCADE_RESULT(*out_client_session, Kernel::g_handle_table.Create(std::move(session)));
+ return RESULT_SUCCESS;
+}
+
+static ResultCode CreateSession(Handle* server_session, Handle* client_session) {
+ auto sessions = Kernel::ServerSession::CreateSessionPair();
+
+ auto& server = std::get<SharedPtr<Kernel::ServerSession>>(sessions);
+ CASCADE_RESULT(*server_session, Kernel::g_handle_table.Create(std::move(server)));
+
+ auto& client = std::get<SharedPtr<Kernel::ClientSession>>(sessions);
+ CASCADE_RESULT(*client_session, Kernel::g_handle_table.Create(std::move(client)));
+
+ LOG_TRACE(Kernel_SVC, "called");
+ return RESULT_SUCCESS;
+}
+
+static ResultCode AcceptSession(Handle* out_server_session, Handle server_port_handle) {
+ using Kernel::ServerPort;
+ SharedPtr<ServerPort> server_port = Kernel::g_handle_table.Get<ServerPort>(server_port_handle);
+ if (server_port == nullptr)
+ return ERR_INVALID_HANDLE;
+
+ CASCADE_RESULT(auto session, server_port->Accept());
+ CASCADE_RESULT(*out_server_session, Kernel::g_handle_table.Create(std::move(session)));
+ return RESULT_SUCCESS;
+}
+
static ResultCode GetSystemInfo(s64* out, u32 type, s32 param) {
using Kernel::MemoryRegion;
@@ -1121,14 +1263,14 @@ static const FunctionDef SVC_Table[] = {
{0x45, nullptr, "Unknown"},
{0x46, nullptr, "Unknown"},
{0x47, HLE::Wrap<CreatePort>, "CreatePort"},
- {0x48, nullptr, "CreateSessionToPort"},
- {0x49, nullptr, "CreateSession"},
- {0x4A, nullptr, "AcceptSession"},
+ {0x48, HLE::Wrap<CreateSessionToPort>, "CreateSessionToPort"},
+ {0x49, HLE::Wrap<CreateSession>, "CreateSession"},
+ {0x4A, HLE::Wrap<AcceptSession>, "AcceptSession"},
{0x4B, nullptr, "ReplyAndReceive1"},
{0x4C, nullptr, "ReplyAndReceive2"},
{0x4D, nullptr, "ReplyAndReceive3"},
{0x4E, nullptr, "ReplyAndReceive4"},
- {0x4F, nullptr, "ReplyAndReceive"},
+ {0x4F, HLE::Wrap<ReplyAndReceive>, "ReplyAndReceive"},
{0x50, nullptr, "BindInterrupt"},
{0x51, nullptr, "UnbindInterrupt"},
{0x52, nullptr, "InvalidateProcessDataCache"},
diff --git a/src/core/hw/aes/key.h b/src/core/hw/aes/key.h
index b01d04f13..c9f1342f4 100644
--- a/src/core/hw/aes/key.h
+++ b/src/core/hw/aes/key.h
@@ -12,6 +12,8 @@ namespace HW {
namespace AES {
enum KeySlotID : size_t {
+ // AES Keyslot used to generate the UDS data frame CCMP key.
+ UDSDataKey = 0x2D,
APTWrap = 0x31,
MaxKeySlotID = 0x40,
diff --git a/src/core/hw/gpu.cpp b/src/core/hw/gpu.cpp
index 42809c731..6838e449c 100644
--- a/src/core/hw/gpu.cpp
+++ b/src/core/hw/gpu.cpp
@@ -5,6 +5,7 @@
#include <cstring>
#include <numeric>
#include <type_traits>
+#include "common/alignment.h"
#include "common/color.h"
#include "common/common_types.h"
#include "common/logging/log.h"
@@ -313,7 +314,7 @@ static void TextureCopy(const Regs::DisplayTransferConfig& config) {
const PAddr src_addr = config.GetPhysicalInputAddress();
const PAddr dst_addr = config.GetPhysicalOutputAddress();
- // TODO: do hwtest with these cases
+ // TODO: do hwtest with invalid addresses
if (!Memory::IsValidPhysicalAddress(src_addr)) {
LOG_CRITICAL(HW_GPU, "invalid input address 0x%08X", src_addr);
return;
@@ -324,31 +325,36 @@ static void TextureCopy(const Regs::DisplayTransferConfig& config) {
return;
}
- if (config.texture_copy.input_width == 0) {
- LOG_CRITICAL(HW_GPU, "zero input width");
+ if (VideoCore::g_renderer->Rasterizer()->AccelerateTextureCopy(config))
return;
- }
- if (config.texture_copy.output_width == 0) {
- LOG_CRITICAL(HW_GPU, "zero output width");
+ u8* src_pointer = Memory::GetPhysicalPointer(src_addr);
+ u8* dst_pointer = Memory::GetPhysicalPointer(dst_addr);
+
+ u32 remaining_size = Common::AlignDown(config.texture_copy.size, 16);
+
+ if (remaining_size == 0) {
+ LOG_CRITICAL(HW_GPU, "zero size. Real hardware freezes on this.");
return;
}
- if (config.texture_copy.size == 0) {
- LOG_CRITICAL(HW_GPU, "zero size");
+ u32 input_gap = config.texture_copy.input_gap * 16;
+ u32 output_gap = config.texture_copy.output_gap * 16;
+
+ // Zero gap means contiguous input/output even if width = 0. To avoid infinite loop below, width
+ // is assigned with the total size if gap = 0.
+ u32 input_width = input_gap == 0 ? remaining_size : config.texture_copy.input_width * 16;
+ u32 output_width = output_gap == 0 ? remaining_size : config.texture_copy.output_width * 16;
+
+ if (input_width == 0) {
+ LOG_CRITICAL(HW_GPU, "zero input width. Real hardware freezes on this.");
return;
}
- if (VideoCore::g_renderer->Rasterizer()->AccelerateTextureCopy(config))
+ if (output_width == 0) {
+ LOG_CRITICAL(HW_GPU, "zero output width. Real hardware freezes on this.");
return;
-
- u8* src_pointer = Memory::GetPhysicalPointer(src_addr);
- u8* dst_pointer = Memory::GetPhysicalPointer(dst_addr);
-
- u32 input_width = config.texture_copy.input_width * 16;
- u32 input_gap = config.texture_copy.input_gap * 16;
- u32 output_width = config.texture_copy.output_width * 16;
- u32 output_gap = config.texture_copy.output_gap * 16;
+ }
size_t contiguous_input_size =
config.texture_copy.size / input_width * (input_width + input_gap);
@@ -360,7 +366,6 @@ static void TextureCopy(const Regs::DisplayTransferConfig& config) {
Memory::RasterizerFlushAndInvalidateRegion(config.GetPhysicalOutputAddress(),
static_cast<u32>(contiguous_output_size));
- u32 remaining_size = config.texture_copy.size;
u32 remaining_input = input_width;
u32 remaining_output = output_width;
while (remaining_size > 0) {
diff --git a/src/core/hw/gpu.h b/src/core/hw/gpu.h
index bdd997b2a..21b127fee 100644
--- a/src/core/hw/gpu.h
+++ b/src/core/hw/gpu.h
@@ -225,7 +225,7 @@ struct Regs {
INSERT_PADDING_WORDS(0x1);
struct {
- u32 size;
+ u32 size; // The lower 4 bits are ignored
union {
u32 input_size;
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index b8438e490..9024f4922 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -139,7 +139,12 @@ void UnmapRegion(VAddr base, u32 size) {
static u8* GetPointerFromVMA(VAddr vaddr) {
u8* direct_pointer = nullptr;
- auto& vma = Kernel::g_current_process->vm_manager.FindVMA(vaddr)->second;
+ auto& vm_manager = Kernel::g_current_process->vm_manager;
+
+ auto it = vm_manager.FindVMA(vaddr);
+ ASSERT(it != vm_manager.vma_map.end());
+
+ auto& vma = it->second;
switch (vma.type) {
case Kernel::VMAType::AllocatedMemoryBlock:
direct_pointer = vma.backing_block->data() + vma.offset;
@@ -147,6 +152,8 @@ static u8* GetPointerFromVMA(VAddr vaddr) {
case Kernel::VMAType::BackingMemory:
direct_pointer = vma.backing_memory;
break;
+ case Kernel::VMAType::Free:
+ return nullptr;
default:
UNREACHABLE();
}
@@ -341,11 +348,19 @@ void RasterizerMarkRegionCached(PAddr start, u32 size, int count_delta) {
if (res_count == 0) {
PageType& page_type = current_page_table->attributes[vaddr >> PAGE_BITS];
switch (page_type) {
- case PageType::RasterizerCachedMemory:
- page_type = PageType::Memory;
- current_page_table->pointers[vaddr >> PAGE_BITS] =
- GetPointerFromVMA(vaddr & ~PAGE_MASK);
+ case PageType::RasterizerCachedMemory: {
+ u8* pointer = GetPointerFromVMA(vaddr & ~PAGE_MASK);
+ if (pointer == nullptr) {
+ // It's possible that this function has called been while updating the pagetable
+ // after unmapping a VMA. In that case the underlying VMA will no longer exist,
+ // and we should just leave the pagetable entry blank.
+ page_type = PageType::Unmapped;
+ } else {
+ page_type = PageType::Memory;
+ current_page_table->pointers[vaddr >> PAGE_BITS] = pointer;
+ }
break;
+ }
case PageType::RasterizerCachedSpecial:
page_type = PageType::Special;
break;
diff --git a/src/core/settings.h b/src/core/settings.h
index 03c64c94c..ee16bb90a 100644
--- a/src/core/settings.h
+++ b/src/core/settings.h
@@ -126,6 +126,9 @@ struct Values {
// Debugging
bool use_gdbstub;
u16 gdbstub_port;
+
+ // WebService
+ std::string telemetry_endpoint_url;
} extern values;
// a special value for Values::region_value indicating that citra will automatically select a region
diff --git a/src/core/telemetry_session.cpp b/src/core/telemetry_session.cpp
index ddc8b262e..70eff4340 100644
--- a/src/core/telemetry_session.cpp
+++ b/src/core/telemetry_session.cpp
@@ -7,12 +7,18 @@
#include "common/scm_rev.h"
#include "core/telemetry_session.h"
+#ifdef ENABLE_WEB_SERVICE
+#include "web_service/telemetry_json.h"
+#endif
+
namespace Core {
TelemetrySession::TelemetrySession() {
- // TODO(bunnei): Replace with a backend that logs to our web service
+#ifdef ENABLE_WEB_SERVICE
+ backend = std::make_unique<WebService::TelemetryJson>();
+#else
backend = std::make_unique<Telemetry::NullVisitor>();
-
+#endif
// Log one-time session start information
const auto duration{std::chrono::steady_clock::now().time_since_epoch()};
const auto start_time{std::chrono::duration_cast<std::chrono::microseconds>(duration).count()};
diff --git a/src/network/CMakeLists.txt b/src/network/CMakeLists.txt
new file mode 100644
index 000000000..aeabe430e
--- /dev/null
+++ b/src/network/CMakeLists.txt
@@ -0,0 +1,16 @@
+set(SRCS
+ network.cpp
+ room.cpp
+ room_member.cpp
+ )
+
+set(HEADERS
+ network.h
+ room.h
+ room_member.h
+ )
+
+create_directory_groups(${SRCS} ${HEADERS})
+
+add_library(network STATIC ${SRCS} ${HEADERS})
+target_link_libraries(network PRIVATE common enet)
diff --git a/src/network/network.cpp b/src/network/network.cpp
new file mode 100644
index 000000000..51b5d6a9f
--- /dev/null
+++ b/src/network/network.cpp
@@ -0,0 +1,50 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+#include "common/logging/log.h"
+#include "enet/enet.h"
+#include "network/network.h"
+
+namespace Network {
+
+static std::shared_ptr<RoomMember> g_room_member; ///< RoomMember (Client) for network games
+static std::shared_ptr<Room> g_room; ///< Room (Server) for network games
+// TODO(B3N30): Put these globals into a networking class
+
+bool Init() {
+ if (enet_initialize() != 0) {
+ LOG_ERROR(Network, "Error initalizing ENet");
+ return false;
+ }
+ g_room = std::make_shared<Room>();
+ g_room_member = std::make_shared<RoomMember>();
+ LOG_DEBUG(Network, "initialized OK");
+ return true;
+}
+
+std::weak_ptr<Room> GetRoom() {
+ return g_room;
+}
+
+std::weak_ptr<RoomMember> GetRoomMember() {
+ return g_room_member;
+}
+
+void Shutdown() {
+ if (g_room_member) {
+ if (g_room_member->IsConnected())
+ g_room_member->Leave();
+ g_room_member.reset();
+ }
+ if (g_room) {
+ if (g_room->GetState() == Room::State::Open)
+ g_room->Destroy();
+ g_room.reset();
+ }
+ enet_deinitialize();
+ LOG_DEBUG(Network, "shutdown OK");
+}
+
+} // namespace Network
diff --git a/src/network/network.h b/src/network/network.h
new file mode 100644
index 000000000..6d002d693
--- /dev/null
+++ b/src/network/network.h
@@ -0,0 +1,25 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include "network/room.h"
+#include "network/room_member.h"
+
+namespace Network {
+
+/// Initializes and registers the network device, the room, and the room member.
+bool Init();
+
+/// Returns a pointer to the room handle
+std::weak_ptr<Room> GetRoom();
+
+/// Returns a pointer to the room member handle
+std::weak_ptr<RoomMember> GetRoomMember();
+
+/// Unregisters the network device, the room, and the room member and shut them down.
+void Shutdown();
+
+} // namespace Network
diff --git a/src/network/room.cpp b/src/network/room.cpp
new file mode 100644
index 000000000..48de2f5cb
--- /dev/null
+++ b/src/network/room.cpp
@@ -0,0 +1,60 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "enet/enet.h"
+#include "network/room.h"
+
+namespace Network {
+
+/// Maximum number of concurrent connections allowed to this room.
+static constexpr u32 MaxConcurrentConnections = 10;
+
+class Room::RoomImpl {
+public:
+ ENetHost* server = nullptr; ///< Network interface.
+
+ std::atomic<State> state{State::Closed}; ///< Current state of the room.
+ RoomInformation room_information; ///< Information about this room.
+};
+
+Room::Room() : room_impl{std::make_unique<RoomImpl>()} {}
+
+Room::~Room() = default;
+
+void Room::Create(const std::string& name, const std::string& server_address, u16 server_port) {
+ ENetAddress address;
+ address.host = ENET_HOST_ANY;
+ enet_address_set_host(&address, server_address.c_str());
+ address.port = server_port;
+
+ room_impl->server = enet_host_create(&address, MaxConcurrentConnections, NumChannels, 0, 0);
+ // TODO(B3N30): Allow specifying the maximum number of concurrent connections.
+ room_impl->state = State::Open;
+
+ room_impl->room_information.name = name;
+ room_impl->room_information.member_slots = MaxConcurrentConnections;
+
+ // TODO(B3N30): Start the receiving thread
+}
+
+Room::State Room::GetState() const {
+ return room_impl->state;
+}
+
+const RoomInformation& Room::GetRoomInformation() const {
+ return room_impl->room_information;
+}
+
+void Room::Destroy() {
+ room_impl->state = State::Closed;
+ // TODO(B3n30): Join the receiving thread
+
+ if (room_impl->server) {
+ enet_host_destroy(room_impl->server);
+ }
+ room_impl->room_information = {};
+ room_impl->server = nullptr;
+}
+
+} // namespace Network
diff --git a/src/network/room.h b/src/network/room.h
new file mode 100644
index 000000000..70c64d5f1
--- /dev/null
+++ b/src/network/room.h
@@ -0,0 +1,60 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <atomic>
+#include <memory>
+#include <string>
+#include "common/common_types.h"
+
+namespace Network {
+
+constexpr u16 DefaultRoomPort = 1234;
+constexpr size_t NumChannels = 1; // Number of channels used for the connection
+
+struct RoomInformation {
+ std::string name; ///< Name of the server
+ u32 member_slots; ///< Maximum number of members in this room
+};
+
+/// This is what a server [person creating a server] would use.
+class Room final {
+public:
+ enum class State : u8 {
+ Open, ///< The room is open and ready to accept connections.
+ Closed, ///< The room is not opened and can not accept connections.
+ };
+
+ Room();
+ ~Room();
+
+ /**
+ * Gets the current state of the room.
+ */
+ State GetState() const;
+
+ /**
+ * Gets the room information of the room.
+ */
+ const RoomInformation& GetRoomInformation() const;
+
+ /**
+ * Creates the socket for this room. Will bind to default address if
+ * server is empty string.
+ */
+ void Create(const std::string& name, const std::string& server = "",
+ u16 server_port = DefaultRoomPort);
+
+ /**
+ * Destroys the socket
+ */
+ void Destroy();
+
+private:
+ class RoomImpl;
+ std::unique_ptr<RoomImpl> room_impl;
+};
+
+} // namespace Network
diff --git a/src/network/room_member.cpp b/src/network/room_member.cpp
new file mode 100644
index 000000000..c87f009f4
--- /dev/null
+++ b/src/network/room_member.cpp
@@ -0,0 +1,74 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+#include "enet/enet.h"
+#include "network/room_member.h"
+
+namespace Network {
+
+constexpr u32 ConnectionTimeoutMs = 5000;
+
+class RoomMember::RoomMemberImpl {
+public:
+ ENetHost* client = nullptr; ///< ENet network interface.
+ ENetPeer* server = nullptr; ///< The server peer the client is connected to
+
+ std::atomic<State> state{State::Idle}; ///< Current state of the RoomMember.
+
+ std::string nickname; ///< The nickname of this member.
+};
+
+RoomMember::RoomMember() : room_member_impl{std::make_unique<RoomMemberImpl>()} {
+ room_member_impl->client = enet_host_create(nullptr, 1, NumChannels, 0, 0);
+ ASSERT_MSG(room_member_impl->client != nullptr, "Could not create client");
+}
+
+RoomMember::~RoomMember() {
+ ASSERT_MSG(!IsConnected(), "RoomMember is being destroyed while connected");
+ enet_host_destroy(room_member_impl->client);
+}
+
+RoomMember::State RoomMember::GetState() const {
+ return room_member_impl->state;
+}
+
+void RoomMember::Join(const std::string& nick, const char* server_addr, u16 server_port,
+ u16 client_port) {
+ ENetAddress address{};
+ enet_address_set_host(&address, server_addr);
+ address.port = server_port;
+
+ room_member_impl->server =
+ enet_host_connect(room_member_impl->client, &address, NumChannels, 0);
+
+ if (!room_member_impl->server) {
+ room_member_impl->state = State::Error;
+ return;
+ }
+
+ ENetEvent event{};
+ int net = enet_host_service(room_member_impl->client, &event, ConnectionTimeoutMs);
+ if (net > 0 && event.type == ENET_EVENT_TYPE_CONNECT) {
+ room_member_impl->nickname = nick;
+ room_member_impl->state = State::Joining;
+ // TODO(B3N30): Send a join request with the nickname to the server
+ // TODO(B3N30): Start the receive thread
+ } else {
+ room_member_impl->state = State::CouldNotConnect;
+ }
+}
+
+bool RoomMember::IsConnected() const {
+ return room_member_impl->state == State::Joining || room_member_impl->state == State::Joined;
+}
+
+void RoomMember::Leave() {
+ enet_peer_disconnect(room_member_impl->server, 0);
+ room_member_impl->state = State::Idle;
+ // TODO(B3N30): Close the receive thread
+ enet_peer_reset(room_member_impl->server);
+}
+
+} // namespace Network
diff --git a/src/network/room_member.h b/src/network/room_member.h
new file mode 100644
index 000000000..177622b69
--- /dev/null
+++ b/src/network/room_member.h
@@ -0,0 +1,65 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <atomic>
+#include <memory>
+#include <string>
+#include "common/common_types.h"
+#include "network/room.h"
+
+namespace Network {
+
+/**
+ * This is what a client [person joining a server] would use.
+ * It also has to be used if you host a game yourself (You'd create both, a Room and a
+ * RoomMembership for yourself)
+ */
+class RoomMember final {
+public:
+ enum class State : u8 {
+ Idle, ///< Default state
+ Error, ///< Some error [permissions to network device missing or something]
+ Joining, ///< The client is attempting to join a room.
+ Joined, ///< The client is connected to the room and is ready to send/receive packets.
+ LostConnection, ///< Connection closed
+
+ // Reasons why connection was rejected
+ NameCollision, ///< Somebody is already using this name
+ MacCollision, ///< Somebody is already using that mac-address
+ CouldNotConnect ///< The room is not responding to a connection attempt
+ };
+
+ RoomMember();
+ ~RoomMember();
+
+ /**
+ * Returns the status of our connection to the room.
+ */
+ State GetState() const;
+
+ /**
+ * Returns whether we're connected to a server or not.
+ */
+ bool IsConnected() const;
+
+ /**
+ * Attempts to join a room at the specified address and port, using the specified nickname.
+ * This may fail if the username is already taken.
+ */
+ void Join(const std::string& nickname, const char* server_addr = "127.0.0.1",
+ const u16 serverPort = DefaultRoomPort, const u16 clientPort = 0);
+
+ /**
+ * Leaves the current room.
+ */
+ void Leave();
+
+private:
+ class RoomMemberImpl;
+ std::unique_ptr<RoomMemberImpl> room_member_impl;
+};
+
+} // namespace Network
diff --git a/src/tests/core/hle/kernel/hle_ipc.cpp b/src/tests/core/hle/kernel/hle_ipc.cpp
index e07a28c5b..52336d027 100644
--- a/src/tests/core/hle/kernel/hle_ipc.cpp
+++ b/src/tests/core/hle/kernel/hle_ipc.cpp
@@ -18,7 +18,7 @@ static SharedPtr<Object> MakeObject() {
return Event::Create(ResetType::OneShot);
}
-TEST_CASE("HLERequestContext::PopoulateFromIncomingCommandBuffer", "[core][kernel]") {
+TEST_CASE("HLERequestContext::PopulateFromIncomingCommandBuffer", "[core][kernel]") {
auto session = std::get<SharedPtr<ServerSession>>(ServerSession::CreateSessionPair());
HLERequestContext context(std::move(session));
@@ -94,6 +94,18 @@ TEST_CASE("HLERequestContext::PopoulateFromIncomingCommandBuffer", "[core][kerne
REQUIRE(context.GetIncomingHandle(output[5]) == c);
}
+ SECTION("translates null handles") {
+ const u32_le input[]{
+ IPC::MakeHeader(0, 0, 2), IPC::MoveHandleDesc(1), 0,
+ };
+
+ auto result = context.PopulateFromIncomingCommandBuffer(input, *process, handle_table);
+
+ REQUIRE(result == RESULT_SUCCESS);
+ auto* output = context.CommandBuffer();
+ REQUIRE(context.GetIncomingHandle(output[2]) == nullptr);
+ }
+
SECTION("translates CallingPid descriptors") {
const u32_le input[]{
IPC::MakeHeader(0, 0, 2), IPC::CallingPidDesc(), 0x98989898,
@@ -171,6 +183,17 @@ TEST_CASE("HLERequestContext::WriteToOutgoingCommandBuffer", "[core][kernel]") {
REQUIRE(handle_table.GetGeneric(output[4]) == b);
}
+ SECTION("translates null handles") {
+ input[0] = IPC::MakeHeader(0, 0, 2);
+ input[1] = IPC::MoveHandleDesc(1);
+ input[2] = context.AddOutgoingHandle(nullptr);
+
+ auto result = context.WriteToOutgoingCommandBuffer(output, *process, handle_table);
+
+ REQUIRE(result == RESULT_SUCCESS);
+ REQUIRE(output[2] == 0);
+ }
+
SECTION("translates multi-handle descriptors") {
auto a = MakeObject();
auto b = MakeObject();
diff --git a/src/video_core/pica_state.h b/src/video_core/pica_state.h
index 3b00df0b3..2d23d34e6 100644
--- a/src/video_core/pica_state.h
+++ b/src/video_core/pica_state.h
@@ -111,6 +111,14 @@ struct State {
BitField<0, 13, s32> difference; // 1.1.11 fixed point
BitField<13, 11, u32> value; // 0.0.11 fixed point
+
+ float ToFloat() const {
+ return static_cast<float>(value) / 2047.0f;
+ }
+
+ float DiffToFloat() const {
+ return static_cast<float>(difference) / 2047.0f;
+ }
};
std::array<LutEntry, 128> lut;
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp
index 8b7991c04..ff3f69ba3 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.cpp
+++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp
@@ -94,10 +94,10 @@ RasterizerOpenGL::RasterizerOpenGL() : shader_dirty(true) {
framebuffer.Create();
// Allocate and bind lighting lut textures
- lighting_lut_buffer.Create();
+ lighting_lut.Create();
state.lighting_lut.texture_buffer = lighting_lut.handle;
state.Apply();
- lighting_lut.Create();
+ lighting_lut_buffer.Create();
glBindBuffer(GL_TEXTURE_BUFFER, lighting_lut_buffer.handle);
glBufferData(GL_TEXTURE_BUFFER,
sizeof(GLfloat) * 2 * 256 * Pica::LightingRegs::NumLightingSampler, nullptr,
@@ -106,16 +106,14 @@ RasterizerOpenGL::RasterizerOpenGL() : shader_dirty(true) {
glTexBuffer(GL_TEXTURE_BUFFER, GL_RG32F, lighting_lut_buffer.handle);
// Setup the LUT for the fog
- {
- fog_lut.Create();
- state.fog_lut.texture_1d = fog_lut.handle;
- }
+ fog_lut.Create();
+ state.fog_lut.texture_buffer = fog_lut.handle;
state.Apply();
-
+ fog_lut_buffer.Create();
+ glBindBuffer(GL_TEXTURE_BUFFER, fog_lut_buffer.handle);
+ glBufferData(GL_TEXTURE_BUFFER, sizeof(GLfloat) * 2 * 128, nullptr, GL_DYNAMIC_DRAW);
glActiveTexture(TextureUnits::FogLUT.Enum());
- glTexImage1D(GL_TEXTURE_1D, 0, GL_R32UI, 128, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, nullptr);
- glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexBuffer(GL_TEXTURE_BUFFER, GL_RG32F, fog_lut_buffer.handle);
// Setup the noise LUT for proctex
proctex_noise_lut.Create();
@@ -1356,16 +1354,17 @@ void RasterizerOpenGL::SyncFogColor() {
}
void RasterizerOpenGL::SyncFogLUT() {
- std::array<GLuint, 128> new_data;
+ std::array<GLvec2, 128> new_data;
std::transform(Pica::g_state.fog.lut.begin(), Pica::g_state.fog.lut.end(), new_data.begin(),
- [](const auto& entry) { return entry.raw; });
+ [](const auto& entry) {
+ return GLvec2{entry.ToFloat(), entry.DiffToFloat()};
+ });
if (new_data != fog_lut_data) {
fog_lut_data = new_data;
- glActiveTexture(TextureUnits::FogLUT.Enum());
- glTexSubImage1D(GL_TEXTURE_1D, 0, 0, 128, GL_RED_INTEGER, GL_UNSIGNED_INT,
- fog_lut_data.data());
+ glBindBuffer(GL_TEXTURE_BUFFER, fog_lut_buffer.handle);
+ glBufferSubData(GL_TEXTURE_BUFFER, 0, new_data.size() * sizeof(GLvec2), new_data.data());
}
}
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h
index 79acd4230..a433c1d4a 100644
--- a/src/video_core/renderer_opengl/gl_rasterizer.h
+++ b/src/video_core/renderer_opengl/gl_rasterizer.h
@@ -283,8 +283,9 @@ private:
OGLTexture lighting_lut;
std::array<std::array<GLvec2, 256>, Pica::LightingRegs::NumLightingSampler> lighting_lut_data{};
+ OGLBuffer fog_lut_buffer;
OGLTexture fog_lut;
- std::array<GLuint, 128> fog_lut_data{};
+ std::array<GLvec2, 128> fog_lut_data{};
OGLTexture proctex_noise_lut;
std::array<GLvec2, 128> proctex_noise_lut_data{};
diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp
index 0c7c4dd5c..c93b108fb 100644
--- a/src/video_core/renderer_opengl/gl_shader_gen.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp
@@ -1052,7 +1052,7 @@ layout (std140) uniform shader_data {
uniform sampler2D tex[3];
uniform samplerBuffer lighting_lut;
-uniform usampler1D fog_lut;
+uniform samplerBuffer fog_lut;
uniform sampler1D proctex_noise_lut;
uniform sampler1D proctex_color_map;
uniform sampler1D proctex_alpha_map;
@@ -1145,12 +1145,8 @@ vec4 secondary_fragment_color = vec4(0.0);
// Generate clamped fog factor from LUT for given fog index
out += "float fog_i = clamp(floor(fog_index), 0.0, 127.0);\n";
out += "float fog_f = fog_index - fog_i;\n";
- out += "uint fog_lut_entry = texelFetch(fog_lut, int(fog_i), 0).r;\n";
- out += "float fog_lut_entry_difference = float(int((fog_lut_entry & 0x1FFFU) << 19U) >> "
- "19);\n"; // Extract signed difference
- out += "float fog_lut_entry_value = float((fog_lut_entry >> 13U) & 0x7FFU);\n";
- out += "float fog_factor = (fog_lut_entry_value + fog_lut_entry_difference * fog_f) / "
- "2047.0;\n";
+ out += "vec2 fog_lut_entry = texelFetch(fog_lut, int(fog_i)).rg;\n";
+ out += "float fog_factor = fog_lut_entry.r + fog_lut_entry.g * fog_f;\n";
out += "fog_factor = clamp(fog_factor, 0.0, 1.0);\n";
// Blend the fog
diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp
index 14e63115c..eface2dea 100644
--- a/src/video_core/renderer_opengl/gl_state.cpp
+++ b/src/video_core/renderer_opengl/gl_state.cpp
@@ -54,7 +54,7 @@ OpenGLState::OpenGLState() {
lighting_lut.texture_buffer = 0;
- fog_lut.texture_1d = 0;
+ fog_lut.texture_buffer = 0;
proctex_lut.texture_1d = 0;
proctex_diff_lut.texture_1d = 0;
@@ -198,9 +198,9 @@ void OpenGLState::Apply() const {
}
// Fog LUT
- if (fog_lut.texture_1d != cur_state.fog_lut.texture_1d) {
+ if (fog_lut.texture_buffer != cur_state.fog_lut.texture_buffer) {
glActiveTexture(TextureUnits::FogLUT.Enum());
- glBindTexture(GL_TEXTURE_1D, fog_lut.texture_1d);
+ glBindTexture(GL_TEXTURE_BUFFER, fog_lut.texture_buffer);
}
// ProcTex Noise LUT
@@ -272,8 +272,8 @@ void OpenGLState::ResetTexture(GLuint handle) {
}
if (cur_state.lighting_lut.texture_buffer == handle)
cur_state.lighting_lut.texture_buffer = 0;
- if (cur_state.fog_lut.texture_1d == handle)
- cur_state.fog_lut.texture_1d = 0;
+ if (cur_state.fog_lut.texture_buffer == handle)
+ cur_state.fog_lut.texture_buffer = 0;
if (cur_state.proctex_noise_lut.texture_1d == handle)
cur_state.proctex_noise_lut.texture_1d = 0;
if (cur_state.proctex_color_map.texture_1d == handle)
diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h
index bb0218708..1efcf0811 100644
--- a/src/video_core/renderer_opengl/gl_state.h
+++ b/src/video_core/renderer_opengl/gl_state.h
@@ -91,7 +91,7 @@ public:
} lighting_lut;
struct {
- GLuint texture_1d; // GL_TEXTURE_BINDING_1D
+ GLuint texture_buffer; // GL_TEXTURE_BINDING_BUFFER
} fog_lut;
struct {
diff --git a/src/video_core/swrasterizer/rasterizer.cpp b/src/video_core/swrasterizer/rasterizer.cpp
index cd7b6c39d..512e81c08 100644
--- a/src/video_core/swrasterizer/rasterizer.cpp
+++ b/src/video_core/swrasterizer/rasterizer.cpp
@@ -584,8 +584,7 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve
float fog_i = MathUtil::Clamp(floorf(fog_index), 0.0f, 127.0f);
float fog_f = fog_index - fog_i;
const auto& fog_lut_entry = g_state.fog.lut[static_cast<unsigned int>(fog_i)];
- float fog_factor = (fog_lut_entry.value + fog_lut_entry.difference * fog_f) /
- 2047.0f; // This is signed fixed point 1.11
+ float fog_factor = fog_lut_entry.ToFloat() + fog_lut_entry.DiffToFloat() * fog_f;
fog_factor = MathUtil::Clamp(fog_factor, 0.0f, 1.0f);
// Blend the fog
diff --git a/src/web_service/CMakeLists.txt b/src/web_service/CMakeLists.txt
new file mode 100644
index 000000000..334d82a8a
--- /dev/null
+++ b/src/web_service/CMakeLists.txt
@@ -0,0 +1,14 @@
+set(SRCS
+ telemetry_json.cpp
+ web_backend.cpp
+ )
+
+set(HEADERS
+ telemetry_json.h
+ web_backend.h
+ )
+
+create_directory_groups(${SRCS} ${HEADERS})
+
+add_library(web_service STATIC ${SRCS} ${HEADERS})
+target_link_libraries(web_service PUBLIC common cpr json-headers)
diff --git a/src/web_service/telemetry_json.cpp b/src/web_service/telemetry_json.cpp
new file mode 100644
index 000000000..a2d007e77
--- /dev/null
+++ b/src/web_service/telemetry_json.cpp
@@ -0,0 +1,87 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+#include "core/settings.h"
+#include "web_service/telemetry_json.h"
+#include "web_service/web_backend.h"
+
+namespace WebService {
+
+template <class T>
+void TelemetryJson::Serialize(Telemetry::FieldType type, const std::string& name, T value) {
+ sections[static_cast<u8>(type)][name] = value;
+}
+
+void TelemetryJson::SerializeSection(Telemetry::FieldType type, const std::string& name) {
+ TopSection()[name] = sections[static_cast<unsigned>(type)];
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<bool>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<double>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<float>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<u8>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<u16>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<u32>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<u64>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<s8>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<s16>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<s32>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<s64>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<std::string>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue());
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<const char*>& field) {
+ Serialize(field.GetType(), field.GetName(), std::string(field.GetValue()));
+}
+
+void TelemetryJson::Visit(const Telemetry::Field<std::chrono::microseconds>& field) {
+ Serialize(field.GetType(), field.GetName(), field.GetValue().count());
+}
+
+void TelemetryJson::Complete() {
+ SerializeSection(Telemetry::FieldType::App, "App");
+ SerializeSection(Telemetry::FieldType::Session, "Session");
+ SerializeSection(Telemetry::FieldType::Performance, "Performance");
+ SerializeSection(Telemetry::FieldType::UserFeedback, "UserFeedback");
+ SerializeSection(Telemetry::FieldType::UserConfig, "UserConfig");
+ SerializeSection(Telemetry::FieldType::UserSystem, "UserSystem");
+ PostJson(Settings::values.telemetry_endpoint_url, TopSection().dump());
+}
+
+} // namespace WebService
diff --git a/src/web_service/telemetry_json.h b/src/web_service/telemetry_json.h
new file mode 100644
index 000000000..39038b4f9
--- /dev/null
+++ b/src/web_service/telemetry_json.h
@@ -0,0 +1,54 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <array>
+#include <string>
+#include <json.hpp>
+#include "common/telemetry.h"
+
+namespace WebService {
+
+/**
+ * Implementation of VisitorInterface that serialized telemetry into JSON, and submits it to the
+ * Citra web service
+ */
+class TelemetryJson : public Telemetry::VisitorInterface {
+public:
+ TelemetryJson() = default;
+ ~TelemetryJson() = default;
+
+ void Visit(const Telemetry::Field<bool>& field) override;
+ void Visit(const Telemetry::Field<double>& field) override;
+ void Visit(const Telemetry::Field<float>& field) override;
+ void Visit(const Telemetry::Field<u8>& field) override;
+ void Visit(const Telemetry::Field<u16>& field) override;
+ void Visit(const Telemetry::Field<u32>& field) override;
+ void Visit(const Telemetry::Field<u64>& field) override;
+ void Visit(const Telemetry::Field<s8>& field) override;
+ void Visit(const Telemetry::Field<s16>& field) override;
+ void Visit(const Telemetry::Field<s32>& field) override;
+ void Visit(const Telemetry::Field<s64>& field) override;
+ void Visit(const Telemetry::Field<std::string>& field) override;
+ void Visit(const Telemetry::Field<const char*>& field) override;
+ void Visit(const Telemetry::Field<std::chrono::microseconds>& field) override;
+
+ void Complete() override;
+
+private:
+ nlohmann::json& TopSection() {
+ return sections[static_cast<u8>(Telemetry::FieldType::None)];
+ }
+
+ template <class T>
+ void Serialize(Telemetry::FieldType type, const std::string& name, T value);
+
+ void SerializeSection(Telemetry::FieldType type, const std::string& name);
+
+ nlohmann::json output;
+ std::array<nlohmann::json, 7> sections;
+};
+
+} // namespace WebService
diff --git a/src/web_service/web_backend.cpp b/src/web_service/web_backend.cpp
new file mode 100644
index 000000000..13e4555ac
--- /dev/null
+++ b/src/web_service/web_backend.cpp
@@ -0,0 +1,52 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <cpr/cpr.h>
+#include <stdlib.h>
+#include "common/logging/log.h"
+#include "web_service/web_backend.h"
+
+namespace WebService {
+
+static constexpr char API_VERSION[]{"1"};
+static constexpr char ENV_VAR_USERNAME[]{"CITRA_WEB_SERVICES_USERNAME"};
+static constexpr char ENV_VAR_TOKEN[]{"CITRA_WEB_SERVICES_TOKEN"};
+
+static std::string GetEnvironmentVariable(const char* name) {
+ const char* value{getenv(name)};
+ if (value) {
+ return value;
+ }
+ return {};
+}
+
+const std::string& GetUsername() {
+ static const std::string username{GetEnvironmentVariable(ENV_VAR_USERNAME)};
+ return username;
+}
+
+const std::string& GetToken() {
+ static const std::string token{GetEnvironmentVariable(ENV_VAR_TOKEN)};
+ return token;
+}
+
+void PostJson(const std::string& url, const std::string& data) {
+ if (url.empty()) {
+ LOG_ERROR(WebService, "URL is invalid");
+ return;
+ }
+
+ if (GetUsername().empty() || GetToken().empty()) {
+ LOG_ERROR(WebService, "Environment variables %s and %s must be set to POST JSON",
+ ENV_VAR_USERNAME, ENV_VAR_TOKEN);
+ return;
+ }
+
+ cpr::PostAsync(cpr::Url{url}, cpr::Body{data}, cpr::Header{{"Content-Type", "application/json"},
+ {"x-username", GetUsername()},
+ {"x-token", GetToken()},
+ {"api-version", API_VERSION}});
+}
+
+} // namespace WebService
diff --git a/src/web_service/web_backend.h b/src/web_service/web_backend.h
new file mode 100644
index 000000000..2753d3b68
--- /dev/null
+++ b/src/web_service/web_backend.h
@@ -0,0 +1,31 @@
+// Copyright 2017 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <string>
+#include "common/common_types.h"
+
+namespace WebService {
+
+/**
+ * Gets the current username for accessing services.citra-emu.org.
+ * @returns Username as a string, empty if not set.
+ */
+const std::string& GetUsername();
+
+/**
+ * Gets the current token for accessing services.citra-emu.org.
+ * @returns Token as a string, empty if not set.
+ */
+const std::string& GetToken();
+
+/**
+ * Posts JSON to services.citra-emu.org.
+ * @param url URL of the services.citra-emu.org endpoint to post data to.
+ * @param data String of JSON data to use for the body of the POST request.
+ */
+void PostJson(const std::string& url, const std::string& data);
+
+} // namespace WebService