N-archive/citra
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Merge pull request #2753 from yuriks/set-hle-handler

Browse source 
Add SetHleHandler to ServerPort/ServerSession
This commit is contained in:
Yuri Kunde Schlesner 2017-06-06 08:04:02 -07:00 committed by GitHub
parent 7d59c3acbf 6354d08359
commit fc1bd06192
12 changed files with 92 additions and 62 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
src/core/hle/kernel/client_port.cpp
View file

@ -26,20 +26,17 @@ ResultVal<SharedPtr<ClientSession>> ClientPort::Connect() {
active_sessions++;
// Create a new session pair, let the created sessions inherit the parent port's HLE handler.
auto sessions =
ServerSession::CreateSessionPair(server_port->GetName(), server_port->hle_handler, this);
auto client_session = std::get<SharedPtr<ClientSession>>(sessions);
auto server_session = std::get<SharedPtr<ServerSession>>(sessions);
auto sessions = ServerSession::CreateSessionPair(server_port->GetName(), this);
if (server_port->hle_handler)
server_port->hle_handler->ClientConnected(server_session);
server_port->hle_handler->ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
else
server_port->pending_sessions.push_back(std::move(server_session));
server_port->pending_sessions.push_back(std::get<SharedPtr<ServerSession>>(sessions));
// Wake the threads waiting on the ServerPort
server_port->WakeupAllWaitingThreads();
return MakeResult<SharedPtr<ClientSession>>(std::move(client_session));
return MakeResult(std::get<SharedPtr<ClientSession>>(sessions));
}
} // namespace

2
src/core/hle/kernel/hle_ipc.cpp
View file

@ -12,10 +12,12 @@
namespace Kernel {
void SessionRequestHandler::ClientConnected(SharedPtr<ServerSession> server_session) {
server_session->SetHleHandler(shared_from_this());
connected_sessions.push_back(server_session);
}
void SessionRequestHandler::ClientDisconnected(SharedPtr<ServerSession> server_session) {
server_session->SetHleHandler(nullptr);
boost::range::remove_erase(connected_sessions, server_session);
}

3
src/core/hle/kernel/hle_ipc.h
View file

@ -4,6 +4,7 @@
#pragma once
#include <memory>
#include <vector>
#include "core/hle/kernel/kernel.h"
@ -16,7 +17,7 @@ class ServerSession;
* This can be provided to a ServerSession in order to hook into several relevant events
* (such as a new connection or a SyncRequest) so they can be implemented in the emulator.
*/
class SessionRequestHandler {
class SessionRequestHandler : public std::enable_shared_from_this<SessionRequestHandler> {
public:
/**
* Handles a sync request from the emulated application.

3
src/core/hle/kernel/server_port.cpp
View file

@ -24,13 +24,12 @@ void ServerPort::Acquire(Thread* thread) {
}
std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> ServerPort::CreatePortPair(
u32 max_sessions, std::string name, std::shared_ptr<SessionRequestHandler> hle_handler) {
u32 max_sessions, std::string name) {
SharedPtr<ServerPort> server_port(new ServerPort);
SharedPtr<ClientPort> client_port(new ClientPort);
server_port->name = name + "_Server";
server_port->hle_handler = std::move(hle_handler);
client_port->name = name + "_Client";
client_port->server_port = server_port;
client_port->max_sessions = max_sessions;

14
src/core/hle/kernel/server_port.h
View file

@ -20,15 +20,13 @@ class ServerPort final : public WaitObject {
public:
/**
* Creates a pair of ServerPort and an associated ClientPort.
*
* @param max_sessions Maximum number of sessions to the port
* @param name Optional name of the ports
* @param hle_handler Optional HLE handler template for the port,
* ServerSessions crated from this port will inherit a reference to this handler.
* @return The created port tuple
*/
static std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> CreatePortPair(
u32 max_sessions, std::string name = "UnknownPort",
std::shared_ptr<SessionRequestHandler> hle_handler = nullptr);
u32 max_sessions, std::string name = "UnknownPort");
std::string GetTypeName() const override {
return "ServerPort";
@ -42,6 +40,14 @@ public:
return HANDLE_TYPE;
}
/**
* Sets the HLE handler template for the port. ServerSessions crated by connecting to this port
* will inherit a reference to this handler.
*/
void SetHleHandler(std::shared_ptr<SessionRequestHandler> hle_handler_) {
hle_handler = std::move(hle_handler_);
}
std::string name; ///< Name of port (optional)
std::vector<SharedPtr<WaitObject>>

16
src/core/hle/kernel/server_session.cpp
View file

@ -28,16 +28,14 @@ ServerSession::~ServerSession() {
parent->server = nullptr;
}
ResultVal<SharedPtr<ServerSession>> ServerSession::Create(
std::string name, std::shared_ptr<SessionRequestHandler> hle_handler) {
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->hle_handler = std::move(hle_handler);
server_session->parent = nullptr;
return MakeResult<SharedPtr<ServerSession>>(std::move(server_session));
return MakeResult(std::move(server_session));
}
bool ServerSession::ShouldWait(Thread* thread) const {
@ -71,13 +69,9 @@ ResultCode ServerSession::HandleSyncRequest() {
return RESULT_SUCCESS;
}
ServerSession::SessionPair ServerSession::CreateSessionPair(
const std::string& name, std::shared_ptr<SessionRequestHandler> hle_handler,
SharedPtr<ClientPort> port) {
auto server_session =
ServerSession::Create(name + "_Server", std::move(hle_handler)).MoveFrom();
ServerSession::SessionPair ServerSession::CreateSessionPair(const std::string& name,
SharedPtr<ClientPort> port) {
auto server_session = ServerSession::Create(name + "_Server").MoveFrom();
SharedPtr<ClientSession> client_session(new ClientSession);
client_session->name = name + "_Client";

20
src/core/hle/kernel/server_session.h
View file

@ -50,14 +50,20 @@ public:
/**
* Creates a pair of ServerSession and an associated ClientSession.
* @param name Optional name of the ports.
* @param hle_handler Optional HLE handler for this server session.
* @param client_port Optional The ClientPort that spawned this session.
* @return The created session tuple
*/
static SessionPair CreateSessionPair(
const std::string& name = "Unknown",
std::shared_ptr<SessionRequestHandler> hle_handler = nullptr,
SharedPtr<ClientPort> client_port = nullptr);
static SessionPair CreateSessionPair(const std::string& name = "Unknown",
SharedPtr<ClientPort> client_port = nullptr);
/**
* Sets the HLE handler for the session. This handler will be called to service IPC requests
* instead of the regular IPC machinery. (The regular IPC machinery is currently not
* implemented.)
*/
void SetHleHandler(std::shared_ptr<SessionRequestHandler> hle_handler_) {
hle_handler = std::move(hle_handler_);
}
/**
* Handle a sync request from the emulated application.
@ -83,11 +89,9 @@ private:
* Creates a server session. The server session can have an optional HLE handler,
* which will be invoked to handle the IPC requests that this session receives.
* @param name Optional name of the server session.
* @param hle_handler Optional HLE handler for this server session.
* @return The created server session
*/
static ResultVal<SharedPtr<ServerSession>> Create(
std::string name = "Unknown", std::shared_ptr<SessionRequestHandler> hle_handler = nullptr);
static ResultVal<SharedPtr<ServerSession>> Create(std::string name = "Unknown");
};
/**

19
src/core/hle/result.h
View file

@ -415,6 +415,16 @@ ResultVal<T> MakeResult(Args&&... args) {
return ResultVal<T>::WithCode(RESULT_SUCCESS, std::forward<Args>(args)...);
}
/**
* Deducible overload of MakeResult, allowing the template parameter to be ommited if you're just
* copy or move constructing.
*/
template <typename Arg>
ResultVal<std::remove_reference_t<Arg>> MakeResult(Arg&& arg) {
return ResultVal<std::remove_reference_t<Arg>>::WithCode(RESULT_SUCCESS,
std::forward<Arg>(arg));
}
/**
* Check for the success of `source` (which must evaluate to a ResultVal). If it succeeds, unwraps
* the contained value and assigns it to `target`, which can be either an l-value expression or a
@ -426,3 +436,12 @@ ResultVal<T> MakeResult(Args&&... args) {
if (CONCAT2(check_result_L, __LINE__).Failed()) \
return CONCAT2(check_result_L, __LINE__).Code(); \
target = std::move(*CONCAT2(check_result_L, __LINE__))
/**
* Analogous to CASCADE_RESULT, but for a bare ResultCode. The code will be propagated if
* non-success, or discarded otherwise.
*/
#define CASCADE_CODE(source) \
auto CONCAT2(check_result_L, __LINE__) = source; \
if (CONCAT2(check_result_L, __LINE__).IsError()) \
return CONCAT2(check_result_L, __LINE__);

11
src/core/hle/service/fs/archive.cpp
View file

@ -84,6 +84,10 @@ File::File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path&
File::~File() {}
void File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_session) {
using Kernel::ClientSession;
using Kernel::ServerSession;
using Kernel::SharedPtr;
u32* cmd_buff = Kernel::GetCommandBuffer();
FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
switch (cmd) {
@ -162,10 +166,9 @@ void File::HandleSyncRequest(Kernel::SharedPtr<Kernel::ServerSession> server_ses
case FileCommand::OpenLinkFile: {
LOG_WARNING(Service_FS, "(STUBBED) File command OpenLinkFile %s", GetName().c_str());
auto sessions = Kernel::ServerSession::CreateSessionPair(GetName(), shared_from_this());
ClientConnected(std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions));
cmd_buff[3] = Kernel::g_handle_table
.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions))
auto sessions = ServerSession::CreateSessionPair(GetName());
ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
cmd_buff[3] = Kernel::g_handle_table.Create(std::get<SharedPtr<ClientSession>>(sessions))
.ValueOr(INVALID_HANDLE);
break;
}

2
src/core/hle/service/fs/archive.h
View file

@ -43,7 +43,7 @@ enum class MediaType : u32 { NAND = 0, SDMC = 1, GameCard = 2 };
typedef u64 ArchiveHandle;
class File final : public Kernel::SessionRequestHandler, public std::enable_shared_from_this<File> {
class File final : public Kernel::SessionRequestHandler {
public:
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path);
~File();

33
src/core/hle/service/fs/fs_user.cpp
View file

@ -20,8 +20,9 @@
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace FS_User
using Kernel::SharedPtr;
using Kernel::ClientSession;
using Kernel::ServerSession;
using Kernel::SharedPtr;
namespace Service {
namespace FS {
@ -79,11 +80,11 @@ static void OpenFile(Service::Interface* self) {
rb.Push(file_res.Code());
if (file_res.Succeeded()) {
std::shared_ptr<File> file = *file_res;
auto sessions = ServerSession::CreateSessionPair(file->GetName(), file);
file->ClientConnected(std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions));
rb.PushMoveHandles(Kernel::g_handle_table
.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions))
.MoveFrom());
auto sessions = ServerSession::CreateSessionPair(file->GetName());
file->ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
rb.PushMoveHandles(
Kernel::g_handle_table.Create(std::get<SharedPtr<ClientSession>>(sessions)).MoveFrom());
} else {
rb.PushMoveHandles(0);
LOG_ERROR(Service_FS, "failed to get a handle for file %s", file_path.DebugStr().c_str());
@ -145,11 +146,11 @@ static void OpenFileDirectly(Service::Interface* self) {
cmd_buff[1] = file_res.Code().raw;
if (file_res.Succeeded()) {
std::shared_ptr<File> file = *file_res;
auto sessions = ServerSession::CreateSessionPair(file->GetName(), file);
file->ClientConnected(std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions));
cmd_buff[3] = Kernel::g_handle_table
.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions))
.MoveFrom();
auto sessions = ServerSession::CreateSessionPair(file->GetName());
file->ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
cmd_buff[3] =
Kernel::g_handle_table.Create(std::get<SharedPtr<ClientSession>>(sessions)).MoveFrom();
} else {
cmd_buff[3] = 0;
LOG_ERROR(Service_FS, "failed to get a handle for file %s mode=%u attributes=%u",
@ -412,11 +413,11 @@ static void OpenDirectory(Service::Interface* self) {
cmd_buff[1] = dir_res.Code().raw;
if (dir_res.Succeeded()) {
std::shared_ptr<Directory> directory = *dir_res;
auto sessions = ServerSession::CreateSessionPair(directory->GetName(), directory);
directory->ClientConnected(std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions));
cmd_buff[3] = Kernel::g_handle_table
.Create(std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions))
.MoveFrom();
auto sessions = ServerSession::CreateSessionPair(directory->GetName());
directory->ClientConnected(std::get<SharedPtr<ServerSession>>(sessions));
cmd_buff[3] =
Kernel::g_handle_table.Create(std::get<SharedPtr<ClientSession>>(sessions)).MoveFrom();
} else {
LOG_ERROR(Service_FS, "failed to get a handle for directory type=%d size=%d data=%s",
dirname_type, dirname_size, dir_path.DebugStr().c_str());

20
src/core/hle/service/service.cpp
View file

@ -105,18 +105,22 @@ void Interface::Register(const FunctionInfo* functions, size_t n) {
// Module interface
static void AddNamedPort(Interface* interface_) {
auto ports =
Kernel::ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName(),
std::shared_ptr<Interface>(interface_));
auto client_port = std::get<Kernel::SharedPtr<Kernel::ClientPort>>(ports);
Kernel::SharedPtr<Kernel::ServerPort> server_port;
Kernel::SharedPtr<Kernel::ClientPort> client_port;
std::tie(server_port, client_port) =
Kernel::ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName());
server_port->SetHleHandler(std::shared_ptr<Interface>(interface_));
g_kernel_named_ports.emplace(interface_->GetPortName(), std::move(client_port));
}
void AddService(Interface* interface_) {
auto ports =
Kernel::ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName(),
std::shared_ptr<Interface>(interface_));
auto client_port = std::get<Kernel::SharedPtr<Kernel::ClientPort>>(ports);
Kernel::SharedPtr<Kernel::ServerPort> server_port;
Kernel::SharedPtr<Kernel::ClientPort> client_port;
std::tie(server_port, client_port) =
Kernel::ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName());
server_port->SetHleHandler(std::shared_ptr<Interface>(interface_));
g_srv_services.emplace(interface_->GetPortName(), std::move(client_port));
}