summaryrefslogtreecommitdiffstats
path: root/src/core/hle
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/hle')
-rw-r--r--src/core/hle/kernel/client_port.cpp7
-rw-r--r--src/core/hle/kernel/client_port.h23
-rw-r--r--src/core/hle/kernel/client_session.cpp42
-rw-r--r--src/core/hle/kernel/client_session.h50
-rw-r--r--src/core/hle/kernel/kernel.h36
-rw-r--r--src/core/hle/kernel/server_session.cpp58
-rw-r--r--src/core/hle/kernel/server_session.h (renamed from src/core/hle/kernel/session.h)73
-rw-r--r--src/core/hle/service/fs/archive.cpp12
-rw-r--r--src/core/hle/service/fs/archive.h12
-rw-r--r--src/core/hle/service/fs/fs_user.cpp9
-rw-r--r--src/core/hle/service/service.cpp16
-rw-r--r--src/core/hle/service/service.h21
-rw-r--r--src/core/hle/service/soc_u.cpp2
-rw-r--r--src/core/hle/service/srv.cpp17
-rw-r--r--src/core/hle/svc.cpp18
15 files changed, 310 insertions, 86 deletions
diff --git a/src/core/hle/kernel/client_port.cpp b/src/core/hle/kernel/client_port.cpp
index aedc6f989..5ee7679eb 100644
--- a/src/core/hle/kernel/client_port.cpp
+++ b/src/core/hle/kernel/client_port.cpp
@@ -6,10 +6,17 @@
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/server_port.h"
+#include "core/hle/kernel/server_session.h"
namespace Kernel {
ClientPort::ClientPort() {}
ClientPort::~ClientPort() {}
+void ClientPort::AddWaitingSession(SharedPtr<ServerSession> server_session) {
+ server_port->pending_sessions.push_back(server_session);
+ // Wake the threads waiting on the ServerPort
+ server_port->WakeupAllWaitingThreads();
+}
+
} // namespace
diff --git a/src/core/hle/kernel/client_port.h b/src/core/hle/kernel/client_port.h
index d28147718..eb0882870 100644
--- a/src/core/hle/kernel/client_port.h
+++ b/src/core/hle/kernel/client_port.h
@@ -11,16 +11,27 @@
namespace Kernel {
class ServerPort;
+class ServerSession;
class ClientPort : public Object {
public:
friend class ServerPort;
- std::string GetTypeName() const override {
- return "ClientPort";
- }
- std::string GetName() const override {
- return name;
- }
+
+ /**
+ * Adds the specified server session to the queue of pending sessions of the associated ServerPort
+ * @param server_session Server session to add to the queue
+ */
+ virtual void AddWaitingSession(SharedPtr<ServerSession> server_session);
+
+ /**
+ * Handle a sync request from the emulated application.
+ * Only HLE services should override this function.
+ * @returns ResultCode from the operation.
+ */
+ virtual ResultCode HandleSyncRequest() { return RESULT_SUCCESS; }
+
+ std::string GetTypeName() const override { return "ClientPort"; }
+ std::string GetName() const override { return name; }
static const HandleType HANDLE_TYPE = HandleType::ClientPort;
HandleType GetHandleType() const override {
diff --git a/src/core/hle/kernel/client_session.cpp b/src/core/hle/kernel/client_session.cpp
new file mode 100644
index 000000000..f1ad9b65b
--- /dev/null
+++ b/src/core/hle/kernel/client_session.cpp
@@ -0,0 +1,42 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+
+#include "core/hle/kernel/client_port.h"
+#include "core/hle/kernel/client_session.h"
+#include "core/hle/kernel/server_session.h"
+#include "core/hle/kernel/kernel.h"
+
+namespace Kernel {
+
+ClientSession::ClientSession() {}
+ClientSession::~ClientSession() {}
+
+ResultVal<SharedPtr<ClientSession>> ClientSession::Create(SharedPtr<ServerSession> server_session, SharedPtr<ClientPort> client_port, std::string name) {
+ SharedPtr<ClientSession> client_session(new ClientSession);
+
+ client_session->name = std::move(name);
+ client_session->server_session = server_session;
+ client_session->client_port = client_port;
+
+ return MakeResult<SharedPtr<ClientSession>>(std::move(client_session));
+}
+
+ResultCode ClientSession::HandleSyncRequest() {
+ // Signal the server session that new data is available
+ ResultCode result = server_session->HandleSyncRequest();
+
+ if (result.IsError())
+ return result;
+
+ // Tell the client port to handle the request in case it's an HLE service.
+ // The client port can be nullptr for port-less sessions (Like for example File and Directory sessions).
+ if (client_port != nullptr)
+ result = client_port->HandleSyncRequest();
+
+ return result;
+}
+
+} // namespace
diff --git a/src/core/hle/kernel/client_session.h b/src/core/hle/kernel/client_session.h
new file mode 100644
index 000000000..4fe9b4517
--- /dev/null
+++ b/src/core/hle/kernel/client_session.h
@@ -0,0 +1,50 @@
+// Copyright 2016 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"
+
+#include "core/hle/kernel/kernel.h"
+
+namespace Kernel {
+
+class ClientPort;
+class ServerSession;
+
+class ClientSession final : public Object {
+public:
+ /**
+ * Creates a client session.
+ * @param server_session The server session associated with this client session
+ * @param client_port The client port which this session is connected to
+ * @param name Optional name of client session
+ * @return The created client session
+ */
+ static ResultVal<SharedPtr<ClientSession>> Create(SharedPtr<ServerSession> server_session, SharedPtr<ClientPort> client_port, std::string name = "Unknown");
+
+ std::string GetTypeName() const override { return "ClientSession"; }
+ std::string GetName() const override { return name; }
+
+ static const HandleType HANDLE_TYPE = HandleType::ClientSession;
+ HandleType GetHandleType() const override { return HANDLE_TYPE; }
+
+ /**
+ * Handle a SyncRequest from the emulated application.
+ * @return ResultCode of the operation.
+ */
+ ResultCode HandleSyncRequest();
+
+ std::string name; ///< Name of client port (optional)
+ SharedPtr<ServerSession> server_session; ///< The server session associated with this client session.
+ SharedPtr<ClientPort> client_port; ///< The client port which this session is connected to.
+
+private:
+ ClientSession();
+ ~ClientSession() override;
+};
+
+} // namespace
diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h
index 231cf7b75..c11c14b7d 100644
--- a/src/core/hle/kernel/kernel.h
+++ b/src/core/hle/kernel/kernel.h
@@ -31,22 +31,24 @@ enum KernelHandle : Handle {
};
enum class HandleType : u32 {
- Unknown = 0,
-
- Session = 2,
- Event = 3,
- Mutex = 4,
- SharedMemory = 5,
- Redirection = 6,
- Thread = 7,
- Process = 8,
- AddressArbiter = 9,
- Semaphore = 10,
- Timer = 11,
- ResourceLimit = 12,
- CodeSet = 13,
- ClientPort = 14,
- ServerPort = 15,
+ Unknown = 0,
+
+
+ Event = 3,
+ Mutex = 4,
+ SharedMemory = 5,
+ Redirection = 6,
+ Thread = 7,
+ Process = 8,
+ AddressArbiter = 9,
+ Semaphore = 10,
+ Timer = 11,
+ ResourceLimit = 12,
+ CodeSet = 13,
+ ClientPort = 14,
+ ServerPort = 15,
+ ClientSession = 16,
+ ServerSession = 17,
};
enum {
@@ -82,7 +84,7 @@ public:
*/
bool IsWaitable() const {
switch (GetHandleType()) {
- case HandleType::Session:
+ case HandleType::ServerSession:
case HandleType::ServerPort:
case HandleType::Event:
case HandleType::Mutex:
diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp
new file mode 100644
index 000000000..9f5350ce5
--- /dev/null
+++ b/src/core/hle/kernel/server_session.cpp
@@ -0,0 +1,58 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <tuple>
+
+#include "core/hle/kernel/client_port.h"
+#include "core/hle/kernel/client_session.h"
+#include "core/hle/kernel/server_session.h"
+#include "core/hle/kernel/thread.h"
+
+namespace Kernel {
+
+ServerSession::ServerSession() {}
+ServerSession::~ServerSession() {}
+
+ResultVal<SharedPtr<ServerSession>> ServerSession::Create(std::string name) {
+ SharedPtr<ServerSession> server_session(new ServerSession);
+
+ server_session->name = std::move(name);
+ server_session->signaled = false;
+
+ return MakeResult<SharedPtr<ServerSession>>(std::move(server_session));
+}
+
+bool ServerSession::ShouldWait() {
+ return !signaled;
+}
+
+void ServerSession::Acquire() {
+ ASSERT_MSG(!ShouldWait(), "object unavailable!");
+ signaled = false;
+}
+
+ResultCode ServerSession::HandleSyncRequest() {
+ // The ServerSession received a sync request, this means that there's new data available
+ // from one of its ClientSessions, so wake up any threads that may be waiting on a svcReplyAndReceive or similar.
+ signaled = true;
+ WakeupAllWaitingThreads();
+ return RESULT_SUCCESS;
+}
+
+SharedPtr<ClientSession> ServerSession::CreateClientSession() {
+ // In Citra, some types of ServerSessions (File and Directory sessions) are not created as a pair of Server-Client sessions,
+ // but are instead created as a single ServerSession, which then hands over a ClientSession on demand (When opening the File or Directory).
+ // The real kernel (Or more specifically, the real FS service) does create the pair of Sessions at the same time (via svcCreateSession), and simply
+ // stores the ClientSession until it is needed.
+ return ClientSession::Create(SharedPtr<ServerSession>(this), nullptr, name + "Client").MoveFrom();
+}
+
+std::tuple<SharedPtr<ServerSession>, SharedPtr<ClientSession>> ServerSession::CreateSessionPair(SharedPtr<ClientPort> client_port, std::string name) {
+ auto server_session = ServerSession::Create(name + "Server").MoveFrom();
+ auto client_session = ClientSession::Create(server_session, client_port, name + "Client").MoveFrom();
+
+ return std::make_tuple(server_session, client_session);
+}
+
+}
diff --git a/src/core/hle/kernel/session.h b/src/core/hle/kernel/server_session.h
index ec025f732..eab9fe211 100644
--- a/src/core/hle/kernel/session.h
+++ b/src/core/hle/kernel/server_session.h
@@ -162,57 +162,64 @@ inline u32* GetCommandBuffer(const int offset = 0) {
offset);
}
+class ClientSession;
+class ClientPort;
+
/**
- * Kernel object representing the client endpoint of an IPC session. Sessions are the basic CTR-OS
+ * Kernel object representing the server endpoint of an IPC session. Sessions are the basic CTR-OS
* primitive for communication between different processes, and are used to implement service calls
* to the various system services.
*
* To make a service call, the client must write the command header and parameters to the buffer
* located at offset 0x80 of the TLS (Thread-Local Storage) area, then execute a SendSyncRequest
- * SVC call with its Session handle. The kernel will read the command header, using it to marshall
+ * SVC call with its ClientSession handle. The kernel will read the command header, using it to marshall
* the parameters to the process at the server endpoint of the session. After the server replies to
* the request, the response is marshalled back to the caller's TLS buffer and control is
* transferred back to it.
- *
- * In Citra, only the client endpoint is currently implemented and only HLE calls, where the IPC
- * request is answered by C++ code in the emulator, are supported. When SendSyncRequest is called
- * with the session handle, this class's SyncRequest method is called, which should read the TLS
- * buffer and emulate the call accordingly. Since the code can directly read the emulated memory,
- * no parameter marshalling is done.
- *
- * In the long term, this should be turned into the full-fledged IPC mechanism implemented by
- * CTR-OS so that IPC calls can be optionally handled by the real implementations of processes, as
- * opposed to HLE simulations.
*/
-class Session : public WaitObject {
+class ServerSession : public WaitObject {
public:
- Session();
- ~Session() override;
+ ServerSession();
+ ~ServerSession() override;
+
+ /**
+ * Creates a server session.
+ * @param name Optional name of the server session
+ * @return The created server session
+ */
+ static ResultVal<SharedPtr<ServerSession>> Create(std::string name = "Unknown");
- std::string GetTypeName() const override {
- return "Session";
- }
+ std::string GetTypeName() const override { return "ServerSession"; }
- static const HandleType HANDLE_TYPE = HandleType::Session;
- HandleType GetHandleType() const override {
- return HANDLE_TYPE;
- }
+ static const HandleType HANDLE_TYPE = HandleType::ServerSession;
+ HandleType GetHandleType() const override { return HANDLE_TYPE; }
+
+ /**
+ * Creates a pair of ServerSession and an associated ClientSession.
+ * @param client_port ClientPort to which the sessions are connected
+ * @param name Optional name of the ports
+ * @return The created session tuple
+ */
+ static std::tuple<SharedPtr<ServerSession>, SharedPtr<ClientSession>> CreateSessionPair(SharedPtr<ClientPort> client_port, std::string name = "Unknown");
+
+ /**
+ * Creates a portless ClientSession and associates it with this ServerSession.
+ * @returns ClientSession The newly created ClientSession.
+ */
+ SharedPtr<ClientSession> CreateClientSession();
/**
- * Handles a synchronous call to this session using HLE emulation. Emulated <-> emulated calls
- * aren't supported yet.
+ * Handle a sync request from the emulated application.
+ * Only HLE services should override this function.
+ * @returns ResultCode from the operation.
*/
- virtual ResultVal<bool> SyncRequest() = 0;
+ virtual ResultCode HandleSyncRequest();
- // TODO(bunnei): These functions exist to satisfy a hardware test with a Session object
- // passed into WaitSynchronization. Figure out the meaning of them.
+ bool ShouldWait() override;
- bool ShouldWait() override {
- return true;
- }
+ void Acquire() override;
- void Acquire() override {
- ASSERT_MSG(!ShouldWait(), "object unavailable!");
- }
+ std::string name; ///< The name of this session (optional)
+ bool signaled; ///< Whether there's new data available to this ServerSession
};
}
diff --git a/src/core/hle/service/fs/archive.cpp b/src/core/hle/service/fs/archive.cpp
index 4c29784e8..da009df91 100644
--- a/src/core/hle/service/fs/archive.cpp
+++ b/src/core/hle/service/fs/archive.cpp
@@ -92,7 +92,7 @@ File::File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path&
File::~File() {}
-ResultVal<bool> File::SyncRequest() {
+ResultCode File::HandleSyncRequest() {
u32* cmd_buff = Kernel::GetCommandBuffer();
FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
switch (cmd) {
@@ -193,10 +193,10 @@ ResultVal<bool> File::SyncRequest() {
LOG_ERROR(Service_FS, "Unknown command=0x%08X!", cmd);
ResultCode error = UnimplementedFunction(ErrorModule::FS);
cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
- return error;
+ return ServerSession::HandleSyncRequest();
}
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
- return MakeResult<bool>(false);
+ return ServerSession::HandleSyncRequest();
}
Directory::Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend,
@@ -205,7 +205,7 @@ Directory::Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend,
Directory::~Directory() {}
-ResultVal<bool> Directory::SyncRequest() {
+ResultCode Directory::HandleSyncRequest() {
u32* cmd_buff = Kernel::GetCommandBuffer();
DirectoryCommand cmd = static_cast<DirectoryCommand>(cmd_buff[0]);
switch (cmd) {
@@ -236,10 +236,10 @@ ResultVal<bool> Directory::SyncRequest() {
LOG_ERROR(Service_FS, "Unknown command=0x%08X!", cmd);
ResultCode error = UnimplementedFunction(ErrorModule::FS);
cmd_buff[1] = error.raw; // TODO(Link Mauve): use the correct error code for that.
- return MakeResult<bool>(false);
+ return ServerSession::HandleSyncRequest();
}
cmd_buff[1] = RESULT_SUCCESS.raw; // No error
- return MakeResult<bool>(false);
+ return ServerSession::HandleSyncRequest();
}
////////////////////////////////////////////////////////////////////////////////////////////////////
diff --git a/src/core/hle/service/fs/archive.h b/src/core/hle/service/fs/archive.h
index 21ed9717b..22e659c40 100644
--- a/src/core/hle/service/fs/archive.h
+++ b/src/core/hle/service/fs/archive.h
@@ -8,7 +8,7 @@
#include <string>
#include "common/common_types.h"
#include "core/file_sys/archive_backend.h"
-#include "core/hle/kernel/session.h"
+#include "core/hle/kernel/server_session.h"
#include "core/hle/result.h"
namespace FileSys {
@@ -41,7 +41,7 @@ enum class MediaType : u32 { NAND = 0, SDMC = 1 };
typedef u64 ArchiveHandle;
-class File : public Kernel::Session {
+class File : public Kernel::ServerSession {
public:
File(std::unique_ptr<FileSys::FileBackend>&& backend, const FileSys::Path& path);
~File();
@@ -49,14 +49,15 @@ public:
std::string GetName() const override {
return "Path: " + path.DebugStr();
}
- ResultVal<bool> SyncRequest() override;
+
+ ResultCode HandleSyncRequest() override;
FileSys::Path path; ///< Path of the file
u32 priority; ///< Priority of the file. TODO(Subv): Find out what this means
std::unique_ptr<FileSys::FileBackend> backend; ///< File backend interface
};
-class Directory : public Kernel::Session {
+class Directory : public Kernel::ServerSession {
public:
Directory(std::unique_ptr<FileSys::DirectoryBackend>&& backend, const FileSys::Path& path);
~Directory();
@@ -64,7 +65,8 @@ public:
std::string GetName() const override {
return "Directory: " + path.DebugStr();
}
- ResultVal<bool> SyncRequest() override;
+
+ ResultCode HandleSyncRequest() override;
FileSys::Path path; ///< Path of the directory
std::unique_ptr<FileSys::DirectoryBackend> backend; ///< File backend interface
diff --git a/src/core/hle/service/fs/fs_user.cpp b/src/core/hle/service/fs/fs_user.cpp
index 9ec17b395..bb78091f9 100644
--- a/src/core/hle/service/fs/fs_user.cpp
+++ b/src/core/hle/service/fs/fs_user.cpp
@@ -8,6 +8,7 @@
#include "common/logging/log.h"
#include "common/scope_exit.h"
#include "common/string_util.h"
+#include "core/hle/kernel/client_session.h"
#include "core/hle/result.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/service/fs/fs_user.h"
@@ -17,7 +18,7 @@
// Namespace FS_User
using Kernel::SharedPtr;
-using Kernel::Session;
+using Kernel::ServerSession;
namespace Service {
namespace FS {
@@ -70,7 +71,7 @@ static void OpenFile(Service::Interface* self) {
ResultVal<SharedPtr<File>> file_res = OpenFileFromArchive(archive_handle, file_path, mode);
cmd_buff[1] = file_res.Code().raw;
if (file_res.Succeeded()) {
- cmd_buff[3] = Kernel::g_handle_table.Create(*file_res).MoveFrom();
+ cmd_buff[3] = Kernel::g_handle_table.Create((*file_res)->CreateClientSession()).MoveFrom();
} else {
cmd_buff[3] = 0;
LOG_ERROR(Service_FS, "failed to get a handle for file %s", file_path.DebugStr().c_str());
@@ -130,7 +131,7 @@ static void OpenFileDirectly(Service::Interface* self) {
ResultVal<SharedPtr<File>> file_res = OpenFileFromArchive(*archive_handle, file_path, mode);
cmd_buff[1] = file_res.Code().raw;
if (file_res.Succeeded()) {
- cmd_buff[3] = Kernel::g_handle_table.Create(*file_res).MoveFrom();
+ cmd_buff[3] = Kernel::g_handle_table.Create((*file_res)->CreateClientSession()).MoveFrom();
} else {
cmd_buff[3] = 0;
LOG_ERROR(Service_FS, "failed to get a handle for file %s mode=%u attributes=%u",
@@ -391,7 +392,7 @@ static void OpenDirectory(Service::Interface* self) {
ResultVal<SharedPtr<Directory>> dir_res = OpenDirectoryFromArchive(archive_handle, dir_path);
cmd_buff[1] = dir_res.Code().raw;
if (dir_res.Succeeded()) {
- cmd_buff[3] = Kernel::g_handle_table.Create(*dir_res).MoveFrom();
+ cmd_buff[3] = Kernel::g_handle_table.Create((*dir_res)->CreateClientSession()).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());
diff --git a/src/core/hle/service/service.cpp b/src/core/hle/service/service.cpp
index ca7eeac8a..f51a042ff 100644
--- a/src/core/hle/service/service.cpp
+++ b/src/core/hle/service/service.cpp
@@ -41,8 +41,8 @@
namespace Service {
-std::unordered_map<std::string, Kernel::SharedPtr<Interface>> g_kernel_named_ports;
-std::unordered_map<std::string, Kernel::SharedPtr<Interface>> g_srv_services;
+std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_kernel_named_ports;
+std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_srv_services;
/**
* Creates a function string for logging, complete with the name (or header code, depending
@@ -61,7 +61,7 @@ static std::string MakeFunctionString(const char* name, const char* port_name,
return function_string;
}
-ResultVal<bool> Interface::SyncRequest() {
+ResultCode Interface::HandleSyncRequest() {
u32* cmd_buff = Kernel::GetCommandBuffer();
auto itr = m_functions.find(cmd_buff[0]);
@@ -75,14 +75,14 @@ ResultVal<bool> Interface::SyncRequest() {
// TODO(bunnei): Hack - ignore error
cmd_buff[1] = 0;
- return MakeResult<bool>(false);
+ return RESULT_SUCCESS;
}
LOG_TRACE(Service, "%s",
MakeFunctionString(itr->second.name, GetPortName().c_str(), cmd_buff).c_str());
itr->second.func(this);
- return MakeResult<bool>(false); // TODO: Implement return from actual function
+ return RESULT_SUCCESS; // TODO: Implement return from actual function, it should fail if the parameter translation fails
}
void Interface::Register(const FunctionInfo* functions, size_t n) {
@@ -97,10 +97,16 @@ void Interface::Register(const FunctionInfo* functions, size_t n) {
// Module interface
static void AddNamedPort(Interface* interface_) {
+ interface_->name = interface_->GetPortName();
+ interface_->active_sessions = 0;
+ interface_->max_sessions = interface_->GetMaxSessions();
g_kernel_named_ports.emplace(interface_->GetPortName(), interface_);
}
void AddService(Interface* interface_) {
+ interface_->name = interface_->GetPortName();
+ interface_->active_sessions = 0;
+ interface_->max_sessions = interface_->GetMaxSessions();
g_srv_services.emplace(interface_->GetPortName(), interface_);
}
diff --git a/src/core/hle/service/service.h b/src/core/hle/service/service.h
index 29daacfc4..fd15ad03f 100644
--- a/src/core/hle/service/service.h
+++ b/src/core/hle/service/service.h
@@ -9,7 +9,8 @@
#include <unordered_map>
#include <boost/container/flat_map.hpp>
#include "common/common_types.h"
-#include "core/hle/kernel/session.h"
+#include "core/hle/kernel/client_port.h"
+#include "core/hle/kernel/server_session.h"
#include "core/hle/result.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -18,9 +19,10 @@
namespace Service {
static const int kMaxPortSize = 8; ///< Maximum size of a port name (8 characters)
+static const u32 DefaultMaxSessions = 10; ///< Arbitrary default number of maximum connections to an HLE port
/// Interface to a CTROS service
-class Interface : public Kernel::Session {
+class Interface : public Kernel::ClientPort {
// TODO(yuriks): An "Interface" being a Kernel::Object is mostly non-sense. Interface should be
// just something that encapsulates a session and acts as a helper to implement service
// processes.
@@ -33,6 +35,15 @@ public:
version.raw = raw_version;
}
+ /**
+ * Gets the maximum allowed number of sessions that can be connected to this port at the same time.
+ * It should be overwritten by each service implementation for more fine-grained control.
+ * @returns The maximum number of connections allowed.
+ */
+ virtual u32 GetMaxSessions() { return DefaultMaxSessions; }
+
+ void AddWaitingSession(Kernel::SharedPtr<Kernel::ServerSession> server_session) override { }
+
typedef void (*Function)(Interface*);
struct FunctionInfo {
@@ -49,7 +60,7 @@ public:
return "[UNKNOWN SERVICE PORT]";
}
- ResultVal<bool> SyncRequest() override;
+ ResultCode HandleSyncRequest() override;
protected:
/**
@@ -81,9 +92,9 @@ void Init();
void Shutdown();
/// Map of named ports managed by the kernel, which can be retrieved using the ConnectToPort SVC.
-extern std::unordered_map<std::string, Kernel::SharedPtr<Interface>> g_kernel_named_ports;
+extern std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_kernel_named_ports;
/// Map of services registered with the "srv:" service, retrieved using GetServiceHandle.
-extern std::unordered_map<std::string, Kernel::SharedPtr<Interface>> g_srv_services;
+extern std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_srv_services;
/// Adds a service to the services table
void AddService(Interface* interface_);
diff --git a/src/core/hle/service/soc_u.cpp b/src/core/hle/service/soc_u.cpp
index 46b75db25..2e8b2fc00 100644
--- a/src/core/hle/service/soc_u.cpp
+++ b/src/core/hle/service/soc_u.cpp
@@ -11,7 +11,7 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/scope_exit.h"
-#include "core/hle/kernel/session.h"
+#include "core/hle/kernel/server_session.h"
#include "core/hle/result.h"
#include "core/hle/service/soc_u.h"
#include "core/memory.h"
diff --git a/src/core/hle/service/srv.cpp b/src/core/hle/service/srv.cpp
index b25be413a..eb2e06041 100644
--- a/src/core/hle/service/srv.cpp
+++ b/src/core/hle/service/srv.cpp
@@ -2,8 +2,12 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
+#include <tuple>
+
#include "common/common_types.h"
#include "common/logging/log.h"
+#include "core/hle/service/srv.h"
+#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/event.h"
#include "core/hle/service/srv.h"
@@ -81,7 +85,18 @@ static void GetServiceHandle(Service::Interface* self) {
auto it = Service::g_srv_services.find(port_name);
if (it != Service::g_srv_services.end()) {
- cmd_buff[3] = Kernel::g_handle_table.Create(it->second).MoveFrom();
+ auto client_port = it->second;
+
+ // Create a new session pair
+ auto sessions = Kernel::ServerSession::CreateSessionPair(client_port, port_name);
+ auto client_session = std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions);
+ auto server_session = std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions);
+
+ // Add the server session to the port's queue
+ client_port->AddWaitingSession(server_session);
+
+ // Return the client session
+ cmd_buff[3] = Kernel::g_handle_table.Create(client_session).MoveFrom();
LOG_TRACE(Service_SRV, "called port=%s, handle=0x%08X", port_name.c_str(), cmd_buff[3]);
} else {
LOG_ERROR(Service_SRV, "(UNIMPLEMENTED) called port=%s", port_name.c_str());
diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp
index c6b80dc50..be03e53bc 100644
--- a/src/core/hle/svc.cpp
+++ b/src/core/hle/svc.cpp
@@ -13,6 +13,7 @@
#include "core/hle/function_wrappers.h"
#include "core/hle/kernel/address_arbiter.h"
#include "core/hle/kernel/client_port.h"
+#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/mutex.h"
@@ -222,20 +223,31 @@ static ResultCode ConnectToPort(Handle* out_handle, const char* port_name) {
return ERR_NOT_FOUND;
}
- CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(it->second));
+ auto client_port = it->second;
+
+ // Create a new session pair
+ auto sessions = Kernel::ServerSession::CreateSessionPair(client_port, port_name);
+ auto client_session = std::get<Kernel::SharedPtr<Kernel::ClientSession>>(sessions);
+ auto server_session = std::get<Kernel::SharedPtr<Kernel::ServerSession>>(sessions);
+
+ // Add the server session to the port's queue
+ client_port->AddWaitingSession(server_session);
+
+ // Return the client session
+ CASCADE_RESULT(*out_handle, Kernel::g_handle_table.Create(client_session));
return RESULT_SUCCESS;
}
/// Synchronize to an OS service
static ResultCode SendSyncRequest(Handle handle) {
- SharedPtr<Kernel::Session> session = Kernel::g_handle_table.Get<Kernel::Session>(handle);
+ SharedPtr<Kernel::ClientSession> session = Kernel::g_handle_table.Get<Kernel::ClientSession>(handle);
if (session == nullptr) {
return ERR_INVALID_HANDLE;
}
LOG_TRACE(Kernel_SVC, "called handle=0x%08X(%s)", handle, session->GetName().c_str());
- return session->SyncRequest().Code();
+ return session->HandleSyncRequest();
}
/// Close a handle
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 08:11:42 +0100