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author | Subv <subv2112@gmail.com> | 2016-06-15 01:03:30 +0200 |
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committer | Subv <subv2112@gmail.com> | 2016-12-01 05:02:05 +0100 |
commit | 073653e858abf377fd1ebbdb071809c8830ce99d (patch) | |
tree | a29e1c1e50d53162ed89cd90e8c069525150392f /src/core/hle/kernel/server_session.h | |
parent | Merge pull request #2228 from freiro/winver_fix (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/server_session.h (renamed from src/core/hle/kernel/session.h) | 73 |
1 files changed, 40 insertions, 33 deletions
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 }; } |