diff options
| -rw-r--r-- | src/core/hle/kernel/client_session.cpp | 14 | ||||
| -rw-r--r-- | src/core/hle/kernel/hle_ipc.cpp | 8 | ||||
| -rw-r--r-- | src/core/hle/kernel/server_session.cpp | 28 | ||||
| -rw-r--r-- | src/core/hle/kernel/server_session.h | 53 | ||||
| -rw-r--r-- | src/core/hle/service/sm/controller.cpp | 2 |
5 files changed, 73 insertions, 32 deletions
diff --git a/src/core/hle/kernel/client_session.cpp b/src/core/hle/kernel/client_session.cpp index 704e82824..c17baa50a 100644 --- a/src/core/hle/kernel/client_session.cpp +++ b/src/core/hle/kernel/client_session.cpp @@ -17,21 +17,11 @@ ClientSession::~ClientSession() { // This destructor will be called automatically when the last ClientSession handle is closed by // the emulated application. - // Local references to ServerSession and SessionRequestHandler are necessary to guarantee they + // A local reference to the ServerSession is necessary to guarantee it // will be kept alive until after ClientDisconnected() returns. SharedPtr<ServerSession> server = parent->server; if (server) { - std::shared_ptr<SessionRequestHandler> hle_handler = server->hle_handler; - if (hle_handler) - hle_handler->ClientDisconnected(server); - - // 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; + server->ClientDisconnected(); } parent->client = nullptr; diff --git a/src/core/hle/kernel/hle_ipc.cpp b/src/core/hle/kernel/hle_ipc.cpp index 5dd855db8..cbffff017 100644 --- a/src/core/hle/kernel/hle_ipc.cpp +++ b/src/core/hle/kernel/hle_ipc.cpp @@ -264,11 +264,11 @@ ResultCode HLERequestContext::WriteToOutgoingCommandBuffer(Thread& thread) { // Write the domain objects to the command buffer, these go after the raw untranslated data. // TODO(Subv): This completely ignores C buffers. std::size_t domain_offset = size - domain_message_header->num_objects; - auto& request_handlers = server_session->domain_request_handlers; - for (auto& object : domain_objects) { - request_handlers.emplace_back(object); - dst_cmdbuf[domain_offset++] = static_cast<u32_le>(request_handlers.size()); + for (const auto& object : domain_objects) { + server_session->AppendDomainRequestHandler(object); + dst_cmdbuf[domain_offset++] = + static_cast<u32_le>(server_session->NumDomainRequestHandlers()); } } diff --git a/src/core/hle/kernel/server_session.cpp b/src/core/hle/kernel/server_session.cpp index 027434f92..3452a9c0c 100644 --- a/src/core/hle/kernel/server_session.cpp +++ b/src/core/hle/kernel/server_session.cpp @@ -63,6 +63,34 @@ void ServerSession::Acquire(Thread* thread) { pending_requesting_threads.pop_back(); } +void ServerSession::ClientDisconnected() { + // We keep a shared pointer to the hle handler to keep it alive throughout + // the call to ClientDisconnected, as ClientDisconnected invalidates the + // hle_handler member itself during the course of the function executing. + std::shared_ptr<SessionRequestHandler> handler = hle_handler; + if (handler) { + // Note that after this returns, this server session's hle_handler is + // invalidated (set to null). + handler->ClientDisconnected(this); + } + + // 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. + pending_requesting_threads.clear(); + currently_handling = nullptr; +} + +void ServerSession::AppendDomainRequestHandler(std::shared_ptr<SessionRequestHandler> handler) { + domain_request_handlers.push_back(std::move(handler)); +} + +std::size_t ServerSession::NumDomainRequestHandlers() const { + return domain_request_handlers.size(); +} + ResultCode ServerSession::HandleDomainSyncRequest(Kernel::HLERequestContext& context) { auto* const domain_message_header = context.GetDomainMessageHeader(); if (domain_message_header) { diff --git a/src/core/hle/kernel/server_session.h b/src/core/hle/kernel/server_session.h index e0e9d64c8..aea4ccfeb 100644 --- a/src/core/hle/kernel/server_session.h +++ b/src/core/hle/kernel/server_session.h @@ -46,6 +46,14 @@ public: return HANDLE_TYPE; } + Session* GetParent() { + return parent.get(); + } + + const Session* GetParent() const { + return parent.get(); + } + using SessionPair = std::tuple<SharedPtr<ServerSession>, SharedPtr<ClientSession>>; /** @@ -78,23 +86,16 @@ public: void Acquire(Thread* thread) override; - std::string name; ///< The name of this session (optional) - 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 (applicable when not a domain) + /// Called when a client disconnection occurs. + void ClientDisconnected(); - /// This is the list of domain request handlers (after conversion to a domain) - std::vector<std::shared_ptr<SessionRequestHandler>> domain_request_handlers; - - /// 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; + /// Adds a new domain request handler to the collection of request handlers within + /// this ServerSession instance. + void AppendDomainRequestHandler(std::shared_ptr<SessionRequestHandler> handler); - /// 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; + /// Retrieves the total number of domain request handlers that have been + /// appended to this ServerSession instance. + std::size_t NumDomainRequestHandlers() const; /// Returns true if the session has been converted to a domain, otherwise False bool IsDomain() const { @@ -129,8 +130,30 @@ private: /// object handle. ResultCode HandleDomainSyncRequest(Kernel::HLERequestContext& context); + /// The parent session, which links to the client endpoint. + std::shared_ptr<Session> parent; + + /// This session's HLE request handler (applicable when not a domain) + std::shared_ptr<SessionRequestHandler> hle_handler; + + /// This is the list of domain request handlers (after conversion to a domain) + std::vector<std::shared_ptr<SessionRequestHandler>> domain_request_handlers; + + /// 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; + /// When set to True, converts the session to a domain at the end of the command bool convert_to_domain{}; + + /// The name of this session (optional) + std::string name; }; } // namespace Kernel diff --git a/src/core/hle/service/sm/controller.cpp b/src/core/hle/service/sm/controller.cpp index 74da4d5e6..e9ee73710 100644 --- a/src/core/hle/service/sm/controller.cpp +++ b/src/core/hle/service/sm/controller.cpp @@ -30,7 +30,7 @@ void Controller::DuplicateSession(Kernel::HLERequestContext& ctx) { IPC::ResponseBuilder rb{ctx, 2, 0, 1, IPC::ResponseBuilder::Flags::AlwaysMoveHandles}; rb.Push(RESULT_SUCCESS); - Kernel::SharedPtr<Kernel::ClientSession> session{ctx.Session()->parent->client}; + Kernel::SharedPtr<Kernel::ClientSession> session{ctx.Session()->GetParent()->client}; rb.PushMoveObjects(session); LOG_DEBUG(Service, "session={}", session->GetObjectId()); |