diff options
Diffstat (limited to 'src/core/hle/kernel/hle_ipc.h')
-rw-r--r-- | src/core/hle/kernel/hle_ipc.h | 130 |
1 files changed, 89 insertions, 41 deletions
diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h index 4fba300dc..b47e363cc 100644 --- a/src/core/hle/kernel/hle_ipc.h +++ b/src/core/hle/kernel/hle_ipc.h @@ -11,7 +11,8 @@ #include <string> #include <type_traits> #include <vector> -#include <boost/container/small_vector.hpp> + +#include "common/assert.h" #include "common/common_types.h" #include "common/concepts.h" #include "common/swap.h" @@ -84,6 +85,69 @@ public: void ClientDisconnected(KServerSession* session); }; +using SessionRequestHandlerPtr = std::shared_ptr<SessionRequestHandler>; + +/** + * Manages the underlying HLE requests for a session, and whether (or not) the session should be + * treated as a domain. This is managed separately from server sessions, as this state is shared + * when objects are cloned. + */ +class SessionRequestManager final { +public: + SessionRequestManager() = default; + + bool IsDomain() const { + return is_domain; + } + + void ConvertToDomain() { + domain_handlers = {session_handler}; + is_domain = true; + } + + std::size_t DomainHandlerCount() const { + return domain_handlers.size(); + } + + bool HasSessionHandler() const { + return session_handler != nullptr; + } + + SessionRequestHandler& SessionHandler() { + return *session_handler; + } + + const SessionRequestHandler& SessionHandler() const { + return *session_handler; + } + + void CloseDomainHandler(std::size_t index) { + if (index < DomainHandlerCount()) { + domain_handlers[index] = nullptr; + } else { + UNREACHABLE_MSG("Unexpected handler index {}", index); + } + } + + SessionRequestHandlerPtr DomainHandler(std::size_t index) const { + ASSERT_MSG(index < DomainHandlerCount(), "Unexpected handler index {}", index); + return domain_handlers.at(index); + } + + void AppendDomainHandler(SessionRequestHandlerPtr&& handler) { + domain_handlers.emplace_back(std::move(handler)); + } + + void SetSessionHandler(SessionRequestHandlerPtr&& handler) { + session_handler = std::move(handler); + } + +private: + bool is_domain{}; + SessionRequestHandlerPtr session_handler; + std::vector<SessionRequestHandlerPtr> domain_handlers; +}; + /** * Class containing information about an in-flight IPC request being handled by an HLE service * implementation. Services should avoid using old global APIs (e.g. Kernel::GetCommandBuffer()) and @@ -150,6 +214,10 @@ public: return command_header->type; } + u64 GetPID() const { + return pid; + } + u32 GetDataPayloadOffset() const { return data_payload_offset; } @@ -220,53 +288,32 @@ public: bool CanWriteBuffer(std::size_t buffer_index = 0) const; Handle GetCopyHandle(std::size_t index) const { - return copy_handles.at(index); + return incoming_copy_handles.at(index); } Handle GetMoveHandle(std::size_t index) const { - return move_handles.at(index); + return incoming_move_handles.at(index); } void AddMoveObject(KAutoObject* object) { - move_objects.emplace_back(object); + outgoing_move_objects.emplace_back(object); } void AddCopyObject(KAutoObject* object) { - copy_objects.emplace_back(object); + outgoing_copy_objects.emplace_back(object); } - void AddDomainObject(std::shared_ptr<SessionRequestHandler> object) { - domain_objects.emplace_back(std::move(object)); + void AddDomainObject(SessionRequestHandlerPtr object) { + outgoing_domain_objects.emplace_back(std::move(object)); } template <typename T> - std::shared_ptr<T> GetDomainRequestHandler(std::size_t index) const { - return std::static_pointer_cast<T>(domain_request_handlers.at(index)); + std::shared_ptr<T> GetDomainHandler(std::size_t index) const { + return std::static_pointer_cast<T>(manager->DomainHandler(index)); } - void SetDomainRequestHandlers( - const std::vector<std::shared_ptr<SessionRequestHandler>>& handlers) { - domain_request_handlers = handlers; - } - - /// Clears the list of objects so that no lingering objects are written accidentally to the - /// response buffer. - void ClearIncomingObjects() { - move_objects.clear(); - copy_objects.clear(); - domain_objects.clear(); - } - - std::size_t NumMoveObjects() const { - return move_objects.size(); - } - - std::size_t NumCopyObjects() const { - return copy_objects.size(); - } - - std::size_t NumDomainObjects() const { - return domain_objects.size(); + void SetSessionRequestManager(std::shared_ptr<SessionRequestManager> manager_) { + manager = std::move(manager_); } std::string Description() const; @@ -288,12 +335,12 @@ private: Kernel::KServerSession* server_session{}; KThread* thread; - // TODO(yuriks): Check common usage of this and optimize size accordingly - boost::container::small_vector<Handle, 8> move_handles; - boost::container::small_vector<Handle, 8> copy_handles; - boost::container::small_vector<KAutoObject*, 8> move_objects; - boost::container::small_vector<KAutoObject*, 8> copy_objects; - boost::container::small_vector<std::shared_ptr<SessionRequestHandler>, 8> domain_objects; + std::vector<Handle> incoming_move_handles; + std::vector<Handle> incoming_copy_handles; + + std::vector<KAutoObject*> outgoing_move_objects; + std::vector<KAutoObject*> outgoing_copy_objects; + std::vector<SessionRequestHandlerPtr> outgoing_domain_objects; std::optional<IPC::CommandHeader> command_header; std::optional<IPC::HandleDescriptorHeader> handle_descriptor_header; @@ -305,13 +352,14 @@ private: std::vector<IPC::BufferDescriptorABW> buffer_w_desciptors; std::vector<IPC::BufferDescriptorC> buffer_c_desciptors; + u32_le command{}; + u64 pid{}; + u32 write_size{}; u32 data_payload_offset{}; u32 handles_offset{}; u32 domain_offset{}; - u32 data_size{}; - u32_le command{}; - std::vector<std::shared_ptr<SessionRequestHandler>> domain_request_handlers; + std::shared_ptr<SessionRequestManager> manager; bool is_thread_waiting{}; KernelCore& kernel; |