From c31f19b6d1468e4a8a4d3a337575599e1d235b5d Mon Sep 17 00:00:00 2001 From: Lioncash Date: Wed, 23 Nov 2022 13:08:49 -0500 Subject: [PATCH] hle_ipc: Mark relevant member functions as [[nodiscard]] Will allow the compiler to complain about cases where ignoring the return value would be a bug. --- src/core/hle/kernel/hle_ipc.h | 50 +++++++++++++++++------------------ 1 file changed, 25 insertions(+), 25 deletions(-) diff --git a/src/core/hle/kernel/hle_ipc.h b/src/core/hle/kernel/hle_ipc.h index d87be72d6..d68ea5b1e 100644 --- a/src/core/hle/kernel/hle_ipc.h +++ b/src/core/hle/kernel/hle_ipc.h @@ -199,7 +199,7 @@ public: ~HLERequestContext(); /// Returns a pointer to the IPC command buffer for this request. - u32* CommandBuffer() { + [[nodiscard]] u32* CommandBuffer() { return cmd_buf.data(); } @@ -207,7 +207,7 @@ public: * Returns the session through which this request was made. This can be used as a map key to * access per-client data on services. */ - Kernel::KServerSession* Session() { + [[nodiscard]] Kernel::KServerSession* Session() { return server_session; } @@ -217,61 +217,61 @@ public: /// Writes data from this context back to the requesting process/thread. Result WriteToOutgoingCommandBuffer(KThread& requesting_thread); - u32_le GetHipcCommand() const { + [[nodiscard]] u32_le GetHipcCommand() const { return command; } - u32_le GetTipcCommand() const { + [[nodiscard]] u32_le GetTipcCommand() const { return static_cast(command_header->type.Value()) - static_cast(IPC::CommandType::TIPC_CommandRegion); } - u32_le GetCommand() const { + [[nodiscard]] u32_le GetCommand() const { return command_header->IsTipc() ? GetTipcCommand() : GetHipcCommand(); } - bool IsTipc() const { + [[nodiscard]] bool IsTipc() const { return command_header->IsTipc(); } - IPC::CommandType GetCommandType() const { + [[nodiscard]] IPC::CommandType GetCommandType() const { return command_header->type; } - u64 GetPID() const { + [[nodiscard]] u64 GetPID() const { return pid; } - u32 GetDataPayloadOffset() const { + [[nodiscard]] u32 GetDataPayloadOffset() const { return data_payload_offset; } - const std::vector& BufferDescriptorX() const { + [[nodiscard]] const std::vector& BufferDescriptorX() const { return buffer_x_desciptors; } - const std::vector& BufferDescriptorA() const { + [[nodiscard]] const std::vector& BufferDescriptorA() const { return buffer_a_desciptors; } - const std::vector& BufferDescriptorB() const { + [[nodiscard]] const std::vector& BufferDescriptorB() const { return buffer_b_desciptors; } - const std::vector& BufferDescriptorC() const { + [[nodiscard]] const std::vector& BufferDescriptorC() const { return buffer_c_desciptors; } - const IPC::DomainMessageHeader& GetDomainMessageHeader() const { + [[nodiscard]] const IPC::DomainMessageHeader& GetDomainMessageHeader() const { return domain_message_header.value(); } - bool HasDomainMessageHeader() const { + [[nodiscard]] bool HasDomainMessageHeader() const { return domain_message_header.has_value(); } /// Helper function to read a buffer using the appropriate buffer descriptor - std::vector ReadBuffer(std::size_t buffer_index = 0) const; + [[nodiscard]] std::vector ReadBuffer(std::size_t buffer_index = 0) const; /// Helper function to write a buffer using the appropriate buffer descriptor std::size_t WriteBuffer(const void* buffer, std::size_t size, @@ -308,22 +308,22 @@ public: } /// Helper function to get the size of the input buffer - std::size_t GetReadBufferSize(std::size_t buffer_index = 0) const; + [[nodiscard]] std::size_t GetReadBufferSize(std::size_t buffer_index = 0) const; /// Helper function to get the size of the output buffer - std::size_t GetWriteBufferSize(std::size_t buffer_index = 0) const; + [[nodiscard]] std::size_t GetWriteBufferSize(std::size_t buffer_index = 0) const; /// Helper function to test whether the input buffer at buffer_index can be read - bool CanReadBuffer(std::size_t buffer_index = 0) const; + [[nodiscard]] bool CanReadBuffer(std::size_t buffer_index = 0) const; /// Helper function to test whether the output buffer at buffer_index can be written - bool CanWriteBuffer(std::size_t buffer_index = 0) const; + [[nodiscard]] bool CanWriteBuffer(std::size_t buffer_index = 0) const; - Handle GetCopyHandle(std::size_t index) const { + [[nodiscard]] Handle GetCopyHandle(std::size_t index) const { return incoming_copy_handles.at(index); } - Handle GetMoveHandle(std::size_t index) const { + [[nodiscard]] Handle GetMoveHandle(std::size_t index) const { return incoming_move_handles.at(index); } @@ -348,13 +348,13 @@ public: manager = manager_; } - std::string Description() const; + [[nodiscard]] std::string Description() const; - KThread& GetThread() { + [[nodiscard]] KThread& GetThread() { return *thread; } - std::shared_ptr GetManager() const { + [[nodiscard]] std::shared_ptr GetManager() const { return manager.lock(); }