From e547128185c7bc1c2081d3ee25b6207f4d24509b Mon Sep 17 00:00:00 2001 From: bunnei Date: Sat, 5 Jul 2014 00:55:39 -0400 Subject: Kernel: Added support for shared memory objects. SharedMemory: Added optional name field for tracking known objects. --- src/core/hle/kernel/shared_memory.h | 38 +++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 src/core/hle/kernel/shared_memory.h (limited to 'src/core/hle/kernel/shared_memory.h') diff --git a/src/core/hle/kernel/shared_memory.h b/src/core/hle/kernel/shared_memory.h new file mode 100644 index 00000000..4e235f60 --- /dev/null +++ b/src/core/hle/kernel/shared_memory.h @@ -0,0 +1,38 @@ +// Copyright 2014 Citra Emulator Project +// Licensed under GPLv2 +// Refer to the license.txt file included. + +#pragma once + +#include "common/common_types.h" + +#include "core/hle/kernel/kernel.h" + +namespace Kernel { + +/** + * Creates a shared memory object + * @param name Optional name of shared memory object + * @return Handle of newly created shared memory object + */ +Handle CreateSharedMemory(const std::string& name="Unknown"); + +/** + * Maps a shared memory block to an address in system memory + * @param handle Shared memory block handle + * @param address Address in system memory to map shared memory block to + * @param permissions Memory block map permissions (specified by SVC field) + * @param other_permissions Memory block map other permissions (specified by SVC field) + * @return Result of operation, 0 on success, otherwise error code + */ +Result MapSharedMemory(u32 handle, u32 address, u32 permissions, u32 other_permissions); + +/** + * Gets a pointer to the shared memory block + * @param handle Shared memory block handle + * @param offset Offset from the start of the shared memory block to get pointer + * @return Pointer to the shared memory block from the specified offset + */ +u8* GetSharedMemoryPointer(Handle handle, u32 offset); + +} // namespace -- cgit v1.2.3