kernel/shared_memory: Make data members private

Rather than allow unfettered access to the class internals, we hide all
members by default and create and API that other code can operate
against.
This commit is contained in:
Lioncash 2018-11-19 08:29:25 -05:00
parent f02b125ac8
commit f472232705

View file

@ -81,6 +81,11 @@ public:
return HANDLE_TYPE;
}
/// Gets the size of the underlying memory block in bytes.
u64 GetSize() const {
return size;
}
/**
* Converts the specified MemoryPermission into the equivalent VMAPermission.
* @param permission The MemoryPermission to convert.
@ -112,26 +117,26 @@ public:
*/
u8* GetPointer(u32 offset = 0);
/// Process that created this shared memory block.
SharedPtr<Process> owner_process;
/// Address of shared memory block in the owner process if specified.
VAddr base_address;
/// Backing memory for this shared memory block.
std::shared_ptr<std::vector<u8>> backing_block;
/// Offset into the backing block for this shared memory.
std::size_t backing_block_offset;
/// Size of the memory block. Page-aligned.
u64 size;
/// Permission restrictions applied to the process which created the block.
MemoryPermission permissions;
/// Permission restrictions applied to other processes mapping the block.
MemoryPermission other_permissions;
/// Name of shared memory object.
std::string name;
private:
explicit SharedMemory(KernelCore& kernel);
~SharedMemory() override;
/// Backing memory for this shared memory block.
std::shared_ptr<std::vector<u8>> backing_block;
/// Offset into the backing block for this shared memory.
std::size_t backing_block_offset = 0;
/// Size of the memory block. Page-aligned.
u64 size = 0;
/// Permission restrictions applied to the process which created the block.
MemoryPermission permissions{};
/// Permission restrictions applied to other processes mapping the block.
MemoryPermission other_permissions{};
/// Process that created this shared memory block.
SharedPtr<Process> owner_process;
/// Address of shared memory block in the owner process if specified.
VAddr base_address = 0;
/// Name of shared memory object.
std::string name;
};
} // namespace Kernel