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hle_ipc: Add helper functions for getting number of buffer elements

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Lioncash
2022-11-23 13:14:04 -05:00
parent c31f19b6d1
commit 59335f6796
1 changed files with 12 additions and 0 deletions
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12
src/core/hle/kernel/hle_ipc.h
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@ -313,6 +313,18 @@ public:
/// Helper function to get the size of the output buffer
[[nodiscard]] std::size_t GetWriteBufferSize(std::size_t buffer_index = 0) const;
/// Helper function to derive the number of elements able to be contained in the read buffer
template <typename T>
[[nodiscard]] std::size_t GetReadBufferNumElements(std::size_t buffer_index = 0) const {
return GetReadBufferSize(buffer_index) / sizeof(T);
}
/// Helper function to derive the number of elements able to be contained in the write buffer
template <typename T>
[[nodiscard]] std::size_t GetWriteBufferNumElements(std::size_t buffer_index = 0) const {
return GetWriteBufferSize(buffer_index) / sizeof(T);
}
/// Helper function to test whether the input buffer at buffer_index can be read
[[nodiscard]] bool CanReadBuffer(std::size_t buffer_index = 0) const;