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common/lz4_compression: Apply nodiscard where applicable

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Applies nodiscard where it would 100% be a bug if the return value is
ignored.
This commit is contained in:
Lioncash
2019-04-15 12:58:48 -04:00
parent 4ddf95aba0
commit a88b2e8c88
1 changed files with 6 additions and 4 deletions
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10
src/common/lz4_compression.h
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@@ -16,7 +16,7 @@ namespace Common::Compression {
*
* @return the compressed data.
*/
std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size);
[[nodiscard]] std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size);
/**
* Utilizes the LZ4 subalgorithm LZ4HC with the specified compression level. Higher compression
@@ -30,7 +30,8 @@ std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size);
*
* @return the compressed data.
*/
std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size, s32 compression_level);
[[nodiscard]] std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size,
s32 compression_level);
/**
* Utilizes the LZ4 subalgorithm LZ4HC with the highest possible compression level.
@@ -40,7 +41,7 @@ std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size, s32
*
* @return the compressed data.
*/
std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size);
[[nodiscard]] std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size);
/**
* Decompresses a source memory region with LZ4 and returns the uncompressed data in a vector.
@@ -50,6 +51,7 @@ std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size);
*
* @return the decompressed data.
*/
std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed, std::size_t uncompressed_size);
[[nodiscard]] std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed,
std::size_t uncompressed_size);
} // namespace Common::Compression