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-rw-r--r--src/common/lz4_compression.cpp35
-rw-r--r--src/common/lz4_compression.h19
-rw-r--r--src/common/zstd_compression.cpp12
-rw-r--r--src/common/zstd_compression.h14
4 files changed, 43 insertions, 37 deletions
diff --git a/src/common/lz4_compression.cpp b/src/common/lz4_compression.cpp
index 8e2e4094b..25700015a 100644
--- a/src/common/lz4_compression.cpp
+++ b/src/common/lz4_compression.cpp
@@ -10,52 +10,53 @@
namespace Common::Compression {
-std::vector<u8> CompressDataLZ4(std::span<const u8> source) {
- ASSERT_MSG(source.size() <= LZ4_MAX_INPUT_SIZE, "Source size exceeds LZ4 maximum input size");
+std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size) {
+ ASSERT_MSG(source_size <= LZ4_MAX_INPUT_SIZE, "Source size exceeds LZ4 maximum input size");
- const auto source_size_int = static_cast<int>(source.size());
- const int max_compressed_size = LZ4_compressBound(source_size_int);
+ const auto source_size_int = static_cast<int>(source_size);
+ const auto max_compressed_size = static_cast<std::size_t>(LZ4_compressBound(source_size_int));
std::vector<u8> compressed(max_compressed_size);
- const int compressed_size = LZ4_compress_default(reinterpret_cast<const char*>(source.data()),
- reinterpret_cast<char*>(compressed.data()),
- source_size_int, max_compressed_size);
+ const int compressed_size = LZ4_compress_default(
+ reinterpret_cast<const char*>(source), reinterpret_cast<char*>(compressed.data()),
+ source_size_int, static_cast<int>(max_compressed_size));
if (compressed_size <= 0) {
// Compression failed
return {};
}
- compressed.resize(compressed_size);
+ compressed.resize(static_cast<std::size_t>(compressed_size));
return compressed;
}
-std::vector<u8> CompressDataLZ4HC(std::span<const u8> source, s32 compression_level) {
- ASSERT_MSG(source.size() <= LZ4_MAX_INPUT_SIZE, "Source size exceeds LZ4 maximum input size");
+std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size,
+ s32 compression_level) {
+ ASSERT_MSG(source_size <= LZ4_MAX_INPUT_SIZE, "Source size exceeds LZ4 maximum input size");
compression_level = std::clamp(compression_level, LZ4HC_CLEVEL_MIN, LZ4HC_CLEVEL_MAX);
- const auto source_size_int = static_cast<int>(source.size());
- const int max_compressed_size = LZ4_compressBound(source_size_int);
+ const auto source_size_int = static_cast<int>(source_size);
+ const auto max_compressed_size = static_cast<std::size_t>(LZ4_compressBound(source_size_int));
std::vector<u8> compressed(max_compressed_size);
const int compressed_size = LZ4_compress_HC(
- reinterpret_cast<const char*>(source.data()), reinterpret_cast<char*>(compressed.data()),
- source_size_int, max_compressed_size, compression_level);
+ reinterpret_cast<const char*>(source), reinterpret_cast<char*>(compressed.data()),
+ source_size_int, static_cast<int>(max_compressed_size), compression_level);
if (compressed_size <= 0) {
// Compression failed
return {};
}
- compressed.resize(compressed_size);
+ compressed.resize(static_cast<std::size_t>(compressed_size));
return compressed;
}
-std::vector<u8> CompressDataLZ4HCMax(std::span<const u8> source) {
- return CompressDataLZ4HC(source, LZ4HC_CLEVEL_MAX);
+std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size) {
+ return CompressDataLZ4HC(source, source_size, LZ4HC_CLEVEL_MAX);
}
std::vector<u8> DecompressDataLZ4(const std::vector<u8>& compressed,
diff --git a/src/common/lz4_compression.h b/src/common/lz4_compression.h
index 088ff5c91..87a4be1b0 100644
--- a/src/common/lz4_compression.h
+++ b/src/common/lz4_compression.h
@@ -4,7 +4,6 @@
#pragma once
-#include <span>
#include <vector>
#include "common/common_types.h"
@@ -14,11 +13,12 @@ namespace Common::Compression {
/**
* Compresses a source memory region with LZ4 and returns the compressed data in a vector.
*
- * @param source the uncompressed source memory region.
+ * @param source The uncompressed source memory region.
+ * @param source_size The size of the uncompressed source memory region.
*
* @return the compressed data.
*/
-[[nodiscard]] std::vector<u8> CompressDataLZ4(std::span<const u8> source);
+[[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
@@ -26,21 +26,24 @@ namespace Common::Compression {
* compression level has almost no impact on decompression speed. Data compressed with LZ4HC can
* also be decompressed with the default LZ4 decompression.
*
- * @param source the uncompressed source memory region.
- * @param compression_level the used compression level. Should be between 3 and 12.
+ * @param source The uncompressed source memory region.
+ * @param source_size The size of the uncompressed source memory region.
+ * @param compression_level The used compression level. Should be between 3 and 12.
*
* @return the compressed data.
*/
-[[nodiscard]] std::vector<u8> CompressDataLZ4HC(std::span<const u8> source, 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.
*
- * @param source the uncompressed source memory region.
+ * @param source The uncompressed source memory region.
+ * @param source_size The size of the uncompressed source memory region
*
* @return the compressed data.
*/
-[[nodiscard]] std::vector<u8> CompressDataLZ4HCMax(std::span<const u8> source);
+[[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.
diff --git a/src/common/zstd_compression.cpp b/src/common/zstd_compression.cpp
index 770833ee7..5f45459da 100644
--- a/src/common/zstd_compression.cpp
+++ b/src/common/zstd_compression.cpp
@@ -9,14 +9,14 @@
namespace Common::Compression {
-std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_level) {
+std::vector<u8> CompressDataZSTD(const u8* source, std::size_t source_size, s32 compression_level) {
compression_level = std::clamp(compression_level, 1, ZSTD_maxCLevel());
- const std::size_t max_compressed_size = ZSTD_compressBound(source.size());
+ const std::size_t max_compressed_size = ZSTD_compressBound(source_size);
std::vector<u8> compressed(max_compressed_size);
- const std::size_t compressed_size = ZSTD_compress(
- compressed.data(), compressed.size(), source.data(), source.size(), compression_level);
+ const std::size_t compressed_size =
+ ZSTD_compress(compressed.data(), compressed.size(), source, source_size, compression_level);
if (ZSTD_isError(compressed_size)) {
// Compression failed
@@ -28,8 +28,8 @@ std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_lev
return compressed;
}
-std::vector<u8> CompressDataZSTDDefault(std::span<const u8> source) {
- return CompressDataZSTD(source, ZSTD_CLEVEL_DEFAULT);
+std::vector<u8> CompressDataZSTDDefault(const u8* source, std::size_t source_size) {
+ return CompressDataZSTD(source, source_size, ZSTD_CLEVEL_DEFAULT);
}
std::vector<u8> DecompressDataZSTD(const std::vector<u8>& compressed) {
diff --git a/src/common/zstd_compression.h b/src/common/zstd_compression.h
index 4bacf8355..c26a30ab9 100644
--- a/src/common/zstd_compression.h
+++ b/src/common/zstd_compression.h
@@ -4,7 +4,6 @@
#pragma once
-#include <span>
#include <vector>
#include "common/common_types.h"
@@ -14,22 +13,25 @@ namespace Common::Compression {
/**
* Compresses a source memory region with Zstandard and returns the compressed data in a vector.
*
- * @param source the uncompressed source memory region.
- * @param compression_level the used compression level. Should be between 1 and 22.
+ * @param source The uncompressed source memory region.
+ * @param source_size The size of the uncompressed source memory region.
+ * @param compression_level The used compression level. Should be between 1 and 22.
*
* @return the compressed data.
*/
-[[nodiscard]] std::vector<u8> CompressDataZSTD(std::span<const u8> source, s32 compression_level);
+[[nodiscard]] std::vector<u8> CompressDataZSTD(const u8* source, std::size_t source_size,
+ s32 compression_level);
/**
* Compresses a source memory region with Zstandard with the default compression level and returns
* the compressed data in a vector.
*
- * @param source the uncompressed source memory region.
+ * @param source The uncompressed source memory region.
+ * @param source_size The size of the uncompressed source memory region.
*
* @return the compressed data.
*/
-[[nodiscard]] std::vector<u8> CompressDataZSTDDefault(std::span<const u8> source);
+[[nodiscard]] std::vector<u8> CompressDataZSTDDefault(const u8* source, std::size_t source_size);
/**
* Decompresses a source memory region with Zstandard and returns the uncompressed data in a vector.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 07:15:14 +0100