From 2e511246fa99ad6a9f9cf1bbb8cf35a51382cd19 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Sat, 25 Jul 2020 03:17:01 -0400
Subject: lz4_compression: Make use of std::span in interfaces

Allows compressing the data and size parameters into one.
---
 src/common/lz4_compression.h | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

(limited to 'src/common/lz4_compression.h')

diff --git a/src/common/lz4_compression.h b/src/common/lz4_compression.h
index 4c16f6e03..173f9b9ad 100644
--- a/src/common/lz4_compression.h
+++ b/src/common/lz4_compression.h
@@ -4,6 +4,7 @@
 
 #pragma once
 
+#include <span>
 #include <vector>
 
 #include "common/common_types.h"
@@ -14,11 +15,10 @@ 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_size the size in bytes of the uncompressed source memory region.
  *
  * @return the compressed data.
  */
-std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size);
+std::vector<u8> CompressDataLZ4(std::span<const u8> source);
 
 /**
  * Utilizes the LZ4 subalgorithm LZ4HC with the specified compression level. Higher compression
@@ -27,22 +27,20 @@ std::vector<u8> CompressDataLZ4(const u8* source, std::size_t source_size);
  * also be decompressed with the default LZ4 decompression.
  *
  * @param source the uncompressed source memory region.
- * @param source_size the size in bytes of the uncompressed source memory region.
  * @param compression_level the used compression level. Should be between 3 and 12.
  *
  * @return the compressed data.
  */
-std::vector<u8> CompressDataLZ4HC(const u8* source, std::size_t source_size, s32 compression_level);
+std::vector<u8> CompressDataLZ4HC(std::span<const u8> source, s32 compression_level);
 
 /**
  * Utilizes the LZ4 subalgorithm LZ4HC with the highest possible compression level.
  *
  * @param source the uncompressed source memory region.
- * @param source_size the size in bytes of the uncompressed source memory region.
  *
  * @return the compressed data.
  */
-std::vector<u8> CompressDataLZ4HCMax(const u8* source, std::size_t source_size);
+std::vector<u8> CompressDataLZ4HCMax(std::span<const u8> source);
 
 /**
  * Decompresses a source memory region with LZ4 and returns the uncompressed data in a vector.
-- 
cgit v1.2.3