From 26cd696843733f6d169717df2d90bb87461e34a7 Mon Sep 17 00:00:00 2001 From: Lioncash Date: Sat, 6 Sep 2014 13:36:49 -0400 Subject: [PATCH 1/2] ncch: inline declare some variables in LZSS_Decompress --- src/core/loader/ncch.cpp | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) diff --git a/src/core/loader/ncch.cpp b/src/core/loader/ncch.cpp index ba27eb75a..9af59e419 100644 --- a/src/core/loader/ncch.cpp +++ b/src/core/loader/ncch.cpp @@ -40,19 +40,17 @@ u32 LZSS_GetDecompressedSize(u8* buffer, u32 size) { bool LZSS_Decompress(u8* compressed, u32 compressed_size, u8* decompressed, u32 decompressed_size) { u8* footer = compressed + compressed_size - 8; u32 buffer_top_and_bottom = *(u32*)footer; - u32 i, j; u32 out = decompressed_size; u32 index = compressed_size - ((buffer_top_and_bottom >> 24) & 0xFF); - u8 control; u32 stop_index = compressed_size - (buffer_top_and_bottom & 0xFFFFFF); memset(decompressed, 0, decompressed_size); memcpy(decompressed, compressed, compressed_size); while(index > stop_index) { - control = compressed[--index]; + u8 control = compressed[--index]; - for(i = 0; i < 8; i++) { + for(u32 i = 0; i < 8; i++) { if(index <= stop_index) break; if(index <= 0) @@ -76,13 +74,13 @@ bool LZSS_Decompress(u8* compressed, u32 compressed_size, u8* decompressed, u32 if(out < segment_size) { return false; } - for(j = 0; j < segment_size; j++) { - u8 data; + for(u32 j = 0; j < segment_size; j++) { // Check if compression is out of bounds if(out + segment_offset >= decompressed_size) { return false; } - data = decompressed[out + segment_offset]; + + u8 data = decompressed[out + segment_offset]; decompressed[--out] = data; } } else { From f68776ce137765dc51f0a8ffb8a91ba119832566 Mon Sep 17 00:00:00 2001 From: Lioncash Date: Sat, 6 Sep 2014 13:37:59 -0400 Subject: [PATCH 2/2] ncch: Remove C-style struct typedefs In C++ you can simply just declare it as is. --- src/core/loader/ncch.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/src/core/loader/ncch.h b/src/core/loader/ncch.h index 29b59aa11..f40a258b7 100644 --- a/src/core/loader/ncch.h +++ b/src/core/loader/ncch.h @@ -46,17 +46,17 @@ struct NCCH_Header { //////////////////////////////////////////////////////////////////////////////////////////////////// // ExeFS (executable file system) headers -typedef struct { +struct ExeFs_SectionHeader { char name[8]; u32 offset; u32 size; -} ExeFs_SectionHeader; +}; -typedef struct { +struct ExeFs_Header { ExeFs_SectionHeader section[8]; u8 reserved[0x80]; u8 hashes[8][0x20]; -} ExeFs_Header; +}; //////////////////////////////////////////////////////////////////////////////////////////////////// // ExHeader (executable file system header) headers