From f2902217b38cf2e16e851ae84d61247f8e828180 Mon Sep 17 00:00:00 2001 From: wolfbeast Date: Mon, 25 Mar 2019 17:53:14 +0100 Subject: Update the 7z installer stub source to 18.05. Tag #1022 --- other-licenses/7zstub/src/Common/CRC.cpp | 61 -------------------------------- 1 file changed, 61 deletions(-) delete mode 100644 other-licenses/7zstub/src/Common/CRC.cpp (limited to 'other-licenses/7zstub/src/Common/CRC.cpp') diff --git a/other-licenses/7zstub/src/Common/CRC.cpp b/other-licenses/7zstub/src/Common/CRC.cpp deleted file mode 100644 index 92bc009c2..000000000 --- a/other-licenses/7zstub/src/Common/CRC.cpp +++ /dev/null @@ -1,61 +0,0 @@ -// Common/CRC.cpp - -#include "StdAfx.h" - -#include "CRC.h" - -static const UInt32 kCRCPoly = 0xEDB88320; - -UInt32 CCRC::Table[256]; - -void CCRC::InitTable() -{ - for (UInt32 i = 0; i < 256; i++) - { - UInt32 r = i; - for (int j = 0; j < 8; j++) - if (r & 1) - r = (r >> 1) ^ kCRCPoly; - else - r >>= 1; - CCRC::Table[i] = r; - } -} - -class CCRCTableInit -{ -public: - CCRCTableInit() { CCRC::InitTable(); } -} g_CRCTableInit; - -void CCRC::UpdateByte(Byte b) -{ - _value = Table[((Byte)(_value)) ^ b] ^ (_value >> 8); -} - -void CCRC::UpdateUInt16(UInt16 v) -{ - UpdateByte(Byte(v)); - UpdateByte(Byte(v >> 8)); -} - -void CCRC::UpdateUInt32(UInt32 v) -{ - for (int i = 0; i < 4; i++) - UpdateByte((Byte)(v >> (8 * i))); -} - -void CCRC::UpdateUInt64(UInt64 v) -{ - for (int i = 0; i < 8; i++) - UpdateByte((Byte)(v >> (8 * i))); -} - -void CCRC::Update(const void *data, size_t size) -{ - UInt32 v = _value; - const Byte *p = (const Byte *)data; - for (; size > 0 ; size--, p++) - v = Table[((Byte)(v)) ^ *p] ^ (v >> 8); - _value = v; -} -- cgit v1.2.3