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upgraded to lzma sdk 4.43 for faster compression

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@4772 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2006-10-16 08:46:36 +00:00
parent 51a96f2d75
commit 2cd2142ca3
42 changed files with 1900 additions and 1572 deletions
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14
Source/7zip/Common/CRC.h
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@ -3,6 +3,7 @@
#ifndef __COMMON_CRC_H
#define __COMMON_CRC_H
#include <stddef.h>
#include "Types.h"
class CCRC
@ -14,18 +15,19 @@ public:
CCRC(): _value(0xFFFFFFFF){};
void Init() { _value = 0xFFFFFFFF; }
void Update(Byte v);
void Update(UInt32 v);
void Update(const UInt64 &v);
void Update(const void *data, UInt32 size);
void UpdateByte(Byte v);
void UpdateUInt16(UInt16 v);
void UpdateUInt32(UInt32 v);
void UpdateUInt64(UInt64 v);
void Update(const void *data, size_t size);
UInt32 GetDigest() const { return _value ^ 0xFFFFFFFF; }
static UInt32 CalculateDigest(const void *data, UInt32 size)
static UInt32 CalculateDigest(const void *data, size_t size)
{
CCRC crc;
crc.Update(data, size);
return crc.GetDigest();
}
static bool VerifyDigest(UInt32 digest, const void *data, UInt32 size)
static bool VerifyDigest(UInt32 digest, const void *data, size_t size)
{
return (CalculateDigest(data, size) == digest);
}