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winamp/Src/external_dependencies/openmpt-trunk/include/unrar/rawread.hpp
2024-09-24 14:54:57 +02:00

42 lines
1.1 KiB
C++
Vendored

#ifndef _RAR_RAWREAD_
#define _RAR_RAWREAD_
class RawRead
{
private:
Array<byte> Data;
File *SrcFile;
size_t DataSize;
size_t ReadPos;
CryptData *Crypt;
public:
RawRead();
RawRead(File *SrcFile);
void Reset();
size_t Read(size_t Size);
void Read(byte *SrcData,size_t Size);
byte Get1();
ushort Get2();
uint Get4();
uint64 Get8();
uint64 GetV();
uint GetVSize(size_t Pos);
size_t GetB(void *Field,size_t Size);
void GetW(wchar *Field,size_t Size);
uint GetCRC15(bool ProcessedOnly);
uint GetCRC50();
byte* GetDataPtr() {return &Data[0];}
size_t Size() {return DataSize;}
size_t PaddedSize() {return Data.Size()-DataSize;}
size_t DataLeft() {return DataSize-ReadPos;}
size_t GetPos() {return ReadPos;}
void SetPos(size_t Pos) {ReadPos=Pos;}
void Skip(size_t Size) {ReadPos+=Size;}
void Rewind() {SetPos(0);}
void SetCrypt(CryptData *Crypt) {RawRead::Crypt=Crypt;}
};
uint64 RawGetV(const byte *Data,uint &ReadPos,uint DataSize,bool &Overflow);
#endif