mame/3rdparty/lzma/CPP/7zip/Archive/7z/7zCompressionMode.h
2023-12-06 07:58:49 +11:00

92 lines
2.0 KiB
C++

// 7zCompressionMode.h
#ifndef ZIP7_INC_7Z_COMPRESSION_MODE_H
#define ZIP7_INC_7Z_COMPRESSION_MODE_H
#include "../../Common/MethodId.h"
#include "../../Common/MethodProps.h"
namespace NArchive {
namespace N7z {
struct CMethodFull: public CMethodProps
{
CMethodId Id;
UInt32 NumStreams;
int CodecIndex;
UInt32 NumThreads;
bool Set_NumThreads;
CMethodFull(): CodecIndex(-1), NumThreads(1), Set_NumThreads(false) {}
bool IsSimpleCoder() const { return NumStreams == 1; }
};
struct CBond2
{
UInt32 OutCoder;
UInt32 OutStream;
UInt32 InCoder;
};
struct CCompressionMethodMode
{
/*
if (Bonds.Empty()), then default bonds must be created
if (Filter_was_Inserted)
{
Methods[0] is filter method
Bonds don't contain bonds for filter (these bonds must be created)
}
*/
CObjectVector<CMethodFull> Methods;
CRecordVector<CBond2> Bonds;
bool IsThereBond_to_Coder(unsigned coderIndex) const
{
FOR_VECTOR(i, Bonds)
if (Bonds[i].InCoder == coderIndex)
return true;
return false;
}
bool DefaultMethod_was_Inserted;
bool Filter_was_Inserted;
#ifndef Z7_ST
UInt32 NumThreads;
bool NumThreads_WasForced;
bool MultiThreadMixer;
#endif
UInt64 MemoryUsageLimit;
bool MemoryUsageLimit_WasSet;
bool PasswordIsDefined;
UString Password; // _Wipe
bool IsEmpty() const { return (Methods.IsEmpty() && !PasswordIsDefined); }
CCompressionMethodMode():
DefaultMethod_was_Inserted(false)
, Filter_was_Inserted(false)
#ifndef Z7_ST
, NumThreads(1)
, NumThreads_WasForced(false)
, MultiThreadMixer(true)
#endif
, MemoryUsageLimit((UInt64)1 << 30)
, MemoryUsageLimit_WasSet(false)
, PasswordIsDefined(false)
{}
#ifdef Z7_CPP_IS_SUPPORTED_default
CCompressionMethodMode(const CCompressionMethodMode &) = default;
CCompressionMethodMode& operator =(const CCompressionMethodMode &) = default;
#endif
~CCompressionMethodMode() { Password.Wipe_and_Empty(); }
};
}}
#endif