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// RegisterArc.h
#ifndef __REGISTER_ARC_H
#define __REGISTER_ARC_H
#include "../Archive/IArchive.h"
struct CArcInfo
{
UInt16 Flags;
Byte Id;
Byte SignatureSize;
UInt16 SignatureOffset;
const Byte *Signature;
const char *Name;
const char *Ext;
const char *AddExt;
Func_CreateInArchive CreateInArchive;
Func_CreateOutArchive CreateOutArchive;
Func_IsArc IsArc;
bool IsMultiSignature() const { return (Flags & NArcInfoFlags::kMultiSignature) != 0; }
};
void RegisterArc(const CArcInfo *arcInfo) throw();
#define IMP_CreateArcIn_2(c) \
static IInArchive *CreateArc() { return new c; }
#define IMP_CreateArcIn IMP_CreateArcIn_2(CHandler())
#ifdef EXTRACT_ONLY
#define IMP_CreateArcOut
#define CreateArcOut NULL
#else
#define IMP_CreateArcOut static IOutArchive *CreateArcOut() { return new CHandler(); }
#endif
#define REGISTER_ARC_V(n, e, ae, id, sigSize, sig, offs, flags, crIn, crOut, isArc) \
static const CArcInfo g_ArcInfo = { flags, id, sigSize, offs, sig, n, e, ae, crIn, crOut, isArc } ; \
#define REGISTER_ARC_R(n, e, ae, id, sigSize, sig, offs, flags, crIn, crOut, isArc) \
REGISTER_ARC_V(n, e, ae, id, sigSize, sig, offs, flags, crIn, crOut, isArc) \
struct CRegisterArc { CRegisterArc() { RegisterArc(&g_ArcInfo); }}; \
static CRegisterArc g_RegisterArc;
#define REGISTER_ARC_I_CLS(cls, n, e, ae, id, sig, offs, flags, isArc) \
IMP_CreateArcIn_2(cls) \
REGISTER_ARC_R(n, e, ae, id, ARRAY_SIZE(sig), sig, offs, flags, CreateArc, NULL, isArc)
#define REGISTER_ARC_I_CLS_NO_SIG(cls, n, e, ae, id, offs, flags, isArc) \
IMP_CreateArcIn_2(cls) \
REGISTER_ARC_R(n, e, ae, id, 0, NULL, offs, flags, CreateArc, NULL, isArc)
#define REGISTER_ARC_I(n, e, ae, id, sig, offs, flags, isArc) \
REGISTER_ARC_I_CLS(CHandler(), n, e, ae, id, sig, offs, flags, isArc)
#define REGISTER_ARC_I_NO_SIG(n, e, ae, id, offs, flags, isArc) \
REGISTER_ARC_I_CLS_NO_SIG(CHandler(), n, e, ae, id, offs, flags, isArc)
#define REGISTER_ARC_IO(n, e, ae, id, sig, offs, flags, isArc) \
IMP_CreateArcIn \
IMP_CreateArcOut \
REGISTER_ARC_R(n, e, ae, id, ARRAY_SIZE(sig), sig, offs, flags, CreateArc, CreateArcOut, isArc)
#define REGISTER_ARC_IO_DECREMENT_SIG(n, e, ae, id, sig, offs, flags, isArc) \
IMP_CreateArcIn \
IMP_CreateArcOut \
REGISTER_ARC_V(n, e, ae, id, ARRAY_SIZE(sig), sig, offs, flags, CreateArc, CreateArcOut, isArc) \
struct CRegisterArcDecSig { CRegisterArcDecSig() { sig[0]--; RegisterArc(&g_ArcInfo); }}; \
static CRegisterArcDecSig g_RegisterArc;
#endif
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