1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35
|
#import "XADLZSSHandle.h"
#import "XADPrefixCode.h"
#define XADNormalDeflateVariant 0
#define XADDeflate64DeflateVariant 1
#define XADStuffItXDeflateVariant 2
#define XADNSISDeflateVariant 3
@interface XADDeflateHandle:XADLZSSHandle
{
int variant;
XADPrefixCode *literalcode,*distancecode;
XADPrefixCode *fixedliteralcode,*fixeddistancecode;
BOOL storedblock,lastblock;
int storedcount;
int order[19];
}
-(id)initWithHandle:(CSHandle *)handle length:(off_t)length;
-(id)initWithHandle:(CSHandle *)handle length:(off_t)length variant:(int)deflatevariant;
-(void)dealloc;
-(void)setMetaTableOrder:(const int *)order;
-(void)resetLZSSHandle;
-(int)nextLiteralOrOffset:(int *)offset andLength:(int *)length atPosition:(off_t)pos;
-(void)readBlockHeader;
-(XADPrefixCode *)allocAndParseMetaCodeOfSize:(int)size;
-(XADPrefixCode *)fixedLiteralCode;
-(XADPrefixCode *)fixedDistanceCode;
@end
|