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#import "CSHandle.h"
@interface XADBlockHandle:CSHandle
{
CSHandle *parent;
off_t currpos,length;
int numblocks,blocksize;
off_t *blockoffsets;
}
-(id)initWithHandle:(CSHandle *)handle blockSize:(int)size;
-(id)initWithHandle:(CSHandle *)handle length:(off_t)maxlength blockSize:(int)size;
-(void)dealloc;
//-(void)addBlockAt:(off_t)start;
-(void)setBlockChain:(uint32_t *)blocktable numberOfBlocks:(int)totalblocks
firstBlock:(uint32_t)first headerSize:(off_t)headersize;
-(off_t)fileSize;
-(off_t)offsetInFile;
-(BOOL)atEndOfFile;
-(void)seekToFileOffset:(off_t)offs;
-(void)seekToEndOfFile;
-(int)readAtMost:(int)num toBuffer:(void *)buffer;
@end
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