31 lines
910 B
C
31 lines
910 B
C
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#ifndef DECOMPRESS_GENERIC_H
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#define DECOMPRESS_GENERIC_H
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/* Minimal chunksize to be read.
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*Bzip2 prefers at least 4096
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*Lzma prefers 0x10000 */
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#define COMPR_IOBUF_SIZE 4096
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typedef int (*decompress_fn) (unsigned char *inbuf, int len,
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int(*fill)(void*, unsigned int),
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int(*writebb)(void*, unsigned int),
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unsigned char *output,
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int *posp,
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void(*error)(char *x));
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/* inbuf - input buffer
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*len - len of pre-read data in inbuf
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*fill - function to fill inbuf if empty
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*writebb - function to write out outbug
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*posp - if non-null, input position (number of bytes read) will be
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* returned here
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*
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*If len != 0, the inbuf is initialized (with as much data), and fill
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*should not be called
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*If len = 0, the inbuf is allocated, but empty. Its size is IOBUF_SIZE
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*fill should be called (repeatedly...) to read data, at most IOBUF_SIZE
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*/
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#endif
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