58 struct compressor {  struct
61 	/* Allocate space for a compressor (transmit side) */  argument
63 	/* Free space used by a compressor */  argument
65 	/* Initialize a compressor */  argument
68 	/* Reset a compressor */  argument
76 	/* Allocate space for a decompressor (receive side) */  argument
78 	/* Free space used by a decompressor */  argument
80 	/* Initialize a decompressor */  argument
83 	/* Reset a decompressor */  argument
84 	void	(*decomp_reset) __P((void *state));
86 	int	(*decompress) __P((void *state, PACKETPTR mp,
89 	void	(*incomp) __P((void *state, PACKETPTR mp));
91 	void	(*decomp_stat) __P((void *state, struct compstat *stats));