59 struct compressor {  struct
62 	/* Allocate space for a compressor (transmit side) */  argument
64 	/* Free space used by a compressor */  argument
66 	/* Initialize a compressor */  argument
69 	/* Reset a compressor */  argument
77 	/* Allocate space for a decompressor (receive side) */  argument
79 	/* Free space used by a decompressor */  argument
81 	/* Initialize a decompressor */  argument
84 	/* Reset a decompressor */  argument
85 	void	(*decomp_reset) __P((void *state));
87 	int	(*decompress) __P((void *state, PACKETPTR *mp));
89 	int	(*incomp) __P((void *state, PACKETPTR mp));
91 	void	(*decomp_stat) __P((void *state, struct compstat *stats));
94 	int	(*set_effort) __P((void *xstate, void *rstate,