1*86ee64e7SAndroid Build Coastguard Worker /* inffast.h -- header to use inffast.c 2*86ee64e7SAndroid Build Coastguard Worker * Copyright (C) 1995-2003, 2010 Mark Adler 3*86ee64e7SAndroid Build Coastguard Worker * For conditions of distribution and use, see copyright notice in zlib.h 4*86ee64e7SAndroid Build Coastguard Worker */ 5*86ee64e7SAndroid Build Coastguard Worker 6*86ee64e7SAndroid Build Coastguard Worker /* WARNING: this file should *not* be used by applications. It is 7*86ee64e7SAndroid Build Coastguard Worker part of the implementation of the compression library and is 8*86ee64e7SAndroid Build Coastguard Worker subject to change. Applications should only use zlib.h. 9*86ee64e7SAndroid Build Coastguard Worker */ 10*86ee64e7SAndroid Build Coastguard Worker 11*86ee64e7SAndroid Build Coastguard Worker /* INFLATE_FAST_MIN_INPUT: the minimum number of input bytes needed so that 12*86ee64e7SAndroid Build Coastguard Worker we can safely call inflate_fast() with only one up-front bounds check. One 13*86ee64e7SAndroid Build Coastguard Worker length/distance code pair (15 bits for the length code, 5 bits for length 14*86ee64e7SAndroid Build Coastguard Worker extra, 15 bits for the distance code, 13 bits for distance extra) requires 15*86ee64e7SAndroid Build Coastguard Worker reading up to 48 input bits (6 bytes). 16*86ee64e7SAndroid Build Coastguard Worker */ 17*86ee64e7SAndroid Build Coastguard Worker #define INFLATE_FAST_MIN_INPUT 6 18*86ee64e7SAndroid Build Coastguard Worker 19*86ee64e7SAndroid Build Coastguard Worker /* INFLATE_FAST_MIN_OUTPUT: the minimum number of output bytes needed so that 20*86ee64e7SAndroid Build Coastguard Worker we can safely call inflate_fast() with only one up-front bounds check. One 21*86ee64e7SAndroid Build Coastguard Worker length/distance code pair can output up to 258 bytes, which is the maximum 22*86ee64e7SAndroid Build Coastguard Worker length that can be coded. 23*86ee64e7SAndroid Build Coastguard Worker */ 24*86ee64e7SAndroid Build Coastguard Worker #define INFLATE_FAST_MIN_OUTPUT 258 25*86ee64e7SAndroid Build Coastguard Worker 26*86ee64e7SAndroid Build Coastguard Worker void ZLIB_INTERNAL inflate_fast(z_streamp strm, unsigned start); 27