adler32.cc File Reference

#include "zutil.h"

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Macros
#define	local   static
#define	BASE   65521 /* largest prime smaller than 65536 */
#define	NMAX   5552
#define	DO1(buf, i)   {adler += (buf)[i]; sum2 += adler;}
#define	DO2(buf, i)   DO1(buf,i); DO1(buf,i+1);
#define	DO4(buf, i)   DO2(buf,i); DO2(buf,i+2);
#define	DO8(buf, i)   DO4(buf,i); DO4(buf,i+4);
#define	DO16(buf)   DO8(buf,0); DO8(buf,8);
#define	MOD(a)   a %= BASE
#define	MOD28(a)   a %= BASE
#define	MOD63(a)   a %= BASE

Functions
local uLong adler32_combine_	OF ((uLong adler1, uLong adler2, z_off64_t len2))
uLong ZEXPORT	adler32 (uLong adler, const Bytef *buf, uInt len)
local uLong	adler32_combine_ (uLong adler1, uLong adler2, z_off64_t len2)
uLong ZEXPORT	adler32_combine (uLong adler1, uLong adler2, z_off_t len2)
uLong ZEXPORT	adler32_combine64 (uLong adler1, uLong adler2, z_off64_t len2)

Macro Definition Documentation

#define BASE   65521 /* largest prime smaller than 65536 */

Definition at line 14 of file adler32.cc.

#define DO1	(		buf,
			i
	)		{adler += (buf)[i]; sum2 += adler;}

Definition at line 18 of file adler32.cc.

#define DO16

(

buf

)

DO8(buf,0); DO8(buf,8);

Definition at line 22 of file adler32.cc.

#define DO2	(		buf,
			i
	)		DO1(buf,i); DO1(buf,i+1);

Definition at line 19 of file adler32.cc.

#define DO4	(		buf,
			i
	)		DO2(buf,i); DO2(buf,i+2);

Definition at line 20 of file adler32.cc.

#define DO8	(		buf,
			i
	)		DO4(buf,i); DO4(buf,i+4);

Definition at line 21 of file adler32.cc.

#define local   static

Definition at line 10 of file adler32.cc.

#define MOD

(

a

)

a %= BASE

Definition at line 59 of file adler32.cc.

#define MOD28

(

a

)

a %= BASE

Definition at line 60 of file adler32.cc.

#define MOD63

(

a

)

a %= BASE

Definition at line 61 of file adler32.cc.

#define NMAX   5552

Definition at line 15 of file adler32.cc.

Function Documentation

uLong ZEXPORT adler32	(	uLong	adler,
		const Bytef *	buf,
		uInt	len
	)

Definition at line 65 of file adler32.cc.

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uLong ZEXPORT adler32_combine	(	uLong	adler1,
		uLong	adler2,
		z_off_t	len2
	)

Definition at line 159 of file adler32.cc.

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uLong ZEXPORT adler32_combine64	(	uLong	adler1,
		uLong	adler2,
		z_off64_t	len2
	)

Definition at line 164 of file adler32.cc.

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local uLong adler32_combine_	(	uLong	adler1,
		uLong	adler2,
		z_off64_t	len2
	)

Definition at line 133 of file adler32.cc.

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local uLong adler32_combine_ OF

(

(uLong adler1, uLong adler2, z_off64_t len2)

)