adler32.c File Reference

#include "zlib.h"

Go to the source code of this file.

Defines
#define	ZLIB_INTERNAL
#define	BASE   65521UL
#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	MOD4(a)   a %= BASE
Functions
uLong ZEXPORT	adler32 (uLong adler, const Bytef *buf, uInt len)
uLong ZEXPORT	adler32_combine (uLong adler1, uLong adler2, z_off_t len2)

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Define Documentation

#define BASE   65521UL

Definition at line 11 of file adler32.c. Referenced by adler32(), and adler32_combine().

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

Definition at line 15 of file adler32.c. Referenced by crc32().

#define DO16 (  buf   )     DO8(buf,0); DO8(buf,8);

Definition at line 19 of file adler32.c. Referenced by adler32().

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

Definition at line 16 of file adler32.c.

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

Definition at line 17 of file adler32.c.

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

Definition at line 18 of file adler32.c. Referenced by crc32().

#define MOD (  a   )     a %= BASE

Definition at line 52 of file adler32.c. Referenced by adler32(), and adler32_combine().

#define MOD4 (  a   )     a %= BASE

Definition at line 53 of file adler32.c. Referenced by adler32().

#define NMAX   5552

Definition at line 12 of file adler32.c. Referenced by adler32().

#define ZLIB_INTERNAL

Definition at line 8 of file adler32.c.

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Function Documentation

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

Definition at line 57 of file adler32.c. References BASE, DO16, MOD, MOD4, NMAX, and Z_NULL. Referenced by deflate(), deflateReset(), deflateSetDictionary(), inflateSetDictionary(), and read_buf().

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

Definition at line 128 of file adler32.c. References BASE, and MOD.

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