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See ChangeLog: Wed Jan 13 14:10:15 CET 1999 Werner Koch

This commit is contained in:
Werner Koch 1999-01-13 13:12:50 +00:00
parent 615e15dd68
commit e99e43cd53
32 changed files with 2085 additions and 823 deletions

View file

@ -1,9 +1,9 @@
/* crc32.c -- compute the CRC-32 of a data stream
* Copyright (C) 1995-1996 Mark Adler
* Copyright (C) 1995-1998 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* $Id$ */
/* @(#) $Id$ */
#include "zlib.h"
@ -45,7 +45,7 @@ local void make_crc_table()
int n, k;
uLong poly; /* polynomial exclusive-or pattern */
/* terms of polynomial defining this crc (except x^32): */
static Byte p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26};
static const Byte p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26};
/* make exclusive-or pattern from polynomial (0xedb88320L) */
poly = 0L;
@ -65,7 +65,7 @@ local void make_crc_table()
/* ========================================================================
* Table of CRC-32's of all single-byte values (made by make_crc_table)
*/
local uLongf crc_table[256] = {
local const uLongf crc_table[256] = {
0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
@ -124,12 +124,12 @@ local uLongf crc_table[256] = {
/* =========================================================================
* This function can be used by asm versions of crc32()
*/
uLongf *get_crc_table()
const uLongf * ZEXPORT get_crc_table()
{
#ifdef DYNAMIC_CRC_TABLE
if (crc_table_empty) make_crc_table();
#endif
return (uLongf *)crc_table;
return (const uLongf *)crc_table;
}
/* ========================================================================= */
@ -139,7 +139,7 @@ uLongf *get_crc_table()
#define DO8(buf) DO4(buf); DO4(buf);
/* ========================================================================= */
uLong crc32(crc, buf, len)
uLong ZEXPORT crc32(crc, buf, len)
uLong crc;
const Bytef *buf;
uInt len;