diff options
Diffstat (limited to 'lib/libz/crc32.c')
-rw-r--r-- | lib/libz/crc32.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/lib/libz/crc32.c b/lib/libz/crc32.c index 58fc60e..a91101a 100644 --- a/lib/libz/crc32.c +++ b/lib/libz/crc32.c @@ -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: crc32.c,v 1.8 1996/01/30 21:59:10 me Exp $ */ +/* @(#) $Id$ */ #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; |