diff options
Diffstat (limited to 'adventure/crc.c')
| -rw-r--r-- | adventure/crc.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/adventure/crc.c b/adventure/crc.c index d429e912..8626f348 100644 --- a/adventure/crc.c +++ b/adventure/crc.c @@ -1,4 +1,4 @@ -/* $NetBSD: crc.c,v 1.11 2009/08/25 06:04:17 dholland Exp $ */ +/* $NetBSD: crc.c,v 1.12 2012/01/07 18:08:35 dholland Exp $ */ /*- * Copyright (c) 1993 @@ -38,7 +38,7 @@ static char sccsid[] = "@(#)crc.c 8.1 (Berkeley) 5/31/93"; static char ORIGINAL_sccsid[] = "@(#)crc.c 5.2 (Berkeley) 4/4/91"; #else -__RCSID("$NetBSD: crc.c,v 1.11 2009/08/25 06:04:17 dholland Exp $"); +__RCSID("$NetBSD: crc.c,v 1.12 2012/01/07 18:08:35 dholland Exp $"); #endif #endif /* not lint */ @@ -124,13 +124,8 @@ crc(const char *ptr, int nr) while (nr > 0) for (p = ptr; nr--; ++p) { - /* - * The following is not portable to machines - * where char is unsigned, because of sign - * extension. But it can't be changed without - * breaking save files. Sigh. - */ - if (!(i = crcval >> 24 ^ *p)) { + i = (crcval >> 24 ^ (unsigned char)*p) & 0xff; + if (i == 0) { i = step++; if (step >= sizeof(crctab) / sizeof(crctab[0])) step = 0; |