diff options
| author | whitespace / reindent <invalid@invalid.invalid> | 2017-07-17 14:03:14 +0200 |
|---|---|---|
| committer | whitespace / reindent <invalid@invalid.invalid> | 2017-07-17 14:04:07 +0200 |
| commit | d62a17aedeb0eebdba98238874bb13d62c48dbf9 (patch) | |
| tree | 3b319b1d61c8b85b4d1f06adf8b844bb8a9b5107 /isisd/iso_checksum.c | |
| parent | 888ac268a0077fc9ebd1218cec6ae472af0bfc40 (diff) | |
*: reindentreindent-master-after
indent.py `git ls-files | pcregrep '\.[ch]$' | pcregrep -v '^(ldpd|babeld|nhrpd)/'`
Signed-off-by: David Lamparter <equinox@opensourcerouting.org>
Diffstat (limited to 'isisd/iso_checksum.c')
| -rw-r--r-- | isisd/iso_checksum.c | 57 |
1 files changed, 28 insertions, 29 deletions
diff --git a/isisd/iso_checksum.c b/isisd/iso_checksum.c index 70b6b91edb..e0a4ba3700 100644 --- a/isisd/iso_checksum.c +++ b/isisd/iso_checksum.c @@ -3,17 +3,17 @@ * ISO checksum related routines * * Copyright (C) 2001,2002 Sampo Saaristo - * Tampere University of Technology + * Tampere University of Technology * Institute of Communications Engineering * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public Licenseas published by the Free - * Software Foundation; either version 2 of the License, or (at your option) + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public Licenseas published by the Free + * Software Foundation; either version 2 of the License, or (at your option) * any later version. * - * This program is distributed in the hope that it will be useful,but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * This program is distributed in the hope that it will be useful,but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along @@ -33,7 +33,7 @@ * sum a (mod 255) = 0 * 1 i * - * L + * L * sum (L-i+1)a (mod 255) = 0 * 1 i * @@ -45,30 +45,29 @@ * Based on Annex C.4 of ISO/IEC 8473 */ -int -iso_csum_verify (u_char * buffer, int len, uint16_t csum, int offset) +int iso_csum_verify(u_char *buffer, int len, uint16_t csum, int offset) { - u_int16_t checksum; - u_int32_t c0; - u_int32_t c1; + u_int16_t checksum; + u_int32_t c0; + u_int32_t c1; - c0 = csum & 0xff00; - c1 = csum & 0x00ff; + c0 = csum & 0xff00; + c1 = csum & 0x00ff; - /* - * If both are zero return correct - */ - if (c0 == 0 && c1 == 0) - return 0; + /* + * If both are zero return correct + */ + if (c0 == 0 && c1 == 0) + return 0; - /* - * If either, but not both are zero return incorrect - */ - if (c0 == 0 || c1 == 0) - return 1; + /* + * If either, but not both are zero return incorrect + */ + if (c0 == 0 || c1 == 0) + return 1; - checksum = fletcher_checksum(buffer, len, offset); - if (checksum == csum) - return 0; - return 1; + checksum = fletcher_checksum(buffer, len, offset); + if (checksum == csum) + return 0; + return 1; } |