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Diffstat (limited to 'include/checksums.h')
| -rw-r--r-- | include/checksums.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/checksums.h b/include/checksums.h new file mode 100644 index 0000000..2b3e594 --- /dev/null +++ b/include/checksums.h @@ -0,0 +1,62 @@ +/*--------------------------------------------------------------- + * Copyright (c) 2018 + * Broadcom Corporation + * All Rights Reserved. + *--------------------------------------------------------------- + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated + * documentation files (the "Software"), to deal in the Software + * without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, + * sublicense, and/or sell copies of the Software, and to permit + * persons to whom the Software is furnished to do + * so, subject to the following conditions: + * + * + * Redistributions of source code must retain the above + * copyright notice, this list of conditions and + * the following disclaimers. + * + * + * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimers in the documentation and/or other materials + * provided with the distribution. + * + * + * Neither the name of Broadcom Coporation, + * nor the names of its contributors may be used to endorse + * or promote products derived from this Software without + * specific prior written permission. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE CONTIBUTORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * ________________________________________________________________ + * + * + * UDP checksums v4 and v6 + * + * The checksum calculation is defined in RFC 768 + * hints as to how to calculate it efficiently are in RFC 1071 + * + * by Robert J. McMahon (rjmcmahon@rjmcmahon.com, bob.mcmahon@broadcom.com) + * ------------------------------------------------------------------- + */ + +#ifndef CHECKSUMS_H +#define CHECKSUMS_H +#ifdef __cplusplus +extern "C" { +#endif +uint32_t udpchecksum(const void *l3pdu, const void *udp_hdr, int udplen, int v6); +#ifdef __cplusplus +} /* end extern "C" */ +#endif + +#endif /* CHEKCSUMS_H */ |