| James Kuszmaul | 4cb043c | 2021-01-17 11:25:51 -0800 | [diff] [blame^] | 1 | /*- |
| 2 | * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. |
| 3 | * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. |
| 4 | * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are met: |
| 8 | * |
| 9 | * a) Redistributions of source code must retain the above copyright notice, |
| 10 | * this list of conditions and the following disclaimer. |
| 11 | * |
| 12 | * b) Redistributions in binary form must reproduce the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer in |
| 14 | * the documentation and/or other materials provided with the distribution. |
| 15 | * |
| 16 | * c) Neither the name of Cisco Systems, Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived |
| 18 | * from this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 22 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| 24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| 30 | * THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | #ifdef __FreeBSD__ |
| 34 | #include <sys/cdefs.h> |
| 35 | __FBSDID("$FreeBSD: head/sys/netinet/sctp_crc32.h 309607 2016-12-06 10:21:25Z tuexen $"); |
| 36 | #endif |
| 37 | |
| 38 | #ifndef _NETINET_SCTP_CRC32_H_ |
| 39 | #define _NETINET_SCTP_CRC32_H_ |
| 40 | |
| 41 | #if defined(_KERNEL) |
| 42 | #if !defined(SCTP_WITH_NO_CSUM) |
| 43 | uint32_t sctp_calculate_cksum(struct mbuf *, uint32_t); |
| 44 | #endif |
| 45 | #if defined(__FreeBSD__) |
| 46 | void sctp_delayed_cksum(struct mbuf *, uint32_t offset); |
| 47 | #endif |
| 48 | #endif /* _KERNEL */ |
| 49 | #if defined(__Userspace__) |
| 50 | #if !defined(SCTP_WITH_NO_CSUM) |
| 51 | uint32_t calculate_crc32c(uint32_t, const unsigned char *, unsigned int); |
| 52 | uint32_t sctp_finalize_crc32c(uint32_t); |
| 53 | uint32_t sctp_calculate_cksum(struct mbuf *, uint32_t); |
| 54 | #endif |
| 55 | #endif |
| 56 | #endif /* __crc32c_h__ */ |