projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 8e1b02b8 JC |
1 | /* |
| 2 | * Castagnoli CRC32C Checksum Algorithm | |
| 3 | * | |
| 4 | * Polynomial: 0x11EDC6F41 | |
| 5 | * | |
| 6 | * Castagnoli93: Guy Castagnoli and Stefan Braeuer and Martin Herrman | |
| 7 | * "Optimization of Cyclic Redundancy-Check Codes with 24 | |
| 8 | * and 32 Parity Bits",IEEE Transactions on Communication, | |
| 9 | * Volume 41, Number 6, June 1993 | |
| 10 | * | |
| 11 | * Copyright (c) 2013 Red Hat, Inc., | |
| 12 | * | |
| 13 | * Authors: | |
| 14 | * Jeff Cody <jcody@redhat.com> | |
| 15 | * | |
| 16 | * Based on the Linux kernel cryptographic crc32c module, | |
| 17 | * | |
| 18 | * Copyright (c) 2004 Cisco Systems, Inc. | |
| 19 | * Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au> | |
| 20 | * | |
| 21 | * This program is free software; you can redistribute it and/or modify it | |
| 22 | * under the terms of the GNU General Public License as published by the Free | |
| 23 | * Software Foundation; either version 2 of the License, or (at your option) | |
| 24 | * any later version. | |
| 25 | * | |
| 26 | */ | |
| 27 | ||
| 0956ff5a WN |
28 | #ifndef QEMU_CRC32C_H |
| 29 | #define QEMU_CRC32C_H | |
| 8e1b02b8 | 30 | |
| 8e1b02b8 JC |
31 | |
| 32 | uint32_t crc32c(uint32_t crc, const uint8_t *data, unsigned int length); | |
| 907209e3 | 33 | uint32_t iov_crc32c(uint32_t crc, const struct iovec *iov, size_t iov_cnt); |
| 8e1b02b8 JC |
34 | |
| 35 | #endif |