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1 /*- |
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2 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. |
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3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. |
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4 * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. |
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5 * |
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6 * Redistribution and use in source and binary forms, with or without |
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7 * modification, are permitted provided that the following conditions are met: |
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8 * |
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9 * a) Redistributions of source code must retain the above copyright notice, |
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10 * this list of conditions and the following disclaimer. |
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11 * |
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12 * b) Redistributions in binary form must reproduce the above copyright |
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13 * notice, this list of conditions and the following disclaimer in |
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14 * the documentation and/or other materials provided with the distribution. |
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15 * |
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16 * c) Neither the name of Cisco Systems, Inc. nor the names of its |
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17 * contributors may be used to endorse or promote products derived |
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18 * from this software without specific prior written permission. |
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19 * |
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20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
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22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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30 * THE POSSIBILITY OF SUCH DAMAGE. |
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31 */ |
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32 |
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33 #ifdef __FreeBSD__ |
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34 #include <sys/cdefs.h> |
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35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_crc32.h 235828 2012-05-23 11:26:28Z tuexen $"); |
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36 #endif |
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37 |
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38 #ifndef _NETINET_SCTP_CRC32_H_ |
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39 #define _NETINET_SCTP_CRC32_H_ |
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40 |
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41 #if defined(_KERNEL) |
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42 #if !defined(SCTP_WITH_NO_CSUM) |
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43 uint32_t sctp_calculate_cksum(struct mbuf *, uint32_t); |
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44 #endif |
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45 #if defined(__FreeBSD__) |
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46 void sctp_delayed_cksum(struct mbuf *, uint32_t offset); |
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47 #endif |
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48 #endif /* _KERNEL */ |
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49 #if defined(__Userspace__) |
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50 #if !defined(SCTP_WITH_NO_CSUM) |
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51 uint32_t sctp_calculate_cksum(struct mbuf *, uint32_t); |
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52 #endif |
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53 #endif |
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54 #endif /* __crc32c_h__ */ |