Mikio Hara
695db2964e
Remove monolithic OpenFlow switch. Add userspace datapath. Fix BUG#13: Revise check wildcards for in_port != out_port output validation. Fix BUG#30: Made use of get_jiffies_64 instead of jiffies. Fix BUG#31: Fix NetFPGA crash in case of test_delete test harness run. Fix BUG#32: Add stack depth limitation to avoid inifinite loop in log_backtrace. Fix BUG#33: Improve NetFPGA kernel extension and NetFPGA image to support MAC address rewrite features (two actions) on NetFPGA enabled OpenFlow switch. Fix BUG#34: Add NetFPGA kernel extension source codes to create distribution package with NetFPGA correctly. Fix BUG#38: Improve regression test for FLOW_MOD ACTION SET_DL_SRC and SET_DL_DST. Fix BUG#39: Correct misunderstanding of byte order ops for OFPAT_XXX.
51 lines
2.0 KiB
C
51 lines
2.0 KiB
C
/* Copyright (c) 2008 The Board of Trustees of The Leland Stanford
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* Junior University
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*
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* We are making the OpenFlow specification and associated documentation
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* (Software) available for public use and benefit with the expectation
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* that others will use, modify and enhance the Software and contribute
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* those enhancements back to the community. However, since we would
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* like to make the Software available for broadest use, with as few
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* restrictions as possible permission is hereby granted, free of
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* charge, to any person obtaining a copy of this Software to deal in
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* the Software under the copyrights without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* The name and trademarks of copyright holder(s) may NOT be used in
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* advertising or publicity pertaining to the Software or any
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* derivatives without specific, written prior permission.
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*/
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#ifndef CRC32_H
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#define CRC32_H 1
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#include <stdint.h>
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#include <stddef.h>
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#define CRC32_TABLE_BITS 8
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#define CRC32_TABLE_SIZE (1u << CRC32_TABLE_BITS)
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struct crc32 {
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unsigned int table[CRC32_TABLE_SIZE];
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};
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void crc32_init(struct crc32 *, unsigned int polynomial);
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unsigned int crc32_calculate(const struct crc32 *, const void *, size_t);
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#endif /* crc32.h */
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