mirror of
https://github.com/openvswitch/ovs
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e60e935b1f
This patch adds set-field operations for nd_target, nd_sll, and nd_tll fields, with and without masks, using Nicira extensions and OpenFlow 1.2 protocol. Signed-off-by: Randall A Sharo <randall.sharo at navy.mil> Signed-off-by: Ben Pfaff <blp@nicira.com>
37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
/*
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* Copyright (c) 2008, 2011 Nicira, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef CSUM_H
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#define CSUM_H 1
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#include <stddef.h>
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#include <stdint.h>
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#include "openvswitch/types.h"
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ovs_be16 csum(const void *, size_t);
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uint32_t csum_add16(uint32_t partial, ovs_be16);
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uint32_t csum_add32(uint32_t partial, ovs_be32);
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uint32_t csum_continue(uint32_t partial, const void *, size_t);
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ovs_be16 csum_finish(uint32_t partial);
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ovs_be16 recalc_csum16(ovs_be16 old_csum, ovs_be16 old_u16, ovs_be16 new_u16);
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ovs_be16 recalc_csum32(ovs_be16 old_csum, ovs_be32 old_u32, ovs_be32 new_u32);
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ovs_be16 recalc_csum48(ovs_be16 old_csum, const void *old_bytes,
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const void *new_bytes);
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ovs_be16 recalc_csum128(ovs_be16 old_csum, ovs_16aligned_be32 old_u32[4],
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const ovs_be32 new_u32[4]);
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#endif /* csum.h */
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