mirror of https://github.com/F-Stack/f-stack.git
32 lines
673 B
C
32 lines
673 B
C
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/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2018 Intel Corporation
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*/
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/*
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* eBPF program sample.
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* Accepts pointer to struct rte_mbuf as an input parameter.
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* cleanup mbuf's vlan_tci and all related RX flags
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* (PKT_RX_VLAN_PKT | PKT_RX_VLAN_STRIPPED).
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* Doesn't touch contents of packet data.
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* To compile:
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* clang -O2 -I${RTE_SDK}/${RTE_TARGET}/include \
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* -target bpf -Wno-int-to-void-pointer-cast -c t2.c
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*/
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#include <stdint.h>
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#include <stddef.h>
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#include <rte_config.h>
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#include "mbuf.h"
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uint64_t
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entry(void *pkt)
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{
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struct rte_mbuf *mb;
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mb = pkt;
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mb->vlan_tci = 0;
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mb->ol_flags &= ~(PKT_RX_VLAN_PKT | PKT_RX_VLAN_STRIPPED);
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return 1;
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}
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