Ben Pfaff
6b617bac12
This makes it easier to install the headers, or to use them directly from another software package with -I$(openflow)/include, without invading the top-level include file namespace.
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
/*
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* Distributed under the terms of the GNU GPL version 2.
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* Copyright (c) 2008 Nicira Networks
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*/
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/* Functions for Nicira-extended actions. */
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#include "openflow/nicira-ext.h"
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#include "dp_act.h"
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#include "nx_act.h"
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#include "nx_act_snat.h"
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uint16_t
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nx_validate_act(struct datapath *dp, const struct sw_flow_key *key,
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const struct nx_action_header *nah, uint16_t len)
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{
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if (len < sizeof *nah)
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return OFPBAC_BAD_LEN;
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#ifdef SUPPORT_SNAT
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if (nah->subtype == ntohs(NXAST_SNAT)) {
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struct nx_action_snat *nas = (struct nx_action_snat *)nah;
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if (len != sizeof(*nas))
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return OFPBAC_BAD_LEN;
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else if (ntohs(nas->port) >= OFPP_MAX)
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return OFPBAC_BAD_ARGUMENT;
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return ACT_VALIDATION_OK;
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}
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#endif
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return OFPBAC_BAD_VENDOR_TYPE;
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}
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struct sk_buff *
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nx_execute_act(struct sk_buff *skb, const struct sw_flow_key *key,
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const struct nx_action_header *nah)
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{
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#ifdef SUPPORT_SNAT
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if (nah->subtype == ntohs(NXAST_SNAT)) {
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struct nx_action_snat *nas = (struct nx_action_snat *)nah;
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snat_skb(skb->dev->br_port->dp, skb, ntohs(nas->port));
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}
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#endif
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return skb;
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}
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