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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __MPLS_TYPES_H__
#define __MPLS_TYPES_H__
#define MPLS_IETF_MIN_LABEL 0x00000
#define MPLS_IETF_MAX_LABEL 0xfffff
#define MPLS_IETF_MIN_RESERVED_LABEL 0x00000
#define MPLS_IETF_MAX_RESERVED_LABEL 0x0000f
#define MPLS_IETF_MIN_UNRES_LABEL 0x00010
#define MPLS_IETF_MAX_UNRES_LABEL 0xfffff
#define MPLS_IETF_IPV4_EXPLICIT_NULL_LABEL 0x00000
#define MPLS_IETF_ROUTER_ALERT_LABEL 0x00001
#define MPLS_IETF_IPV6_EXPLICIT_NULL_LABEL 0x00002
#define MPLS_IETF_IMPLICIT_NULL_LABEL 0x00003
#define MPLS_IETF_ELI_LABEL 0x00007
#define MPLS_IETF_GAL_LABEL 0x0000D
#define MPLS_IETF_ENTROPY_LABEL 0x0000E
#define MPLS_IETF_IPV4_EXPLICIT_NULL_STRING "ip4-explicit-null"
#define MPLS_IETF_IPV4_EXPLICIT_NULL_BRIEF_STRING "e-nul"
#define MPLS_IETF_IMPLICIT_NULL_STRING "implicit-null"
#define MPLS_IETF_IMPLICIT_NULL_BRIEF_STRING "i-nul"
#define MPLS_IETF_ROUTER_ALERT_STRING "router-alert"
#define MPLS_IETF_ROUTER_ALERT_BRIEF_STRING "r-alt"
#define MPLS_IETF_IPV6_EXPLICIT_NULL_STRING "ipv6-explicit-null"
#define MPLS_IETF_IPV6_EXPLICIT_NULL_BRIEF_STRING "v6enl"
#define MPLS_IETF_ELI_STRING "entropy-label-indicator"
#define MPLS_IETF_ELI_BRIEF_STRING "eli"
#define MPLS_IETF_GAL_STRING "gal"
#define MPLS_IETF_GAL_BRIEF_STRING "gal"
#define MPLS_LABEL_INVALID (MPLS_IETF_MAX_LABEL+1)
/**
* A value that is explicit about the end of the LSP. Specifying
* a label value is needed when the mode configuration (pipe/uniform)
* is also requested.
* imp-null implies a label swap. pop can be used for a deag.
*/
#define MPLS_LABEL_POP (MPLS_IETF_MAX_LABEL+2)
#define MPLS_LABEL_IS_REAL(_lbl) \
(((_lbl) >= MPLS_IETF_MIN_UNRES_LABEL) && \
((_lbl) <= MPLS_IETF_MAX_UNRES_LABEL))
/**
* The top bit of the index, which is the result of the MPLS lookup
* is used to determine if the DPO is a load-balance or a replicate
*/
#define MPLS_IS_REPLICATE 0x80000000
#endif
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