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Diffstat (limited to 'lib/qafi_safi.h')
| -rw-r--r-- | lib/qafi_safi.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/lib/qafi_safi.h b/lib/qafi_safi.h new file mode 100644 index 00000000..bf0f0360 --- /dev/null +++ b/lib/qafi_safi.h @@ -0,0 +1,151 @@ +/* Quagga AFI/SAFI + * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Kunihiro Ishiguro + * Copyright (C) 2009 Chris Hall (GMCH), Highwayman + * + * This file is part of GNU Zebra. + * + * GNU Zebra is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation; either version 2, or (at your + * option) any later version. + * + * GNU Zebra is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GNU Zebra; see the file COPYING. If not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef _QUAGGA_AFI_SAFI_H +#define _QUAGGA_AFI_SAFI_H + +#include <stdint.h> +#include "lib/zassert.h" + +/*============================================================================== + * Generic AFI and SAFI types. + */ +typedef uint16_t afi_t; +typedef uint8_t safi_t; + +/*============================================================================== + * iAFI and iSAFI + * + * These are the standard IANA registered AFI and SAFI values that Quagga is + * at all interested in. + */ + +typedef enum iAFI iAFI_t ; + +enum iAFI +{ + iAFI_Reserved = 0, /* No meaning defined by IANA */ + + iAFI_IP = 1, /* IP (IP version 4) */ + iAFI_IP6 = 2, /* IP6 (IP version 6) */ + + iAFI_IPV4 = iAFI_IP, /* locally AKA */ + iAFI_IPV6 = iAFI_IP6 /* locally AKA */ +} ; + + +typedef enum iSAFI iSAFI_t ; + +enum iSAFI +{ + iSAFI_Reserved = 0, /* No meaning defined by IANA */ + + iSAFI_Unicast = 1, /* unicast forwarding */ + iSAFI_Multicast = 2, /* multicast forwarding */ + + iSAFI_Unused = 3, /* also Reserved by IANA */ + + iSAFI_MPLS_VPN = 128 /* MPLS-labeled VPN address */ +} ; + +/*============================================================================== + * qAFI and qSAFI + * + * These are the AFI and SAFI values that Quagga uses internally. + * + * They are almost the same as the IANA numbers, but different where that + * is required to produce a dense set. + */ + +typedef enum qAFI qAFI_t ; + +enum qAFI +{ + qAFI_min = 0, /* minimum valid qAFI */ + qAFI_undef = 0, /* undefined AFI */ + + qAFI_first = 1, /* first real qAFI */ + + qAFI_IP = 1, + qAFI_IP6 = 2, + + qAFI_last = 2, /* last real qAFI */ + + qAFI_max = 2, /* maximum valid qAFI */ + qAFI_count, /* number of distinct qAFI */ + + qAFI_IPV4 = qAFI_IP, + qAFI_IPV6 = qAFI_IP6 +} ; + +typedef enum qSAFI qSAFI_t ; + +enum qSAFI +{ + qSAFI_min = 1, /* minimum valid qSAFI */ + qSAFI_undef = 0, /* undefined SAFI */ + + qSAFI_first = 1, /* first real qSAFI */ + + qSAFI_Unicast = 1, + qSAFI_Multicast = 2, + qSAFI_Unused = 3, + qSAFI_MPLS_VPN = 4, + + qSAFI_last = 4, /* last real qSAFI */ + + qSAFI_max = 4, /* maximum valid qSAFI */ + qSAFI_count /* number of distinct qSAFI */ +} ; + +/*============================================================================== + * Quagga AFI/SAFI values -- original macro definitions + */ + +/* Address family numbers from RFC1700. */ +#define AFI_IP 1 +#define AFI_IP6 2 +#define AFI_MAX 3 + +CONFIRM( (AFI_IP == qAFI_IP) + && (AFI_IP == iAFI_IP) ) ; +CONFIRM( (AFI_IP6 == qAFI_IP6) + && (AFI_IP6 == iAFI_IP6) ) ; +CONFIRM(AFI_MAX == qAFI_count) ; + +/* Subsequent Address Family Identifier. */ +#define SAFI_UNICAST 1 +#define SAFI_MULTICAST 2 +#define SAFI_UNICAST_MULTICAST 3 +#define SAFI_MPLS_VPN 4 +#define SAFI_MAX 5 + +CONFIRM( (SAFI_UNICAST == qSAFI_Unicast) + && (SAFI_UNICAST == iSAFI_Unicast) ) ; +CONFIRM( (SAFI_MULTICAST == qSAFI_Multicast) + && (SAFI_MULTICAST == iSAFI_Multicast) ) ; +CONFIRM( (SAFI_UNICAST_MULTICAST == qSAFI_Unused) + && (SAFI_UNICAST_MULTICAST == iSAFI_Unused) ) ; +CONFIRM(SAFI_MPLS_VPN == qSAFI_MPLS_VPN) ; +CONFIRM(SAFI_MAX == qSAFI_count) ; + +#endif /* _QUAGGA_AFI_SAFI_H */ |