[mirror_frr.git] / lib / zebra.h

/* Zebra common header.
 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Kunihiro Ishiguro
 *
 * 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 this program; see the file COPYING; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#ifndef _ZEBRA_H
#define _ZEBRA_H

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif /* HAVE_CONFIG_H */

#include "compiler.h"

#ifdef SUNOS_5
#define _XPG4_2
typedef unsigned int uint32_t;
typedef unsigned short uint16_t;
typedef unsigned char uint8_t;
#endif /* SUNOS_5 */

#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include <signal.h>
#include <string.h>
#include <pwd.h>
#include <grp.h>
#ifdef HAVE_STROPTS_H
#include <stropts.h>
#endif /* HAVE_STROPTS_H */
#include <sys/select.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/param.h>
#ifdef HAVE_SYS_SYSCTL_H
#ifdef GNU_LINUX
#include <linux/types.h>
#endif
#include <sys/sysctl.h>
#endif /* HAVE_SYS_SYSCTL_H */
#include <sys/ioctl.h>
#ifdef HAVE_SYS_CONF_H
#include <sys/conf.h>
#endif /* HAVE_SYS_CONF_H */
#ifdef HAVE_SYS_KSYM_H
#include <sys/ksym.h>
#endif /* HAVE_SYS_KSYM_H */
#include <syslog.h>
#include <sys/time.h>
#include <time.h>
#include <sys/uio.h>
#include <sys/utsname.h>
#include <sys/resource.h>
#include <limits.h>
#include <inttypes.h>
#include <stdbool.h>

/* machine dependent includes */
#ifdef SUNOS_5
#include <strings.h>
#endif /* SUNOS_5 */

/* machine dependent includes */
#ifdef HAVE_LINUX_VERSION_H
#include <linux/version.h>
#endif /* HAVE_LINUX_VERSION_H */

#ifdef HAVE_ASM_TYPES_H
#include <asm/types.h>
#endif /* HAVE_ASM_TYPES_H */

/* misc include group */
#include <stdarg.h>
#if !(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L)
/* Not C99; do we need to define va_copy? */
#ifndef va_copy
#ifdef __va_copy
#define va_copy(DST,SRC) __va_copy(DST,SRC)
#else
/* Now we are desperate; this should work on many typical platforms.
   But this is slightly dangerous, because the standard does not require
   va_copy to be a macro. */
#define va_copy(DST,SRC) memcpy(&(DST), &(SRC), sizeof(va_list))
#warning "Not C99 and no va_copy macro available, falling back to memcpy"
#endif /* __va_copy */
#endif /* !va_copy */
#endif /* !C99 */


#ifdef HAVE_LCAPS
#include <sys/capability.h>
#include <sys/prctl.h>
#endif /* HAVE_LCAPS */

#ifdef HAVE_SOLARIS_CAPABILITIES
#include <priv.h>
#endif /* HAVE_SOLARIS_CAPABILITIES */

/* network include group */

#include <sys/socket.h>

#ifdef HAVE_SYS_SOCKIO_H
#include <sys/sockio.h>
#endif /* HAVE_SYS_SOCKIO_H */

#ifdef __APPLE__
#define __APPLE_USE_RFC_3542
#endif

#ifndef HAVE_LIBCRYPT
#ifdef HAVE_LIBCRYPTO
#include <openssl/des.h>
#      define crypt DES_crypt
#endif
#endif

#include "openbsd-tree.h"

#include <netinet/in.h>
#include <netinet/in_systm.h>
#include <netinet/ip.h>
#include <netinet/tcp.h>

#ifdef HAVE_NET_NETOPT_H
#include <net/netopt.h>
#endif /* HAVE_NET_NETOPT_H */

#include <net/if.h>

#ifdef HAVE_NET_IF_DL_H
#include <net/if_dl.h>
#endif /* HAVE_NET_IF_DL_H */

#ifdef HAVE_NET_IF_VAR_H
#include <net/if_var.h>
#endif /* HAVE_NET_IF_VAR_H */

#include <net/route.h>

#ifdef HAVE_NETLINK
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/filter.h>
#else
#define RT_TABLE_MAIN		0
#endif /* HAVE_NETLINK */

#include <netdb.h>
#include <arpa/inet.h>

#ifdef HAVE_INET_ND_H
#include <inet/nd.h>
#endif /* HAVE_INET_ND_H */

#ifdef HAVE_NETINET_IN_VAR_H
#include <netinet/in_var.h>
#endif /* HAVE_NETINET_IN_VAR_H */

#ifdef HAVE_NETINET6_IN6_VAR_H
#include <netinet6/in6_var.h>
#endif /* HAVE_NETINET6_IN6_VAR_H */

#ifdef HAVE_NETINET_IN6_VAR_H
#include <netinet/in6_var.h>
#endif /* HAVE_NETINET_IN6_VAR_H */

#ifdef HAVE_NETINET6_IN_H
#include <netinet6/in.h>
#endif /* HAVE_NETINET6_IN_H */


#ifdef HAVE_NETINET6_IP6_H
#include <netinet6/ip6.h>
#endif /* HAVE_NETINET6_IP6_H */

#include <netinet/icmp6.h>

#ifdef HAVE_NETINET6_ND6_H
#include <netinet6/nd6.h>
#endif /* HAVE_NETINET6_ND6_H */

/* Some systems do not define UINT32_MAX, etc.. from inttypes.h
 * e.g. this makes life easier for FBSD 4.11 users.
 */
#ifndef INT8_MAX
#define INT8_MAX	(127)
#endif
#ifndef INT16_MAX
#define INT16_MAX	(32767)
#endif
#ifndef INT32_MAX
#define INT32_MAX	(2147483647)
#endif
#ifndef UINT8_MAX
#define UINT8_MAX	(255U)
#endif
#ifndef UINT16_MAX
#define UINT16_MAX	(65535U)
#endif
#ifndef UINT32_MAX
#define UINT32_MAX	(4294967295U)
#endif

#ifdef HAVE_GLIBC_BACKTRACE
#include <execinfo.h>
#endif /* HAVE_GLIBC_BACKTRACE */

/* Local includes: */
#if !(defined(__GNUC__) || defined(VTYSH_EXTRACT_PL))
#define __attribute__(x)
#endif /* !__GNUC__ || VTYSH_EXTRACT_PL */

#include "zassert.h"

#ifndef HAVE_STRLCAT
size_t strlcat(char *__restrict dest,
	       const char *__restrict src, size_t destsize);
#endif
#ifndef HAVE_STRLCPY
size_t strlcpy(char *__restrict dest,
	       const char *__restrict src, size_t destsize);
#endif

#ifdef HAVE_BROKEN_CMSG_FIRSTHDR
/* This bug is present in Solaris 8 and pre-patch Solaris 9 <sys/socket.h>;
   please refer to http://bugzilla.quagga.net/show_bug.cgi?id=142 */

/* Check that msg_controllen is large enough. */
#define ZCMSG_FIRSTHDR(mhdr)                                                   \
	(((size_t)((mhdr)->msg_controllen) >= sizeof(struct cmsghdr))          \
		 ? CMSG_FIRSTHDR(mhdr)                                         \
		 : (struct cmsghdr *)NULL)

#warning "CMSG_FIRSTHDR is broken on this platform, using a workaround"

#else  /* HAVE_BROKEN_CMSG_FIRSTHDR */
#define ZCMSG_FIRSTHDR(M) CMSG_FIRSTHDR(M)
#endif /* HAVE_BROKEN_CMSG_FIRSTHDR */


/* GCC have printf type attribute check.  */
#ifdef __GNUC__
#define PRINTF_ATTRIBUTE(a,b) __attribute__ ((__format__ (__printf__, a, b)))
#else
#define PRINTF_ATTRIBUTE(a,b)
#endif /* __GNUC__ */

/*
 * RFC 3542 defines several macros for using struct cmsghdr.
 * Here, we define those that are not present
 */

/*
 * Internal defines, for use only in this file.
 * These are likely wrong on other than ILP32 machines, so warn.
 */
#ifndef _CMSG_DATA_ALIGN
#define _CMSG_DATA_ALIGN(n)           (((n) + 3) & ~3)
#endif /* _CMSG_DATA_ALIGN */

#ifndef _CMSG_HDR_ALIGN
#define _CMSG_HDR_ALIGN(n)            (((n) + 3) & ~3)
#endif /* _CMSG_HDR_ALIGN */

/*
 * CMSG_SPACE and CMSG_LEN are required in RFC3542, but were new in that
 * version.
 */
#ifndef CMSG_SPACE
#define CMSG_SPACE(l)                                                          \
	(_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + _CMSG_HDR_ALIGN(l))
#warning "assuming 4-byte alignment for CMSG_SPACE"
#endif /* CMSG_SPACE */


#ifndef CMSG_LEN
#define CMSG_LEN(l)         (_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + (l))
#warning "assuming 4-byte alignment for CMSG_LEN"
#endif /* CMSG_LEN */


/*  The definition of struct in_pktinfo is missing in old version of
    GLIBC 2.1 (Redhat 6.1).  */
#if defined(GNU_LINUX) && !defined(HAVE_STRUCT_IN_PKTINFO)
struct in_pktinfo {
	int ipi_ifindex;
	struct in_addr ipi_spec_dst;
	struct in_addr ipi_addr;
};
#endif

/*
 * IP_HDRINCL / struct ip byte order
 *
 * Linux: network byte order
 * *BSD: network, except for length and offset. (cf Stevens)
 * SunOS: nominally as per BSD. but bug: network order on LE.
 * OpenBSD: network byte order, apart from older versions which are as per
 *          *BSD
 */
#if defined(__NetBSD__)                                                        \
	|| (defined(__FreeBSD__) && (__FreeBSD_version < 1100030))             \
	|| (defined(__OpenBSD__) && (OpenBSD < 200311))                        \
	|| (defined(__APPLE__))                                                \
	|| (defined(SUNOS_5) && defined(WORDS_BIGENDIAN))
#define HAVE_IP_HDRINCL_BSD_ORDER
#endif

/* Define BYTE_ORDER, if not defined. Useful for compiler conditional
 * code, rather than preprocessor conditional.
 * Not all the world has this BSD define.
 */
#ifndef BYTE_ORDER
#define BIG_ENDIAN	4321	/* least-significant byte first (vax, pc) */
#define LITTLE_ENDIAN	1234	/* most-significant byte first (IBM, net) */
#define PDP_ENDIAN	3412	/* LSB first in word, MSW first in long (pdp) */

#if defined(WORDS_BIGENDIAN)
#define BYTE_ORDER	BIG_ENDIAN
#else  /* !WORDS_BIGENDIAN */
#define BYTE_ORDER	LITTLE_ENDIAN
#endif /* WORDS_BIGENDIAN */

#endif /* ndef BYTE_ORDER */

/* MAX / MIN are not commonly defined, but useful */
/* note: glibc sys/param.h has #define MIN(a,b) (((a)<(b))?(a):(b)) */
#ifdef MAX
#undef MAX
#endif
#define MAX(a, b)                                                              \
	({                                                                     \
		typeof(a) _a = (a);                                            \
		typeof(b) _b = (b);                                            \
		_a > _b ? _a : _b;                                             \
	})
#ifdef MIN
#undef MIN
#endif
#define MIN(a, b)                                                              \
	({                                                                     \
		typeof(a) _a = (a);                                            \
		typeof(b) _b = (b);                                            \
		_a < _b ? _a : _b;                                             \
	})

#define ZEBRA_NUM_OF(x) (sizeof (x) / sizeof (x[0]))

/* For old definition. */
#ifndef IN6_ARE_ADDR_EQUAL
#define IN6_ARE_ADDR_EQUAL IN6_IS_ADDR_EQUAL
#endif /* IN6_ARE_ADDR_EQUAL */

/* default zebra TCP port for zclient */
#define ZEBRA_PORT			2600

/* Marker value used in new Zserv, in the byte location corresponding
 * the command value in the old zserv header. To allow old and new
 * Zserv headers to be distinguished from each other.
 */
#define ZEBRA_HEADER_MARKER              254

/* Zebra route's types are defined in route_types.h */
#include "route_types.h"

/* Note: whenever a new route-type or zserv-command is added the
 * corresponding {command,route}_types[] table in lib/log.c MUST be
 * updated! */

/* Map a route type to a string.  For example, ZEBRA_ROUTE_RIPNG -> "ripng". */
extern const char *zebra_route_string(unsigned int route_type);
/* Map a route type to a char.  For example, ZEBRA_ROUTE_RIPNG -> 'R'. */
extern char zebra_route_char(unsigned int route_type);
/* Map a zserv command type to the same string,
 * e.g. ZEBRA_INTERFACE_ADD -> "ZEBRA_INTERFACE_ADD" */
/* Map a protocol name to its number. e.g. ZEBRA_ROUTE_BGP->9*/
extern int proto_name2num(const char *s);
/* Map redistribute X argument to protocol number.
 * unlike proto_name2num, this accepts shorthands and takes
 * an AFI value to restrict input */
extern int proto_redistnum(int afi, const char *s);

extern const char *zserv_command_string(unsigned int command);

#define strmatch(a,b) (!strcmp((a), (b)))

/* Zebra message flags */
#define ZEBRA_FLAG_ALLOW_RECURSION    0x01
#define ZEBRA_FLAG_SELFROUTE          0x02
#define ZEBRA_FLAG_IBGP               0x08
#define ZEBRA_FLAG_SELECTED           0x10
#define ZEBRA_FLAG_STATIC             0x40
#define ZEBRA_FLAG_SCOPE_LINK         0x100
#define ZEBRA_FLAG_FIB_OVERRIDE       0x200
#define ZEBRA_FLAG_EVPN_ROUTE         0x400
/* ZEBRA_FLAG_BLACKHOLE was 0x04 */
/* ZEBRA_FLAG_REJECT was 0x80 */

/* Zebra FEC flags. */
#define ZEBRA_FEC_REGISTER_LABEL_INDEX        0x1

#ifndef INADDR_LOOPBACK
#define	INADDR_LOOPBACK	0x7f000001	/* Internet address 127.0.0.1.  */
#endif

/* Address family numbers from RFC1700. */
typedef enum { AFI_IP = 1, AFI_IP6 = 2, AFI_L2VPN = 3, AFI_MAX = 4 } afi_t;

/* Subsequent Address Family Identifier. */
typedef enum {
	SAFI_UNICAST = 1,
	SAFI_MULTICAST = 2,
	SAFI_MPLS_VPN = 3,
	SAFI_ENCAP = 4,
	SAFI_EVPN = 5,
	SAFI_LABELED_UNICAST = 6,
	SAFI_FLOWSPEC = 7,
	SAFI_MAX = 8
} safi_t;

/*
 * The above AFI and SAFI definitions are for internal use. The protocol
 * definitions (IANA values) as for example used in BGP protocol packets
 * are defined below and these will get mapped to/from the internal values
 * in the appropriate places.
 * The rationale is that the protocol (IANA) values may be sparse and are
 * not optimal for use in data-structure sizing.
 * Note: Only useful (i.e., supported) values are defined below.
 */
typedef enum {
	IANA_AFI_RESERVED = 0,
	IANA_AFI_IPV4 = 1,
	IANA_AFI_IPV6 = 2,
	IANA_AFI_L2VPN = 25,
	IANA_AFI_IPMR = 128,
	IANA_AFI_IP6MR = 129
} iana_afi_t;

typedef enum {
	IANA_SAFI_RESERVED = 0,
	IANA_SAFI_UNICAST = 1,
	IANA_SAFI_MULTICAST = 2,
	IANA_SAFI_LABELED_UNICAST = 4,
	IANA_SAFI_ENCAP = 7,
	IANA_SAFI_EVPN = 70,
	IANA_SAFI_MPLS_VPN = 128,
	IANA_SAFI_FLOWSPEC = 133
} iana_safi_t;

/* Default Administrative Distance of each protocol. */
#define ZEBRA_KERNEL_DISTANCE_DEFAULT      0
#define ZEBRA_CONNECT_DISTANCE_DEFAULT     0
#define ZEBRA_STATIC_DISTANCE_DEFAULT      1
#define ZEBRA_RIP_DISTANCE_DEFAULT       120
#define ZEBRA_RIPNG_DISTANCE_DEFAULT     120
#define ZEBRA_OSPF_DISTANCE_DEFAULT      110
#define ZEBRA_OSPF6_DISTANCE_DEFAULT     110
#define ZEBRA_ISIS_DISTANCE_DEFAULT      115
#define ZEBRA_IBGP_DISTANCE_DEFAULT      200
#define ZEBRA_EBGP_DISTANCE_DEFAULT       20
#define ZEBRA_TABLE_DISTANCE_DEFAULT      15

/* Flag manipulation macros. */
#define CHECK_FLAG(V,F)      ((V) & (F))
#define SET_FLAG(V,F)        (V) |= (F)
#define UNSET_FLAG(V,F)      (V) &= ~(F)
#define RESET_FLAG(V)        (V) = 0
#define COND_FLAG(V, F, C)   ((C) ? (SET_FLAG(V, F)) : (UNSET_FLAG(V, F)))

/* Atomic flag manipulation macros. */
#define CHECK_FLAG_ATOMIC(PV, F)                                               \
	((atomic_load_explicit(PV, memory_order_seq_cst)) & (F))
#define SET_FLAG_ATOMIC(PV, F)                                                 \
	((atomic_fetch_or_explicit(PV, (F), memory_order_seq_cst)))
#define UNSET_FLAG_ATOMIC(PV, F)                                               \
	((atomic_fetch_and_explicit(PV, ~(F), memory_order_seq_cst)))
#define RESET_FLAG_ATOMIC(PV)                                                  \
	((atomic_store_explicit(PV, 0, memory_order_seq_cst)))

/* Zebra types. Used in Zserv message header. */
typedef uint16_t zebra_size_t;
typedef uint16_t zebra_command_t;

/* VRF ID type. */
typedef uint32_t vrf_id_t;

typedef uint32_t route_tag_t;
#define ROUTE_TAG_MAX UINT32_MAX
#define ROUTE_TAG_PRI PRIu32

static inline afi_t afi_iana2int(iana_afi_t afi)
{
	switch (afi) {
	case IANA_AFI_IPV4:
		return AFI_IP;
	case IANA_AFI_IPV6:
		return AFI_IP6;
	case IANA_AFI_L2VPN:
		return AFI_L2VPN;
	default:
		return AFI_MAX;
	}
}

static inline iana_afi_t afi_int2iana(afi_t afi)
{
	switch (afi) {
	case AFI_IP:
		return IANA_AFI_IPV4;
	case AFI_IP6:
		return IANA_AFI_IPV6;
	case AFI_L2VPN:
		return IANA_AFI_L2VPN;
	default:
		return IANA_AFI_RESERVED;
	}
}

static inline safi_t safi_iana2int(iana_safi_t safi)
{
	switch (safi) {
	case IANA_SAFI_UNICAST:
		return SAFI_UNICAST;
	case IANA_SAFI_MULTICAST:
		return SAFI_MULTICAST;
	case IANA_SAFI_MPLS_VPN:
		return SAFI_MPLS_VPN;
	case IANA_SAFI_ENCAP:
		return SAFI_ENCAP;
	case IANA_SAFI_EVPN:
		return SAFI_EVPN;
	case IANA_SAFI_LABELED_UNICAST:
		return SAFI_LABELED_UNICAST;
	case IANA_SAFI_FLOWSPEC:
		return SAFI_FLOWSPEC;
	default:
		return SAFI_MAX;
	}
}

static inline iana_safi_t safi_int2iana(safi_t safi)
{
	switch (safi) {
	case SAFI_UNICAST:
		return IANA_SAFI_UNICAST;
	case SAFI_MULTICAST:
		return IANA_SAFI_MULTICAST;
	case SAFI_MPLS_VPN:
		return IANA_SAFI_MPLS_VPN;
	case SAFI_ENCAP:
		return IANA_SAFI_ENCAP;
	case SAFI_EVPN:
		return IANA_SAFI_EVPN;
	case SAFI_LABELED_UNICAST:
		return IANA_SAFI_LABELED_UNICAST;
	case SAFI_FLOWSPEC:
		return IANA_SAFI_FLOWSPEC;
	default:
		return IANA_SAFI_RESERVED;
	}
}

#endif /* _ZEBRA_H */
Commit	Line	Data
718e3744	1	/* Zebra common header.
896014f4 DL	2	* Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Kunihiro Ishiguro
	3	*
	4	* This file is part of GNU Zebra.
	5	*
	6	* GNU Zebra is free software; you can redistribute it and/or modify it
	7	* under the terms of the GNU General Public License as published by the
	8	* Free Software Foundation; either version 2, or (at your option) any
	9	* later version.
	10	*
	11	* GNU Zebra is distributed in the hope that it will be useful, but
	12	* WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	* General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License along
	17	* with this program; see the file COPYING; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
718e3744	20
	21	#ifndef _ZEBRA_H
	22	#define _ZEBRA_H
	23
	24	#ifdef HAVE_CONFIG_H
	25	#include "config.h"
	26	#endif /* HAVE_CONFIG_H */
	27
ef7eec74 QY	28	#include "compiler.h"
ef7eec74 QY	29
718e3744	30	#ifdef SUNOS_5
718e3744	31	#define _XPG4_2
d7c0a89a QY	32	typedef unsigned int uint32_t;
	33	typedef unsigned short uint16_t;
	34	typedef unsigned char uint8_t;
718e3744	35	#endif /* SUNOS_5 */
	36
	37	#include <unistd.h>
	38	#include <stdio.h>
	39	#include <stdlib.h>
c423d413	40	#include <stddef.h>
718e3744	41	#include <ctype.h>
	42	#include <errno.h>
	43	#include <fcntl.h>
	44	#include <signal.h>
	45	#include <string.h>
edd7c245	46	#include <pwd.h>
edd7c245	47	#include <grp.h>
718e3744	48	#ifdef HAVE_STROPTS_H
	49	#include <stropts.h>
	50	#endif /* HAVE_STROPTS_H */
718e3744	51	#include <sys/select.h>
718e3744	52	#include <sys/stat.h>
718e3744	53	#include <sys/types.h>
	54	#include <sys/param.h>
	55	#ifdef HAVE_SYS_SYSCTL_H
0dc0b708 AS	56	#ifdef GNU_LINUX
	57	#include <linux/types.h>
	58	#endif
718e3744	59	#include <sys/sysctl.h>
	60	#endif /* HAVE_SYS_SYSCTL_H */
	61	#include <sys/ioctl.h>
	62	#ifdef HAVE_SYS_CONF_H
	63	#include <sys/conf.h>
	64	#endif /* HAVE_SYS_CONF_H */
	65	#ifdef HAVE_SYS_KSYM_H
	66	#include <sys/ksym.h>
	67	#endif /* HAVE_SYS_KSYM_H */
	68	#include <syslog.h>
24f5e2fc DL	69	#include <sys/time.h>
24f5e2fc DL	70	#include <time.h>
718e3744	71	#include <sys/uio.h>
718e3744	72	#include <sys/utsname.h>
718e3744	73	#include <sys/resource.h>
a58c25b6	74	#include <limits.h>
35cfc90c	75	#include <inttypes.h>
63a13864	76	#include <stdbool.h>
718e3744	77
	78	/* machine dependent includes */
	79	#ifdef SUNOS_5
718e3744	80	#include <strings.h>
	81	#endif /* SUNOS_5 */
	82
	83	/* machine dependent includes */
	84	#ifdef HAVE_LINUX_VERSION_H
	85	#include <linux/version.h>
	86	#endif /* HAVE_LINUX_VERSION_H */
	87
ba965c6c	88	#ifdef HAVE_ASM_TYPES_H
	89	#include <asm/types.h>
	90	#endif /* HAVE_ASM_TYPES_H */
	91
718e3744	92	/* misc include group */
718e3744	93	#include <stdarg.h>
4cf0d0df	94	#if !(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L)
4cf0d0df	95	/* Not C99; do we need to define va_copy? */
e22f5516	96	#ifndef va_copy
e22f5516	97	#ifdef __va_copy
4cf0d0df	98	#define va_copy(DST,SRC) __va_copy(DST,SRC)
e22f5516	99	#else
d62a17ae	100	/* Now we are desperate; this should work on many typical platforms.
e22f5516	101	But this is slightly dangerous, because the standard does not require
	102	va_copy to be a macro. */
	103	#define va_copy(DST,SRC) memcpy(&(DST), &(SRC), sizeof(va_list))
	104	#warning "Not C99 and no va_copy macro available, falling back to memcpy"
	105	#endif /* __va_copy */
	106	#endif /* !va_copy */
4cf0d0df	107	#endif /* !C99 */
db8eaac6	108
718e3744	109
ba3a0bc5	110	#ifdef HAVE_LCAPS
	111	#include <sys/capability.h>
	112	#include <sys/prctl.h>
	113	#endif /* HAVE_LCAPS */
	114
ceacedba	115	#ifdef HAVE_SOLARIS_CAPABILITIES
	116	#include <priv.h>
	117	#endif /* HAVE_SOLARIS_CAPABILITIES */
	118
718e3744	119	/* network include group */
	120
	121	#include <sys/socket.h>
	122
	123	#ifdef HAVE_SYS_SOCKIO_H
	124	#include <sys/sockio.h>
	125	#endif /* HAVE_SYS_SOCKIO_H */
	126
ea057677 HT	127	#ifdef __APPLE__
	128	#define __APPLE_USE_RFC_3542
	129	#endif
	130
f9e75524	131	#ifndef HAVE_LIBCRYPT
996c9314 LB	132	#ifdef HAVE_LIBCRYPTO
996c9314 LB	133	#include <openssl/des.h>
f9e75524	134	# define crypt DES_crypt
996c9314	135	#endif
f9e75524 JAG	136	#endif
f9e75524 JAG	137
8d8763f4	138	#include "openbsd-tree.h"
6021c8d3	139
718e3744	140	#include <netinet/in.h>
718e3744	141	#include <netinet/in_systm.h>
	142	#include <netinet/ip.h>
	143	#include <netinet/tcp.h>
	144
	145	#ifdef HAVE_NET_NETOPT_H
	146	#include <net/netopt.h>
	147	#endif /* HAVE_NET_NETOPT_H */
	148
	149	#include <net/if.h>
	150
	151	#ifdef HAVE_NET_IF_DL_H
	152	#include <net/if_dl.h>
	153	#endif /* HAVE_NET_IF_DL_H */
	154
	155	#ifdef HAVE_NET_IF_VAR_H
	156	#include <net/if_var.h>
	157	#endif /* HAVE_NET_IF_VAR_H */
	158
	159	#include <net/route.h>
	160
	161	#ifdef HAVE_NETLINK
	162	#include <linux/netlink.h>
	163	#include <linux/rtnetlink.h>
768a27ea	164	#include <linux/filter.h>
718e3744	165	#else
	166	#define RT_TABLE_MAIN 0
	167	#endif /* HAVE_NETLINK */
	168
718e3744	169	#include <netdb.h>
718e3744	170	#include <arpa/inet.h>
718e3744	171
	172	#ifdef HAVE_INET_ND_H
	173	#include <inet/nd.h>
	174	#endif /* HAVE_INET_ND_H */
	175
	176	#ifdef HAVE_NETINET_IN_VAR_H
	177	#include <netinet/in_var.h>
	178	#endif /* HAVE_NETINET_IN_VAR_H */
	179
726f9b2b	180	#ifdef HAVE_NETINET6_IN6_VAR_H
	181	#include <netinet6/in6_var.h>
	182	#endif /* HAVE_NETINET6_IN6_VAR_H */
	183
718e3744	184	#ifdef HAVE_NETINET_IN6_VAR_H
	185	#include <netinet/in6_var.h>
	186	#endif /* HAVE_NETINET_IN6_VAR_H */
	187
	188	#ifdef HAVE_NETINET6_IN_H
	189	#include <netinet6/in.h>
	190	#endif /* HAVE_NETINET6_IN_H */
	191
	192
	193	#ifdef HAVE_NETINET6_IP6_H
	194	#include <netinet6/ip6.h>
	195	#endif /* HAVE_NETINET6_IP6_H */
	196
718e3744	197	#include <netinet/icmp6.h>
718e3744	198
	199	#ifdef HAVE_NETINET6_ND6_H
	200	#include <netinet6/nd6.h>
	201	#endif /* HAVE_NETINET6_ND6_H */
	202
35cfc90c PJ	203	/* Some systems do not define UINT32_MAX, etc.. from inttypes.h
	204	* e.g. this makes life easier for FBSD 4.11 users.
	205	*/
	206	#ifndef INT8_MAX
	207	#define INT8_MAX (127)
	208	#endif
	209	#ifndef INT16_MAX
	210	#define INT16_MAX (32767)
	211	#endif
	212	#ifndef INT32_MAX
	213	#define INT32_MAX (2147483647)
	214	#endif
	215	#ifndef UINT8_MAX
	216	#define UINT8_MAX (255U)
	217	#endif
	218	#ifndef UINT16_MAX
	219	#define UINT16_MAX (65535U)
	220	#endif
3b424979	221	#ifndef UINT32_MAX
35cfc90c PJ	222	#define UINT32_MAX (4294967295U)
35cfc90c PJ	223	#endif
3b424979	224
fb2d1502	225	#ifdef HAVE_GLIBC_BACKTRACE
	226	#include <execinfo.h>
	227	#endif /* HAVE_GLIBC_BACKTRACE */
	228
db8eaac6	229	/* Local includes: */
d62a17ae	230	#if !(defined(__GNUC__) \|\| defined(VTYSH_EXTRACT_PL))
db8eaac6	231	#define __attribute__(x)
d62a17ae	232	#endif /* !__GNUC__ \|\| VTYSH_EXTRACT_PL */
db8eaac6	233
	234	#include "zassert.h"
	235
c5d9d3bb	236	#ifndef HAVE_STRLCAT
c9a164df DS	237	size_t strlcat(char *__restrict dest,
c9a164df DS	238	const char *__restrict src, size_t destsize);
c5d9d3bb DL	239	#endif
c5d9d3bb DL	240	#ifndef HAVE_STRLCPY
c9a164df DS	241	size_t strlcpy(char *__restrict dest,
c9a164df DS	242	const char *__restrict src, size_t destsize);
c5d9d3bb	243	#endif
db8eaac6	244
b99760ab	245	#ifdef HAVE_BROKEN_CMSG_FIRSTHDR
	246	/* This bug is present in Solaris 8 and pre-patch Solaris 9 <sys/socket.h>;
	247	please refer to http://bugzilla.quagga.net/show_bug.cgi?id=142 */
	248
	249	/* Check that msg_controllen is large enough. */
d62a17ae	250	#define ZCMSG_FIRSTHDR(mhdr) \
	251	(((size_t)((mhdr)->msg_controllen) >= sizeof(struct cmsghdr)) \
	252	? CMSG_FIRSTHDR(mhdr) \
	253	: (struct cmsghdr *)NULL)
b99760ab	254
	255	#warning "CMSG_FIRSTHDR is broken on this platform, using a workaround"
	256
d62a17ae	257	#else /* HAVE_BROKEN_CMSG_FIRSTHDR */
b99760ab	258	#define ZCMSG_FIRSTHDR(M) CMSG_FIRSTHDR(M)
	259	#endif /* HAVE_BROKEN_CMSG_FIRSTHDR */
	260
	261
fe232cf8 QY	262	/* GCC have printf type attribute check. */
	263	#ifdef __GNUC__
	264	#define PRINTF_ATTRIBUTE(a,b) __attribute__ ((__format__ (__printf__, a, b)))
	265	#else
	266	#define PRINTF_ATTRIBUTE(a,b)
	267	#endif /* __GNUC__ */
b99760ab	268
d62a17ae	269	/*
69e1325f	270	* RFC 3542 defines several macros for using struct cmsghdr.
	271	* Here, we define those that are not present
	272	*/
	273
	274	/*
	275	* Internal defines, for use only in this file.
	276	* These are likely wrong on other than ILP32 machines, so warn.
02ff83c5	277	*/
	278	#ifndef _CMSG_DATA_ALIGN
	279	#define _CMSG_DATA_ALIGN(n) (((n) + 3) & ~3)
	280	#endif /* _CMSG_DATA_ALIGN */
	281
	282	#ifndef _CMSG_HDR_ALIGN
	283	#define _CMSG_HDR_ALIGN(n) (((n) + 3) & ~3)
	284	#endif /* _CMSG_HDR_ALIGN */
	285
69e1325f	286	/*
	287	* CMSG_SPACE and CMSG_LEN are required in RFC3542, but were new in that
	288	* version.
	289	*/
02ff83c5	290	#ifndef CMSG_SPACE
d62a17ae	291	#define CMSG_SPACE(l) \
d62a17ae	292	(_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + _CMSG_HDR_ALIGN(l))
69e1325f	293	#warning "assuming 4-byte alignment for CMSG_SPACE"
d62a17ae	294	#endif /* CMSG_SPACE */
02ff83c5	295
	296
	297	#ifndef CMSG_LEN
	298	#define CMSG_LEN(l) (_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + (l))
69e1325f	299	#warning "assuming 4-byte alignment for CMSG_LEN"
02ff83c5	300	#endif /* CMSG_LEN */
02ff83c5	301
69e1325f	302
718e3744	303	/* The definition of struct in_pktinfo is missing in old version of
718e3744	304	GLIBC 2.1 (Redhat 6.1). */
d62a17ae	305	#if defined(GNU_LINUX) && !defined(HAVE_STRUCT_IN_PKTINFO)
	306	struct in_pktinfo {
	307	int ipi_ifindex;
	308	struct in_addr ipi_spec_dst;
	309	struct in_addr ipi_addr;
718e3744	310	};
	311	#endif
	312
d62a17ae	313	/*
9172ee0e	314	* IP_HDRINCL / struct ip byte order
	315	*
	316	* Linux: network byte order
	317	* *BSD: network, except for length and offset. (cf Stevens)
	318	* SunOS: nominally as per BSD. but bug: network order on LE.
d62a17ae	319	* OpenBSD: network byte order, apart from older versions which are as per
9172ee0e	320	* *BSD
9172ee0e	321	*/
d62a17ae	322	#if defined(__NetBSD__) \
	323	\|\| (defined(__FreeBSD__) && (__FreeBSD_version < 1100030)) \
	324	\|\| (defined(__OpenBSD__) && (OpenBSD < 200311)) \
	325	\|\| (defined(__APPLE__)) \
	326	\|\| (defined(SUNOS_5) && defined(WORDS_BIGENDIAN))
9172ee0e	327	#define HAVE_IP_HDRINCL_BSD_ORDER
	328	#endif
	329
34204aac	330	/* Define BYTE_ORDER, if not defined. Useful for compiler conditional
	331	* code, rather than preprocessor conditional.
	332	* Not all the world has this BSD define.
	333	*/
	334	#ifndef BYTE_ORDER
	335	#define BIG_ENDIAN 4321 /* least-significant byte first (vax, pc) */
	336	#define LITTLE_ENDIAN 1234 /* most-significant byte first (IBM, net) */
	337	#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp) */
	338
	339	#if defined(WORDS_BIGENDIAN)
	340	#define BYTE_ORDER BIG_ENDIAN
d62a17ae	341	#else /* !WORDS_BIGENDIAN */
34204aac	342	#define BYTE_ORDER LITTLE_ENDIAN
	343	#endif /* WORDS_BIGENDIAN */
	344
	345	#endif /* ndef BYTE_ORDER */
	346
efba6ce9	347	/* MAX / MIN are not commonly defined, but useful */
6b143a68 DL	348	/* note: glibc sys/param.h has #define MIN(a,b) (((a)<(b))?(a):(b)) */
	349	#ifdef MAX
	350	#undef MAX
	351	#endif
d62a17ae	352	#define MAX(a, b) \
	353	({ \
	354	typeof(a) _a = (a); \
	355	typeof(b) _b = (b); \
	356	_a > _b ? _a : _b; \
	357	})
6b143a68 DL	358	#ifdef MIN
6b143a68 DL	359	#undef MIN
8a0bebfc	360	#endif
d62a17ae	361	#define MIN(a, b) \
	362	({ \
	363	typeof(a) _a = (a); \
	364	typeof(b) _b = (b); \
	365	_a < _b ? _a : _b; \
	366	})
efba6ce9	367
0915bb0c AS	368	#define ZEBRA_NUM_OF(x) (sizeof (x) / sizeof (x[0]))
0915bb0c AS	369
718e3744	370	/* For old definition. */
	371	#ifndef IN6_ARE_ADDR_EQUAL
	372	#define IN6_ARE_ADDR_EQUAL IN6_IS_ADDR_EQUAL
	373	#endif /* IN6_ARE_ADDR_EQUAL */
	374
8cc4198f	375	/* default zebra TCP port for zclient */
	376	#define ZEBRA_PORT 2600
	377
c1b9800a	378	/* Marker value used in new Zserv, in the byte location corresponding
	379	* the command value in the old zserv header. To allow old and new
	380	* Zserv headers to be distinguished from each other.
	381	*/
80e71dcd	382	#define ZEBRA_HEADER_MARKER 254
c1b9800a	383
e0ca5fde DL	384	/* Zebra route's types are defined in route_types.h */
e0ca5fde DL	385	#include "route_types.h"
718e3744	386
d6d672aa PJ	387	/* Note: whenever a new route-type or zserv-command is added the
	388	* corresponding {command,route}_types[] table in lib/log.c MUST be
	389	* updated! */
f52d13cb	390
f52d13cb	391	/* Map a route type to a string. For example, ZEBRA_ROUTE_RIPNG -> "ripng". */
b6026073	392	extern const char *zebra_route_string(unsigned int route_type);
f52d13cb	393	/* Map a route type to a char. For example, ZEBRA_ROUTE_RIPNG -> 'R'. */
b6026073	394	extern char zebra_route_char(unsigned int route_type);
d62a17ae	395	/* Map a zserv command type to the same string,
d6d672aa	396	* e.g. ZEBRA_INTERFACE_ADD -> "ZEBRA_INTERFACE_ADD" */
7514fb77 PJ	397	/* Map a protocol name to its number. e.g. ZEBRA_ROUTE_BGP->9*/
7514fb77 PJ	398	extern int proto_name2num(const char *s);
e0ca5fde DL	399	/* Map redistribute X argument to protocol number.
	400	* unlike proto_name2num, this accepts shorthands and takes
	401	* an AFI value to restrict input */
	402	extern int proto_redistnum(int afi, const char *s);
7514fb77	403
d62a17ae	404	extern const char *zserv_command_string(unsigned int command);
f52d13cb	405
bf31fc81 DL	406	#define strmatch(a,b) (!strcmp((a), (b)))
bf31fc81 DL	407
718e3744	408	/* Zebra message flags */
4e8b02f4	409	#define ZEBRA_FLAG_ALLOW_RECURSION 0x01
718e3744	410	#define ZEBRA_FLAG_SELFROUTE 0x02
718e3744	411	#define ZEBRA_FLAG_IBGP 0x08
718e3744	412	#define ZEBRA_FLAG_SELECTED 0x10
718e3744	413	#define ZEBRA_FLAG_STATIC 0x40
525c1839	414	#define ZEBRA_FLAG_SCOPE_LINK 0x100
446bb95e	415	#define ZEBRA_FLAG_FIB_OVERRIDE 0x200
90264d64	416	#define ZEBRA_FLAG_EVPN_ROUTE 0x400
a8309422 DL	417	/* ZEBRA_FLAG_BLACKHOLE was 0x04 */
a8309422 DL	418	/* ZEBRA_FLAG_REJECT was 0x80 */
718e3744	419
28d58fd7 VV	420	/* Zebra FEC flags. */
	421	#define ZEBRA_FEC_REGISTER_LABEL_INDEX 0x1
	422
718e3744	423	#ifndef INADDR_LOOPBACK
	424	#define INADDR_LOOPBACK 0x7f000001 /* Internet address 127.0.0.1. */
	425	#endif
	426
	427	/* Address family numbers from RFC1700. */
d62a17ae	428	typedef enum { AFI_IP = 1, AFI_IP6 = 2, AFI_L2VPN = 3, AFI_MAX = 4 } afi_t;
718e3744	429
718e3744	430	/* Subsequent Address Family Identifier. */
5c525538 RW	431	typedef enum {
	432	SAFI_UNICAST = 1,
	433	SAFI_MULTICAST = 2,
	434	SAFI_MPLS_VPN = 3,
	435	SAFI_ENCAP = 4,
	436	SAFI_EVPN = 5,
	437	SAFI_LABELED_UNICAST = 6,
b98f7728 PG	438	SAFI_FLOWSPEC = 7,
b98f7728 PG	439	SAFI_MAX = 8
5c525538	440	} safi_t;
718e3744	441
90d82769 DS	442	/*
	443	* The above AFI and SAFI definitions are for internal use. The protocol
	444	* definitions (IANA values) as for example used in BGP protocol packets
	445	* are defined below and these will get mapped to/from the internal values
	446	* in the appropriate places.
	447	* The rationale is that the protocol (IANA) values may be sparse and are
	448	* not optimal for use in data-structure sizing.
	449	* Note: Only useful (i.e., supported) values are defined below.
	450	*/
	451	typedef enum {
d62a17ae	452	IANA_AFI_RESERVED = 0,
	453	IANA_AFI_IPV4 = 1,
	454	IANA_AFI_IPV6 = 2,
	455	IANA_AFI_L2VPN = 25,
	456	IANA_AFI_IPMR = 128,
	457	IANA_AFI_IP6MR = 129
90d82769 DS	458	} iana_afi_t;
90d82769 DS	459
5c525538 RW	460	typedef enum {
	461	IANA_SAFI_RESERVED = 0,
	462	IANA_SAFI_UNICAST = 1,
	463	IANA_SAFI_MULTICAST = 2,
	464	IANA_SAFI_LABELED_UNICAST = 4,
	465	IANA_SAFI_ENCAP = 7,
	466	IANA_SAFI_EVPN = 70,
7c40bf39	467	IANA_SAFI_MPLS_VPN = 128,
7c40bf39	468	IANA_SAFI_FLOWSPEC = 133
5c525538	469	} iana_safi_t;
718e3744	470
718e3744	471	/* Default Administrative Distance of each protocol. */
	472	#define ZEBRA_KERNEL_DISTANCE_DEFAULT 0
	473	#define ZEBRA_CONNECT_DISTANCE_DEFAULT 0
	474	#define ZEBRA_STATIC_DISTANCE_DEFAULT 1
	475	#define ZEBRA_RIP_DISTANCE_DEFAULT 120
	476	#define ZEBRA_RIPNG_DISTANCE_DEFAULT 120
	477	#define ZEBRA_OSPF_DISTANCE_DEFAULT 110
	478	#define ZEBRA_OSPF6_DISTANCE_DEFAULT 110
9e867fe6	479	#define ZEBRA_ISIS_DISTANCE_DEFAULT 115
718e3744	480	#define ZEBRA_IBGP_DISTANCE_DEFAULT 200
718e3744	481	#define ZEBRA_EBGP_DISTANCE_DEFAULT 20
7ab5795a	482	#define ZEBRA_TABLE_DISTANCE_DEFAULT 15
718e3744	483
	484	/* Flag manipulation macros. */
	485	#define CHECK_FLAG(V,F) ((V) & (F))
548e6f7d	486	#define SET_FLAG(V,F) (V) \|= (F)
548e6f7d	487	#define UNSET_FLAG(V,F) (V) &= ~(F)
fb018d25	488	#define RESET_FLAG(V) (V) = 0
985aba54	489	#define COND_FLAG(V, F, C) ((C) ? (SET_FLAG(V, F)) : (UNSET_FLAG(V, F)))
718e3744	490
f765d422 QY	491	/* Atomic flag manipulation macros. */
	492	#define CHECK_FLAG_ATOMIC(PV, F) \
	493	((atomic_load_explicit(PV, memory_order_seq_cst)) & (F))
	494	#define SET_FLAG_ATOMIC(PV, F) \
	495	((atomic_fetch_or_explicit(PV, (F), memory_order_seq_cst)))
	496	#define UNSET_FLAG_ATOMIC(PV, F) \
	497	((atomic_fetch_and_explicit(PV, ~(F), memory_order_seq_cst)))
	498	#define RESET_FLAG_ATOMIC(PV) \
	499	((atomic_store_explicit(PV, 0, memory_order_seq_cst)))
	500
c1b9800a	501	/* Zebra types. Used in Zserv message header. */
d7c0a89a QY	502	typedef uint16_t zebra_size_t;
d7c0a89a QY	503	typedef uint16_t zebra_command_t;
718e3744	504
b72ede27	505	/* VRF ID type. */
a9ff90c4	506	typedef uint32_t vrf_id_t;
b72ede27	507
dc9ffce8 CF	508	typedef uint32_t route_tag_t;
	509	#define ROUTE_TAG_MAX UINT32_MAX
	510	#define ROUTE_TAG_PRI PRIu32
	511
d62a17ae	512	static inline afi_t afi_iana2int(iana_afi_t afi)
9cabb64b	513	{
085347cf RW	514	switch (afi) {
085347cf RW	515	case IANA_AFI_IPV4:
d62a17ae	516	return AFI_IP;
085347cf	517	case IANA_AFI_IPV6:
d62a17ae	518	return AFI_IP6;
085347cf	519	case IANA_AFI_L2VPN:
d62a17ae	520	return AFI_L2VPN;
085347cf RW	521	default:
	522	return AFI_MAX;
	523	}
9cabb64b	524	}
9cabb64b	525
d62a17ae	526	static inline iana_afi_t afi_int2iana(afi_t afi)
9cabb64b	527	{
085347cf RW	528	switch (afi) {
085347cf RW	529	case AFI_IP:
d62a17ae	530	return IANA_AFI_IPV4;
085347cf	531	case AFI_IP6:
d62a17ae	532	return IANA_AFI_IPV6;
085347cf	533	case AFI_L2VPN:
d62a17ae	534	return IANA_AFI_L2VPN;
085347cf RW	535	default:
	536	return IANA_AFI_RESERVED;
	537	}
9cabb64b	538	}
9cabb64b	539
5c525538	540	static inline safi_t safi_iana2int(iana_safi_t safi)
9cabb64b	541	{
085347cf RW	542	switch (safi) {
085347cf RW	543	case IANA_SAFI_UNICAST:
d62a17ae	544	return SAFI_UNICAST;
085347cf	545	case IANA_SAFI_MULTICAST:
d62a17ae	546	return SAFI_MULTICAST;
085347cf	547	case IANA_SAFI_MPLS_VPN:
d62a17ae	548	return SAFI_MPLS_VPN;
085347cf	549	case IANA_SAFI_ENCAP:
d62a17ae	550	return SAFI_ENCAP;
085347cf	551	case IANA_SAFI_EVPN:
d62a17ae	552	return SAFI_EVPN;
085347cf	553	case IANA_SAFI_LABELED_UNICAST:
d62a17ae	554	return SAFI_LABELED_UNICAST;
7c40bf39	555	case IANA_SAFI_FLOWSPEC:
7c40bf39	556	return SAFI_FLOWSPEC;
085347cf RW	557	default:
	558	return SAFI_MAX;
	559	}
9cabb64b	560	}
9cabb64b	561
5c525538	562	static inline iana_safi_t safi_int2iana(safi_t safi)
9cabb64b	563	{
085347cf RW	564	switch (safi) {
085347cf RW	565	case SAFI_UNICAST:
d62a17ae	566	return IANA_SAFI_UNICAST;
085347cf	567	case SAFI_MULTICAST:
d62a17ae	568	return IANA_SAFI_MULTICAST;
085347cf	569	case SAFI_MPLS_VPN:
d62a17ae	570	return IANA_SAFI_MPLS_VPN;
085347cf	571	case SAFI_ENCAP:
d62a17ae	572	return IANA_SAFI_ENCAP;
085347cf	573	case SAFI_EVPN:
d62a17ae	574	return IANA_SAFI_EVPN;
085347cf	575	case SAFI_LABELED_UNICAST:
d62a17ae	576	return IANA_SAFI_LABELED_UNICAST;
7c40bf39	577	case SAFI_FLOWSPEC:
7c40bf39	578	return IANA_SAFI_FLOWSPEC;
085347cf RW	579	default:
	580	return IANA_SAFI_RESERVED;
	581	}
9cabb64b	582	}
9cabb64b	583
718e3744	584	#endif /* _ZEBRA_H */