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f18ba3cd18
Move the FOREACH_AFI_SAFI macro from bgpd.h to zebra.h( GLOBAL's YOUALL ) Then convert all the places that have the two level for loop to iterate over all afi/safis Signed-off-by: Donald Sharp <sharpd@nvidia.com>
404 lines
10 KiB
C
404 lines
10 KiB
C
/* Zebra common header.
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* Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Kunihiro Ishiguro
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _ZEBRA_H
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#define _ZEBRA_H
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif /* HAVE_CONFIG_H */
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#include "compiler.h"
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <string.h>
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#include <pwd.h>
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#include <grp.h>
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#ifdef HAVE_STROPTS_H
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#include <stropts.h>
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#endif /* HAVE_STROPTS_H */
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#include <sys/select.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <sys/param.h>
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#ifdef HAVE_SYS_SYSCTL_H
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#ifdef GNU_LINUX
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#include <linux/types.h>
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#else
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#include <sys/sysctl.h>
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#endif
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#endif /* HAVE_SYS_SYSCTL_H */
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#include <sys/ioctl.h>
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#ifdef HAVE_SYS_CONF_H
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#include <sys/conf.h>
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#endif /* HAVE_SYS_CONF_H */
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#ifdef HAVE_SYS_KSYM_H
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#include <sys/ksym.h>
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#endif /* HAVE_SYS_KSYM_H */
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#include <syslog.h>
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#include <sys/time.h>
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#include <time.h>
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#include <sys/uio.h>
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#include <sys/utsname.h>
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#include <sys/resource.h>
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#include <limits.h>
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#include <inttypes.h>
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#include <stdbool.h>
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/* machine dependent includes */
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#ifdef HAVE_LINUX_VERSION_H
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#include <linux/version.h>
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#endif /* HAVE_LINUX_VERSION_H */
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#ifdef HAVE_ASM_TYPES_H
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#include <asm/types.h>
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#endif /* HAVE_ASM_TYPES_H */
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/* misc include group */
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#include <stdarg.h>
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#if !(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L)
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/* Not C99; do we need to define va_copy? */
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#ifndef va_copy
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#ifdef __va_copy
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#define va_copy(DST,SRC) __va_copy(DST,SRC)
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#else
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/* Now we are desperate; this should work on many typical platforms.
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But this is slightly dangerous, because the standard does not require
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va_copy to be a macro. */
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#define va_copy(DST,SRC) memcpy(&(DST), &(SRC), sizeof(va_list))
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#warning "Not C99 and no va_copy macro available, falling back to memcpy"
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#endif /* __va_copy */
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#endif /* !va_copy */
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#endif /* !C99 */
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#ifdef HAVE_LCAPS
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#include <sys/capability.h>
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#include <sys/prctl.h>
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#endif /* HAVE_LCAPS */
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/* network include group */
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#include <sys/socket.h>
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#ifdef HAVE_SYS_SOCKIO_H
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#include <sys/sockio.h>
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#endif /* HAVE_SYS_SOCKIO_H */
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#ifdef __APPLE__
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#define __APPLE_USE_RFC_3542
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#endif
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#ifndef HAVE_LIBCRYPT
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#ifdef HAVE_LIBCRYPTO
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#include <openssl/des.h>
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# define crypt DES_crypt
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#endif
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#endif
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#ifdef CRYPTO_OPENSSL
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#include <openssl/evp.h>
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#include <openssl/hmac.h>
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#endif
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#include "openbsd-tree.h"
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/tcp.h>
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#ifdef HAVE_NET_NETOPT_H
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#include <net/netopt.h>
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#endif /* HAVE_NET_NETOPT_H */
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#include <net/if.h>
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#ifdef HAVE_NET_IF_DL_H
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#include <net/if_dl.h>
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#endif /* HAVE_NET_IF_DL_H */
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#ifdef HAVE_NET_IF_VAR_H
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#include <net/if_var.h>
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#endif /* HAVE_NET_IF_VAR_H */
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#include <net/route.h>
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#ifdef HAVE_NETLINK
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#include <linux/netlink.h>
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#include <linux/rtnetlink.h>
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#include <linux/filter.h>
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#else
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#define RT_TABLE_MAIN 0
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#endif /* HAVE_NETLINK */
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#include <netdb.h>
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#include <arpa/inet.h>
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#ifdef HAVE_INET_ND_H
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#include <inet/nd.h>
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#endif /* HAVE_INET_ND_H */
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#ifdef HAVE_NETINET_IN_VAR_H
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#include <netinet/in_var.h>
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#endif /* HAVE_NETINET_IN_VAR_H */
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#ifdef HAVE_NETINET6_IN6_VAR_H
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#include <netinet6/in6_var.h>
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#endif /* HAVE_NETINET6_IN6_VAR_H */
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#ifdef HAVE_NETINET_IN6_VAR_H
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#include <netinet/in6_var.h>
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#endif /* HAVE_NETINET_IN6_VAR_H */
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#ifdef HAVE_NETINET6_IN_H
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#include <netinet6/in.h>
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#endif /* HAVE_NETINET6_IN_H */
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#ifdef HAVE_NETINET6_IP6_H
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#include <netinet6/ip6.h>
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#endif /* HAVE_NETINET6_IP6_H */
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#include <netinet/icmp6.h>
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#ifdef HAVE_NETINET6_ND6_H
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#include <netinet6/nd6.h>
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#endif /* HAVE_NETINET6_ND6_H */
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/* Some systems do not define UINT32_MAX, etc.. from inttypes.h
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* e.g. this makes life easier for FBSD 4.11 users.
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*/
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#ifndef INT16_MAX
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#define INT16_MAX (32767)
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#endif
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#ifndef INT32_MAX
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#define INT32_MAX (2147483647)
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#endif
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#ifndef UINT16_MAX
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#define UINT16_MAX (65535U)
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#endif
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#ifndef UINT32_MAX
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#define UINT32_MAX (4294967295U)
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#endif
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#ifdef HAVE_GLIBC_BACKTRACE
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#include <execinfo.h>
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#endif /* HAVE_GLIBC_BACKTRACE */
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/* Local includes: */
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#if !(defined(__GNUC__) || defined(VTYSH_EXTRACT_PL))
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#define __attribute__(x)
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#endif /* !__GNUC__ || VTYSH_EXTRACT_PL */
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#include "zassert.h"
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/*
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* Add explicit static cast only when using a C++ compiler.
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*/
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#ifdef __cplusplus
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#define static_cast(l, r) static_cast<decltype(l)>((r))
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#else
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#define static_cast(l, r) (r)
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#endif
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#ifndef HAVE_STRLCAT
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size_t strlcat(char *__restrict dest,
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const char *__restrict src, size_t destsize);
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#endif
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#ifndef HAVE_STRLCPY
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size_t strlcpy(char *__restrict dest,
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const char *__restrict src, size_t destsize);
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#endif
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/*
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* RFC 3542 defines several macros for using struct cmsghdr.
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* Here, we define those that are not present
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*/
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/*
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* Internal defines, for use only in this file.
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* These are likely wrong on other than ILP32 machines, so warn.
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*/
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#ifndef _CMSG_DATA_ALIGN
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#define _CMSG_DATA_ALIGN(n) (((n) + 3) & ~3)
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#endif /* _CMSG_DATA_ALIGN */
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#ifndef _CMSG_HDR_ALIGN
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#define _CMSG_HDR_ALIGN(n) (((n) + 3) & ~3)
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#endif /* _CMSG_HDR_ALIGN */
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/*
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* CMSG_SPACE and CMSG_LEN are required in RFC3542, but were new in that
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* version.
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*/
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#ifndef CMSG_SPACE
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#define CMSG_SPACE(l) \
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(_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + _CMSG_HDR_ALIGN(l))
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#warning "assuming 4-byte alignment for CMSG_SPACE"
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#endif /* CMSG_SPACE */
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#ifndef CMSG_LEN
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#define CMSG_LEN(l) (_CMSG_DATA_ALIGN(sizeof(struct cmsghdr)) + (l))
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#warning "assuming 4-byte alignment for CMSG_LEN"
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#endif /* CMSG_LEN */
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/* The definition of struct in_pktinfo is missing in old version of
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GLIBC 2.1 (Redhat 6.1). */
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#if defined(GNU_LINUX) && !defined(HAVE_STRUCT_IN_PKTINFO)
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struct in_pktinfo {
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int ipi_ifindex;
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struct in_addr ipi_spec_dst;
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struct in_addr ipi_addr;
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};
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#endif
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/*
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* IP_HDRINCL / struct ip byte order
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*
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* Linux: network byte order
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* *BSD: network, except for length and offset. (cf Stevens)
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* SunOS: nominally as per BSD. but bug: network order on LE.
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* OpenBSD: network byte order, apart from older versions which are as per
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* *BSD
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*/
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#if defined(__NetBSD__) \
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|| (defined(__FreeBSD__) && (__FreeBSD_version < 1100030)) \
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|| (defined(__OpenBSD__) && (OpenBSD < 200311)) \
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|| (defined(__APPLE__))
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#define HAVE_IP_HDRINCL_BSD_ORDER
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#endif
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/* Define BYTE_ORDER, if not defined. Useful for compiler conditional
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* code, rather than preprocessor conditional.
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* Not all the world has this BSD define.
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*/
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#ifndef BYTE_ORDER
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#define BIG_ENDIAN 4321 /* least-significant byte first (vax, pc) */
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#define LITTLE_ENDIAN 1234 /* most-significant byte first (IBM, net) */
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#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long (pdp) */
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#if defined(WORDS_BIGENDIAN)
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#define BYTE_ORDER BIG_ENDIAN
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#else /* !WORDS_BIGENDIAN */
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#define BYTE_ORDER LITTLE_ENDIAN
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#endif /* WORDS_BIGENDIAN */
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#endif /* ndef BYTE_ORDER */
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/* For old definition. */
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#ifndef IN6_ARE_ADDR_EQUAL
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#define IN6_ARE_ADDR_EQUAL IN6_IS_ADDR_EQUAL
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#endif /* IN6_ARE_ADDR_EQUAL */
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/* default zebra TCP port for zclient */
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#define ZEBRA_PORT 2600
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/*
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* The compiler.h header is used for anyone using the CPP_NOTICE
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* since this is universally needed, let's add it to zebra.h
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*/
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#include "compiler.h"
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/* Zebra route's types are defined in route_types.h */
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#include "route_types.h"
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#define strmatch(a,b) (!strcmp((a), (b)))
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#ifndef INADDR_LOOPBACK
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#define INADDR_LOOPBACK 0x7f000001 /* Internet address 127.0.0.1. */
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#endif
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/* Address family numbers from RFC1700. */
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typedef enum {
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AFI_UNSPEC = 0,
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AFI_IP = 1,
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AFI_IP6 = 2,
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AFI_L2VPN = 3,
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AFI_MAX = 4
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} afi_t;
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#define IS_VALID_AFI(a) ((a) > AFI_UNSPEC && (a) < AFI_MAX)
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/* Subsequent Address Family Identifier. */
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typedef enum {
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SAFI_UNSPEC = 0,
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SAFI_UNICAST = 1,
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SAFI_MULTICAST = 2,
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SAFI_MPLS_VPN = 3,
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SAFI_ENCAP = 4,
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SAFI_EVPN = 5,
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SAFI_LABELED_UNICAST = 6,
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SAFI_FLOWSPEC = 7,
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SAFI_MAX = 8
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} safi_t;
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#define FOREACH_AFI_SAFI(afi, safi) \
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for (afi = AFI_IP; afi < AFI_MAX; afi++) \
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for (safi = SAFI_UNICAST; safi < SAFI_MAX; safi++)
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/* Default Administrative Distance of each protocol. */
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#define ZEBRA_KERNEL_DISTANCE_DEFAULT 0
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#define ZEBRA_CONNECT_DISTANCE_DEFAULT 0
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#define ZEBRA_STATIC_DISTANCE_DEFAULT 1
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#define ZEBRA_RIP_DISTANCE_DEFAULT 120
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#define ZEBRA_RIPNG_DISTANCE_DEFAULT 120
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#define ZEBRA_OSPF_DISTANCE_DEFAULT 110
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#define ZEBRA_OSPF6_DISTANCE_DEFAULT 110
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#define ZEBRA_ISIS_DISTANCE_DEFAULT 115
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#define ZEBRA_IBGP_DISTANCE_DEFAULT 200
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#define ZEBRA_EBGP_DISTANCE_DEFAULT 20
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#define ZEBRA_TABLE_DISTANCE_DEFAULT 15
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/* Flag manipulation macros. */
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#define CHECK_FLAG(V,F) ((V) & (F))
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#define SET_FLAG(V,F) (V) |= (F)
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#define UNSET_FLAG(V,F) (V) &= ~(F)
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#define RESET_FLAG(V) (V) = 0
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#define COND_FLAG(V, F, C) ((C) ? (SET_FLAG(V, F)) : (UNSET_FLAG(V, F)))
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/* Atomic flag manipulation macros. */
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#define CHECK_FLAG_ATOMIC(PV, F) \
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((atomic_load_explicit(PV, memory_order_seq_cst)) & (F))
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#define SET_FLAG_ATOMIC(PV, F) \
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((atomic_fetch_or_explicit(PV, (F), memory_order_seq_cst)))
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#define UNSET_FLAG_ATOMIC(PV, F) \
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((atomic_fetch_and_explicit(PV, ~(F), memory_order_seq_cst)))
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#define RESET_FLAG_ATOMIC(PV) \
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((atomic_store_explicit(PV, 0, memory_order_seq_cst)))
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/* VRF ID type. */
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typedef uint32_t vrf_id_t;
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typedef uint32_t route_tag_t;
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#define ROUTE_TAG_MAX UINT32_MAX
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#define ROUTE_TAG_PRI PRIu32
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#endif /* _ZEBRA_H */
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