/*
* Zebra configuration command interface routine
* Copyright (C) 1997, 98 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 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 _ZEBRA_COMMAND_H
#define _ZEBRA_COMMAND_H
#include "vector.h"
#include "vty.h"
#include "lib/route_types.h"
/* Host configuration variable */
struct host
{
/* Host name of this router. */
char *name;
/* Password for vty interface. */
char *password;
char *password_encrypt;
/* Enable password */
char *enable;
char *enable_encrypt;
/* System wide terminal lines. */
int lines;
/* Log filename. */
char *logfile;
/* config file name of this host */
char *config;
/* Flags for services */
int advanced;
int encrypt;
/* Banner configuration. */
const char *motd;
char *motdfile;
};
/* There are some command levels which called from command node. */
enum node_type
{
AUTH_NODE, /* Authentication mode of vty interface. */
RESTRICTED_NODE, /* Restricted view mode */
VIEW_NODE, /* View node. Default mode of vty interface. */
AUTH_ENABLE_NODE, /* Authentication mode for change enable. */
ENABLE_NODE, /* Enable node. */
CONFIG_NODE, /* Config node. Default mode of config file. */
SERVICE_NODE, /* Service node. */
DEBUG_NODE, /* Debug node. */
AAA_NODE, /* AAA node. */
KEYCHAIN_NODE, /* Key-chain node. */
KEYCHAIN_KEY_NODE, /* Key-chain key node. */
INTERFACE_NODE, /* Interface mode node. */
ZEBRA_NODE, /* zebra connection node. */
TABLE_NODE, /* rtm_table selection node. */
RIP_NODE, /* RIP protocol mode node. */
RIPNG_NODE, /* RIPng protocol mode node. */
BGP_NODE, /* BGP protocol mode which includes BGP4+ */
BGP_VPNV4_NODE, /* BGP MPLS-VPN PE exchange. */
BGP_IPV4_NODE, /* BGP IPv4 unicast address family. */
BGP_IPV4M_NODE, /* BGP IPv4 multicast address family. */
BGP_IPV6_NODE, /* BGP IPv6 address family */
BGP_IPV6M_NODE, /* BGP IPv6 multicast address family. */
OSPF_NODE, /* OSPF protocol mode */
OSPF6_NODE, /* OSPF protocol for IPv6 mode */
ISIS_NODE, /* ISIS protocol mode */
MASC_NODE, /* MASC for multicast. */
IRDP_NODE, /* ICMP Router Discovery Protocol mode. */
IP_NODE, /* Static ip route node. */
ACCESS_NODE, /* Access list node. */
PREFIX_NODE, /* Prefix list node. */
ACCESS_IPV6_NODE, /* Access list node. */
PREFIX_IPV6_NODE, /* Prefix list node. */
AS_LIST_NODE, /* AS list node. */
COMMUNITY_LIST_NODE, /* Community list node. */
RMAP_NODE, /* Route map node. */
SMUX_NODE, /* SNMP configuration node. */
DUMP_NODE, /* Packet dump node. */
FORWARDING_NODE, /* IP forwarding node. */
PROTOCOL_NODE, /* protocol filtering node */
VTY_NODE, /* Vty node. */
};
/* Node which has some commands and prompt string and configuration
function pointer . */
struct cmd_node
{
/* Node index. */
enum node_type node;
/* Prompt character at vty interface. */
const char *prompt;
/* Is this node's configuration goes to vtysh ? */
int vtysh;
/* Node's configuration write function */
int (*func) (struct vty *);
/* Vector of this node's command list. */
vector cmd_vector;
};
enum
{
CMD_ATTR_DEPRECATED = 1,
CMD_ATTR_HIDDEN,
};
/* Structure of command element. */
struct cmd_element
{
const char *string; /* Command specification by string. */
int (*func) (struct cmd_element *, struct vty *, int, const char *[]);
const char *doc; /* Documentation of this command. */
int daemon; /* Daemon to which this command belong. */
vector strvec; /* Pointing out each description vector. */
unsigned int cmdsize; /* Command index count. */
char *config; /* Configuration string */
vector subconfig; /* Sub configuration string */
u_char attr; /* Command attributes */
};
/* Command description structure. */
struct desc
{
char *cmd; /* Command string. */
char *str; /* Command's description. */
};
/* Return value of the commands. */
#define CMD_SUCCESS 0
#define CMD_WARNING 1
#define CMD_ERR_NO_MATCH 2
#define CMD_ERR_AMBIGUOUS 3
#define CMD_ERR_INCOMPLETE 4
#define CMD_ERR_EXEED_ARGC_MAX 5
#define CMD_ERR_NOTHING_TODO 6
#define CMD_COMPLETE_FULL_MATCH 7
#define CMD_COMPLETE_MATCH 8
#define CMD_COMPLETE_LIST_MATCH 9
#define CMD_SUCCESS_DAEMON 10
/* Argc max counts. */
#define CMD_ARGC_MAX 25
/* Turn off these macros when uisng cpp with extract.pl */
#ifndef VTYSH_EXTRACT_PL
/* helper defines for end-user DEFUN* macros */
#define DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, attrs, dnum) \
struct cmd_element cmdname = \
{ \
.string = cmdstr, \
.func = funcname, \
.doc = helpstr, \
.attr = attrs, \
.daemon = dnum, \
};
#define DEFUN_CMD_FUNC_DECL(funcname) \
static int funcname (struct cmd_element *, struct vty *, int, const char *[]);
#define DEFUN_CMD_FUNC_TEXT(funcname) \
static int funcname \
(struct cmd_element *self __attribute__ ((unused)), \
struct vty *vty __attribute__ ((unused)), \
int argc __attribute__ ((unused)), \
const char *argv[] __attribute__ ((unused)) )
/* DEFUN for vty command interafce. Little bit hacky ;-). */
#define DEFUN(funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_FUNC_DECL(funcname) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, 0, 0) \
DEFUN_CMD_FUNC_TEXT(funcname)
#define DEFUN_ATTR(funcname, cmdname, cmdstr, helpstr, attr) \
DEFUN_CMD_FUNC_DECL(funcname) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, attr, 0) \
DEFUN_CMD_FUNC_TEXT(funcname)
#define DEFUN_HIDDEN(funcname, cmdname, cmdstr, helpstr) \
DEFUN_ATTR (funcname, cmdname, cmdstr, helpstr, CMD_ATTR_HIDDEN)
#define DEFUN_DEPRECATED(funcname, cmdname, cmdstr, helpstr) \
DEFUN_ATTR (funcname, cmdname, cmdstr, helpstr, CMD_ATTR_DEPRECATED) \
/* DEFUN_NOSH for commands that vtysh should ignore */
#define DEFUN_NOSH(funcname, cmdname, cmdstr, helpstr) \
DEFUN(funcname, cmdname, cmdstr, helpstr)
/* DEFSH for vtysh. */
#define DEFSH(daemon, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(NULL, cmdname, cmdstr, helpstr, 0, daemon) \
/* DEFUN + DEFSH */
#define DEFUNSH(daemon, funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_FUNC_DECL(funcname) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, 0, daemon) \
DEFUN_CMD_FUNC_TEXT(funcname)
/* DEFUN + DEFSH with attributes */
#define DEFUNSH_ATTR(daemon, funcname, cmdname, cmdstr, helpstr, attr) \
DEFUN_CMD_FUNC_DECL(funcname) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, attr, daemon) \
DEFUN_CMD_FUNC_TEXT(funcname)
#define DEFUNSH_HIDDEN(daemon, funcname, cmdname, cmdstr, helpstr) \
DEFUNSH_ATTR (daemon, funcname, cmdname, cmdstr, helpstr, CMD_ATTR_HIDDEN)
#define DEFUNSH_DEPRECATED(daemon, funcname, cmdname, cmdstr, helpstr) \
DEFUNSH_ATTR (daemon, funcname, cmdname, cmdstr, helpstr, CMD_ATTR_DEPRECATED)
/* ALIAS macro which define existing command's alias. */
#define ALIAS(funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, 0, 0)
#define ALIAS_ATTR(funcname, cmdname, cmdstr, helpstr, attr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, attr, 0)
#define ALIAS_HIDDEN(funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, CMD_ATTR_HIDDEN, 0)
#define ALIAS_DEPRECATED(funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, CMD_ATTR_DEPRECATED, 0)
#define ALIAS_SH(daemon, funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, 0, daemon)
#define ALIAS_SH_HIDDEN(daemon, funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, CMD_ATTR_HIDDEN, daemon)
#define ALIAS_SH_DEPRECATED(daemon, funcname, cmdname, cmdstr, helpstr) \
DEFUN_CMD_ELEMENT(funcname, cmdname, cmdstr, helpstr, CMD_ATTR_DEPRECATED, daemon)
#endif /* VTYSH_EXTRACT_PL */
/* Some macroes */
#define CMD_OPTION(S) ((S[0]) == '[')
#define CMD_VARIABLE(S) (((S[0]) >= 'A' && (S[0]) <= 'Z') || ((S[0]) == '<'))
#define CMD_VARARG(S) ((S[0]) == '.')
#define CMD_RANGE(S) ((S[0] == '<'))
#define CMD_IPV4(S) ((strcmp ((S), "A.B.C.D") == 0))
#define CMD_IPV4_PREFIX(S) ((strcmp ((S), "A.B.C.D/M") == 0))
#define CMD_IPV6(S) ((strcmp ((S), "X:X::X:X") == 0))
#define CMD_IPV6_PREFIX(S) ((strcmp ((S), "X:X::X:X/M") == 0))
/* Common descriptions. */
#define SHOW_STR "Show running system information\n"
#define IP_STR "IP information\n"
#define IPV6_STR "IPv6 information\n"
#define NO_STR "Negate a command or set its defaults\n"
#define REDIST_STR "Redistribute information from another routing protocol\n"
#define CLEAR_STR "Reset functions\n"
#define RIP_STR "RIP information\n"
#define BGP_STR "BGP information\n"
#define OSPF_STR "OSPF information\n"
#define NEIGHBOR_STR "Specify neighbor router\n"
#define DEBUG_STR "Debugging functions (see also 'undebug')\n"
#define UNDEBUG_STR "Disable debugging functions (see also 'debug')\n"
#define ROUTER_STR "Enable a routing process\n"
#define AS_STR "AS number\n"
#define MBGP_STR "MBGP information\n"
#define MATCH_STR "Match values from routing table\n"
#define SET_STR "Set values in destination routing protocol\n"
#define OUT_STR "Filter outgoing routing updates\n"
#define IN_STR "Filter incoming routing updates\n"
#define V4NOTATION_STR "specify by IPv4 address notation(e.g. 0.0.0.0)\n"
#define OSPF6_NUMBER_STR "Specify by number\n"
#define INTERFACE_STR "Interface infomation\n"
#define IFNAME_STR "Interface name(e.g. ep0)\n"
#define IP6_STR "IPv6 Information\n"
#define OSPF6_STR "Open Shortest Path First (OSPF) for IPv6\n"
#define OSPF6_ROUTER_STR "Enable a routing process\n"
#define OSPF6_INSTANCE_STR "<1-65535> Instance ID\n"
#define SECONDS_STR "<1-65535> Seconds\n"
#define ROUTE_STR "Routing Table\n"
#define PREFIX_LIST_STR "Build a prefix list\n"
#define OSPF6_DUMP_TYPE_LIST \
"(neighbor|interface|area|lsa|zebra|config|dbex|spf|route|lsdb|redistribute|hook|asbr|prefix|abr)"
#define ISIS_STR "IS-IS information\n"
#define AREA_TAG_STR "[area tag]\n"
#define CONF_BACKUP_EXT ".sav"
/* IPv4 only machine should not accept IPv6 address for peer's IP
address. So we replace VTY command string like below. */
#ifdef HAVE_IPV6
#define NEIGHBOR_CMD "neighbor (A.B.C.D|X:X::X:X) "
#define NO_NEIGHBOR_CMD "no neighbor (A.B.C.D|X:X::X:X) "
#define NEIGHBOR_ADDR_STR "Neighbor address\nIPv6 address\n"
#define NEIGHBOR_CMD2 "neighbor (A.B.C.D|X:X::X:X|WORD) "
#define NO_NEIGHBOR_CMD2 "no neighbor (A.B.C.D|X:X::X:X|WORD) "
#define NEIGHBOR_ADDR_STR2 "Neighbor address\nNeighbor IPv6 address\nNeighbor tag\n"
#else
#define NEIGHBOR_CMD "neighbor A.B.C.D "
#define NO_NEIGHBOR_CMD "no neighbor A.B.C.D "
#define NEIGHBOR_ADDR_STR "Neighbor address\n"
#define NEIGHBOR_CMD2 "neighbor (A.B.C.D|WORD) "
#define NO_NEIGHBOR_CMD2 "no neighbor (A.B.C.D|WORD) "
#define NEIGHBOR_ADDR_STR2 "Neighbor address\nNeighbor tag\n"
#endif /* HAVE_IPV6 */
/* Prototypes. */
extern void install_node (struct cmd_node *, int (*) (struct vty *));
extern void install_default (enum node_type);
extern void install_element (enum node_type, struct cmd_element *);
extern void sort_node (void);
/* Concatenates argv[shift] through argv[argc-1] into a single NUL-terminated
string with a space between each element (allocated using
XMALLOC(MTYPE_TMP)). Returns NULL if shift >= argc. */
extern char *argv_concat (const char **argv, int argc, int shift);
extern vector cmd_make_strvec (const char *);
extern void cmd_free_strvec (vector);
extern vector cmd_describe_command (vector, struct vty *, int *status);
extern char **cmd_complete_command (vector, struct vty *, int *status);
extern const char *cmd_prompt (enum node_type);
extern int config_from_file (struct vty *, FILE *);
extern enum node_type node_parent (enum node_type);
extern int cmd_execute_command (vector, struct vty *, struct cmd_element **, int);
extern int cmd_execute_command_strict (vector, struct vty *, struct cmd_element **);
extern void config_replace_string (struct cmd_element *, char *, ...);
extern void cmd_init (int);
extern void cmd_terminate (void);
/* Export typical functions. */
extern struct cmd_element config_end_cmd;
extern struct cmd_element config_exit_cmd;
extern struct cmd_element config_quit_cmd;
extern struct cmd_element config_help_cmd;
extern struct cmd_element config_list_cmd;
extern char *host_config_file (void);
extern void host_config_set (char *);
extern void print_version (const char *);
/* struct host global, ick */
extern struct host host;
/* "<cr>" global */
extern char *command_cr;
#endif /* _ZEBRA_COMMAND_H */
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