summaryrefslogtreecommitdiff
path: root/conf/conf.h
blob: 5ceb4af00fb0ecd7745d2bfa2e86f8c9712be2a9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
/*
 *	BIRD Internet Routing Daemon -- Configuration File Handling
 *
 *	(c) 1998--1999 Martin Mares <mj@ucw.cz>
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#ifndef _BIRD_CONF_H_
#define _BIRD_CONF_H_

#include "lib/resource.h"

/* Configuration structure */

struct config {
  pool *pool;				/* Pool the configuration is stored in */
  linpool *mem;				/* Linear pool containing configuration data */
  list protos;				/* Configured protocol instances (struct proto_config) */
  u32 router_id;			/* Our Router ID */
  char *err_msg;			/* Parser error message */
  int err_lino;				/* Line containing error */
  char *file_name;			/* Name of configuration file */
};

extern struct config *config, *new_config;
/* Please don't use these variables in protocols. Use proto_config->global instead. */

struct config *config_alloc(byte *name);
int config_parse(struct config *);
void config_free(struct config *);
void config_commit(struct config *);
void cf_error(char *msg, ...) NORET;

/* Pools */

extern pool *cfg_pool;
extern linpool *cfg_mem;

#define cfg_alloc(size) lp_alloc(cfg_mem, size)
#define cfg_allocu(size) lp_allocu(cfg_mem, size)
#define cfg_allocz(size) lp_allocz(cfg_mem, size)
char *cfg_strdup(char *c);

/* Lexer */

extern int (*cf_read_hook)(byte *buf, unsigned int max);

struct symbol {
  struct symbol *next;
  int class;
  int aux;
  void *def;
  char name[1];
};

#define SYM_VOID 0
#define SYM_PROTO 1
#define SYM_NUMBER 2
#define SYM_STAT 3 /* statement */
#define SYM_VARIABLE_INT 4
#define SYM_FUNCTION 5
#define SYM_FILTER 6

extern int conf_lino;

void cf_lex_init_tables(void);
int cf_lex(void);
void cf_lex_init(int flag);
struct symbol *cf_default_name(char *prefix, int *counter);

/* Parser */

int cf_parse(void);

#endif