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
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
/*
* BIRD -- Core Configuration
*
* (c) 1998 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
CF_HDR
static struct proto *this_proto;
#include "nest/rt-dev.h"
void rt_dev_add_iface(char *);
CF_DECLS
CF_KEYWORDS(ROUTER, ID, PROTOCOL, PREFERENCE, DISABLED, DEBUG, ALL, OFF, DEVICE)
CF_KEYWORDS(INTERFACE)
%type <i> idval
CF_GRAMMAR
/* Setting of router ID */
CF_ADDTO(conf, rtrid)
rtrid: ROUTER ID idval {
router_id = $3;
}
;
idval:
NUM
| IPA { $$ = ipa_to_u32($1); }
;
/* Definition of protocols */
CF_ADDTO(conf, proto)
proto_start: PROTOCOL
proto_name:
/* EMPTY */ {
struct symbol *s = cf_default_name(this_proto->proto->name);
s->class = SYM_PROTO;
s->def = this_proto;
this_proto->name = s->name;
}
| SYM {
if ($1->class) cf_error("Symbol already defined");
$1->class = SYM_PROTO;
$1->def = this_proto;
this_proto->name = $1->name;
}
;
proto_item:
/* EMPTY */
| PREFERENCE expr {
if ($2 < 0 || $2 > 255) cf_error("Invalid preference");
this_proto->preference = $2;
}
| DISABLED { this_proto->disabled = 1; }
| DEBUG expr { this_proto->debug = $2; }
| DEBUG ALL { this_proto->debug = ~0; }
| DEBUG OFF { this_proto->debug = 0; }
;
/* Device protocol */
CF_ADDTO(proto, dev_proto '}')
dev_proto_start: proto_start DEVICE {
if (!(this_proto = cf_dev_proto)) cf_error("Device protocol already defined");
cf_dev_proto = NULL;
}
;
dev_proto:
dev_proto_start '{'
| dev_proto proto_item ';'
| dev_proto dev_iface_list ';'
;
dev_iface_list:
INTERFACE TEXT {
init_list(&((struct rt_dev_proto *) this_proto)->iface_list);
rt_dev_add_iface($2);
}
| dev_iface_list ',' TEXT { rt_dev_add_iface($3); }
;
CF_CODE
void
rt_dev_add_iface(char *n)
{
struct rt_dev_proto *p = (void *) this_proto;
struct iface_patt *k = cfg_alloc(sizeof(struct iface_patt));
k->pattern = cfg_strcpy(n);
add_tail(&p->iface_list, &k->n);
}
CF_END
|
