1 |
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#include <stdlib.h> |
2 |
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#include <string.h> |
3 |
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#define YYBYACC 1 |
4 |
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#define YYMAJOR 1 |
5 |
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#define YYMINOR 9 |
6 |
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#define YYLEX yylex() |
7 |
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#define YYEMPTY -1 |
8 |
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#define yyclearin (yychar=(YYEMPTY)) |
9 |
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#define yyerrok (yyerrflag=0) |
10 |
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#define YYRECOVERING() (yyerrflag!=0) |
11 |
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#define YYPREFIX "yy" |
12 |
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#line 26 "parse.y" |
13 |
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#include <sys/types.h> |
14 |
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#include <sys/socket.h> |
15 |
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#include <sys/stat.h> |
16 |
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#include <net/route.h> |
17 |
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18 |
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#include <arpa/inet.h> |
19 |
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#include <ctype.h> |
20 |
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#include <err.h> |
21 |
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#include <ifaddrs.h> |
22 |
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#include <limits.h> |
23 |
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#include <stdio.h> |
24 |
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#include <syslog.h> |
25 |
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#include <unistd.h> |
26 |
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27 |
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#include "eigrpd.h" |
28 |
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#include "eigrpe.h" |
29 |
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#include "log.h" |
30 |
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31 |
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struct file { |
32 |
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TAILQ_ENTRY(file) entry; |
33 |
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FILE *stream; |
34 |
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char *name; |
35 |
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int lineno; |
36 |
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int errors; |
37 |
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}; |
38 |
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TAILQ_HEAD(files, file); |
39 |
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40 |
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struct sym { |
41 |
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TAILQ_ENTRY(sym) entry; |
42 |
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int used; |
43 |
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int persist; |
44 |
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char *nam; |
45 |
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char *val; |
46 |
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}; |
47 |
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TAILQ_HEAD(symhead, sym); |
48 |
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49 |
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struct config_defaults { |
50 |
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uint8_t kvalues[6]; |
51 |
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uint16_t active_timeout; |
52 |
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uint8_t maximum_hops; |
53 |
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uint8_t maximum_paths; |
54 |
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uint8_t variance; |
55 |
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struct redist_metric *dflt_metric; |
56 |
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uint16_t hello_interval; |
57 |
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uint16_t hello_holdtime; |
58 |
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uint32_t delay; |
59 |
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uint32_t bandwidth; |
60 |
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uint8_t splithorizon; |
61 |
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}; |
62 |
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63 |
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typedef struct { |
64 |
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union { |
65 |
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int64_t number; |
66 |
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char *string; |
67 |
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struct redistribute *redist; |
68 |
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struct redist_metric *redist_metric; |
69 |
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} v; |
70 |
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int lineno; |
71 |
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} YYSTYPE; |
72 |
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73 |
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#define MAXPUSHBACK 128 |
74 |
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75 |
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static int yyerror(const char *, ...) |
76 |
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__attribute__((__format__ (printf, 1, 2))) |
77 |
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__attribute__((__nonnull__ (1))); |
78 |
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static int kw_cmp(const void *, const void *); |
79 |
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static int lookup(char *); |
80 |
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static int lgetc(int); |
81 |
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static int lungetc(int); |
82 |
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static int findeol(void); |
83 |
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static int yylex(void); |
84 |
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static int check_file_secrecy(int, const char *); |
85 |
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static struct file *pushfile(const char *, int); |
86 |
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static int popfile(void); |
87 |
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static int yyparse(void); |
88 |
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static int symset(const char *, const char *, int); |
89 |
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static char *symget(const char *); |
90 |
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static struct eigrp *conf_get_instance(uint16_t); |
91 |
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static struct eigrp_iface *conf_get_if(struct kif *); |
92 |
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int conf_check_rdomain(unsigned int); |
93 |
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static void clear_config(struct eigrpd_conf *xconf); |
94 |
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static uint32_t get_rtr_id(void); |
95 |
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static int get_prefix(const char *, union eigrpd_addr *, uint8_t *); |
96 |
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97 |
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static struct file *file, *topfile; |
98 |
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static struct files files = TAILQ_HEAD_INITIALIZER(files); |
99 |
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static struct symhead symhead = TAILQ_HEAD_INITIALIZER(symhead); |
100 |
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static struct eigrpd_conf *conf; |
101 |
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static int errors; |
102 |
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103 |
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static int af; |
104 |
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static struct eigrp *eigrp; |
105 |
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static struct eigrp_iface *ei; |
106 |
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107 |
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static struct config_defaults globaldefs; |
108 |
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static struct config_defaults afdefs; |
109 |
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static struct config_defaults asdefs; |
110 |
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static struct config_defaults ifacedefs; |
111 |
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static struct config_defaults *defs; |
112 |
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113 |
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static unsigned char *parsebuf; |
114 |
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static int parseindex; |
115 |
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static unsigned char pushback_buffer[MAXPUSHBACK]; |
116 |
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static int pushback_index; |
117 |
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118 |
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#line 119 "parse.c" |
119 |
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#define ROUTERID 257 |
120 |
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#define AS 258 |
121 |
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#define FIBUPDATE 259 |
122 |
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#define RDOMAIN 260 |
123 |
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#define REDISTRIBUTE 261 |
124 |
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#define METRIC 262 |
125 |
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#define DFLTMETRIC 263 |
126 |
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#define MAXHOPS 264 |
127 |
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#define MAXPATHS 265 |
128 |
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#define VARIANCE 266 |
129 |
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#define FIBPRIORITY_INT 267 |
130 |
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#define FIBPRIORITY_EXT 268 |
131 |
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#define FIBPRIORITY_SUMM 269 |
132 |
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#define SUMMARY_ADDR 270 |
133 |
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#define AF 271 |
134 |
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#define IPV4 272 |
135 |
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#define IPV6 273 |
136 |
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#define HELLOINTERVAL 274 |
137 |
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#define HOLDTIME 275 |
138 |
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#define KVALUES 276 |
139 |
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#define ACTIVETIMEOUT 277 |
140 |
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#define INTERFACE 278 |
141 |
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#define PASSIVE 279 |
142 |
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#define DELAY 280 |
143 |
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#define BANDWIDTH 281 |
144 |
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#define SPLITHORIZON 282 |
145 |
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#define YES 283 |
146 |
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#define NO 284 |
147 |
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#define INCLUDE 285 |
148 |
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#define ERROR 286 |
149 |
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#define STRING 287 |
150 |
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#define NUMBER 288 |
151 |
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#define YYERRCODE 256 |
152 |
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const short yylhs[] = |
153 |
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{ -1, |
154 |
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0, 0, 0, 0, 0, 0, 0, 8, 4, 4, |
155 |
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12, 12, 13, 1, 1, 2, 2, 3, 3, 10, |
156 |
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9, 9, 9, 9, 9, 9, 9, 16, 11, 15, |
157 |
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15, 15, 17, 17, 18, 18, 21, 19, 20, 20, |
158 |
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20, 22, 22, 23, 23, 23, 26, 24, 25, 25, |
159 |
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25, 27, 27, 28, 28, 28, 5, 6, 7, 7, |
160 |
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14, 14, 14, 14, 14, 14, 14, 29, 29, 29, |
161 |
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29, 29, |
162 |
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}; |
163 |
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const short yylen[] = |
164 |
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{ 2, |
165 |
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0, 3, 2, 3, 3, 3, 3, 2, 2, 1, |
166 |
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2, 0, 2, 1, 1, 0, 1, 1, 1, 3, |
167 |
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2, 2, 2, 2, 2, 2, 1, 0, 4, 4, |
168 |
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3, 0, 3, 2, 1, 1, 0, 4, 4, 3, |
169 |
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0, 3, 2, 1, 1, 1, 0, 4, 4, 3, |
170 |
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0, 3, 2, 1, 2, 1, 4, 5, 0, 2, |
171 |
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7, 2, 2, 2, 2, 2, 1, 2, 2, 2, |
172 |
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2, 2, |
173 |
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}; |
174 |
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const short yydefred[] = |
175 |
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{ 1, |
176 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
177 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
178 |
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0, 0, 3, 0, 0, 0, 0, 27, 67, 7, |
179 |
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21, 14, 15, 22, 23, 0, 66, 63, 64, 65, |
180 |
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24, 25, 26, 18, 19, 28, 68, 69, 0, 62, |
181 |
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70, 71, 72, 8, 0, 2, 4, 5, 6, 0, |
182 |
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0, 0, 10, 0, 0, 0, 29, 0, 9, 0, |
183 |
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0, 0, 0, 58, 11, 0, 31, 36, 0, 0, |
184 |
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35, 0, 37, 30, 0, 34, 61, 0, 0, 33, |
185 |
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0, 38, 13, 0, 0, 17, 40, 0, 45, 46, |
186 |
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0, 0, 44, 47, 0, 39, 0, 43, 0, 0, |
187 |
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42, 0, 48, 0, 57, 0, 60, 0, 54, 50, |
188 |
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0, 0, 56, 55, 49, 0, 53, 52, |
189 |
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}; |
190 |
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const short yydgoto[] = |
191 |
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{ 1, |
192 |
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34, 98, 46, 64, 99, 37, 115, 24, 25, 26, |
193 |
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27, 72, 90, 78, 67, 61, 79, 80, 81, 92, |
194 |
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88, 101, 102, 103, 113, 109, 121, 122, 29, |
195 |
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}; |
196 |
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const short yysindex[] = |
197 |
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{ 0, |
198 |
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-10, 2, -276, -278, -275, -273, -272, -271, -270, -268, |
199 |
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-264, -262, -265, -261, -260, -259, -258, -257, -255, -278, |
200 |
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-253, -38, 0, 25, 26, 27, 28, 0, 0, 0, |
201 |
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0, 0, 0, 0, 0, -248, 0, 0, 0, 0, |
202 |
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0, 0, 0, 0, 0, 0, 0, 0, -247, 0, |
203 |
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0, 0, 0, 0, -244, 0, 0, 0, 0, -243, |
204 |
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-79, -242, 0, -239, -238, 39, 0, -237, 0, -235, |
205 |
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39, 82, -234, 0, 0, -233, 0, 0, 102, 39, |
206 |
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0, -232, 0, 0, 47, 0, 0, -65, 39, 0, |
207 |
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39, 0, 0, -64, -228, 0, 0, -201, 0, 0, |
208 |
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-42, 39, 0, 0, -225, 0, 47, 0, -60, -198, |
209 |
|
|
0, 39, 0, -273, 0, 137, 0, -222, 0, 0, |
210 |
|
|
157, 39, 0, 0, 0, 47, 0, 0,}; |
211 |
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const short yyrindex[] = |
212 |
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{ 0, |
213 |
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
214 |
|
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
215 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
216 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
217 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
218 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
219 |
|
|
56, 0, 0, 57, 0, 123, 0, 0, 0, 0, |
220 |
|
|
-111, 0, 0, 0, 0, 0, 0, 0, 0, 123, |
221 |
|
|
0, 0, 0, 0, 0, 0, 0, 62, -111, 0, |
222 |
|
|
-86, 0, 0, -193, 0, 0, 0, 0, 0, 0, |
223 |
|
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-193, -86, 0, 0, 0, 0, 0, 0, 15, 37, |
224 |
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0, 179, 0, 0, 0, 0, 0, 0, 0, 0, |
225 |
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0, 179, 0, 0, 0, 0, 0, 0,}; |
226 |
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const short yygindex[] = |
227 |
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{ 0, |
228 |
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49, 0, 0, 0, 0, -44, 0, 0, 0, 0, |
229 |
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0, -70, -104, 1, 0, 0, 0, -8, 0, 0, |
230 |
|
|
0, 0, -28, 0, 0, 0, 0, -47, -112, |
231 |
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|
}; |
232 |
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#define YYTABLESIZE 461 |
233 |
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const short yytable[] = |
234 |
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{ 23, |
235 |
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75, 28, 111, 123, 32, 33, 44, 45, 123, 86, |
236 |
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31, 30, 35, 12, 36, 38, 39, 40, 93, 41, |
237 |
|
|
94, 128, 55, 42, 51, 43, 47, 48, 49, 50, |
238 |
|
|
51, 108, 52, 54, 56, 57, 58, 59, 12, 60, |
239 |
|
|
62, 116, 63, 66, 65, 68, 59, 69, 71, 70, |
240 |
|
|
73, 127, 74, 82, 83, 87, 89, 91, 104, 105, |
241 |
|
|
97, 110, 112, 114, 124, 32, 20, 16, 53, 117, |
242 |
|
|
85, 41, 107, 126, 0, 0, 0, 0, 0, 0, |
243 |
|
|
0, 0, 106, 0, 0, 0, 0, 0, 0, 0, |
244 |
|
|
0, 0, 0, 0, 100, 0, 0, 0, 0, 0, |
245 |
|
|
0, 100, 0, 0, 0, 0, 0, 0, 0, 0, |
246 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
247 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
248 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 51, |
249 |
|
|
0, 0, 0, 0, 0, 0, 12, 0, 0, 12, |
250 |
|
|
0, 12, 12, 12, 12, 0, 0, 0, 12, 0, |
251 |
|
|
0, 59, 12, 12, 12, 12, 12, 12, 12, 12, |
252 |
|
|
12, 0, 12, 0, 12, 0, 12, 12, 12, 12, |
253 |
|
|
0, 0, 0, 0, 0, 0, 41, 12, 12, 12, |
254 |
|
|
12, 12, 0, 12, 12, 12, 0, 12, 6, 7, |
255 |
|
|
8, 9, 0, 0, 0, 0, 77, 0, 0, 14, |
256 |
|
|
15, 16, 17, 95, 0, 18, 19, 20, 0, 96, |
257 |
|
|
6, 7, 8, 9, 0, 0, 84, 0, 0, 0, |
258 |
|
|
0, 14, 15, 16, 17, 95, 0, 18, 19, 20, |
259 |
|
|
0, 96, 0, 0, 0, 2, 3, 12, 4, 5, |
260 |
|
|
0, 0, 6, 7, 8, 9, 10, 11, 12, 0, |
261 |
|
|
13, 120, 0, 14, 15, 16, 17, 0, 0, 18, |
262 |
|
|
19, 20, 0, 0, 21, 51, 22, 51, 51, 51, |
263 |
|
|
51, 125, 0, 0, 0, 0, 0, 0, 51, 51, |
264 |
|
|
51, 51, 51, 0, 51, 51, 51, 59, 51, 59, |
265 |
|
|
59, 59, 59, 12, 0, 0, 0, 0, 0, 0, |
266 |
|
|
59, 59, 59, 59, 59, 0, 59, 59, 59, 41, |
267 |
|
|
59, 0, 0, 0, 41, 41, 41, 41, 0, 0, |
268 |
|
|
0, 0, 0, 0, 0, 41, 41, 41, 41, 76, |
269 |
|
|
0, 41, 41, 41, 6, 7, 8, 9, 0, 0, |
270 |
|
|
0, 0, 0, 0, 0, 14, 15, 16, 17, 76, |
271 |
|
|
0, 18, 19, 20, 6, 7, 8, 9, 0, 0, |
272 |
|
|
0, 0, 0, 0, 0, 14, 15, 16, 17, 0, |
273 |
|
|
12, 18, 19, 20, 0, 12, 12, 12, 12, 0, |
274 |
|
|
0, 0, 0, 0, 0, 0, 12, 12, 12, 12, |
275 |
|
|
0, 0, 12, 12, 12, 0, 118, 0, 0, 0, |
276 |
|
|
14, 15, 0, 0, 0, 119, 18, 19, 20, 0, |
277 |
|
|
0, 0, 0, 0, 0, 0, 118, 0, 0, 0, |
278 |
|
|
14, 15, 0, 0, 0, 119, 18, 19, 20, 0, |
279 |
|
|
0, 0, 0, 0, 0, 0, 0, 0, 12, 0, |
280 |
|
|
0, 0, 12, 12, 0, 0, 0, 12, 12, 12, |
281 |
|
|
12, |
282 |
|
|
}; |
283 |
|
|
const short yycheck[] = |
284 |
|
|
{ 10, |
285 |
|
|
71, 1, 107, 116, 283, 284, 272, 273, 121, 80, |
286 |
|
|
287, 10, 288, 125, 288, 288, 288, 288, 89, 288, |
287 |
|
|
91, 126, 61, 288, 10, 288, 288, 288, 288, 288, |
288 |
|
|
288, 102, 288, 287, 10, 10, 10, 10, 125, 288, |
289 |
|
|
288, 112, 287, 123, 288, 288, 10, 287, 10, 288, |
290 |
|
|
288, 122, 288, 288, 288, 288, 10, 123, 287, 261, |
291 |
|
|
125, 287, 123, 262, 287, 10, 10, 261, 20, 114, |
292 |
|
|
79, 10, 101, 121, -1, -1, -1, -1, -1, -1, |
293 |
|
|
-1, -1, 125, -1, -1, -1, -1, -1, -1, -1, |
294 |
|
|
-1, -1, -1, -1, 94, -1, -1, -1, -1, -1, |
295 |
|
|
-1, 101, -1, -1, -1, -1, -1, -1, -1, -1, |
296 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
297 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, |
298 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, 125, |
299 |
|
|
-1, -1, -1, -1, -1, -1, 258, -1, -1, 261, |
300 |
|
|
-1, 263, 264, 265, 266, -1, -1, -1, 270, -1, |
301 |
|
|
-1, 125, 274, 275, 276, 277, 278, 279, 280, 281, |
302 |
|
|
282, -1, 284, -1, 261, -1, 263, 264, 265, 266, |
303 |
|
|
-1, -1, -1, -1, -1, -1, 125, 274, 275, 276, |
304 |
|
|
277, 278, -1, 280, 281, 282, -1, 284, 263, 264, |
305 |
|
|
265, 266, -1, -1, -1, -1, 125, -1, -1, 274, |
306 |
|
|
275, 276, 277, 278, -1, 280, 281, 282, -1, 284, |
307 |
|
|
263, 264, 265, 266, -1, -1, 125, -1, -1, -1, |
308 |
|
|
-1, 274, 275, 276, 277, 278, -1, 280, 281, 282, |
309 |
|
|
-1, 284, -1, -1, -1, 256, 257, 125, 259, 260, |
310 |
|
|
-1, -1, 263, 264, 265, 266, 267, 268, 269, -1, |
311 |
|
|
271, 125, -1, 274, 275, 276, 277, -1, -1, 280, |
312 |
|
|
281, 282, -1, -1, 285, 261, 287, 263, 264, 265, |
313 |
|
|
266, 125, -1, -1, -1, -1, -1, -1, 274, 275, |
314 |
|
|
276, 277, 278, -1, 280, 281, 282, 261, 284, 263, |
315 |
|
|
264, 265, 266, 125, -1, -1, -1, -1, -1, -1, |
316 |
|
|
274, 275, 276, 277, 278, -1, 280, 281, 282, 258, |
317 |
|
|
284, -1, -1, -1, 263, 264, 265, 266, -1, -1, |
318 |
|
|
-1, -1, -1, -1, -1, 274, 275, 276, 277, 258, |
319 |
|
|
-1, 280, 281, 282, 263, 264, 265, 266, -1, -1, |
320 |
|
|
-1, -1, -1, -1, -1, 274, 275, 276, 277, 258, |
321 |
|
|
-1, 280, 281, 282, 263, 264, 265, 266, -1, -1, |
322 |
|
|
-1, -1, -1, -1, -1, 274, 275, 276, 277, -1, |
323 |
|
|
258, 280, 281, 282, -1, 263, 264, 265, 266, -1, |
324 |
|
|
-1, -1, -1, -1, -1, -1, 274, 275, 276, 277, |
325 |
|
|
-1, -1, 280, 281, 282, -1, 270, -1, -1, -1, |
326 |
|
|
274, 275, -1, -1, -1, 279, 280, 281, 282, -1, |
327 |
|
|
-1, -1, -1, -1, -1, -1, 270, -1, -1, -1, |
328 |
|
|
274, 275, -1, -1, -1, 279, 280, 281, 282, -1, |
329 |
|
|
-1, -1, -1, -1, -1, -1, -1, -1, 270, -1, |
330 |
|
|
-1, -1, 274, 275, -1, -1, -1, 279, 280, 281, |
331 |
|
|
282, |
332 |
|
|
}; |
333 |
|
|
#define YYFINAL 1 |
334 |
|
|
#ifndef YYDEBUG |
335 |
|
|
#define YYDEBUG 0 |
336 |
|
|
#endif |
337 |
|
|
#define YYMAXTOKEN 288 |
338 |
|
|
#if YYDEBUG |
339 |
|
|
const char * const yyname[] = |
340 |
|
|
{ |
341 |
|
|
"end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
342 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'='",0,0,0,0,0,0,0, |
343 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
344 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'{'",0,"'}'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
345 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
346 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, |
347 |
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"ROUTERID","AS", |
348 |
|
|
"FIBUPDATE","RDOMAIN","REDISTRIBUTE","METRIC","DFLTMETRIC","MAXHOPS","MAXPATHS", |
349 |
|
|
"VARIANCE","FIBPRIORITY_INT","FIBPRIORITY_EXT","FIBPRIORITY_SUMM", |
350 |
|
|
"SUMMARY_ADDR","AF","IPV4","IPV6","HELLOINTERVAL","HOLDTIME","KVALUES", |
351 |
|
|
"ACTIVETIMEOUT","INTERFACE","PASSIVE","DELAY","BANDWIDTH","SPLITHORIZON","YES", |
352 |
|
|
"NO","INCLUDE","ERROR","STRING","NUMBER", |
353 |
|
|
}; |
354 |
|
|
const char * const yyrule[] = |
355 |
|
|
{"$accept : grammar", |
356 |
|
|
"grammar :", |
357 |
|
|
"grammar : grammar include '\\n'", |
358 |
|
|
"grammar : grammar '\\n'", |
359 |
|
|
"grammar : grammar conf_main '\\n'", |
360 |
|
|
"grammar : grammar varset '\\n'", |
361 |
|
|
"grammar : grammar af '\\n'", |
362 |
|
|
"grammar : grammar error '\\n'", |
363 |
|
|
"include : INCLUDE STRING", |
364 |
|
|
"string : string STRING", |
365 |
|
|
"string : STRING", |
366 |
|
|
"optnl : '\\n' optnl", |
367 |
|
|
"optnl :", |
368 |
|
|
"nl : '\\n' optnl", |
369 |
|
|
"yesno : YES", |
370 |
|
|
"yesno : NO", |
371 |
|
|
"no :", |
372 |
|
|
"no : NO", |
373 |
|
|
"eigrp_af : IPV4", |
374 |
|
|
"eigrp_af : IPV6", |
375 |
|
|
"varset : STRING '=' string", |
376 |
|
|
"conf_main : ROUTERID STRING", |
377 |
|
|
"conf_main : FIBUPDATE yesno", |
378 |
|
|
"conf_main : RDOMAIN NUMBER", |
379 |
|
|
"conf_main : FIBPRIORITY_INT NUMBER", |
380 |
|
|
"conf_main : FIBPRIORITY_EXT NUMBER", |
381 |
|
|
"conf_main : FIBPRIORITY_SUMM NUMBER", |
382 |
|
|
"conf_main : defaults", |
383 |
|
|
"$$1 :", |
384 |
|
|
"af : AF eigrp_af $$1 af_block", |
385 |
|
|
"af_block : '{' optnl afopts_l '}'", |
386 |
|
|
"af_block : '{' optnl '}'", |
387 |
|
|
"af_block :", |
388 |
|
|
"afopts_l : afopts_l afoptsl nl", |
389 |
|
|
"afopts_l : afoptsl optnl", |
390 |
|
|
"afoptsl : as", |
391 |
|
|
"afoptsl : defaults", |
392 |
|
|
"$$2 :", |
393 |
|
|
"as : AS NUMBER $$2 as_block", |
394 |
|
|
"as_block : '{' optnl asopts_l '}'", |
395 |
|
|
"as_block : '{' optnl '}'", |
396 |
|
|
"as_block :", |
397 |
|
|
"asopts_l : asopts_l asoptsl nl", |
398 |
|
|
"asopts_l : asoptsl optnl", |
399 |
|
|
"asoptsl : interface", |
400 |
|
|
"asoptsl : redistribute", |
401 |
|
|
"asoptsl : defaults", |
402 |
|
|
"$$3 :", |
403 |
|
|
"interface : INTERFACE STRING $$3 interface_block", |
404 |
|
|
"interface_block : '{' optnl interfaceopts_l '}'", |
405 |
|
|
"interface_block : '{' optnl '}'", |
406 |
|
|
"interface_block :", |
407 |
|
|
"interfaceopts_l : interfaceopts_l interfaceoptsl nl", |
408 |
|
|
"interfaceopts_l : interfaceoptsl optnl", |
409 |
|
|
"interfaceoptsl : PASSIVE", |
410 |
|
|
"interfaceoptsl : SUMMARY_ADDR STRING", |
411 |
|
|
"interfaceoptsl : iface_defaults", |
412 |
|
|
"redistribute : no REDISTRIBUTE STRING opt_red_metric", |
413 |
|
|
"redist_metric : NUMBER NUMBER NUMBER NUMBER NUMBER", |
414 |
|
|
"opt_red_metric :", |
415 |
|
|
"opt_red_metric : METRIC redist_metric", |
416 |
|
|
"defaults : KVALUES NUMBER NUMBER NUMBER NUMBER NUMBER NUMBER", |
417 |
|
|
"defaults : ACTIVETIMEOUT NUMBER", |
418 |
|
|
"defaults : MAXHOPS NUMBER", |
419 |
|
|
"defaults : MAXPATHS NUMBER", |
420 |
|
|
"defaults : VARIANCE NUMBER", |
421 |
|
|
"defaults : DFLTMETRIC redist_metric", |
422 |
|
|
"defaults : iface_defaults", |
423 |
|
|
"iface_defaults : HELLOINTERVAL NUMBER", |
424 |
|
|
"iface_defaults : HOLDTIME NUMBER", |
425 |
|
|
"iface_defaults : DELAY NUMBER", |
426 |
|
|
"iface_defaults : BANDWIDTH NUMBER", |
427 |
|
|
"iface_defaults : SPLITHORIZON yesno", |
428 |
|
|
}; |
429 |
|
|
#endif |
430 |
|
|
#ifdef YYSTACKSIZE |
431 |
|
|
#undef YYMAXDEPTH |
432 |
|
|
#define YYMAXDEPTH YYSTACKSIZE |
433 |
|
|
#else |
434 |
|
|
#ifdef YYMAXDEPTH |
435 |
|
|
#define YYSTACKSIZE YYMAXDEPTH |
436 |
|
|
#else |
437 |
|
|
#define YYSTACKSIZE 10000 |
438 |
|
|
#define YYMAXDEPTH 10000 |
439 |
|
|
#endif |
440 |
|
|
#endif |
441 |
|
|
#define YYINITSTACKSIZE 200 |
442 |
|
|
/* LINTUSED */ |
443 |
|
|
int yydebug; |
444 |
|
|
int yynerrs; |
445 |
|
|
int yyerrflag; |
446 |
|
|
int yychar; |
447 |
|
|
short *yyssp; |
448 |
|
|
YYSTYPE *yyvsp; |
449 |
|
|
YYSTYPE yyval; |
450 |
|
|
YYSTYPE yylval; |
451 |
|
|
short *yyss; |
452 |
|
|
short *yysslim; |
453 |
|
|
YYSTYPE *yyvs; |
454 |
|
|
unsigned int yystacksize; |
455 |
|
|
int yyparse(void); |
456 |
|
|
#line 580 "parse.y" |
457 |
|
|
|
458 |
|
|
struct keywords { |
459 |
|
|
const char *k_name; |
460 |
|
|
int k_val; |
461 |
|
|
}; |
462 |
|
|
|
463 |
|
|
static int |
464 |
|
|
yyerror(const char *fmt, ...) |
465 |
|
|
{ |
466 |
|
|
va_list ap; |
467 |
|
|
char *msg; |
468 |
|
|
|
469 |
|
|
file->errors++; |
470 |
|
|
va_start(ap, fmt); |
471 |
|
|
if (vasprintf(&msg, fmt, ap) == -1) |
472 |
|
|
fatalx("yyerror vasprintf"); |
473 |
|
|
va_end(ap); |
474 |
|
|
logit(LOG_CRIT, "%s:%d: %s", file->name, yylval.lineno, msg); |
475 |
|
|
free(msg); |
476 |
|
|
return (0); |
477 |
|
|
} |
478 |
|
|
|
479 |
|
|
static int |
480 |
|
|
kw_cmp(const void *k, const void *e) |
481 |
|
|
{ |
482 |
|
|
return (strcmp(k, ((const struct keywords *)e)->k_name)); |
483 |
|
|
} |
484 |
|
|
|
485 |
|
|
static int |
486 |
|
|
lookup(char *s) |
487 |
|
|
{ |
488 |
|
|
/* this has to be sorted always */ |
489 |
|
|
static const struct keywords keywords[] = { |
490 |
|
|
{"active-timeout", ACTIVETIMEOUT}, |
491 |
|
|
{"address-family", AF}, |
492 |
|
|
{"autonomous-system", AS}, |
493 |
|
|
{"bandwidth", BANDWIDTH}, |
494 |
|
|
{"default-metric", DFLTMETRIC}, |
495 |
|
|
{"delay", DELAY}, |
496 |
|
|
{"fib-priority-external", FIBPRIORITY_EXT}, |
497 |
|
|
{"fib-priority-internal", FIBPRIORITY_INT}, |
498 |
|
|
{"fib-priority-summary", FIBPRIORITY_SUMM}, |
499 |
|
|
{"fib-update", FIBUPDATE}, |
500 |
|
|
{"hello-interval", HELLOINTERVAL}, |
501 |
|
|
{"holdtime", HOLDTIME}, |
502 |
|
|
{"include", INCLUDE}, |
503 |
|
|
{"interface", INTERFACE}, |
504 |
|
|
{"ipv4", IPV4}, |
505 |
|
|
{"ipv6", IPV6}, |
506 |
|
|
{"k-values", KVALUES}, |
507 |
|
|
{"maximum-hops", MAXHOPS}, |
508 |
|
|
{"maximum-paths", MAXPATHS}, |
509 |
|
|
{"metric", METRIC}, |
510 |
|
|
{"no", NO}, |
511 |
|
|
{"passive", PASSIVE}, |
512 |
|
|
{"rdomain", RDOMAIN}, |
513 |
|
|
{"redistribute", REDISTRIBUTE}, |
514 |
|
|
{"router-id", ROUTERID}, |
515 |
|
|
{"split-horizon", SPLITHORIZON}, |
516 |
|
|
{"summary-address", SUMMARY_ADDR}, |
517 |
|
|
{"variance", VARIANCE}, |
518 |
|
|
{"yes", YES} |
519 |
|
|
}; |
520 |
|
|
const struct keywords *p; |
521 |
|
|
|
522 |
|
|
p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]), |
523 |
|
|
sizeof(keywords[0]), kw_cmp); |
524 |
|
|
|
525 |
|
|
if (p) |
526 |
|
|
return (p->k_val); |
527 |
|
|
else |
528 |
|
|
return (STRING); |
529 |
|
|
} |
530 |
|
|
|
531 |
|
|
static int |
532 |
|
|
lgetc(int quotec) |
533 |
|
|
{ |
534 |
|
|
int c, next; |
535 |
|
|
|
536 |
|
|
if (parsebuf) { |
537 |
|
|
/* Read character from the parsebuffer instead of input. */ |
538 |
|
|
if (parseindex >= 0) { |
539 |
|
|
c = parsebuf[parseindex++]; |
540 |
|
|
if (c != '\0') |
541 |
|
|
return (c); |
542 |
|
|
parsebuf = NULL; |
543 |
|
|
} else |
544 |
|
|
parseindex++; |
545 |
|
|
} |
546 |
|
|
|
547 |
|
|
if (pushback_index) |
548 |
|
|
return (pushback_buffer[--pushback_index]); |
549 |
|
|
|
550 |
|
|
if (quotec) { |
551 |
|
|
if ((c = getc(file->stream)) == EOF) { |
552 |
|
|
yyerror("reached end of file while parsing " |
553 |
|
|
"quoted string"); |
554 |
|
|
if (file == topfile || popfile() == EOF) |
555 |
|
|
return (EOF); |
556 |
|
|
return (quotec); |
557 |
|
|
} |
558 |
|
|
return (c); |
559 |
|
|
} |
560 |
|
|
|
561 |
|
|
while ((c = getc(file->stream)) == '\\') { |
562 |
|
|
next = getc(file->stream); |
563 |
|
|
if (next != '\n') { |
564 |
|
|
c = next; |
565 |
|
|
break; |
566 |
|
|
} |
567 |
|
|
yylval.lineno = file->lineno; |
568 |
|
|
file->lineno++; |
569 |
|
|
} |
570 |
|
|
|
571 |
|
|
while (c == EOF) { |
572 |
|
|
if (file == topfile || popfile() == EOF) |
573 |
|
|
return (EOF); |
574 |
|
|
c = getc(file->stream); |
575 |
|
|
} |
576 |
|
|
return (c); |
577 |
|
|
} |
578 |
|
|
|
579 |
|
|
static int |
580 |
|
|
lungetc(int c) |
581 |
|
|
{ |
582 |
|
|
if (c == EOF) |
583 |
|
|
return (EOF); |
584 |
|
|
if (parsebuf) { |
585 |
|
|
parseindex--; |
586 |
|
|
if (parseindex >= 0) |
587 |
|
|
return (c); |
588 |
|
|
} |
589 |
|
|
if (pushback_index < MAXPUSHBACK-1) |
590 |
|
|
return (pushback_buffer[pushback_index++] = c); |
591 |
|
|
else |
592 |
|
|
return (EOF); |
593 |
|
|
} |
594 |
|
|
|
595 |
|
|
static int |
596 |
|
|
findeol(void) |
597 |
|
|
{ |
598 |
|
|
int c; |
599 |
|
|
|
600 |
|
|
parsebuf = NULL; |
601 |
|
|
|
602 |
|
|
/* skip to either EOF or the first real EOL */ |
603 |
|
|
while (1) { |
604 |
|
|
if (pushback_index) |
605 |
|
|
c = pushback_buffer[--pushback_index]; |
606 |
|
|
else |
607 |
|
|
c = lgetc(0); |
608 |
|
|
if (c == '\n') { |
609 |
|
|
file->lineno++; |
610 |
|
|
break; |
611 |
|
|
} |
612 |
|
|
if (c == EOF) |
613 |
|
|
break; |
614 |
|
|
} |
615 |
|
|
return (ERROR); |
616 |
|
|
} |
617 |
|
|
|
618 |
|
|
static int |
619 |
|
|
yylex(void) |
620 |
|
|
{ |
621 |
|
|
unsigned char buf[8096]; |
622 |
|
|
unsigned char *p, *val; |
623 |
|
|
int quotec, next, c; |
624 |
|
|
int token; |
625 |
|
|
|
626 |
|
|
top: |
627 |
|
|
p = buf; |
628 |
|
|
while ((c = lgetc(0)) == ' ' || c == '\t') |
629 |
|
|
; /* nothing */ |
630 |
|
|
|
631 |
|
|
yylval.lineno = file->lineno; |
632 |
|
|
if (c == '#') |
633 |
|
|
while ((c = lgetc(0)) != '\n' && c != EOF) |
634 |
|
|
; /* nothing */ |
635 |
|
|
if (c == '$' && parsebuf == NULL) { |
636 |
|
|
while (1) { |
637 |
|
|
if ((c = lgetc(0)) == EOF) |
638 |
|
|
return (0); |
639 |
|
|
|
640 |
|
|
if (p + 1 >= buf + sizeof(buf) - 1) { |
641 |
|
|
yyerror("string too long"); |
642 |
|
|
return (findeol()); |
643 |
|
|
} |
644 |
|
|
if (isalnum(c) || c == '_') { |
645 |
|
|
*p++ = c; |
646 |
|
|
continue; |
647 |
|
|
} |
648 |
|
|
*p = '\0'; |
649 |
|
|
lungetc(c); |
650 |
|
|
break; |
651 |
|
|
} |
652 |
|
|
val = symget(buf); |
653 |
|
|
if (val == NULL) { |
654 |
|
|
yyerror("macro '%s' not defined", buf); |
655 |
|
|
return (findeol()); |
656 |
|
|
} |
657 |
|
|
parsebuf = val; |
658 |
|
|
parseindex = 0; |
659 |
|
|
goto top; |
660 |
|
|
} |
661 |
|
|
|
662 |
|
|
switch (c) { |
663 |
|
|
case '\'': |
664 |
|
|
case '"': |
665 |
|
|
quotec = c; |
666 |
|
|
while (1) { |
667 |
|
|
if ((c = lgetc(quotec)) == EOF) |
668 |
|
|
return (0); |
669 |
|
|
if (c == '\n') { |
670 |
|
|
file->lineno++; |
671 |
|
|
continue; |
672 |
|
|
} else if (c == '\\') { |
673 |
|
|
if ((next = lgetc(quotec)) == EOF) |
674 |
|
|
return (0); |
675 |
|
|
if (next == quotec || c == ' ' || c == '\t') |
676 |
|
|
c = next; |
677 |
|
|
else if (next == '\n') { |
678 |
|
|
file->lineno++; |
679 |
|
|
continue; |
680 |
|
|
} else |
681 |
|
|
lungetc(next); |
682 |
|
|
} else if (c == quotec) { |
683 |
|
|
*p = '\0'; |
684 |
|
|
break; |
685 |
|
|
} else if (c == '\0') { |
686 |
|
|
yyerror("syntax error"); |
687 |
|
|
return (findeol()); |
688 |
|
|
} |
689 |
|
|
if (p + 1 >= buf + sizeof(buf) - 1) { |
690 |
|
|
yyerror("string too long"); |
691 |
|
|
return (findeol()); |
692 |
|
|
} |
693 |
|
|
*p++ = c; |
694 |
|
|
} |
695 |
|
|
yylval.v.string = strdup(buf); |
696 |
|
|
if (yylval.v.string == NULL) |
697 |
|
|
err(1, "yylex: strdup"); |
698 |
|
|
return (STRING); |
699 |
|
|
} |
700 |
|
|
|
701 |
|
|
#define allowed_to_end_number(x) \ |
702 |
|
|
(isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=') |
703 |
|
|
|
704 |
|
|
if (c == '-' || isdigit(c)) { |
705 |
|
|
do { |
706 |
|
|
*p++ = c; |
707 |
|
|
if ((unsigned)(p-buf) >= sizeof(buf)) { |
708 |
|
|
yyerror("string too long"); |
709 |
|
|
return (findeol()); |
710 |
|
|
} |
711 |
|
|
} while ((c = lgetc(0)) != EOF && isdigit(c)); |
712 |
|
|
lungetc(c); |
713 |
|
|
if (p == buf + 1 && buf[0] == '-') |
714 |
|
|
goto nodigits; |
715 |
|
|
if (c == EOF || allowed_to_end_number(c)) { |
716 |
|
|
const char *errstr = NULL; |
717 |
|
|
|
718 |
|
|
*p = '\0'; |
719 |
|
|
yylval.v.number = strtonum(buf, LLONG_MIN, |
720 |
|
|
LLONG_MAX, &errstr); |
721 |
|
|
if (errstr) { |
722 |
|
|
yyerror("\"%s\" invalid number: %s", |
723 |
|
|
buf, errstr); |
724 |
|
|
return (findeol()); |
725 |
|
|
} |
726 |
|
|
return (NUMBER); |
727 |
|
|
} else { |
728 |
|
|
nodigits: |
729 |
|
|
while (p > buf + 1) |
730 |
|
|
lungetc(*--p); |
731 |
|
|
c = *--p; |
732 |
|
|
if (c == '-') |
733 |
|
|
return (c); |
734 |
|
|
} |
735 |
|
|
} |
736 |
|
|
|
737 |
|
|
#define allowed_in_string(x) \ |
738 |
|
|
(isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \ |
739 |
|
|
x != '{' && x != '}' && \ |
740 |
|
|
x != '!' && x != '=' && x != '#' && \ |
741 |
|
|
x != ',')) |
742 |
|
|
|
743 |
|
|
if (isalnum(c) || c == ':' || c == '_') { |
744 |
|
|
do { |
745 |
|
|
*p++ = c; |
746 |
|
|
if ((unsigned)(p-buf) >= sizeof(buf)) { |
747 |
|
|
yyerror("string too long"); |
748 |
|
|
return (findeol()); |
749 |
|
|
} |
750 |
|
|
} while ((c = lgetc(0)) != EOF && (allowed_in_string(c))); |
751 |
|
|
lungetc(c); |
752 |
|
|
*p = '\0'; |
753 |
|
|
if ((token = lookup(buf)) == STRING) |
754 |
|
|
if ((yylval.v.string = strdup(buf)) == NULL) |
755 |
|
|
err(1, "yylex: strdup"); |
756 |
|
|
return (token); |
757 |
|
|
} |
758 |
|
|
if (c == '\n') { |
759 |
|
|
yylval.lineno = file->lineno; |
760 |
|
|
file->lineno++; |
761 |
|
|
} |
762 |
|
|
if (c == EOF) |
763 |
|
|
return (0); |
764 |
|
|
return (c); |
765 |
|
|
} |
766 |
|
|
|
767 |
|
|
static int |
768 |
|
|
check_file_secrecy(int fd, const char *fname) |
769 |
|
|
{ |
770 |
|
|
struct stat st; |
771 |
|
|
|
772 |
|
|
if (fstat(fd, &st)) { |
773 |
|
|
log_warn("cannot stat %s", fname); |
774 |
|
|
return (-1); |
775 |
|
|
} |
776 |
|
|
if (st.st_uid != 0 && st.st_uid != getuid()) { |
777 |
|
|
log_warnx("%s: owner not root or current user", fname); |
778 |
|
|
return (-1); |
779 |
|
|
} |
780 |
|
|
if (st.st_mode & (S_IWGRP | S_IXGRP | S_IRWXO)) { |
781 |
|
|
log_warnx("%s: group writable or world read/writable", fname); |
782 |
|
|
return (-1); |
783 |
|
|
} |
784 |
|
|
return (0); |
785 |
|
|
} |
786 |
|
|
|
787 |
|
|
static struct file * |
788 |
|
|
pushfile(const char *name, int secret) |
789 |
|
|
{ |
790 |
|
|
struct file *nfile; |
791 |
|
|
|
792 |
|
|
if ((nfile = calloc(1, sizeof(struct file))) == NULL) { |
793 |
|
|
log_warn("calloc"); |
794 |
|
|
return (NULL); |
795 |
|
|
} |
796 |
|
|
if ((nfile->name = strdup(name)) == NULL) { |
797 |
|
|
log_warn("strdup"); |
798 |
|
|
free(nfile); |
799 |
|
|
return (NULL); |
800 |
|
|
} |
801 |
|
|
if ((nfile->stream = fopen(nfile->name, "r")) == NULL) { |
802 |
|
|
log_warn("%s", nfile->name); |
803 |
|
|
free(nfile->name); |
804 |
|
|
free(nfile); |
805 |
|
|
return (NULL); |
806 |
|
|
} else if (secret && |
807 |
|
|
check_file_secrecy(fileno(nfile->stream), nfile->name)) { |
808 |
|
|
fclose(nfile->stream); |
809 |
|
|
free(nfile->name); |
810 |
|
|
free(nfile); |
811 |
|
|
return (NULL); |
812 |
|
|
} |
813 |
|
|
nfile->lineno = 1; |
814 |
|
|
TAILQ_INSERT_TAIL(&files, nfile, entry); |
815 |
|
|
return (nfile); |
816 |
|
|
} |
817 |
|
|
|
818 |
|
|
static int |
819 |
|
|
popfile(void) |
820 |
|
|
{ |
821 |
|
|
struct file *prev; |
822 |
|
|
|
823 |
|
|
if ((prev = TAILQ_PREV(file, files, entry)) != NULL) |
824 |
|
|
prev->errors += file->errors; |
825 |
|
|
|
826 |
|
|
TAILQ_REMOVE(&files, file, entry); |
827 |
|
|
fclose(file->stream); |
828 |
|
|
free(file->name); |
829 |
|
|
free(file); |
830 |
|
|
file = prev; |
831 |
|
|
return (file ? 0 : EOF); |
832 |
|
|
} |
833 |
|
|
|
834 |
|
|
struct eigrpd_conf * |
835 |
|
|
parse_config(char *filename) |
836 |
|
|
{ |
837 |
|
|
struct sym *sym, *next; |
838 |
|
|
|
839 |
|
|
conf = config_new_empty(); |
840 |
|
|
conf->rdomain = 0; |
841 |
|
|
conf->fib_priority_internal = RTP_EIGRP; |
842 |
|
|
conf->fib_priority_external = RTP_EIGRP; |
843 |
|
|
conf->fib_priority_summary = RTP_EIGRP; |
844 |
|
|
|
845 |
|
|
defs = &globaldefs; |
846 |
|
|
defs->kvalues[0] = defs->kvalues[2] = 1; |
847 |
|
|
defs->active_timeout = DEFAULT_ACTIVE_TIMEOUT; |
848 |
|
|
defs->maximum_hops = DEFAULT_MAXIMUM_HOPS; |
849 |
|
|
defs->maximum_paths = DEFAULT_MAXIMUM_PATHS; |
850 |
|
|
defs->variance = DEFAULT_VARIANCE; |
851 |
|
|
defs->hello_holdtime = DEFAULT_HELLO_HOLDTIME; |
852 |
|
|
defs->hello_interval = DEFAULT_HELLO_INTERVAL; |
853 |
|
|
defs->delay = DEFAULT_DELAY; |
854 |
|
|
defs->bandwidth = DEFAULT_BANDWIDTH; |
855 |
|
|
defs->splithorizon = 1; |
856 |
|
|
|
857 |
|
|
if ((file = pushfile(filename, |
858 |
|
|
!(global.cmd_opts & EIGRPD_OPT_NOACTION))) == NULL) { |
859 |
|
|
free(conf); |
860 |
|
|
return (NULL); |
861 |
|
|
} |
862 |
|
|
topfile = file; |
863 |
|
|
|
864 |
|
|
yyparse(); |
865 |
|
|
errors = file->errors; |
866 |
|
|
popfile(); |
867 |
|
|
|
868 |
|
|
/* Free macros and check which have not been used. */ |
869 |
|
|
TAILQ_FOREACH_SAFE(sym, &symhead, entry, next) { |
870 |
|
|
if ((global.cmd_opts & EIGRPD_OPT_VERBOSE2) && !sym->used) |
871 |
|
|
fprintf(stderr, "warning: macro '%s' not " |
872 |
|
|
"used\n", sym->nam); |
873 |
|
|
if (!sym->persist) { |
874 |
|
|
free(sym->nam); |
875 |
|
|
free(sym->val); |
876 |
|
|
TAILQ_REMOVE(&symhead, sym, entry); |
877 |
|
|
free(sym); |
878 |
|
|
} |
879 |
|
|
} |
880 |
|
|
|
881 |
|
|
/* check that all interfaces belong to the configured rdomain */ |
882 |
|
|
errors += conf_check_rdomain(conf->rdomain); |
883 |
|
|
|
884 |
|
|
if (errors) { |
885 |
|
|
clear_config(conf); |
886 |
|
|
return (NULL); |
887 |
|
|
} |
888 |
|
|
|
889 |
|
|
if (conf->rtr_id.s_addr == 0) |
890 |
|
|
conf->rtr_id.s_addr = get_rtr_id(); |
891 |
|
|
|
892 |
|
|
return (conf); |
893 |
|
|
} |
894 |
|
|
|
895 |
|
|
static int |
896 |
|
|
symset(const char *nam, const char *val, int persist) |
897 |
|
|
{ |
898 |
|
|
struct sym *sym; |
899 |
|
|
|
900 |
|
|
TAILQ_FOREACH(sym, &symhead, entry) { |
901 |
|
|
if (strcmp(nam, sym->nam) == 0) |
902 |
|
|
break; |
903 |
|
|
} |
904 |
|
|
|
905 |
|
|
if (sym != NULL) { |
906 |
|
|
if (sym->persist == 1) |
907 |
|
|
return (0); |
908 |
|
|
else { |
909 |
|
|
free(sym->nam); |
910 |
|
|
free(sym->val); |
911 |
|
|
TAILQ_REMOVE(&symhead, sym, entry); |
912 |
|
|
free(sym); |
913 |
|
|
} |
914 |
|
|
} |
915 |
|
|
if ((sym = calloc(1, sizeof(*sym))) == NULL) |
916 |
|
|
return (-1); |
917 |
|
|
|
918 |
|
|
sym->nam = strdup(nam); |
919 |
|
|
if (sym->nam == NULL) { |
920 |
|
|
free(sym); |
921 |
|
|
return (-1); |
922 |
|
|
} |
923 |
|
|
sym->val = strdup(val); |
924 |
|
|
if (sym->val == NULL) { |
925 |
|
|
free(sym->nam); |
926 |
|
|
free(sym); |
927 |
|
|
return (-1); |
928 |
|
|
} |
929 |
|
|
sym->used = 0; |
930 |
|
|
sym->persist = persist; |
931 |
|
|
TAILQ_INSERT_TAIL(&symhead, sym, entry); |
932 |
|
|
return (0); |
933 |
|
|
} |
934 |
|
|
|
935 |
|
|
int |
936 |
|
|
cmdline_symset(char *s) |
937 |
|
|
{ |
938 |
|
|
char *sym, *val; |
939 |
|
|
int ret; |
940 |
|
|
size_t len; |
941 |
|
|
|
942 |
|
|
if ((val = strrchr(s, '=')) == NULL) |
943 |
|
|
return (-1); |
944 |
|
|
|
945 |
|
|
len = strlen(s) - strlen(val) + 1; |
946 |
|
|
if ((sym = malloc(len)) == NULL) |
947 |
|
|
errx(1, "cmdline_symset: malloc"); |
948 |
|
|
|
949 |
|
|
strlcpy(sym, s, len); |
950 |
|
|
|
951 |
|
|
ret = symset(sym, val + 1, 1); |
952 |
|
|
free(sym); |
953 |
|
|
|
954 |
|
|
return (ret); |
955 |
|
|
} |
956 |
|
|
|
957 |
|
|
static char * |
958 |
|
|
symget(const char *nam) |
959 |
|
|
{ |
960 |
|
|
struct sym *sym; |
961 |
|
|
|
962 |
|
|
TAILQ_FOREACH(sym, &symhead, entry) { |
963 |
|
|
if (strcmp(nam, sym->nam) == 0) { |
964 |
|
|
sym->used = 1; |
965 |
|
|
return (sym->val); |
966 |
|
|
} |
967 |
|
|
} |
968 |
|
|
return (NULL); |
969 |
|
|
} |
970 |
|
|
|
971 |
|
|
static struct eigrp * |
972 |
|
|
conf_get_instance(uint16_t as) |
973 |
|
|
{ |
974 |
|
|
struct eigrp *e, *tmp; |
975 |
|
|
|
976 |
|
|
if (eigrp_find(conf, af, as)) { |
977 |
|
|
yyerror("autonomous-system %u already configured" |
978 |
|
|
"for address-family %s", as, af_name(af)); |
979 |
|
|
return (NULL); |
980 |
|
|
} |
981 |
|
|
|
982 |
|
|
e = calloc(1, sizeof(struct eigrp)); |
983 |
|
|
if (e == NULL) |
984 |
|
|
fatal(NULL); |
985 |
|
|
|
986 |
|
|
e->af = af; |
987 |
|
|
e->as = as; |
988 |
|
|
SIMPLEQ_INIT(&e->redist_list); |
989 |
|
|
TAILQ_INIT(&e->ei_list); |
990 |
|
|
RB_INIT(&e->nbrs); |
991 |
|
|
RB_INIT(&e->topology); |
992 |
|
|
|
993 |
|
|
/* start local sequence number used by RTP */ |
994 |
|
|
e->seq_num = 1; |
995 |
|
|
|
996 |
|
|
/* order by address-family and then by autonomous-system */ |
997 |
|
|
TAILQ_FOREACH(tmp, &conf->instances, entry) |
998 |
|
|
if (tmp->af > e->af || |
999 |
|
|
(tmp->af == e->af && tmp->as > e->as)) |
1000 |
|
|
break; |
1001 |
|
|
if (tmp) |
1002 |
|
|
TAILQ_INSERT_BEFORE(tmp, e, entry); |
1003 |
|
|
else |
1004 |
|
|
TAILQ_INSERT_TAIL(&conf->instances, e, entry); |
1005 |
|
|
|
1006 |
|
|
return (e); |
1007 |
|
|
} |
1008 |
|
|
|
1009 |
|
|
static struct eigrp_iface * |
1010 |
|
|
conf_get_if(struct kif *kif) |
1011 |
|
|
{ |
1012 |
|
|
struct eigrp_iface *e; |
1013 |
|
|
|
1014 |
|
|
TAILQ_FOREACH(e, &eigrp->ei_list, e_entry) |
1015 |
|
|
if (e->iface->ifindex == kif->ifindex) { |
1016 |
|
|
yyerror("interface %s already configured " |
1017 |
|
|
"for address-family %s and " |
1018 |
|
|
"autonomous-system %u", kif->ifname, |
1019 |
|
|
af_name(af), eigrp->as); |
1020 |
|
|
return (NULL); |
1021 |
|
|
} |
1022 |
|
|
|
1023 |
|
|
e = eigrp_if_new(conf, eigrp, kif); |
1024 |
|
|
|
1025 |
|
|
return (e); |
1026 |
|
|
} |
1027 |
|
|
|
1028 |
|
|
int |
1029 |
|
|
conf_check_rdomain(unsigned int rdomain) |
1030 |
|
|
{ |
1031 |
|
|
struct iface *iface; |
1032 |
|
|
int errs = 0; |
1033 |
|
|
|
1034 |
|
|
TAILQ_FOREACH(iface, &conf->iface_list, entry) { |
1035 |
|
|
if (iface->rdomain != rdomain) { |
1036 |
|
|
logit(LOG_CRIT, "interface %s not in rdomain %u", |
1037 |
|
|
iface->name, rdomain); |
1038 |
|
|
errs++; |
1039 |
|
|
} |
1040 |
|
|
} |
1041 |
|
|
|
1042 |
|
|
return (errs); |
1043 |
|
|
} |
1044 |
|
|
|
1045 |
|
|
static void |
1046 |
|
|
clear_config(struct eigrpd_conf *xconf) |
1047 |
|
|
{ |
1048 |
|
|
struct eigrp *e; |
1049 |
|
|
struct redistribute *r; |
1050 |
|
|
struct eigrp_iface *i; |
1051 |
|
|
struct summary_addr *s; |
1052 |
|
|
|
1053 |
|
|
while ((e = TAILQ_FIRST(&xconf->instances)) != NULL) { |
1054 |
|
|
while (!SIMPLEQ_EMPTY(&e->redist_list)) { |
1055 |
|
|
r = SIMPLEQ_FIRST(&e->redist_list); |
1056 |
|
|
SIMPLEQ_REMOVE_HEAD(&e->redist_list, entry); |
1057 |
|
|
free(r); |
1058 |
|
|
} |
1059 |
|
|
|
1060 |
|
|
while ((i = TAILQ_FIRST(&e->ei_list)) != NULL) { |
1061 |
|
|
RB_REMOVE(iface_id_head, &ifaces_by_id, i); |
1062 |
|
|
TAILQ_REMOVE(&e->ei_list, i, e_entry); |
1063 |
|
|
TAILQ_REMOVE(&e->ei_list, i, i_entry); |
1064 |
|
|
while ((s = TAILQ_FIRST(&i->summary_list)) != NULL) { |
1065 |
|
|
TAILQ_REMOVE(&i->summary_list, s, entry); |
1066 |
|
|
free(s); |
1067 |
|
|
} |
1068 |
|
|
if (TAILQ_EMPTY(&i->iface->ei_list)) { |
1069 |
|
|
TAILQ_REMOVE(&xconf->iface_list, i->iface, entry); |
1070 |
|
|
free(i->iface); |
1071 |
|
|
} |
1072 |
|
|
free(i); |
1073 |
|
|
} |
1074 |
|
|
|
1075 |
|
|
TAILQ_REMOVE(&xconf->instances, e, entry); |
1076 |
|
|
free(e); |
1077 |
|
|
} |
1078 |
|
|
|
1079 |
|
|
free(xconf); |
1080 |
|
|
} |
1081 |
|
|
|
1082 |
|
|
static uint32_t |
1083 |
|
|
get_rtr_id(void) |
1084 |
|
|
{ |
1085 |
|
|
struct ifaddrs *ifap, *ifa; |
1086 |
|
|
uint32_t ip = 0, cur, localnet; |
1087 |
|
|
|
1088 |
|
|
localnet = htonl(INADDR_LOOPBACK & IN_CLASSA_NET); |
1089 |
|
|
|
1090 |
|
|
if (getifaddrs(&ifap) == -1) |
1091 |
|
|
fatal("getifaddrs"); |
1092 |
|
|
|
1093 |
|
|
for (ifa = ifap; ifa; ifa = ifa->ifa_next) { |
1094 |
|
|
if (strncmp(ifa->ifa_name, "carp", 4) == 0) |
1095 |
|
|
continue; |
1096 |
|
|
if (ifa->ifa_addr->sa_family != AF_INET) |
1097 |
|
|
continue; |
1098 |
|
|
cur = ((struct sockaddr_in *)ifa->ifa_addr)->sin_addr.s_addr; |
1099 |
|
|
if ((cur & localnet) == localnet) /* skip 127/8 */ |
1100 |
|
|
continue; |
1101 |
|
|
if (ntohl(cur) < ntohl(ip) || ip == 0) |
1102 |
|
|
ip = cur; |
1103 |
|
|
} |
1104 |
|
|
freeifaddrs(ifap); |
1105 |
|
|
|
1106 |
|
|
if (ip == 0) |
1107 |
|
|
fatal("router-id is 0.0.0.0"); |
1108 |
|
|
|
1109 |
|
|
return (ip); |
1110 |
|
|
} |
1111 |
|
|
|
1112 |
|
|
static int |
1113 |
|
|
get_prefix(const char *s, union eigrpd_addr *addr, uint8_t *plen) |
1114 |
|
|
{ |
1115 |
|
|
char *p, *ps; |
1116 |
|
|
const char *errstr; |
1117 |
|
|
int maxplen; |
1118 |
|
|
|
1119 |
|
|
switch (af) { |
1120 |
|
|
case AF_INET: |
1121 |
|
|
maxplen = 32; |
1122 |
|
|
break; |
1123 |
|
|
case AF_INET6: |
1124 |
|
|
maxplen = 128; |
1125 |
|
|
break; |
1126 |
|
|
default: |
1127 |
|
|
return (-1); |
1128 |
|
|
} |
1129 |
|
|
|
1130 |
|
|
if ((p = strrchr(s, '/')) != NULL) { |
1131 |
|
|
*plen = strtonum(p + 1, 0, maxplen, &errstr); |
1132 |
|
|
if (errstr) { |
1133 |
|
|
log_warnx("prefixlen is %s: %s", errstr, p + 1); |
1134 |
|
|
return (-1); |
1135 |
|
|
} |
1136 |
|
|
if ((ps = malloc(strlen(s) - strlen(p) + 1)) == NULL) |
1137 |
|
|
fatal("get_prefix: malloc"); |
1138 |
|
|
strlcpy(ps, s, strlen(s) - strlen(p) + 1); |
1139 |
|
|
} else { |
1140 |
|
|
if ((ps = strdup(s)) == NULL) |
1141 |
|
|
fatal("get_prefix: strdup"); |
1142 |
|
|
*plen = maxplen; |
1143 |
|
|
} |
1144 |
|
|
|
1145 |
|
|
memset(addr, 0, sizeof(union eigrpd_addr)); |
1146 |
|
|
switch (af) { |
1147 |
|
|
case AF_INET: |
1148 |
|
|
if (inet_pton(AF_INET, ps, &addr->v4) != 1) { |
1149 |
|
|
free(ps); |
1150 |
|
|
return (-1); |
1151 |
|
|
} |
1152 |
|
|
break; |
1153 |
|
|
case AF_INET6: |
1154 |
|
|
if (inet_pton(AF_INET6, ps, &addr->v6) != 1) { |
1155 |
|
|
free(ps); |
1156 |
|
|
return (-1); |
1157 |
|
|
} |
1158 |
|
|
break; |
1159 |
|
|
default: |
1160 |
|
|
free(ps); |
1161 |
|
|
return (-1); |
1162 |
|
|
} |
1163 |
|
|
eigrp_applymask(af, addr, addr, *plen); |
1164 |
|
|
free(ps); |
1165 |
|
|
|
1166 |
|
|
return (0); |
1167 |
|
|
} |
1168 |
|
|
#line 1161 "parse.c" |
1169 |
|
|
/* allocate initial stack or double stack size, up to YYMAXDEPTH */ |
1170 |
|
|
static int yygrowstack(void) |
1171 |
|
|
{ |
1172 |
|
|
unsigned int newsize; |
1173 |
|
|
long sslen; |
1174 |
|
|
short *newss; |
1175 |
|
|
YYSTYPE *newvs; |
1176 |
|
|
|
1177 |
|
|
if ((newsize = yystacksize) == 0) |
1178 |
|
|
newsize = YYINITSTACKSIZE; |
1179 |
|
|
else if (newsize >= YYMAXDEPTH) |
1180 |
|
|
return -1; |
1181 |
|
|
else if ((newsize *= 2) > YYMAXDEPTH) |
1182 |
|
|
newsize = YYMAXDEPTH; |
1183 |
|
|
sslen = yyssp - yyss; |
1184 |
|
|
#ifdef SIZE_MAX |
1185 |
|
|
#define YY_SIZE_MAX SIZE_MAX |
1186 |
|
|
#else |
1187 |
|
|
#define YY_SIZE_MAX 0xffffffffU |
1188 |
|
|
#endif |
1189 |
|
|
if (newsize && YY_SIZE_MAX / newsize < sizeof *newss) |
1190 |
|
|
goto bail; |
1191 |
|
|
newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) : |
1192 |
|
|
(short *)malloc(newsize * sizeof *newss); /* overflow check above */ |
1193 |
|
|
if (newss == NULL) |
1194 |
|
|
goto bail; |
1195 |
|
|
yyss = newss; |
1196 |
|
|
yyssp = newss + sslen; |
1197 |
|
|
if (newsize && YY_SIZE_MAX / newsize < sizeof *newvs) |
1198 |
|
|
goto bail; |
1199 |
|
|
newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) : |
1200 |
|
|
(YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */ |
1201 |
|
|
if (newvs == NULL) |
1202 |
|
|
goto bail; |
1203 |
|
|
yyvs = newvs; |
1204 |
|
|
yyvsp = newvs + sslen; |
1205 |
|
|
yystacksize = newsize; |
1206 |
|
|
yysslim = yyss + newsize - 1; |
1207 |
|
|
return 0; |
1208 |
|
|
bail: |
1209 |
|
|
if (yyss) |
1210 |
|
|
free(yyss); |
1211 |
|
|
if (yyvs) |
1212 |
|
|
free(yyvs); |
1213 |
|
|
yyss = yyssp = NULL; |
1214 |
|
|
yyvs = yyvsp = NULL; |
1215 |
|
|
yystacksize = 0; |
1216 |
|
|
return -1; |
1217 |
|
|
} |
1218 |
|
|
|
1219 |
|
|
#define YYABORT goto yyabort |
1220 |
|
|
#define YYREJECT goto yyabort |
1221 |
|
|
#define YYACCEPT goto yyaccept |
1222 |
|
|
#define YYERROR goto yyerrlab |
1223 |
|
|
int |
1224 |
|
|
yyparse(void) |
1225 |
|
|
{ |
1226 |
|
|
int yym, yyn, yystate; |
1227 |
|
|
#if YYDEBUG |
1228 |
|
|
const char *yys; |
1229 |
|
|
|
1230 |
|
|
if ((yys = getenv("YYDEBUG"))) |
1231 |
|
|
{ |
1232 |
|
|
yyn = *yys; |
1233 |
|
|
if (yyn >= '0' && yyn <= '9') |
1234 |
|
|
yydebug = yyn - '0'; |
1235 |
|
|
} |
1236 |
|
|
#endif /* YYDEBUG */ |
1237 |
|
|
|
1238 |
|
|
yynerrs = 0; |
1239 |
|
|
yyerrflag = 0; |
1240 |
|
|
yychar = (-1); |
1241 |
|
|
|
1242 |
|
|
if (yyss == NULL && yygrowstack()) goto yyoverflow; |
1243 |
|
|
yyssp = yyss; |
1244 |
|
|
yyvsp = yyvs; |
1245 |
|
|
*yyssp = yystate = 0; |
1246 |
|
|
|
1247 |
|
|
yyloop: |
1248 |
|
|
if ((yyn = yydefred[yystate]) != 0) goto yyreduce; |
1249 |
|
|
if (yychar < 0) |
1250 |
|
|
{ |
1251 |
|
|
if ((yychar = yylex()) < 0) yychar = 0; |
1252 |
|
|
#if YYDEBUG |
1253 |
|
|
if (yydebug) |
1254 |
|
|
{ |
1255 |
|
|
yys = 0; |
1256 |
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
1257 |
|
|
if (!yys) yys = "illegal-symbol"; |
1258 |
|
|
printf("%sdebug: state %d, reading %d (%s)\n", |
1259 |
|
|
YYPREFIX, yystate, yychar, yys); |
1260 |
|
|
} |
1261 |
|
|
#endif |
1262 |
|
|
} |
1263 |
|
|
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && |
1264 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar) |
1265 |
|
|
{ |
1266 |
|
|
#if YYDEBUG |
1267 |
|
|
if (yydebug) |
1268 |
|
|
printf("%sdebug: state %d, shifting to state %d\n", |
1269 |
|
|
YYPREFIX, yystate, yytable[yyn]); |
1270 |
|
|
#endif |
1271 |
|
|
if (yyssp >= yysslim && yygrowstack()) |
1272 |
|
|
{ |
1273 |
|
|
goto yyoverflow; |
1274 |
|
|
} |
1275 |
|
|
*++yyssp = yystate = yytable[yyn]; |
1276 |
|
|
*++yyvsp = yylval; |
1277 |
|
|
yychar = (-1); |
1278 |
|
|
if (yyerrflag > 0) --yyerrflag; |
1279 |
|
|
goto yyloop; |
1280 |
|
|
} |
1281 |
|
|
if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && |
1282 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar) |
1283 |
|
|
{ |
1284 |
|
|
yyn = yytable[yyn]; |
1285 |
|
|
goto yyreduce; |
1286 |
|
|
} |
1287 |
|
|
if (yyerrflag) goto yyinrecovery; |
1288 |
|
|
#if defined(__GNUC__) |
1289 |
|
|
goto yynewerror; |
1290 |
|
|
#endif |
1291 |
|
|
yynewerror: |
1292 |
|
|
yyerror("syntax error"); |
1293 |
|
|
#if defined(__GNUC__) |
1294 |
|
|
goto yyerrlab; |
1295 |
|
|
#endif |
1296 |
|
|
yyerrlab: |
1297 |
|
|
++yynerrs; |
1298 |
|
|
yyinrecovery: |
1299 |
|
|
if (yyerrflag < 3) |
1300 |
|
|
{ |
1301 |
|
|
yyerrflag = 3; |
1302 |
|
|
for (;;) |
1303 |
|
|
{ |
1304 |
|
|
if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 && |
1305 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) |
1306 |
|
|
{ |
1307 |
|
|
#if YYDEBUG |
1308 |
|
|
if (yydebug) |
1309 |
|
|
printf("%sdebug: state %d, error recovery shifting\ |
1310 |
|
|
to state %d\n", YYPREFIX, *yyssp, yytable[yyn]); |
1311 |
|
|
#endif |
1312 |
|
|
if (yyssp >= yysslim && yygrowstack()) |
1313 |
|
|
{ |
1314 |
|
|
goto yyoverflow; |
1315 |
|
|
} |
1316 |
|
|
*++yyssp = yystate = yytable[yyn]; |
1317 |
|
|
*++yyvsp = yylval; |
1318 |
|
|
goto yyloop; |
1319 |
|
|
} |
1320 |
|
|
else |
1321 |
|
|
{ |
1322 |
|
|
#if YYDEBUG |
1323 |
|
|
if (yydebug) |
1324 |
|
|
printf("%sdebug: error recovery discarding state %d\n", |
1325 |
|
|
YYPREFIX, *yyssp); |
1326 |
|
|
#endif |
1327 |
|
|
if (yyssp <= yyss) goto yyabort; |
1328 |
|
|
--yyssp; |
1329 |
|
|
--yyvsp; |
1330 |
|
|
} |
1331 |
|
|
} |
1332 |
|
|
} |
1333 |
|
|
else |
1334 |
|
|
{ |
1335 |
|
|
if (yychar == 0) goto yyabort; |
1336 |
|
|
#if YYDEBUG |
1337 |
|
|
if (yydebug) |
1338 |
|
|
{ |
1339 |
|
|
yys = 0; |
1340 |
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
1341 |
|
|
if (!yys) yys = "illegal-symbol"; |
1342 |
|
|
printf("%sdebug: state %d, error recovery discards token %d (%s)\n", |
1343 |
|
|
YYPREFIX, yystate, yychar, yys); |
1344 |
|
|
} |
1345 |
|
|
#endif |
1346 |
|
|
yychar = (-1); |
1347 |
|
|
goto yyloop; |
1348 |
|
|
} |
1349 |
|
|
yyreduce: |
1350 |
|
|
#if YYDEBUG |
1351 |
|
|
if (yydebug) |
1352 |
|
|
printf("%sdebug: state %d, reducing by rule %d (%s)\n", |
1353 |
|
|
YYPREFIX, yystate, yyn, yyrule[yyn]); |
1354 |
|
|
#endif |
1355 |
|
|
yym = yylen[yyn]; |
1356 |
|
|
if (yym) |
1357 |
|
|
yyval = yyvsp[1-yym]; |
1358 |
|
|
else |
1359 |
|
|
memset(&yyval, 0, sizeof yyval); |
1360 |
|
|
switch (yyn) |
1361 |
|
|
{ |
1362 |
|
|
case 7: |
1363 |
|
|
#line 156 "parse.y" |
1364 |
|
|
{ file->errors++; } |
1365 |
|
|
break; |
1366 |
|
|
case 8: |
1367 |
|
|
#line 159 "parse.y" |
1368 |
|
|
{ |
1369 |
|
|
struct file *nfile; |
1370 |
|
|
|
1371 |
|
|
if ((nfile = pushfile(yyvsp[0].v.string, 1)) == NULL) { |
1372 |
|
|
yyerror("failed to include file %s", yyvsp[0].v.string); |
1373 |
|
|
free(yyvsp[0].v.string); |
1374 |
|
|
YYERROR; |
1375 |
|
|
} |
1376 |
|
|
free(yyvsp[0].v.string); |
1377 |
|
|
|
1378 |
|
|
file = nfile; |
1379 |
|
|
lungetc('\n'); |
1380 |
|
|
} |
1381 |
|
|
break; |
1382 |
|
|
case 9: |
1383 |
|
|
#line 174 "parse.y" |
1384 |
|
|
{ |
1385 |
|
|
if (asprintf(&yyval.v.string, "%s %s", yyvsp[-1].v.string, yyvsp[0].v.string) == -1) { |
1386 |
|
|
free(yyvsp[-1].v.string); |
1387 |
|
|
free(yyvsp[0].v.string); |
1388 |
|
|
yyerror("string: asprintf"); |
1389 |
|
|
YYERROR; |
1390 |
|
|
} |
1391 |
|
|
free(yyvsp[-1].v.string); |
1392 |
|
|
free(yyvsp[0].v.string); |
1393 |
|
|
} |
1394 |
|
|
break; |
1395 |
|
|
case 14: |
1396 |
|
|
#line 194 "parse.y" |
1397 |
|
|
{ yyval.v.number = 1; } |
1398 |
|
|
break; |
1399 |
|
|
case 15: |
1400 |
|
|
#line 195 "parse.y" |
1401 |
|
|
{ yyval.v.number = 0; } |
1402 |
|
|
break; |
1403 |
|
|
case 16: |
1404 |
|
|
#line 198 "parse.y" |
1405 |
|
|
{ yyval.v.number = 0; } |
1406 |
|
|
break; |
1407 |
|
|
case 17: |
1408 |
|
|
#line 199 "parse.y" |
1409 |
|
|
{ yyval.v.number = 1; } |
1410 |
|
|
break; |
1411 |
|
|
case 18: |
1412 |
|
|
#line 202 "parse.y" |
1413 |
|
|
{ yyval.v.number = AF_INET; } |
1414 |
|
|
break; |
1415 |
|
|
case 19: |
1416 |
|
|
#line 203 "parse.y" |
1417 |
|
|
{ yyval.v.number = AF_INET6; } |
1418 |
|
|
break; |
1419 |
|
|
case 20: |
1420 |
|
|
#line 206 "parse.y" |
1421 |
|
|
{ |
1422 |
|
|
char *s = yyvsp[-2].v.string; |
1423 |
|
|
if (global.cmd_opts & EIGRPD_OPT_VERBOSE) |
1424 |
|
|
printf("%s = \"%s\"\n", yyvsp[-2].v.string, yyvsp[0].v.string); |
1425 |
|
|
while (*s++) { |
1426 |
|
|
if (isspace((unsigned char)*s)) { |
1427 |
|
|
yyerror("macro name cannot contain " |
1428 |
|
|
"whitespace"); |
1429 |
|
|
YYERROR; |
1430 |
|
|
} |
1431 |
|
|
} |
1432 |
|
|
if (symset(yyvsp[-2].v.string, yyvsp[0].v.string, 0) == -1) |
1433 |
|
|
fatal("cannot store variable"); |
1434 |
|
|
free(yyvsp[-2].v.string); |
1435 |
|
|
free(yyvsp[0].v.string); |
1436 |
|
|
} |
1437 |
|
|
break; |
1438 |
|
|
case 21: |
1439 |
|
|
#line 224 "parse.y" |
1440 |
|
|
{ |
1441 |
|
|
if (!inet_aton(yyvsp[0].v.string, &conf->rtr_id)) { |
1442 |
|
|
yyerror("error parsing router-id"); |
1443 |
|
|
free(yyvsp[0].v.string); |
1444 |
|
|
YYERROR; |
1445 |
|
|
} |
1446 |
|
|
free(yyvsp[0].v.string); |
1447 |
|
|
if (bad_addr_v4(conf->rtr_id)) { |
1448 |
|
|
yyerror("invalid router-id"); |
1449 |
|
|
YYERROR; |
1450 |
|
|
} |
1451 |
|
|
} |
1452 |
|
|
break; |
1453 |
|
|
case 22: |
1454 |
|
|
#line 236 "parse.y" |
1455 |
|
|
{ |
1456 |
|
|
if (yyvsp[0].v.number == 0) |
1457 |
|
|
conf->flags |= EIGRPD_FLAG_NO_FIB_UPDATE; |
1458 |
|
|
else |
1459 |
|
|
conf->flags &= ~EIGRPD_FLAG_NO_FIB_UPDATE; |
1460 |
|
|
} |
1461 |
|
|
break; |
1462 |
|
|
case 23: |
1463 |
|
|
#line 242 "parse.y" |
1464 |
|
|
{ |
1465 |
|
|
if (yyvsp[0].v.number < 0 || yyvsp[0].v.number > RT_TABLEID_MAX) { |
1466 |
|
|
yyerror("invalid rdomain"); |
1467 |
|
|
YYERROR; |
1468 |
|
|
} |
1469 |
|
|
conf->rdomain = yyvsp[0].v.number; |
1470 |
|
|
} |
1471 |
|
|
break; |
1472 |
|
|
case 24: |
1473 |
|
|
#line 249 "parse.y" |
1474 |
|
|
{ |
1475 |
|
|
if (yyvsp[0].v.number <= RTP_NONE || yyvsp[0].v.number > RTP_MAX) { |
1476 |
|
|
yyerror("invalid fib-priority"); |
1477 |
|
|
YYERROR; |
1478 |
|
|
} |
1479 |
|
|
conf->fib_priority_internal = yyvsp[0].v.number; |
1480 |
|
|
} |
1481 |
|
|
break; |
1482 |
|
|
case 25: |
1483 |
|
|
#line 256 "parse.y" |
1484 |
|
|
{ |
1485 |
|
|
if (yyvsp[0].v.number <= RTP_NONE || yyvsp[0].v.number > RTP_MAX) { |
1486 |
|
|
yyerror("invalid fib-priority"); |
1487 |
|
|
YYERROR; |
1488 |
|
|
} |
1489 |
|
|
conf->fib_priority_external = yyvsp[0].v.number; |
1490 |
|
|
} |
1491 |
|
|
break; |
1492 |
|
|
case 26: |
1493 |
|
|
#line 263 "parse.y" |
1494 |
|
|
{ |
1495 |
|
|
if (yyvsp[0].v.number <= RTP_NONE || yyvsp[0].v.number > RTP_MAX) { |
1496 |
|
|
yyerror("invalid fib-priority"); |
1497 |
|
|
YYERROR; |
1498 |
|
|
} |
1499 |
|
|
conf->fib_priority_summary = yyvsp[0].v.number; |
1500 |
|
|
} |
1501 |
|
|
break; |
1502 |
|
|
case 28: |
1503 |
|
|
#line 273 "parse.y" |
1504 |
|
|
{ |
1505 |
|
|
af = yyvsp[0].v.number; |
1506 |
|
|
afdefs = *defs; |
1507 |
|
|
defs = &afdefs; |
1508 |
|
|
} |
1509 |
|
|
break; |
1510 |
|
|
case 29: |
1511 |
|
|
#line 277 "parse.y" |
1512 |
|
|
{ |
1513 |
|
|
af = AF_UNSPEC; |
1514 |
|
|
defs = &globaldefs; |
1515 |
|
|
} |
1516 |
|
|
break; |
1517 |
|
|
case 37: |
1518 |
|
|
#line 296 "parse.y" |
1519 |
|
|
{ |
1520 |
|
|
if (yyvsp[0].v.number < EIGRP_MIN_AS || yyvsp[0].v.number > EIGRP_MAX_AS) { |
1521 |
|
|
yyerror("invalid autonomous-system"); |
1522 |
|
|
YYERROR; |
1523 |
|
|
} |
1524 |
|
|
eigrp = conf_get_instance(yyvsp[0].v.number); |
1525 |
|
|
if (eigrp == NULL) |
1526 |
|
|
YYERROR; |
1527 |
|
|
|
1528 |
|
|
asdefs = *defs; |
1529 |
|
|
defs = &asdefs; |
1530 |
|
|
} |
1531 |
|
|
break; |
1532 |
|
|
case 38: |
1533 |
|
|
#line 307 "parse.y" |
1534 |
|
|
{ |
1535 |
|
|
memcpy(eigrp->kvalues, defs->kvalues, |
1536 |
|
|
sizeof(eigrp->kvalues)); |
1537 |
|
|
eigrp->active_timeout = defs->active_timeout; |
1538 |
|
|
eigrp->maximum_hops = defs->maximum_hops; |
1539 |
|
|
eigrp->maximum_paths = defs->maximum_paths; |
1540 |
|
|
eigrp->variance = defs->variance; |
1541 |
|
|
eigrp->dflt_metric = defs->dflt_metric; |
1542 |
|
|
eigrp = NULL; |
1543 |
|
|
defs = &afdefs; |
1544 |
|
|
} |
1545 |
|
|
break; |
1546 |
|
|
case 45: |
1547 |
|
|
#line 330 "parse.y" |
1548 |
|
|
{ |
1549 |
|
|
SIMPLEQ_INSERT_TAIL(&eigrp->redist_list, yyvsp[0].v.redist, entry); |
1550 |
|
|
} |
1551 |
|
|
break; |
1552 |
|
|
case 47: |
1553 |
|
|
#line 336 "parse.y" |
1554 |
|
|
{ |
1555 |
|
|
struct kif *kif; |
1556 |
|
|
|
1557 |
|
|
if ((kif = kif_findname(yyvsp[0].v.string)) == NULL) { |
1558 |
|
|
yyerror("unknown interface %s", yyvsp[0].v.string); |
1559 |
|
|
free(yyvsp[0].v.string); |
1560 |
|
|
YYERROR; |
1561 |
|
|
} |
1562 |
|
|
free(yyvsp[0].v.string); |
1563 |
|
|
ei = conf_get_if(kif); |
1564 |
|
|
if (ei == NULL) |
1565 |
|
|
YYERROR; |
1566 |
|
|
|
1567 |
|
|
ifacedefs = *defs; |
1568 |
|
|
defs = &ifacedefs; |
1569 |
|
|
} |
1570 |
|
|
break; |
1571 |
|
|
case 48: |
1572 |
|
|
#line 351 "parse.y" |
1573 |
|
|
{ |
1574 |
|
|
ei->hello_holdtime = defs->hello_holdtime; |
1575 |
|
|
ei->hello_interval = defs->hello_interval; |
1576 |
|
|
ei->delay = defs->delay; |
1577 |
|
|
ei->bandwidth = defs->bandwidth; |
1578 |
|
|
ei->splithorizon = defs->splithorizon; |
1579 |
|
|
ei = NULL; |
1580 |
|
|
defs = &asdefs; |
1581 |
|
|
} |
1582 |
|
|
break; |
1583 |
|
|
case 54: |
1584 |
|
|
#line 371 "parse.y" |
1585 |
|
|
{ ei->passive = 1; } |
1586 |
|
|
break; |
1587 |
|
|
case 55: |
1588 |
|
|
#line 372 "parse.y" |
1589 |
|
|
{ |
1590 |
|
|
struct summary_addr *s, *tmp; |
1591 |
|
|
|
1592 |
|
|
if ((s = calloc(1, sizeof(*s))) == NULL) |
1593 |
|
|
fatal(NULL); |
1594 |
|
|
if (get_prefix(yyvsp[0].v.string, &s->prefix, &s->prefixlen) < 0) { |
1595 |
|
|
yyerror("invalid summary-address"); |
1596 |
|
|
free(yyvsp[0].v.string); |
1597 |
|
|
free(s); |
1598 |
|
|
YYERROR; |
1599 |
|
|
} |
1600 |
|
|
free(yyvsp[0].v.string); |
1601 |
|
|
|
1602 |
|
|
TAILQ_FOREACH(tmp, &ei->summary_list, entry) { |
1603 |
|
|
if (eigrp_prefixcmp(af, &s->prefix, |
1604 |
|
|
&tmp->prefix, min(s->prefixlen, |
1605 |
|
|
tmp->prefixlen)) == 0) { |
1606 |
|
|
yyerror("summary-address conflicts " |
1607 |
|
|
"with another summary-address " |
1608 |
|
|
"already configured"); |
1609 |
|
|
YYERROR; |
1610 |
|
|
} |
1611 |
|
|
} |
1612 |
|
|
|
1613 |
|
|
TAILQ_INSERT_TAIL(&ei->summary_list, s, entry); |
1614 |
|
|
} |
1615 |
|
|
break; |
1616 |
|
|
case 57: |
1617 |
|
|
#line 401 "parse.y" |
1618 |
|
|
{ |
1619 |
|
|
struct redistribute *r; |
1620 |
|
|
|
1621 |
|
|
if ((r = calloc(1, sizeof(*r))) == NULL) |
1622 |
|
|
fatal(NULL); |
1623 |
|
|
if (!strcmp(yyvsp[-1].v.string, "default")) |
1624 |
|
|
r->type = REDIST_DEFAULT; |
1625 |
|
|
else if (!strcmp(yyvsp[-1].v.string, "static")) |
1626 |
|
|
r->type = REDIST_STATIC; |
1627 |
|
|
else if (!strcmp(yyvsp[-1].v.string, "rip")) |
1628 |
|
|
r->type = REDIST_RIP; |
1629 |
|
|
else if (!strcmp(yyvsp[-1].v.string, "ospf")) |
1630 |
|
|
r->type = REDIST_OSPF; |
1631 |
|
|
else if (!strcmp(yyvsp[-1].v.string, "connected")) |
1632 |
|
|
r->type = REDIST_CONNECTED; |
1633 |
|
|
else if (get_prefix(yyvsp[-1].v.string, &r->addr, &r->prefixlen) >= 0) |
1634 |
|
|
r->type = REDIST_ADDR; |
1635 |
|
|
else { |
1636 |
|
|
yyerror("invalid redistribute"); |
1637 |
|
|
free(yyvsp[-1].v.string); |
1638 |
|
|
free(r); |
1639 |
|
|
YYERROR; |
1640 |
|
|
} |
1641 |
|
|
|
1642 |
|
|
r->af = af; |
1643 |
|
|
if (yyvsp[-3].v.number) |
1644 |
|
|
r->type |= REDIST_NO; |
1645 |
|
|
r->metric = yyvsp[0].v.redist_metric; |
1646 |
|
|
free(yyvsp[-1].v.string); |
1647 |
|
|
yyval.v.redist = r; |
1648 |
|
|
} |
1649 |
|
|
break; |
1650 |
|
|
case 58: |
1651 |
|
|
#line 434 "parse.y" |
1652 |
|
|
{ |
1653 |
|
|
struct redist_metric *m; |
1654 |
|
|
|
1655 |
|
|
if (yyvsp[-4].v.number < MIN_BANDWIDTH || yyvsp[-4].v.number > MAX_BANDWIDTH) { |
1656 |
|
|
yyerror("bandwidth out of range (%d-%d)", |
1657 |
|
|
MIN_BANDWIDTH, MAX_BANDWIDTH); |
1658 |
|
|
YYERROR; |
1659 |
|
|
} |
1660 |
|
|
if (yyvsp[-3].v.number < MIN_DELAY || yyvsp[-3].v.number > MAX_DELAY) { |
1661 |
|
|
yyerror("delay out of range (%d-%d)", |
1662 |
|
|
MIN_DELAY, MAX_DELAY); |
1663 |
|
|
YYERROR; |
1664 |
|
|
} |
1665 |
|
|
if (yyvsp[-2].v.number < MIN_RELIABILITY || yyvsp[-2].v.number > MAX_RELIABILITY) { |
1666 |
|
|
yyerror("reliability out of range (%d-%d)", |
1667 |
|
|
MIN_RELIABILITY, MAX_RELIABILITY); |
1668 |
|
|
YYERROR; |
1669 |
|
|
} |
1670 |
|
|
if (yyvsp[-1].v.number < MIN_LOAD || yyvsp[-1].v.number > MAX_LOAD) { |
1671 |
|
|
yyerror("load out of range (%d-%d)", |
1672 |
|
|
MIN_LOAD, MAX_LOAD); |
1673 |
|
|
YYERROR; |
1674 |
|
|
} |
1675 |
|
|
if (yyvsp[0].v.number < MIN_MTU || yyvsp[0].v.number > MAX_MTU) { |
1676 |
|
|
yyerror("mtu out of range (%d-%d)", |
1677 |
|
|
MIN_MTU, MAX_MTU); |
1678 |
|
|
YYERROR; |
1679 |
|
|
} |
1680 |
|
|
|
1681 |
|
|
if ((m = calloc(1, sizeof(*m))) == NULL) |
1682 |
|
|
fatal(NULL); |
1683 |
|
|
m->bandwidth = yyvsp[-4].v.number; |
1684 |
|
|
m->delay = yyvsp[-3].v.number; |
1685 |
|
|
m->reliability = yyvsp[-2].v.number; |
1686 |
|
|
m->load = yyvsp[-1].v.number; |
1687 |
|
|
m->mtu = yyvsp[0].v.number; |
1688 |
|
|
|
1689 |
|
|
yyval.v.redist_metric = m; |
1690 |
|
|
} |
1691 |
|
|
break; |
1692 |
|
|
case 59: |
1693 |
|
|
#line 475 "parse.y" |
1694 |
|
|
{ yyval.v.redist_metric = NULL; } |
1695 |
|
|
break; |
1696 |
|
|
case 60: |
1697 |
|
|
#line 476 "parse.y" |
1698 |
|
|
{ yyval.v.redist_metric = yyvsp[0].v.redist_metric; } |
1699 |
|
|
break; |
1700 |
|
|
case 61: |
1701 |
|
|
#line 479 "parse.y" |
1702 |
|
|
{ |
1703 |
|
|
if (yyvsp[-5].v.number < MIN_KVALUE || yyvsp[-5].v.number > MAX_KVALUE || |
1704 |
|
|
yyvsp[-4].v.number < MIN_KVALUE || yyvsp[-4].v.number > MAX_KVALUE || |
1705 |
|
|
yyvsp[-3].v.number < MIN_KVALUE || yyvsp[-3].v.number > MAX_KVALUE || |
1706 |
|
|
yyvsp[-2].v.number < MIN_KVALUE || yyvsp[-2].v.number > MAX_KVALUE || |
1707 |
|
|
yyvsp[-1].v.number < MIN_KVALUE || yyvsp[-1].v.number > MAX_KVALUE || |
1708 |
|
|
yyvsp[0].v.number < MIN_KVALUE || yyvsp[0].v.number > MAX_KVALUE) { |
1709 |
|
|
yyerror("k-value out of range (%d-%d)", |
1710 |
|
|
MIN_KVALUE, MAX_KVALUE); |
1711 |
|
|
YYERROR; |
1712 |
|
|
} |
1713 |
|
|
defs->kvalues[0] = yyvsp[-5].v.number; |
1714 |
|
|
defs->kvalues[1] = yyvsp[-4].v.number; |
1715 |
|
|
defs->kvalues[2] = yyvsp[-3].v.number; |
1716 |
|
|
defs->kvalues[3] = yyvsp[-2].v.number; |
1717 |
|
|
defs->kvalues[4] = yyvsp[-1].v.number; |
1718 |
|
|
defs->kvalues[5] = yyvsp[0].v.number; |
1719 |
|
|
} |
1720 |
|
|
break; |
1721 |
|
|
case 62: |
1722 |
|
|
#line 497 "parse.y" |
1723 |
|
|
{ |
1724 |
|
|
if (yyvsp[0].v.number < MIN_ACTIVE_TIMEOUT || |
1725 |
|
|
yyvsp[0].v.number > MAX_ACTIVE_TIMEOUT) { |
1726 |
|
|
yyerror("active-timeout out of range (%d-%d)", |
1727 |
|
|
MIN_ACTIVE_TIMEOUT, MAX_ACTIVE_TIMEOUT); |
1728 |
|
|
YYERROR; |
1729 |
|
|
} |
1730 |
|
|
defs->active_timeout = yyvsp[0].v.number; |
1731 |
|
|
} |
1732 |
|
|
break; |
1733 |
|
|
case 63: |
1734 |
|
|
#line 506 "parse.y" |
1735 |
|
|
{ |
1736 |
|
|
if (yyvsp[0].v.number < MIN_MAXIMUM_HOPS || |
1737 |
|
|
yyvsp[0].v.number > MAX_MAXIMUM_HOPS) { |
1738 |
|
|
yyerror("maximum-hops out of range (%d-%d)", |
1739 |
|
|
MIN_MAXIMUM_HOPS, MAX_MAXIMUM_HOPS); |
1740 |
|
|
YYERROR; |
1741 |
|
|
} |
1742 |
|
|
defs->maximum_hops = yyvsp[0].v.number; |
1743 |
|
|
} |
1744 |
|
|
break; |
1745 |
|
|
case 64: |
1746 |
|
|
#line 515 "parse.y" |
1747 |
|
|
{ |
1748 |
|
|
if (yyvsp[0].v.number < MIN_MAXIMUM_PATHS || |
1749 |
|
|
yyvsp[0].v.number > MAX_MAXIMUM_PATHS) { |
1750 |
|
|
yyerror("maximum-paths out of range (%d-%d)", |
1751 |
|
|
MIN_MAXIMUM_PATHS, MAX_MAXIMUM_PATHS); |
1752 |
|
|
YYERROR; |
1753 |
|
|
} |
1754 |
|
|
defs->maximum_paths = yyvsp[0].v.number; |
1755 |
|
|
} |
1756 |
|
|
break; |
1757 |
|
|
case 65: |
1758 |
|
|
#line 524 "parse.y" |
1759 |
|
|
{ |
1760 |
|
|
if (yyvsp[0].v.number < MIN_VARIANCE || |
1761 |
|
|
yyvsp[0].v.number > MAX_VARIANCE) { |
1762 |
|
|
yyerror("variance out of range (%d-%d)", |
1763 |
|
|
MIN_VARIANCE, MAX_VARIANCE); |
1764 |
|
|
YYERROR; |
1765 |
|
|
} |
1766 |
|
|
defs->variance = yyvsp[0].v.number; |
1767 |
|
|
} |
1768 |
|
|
break; |
1769 |
|
|
case 66: |
1770 |
|
|
#line 533 "parse.y" |
1771 |
|
|
{ |
1772 |
|
|
defs->dflt_metric = yyvsp[0].v.redist_metric; |
1773 |
|
|
} |
1774 |
|
|
break; |
1775 |
|
|
case 68: |
1776 |
|
|
#line 539 "parse.y" |
1777 |
|
|
{ |
1778 |
|
|
if (yyvsp[0].v.number < MIN_HELLO_INTERVAL || |
1779 |
|
|
yyvsp[0].v.number > MAX_HELLO_INTERVAL) { |
1780 |
|
|
yyerror("hello-interval out of range (%d-%d)", |
1781 |
|
|
MIN_HELLO_INTERVAL, MAX_HELLO_INTERVAL); |
1782 |
|
|
YYERROR; |
1783 |
|
|
} |
1784 |
|
|
defs->hello_interval = yyvsp[0].v.number; |
1785 |
|
|
} |
1786 |
|
|
break; |
1787 |
|
|
case 69: |
1788 |
|
|
#line 548 "parse.y" |
1789 |
|
|
{ |
1790 |
|
|
if (yyvsp[0].v.number < MIN_HELLO_HOLDTIME || |
1791 |
|
|
yyvsp[0].v.number > MAX_HELLO_HOLDTIME) { |
1792 |
|
|
yyerror("hold-timel out of range (%d-%d)", |
1793 |
|
|
MIN_HELLO_HOLDTIME, |
1794 |
|
|
MAX_HELLO_HOLDTIME); |
1795 |
|
|
YYERROR; |
1796 |
|
|
} |
1797 |
|
|
defs->hello_holdtime = yyvsp[0].v.number; |
1798 |
|
|
} |
1799 |
|
|
break; |
1800 |
|
|
case 70: |
1801 |
|
|
#line 558 "parse.y" |
1802 |
|
|
{ |
1803 |
|
|
if (yyvsp[0].v.number < MIN_DELAY || yyvsp[0].v.number > MAX_DELAY) { |
1804 |
|
|
yyerror("delay out of range (%d-%d)", |
1805 |
|
|
MIN_DELAY, MAX_DELAY); |
1806 |
|
|
YYERROR; |
1807 |
|
|
} |
1808 |
|
|
defs->delay = yyvsp[0].v.number; |
1809 |
|
|
} |
1810 |
|
|
break; |
1811 |
|
|
case 71: |
1812 |
|
|
#line 566 "parse.y" |
1813 |
|
|
{ |
1814 |
|
|
if (yyvsp[0].v.number < MIN_BANDWIDTH || yyvsp[0].v.number > MAX_BANDWIDTH) { |
1815 |
|
|
yyerror("bandwidth out of range (%d-%d)", |
1816 |
|
|
MIN_BANDWIDTH, MAX_BANDWIDTH); |
1817 |
|
|
YYERROR; |
1818 |
|
|
} |
1819 |
|
|
defs->bandwidth = yyvsp[0].v.number; |
1820 |
|
|
} |
1821 |
|
|
break; |
1822 |
|
|
case 72: |
1823 |
|
|
#line 574 "parse.y" |
1824 |
|
|
{ |
1825 |
|
|
defs->splithorizon = yyvsp[0].v.number; |
1826 |
|
|
} |
1827 |
|
|
break; |
1828 |
|
|
#line 1821 "parse.c" |
1829 |
|
|
} |
1830 |
|
|
yyssp -= yym; |
1831 |
|
|
yystate = *yyssp; |
1832 |
|
|
yyvsp -= yym; |
1833 |
|
|
yym = yylhs[yyn]; |
1834 |
|
|
if (yystate == 0 && yym == 0) |
1835 |
|
|
{ |
1836 |
|
|
#if YYDEBUG |
1837 |
|
|
if (yydebug) |
1838 |
|
|
printf("%sdebug: after reduction, shifting from state 0 to\ |
1839 |
|
|
state %d\n", YYPREFIX, YYFINAL); |
1840 |
|
|
#endif |
1841 |
|
|
yystate = YYFINAL; |
1842 |
|
|
*++yyssp = YYFINAL; |
1843 |
|
|
*++yyvsp = yyval; |
1844 |
|
|
if (yychar < 0) |
1845 |
|
|
{ |
1846 |
|
|
if ((yychar = yylex()) < 0) yychar = 0; |
1847 |
|
|
#if YYDEBUG |
1848 |
|
|
if (yydebug) |
1849 |
|
|
{ |
1850 |
|
|
yys = 0; |
1851 |
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; |
1852 |
|
|
if (!yys) yys = "illegal-symbol"; |
1853 |
|
|
printf("%sdebug: state %d, reading %d (%s)\n", |
1854 |
|
|
YYPREFIX, YYFINAL, yychar, yys); |
1855 |
|
|
} |
1856 |
|
|
#endif |
1857 |
|
|
} |
1858 |
|
|
if (yychar == 0) goto yyaccept; |
1859 |
|
|
goto yyloop; |
1860 |
|
|
} |
1861 |
|
|
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && |
1862 |
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yystate) |
1863 |
|
|
yystate = yytable[yyn]; |
1864 |
|
|
else |
1865 |
|
|
yystate = yydgoto[yym]; |
1866 |
|
|
#if YYDEBUG |
1867 |
|
|
if (yydebug) |
1868 |
|
|
printf("%sdebug: after reduction, shifting from state %d \ |
1869 |
|
|
to state %d\n", YYPREFIX, *yyssp, yystate); |
1870 |
|
|
#endif |
1871 |
|
|
if (yyssp >= yysslim && yygrowstack()) |
1872 |
|
|
{ |
1873 |
|
|
goto yyoverflow; |
1874 |
|
|
} |
1875 |
|
|
*++yyssp = yystate; |
1876 |
|
|
*++yyvsp = yyval; |
1877 |
|
|
goto yyloop; |
1878 |
|
|
yyoverflow: |
1879 |
|
|
yyerror("yacc stack overflow"); |
1880 |
|
|
yyabort: |
1881 |
|
|
if (yyss) |
1882 |
|
|
free(yyss); |
1883 |
|
|
if (yyvs) |
1884 |
|
|
free(yyvs); |
1885 |
|
|
yyss = yyssp = NULL; |
1886 |
|
|
yyvs = yyvsp = NULL; |
1887 |
|
|
yystacksize = 0; |
1888 |
|
|
return (1); |
1889 |
|
|
yyaccept: |
1890 |
|
|
if (yyss) |
1891 |
|
|
free(yyss); |
1892 |
|
|
if (yyvs) |
1893 |
|
|
free(yyvs); |
1894 |
|
|
yyss = yyssp = NULL; |
1895 |
|
|
yyvs = yyvsp = NULL; |
1896 |
|
|
yystacksize = 0; |
1897 |
|
|
return (0); |
1898 |
|
|
} |