/* A Bison parser, made from parse.y by GNU Bison version 1.28 */ #define YYBISON 1 /* Identify Bison output. */ #define CREATE 257 #define ADD 258 #define PORT 259 #define BIND 260 #define CLONE 261 #define DOT 262 #define BLOCK 263 #define OPEN 264 #define RESET 265 #define DEFAULT 266 #define SET 267 #define ACTION 268 #define PERSONALITY 269 #define RANDOM 270 #define ANNOTATE 271 #define NO 272 #define FINSCAN 273 #define FRAGMENT 274 #define DROP 275 #define OLD 276 #define NEW 277 #define COLON 278 #define PROXY 279 #define UPTIME 280 #define DROPRATE 281 #define IN 282 #define SYN 283 #define UID 284 #define GID 285 #define ROUTE 286 #define ENTRY 287 #define LINK 288 #define NET 289 #define UNREACH 290 #define SLASH 291 #define LATENCY 292 #define MS 293 #define LOSS 294 #define BANDWIDTH 295 #define SUBSYSTEM 296 #define OPTION 297 #define TO 298 #define SHARED 299 #define NETWORK 300 #define SPOOF 301 #define FROM 302 #define TEMPLATE 303 #define TUNNEL 304 #define TARPIT 305 #define DYNAMIC 306 #define USE 307 #define IF 308 #define OTHERWISE 309 #define EQUAL 310 #define SOURCE 311 #define OS 312 #define IP 313 #define BETWEEN 314 #define DELETE 315 #define LIST 316 #define ETHERNET 317 #define DHCP 318 #define ON 319 #define MAXFDS 320 #define RESTART 321 #define DEBUG 322 #define DASH 323 #define TIME 324 #define INTERNAL 325 #define STRING 326 #define CMDSTRING 327 #define IPSTRING 328 #define NUMBER 329 #define PROTO 330 #define FLOAT 331 #line 7 "parse.y" #include #include "config.h" #ifdef HAVE_SYS_TIME_H #include #endif #include #include #define _XOPEN_SOURCE /* glibc2 is stupid and needs this */ #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include #include "honeyd.h" #include "personality.h" #include "router.h" #include "plugins_config.h" #include "plugins.h" #include "template.h" #include "condition.h" #include "interface.h" #include "ethernet.h" #include "pfvar.h" #include "dhcpclient.h" #include "subsystem.h" #include "util.h" #ifdef HAVE_PYTHON #include "pyextend.h" #endif int hydlex(void); int hydparse(void); int hyderror(char *, ...); int hydwarn(char *, ...); int hydprintf(char *, ...); void *hyd_scan_string(char *); int hyd_delete_buffer(void *); #define yylex hydlex #define yyparse hydparse #define yy_scan_string hyd_scan_string #define yy_delete_buffer hyd_delete_buffer #define yyerror hyderror #define yywarn hydwarn #define yyprintf hydprintf #define yyin hydin extern int honeyd_verify_config; pf_osfp_t pfctl_get_fingerprint(const char *); struct action *honeyd_protocol(struct template *, int); void port_action_clone(struct action *, struct action *); static void dhcp_template(struct template *tmpl, char *interface, char *mac_addr); static struct evbuffer *buffer = NULL; int lineno; char *filename; int errors = 0; int curtype = -1; /* Lex sets it to SOCK_STREAM or _DGRAM */ #line 116 "parse.y" typedef union { char *string; int number; struct link_drop drop; struct addr addr; struct action action; struct template *tmpl; struct personality *pers; struct addrinfo *ai; enum fragpolicy fragp; float floatp; struct condition condition; struct tm time; struct condition_time timecondition; } YYSTYPE; #include #ifndef __cplusplus #ifndef __STDC__ #define const #endif #endif #define YYFINAL 208 #define YYFLAG -32768 #define YYNTBASE 78 #define YYTRANSLATE(x) ((unsigned)(x) <= 331 ? yytranslate[x] : 108) static const char yytranslate[] = { 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 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 }; #if YYDEBUG != 0 static const short yyprhs[] = { 0, 0, 1, 4, 7, 10, 13, 16, 19, 22, 25, 28, 31, 34, 37, 40, 43, 46, 52, 59, 66, 72, 79, 83, 88, 93, 98, 105, 109, 115, 121, 129, 136, 141, 146, 151, 157, 163, 168, 173, 180, 184, 188, 192, 198, 209, 218, 223, 228, 230, 233, 236, 239, 242, 244, 246, 250, 254, 257, 260, 264, 268, 274, 280, 286, 288, 290, 293, 295, 297, 299, 301, 303, 305, 307, 309, 310, 314, 315, 318, 319, 323, 326, 327, 335, 340, 345, 350, 356, 359, 363, 367, 370, 374, 378, 382, 383, 385, 386, 388, 389, 391, 396, 401, 406, 409, 411, 413, 418, 423 }; static const short yyrhs[] = { -1, 78, 79, 0, 78, 81, 0, 78, 80, 0, 78, 82, 0, 78, 83, 0, 78, 84, 0, 78, 85, 0, 78, 86, 0, 78, 100, 0, 78, 101, 0, 3, 72, 0, 3, 49, 0, 3, 12, 0, 52, 72, 0, 61, 93, 0, 61, 93, 76, 5, 75, 0, 4, 93, 76, 5, 75, 92, 0, 4, 93, 53, 93, 54, 105, 0, 4, 93, 55, 53, 93, 0, 4, 93, 42, 73, 102, 103, 0, 6, 89, 93, 0, 6, 105, 89, 93, 0, 6, 89, 44, 72, 0, 64, 93, 65, 72, 0, 64, 93, 65, 72, 63, 73, 0, 7, 72, 93, 0, 13, 93, 47, 48, 89, 0, 13, 93, 47, 44, 89, 0, 13, 93, 47, 48, 89, 44, 89, 0, 13, 93, 12, 76, 14, 92, 0, 13, 93, 15, 94, 0, 13, 93, 63, 73, 0, 13, 93, 26, 75, 0, 13, 93, 27, 28, 95, 0, 13, 93, 27, 29, 95, 0, 13, 93, 66, 75, 0, 13, 93, 30, 75, 0, 13, 93, 30, 75, 31, 75, 0, 17, 94, 87, 0, 17, 94, 88, 0, 32, 33, 89, 0, 32, 33, 89, 46, 90, 0, 32, 89, 4, 35, 90, 89, 96, 97, 98, 99, 0, 32, 89, 4, 35, 90, 50, 89, 89, 0, 32, 89, 34, 90, 0, 32, 89, 36, 90, 0, 19, 0, 18, 19, 0, 20, 21, 0, 20, 22, 0, 20, 23, 0, 74, 0, 73, 0, 89, 37, 75, 0, 89, 24, 75, 0, 104, 72, 0, 104, 73, 0, 104, 71, 73, 0, 104, 25, 91, 0, 104, 25, 72, 24, 75, 0, 104, 25, 72, 24, 72, 0, 104, 25, 89, 24, 72, 0, 9, 0, 11, 0, 104, 10, 0, 72, 0, 49, 0, 12, 0, 89, 0, 73, 0, 16, 0, 77, 0, 75, 0, 0, 38, 75, 39, 0, 0, 40, 95, 0, 0, 41, 75, 75, 0, 41, 75, 0, 0, 21, 60, 75, 39, 69, 75, 39, 0, 43, 72, 72, 75, 0, 43, 72, 72, 77, 0, 43, 72, 72, 72, 0, 43, 72, 72, 37, 72, 0, 62, 49, 0, 62, 49, 73, 0, 62, 49, 72, 0, 62, 42, 0, 62, 42, 72, 0, 62, 42, 73, 0, 68, 72, 75, 0, 0, 45, 0, 0, 67, 0, 0, 51, 0, 57, 58, 56, 73, 0, 57, 59, 56, 89, 0, 57, 59, 56, 90, 0, 70, 106, 0, 76, 0, 55, 0, 60, 107, 69, 107, 0, 75, 24, 75, 72, 0, 73, 0 }; #endif #if YYDEBUG != 0 static const short yyrline[] = { 0, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 146, 152, 157, 162, 172, 177, 188, 207, 215, 224, 241, 267, 291, 319, 325, 333, 340, 348, 356, 366, 384, 390, 404, 410, 421, 432, 442, 453, 467, 473, 480, 486, 492, 523, 536, 549, 564, 565, 567, 568, 569, 571, 577, 597, 618, 630, 637, 647, 661, 669, 695, 711, 726, 732, 738, 747, 754, 760, 766, 773, 781, 788, 792, 797, 798, 803, 804, 809, 810, 814, 819, 820, 829, 840, 851, 863, 879, 883, 891, 895, 899, 903, 909, 929, 933, 939, 943, 949, 953, 959, 972, 980, 988, 996, 1004, 1012, 1019, 1041 }; #endif #if YYDEBUG != 0 || defined (YYERROR_VERBOSE) static const char * const yytname[] = { "$","error","$undefined.","CREATE", "ADD","PORT","BIND","CLONE","DOT","BLOCK","OPEN","RESET","DEFAULT","SET","ACTION", "PERSONALITY","RANDOM","ANNOTATE","NO","FINSCAN","FRAGMENT","DROP","OLD","NEW", "COLON","PROXY","UPTIME","DROPRATE","IN","SYN","UID","GID","ROUTE","ENTRY","LINK", "NET","UNREACH","SLASH","LATENCY","MS","LOSS","BANDWIDTH","SUBSYSTEM","OPTION", "TO","SHARED","NETWORK","SPOOF","FROM","TEMPLATE","TUNNEL","TARPIT","DYNAMIC", "USE","IF","OTHERWISE","EQUAL","SOURCE","OS","IP","BETWEEN","DELETE","LIST", "ETHERNET","DHCP","ON","MAXFDS","RESTART","DEBUG","DASH","TIME","INTERNAL","STRING", "CMDSTRING","IPSTRING","NUMBER","PROTO","FLOAT","config","creation","delete", "addition","subsystem","binding","set","annotate","route","finscan","fragment", "ipaddr","ipnet","ipaddrplusport","action","template","personality","rate","latency", "packetloss","bandwidth","randomearlydrop","option","ui","shared","restart", "flags","condition","timecondition","time", NULL }; #endif static const short yyr1[] = { 0, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 78, 79, 79, 79, 79, 80, 80, 81, 81, 81, 82, 83, 83, 83, 83, 83, 83, 83, 83, 83, 84, 84, 84, 84, 84, 84, 84, 84, 84, 85, 85, 86, 86, 86, 86, 86, 86, 87, 87, 88, 88, 88, 89, 89, 90, 91, 92, 92, 92, 92, 92, 92, 92, 92, 92, 92, 93, 93, 93, 93, 94, 94, 95, 95, 96, 96, 97, 97, 98, 98, 98, 99, 99, 100, 100, 100, 100, 101, 101, 101, 101, 101, 101, 101, 102, 102, 103, 103, 104, 104, 105, 105, 105, 105, 105, 105, 106, 107, 107 }; static const short yyr2[] = { 0, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 5, 6, 6, 5, 6, 3, 4, 4, 4, 6, 3, 5, 5, 7, 6, 4, 4, 4, 5, 5, 4, 4, 6, 3, 3, 3, 5, 10, 8, 4, 4, 1, 2, 2, 2, 2, 1, 1, 3, 3, 2, 2, 3, 3, 5, 5, 5, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 0, 3, 0, 2, 0, 3, 2, 0, 7, 4, 4, 4, 5, 2, 3, 3, 2, 3, 3, 3, 0, 1, 0, 1, 0, 1, 4, 4, 4, 2, 1, 1, 4, 4, 1 }; static const short yydefact[] = { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 4, 3, 5, 6, 7, 8, 9, 10, 11, 14, 13, 12, 69, 68, 67, 54, 53, 70, 0, 106, 0, 0, 105, 0, 0, 0, 0, 72, 71, 0, 0, 0, 0, 15, 16, 91, 88, 0, 0, 0, 0, 0, 0, 0, 0, 0, 104, 0, 22, 0, 27, 0, 0, 0, 0, 0, 0, 0, 0, 0, 48, 0, 40, 41, 42, 0, 0, 0, 0, 0, 92, 93, 90, 89, 0, 94, 95, 0, 0, 0, 0, 0, 109, 0, 0, 24, 23, 0, 32, 34, 0, 0, 38, 0, 0, 33, 37, 49, 50, 51, 52, 0, 0, 0, 46, 47, 0, 86, 84, 85, 0, 25, 96, 97, 0, 20, 99, 101, 102, 103, 0, 0, 99, 74, 73, 35, 36, 0, 29, 28, 43, 0, 0, 87, 17, 0, 98, 21, 19, 64, 65, 100, 18, 0, 0, 107, 31, 39, 0, 0, 75, 55, 26, 66, 0, 0, 57, 58, 108, 30, 0, 0, 77, 0, 0, 60, 59, 45, 0, 0, 79, 0, 0, 76, 78, 0, 82, 62, 61, 63, 56, 81, 0, 44, 80, 0, 0, 0, 0, 0, 83, 0, 0 }; static const short yydefgoto[] = { 1, 15, 16, 17, 18, 19, 20, 21, 22, 78, 79, 33, 120, 181, 158, 34, 45, 141, 178, 186, 192, 199, 23, 24, 129, 153, 159, 40, 62, 100 }; static const short yypact[] = {-32768, 20, -11, 13, 52, -37, 13, -13, -16, -28, 1, 13, -33, 13, 5,-32768,-32768,-32768,-32768,-32768,-32768, -32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, -32768,-32768,-32768, -23,-32768, -30, 35,-32768, 2, 56, 13, 85,-32768,-32768, 29, 56, 30, 11,-32768, -17, 62, 66, 37, 33, 31, 13, 57, 122, 77, 80, 26,-32768, 45,-32768, 13,-32768, 68, -13, 67, 112, 70, 23, 73, 72, 130,-32768, 69,-32768,-32768, 104, 117, 56, 56, -32, 148,-32768,-32768,-32768,-32768, 82, -32768, 110, 102, 13, 83, 84, 56,-32768, 135, 93, -32768,-32768, 149,-32768,-32768, 21, 21, 133, 56, 56, -32768,-32768,-32768,-32768,-32768,-32768, 56, 56, 128,-32768, -32768, 95,-32768,-32768,-32768, 94, 105,-32768, 103, 61, -32768, -1,-32768, 128,-32768, 96, 26, -1,-32768,-32768, -32768,-32768, 98,-32768, 131,-32768, -19, 99,-32768,-32768, 106,-32768,-32768,-32768,-32768,-32768,-32768,-32768, -3, 108, -32768,-32768,-32768, 56, 56, 138,-32768,-32768,-32768, 47, 109,-32768,-32768,-32768,-32768, 56, 111, 137, 154, 157, -32768,-32768,-32768, 144, 21, 143, -60, -54,-32768,-32768, 113, 164,-32768,-32768,-32768,-32768, 114, 127,-32768,-32768, 115, 152, 123, 118, 155,-32768, 195,-32768 }; static const short yypgoto[] = {-32768, -32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, -4, 6,-32768, 58, 0, 129, -105,-32768,-32768,-32768, -32768,-32768,-32768,-32768,-32768,-32768, 71,-32768, 63 }; #define YYLAST 201 static const short yytable[] = { 39, 25, 142, 43, 47, 122, 42, 169, 155, 51, 156, 50, 193, 53, 28, 194, 52, 46, 195, 55, 207, 196, 170, 2, 3, 28, 4, 5, 59, 60, 56, 165, 57, 6, 81, 41, 65, 7, 26, 64, 123, 66, 80, 124, 48, 125, 63, 75, 76, 77, 157, 29, 8, 58, 31, 32, 93, 31, 32, 85, 44, 27, 29, 9, 82, 102, 83, 109, 171, 172, 173, 110, 10, 49, 30, 31, 32, 54, 119, 119, 190, 11, 12, 84, 13, 30, 31, 32, 14, 121, 114, 115, 116, 134, 131, 61, 139, 67, 140, 98, 68, 99, 90, 135, 92, 144, 145, 35, 91, 36, 94, 69, 70, 119, 119, 71, 35, 101, 36, 179, 31, 32, 37, 146, 147, 31, 32, 95, 38, 31, 32, 37, 72, 96, 86, 87, 97, 38, 88, 89, 106, 107, 105, 166, 103, 108, 111, 112, 73, 113, 117, 74, 118, 126, 127, 128, 130, 133, 132, 136, 175, 176, 137, 138, 143, 148, 180, 149, 151, 150, 152, 160, 183, 163, 167, 164, 177, 185, 187, 168, 174, 188, 182, 189, 191, 198, 184, 201, 197, 200, 202, 203, 204, 205, 206, 208, 162, 104, 0, 0, 161, 154 }; static const short yycheck[] = { 4, 12, 107, 16, 8, 37, 6, 10, 9, 42, 11, 11, 72, 13, 12, 75, 49, 33, 72, 42, 0, 75, 25, 3, 4, 12, 6, 7, 58, 59, 53, 50, 55, 13, 4, 72, 40, 17, 49, 39, 72, 41, 46, 75, 72, 77, 44, 18, 19, 20, 51, 49, 32, 76, 73, 74, 56, 73, 74, 76, 73, 72, 49, 43, 34, 65, 36, 44, 71, 72, 73, 48, 52, 72, 72, 73, 74, 72, 82, 83, 185, 61, 62, 72, 64, 72, 73, 74, 68, 83, 21, 22, 23, 97, 94, 60, 75, 12, 77, 73, 15, 75, 65, 97, 73, 109, 110, 55, 75, 57, 53, 26, 27, 117, 118, 30, 55, 72, 57, 72, 73, 74, 70, 117, 118, 73, 74, 5, 76, 73, 74, 70, 47, 56, 72, 73, 56, 76, 72, 73, 28, 29, 75, 147, 76, 75, 73, 75, 63, 19, 46, 66, 35, 5, 72, 45, 54, 73, 75, 24, 164, 165, 69, 14, 31, 37, 170, 72, 63, 75, 67, 75, 176, 75, 75, 44, 38, 40, 24, 73, 72, 24, 73, 39, 41, 21, 75, 60, 75, 75, 75, 39, 69, 75, 39, 0, 138, 68, -1, -1, 137, 130 }; /* -*-C-*- Note some compilers choke on comments on `#line' lines. */ #line 3 "/usr/share/bison.simple" /* This file comes from bison-1.28. */ /* Skeleton output parser for bison, Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc. This program 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. This program 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 this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* As a special exception, when this file is copied by Bison into a Bison output file, you may use that output file without restriction. This special exception was added by the Free Software Foundation in version 1.24 of Bison. */ /* This is the parser code that is written into each bison parser when the %semantic_parser declaration is not specified in the grammar. It was written by Richard Stallman by simplifying the hairy parser used when %semantic_parser is specified. */ #ifndef YYSTACK_USE_ALLOCA #ifdef alloca #define YYSTACK_USE_ALLOCA #else /* alloca not defined */ #ifdef __GNUC__ #define YYSTACK_USE_ALLOCA #define alloca __builtin_alloca #else /* not GNU C. */ #if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386)) #define YYSTACK_USE_ALLOCA #include #else /* not sparc */ /* We think this test detects Watcom and Microsoft C. */ /* This used to test MSDOS, but that is a bad idea since that symbol is in the user namespace. */ #if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__) #if 0 /* No need for malloc.h, which pollutes the namespace; instead, just don't use alloca. */ #include #endif #else /* not MSDOS, or __TURBOC__ */ #if defined(_AIX) /* I don't know what this was needed for, but it pollutes the namespace. So I turned it off. rms, 2 May 1997. */ /* #include */ #pragma alloca #define YYSTACK_USE_ALLOCA #else /* not MSDOS, or __TURBOC__, or _AIX */ #if 0 #ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up, and on HPUX 10. Eventually we can turn this on. */ #define YYSTACK_USE_ALLOCA #define alloca __builtin_alloca #endif /* __hpux */ #endif #endif /* not _AIX */ #endif /* not MSDOS, or __TURBOC__ */ #endif /* not sparc */ #endif /* not GNU C */ #endif /* alloca not defined */ #endif /* YYSTACK_USE_ALLOCA not defined */ #ifdef YYSTACK_USE_ALLOCA #define YYSTACK_ALLOC alloca #else #define YYSTACK_ALLOC malloc #endif /* Note: there must be only one dollar sign in this file. It is replaced by the list of actions, each action as one case of the switch. */ #define yyerrok (yyerrstatus = 0) #define yyclearin (yychar = YYEMPTY) #define YYEMPTY -2 #define YYEOF 0 #define YYACCEPT goto yyacceptlab #define YYABORT goto yyabortlab #define YYERROR goto yyerrlab1 /* Like YYERROR except do call yyerror. This remains here temporarily to ease the transition to the new meaning of YYERROR, for GCC. Once GCC version 2 has supplanted version 1, this can go. */ #define YYFAIL goto yyerrlab #define YYRECOVERING() (!!yyerrstatus) #define YYBACKUP(token, value) \ do \ if (yychar == YYEMPTY && yylen == 1) \ { yychar = (token), yylval = (value); \ yychar1 = YYTRANSLATE (yychar); \ YYPOPSTACK; \ goto yybackup; \ } \ else \ { yyerror ("syntax error: cannot back up"); YYERROR; } \ while (0) #define YYTERROR 1 #define YYERRCODE 256 #ifndef YYPURE #define YYLEX yylex() #endif #ifdef YYPURE #ifdef YYLSP_NEEDED #ifdef YYLEX_PARAM #define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM) #else #define YYLEX yylex(&yylval, &yylloc) #endif #else /* not YYLSP_NEEDED */ #ifdef YYLEX_PARAM #define YYLEX yylex(&yylval, YYLEX_PARAM) #else #define YYLEX yylex(&yylval) #endif #endif /* not YYLSP_NEEDED */ #endif /* If nonreentrant, generate the variables here */ #ifndef YYPURE int yychar; /* the lookahead symbol */ YYSTYPE yylval; /* the semantic value of the */ /* lookahead symbol */ #ifdef YYLSP_NEEDED YYLTYPE yylloc; /* location data for the lookahead */ /* symbol */ #endif int yynerrs; /* number of parse errors so far */ #endif /* not YYPURE */ #if YYDEBUG != 0 int yydebug; /* nonzero means print parse trace */ /* Since this is uninitialized, it does not stop multiple parsers from coexisting. */ #endif /* YYINITDEPTH indicates the initial size of the parser's stacks */ #ifndef YYINITDEPTH #define YYINITDEPTH 200 #endif /* YYMAXDEPTH is the maximum size the stacks can grow to (effective only if the built-in stack extension method is used). */ #if YYMAXDEPTH == 0 #undef YYMAXDEPTH #endif #ifndef YYMAXDEPTH #define YYMAXDEPTH 10000 #endif /* Define __yy_memcpy. Note that the size argument should be passed with type unsigned int, because that is what the non-GCC definitions require. With GCC, __builtin_memcpy takes an arg of type size_t, but it can handle unsigned int. */ #if __GNUC__ > 1 /* GNU C and GNU C++ define this. */ #define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT) #else /* not GNU C or C++ */ #ifndef __cplusplus /* This is the most reliable way to avoid incompatibilities in available built-in functions on various systems. */ static void __yy_memcpy (to, from, count) char *to; char *from; unsigned int count; { register char *f = from; register char *t = to; register int i = count; while (i-- > 0) *t++ = *f++; } #else /* __cplusplus */ /* This is the most reliable way to avoid incompatibilities in available built-in functions on various systems. */ static void __yy_memcpy (char *to, char *from, unsigned int count) { register char *t = to; register char *f = from; register int i = count; while (i-- > 0) *t++ = *f++; } #endif #endif #line 217 "/usr/share/bison.simple" /* The user can define YYPARSE_PARAM as the name of an argument to be passed into yyparse. The argument should have type void *. It should actually point to an object. Grammar actions can access the variable by casting it to the proper pointer type. */ #ifdef YYPARSE_PARAM #ifdef __cplusplus #define YYPARSE_PARAM_ARG void *YYPARSE_PARAM #define YYPARSE_PARAM_DECL #else /* not __cplusplus */ #define YYPARSE_PARAM_ARG YYPARSE_PARAM #define YYPARSE_PARAM_DECL void *YYPARSE_PARAM; #endif /* not __cplusplus */ #else /* not YYPARSE_PARAM */ #define YYPARSE_PARAM_ARG #define YYPARSE_PARAM_DECL #endif /* not YYPARSE_PARAM */ /* Prevent warning if -Wstrict-prototypes. */ #ifdef __GNUC__ #ifdef YYPARSE_PARAM int yyparse (void *); #else int yyparse (void); #endif #endif int yyparse(YYPARSE_PARAM_ARG) YYPARSE_PARAM_DECL { register int yystate; register int yyn; register short *yyssp; register YYSTYPE *yyvsp; int yyerrstatus; /* number of tokens to shift before error messages enabled */ int yychar1 = 0; /* lookahead token as an internal (translated) token number */ short yyssa[YYINITDEPTH]; /* the state stack */ YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */ short *yyss = yyssa; /* refer to the stacks thru separate pointers */ YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */ #ifdef YYLSP_NEEDED YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */ YYLTYPE *yyls = yylsa; YYLTYPE *yylsp; #define YYPOPSTACK (yyvsp--, yyssp--, yylsp--) #else #define YYPOPSTACK (yyvsp--, yyssp--) #endif int yystacksize = YYINITDEPTH; int yyfree_stacks = 0; #ifdef YYPURE int yychar; YYSTYPE yylval; int yynerrs; #ifdef YYLSP_NEEDED YYLTYPE yylloc; #endif #endif YYSTYPE yyval; /* the variable used to return */ /* semantic values from the action */ /* routines */ int yylen; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Starting parse\n"); #endif yystate = 0; yyerrstatus = 0; yynerrs = 0; yychar = YYEMPTY; /* Cause a token to be read. */ /* Initialize stack pointers. Waste one element of value and location stack so that they stay on the same level as the state stack. The wasted elements are never initialized. */ yyssp = yyss - 1; yyvsp = yyvs; #ifdef YYLSP_NEEDED yylsp = yyls; #endif /* Push a new state, which is found in yystate . */ /* In all cases, when you get here, the value and location stacks have just been pushed. so pushing a state here evens the stacks. */ yynewstate: *++yyssp = yystate; if (yyssp >= yyss + yystacksize - 1) { /* Give user a chance to reallocate the stack */ /* Use copies of these so that the &'s don't force the real ones into memory. */ YYSTYPE *yyvs1 = yyvs; short *yyss1 = yyss; #ifdef YYLSP_NEEDED YYLTYPE *yyls1 = yyls; #endif /* Get the current used size of the three stacks, in elements. */ int size = yyssp - yyss + 1; #ifdef yyoverflow /* Each stack pointer address is followed by the size of the data in use in that stack, in bytes. */ #ifdef YYLSP_NEEDED /* This used to be a conditional around just the two extra args, but that might be undefined if yyoverflow is a macro. */ yyoverflow("parser stack overflow", &yyss1, size * sizeof (*yyssp), &yyvs1, size * sizeof (*yyvsp), &yyls1, size * sizeof (*yylsp), &yystacksize); #else yyoverflow("parser stack overflow", &yyss1, size * sizeof (*yyssp), &yyvs1, size * sizeof (*yyvsp), &yystacksize); #endif yyss = yyss1; yyvs = yyvs1; #ifdef YYLSP_NEEDED yyls = yyls1; #endif #else /* no yyoverflow */ /* Extend the stack our own way. */ if (yystacksize >= YYMAXDEPTH) { yyerror("parser stack overflow"); if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 2; } yystacksize *= 2; if (yystacksize > YYMAXDEPTH) yystacksize = YYMAXDEPTH; #ifndef YYSTACK_USE_ALLOCA yyfree_stacks = 1; #endif yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp)); __yy_memcpy ((char *)yyss, (char *)yyss1, size * (unsigned int) sizeof (*yyssp)); yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp)); __yy_memcpy ((char *)yyvs, (char *)yyvs1, size * (unsigned int) sizeof (*yyvsp)); #ifdef YYLSP_NEEDED yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp)); __yy_memcpy ((char *)yyls, (char *)yyls1, size * (unsigned int) sizeof (*yylsp)); #endif #endif /* no yyoverflow */ yyssp = yyss + size - 1; yyvsp = yyvs + size - 1; #ifdef YYLSP_NEEDED yylsp = yyls + size - 1; #endif #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Stack size increased to %d\n", yystacksize); #endif if (yyssp >= yyss + yystacksize - 1) YYABORT; } #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Entering state %d\n", yystate); #endif goto yybackup; yybackup: /* Do appropriate processing given the current state. */ /* Read a lookahead token if we need one and don't already have one. */ /* yyresume: */ /* First try to decide what to do without reference to lookahead token. */ yyn = yypact[yystate]; if (yyn == YYFLAG) goto yydefault; /* Not known => get a lookahead token if don't already have one. */ /* yychar is either YYEMPTY or YYEOF or a valid token in external form. */ if (yychar == YYEMPTY) { #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Reading a token: "); #endif yychar = YYLEX; } /* Convert token to internal form (in yychar1) for indexing tables with */ if (yychar <= 0) /* This means end of input. */ { yychar1 = 0; yychar = YYEOF; /* Don't call YYLEX any more */ #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Now at end of input.\n"); #endif } else { yychar1 = YYTRANSLATE(yychar); #if YYDEBUG != 0 if (yydebug) { fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]); /* Give the individual parser a way to print the precise meaning of a token, for further debugging info. */ #ifdef YYPRINT YYPRINT (stderr, yychar, yylval); #endif fprintf (stderr, ")\n"); } #endif } yyn += yychar1; if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1) goto yydefault; yyn = yytable[yyn]; /* yyn is what to do for this token type in this state. Negative => reduce, -yyn is rule number. Positive => shift, yyn is new state. New state is final state => don't bother to shift, just return success. 0, or most negative number => error. */ if (yyn < 0) { if (yyn == YYFLAG) goto yyerrlab; yyn = -yyn; goto yyreduce; } else if (yyn == 0) goto yyerrlab; if (yyn == YYFINAL) YYACCEPT; /* Shift the lookahead token. */ #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]); #endif /* Discard the token being shifted unless it is eof. */ if (yychar != YYEOF) yychar = YYEMPTY; *++yyvsp = yylval; #ifdef YYLSP_NEEDED *++yylsp = yylloc; #endif /* count tokens shifted since error; after three, turn off error status. */ if (yyerrstatus) yyerrstatus--; yystate = yyn; goto yynewstate; /* Do the default action for the current state. */ yydefault: yyn = yydefact[yystate]; if (yyn == 0) goto yyerrlab; /* Do a reduction. yyn is the number of a rule to reduce with. */ yyreduce: yylen = yyr2[yyn]; if (yylen > 0) yyval = yyvsp[1-yylen]; /* implement default value of the action */ #if YYDEBUG != 0 if (yydebug) { int i; fprintf (stderr, "Reducing via rule %d (line %d), ", yyn, yyrline[yyn]); /* Print the symbols being reduced, and their result. */ for (i = yyprhs[yyn]; yyrhs[i] > 0; i++) fprintf (stderr, "%s ", yytname[yyrhs[i]]); fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]); } #endif switch (yyn) { case 12: #line 147 "parse.y" { if (template_create(yyvsp[0].string) == NULL) yyerror("Template \"%s\" exists already", yyvsp[0].string); free(yyvsp[0].string); ; break;} case 13: #line 153 "parse.y" { if (template_create("template") == NULL) yyerror("Template \"template\" exists already"); ; break;} case 14: #line 158 "parse.y" { if (template_create("default") == NULL) yyerror("Template \"default\" exists already"); ; break;} case 15: #line 163 "parse.y" { struct template *tmpl; if ((tmpl = template_create(yyvsp[0].string)) == NULL) yyerror("Template \"%s\" exists already", yyvsp[0].string); tmpl->flags |= TEMPLATE_DYNAMIC; free(yyvsp[0].string); ; break;} case 16: #line 173 "parse.y" { if (yyvsp[0].tmpl != NULL) template_free(yyvsp[0].tmpl); ; break;} case 17: #line 178 "parse.y" { struct port *port; if ((port = port_find(yyvsp[-3].tmpl, yyvsp[-2].number, yyvsp[0].number)) == NULL) { yyerror("Cannot find port %d in \"%s\"", yyvsp[0].number, yyvsp[-3].tmpl->name); } else { port_free(yyvsp[-3].tmpl, port); } ; break;} case 18: #line 189 "parse.y" { struct action *action; if (yyvsp[-4].tmpl == NULL) { yyerror("No template"); break; } if ((action = honeyd_protocol(yyvsp[-4].tmpl, yyvsp[-3].number)) == NULL) { yyerror("Bad protocol"); break; } if (yyvsp[-4].tmpl != NULL && template_add(yyvsp[-4].tmpl, yyvsp[-3].number, yyvsp[-1].number, &yyvsp[0].action) == -1) yyerror("Cannot add port %d to template \"%s\"", yyvsp[-1].number, yyvsp[-4].tmpl != NULL ? yyvsp[-4].tmpl->name : ""); if (yyvsp[0].action.action) free(yyvsp[0].action.action); ; break;} case 19: #line 208 "parse.y" { if (yyvsp[-4].tmpl == NULL || yyvsp[-2].tmpl == NULL) break; if (!(yyvsp[-4].tmpl->flags & TEMPLATE_DYNAMIC)) yyerror("Cannot add templates to non-dynamic template \"%s\"", yyvsp[-4].tmpl->name); template_insert_dynamic(yyvsp[-4].tmpl, yyvsp[-2].tmpl, &yyvsp[0].condition); ; break;} case 20: #line 216 "parse.y" { if (yyvsp[-3].tmpl == NULL || yyvsp[0].tmpl == NULL) break; if (!(yyvsp[-3].tmpl->flags & TEMPLATE_DYNAMIC)) yyerror("Cannot add templates to non-dynamic template \"%s\"", yyvsp[-3].tmpl->name); template_insert_dynamic(yyvsp[-3].tmpl, yyvsp[0].tmpl, NULL); ; break;} case 21: #line 225 "parse.y" { int flags = 0; if (yyvsp[-1].number) flags |= SUBSYSTEM_SHARED; if (yyvsp[0].number) flags |= SUBSYSTEM_RESTART; yyvsp[-2].string[strlen(yyvsp[-2].string) - 1] = '\0'; if (yyvsp[-4].tmpl != NULL && template_subsystem(yyvsp[-4].tmpl, yyvsp[-2].string+1, flags) == -1) yyerror("Can not add subsystem \"%s\" to template \"%s\"", yyvsp[-2].string+1, yyvsp[-4].tmpl != NULL ? yyvsp[-4].tmpl->name : ""); free(yyvsp[-2].string); ; break;} case 22: #line 242 "parse.y" { /* Bind to an IP address and start subsystems */ if (yyvsp[0].tmpl == NULL) { yyerror("Unknown template"); break; } if (yyvsp[0].tmpl->ethernet_addr != NULL) { struct interface *inter; inter = interface_find_responsible(&yyvsp[-1].addr); if (inter == NULL || inter->if_ent.intf_link_addr.addr_type != ADDR_TYPE_ETH) { yyerror("Template \"%s\" is configured with " "ethernet address but there is no " "interface that can reach %s", yyvsp[0].tmpl->name, addr_ntoa(&yyvsp[-1].addr)); break; } } if (template_clone(addr_ntoa(&yyvsp[-1].addr), yyvsp[0].tmpl, NULL, 1) == NULL) { yyerror("Binding to %s failed", addr_ntoa(&yyvsp[-1].addr)); break; } ; break;} case 23: #line 268 "parse.y" { struct template *tmpl; /* Special magic */ if ((tmpl = template_find(addr_ntoa(&yyvsp[-1].addr))) != NULL) { if (!(tmpl->flags & TEMPLATE_DYNAMIC)) { yyerror("Template \"%s\" already specified as " "non-dynamic template", addr_ntoa(&yyvsp[-1].addr)); break; } } else if ((tmpl = template_create(addr_ntoa(&yyvsp[-1].addr))) == NULL) { yyerror("Could not create template \"%s\"", addr_ntoa(&yyvsp[-1].addr)); break; } tmpl->flags |= TEMPLATE_DYNAMIC; /* * Add this point we do have the right template. * We just need to add the proper condition. */ template_insert_dynamic(tmpl, yyvsp[0].tmpl, &yyvsp[-2].condition); ; break;} case 24: #line 292 "parse.y" { struct interface *inter; struct template *tmpl; /* Bind an IP address to an external interface */ if ((inter = interface_find(yyvsp[0].string)) == NULL) { yyerror("Interface \"%s\" does not exist.", yyvsp[0].string); free(yyvsp[0].string); break; } if (inter->if_ent.intf_link_addr.addr_type != ADDR_TYPE_ETH) { yyerror("Interface \"%s\" does not support ARP.", yyvsp[0].string); free(yyvsp[0].string); break; } if ((tmpl = template_create(addr_ntoa(&yyvsp[-2].addr))) == NULL) { yyerror("Template \"%s\" exists already", addr_ntoa(&yyvsp[-2].addr)); break; } /* Make this template external. */ tmpl->flags |= TEMPLATE_EXTERNAL; tmpl->inter = inter; free(yyvsp[0].string); ; break;} case 25: #line 320 "parse.y" { /* Automagically assign DHCP address */ dhcp_template(yyvsp[-2].tmpl, yyvsp[0].string, NULL); free(yyvsp[0].string); ; break;} case 26: #line 326 "parse.y" { /* Automagically assign DHCP address with MAC address */ yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; dhcp_template(yyvsp[-4].tmpl, yyvsp[-2].string, yyvsp[0].string + 1); free(yyvsp[-2].string); free(yyvsp[0].string); ; break;} case 27: #line 334 "parse.y" { /* Just clone. This is not the final destination yet */ if (yyvsp[0].tmpl == NULL || template_clone(yyvsp[-1].string, yyvsp[0].tmpl, NULL, 0) == NULL) yyerror("Cloning to %s failed", yyvsp[-1].string); free(yyvsp[-1].string); ; break;} case 28: #line 341 "parse.y" { if (yyvsp[-3].tmpl == NULL) { yyerror("No template"); break; } yyvsp[-3].tmpl->spoof.new_src = yyvsp[0].addr; ; break;} case 29: #line 349 "parse.y" { if (yyvsp[-3].tmpl == NULL) { yyerror("No template"); break; } yyvsp[-3].tmpl->spoof.new_dst = yyvsp[0].addr; ; break;} case 30: #line 357 "parse.y" { if (yyvsp[-5].tmpl == NULL) { yyerror("No template"); break; } yyvsp[-5].tmpl->spoof.new_src = yyvsp[-2].addr; yyvsp[-5].tmpl->spoof.new_dst = yyvsp[0].addr; ; break;} case 31: #line 367 "parse.y" { struct action *action; if (yyvsp[-4].tmpl == NULL) { yyerror("No template"); break; } if ((action = honeyd_protocol(yyvsp[-4].tmpl, yyvsp[-2].number)) == NULL) { yyerror("Bad protocol"); break; } port_action_clone(action, &yyvsp[0].action); if (yyvsp[0].action.action != NULL) free(yyvsp[0].action.action); ; break;} case 32: #line 385 "parse.y" { if (yyvsp[-2].tmpl == NULL || yyvsp[0].pers == NULL) break; yyvsp[-2].tmpl->person = personality_clone(yyvsp[0].pers); ; break;} case 33: #line 391 "parse.y" { extern int need_arp; if (yyvsp[-2].tmpl == NULL || yyvsp[0].string == NULL) break; yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; yyvsp[-2].tmpl->ethernet_addr = ethernetcode_make_address(yyvsp[0].string + 1); if (yyvsp[-2].tmpl->ethernet_addr == NULL) { yyerror("Unknown ethernet vendor \"%s\"", yyvsp[0].string + 1); } free (yyvsp[0].string); need_arp = 1; ; break;} case 34: #line 405 "parse.y" { if (yyvsp[-2].tmpl == NULL || yyvsp[0].number == 0) break; yyvsp[-2].tmpl->timestamp = yyvsp[0].number * 2; ; break;} case 35: #line 411 "parse.y" { if (yyvsp[-3].tmpl == NULL) break; if (yyvsp[0].floatp > 100) { yyerror("Droprate too high: %f", yyvsp[0].floatp); break; } yyvsp[-3].tmpl->drop_inrate = yyvsp[0].floatp * 100; ; break;} case 36: #line 422 "parse.y" { if (yyvsp[-3].tmpl == NULL) break; if (yyvsp[0].floatp > 100) { yyerror("Droprate too high: %f", yyvsp[0].floatp); break; } yyvsp[-3].tmpl->drop_synrate = yyvsp[0].floatp * 100; ; break;} case 37: #line 433 "parse.y" { if (yyvsp[-2].tmpl == NULL) break; if (yyvsp[0].number <= 3) { yyerror("Bad number of max file descriptors %d", yyvsp[0].number); break; } yyvsp[-2].tmpl->max_nofiles = yyvsp[0].number; ; break;} case 38: #line 443 "parse.y" { if (yyvsp[-2].tmpl == NULL) break; if (!yyvsp[0].number) { yyerror("Bad uid %d", yyvsp[0].number); break; } yyvsp[-2].tmpl->uid = yyvsp[0].number; honeyd_use_uid(yyvsp[0].number); ; break;} case 39: #line 454 "parse.y" { if (yyvsp[-4].tmpl == NULL) break; if (!yyvsp[-2].number || !yyvsp[0].number) { yyerror("Bad uid %d, gid %d", yyvsp[-2].number, yyvsp[0].number); break; } yyvsp[-4].tmpl->uid = yyvsp[-2].number; yyvsp[-4].tmpl->gid = yyvsp[0].number; honeyd_use_uid(yyvsp[-2].number); honeyd_use_gid(yyvsp[0].number); ; break;} case 40: #line 468 "parse.y" { if (yyvsp[-1].pers == NULL) break; yyvsp[-1].pers->disallow_finscan = !yyvsp[0].number; ; break;} case 41: #line 474 "parse.y" { if (yyvsp[-1].pers == NULL) break; yyvsp[-1].pers->fragp = yyvsp[0].fragp; ; break;} case 42: #line 481 "parse.y" { if (router_start(&yyvsp[0].addr, NULL) == -1) yyerror("Defining entry point failed: %s", addr_ntoa(&yyvsp[0].addr)); ; break;} case 43: #line 487 "parse.y" { if (router_start(&yyvsp[-2].addr, &yyvsp[0].addr) == -1) yyerror("Defining entry point failed: %s", addr_ntoa(&yyvsp[-2].addr)); ; break;} case 44: #line 493 "parse.y" { struct router *r, *newr; struct addr defroute; if ((r = router_find(&yyvsp[-8].addr)) == NULL && (r = router_new(&yyvsp[-8].addr)) == NULL) { yyerror("Cannot make forward reference for router %s", addr_ntoa(&yyvsp[-8].addr)); break; } if ((newr = router_find(&yyvsp[-4].addr)) == NULL) newr = router_new(&yyvsp[-4].addr); if (router_add_net(r, &yyvsp[-5].addr, newr, yyvsp[-3].number, yyvsp[-2].number, yyvsp[-1].number, &yyvsp[0].drop) == -1) yyerror("Could not add route to %s", addr_ntoa(&yyvsp[-5].addr)); if (yyvsp[-1].number == 0 && yyvsp[0].drop.high != 0) yywarn("Ignoring drop between statement without " "specified bandwidth."); addr_pton("0.0.0.0/0", &defroute); defroute.addr_bits = 0; /* work around libdnet bug */ /* Only insert a reverse route, if the current route is * not the default route. */ if (addr_cmp(&defroute, &yyvsp[-5].addr) != 0 && router_add_net(newr, &defroute, r, yyvsp[-3].number, yyvsp[-2].number, yyvsp[-1].number, &yyvsp[0].drop) == -1) yyerror("Could not add default route to %s", addr_ntoa(&yyvsp[-5].addr)); ; break;} case 45: #line 524 "parse.y" { struct router *r; if ((r = router_find(&yyvsp[-6].addr)) == NULL && (r = router_new(&yyvsp[-6].addr)) == NULL) { yyerror("Cannot make forward reference for router %s", addr_ntoa(&yyvsp[-6].addr)); break; } if (router_add_tunnel(r, &yyvsp[-3].addr, &yyvsp[-1].addr, &yyvsp[0].addr) == -1) yyerror("Could not add tunnel to %s", addr_ntoa(&yyvsp[0].addr)); ; break;} case 46: #line 537 "parse.y" { struct router *r; if ((r = router_find(&yyvsp[-2].addr)) == NULL && (r = router_new(&yyvsp[-2].addr)) == NULL) { yyerror("Cannot make forward reference for router %s", addr_ntoa(&yyvsp[-2].addr)); break; } if (router_add_link(r, &yyvsp[0].addr) == -1) yyerror("Could not add link %s", addr_ntoa(&yyvsp[0].addr)); ; break;} case 47: #line 550 "parse.y" { struct router *r; if ((r = router_find(&yyvsp[-2].addr)) == NULL && (r = router_new(&yyvsp[-2].addr)) == NULL) { yyerror("Cannot make forward reference for router %s", addr_ntoa(&yyvsp[-2].addr)); break; } if (router_add_unreach(r, &yyvsp[0].addr) == -1) yyerror("Could not add unreachable net %s", addr_ntoa(&yyvsp[0].addr)); ; break;} case 48: #line 564 "parse.y" { yyval.number = 1; ; break;} case 49: #line 565 "parse.y" { yyval.number = 0; ; break;} case 50: #line 567 "parse.y" { yyval.fragp = FRAG_DROP; ; break;} case 51: #line 568 "parse.y" { yyval.fragp = FRAG_OLD; ; break;} case 52: #line 569 "parse.y" { yyval.fragp = FRAG_NEW; ; break;} case 53: #line 572 "parse.y" { if (addr_pton(yyvsp[0].string, &yyval.addr) < 0) yyerror("Illegal IP address %s", yyvsp[0].string); free(yyvsp[0].string); ; break;} case 54: #line 578 "parse.y" { struct addrinfo ai, *aitop; memset(&ai, 0, sizeof (ai)); ai.ai_family = AF_INET; ai.ai_socktype = 0; ai.ai_flags = 0; /* Remove quotation marks */ yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; if (getaddrinfo(yyvsp[0].string+1, NULL, &ai, &aitop) != 0) { yyerror("getaddrinfo failed: %s", yyvsp[0].string+1); break; } addr_ston(aitop->ai_addr, &yyval.addr); freeaddrinfo(aitop); free(yyvsp[0].string); ; break;} case 55: #line 598 "parse.y" { char src[25]; struct addr b; snprintf(src, sizeof(src), "%s/%d", addr_ntoa(&yyvsp[-2].addr), yyvsp[0].number); if (addr_pton(src, &yyval.addr) < 0) yyerror("Illegal IP network %s", src); /* Fix libdnet error */ if (yyvsp[0].number == 0) yyval.addr.addr_bits = 0; /* Test if this is a legal network */ addr_net(&yyval.addr, &b); b.addr_bits = yyval.addr.addr_bits; if (memcmp(&yyval.addr.addr_ip, &b.addr_ip, IP_ADDR_LEN)) { yyval.addr = b; yywarn("Bad network mask in %s", src); } ; break;} case 56: #line 619 "parse.y" { if (curtype == -1) { yyerror("Bad port type"); break; } yyval.ai = cmd_proxy_getinfo(addr_ntoa(&yyvsp[-2].addr), curtype, yyvsp[0].number); curtype = -1; if (yyval.ai == NULL) yyerror("Illegal IP address port pair"); ; break;} case 57: #line 631 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.action = yyvsp[0].string; yyval.action.flags = yyvsp[-1].number; yyval.action.status = PORT_OPEN; ; break;} case 58: #line 638 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; if ((yyval.action.action = strdup(yyvsp[0].string + 1)) == NULL) yyerror("Out of memory"); yyval.action.status = PORT_OPEN; yyval.action.flags = yyvsp[-1].number; free(yyvsp[0].string); ; break;} case 59: #line 648 "parse.y" { #ifdef HAVE_PYTHON memset(&yyval.action, 0, sizeof(yyval.action)); yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; if ((yyval.action.action_extend = pyextend_load_module(yyvsp[0].string+1)) == NULL) yyerror("Bad python module: \"%s\"", yyvsp[0].string+1); yyval.action.status = PORT_PYTHON; yyval.action.flags = yyvsp[-2].number; free(yyvsp[0].string); #else yyerror("Python support is not available."); #endif ; break;} case 60: #line 662 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_PROXY; yyval.action.action = NULL; yyval.action.aitop = yyvsp[0].ai; yyval.action.flags = yyvsp[-2].number; ; break;} case 61: #line 670 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_PROXY; yyval.action.action = NULL; yyval.action.aitop = NULL; yyval.action.flags = yyvsp[-4].number; if (yyvsp[-2].string[0] != '$') { if (curtype == -1) { yyerror("Bad port type"); break; } yyval.action.aitop = cmd_proxy_getinfo(yyvsp[-2].string, curtype, yyvsp[0].number); curtype = -1; if (yyval.action.aitop == NULL) yyerror("Illegal host name in proxy"); } else { char proxy[1024]; snprintf(proxy, sizeof(proxy), "%s:%d", yyvsp[-2].string, yyvsp[0].number); yyval.action.action = strdup(proxy); if (yyval.action.action == NULL) yyerror("Out of memory"); } free(yyvsp[-2].string); ; break;} case 62: #line 696 "parse.y" { char proxy[1024]; memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_PROXY; yyval.action.action = NULL; yyval.action.aitop = NULL; yyval.action.flags = yyvsp[-4].number; snprintf(proxy, sizeof(proxy), "%s:%s", yyvsp[-2].string, yyvsp[0].string); yyval.action.action = strdup(proxy); if (yyval.action.action == NULL) yyerror("Out of memory"); free(yyvsp[-2].string); free(yyvsp[0].string); ; break;} case 63: #line 712 "parse.y" { char proxy[1024]; memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_PROXY; yyval.action.action = NULL; yyval.action.aitop = NULL; yyval.action.flags = yyvsp[-4].number; snprintf(proxy, sizeof(proxy), "%s:%s", addr_ntoa(&yyvsp[-2].addr), yyvsp[0].string); yyval.action.action = strdup(proxy); if (yyval.action.action == NULL) yyerror("Out of memory"); free(yyvsp[0].string); ; break;} case 64: #line 727 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_BLOCK; yyval.action.action = NULL; ; break;} case 65: #line 733 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_RESET; yyval.action.action = NULL; ; break;} case 66: #line 739 "parse.y" { memset(&yyval.action, 0, sizeof(yyval.action)); yyval.action.status = PORT_OPEN; yyval.action.action = NULL; yyval.action.flags = yyvsp[-1].number; ; break;} case 67: #line 748 "parse.y" { yyval.tmpl = template_find(yyvsp[0].string); if (yyval.tmpl == NULL) yyerror("Unknown template \"%s\"", yyvsp[0].string); free(yyvsp[0].string); ; break;} case 68: #line 755 "parse.y" { yyval.tmpl = template_find("template"); if (yyval.tmpl == NULL) yyerror("Unknown template \"%s\"", "template"); ; break;} case 69: #line 761 "parse.y" { yyval.tmpl = template_find("default"); if (yyval.tmpl == NULL) yyerror("Unknown template \"%s\"", "default"); ; break;} case 70: #line 767 "parse.y" { yyval.tmpl = template_find(addr_ntoa(&yyvsp[0].addr)); if (yyval.tmpl == NULL) yyerror("Unknown template \"%s\"", addr_ntoa(&yyvsp[0].addr)); ; break;} case 71: #line 774 "parse.y" { yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; yyval.pers = personality_find(yyvsp[0].string+1); if (yyval.pers == NULL) yyerror("Unknown personality \"%s\"", yyvsp[0].string+1); free(yyvsp[0].string); ; break;} case 72: #line 782 "parse.y" { yyval.pers = personality_random(); if (yyval.pers == NULL) yyerror("Random personality failed"); ; break;} case 73: #line 789 "parse.y" { yyval.floatp = yyvsp[0].floatp; ; break;} case 74: #line 793 "parse.y" { yyval.floatp = yyvsp[0].number; ; break;} case 75: #line 797 "parse.y" { yyval.number = 0; ; break;} case 76: #line 799 "parse.y" { yyval.number = yyvsp[-1].number; ; break;} case 77: #line 803 "parse.y" { yyval.number = 0; ; break;} case 78: #line 805 "parse.y" { yyval.number = yyvsp[0].floatp * 100; ; break;} case 79: #line 809 "parse.y" { yyval.number = 0; ; break;} case 80: #line 811 "parse.y" { yyval.number = yyvsp[-1].number * yyvsp[0].number; ; break;} case 81: #line 815 "parse.y" { yyval.number = yyvsp[0].number; ; break;} case 82: #line 819 "parse.y" { memset(&yyval.drop, 0, sizeof(yyval.drop)); ; break;} case 83: #line 821 "parse.y" { if (yyvsp[-1].number <= yyvsp[-4].number) yyerror("Incorrect thresholds. First number needs to " "be smaller than second number."); yyval.drop.low = yyvsp[-4].number; yyval.drop.high = yyvsp[-1].number; ; break;} case 84: #line 830 "parse.y" { struct honeyd_plugin_cfg cfg; memset(&cfg, 0, sizeof(struct honeyd_plugin_cfg)); cfg.cfg_int = yyvsp[0].number; cfg.cfg_type = HD_CONFIG_INT; plugins_config_item_add(yyvsp[-2].string, yyvsp[-1].string, &cfg); free(yyvsp[-2].string); free(yyvsp[-1].string); ; break;} case 85: #line 841 "parse.y" { struct honeyd_plugin_cfg cfg; memset(&cfg, 0, sizeof(struct honeyd_plugin_cfg)); cfg.cfg_flt = yyvsp[0].floatp; cfg.cfg_type = HD_CONFIG_FLT; plugins_config_item_add(yyvsp[-2].string, yyvsp[-1].string, &cfg); free(yyvsp[-2].string); free(yyvsp[-1].string); ; break;} case 86: #line 852 "parse.y" { struct honeyd_plugin_cfg cfg; memset(&cfg, 0, sizeof(struct honeyd_plugin_cfg)); cfg.cfg_str = yyvsp[0].string; cfg.cfg_type = HD_CONFIG_STR; plugins_config_item_add(yyvsp[-2].string, yyvsp[-1].string, &cfg); free(yyvsp[-2].string); free(yyvsp[-1].string); free(yyvsp[0].string); ; break;} case 87: #line 864 "parse.y" { struct honeyd_plugin_cfg cfg; char path[MAXPATHLEN]; snprintf(path, sizeof(path), "/%s", yyvsp[0].string); memset(&cfg, 0, sizeof(struct honeyd_plugin_cfg)); cfg.cfg_str = path; cfg.cfg_type = HD_CONFIG_STR; plugins_config_item_add(yyvsp[-3].string, yyvsp[-2].string, &cfg); free(yyvsp[-3].string); free(yyvsp[-2].string); free(yyvsp[0].string); ; break;} case 88: #line 880 "parse.y" { template_list_glob(buffer, "*"); ; break;} case 89: #line 884 "parse.y" { yyvsp[0].string[strlen(yyvsp[0].string)-1] = '\0'; template_list_glob(buffer, yyvsp[0].string+1); free (yyvsp[0].string); ; break;} case 90: #line 892 "parse.y" { template_list_glob(buffer, yyvsp[0].string); ; break;} case 91: #line 896 "parse.y" { template_subsystem_list_glob(buffer, "*"); ; break;} case 92: #line 900 "parse.y" { template_subsystem_list_glob(buffer, yyvsp[0].string); ; break;} case 93: #line 904 "parse.y" { yyvsp[0].string[strlen(yyvsp[0].string)-1] = '\0'; template_subsystem_list_glob(buffer, yyvsp[0].string+1); free(yyvsp[0].string); ; break;} case 94: #line 910 "parse.y" { if (strcasecmp(yyvsp[-1].string, "fd") == 0) { yyprintf("%d: %d\n", yyvsp[0].number, fdshare_inspect(yyvsp[0].number)); } else if (strcasecmp(yyvsp[-1].string, "trace") == 0) { struct evbuffer *evbuf = evbuffer_new(); if (evbuf == NULL) err(1, "%s: malloc"); trace_inspect(yyvsp[0].number, evbuf); yyprintf("%s", EVBUFFER_DATA(evbuf)); evbuffer_free(evbuf); } else { yyerror("Unsupported debug command: \"%s\"\n", yyvsp[-1].string); } free(yyvsp[-1].string); ; break;} case 95: #line 930 "parse.y" { yyval.number = 0; ; break;} case 96: #line 934 "parse.y" { yyval.number = 1; ; break;} case 97: #line 940 "parse.y" { yyval.number = 0; ; break;} case 98: #line 944 "parse.y" { yyval.number = 1; ; break;} case 99: #line 950 "parse.y" { yyval.number = 0; ; break;} case 100: #line 954 "parse.y" { yyval.number = PORT_TARPIT; ; break;} case 101: #line 960 "parse.y" { pf_osfp_t fp; yyvsp[0].string[strlen(yyvsp[0].string) - 1] = '\0'; if ((fp = pfctl_get_fingerprint(yyvsp[0].string+1)) == PF_OSFP_NOMATCH) yyerror("Unknown fingerprint \"%s\"", yyvsp[0].string+1); if ((yyval.condition.match_arg = malloc(sizeof(fp))) == NULL) yyerror("Out of memory"); memcpy(yyval.condition.match_arg, &fp, sizeof(fp)); yyval.condition.match = condition_match_osfp; yyval.condition.match_arglen = sizeof(fp); free (yyvsp[0].string); ; break;} case 102: #line 973 "parse.y" { if ((yyval.condition.match_arg = malloc(sizeof(struct addr))) == NULL) yyerror("Out of memory"); memcpy(yyval.condition.match_arg, &yyvsp[0].addr, sizeof(struct addr)); yyval.condition.match = condition_match_addr; yyval.condition.match_arglen = sizeof(struct addr); ; break;} case 103: #line 981 "parse.y" { if ((yyval.condition.match_arg = malloc(sizeof(struct addr))) == NULL) yyerror("Out of memory"); memcpy(yyval.condition.match_arg, &yyvsp[0].addr, sizeof(struct addr)); yyval.condition.match = condition_match_addr; yyval.condition.match_arglen = sizeof(struct addr); ; break;} case 104: #line 989 "parse.y" { if ((yyval.condition.match_arg = malloc(sizeof(struct condition_time))) == NULL) yyerror("Out of memory"); memcpy(yyval.condition.match_arg, &yyvsp[0].timecondition, sizeof(struct condition_time)); yyval.condition.match = condition_match_time; yyval.condition.match_arglen = sizeof(struct condition_time); ; break;} case 105: #line 997 "parse.y" { if ((yyval.condition.match_arg = malloc(sizeof(struct addr))) == NULL) yyerror("Out of memory"); memcpy(yyval.condition.match_arg, &yyvsp[0].number, sizeof(int)); yyval.condition.match = condition_match_proto; yyval.condition.match_arglen = sizeof(int); ; break;} case 106: #line 1005 "parse.y" { yyval.condition.match_arg = 0; yyval.condition.match = condition_match_otherwise; yyval.condition.match_arglen = 0; ; break;} case 107: #line 1013 "parse.y" { yyval.timecondition.tm_start = yyvsp[-2].time; yyval.timecondition.tm_end = yyvsp[0].time; ; break;} case 108: #line 1020 "parse.y" { int ispm = -1; int hour, minute; if (strcmp(yyvsp[0].string, "am") == 0) { ispm = 0; } else if (strcmp(yyvsp[0].string, "pm") == 0) { ispm = 1; } else { yyerror("Bad time specifier, use 'am' or 'pm': %s", yyvsp[0].string); break; } free (yyvsp[0].string); hour = yyvsp[-3].number + (ispm ? 12 : 0); minute = yyvsp[-1].number; memset(&yyval.time, 0, sizeof(yyval.time)); yyval.time.tm_hour = hour; yyval.time.tm_min = minute; ; break;} case 109: #line 1042 "parse.y" { char *time = yyvsp[0].string + 1; time[strlen(time)-1] = '\0'; if (strptime(time, "%T", &yyval.time) != NULL) { ; /* done */ } else if (strptime(time, "%r", &yyval.time) != NULL) { ; /* done */ } else { yyerror("Bad time specification; use \"hh:mm:ss\""); } free(yyvsp[0].string); ; break;} } /* the action file gets copied in in place of this dollarsign */ #line 543 "/usr/share/bison.simple" yyvsp -= yylen; yyssp -= yylen; #ifdef YYLSP_NEEDED yylsp -= yylen; #endif #if YYDEBUG != 0 if (yydebug) { short *ssp1 = yyss - 1; fprintf (stderr, "state stack now"); while (ssp1 != yyssp) fprintf (stderr, " %d", *++ssp1); fprintf (stderr, "\n"); } #endif *++yyvsp = yyval; #ifdef YYLSP_NEEDED yylsp++; if (yylen == 0) { yylsp->first_line = yylloc.first_line; yylsp->first_column = yylloc.first_column; yylsp->last_line = (yylsp-1)->last_line; yylsp->last_column = (yylsp-1)->last_column; yylsp->text = 0; } else { yylsp->last_line = (yylsp+yylen-1)->last_line; yylsp->last_column = (yylsp+yylen-1)->last_column; } #endif /* Now "shift" the result of the reduction. Determine what state that goes to, based on the state we popped back to and the rule number reduced by. */ yyn = yyr1[yyn]; yystate = yypgoto[yyn - YYNTBASE] + *yyssp; if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp) yystate = yytable[yystate]; else yystate = yydefgoto[yyn - YYNTBASE]; goto yynewstate; yyerrlab: /* here on detecting error */ if (! yyerrstatus) /* If not already recovering from an error, report this error. */ { ++yynerrs; #ifdef YYERROR_VERBOSE yyn = yypact[yystate]; if (yyn > YYFLAG && yyn < YYLAST) { int size = 0; char *msg; int x, count; count = 0; /* Start X at -yyn if nec to avoid negative indexes in yycheck. */ for (x = (yyn < 0 ? -yyn : 0); x < (sizeof(yytname) / sizeof(char *)); x++) if (yycheck[x + yyn] == x) size += strlen(yytname[x]) + 15, count++; msg = (char *) malloc(size + 15); if (msg != 0) { strcpy(msg, "parse error"); if (count < 5) { count = 0; for (x = (yyn < 0 ? -yyn : 0); x < (sizeof(yytname) / sizeof(char *)); x++) if (yycheck[x + yyn] == x) { strcat(msg, count == 0 ? ", expecting `" : " or `"); strcat(msg, yytname[x]); strcat(msg, "'"); count++; } } yyerror(msg); free(msg); } else yyerror ("parse error; also virtual memory exceeded"); } else #endif /* YYERROR_VERBOSE */ yyerror("parse error"); } goto yyerrlab1; yyerrlab1: /* here on error raised explicitly by an action */ if (yyerrstatus == 3) { /* if just tried and failed to reuse lookahead token after an error, discard it. */ /* return failure if at end of input */ if (yychar == YYEOF) YYABORT; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]); #endif yychar = YYEMPTY; } /* Else will try to reuse lookahead token after shifting the error token. */ yyerrstatus = 3; /* Each real token shifted decrements this */ goto yyerrhandle; yyerrdefault: /* current state does not do anything special for the error token. */ #if 0 /* This is wrong; only states that explicitly want error tokens should shift them. */ yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/ if (yyn) goto yydefault; #endif yyerrpop: /* pop the current state because it cannot handle the error token */ if (yyssp == yyss) YYABORT; yyvsp--; yystate = *--yyssp; #ifdef YYLSP_NEEDED yylsp--; #endif #if YYDEBUG != 0 if (yydebug) { short *ssp1 = yyss - 1; fprintf (stderr, "Error: state stack now"); while (ssp1 != yyssp) fprintf (stderr, " %d", *++ssp1); fprintf (stderr, "\n"); } #endif yyerrhandle: yyn = yypact[yystate]; if (yyn == YYFLAG) goto yyerrdefault; yyn += YYTERROR; if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR) goto yyerrdefault; yyn = yytable[yyn]; if (yyn < 0) { if (yyn == YYFLAG) goto yyerrpop; yyn = -yyn; goto yyreduce; } else if (yyn == 0) goto yyerrpop; if (yyn == YYFINAL) YYACCEPT; #if YYDEBUG != 0 if (yydebug) fprintf(stderr, "Shifting error token, "); #endif *++yyvsp = yylval; #ifdef YYLSP_NEEDED *++yylsp = yylloc; #endif yystate = yyn; goto yynewstate; yyacceptlab: /* YYACCEPT comes here. */ if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 0; yyabortlab: /* YYABORT comes here. */ if (yyfree_stacks) { free (yyss); free (yyvs); #ifdef YYLSP_NEEDED free (yyls); #endif } return 1; } #line 1057 "parse.y" static void dhcp_template(struct template *tmpl, char *interface, char *mac_addr) { struct interface *inter; struct template *newtmpl; struct addr addr; extern int need_dhcp; extern int need_arp; if (mac_addr == NULL && tmpl->ethernet_addr == NULL) { yyerror("Need an ethernet address for DHCP."); return; } /* Find the right interface */ if ((inter = interface_find(interface)) == NULL) { yyerror("Interface \"%s\" does not exist.", interface); return; } if (inter->if_ent.intf_link_addr.addr_type != ADDR_TYPE_ETH) { yyerror("Interface \"%s\" does not support ARP.", interface); return; } /* Need to find a temporary IP address */ if (template_get_dhcp_address(&addr) == -1) { yyerror("Failed to obtain temporary IP address."); return; } newtmpl = template_clone(addr_ntoa(&addr), tmpl, inter, 1); if (newtmpl == NULL) { yyerror("Binding to %s failed", addr_ntoa(&addr)); return; } if (mac_addr != NULL) { /* * This is more complicated than it should be. * 1. Remove existing ARP table entries. * 2. Set new ethernet MAC address * 3. Assign interface to template * 4. Post new ARP table entry. */ template_remove_arp(newtmpl); newtmpl->ethernet_addr = ethernetcode_make_address(mac_addr); if (newtmpl->ethernet_addr == NULL) { yyerror("Unknown ethernet vendor \"%s\"", mac_addr); } newtmpl->inter = inter; /* We need to update the ARP binding */ template_post_arp(newtmpl, &addr); } /* We can ignore the rest if we just verify the configuration */ if (honeyd_verify_config) return; /* Wow - now we can assign the DHCP object to it */ if (dhcp_getconf(newtmpl) == -1) { yyerror("Failed to start DHCP on %s", inter->if_ent.intf_name); return; } need_arp = need_dhcp = 1; } int yyerror(char *fmt, ...) { va_list ap; errors = 1; va_start(ap, fmt); if (buffer == NULL) { fprintf(stderr, "%s:%d: ", filename, lineno); vfprintf(stderr, fmt, ap); fprintf(stderr, "\n"); } else { char *data; if (vasprintf(&data, fmt, ap) == -1) err(1, "%s: vasprintf", __func__); evbuffer_add_printf(buffer, "%s: %s\n", filename, data); free(data); } va_end(ap); return (0); } int yywarn(char *fmt, ...) { va_list ap; va_start(ap, fmt); if (buffer == NULL) { fprintf(stderr, "%s:%d: ", filename, lineno); vfprintf(stderr, fmt, ap); fprintf(stderr, "\n"); } else { char *data; if (vasprintf(&data, fmt, ap) == -1) err(1, "%s: vasprintf", __func__); evbuffer_add_printf(buffer, "%s: %s\n", filename, data); free(data); } va_end(ap); return (0); } int yyprintf(char *fmt, ...) { va_list ap; va_start(ap, fmt); if (buffer == NULL) { vfprintf(stdout, fmt, ap); } else { char *data; if (vasprintf(&data, fmt, ap) == -1) err(1, "%s: vasprintf", __func__); evbuffer_add_printf(buffer, "%s", data); free(data); } va_end(ap); return (0); } int parse_configuration(FILE *input, char *name) { extern FILE *yyin; buffer = NULL; errors = 0; lineno = 1; filename = name; yyin = input; yyparse(); return (errors ? -1 : 0); } /* * Parse from memory. Error output is buffered */ int parse_line(struct evbuffer *output, char *line) { void *yybuf; buffer = output; errors = 0; lineno = 1; filename = ""; yybuf = yy_scan_string(line); yyparse(); yy_delete_buffer(yybuf); return (errors ? -1 : 0); }