/crypto/heimdal/appl/ftp/ftpd/ftpcmd.c
C | 3532 lines | 2815 code | 414 blank | 303 comment | 494 complexity | 26c4001a2a6f5dabfde2e8157f4c1009 MD5 | raw file
Possible License(s): MPL-2.0-no-copyleft-exception, BSD-3-Clause, LGPL-2.0, LGPL-2.1, BSD-2-Clause, 0BSD, JSON, AGPL-1.0, GPL-2.0
- /* A Bison parser, made by GNU Bison 2.3. */
- /* Skeleton implementation for Bison's Yacc-like parsers in C
- Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
- 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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
- /* As a special exception, you may create a larger work that contains
- part or all of the Bison parser skeleton and distribute that work
- under terms of your choice, so long as that work isn't itself a
- parser generator using the skeleton or a modified version thereof
- as a parser skeleton. Alternatively, if you modify or redistribute
- the parser skeleton itself, you may (at your option) remove this
- special exception, which will cause the skeleton and the resulting
- Bison output files to be licensed under the GNU General Public
- License without this special exception.
- This special exception was added by the Free Software Foundation in
- version 2.2 of Bison. */
- /* C LALR(1) parser skeleton written by Richard Stallman, by
- simplifying the original so-called "semantic" parser. */
- /* All symbols defined below should begin with yy or YY, to avoid
- infringing on user name space. This should be done even for local
- variables, as they might otherwise be expanded by user macros.
- There are some unavoidable exceptions within include files to
- define necessary library symbols; they are noted "INFRINGES ON
- USER NAME SPACE" below. */
- /* Identify Bison output. */
- #define YYBISON 1
- /* Bison version. */
- #define YYBISON_VERSION "2.3"
- /* Skeleton name. */
- #define YYSKELETON_NAME "yacc.c"
- /* Pure parsers. */
- #define YYPURE 0
- /* Using locations. */
- #define YYLSP_NEEDED 0
- /* Tokens. */
- #ifndef YYTOKENTYPE
- # define YYTOKENTYPE
- /* Put the tokens into the symbol table, so that GDB and other debuggers
- know about them. */
- enum yytokentype {
- A = 258,
- B = 259,
- C = 260,
- E = 261,
- F = 262,
- I = 263,
- L = 264,
- N = 265,
- P = 266,
- R = 267,
- S = 268,
- T = 269,
- SP = 270,
- CRLF = 271,
- COMMA = 272,
- USER = 273,
- PASS = 274,
- ACCT = 275,
- REIN = 276,
- QUIT = 277,
- PORT = 278,
- PASV = 279,
- TYPE = 280,
- STRU = 281,
- MODE = 282,
- RETR = 283,
- STOR = 284,
- APPE = 285,
- MLFL = 286,
- MAIL = 287,
- MSND = 288,
- MSOM = 289,
- MSAM = 290,
- MRSQ = 291,
- MRCP = 292,
- ALLO = 293,
- REST = 294,
- RNFR = 295,
- RNTO = 296,
- ABOR = 297,
- DELE = 298,
- CWD = 299,
- LIST = 300,
- NLST = 301,
- SITE = 302,
- sTAT = 303,
- HELP = 304,
- NOOP = 305,
- MKD = 306,
- RMD = 307,
- PWD = 308,
- CDUP = 309,
- STOU = 310,
- SMNT = 311,
- SYST = 312,
- SIZE = 313,
- MDTM = 314,
- EPRT = 315,
- EPSV = 316,
- UMASK = 317,
- IDLE = 318,
- CHMOD = 319,
- AUTH = 320,
- ADAT = 321,
- PROT = 322,
- PBSZ = 323,
- CCC = 324,
- MIC = 325,
- CONF = 326,
- ENC = 327,
- KAUTH = 328,
- KLIST = 329,
- KDESTROY = 330,
- KRBTKFILE = 331,
- AFSLOG = 332,
- LOCATE = 333,
- URL = 334,
- FEAT = 335,
- OPTS = 336,
- LEXERR = 337,
- STRING = 338,
- NUMBER = 339
- };
- #endif
- /* Tokens. */
- #define A 258
- #define B 259
- #define C 260
- #define E 261
- #define F 262
- #define I 263
- #define L 264
- #define N 265
- #define P 266
- #define R 267
- #define S 268
- #define T 269
- #define SP 270
- #define CRLF 271
- #define COMMA 272
- #define USER 273
- #define PASS 274
- #define ACCT 275
- #define REIN 276
- #define QUIT 277
- #define PORT 278
- #define PASV 279
- #define TYPE 280
- #define STRU 281
- #define MODE 282
- #define RETR 283
- #define STOR 284
- #define APPE 285
- #define MLFL 286
- #define MAIL 287
- #define MSND 288
- #define MSOM 289
- #define MSAM 290
- #define MRSQ 291
- #define MRCP 292
- #define ALLO 293
- #define REST 294
- #define RNFR 295
- #define RNTO 296
- #define ABOR 297
- #define DELE 298
- #define CWD 299
- #define LIST 300
- #define NLST 301
- #define SITE 302
- #define sTAT 303
- #define HELP 304
- #define NOOP 305
- #define MKD 306
- #define RMD 307
- #define PWD 308
- #define CDUP 309
- #define STOU 310
- #define SMNT 311
- #define SYST 312
- #define SIZE 313
- #define MDTM 314
- #define EPRT 315
- #define EPSV 316
- #define UMASK 317
- #define IDLE 318
- #define CHMOD 319
- #define AUTH 320
- #define ADAT 321
- #define PROT 322
- #define PBSZ 323
- #define CCC 324
- #define MIC 325
- #define CONF 326
- #define ENC 327
- #define KAUTH 328
- #define KLIST 329
- #define KDESTROY 330
- #define KRBTKFILE 331
- #define AFSLOG 332
- #define LOCATE 333
- #define URL 334
- #define FEAT 335
- #define OPTS 336
- #define LEXERR 337
- #define STRING 338
- #define NUMBER 339
- /* Copy the first part of user declarations. */
- #line 43 "ftpcmd.y"
- #include "ftpd_locl.h"
- RCSID("$Id$");
- off_t restart_point;
- static int hasyyerrored;
- static int cmd_type;
- static int cmd_form;
- static int cmd_bytesz;
- char cbuf[64*1024];
- char *fromname;
- struct tab {
- char *name;
- short token;
- short state;
- short implemented; /* 1 if command is implemented */
- char *help;
- };
- extern struct tab cmdtab[];
- extern struct tab sitetab[];
- static char *copy (char *);
- static void help (struct tab *, char *);
- static struct tab *
- lookup (struct tab *, char *);
- static void sizecmd (char *);
- static RETSIGTYPE toolong (int);
- static int yylex (void);
- /* This is for bison */
- #if !defined(alloca) && !defined(HAVE_ALLOCA)
- #define alloca(x) malloc(x)
- #endif
- /* Enabling traces. */
- #ifndef YYDEBUG
- # define YYDEBUG 0
- #endif
- /* Enabling verbose error messages. */
- #ifdef YYERROR_VERBOSE
- # undef YYERROR_VERBOSE
- # define YYERROR_VERBOSE 1
- #else
- # define YYERROR_VERBOSE 0
- #endif
- /* Enabling the token table. */
- #ifndef YYTOKEN_TABLE
- # define YYTOKEN_TABLE 0
- #endif
- #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
- typedef union YYSTYPE
- #line 86 "ftpcmd.y"
- {
- int i;
- char *s;
- }
- /* Line 193 of yacc.c. */
- #line 312 "ftpcmd.c"
- YYSTYPE;
- # define yystype YYSTYPE /* obsolescent; will be withdrawn */
- # define YYSTYPE_IS_DECLARED 1
- # define YYSTYPE_IS_TRIVIAL 1
- #endif
- /* Copy the second part of user declarations. */
- /* Line 216 of yacc.c. */
- #line 325 "ftpcmd.c"
- #ifdef short
- # undef short
- #endif
- #ifdef YYTYPE_UINT8
- typedef YYTYPE_UINT8 yytype_uint8;
- #else
- typedef unsigned char yytype_uint8;
- #endif
- #ifdef YYTYPE_INT8
- typedef YYTYPE_INT8 yytype_int8;
- #elif (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- typedef signed char yytype_int8;
- #else
- typedef short int yytype_int8;
- #endif
- #ifdef YYTYPE_UINT16
- typedef YYTYPE_UINT16 yytype_uint16;
- #else
- typedef unsigned short int yytype_uint16;
- #endif
- #ifdef YYTYPE_INT16
- typedef YYTYPE_INT16 yytype_int16;
- #else
- typedef short int yytype_int16;
- #endif
- #ifndef YYSIZE_T
- # ifdef __SIZE_TYPE__
- # define YYSIZE_T __SIZE_TYPE__
- # elif defined size_t
- # define YYSIZE_T size_t
- # elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- # include <stddef.h> /* INFRINGES ON USER NAME SPACE */
- # define YYSIZE_T size_t
- # else
- # define YYSIZE_T unsigned int
- # endif
- #endif
- #define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
- #ifndef YY_
- # if defined YYENABLE_NLS && YYENABLE_NLS
- # if ENABLE_NLS
- # include <libintl.h> /* INFRINGES ON USER NAME SPACE */
- # define YY_(msgid) dgettext ("bison-runtime", msgid)
- # endif
- # endif
- # ifndef YY_
- # define YY_(msgid) msgid
- # endif
- #endif
- /* Suppress unused-variable warnings by "using" E. */
- #if ! defined lint || defined __GNUC__
- # define YYUSE(e) ((void) (e))
- #else
- # define YYUSE(e) /* empty */
- #endif
- /* Identity function, used to suppress warnings about constant conditions. */
- #ifndef lint
- # define YYID(n) (n)
- #else
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static int
- YYID (int i)
- #else
- static int
- YYID (i)
- int i;
- #endif
- {
- return i;
- }
- #endif
- #if ! defined yyoverflow || YYERROR_VERBOSE
- /* The parser invokes alloca or malloc; define the necessary symbols. */
- # ifdef YYSTACK_USE_ALLOCA
- # if YYSTACK_USE_ALLOCA
- # ifdef __GNUC__
- # define YYSTACK_ALLOC __builtin_alloca
- # elif defined __BUILTIN_VA_ARG_INCR
- # include <alloca.h> /* INFRINGES ON USER NAME SPACE */
- # elif defined _AIX
- # define YYSTACK_ALLOC __alloca
- # elif defined _MSC_VER
- # include <malloc.h> /* INFRINGES ON USER NAME SPACE */
- # define alloca _alloca
- # else
- # define YYSTACK_ALLOC alloca
- # if ! defined _ALLOCA_H && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
- # ifndef _STDLIB_H
- # define _STDLIB_H 1
- # endif
- # endif
- # endif
- # endif
- # endif
- # ifdef YYSTACK_ALLOC
- /* Pacify GCC's `empty if-body' warning. */
- # define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
- # ifndef YYSTACK_ALLOC_MAXIMUM
- /* The OS might guarantee only one guard page at the bottom of the stack,
- and a page size can be as small as 4096 bytes. So we cannot safely
- invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
- to allow for a few compiler-allocated temporary stack slots. */
- # define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
- # endif
- # else
- # define YYSTACK_ALLOC YYMALLOC
- # define YYSTACK_FREE YYFREE
- # ifndef YYSTACK_ALLOC_MAXIMUM
- # define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
- # endif
- # if (defined __cplusplus && ! defined _STDLIB_H \
- && ! ((defined YYMALLOC || defined malloc) \
- && (defined YYFREE || defined free)))
- # include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
- # ifndef _STDLIB_H
- # define _STDLIB_H 1
- # endif
- # endif
- # ifndef YYMALLOC
- # define YYMALLOC malloc
- # if ! defined malloc && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
- # endif
- # endif
- # ifndef YYFREE
- # define YYFREE free
- # if ! defined free && ! defined _STDLIB_H && (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- void free (void *); /* INFRINGES ON USER NAME SPACE */
- # endif
- # endif
- # endif
- #endif /* ! defined yyoverflow || YYERROR_VERBOSE */
- #if (! defined yyoverflow \
- && (! defined __cplusplus \
- || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
- /* A type that is properly aligned for any stack member. */
- union yyalloc
- {
- yytype_int16 yyss;
- YYSTYPE yyvs;
- };
- /* The size of the maximum gap between one aligned stack and the next. */
- # define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
- /* The size of an array large to enough to hold all stacks, each with
- N elements. */
- # define YYSTACK_BYTES(N) \
- ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \
- + YYSTACK_GAP_MAXIMUM)
- /* Copy COUNT objects from FROM to TO. The source and destination do
- not overlap. */
- # ifndef YYCOPY
- # if defined __GNUC__ && 1 < __GNUC__
- # define YYCOPY(To, From, Count) \
- __builtin_memcpy (To, From, (Count) * sizeof (*(From)))
- # else
- # define YYCOPY(To, From, Count) \
- do \
- { \
- YYSIZE_T yyi; \
- for (yyi = 0; yyi < (Count); yyi++) \
- (To)[yyi] = (From)[yyi]; \
- } \
- while (YYID (0))
- # endif
- # endif
- /* Relocate STACK from its old location to the new one. The
- local variables YYSIZE and YYSTACKSIZE give the old and new number of
- elements in the stack, and YYPTR gives the new location of the
- stack. Advance YYPTR to a properly aligned location for the next
- stack. */
- # define YYSTACK_RELOCATE(Stack) \
- do \
- { \
- YYSIZE_T yynewbytes; \
- YYCOPY (&yyptr->Stack, Stack, yysize); \
- Stack = &yyptr->Stack; \
- yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
- yyptr += yynewbytes / sizeof (*yyptr); \
- } \
- while (YYID (0))
- #endif
- /* YYFINAL -- State number of the termination state. */
- #define YYFINAL 2
- /* YYLAST -- Last index in YYTABLE. */
- #define YYLAST 327
- /* YYNTOKENS -- Number of terminals. */
- #define YYNTOKENS 85
- /* YYNNTS -- Number of nonterminals. */
- #define YYNNTS 18
- /* YYNRULES -- Number of rules. */
- #define YYNRULES 98
- /* YYNRULES -- Number of states. */
- #define YYNSTATES 317
- /* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX. */
- #define YYUNDEFTOK 2
- #define YYMAXUTOK 339
- #define YYTRANSLATE(YYX) \
- ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
- /* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX. */
- static const yytype_uint8 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, 2, 3, 4,
- 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
- 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
- 25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
- 35, 36, 37, 38, 39, 40, 41, 42, 43, 44,
- 45, 46, 47, 48, 49, 50, 51, 52, 53, 54,
- 55, 56, 57, 58, 59, 60, 61, 62, 63, 64,
- 65, 66, 67, 68, 69, 70, 71, 72, 73, 74,
- 75, 76, 77, 78, 79, 80, 81, 82, 83, 84
- };
- #if YYDEBUG
- /* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
- YYRHS. */
- static const yytype_uint16 yyprhs[] =
- {
- 0, 0, 3, 4, 7, 10, 16, 22, 28, 34,
- 38, 42, 48, 54, 60, 66, 72, 82, 88, 94,
- 100, 104, 110, 114, 120, 126, 130, 136, 142, 146,
- 150, 156, 160, 166, 170, 176, 182, 186, 190, 194,
- 200, 206, 214, 220, 228, 238, 244, 252, 260, 266,
- 272, 280, 286, 294, 302, 308, 314, 318, 324, 330,
- 334, 337, 343, 349, 354, 359, 365, 371, 375, 380,
- 385, 390, 392, 393, 395, 397, 409, 411, 413, 415,
- 417, 421, 423, 427, 429, 431, 435, 438, 440, 442,
- 444, 446, 448, 450, 452, 454, 456, 458, 460
- };
- /* YYRHS -- A `-1'-separated list of the rules' RHS. */
- static const yytype_int8 yyrhs[] =
- {
- 86, 0, -1, -1, 86, 87, -1, 86, 88, -1,
- 18, 15, 89, 16, 102, -1, 19, 15, 90, 16,
- 102, -1, 23, 15, 92, 16, 102, -1, 60, 15,
- 83, 16, 102, -1, 24, 16, 101, -1, 61, 16,
- 101, -1, 61, 15, 83, 16, 101, -1, 25, 15,
- 94, 16, 102, -1, 26, 15, 95, 16, 102, -1,
- 27, 15, 96, 16, 102, -1, 38, 15, 84, 16,
- 102, -1, 38, 15, 84, 15, 12, 15, 84, 16,
- 102, -1, 28, 15, 97, 16, 101, -1, 29, 15,
- 97, 16, 101, -1, 30, 15, 97, 16, 101, -1,
- 46, 16, 101, -1, 46, 15, 83, 16, 101, -1,
- 45, 16, 101, -1, 45, 15, 97, 16, 101, -1,
- 48, 15, 97, 16, 101, -1, 48, 16, 102, -1,
- 43, 15, 97, 16, 100, -1, 41, 15, 97, 16,
- 100, -1, 42, 16, 102, -1, 44, 16, 101, -1,
- 44, 15, 97, 16, 101, -1, 49, 16, 102, -1,
- 49, 15, 83, 16, 102, -1, 50, 16, 102, -1,
- 51, 15, 97, 16, 101, -1, 52, 15, 97, 16,
- 100, -1, 53, 16, 101, -1, 54, 16, 101, -1,
- 80, 16, 102, -1, 81, 15, 83, 16, 102, -1,
- 47, 15, 49, 16, 102, -1, 47, 15, 49, 15,
- 83, 16, 102, -1, 47, 15, 62, 16, 101, -1,
- 47, 15, 62, 15, 99, 16, 100, -1, 47, 15,
- 64, 15, 99, 15, 97, 16, 100, -1, 47, 15,
- 63, 16, 102, -1, 47, 15, 63, 15, 84, 16,
- 102, -1, 47, 15, 73, 15, 83, 16, 101, -1,
- 47, 15, 74, 16, 101, -1, 47, 15, 75, 16,
- 101, -1, 47, 15, 76, 15, 83, 16, 101, -1,
- 47, 15, 77, 16, 101, -1, 47, 15, 77, 15,
- 83, 16, 101, -1, 47, 15, 78, 15, 83, 16,
- 101, -1, 47, 15, 79, 16, 102, -1, 55, 15,
- 97, 16, 101, -1, 57, 16, 102, -1, 58, 15,
- 97, 16, 101, -1, 59, 15, 97, 16, 101, -1,
- 22, 16, 102, -1, 1, 16, -1, 40, 15, 97,
- 16, 100, -1, 39, 15, 91, 16, 102, -1, 65,
- 15, 83, 16, -1, 66, 15, 83, 16, -1, 68,
- 15, 84, 16, 102, -1, 67, 15, 83, 16, 102,
- -1, 69, 16, 102, -1, 70, 15, 83, 16, -1,
- 71, 15, 83, 16, -1, 72, 15, 83, 16, -1,
- 83, -1, -1, 83, -1, 84, -1, 84, 17, 84,
- 17, 84, 17, 84, 17, 84, 17, 84, -1, 10,
- -1, 14, -1, 5, -1, 3, -1, 3, 15, 93,
- -1, 6, -1, 6, 15, 93, -1, 8, -1, 9,
- -1, 9, 15, 91, -1, 9, 91, -1, 7, -1,
- 12, -1, 11, -1, 13, -1, 4, -1, 5, -1,
- 98, -1, 83, -1, 84, -1, 101, -1, 102, -1,
- -1
- };
- /* YYRLINE[YYN] -- source line where rule number YYN was defined. */
- static const yytype_uint16 yyrline[] =
- {
- 0, 129, 129, 131, 136, 140, 146, 154, 175, 181,
- 186, 191, 197, 234, 248, 262, 268, 274, 283, 292,
- 301, 306, 315, 320, 326, 333, 338, 345, 359, 364,
- 373, 380, 385, 402, 407, 414, 421, 426, 431, 441,
- 448, 453, 458, 466, 479, 493, 500, 517, 521, 526,
- 530, 534, 545, 558, 565, 570, 577, 595, 612, 640,
- 647, 653, 663, 673, 678, 683, 688, 693, 698, 703,
- 708, 716, 721, 724, 728, 732, 745, 749, 753, 760,
- 765, 770, 775, 780, 784, 789, 795, 803, 807, 811,
- 818, 822, 826, 833, 861, 865, 891, 899, 910
- };
- #endif
- #if YYDEBUG || YYERROR_VERBOSE || YYTOKEN_TABLE
- /* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
- First, the terminals, then, starting at YYNTOKENS, nonterminals. */
- static const char *const yytname[] =
- {
- "$end", "error", "$undefined", "A", "B", "C", "E", "F", "I", "L", "N",
- "P", "R", "S", "T", "SP", "CRLF", "COMMA", "USER", "PASS", "ACCT",
- "REIN", "QUIT", "PORT", "PASV", "TYPE", "STRU", "MODE", "RETR", "STOR",
- "APPE", "MLFL", "MAIL", "MSND", "MSOM", "MSAM", "MRSQ", "MRCP", "ALLO",
- "REST", "RNFR", "RNTO", "ABOR", "DELE", "CWD", "LIST", "NLST", "SITE",
- "sTAT", "HELP", "NOOP", "MKD", "RMD", "PWD", "CDUP", "STOU", "SMNT",
- "SYST", "SIZE", "MDTM", "EPRT", "EPSV", "UMASK", "IDLE", "CHMOD", "AUTH",
- "ADAT", "PROT", "PBSZ", "CCC", "MIC", "CONF", "ENC", "KAUTH", "KLIST",
- "KDESTROY", "KRBTKFILE", "AFSLOG", "LOCATE", "URL", "FEAT", "OPTS",
- "LEXERR", "STRING", "NUMBER", "$accept", "cmd_list", "cmd", "rcmd",
- "username", "password", "byte_size", "host_port", "form_code",
- "type_code", "struct_code", "mode_code", "pathname", "pathstring",
- "octal_number", "check_login_no_guest", "check_login", "check_secure", 0
- };
- #endif
- # ifdef YYPRINT
- /* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
- token YYLEX-NUM. */
- static const yytype_uint16 yytoknum[] =
- {
- 0, 256, 257, 258, 259, 260, 261, 262, 263, 264,
- 265, 266, 267, 268, 269, 270, 271, 272, 273, 274,
- 275, 276, 277, 278, 279, 280, 281, 282, 283, 284,
- 285, 286, 287, 288, 289, 290, 291, 292, 293, 294,
- 295, 296, 297, 298, 299, 300, 301, 302, 303, 304,
- 305, 306, 307, 308, 309, 310, 311, 312, 313, 314,
- 315, 316, 317, 318, 319, 320, 321, 322, 323, 324,
- 325, 326, 327, 328, 329, 330, 331, 332, 333, 334,
- 335, 336, 337, 338, 339
- };
- # endif
- /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */
- static const yytype_uint8 yyr1[] =
- {
- 0, 85, 86, 86, 86, 87, 87, 87, 87, 87,
- 87, 87, 87, 87, 87, 87, 87, 87, 87, 87,
- 87, 87, 87, 87, 87, 87, 87, 87, 87, 87,
- 87, 87, 87, 87, 87, 87, 87, 87, 87, 87,
- 87, 87, 87, 87, 87, 87, 87, 87, 87, 87,
- 87, 87, 87, 87, 87, 87, 87, 87, 87, 87,
- 87, 88, 88, 88, 88, 88, 88, 88, 88, 88,
- 88, 89, 90, 90, 91, 92, 93, 93, 93, 94,
- 94, 94, 94, 94, 94, 94, 94, 95, 95, 95,
- 96, 96, 96, 97, 98, 99, 100, 101, 102
- };
- /* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN. */
- static const yytype_uint8 yyr2[] =
- {
- 0, 2, 0, 2, 2, 5, 5, 5, 5, 3,
- 3, 5, 5, 5, 5, 5, 9, 5, 5, 5,
- 3, 5, 3, 5, 5, 3, 5, 5, 3, 3,
- 5, 3, 5, 3, 5, 5, 3, 3, 3, 5,
- 5, 7, 5, 7, 9, 5, 7, 7, 5, 5,
- 7, 5, 7, 7, 5, 5, 3, 5, 5, 3,
- 2, 5, 5, 4, 4, 5, 5, 3, 4, 4,
- 4, 1, 0, 1, 1, 11, 1, 1, 1, 1,
- 3, 1, 3, 1, 1, 3, 2, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 0
- };
- /* YYDEFACT[STATE-NAME] -- Default rule to reduce with in state
- STATE-NUM when YYTABLE doesn't specify something else to do. Zero
- means the default is an error. */
- static const yytype_uint8 yydefact[] =
- {
- 2, 0, 1, 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, 0, 0, 0, 0, 0, 3, 4,
- 60, 0, 72, 98, 0, 98, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 98, 0, 0, 98,
- 0, 98, 0, 98, 0, 0, 98, 0, 98, 98,
- 0, 0, 98, 98, 0, 98, 0, 0, 0, 0,
- 98, 0, 0, 0, 0, 98, 0, 0, 0, 98,
- 0, 71, 0, 73, 0, 59, 0, 0, 9, 97,
- 79, 81, 83, 84, 0, 87, 89, 88, 0, 91,
- 92, 90, 0, 94, 0, 93, 0, 0, 0, 74,
- 0, 0, 0, 28, 0, 0, 29, 0, 22, 0,
- 20, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 25, 0, 31, 33, 0, 0, 36,
- 37, 0, 56, 0, 0, 0, 0, 10, 0, 0,
- 0, 0, 67, 0, 0, 0, 38, 0, 98, 98,
- 0, 98, 0, 0, 0, 86, 98, 98, 98, 98,
- 98, 98, 0, 98, 98, 98, 98, 98, 98, 98,
- 98, 0, 98, 0, 98, 0, 98, 0, 0, 98,
- 98, 0, 0, 98, 0, 98, 98, 98, 98, 98,
- 98, 98, 98, 98, 98, 63, 64, 98, 98, 68,
- 69, 70, 98, 5, 6, 0, 7, 78, 76, 77,
- 80, 82, 85, 12, 13, 14, 17, 18, 19, 0,
- 15, 62, 61, 96, 27, 26, 30, 23, 21, 0,
- 40, 95, 0, 42, 0, 45, 0, 0, 48, 49,
- 0, 0, 51, 0, 54, 24, 32, 34, 35, 55,
- 57, 58, 8, 11, 66, 65, 39, 0, 0, 98,
- 98, 98, 0, 98, 98, 98, 98, 0, 0, 41,
- 43, 46, 0, 47, 50, 52, 53, 0, 98, 98,
- 0, 16, 44, 0, 0, 0, 75
- };
- /* YYDEFGOTO[NTERM-NUM]. */
- static const yytype_int16 yydefgoto[] =
- {
- -1, 1, 48, 49, 102, 104, 130, 107, 240, 114,
- 118, 122, 124, 125, 262, 252, 253, 109
- };
- /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
- STATE-NUM. */
- #define YYPACT_NINF -196
- static const yytype_int16 yypact[] =
- {
- -196, 246, -196, 3, 13, 20, 11, 24, 21, 26,
- 30, 45, 66, 67, 68, 69, 70, 71, 72, 76,
- 73, -7, -5, 15, 78, 28, 32, 80, 79, 82,
- 83, 91, 93, 94, 96, 97, 98, 38, 100, 101,
- 102, 103, 104, 106, 107, 108, 111, 109, -196, -196,
- -196, -66, 36, -196, 14, -196, 12, 22, 1, 46,
- 46, 46, 25, 48, 46, 46, -196, 46, 46, -196,
- 46, -196, 53, -196, 27, 46, -196, 55, -196, -196,
- 46, 46, -196, -196, 46, -196, 46, 46, 56, 59,
- -196, 60, 61, 62, 63, -196, 65, 77, 85, -196,
- 86, -196, 114, -196, 115, -196, 120, 130, -196, -196,
- 135, 136, -196, -11, 138, -196, -196, -196, 139, -196,
- -196, -196, 143, -196, 145, -196, 147, 156, 47, -196,
- 157, 162, 165, -196, 166, 168, -196, 170, -196, 174,
- -196, 49, 52, 54, 137, 177, 178, 179, 181, 64,
- 182, 183, 184, -196, 185, -196, -196, 186, 187, -196,
- -196, 188, -196, 189, 190, 191, 192, -196, 193, 194,
- 195, 196, -196, 197, 198, 199, -196, 200, -196, -196,
- 133, -196, 2, 2, 48, -196, -196, -196, -196, -196,
- -196, -196, 206, -196, -196, -196, -196, -196, -196, -196,
- -196, 110, -196, 140, -196, 141, -196, 140, 144, -196,
- -196, 146, 148, -196, 149, -196, -196, -196, -196, -196,
- -196, -196, -196, -196, -196, -196, -196, -196, -196, -196,
- -196, -196, -196, -196, -196, 202, -196, -196, -196, -196,
- -196, -196, -196, -196, -196, -196, -196, -196, -196, 205,
- -196, -196, -196, -196, -196, -196, -196, -196, -196, 207,
- -196, -196, 210, -196, 212, -196, 215, 217, -196, -196,
- 218, 219, -196, 221, -196, -196, -196, -196, -196, -196,
- -196, -196, -196, -196, -196, -196, -196, 155, 158, -196,
- -196, -196, 46, -196, -196, -196, -196, 204, 224, -196,
- -196, -196, 225, -196, -196, -196, -196, 159, -196, -196,
- 227, -196, -196, 161, 231, 167, -196
- };
- /* YYPGOTO[NTERM-NUM]. */
- static const yytype_int16 yypgoto[] =
- {
- -196, -196, -196, -196, -196, -196, -110, -196, 39, -196,
- -196, -196, -9, -196, 42, -195, -33, -53
- };
- /* YYTABLE[YYPACT[STATE-NUM]]. What to do in state STATE-NUM. If
- positive, shift that token. If negative, reduce the rule which
- number is the opposite. If zero, do what YYDEFACT says.
- If YYTABLE_NINF, syntax error. */
- #define YYTABLE_NINF -1
- static const yytype_uint16 yytable[] =
- {
- 105, 254, 255, 185, 184, 119, 120, 237, 68, 69,
- 70, 71, 238, 133, 121, 110, 239, 101, 111, 50,
- 112, 113, 108, 153, 278, 155, 156, 53, 51, 115,
- 72, 73, 162, 116, 117, 52, 136, 55, 138, 54,
- 140, 56, 172, 75, 76, 57, 176, 77, 78, 159,
- 160, 126, 127, 89, 90, 131, 132, 167, 134, 135,
- 58, 137, 192, 193, 201, 202, 152, 203, 204, 205,
- 206, 157, 158, 129, 242, 161, 141, 163, 164, 212,
- 213, 59, 60, 61, 62, 63, 64, 65, 67, 142,
- 143, 144, 66, 74, 80, 300, 79, 81, 106, 82,
- 145, 146, 147, 148, 149, 150, 151, 83, 84, 128,
- 85, 86, 87, 88, 312, 91, 92, 93, 94, 103,
- 95, 96, 97, 98, 100, 233, 234, 99, 236, 123,
- 178, 179, 129, 243, 244, 245, 139, 180, 154, 165,
- 250, 251, 166, 168, 169, 170, 181, 171, 173, 260,
- 182, 183, 207, 265, 186, 187, 246, 247, 248, 188,
- 174, 189, 274, 190, 276, 256, 257, 258, 175, 177,
- 282, 263, 191, 194, 284, 285, 268, 269, 195, 286,
- 272, 196, 197, 275, 198, 277, 199, 279, 280, 281,
- 200, 283, 208, 259, 209, 210, 211, 214, 0, 215,
- 216, 217, 218, 219, 220, 221, 222, 223, 224, 225,
- 226, 227, 228, 229, 230, 231, 232, 235, 249, 287,
- 288, 307, 241, 289, 261, 264, 290, 267, 291, 270,
- 292, 271, 273, 293, 294, 295, 299, 296, 301, 297,
- 308, 309, 298, 310, 313, 314, 2, 3, 315, 266,
- 0, 316, 0, 0, 0, 311, 0, 0, 0, 0,
- 303, 304, 305, 306, 4, 5, 0, 0, 6, 7,
- 8, 9, 10, 11, 12, 13, 14, 0, 0, 0,
- 0, 0, 0, 302, 15, 16, 17, 18, 19, 20,
- 21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
- 31, 32, 0, 33, 34, 35, 36, 37, 0, 0,
- 0, 38, 39, 40, 41, 42, 43, 44, 45, 0,
- 0, 0, 0, 0, 0, 0, 46, 47
- };
- static const yytype_int16 yycheck[] =
- {
- 53, 196, 197, 113, 15, 4, 5, 5, 15, 16,
- 15, 16, 10, 66, 13, 3, 14, 83, 6, 16,
- 8, 9, 55, 76, 219, 78, 79, 16, 15, 7,
- 15, 16, 85, 11, 12, 15, 69, 16, 71, 15,
- 73, 15, 95, 15, 16, 15, 99, 15, 16, 82,
- 83, 60, 61, 15, 16, 64, 65, 90, 67, 68,
- 15, 70, 15, 16, 15, 16, 75, 15, 16, 15,
- 16, 80, 81, 84, 184, 84, 49, 86, 87, 15,
- 16, 15, 15, 15, 15, 15, 15, 15, 15, 62,
- 63, 64, 16, 15, 15, 290, 16, 15, 84, 16,
- 73, 74, 75, 76, 77, 78, 79, 16, 15, 84,
- 16, 15, 15, 15, 309, 15, 15, 15, 15, 83,
- 16, 15, 15, 15, 15, 178, 179, 16, 181, 83,
- 16, 16, 84, 186, 187, 188, 83, 17, 83, 83,
- 193, 194, 83, 83, 83, 83, 16, 84, 83, 202,
- 15, 15, 15, 206, 16, 16, 189, 190, 191, 16,
- 83, 16, 215, 16, 217, 198, 199, 200, 83, 83,
- 223, 204, 16, 16, 227, 228, 209, 210, 16, 232,
- 213, 16, 16, 216, 16, 218, 16, 220, 221, 222,
- 16, 224, 15, 83, 16, 16, 15, 15, -1, 16,
- 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
- 16, 16, 16, 16, 16, 16, 16, 84, 12, 17,
- 15, 17, 183, 16, 84, 84, 16, 83, 16, 83,
- 15, 83, 83, 16, 16, 16, 289, 16, 291, 84,
- 16, 16, 84, 84, 17, 84, 0, 1, 17, 207,
- -1, 84, -1, -1, -1, 308, -1, -1, -1, -1,
- 293, 294, 295, 296, 18, 19, -1, -1, 22, 23,
- 24, 25, 26, 27, 28, 29, 30, -1, -1, -1,
- -1, -1, -1, 292, 38, 39, 40, 41, 42, 43,
- 44, 45, 46, 47, 48, 49, 50, 51, 52, 53,
- 54, 55, -1, 57, 58, 59, 60, 61, -1, -1,
- -1, 65, 66, 67, 68, 69, 70, 71, 72, -1,
- -1, -1, -1, -1, -1, -1, 80, 81
- };
- /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
- symbol of state STATE-NUM. */
- static const yytype_uint8 yystos[] =
- {
- 0, 86, 0, 1, 18, 19, 22, 23, 24, 25,
- 26, 27, 28, 29, 30, 38, 39, 40, 41, 42,
- 43, 44, 45, 46, 47, 48, 49, 50, 51, 52,
- 53, 54, 55, 57, 58, 59, 60, 61, 65, 66,
- 67, 68, 69, 70, 71, 72, 80, 81, 87, 88,
- 16, 15, 15, 16, 15, 16, 15, 15, 15, 15,
- 15, 15, 15, 15, 15, 15, 16, 15, 15, 16,
- 15, 16, 15, 16, 15, 15, 16, 15, 16, 16,
- 15, 15, 16, 16, 15, 16, 15, 15, 15, 15,
- 16, 15, 15, 15, 15, 16, 15, 15, 15, 16,
- 15, 83, 89, 83, 90, 102, 84, 92, 101, 102,
- 3, 6, 8, 9, 94, 7, 11, 12, 95, 4,
- 5, 13, 96, 83, 97, 98, 97, 97, 84, 84,
- 91, 97, 97, 102, 97, 97, 101, 97, 101, 83,
- 101, 49, 62, 63, 64, 73, 74, 75, 76, 77,
- 78, 79, 97, 102, 83, 102, 102, 97, 97, 101,
- 101, 97, 102, 97, 97, 83, 83, 101, 83, 83,
- 83, 84, 102, 83, 83, 83, 102, 83, 16, 16,
- 17, 16, 15, 15, 15, 91, 16, 16, 16, 16,
- 16, 16, 15, 16, 16, 16, 16, 16, 16, 16,
- 16, 15, 16, 15, 16, 15, 16, 15, 15, 16,
- 16, 15, 15, 16, 15, 16, 16, 16, 16, 16,
- 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
- 16, 16, 16, 102, 102, 84, 102, 5, 10, 14,
- 93, 93, 91, 102, 102, 102, 101, 101, 101, 12,
- 102, 102, 100, 101, 100, 100, 101, 101, 101, 83,
- 102, 84, 99, 101, 84, 102, 99, 83, 101, 101,
- 83, 83, 101, 83, 102, 101, 102, 101, 100, 101,
- 101, 101, 102, 101, 102, 102, 102, 17, 15, 16,
- 16, 16, 15, 16, 16, 16, 16, 84, 84, 102,
- 100, 102, 97, 101, 101, 101, 101, 17, 16, 16,
- 84, 102, 100, 17, 84, 17, 84
- };
- #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 yyerrorlab
- /* 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); \
- yytoken = YYTRANSLATE (yychar); \
- YYPOPSTACK (1); \
- goto yybackup; \
- } \
- else \
- { \
- yyerror (YY_("syntax error: cannot back up")); \
- YYERROR; \
- } \
- while (YYID (0))
- #define YYTERROR 1
- #define YYERRCODE 256
- /* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
- If N is 0, then set CURRENT to the empty location which ends
- the previous symbol: RHS[0] (always defined). */
- #define YYRHSLOC(Rhs, K) ((Rhs)[K])
- #ifndef YYLLOC_DEFAULT
- # define YYLLOC_DEFAULT(Current, Rhs, N) \
- do \
- if (YYID (N)) \
- { \
- (Current).first_line = YYRHSLOC (Rhs, 1).first_line; \
- (Current).first_column = YYRHSLOC (Rhs, 1).first_column; \
- (Current).last_line = YYRHSLOC (Rhs, N).last_line; \
- (Current).last_column = YYRHSLOC (Rhs, N).last_column; \
- } \
- else \
- { \
- (Current).first_line = (Current).last_line = \
- YYRHSLOC (Rhs, 0).last_line; \
- (Current).first_column = (Current).last_column = \
- YYRHSLOC (Rhs, 0).last_column; \
- } \
- while (YYID (0))
- #endif
- /* YY_LOCATION_PRINT -- Print the location on the stream.
- This macro was not mandated originally: define only if we know
- we won't break user code: when these are the locations we know. */
- #ifndef YY_LOCATION_PRINT
- # if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
- # define YY_LOCATION_PRINT(File, Loc) \
- fprintf (File, "%d.%d-%d.%d", \
- (Loc).first_line, (Loc).first_column, \
- (Loc).last_line, (Loc).last_column)
- # else
- # define YY_LOCATION_PRINT(File, Loc) ((void) 0)
- # endif
- #endif
- /* YYLEX -- calling `yylex' with the right arguments. */
- #ifdef YYLEX_PARAM
- # define YYLEX yylex (YYLEX_PARAM)
- #else
- # define YYLEX yylex ()
- #endif
- /* Enable debugging if requested. */
- #if YYDEBUG
- # ifndef YYFPRINTF
- # include <stdio.h> /* INFRINGES ON USER NAME SPACE */
- # define YYFPRINTF fprintf
- # endif
- # define YYDPRINTF(Args) \
- do { \
- if (yydebug) \
- YYFPRINTF Args; \
- } while (YYID (0))
- # define YY_SYMBOL_PRINT(Title, Type, Value, Location) \
- do { \
- if (yydebug) \
- { \
- YYFPRINTF (stderr, "%s ", Title); \
- yy_symbol_print (stderr, \
- Type, Value); \
- YYFPRINTF (stderr, "\n"); \
- } \
- } while (YYID (0))
- /*--------------------------------.
- | Print this symbol on YYOUTPUT. |
- `--------------------------------*/
- /*ARGSUSED*/
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static void
- yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
- #else
- static void
- yy_symbol_value_print (yyoutput, yytype, yyvaluep)
- FILE *yyoutput;
- int yytype;
- YYSTYPE const * const yyvaluep;
- #endif
- {
- if (!yyvaluep)
- return;
- # ifdef YYPRINT
- if (yytype < YYNTOKENS)
- YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
- # else
- YYUSE (yyoutput);
- # endif
- switch (yytype)
- {
- default:
- break;
- }
- }
- /*--------------------------------.
- | Print this symbol on YYOUTPUT. |
- `--------------------------------*/
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static void
- yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
- #else
- static void
- yy_symbol_print (yyoutput, yytype, yyvaluep)
- FILE *yyoutput;
- int yytype;
- YYSTYPE const * const yyvaluep;
- #endif
- {
- if (yytype < YYNTOKENS)
- YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
- else
- YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
- yy_symbol_value_print (yyoutput, yytype, yyvaluep);
- YYFPRINTF (yyoutput, ")");
- }
- /*------------------------------------------------------------------.
- | yy_stack_print -- Print the state stack from its BOTTOM up to its |
- | TOP (included). |
- `------------------------------------------------------------------*/
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static void
- yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
- #else
- static void
- yy_stack_print (bottom, top)
- yytype_int16 *bottom;
- yytype_int16 *top;
- #endif
- {
- YYFPRINTF (stderr, "Stack now");
- for (; bottom <= top; ++bottom)
- YYFPRINTF (stderr, " %d", *bottom);
- YYFPRINTF (stderr, "\n");
- }
- # define YY_STACK_PRINT(Bottom, Top) \
- do { \
- if (yydebug) \
- yy_stack_print ((Bottom), (Top)); \
- } while (YYID (0))
- /*------------------------------------------------.
- | Report that the YYRULE is going to be reduced. |
- `------------------------------------------------*/
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static void
- yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
- #else
- static void
- yy_reduce_print (yyvsp, yyrule)
- YYSTYPE *yyvsp;
- int yyrule;
- #endif
- {
- int yynrhs = yyr2[yyrule];
- int yyi;
- unsigned long int yylno = yyrline[yyrule];
- YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
- yyrule - 1, yylno);
- /* The symbols being reduced. */
- for (yyi = 0; yyi < yynrhs; yyi++)
- {
- fprintf (stderr, " $%d = ", yyi + 1);
- yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
- &(yyvsp[(yyi + 1) - (yynrhs)])
- );
- fprintf (stderr, "\n");
- }
- }
- # define YY_REDUCE_PRINT(Rule) \
- do { \
- if (yydebug) \
- yy_reduce_print (yyvsp, Rule); \
- } while (YYID (0))
- /* Nonzero means print parse trace. It is left uninitialized so that
- multiple parsers can coexist. */
- int yydebug;
- #else /* !YYDEBUG */
- # define YYDPRINTF(Args)
- # define YY_SYMBOL_PRINT(Title, Type, Value, Location)
- # define YY_STACK_PRINT(Bottom, Top)
- # define YY_REDUCE_PRINT(Rule)
- #endif /* !YYDEBUG */
- /* YYINITDEPTH -- initial size of the parser's stacks. */
- #ifndef YYINITDEPTH
- # define YYINITDEPTH 200
- #endif
- /* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
- if the built-in stack extension method is used).
- Do not make this value too large; the results are undefined if
- YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
- evaluated with infinite-precision integer arithmetic. */
- #ifndef YYMAXDEPTH
- # define YYMAXDEPTH 10000
- #endif
- #if YYERROR_VERBOSE
- # ifndef yystrlen
- # if defined __GLIBC__ && defined _STRING_H
- # define yystrlen strlen
- # else
- /* Return the length of YYSTR. */
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static YYSIZE_T
- yystrlen (const char *yystr)
- #else
- static YYSIZE_T
- yystrlen (yystr)
- const char *yystr;
- #endif
- {
- YYSIZE_T yylen;
- for (yylen = 0; yystr[yylen]; yylen++)
- continue;
- return yylen;
- }
- # endif
- # endif
- # ifndef yystpcpy
- # if defined __GLIBC__ && defined _STRING_H && defined _GNU_SOURCE
- # define yystpcpy stpcpy
- # else
- /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
- YYDEST. */
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static char *
- yystpcpy (char *yydest, const char *yysrc)
- #else
- static char *
- yystpcpy (yydest, yysrc)
- char *yydest;
- const char *yysrc;
- #endif
- {
- char *yyd = yydest;
- const char *yys = yysrc;
- while ((*yyd++ = *yys++) != '\0')
- continue;
- return yyd - 1;
- }
- # endif
- # endif
- # ifndef yytnamerr
- /* Copy to YYRES the contents of YYSTR after stripping away unnecessary
- quotes and backslashes, so that it's suitable for yyerror. The
- heuristic is that double-quoting is unnecessary unless the string
- contains an apostrophe, a comma, or backslash (other than
- backslash-backslash). YYSTR is taken from yytname. If YYRES is
- null, do not copy; instead, return the length of what the result
- would have been. */
- static YYSIZE_T
- yytnamerr (char *yyres, const char *yystr)
- {
- if (*yystr == '"')
- {
- YYSIZE_T yyn = 0;
- char const *yyp = yystr;
- for (;;)
- switch (*++yyp)
- {
- case '\'':
- case ',':
- goto do_not_strip_quotes;
- case '\\':
- if (*++yyp != '\\')
- goto do_not_strip_quotes;
- /* Fall through. */
- default:
- if (yyres)
- yyres[yyn] = *yyp;
- yyn++;
- break;
- case '"':
- if (yyres)
- yyres[yyn] = '\0';
- return yyn;
- }
- do_not_strip_quotes: ;
- }
- if (! yyres)
- return yystrlen (yystr);
- return yystpcpy (yyres, yystr) - yyres;
- }
- # endif
- /* Copy into YYRESULT an error message about the unexpected token
- YYCHAR while in state YYSTATE. Return the number of bytes copied,
- including the terminating null byte. If YYRESULT is null, do not
- copy anything; just return the number of bytes that would be
- copied. As a special case, return 0 if an ordinary "syntax error"
- message will do. Return YYSIZE_MAXIMUM if overflow occurs during
- size calculation. */
- static YYSIZE_T
- yysyntax_error (char *yyresult, int yystate, int yychar)
- {
- int yyn = yypact[yystate];
- if (! (YYPACT_NINF < yyn && yyn <= YYLAST))
- return 0;
- else
- {
- int yytype = YYTRANSLATE (yychar);
- YYSIZE_T yysize0 = yytnamerr (0, yytname[yytype]);
- YYSIZE_T yysize = yysize0;
- YYSIZE_T yysize1;
- int yysize_overflow = 0;
- enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
- char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
- int yyx;
- # if 0
- /* This is so xgettext sees the translatable formats that are
- constructed on the fly. */
- YY_("syntax error, unexpected %s");
- YY_("syntax error, unexpected %s, expecting %s");
- YY_("syntax error, unexpected %s, expecting %s or %s");
- YY_("syntax error, unexpected %s, expecting %s or %s or %s");
- YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s");
- # endif
- char *yyfmt;
- char const *yyf;
- static char const yyunexpected[] = "syntax error, unexpected %s";
- static char const yyexpecting[] = ", expecting %s";
- static char const yyor[] = " or %s";
- char yyformat[sizeof yyunexpected
- + sizeof yyexpecting - 1
- + ((YYERROR_VERBOSE_ARGS_MAXIMUM - 2)
- * (sizeof yyor - 1))];
- char const *yyprefix = yyexpecting;
- /* Start YYX at -YYN if negative to avoid negative indexes in
- YYCHECK. */
- int yyxbegin = yyn < 0 ? -yyn : 0;
- /* Stay within bounds of both yycheck and yytname. */
- int yychecklim = YYLAST - yyn + 1;
- int yyxend = yychecklim < YYNTOKENS ? yychecklim : YYNTOKENS;
- int yycount = 1;
- yyarg[0] = yytname[yytype];
- yyfmt = yystpcpy (yyformat, yyunexpected);
- for (yyx = yyxbegin; yyx < yyxend; ++yyx)
- if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
- {
- if (yycount == YYERROR_VERBOSE_ARGS_MAXIMUM)
- {
- yycount = 1;
- yysize = yysize0;
- yyformat[sizeof yyunexpected - 1] = '\0';
- break;
- }
- yyarg[yycount++] = yytname[yyx];
- yysize1 = yysize + yytnamerr (0, yytname[yyx]);
- yysize_overflow |= (yysize1 < yysize);
- yysize = yysize1;
- yyfmt = yystpcpy (yyfmt, yyprefix);
- yyprefix = yyor;
- }
- yyf = YY_(yyformat);
- yysize1 = yysize + yystrlen (yyf);
- yysize_overflow |= (yysize1 < yysize);
- yysize = yysize1;
- if (yysize_overflow)
- return YYSIZE_MAXIMUM;
- if (yyresult)
- {
- /* Avoid sprintf, as that infringes on the user's name space.
- Don't have undefined behavior even if the translation
- produced a string with the wrong number of "%s"s. */
- char *yyp = yyresult;
- int yyi = 0;
- while ((*yyp = *yyf) != '\0')
- {
- if (*yyp == '%' && yyf[1] == 's' && yyi < yycount)
- {
- yyp += yytnamerr (yyp, yyarg[yyi++]);
- yyf += 2;
- }
- else
- {
- yyp++;
- yyf++;
- }
- }
- }
- return yysize;
- }
- }
- #endif /* YYERROR_VERBOSE */
- /*-----------------------------------------------.
- | Release the memory associated to this symbol. |
- `-----------------------------------------------*/
- /*ARGSUSED*/
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- static void
- yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
- #else
- static void
- yydestruct (yymsg, yytype, yyvaluep)
- const char *yymsg;
- int yytype;
- YYSTYPE *yyvaluep;
- #endif
- {
- YYUSE (yyvaluep);
- if (!yymsg)
- yymsg = "Deleting";
- YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
- switch (yytype)
- {
- default:
- break;
- }
- }
- /* Prevent warnings from -Wmissing-prototypes. */
- #ifdef YYPARSE_PARAM
- #if defined __STDC__ || defined __cplusplus
- int yyparse (void *YYPARSE_PARAM);
- #else
- int yyparse ();
- #endif
- #else /* ! YYPARSE_PARAM */
- #if defined __STDC__ || defined __cplusplus
- int yyparse (void);
- #else
- int yyparse ();
- #endif
- #endif /* ! YYPARSE_PARAM */
- /* The look-ahead symbol. */
- int yychar;
- /* The semantic value of the look-ahead symbol. */
- YYSTYPE yylval;
- /* Number of syntax errors so far. */
- int yynerrs;
- /*----------.
- | yyparse. |
- `----------*/
- #ifdef YYPARSE_PARAM
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- int
- yyparse (void *YYPARSE_PARAM)
- #else
- int
- yyparse (YYPARSE_PARAM)
- void *YYPARSE_PARAM;
- #endif
- #else /* ! YYPARSE_PARAM */
- #if (defined __STDC__ || defined __C99__FUNC__ \
- || defined __cplusplus || defined _MSC_VER)
- int
- yyparse (void)
- #else
- int
- yyparse ()
- #endif
- #endif
- {
-
- int yystate;
- int yyn;
- int yyresult;
- /* Number of tokens to shift before error messages enabled. */
- int yyerrstatus;
- /* Look-ahead token as an internal (translated) token number. */
- int yytoken = 0;
- #if YYERROR_VERBOSE
- /* Buffer for error messages, and its allocated size. */
- char yymsgbuf[128];
- char *yymsg = yymsgbuf;
- YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
- #endif
- /* Three stacks and their tools:
- `yyss': related to states,
- `yyvs': related to semantic values,
- `yyls': related to locations.
- Refer to the stacks thru separate pointers, to allow yyoverflow
- to reallocate them elsewhere. */
- /* The state stack. */
- yytype_int16 yyssa[YYINITDEPTH];
- yytype_int16 *yyss = yyssa;
- yytype_int16 *yyssp;
- /* The semantic value stack. */
- YYSTYPE yyvsa[YYINITDEPTH];
- YYSTYPE *yyvs = yyvsa;
- YYSTYPE *yyvsp;
- #define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N))
- YYSIZE_T yystacksize = YYINITDEPTH;
- /* The variables used to return semantic value and location from the
- action routines. */
- YYSTYPE yyval;
- /* The number of symbols on the RHS of the reduced rule.
- Keep to zero when no symbol should be popped. */
- int yylen = 0;
- YYDPRINTF ((stderr, "Starting parse\n"));
- 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;
- yyvsp = yyvs;
- goto yysetstate;
- /*------------------------------------------------------------.
- | yynewstate -- Push a new state, which is found in yystate. |
- `------------------------------------------------------------*/
- yynewstate:
- /* In all cases, when you get here, the value and location stacks
- have just been pushed. So pushing a state here evens the stacks. */
- yyssp++;
- yysetstate:
- *yyssp = yystate;
- if (yyss + yystacksize - 1 <= yyssp)
- {
- /* Get the current used size of the three stacks, in elements. */
- YYSIZE_T yysize = yyssp - yyss + 1;
- #ifdef yyoverflow
- {
- /* 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;
- yytype_int16 *yyss1 = yyss;
- /* Each stack pointer address is followed by the size of the
- data in use in that stack, in bytes. This used to be a
- conditional around just the two extra args, but that might
- be undefined if yyoverflow is a macro. */
- yyoverflow (YY_("memory exhausted"),
- &yyss1, yysize * sizeof (*yyssp),
- &yyvs1, yysize * sizeof (*yyvsp),
- &yystacksize);
- yyss = yyss1;
- yyvs = yyvs1;
- }
- #else /* no yyoverflow */
- # ifndef YYSTACK_RELOCATE
- goto yyexhaustedlab;
- # else
- /* Extend the stack our own way. */
- if (YYMAXDEPTH <= yystacksize)
- goto yyexhaustedlab;
- yystacksize *= 2;
- if (YYMAXDEPTH < yystacksize)
- yystacksize = YYMAXDEPTH;
- {
- yytype_int16 *yyss1 = yyss;
- union yyalloc *yyptr =
- (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
- if (! yyptr)
- goto yyexhaustedlab;
- YYSTACK_RELOCATE (yyss);
- YYSTACK_RELOCATE (yyvs);
- # undef YYSTACK_RELOCATE
- if (yyss1 != yyssa)
- YYSTACK_FREE (yyss1);
- }
- # endif
- #endif /* no yyoverflow */
- yyssp = yyss + yysize - 1;
- yyvsp = yyvs + yysize - 1;
- YYDPRINTF ((stderr, "Stack size increased to %lu\n",
- (unsigned long int) yystacksize));
- if (yyss + yystacksize - 1 <= yyssp)
- YYABORT;
- }
- YYDPRINTF ((stderr, "Entering state %d\n", yystate));
- goto yybackup;
- /*-----------.
- | yybackup. |
- `-----------*/
- yybackup:
- /* Do appropriate processing given the current state. Read a
- look-ahead token if we need one and don't already have one. */
- /* First try to decide what to do without reference to look-ahead token. */
- yyn = yypact[yystate];
- if (yyn == YYPACT_NINF)
- goto yydefault;
- /* Not known => get a look-ahead token if don't already have one. */
- /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol. */
- if (yychar == YYEMPTY)
- {
- YYDPRINTF ((stderr, "Reading a token: "));
- yychar = YYLEX;
- }
- if (yychar <= YYEOF)
- {
- yychar = yytoken = YYEOF;
- YYDPRINTF ((stderr, "Now at end of input.\n"));
- }
- else
- {
- yytoken = YYTRANSLATE (yychar);
- YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
- }
- /* If the proper action on seeing token YYTOKEN is to reduce or to
- detect an error, take that action. */
- yyn += yytoken;
- if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
- goto yydefault;
- yyn = yytable[yyn];
- if (yyn <= 0)
- {
- if (yyn == 0 || yyn == YYTABLE_NINF)
- goto yyerrlab;
- yyn = -yyn;
- goto yyreduce;
- }
- if (yyn == YYFINAL)
- YYACCEPT;
- /* Count tokens shifted since error; after three, turn off error
- status. */
- if (yyerrstatus)
- yyerrstatus--;
- /* Shift the look-ahead token. */
- YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
- /* Discard the shifted token unless it is eof. */
- if (yychar != YYEOF)
- yychar = YYEMPTY;
- yystate = yyn;
- *++yyvsp = yylval;
- goto yynewstate;
- /*-----------------------------------------------------------.
- | yydefault -- do the default action for the current state. |
- `-----------------------------------------------------------*/
- yydefault:
- yyn = yydefact[yystate];
- if (yyn == 0)
- goto yyerrlab;
- goto yyreduce;
- /*-----------------------------.
- | yyreduce -- Do a reduction. |
- `-----------------------------*/
- yyreduce:
- /* yyn is the number of a rule to reduce with. */
- yylen = yyr2[yyn];
- /* If YYLEN is nonzero, implement the default value of the action:
- `$$ = $1'.
- Otherwise, the following line sets YYVAL to garbage.
- This behavior is undocumented and Bison
- users should not rely upon it. Assigning to YYVAL
- unconditionally makes the parser a bit smaller, and it avoids a
- GCC warning that YYVAL may be used uninitialized. */
- yyval = yyvsp[1-yylen];
- YY_REDUCE_PRINT (yyn);
- switch (yyn)
- {
- case 3:
- #line 132 "ftpcmd.y"
- {
- fromname = (char *) 0;
- restart_point = (off_t) 0;
- }
- break;
- case 5:
- #line 141 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- user((yyvsp[(3) - (5)].s));
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 6:
- #line 147 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- pass((yyvsp[(3) - (5)].s));
- memset ((yyvsp[(3) - (5)].s), 0, strlen((yyvsp[(3) - (5)].s)));
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 7:
- #line 155 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- if (paranoid &&
- (data_dest->sa_family != his_addr->sa_family ||
- (socket_get_port(data_dest) < IPPORT_RESERVED) ||
- memcmp(socket_get_address(data_dest),
- socket_get_address(his_addr),
- socket_addr_size(his_addr)) != 0)) {
- usedefault = 1;
- reply(500, "Illegal PORT range rejected.");
- } else {
- usedefault = 0;
- if (pdata >= 0) {
- close(pdata);
- pdata = -1;
- }
- reply(200, "PORT command successful.");
- }
- }
- }
- break;
- case 8:
- #line 176 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- eprt ((yyvsp[(3) - (5)].s));
- free ((yyvsp[(3) - (5)].s));
- }
- break;
- case 9:
- #line 182 "ftpcmd.y"
- {
- if((yyvsp[(3) - (3)].i))
- pasv ();
- }
- break;
- case 10:
- #line 187 "ftpcmd.y"
- {
- if((yyvsp[(3) - (3)].i))
- epsv (NULL);
- }
- break;
- case 11:
- #line 192 "ftpcmd.y"
- {
- if((yyvsp[(5) - (5)].i))
- epsv ((yyvsp[(3) - (5)].s));
- free ((yyvsp[(3) - (5)].s));
- }
- break;
- case 12:
- #line 198 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- switch (cmd_type) {
- case TYPE_A:
- if (cmd_form == FORM_N) {
- reply(200, "Type set to A.");
- type = cmd_type;
- form = cmd_form;
- } else
- reply(504, "Form must be N.");
- break;
- case TYPE_E:
- reply(504, "Type E not implemented.");
- break;
- case TYPE_I:
- reply(200, "Type set to I.");
- type = cmd_type;
- break;
- case TYPE_L:
- #if NBBY == 8
- if (cmd_bytesz == 8) {
- reply(200,
- "Type set to L (byte size 8).");
- type = cmd_type;
- } else
- reply(504, "Byte size must be 8.");
- #else /* NBBY == 8 */
- UNIMPLEMENTED for NBBY != 8
- #endif /* NBBY == 8 */
- }
- }
- }
- break;
- case 13:
- #line 235 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- switch ((yyvsp[(3) - (5)].i)) {
- case STRU_F:
- reply(200, "STRU F ok.");
- break;
- default:
- reply(504, "Unimplemented STRU type.");
- }
- }
- }
- break;
- case 14:
- #line 249 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- switch ((yyvsp[(3) - (5)].i)) {
- case MODE_S:
- reply(200, "MODE S ok.");
- break;
- default:
- reply(502, "Unimplemented MODE type.");
- }
- }
- }
- break;
- case 15:
- #line 263 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- reply(202, "ALLO command ignored.");
- }
- }
- break;
- case 16:
- #line 269 "ftpcmd.y"
- {
- if ((yyvsp[(9) - (9)].i)) {
- reply(202, "ALLO command ignored.");
- }
- }
- break;
- case 17:
- #line 275 "ftpcmd.y"
- {
- char *name = (yyvsp[(3) - (5)].s);
- if ((yyvsp[(5) - (5)].i) && name != NULL)
- retrieve(0, name);
- if (name != NULL)
- free(name);
- }
- break;
- case 18:
- #line 284 "ftpcmd.y"
- {
- char *name = (yyvsp[(3) - (5)].s);
- if ((yyvsp[(5) - (5)].i) && name != NULL)
- do_store(name, "w", 0);
- if (name != NULL)
- free(name);
- }
- break;
- case 19:
- #line 293 "ftpcmd.y"
- {
- char *name = (yyvsp[(3) - (5)].s);
- if ((yyvsp[(5) - (5)].i) && name != NULL)
- do_store(name, "a", 0);
- if (name != NULL)
- free(name);
- }
- break;
- case 20:
- #line 302 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- send_file_list(".");
- }
- break;
- case 21:
- #line 307 "ftpcmd.y"
- {
- char *name = (yyvsp[(3) - (5)].s);
- if ((yyvsp[(5) - (5)].i) && name != NULL)
- send_file_list(name);
- if (name != NULL)
- free(name);
- }
- break;
- case 22:
- #line 316 "ftpcmd.y"
- {
- if((yyvsp[(3) - (3)].i))
- list_file(".");
- }
- break;
- case 23:
- #line 321 "ftpcmd.y"
- {
- if((yyvsp[(5) - (5)].i))
- list_file((yyvsp[(3) - (5)].s));
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 24:
- #line 327 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- statfilecmd((yyvsp[(3) - (5)].s));
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 25:
- #line 334 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- statcmd();
- }
- break;
- case 26:
- #line 339 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- do_delete((yyvsp[(3) - (5)].s));
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 27:
- #line 346 "ftpcmd.y"
- {
- if((yyvsp[(5) - (5)].i)){
- if (fromname) {
- renamecmd(fromname, (yyvsp[(3) - (5)].s));
- free(fromname);
- fromname = (char *) 0;
- } else {
- reply(503, "Bad sequence of commands.");
- }
- }
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 28:
- #line 360 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- reply(225, "ABOR command successful.");
- }
- break;
- case 29:
- #line 365 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i)) {
- const char *path = pw->pw_dir;
- if (dochroot || guest)
- path = "/";
- cwd(path);
- }
- }
- break;
- case 30:
- #line 374 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- cwd((yyvsp[(3) - (5)].s));
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 31:
- #line 381 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- help(cmdtab, (char *) 0);
- }
- break;
- case 32:
- #line 386 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- char *cp = (yyvsp[(3) - (5)].s);
- if (strncasecmp(cp, "SITE", 4) == 0) {
- cp = (yyvsp[(3) - (5)].s) + 4;
- if (*cp == ' ')
- cp++;
- if (*cp)
- help(sitetab, cp);
- else
- help(sitetab, (char *) 0);
- } else
- help(cmdtab, (yyvsp[(3) - (5)].s));
- }
- }
- break;
- case 33:
- #line 403 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- reply(200, "NOOP command successful.");
- }
- break;
- case 34:
- #line 408 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- makedir((yyvsp[(3) - (5)].s));
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 35:
- #line 415 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- removedir((yyvsp[(3) - (5)].s));
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 36:
- #line 422 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- pwd();
- }
- break;
- case 37:
- #line 427 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- cwd("..");
- }
- break;
- case 38:
- #line 432 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i)) {
- lreply(211, "Supported features:");
- lreply(0, " MDTM");
- lreply(0, " REST STREAM");
- lreply(0, " SIZE");
- reply(211, "End");
- }
- }
- break;
- case 39:
- #line 442 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- reply(501, "Bad options");
- free ((yyvsp[(3) - (5)].s));
- }
- break;
- case 40:
- #line 449 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- help(sitetab, (char *) 0);
- }
- break;
- case 41:
- #line 454 "ftpcmd.y"
- {
- if ((yyvsp[(7) - (7)].i))
- help(sitetab, (yyvsp[(5) - (7)].s));
- }
- break;
- case 42:
- #line 459 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- int oldmask = umask(0);
- umask(oldmask);
- reply(200, "Current UMASK is %03o", oldmask);
- }
- }
- break;
- case 43:
- #line 467 "ftpcmd.y"
- {
- if ((yyvsp[(7) - (7)].i)) {
- if (((yyvsp[(5) - (7)].i) == -1) || ((yyvsp[(5) - (7)].i) > 0777)) {
- reply(501, "Bad UMASK value");
- } else {
- int oldmask = umask((yyvsp[(5) - (7)].i));
- reply(200,
- "UMASK set to %03o (was %03o)",
- (yyvsp[(5) - (7)].i), oldmask);
- }
- }
- }
- break;
- case 44:
- #line 480 "ftpcmd.y"
- {
- if ((yyvsp[(9) - (9)].i) && (yyvsp[(7) - (9)].s) != NULL) {
- if ((yyvsp[(5) - (9)].i) > 0777)
- reply(501,
- "CHMOD: Mode value must be between 0 and 0777");
- else if (chmod((yyvsp[(7) - (9)].s), (yyvsp[(5) - (9)].i)) < 0)
- perror_reply(550, (yyvsp[(7) - (9)].s));
- else
- reply(200, "CHMOD command successful.");
- }
- if ((yyvsp[(7) - (9)].s) != NULL)
- free((yyvsp[(7) - (9)].s));
- }
- break;
- case 45:
- #line 494 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- reply(200,
- "Current IDLE time limit is %d seconds; max %d",
- ftpd_timeout, maxtimeout);
- }
- break;
- case 46:
- #line 501 "ftpcmd.y"
- {
- if ((yyvsp[(7) - (7)].i)) {
- if ((yyvsp[(5) - (7)].i) < 30 || (yyvsp[(5) - (7)].i) > maxtimeout) {
- reply(501,
- "Maximum IDLE time must be between 30 and %d seconds",
- maxtimeout);
- } else {
- ftpd_timeout = (yyvsp[(5) - (7)].i);
- alarm((unsigned) ftpd_timeout);
- reply(200,
- "Maximum IDLE time set to %d seconds",
- ftpd_timeout);
- }
- }
- }
- break;
- case 47:
- #line 518 "ftpcmd.y"
- {
- reply(500, "Command not implemented.");
- }
- break;
- case 48:
- #line 522 "ftpcmd.y"
- {
- if((yyvsp[(5) - (5)].i))
- klist();
- }
- break;
- case 49:
- #line 527 "ftpcmd.y"
- {
- reply(500, "Command not implemented.");
- }
- break;
- case 50:
- #line 531 "ftpcmd.y"
- {
- reply(500, "Command not implemented.");
- }
- break;
- case 51:
- #line 535 "ftpcmd.y"
- {
- #if defined(KRB5)
- if(guest)
- reply(500, "Can't be done as guest.");
- else if((yyvsp[(5) - (5)].i))
- afslog(NULL, 0);
- #else
- reply(500, "Command not implemented.");
- #endif
- }
- break;
- case 52:
- #line 546 "ftpcmd.y"
- {
- #if defined(KRB5)
- if(guest)
- reply(500, "Can't be done as guest.");
- else if((yyvsp[(7) - (7)].i))
- afslog((yyvsp[(5) - (7)].s), 0);
- if((yyvsp[(5) - (7)].s))
- free((yyvsp[(5) - (7)].s));
- #else
- reply(500, "Command not implemented.");
- #endif
- }
- break;
- case 53:
- #line 559 "ftpcmd.y"
- {
- if((yyvsp[(7) - (7)].i) && (yyvsp[(5) - (7)].s) != NULL)
- find((yyvsp[(5) - (7)].s));
- if((yyvsp[(5) - (7)].s) != NULL)
- free((yyvsp[(5) - (7)].s));
- }
- break;
- case 54:
- #line 566 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- reply(200, "http://www.pdc.kth.se/heimdal/");
- }
- break;
- case 55:
- #line 571 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- do_store((yyvsp[(3) - (5)].s), "w", 1);
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 56:
- #line 578 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i)) {
- #if !defined(WIN32) && !defined(__EMX__) && !defined(__OS2__) && !defined(__CYGWIN32__)
- reply(215, "UNIX Type: L%d", NBBY);
- #else
- reply(215, "UNKNOWN Type: L%d", NBBY);
- #endif
- }
- }
- break;
- case 57:
- #line 596 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL)
- sizecmd((yyvsp[(3) - (5)].s));
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 58:
- #line 613 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s) != NULL) {
- struct stat stbuf;
- if (stat((yyvsp[(3) - (5)].s), &stbuf) < 0)
- reply(550, "%s: %s",
- (yyvsp[(3) - (5)].s), strerror(errno));
- else if (!S_ISREG(stbuf.st_mode)) {
- reply(550,
- "%s: not a plain file.", (yyvsp[(3) - (5)].s));
- } else {
- struct tm *t;
- time_t mtime = stbuf.st_mtime;
- t = gmtime(&mtime);
- reply(213,
- "%04d%02d%02d%02d%02d%02d",
- t->tm_year + 1900,
- t->tm_mon + 1,
- t->tm_mday,
- t->tm_hour,
- t->tm_min,
- t->tm_sec);
- }
- }
- if ((yyvsp[(3) - (5)].s) != NULL)
- free((yyvsp[(3) - (5)].s));
- }
- break;
- case 59:
- #line 641 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i)) {
- reply(221, "Goodbye.");
- dologout(0);
- }
- }
- break;
- case 60:
- #line 648 "ftpcmd.y"
- {
- yyerrok;
- }
- break;
- case 61:
- #line 654 "ftpcmd.y"
- {
- restart_point = (off_t) 0;
- if ((yyvsp[(5) - (5)].i) && (yyvsp[(3) - (5)].s)) {
- fromname = renamefrom((yyvsp[(3) - (5)].s));
- if (fromname == (char *) 0 && (yyvsp[(3) - (5)].s)) {
- free((yyvsp[(3) - (5)].s));
- }
- }
- }
- break;
- case 62:
- #line 664 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i)) {
- fromname = (char *) 0;
- restart_point = (yyvsp[(3) - (5)].i); /* XXX $3 is only "int" */
- reply(350, "Restarting at %ld. %s",
- (long)restart_point,
- "Send STORE or RETRIEVE to initiate transfer.");
- }
- }
- break;
- case 63:
- #line 674 "ftpcmd.y"
- {
- auth((yyvsp[(3) - (4)].s));
- free((yyvsp[(3) - (4)].s));
- }
- break;
- case 64:
- #line 679 "ftpcmd.y"
- {
- adat((yyvsp[(3) - (4)].s));
- free((yyvsp[(3) - (4)].s));
- }
- break;
- case 65:
- #line 684 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- pbsz((yyvsp[(3) - (5)].i));
- }
- break;
- case 66:
- #line 689 "ftpcmd.y"
- {
- if ((yyvsp[(5) - (5)].i))
- prot((yyvsp[(3) - (5)].s));
- }
- break;
- case 67:
- #line 694 "ftpcmd.y"
- {
- if ((yyvsp[(3) - (3)].i))
- ccc();
- }
- break;
- case 68:
- #line 699 "ftpcmd.y"
- {
- mec((yyvsp[(3) - (4)].s), prot_safe);
- free((yyvsp[(3) - (4)].s));
- }
- break;
- case 69:
- #line 704 "ftpcmd.y"
- {
- mec((yyvsp[(3) - (4)].s), prot_confidential);
- free((yyvsp[(3) - (4)].s));
- }
- break;
- case 70:
- #line 709 "ftpcmd.y"
- {
- mec((yyvsp[(3) - (4)].s), prot_private);
- free((yyvsp[(3) - (4)].s));
- }
- break;
- case 72:
- #line 721 "ftpcmd.y"
- {
- (yyval.s) = (char *)calloc(1, sizeof(char));
- }
- break;
- case 75:
- #line 734 "ftpcmd.y"
- {
- struct sockaddr_in *sin4 = (struct sockaddr_in *)data_dest;
- sin4->sin_family = AF_INET;
- sin4->sin_port = htons((yyvsp[(9) - (11)].i) * 256 + (yyvsp[(11) - (11)].i));
- sin4->sin_addr.s_addr =
- htonl(((yyvsp[(1) - (11)].i) << 24) | ((yyvsp[(3) - (11)].i) << 16) | ((yyvsp[(5) - (11)].i) << 8) | (yyvsp[(7) - (11)].i));
- }
- break;
- case 76:
- #line 746 "ftpcmd.y"
- {
- (yyval.i) = FORM_N;
- }
- break;
- case 77:
- #line 750 "ftpcmd.y"
- {
- (yyval.i) = FORM_T;
- }
- break;
- case 78:
- #line 754 "ftpcmd.y"
- {
- (yyval.i) = FORM_C;
- }
- break;
- case 79:
- #line 761 "ftpcmd.y"
- {
- cmd_type = TYPE_A;
- cmd_form = FORM_N;
- }
- break;
- case 80:
- #line 766 "ftpcmd.y"
- {
- cmd_type = TYPE_A;
- cmd_form = (yyvsp[(3) - (3)].i);
- }
- break;
- case 81:
- #line 771 "ftpcmd.y"
- {
- cmd_type = TYPE_E;
- cmd_form = FORM_N;
- }
- break;
- case 82:
- #line 776 "ftpcmd.y"
- {
- cmd_type = TYPE_E;
- cmd_form = (yyvsp[(3) - (3)].i);
- }
- break;
- case 83:
- #line 781 "ftpcmd.y"
- {
- cmd_type = TYPE_I;
- }
- break;
- case 84:
- #line 785 "ftpcmd.y"
- {
- cmd_type = TYPE_L;
- cmd_bytesz = NBBY;
- }
- break;
- case 85:
- #line 790 "ftpcmd.y"
- {
- cmd_type = TYPE_L;
- cmd_bytesz = (yyvsp[(3) - (3)].i);
- }
- break;
- case 86:
- #line 796 "ftpcmd.y"
- {
- cmd_type = TYPE_L;
- cmd_bytesz = (yyvsp[(2) - (2)].i);
- }
- break;
- case 87:
- #line 804 "ftpcmd.y"
- {
- (yyval.i) = STRU_F;
- }
- break;
- case 88:
- #line 808 "ftpcmd.y"
- {
- (yyval.i) = STRU_R;
- }
- break;
- case 89:
- #line 812 "ftpcmd.y"
- {
- (yyval.i) = STRU_P;
- }
- break;
- case 90:
- #line 819 "ftpcmd.y"
- {
- (yyval.i) = MODE_S;
- }
- break;
- case 91:
- #line 823 "ftpcmd.y"
- {
- (yyval.i) = MODE_B;
- }
- break;
- case 92:
- #line 827 "ftpcmd.y"
- {
- (yyval.i) = MODE_C;
- }
- break;
- case 93:
- #line 834 "ftpcmd.y"
- {
- /*
- * Problem: this production is used for all pathname
- * processing, but only gives a 550 error reply.
- * This is a valid reply in some cases but not in others.
- */
- if (logged_in && (yyvsp[(1) - (1)].s) && *(yyvsp[(1) - (1)].s) == '~') {
- glob_t gl;
- int flags =
- GLOB_BRACE|GLOB_NOCHECK|GLOB_QUOTE|GLOB_TILDE;
- memset(&gl, 0, sizeof(gl));
- if (glob((yyvsp[(1) - (1)].s), flags, NULL, &gl) ||
- gl.gl_pathc == 0) {
- reply(550, "not found");
- (yyval.s) = NULL;
- } else {
- (yyval.s) = strdup(gl.gl_pathv[0]);
- }
- globfree(&gl);
- free((yyvsp[(1) - (1)].s));
- } else
- (yyval.s) = (yyvsp[(1) - (1)].s);
- }
- break;
- case 95:
- #line 866 "ftpcmd.y"
- {
- int ret, dec, multby, digit;
- /*
- * Convert a number that was read as decimal number
- * to what it would be if it had been read as octal.
- */
- dec = (yyvsp[(1) - (1)].i);
- multby = 1;
- ret = 0;
- while (dec) {
- digit = dec%10;
- if (digit > 7) {
- ret = -1;
- break;
- }
- ret += digit * multby;
- multby *= 8;
- dec /= 10;
- }
- (yyval.i) = ret;
- }
- break;
- case 96:
- #line 892 "ftpcmd.y"
- {
- (yyval.i) = (yyvsp[(1) - (1)].i) && !guest;
- if((yyvsp[(1) - (1)].i) && !(yyval.i))
- reply(550, "Permission denied");
- }
- break;
- case 97:
- #line 900 "ftpcmd.y"
- {
- if((yyvsp[(1) - (1)].i)) {
- if(((yyval.i) = logged_in) == 0)
- reply(530, "Please login with USER and PASS.");
- } else
- (yyval.i) = 0;
- }
- break;
- case 98:
- #line 910 "ftpcmd.y"
- {
- (yyval.i) = 1;
- if(sec_complete && !ccc_passed && !secure_command()) {
- (yyval.i) = 0;
- reply(533, "Command protection level denied "
- "for paranoid reasons.");
- }
- }
- break;
- /* Line 1267 of yacc.c. */
- #line 2759 "ftpcmd.c"
- default: break;
- }
- YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
- YYPOPSTACK (yylen);
- yylen = 0;
- YY_STACK_PRINT (yyss, yyssp);
- *++yyvsp = yyval;
- /* 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 - YYNTOKENS] + *yyssp;
- if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
- yystate = yytable[yystate];
- else
- yystate = yydefgoto[yyn - YYNTOKENS];
- goto yynewstate;
- /*------------------------------------.
- | yyerrlab -- here on detecting error |
- `------------------------------------*/
- yyerrlab:
- /* If not already recovering from an error, report this error. */
- if (!yyerrstatus)
- {
- ++yynerrs;
- #if ! YYERROR_VERBOSE
- yyerror (YY_("syntax error"));
- #else
- {
- YYSIZE_T yysize = yysyntax_error (0, yystate, yychar);
- if (yymsg_alloc < yysize && yymsg_alloc < YYSTACK_ALLOC_MAXIMUM)
- {
- YYSIZE_T yyalloc = 2 * yysize;
- if (! (yysize <= yyalloc && yyalloc <= YYSTACK_ALLOC_MAXIMUM))
- yyalloc = YYSTACK_ALLOC_MAXIMUM;
- if (yymsg != yymsgbuf)
- YYSTACK_FREE (yymsg);
- yymsg = (char *) YYSTACK_ALLOC (yyalloc);
- if (yymsg)
- yymsg_alloc = yyalloc;
- else
- {
- yymsg = yymsgbuf;
- yymsg_alloc = sizeof yymsgbuf;
- }
- }
- if (0 < yysize && yysize <= yymsg_alloc)
- {
- (void) yysyntax_error (yymsg, yystate, yychar);
- yyerror (yymsg);
- }
- else
- {
- yyerror (YY_("syntax error"));
- if (yysize != 0)
- goto yyexhaustedlab;
- }
- }
- #endif
- }
- if (yyerrstatus == 3)
- {
- /* If just tried and failed to reuse look-ahead token after an
- error, discard it. */
- if (yychar <= YYEOF)
- {
- /* Return failure if at end of input. */
- if (yychar == YYEOF)
- YYABORT;
- }
- else
- {
- yydestruct ("Error: discarding",
- yytoken, &yylval);
- yychar = YYEMPTY;
- }
- }
- /* Else will try to reuse look-ahead token after shifting the error
- token. */
- goto yyerrlab1;
- /*---------------------------------------------------.
- | yyerrorlab -- error raised explicitly by YYERROR. |
- `---------------------------------------------------*/
- yyerrorlab:
- /* Pacify compilers like GCC when the user code never invokes
- YYERROR and the label yyerrorlab therefore never appears in user
- code. */
- if (/*CONSTCOND*/ 0)
- goto yyerrorlab;
- /* Do not reclaim the symbols of the rule which action triggered
- this YYERROR. */
- YYPOPSTACK (yylen);
- yylen = 0;
- YY_STACK_PRINT (yyss, yyssp);
- yystate = *yyssp;
- goto yyerrlab1;
- /*-------------------------------------------------------------.
- | yyerrlab1 -- common code for both syntax error and YYERROR. |
- `-------------------------------------------------------------*/
- yyerrlab1:
- yyerrstatus = 3; /* Each real token shifted decrements this. */
- for (;;)
- {
- yyn = yypact[yystate];
- if (yyn != YYPACT_NINF)
- {
- yyn += YYTERROR;
- if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
- {
- yyn = yytable[yyn];
- if (0 < yyn)
- break;
- }
- }
- /* Pop the current state because it cannot handle the error token. */
- if (yyssp == yyss)
- YYABORT;
- yydestruct ("Error: popping",
- yystos[yystate], yyvsp);
- YYPOPSTACK (1);
- yystate = *yyssp;
- YY_STACK_PRINT (yyss, yyssp);
- }
- if (yyn == YYFINAL)
- YYACCEPT;
- *++yyvsp = yylval;
- /* Shift the error token. */
- YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
- yystate = yyn;
- goto yynewstate;
- /*-------------------------------------.
- | yyacceptlab -- YYACCEPT comes here. |
- `-------------------------------------*/
- yyacceptlab:
- yyresult = 0;
- goto yyreturn;
- /*-----------------------------------.
- | yyabortlab -- YYABORT comes here. |
- `-----------------------------------*/
- yyabortlab:
- yyresult = 1;
- goto yyreturn;
- #ifndef yyoverflow
- /*-------------------------------------------------.
- | yyexhaustedlab -- memory exhaustion comes here. |
- `-------------------------------------------------*/
- yyexhaustedlab:
- yyerror (YY_("memory exhausted"));
- yyresult = 2;
- /* Fall through. */
- #endif
- yyreturn:
- if (yychar != YYEOF && yychar != YYEMPTY)
- yydestruct ("Cleanup: discarding lookahead",
- yytoken, &yylval);
- /* Do not reclaim the symbols of the rule which action triggered
- this YYABORT or YYACCEPT. */
- YYPOPSTACK (yylen);
- YY_STACK_PRINT (yyss, yyssp);
- while (yyssp != yyss)
- {
- yydestruct ("Cleanup: popping",
- yystos[*yyssp], yyvsp);
- YYPOPSTACK (1);
- }
- #ifndef yyoverflow
- if (yyss != yyssa)
- YYSTACK_FREE (yyss);
- #endif
- #if YYERROR_VERBOSE
- if (yymsg != yymsgbuf)
- YYSTACK_FREE (yymsg);
- #endif
- /* Make sure YYID is used. */
- return YYID (yyresult);
- }
- #line 920 "ftpcmd.y"
- #define CMD 0 /* beginning of command */
- #define ARGS 1 /* expect miscellaneous arguments */
- #define STR1 2 /* expect SP followed by STRING */
- #define STR2 3 /* expect STRING */
- #define OSTR 4 /* optional SP then STRING */
- #define ZSTR1 5 /* SP then optional STRING */
- #define ZSTR2 6 /* optional STRING after SP */
- #define SITECMD 7 /* SITE command */
- #define NSTR 8 /* Number followed by a string */
- struct tab cmdtab[] = { /* In order defined in RFC 765 */
- { "USER", USER, STR1, 1, "<sp> username" },
- { "PASS", PASS, ZSTR1, 1, "<sp> password" },
- { "ACCT", ACCT, STR1, 0, "(specify account)" },
- { "SMNT", SMNT, ARGS, 0, "(structure mount)" },
- { "REIN", REIN, ARGS, 0, "(reinitialize server state)" },
- { "QUIT", QUIT, ARGS, 1, "(terminate service)", },
- { "PORT", PORT, ARGS, 1, "<sp> b0, b1, b2, b3, b4" },
- { "EPRT", EPRT, STR1, 1, "<sp> string" },
- { "PASV", PASV, ARGS, 1, "(set server in passive mode)" },
- { "EPSV", EPSV, OSTR, 1, "[<sp> foo]" },
- { "TYPE", TYPE, ARGS, 1, "<sp> [ A | E | I | L ]" },
- { "STRU", STRU, ARGS, 1, "(specify file structure)" },
- { "MODE", MODE, ARGS, 1, "(specify transfer mode)" },
- { "RETR", RETR, STR1, 1, "<sp> file-name" },
- { "STOR", STOR, STR1, 1, "<sp> file-name" },
- { "APPE", APPE, STR1, 1, "<sp> file-name" },
- { "MLFL", MLFL, OSTR, 0, "(mail file)" },
- { "MAIL", MAIL, OSTR, 0, "(mail to user)" },
- { "MSND", MSND, OSTR, 0, "(mail send to terminal)" },
- { "MSOM", MSOM, OSTR, 0, "(mail send to terminal or mailbox)" },
- { "MSAM", MSAM, OSTR, 0, "(mail send to terminal and mailbox)" },
- { "MRSQ", MRSQ, OSTR, 0, "(mail recipient scheme question)" },
- { "MRCP", MRCP, STR1, 0, "(mail recipient)" },
- { "ALLO", ALLO, ARGS, 1, "allocate storage (vacuously)" },
- { "REST", REST, ARGS, 1, "<sp> offset (restart command)" },
- { "RNFR", RNFR, STR1, 1, "<sp> file-name" },
- { "RNTO", RNTO, STR1, 1, "<sp> file-name" },
- { "ABOR", ABOR, ARGS, 1, "(abort operation)" },
- { "DELE", DELE, STR1, 1, "<sp> file-name" },
- { "CWD", CWD, OSTR, 1, "[ <sp> directory-name ]" },
- { "XCWD", CWD, OSTR, 1, "[ <sp> directory-name ]" },
- { "LIST", LIST, OSTR, 1, "[ <sp> path-name ]" },
- { "NLST", NLST, OSTR, 1, "[ <sp> path-name ]" },
- { "SITE", SITE, SITECMD, 1, "site-cmd [ <sp> arguments ]" },
- { "SYST", SYST, ARGS, 1, "(get type of operating system)" },
- { "STAT", sTAT, OSTR, 1, "[ <sp> path-name ]" },
- { "HELP", HELP, OSTR, 1, "[ <sp> <string> ]" },
- { "NOOP", NOOP, ARGS, 1, "" },
- { "MKD", MKD, STR1, 1, "<sp> path-name" },
- { "XMKD", MKD, STR1, 1, "<sp> path-name" },
- { "RMD", RMD, STR1, 1, "<sp> path-name" },
- { "XRMD", RMD, STR1, 1, "<sp> path-name" },
- { "PWD", PWD, ARGS, 1, "(return current directory)" },
- { "XPWD", PWD, ARGS, 1, "(return current directory)" },
- { "CDUP", CDUP, ARGS, 1, "(change to parent directory)" },
- { "XCUP", CDUP, ARGS, 1, "(change to parent directory)" },
- { "STOU", STOU, STR1, 1, "<sp> file-name" },
- { "SIZE", SIZE, OSTR, 1, "<sp> path-name" },
- { "MDTM", MDTM, OSTR, 1, "<sp> path-name" },
- /* extensions from RFC2228 */
- { "AUTH", AUTH, STR1, 1, "<sp> auth-type" },
- { "ADAT", ADAT, STR1, 1, "<sp> auth-data" },
- { "PBSZ", PBSZ, ARGS, 1, "<sp> buffer-size" },
- { "PROT", PROT, STR1, 1, "<sp> prot-level" },
- { "CCC", CCC, ARGS, 1, "" },
- { "MIC", MIC, STR1, 1, "<sp> integrity command" },
- { "CONF", CONF, STR1, 1, "<sp> confidentiality command" },
- { "ENC", ENC, STR1, 1, "<sp> privacy command" },
- /* RFC2389 */
- { "FEAT", FEAT, ARGS, 1, "" },
- { "OPTS", OPTS, ARGS, 1, "<sp> command [<sp> options]" },
- { NULL, 0, 0, 0, 0 }
- };
- struct tab sitetab[] = {
- { "UMASK", UMASK, ARGS, 1, "[ <sp> umask ]" },
- { "IDLE", IDLE, ARGS, 1, "[ <sp> maximum-idle-time ]" },
- { "CHMOD", CHMOD, NSTR, 1, "<sp> mode <sp> file-name" },
- { "HELP", HELP, OSTR, 1, "[ <sp> <string> ]" },
- { "KAUTH", KAUTH, STR1, 1, "<sp> principal [ <sp> ticket ]" },
- { "KLIST", KLIST, ARGS, 1, "(show ticket file)" },
- { "KDESTROY", KDESTROY, ARGS, 1, "(destroy tickets)" },
- { "KRBTKFILE", KRBTKFILE, STR1, 1, "<sp> ticket-file" },
- { "AFSLOG", AFSLOG, OSTR, 1, "[<sp> cell]" },
- { "LOCATE", LOCATE, STR1, 1, "<sp> globexpr" },
- { "FIND", LOCATE, STR1, 1, "<sp> globexpr" },
- { "URL", URL, ARGS, 1, "?" },
- { NULL, 0, 0, 0, 0 }
- };
- static struct tab *
- lookup(struct tab *p, char *cmd)
- {
- for (; p->name != NULL; p++)
- if (strcmp(cmd, p->name) == 0)
- return (p);
- return (0);
- }
- /*
- * ftpd_getline - a hacked up version of fgets to ignore TELNET escape codes.
- */
- char *
- ftpd_getline(char *s, int n)
- {
- int c;
- char *cs;
- cs = s;
- /* might still be data within the security MIC/CONF/ENC */
- if(ftp_command){
- strlcpy(s, ftp_command, n);
- if (debug)
- syslog(LOG_DEBUG, "command: %s", s);
- return s;
- }
- while ((c = getc(stdin)) != EOF) {
- c &= 0377;
- if (c == IAC) {
- if ((c = getc(stdin)) != EOF) {
- c &= 0377;
- switch (c) {
- case WILL:
- case WONT:
- c = getc(stdin);
- printf("%c%c%c", IAC, DONT, 0377&c);
- fflush(stdout);
- continue;
- case DO:
- case DONT:
- c = getc(stdin);
- printf("%c%c%c", IAC, WONT, 0377&c);
- fflush(stdout);
- continue;
- case IAC:
- break;
- default:
- continue; /* ignore command */
- }
- }
- }
- *cs++ = c;
- if (--n <= 0 || c == '\n')
- break;
- }
- if (c == EOF && cs == s)
- return (NULL);
- *cs++ = '\0';
- if (debug) {
- if (!guest && strncasecmp("pass ", s, 5) == 0) {
- /* Don't syslog passwords */
- syslog(LOG_DEBUG, "command: %.5s ???", s);
- } else {
- char *cp;
- int len;
- /* Don't syslog trailing CR-LF */
- len = strlen(s);
- cp = s + len - 1;
- while (cp >= s && (*cp == '\n' || *cp == '\r')) {
- --cp;
- --len;
- }
- syslog(LOG_DEBUG, "command: %.*s", len, s);
- }
- }
- #ifdef XXX
- fprintf(stderr, "%s\n", s);
- #endif
- return (s);
- }
- static RETSIGTYPE
- toolong(int signo)
- {
- reply(421,
- "Timeout (%d seconds): closing control connection.",
- ftpd_timeout);
- if (logging)
- syslog(LOG_INFO, "User %s timed out after %d seconds",
- (pw ? pw -> pw_name : "unknown"), ftpd_timeout);
- dologout(1);
- SIGRETURN(0);
- }
- static int
- yylex(void)
- {
- static int cpos, state;
- char *cp, *cp2;
- struct tab *p;
- int n;
- char c;
- for (;;) {
- switch (state) {
- case CMD:
- hasyyerrored = 0;
- signal(SIGALRM, toolong);
- alarm((unsigned) ftpd_timeout);
- if (ftpd_getline(cbuf, sizeof(cbuf)-1) == NULL) {
- reply(221, "You could at least say goodbye.");
- dologout(0);
- }
- alarm(0);
- #ifdef HAVE_SETPROCTITLE
- if (strncasecmp(cbuf, "PASS", 4) != 0)
- setproctitle("%s: %s", proctitle, cbuf);
- #endif /* HAVE_SETPROCTITLE */
- if ((cp = strchr(cbuf, '\r'))) {
- *cp++ = '\n';
- *cp = '\0';
- }
- if ((cp = strpbrk(cbuf, " \n")))
- cpos = cp - cbuf;
- if (cpos == 0)
- cpos = 4;
- c = cbuf[cpos];
- cbuf[cpos] = '\0';
- strupr(cbuf);
- p = lookup(cmdtab, cbuf);
- cbuf[cpos] = c;
- if (p != 0) {
- if (p->implemented == 0) {
- nack(p->name);
- hasyyerrored = 1;
- break;
- }
- state = p->state;
- yylval.s = p->name;
- return (p->token);
- }
- break;
- case SITECMD:
- if (cbuf[cpos] == ' ') {
- cpos++;
- return (SP);
- }
- cp = &cbuf[cpos];
- if ((cp2 = strpbrk(cp, " \n")))
- cpos = cp2 - cbuf;
- c = cbuf[cpos];
- cbuf[cpos] = '\0';
- strupr(cp);
- p = lookup(sitetab, cp);
- cbuf[cpos] = c;
- if (p != 0) {
- if (p->implemented == 0) {
- state = CMD;
- nack(p->name);
- hasyyerrored = 1;
- break;
- }
- state = p->state;
- yylval.s = p->name;
- return (p->token);
- }
- state = CMD;
- break;
- case OSTR:
- if (cbuf[cpos] == '\n') {
- state = CMD;
- return (CRLF);
- }
- /* FALLTHROUGH */
- case STR1:
- case ZSTR1:
- dostr1:
- if (cbuf[cpos] == ' ') {
- cpos++;
- if(state == OSTR)
- state = STR2;
- else
- state++;
- return (SP);
- }
- break;
- case ZSTR2:
- if (cbuf[cpos] == '\n') {
- state = CMD;
- return (CRLF);
- }
- /* FALLTHROUGH */
- case STR2:
- cp = &cbuf[cpos];
- n = strlen(cp);
- cpos += n - 1;
- /*
- * Make sure the string is nonempty and \n terminated.
- */
- if (n > 1 && cbuf[cpos] == '\n') {
- cbuf[cpos] = '\0';
- yylval.s = copy(cp);
- cbuf[cpos] = '\n';
- state = ARGS;
- return (STRING);
- }
- break;
- case NSTR:
- if (cbuf[cpos] == ' ') {
- cpos++;
- return (SP);
- }
- if (isdigit((unsigned char)cbuf[cpos])) {
- cp = &cbuf[cpos];
- while (isdigit((unsigned char)cbuf[++cpos]))
- ;
- c = cbuf[cpos];
- cbuf[cpos] = '\0';
- yylval.i = atoi(cp);
- cbuf[cpos] = c;
- state = STR1;
- return (NUMBER);
- }
- state = STR1;
- goto dostr1;
- case ARGS:
- if (isdigit((unsigned char)cbuf[cpos])) {
- cp = &cbuf[cpos];
- while (isdigit((unsigned char)cbuf[++cpos]))
- ;
- c = cbuf[cpos];
- cbuf[cpos] = '\0';
- yylval.i = atoi(cp);
- cbuf[cpos] = c;
- return (NUMBER);
- }
- switch (cbuf[cpos++]) {
- case '\n':
- state = CMD;
- return (CRLF);
- case ' ':
- return (SP);
- case ',':
- return (COMMA);
- case 'A':
- case 'a':
- return (A);
- case 'B':
- case 'b':
- return (B);
- case 'C':
- case 'c':
- return (C);
- case 'E':
- case 'e':
- return (E);
- case 'F':
- case 'f':
- return (F);
- case 'I':
- case 'i':
- return (I);
- case 'L':
- case 'l':
- return (L);
- case 'N':
- case 'n':
- return (N);
- case 'P':
- case 'p':
- return (P);
- case 'R':
- case 'r':
- return (R);
- case 'S':
- case 's':
- return (S);
- case 'T':
- case 't':
- return (T);
- }
- break;
- default:
- fatal("Unknown state in scanner.");
- }
- yyerror(NULL);
- state = CMD;
- return (0);
- }
- }
- /* ARGSUSED */
- void
- yyerror(char *s)
- {
- char *cp;
- if (hasyyerrored)
- return;
- if ((cp = strchr(cbuf,'\n')))
- *cp = '\0';
- reply(500, "'%s': command not understood.", cbuf);
- hasyyerrored = 1;
- }
- static char *
- copy(char *s)
- {
- char *p;
- p = strdup(s);
- if (p == NULL)
- fatal("Ran out of memory.");
- return p;
- }
- static void
- help(struct tab *ctab, char *s)
- {
- struct tab *c;
- int width, NCMDS;
- char *t;
- char buf[1024];
- if (ctab == sitetab)
- t = "SITE ";
- else
- t = "";
- width = 0, NCMDS = 0;
- for (c = ctab; c->name != NULL; c++) {
- int len = strlen(c->name);
- if (len > width)
- width = len;
- NCMDS++;
- }
- width = (width + 8) &~ 7;
- if (s == 0) {
- int i, j, w;
- int columns, lines;
- lreply(214, "The following %scommands are recognized %s.",
- t, "(* =>'s unimplemented)");
- columns = 76 / width;
- if (columns == 0)
- columns = 1;
- lines = (NCMDS + columns - 1) / columns;
- for (i = 0; i < lines; i++) {
- strlcpy (buf, " ", sizeof(buf));
- for (j = 0; j < columns; j++) {
- c = ctab + j * lines + i;
- snprintf (buf + strlen(buf),
- sizeof(buf) - strlen(buf),
- "%s%c",
- c->name,
- c->implemented ? ' ' : '*');
- if (c + lines >= &ctab[NCMDS])
- break;
- w = strlen(c->name) + 1;
- while (w < width) {
- strlcat (buf,
- " ",
- sizeof(buf));
- w++;
- }
- }
- lreply(214, "%s", buf);
- }
- reply(214, "Direct comments to kth-krb-bugs@pdc.kth.se");
- return;
- }
- strupr(s);
- c = lookup(ctab, s);
- if (c == (struct tab *)0) {
- reply(502, "Unknown command %s.", s);
- return;
- }
- if (c->implemented)
- reply(214, "Syntax: %s%s %s", t, c->name, c->help);
- else
- reply(214, "%s%-*s\t%s; unimplemented.", t, width,
- c->name, c->help);
- }
- static void
- sizecmd(char *filename)
- {
- switch (type) {
- case TYPE_L:
- case TYPE_I: {
- struct stat stbuf;
- if (stat(filename, &stbuf) < 0 || !S_ISREG(stbuf.st_mode))
- reply(550, "%s: not a plain file.", filename);
- else
- reply(213, "%lu", (unsigned long)stbuf.st_size);
- break;
- }
- case TYPE_A: {
- FILE *fin;
- int c;
- size_t count;
- struct stat stbuf;
- fin = fopen(filename, "r");
- if (fin == NULL) {
- perror_reply(550, filename);
- return;
- }
- if (fstat(fileno(fin), &stbuf) < 0 || !S_ISREG(stbuf.st_mode)) {
- reply(550, "%s: not a plain file.", filename);
- fclose(fin);
- return;
- }
- count = 0;
- while((c=getc(fin)) != EOF) {
- if (c == '\n') /* will get expanded to \r\n */
- count++;
- count++;
- }
- fclose(fin);
- reply(213, "%lu", (unsigned long)count);
- break;
- }
- default:
- reply(504, "SIZE not implemented for Type %c.", "?AEIL"[type]);
- }
- }