//

// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

//

/* A Bison parser, made by GNU Bison 2.1.  */

/* Skeleton parser for Yacc-like parsing with Bison,

   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005 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, 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.  */

/* 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 "2.1"

/* 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,

     UMASK = 315,

     IDLE = 316,

     CHMOD = 317,

     LEXERR = 318,

     STRING = 319,

     NUMBER = 320

   };

#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 UMASK 315

#define IDLE 316

#define CHMOD 317

#define LEXERR 318

#define STRING 319

#define NUMBER 320

/* Copy the first part of user declarations.  */

#line 43 "ftpcmd.y"

char ftpcmd_rcsid[] = 

  "$Id: ftpcmd.y,v 1.11 1999/10/09 02:32:12 dholland Exp $";

#include <sys/param.h>

#include <sys/socket.h>

#include <sys/stat.h>

#include <netinet/in.h>

#include <arpa/ftp.h>

#include <ctype.h>

#include <errno.h>

#include <glob.h>

#include <pwd.h>

#include <setjmp.h>

#include <signal.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

//#include <syslog.h>

#include <time.h>

#include <unistd.h>

//#ifndef __linux__

//#include <tzfile.h>

//#else

#define TM_YEAR_BASE 1900

//#endif

#include "extern.h"

extern	struct sockaddr_in data_dest;

extern	int logged_in;

extern	struct passwd *pw;

extern	int guest;

extern	int logging;

extern	int type;

extern	int form;

extern	int debug;

extern	int timeout;

extern	int maxtimeout;

extern  int pdata;

extern	char hostname[], remotehost[];

extern	char proctitle[];

extern	int usedefault;

extern  int transflag;

extern  char tmpline[];

extern	int portcheck;

extern	struct sockaddr_in his_addr;

off_t	restart_point;

static	int cmd_type;

static	int cmd_form;

static	int cmd_bytesz;

char	cbuf[512];

char	*fromname;

struct tab;

static int	 yylex __P((void));

//static void	 sizecmd __P((char *));

static void	 help __P((struct tab *, char *));

//extern struct tab cmdtab[];

//extern struct tab sitetab[];

#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 {

const char	*name;

short	token;

short	state;

short	implemented;	/* 1 if command is implemented */

const char	*help;

};

extern 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" },

{ "PASV", PASV, ARGS, 1,	"(set server in passive mode)" },

{ "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" },

{ NULL,   0,    0,    0,	0 }

};

extern 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> ]" },

{ NULL,   0,    0,    0,	0 }

};

/* 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)

#line 113 "ftpcmd.y"

typedef union YYSTYPE {

	int	i;

	char   *s;

} YYSTYPE;

/* Line 196 of yacc.c.  */

# 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 219 of yacc.c.  */

#if ! defined (YYSIZE_T) && defined (__SIZE_TYPE__)

# define YYSIZE_T __SIZE_TYPE__

#endif

#if ! defined (YYSIZE_T) && defined (size_t)

# define YYSIZE_T size_t

#endif

#if ! defined (YYSIZE_T) && (defined (__STDC__) || defined (__cplusplus))

# include <stddef.h> /* INFRINGES ON USER NAME SPACE */

# define YYSIZE_T size_t

#endif

#if ! defined (YYSIZE_T)

# define YYSIZE_T unsigned int

#endif

#ifndef YY_

# if 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

#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

#   else

#    define YYSTACK_ALLOC alloca

#    if defined (__STDC__) || defined (__cplusplus)

#     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */

#     define YYINCLUDED_STDLIB_H

#    endif

#   endif

#  endif

# endif

# ifdef YYSTACK_ALLOC

   /* Pacify GCC's `empty if-body' warning. */

#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (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 2005 */

#  endif

# else

#  define YYSTACK_ALLOC YYMALLOC

#  define YYSTACK_FREE YYFREE

#  ifndef YYSTACK_ALLOC_MAXIMUM

#   define YYSTACK_ALLOC_MAXIMUM ((YYSIZE_T) -1)

#  endif

#  ifdef __cplusplus

extern "C" {

#  endif

#  ifndef YYMALLOC

#   define YYMALLOC malloc

#   if (! defined (malloc) && ! defined (YYINCLUDED_STDLIB_H) \

	&& (defined (__STDC__) || defined (__cplusplus)))

void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */

#   endif

#  endif

#  ifndef YYFREE

#   define YYFREE free

#   if (! defined (free) && ! defined (YYINCLUDED_STDLIB_H) \

	&& (defined (__STDC__) || defined (__cplusplus)))

void free (void *); /* INFRINGES ON USER NAME SPACE */

#   endif

#  endif

#  ifdef __cplusplus

}

#  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

{

  short int 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 (short int) + 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 (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;						\