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- #ifndef lint
- char yysccsid[] = "@(#)yaccpar 1.3 (Berkeley) 01/21/90";
- #endif
- #define A 257
- #define B 258
- #define C 259
- #define E 260
- #define F 261
- #define I 262
- #define L 263
- #define N 264
- #define P 265
- #define R 266
- #define S 267
- #define T 268
- #define SP 269
- #define CRLF 270
- #define COMMA 271
- #define STRING 272
- #define NUMBER 273
- #define USER 274
- #define PASS 275
- #define ACCT 276
- #define REIN 277
- #define QUIT 278
- #define PORT 279
- #define PASV 280
- #define TYPE 281
- #define STRU 282
- #define MODE 283
- #define RETR 284
- #define STOR 285
- #define APPE 286
- #define MLFL 287
- #define MAIL 288
- #define MSND 289
- #define MSOM 290
- #define MSAM 291
- #define MRSQ 292
- #define MRCP 293
- #define ALLO 294
- #define REST 295
- #define RNFR 296
- #define RNTO 297
- #define ABOR 298
- #define DELE 299
- #define CWD 300
- #define LIST 301
- #define NLST 302
- #define SITE 303
- #define STAT 304
- #define HELP 305
- #define NOOP 306
- #define MKD 307
- #define RMD 308
- #define PWD 309
- #define CDUP 310
- #define STOU 311
- #define SMNT 312
- #define SYST 313
- #define SIZE 314
- #define MDTM 315
- #define UMASK 316
- #define IDLE 317
- #define CHMOD 318
- #define LEXERR 319
- #define YYERRCODE 256
- #line 26 "ftp.y"
-
- #ifndef lint
- static char sccsid[] = "@(#)ftpcmd.y 5.20.1.1 (Berkeley) 3/2/89";
- #endif /* not lint */
-
- #include <sys//param.h>
- #include <sys//socket.h>
-
- #include <netinet//in.h>
-
- #include <arpa//ftp.h>
-
- #include <stdio.h>
- #include <signal.h>
- #include <ctype.h>
- #include <pwd.h>
- #include <setjmp.h>
- #include <syslog.h>
- #include <sys//stat.h>
- #include <time.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 char *globerr;
- extern int usedefault;
- extern int transflag;
- extern char tmpline[];
- char **glob();
-
- static int cmd_type;
- static int cmd_form;
- static int cmd_bytesz;
- char cbuf[512];
- char *fromname;
-
- char *index();
- #line 116 "ftp.tab.c"
- short yylhs[] = { -1,
- 0, 0, 0, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 2, 3, 4, 4,
- 12, 5, 13, 13, 13, 6, 6, 6, 6, 6,
- 6, 6, 6, 7, 7, 7, 8, 8, 8, 10,
- 14, 11, 9,
- };
- short yylen[] = { 2,
- 0, 2, 2, 4, 4, 4, 2, 4, 4, 4,
- 4, 8, 5, 5, 5, 3, 5, 3, 5, 5,
- 2, 5, 4, 2, 3, 5, 2, 4, 2, 5,
- 5, 3, 3, 4, 6, 5, 7, 9, 4, 6,
- 5, 2, 5, 5, 2, 2, 5, 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, 0,
- };
- short yydefred[] = { 1,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 73, 73, 73, 0, 73, 0, 0, 73, 73, 73,
- 73, 0, 0, 0, 0, 73, 73, 73, 73, 73,
- 0, 73, 73, 2, 3, 46, 0, 0, 45, 0,
- 7, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 24, 0, 0, 0, 0, 0, 21, 0, 0, 27,
- 29, 0, 0, 0, 0, 0, 42, 0, 0, 48,
- 0, 50, 0, 0, 0, 0, 0, 60, 0, 0,
- 64, 66, 65, 0, 68, 69, 67, 0, 0, 0,
- 0, 0, 0, 71, 0, 70, 0, 0, 25, 0,
- 18, 0, 16, 0, 73, 0, 73, 0, 0, 0,
- 0, 32, 33, 0, 0, 0, 4, 5, 0, 6,
- 0, 0, 0, 51, 63, 8, 9, 10, 0, 0,
- 0, 0, 11, 0, 23, 0, 0, 0, 0, 0,
- 34, 0, 0, 39, 0, 0, 28, 0, 0, 0,
- 0, 0, 0, 55, 53, 54, 57, 59, 62, 13,
- 14, 15, 0, 47, 22, 26, 19, 17, 0, 0,
- 36, 0, 0, 20, 30, 31, 41, 43, 44, 0,
- 0, 35, 72, 0, 40, 0, 0, 0, 37, 0,
- 0, 12, 0, 0, 38, 0, 0, 0, 52,
- };
- short yydgoto[] = { 1,
- 34, 35, 71, 73, 75, 80, 84, 88, 45, 95,
- 184, 125, 157, 96,
- };
- short yysindex[] = { 0,
- -224, -247, -239, -236, -232, -222, -204, -200, -181, -177,
- 0, 0, 0, -166, 0, -161, -199, 0, 0, 0,
- 0, -160, -159, -264, -158, 0, 0, 0, 0, 0,
- -157, 0, 0, 0, 0, 0, -167, -162, 0, -156,
- 0, -250, -198, -165, -155, -154, -153, -151, -150, -152,
- 0, -145, -252, -229, -217, -302, 0, -144, -146, 0,
- 0, -142, -141, -140, -139, -137, 0, -136, -135, 0,
- -134, 0, -133, -132, -130, -131, -128, 0, -249, -127,
- 0, 0, 0, -126, 0, 0, 0, -125, -152, -152,
- -152, -205, -152, 0, -124, 0, -152, -152, 0, -152,
- 0, -143, 0, -173, 0, -171, 0, -152, -123, -152,
- -152, 0, 0, -152, -152, -152, 0, 0, -138, 0,
- -164, -164, -122, 0, 0, 0, 0, 0, -121, -120,
- -118, -148, 0, -117, 0, -116, -115, -114, -113, -112,
- 0, -163, -111, 0, -110, -109, 0, -107, -106, -105,
- -104, -103, -129, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, -101, 0, 0, 0, 0, 0, -100, -102,
- 0, -98, -102, 0, 0, 0, 0, 0, 0, -99,
- -97, 0, 0, -95, 0, -96, -94, -92, 0, -152,
- -93, 0, -91, -90, 0, -88, -87, -86, 0,
- };
- short yyrindex[] = { 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, -83, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, -82, 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, -81, -80, 0, -158, 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, 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, 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,
- };
- short yygindex[] = { 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 16, -89,
- -25, 35, 47, 0,
- };
- #define YYTABLESIZE 190
- short yytable[] = { 129,
- 130, 131, 104, 134, 59, 60, 76, 136, 137, 77,
- 138, 78, 79, 105, 106, 107, 98, 99, 146, 123,
- 148, 149, 36, 124, 150, 151, 152, 46, 47, 37,
- 49, 2, 38, 52, 53, 54, 55, 39, 58, 100,
- 101, 62, 63, 64, 65, 66, 40, 68, 69, 3,
- 4, 102, 103, 5, 6, 7, 8, 9, 10, 11,
- 12, 13, 81, 132, 133, 41, 82, 83, 42, 14,
- 51, 15, 16, 17, 18, 19, 20, 21, 22, 23,
- 24, 25, 26, 27, 28, 29, 30, 43, 31, 32,
- 33, 44, 85, 86, 154, 140, 141, 143, 144, 155,
- 193, 87, 48, 156, 70, 170, 171, 50, 56, 72,
- 57, 61, 67, 89, 90, 91, 74, 163, 93, 94,
- 142, 92, 145, 97, 108, 109, 110, 111, 139, 112,
- 113, 114, 115, 116, 153, 117, 118, 121, 119, 120,
- 122, 180, 126, 127, 128, 135, 147, 186, 160, 161,
- 124, 162, 164, 165, 166, 167, 168, 159, 173, 169,
- 174, 172, 175, 176, 177, 178, 179, 181, 158, 182,
- 183, 185, 190, 187, 189, 188, 191, 192, 195, 194,
- 196, 0, 0, 198, 197, 73, 199, 49, 56, 58,
- };
- short yycheck[] = { 89,
- 90, 91, 305, 93, 269, 270, 257, 97, 98, 260,
- 100, 262, 263, 316, 317, 318, 269, 270, 108, 269,
- 110, 111, 270, 273, 114, 115, 116, 12, 13, 269,
- 15, 256, 269, 18, 19, 20, 21, 270, 23, 269,
- 270, 26, 27, 28, 29, 30, 269, 32, 33, 274,
- 275, 269, 270, 278, 279, 280, 281, 282, 283, 284,
- 285, 286, 261, 269, 270, 270, 265, 266, 269, 294,
- 270, 296, 297, 298, 299, 300, 301, 302, 303, 304,
- 305, 306, 307, 308, 309, 310, 311, 269, 313, 314,
- 315, 269, 258, 259, 259, 269, 270, 269, 270, 264,
- 190, 267, 269, 268, 272, 269, 270, 269, 269, 272,
- 270, 270, 270, 269, 269, 269, 273, 266, 269, 272,
- 105, 273, 107, 269, 269, 272, 269, 269, 272, 270,
- 270, 269, 269, 269, 273, 270, 270, 269, 271, 270,
- 269, 271, 270, 270, 270, 270, 270, 173, 270, 270,
- 273, 270, 270, 270, 270, 270, 270, 123, 269, 272,
- 270, 273, 270, 270, 270, 270, 270, 269, 122, 270,
- 273, 270, 269, 273, 270, 273, 271, 270, 270, 273,
- 271, -1, -1, 271, 273, 269, 273, 270, 270, 270,
- };
- #define YYFINAL 1
- #ifndef YYDEBUG
- #define YYDEBUG 0
- #endif
- #define YYMAXTOKEN 319
- #if YYDEBUG
- char *yyname[] = {
- "end-of-file",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,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"A","B","C","E","F","I","L","N",
- "P","R","S","T","SP","CRLF","COMMA","STRING","NUMBER","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","UMASK","IDLE","CHMOD","LEXERR",
- };
- char *yyrule[] = {
- "$accept : cmd_list",
- "cmd_list :",
- "cmd_list : cmd_list cmd",
- "cmd_list : cmd_list rcmd",
- "cmd : USER SP username CRLF",
- "cmd : PASS SP password CRLF",
- "cmd : PORT SP host_port CRLF",
- "cmd : PASV CRLF",
- "cmd : TYPE SP type_code CRLF",
- "cmd : STRU SP struct_code CRLF",
- "cmd : MODE SP mode_code CRLF",
- "cmd : ALLO SP NUMBER CRLF",
- "cmd : ALLO SP NUMBER SP R SP NUMBER CRLF",
- "cmd : RETR check_login SP pathname CRLF",
- "cmd : STOR check_login SP pathname CRLF",
- "cmd : APPE check_login SP pathname CRLF",
- "cmd : NLST check_login CRLF",
- "cmd : NLST check_login SP STRING CRLF",
- "cmd : LIST check_login CRLF",
- "cmd : LIST check_login SP pathname CRLF",
- "cmd : STAT check_login SP pathname CRLF",
- "cmd : STAT CRLF",
- "cmd : DELE check_login SP pathname CRLF",
- "cmd : RNTO SP pathname CRLF",
- "cmd : ABOR CRLF",
- "cmd : CWD check_login CRLF",
- "cmd : CWD check_login SP pathname CRLF",
- "cmd : HELP CRLF",
- "cmd : HELP SP STRING CRLF",
- "cmd : NOOP CRLF",
- "cmd : MKD check_login SP pathname CRLF",
- "cmd : RMD check_login SP pathname CRLF",
- "cmd : PWD check_login CRLF",
- "cmd : CDUP check_login CRLF",
- "cmd : SITE SP HELP CRLF",
- "cmd : SITE SP HELP SP STRING CRLF",
- "cmd : SITE SP UMASK check_login CRLF",
- "cmd : SITE SP UMASK check_login SP octal_number CRLF",
- "cmd : SITE SP CHMOD check_login SP octal_number SP pathname CRLF",
- "cmd : SITE SP IDLE CRLF",
- "cmd : SITE SP IDLE SP NUMBER CRLF",
- "cmd : STOU check_login SP pathname CRLF",
- "cmd : SYST CRLF",
- "cmd : SIZE check_login SP pathname CRLF",
- "cmd : MDTM check_login SP pathname CRLF",
- "cmd : QUIT CRLF",
- "cmd : error CRLF",
- "rcmd : RNFR check_login SP pathname CRLF",
- "username : STRING",
- "password :",
- "password : STRING",
- "byte_size : NUMBER",
- "host_port : NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER COMMA NUMBER",
- "form_code : N",
- "form_code : T",
- "form_code : C",
- "type_code : A",
- "type_code : A SP form_code",
- "type_code : E",
- "type_code : E SP form_code",
- "type_code : I",
- "type_code : L",
- "type_code : L SP byte_size",
- "type_code : L byte_size",
- "struct_code : F",
- "struct_code : R",
- "struct_code : P",
- "mode_code : S",
- "mode_code : B",
- "mode_code : C",
- "pathname : pathstring",
- "pathstring : STRING",
- "octal_number : NUMBER",
- "check_login :",
- };
- #endif
- #ifndef YYSTYPE
- typedef int YYSTYPE;
- #endif
- #define yyclearin (yychar=(-1))
- #define yyerrok (yyerrflag=0)
- #ifndef YYSTACKSIZE
- #ifdef YYMAXDEPTH
- #define YYSTACKSIZE YYMAXDEPTH
- #else
- #define YYSTACKSIZE 300
- #endif
- #endif
- int yydebug;
- int yynerrs;
- int yyerrflag;
- int yychar;
- short *yyssp;
- YYSTYPE *yyvsp;
- YYSTYPE yyval;
- YYSTYPE yylval;
- #define yystacksize YYSTACKSIZE
- short yyss[YYSTACKSIZE];
- YYSTYPE yyvs[YYSTACKSIZE];
- #line 658 "ftp.y"
-
- extern jmp_buf errcatch;
-
- #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 {
- char *name;
- short token;
- short state;
- short implemented; /* 1 if command is implemented */
- char *help;
- };
-
- 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, 0, "(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 }
- };
-
- 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 }
- };
-
- struct tab *
- lookup(p, cmd)
- register struct tab *p;
- char *cmd;
- {
-
- for (; p->name != NULL; p++)
- if (strcmp(cmd, p->name) == 0)
- return (p);
- return (0);
- }
-
- #include <arpa/telnet.h>
-
- /*
- * getline - a hacked up version of fgets to ignore TELNET escape codes.
- */
- char *
- getline(s, n, iop)
- char *s;
- register FILE *iop;
- {
- register c;
- register char *cs;
-
- cs = s;
- /* tmpline may contain saved command from urgent mode interruption */
- for (c = 0; tmpline[c] != '\0' && --n > 0; ++c) {
- *cs++ = tmpline[c];
- if (tmpline[c] == '\n') {
- *cs++ = '\0';
- if (debug)
- syslog(LOG_DEBUG, "command: %s", s);
- tmpline[0] = '\0';
- return(s);
- }
- if (c == 0)
- tmpline[0] = '\0';
- }
- while ((c = getc(iop)) != EOF) {
- c &= 0377;
- if (c == IAC) {
- if ((c = getc(iop)) != EOF) {
- c &= 0377;
- switch (c) {
- case WILL:
- case WONT:
- c = getc(iop);
- printf("%c%c%c", IAC, DONT, 0377&c);
- (void) fflush(stdout);
- continue;
- case DO:
- case DONT:
- c = getc(iop);
- printf("%c%c%c", IAC, WONT, 0377&c);
- (void) 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)
- syslog(LOG_DEBUG, "command: %s", s);
- return (s);
- }
-
- static int
- toolong()
- {
- time_t now;
- extern char *ctime();
- extern time_t time();
-
- reply(421,
- "Timeout (%d seconds): closing control connection.", timeout);
- (void) time(&now);
- if (logging) {
- syslog(LOG_INFO,
- "User %s timed out after %d seconds at %s",
- (pw ? pw -> pw_name : "unknown"), timeout, ctime(&now));
- }
- dologout(1);
- }
-
- yylex()
- {
- static int cpos, state;
- register char *cp, *cp2;
- register struct tab *p;
- int n;
- char c, *strpbrk();
- char *copy();
-
- for (;;) {
- switch (state) {
-
- case CMD:
- (void) signal(SIGALRM, toolong);
- (void) alarm((unsigned) timeout);
- if (getline(cbuf, sizeof(cbuf)-1, stdin) == NULL) {
- reply(221, "You could at least say goodbye.");
- dologout(0);
- }
- (void) alarm(0);
- #ifdef SETPROCTITLE
- if (strncasecmp(cbuf, "PASS", 4) != NULL)
- setproctitle("%s: %s", proctitle, cbuf);
- #endif /* SETPROCTITLE */
- if ((cp = index(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';
- upper(cbuf);
- p = lookup(cmdtab, cbuf);
- cbuf[cpos] = c;
- if (p != 0) {
- if (p->implemented == 0) {
- nack(p->name);
- longjmp(errcatch,0);
- /* NOTREACHED */
- }
- state = p->state;
- *(char **)&yylval = 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';
- upper(cp);
- p = lookup(sitetab, cp);
- cbuf[cpos] = c;
- if (p != 0) {
- if (p->implemented == 0) {
- state = CMD;
- nack(p->name);
- longjmp(errcatch,0);
- /* NOTREACHED */
- }
- state = p->state;
- *(char **)&yylval = 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++;
- state = state == OSTR ? STR2 : ++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';
- *(char **)&yylval = copy(cp);
- cbuf[cpos] = '\n';
- state = ARGS;
- return (STRING);
- }
- break;
-
- case NSTR:
- if (cbuf[cpos] == ' ') {
- cpos++;
- return (SP);
- }
- if (isdigit(cbuf[cpos])) {
- cp = &cbuf[cpos];
- while (isdigit(cbuf[++cpos]))
- ;
- c = cbuf[cpos];
- cbuf[cpos] = '\0';
- yylval = atoi(cp);
- cbuf[cpos] = c;
- state = STR1;
- return (NUMBER);
- }
- state = STR1;
- goto dostr1;
-
- case ARGS:
- if (isdigit(cbuf[cpos])) {
- cp = &cbuf[cpos];
- while (isdigit(cbuf[++cpos]))
- ;
- c = cbuf[cpos];
- cbuf[cpos] = '\0';
- yylval = 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((char *) 0);
- state = CMD;
- longjmp(errcatch,0);
- }
- }
-
- upper(s)
- register char *s;
- {
- while (*s != '\0') {
- if (islower(*s))
- *s = toupper(*s);
- s++;
- }
- }
-
- char *
- copy(s)
- char *s;
- {
- char *p;
- extern char *malloc(), *strcpy();
-
- p = malloc((unsigned) strlen(s) + 1);
- if (p == NULL)
- fatal("Ran out of memory.");
- (void) strcpy(p, s);
- return (p);
- }
-
- help(ctab, s)
- struct tab *ctab;
- char *s;
- {
- register struct tab *c;
- register int width, NCMDS;
- char *type;
-
- if (ctab == sitetab)
- type = "SITE ";
- else
- type = "";
- 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) {
- register int i, j, w;
- int columns, lines;
-
- lreply(214, "The following %scommands are recognized %s.",
- type, "(* =>'s unimplemented)");
- columns = 76 / width;
- if (columns == 0)
- columns = 1;
- lines = (NCMDS + columns - 1) / columns;
- for (i = 0; i < lines; i++) {
- printf(" ");
- for (j = 0; j < columns; j++) {
- c = ctab + j * lines + i;
- printf("%s%c", c->name,
- c->implemented ? ' ' : '*');
- if (c + lines >= &ctab[NCMDS])
- break;
- w = strlen(c->name) + 1;
- while (w < width) {
- putchar(' ');
- w++;
- }
- }
- printf("\r\n");
- }
- (void) fflush(stdout);
- reply(214, "Direct comments to ftp-bugs@%s.", hostname);
- return;
- }
- upper(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", type, c->name, c->help);
- else
- reply(214, "%s%-*s\t%s; unimplemented.", type, width,
- c->name, c->help);
- }
-
- sizecmd(filename)
- char *filename;
- {
- switch (type) {
- case TYPE_L:
- case TYPE_I: {
- struct stat stbuf;
- if (stat(filename, &stbuf) < 0 ||
- (stbuf.st_mode&S_IFMT) != S_IFREG)
- reply(550, "%s: not a plain file.", filename);
- else
- reply(213, "%lu", stbuf.st_size);
- break;}
- case TYPE_A: {
- FILE *fin;
- register int c, count;
- struct stat stbuf;
- fin = fopen(filename, "r");
- if (fin == NULL) {
- perror_reply(550, filename);
- return;
- }
- if (fstat(fileno(fin), &stbuf) < 0 ||
- (stbuf.st_mode&S_IFMT) != S_IFREG) {
- reply(550, "%s: not a plain file.", filename);
- (void) fclose(fin);
- return;
- }
-
- count = 0;
- while((c=getc(fin)) != EOF) {
- if (c == '\n') /* will get expanded to \r\n */
- count++;
- count++;
- }
- (void) fclose(fin);
-
- reply(213, "%ld", count);
- break;}
- default:
- reply(504, "SIZE not implemented for Type %c.", "?AEIL"[type]);
- }
- }
- #line 898 "ftp.tab.c"
- #define YYABORT goto yyabort
- #define YYACCEPT goto yyaccept
- #define YYERROR goto yyerrlab
- int
- yyparse()
- {
- register int yym, yyn, yystate;
- #if YYDEBUG
- register char *yys;
- extern char *getenv();
-
- if (yys = getenv("YYDEBUG"))
- {
- yyn = *yys;
- if (yyn == '0')
- yydebug = 0;
- else if (yyn >= '1' && yyn <= '9')
- yydebug = yyn - '0';
- }
- #endif
-
- yynerrs = 0;
- yyerrflag = 0;
- yychar = (-1);
-
- yyssp = yyss;
- yyvsp = yyvs;
- *yyssp = yystate = 0;
-
- yyloop:
- if (yyn = yydefred[yystate]) goto yyreduce;
- if (yychar < 0)
- {
- if ((yychar = yylex()) < 0) yychar = 0;
- #if YYDEBUG
- if (yydebug)
- {
- yys = 0;
- if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
- if (!yys) yys = "illegal-symbol";
- printf("yydebug: state %d, reading %d (%s)\n", yystate,
- yychar, yys);
- }
- #endif
- }
- if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
- yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
- {
- #if YYDEBUG
- if (yydebug)
- printf("yydebug: state %d, shifting to state %d\n",
- yystate, yytable[yyn]);
- #endif
- if (yyssp >= yyss + yystacksize - 1)
- {
- goto yyoverflow;
- }
- *++yyssp = yystate = yytable[yyn];
- *++yyvsp = yylval;
- yychar = (-1);
- if (yyerrflag > 0) --yyerrflag;
- goto yyloop;
- }
- if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
- yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
- {
- yyn = yytable[yyn];
- goto yyreduce;
- }
- if (yyerrflag) goto yyinrecovery;
- #ifdef lint
- goto yynewerror;
- #endif
- yynewerror:
- yyerror("syntax error");
- #ifdef lint
- goto yyerrlab;
- #endif
- yyerrlab:
- ++yynerrs;
- yyinrecovery:
- if (yyerrflag < 3)
- {
- yyerrflag = 3;
- for (;;)
- {
- if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 &&
- yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
- {
- #if YYDEBUG
- if (yydebug)
- printf("yydebug: state %d, error recovery shifting\
- to state %d\n", *yyssp, yytable[yyn]);
- #endif
- if (yyssp >= yyss + yystacksize - 1)
- {
- goto yyoverflow;
- }
- *++yyssp = yystate = yytable[yyn];
- *++yyvsp = yylval;
- goto yyloop;
- }
- else
- {
- #if YYDEBUG
- if (yydebug)
- printf("yydebug: error recovery discarding state %d\n",
- *yyssp);
- #endif
- if (yyssp <= yyss) goto yyabort;
- --yyssp;
- --yyvsp;
- }
- }
- }
- else
- {
- if (yychar == 0) goto yyabort;
- #if YYDEBUG
- if (yydebug)
- {
- yys = 0;
- if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
- if (!yys) yys = "illegal-symbol";
- printf("yydebug: state %d, error recovery discards token %d (%s)\n",
- yystate, yychar, yys);
- }
- #endif
- yychar = (-1);
- goto yyloop;
- }
- yyreduce:
- #if YYDEBUG
- if (yydebug)
- printf("yydebug: state %d, reducing by rule %d (%s)\n",
- yystate, yyn, yyrule[yyn]);
- #endif
- yym = yylen[yyn];
- yyval = yyvsp[1-yym];
- switch (yyn)
- {
- case 2:
- #line 99 "ftp.y"
- {
- fromname = (char *) 0;
- }
- break;
- case 4:
- #line 106 "ftp.y"
- {
- user((char *) yyvsp[-1]);
- free((char *) yyvsp[-1]);
- }
- break;
- case 5:
- #line 111 "ftp.y"
- {
- pass((char *) yyvsp[-1]);
- free((char *) yyvsp[-1]);
- }
- break;
- case 6:
- #line 116 "ftp.y"
- {
- usedefault = 0;
- if (pdata >= 0) {
- (void) close(pdata);
- pdata = -1;
- }
- reply(200, "PORT command successful.");
- }
- break;
- case 7:
- #line 125 "ftp.y"
- {
- passive();
- }
- break;
- case 8:
- #line 129 "ftp.y"
- {
- 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 9:
- #line 164 "ftp.y"
- {
- switch (yyvsp[-1]) {
-
- case STRU_F:
- reply(200, "STRU F ok.");
- break;
-
- default:
- reply(504, "Unimplemented STRU type.");
- }
- }
- break;
- case 10:
- #line 176 "ftp.y"
- {
- switch (yyvsp[-1]) {
-
- case MODE_S:
- reply(200, "MODE S ok.");
- break;
-
- default:
- reply(502, "Unimplemented MODE type.");
- }
- }
- break;
- case 11:
- #line 188 "ftp.y"
- {
- reply(202, "ALLO command ignored.");
- }
- break;
- case 12:
- #line 192 "ftp.y"
- {
- reply(202, "ALLO command ignored.");
- }
- break;
- case 13:
- #line 196 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- retrieve((char *) 0, (char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 14:
- #line 203 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- store((char *) yyvsp[-1], "w", 0);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 15:
- #line 210 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- store((char *) yyvsp[-1], "a", 0);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 16:
- #line 217 "ftp.y"
- {
- if (yyvsp[-1])
- send_file_list(".");
- }
- break;
- case 17:
- #line 222 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- send_file_list((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 18:
- #line 229 "ftp.y"
- {
- if (yyvsp[-1])
- retrieve("/bin/ls -lgA", "");
- }
- break;
- case 19:
- #line 234 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- retrieve("/bin/ls -lgA %s", (char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 20:
- #line 241 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- statfilecmd((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 21:
- #line 248 "ftp.y"
- {
- statcmd();
- }
- break;
- case 22:
- #line 252 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- delete((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 23:
- #line 259 "ftp.y"
- {
- if (fromname) {
- renamecmd(fromname, (char *) yyvsp[-1]);
- free(fromname);
- fromname = (char *) 0;
- } else {
- reply(503, "Bad sequence of commands.");
- }
- free((char *) yyvsp[-1]);
- }
- break;
- case 24:
- #line 270 "ftp.y"
- {
- reply(225, "ABOR command successful.");
- }
- break;
- case 25:
- #line 274 "ftp.y"
- {
- if (yyvsp[-1])
- cwd(pw->pw_dir);
- }
- break;
- case 26:
- #line 279 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- cwd((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 27:
- #line 286 "ftp.y"
- {
- help(cmdtab, (char *) 0);
- }
- break;
- case 28:
- #line 290 "ftp.y"
- {
- register char *cp = (char *)yyvsp[-1];
-
- if (strncasecmp(cp, "SITE", 4) == 0) {
- cp = (char *)yyvsp[-1] + 4;
- if (*cp == ' ')
- cp++;
- if (*cp)
- help(sitetab, cp);
- else
- help(sitetab, (char *) 0);
- } else
- help(cmdtab, (char *) yyvsp[-1]);
- }
- break;
- case 29:
- #line 305 "ftp.y"
- {
- reply(200, "NOOP command successful.");
- }
- break;
- case 30:
- #line 309 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- makedir((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 31:
- #line 316 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- removedir((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 32:
- #line 323 "ftp.y"
- {
- if (yyvsp[-1])
- pwd();
- }
- break;
- case 33:
- #line 328 "ftp.y"
- {
- if (yyvsp[-1])
- cwd("..");
- }
- break;
- case 34:
- #line 333 "ftp.y"
- {
- help(sitetab, (char *) 0);
- }
- break;
- case 35:
- #line 337 "ftp.y"
- {
- help(sitetab, (char *) yyvsp[-1]);
- }
- break;
- case 36:
- #line 341 "ftp.y"
- {
- int oldmask;
-
- if (yyvsp[-1]) {
- oldmask = umask(0);
- (void) umask(oldmask);
- reply(200, "Current UMASK is %03o", oldmask);
- }
- }
- break;
- case 37:
- #line 351 "ftp.y"
- {
- int oldmask;
-
- if (yyvsp[-3]) {
- if ((yyvsp[-1] == -1) || (yyvsp[-1] > 0777)) {
- reply(501, "Bad UMASK value");
- } else {
- oldmask = umask(yyvsp[-1]);
- reply(200,
- "UMASK set to %03o (was %03o)",
- yyvsp[-1], oldmask);
- }
- }
- }
- break;
- case 38:
- #line 366 "ftp.y"
- {
- if (yyvsp[-5] && (yyvsp[-1] != NULL)) {
- if (yyvsp[-3] > 0777)
- reply(501,
- "CHMOD: Mode value must be between 0 and 0777");
- else if (chmod((char *) yyvsp[-1], yyvsp[-3]) < 0)
- perror_reply(550, (char *) yyvsp[-1]);
- else
- reply(200, "CHMOD command successful.");
- }
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 39:
- #line 380 "ftp.y"
- {
- reply(200,
- "Current IDLE time limit is %d seconds; max %d",
- timeout, maxtimeout);
- }
- break;
- case 40:
- #line 386 "ftp.y"
- {
- if (yyvsp[-1] < 30 || yyvsp[-1] > maxtimeout) {
- reply(501,
- "Maximum IDLE time must be between 30 and %d seconds",
- maxtimeout);
- } else {
- timeout = yyvsp[-1];
- (void) alarm((unsigned) timeout);
- reply(200,
- "Maximum IDLE time set to %d seconds",
- timeout);
- }
- }
- break;
- case 41:
- #line 400 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- store((char *) yyvsp[-1], "w", 1);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 42:
- #line 407 "ftp.y"
- {
- #ifdef unix
- #ifdef BSD
- reply(215, "UNIX Type: L%d Version: BSD-%d",
- NBBY, BSD);
- #else /* BSD */
- reply(215, "UNIX Type: L%d", NBBY);
- #endif /* BSD */
- #else /* unix */
- reply(215, "UNKNOWN Type: L%d", NBBY);
- #endif /* unix */
- }
- break;
- case 43:
- #line 428 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL)
- sizecmd((char *) yyvsp[-1]);
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 44:
- #line 445 "ftp.y"
- {
- if (yyvsp[-3] && yyvsp[-1] != NULL) {
- struct stat stbuf;
- if (stat((char *) yyvsp[-1], &stbuf) < 0)
- perror_reply(550, "%s", (char *) yyvsp[-1]);
- else if ((stbuf.st_mode&S_IFMT) != S_IFREG) {
- reply(550, "%s: not a plain file.",
- (char *) yyvsp[-1]);
- } else {
- register struct tm *t;
- struct tm *gmtime();
- t = gmtime(&stbuf.st_mtime);
- reply(213,
- "19%02d%02d%02d%02d%02d%02d",
- t->tm_year, t->tm_mon+1, t->tm_mday,
- t->tm_hour, t->tm_min, t->tm_sec);
- }
- }
- if (yyvsp[-1] != NULL)
- free((char *) yyvsp[-1]);
- }
- break;
- case 45:
- #line 467 "ftp.y"
- {
- reply(221, "Goodbye.");
- dologout(0);
- }
- break;
- case 46:
- #line 472 "ftp.y"
- {
- yyerrok;
- }
- break;
- case 47:
- #line 477 "ftp.y"
- {
- char *renamefrom();
-
- if (yyvsp[-3] && yyvsp[-1]) {
- fromname = renamefrom((char *) yyvsp[-1]);
- if (fromname == (char *) 0 && yyvsp[-1]) {
- free((char *) yyvsp[-1]);
- }
- }
- }
- break;
- case 49:
- #line 493 "ftp.y"
- {
- *(char **)&(yyval ) = "";
- }
- break;
- case 52:
- #line 504 "ftp.y"
- {
- register char *a, *p;
-
- a = (char *)&data_dest.sin_addr;
- a[0] = yyvsp[-10]; a[1] = yyvsp[-8]; a[2] = yyvsp[-6]; a[3] = yyvsp[-4];
- p = (char *)&data_dest.sin_port;
- p[0] = yyvsp[-2]; p[1] = yyvsp[0];
- data_dest.sin_family = AF_INET;
- }
- break;
- case 53:
- #line 516 "ftp.y"
- {
- yyval = FORM_N;
- }
- break;
- case 54:
- #line 520 "ftp.y"
- {
- yyval = FORM_T;
- }
- break;
- case 55:
- #line 524 "ftp.y"
- {
- yyval = FORM_C;
- }
- break;
- case 56:
- #line 530 "ftp.y"
- {
- cmd_type = TYPE_A;
- cmd_form = FORM_N;
- }
- break;
- case 57:
- #line 535 "ftp.y"
- {
- cmd_type = TYPE_A;
- cmd_form = yyvsp[0];
- }
- break;
- case 58:
- #line 540 "ftp.y"
- {
- cmd_type = TYPE_E;
- cmd_form = FORM_N;
- }
- break;
- case 59:
- #line 545 "ftp.y"
- {
- cmd_type = TYPE_E;
- cmd_form = yyvsp[0];
- }
- break;
- case 60:
- #line 550 "ftp.y"
- {
- cmd_type = TYPE_I;
- }
- break;
- case 61:
- #line 554 "ftp.y"
- {
- cmd_type = TYPE_L;
- cmd_bytesz = NBBY;
- }
- break;
- case 62:
- #line 559 "ftp.y"
- {
- cmd_type = TYPE_L;
- cmd_bytesz = yyvsp[0];
- }
- break;
- case 63:
- #line 565 "ftp.y"
- {
- cmd_type = TYPE_L;
- cmd_bytesz = yyvsp[0];
- }
- break;
- case 64:
- #line 572 "ftp.y"
- {
- yyval = STRU_F;
- }
- break;
- case 65:
- #line 576 "ftp.y"
- {
- yyval = STRU_R;
- }
- break;
- case 66:
- #line 580 "ftp.y"
- {
- yyval = STRU_P;
- }
- break;
- case 67:
- #line 586 "ftp.y"
- {
- yyval = MODE_S;
- }
- break;
- case 68:
- #line 590 "ftp.y"
- {
- yyval = MODE_B;
- }
- break;
- case 69:
- #line 594 "ftp.y"
- {
- yyval = MODE_C;
- }
- break;
- case 70:
- #line 600 "ftp.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[0] && strncmp((char *) yyvsp[0], "~", 1) == 0) {
- *(char **)&(yyval ) = *glob((char *) yyvsp[0]);
- if (globerr != NULL) {
- reply(550, globerr);
- yyval = NULL;
- }
- free((char *) yyvsp[0]);
- } else
- yyval = yyvsp[0];
- }
- break;
- case 72:
- #line 622 "ftp.y"
- {
- register 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[0];
- multby = 1;
- ret = 0;
- while (dec) {
- digit = dec%10;
- if (digit > 7) {
- ret = -1;
- break;
- }
- ret += digit * multby;
- multby *= 8;
- dec /= 10;
- }
- yyval = ret;
- }
- break;
- case 73:
- #line 647 "ftp.y"
- {
- if (logged_in)
- yyval = 1;
- else {
- reply(530, "Please login with USER and PASS.");
- yyval = 0;
- }
- }
- break;
- #line 1679 "ftp.tab.c"
- }
- yyssp -= yym;
- yystate = *yyssp;
- yyvsp -= yym;
- yym = yylhs[yyn];
- if (yystate == 0 && yym == 0)
- {
- #ifdef YYDEBUG
- if (yydebug)
- printf("yydebug: after reduction, shifting from state 0 to\
- state %d\n", YYFINAL);
- #endif
- yystate = YYFINAL;
- *++yyssp = YYFINAL;
- *++yyvsp = yyval;
- if (yychar < 0)
- {
- if ((yychar = yylex()) < 0) yychar = 0;
- #if YYDEBUG
- if (yydebug)
- {
- yys = 0;
- if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
- if (!yys) yys = "illegal-symbol";
- printf("yydebug: state %d, reading %d (%s)\n",
- YYFINAL, yychar, yys);
- }
- #endif
- }
- if (yychar == 0) goto yyaccept;
- goto yyloop;
- }
- if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
- yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
- yystate = yytable[yyn];
- else
- yystate = yydgoto[yym];
- #ifdef YYDEBUG
- if (yydebug)
- printf("yydebug: after reduction, shifting from state %d \
- to state %d\n", *yyssp, yystate);
- #endif
- if (yyssp >= yyss + yystacksize - 1)
- {
- goto yyoverflow;
- }
- *++yyssp = yystate;
- *++yyvsp = yyval;
- goto yyloop;
- yyoverflow:
- yyerror("yacc stack overflow");
- yyabort:
- return (1);
- yyaccept:
- return (0);
- }
-