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authorRobert James Kaes <rjkaes@users.sourceforge.net>2000-09-12 00:12:52 +0000
committerRobert James Kaes <rjkaes@users.sourceforge.net>2000-09-12 00:12:52 +0000
commitdc18c065b77bffbe195fed4b0f60c6a19cdb0a47 (patch)
treeb49a2f03aeedabbf8fc26b3e7806786953e9daf8 /src
parent2b5c6be1d514b64dfa34bb272a1b6d740b684ad6 (diff)
These all handle reading the tinyproxy configuration file.
Diffstat (limited to 'src')
-rw-r--r--src/grammar.c1093
-rw-r--r--src/grammar.h35
-rw-r--r--src/grammar.y155
-rw-r--r--src/scanner.c1763
-rw-r--r--src/scanner.l147
5 files changed, 3193 insertions, 0 deletions
diff --git a/src/grammar.c b/src/grammar.c
new file mode 100644
index 0000000..d25b58d
--- /dev/null
+++ b/src/grammar.c
@@ -0,0 +1,1093 @@
+
+/* A Bison parser, made from grammar.y
+ by GNU Bison version 1.28 */
+
+#define YYBISON 1 /* Identify Bison output. */
+
+#define KW_PORT 257
+#define KW_LISTEN 258
+#define KW_LOGFILE 259
+#define KW_PIDFILE 260
+#define KW_SYSLOG 261
+#define KW_MAXCLIENTS 262
+#define KW_MAXSPARESERVERS 263
+#define KW_MINSPARESERVERS 264
+#define KW_STARTSERVERS 265
+#define KW_MAXREQUESTSPERCHILD 266
+#define KW_TIMEOUT 267
+#define KW_USER 268
+#define KW_GROUP 269
+#define KW_ANONYMOUS 270
+#define KW_FILTER 271
+#define KW_XTINYPROXY 272
+#define KW_TUNNEL 273
+#define KW_ALLOW 274
+#define KW_DENY 275
+#define KW_YES 276
+#define KW_NO 277
+#define IDENTIFIER 278
+#define NUMBER 279
+#define STRING 280
+#define NUMERIC_ADDRESS 281
+#define STRING_ADDRESS 282
+#define NETMASK_ADDRESS 283
+
+#line 20 "grammar.y"
+
+
+#include "tinyproxy.h"
+
+#include "acl.h"
+#include "anonymous.h"
+#include "log.h"
+#include "thread.h"
+
+void yyerror(char *s);
+int yylex(void);
+
+
+#line 34 "grammar.y"
+typedef union {
+ unsigned int num;
+ char *cptr;
+ void *ptr;
+} YYSTYPE;
+#include <stdio.h>
+
+#ifndef __cplusplus
+#ifndef __STDC__
+#define const
+#endif
+#endif
+
+
+
+#define YYFINAL 56
+#define YYFLAG -32768
+#define YYNTBASE 32
+
+#define YYTRANSLATE(x) ((unsigned)(x) <= 283 ? yytranslate[x] : 39)
+
+static const char yytranslate[] = { 0,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 30,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 31, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 1, 3, 4, 5, 6,
+ 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 17, 18, 19, 20, 21, 22, 23, 24, 25, 26,
+ 27, 28, 29
+};
+
+#if YYDEBUG != 0
+static const short yyprhs[] = { 0,
+ 0, 1, 4, 6, 9, 12, 15, 18, 21, 24,
+ 27, 30, 33, 36, 39, 42, 45, 48, 51, 54,
+ 59, 62, 65, 68, 70, 72, 74, 76, 78, 80,
+ 82, 84
+};
+
+static const short yyrhs[] = { -1,
+ 32, 33, 0, 30, 0, 34, 30, 0, 3, 25,
+ 0, 13, 25, 0, 7, 37, 0, 8, 25, 0,
+ 9, 25, 0, 10, 25, 0, 11, 25, 0, 12,
+ 25, 0, 5, 38, 0, 6, 38, 0, 14, 38,
+ 0, 15, 38, 0, 16, 38, 0, 17, 38, 0,
+ 18, 35, 0, 19, 36, 31, 25, 0, 4, 27,
+ 0, 20, 35, 0, 21, 35, 0, 36, 0, 29,
+ 0, 28, 0, 27, 0, 22, 0, 23, 0, 25,
+ 0, 24, 0, 26, 0
+};
+
+#endif
+
+#if YYDEBUG != 0
+static const short yyrline[] = { 0,
+ 68, 69, 73, 74, 78, 79, 80, 88, 89, 90,
+ 91, 92, 93, 100, 101, 102, 103, 104, 112, 113,
+ 122, 123, 124, 128, 129, 133, 134, 138, 139, 140,
+ 144, 145
+};
+#endif
+
+
+#if YYDEBUG != 0 || defined (YYERROR_VERBOSE)
+
+static const char * const yytname[] = { "$","error","$undefined.","KW_PORT",
+"KW_LISTEN","KW_LOGFILE","KW_PIDFILE","KW_SYSLOG","KW_MAXCLIENTS","KW_MAXSPARESERVERS",
+"KW_MINSPARESERVERS","KW_STARTSERVERS","KW_MAXREQUESTSPERCHILD","KW_TIMEOUT",
+"KW_USER","KW_GROUP","KW_ANONYMOUS","KW_FILTER","KW_XTINYPROXY","KW_TUNNEL",
+"KW_ALLOW","KW_DENY","KW_YES","KW_NO","IDENTIFIER","NUMBER","STRING","NUMERIC_ADDRESS",
+"STRING_ADDRESS","NETMASK_ADDRESS","'\\n'","':'","start","line","statement",
+"network_address","unique_address","yesno","string", NULL
+};
+#endif
+
+static const short yyr1[] = { 0,
+ 32, 32, 33, 33, 34, 34, 34, 34, 34, 34,
+ 34, 34, 34, 34, 34, 34, 34, 34, 34, 34,
+ 34, 34, 34, 35, 35, 36, 36, 37, 37, 37,
+ 38, 38
+};
+
+static const short yyr2[] = { 0,
+ 0, 2, 1, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 4,
+ 2, 2, 2, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1
+};
+
+static const short yydefact[] = { 1,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 3, 2, 0, 5, 21, 31, 32, 13, 14, 28,
+ 29, 30, 7, 8, 9, 10, 11, 12, 6, 15,
+ 16, 17, 18, 27, 26, 25, 19, 24, 0, 22,
+ 23, 4, 0, 20, 0, 0
+};
+
+static const short yydefgoto[] = { 1,
+ 22, 23, 47, 48, 33, 28
+};
+
+static const short yypact[] = {-32768,
+ 0, -3, -1, 14, 14, 2, 16, 17, 19, 20,
+ 21, 22, 14, 14, 14, 14, 8, -26, 8, 8,
+-32768,-32768, 13,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
+-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768,
+-32768,-32768,-32768,-32768,-32768,-32768,-32768,-32768, 23,-32768,
+-32768,-32768, 24,-32768, 39,-32768
+};
+
+static const short yypgoto[] = {-32768,
+-32768,-32768, 9, 30,-32768, 18
+};
+
+
+#define YYLAST 54
+
+
+static const short yytable[] = { 55,
+ 44, 45, 2, 3, 4, 5, 6, 7, 8, 9,
+ 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
+ 20, 24, 29, 30, 31, 25, 32, 50, 51, 21,
+ 40, 41, 42, 43, 44, 45, 46, 26, 56, 27,
+ 34, 35, 52, 36, 37, 38, 39, 49, 54, 0,
+ 0, 0, 0, 53
+};
+
+static const short yycheck[] = { 0,
+ 27, 28, 3, 4, 5, 6, 7, 8, 9, 10,
+ 11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
+ 21, 25, 5, 22, 23, 27, 25, 19, 20, 30,
+ 13, 14, 15, 16, 27, 28, 29, 24, 0, 26,
+ 25, 25, 30, 25, 25, 25, 25, 18, 25, -1,
+ -1, -1, -1, 31
+};
+/* -*-C-*- Note some compilers choke on comments on `#line' lines. */
+#line 3 "/usr/share/misc/bison.simple"
+/* This file comes from bison-1.28. */
+
+/* Skeleton output parser for bison,
+ Copyright (C) 1984, 1989, 1990 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+/* As a special exception, when this file is copied by Bison into a
+ Bison output file, you may use that output file without restriction.
+ This special exception was added by the Free Software Foundation
+ in version 1.24 of Bison. */
+
+/* This is the parser code that is written into each bison parser
+ when the %semantic_parser declaration is not specified in the grammar.
+ It was written by Richard Stallman by simplifying the hairy parser
+ used when %semantic_parser is specified. */
+
+#ifndef YYSTACK_USE_ALLOCA
+#ifdef alloca
+#define YYSTACK_USE_ALLOCA
+#else /* alloca not defined */
+#ifdef __GNUC__
+#define YYSTACK_USE_ALLOCA
+#define alloca __builtin_alloca
+#else /* not GNU C. */
+#if (!defined (__STDC__) && defined (sparc)) || defined (__sparc__) || defined (__sparc) || defined (__sgi) || (defined (__sun) && defined (__i386))
+#define YYSTACK_USE_ALLOCA
+#include <alloca.h>
+#else /* not sparc */
+/* We think this test detects Watcom and Microsoft C. */
+/* This used to test MSDOS, but that is a bad idea
+ since that symbol is in the user namespace. */
+#if (defined (_MSDOS) || defined (_MSDOS_)) && !defined (__TURBOC__)
+#if 0 /* No need for malloc.h, which pollutes the namespace;
+ instead, just don't use alloca. */
+#include <malloc.h>
+#endif
+#else /* not MSDOS, or __TURBOC__ */
+#if defined(_AIX)
+/* I don't know what this was needed for, but it pollutes the namespace.
+ So I turned it off. rms, 2 May 1997. */
+/* #include <malloc.h> */
+ #pragma alloca
+#define YYSTACK_USE_ALLOCA
+#else /* not MSDOS, or __TURBOC__, or _AIX */
+#if 0
+#ifdef __hpux /* haible@ilog.fr says this works for HPUX 9.05 and up,
+ and on HPUX 10. Eventually we can turn this on. */
+#define YYSTACK_USE_ALLOCA
+#define alloca __builtin_alloca
+#endif /* __hpux */
+#endif
+#endif /* not _AIX */
+#endif /* not MSDOS, or __TURBOC__ */
+#endif /* not sparc */
+#endif /* not GNU C */
+#endif /* alloca not defined */
+#endif /* YYSTACK_USE_ALLOCA not defined */
+
+#ifdef YYSTACK_USE_ALLOCA
+#define YYSTACK_ALLOC alloca
+#else
+#define YYSTACK_ALLOC malloc
+#endif
+
+/* Note: there must be only one dollar sign in this file.
+ It is replaced by the list of actions, each action
+ as one case of the switch. */
+
+#define yyerrok (yyerrstatus = 0)
+#define yyclearin (yychar = YYEMPTY)
+#define YYEMPTY -2
+#define YYEOF 0
+#define YYACCEPT goto yyacceptlab
+#define YYABORT goto yyabortlab
+#define YYERROR goto yyerrlab1
+/* Like YYERROR except do call yyerror.
+ This remains here temporarily to ease the
+ transition to the new meaning of YYERROR, for GCC.
+ Once GCC version 2 has supplanted version 1, this can go. */
+#define YYFAIL goto yyerrlab
+#define YYRECOVERING() (!!yyerrstatus)
+#define YYBACKUP(token, value) \
+do \
+ if (yychar == YYEMPTY && yylen == 1) \
+ { yychar = (token), yylval = (value); \
+ yychar1 = YYTRANSLATE (yychar); \
+ YYPOPSTACK; \
+ goto yybackup; \
+ } \
+ else \
+ { yyerror ("syntax error: cannot back up"); YYERROR; } \
+while (0)
+
+#define YYTERROR 1
+#define YYERRCODE 256
+
+#ifndef YYPURE
+#define YYLEX yylex()
+#endif
+
+#ifdef YYPURE
+#ifdef YYLSP_NEEDED
+#ifdef YYLEX_PARAM
+#define YYLEX yylex(&yylval, &yylloc, YYLEX_PARAM)
+#else
+#define YYLEX yylex(&yylval, &yylloc)
+#endif
+#else /* not YYLSP_NEEDED */
+#ifdef YYLEX_PARAM
+#define YYLEX yylex(&yylval, YYLEX_PARAM)
+#else
+#define YYLEX yylex(&yylval)
+#endif
+#endif /* not YYLSP_NEEDED */
+#endif
+
+/* If nonreentrant, generate the variables here */
+
+#ifndef YYPURE
+
+int yychar; /* the lookahead symbol */
+YYSTYPE yylval; /* the semantic value of the */
+ /* lookahead symbol */
+
+#ifdef YYLSP_NEEDED
+YYLTYPE yylloc; /* location data for the lookahead */
+ /* symbol */
+#endif
+
+int yynerrs; /* number of parse errors so far */
+#endif /* not YYPURE */
+
+#if YYDEBUG != 0
+int yydebug; /* nonzero means print parse trace */
+/* Since this is uninitialized, it does not stop multiple parsers
+ from coexisting. */
+#endif
+
+/* YYINITDEPTH indicates the initial size of the parser's stacks */
+
+#ifndef YYINITDEPTH
+#define YYINITDEPTH 200
+#endif
+
+/* YYMAXDEPTH is the maximum size the stacks can grow to
+ (effective only if the built-in stack extension method is used). */
+
+#if YYMAXDEPTH == 0
+#undef YYMAXDEPTH
+#endif
+
+#ifndef YYMAXDEPTH
+#define YYMAXDEPTH 10000
+#endif
+
+/* Define __yy_memcpy. Note that the size argument
+ should be passed with type unsigned int, because that is what the non-GCC
+ definitions require. With GCC, __builtin_memcpy takes an arg
+ of type size_t, but it can handle unsigned int. */
+
+#if __GNUC__ > 1 /* GNU C and GNU C++ define this. */
+#define __yy_memcpy(TO,FROM,COUNT) __builtin_memcpy(TO,FROM,COUNT)
+#else /* not GNU C or C++ */
+#ifndef __cplusplus
+
+/* This is the most reliable way to avoid incompatibilities
+ in available built-in functions on various systems. */
+static void
+__yy_memcpy (to, from, count)
+ char *to;
+ char *from;
+ unsigned int count;
+{
+ register char *f = from;
+ register char *t = to;
+ register int i = count;
+
+ while (i-- > 0)
+ *t++ = *f++;
+}
+
+#else /* __cplusplus */
+
+/* This is the most reliable way to avoid incompatibilities
+ in available built-in functions on various systems. */
+static void
+__yy_memcpy (char *to, char *from, unsigned int count)
+{
+ register char *t = to;
+ register char *f = from;
+ register int i = count;
+
+ while (i-- > 0)
+ *t++ = *f++;
+}
+
+#endif
+#endif
+
+#line 217 "/usr/share/misc/bison.simple"
+
+/* The user can define YYPARSE_PARAM as the name of an argument to be passed
+ into yyparse. The argument should have type void *.
+ It should actually point to an object.
+ Grammar actions can access the variable by casting it
+ to the proper pointer type. */
+
+#ifdef YYPARSE_PARAM
+#ifdef __cplusplus
+#define YYPARSE_PARAM_ARG void *YYPARSE_PARAM
+#define YYPARSE_PARAM_DECL
+#else /* not __cplusplus */
+#define YYPARSE_PARAM_ARG YYPARSE_PARAM
+#define YYPARSE_PARAM_DECL void *YYPARSE_PARAM;
+#endif /* not __cplusplus */
+#else /* not YYPARSE_PARAM */
+#define YYPARSE_PARAM_ARG
+#define YYPARSE_PARAM_DECL
+#endif /* not YYPARSE_PARAM */
+
+/* Prevent warning if -Wstrict-prototypes. */
+#ifdef __GNUC__
+#ifdef YYPARSE_PARAM
+int yyparse (void *);
+#else
+int yyparse (void);
+#endif
+#endif
+
+int
+yyparse(YYPARSE_PARAM_ARG)
+ YYPARSE_PARAM_DECL
+{
+ register int yystate;
+ register int yyn;
+ register short *yyssp;
+ register YYSTYPE *yyvsp;
+ int yyerrstatus; /* number of tokens to shift before error messages enabled */
+ int yychar1 = 0; /* lookahead token as an internal (translated) token number */
+
+ short yyssa[YYINITDEPTH]; /* the state stack */
+ YYSTYPE yyvsa[YYINITDEPTH]; /* the semantic value stack */
+
+ short *yyss = yyssa; /* refer to the stacks thru separate pointers */
+ YYSTYPE *yyvs = yyvsa; /* to allow yyoverflow to reallocate them elsewhere */
+
+#ifdef YYLSP_NEEDED
+ YYLTYPE yylsa[YYINITDEPTH]; /* the location stack */
+ YYLTYPE *yyls = yylsa;
+ YYLTYPE *yylsp;
+
+#define YYPOPSTACK (yyvsp--, yyssp--, yylsp--)
+#else
+#define YYPOPSTACK (yyvsp--, yyssp--)
+#endif
+
+ int yystacksize = YYINITDEPTH;
+ int yyfree_stacks = 0;
+
+#ifdef YYPURE
+ int yychar;
+ YYSTYPE yylval;
+ int yynerrs;
+#ifdef YYLSP_NEEDED
+ YYLTYPE yylloc;
+#endif
+#endif
+
+ YYSTYPE yyval; /* the variable used to return */
+ /* semantic values from the action */
+ /* routines */
+
+ int yylen;
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Starting parse\n");
+#endif
+
+ yystate = 0;
+ yyerrstatus = 0;
+ yynerrs = 0;
+ yychar = YYEMPTY; /* Cause a token to be read. */
+
+ /* Initialize stack pointers.
+ Waste one element of value and location stack
+ so that they stay on the same level as the state stack.
+ The wasted elements are never initialized. */
+
+ yyssp = yyss - 1;
+ yyvsp = yyvs;
+#ifdef YYLSP_NEEDED
+ yylsp = yyls;
+#endif
+
+/* Push a new state, which is found in yystate . */
+/* In all cases, when you get here, the value and location stacks
+ have just been pushed. so pushing a state here evens the stacks. */
+yynewstate:
+
+ *++yyssp = yystate;
+
+ if (yyssp >= yyss + yystacksize - 1)
+ {
+ /* Give user a chance to reallocate the stack */
+ /* Use copies of these so that the &'s don't force the real ones into memory. */
+ YYSTYPE *yyvs1 = yyvs;
+ short *yyss1 = yyss;
+#ifdef YYLSP_NEEDED
+ YYLTYPE *yyls1 = yyls;
+#endif
+
+ /* Get the current used size of the three stacks, in elements. */
+ int size = yyssp - yyss + 1;
+
+#ifdef yyoverflow
+ /* Each stack pointer address is followed by the size of
+ the data in use in that stack, in bytes. */
+#ifdef YYLSP_NEEDED
+ /* This used to be a conditional around just the two extra args,
+ but that might be undefined if yyoverflow is a macro. */
+ yyoverflow("parser stack overflow",
+ &yyss1, size * sizeof (*yyssp),
+ &yyvs1, size * sizeof (*yyvsp),
+ &yyls1, size * sizeof (*yylsp),
+ &yystacksize);
+#else
+ yyoverflow("parser stack overflow",
+ &yyss1, size * sizeof (*yyssp),
+ &yyvs1, size * sizeof (*yyvsp),
+ &yystacksize);
+#endif
+
+ yyss = yyss1; yyvs = yyvs1;
+#ifdef YYLSP_NEEDED
+ yyls = yyls1;
+#endif
+#else /* no yyoverflow */
+ /* Extend the stack our own way. */
+ if (yystacksize >= YYMAXDEPTH)
+ {
+ yyerror("parser stack overflow");
+ if (yyfree_stacks)
+ {
+ free (yyss);
+ free (yyvs);
+#ifdef YYLSP_NEEDED
+ free (yyls);
+#endif
+ }
+ return 2;
+ }
+ yystacksize *= 2;
+ if (yystacksize > YYMAXDEPTH)
+ yystacksize = YYMAXDEPTH;
+#ifndef YYSTACK_USE_ALLOCA
+ yyfree_stacks = 1;
+#endif
+ yyss = (short *) YYSTACK_ALLOC (yystacksize * sizeof (*yyssp));
+ __yy_memcpy ((char *)yyss, (char *)yyss1,
+ size * (unsigned int) sizeof (*yyssp));
+ yyvs = (YYSTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yyvsp));
+ __yy_memcpy ((char *)yyvs, (char *)yyvs1,
+ size * (unsigned int) sizeof (*yyvsp));
+#ifdef YYLSP_NEEDED
+ yyls = (YYLTYPE *) YYSTACK_ALLOC (yystacksize * sizeof (*yylsp));
+ __yy_memcpy ((char *)yyls, (char *)yyls1,
+ size * (unsigned int) sizeof (*yylsp));
+#endif
+#endif /* no yyoverflow */
+
+ yyssp = yyss + size - 1;
+ yyvsp = yyvs + size - 1;
+#ifdef YYLSP_NEEDED
+ yylsp = yyls + size - 1;
+#endif
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Stack size increased to %d\n", yystacksize);
+#endif
+
+ if (yyssp >= yyss + yystacksize - 1)
+ YYABORT;
+ }
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Entering state %d\n", yystate);
+#endif
+
+ goto yybackup;
+ yybackup:
+
+/* Do appropriate processing given the current state. */
+/* Read a lookahead token if we need one and don't already have one. */
+/* yyresume: */
+
+ /* First try to decide what to do without reference to lookahead token. */
+
+ yyn = yypact[yystate];
+ if (yyn == YYFLAG)
+ goto yydefault;
+
+ /* Not known => get a lookahead token if don't already have one. */
+
+ /* yychar is either YYEMPTY or YYEOF
+ or a valid token in external form. */
+
+ if (yychar == YYEMPTY)
+ {
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Reading a token: ");
+#endif
+ yychar = YYLEX;
+ }
+
+ /* Convert token to internal form (in yychar1) for indexing tables with */
+
+ if (yychar <= 0) /* This means end of input. */
+ {
+ yychar1 = 0;
+ yychar = YYEOF; /* Don't call YYLEX any more */
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Now at end of input.\n");
+#endif
+ }
+ else
+ {
+ yychar1 = YYTRANSLATE(yychar);
+
+#if YYDEBUG != 0
+ if (yydebug)
+ {
+ fprintf (stderr, "Next token is %d (%s", yychar, yytname[yychar1]);
+ /* Give the individual parser a way to print the precise meaning
+ of a token, for further debugging info. */
+#ifdef YYPRINT
+ YYPRINT (stderr, yychar, yylval);
+#endif
+ fprintf (stderr, ")\n");
+ }
+#endif
+ }
+
+ yyn += yychar1;
+ if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != yychar1)
+ goto yydefault;
+
+ yyn = yytable[yyn];
+
+ /* yyn is what to do for this token type in this state.
+ Negative => reduce, -yyn is rule number.
+ Positive => shift, yyn is new state.
+ New state is final state => don't bother to shift,
+ just return success.
+ 0, or most negative number => error. */
+
+ if (yyn < 0)
+ {
+ if (yyn == YYFLAG)
+ goto yyerrlab;
+ yyn = -yyn;
+ goto yyreduce;
+ }
+ else if (yyn == 0)
+ goto yyerrlab;
+
+ if (yyn == YYFINAL)
+ YYACCEPT;
+
+ /* Shift the lookahead token. */
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Shifting token %d (%s), ", yychar, yytname[yychar1]);
+#endif
+
+ /* Discard the token being shifted unless it is eof. */
+ if (yychar != YYEOF)
+ yychar = YYEMPTY;
+
+ *++yyvsp = yylval;
+#ifdef YYLSP_NEEDED
+ *++yylsp = yylloc;
+#endif
+
+ /* count tokens shifted since error; after three, turn off error status. */
+ if (yyerrstatus) yyerrstatus--;
+
+ yystate = yyn;
+ goto yynewstate;
+
+/* Do the default action for the current state. */
+yydefault:
+
+ yyn = yydefact[yystate];
+ if (yyn == 0)
+ goto yyerrlab;
+
+/* Do a reduction. yyn is the number of a rule to reduce with. */
+yyreduce:
+ yylen = yyr2[yyn];
+ if (yylen > 0)
+ yyval = yyvsp[1-yylen]; /* implement default value of the action */
+
+#if YYDEBUG != 0
+ if (yydebug)
+ {
+ int i;
+
+ fprintf (stderr, "Reducing via rule %d (line %d), ",
+ yyn, yyrline[yyn]);
+
+ /* Print the symbols being reduced, and their result. */
+ for (i = yyprhs[yyn]; yyrhs[i] > 0; i++)
+ fprintf (stderr, "%s ", yytname[yyrhs[i]]);
+ fprintf (stderr, " -> %s\n", yytname[yyr1[yyn]]);
+ }
+#endif
+
+
+ switch (yyn) {
+
+case 5:
+#line 78 "grammar.y"
+{ config.port = yyvsp[0].num; ;
+ break;}
+case 6:
+#line 79 "grammar.y"
+{ config.idletimeout = yyvsp[0].num; ;
+ break;}
+case 7:
+#line 81 "grammar.y"
+{
+#ifdef HAVE_SYSLOG_H
+ config.syslog = yyvsp[0].num;
+#else
+ log(LOG_WARNING, "Syslog support was not compiled in.");
+#endif
+ ;
+ break;}
+case 8:
+#line 88 "grammar.y"
+{ thread_configure(THREAD_MAXCLIENTS, yyvsp[0].num); ;
+ break;}
+case 9:
+#line 89 "grammar.y"
+{ thread_configure(THREAD_MAXSPARESERVERS, yyvsp[0].num); ;
+ break;}
+case 10:
+#line 90 "grammar.y"
+{ thread_configure(THREAD_MINSPARESERVERS, yyvsp[0].num); ;
+ break;}
+case 11:
+#line 91 "grammar.y"
+{ thread_configure(THREAD_STARTSERVERS, yyvsp[0].num); ;
+ break;}
+case 12:
+#line 92 "grammar.y"
+{ thread_configure(THREAD_MAXREQUESTSPERCHILD, yyvsp[0].num); ;
+ break;}
+case 13:
+#line 94 "grammar.y"
+{
+ config.logf_name = yyvsp[0].cptr;
+ if (!config.logf_name) {
+ fprintf(stderr, "bad log file\n");
+ }
+ ;
+ break;}
+case 14:
+#line 100 "grammar.y"
+{ config.pidpath = yyvsp[0].cptr; ;
+ break;}
+case 15:
+#line 101 "grammar.y"
+{ config.username = yyvsp[0].cptr; ;
+ break;}
+case 16:
+#line 102 "grammar.y"
+{ config.group = yyvsp[0].cptr; ;
+ break;}
+case 17:
+#line 103 "grammar.y"
+{ anon_insert(yyvsp[0].cptr); ;
+ break;}
+case 18:
+#line 105 "grammar.y"
+{
+#ifdef FILTER_ENABLE
+ config.filter = yyvsp[0].cptr;
+#else
+ log(LOG_WARNING, "Filter support was not compiled in.");
+#endif
+ ;
+ break;}
+case 19:
+#line 112 "grammar.y"
+{ config.my_domain = yyvsp[0].cptr; ;
+ break;}
+case 20:
+#line 114 "grammar.y"
+{
+#ifdef TUNNEL_SUPPORT
+ config.tunnel_name = yyvsp[-2].cptr;
+ config.tunnel_port = yyvsp[0].num;
+#else
+ log(LOG_WARNING, "Tunnel support was not compiled in.");
+#endif
+ ;
+ break;}
+case 21:
+#line 122 "grammar.y"
+{ config.ipAddr = yyvsp[0].cptr; ;
+ break;}
+case 22:
+#line 123 "grammar.y"
+{ insert_acl(yyvsp[0].cptr, ACL_ALLOW); ;
+ break;}
+case 23:
+#line 124 "grammar.y"
+{ insert_acl(yyvsp[0].cptr, ACL_DENY); ;
+ break;}
+case 28:
+#line 138 "grammar.y"
+{ yyval.num = 1; ;
+ break;}
+case 29:
+#line 139 "grammar.y"
+{ yyval.num = 0; ;
+ break;}
+case 30:
+#line 140 "grammar.y"
+{ yyval.num = yyvsp[0].num; ;
+ break;}
+}
+ /* the action file gets copied in in place of this dollarsign */
+#line 543 "/usr/share/misc/bison.simple"
+
+ yyvsp -= yylen;
+ yyssp -= yylen;
+#ifdef YYLSP_NEEDED
+ yylsp -= yylen;
+#endif
+
+#if YYDEBUG != 0
+ if (yydebug)
+ {
+ short *ssp1 = yyss - 1;
+ fprintf (stderr, "state stack now");
+ while (ssp1 != yyssp)
+ fprintf (stderr, " %d", *++ssp1);
+ fprintf (stderr, "\n");
+ }
+#endif
+
+ *++yyvsp = yyval;
+
+#ifdef YYLSP_NEEDED
+ yylsp++;
+ if (yylen == 0)
+ {
+ yylsp->first_line = yylloc.first_line;
+ yylsp->first_column = yylloc.first_column;
+ yylsp->last_line = (yylsp-1)->last_line;
+ yylsp->last_column = (yylsp-1)->last_column;
+ yylsp->text = 0;
+ }
+ else
+ {
+ yylsp->last_line = (yylsp+yylen-1)->last_line;
+ yylsp->last_column = (yylsp+yylen-1)->last_column;
+ }
+#endif
+
+ /* Now "shift" the result of the reduction.
+ Determine what state that goes to,
+ based on the state we popped back to
+ and the rule number reduced by. */
+
+ yyn = yyr1[yyn];
+
+ yystate = yypgoto[yyn - YYNTBASE] + *yyssp;
+ if (yystate >= 0 && yystate <= YYLAST && yycheck[yystate] == *yyssp)
+ yystate = yytable[yystate];
+ else
+ yystate = yydefgoto[yyn - YYNTBASE];
+
+ goto yynewstate;
+
+yyerrlab: /* here on detecting error */
+
+ if (! yyerrstatus)
+ /* If not already recovering from an error, report this error. */
+ {
+ ++yynerrs;
+
+#ifdef YYERROR_VERBOSE
+ yyn = yypact[yystate];
+
+ if (yyn > YYFLAG && yyn < YYLAST)
+ {
+ int size = 0;
+ char *msg;
+ int x, count;
+
+ count = 0;
+ /* Start X at -yyn if nec to avoid negative indexes in yycheck. */
+ for (x = (yyn < 0 ? -yyn : 0);
+ x < (sizeof(yytname) / sizeof(char *)); x++)
+ if (yycheck[x + yyn] == x)
+ size += strlen(yytname[x]) + 15, count++;
+ msg = (char *) malloc(size + 15);
+ if (msg != 0)
+ {
+ strcpy(msg, "parse error");
+
+ if (count < 5)
+ {
+ count = 0;
+ for (x = (yyn < 0 ? -yyn : 0);
+ x < (sizeof(yytname) / sizeof(char *)); x++)
+ if (yycheck[x + yyn] == x)
+ {
+ strcat(msg, count == 0 ? ", expecting `" : " or `");
+ strcat(msg, yytname[x]);
+ strcat(msg, "'");
+ count++;
+ }
+ }
+ yyerror(msg);
+ free(msg);
+ }
+ else
+ yyerror ("parse error; also virtual memory exceeded");
+ }
+ else
+#endif /* YYERROR_VERBOSE */
+ yyerror("parse error");
+ }
+
+ goto yyerrlab1;
+yyerrlab1: /* here on error raised explicitly by an action */
+
+ if (yyerrstatus == 3)
+ {
+ /* if just tried and failed to reuse lookahead token after an error, discard it. */
+
+ /* return failure if at end of input */
+ if (yychar == YYEOF)
+ YYABORT;
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Discarding token %d (%s).\n", yychar, yytname[yychar1]);
+#endif
+
+ yychar = YYEMPTY;
+ }
+
+ /* Else will try to reuse lookahead token
+ after shifting the error token. */
+
+ yyerrstatus = 3; /* Each real token shifted decrements this */
+
+ goto yyerrhandle;
+
+yyerrdefault: /* current state does not do anything special for the error token. */
+
+#if 0
+ /* This is wrong; only states that explicitly want error tokens
+ should shift them. */
+ yyn = yydefact[yystate]; /* If its default is to accept any token, ok. Otherwise pop it.*/
+ if (yyn) goto yydefault;
+#endif
+
+yyerrpop: /* pop the current state because it cannot handle the error token */
+
+ if (yyssp == yyss) YYABORT;
+ yyvsp--;
+ yystate = *--yyssp;
+#ifdef YYLSP_NEEDED
+ yylsp--;
+#endif
+
+#if YYDEBUG != 0
+ if (yydebug)
+ {
+ short *ssp1 = yyss - 1;
+ fprintf (stderr, "Error: state stack now");
+ while (ssp1 != yyssp)
+ fprintf (stderr, " %d", *++ssp1);
+ fprintf (stderr, "\n");
+ }
+#endif
+
+yyerrhandle:
+
+ yyn = yypact[yystate];
+ if (yyn == YYFLAG)
+ goto yyerrdefault;
+
+ yyn += YYTERROR;
+ if (yyn < 0 || yyn > YYLAST || yycheck[yyn] != YYTERROR)
+ goto yyerrdefault;
+
+ yyn = yytable[yyn];
+ if (yyn < 0)
+ {
+ if (yyn == YYFLAG)
+ goto yyerrpop;
+ yyn = -yyn;
+ goto yyreduce;
+ }
+ else if (yyn == 0)
+ goto yyerrpop;
+
+ if (yyn == YYFINAL)
+ YYACCEPT;
+
+#if YYDEBUG != 0
+ if (yydebug)
+ fprintf(stderr, "Shifting error token, ");
+#endif
+
+ *++yyvsp = yylval;
+#ifdef YYLSP_NEEDED
+ *++yylsp = yylloc;
+#endif
+
+ yystate = yyn;
+ goto yynewstate;
+
+ yyacceptlab:
+ /* YYACCEPT comes here. */
+ if (yyfree_stacks)
+ {
+ free (yyss);
+ free (yyvs);
+#ifdef YYLSP_NEEDED
+ free (yyls);
+#endif
+ }
+ return 0;
+
+ yyabortlab:
+ /* YYABORT comes here. */
+ if (yyfree_stacks)
+ {
+ free (yyss);
+ free (yyvs);
+#ifdef YYLSP_NEEDED
+ free (yyls);
+#endif
+ }
+ return 1;
+}
+#line 148 "grammar.y"
+
+
+extern unsigned int yylineno;
+
+void yyerror(char *s)
+{
+ fprintf(stderr, "Line %d: %s\n", yylineno, s);
+}
diff --git a/src/grammar.h b/src/grammar.h
new file mode 100644
index 0000000..903de74
--- /dev/null
+++ b/src/grammar.h
@@ -0,0 +1,35 @@
+typedef union {
+ unsigned int num;
+ char *cptr;
+ void *ptr;
+} YYSTYPE;
+#define KW_PORT 257
+#define KW_LISTEN 258
+#define KW_LOGFILE 259
+#define KW_PIDFILE 260
+#define KW_SYSLOG 261
+#define KW_MAXCLIENTS 262
+#define KW_MAXSPARESERVERS 263
+#define KW_MINSPARESERVERS 264
+#define KW_STARTSERVERS 265
+#define KW_MAXREQUESTSPERCHILD 266
+#define KW_TIMEOUT 267
+#define KW_USER 268
+#define KW_GROUP 269
+#define KW_ANONYMOUS 270
+#define KW_FILTER 271
+#define KW_XTINYPROXY 272
+#define KW_TUNNEL 273
+#define KW_ALLOW 274
+#define KW_DENY 275
+#define KW_YES 276
+#define KW_NO 277
+#define IDENTIFIER 278
+#define NUMBER 279
+#define STRING 280
+#define NUMERIC_ADDRESS 281
+#define STRING_ADDRESS 282
+#define NETMASK_ADDRESS 283
+
+
+extern YYSTYPE yylval;
diff --git a/src/grammar.y b/src/grammar.y
new file mode 100644
index 0000000..4cc1261
--- /dev/null
+++ b/src/grammar.y
@@ -0,0 +1,155 @@
+/* $Id: grammar.y,v 1.1 2000-09-12 00:12:52 rjkaes Exp $
+ *
+ * This is the grammar for tinyproxy's configuration file. It needs to be
+ * in sync with scanner.l. If you know more about yacc and lex than I do
+ * please update these files.
+ *
+ * Copyright (C) 2000 Robert James Kaes (rjkaes@flarenet.com)
+ *
+ * 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.
+ */
+
+%{
+
+#include "tinyproxy.h"
+
+#include "acl.h"
+#include "anonymous.h"
+#include "log.h"
+#include "thread.h"
+
+void yyerror(char *s);
+int yylex(void);
+
+%}
+
+%union {
+ unsigned int num;
+ char *cptr;
+ void *ptr;
+}
+
+/* statements */
+%token KW_PORT KW_LISTEN
+%token KW_LOGFILE KW_PIDFILE KW_SYSLOG
+%token KW_MAXCLIENTS KW_MAXSPARESERVERS KW_MINSPARESERVERS KW_STARTSERVERS
+%token KW_MAXREQUESTSPERCHILD
+%token KW_TIMEOUT
+%token KW_USER KW_GROUP
+%token KW_ANONYMOUS KW_FILTER KW_XTINYPROXY KW_TUNNEL
+%token KW_ALLOW KW_DENY
+
+/* yes/no switches */
+%token KW_YES KW_NO
+
+%token <cptr> IDENTIFIER
+%token <num> NUMBER
+%token <cptr> STRING
+%token <cptr> NUMERIC_ADDRESS
+%token <cptr> STRING_ADDRESS
+%token <cptr> NETMASK_ADDRESS
+
+%type <num> yesno
+%type <cptr> string
+%type <cptr> network_address
+%type <cptr> unique_address
+
+%%
+
+start
+ : /* empty */
+ | start line
+ ;
+
+line
+ : '\n'
+ | statement '\n'
+ ;
+
+statement
+ : KW_PORT NUMBER { config.port = $2; }
+ | KW_TIMEOUT NUMBER { config.idletimeout = $2; }
+ | KW_SYSLOG yesno
+ {
+#ifdef HAVE_SYSLOG_H
+ config.syslog = $2;
+#else
+ log(LOG_WARNING, "Syslog support was not compiled in.");
+#endif
+ }
+ | KW_MAXCLIENTS NUMBER { thread_configure(THREAD_MAXCLIENTS, $2); }
+ | KW_MAXSPARESERVERS NUMBER { thread_configure(THREAD_MAXSPARESERVERS, $2); }
+ | KW_MINSPARESERVERS NUMBER { thread_configure(THREAD_MINSPARESERVERS, $2); }
+ | KW_STARTSERVERS NUMBER { thread_configure(THREAD_STARTSERVERS, $2); }
+ | KW_MAXREQUESTSPERCHILD NUMBER { thread_configure(THREAD_MAXREQUESTSPERCHILD, $2); }
+ | KW_LOGFILE string
+ {
+ config.logf_name = $2;
+ if (!config.logf_name) {
+ fprintf(stderr, "bad log file\n");
+ }
+ }
+ | KW_PIDFILE string { config.pidpath = $2; }
+ | KW_USER string { config.username = $2; }
+ | KW_GROUP string { config.group = $2; }
+ | KW_ANONYMOUS string { anon_insert($2); }
+ | KW_FILTER string
+ {
+#ifdef FILTER_ENABLE
+ config.filter = $2;
+#else
+ log(LOG_WARNING, "Filter support was not compiled in.");
+#endif
+ }
+ | KW_XTINYPROXY network_address { config.my_domain = $2; }
+ | KW_TUNNEL unique_address ':' NUMBER
+ {
+#ifdef TUNNEL_SUPPORT
+ config.tunnel_name = $2;
+ config.tunnel_port = $4;
+#else
+ log(LOG_WARNING, "Tunnel support was not compiled in.");
+#endif
+ }
+ | KW_LISTEN NUMERIC_ADDRESS { config.ipAddr = $2; }
+ | KW_ALLOW network_address { insert_acl($2, ACL_ALLOW); }
+ | KW_DENY network_address { insert_acl($2, ACL_DENY); }
+ ;
+
+network_address
+ : unique_address
+ | NETMASK_ADDRESS
+ ;
+
+unique_address
+ : STRING_ADDRESS
+ | NUMERIC_ADDRESS
+ ;
+
+yesno
+ : KW_YES { $$ = 1; }
+ | KW_NO { $$ = 0; }
+ | NUMBER { $$ = $1; }
+ ;
+
+string
+ : IDENTIFIER
+ | STRING
+ ;
+
+%%
+
+extern unsigned int yylineno;
+
+void yyerror(char *s)
+{
+ fprintf(stderr, "Line %d: %s\n", yylineno, s);
+}
diff --git a/src/scanner.c b/src/scanner.c
new file mode 100644
index 0000000..4611cd7
--- /dev/null
+++ b/src/scanner.c
@@ -0,0 +1,1763 @@
+/* A lexical scanner generated by flex */
+
+/* Scanner skeleton version:
+ * $Header: /home/muks/projects/tinyproxy.rsync/tinyproxy-devel/src/scanner.c,v 1.1 2000-09-12 00:12:52 rjkaes Exp $
+ */
+
+#define FLEX_SCANNER
+#define YY_FLEX_MAJOR_VERSION 2
+#define YY_FLEX_MINOR_VERSION 5
+
+#include <stdio.h>
+
+
+/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
+#ifdef c_plusplus
+#ifndef __cplusplus
+#define __cplusplus
+#endif
+#endif
+
+
+#ifdef __cplusplus
+
+#include <stdlib.h>
+#include <unistd.h>
+
+/* Use prototypes in function declarations. */
+#define YY_USE_PROTOS
+
+/* The "const" storage-class-modifier is valid. */
+#define YY_USE_CONST
+
+#else /* ! __cplusplus */
+
+#if __STDC__
+
+#define YY_USE_PROTOS
+#define YY_USE_CONST
+
+#endif /* __STDC__ */
+#endif /* ! __cplusplus */
+
+#ifdef __TURBOC__
+ #pragma warn -rch
+ #pragma warn -use
+#include <io.h>
+#include <stdlib.h>
+#define YY_USE_CONST
+#define YY_USE_PROTOS
+#endif
+
+#ifdef YY_USE_CONST
+#define yyconst const
+#else
+#define yyconst
+#endif
+
+
+#ifdef YY_USE_PROTOS
+#define YY_PROTO(proto) proto
+#else
+#define YY_PROTO(proto) ()
+#endif
+
+/* Returned upon end-of-file. */
+#define YY_NULL 0
+
+/* Promotes a possibly negative, possibly signed char to an unsigned
+ * integer for use as an array index. If the signed char is negative,
+ * we want to instead treat it as an 8-bit unsigned char, hence the
+ * double cast.
+ */
+#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)
+
+/* Enter a start condition. This macro really ought to take a parameter,
+ * but we do it the disgusting crufty way forced on us by the ()-less
+ * definition of BEGIN.
+ */
+#define BEGIN yy_start = 1 + 2 *
+
+/* Translate the current start state into a value that can be later handed
+ * to BEGIN to return to the state. The YYSTATE alias is for lex
+ * compatibility.
+ */
+#define YY_START ((yy_start - 1) / 2)
+#define YYSTATE YY_START
+
+/* Action number for EOF rule of a given start state. */
+#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)
+
+/* Special action meaning "start processing a new file". */
+#define YY_NEW_FILE yyrestart( yyin )
+
+#define YY_END_OF_BUFFER_CHAR 0
+
+/* Size of default input buffer. */
+#define YY_BUF_SIZE 16384
+
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+
+extern int yyleng;
+extern FILE *yyin, *yyout;
+
+#define EOB_ACT_CONTINUE_SCAN 0
+#define EOB_ACT_END_OF_FILE 1
+#define EOB_ACT_LAST_MATCH 2
+
+/* The funky do-while in the following #define is used to turn the definition
+ * int a single C statement (which needs a semi-colon terminator). This
+ * avoids problems with code like:
+ *
+ * if ( condition_holds )
+ * yyless( 5 );
+ * else
+ * do_something_else();
+ *
+ * Prior to using the do-while the compiler would get upset at the
+ * "else" because it interpreted the "if" statement as being all
+ * done when it reached the ';' after the yyless() call.
+ */
+
+/* Return all but the first 'n' matched characters back to the input stream. */
+
+#define yyless(n) \
+ do \
+ { \
+ /* Undo effects of setting up yytext. */ \
+ *yy_cp = yy_hold_char; \
+ YY_RESTORE_YY_MORE_OFFSET \
+ yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
+ YY_DO_BEFORE_ACTION; /* set up yytext again */ \
+ } \
+ while ( 0 )
+
+#define unput(c) yyunput( c, yytext_ptr )
+
+/* The following is because we cannot portably get our hands on size_t
+ * (without autoconf's help, which isn't available because we want
+ * flex-generated scanners to compile on their own).
+ */
+typedef unsigned int yy_size_t;
+
+
+struct yy_buffer_state
+ {
+ FILE *yy_input_file;
+
+ char *yy_ch_buf; /* input buffer */
+ char *yy_buf_pos; /* current position in input buffer */
+
+ /* Size of input buffer in bytes, not including room for EOB
+ * characters.
+ */
+ yy_size_t yy_buf_size;
+
+ /* Number of characters read into yy_ch_buf, not including EOB
+ * characters.
+ */
+ int yy_n_chars;
+
+ /* Whether we "own" the buffer - i.e., we know we created it,
+ * and can realloc() it to grow it, and should free() it to
+ * delete it.
+ */
+ int yy_is_our_buffer;
+
+ /* Whether this is an "interactive" input source; if so, and
+ * if we're using stdio for input, then we want to use getc()
+ * instead of fread(), to make sure we stop fetching input after
+ * each newline.
+ */
+ int yy_is_interactive;
+
+ /* Whether we're considered to be at the beginning of a line.
+ * If so, '^' rules will be active on the next match, otherwise
+ * not.
+ */
+ int yy_at_bol;
+
+ /* Whether to try to fill the input buffer when we reach the
+ * end of it.
+ */
+ int yy_fill_buffer;
+
+ int yy_buffer_status;
+#define YY_BUFFER_NEW 0
+#define YY_BUFFER_NORMAL 1
+ /* When an EOF's been seen but there's still some text to process
+ * then we mark the buffer as YY_EOF_PENDING, to indicate that we
+ * shouldn't try reading from the input source any more. We might
+ * still have a bunch of tokens to match, though, because of
+ * possible backing-up.
+ *
+ * When we actually see the EOF, we change the status to "new"
+ * (via yyrestart()), so that the user can continue scanning by
+ * just pointing yyin at a new input file.
+ */
+#define YY_BUFFER_EOF_PENDING 2
+ };
+
+static YY_BUFFER_STATE yy_current_buffer = 0;
+
+/* We provide macros for accessing buffer states in case in the
+ * future we want to put the buffer states in a more general
+ * "scanner state".
+ */
+#define YY_CURRENT_BUFFER yy_current_buffer
+
+
+/* yy_hold_char holds the character lost when yytext is formed. */
+static char yy_hold_char;
+
+static int yy_n_chars; /* number of characters read into yy_ch_buf */
+
+
+int yyleng;
+
+/* Points to current character in buffer. */
+static char *yy_c_buf_p = (char *) 0;
+static int yy_init = 1; /* whether we need to initialize */
+static int yy_start = 0; /* start state number */
+
+/* Flag which is used to allow yywrap()'s to do buffer switches
+ * instead of setting up a fresh yyin. A bit of a hack ...
+ */
+static int yy_did_buffer_switch_on_eof;
+
+void yyrestart YY_PROTO(( FILE *input_file ));
+
+void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
+void yy_load_buffer_state YY_PROTO(( void ));
+YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
+void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
+void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
+void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
+#define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )
+
+YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
+YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
+YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));
+
+static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
+static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
+static void yy_flex_free YY_PROTO(( void * ));
+
+#define yy_new_buffer yy_create_buffer
+
+#define yy_set_interactive(is_interactive) \
+ { \
+ if ( ! yy_current_buffer ) \
+ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
+ yy_current_buffer->yy_is_interactive = is_interactive; \
+ }
+
+#define yy_set_bol(at_bol) \
+ { \
+ if ( ! yy_current_buffer ) \
+ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
+ yy_current_buffer->yy_at_bol = at_bol; \
+ }
+
+#define YY_AT_BOL() (yy_current_buffer->yy_at_bol)
+
+
+#define yywrap() 1
+#define YY_SKIP_YYWRAP
+typedef unsigned char YY_CHAR;
+FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
+typedef int yy_state_type;
+extern char *yytext;
+#define yytext_ptr yytext
+
+static yy_state_type yy_get_previous_state YY_PROTO(( void ));
+static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
+static int yy_get_next_buffer YY_PROTO(( void ));
+static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));
+
+/* Done after the current pattern has been matched and before the
+ * corresponding action - sets up yytext.
+ */
+#define YY_DO_BEFORE_ACTION \
+ yytext_ptr = yy_bp; \
+ yyleng = (int) (yy_cp - yy_bp); \
+ yy_hold_char = *yy_cp; \
+ *yy_cp = '\0'; \
+ yy_c_buf_p = yy_cp;
+
+#define YY_NUM_RULES 22
+#define YY_END_OF_BUFFER 23
+static yyconst short int yy_accept[59] =
+ { 0,
+ 0, 0, 0, 0, 23, 22, 3, 2, 10, 22,
+ 22, 22, 6, 6, 7, 18, 17, 22, 3, 0,
+ 1, 9, 0, 0, 0, 0, 5, 0, 6, 7,
+ 18, 16, 11, 12, 13, 14, 15, 8, 21, 0,
+ 5, 4, 6, 0, 0, 5, 6, 0, 0, 0,
+ 0, 19, 0, 0, 19, 20, 19, 0
+ } ;
+
+static yyconst int yy_ec[256] =
+ { 0,
+ 1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 2, 1, 4, 5, 1, 1, 1, 6, 1,
+ 1, 1, 1, 1, 7, 8, 9, 10, 11, 11,
+ 11, 11, 11, 11, 11, 11, 11, 12, 1, 1,
+ 1, 1, 1, 1, 14, 15, 15, 15, 15, 15,
+ 15, 15, 15, 15, 15, 15, 15, 16, 15, 15,
+ 15, 17, 15, 18, 15, 19, 15, 20, 15, 15,
+ 1, 13, 1, 1, 7, 1, 14, 15, 15, 15,
+
+ 15, 15, 15, 15, 15, 15, 15, 15, 15, 16,
+ 15, 15, 15, 17, 15, 18, 15, 19, 15, 20,
+ 15, 15, 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, 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, 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, 1, 1, 1, 1
+ } ;
+
+static yyconst int yy_meta[21] =
+ { 0,
+ 1, 1, 1, 2, 1, 1, 3, 4, 1, 3,
+ 3, 1, 2, 3, 3, 3, 3, 3, 3, 3
+ } ;
+
+static yyconst short int yy_base[66] =
+ { 0,
+ 0, 0, 17, 18, 119, 126, 86, 126, 126, 69,
+ 17, 60, 24, 16, 38, 0, 126, 36, 62, 54,
+ 126, 126, 45, 39, 26, 31, 29, 48, 50, 55,
+ 0, 126, 126, 126, 126, 126, 126, 126, 59, 63,
+ 65, 0, 67, 69, 71, 73, 75, 79, 35, 81,
+ 83, 86, 20, 88, 90, 92, 94, 126, 105, 109,
+ 111, 113, 117, 121, 22
+ } ;
+
+static yyconst short int yy_def[66] =
+ { 0,
+ 58, 1, 59, 59, 58, 58, 58, 58, 58, 60,
+ 58, 61, 61, 61, 62, 63, 58, 64, 58, 60,
+ 58, 58, 58, 61, 65, 65, 14, 14, 14, 62,
+ 63, 58, 58, 58, 58, 58, 58, 58, 26, 14,
+ 14, 28, 14, 26, 40, 28, 28, 28, 61, 26,
+ 48, 28, 61, 58, 52, 58, 52, 0, 58, 58,
+ 58, 58, 58, 58, 58
+ } ;
+
+static yyconst short int yy_nxt[147] =
+ { 0,
+ 6, 7, 8, 9, 10, 11, 12, 6, 6, 13,
+ 14, 6, 6, 15, 15, 15, 15, 15, 15, 15,
+ 17, 17, 22, 26, 39, 29, 29, 50, 23, 18,
+ 18, 26, 24, 27, 27, 24, 24, 24, 41, 41,
+ 40, 40, 44, 28, 24, 25, 25, 24, 24, 33,
+ 38, 34, 35, 36, 37, 25, 21, 42, 42, 43,
+ 43, 24, 25, 19, 24, 24, 25, 25, 24, 24,
+ 44, 21, 45, 45, 46, 46, 47, 47, 48, 48,
+ 49, 49, 46, 46, 47, 47, 50, 19, 51, 51,
+ 52, 52, 53, 53, 54, 55, 55, 56, 56, 57,
+
+ 57, 56, 56, 24, 24, 16, 16, 16, 16, 20,
+ 20, 20, 20, 24, 24, 30, 30, 31, 58, 31,
+ 31, 32, 32, 32, 32, 5, 58, 58, 58, 58,
+ 58, 58, 58, 58, 58, 58, 58, 58, 58, 58,
+ 58, 58, 58, 58, 58, 58
+ } ;
+
+static yyconst short int yy_chk[147] =
+ { 0,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 3, 4, 11, 14, 65, 14, 14, 53, 11, 3,
+ 4, 13, 25, 13, 13, 25, 25, 26, 27, 27,
+ 26, 26, 49, 13, 15, 15, 24, 15, 15, 18,
+ 23, 18, 18, 18, 18, 28, 20, 28, 28, 29,
+ 29, 30, 30, 19, 30, 30, 39, 12, 39, 39,
+ 40, 10, 40, 40, 41, 41, 43, 43, 44, 44,
+ 45, 45, 46, 46, 47, 47, 48, 7, 48, 48,
+ 50, 50, 51, 51, 52, 52, 52, 54, 54, 55,
+
+ 55, 56, 56, 57, 57, 59, 59, 59, 59, 60,
+ 60, 60, 60, 61, 61, 62, 62, 63, 5, 63,
+ 63, 64, 64, 64, 64, 58, 58, 58, 58, 58,
+ 58, 58, 58, 58, 58, 58, 58, 58, 58, 58,
+ 58, 58, 58, 58, 58, 58
+ } ;
+
+static yy_state_type yy_last_accepting_state;
+static char *yy_last_accepting_cpos;
+
+/* The intent behind this definition is that it'll catch
+ * any uses of REJECT which flex missed.
+ */
+#define REJECT reject_used_but_not_detected
+#define yymore() yymore_used_but_not_detected
+#define YY_MORE_ADJ 0
+#define YY_RESTORE_YY_MORE_OFFSET
+char *yytext;
+#line 1 "scanner.l"
+#define INITIAL 0
+/* $Id: scanner.c,v 1.1 2000-09-12 00:12:52 rjkaes Exp $
+ *
+ * This builds the scanner for the tinyproxy configuration file. This
+ * file needs to stay in sync with grammar.y. If someone knows lex and yacc
+ * better than I do, please update these files.
+ *
+ * Copyright (C) 2000 Robert James Kaes (rjkaes@flarenet.com)
+ *
+ * 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.
+ */
+#line 20 "scanner.l"
+
+#include "tinyproxy.h"
+#include "grammar.h"
+#include <string.h>
+#include <stdio.h>
+
+struct keyword {
+ char *kw_name;
+ int kw_token;
+};
+
+static struct keyword keywords[] = {
+ /* statements */
+ { "port", KW_PORT },
+ { "logfile", KW_LOGFILE },
+ { "syslog", KW_SYSLOG },
+ { "maxclients", KW_MAXCLIENTS },
+ { "maxspareservers", KW_MAXSPARESERVERS },
+ { "minspareservers", KW_MINSPARESERVERS },
+ { "startservers", KW_STARTSERVERS },
+ { "maxrequestsperchild", KW_MAXREQUESTSPERCHILD },
+ { "pidfile", KW_PIDFILE },
+ { "timeout", KW_TIMEOUT },
+ { "listen", KW_LISTEN },
+ { "user", KW_USER },
+ { "group", KW_GROUP },
+ { "anonymous", KW_ANONYMOUS },
+ { "filter", KW_FILTER },
+ { "xtinyproxy", KW_XTINYPROXY },
+ { "tunnel", KW_TUNNEL },
+ { "allow", KW_ALLOW },
+ { "deny", KW_DENY },
+
+ /* on/off switches */
+ { "yes", KW_YES },
+ { "on", KW_YES },
+ { "no", KW_NO },
+ { "off", KW_NO }
+
+};
+
+#define YY_NO_UNPUT 1
+
+#define MAX_REGEXP_LEN 1024
+
+unsigned int yylineno = 1;
+char tiny_buf[MAX_REGEXP_LEN];
+char *tiny_str;
+
+static int check_reserved_words(char *token);
+static void append_string(int length, char *str);
+static void append_char(char c);
+#define string 1
+
+#line 487 "lex.yy.c"
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int yywrap YY_PROTO(( void ));
+#else
+extern int yywrap YY_PROTO(( void ));
+#endif
+#endif
+
+#ifndef YY_NO_UNPUT
+static void yyunput YY_PROTO(( int c, char *buf_ptr ));
+#endif
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen YY_PROTO(( yyconst char * ));
+#endif
+
+#ifndef YY_NO_INPUT
+#ifdef __cplusplus
+static int yyinput YY_PROTO(( void ));
+#else
+static int input YY_PROTO(( void ));
+#endif
+#endif
+
+#if YY_STACK_USED
+static int yy_start_stack_ptr = 0;
+static int yy_start_stack_depth = 0;
+static int *yy_start_stack = 0;
+#ifndef YY_NO_PUSH_STATE
+static void yy_push_state YY_PROTO(( int new_state ));
+#endif
+#ifndef YY_NO_POP_STATE
+static void yy_pop_state YY_PROTO(( void ));
+#endif
+#ifndef YY_NO_TOP_STATE
+static int yy_top_state YY_PROTO(( void ));
+#endif
+
+#else
+#define YY_NO_PUSH_STATE 1
+#define YY_NO_POP_STATE 1
+#define YY_NO_TOP_STATE 1
+#endif
+
+#ifdef YY_MALLOC_DECL
+YY_MALLOC_DECL
+#else
+#if __STDC__
+#ifndef __cplusplus
+#include <stdlib.h>
+#endif
+#else
+/* Just try to get by without declaring the routines. This will fail
+ * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
+ * or sizeof(void*) != sizeof(int).
+ */
+#endif
+#endif
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#define YY_READ_BUF_SIZE 8192
+#endif
+
+/* Copy whatever the last rule matched to the standard output. */
+
+#ifndef ECHO
+/* This used to be an fputs(), but since the string might contain NUL's,
+ * we now use fwrite().
+ */
+#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
+#endif
+
+/* Gets input and stuffs it into "buf". number of characters read, or YY_NULL,
+ * is returned in "result".
+ */
+#ifndef YY_INPUT
+#define YY_INPUT(buf,result,max_size) \
+ if ( yy_current_buffer->yy_is_interactive ) \
+ { \
+ int c = '*', n; \
+ for ( n = 0; n < max_size && \
+ (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
+ buf[n] = (char) c; \
+ if ( c == '\n' ) \
+ buf[n++] = (char) c; \
+ if ( c == EOF && ferror( yyin ) ) \
+ YY_FATAL_ERROR( "input in flex scanner failed" ); \
+ result = n; \
+ } \
+ else if ( ((result = fread( buf, 1, max_size, yyin )) == 0) \
+ && ferror( yyin ) ) \
+ YY_FATAL_ERROR( "input in flex scanner failed" );
+#endif
+
+/* No semi-colon after return; correct usage is to write "yyterminate();" -
+ * we don't want an extra ';' after the "return" because that will cause
+ * some compilers to complain about unreachable statements.
+ */
+#ifndef yyterminate
+#define yyterminate() return YY_NULL
+#endif
+
+/* Number of entries by which start-condition stack grows. */
+#ifndef YY_START_STACK_INCR
+#define YY_START_STACK_INCR 25
+#endif
+
+/* Report a fatal error. */
+#ifndef YY_FATAL_ERROR
+#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
+#endif
+
+/* Default declaration of generated scanner - a define so the user can
+ * easily add parameters.
+ */
+#ifndef YY_DECL
+#define YY_DECL int yylex YY_PROTO(( void ))
+#endif
+
+/* Code executed at the beginning of each rule, after yytext and yyleng
+ * have been set up.
+ */
+#ifndef YY_USER_ACTION
+#define YY_USER_ACTION
+#endif
+
+/* Code executed at the end of each rule. */
+#ifndef YY_BREAK
+#define YY_BREAK break;
+#endif
+
+#define YY_RULE_SETUP \
+ YY_USER_ACTION
+
+YY_DECL
+ {
+ register yy_state_type yy_current_state;
+ register char *yy_cp, *yy_bp;
+ register int yy_act;
+
+#line 84 "scanner.l"
+
+
+#line 641 "lex.yy.c"
+
+ if ( yy_init )
+ {
+ yy_init = 0;
+
+#ifdef YY_USER_INIT
+ YY_USER_INIT;
+#endif
+
+ if ( ! yy_start )
+ yy_start = 1; /* first start state */
+
+ if ( ! yyin )
+ yyin = stdin;
+
+ if ( ! yyout )
+ yyout = stdout;
+
+ if ( ! yy_current_buffer )
+ yy_current_buffer =
+ yy_create_buffer( yyin, YY_BUF_SIZE );
+
+ yy_load_buffer_state();
+ }
+
+ while ( 1 ) /* loops until end-of-file is reached */
+ {
+ yy_cp = yy_c_buf_p;
+
+ /* Support of yytext. */
+ *yy_cp = yy_hold_char;
+
+ /* yy_bp points to the position in yy_ch_buf of the start of
+ * the current run.
+ */
+ yy_bp = yy_cp;
+
+ yy_current_state = yy_start;
+yy_match:
+ do
+ {
+ register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
+ if ( yy_accept[yy_current_state] )
+ {
+ yy_last_accepting_state = yy_current_state;
+ yy_last_accepting_cpos = yy_cp;
+ }
+ while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+ {
+ yy_current_state = (int) yy_def[yy_current_state];
+ if ( yy_current_state >= 59 )
+ yy_c = yy_meta[(unsigned int) yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+ ++yy_cp;
+ }
+ while ( yy_base[yy_current_state] != 126 );
+
+yy_find_action:
+ yy_act = yy_accept[yy_current_state];
+ if ( yy_act == 0 )
+ { /* have to back up */
+ yy_cp = yy_last_accepting_cpos;
+ yy_current_state = yy_last_accepting_state;
+ yy_act = yy_accept[yy_current_state];
+ }
+
+ YY_DO_BEFORE_ACTION;
+
+
+do_action: /* This label is used only to access EOF actions. */
+
+
+ switch ( yy_act )
+ { /* beginning of action switch */
+ case 0: /* must back up */
+ /* undo the effects of YY_DO_BEFORE_ACTION */
+ *yy_cp = yy_hold_char;
+ yy_cp = yy_last_accepting_cpos;
+ yy_current_state = yy_last_accepting_state;
+ goto yy_find_action;
+
+case 1:
+*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
+yy_c_buf_p = yy_cp -= 1;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 86 "scanner.l"
+;
+ YY_BREAK
+case 2:
+YY_RULE_SETUP
+#line 87 "scanner.l"
+{ yylineno++; return '\n'; }
+ YY_BREAK
+case 3:
+YY_RULE_SETUP
+#line 88 "scanner.l"
+;
+ YY_BREAK
+case 4:
+YY_RULE_SETUP
+#line 89 "scanner.l"
+{ yylval.num = strtol(yytext, NULL, 16); return NUMBER; }
+ YY_BREAK
+case 5:
+YY_RULE_SETUP
+#line 90 "scanner.l"
+{ yylval.num = strtol(yytext, NULL, 8); return NUMBER; }
+ YY_BREAK
+case 6:
+YY_RULE_SETUP
+#line 91 "scanner.l"
+{ yylval.num = atoi(yytext); return NUMBER; }
+ YY_BREAK
+case 7:
+YY_RULE_SETUP
+#line 92 "scanner.l"
+{ return check_reserved_words(yytext); }
+ YY_BREAK
+case 8:
+YY_RULE_SETUP
+#line 93 "scanner.l"
+{ return ':'; }
+ YY_BREAK
+case 9:
+*yy_cp = yy_hold_char; /* undo effects of setting up yytext */
+yy_c_buf_p = yy_cp = yy_bp + 1;
+YY_DO_BEFORE_ACTION; /* set up yytext again */
+YY_RULE_SETUP
+#line 94 "scanner.l"
+{ return '/'; }
+ YY_BREAK
+case 10:
+YY_RULE_SETUP
+#line 95 "scanner.l"
+{
+ tiny_str = tiny_buf;
+ BEGIN(string);
+ }
+ YY_BREAK
+case 11:
+YY_RULE_SETUP
+#line 99 "scanner.l"
+{ append_char(7); }
+ YY_BREAK
+case 12:
+YY_RULE_SETUP
+#line 100 "scanner.l"
+{ append_char(10); }
+ YY_BREAK
+case 13:
+YY_RULE_SETUP
+#line 101 "scanner.l"
+{ append_char(13); }
+ YY_BREAK
+case 14:
+YY_RULE_SETUP
+#line 102 "scanner.l"
+{ append_char(9); }
+ YY_BREAK
+case 15:
+YY_RULE_SETUP
+#line 103 "scanner.l"
+{ append_char(11); }
+ YY_BREAK
+case 16:
+YY_RULE_SETUP
+#line 104 "scanner.l"
+{ append_string(1, yytext + 1); }
+ YY_BREAK
+case 17:
+YY_RULE_SETUP
+#line 105 "scanner.l"
+{
+ BEGIN(INITIAL);
+ yylval.cptr = strdup(tiny_buf);
+ return STRING;
+ }
+ YY_BREAK
+case 18:
+YY_RULE_SETUP
+#line 110 "scanner.l"
+{ append_string(strlen(yytext), yytext); }
+ YY_BREAK
+case 19:
+YY_RULE_SETUP
+#line 113 "scanner.l"
+{ yylval.cptr = strdup(yytext); return NUMERIC_ADDRESS; }
+ YY_BREAK
+case 20:
+YY_RULE_SETUP
+#line 114 "scanner.l"
+{ yylval.cptr = strdup(yytext); return NETMASK_ADDRESS; }
+ YY_BREAK
+case 21:
+YY_RULE_SETUP
+#line 115 "scanner.l"
+{ yylval.cptr = strdup(yytext); return STRING_ADDRESS; }
+ YY_BREAK
+case 22:
+YY_RULE_SETUP
+#line 118 "scanner.l"
+ECHO;
+ YY_BREAK
+#line 847 "lex.yy.c"
+case YY_STATE_EOF(INITIAL):
+case YY_STATE_EOF(string):
+ yyterminate();
+
+ case YY_END_OF_BUFFER:
+ {
+ /* Amount of text matched not including the EOB char. */
+ int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;
+
+ /* Undo the effects of YY_DO_BEFORE_ACTION. */
+ *yy_cp = yy_hold_char;
+ YY_RESTORE_YY_MORE_OFFSET
+
+ if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
+ {
+ /* We're scanning a new file or input source. It's
+ * possible that this happened because the user
+ * just pointed yyin at a new source and called
+ * yylex(). If so, then we have to assure
+ * consistency between yy_current_buffer and our
+ * globals. Here is the right place to do so, because
+ * this is the first action (other than possibly a
+ * back-up) that will match for the new input source.
+ */
+ yy_n_chars = yy_current_buffer->yy_n_chars;
+ yy_current_buffer->yy_input_file = yyin;
+ yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
+ }
+
+ /* Note that here we test for yy_c_buf_p "<=" to the position
+ * of the first EOB in the buffer, since yy_c_buf_p will
+ * already have been incremented past the NUL character
+ * (since all states make transitions on EOB to the
+ * end-of-buffer state). Contrast this with the test
+ * in input().
+ */
+ if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
+ { /* This was really a NUL. */
+ yy_state_type yy_next_state;
+
+ yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;
+
+ yy_current_state = yy_get_previous_state();
+
+ /* Okay, we're now positioned to make the NUL
+ * transition. We couldn't have
+ * yy_get_previous_state() go ahead and do it
+ * for us because it doesn't know how to deal
+ * with the possibility of jamming (and we don't
+ * want to build jamming into it because then it
+ * will run more slowly).
+ */
+
+ yy_next_state = yy_try_NUL_trans( yy_current_state );
+
+ yy_bp = yytext_ptr + YY_MORE_ADJ;
+
+ if ( yy_next_state )
+ {
+ /* Consume the NUL. */
+ yy_cp = ++yy_c_buf_p;
+ yy_current_state = yy_next_state;
+ goto yy_match;
+ }
+
+ else
+ {
+ yy_cp = yy_c_buf_p;
+ goto yy_find_action;
+ }
+ }
+
+ else switch ( yy_get_next_buffer() )
+ {
+ case EOB_ACT_END_OF_FILE:
+ {
+ yy_did_buffer_switch_on_eof = 0;
+
+ if ( yywrap() )
+ {
+ /* Note: because we've taken care in
+ * yy_get_next_buffer() to have set up
+ * yytext, we can now set up
+ * yy_c_buf_p so that if some total
+ * hoser (like flex itself) wants to
+ * call the scanner after we return the
+ * YY_NULL, it'll still work - another
+ * YY_NULL will get returned.
+ */
+ yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;
+
+ yy_act = YY_STATE_EOF(YY_START);
+ goto do_action;
+ }
+
+ else
+ {
+ if ( ! yy_did_buffer_switch_on_eof )
+ YY_NEW_FILE;
+ }
+ break;
+ }
+
+ case EOB_ACT_CONTINUE_SCAN:
+ yy_c_buf_p =
+ yytext_ptr + yy_amount_of_matched_text;
+
+ yy_current_state = yy_get_previous_state();
+
+ yy_cp = yy_c_buf_p;
+ yy_bp = yytext_ptr + YY_MORE_ADJ;
+ goto yy_match;
+
+ case EOB_ACT_LAST_MATCH:
+ yy_c_buf_p =
+ &yy_current_buffer->yy_ch_buf[yy_n_chars];
+
+ yy_current_state = yy_get_previous_state();
+
+ yy_cp = yy_c_buf_p;
+ yy_bp = yytext_ptr + YY_MORE_ADJ;
+ goto yy_find_action;
+ }
+ break;
+ }
+
+ default:
+ YY_FATAL_ERROR(
+ "fatal flex scanner internal error--no action found" );
+ } /* end of action switch */
+ } /* end of scanning one token */
+ } /* end of yylex */
+
+
+/* yy_get_next_buffer - try to read in a new buffer
+ *
+ * Returns a code representing an action:
+ * EOB_ACT_LAST_MATCH -
+ * EOB_ACT_CONTINUE_SCAN - continue scanning from current position
+ * EOB_ACT_END_OF_FILE - end of file
+ */
+
+static int yy_get_next_buffer()
+ {
+ register char *dest = yy_current_buffer->yy_ch_buf;
+ register char *source = yytext_ptr;
+ register int number_to_move, i;
+ int ret_val;
+
+ if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
+ YY_FATAL_ERROR(
+ "fatal flex scanner internal error--end of buffer missed" );
+
+ if ( yy_current_buffer->yy_fill_buffer == 0 )
+ { /* Don't try to fill the buffer, so this is an EOF. */
+ if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
+ {
+ /* We matched a single character, the EOB, so
+ * treat this as a final EOF.
+ */
+ return EOB_ACT_END_OF_FILE;
+ }
+
+ else
+ {
+ /* We matched some text prior to the EOB, first
+ * process it.
+ */
+ return EOB_ACT_LAST_MATCH;
+ }
+ }
+
+ /* Try to read more data. */
+
+ /* First move last chars to start of buffer. */
+ number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;
+
+ for ( i = 0; i < number_to_move; ++i )
+ *(dest++) = *(source++);
+
+ if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
+ /* don't do the read, it's not guaranteed to return an EOF,
+ * just force an EOF
+ */
+ yy_current_buffer->yy_n_chars = yy_n_chars = 0;
+
+ else
+ {
+ int num_to_read =
+ yy_current_buffer->yy_buf_size - number_to_move - 1;
+
+ while ( num_to_read <= 0 )
+ { /* Not enough room in the buffer - grow it. */
+#ifdef YY_USES_REJECT
+ YY_FATAL_ERROR(
+"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
+#else
+
+ /* just a shorter name for the current buffer */
+ YY_BUFFER_STATE b = yy_current_buffer;
+
+ int yy_c_buf_p_offset =
+ (int) (yy_c_buf_p - b->yy_ch_buf);
+
+ if ( b->yy_is_our_buffer )
+ {
+ int new_size = b->yy_buf_size * 2;
+
+ if ( new_size <= 0 )
+ b->yy_buf_size += b->yy_buf_size / 8;
+ else
+ b->yy_buf_size *= 2;
+
+ b->yy_ch_buf = (char *)
+ /* Include room in for 2 EOB chars. */
+ yy_flex_realloc( (void *) b->yy_ch_buf,
+ b->yy_buf_size + 2 );
+ }
+ else
+ /* Can't grow it, we don't own it. */
+ b->yy_ch_buf = 0;
+
+ if ( ! b->yy_ch_buf )
+ YY_FATAL_ERROR(
+ "fatal error - scanner input buffer overflow" );
+
+ yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];
+
+ num_to_read = yy_current_buffer->yy_buf_size -
+ number_to_move - 1;
+#endif
+ }
+
+ if ( num_to_read > YY_READ_BUF_SIZE )
+ num_to_read = YY_READ_BUF_SIZE;
+
+ /* Read in more data. */
+ YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
+ yy_n_chars, num_to_read );
+
+ yy_current_buffer->yy_n_chars = yy_n_chars;
+ }
+
+ if ( yy_n_chars == 0 )
+ {
+ if ( number_to_move == YY_MORE_ADJ )
+ {
+ ret_val = EOB_ACT_END_OF_FILE;
+ yyrestart( yyin );
+ }
+
+ else
+ {
+ ret_val = EOB_ACT_LAST_MATCH;
+ yy_current_buffer->yy_buffer_status =
+ YY_BUFFER_EOF_PENDING;
+ }
+ }
+
+ else
+ ret_val = EOB_ACT_CONTINUE_SCAN;
+
+ yy_n_chars += number_to_move;
+ yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
+ yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
+
+ yytext_ptr = &yy_current_buffer->yy_ch_buf[0];
+
+ return ret_val;
+ }
+
+
+/* yy_get_previous_state - get the state just before the EOB char was reached */
+
+static yy_state_type yy_get_previous_state()
+ {
+ register yy_state_type yy_current_state;
+ register char *yy_cp;
+
+ yy_current_state = yy_start;
+
+ for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
+ {
+ register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
+ if ( yy_accept[yy_current_state] )
+ {
+ yy_last_accepting_state = yy_current_state;
+ yy_last_accepting_cpos = yy_cp;
+ }
+ while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+ {
+ yy_current_state = (int) yy_def[yy_current_state];
+ if ( yy_current_state >= 59 )
+ yy_c = yy_meta[(unsigned int) yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+ }
+
+ return yy_current_state;
+ }
+
+
+/* yy_try_NUL_trans - try to make a transition on the NUL character
+ *
+ * synopsis
+ * next_state = yy_try_NUL_trans( current_state );
+ */
+
+#ifdef YY_USE_PROTOS
+static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
+#else
+static yy_state_type yy_try_NUL_trans( yy_current_state )
+yy_state_type yy_current_state;
+#endif
+ {
+ register int yy_is_jam;
+ register char *yy_cp = yy_c_buf_p;
+
+ register YY_CHAR yy_c = 1;
+ if ( yy_accept[yy_current_state] )
+ {
+ yy_last_accepting_state = yy_current_state;
+ yy_last_accepting_cpos = yy_cp;
+ }
+ while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
+ {
+ yy_current_state = (int) yy_def[yy_current_state];
+ if ( yy_current_state >= 59 )
+ yy_c = yy_meta[(unsigned int) yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
+ yy_is_jam = (yy_current_state == 58);
+
+ return yy_is_jam ? 0 : yy_current_state;
+ }
+
+
+#ifndef YY_NO_UNPUT
+#ifdef YY_USE_PROTOS
+static void yyunput( int c, register char *yy_bp )
+#else
+static void yyunput( c, yy_bp )
+int c;
+register char *yy_bp;
+#endif
+ {
+ register char *yy_cp = yy_c_buf_p;
+
+ /* undo effects of setting up yytext */
+ *yy_cp = yy_hold_char;
+
+ if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
+ { /* need to shift things up to make room */
+ /* +2 for EOB chars. */
+ register int number_to_move = yy_n_chars + 2;
+ register char *dest = &yy_current_buffer->yy_ch_buf[
+ yy_current_buffer->yy_buf_size + 2];
+ register char *source =
+ &yy_current_buffer->yy_ch_buf[number_to_move];
+
+ while ( source > yy_current_buffer->yy_ch_buf )
+ *--dest = *--source;
+
+ yy_cp += (int) (dest - source);
+ yy_bp += (int) (dest - source);
+ yy_current_buffer->yy_n_chars =
+ yy_n_chars = yy_current_buffer->yy_buf_size;
+
+ if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
+ YY_FATAL_ERROR( "flex scanner push-back overflow" );
+ }
+
+ *--yy_cp = (char) c;
+
+
+ yytext_ptr = yy_bp;
+ yy_hold_char = *yy_cp;
+ yy_c_buf_p = yy_cp;
+ }
+#endif /* ifndef YY_NO_UNPUT */
+
+
+#ifdef __cplusplus
+static int yyinput()
+#else
+static int input()
+#endif
+ {
+ int c;
+
+ *yy_c_buf_p = yy_hold_char;
+
+ if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
+ {
+ /* yy_c_buf_p now points to the character we want to return.
+ * If this occurs *before* the EOB characters, then it's a
+ * valid NUL; if not, then we've hit the end of the buffer.
+ */
+ if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
+ /* This was really a NUL. */
+ *yy_c_buf_p = '\0';
+
+ else
+ { /* need more input */
+ int offset = yy_c_buf_p - yytext_ptr;
+ ++yy_c_buf_p;
+
+ switch ( yy_get_next_buffer() )
+ {
+ case EOB_ACT_LAST_MATCH:
+ /* This happens because yy_g_n_b()
+ * sees that we've accumulated a
+ * token and flags that we need to
+ * try matching the token before
+ * proceeding. But for input(),
+ * there's no matching to consider.
+ * So convert the EOB_ACT_LAST_MATCH
+ * to EOB_ACT_END_OF_FILE.
+ */
+
+ /* Reset buffer status. */
+ yyrestart( yyin );
+
+ /* fall through */
+
+ case EOB_ACT_END_OF_FILE:
+ {
+ if ( yywrap() )
+ return EOF;
+
+ if ( ! yy_did_buffer_switch_on_eof )
+ YY_NEW_FILE;
+#ifdef __cplusplus
+ return yyinput();
+#else
+ return input();
+#endif
+ }
+
+ case EOB_ACT_CONTINUE_SCAN:
+ yy_c_buf_p = yytext_ptr + offset;
+ break;
+ }
+ }
+ }
+
+ c = *(unsigned char *) yy_c_buf_p; /* cast for 8-bit char's */
+ *yy_c_buf_p = '\0'; /* preserve yytext */
+ yy_hold_char = *++yy_c_buf_p;
+
+
+ return c;
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yyrestart( FILE *input_file )
+#else
+void yyrestart( input_file )
+FILE *input_file;
+#endif
+ {
+ if ( ! yy_current_buffer )
+ yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
+
+ yy_init_buffer( yy_current_buffer, input_file );
+ yy_load_buffer_state();
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
+#else
+void yy_switch_to_buffer( new_buffer )
+YY_BUFFER_STATE new_buffer;
+#endif
+ {
+ if ( yy_current_buffer == new_buffer )
+ return;
+
+ if ( yy_current_buffer )
+ {
+ /* Flush out information for old buffer. */
+ *yy_c_buf_p = yy_hold_char;
+ yy_current_buffer->yy_buf_pos = yy_c_buf_p;
+ yy_current_buffer->yy_n_chars = yy_n_chars;
+ }
+
+ yy_current_buffer = new_buffer;
+ yy_load_buffer_state();
+
+ /* We don't actually know whether we did this switch during
+ * EOF (yywrap()) processing, but the only time this flag
+ * is looked at is after yywrap() is called, so it's safe
+ * to go ahead and always set it.
+ */
+ yy_did_buffer_switch_on_eof = 1;
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_load_buffer_state( void )
+#else
+void yy_load_buffer_state()
+#endif
+ {
+ yy_n_chars = yy_current_buffer->yy_n_chars;
+ yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
+ yyin = yy_current_buffer->yy_input_file;
+ yy_hold_char = *yy_c_buf_p;
+ }
+
+
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
+#else
+YY_BUFFER_STATE yy_create_buffer( file, size )
+FILE *file;
+int size;
+#endif
+ {
+ YY_BUFFER_STATE b;
+
+ b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
+ if ( ! b )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
+
+ b->yy_buf_size = size;
+
+ /* yy_ch_buf has to be 2 characters longer than the size given because
+ * we need to put in 2 end-of-buffer characters.
+ */
+ b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
+ if ( ! b->yy_ch_buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
+
+ b->yy_is_our_buffer = 1;
+
+ yy_init_buffer( b, file );
+
+ return b;
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_delete_buffer( YY_BUFFER_STATE b )
+#else
+void yy_delete_buffer( b )
+YY_BUFFER_STATE b;
+#endif
+ {
+ if ( ! b )
+ return;
+
+ if ( b == yy_current_buffer )
+ yy_current_buffer = (YY_BUFFER_STATE) 0;
+
+ if ( b->yy_is_our_buffer )
+ yy_flex_free( (void *) b->yy_ch_buf );
+
+ yy_flex_free( (void *) b );
+ }
+
+
+#ifndef YY_ALWAYS_INTERACTIVE
+#ifndef YY_NEVER_INTERACTIVE
+extern int isatty YY_PROTO(( int ));
+#endif
+#endif
+
+#ifdef YY_USE_PROTOS
+void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
+#else
+void yy_init_buffer( b, file )
+YY_BUFFER_STATE b;
+FILE *file;
+#endif
+
+
+ {
+ yy_flush_buffer( b );
+
+ b->yy_input_file = file;
+ b->yy_fill_buffer = 1;
+
+#if YY_ALWAYS_INTERACTIVE
+ b->yy_is_interactive = 1;
+#else
+#if YY_NEVER_INTERACTIVE
+ b->yy_is_interactive = 0;
+#else
+ b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
+#endif
+#endif
+ }
+
+
+#ifdef YY_USE_PROTOS
+void yy_flush_buffer( YY_BUFFER_STATE b )
+#else
+void yy_flush_buffer( b )
+YY_BUFFER_STATE b;
+#endif
+
+ {
+ if ( ! b )
+ return;
+
+ b->yy_n_chars = 0;
+
+ /* We always need two end-of-buffer characters. The first causes
+ * a transition to the end-of-buffer state. The second causes
+ * a jam in that state.
+ */
+ b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
+ b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
+
+ b->yy_buf_pos = &b->yy_ch_buf[0];
+
+ b->yy_at_bol = 1;
+ b->yy_buffer_status = YY_BUFFER_NEW;
+
+ if ( b == yy_current_buffer )
+ yy_load_buffer_state();
+ }
+
+
+#ifndef YY_NO_SCAN_BUFFER
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
+#else
+YY_BUFFER_STATE yy_scan_buffer( base, size )
+char *base;
+yy_size_t size;
+#endif
+ {
+ YY_BUFFER_STATE b;
+
+ if ( size < 2 ||
+ base[size-2] != YY_END_OF_BUFFER_CHAR ||
+ base[size-1] != YY_END_OF_BUFFER_CHAR )
+ /* They forgot to leave room for the EOB's. */
+ return 0;
+
+ b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
+ if ( ! b )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
+
+ b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
+ b->yy_buf_pos = b->yy_ch_buf = base;
+ b->yy_is_our_buffer = 0;
+ b->yy_input_file = 0;
+ b->yy_n_chars = b->yy_buf_size;
+ b->yy_is_interactive = 0;
+ b->yy_at_bol = 1;
+ b->yy_fill_buffer = 0;
+ b->yy_buffer_status = YY_BUFFER_NEW;
+
+ yy_switch_to_buffer( b );
+
+ return b;
+ }
+#endif
+
+
+#ifndef YY_NO_SCAN_STRING
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
+#else
+YY_BUFFER_STATE yy_scan_string( yy_str )
+yyconst char *yy_str;
+#endif
+ {
+ int len;
+ for ( len = 0; yy_str[len]; ++len )
+ ;
+
+ return yy_scan_bytes( yy_str, len );
+ }
+#endif
+
+
+#ifndef YY_NO_SCAN_BYTES
+#ifdef YY_USE_PROTOS
+YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
+#else
+YY_BUFFER_STATE yy_scan_bytes( bytes, len )
+yyconst char *bytes;
+int len;
+#endif
+ {
+ YY_BUFFER_STATE b;
+ char *buf;
+ yy_size_t n;
+ int i;
+
+ /* Get memory for full buffer, including space for trailing EOB's. */
+ n = len + 2;
+ buf = (char *) yy_flex_alloc( n );
+ if ( ! buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
+
+ for ( i = 0; i < len; ++i )
+ buf[i] = bytes[i];
+
+ buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
+
+ b = yy_scan_buffer( buf, n );
+ if ( ! b )
+ YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );
+
+ /* It's okay to grow etc. this buffer, and we should throw it
+ * away when we're done.
+ */
+ b->yy_is_our_buffer = 1;
+
+ return b;
+ }
+#endif
+
+
+#ifndef YY_NO_PUSH_STATE
+#ifdef YY_USE_PROTOS
+static void yy_push_state( int new_state )
+#else
+static void yy_push_state( new_state )
+int new_state;
+#endif
+ {
+ if ( yy_start_stack_ptr >= yy_start_stack_depth )
+ {
+ yy_size_t new_size;
+
+ yy_start_stack_depth += YY_START_STACK_INCR;
+ new_size = yy_start_stack_depth * sizeof( int );
+
+ if ( ! yy_start_stack )
+ yy_start_stack = (int *) yy_flex_alloc( new_size );
+
+ else
+ yy_start_stack = (int *) yy_flex_realloc(
+ (void *) yy_start_stack, new_size );
+
+ if ( ! yy_start_stack )
+ YY_FATAL_ERROR(
+ "out of memory expanding start-condition stack" );
+ }
+
+ yy_start_stack[yy_start_stack_ptr++] = YY_START;
+
+ BEGIN(new_state);
+ }
+#endif
+
+
+#ifndef YY_NO_POP_STATE
+static void yy_pop_state()
+ {
+ if ( --yy_start_stack_ptr < 0 )
+ YY_FATAL_ERROR( "start-condition stack underflow" );
+
+ BEGIN(yy_start_stack[yy_start_stack_ptr]);
+ }
+#endif
+
+
+#ifndef YY_NO_TOP_STATE
+static int yy_top_state()
+ {
+ return yy_start_stack[yy_start_stack_ptr - 1];
+ }
+#endif
+
+#ifndef YY_EXIT_FAILURE
+#define YY_EXIT_FAILURE 2
+#endif
+
+#ifdef YY_USE_PROTOS
+static void yy_fatal_error( yyconst char msg[] )
+#else
+static void yy_fatal_error( msg )
+char msg[];
+#endif
+ {
+ (void) fprintf( stderr, "%s\n", msg );
+ exit( YY_EXIT_FAILURE );
+ }
+
+
+
+/* Redefine yyless() so it works in section 3 code. */
+
+#undef yyless
+#define yyless(n) \
+ do \
+ { \
+ /* Undo effects of setting up yytext. */ \
+ yytext[yyleng] = yy_hold_char; \
+ yy_c_buf_p = yytext + n; \
+ yy_hold_char = *yy_c_buf_p; \
+ *yy_c_buf_p = '\0'; \
+ yyleng = n; \
+ } \
+ while ( 0 )
+
+
+/* Internal utility routines. */
+
+#ifndef yytext_ptr
+#ifdef YY_USE_PROTOS
+static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
+#else
+static void yy_flex_strncpy( s1, s2, n )
+char *s1;
+yyconst char *s2;
+int n;
+#endif
+ {
+ register int i;
+ for ( i = 0; i < n; ++i )
+ s1[i] = s2[i];
+ }
+#endif
+
+#ifdef YY_NEED_STRLEN
+#ifdef YY_USE_PROTOS
+static int yy_flex_strlen( yyconst char *s )
+#else
+static int yy_flex_strlen( s )
+yyconst char *s;
+#endif
+ {
+ register int n;
+ for ( n = 0; s[n]; ++n )
+ ;
+
+ return n;
+ }
+#endif
+
+
+#ifdef YY_USE_PROTOS
+static void *yy_flex_alloc( yy_size_t size )
+#else
+static void *yy_flex_alloc( size )
+yy_size_t size;
+#endif
+ {
+ return (void *) malloc( size );
+ }
+
+#ifdef YY_USE_PROTOS
+static void *yy_flex_realloc( void *ptr, yy_size_t size )
+#else
+static void *yy_flex_realloc( ptr, size )
+void *ptr;
+yy_size_t size;
+#endif
+ {
+ /* The cast to (char *) in the following accommodates both
+ * implementations that use char* generic pointers, and those
+ * that use void* generic pointers. It works with the latter
+ * because both ANSI C and C++ allow castless assignment from
+ * any pointer type to void*, and deal with argument conversions
+ * as though doing an assignment.
+ */
+ return (void *) realloc( (char *) ptr, size );
+ }
+
+#ifdef YY_USE_PROTOS
+static void yy_flex_free( void *ptr )
+#else
+static void yy_flex_free( ptr )
+void *ptr;
+#endif
+ {
+ free( ptr );
+ }
+
+#if YY_MAIN
+int main()
+ {
+ yylex();
+ return 0;
+ }
+#endif
+#line 118 "scanner.l"
+
+
+int check_reserved_words(char *token)
+{
+ int i;
+
+ for (i = 0; i < (sizeof(keywords) / sizeof(struct keyword)); i++) {
+ if (strcasecmp(keywords[i].kw_name, token) == 0) {
+ return keywords[i].kw_token;
+ }
+ }
+ yylval.cptr = strdup(token);
+ return IDENTIFIER;
+}
+
+static void append_string(int length, char *s)
+{
+ int to_copy = min(MAX_REGEXP_LEN - (tiny_str - tiny_buf) - 1, length);
+
+ memcpy(tiny_str, s, to_copy);
+ tiny_str += to_copy;
+ *tiny_str = 0;
+}
+
+static void append_char(char c)
+{
+ *tiny_str = c;
+ tiny_str++;
+ *tiny_str = 0;
+} \ No newline at end of file
diff --git a/src/scanner.l b/src/scanner.l
new file mode 100644
index 0000000..3e984c4
--- /dev/null
+++ b/src/scanner.l
@@ -0,0 +1,147 @@
+/* $Id: scanner.l,v 1.1 2000-09-12 00:12:52 rjkaes Exp $
+ *
+ * This builds the scanner for the tinyproxy configuration file. This
+ * file needs to stay in sync with grammar.y. If someone knows lex and yacc
+ * better than I do, please update these files.
+ *
+ * Copyright (C) 2000 Robert James Kaes (rjkaes@flarenet.com)
+ *
+ * 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.
+ */
+%{
+
+#include "tinyproxy.h"
+#include "grammar.h"
+#include <string.h>
+#include <stdio.h>
+
+struct keyword {
+ char *kw_name;
+ int kw_token;
+};
+
+static struct keyword keywords[] = {
+ /* statements */
+ { "port", KW_PORT },
+ { "logfile", KW_LOGFILE },
+ { "syslog", KW_SYSLOG },
+ { "maxclients", KW_MAXCLIENTS },
+ { "maxspareservers", KW_MAXSPARESERVERS },
+ { "minspareservers", KW_MINSPARESERVERS },
+ { "startservers", KW_STARTSERVERS },
+ { "maxrequestsperchild", KW_MAXREQUESTSPERCHILD },
+ { "pidfile", KW_PIDFILE },
+ { "timeout", KW_TIMEOUT },
+ { "listen", KW_LISTEN },
+ { "user", KW_USER },
+ { "group", KW_GROUP },
+ { "anonymous", KW_ANONYMOUS },
+ { "filter", KW_FILTER },
+ { "xtinyproxy", KW_XTINYPROXY },
+ { "tunnel", KW_TUNNEL },
+ { "allow", KW_ALLOW },
+ { "deny", KW_DENY },
+
+ /* on/off switches */
+ { "yes", KW_YES },
+ { "on", KW_YES },
+ { "no", KW_NO },
+ { "off", KW_NO }
+
+};
+
+#define YY_NO_UNPUT 1
+
+#define MAX_REGEXP_LEN 1024
+
+unsigned int yylineno = 1;
+char tiny_buf[MAX_REGEXP_LEN];
+char *tiny_str;
+
+static int check_reserved_words(char *token);
+static void append_string(int length, char *str);
+static void append_char(char c);
+%}
+
+%option noyywrap
+
+white [ \t]
+digit [0-9]
+alpha [a-zA-Z]
+alphanum [a-zA-Z0-9]
+word [^ \#'"\(\)\{\}\\;\n\t,|\.]
+
+%x string
+
+%%
+
+\#.*$ ;
+\n { yylineno++; return '\n'; }
+{white}+ ;
+0x{digit}+ { yylval.num = strtol(yytext, NULL, 16); return NUMBER; }
+0{digit}+ { yylval.num = strtol(yytext, NULL, 8); return NUMBER; }
+{digit}+ { yylval.num = atoi(yytext); return NUMBER; }
+{alpha}+ { return check_reserved_words(yytext); }
+':' { return ':'; }
+'/' { return '/'; }
+\" {
+ tiny_str = tiny_buf;
+ BEGIN(string);
+ }
+<string>\\a { append_char(7); }
+<string>\\n { append_char(10); }
+<string>\\r { append_char(13); }
+<string>\\t { append_char(9); }
+<string>\\v { append_char(11); }
+<string>\\[^anrtv] { append_string(1, yytext + 1); }
+<string>\" {
+ BEGIN(INITIAL);
+ yylval.cptr = strdup(tiny_buf);
+ return STRING;
+ }
+<string>[^"\\]+ { append_string(strlen(yytext), yytext); }
+
+
+({digit}{1,3}\.){3}{digit}{1,3} { yylval.cptr = strdup(yytext); return NUMERIC_ADDRESS; }
+({digit}{1,3}\.){3}{digit}{1,3}\/{digit}+ { yylval.cptr = strdup(yytext); return NETMASK_ADDRESS; }
+([-_a-z0-9]+\.)+[a-z]+ { yylval.cptr = strdup(yytext); return STRING_ADDRESS; }
+
+
+%%
+
+int check_reserved_words(char *token)
+{
+ int i;
+
+ for (i = 0; i < (sizeof(keywords) / sizeof(struct keyword)); i++) {
+ if (strcasecmp(keywords[i].kw_name, token) == 0) {
+ return keywords[i].kw_token;
+ }
+ }
+ yylval.cptr = strdup(token);
+ return IDENTIFIER;
+}
+
+static void append_string(int length, char *s)
+{
+ int to_copy = min(MAX_REGEXP_LEN - (tiny_str - tiny_buf) - 1, length);
+
+ memcpy(tiny_str, s, to_copy);
+ tiny_str += to_copy;
+ *tiny_str = 0;
+}
+
+static void append_char(char c)
+{
+ *tiny_str = c;
+ tiny_str++;
+ *tiny_str = 0;
+} \ No newline at end of file
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-15 09:55:50 +0000