diff --git a/.gitignore b/.gitignore
index bf3fb25..40ff865 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,9 +2,9 @@
*~
Makefile
autom4te.cache
-cfg_file.lex.c
-cfg_file.tab.c
-cfg_file.tab.h
+#cfg_file.lex.c
+#cfg_file.tab.c
+#cfg_file.tab.h
config.guess
config.h
config.h.in
diff --git a/README.md b/README.md
index c1d3efa..34d57a0 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,11 @@
+This is a fork of [Frank's VTUN](https://github.com/jedisct1/vtun) with the
+following changes:
+
+* `zig build` support, currently tested only on Linux.
+
+Original README
+---------------
+
This is a fork of [VTUN](http://vtun.sourceforge.net/), with the
following changes:
diff --git a/build.zig b/build.zig
new file mode 100644
index 0000000..625a35e
--- /dev/null
+++ b/build.zig
@@ -0,0 +1,119 @@
+const std = @import("std");
+
+pub fn build(b: *std.Build) void {
+ const target = b.standardTargetOptions(.{});
+ const optimize = b.standardOptimizeOption(.{});
+
+ const libsodium_dep = b.dependency(
+ "libsodium",
+ .{
+ .target = target,
+ .optimize = optimize,
+ .static = true,
+ .shared = false,
+ },
+ );
+
+ const exe = b.addExecutable(.{
+ .name = "vtund",
+ .target = target,
+ .optimize = optimize,
+ });
+
+ exe.linkLibrary(libsodium_dep.artifact("sodium"));
+ exe.linkLibC();
+ exe.addCSourceFiles(.{
+ .files = &.{
+ "auth.c",
+ "client.c",
+ //"freebsd/tun_dev.c",
+ "generic/pipe_dev.c",
+ "generic/pty_dev.c",
+ //"generic/tap_dev.c",
+ "generic/tcp_proto.c",
+ //"generic/tun_dev.c",
+ "generic/udp_proto.c",
+ "lfd_encrypt.c",
+ "lfd_lzo.c",
+ "lfd_shaper.c",
+ "lfd_zlib.c",
+ "lib.c",
+ "linkfd.c",
+ "linux/tap_dev.c",
+ "linux/tun_dev.c",
+ "llist.c",
+ "lock.c",
+ "main.c",
+ "netlib.c",
+ //"openbsd/tun_dev.c",
+ "server.c",
+ //"svr4/tap_dev.c",
+ //"svr4/tun_dev.c",
+ "tunnel.c",
+
+ "cfg_file.c",
+ "cfg_file.lex.c",
+ },
+ .flags = &.{
+ "-D_GNU_SOURCE",
+ "-fstack-protector-all",
+ "-fno-strict-overflow",
+ "-fno-strict-aliasing",
+ },
+ });
+
+ exe.addConfigHeader(b.addConfigHeader(.{
+ .include_path = "config.h",
+ }, .{
+ .VTUN_CONFIG_FILE = "/etc/vtund.conf",
+ .VTUN_PID_FILE = "/var/run/vtund.pid",
+ .VTUN_STAT_DIR = "/var/log/vtund",
+ .VTUN_LOCK_DIR = "/var/lock/vtund",
+
+ .ENABLE_NAT_HACK = 0,
+ .HAVE_ARPA_INET_H = 1,
+ .HAVE_FORK = 1,
+
+ //.HAVE_GETPT = 1, // pty tunnels
+ //.HAVE_GRANTPT = 1, // pty tunnels
+
+ .HAVE_INTTYPES_H = 1,
+ .HAVE_LINUX_IF_TUN_H = 1,
+ .HAVE_NETDB_H = 1,
+ .HAVE_NETINET_IN_H = 1,
+ .HAVE_NETINET_IN_SYSTM_H = 1,
+ .HAVE_NETINET_IP_H = 1,
+ .HAVE_NETINET_TCP_H = 1,
+ //.HAVE_PTSNAME = 1, // pty tunnels
+ .HAVE_RESOLV_H = 1,
+ .HAVE_SCHED_H = 1,
+ .HAVE_SHAPER = 1,
+ .HAVE_SODIUM = 1,
+ .HAVE_STDINT_H = 1,
+ .HAVE_STDIO_H = 1,
+ .HAVE_STDLIB_H = 1,
+ .HAVE_STRINGS_H = 1,
+ .HAVE_STRING_H = 1,
+ .HAVE_SYS_RESOURCE_H = 1,
+ .HAVE_SYS_STAT_H = 1,
+ .HAVE_SYS_TYPES_H = 1,
+ .HAVE_UNISTD_H = 1,
+ //.HAVE_UNLOCKPT = 1, // pty tunnels
+ .HAVE_VFORK = 1,
+ .HAVE_WORKING_FORK = 1,
+ .HAVE_WORKING_VFORK = 1,
+ .PACKAGE_BUGREPORT = "",
+ .PACKAGE_NAME = "vtun",
+ .PACKAGE_STRING = "vtun = 3",
+ .PACKAGE_TARNAME = "vtun",
+ .PACKAGE_URL = "",
+ .PACKAGE_VERSION = "3",
+ .STDC_HEADERS = 1,
+ .VTUN_VER = "3.X = 10/10/2024",
+ .YYTEXT_POINTER = 1,
+ }));
+
+ exe.addIncludePath(b.path("."));
+
+ b.installArtifact(exe);
+}
diff --git a/build.zig.zon b/build.zig.zon
new file mode 100644
index 0000000..aa161d6
--- /dev/null
+++ b/build.zig.zon
@@ -0,0 +1,81 @@
+.{
+ .name = "vtun",
+ .version = "1.1.0",
+ .minimum_zig_version = "0.12.0",
+ .dependencies = .{
+ .libsodium = .{
+ .url = "git+https://github.com/jedisct1/libsodium.git?ref=1.0.20-RELEASE#9511c982fb1d046470a8b42aa36556cdb7da15de",
+ .hash = "1220d265dc673167ffe4a3cefe2840893d2910cfd773cfb1893ff768d5f1351d2a1f",
+ },
+ },
+ .paths = .{
+ "build.zig",
+ "build.zig.zon",
+
+ ".cvsignore",
+ ".gitignore",
+ "ChangeLog",
+ "Credits",
+ "Makefile.in",
+ "README",
+ "README.md",
+ "TODO",
+ "aclocal.m4",
+ "auth.c",
+ "auth.h",
+ "autogen.sh",
+ "build.zig",
+ "cfg_file.l",
+ "cfg_file.y",
+ "cfg_kwords.h",
+ "client.c",
+ "compat.h",
+ "configure.ac",
+ "driver.h",
+ "freebsd/tun_dev.c",
+ "generic/pipe_dev.c",
+ "generic/pty_dev.c",
+ "generic/tap_dev.c",
+ "generic/tcp_proto.c",
+ "generic/tun_dev.c",
+ "generic/udp_proto.c",
+ "lfd_encrypt.c",
+ "lfd_lzo.c",
+ "lfd_shaper.c",
+ "lfd_zlib.c",
+ "lib.c",
+ "lib.h",
+ "linkfd.c",
+ "linkfd.h",
+ "linux/tap_dev.c",
+ "linux/tun_dev.c",
+ "llist.c",
+ "llist.h",
+ "lock.c",
+ "lock.h",
+ "main.c",
+ "netlib.c",
+ "netlib.h",
+ "openbsd/tun_dev.c",
+ "packages/vtun.bsd.pkg",
+ "packages/vtun.solaris.info",
+ "packages/vtun.spec",
+ "scripts/reroute",
+ "scripts/vtund.rc.debian",
+ "server.c",
+ "svr4/tap_dev.c",
+ "svr4/tun_dev.c",
+ "tunnel.c",
+ "vtun.drivers",
+ "vtun.h",
+ "vtun_socks.h",
+ "vtund.8",
+ "vtund.conf",
+ "vtund.conf.5",
+
+ // generated
+ "cfg_file.c",
+ "cfg_file.lex.c",
+ "cfg_file.tab.h",
+ },
+}
diff --git a/cfg_file.c b/cfg_file.c
new file mode 100644
index 0000000..24e7e75
--- /dev/null
+++ b/cfg_file.c
@@ -0,0 +1,2406 @@
+/* A Bison parser, made by GNU Bison 3.8.2. */
+
+/* Bison implementation for Yacc-like parsers in C
+
+ Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 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 3 of the License, 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, see . */
+
+/* As a special exception, you may create a larger work that contains
+ part or all of the Bison parser skeleton and distribute that work
+ under terms of your choice, so long as that work isn't itself a
+ parser generator using the skeleton or a modified version thereof
+ as a parser skeleton. Alternatively, if you modify or redistribute
+ the parser skeleton itself, you may (at your option) remove this
+ special exception, which will cause the skeleton and the resulting
+ Bison output files to be licensed under the GNU General Public
+ License without this special exception.
+
+ This special exception was added by the Free Software Foundation in
+ version 2.2 of Bison. */
+
+/* C LALR(1) parser skeleton written by Richard Stallman, by
+ simplifying the original so-called "semantic" parser. */
+
+/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
+ especially those whose name start with YY_ or yy_. They are
+ private implementation details that can be changed or removed. */
+
+/* All symbols defined below should begin with yy or YY, to avoid
+ infringing on user name space. This should be done even for local
+ variables, as they might otherwise be expanded by user macros.
+ There are some unavoidable exceptions within include files to
+ define necessary library symbols; they are noted "INFRINGES ON
+ USER NAME SPACE" below. */
+
+/* Identify Bison output, and Bison version. */
+#define YYBISON 30802
+
+/* Bison version string. */
+#define YYBISON_VERSION "3.8.2"
+
+/* Skeleton name. */
+#define YYSKELETON_NAME "yacc.c"
+
+/* Pure parsers. */
+#define YYPURE 0
+
+/* Push parsers. */
+#define YYPUSH 0
+
+/* Pull parsers. */
+#define YYPULL 1
+
+
+
+
+/* First part of user prologue. */
+#line 1 "cfg_file.y"
+
+/*
+ VTun - Virtual Tunnel over TCP/IP network.
+
+ Copyright (C) 1998-2008 Maxim Krasnyansky
+
+ VTun has been derived from VPPP package by Maxim Krasnyansky.
+
+ 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 of the License, 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.
+ */
+
+/*
+ * $Id: cfg_file.y,v 1.8.2.7 2013/07/07 20:36:33 mtbishop Exp $
+ */
+
+#include "config.h"
+
+#include
+#include
+#include
+#include
+
+#include
+#include
+
+#include "compat.h"
+#include "vtun.h"
+#include "lib.h"
+
+int lineno = 1;
+
+struct vtun_host *parse_host;
+extern struct vtun_host default_host;
+
+llist *parse_cmds;
+struct vtun_cmd parse_cmd;
+
+llist host_list;
+
+int cfg_error(const char *fmt, ...);
+int add_cmd(llist *cmds, char *prog, char *args, int flags);
+void *cp_cmd(void *d, void *u);
+int free_cmd(void *d, void *u);
+
+void copy_addr(struct vtun_host *to, struct vtun_host *from);
+int free_host(void *d, void *u);
+void free_addr(struct vtun_host *h);
+void free_host_list(void);
+
+int parse_syslog(char *facility);
+
+int yyparse(void);
+int yylex(void);
+int yyerror(char *s);
+
+#define YYERROR_VERBOSE 1
+
+
+#line 138 "y.tab.c"
+
+# ifndef YY_CAST
+# ifdef __cplusplus
+# define YY_CAST(Type, Val) static_cast (Val)
+# define YY_REINTERPRET_CAST(Type, Val) reinterpret_cast (Val)
+# else
+# define YY_CAST(Type, Val) ((Type) (Val))
+# define YY_REINTERPRET_CAST(Type, Val) ((Type) (Val))
+# endif
+# endif
+# ifndef YY_NULLPTR
+# if defined __cplusplus
+# if 201103L <= __cplusplus
+# define YY_NULLPTR nullptr
+# else
+# define YY_NULLPTR 0
+# endif
+# else
+# define YY_NULLPTR ((void*)0)
+# endif
+# endif
+
+
+/* Debug traces. */
+#ifndef YYDEBUG
+# define YYDEBUG 0
+#endif
+#if YYDEBUG
+extern int yydebug;
+#endif
+
+/* Token kinds. */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+ enum yytokentype
+ {
+ YYEMPTY = -2,
+ YYEOF = 0, /* "end of file" */
+ YYerror = 256, /* error */
+ YYUNDEF = 257, /* "invalid token" */
+ K_OPTIONS = 258, /* K_OPTIONS */
+ K_DEFAULT = 259, /* K_DEFAULT */
+ K_PORT = 260, /* K_PORT */
+ K_BINDADDR = 261, /* K_BINDADDR */
+ K_PERSIST = 262, /* K_PERSIST */
+ K_TIMEOUT = 263, /* K_TIMEOUT */
+ K_PASSWD = 264, /* K_PASSWD */
+ K_PROG = 265, /* K_PROG */
+ K_PPP = 266, /* K_PPP */
+ K_SPEED = 267, /* K_SPEED */
+ K_IFCFG = 268, /* K_IFCFG */
+ K_FWALL = 269, /* K_FWALL */
+ K_ROUTE = 270, /* K_ROUTE */
+ K_DEVICE = 271, /* K_DEVICE */
+ K_MULTI = 272, /* K_MULTI */
+ K_SRCADDR = 273, /* K_SRCADDR */
+ K_IFACE = 274, /* K_IFACE */
+ K_ADDR = 275, /* K_ADDR */
+ K_TYPE = 276, /* K_TYPE */
+ K_PROT = 277, /* K_PROT */
+ K_NAT_HACK = 278, /* K_NAT_HACK */
+ K_COMPRESS = 279, /* K_COMPRESS */
+ K_ENCRYPT = 280, /* K_ENCRYPT */
+ K_KALIVE = 281, /* K_KALIVE */
+ K_STAT = 282, /* K_STAT */
+ K_UP = 283, /* K_UP */
+ K_DOWN = 284, /* K_DOWN */
+ K_SYSLOG = 285, /* K_SYSLOG */
+ K_IPROUTE = 286, /* K_IPROUTE */
+ K_HOST = 287, /* K_HOST */
+ K_ERROR = 288, /* K_ERROR */
+ WORD = 289, /* WORD */
+ PATH = 290, /* PATH */
+ STRING = 291, /* STRING */
+ NUM = 292, /* NUM */
+ DNUM = 293 /* DNUM */
+ };
+ typedef enum yytokentype yytoken_kind_t;
+#endif
+/* Token kinds. */
+#define YYEMPTY -2
+#define YYEOF 0
+#define YYerror 256
+#define YYUNDEF 257
+#define K_OPTIONS 258
+#define K_DEFAULT 259
+#define K_PORT 260
+#define K_BINDADDR 261
+#define K_PERSIST 262
+#define K_TIMEOUT 263
+#define K_PASSWD 264
+#define K_PROG 265
+#define K_PPP 266
+#define K_SPEED 267
+#define K_IFCFG 268
+#define K_FWALL 269
+#define K_ROUTE 270
+#define K_DEVICE 271
+#define K_MULTI 272
+#define K_SRCADDR 273
+#define K_IFACE 274
+#define K_ADDR 275
+#define K_TYPE 276
+#define K_PROT 277
+#define K_NAT_HACK 278
+#define K_COMPRESS 279
+#define K_ENCRYPT 280
+#define K_KALIVE 281
+#define K_STAT 282
+#define K_UP 283
+#define K_DOWN 284
+#define K_SYSLOG 285
+#define K_IPROUTE 286
+#define K_HOST 287
+#define K_ERROR 288
+#define WORD 289
+#define PATH 290
+#define STRING 291
+#define NUM 292
+#define DNUM 293
+
+/* Value type. */
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+union YYSTYPE
+{
+#line 68 "cfg_file.y"
+
+ char *str;
+ int num;
+ struct { int num1; int num2; } dnum;
+
+#line 270 "y.tab.c"
+
+};
+typedef union YYSTYPE YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1
+# define YYSTYPE_IS_DECLARED 1
+#endif
+
+
+extern YYSTYPE yylval;
+
+
+int yyparse (void);
+
+
+
+/* Symbol kind. */
+enum yysymbol_kind_t
+{
+ YYSYMBOL_YYEMPTY = -2,
+ YYSYMBOL_YYEOF = 0, /* "end of file" */
+ YYSYMBOL_YYerror = 1, /* error */
+ YYSYMBOL_YYUNDEF = 2, /* "invalid token" */
+ YYSYMBOL_K_OPTIONS = 3, /* K_OPTIONS */
+ YYSYMBOL_K_DEFAULT = 4, /* K_DEFAULT */
+ YYSYMBOL_K_PORT = 5, /* K_PORT */
+ YYSYMBOL_K_BINDADDR = 6, /* K_BINDADDR */
+ YYSYMBOL_K_PERSIST = 7, /* K_PERSIST */
+ YYSYMBOL_K_TIMEOUT = 8, /* K_TIMEOUT */
+ YYSYMBOL_K_PASSWD = 9, /* K_PASSWD */
+ YYSYMBOL_K_PROG = 10, /* K_PROG */
+ YYSYMBOL_K_PPP = 11, /* K_PPP */
+ YYSYMBOL_K_SPEED = 12, /* K_SPEED */
+ YYSYMBOL_K_IFCFG = 13, /* K_IFCFG */
+ YYSYMBOL_K_FWALL = 14, /* K_FWALL */
+ YYSYMBOL_K_ROUTE = 15, /* K_ROUTE */
+ YYSYMBOL_K_DEVICE = 16, /* K_DEVICE */
+ YYSYMBOL_K_MULTI = 17, /* K_MULTI */
+ YYSYMBOL_K_SRCADDR = 18, /* K_SRCADDR */
+ YYSYMBOL_K_IFACE = 19, /* K_IFACE */
+ YYSYMBOL_K_ADDR = 20, /* K_ADDR */
+ YYSYMBOL_K_TYPE = 21, /* K_TYPE */
+ YYSYMBOL_K_PROT = 22, /* K_PROT */
+ YYSYMBOL_K_NAT_HACK = 23, /* K_NAT_HACK */
+ YYSYMBOL_K_COMPRESS = 24, /* K_COMPRESS */
+ YYSYMBOL_K_ENCRYPT = 25, /* K_ENCRYPT */
+ YYSYMBOL_K_KALIVE = 26, /* K_KALIVE */
+ YYSYMBOL_K_STAT = 27, /* K_STAT */
+ YYSYMBOL_K_UP = 28, /* K_UP */
+ YYSYMBOL_K_DOWN = 29, /* K_DOWN */
+ YYSYMBOL_K_SYSLOG = 30, /* K_SYSLOG */
+ YYSYMBOL_K_IPROUTE = 31, /* K_IPROUTE */
+ YYSYMBOL_K_HOST = 32, /* K_HOST */
+ YYSYMBOL_K_ERROR = 33, /* K_ERROR */
+ YYSYMBOL_WORD = 34, /* WORD */
+ YYSYMBOL_PATH = 35, /* PATH */
+ YYSYMBOL_STRING = 36, /* STRING */
+ YYSYMBOL_NUM = 37, /* NUM */
+ YYSYMBOL_DNUM = 38, /* DNUM */
+ YYSYMBOL_39_n_ = 39, /* '\n' */
+ YYSYMBOL_40_ = 40, /* '{' */
+ YYSYMBOL_41_ = 41, /* '}' */
+ YYSYMBOL_YYACCEPT = 42, /* $accept */
+ YYSYMBOL_config = 43, /* config */
+ YYSYMBOL_statement = 44, /* statement */
+ YYSYMBOL_45_1 = 45, /* $@1 */
+ YYSYMBOL_46_2 = 46, /* $@2 */
+ YYSYMBOL_options = 47, /* options */
+ YYSYMBOL_option = 48, /* option */
+ YYSYMBOL_bindaddr_option = 49, /* bindaddr_option */
+ YYSYMBOL_syslog_opt = 50, /* syslog_opt */
+ YYSYMBOL_host_options = 51, /* host_options */
+ YYSYMBOL_host_option = 52, /* host_option */
+ YYSYMBOL_53_3 = 53, /* $@3 */
+ YYSYMBOL_54_4 = 54, /* $@4 */
+ YYSYMBOL_55_5 = 55, /* $@5 */
+ YYSYMBOL_56_6 = 56, /* $@6 */
+ YYSYMBOL_compress = 57, /* compress */
+ YYSYMBOL_keepalive = 58, /* keepalive */
+ YYSYMBOL_srcaddr_options = 59, /* srcaddr_options */
+ YYSYMBOL_srcaddr_option = 60, /* srcaddr_option */
+ YYSYMBOL_command_options = 61, /* command_options */
+ YYSYMBOL_command_option = 62, /* command_option */
+ YYSYMBOL_63_7 = 63, /* $@7 */
+ YYSYMBOL_prog_options = 64, /* prog_options */
+ YYSYMBOL_prog_option = 65 /* prog_option */
+};
+typedef enum yysymbol_kind_t yysymbol_kind_t;
+
+
+
+
+#ifdef short
+# undef short
+#endif
+
+/* On compilers that do not define __PTRDIFF_MAX__ etc., make sure
+ and (if available) are included
+ so that the code can choose integer types of a good width. */
+
+#ifndef __PTRDIFF_MAX__
+# include /* INFRINGES ON USER NAME SPACE */
+# if defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
+# include /* INFRINGES ON USER NAME SPACE */
+# define YY_STDINT_H
+# endif
+#endif
+
+/* Narrow types that promote to a signed type and that can represent a
+ signed or unsigned integer of at least N bits. In tables they can
+ save space and decrease cache pressure. Promoting to a signed type
+ helps avoid bugs in integer arithmetic. */
+
+#ifdef __INT_LEAST8_MAX__
+typedef __INT_LEAST8_TYPE__ yytype_int8;
+#elif defined YY_STDINT_H
+typedef int_least8_t yytype_int8;
+#else
+typedef signed char yytype_int8;
+#endif
+
+#ifdef __INT_LEAST16_MAX__
+typedef __INT_LEAST16_TYPE__ yytype_int16;
+#elif defined YY_STDINT_H
+typedef int_least16_t yytype_int16;
+#else
+typedef short yytype_int16;
+#endif
+
+/* Work around bug in HP-UX 11.23, which defines these macros
+ incorrectly for preprocessor constants. This workaround can likely
+ be removed in 2023, as HPE has promised support for HP-UX 11.23
+ (aka HP-UX 11i v2) only through the end of 2022; see Table 2 of
+ . */
+#ifdef __hpux
+# undef UINT_LEAST8_MAX
+# undef UINT_LEAST16_MAX
+# define UINT_LEAST8_MAX 255
+# define UINT_LEAST16_MAX 65535
+#endif
+
+#if defined __UINT_LEAST8_MAX__ && __UINT_LEAST8_MAX__ <= __INT_MAX__
+typedef __UINT_LEAST8_TYPE__ yytype_uint8;
+#elif (!defined __UINT_LEAST8_MAX__ && defined YY_STDINT_H \
+ && UINT_LEAST8_MAX <= INT_MAX)
+typedef uint_least8_t yytype_uint8;
+#elif !defined __UINT_LEAST8_MAX__ && UCHAR_MAX <= INT_MAX
+typedef unsigned char yytype_uint8;
+#else
+typedef short yytype_uint8;
+#endif
+
+#if defined __UINT_LEAST16_MAX__ && __UINT_LEAST16_MAX__ <= __INT_MAX__
+typedef __UINT_LEAST16_TYPE__ yytype_uint16;
+#elif (!defined __UINT_LEAST16_MAX__ && defined YY_STDINT_H \
+ && UINT_LEAST16_MAX <= INT_MAX)
+typedef uint_least16_t yytype_uint16;
+#elif !defined __UINT_LEAST16_MAX__ && USHRT_MAX <= INT_MAX
+typedef unsigned short yytype_uint16;
+#else
+typedef int yytype_uint16;
+#endif
+
+#ifndef YYPTRDIFF_T
+# if defined __PTRDIFF_TYPE__ && defined __PTRDIFF_MAX__
+# define YYPTRDIFF_T __PTRDIFF_TYPE__
+# define YYPTRDIFF_MAXIMUM __PTRDIFF_MAX__
+# elif defined PTRDIFF_MAX
+# ifndef ptrdiff_t
+# include /* INFRINGES ON USER NAME SPACE */
+# endif
+# define YYPTRDIFF_T ptrdiff_t
+# define YYPTRDIFF_MAXIMUM PTRDIFF_MAX
+# else
+# define YYPTRDIFF_T long
+# define YYPTRDIFF_MAXIMUM LONG_MAX
+# endif
+#endif
+
+#ifndef YYSIZE_T
+# ifdef __SIZE_TYPE__
+# define YYSIZE_T __SIZE_TYPE__
+# elif defined size_t
+# define YYSIZE_T size_t
+# elif defined __STDC_VERSION__ && 199901 <= __STDC_VERSION__
+# include /* INFRINGES ON USER NAME SPACE */
+# define YYSIZE_T size_t
+# else
+# define YYSIZE_T unsigned
+# endif
+#endif
+
+#define YYSIZE_MAXIMUM \
+ YY_CAST (YYPTRDIFF_T, \
+ (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1) \
+ ? YYPTRDIFF_MAXIMUM \
+ : YY_CAST (YYSIZE_T, -1)))
+
+#define YYSIZEOF(X) YY_CAST (YYPTRDIFF_T, sizeof (X))
+
+
+/* Stored state numbers (used for stacks). */
+typedef yytype_uint8 yy_state_t;
+
+/* State numbers in computations. */
+typedef int yy_state_fast_t;
+
+#ifndef YY_
+# if defined YYENABLE_NLS && YYENABLE_NLS
+# if ENABLE_NLS
+# include /* INFRINGES ON USER NAME SPACE */
+# define YY_(Msgid) dgettext ("bison-runtime", Msgid)
+# endif
+# endif
+# ifndef YY_
+# define YY_(Msgid) Msgid
+# endif
+#endif
+
+
+#ifndef YY_ATTRIBUTE_PURE
+# if defined __GNUC__ && 2 < __GNUC__ + (96 <= __GNUC_MINOR__)
+# define YY_ATTRIBUTE_PURE __attribute__ ((__pure__))
+# else
+# define YY_ATTRIBUTE_PURE
+# endif
+#endif
+
+#ifndef YY_ATTRIBUTE_UNUSED
+# if defined __GNUC__ && 2 < __GNUC__ + (7 <= __GNUC_MINOR__)
+# define YY_ATTRIBUTE_UNUSED __attribute__ ((__unused__))
+# else
+# define YY_ATTRIBUTE_UNUSED
+# endif
+#endif
+
+/* Suppress unused-variable warnings by "using" E. */
+#if ! defined lint || defined __GNUC__
+# define YY_USE(E) ((void) (E))
+#else
+# define YY_USE(E) /* empty */
+#endif
+
+/* Suppress an incorrect diagnostic about yylval being uninitialized. */
+#if defined __GNUC__ && ! defined __ICC && 406 <= __GNUC__ * 100 + __GNUC_MINOR__
+# if __GNUC__ * 100 + __GNUC_MINOR__ < 407
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
+ _Pragma ("GCC diagnostic push") \
+ _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")
+# else
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
+ _Pragma ("GCC diagnostic push") \
+ _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"") \
+ _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
+# endif
+# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
+ _Pragma ("GCC diagnostic pop")
+#else
+# define YY_INITIAL_VALUE(Value) Value
+#endif
+#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+# define YY_IGNORE_MAYBE_UNINITIALIZED_END
+#endif
+#ifndef YY_INITIAL_VALUE
+# define YY_INITIAL_VALUE(Value) /* Nothing. */
+#endif
+
+#if defined __cplusplus && defined __GNUC__ && ! defined __ICC && 6 <= __GNUC__
+# define YY_IGNORE_USELESS_CAST_BEGIN \
+ _Pragma ("GCC diagnostic push") \
+ _Pragma ("GCC diagnostic ignored \"-Wuseless-cast\"")
+# define YY_IGNORE_USELESS_CAST_END \
+ _Pragma ("GCC diagnostic pop")
+#endif
+#ifndef YY_IGNORE_USELESS_CAST_BEGIN
+# define YY_IGNORE_USELESS_CAST_BEGIN
+# define YY_IGNORE_USELESS_CAST_END
+#endif
+
+
+#define YY_ASSERT(E) ((void) (0 && (E)))
+
+#if !defined yyoverflow
+
+/* The parser invokes alloca or malloc; define the necessary symbols. */
+
+# ifdef YYSTACK_USE_ALLOCA
+# if YYSTACK_USE_ALLOCA
+# ifdef __GNUC__
+# define YYSTACK_ALLOC __builtin_alloca
+# elif defined __BUILTIN_VA_ARG_INCR
+# include /* INFRINGES ON USER NAME SPACE */
+# elif defined _AIX
+# define YYSTACK_ALLOC __alloca
+# elif defined _MSC_VER
+# include /* INFRINGES ON USER NAME SPACE */
+# define alloca _alloca
+# else
+# define YYSTACK_ALLOC alloca
+# if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
+# include /* INFRINGES ON USER NAME SPACE */
+ /* Use EXIT_SUCCESS as a witness for stdlib.h. */
+# ifndef EXIT_SUCCESS
+# define EXIT_SUCCESS 0
+# endif
+# endif
+# endif
+# endif
+# endif
+
+# ifdef YYSTACK_ALLOC
+ /* Pacify GCC's 'empty if-body' warning. */
+# define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
+# ifndef YYSTACK_ALLOC_MAXIMUM
+ /* The OS might guarantee only one guard page at the bottom of the stack,
+ and a page size can be as small as 4096 bytes. So we cannot safely
+ invoke alloca (N) if N exceeds 4096. Use a slightly smaller number
+ to allow for a few compiler-allocated temporary stack slots. */
+# define YYSTACK_ALLOC_MAXIMUM 4032 /* reasonable circa 2006 */
+# endif
+# else
+# define YYSTACK_ALLOC YYMALLOC
+# define YYSTACK_FREE YYFREE
+# ifndef YYSTACK_ALLOC_MAXIMUM
+# define YYSTACK_ALLOC_MAXIMUM YYSIZE_MAXIMUM
+# endif
+# if (defined __cplusplus && ! defined EXIT_SUCCESS \
+ && ! ((defined YYMALLOC || defined malloc) \
+ && (defined YYFREE || defined free)))
+# include /* INFRINGES ON USER NAME SPACE */
+# ifndef EXIT_SUCCESS
+# define EXIT_SUCCESS 0
+# endif
+# endif
+# ifndef YYMALLOC
+# define YYMALLOC malloc
+# if ! defined malloc && ! defined EXIT_SUCCESS
+void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
+# endif
+# endif
+# ifndef YYFREE
+# define YYFREE free
+# if ! defined free && ! defined EXIT_SUCCESS
+void free (void *); /* INFRINGES ON USER NAME SPACE */
+# endif
+# endif
+# endif
+#endif /* !defined yyoverflow */
+
+#if (! defined yyoverflow \
+ && (! defined __cplusplus \
+ || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+
+/* A type that is properly aligned for any stack member. */
+union yyalloc
+{
+ yy_state_t yyss_alloc;
+ YYSTYPE yyvs_alloc;
+};
+
+/* The size of the maximum gap between one aligned stack and the next. */
+# define YYSTACK_GAP_MAXIMUM (YYSIZEOF (union yyalloc) - 1)
+
+/* The size of an array large to enough to hold all stacks, each with
+ N elements. */
+# define YYSTACK_BYTES(N) \
+ ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \
+ + YYSTACK_GAP_MAXIMUM)
+
+# define YYCOPY_NEEDED 1
+
+/* Relocate STACK from its old location to the new one. The
+ local variables YYSIZE and YYSTACKSIZE give the old and new number of
+ elements in the stack, and YYPTR gives the new location of the
+ stack. Advance YYPTR to a properly aligned location for the next
+ stack. */
+# define YYSTACK_RELOCATE(Stack_alloc, Stack) \
+ do \
+ { \
+ YYPTRDIFF_T yynewbytes; \
+ YYCOPY (&yyptr->Stack_alloc, Stack, yysize); \
+ Stack = &yyptr->Stack_alloc; \
+ yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \
+ yyptr += yynewbytes / YYSIZEOF (*yyptr); \
+ } \
+ while (0)
+
+#endif
+
+#if defined YYCOPY_NEEDED && YYCOPY_NEEDED
+/* Copy COUNT objects from SRC to DST. The source and destination do
+ not overlap. */
+# ifndef YYCOPY
+# if defined __GNUC__ && 1 < __GNUC__
+# define YYCOPY(Dst, Src, Count) \
+ __builtin_memcpy (Dst, Src, YY_CAST (YYSIZE_T, (Count)) * sizeof (*(Src)))
+# else
+# define YYCOPY(Dst, Src, Count) \
+ do \
+ { \
+ YYPTRDIFF_T yyi; \
+ for (yyi = 0; yyi < (Count); yyi++) \
+ (Dst)[yyi] = (Src)[yyi]; \
+ } \
+ while (0)
+# endif
+# endif
+#endif /* !YYCOPY_NEEDED */
+
+/* YYFINAL -- State number of the termination state. */
+#define YYFINAL 2
+/* YYLAST -- Last index in YYTABLE. */
+#define YYLAST 217
+
+/* YYNTOKENS -- Number of terminals. */
+#define YYNTOKENS 42
+/* YYNNTS -- Number of nonterminals. */
+#define YYNNTS 24
+/* YYNRULES -- Number of rules. */
+#define YYNRULES 88
+/* YYNSTATES -- Number of states. */
+#define YYNSTATES 142
+
+/* YYMAXUTOK -- Last valid token kind. */
+#define YYMAXUTOK 293
+
+
+/* YYTRANSLATE(TOKEN-NUM) -- Symbol number corresponding to TOKEN-NUM
+ as returned by yylex, with out-of-bounds checking. */
+#define YYTRANSLATE(YYX) \
+ (0 <= (YYX) && (YYX) <= YYMAXUTOK \
+ ? YY_CAST (yysymbol_kind_t, yytranslate[YYX]) \
+ : YYSYMBOL_YYUNDEF)
+
+/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
+ as returned by yylex. */
+static const yytype_int8 yytranslate[] =
+{
+ 0, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 39, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 40, 2, 41, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 2, 1, 2, 3, 4,
+ 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
+ 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
+ 25, 26, 27, 28, 29, 30, 31, 32, 33, 34,
+ 35, 36, 37, 38
+};
+
+#if YYDEBUG
+/* YYRLINE[YYN] -- Source line where rule number YYN was defined. */
+static const yytype_int16 yyrline[] =
+{
+ 0, 87, 87, 88, 91, 92, 94, 94, 99, 99,
+ 135, 142, 143, 147, 148, 153, 155, 160, 165, 170,
+ 175, 180, 185, 190, 195, 197, 204, 209, 214, 219,
+ 226, 230, 237, 244, 245, 250, 251, 256, 261, 265,
+ 269, 277, 286, 286, 291, 299, 299, 304, 311, 318,
+ 323, 328, 337, 339, 339, 344, 344, 349, 356, 363,
+ 368, 375, 380, 388, 394, 395, 396, 400, 406, 412,
+ 418, 422, 428, 429, 430, 433, 434, 434, 442, 447,
+ 452, 457, 462, 467, 474, 475, 479, 483, 487
+};
+#endif
+
+/** Accessing symbol of state STATE. */
+#define YY_ACCESSING_SYMBOL(State) YY_CAST (yysymbol_kind_t, yystos[State])
+
+#if YYDEBUG || 0
+/* The user-facing name of the symbol whose (internal) number is
+ YYSYMBOL. No bounds checking. */
+static const char *yysymbol_name (yysymbol_kind_t yysymbol) YY_ATTRIBUTE_UNUSED;
+
+/* YYTNAME[SYMBOL-NUM] -- String name of the symbol SYMBOL-NUM.
+ First, the terminals, then, starting at YYNTOKENS, nonterminals. */
+static const char *const yytname[] =
+{
+ "\"end of file\"", "error", "\"invalid token\"", "K_OPTIONS",
+ "K_DEFAULT", "K_PORT", "K_BINDADDR", "K_PERSIST", "K_TIMEOUT",
+ "K_PASSWD", "K_PROG", "K_PPP", "K_SPEED", "K_IFCFG", "K_FWALL",
+ "K_ROUTE", "K_DEVICE", "K_MULTI", "K_SRCADDR", "K_IFACE", "K_ADDR",
+ "K_TYPE", "K_PROT", "K_NAT_HACK", "K_COMPRESS", "K_ENCRYPT", "K_KALIVE",
+ "K_STAT", "K_UP", "K_DOWN", "K_SYSLOG", "K_IPROUTE", "K_HOST", "K_ERROR",
+ "WORD", "PATH", "STRING", "NUM", "DNUM", "'\\n'", "'{'", "'}'",
+ "$accept", "config", "statement", "$@1", "$@2", "options", "option",
+ "bindaddr_option", "syslog_opt", "host_options", "host_option", "$@3",
+ "$@4", "$@5", "$@6", "compress", "keepalive", "srcaddr_options",
+ "srcaddr_option", "command_options", "command_option", "$@7",
+ "prog_options", "prog_option", YY_NULLPTR
+};
+
+static const char *
+yysymbol_name (yysymbol_kind_t yysymbol)
+{
+ return yytname[yysymbol];
+}
+#endif
+
+#define YYPACT_NINF (-75)
+
+#define yypact_value_is_default(Yyn) \
+ ((Yyn) == YYPACT_NINF)
+
+#define YYTABLE_NINF (-1)
+
+#define yytable_value_is_error(Yyn) \
+ 0
+
+/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+ STATE-NUM. */
+static const yytype_int16 yypact[] =
+{
+ -75, 0, -75, -29, -75, -75, -75, -75, -75, 96,
+ -26, -19, -11, 13, -8, -27, 38, 62, 63, 69,
+ 66, -32, 64, -75, -75, 4, -75, 116, 116, -75,
+ -13, -75, -75, -75, -75, -75, -75, -75, -75, -75,
+ -75, -75, -75, -75, -75, 75, 76, 80, 49, 82,
+ 81, 79, 83, 84, 85, -75, 93, -75, 94, -75,
+ -75, -75, -75, 39, -75, 67, -12, 102, -75, 105,
+ -75, -75, -75, -75, -75, -75, -75, 11, -75, -75,
+ -75, 21, -75, 44, -75, 113, 114, -75, -75, -75,
+ -75, -75, -75, -75, 121, 2, 128, -75, 8, -75,
+ -75, -75, -75, -75, -75, -75, -75, -75, 178, 178,
+ -75, -75, -75, -75, -75, -75, -75, 127, 129, 130,
+ 131, 133, -75, -75, 137, -75, 146, 34, -75, -75,
+ -75, -75, -75, -75, -75, -75, -75, -75, -75, 34,
+ -75, -75
+};
+
+/* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
+ Performed when YYTABLE does not specify something else to do. Zero
+ means the default is an error. */
+static const yytype_int8 yydefact[] =
+{
+ 2, 0, 1, 0, 6, 8, 10, 4, 3, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 25, 13, 0, 11, 0, 0, 14,
+ 0, 18, 19, 20, 22, 21, 16, 17, 32, 31,
+ 30, 24, 23, 5, 12, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 42, 0, 45, 0, 53,
+ 55, 57, 35, 0, 33, 0, 0, 0, 29, 0,
+ 48, 39, 36, 40, 41, 37, 38, 64, 49, 50,
+ 51, 0, 44, 0, 47, 0, 0, 7, 34, 9,
+ 27, 28, 26, 15, 0, 0, 0, 71, 0, 65,
+ 60, 58, 59, 43, 63, 61, 62, 46, 72, 72,
+ 70, 68, 69, 67, 52, 66, 76, 0, 0, 0,
+ 0, 0, 83, 75, 0, 73, 0, 0, 78, 79,
+ 81, 80, 82, 54, 74, 56, 86, 87, 88, 77,
+ 84, 85
+};
+
+/* YYPGOTO[NTERM-NUM]. */
+static const yytype_int16 yypgoto[] =
+{
+ -75, -75, -75, -75, -75, -75, 139, -75, -75, 143,
+ -23, -75, -75, -75, -75, -75, -75, -75, 74, 65,
+ -74, -75, -75, 36
+};
+
+/* YYDEFGOTO[NTERM-NUM]. */
+static const yytype_uint8 yydefgoto[] =
+{
+ 0, 1, 8, 10, 11, 25, 26, 69, 41, 63,
+ 64, 81, 83, 85, 86, 103, 107, 98, 99, 124,
+ 125, 127, 139, 140
+};
+
+/* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM. If
+ positive, shift that token. If negative, reduce the rule whose
+ number is the opposite. If YYTABLE_NINF, syntax error. */
+static const yytype_uint8 yytable[] =
+{
+ 2, 38, 39, 3, 4, 40, 66, 67, 32, 12,
+ 13, 9, 14, 94, 27, 15, 94, 16, 17, 18,
+ 68, 28, 90, 19, 91, 20, 29, 95, 96, 31,
+ 95, 96, 5, 6, 21, 22, 111, 23, 112, 7,
+ 88, 97, 88, 24, 97, 43, 45, 46, 47, 114,
+ 134, 48, 134, 30, 100, 49, 50, 51, 101, 102,
+ 52, 53, 54, 55, 56, 57, 58, 59, 60, 136,
+ 137, 138, 61, 33, 45, 46, 47, 104, 62, 48,
+ 87, 105, 106, 49, 50, 51, 73, 74, 52, 53,
+ 54, 55, 56, 57, 58, 59, 60, 34, 35, 42,
+ 61, 12, 13, 37, 14, 36, 62, 15, 89, 16,
+ 17, 18, 70, 71, 72, 19, 75, 20, 76, 77,
+ 78, 79, 80, 45, 46, 47, 21, 22, 48, 23,
+ 82, 84, 49, 50, 51, 24, 92, 52, 53, 54,
+ 55, 56, 57, 58, 59, 60, 93, 116, 117, 61,
+ 118, 119, 120, 108, 109, 62, 116, 117, 110, 118,
+ 119, 120, 113, 128, 44, 129, 130, 131, 121, 132,
+ 122, 65, 115, 0, 126, 141, 123, 121, 133, 122,
+ 0, 0, 0, 0, 0, 123, 0, 135, 116, 117,
+ 0, 118, 119, 120, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 121,
+ 0, 122, 0, 0, 0, 0, 0, 123
+};
+
+static const yytype_int16 yycheck[] =
+{
+ 0, 33, 34, 3, 4, 37, 19, 20, 35, 5,
+ 6, 40, 8, 5, 40, 11, 5, 13, 14, 15,
+ 33, 40, 34, 19, 36, 21, 37, 19, 20, 37,
+ 19, 20, 32, 33, 30, 31, 34, 33, 36, 39,
+ 63, 33, 65, 39, 33, 41, 7, 8, 9, 41,
+ 124, 12, 126, 40, 33, 16, 17, 18, 37, 38,
+ 21, 22, 23, 24, 25, 26, 27, 28, 29, 35,
+ 36, 37, 33, 35, 7, 8, 9, 33, 39, 12,
+ 41, 37, 38, 16, 17, 18, 37, 38, 21, 22,
+ 23, 24, 25, 26, 27, 28, 29, 35, 35, 35,
+ 33, 5, 6, 37, 8, 36, 39, 11, 41, 13,
+ 14, 15, 37, 37, 34, 19, 34, 21, 37, 40,
+ 37, 37, 37, 7, 8, 9, 30, 31, 12, 33,
+ 37, 37, 16, 17, 18, 39, 34, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 41, 10, 11, 33,
+ 13, 14, 15, 40, 40, 39, 10, 11, 37, 13,
+ 14, 15, 34, 36, 25, 36, 36, 36, 31, 36,
+ 33, 28, 98, -1, 109, 139, 39, 31, 41, 33,
+ -1, -1, -1, -1, -1, 39, -1, 41, 10, 11,
+ -1, 13, 14, 15, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, 31,
+ -1, 33, -1, -1, -1, -1, -1, 39
+};
+
+/* YYSTOS[STATE-NUM] -- The symbol kind of the accessing symbol of
+ state STATE-NUM. */
+static const yytype_int8 yystos[] =
+{
+ 0, 43, 0, 3, 4, 32, 33, 39, 44, 40,
+ 45, 46, 5, 6, 8, 11, 13, 14, 15, 19,
+ 21, 30, 31, 33, 39, 47, 48, 40, 40, 37,
+ 40, 37, 35, 35, 35, 35, 36, 37, 33, 34,
+ 37, 50, 35, 41, 48, 7, 8, 9, 12, 16,
+ 17, 18, 21, 22, 23, 24, 25, 26, 27, 28,
+ 29, 33, 39, 51, 52, 51, 19, 20, 33, 49,
+ 37, 37, 34, 37, 38, 34, 37, 40, 37, 37,
+ 37, 53, 37, 54, 37, 55, 56, 41, 52, 41,
+ 34, 36, 34, 41, 5, 19, 20, 33, 59, 60,
+ 33, 37, 38, 57, 33, 37, 38, 58, 40, 40,
+ 37, 34, 36, 34, 41, 60, 10, 11, 13, 14,
+ 15, 31, 33, 39, 61, 62, 61, 63, 36, 36,
+ 36, 36, 36, 41, 62, 41, 35, 36, 37, 64,
+ 65, 65
+};
+
+/* YYR1[RULE-NUM] -- Symbol kind of the left-hand side of rule RULE-NUM. */
+static const yytype_int8 yyr1[] =
+{
+ 0, 42, 43, 43, 44, 44, 45, 44, 46, 44,
+ 44, 47, 47, 48, 48, 48, 48, 48, 48, 48,
+ 48, 48, 48, 48, 48, 48, 49, 49, 49, 49,
+ 50, 50, 50, 51, 51, 52, 52, 52, 52, 52,
+ 52, 52, 53, 52, 52, 54, 52, 52, 52, 52,
+ 52, 52, 52, 55, 52, 56, 52, 52, 57, 57,
+ 57, 58, 58, 58, 59, 59, 59, 60, 60, 60,
+ 60, 60, 61, 61, 61, 62, 63, 62, 62, 62,
+ 62, 62, 62, 62, 64, 64, 65, 65, 65
+};
+
+/* YYR2[RULE-NUM] -- Number of symbols on the right-hand side of rule RULE-NUM. */
+static const yytype_int8 yyr2[] =
+{
+ 0, 2, 0, 2, 1, 4, 0, 5, 0, 5,
+ 1, 1, 2, 1, 2, 4, 2, 2, 2, 2,
+ 2, 2, 2, 2, 2, 1, 2, 2, 2, 1,
+ 1, 1, 1, 1, 2, 1, 2, 2, 2, 2,
+ 2, 2, 0, 3, 2, 0, 3, 2, 2, 2,
+ 2, 2, 4, 0, 5, 0, 5, 1, 1, 1,
+ 1, 1, 1, 1, 0, 1, 2, 2, 2, 2,
+ 2, 1, 0, 1, 2, 1, 0, 3, 2, 2,
+ 2, 2, 2, 1, 1, 2, 1, 1, 1
+};
+
+
+enum { YYENOMEM = -2 };
+
+#define yyerrok (yyerrstatus = 0)
+#define yyclearin (yychar = YYEMPTY)
+
+#define YYACCEPT goto yyacceptlab
+#define YYABORT goto yyabortlab
+#define YYERROR goto yyerrorlab
+#define YYNOMEM goto yyexhaustedlab
+
+
+#define YYRECOVERING() (!!yyerrstatus)
+
+#define YYBACKUP(Token, Value) \
+ do \
+ if (yychar == YYEMPTY) \
+ { \
+ yychar = (Token); \
+ yylval = (Value); \
+ YYPOPSTACK (yylen); \
+ yystate = *yyssp; \
+ goto yybackup; \
+ } \
+ else \
+ { \
+ yyerror (YY_("syntax error: cannot back up")); \
+ YYERROR; \
+ } \
+ while (0)
+
+/* Backward compatibility with an undocumented macro.
+ Use YYerror or YYUNDEF. */
+#define YYERRCODE YYUNDEF
+
+
+/* Enable debugging if requested. */
+#if YYDEBUG
+
+# ifndef YYFPRINTF
+# include /* INFRINGES ON USER NAME SPACE */
+# define YYFPRINTF fprintf
+# endif
+
+# define YYDPRINTF(Args) \
+do { \
+ if (yydebug) \
+ YYFPRINTF Args; \
+} while (0)
+
+
+
+
+# define YY_SYMBOL_PRINT(Title, Kind, Value, Location) \
+do { \
+ if (yydebug) \
+ { \
+ YYFPRINTF (stderr, "%s ", Title); \
+ yy_symbol_print (stderr, \
+ Kind, Value); \
+ YYFPRINTF (stderr, "\n"); \
+ } \
+} while (0)
+
+
+/*-----------------------------------.
+| Print this symbol's value on YYO. |
+`-----------------------------------*/
+
+static void
+yy_symbol_value_print (FILE *yyo,
+ yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep)
+{
+ FILE *yyoutput = yyo;
+ YY_USE (yyoutput);
+ if (!yyvaluep)
+ return;
+ YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+ YY_USE (yykind);
+ YY_IGNORE_MAYBE_UNINITIALIZED_END
+}
+
+
+/*---------------------------.
+| Print this symbol on YYO. |
+`---------------------------*/
+
+static void
+yy_symbol_print (FILE *yyo,
+ yysymbol_kind_t yykind, YYSTYPE const * const yyvaluep)
+{
+ YYFPRINTF (yyo, "%s %s (",
+ yykind < YYNTOKENS ? "token" : "nterm", yysymbol_name (yykind));
+
+ yy_symbol_value_print (yyo, yykind, yyvaluep);
+ YYFPRINTF (yyo, ")");
+}
+
+/*------------------------------------------------------------------.
+| yy_stack_print -- Print the state stack from its BOTTOM up to its |
+| TOP (included). |
+`------------------------------------------------------------------*/
+
+static void
+yy_stack_print (yy_state_t *yybottom, yy_state_t *yytop)
+{
+ YYFPRINTF (stderr, "Stack now");
+ for (; yybottom <= yytop; yybottom++)
+ {
+ int yybot = *yybottom;
+ YYFPRINTF (stderr, " %d", yybot);
+ }
+ YYFPRINTF (stderr, "\n");
+}
+
+# define YY_STACK_PRINT(Bottom, Top) \
+do { \
+ if (yydebug) \
+ yy_stack_print ((Bottom), (Top)); \
+} while (0)
+
+
+/*------------------------------------------------.
+| Report that the YYRULE is going to be reduced. |
+`------------------------------------------------*/
+
+static void
+yy_reduce_print (yy_state_t *yyssp, YYSTYPE *yyvsp,
+ int yyrule)
+{
+ int yylno = yyrline[yyrule];
+ int yynrhs = yyr2[yyrule];
+ int yyi;
+ YYFPRINTF (stderr, "Reducing stack by rule %d (line %d):\n",
+ yyrule - 1, yylno);
+ /* The symbols being reduced. */
+ for (yyi = 0; yyi < yynrhs; yyi++)
+ {
+ YYFPRINTF (stderr, " $%d = ", yyi + 1);
+ yy_symbol_print (stderr,
+ YY_ACCESSING_SYMBOL (+yyssp[yyi + 1 - yynrhs]),
+ &yyvsp[(yyi + 1) - (yynrhs)]);
+ YYFPRINTF (stderr, "\n");
+ }
+}
+
+# define YY_REDUCE_PRINT(Rule) \
+do { \
+ if (yydebug) \
+ yy_reduce_print (yyssp, yyvsp, Rule); \
+} while (0)
+
+/* Nonzero means print parse trace. It is left uninitialized so that
+ multiple parsers can coexist. */
+int yydebug;
+#else /* !YYDEBUG */
+# define YYDPRINTF(Args) ((void) 0)
+# define YY_SYMBOL_PRINT(Title, Kind, Value, Location)
+# define YY_STACK_PRINT(Bottom, Top)
+# define YY_REDUCE_PRINT(Rule)
+#endif /* !YYDEBUG */
+
+
+/* YYINITDEPTH -- initial size of the parser's stacks. */
+#ifndef YYINITDEPTH
+# define YYINITDEPTH 200
+#endif
+
+/* YYMAXDEPTH -- maximum size the stacks can grow to (effective only
+ if the built-in stack extension method is used).
+
+ Do not make this value too large; the results are undefined if
+ YYSTACK_ALLOC_MAXIMUM < YYSTACK_BYTES (YYMAXDEPTH)
+ evaluated with infinite-precision integer arithmetic. */
+
+#ifndef YYMAXDEPTH
+# define YYMAXDEPTH 10000
+#endif
+
+
+
+
+
+
+/*-----------------------------------------------.
+| Release the memory associated to this symbol. |
+`-----------------------------------------------*/
+
+static void
+yydestruct (const char *yymsg,
+ yysymbol_kind_t yykind, YYSTYPE *yyvaluep)
+{
+ YY_USE (yyvaluep);
+ if (!yymsg)
+ yymsg = "Deleting";
+ YY_SYMBOL_PRINT (yymsg, yykind, yyvaluep, yylocationp);
+
+ YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+ YY_USE (yykind);
+ YY_IGNORE_MAYBE_UNINITIALIZED_END
+}
+
+
+/* Lookahead token kind. */
+int yychar;
+
+/* The semantic value of the lookahead symbol. */
+YYSTYPE yylval;
+/* Number of syntax errors so far. */
+int yynerrs;
+
+
+
+
+/*----------.
+| yyparse. |
+`----------*/
+
+int
+yyparse (void)
+{
+ yy_state_fast_t yystate = 0;
+ /* Number of tokens to shift before error messages enabled. */
+ int yyerrstatus = 0;
+
+ /* Refer to the stacks through separate pointers, to allow yyoverflow
+ to reallocate them elsewhere. */
+
+ /* Their size. */
+ YYPTRDIFF_T yystacksize = YYINITDEPTH;
+
+ /* The state stack: array, bottom, top. */
+ yy_state_t yyssa[YYINITDEPTH];
+ yy_state_t *yyss = yyssa;
+ yy_state_t *yyssp = yyss;
+
+ /* The semantic value stack: array, bottom, top. */
+ YYSTYPE yyvsa[YYINITDEPTH];
+ YYSTYPE *yyvs = yyvsa;
+ YYSTYPE *yyvsp = yyvs;
+
+ int yyn;
+ /* The return value of yyparse. */
+ int yyresult;
+ /* Lookahead symbol kind. */
+ yysymbol_kind_t yytoken = YYSYMBOL_YYEMPTY;
+ /* The variables used to return semantic value and location from the
+ action routines. */
+ YYSTYPE yyval;
+
+
+
+#define YYPOPSTACK(N) (yyvsp -= (N), yyssp -= (N))
+
+ /* The number of symbols on the RHS of the reduced rule.
+ Keep to zero when no symbol should be popped. */
+ int yylen = 0;
+
+ YYDPRINTF ((stderr, "Starting parse\n"));
+
+ yychar = YYEMPTY; /* Cause a token to be read. */
+
+ goto yysetstate;
+
+
+/*------------------------------------------------------------.
+| yynewstate -- push a new state, which is found in yystate. |
+`------------------------------------------------------------*/
+yynewstate:
+ /* In all cases, when you get here, the value and location stacks
+ have just been pushed. So pushing a state here evens the stacks. */
+ yyssp++;
+
+
+/*--------------------------------------------------------------------.
+| yysetstate -- set current state (the top of the stack) to yystate. |
+`--------------------------------------------------------------------*/
+yysetstate:
+ YYDPRINTF ((stderr, "Entering state %d\n", yystate));
+ YY_ASSERT (0 <= yystate && yystate < YYNSTATES);
+ YY_IGNORE_USELESS_CAST_BEGIN
+ *yyssp = YY_CAST (yy_state_t, yystate);
+ YY_IGNORE_USELESS_CAST_END
+ YY_STACK_PRINT (yyss, yyssp);
+
+ if (yyss + yystacksize - 1 <= yyssp)
+#if !defined yyoverflow && !defined YYSTACK_RELOCATE
+ YYNOMEM;
+#else
+ {
+ /* Get the current used size of the three stacks, in elements. */
+ YYPTRDIFF_T yysize = yyssp - yyss + 1;
+
+# if defined yyoverflow
+ {
+ /* Give user a chance to reallocate the stack. Use copies of
+ these so that the &'s don't force the real ones into
+ memory. */
+ yy_state_t *yyss1 = yyss;
+ YYSTYPE *yyvs1 = yyvs;
+
+ /* Each stack pointer address is followed by the size of the
+ data in use in that stack, in bytes. This used to be a
+ conditional around just the two extra args, but that might
+ be undefined if yyoverflow is a macro. */
+ yyoverflow (YY_("memory exhausted"),
+ &yyss1, yysize * YYSIZEOF (*yyssp),
+ &yyvs1, yysize * YYSIZEOF (*yyvsp),
+ &yystacksize);
+ yyss = yyss1;
+ yyvs = yyvs1;
+ }
+# else /* defined YYSTACK_RELOCATE */
+ /* Extend the stack our own way. */
+ if (YYMAXDEPTH <= yystacksize)
+ YYNOMEM;
+ yystacksize *= 2;
+ if (YYMAXDEPTH < yystacksize)
+ yystacksize = YYMAXDEPTH;
+
+ {
+ yy_state_t *yyss1 = yyss;
+ union yyalloc *yyptr =
+ YY_CAST (union yyalloc *,
+ YYSTACK_ALLOC (YY_CAST (YYSIZE_T, YYSTACK_BYTES (yystacksize))));
+ if (! yyptr)
+ YYNOMEM;
+ YYSTACK_RELOCATE (yyss_alloc, yyss);
+ YYSTACK_RELOCATE (yyvs_alloc, yyvs);
+# undef YYSTACK_RELOCATE
+ if (yyss1 != yyssa)
+ YYSTACK_FREE (yyss1);
+ }
+# endif
+
+ yyssp = yyss + yysize - 1;
+ yyvsp = yyvs + yysize - 1;
+
+ YY_IGNORE_USELESS_CAST_BEGIN
+ YYDPRINTF ((stderr, "Stack size increased to %ld\n",
+ YY_CAST (long, yystacksize)));
+ YY_IGNORE_USELESS_CAST_END
+
+ if (yyss + yystacksize - 1 <= yyssp)
+ YYABORT;
+ }
+#endif /* !defined yyoverflow && !defined YYSTACK_RELOCATE */
+
+
+ if (yystate == YYFINAL)
+ YYACCEPT;
+
+ goto yybackup;
+
+
+/*-----------.
+| yybackup. |
+`-----------*/
+yybackup:
+ /* Do appropriate processing given the current state. Read a
+ lookahead token if we need one and don't already have one. */
+
+ /* First try to decide what to do without reference to lookahead token. */
+ yyn = yypact[yystate];
+ if (yypact_value_is_default (yyn))
+ goto yydefault;
+
+ /* Not known => get a lookahead token if don't already have one. */
+
+ /* YYCHAR is either empty, or end-of-input, or a valid lookahead. */
+ if (yychar == YYEMPTY)
+ {
+ YYDPRINTF ((stderr, "Reading a token\n"));
+ yychar = yylex ();
+ }
+
+ if (yychar <= YYEOF)
+ {
+ yychar = YYEOF;
+ yytoken = YYSYMBOL_YYEOF;
+ YYDPRINTF ((stderr, "Now at end of input.\n"));
+ }
+ else if (yychar == YYerror)
+ {
+ /* The scanner already issued an error message, process directly
+ to error recovery. But do not keep the error token as
+ lookahead, it is too special and may lead us to an endless
+ loop in error recovery. */
+ yychar = YYUNDEF;
+ yytoken = YYSYMBOL_YYerror;
+ goto yyerrlab1;
+ }
+ else
+ {
+ yytoken = YYTRANSLATE (yychar);
+ YY_SYMBOL_PRINT ("Next token is", yytoken, &yylval, &yylloc);
+ }
+
+ /* If the proper action on seeing token YYTOKEN is to reduce or to
+ detect an error, take that action. */
+ yyn += yytoken;
+ if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
+ goto yydefault;
+ yyn = yytable[yyn];
+ if (yyn <= 0)
+ {
+ if (yytable_value_is_error (yyn))
+ goto yyerrlab;
+ yyn = -yyn;
+ goto yyreduce;
+ }
+
+ /* Count tokens shifted since error; after three, turn off error
+ status. */
+ if (yyerrstatus)
+ yyerrstatus--;
+
+ /* Shift the lookahead token. */
+ YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
+ yystate = yyn;
+ YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+ *++yyvsp = yylval;
+ YY_IGNORE_MAYBE_UNINITIALIZED_END
+
+ /* Discard the shifted token. */
+ yychar = YYEMPTY;
+ goto yynewstate;
+
+
+/*-----------------------------------------------------------.
+| yydefault -- do the default action for the current state. |
+`-----------------------------------------------------------*/
+yydefault:
+ yyn = yydefact[yystate];
+ if (yyn == 0)
+ goto yyerrlab;
+ goto yyreduce;
+
+
+/*-----------------------------.
+| yyreduce -- do a reduction. |
+`-----------------------------*/
+yyreduce:
+ /* yyn is the number of a rule to reduce with. */
+ yylen = yyr2[yyn];
+
+ /* If YYLEN is nonzero, implement the default value of the action:
+ '$$ = $1'.
+
+ Otherwise, the following line sets YYVAL to garbage.
+ This behavior is undocumented and Bison
+ users should not rely upon it. Assigning to YYVAL
+ unconditionally makes the parser a bit smaller, and it avoids a
+ GCC warning that YYVAL may be used uninitialized. */
+ yyval = yyvsp[1-yylen];
+
+
+ YY_REDUCE_PRINT (yyn);
+ switch (yyn)
+ {
+ case 6: /* $@1: %empty */
+#line 94 "cfg_file.y"
+ {
+ parse_host = &default_host;
+ }
+#line 1428 "y.tab.c"
+ break;
+
+ case 8: /* $@2: %empty */
+#line 99 "cfg_file.y"
+ {
+ if( !(parse_host = malloc(sizeof(struct vtun_host))) ){
+ yyerror("No memory for the host");
+ YYABORT;
+ }
+
+ /* Fill new host struct with default values.
+ * MUST dup strings to be able to reread config.
+ */
+ memcpy(parse_host, &default_host, sizeof(struct vtun_host));
+ parse_host->host = strdup((yyvsp[0].str));
+ parse_host->passwd = NULL;
+ parse_host->akey = NULL;
+ parse_host->key = NULL;
+ parse_host->sopt.host = strdup((yyvsp[0].str));
+
+ /* Copy local address */
+ copy_addr(parse_host, &default_host);
+
+ llist_copy(&default_host.up,&parse_host->up,cp_cmd,NULL);
+ llist_copy(&default_host.down,&parse_host->down,cp_cmd,NULL);
+
+ }
+#line 1456 "y.tab.c"
+ break;
+
+ case 9: /* statement: K_HOST $@2 '{' host_options '}' */
+#line 123 "cfg_file.y"
+ {
+ /* Check if session definition is complete */
+ if (!parse_host->passwd) {
+ cfg_error("Ignored incomplete session definition '%s'", parse_host->host);
+ free_host(parse_host, NULL);
+ free(parse_host);
+ } else {
+ /* Add host to the list */
+ llist_add(&host_list, (void *)parse_host);
+ }
+ }
+#line 1472 "y.tab.c"
+ break;
+
+ case 10: /* statement: K_ERROR */
+#line 135 "cfg_file.y"
+ {
+ cfg_error("Invalid clause '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1481 "y.tab.c"
+ break;
+
+ case 14: /* option: K_PORT NUM */
+#line 148 "cfg_file.y"
+ {
+ if(vtun.bind_addr.port == -1)
+ vtun.bind_addr.port = (yyvsp[0].num);
+ }
+#line 1490 "y.tab.c"
+ break;
+
+ case 16: /* option: K_IFACE STRING */
+#line 155 "cfg_file.y"
+ {
+ if(vtun.svr_addr == NULL)
+ vtun.svr_addr = strdup((yyvsp[0].str));
+ }
+#line 1499 "y.tab.c"
+ break;
+
+ case 17: /* option: K_TYPE NUM */
+#line 160 "cfg_file.y"
+ {
+ if(vtun.svr_type == -1)
+ vtun.svr_type = (yyvsp[0].num);
+ }
+#line 1508 "y.tab.c"
+ break;
+
+ case 18: /* option: K_TIMEOUT NUM */
+#line 165 "cfg_file.y"
+ {
+ if(vtun.timeout == -1)
+ vtun.timeout = (yyvsp[0].num);
+ }
+#line 1517 "y.tab.c"
+ break;
+
+ case 19: /* option: K_PPP PATH */
+#line 170 "cfg_file.y"
+ {
+ free(vtun.ppp);
+ vtun.ppp = strdup((yyvsp[0].str));
+ }
+#line 1526 "y.tab.c"
+ break;
+
+ case 20: /* option: K_IFCFG PATH */
+#line 175 "cfg_file.y"
+ {
+ free(vtun.ifcfg);
+ vtun.ifcfg = strdup((yyvsp[0].str));
+ }
+#line 1535 "y.tab.c"
+ break;
+
+ case 21: /* option: K_ROUTE PATH */
+#line 180 "cfg_file.y"
+ {
+ free(vtun.route);
+ vtun.route = strdup((yyvsp[0].str));
+ }
+#line 1544 "y.tab.c"
+ break;
+
+ case 22: /* option: K_FWALL PATH */
+#line 185 "cfg_file.y"
+ {
+ free(vtun.fwall);
+ vtun.fwall = strdup((yyvsp[0].str));
+ }
+#line 1553 "y.tab.c"
+ break;
+
+ case 23: /* option: K_IPROUTE PATH */
+#line 190 "cfg_file.y"
+ {
+ free(vtun.iproute);
+ vtun.iproute = strdup((yyvsp[0].str));
+ }
+#line 1562 "y.tab.c"
+ break;
+
+ case 25: /* option: K_ERROR */
+#line 197 "cfg_file.y"
+ {
+ cfg_error("Unknown option '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1571 "y.tab.c"
+ break;
+
+ case 26: /* bindaddr_option: K_ADDR WORD */
+#line 204 "cfg_file.y"
+ {
+ vtun.bind_addr.name = strdup((yyvsp[0].str));
+ vtun.bind_addr.type = VTUN_ADDR_NAME;
+ }
+#line 1580 "y.tab.c"
+ break;
+
+ case 27: /* bindaddr_option: K_IFACE WORD */
+#line 209 "cfg_file.y"
+ {
+ vtun.bind_addr.name = strdup((yyvsp[0].str));
+ vtun.bind_addr.type = VTUN_ADDR_IFACE;
+ }
+#line 1589 "y.tab.c"
+ break;
+
+ case 28: /* bindaddr_option: K_IFACE STRING */
+#line 214 "cfg_file.y"
+ {
+ vtun.bind_addr.name = strdup((yyvsp[0].str));
+ vtun.bind_addr.type = VTUN_ADDR_IFACE;
+ }
+#line 1598 "y.tab.c"
+ break;
+
+ case 29: /* bindaddr_option: K_ERROR */
+#line 219 "cfg_file.y"
+ {
+ cfg_error("Unknown option '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1607 "y.tab.c"
+ break;
+
+ case 30: /* syslog_opt: NUM */
+#line 226 "cfg_file.y"
+ {
+ vtun.syslog = (yyvsp[0].num);
+ }
+#line 1615 "y.tab.c"
+ break;
+
+ case 31: /* syslog_opt: WORD */
+#line 230 "cfg_file.y"
+ {
+ if (parse_syslog((yyvsp[0].str))) {
+ cfg_error("Unknown syslog facility '%s'", (yyvsp[0].str));
+ YYABORT;
+ }
+ }
+#line 1626 "y.tab.c"
+ break;
+
+ case 32: /* syslog_opt: K_ERROR */
+#line 237 "cfg_file.y"
+ {
+ cfg_error("Unknown syslog option '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1635 "y.tab.c"
+ break;
+
+ case 36: /* host_option: K_PASSWD WORD */
+#line 251 "cfg_file.y"
+ {
+ free(parse_host->passwd);
+ parse_host->passwd = strdup((yyvsp[0].str));
+ }
+#line 1644 "y.tab.c"
+ break;
+
+ case 37: /* host_option: K_DEVICE WORD */
+#line 256 "cfg_file.y"
+ {
+ free(parse_host->dev);
+ parse_host->dev = strdup((yyvsp[0].str));
+ }
+#line 1653 "y.tab.c"
+ break;
+
+ case 38: /* host_option: K_MULTI NUM */
+#line 261 "cfg_file.y"
+ {
+ parse_host->multi = (yyvsp[0].num);
+ }
+#line 1661 "y.tab.c"
+ break;
+
+ case 39: /* host_option: K_TIMEOUT NUM */
+#line 265 "cfg_file.y"
+ {
+ parse_host->timeout = (yyvsp[0].num);
+ }
+#line 1669 "y.tab.c"
+ break;
+
+ case 40: /* host_option: K_SPEED NUM */
+#line 269 "cfg_file.y"
+ {
+ if( (yyvsp[0].num) ){
+ parse_host->spd_in = parse_host->spd_out = (yyvsp[0].num);
+ parse_host->flags |= VTUN_SHAPE;
+ } else
+ parse_host->flags &= ~VTUN_SHAPE;
+ }
+#line 1681 "y.tab.c"
+ break;
+
+ case 41: /* host_option: K_SPEED DNUM */
+#line 277 "cfg_file.y"
+ {
+ if( yylval.dnum.num1 || yylval.dnum.num2 ){
+ parse_host->spd_out = yylval.dnum.num1;
+ parse_host->spd_in = yylval.dnum.num2;
+ parse_host->flags |= VTUN_SHAPE;
+ } else
+ parse_host->flags &= ~VTUN_SHAPE;
+ }
+#line 1694 "y.tab.c"
+ break;
+
+ case 42: /* $@3: %empty */
+#line 286 "cfg_file.y"
+ {
+ parse_host->flags &= ~(VTUN_ZLIB | VTUN_LZO);
+ }
+#line 1702 "y.tab.c"
+ break;
+
+ case 44: /* host_option: K_ENCRYPT NUM */
+#line 291 "cfg_file.y"
+ {
+ if( (yyvsp[0].num) ){
+ parse_host->flags |= VTUN_ENCRYPT;
+ parse_host->cipher = (yyvsp[0].num);
+ } else
+ parse_host->flags &= ~VTUN_ENCRYPT;
+ }
+#line 1714 "y.tab.c"
+ break;
+
+ case 45: /* $@4: %empty */
+#line 299 "cfg_file.y"
+ {
+ parse_host->flags &= ~VTUN_KEEP_ALIVE;
+ }
+#line 1722 "y.tab.c"
+ break;
+
+ case 47: /* host_option: K_STAT NUM */
+#line 304 "cfg_file.y"
+ {
+ if( (yyvsp[0].num) )
+ parse_host->flags |= VTUN_STAT;
+ else
+ parse_host->flags &= ~VTUN_STAT;
+ }
+#line 1733 "y.tab.c"
+ break;
+
+ case 48: /* host_option: K_PERSIST NUM */
+#line 311 "cfg_file.y"
+ {
+ parse_host->persist = (yyvsp[0].num);
+
+ if(vtun.persist == -1)
+ vtun.persist = (yyvsp[0].num);
+ }
+#line 1744 "y.tab.c"
+ break;
+
+ case 49: /* host_option: K_TYPE NUM */
+#line 318 "cfg_file.y"
+ {
+ parse_host->flags &= ~VTUN_TYPE_MASK;
+ parse_host->flags |= (yyvsp[0].num);
+ }
+#line 1753 "y.tab.c"
+ break;
+
+ case 50: /* host_option: K_PROT NUM */
+#line 323 "cfg_file.y"
+ {
+ parse_host->flags &= ~VTUN_PROT_MASK;
+ parse_host->flags |= (yyvsp[0].num);
+ }
+#line 1762 "y.tab.c"
+ break;
+
+ case 51: /* host_option: K_NAT_HACK NUM */
+#line 328 "cfg_file.y"
+ {
+#ifdef ENABLE_NAT_HACK
+ parse_host->flags &= ~VTUN_NAT_HACK_MASK;
+ parse_host->flags |= (yyvsp[0].num);
+#else
+ cfg_error("This vtund binary was built with the NAT hack disabled for security purposes.");
+#endif
+ }
+#line 1775 "y.tab.c"
+ break;
+
+ case 53: /* $@5: %empty */
+#line 339 "cfg_file.y"
+ {
+ parse_cmds = &parse_host->up;
+ llist_free(parse_cmds, free_cmd, NULL);
+ }
+#line 1784 "y.tab.c"
+ break;
+
+ case 55: /* $@6: %empty */
+#line 344 "cfg_file.y"
+ {
+ parse_cmds = &parse_host->down;
+ llist_free(parse_cmds, free_cmd, NULL);
+ }
+#line 1793 "y.tab.c"
+ break;
+
+ case 57: /* host_option: K_ERROR */
+#line 349 "cfg_file.y"
+ {
+ cfg_error("Unknown option '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1802 "y.tab.c"
+ break;
+
+ case 58: /* compress: NUM */
+#line 356 "cfg_file.y"
+ {
+ if( (yyvsp[0].num) ){
+ parse_host->flags |= VTUN_ZLIB;
+ parse_host->zlevel = (yyvsp[0].num);
+ }
+ }
+#line 1813 "y.tab.c"
+ break;
+
+ case 59: /* compress: DNUM */
+#line 363 "cfg_file.y"
+ {
+ parse_host->flags |= yylval.dnum.num1;
+ parse_host->zlevel = yylval.dnum.num2;
+ }
+#line 1822 "y.tab.c"
+ break;
+
+ case 60: /* compress: K_ERROR */
+#line 368 "cfg_file.y"
+ {
+ cfg_error("Unknown compression '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1831 "y.tab.c"
+ break;
+
+ case 61: /* keepalive: NUM */
+#line 375 "cfg_file.y"
+ {
+ if( (yyvsp[0].num) )
+ parse_host->flags |= VTUN_KEEP_ALIVE;
+ }
+#line 1840 "y.tab.c"
+ break;
+
+ case 62: /* keepalive: DNUM */
+#line 380 "cfg_file.y"
+ {
+ if( yylval.dnum.num1 ){
+ parse_host->flags |= VTUN_KEEP_ALIVE;
+ parse_host->ka_interval = yylval.dnum.num1;
+ parse_host->ka_maxfail = yylval.dnum.num2;
+ }
+ }
+#line 1852 "y.tab.c"
+ break;
+
+ case 63: /* keepalive: K_ERROR */
+#line 388 "cfg_file.y"
+ {
+ cfg_error("Unknown keepalive option '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1861 "y.tab.c"
+ break;
+
+ case 67: /* srcaddr_option: K_ADDR WORD */
+#line 400 "cfg_file.y"
+ {
+ free_addr(parse_host);
+ parse_host->src_addr.name = strdup((yyvsp[0].str));
+ parse_host->src_addr.type = VTUN_ADDR_NAME;
+ }
+#line 1871 "y.tab.c"
+ break;
+
+ case 68: /* srcaddr_option: K_IFACE WORD */
+#line 406 "cfg_file.y"
+ {
+ free_addr(parse_host);
+ parse_host->src_addr.name = strdup((yyvsp[0].str));
+ parse_host->src_addr.type = VTUN_ADDR_IFACE;
+ }
+#line 1881 "y.tab.c"
+ break;
+
+ case 69: /* srcaddr_option: K_IFACE STRING */
+#line 412 "cfg_file.y"
+ {
+ free_addr(parse_host);
+ parse_host->src_addr.name = strdup((yyvsp[0].str));
+ parse_host->src_addr.type = VTUN_ADDR_IFACE;
+ }
+#line 1891 "y.tab.c"
+ break;
+
+ case 70: /* srcaddr_option: K_PORT NUM */
+#line 418 "cfg_file.y"
+ {
+ parse_host->src_addr.port = (yyvsp[0].num);
+ }
+#line 1899 "y.tab.c"
+ break;
+
+ case 71: /* srcaddr_option: K_ERROR */
+#line 422 "cfg_file.y"
+ {
+ cfg_error("Unknown option '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1908 "y.tab.c"
+ break;
+
+ case 76: /* $@7: %empty */
+#line 434 "cfg_file.y"
+ {
+ memset(&parse_cmd, 0, sizeof(struct vtun_cmd));
+ }
+#line 1916 "y.tab.c"
+ break;
+
+ case 77: /* command_option: K_PROG $@7 prog_options */
+#line 437 "cfg_file.y"
+ {
+ add_cmd(parse_cmds, parse_cmd.prog,
+ parse_cmd.args, parse_cmd.flags);
+ }
+#line 1925 "y.tab.c"
+ break;
+
+ case 78: /* command_option: K_PPP STRING */
+#line 442 "cfg_file.y"
+ {
+ add_cmd(parse_cmds, strdup(vtun.ppp), strdup((yyvsp[0].str)),
+ VTUN_CMD_DELAY);
+ }
+#line 1934 "y.tab.c"
+ break;
+
+ case 79: /* command_option: K_IFCFG STRING */
+#line 447 "cfg_file.y"
+ {
+ add_cmd(parse_cmds, strdup(vtun.ifcfg),strdup((yyvsp[0].str)),
+ VTUN_CMD_WAIT);
+ }
+#line 1943 "y.tab.c"
+ break;
+
+ case 80: /* command_option: K_ROUTE STRING */
+#line 452 "cfg_file.y"
+ {
+ add_cmd(parse_cmds, strdup(vtun.route),strdup((yyvsp[0].str)),
+ VTUN_CMD_WAIT);
+ }
+#line 1952 "y.tab.c"
+ break;
+
+ case 81: /* command_option: K_FWALL STRING */
+#line 457 "cfg_file.y"
+ {
+ add_cmd(parse_cmds, strdup(vtun.fwall),strdup((yyvsp[0].str)),
+ VTUN_CMD_WAIT);
+ }
+#line 1961 "y.tab.c"
+ break;
+
+ case 82: /* command_option: K_IPROUTE STRING */
+#line 462 "cfg_file.y"
+ {
+ add_cmd(parse_cmds, strdup(vtun.iproute),strdup((yyvsp[0].str)),
+ VTUN_CMD_WAIT);
+ }
+#line 1970 "y.tab.c"
+ break;
+
+ case 83: /* command_option: K_ERROR */
+#line 467 "cfg_file.y"
+ {
+ cfg_error("Unknown cmd '%s'",(yyvsp[0].str));
+ YYABORT;
+ }
+#line 1979 "y.tab.c"
+ break;
+
+ case 86: /* prog_option: PATH */
+#line 479 "cfg_file.y"
+ {
+ parse_cmd.prog = strdup((yyvsp[0].str));
+ }
+#line 1987 "y.tab.c"
+ break;
+
+ case 87: /* prog_option: STRING */
+#line 483 "cfg_file.y"
+ {
+ parse_cmd.args = strdup((yyvsp[0].str));
+ }
+#line 1995 "y.tab.c"
+ break;
+
+ case 88: /* prog_option: NUM */
+#line 487 "cfg_file.y"
+ {
+ parse_cmd.flags = (yyvsp[0].num);
+ }
+#line 2003 "y.tab.c"
+ break;
+
+
+#line 2007 "y.tab.c"
+
+ default: break;
+ }
+ /* User semantic actions sometimes alter yychar, and that requires
+ that yytoken be updated with the new translation. We take the
+ approach of translating immediately before every use of yytoken.
+ One alternative is translating here after every semantic action,
+ but that translation would be missed if the semantic action invokes
+ YYABORT, YYACCEPT, or YYERROR immediately after altering yychar or
+ if it invokes YYBACKUP. In the case of YYABORT or YYACCEPT, an
+ incorrect destructor might then be invoked immediately. In the
+ case of YYERROR or YYBACKUP, subsequent parser actions might lead
+ to an incorrect destructor call or verbose syntax error message
+ before the lookahead is translated. */
+ YY_SYMBOL_PRINT ("-> $$ =", YY_CAST (yysymbol_kind_t, yyr1[yyn]), &yyval, &yyloc);
+
+ YYPOPSTACK (yylen);
+ yylen = 0;
+
+ *++yyvsp = yyval;
+
+ /* Now 'shift' the result of the reduction. Determine what state
+ that goes to, based on the state we popped back to and the rule
+ number reduced by. */
+ {
+ const int yylhs = yyr1[yyn] - YYNTOKENS;
+ const int yyi = yypgoto[yylhs] + *yyssp;
+ yystate = (0 <= yyi && yyi <= YYLAST && yycheck[yyi] == *yyssp
+ ? yytable[yyi]
+ : yydefgoto[yylhs]);
+ }
+
+ goto yynewstate;
+
+
+/*--------------------------------------.
+| yyerrlab -- here on detecting error. |
+`--------------------------------------*/
+yyerrlab:
+ /* Make sure we have latest lookahead translation. See comments at
+ user semantic actions for why this is necessary. */
+ yytoken = yychar == YYEMPTY ? YYSYMBOL_YYEMPTY : YYTRANSLATE (yychar);
+ /* If not already recovering from an error, report this error. */
+ if (!yyerrstatus)
+ {
+ ++yynerrs;
+ yyerror (YY_("syntax error"));
+ }
+
+ if (yyerrstatus == 3)
+ {
+ /* If just tried and failed to reuse lookahead token after an
+ error, discard it. */
+
+ if (yychar <= YYEOF)
+ {
+ /* Return failure if at end of input. */
+ if (yychar == YYEOF)
+ YYABORT;
+ }
+ else
+ {
+ yydestruct ("Error: discarding",
+ yytoken, &yylval);
+ yychar = YYEMPTY;
+ }
+ }
+
+ /* Else will try to reuse lookahead token after shifting the error
+ token. */
+ goto yyerrlab1;
+
+
+/*---------------------------------------------------.
+| yyerrorlab -- error raised explicitly by YYERROR. |
+`---------------------------------------------------*/
+yyerrorlab:
+ /* Pacify compilers when the user code never invokes YYERROR and the
+ label yyerrorlab therefore never appears in user code. */
+ if (0)
+ YYERROR;
+ ++yynerrs;
+
+ /* Do not reclaim the symbols of the rule whose action triggered
+ this YYERROR. */
+ YYPOPSTACK (yylen);
+ yylen = 0;
+ YY_STACK_PRINT (yyss, yyssp);
+ yystate = *yyssp;
+ goto yyerrlab1;
+
+
+/*-------------------------------------------------------------.
+| yyerrlab1 -- common code for both syntax error and YYERROR. |
+`-------------------------------------------------------------*/
+yyerrlab1:
+ yyerrstatus = 3; /* Each real token shifted decrements this. */
+
+ /* Pop stack until we find a state that shifts the error token. */
+ for (;;)
+ {
+ yyn = yypact[yystate];
+ if (!yypact_value_is_default (yyn))
+ {
+ yyn += YYSYMBOL_YYerror;
+ if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYSYMBOL_YYerror)
+ {
+ yyn = yytable[yyn];
+ if (0 < yyn)
+ break;
+ }
+ }
+
+ /* Pop the current state because it cannot handle the error token. */
+ if (yyssp == yyss)
+ YYABORT;
+
+
+ yydestruct ("Error: popping",
+ YY_ACCESSING_SYMBOL (yystate), yyvsp);
+ YYPOPSTACK (1);
+ yystate = *yyssp;
+ YY_STACK_PRINT (yyss, yyssp);
+ }
+
+ YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+ *++yyvsp = yylval;
+ YY_IGNORE_MAYBE_UNINITIALIZED_END
+
+
+ /* Shift the error token. */
+ YY_SYMBOL_PRINT ("Shifting", YY_ACCESSING_SYMBOL (yyn), yyvsp, yylsp);
+
+ yystate = yyn;
+ goto yynewstate;
+
+
+/*-------------------------------------.
+| yyacceptlab -- YYACCEPT comes here. |
+`-------------------------------------*/
+yyacceptlab:
+ yyresult = 0;
+ goto yyreturnlab;
+
+
+/*-----------------------------------.
+| yyabortlab -- YYABORT comes here. |
+`-----------------------------------*/
+yyabortlab:
+ yyresult = 1;
+ goto yyreturnlab;
+
+
+/*-----------------------------------------------------------.
+| yyexhaustedlab -- YYNOMEM (memory exhaustion) comes here. |
+`-----------------------------------------------------------*/
+yyexhaustedlab:
+ yyerror (YY_("memory exhausted"));
+ yyresult = 2;
+ goto yyreturnlab;
+
+
+/*----------------------------------------------------------.
+| yyreturnlab -- parsing is finished, clean up and return. |
+`----------------------------------------------------------*/
+yyreturnlab:
+ if (yychar != YYEMPTY)
+ {
+ /* Make sure we have latest lookahead translation. See comments at
+ user semantic actions for why this is necessary. */
+ yytoken = YYTRANSLATE (yychar);
+ yydestruct ("Cleanup: discarding lookahead",
+ yytoken, &yylval);
+ }
+ /* Do not reclaim the symbols of the rule whose action triggered
+ this YYABORT or YYACCEPT. */
+ YYPOPSTACK (yylen);
+ YY_STACK_PRINT (yyss, yyssp);
+ while (yyssp != yyss)
+ {
+ yydestruct ("Cleanup: popping",
+ YY_ACCESSING_SYMBOL (+*yyssp), yyvsp);
+ YYPOPSTACK (1);
+ }
+#ifndef yyoverflow
+ if (yyss != yyssa)
+ YYSTACK_FREE (yyss);
+#endif
+
+ return yyresult;
+}
+
+#line 491 "cfg_file.y"
+
+
+int yyerror(char *s)
+{
+ vtun_syslog(LOG_ERR, "%s line %d\n", s, lineno);
+ return 0;
+}
+
+int cfg_error(const char *fmt, ...)
+{
+ char buf[255];
+ va_list ap;
+
+ /* print the argument string */
+ va_start(ap, fmt);
+ vsnprintf(buf,sizeof(buf),fmt,ap);
+ va_end(ap);
+
+ yyerror(buf);
+ return 0;
+}
+
+int add_cmd(llist *cmds, char *prog, char *args, int flags)
+{
+ struct vtun_cmd *cmd;
+ if( !(cmd = malloc(sizeof(struct vtun_cmd))) ){
+ yyerror("No memory for the command");
+ return -1;
+ }
+ memset(cmd, 0, sizeof(struct vtun_cmd));
+
+ cmd->prog = prog;
+ cmd->args = args;
+ cmd->flags = flags;
+ llist_add(cmds, cmd);
+
+ return 0;
+}
+
+void *cp_cmd(void *d, void *u)
+{
+ struct vtun_cmd *cmd = d, *cmd_copy;
+
+ if( !(cmd_copy = malloc(sizeof(struct vtun_cmd))) ){
+ yyerror("No memory to copy the command");
+ return NULL;
+ }
+
+ cmd_copy->prog = strdup(cmd->prog);
+ cmd_copy->args = strdup(cmd->args);
+ cmd_copy->flags = cmd->flags;
+ return cmd_copy;
+}
+
+int free_cmd(void *d, void *u)
+{
+ struct vtun_cmd *cmd = d;
+ free(cmd->prog);
+ free(cmd->args);
+ free(cmd);
+ return 0;
+}
+
+void copy_addr(struct vtun_host *to, struct vtun_host *from)
+{
+ if( from->src_addr.type ){
+ to->src_addr.type = from->src_addr.type;
+ to->src_addr.name = strdup(from->src_addr.name);
+ }
+ to->src_addr.port = from->src_addr.port;
+}
+
+void free_addr(struct vtun_host *h)
+{
+ if( h->src_addr.type ){
+ h->src_addr.type = 0;
+ free(h->src_addr.name);
+ }
+}
+
+int free_host(void *d, void *u)
+{
+ struct vtun_host *h = d;
+
+ if (u && !strcmp(h->host, u))
+ return 1;
+
+ free(h->host);
+ free(h->passwd);
+ sodium_free(h->akey);
+ sodium_free(h->key);
+
+ llist_free(&h->up, free_cmd, NULL);
+ llist_free(&h->down, free_cmd, NULL);
+
+ free_addr(h);
+
+ /* releases only host struct instances which were
+ * allocated in the case of K_HOST except default_host */
+ if( h->passwd )
+ free(h);
+
+
+ return 0;
+}
+
+/* Find host in the hosts list.
+ * NOTE: This function can be called only once since it deallocates hosts list.
+ */
+inline struct vtun_host* find_host(char *host)
+{
+ return (struct vtun_host *)llist_free(&host_list, free_host, host);
+}
+
+int clear_nat_hack_server(void *d, void *u)
+{
+ ((struct vtun_host*)d)->flags &= ~VTUN_NAT_HACK_CLIENT;
+ return 0;
+}
+
+int clear_nat_hack_client(void *d, void *u)
+{
+ ((struct vtun_host*)d)->flags &= ~VTUN_NAT_HACK_SERVER;
+ return 0;
+}
+
+/* Clear the VTUN_NAT_HACK flag which are not relevant to the current operation mode */
+void clear_nat_hack_flags(int svr)
+{
+ if (svr)
+ llist_trav(&host_list,clear_nat_hack_server,NULL);
+ else
+ llist_trav(&host_list,clear_nat_hack_client,NULL);
+}
+
+inline void free_host_list(void)
+{
+ llist_free(&host_list, free_host, NULL);
+}
+
+static struct {
+ char *c_name;
+ int c_val;
+} syslog_names[] = {
+ { "auth", LOG_AUTH },
+ { "cron", LOG_CRON },
+ { "daemon", LOG_DAEMON },
+ { "kern", LOG_KERN },
+ { "lpr", LOG_LPR },
+ { "mail", LOG_MAIL },
+ { "news", LOG_NEWS },
+ { "syslog", LOG_SYSLOG },
+ { "user", LOG_USER },
+ { "uucp", LOG_UUCP },
+ { "local0", LOG_LOCAL0 },
+ { "local1", LOG_LOCAL1 },
+ { "local2", LOG_LOCAL2 },
+ { "local3", LOG_LOCAL3 },
+ { "local4", LOG_LOCAL4 },
+ { "local5", LOG_LOCAL5 },
+ { "local6", LOG_LOCAL6 },
+ { "local7", LOG_LOCAL7 },
+ { NULL, -1 }
+};
+
+int parse_syslog(char *facility)
+{
+ int i;
+
+ for (i=0; syslog_names[i].c_name;i++) {
+ if (!strcmp(syslog_names[i].c_name, facility)) {
+ vtun.syslog = syslog_names[i].c_val;
+ return(0);
+ }
+ }
+ return -1;
+}
+
+/*
+ * Read config file.
+ */
+int read_config(char *file)
+{
+ static int cfg_loaded = 0;
+ extern FILE *yyin;
+
+ if( cfg_loaded ){
+ free_host_list();
+ vtun_syslog(LOG_INFO,"Reloading configuration file");
+ }
+ cfg_loaded = 1;
+
+ llist_init(&host_list);
+
+ if( !(yyin = fopen(file,"r")) ){
+ vtun_syslog(LOG_ERR,"Can not open %s", file);
+ return -1;
+ }
+
+ yyparse();
+
+ free_host(&default_host, NULL);
+
+ fclose(yyin);
+
+ return !llist_empty(&host_list);
+}
diff --git a/cfg_file.lex.c b/cfg_file.lex.c
new file mode 100644
index 0000000..062c57f
--- /dev/null
+++ b/cfg_file.lex.c
@@ -0,0 +1,1997 @@
+
+#line 2 ""
+
+#define YY_INT_ALIGNED short int
+
+/* A lexical scanner generated by flex */
+
+#define FLEX_SCANNER
+#define YY_FLEX_MAJOR_VERSION 2
+#define YY_FLEX_MINOR_VERSION 6
+#define YY_FLEX_SUBMINOR_VERSION 4
+#if YY_FLEX_SUBMINOR_VERSION > 0
+#define FLEX_BETA
+#endif
+
+/* First, we deal with platform-specific or compiler-specific issues. */
+
+/* begin standard C headers. */
+#include
+#include
+#include
+#include
+
+/* end standard C headers. */
+
+/* flex integer type definitions */
+
+#ifndef FLEXINT_H
+#define FLEXINT_H
+
+/* C99 systems have . Non-C99 systems may or may not. */
+
+#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+
+/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
+ * if you want the limit (max/min) macros for int types.
+ */
+#ifndef __STDC_LIMIT_MACROS
+#define __STDC_LIMIT_MACROS 1
+#endif
+
+#include
+typedef int8_t flex_int8_t;
+typedef uint8_t flex_uint8_t;
+typedef int16_t flex_int16_t;
+typedef uint16_t flex_uint16_t;
+typedef int32_t flex_int32_t;
+typedef uint32_t flex_uint32_t;
+#else
+typedef signed char flex_int8_t;
+typedef short int flex_int16_t;
+typedef int flex_int32_t;
+typedef unsigned char flex_uint8_t;
+typedef unsigned short int flex_uint16_t;
+typedef unsigned int flex_uint32_t;
+
+/* Limits of integral types. */
+#ifndef INT8_MIN
+#define INT8_MIN (-128)
+#endif
+#ifndef INT16_MIN
+#define INT16_MIN (-32767-1)
+#endif
+#ifndef INT32_MIN
+#define INT32_MIN (-2147483647-1)
+#endif
+#ifndef INT8_MAX
+#define INT8_MAX (127)
+#endif
+#ifndef INT16_MAX
+#define INT16_MAX (32767)
+#endif
+#ifndef INT32_MAX
+#define INT32_MAX (2147483647)
+#endif
+#ifndef UINT8_MAX
+#define UINT8_MAX (255U)
+#endif
+#ifndef UINT16_MAX
+#define UINT16_MAX (65535U)
+#endif
+#ifndef UINT32_MAX
+#define UINT32_MAX (4294967295U)
+#endif
+
+#ifndef SIZE_MAX
+#define SIZE_MAX (~(size_t)0)
+#endif
+
+#endif /* ! C99 */
+
+#endif /* ! FLEXINT_H */
+
+/* begin standard C++ headers. */
+
+/* TODO: this is always defined, so inline it */
+#define yyconst const
+
+#if defined(__GNUC__) && __GNUC__ >= 3
+#define yynoreturn __attribute__((__noreturn__))
+#else
+#define yynoreturn
+#endif
+
+/* Returned upon end-of-file. */
+#define YY_NULL 0
+
+/* Promotes a possibly negative, possibly signed char to an
+ * integer in range [0..255] for use as an array index.
+ */
+#define YY_SC_TO_UI(c) ((YY_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. */
+#ifndef YY_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k.
+ * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
+ * Ditto for the __ia64__ case accordingly.
+ */
+#define YY_BUF_SIZE 32768
+#else
+#define YY_BUF_SIZE 16384
+#endif /* __ia64__ */
+#endif
+
+/* The state buf must be large enough to hold one state per character in the main buffer.
+ */
+#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
+
+#ifndef YY_TYPEDEF_YY_BUFFER_STATE
+#define YY_TYPEDEF_YY_BUFFER_STATE
+typedef struct yy_buffer_state *YY_BUFFER_STATE;
+#endif
+
+#ifndef YY_TYPEDEF_YY_SIZE_T
+#define YY_TYPEDEF_YY_SIZE_T
+typedef size_t yy_size_t;
+#endif
+
+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
+
+ #define YY_LESS_LINENO(n)
+ #define YY_LINENO_REWIND_TO(ptr)
+
+/* Return all but the first "n" matched characters back to the input stream. */
+#define yyless(n) \
+ do \
+ { \
+ /* Undo effects of setting up yytext. */ \
+ int yyless_macro_arg = (n); \
+ YY_LESS_LINENO(yyless_macro_arg);\
+ *yy_cp = (yy_hold_char); \
+ YY_RESTORE_YY_MORE_OFFSET \
+ (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
+ YY_DO_BEFORE_ACTION; /* set up yytext again */ \
+ } \
+ while ( 0 )
+#define unput(c) yyunput( c, (yytext_ptr) )
+
+#ifndef YY_STRUCT_YY_BUFFER_STATE
+#define YY_STRUCT_YY_BUFFER_STATE
+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.
+ */
+ int 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;
+
+ int yy_bs_lineno; /**< The line count. */
+ int yy_bs_column; /**< The column count. */
+
+ /* 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
+
+ };
+#endif /* !YY_STRUCT_YY_BUFFER_STATE */
+
+/* Stack of input buffers. */
+static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
+static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
+static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */
+
+/* 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".
+ *
+ * Returns the top of the stack, or NULL.
+ */
+#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
+ ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
+ : NULL)
+/* Same as previous macro, but useful when we know that the buffer stack is not
+ * NULL or when we need an lvalue. For internal use only.
+ */
+#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]
+
+/* 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 = NULL;
+static int yy_init = 0; /* 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 ( FILE *input_file );
+void yy_switch_to_buffer ( YY_BUFFER_STATE new_buffer );
+YY_BUFFER_STATE yy_create_buffer ( FILE *file, int size );
+void yy_delete_buffer ( YY_BUFFER_STATE b );
+void yy_flush_buffer ( YY_BUFFER_STATE b );
+void yypush_buffer_state ( YY_BUFFER_STATE new_buffer );
+void yypop_buffer_state ( void );
+
+static void yyensure_buffer_stack ( void );
+static void yy_load_buffer_state ( void );
+static void yy_init_buffer ( YY_BUFFER_STATE b, FILE *file );
+#define YY_FLUSH_BUFFER yy_flush_buffer( YY_CURRENT_BUFFER )
+
+YY_BUFFER_STATE yy_scan_buffer ( char *base, yy_size_t size );
+YY_BUFFER_STATE yy_scan_string ( const char *yy_str );
+YY_BUFFER_STATE yy_scan_bytes ( const char *bytes, int len );
+
+void *yyalloc ( yy_size_t );
+void *yyrealloc ( void *, yy_size_t );
+void yyfree ( void * );
+
+#define yy_new_buffer yy_create_buffer
+#define yy_set_interactive(is_interactive) \
+ { \
+ if ( ! YY_CURRENT_BUFFER ){ \
+ yyensure_buffer_stack (); \
+ YY_CURRENT_BUFFER_LVALUE = \
+ yy_create_buffer( yyin, YY_BUF_SIZE ); \
+ } \
+ YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
+ }
+#define yy_set_bol(at_bol) \
+ { \
+ if ( ! YY_CURRENT_BUFFER ){\
+ yyensure_buffer_stack (); \
+ YY_CURRENT_BUFFER_LVALUE = \
+ yy_create_buffer( yyin, YY_BUF_SIZE ); \
+ } \
+ YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
+ }
+#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
+
+/* Begin user sect3 */
+typedef flex_uint8_t YY_CHAR;
+
+FILE *yyin = NULL, *yyout = NULL;
+
+typedef int yy_state_type;
+
+extern int yylineno;
+int yylineno = 1;
+
+extern char *yytext;
+#ifdef yytext_ptr
+#undef yytext_ptr
+#endif
+#define yytext_ptr yytext
+
+static yy_state_type yy_get_previous_state ( void );
+static yy_state_type yy_try_NUL_trans ( yy_state_type current_state );
+static int yy_get_next_buffer ( void );
+static void yynoreturn yy_fatal_error ( const 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 17
+#define YY_END_OF_BUFFER 18
+/* This struct is not used in this scanner,
+ but its presence is necessary. */
+struct yy_trans_info
+ {
+ flex_int32_t yy_verify;
+ flex_int32_t yy_nxt;
+ };
+static const flex_int16_t yy_accept[41] =
+ { 0,
+ 0, 0, 0, 0, 0, 0, 18, 16, 1, 2,
+ 5, 5, 4, 6, 7, 8, 8, 12, 16, 16,
+ 11, 15, 5, 0, 3, 5, 4, 8, 8, 12,
+ 0, 0, 9, 14, 11, 0, 13, 0, 10, 0
+ } ;
+
+static const YY_CHAR 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, 4, 5, 6, 4, 4, 4, 1, 1,
+ 1, 4, 4, 1, 7, 8, 9, 10, 10, 10,
+ 10, 10, 10, 10, 10, 10, 10, 11, 12, 1,
+ 4, 1, 1, 4, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 1, 4, 1, 4, 7, 1, 7, 7, 7, 7,
+
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
+ 7, 7, 13, 1, 14, 4, 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 const YY_CHAR yy_meta[15] =
+ { 0,
+ 1, 1, 2, 3, 1, 3, 4, 4, 1, 4,
+ 5, 1, 1, 1
+ } ;
+
+static const flex_int16_t yy_base[46] =
+ { 0,
+ 0, 0, 11, 0, 21, 0, 84, 85, 85, 85,
+ 0, 35, 43, 85, 85, 0, 50, 72, 77, 0,
+ 41, 85, 0, 57, 85, 0, 0, 0, 0, 70,
+ 70, 71, 61, 53, 0, 49, 45, 0, 10, 85,
+ 65, 67, 69, 74, 12
+ } ;
+
+static const flex_int16_t yy_def[46] =
+ { 0,
+ 40, 1, 1, 3, 40, 5, 40, 40, 40, 40,
+ 41, 40, 41, 40, 40, 42, 12, 43, 44, 45,
+ 43, 40, 41, 12, 40, 12, 13, 42, 17, 43,
+ 40, 44, 44, 45, 21, 40, 40, 45, 40, 0,
+ 40, 40, 40, 40, 40
+ } ;
+
+static const flex_int16_t yy_nxt[100] =
+ { 0,
+ 8, 9, 10, 11, 8, 12, 13, 11, 8, 13,
+ 8, 8, 14, 15, 16, 34, 17, 16, 16, 39,
+ 16, 8, 9, 10, 18, 19, 18, 18, 18, 20,
+ 21, 8, 22, 14, 15, 24, 24, 25, 26, 24,
+ 26, 26, 26, 24, 26, 24, 24, 24, 24, 27,
+ 35, 36, 27, 29, 37, 29, 29, 29, 39, 29,
+ 24, 38, 24, 24, 24, 33, 24, 23, 23, 28,
+ 28, 30, 30, 30, 32, 33, 32, 32, 32, 37,
+ 31, 33, 31, 40, 7, 40, 40, 40, 40, 40,
+ 40, 40, 40, 40, 40, 40, 40, 40, 40
+
+ } ;
+
+static const flex_int16_t yy_chk[100] =
+ { 0,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 3, 45, 3, 3, 3, 39,
+ 3, 5, 5, 5, 5, 5, 5, 5, 5, 5,
+ 5, 5, 5, 5, 5, 12, 12, 12, 12, 12,
+ 12, 12, 12, 12, 12, 12, 12, 12, 12, 13,
+ 21, 21, 13, 17, 37, 17, 17, 17, 36, 17,
+ 24, 34, 24, 24, 24, 33, 24, 41, 41, 42,
+ 42, 43, 43, 43, 44, 32, 44, 44, 44, 31,
+ 30, 19, 18, 7, 40, 40, 40, 40, 40, 40,
+ 40, 40, 40, 40, 40, 40, 40, 40, 40
+
+ } ;
+
+static yy_state_type yy_last_accepting_state;
+static char *yy_last_accepting_cpos;
+
+extern int yy_flex_debug;
+int yy_flex_debug = 0;
+
+/* 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 "cfg_file.l"
+#line 2 "cfg_file.l"
+/*
+ VTun - Virtual Tunnel over TCP/IP network.
+
+ Copyright (C) 1998-2008 Maxim Krasnyansky
+
+ VTun has been derived from VPPP package by Maxim Krasnyansky.
+
+ 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 of the License, 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.
+ */
+
+/*
+ * $Id: cfg_file.l,v 1.4.2.2 2008/01/07 22:35:21 mtbishop Exp $
+ */
+
+#include "config.h"
+
+#include
+
+#include "vtun.h"
+
+#include "cfg_file.tab.h"
+#include "cfg_kwords.h"
+
+/* static buffer for strings */
+char str_buf[255];
+
+int find_keyword(struct kword *kw, char *str);
+
+#define ECHO {;}
+#define YY_DECL int yylex(void)
+
+/* Push and pop parser state */
+static int stack[16];
+static int ptr = 0;
+
+#define PUSH_STATE() \
+ do { \
+ if( ptr == 16 ){ \
+ yyerror("To many pushes to parser's state stack"); \
+ return K_ERROR; \
+ } \
+ stack[ptr++] = YY_START; \
+ } while(0)
+
+#define POP_STATE() \
+ do { \
+ if( !ptr ){ \
+ yyerror("To many pops from parser's state stack"); \
+ return K_ERROR; \
+ } \
+ BEGIN(stack[--ptr]); \
+ } while(0)
+
+int cfg_error(const char *ftm, ...);
+
+int yyerror(char *str);
+#line 537 ""
+
+#line 539 ""
+
+#define INITIAL 0
+#define OPTION 1
+#define PARAM 2
+
+#ifndef YY_NO_UNISTD_H
+/* Special case for "unistd.h", since it is non-ANSI. We include it way
+ * down here because we want the user's section 1 to have been scanned first.
+ * The user has a chance to override it with an option.
+ */
+#include
+#endif
+
+#ifndef YY_EXTRA_TYPE
+#define YY_EXTRA_TYPE void *
+#endif
+
+static int yy_init_globals ( void );
+
+/* Accessor methods to globals.
+ These are made visible to non-reentrant scanners for convenience. */
+
+int yylex_destroy ( void );
+
+int yyget_debug ( void );
+
+void yyset_debug ( int debug_flag );
+
+YY_EXTRA_TYPE yyget_extra ( void );
+
+void yyset_extra ( YY_EXTRA_TYPE user_defined );
+
+FILE *yyget_in ( void );
+
+void yyset_in ( FILE * _in_str );
+
+FILE *yyget_out ( void );
+
+void yyset_out ( FILE * _out_str );
+
+ int yyget_leng ( void );
+
+char *yyget_text ( void );
+
+int yyget_lineno ( void );
+
+void yyset_lineno ( int _line_number );
+
+/* Macros after this point can all be overridden by user definitions in
+ * section 1.
+ */
+
+#ifndef YY_SKIP_YYWRAP
+#ifdef __cplusplus
+extern "C" int yywrap ( void );
+#else
+extern int yywrap ( void );
+#endif
+#endif
+
+#ifndef YY_NO_UNPUT
+
+ static void yyunput ( int c, char *buf_ptr );
+
+#endif
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy ( char *, const char *, int );
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen ( const char * );
+#endif
+
+#ifndef YY_NO_INPUT
+#ifdef __cplusplus
+static int yyinput ( void );
+#else
+static int input ( void );
+#endif
+
+#endif
+
+/* Amount of stuff to slurp up with each read. */
+#ifndef YY_READ_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k */
+#define YY_READ_BUF_SIZE 16384
+#else
+#define YY_READ_BUF_SIZE 8192
+#endif /* __ia64__ */
+#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 do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)
+#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_LVALUE->yy_is_interactive ) \
+ { \
+ int c = '*'; \
+ int 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 \
+ { \
+ errno=0; \
+ while ( (result = (int) fread(buf, 1, (yy_size_t) max_size, yyin)) == 0 && ferror(yyin)) \
+ { \
+ if( errno != EINTR) \
+ { \
+ YY_FATAL_ERROR( "input in flex scanner failed" ); \
+ break; \
+ } \
+ errno=0; \
+ clearerr(yyin); \
+ } \
+ }\
+\
+
+#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
+
+/* end tables serialization structures and prototypes */
+
+/* Default declaration of generated scanner - a define so the user can
+ * easily add parameters.
+ */
+#ifndef YY_DECL
+#define YY_DECL_IS_OURS 1
+
+extern int yylex (void);
+
+#define YY_DECL int yylex (void)
+#endif /* !YY_DECL */
+
+/* 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 /*LINTED*/break;
+#endif
+
+#define YY_RULE_SETUP \
+ YY_USER_ACTION
+
+/** The main scanner function which does all the work.
+ */
+YY_DECL
+{
+ yy_state_type yy_current_state;
+ char *yy_cp, *yy_bp;
+ int yy_act;
+
+ if ( !(yy_init) )
+ {
+ (yy_init) = 1;
+
+#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 ) {
+ yyensure_buffer_stack ();
+ YY_CURRENT_BUFFER_LVALUE =
+ yy_create_buffer( yyin, YY_BUF_SIZE );
+ }
+
+ yy_load_buffer_state( );
+ }
+
+ {
+#line 80 "cfg_file.l"
+
+#line 760 ""
+
+ while ( /*CONSTCOND*/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
+ {
+ 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 >= 41 )
+ yy_c = yy_meta[yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
+ ++yy_cp;
+ }
+ while ( yy_base[yy_current_state] != 85 );
+
+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_RULE_SETUP
+#line 81 "cfg_file.l"
+; /* Skip spaces and tabs (All stages) */
+ YY_BREAK
+case 2:
+/* rule 2 can match eol */
+YY_RULE_SETUP
+#line 83 "cfg_file.l"
+{ lineno++; } /* (All stages) */
+ YY_BREAK
+case 3:
+/* rule 3 can match eol */
+YY_RULE_SETUP
+#line 85 "cfg_file.l"
+{ lineno++; } /* Skip comments */
+ YY_BREAK
+case 4:
+YY_RULE_SETUP
+#line 87 "cfg_file.l"
+{
+ int kw = find_keyword(cfg_keyword,yytext);
+ if( kw != -1 )
+ return kw;
+
+ /* Keyword not found, means host definition. */
+ yylval.str = yytext;
+ return K_HOST;
+ }
+ YY_BREAK
+case 5:
+YY_RULE_SETUP
+#line 97 "cfg_file.l"
+{
+ yylval.str = yytext;
+ return K_ERROR;
+ }
+ YY_BREAK
+case 6:
+YY_RULE_SETUP
+#line 102 "cfg_file.l"
+{
+ PUSH_STATE();
+ BEGIN(OPTION);
+ return *yytext;
+ }
+ YY_BREAK
+case 7:
+YY_RULE_SETUP
+#line 107 "cfg_file.l"
+{
+ POP_STATE();
+ return *yytext;
+ }
+ YY_BREAK
+case 8:
+YY_RULE_SETUP
+#line 112 "cfg_file.l"
+{
+ int kw = find_keyword(cfg_keyword,yytext);
+ if( kw != -1 ){
+ /* Option found, switch to PARAM stage */
+ PUSH_STATE();
+ BEGIN(PARAM);
+ return kw;
+ }
+ yylval.str = yytext;
+ return K_ERROR;
+ }
+ YY_BREAK
+case 9:
+YY_RULE_SETUP
+#line 124 "cfg_file.l"
+{
+ if(yyleng > sizeof(str_buf)-1){
+ yyerror("string to long");
+ return 0;
+ }
+ strncpy(str_buf, yytext+1, yyleng-2);
+ str_buf[yyleng-2] = '\0';
+
+ yylval.str = str_buf;
+
+ return STRING;
+ }
+ YY_BREAK
+case 10:
+YY_RULE_SETUP
+#line 137 "cfg_file.l"
+{
+ char *ptr = strchr(yytext,':') + 1;
+
+ yylval.dnum.num1 = atoi(yytext);
+ yylval.dnum.num2 = atoi(ptr);
+ return DNUM;
+ }
+ YY_BREAK
+case 11:
+YY_RULE_SETUP
+#line 145 "cfg_file.l"
+{
+ yylval.num = atoi(yytext);
+ return NUM;
+ }
+ YY_BREAK
+case 12:
+YY_RULE_SETUP
+#line 150 "cfg_file.l"
+{
+ int kw = find_keyword(cfg_param,yytext);
+ if( kw != -1 ){
+ /* Special parameter found (yes,no,etc) */
+ yylval.num = kw;
+ return NUM;
+ }
+ yylval.str = yytext;
+ return WORD;
+ }
+ YY_BREAK
+case 13:
+YY_RULE_SETUP
+#line 161 "cfg_file.l"
+{
+ char *ptr = strchr(yytext,':'); *ptr='\0';
+ yylval.dnum.num1 = find_keyword(cfg_param,yytext);
+ yylval.dnum.num2 = atoi(++ptr);
+ return DNUM;
+ }
+ YY_BREAK
+case 14:
+YY_RULE_SETUP
+#line 168 "cfg_file.l"
+{
+ yylval.str = yytext;
+ return PATH;
+ }
+ YY_BREAK
+case 15:
+YY_RULE_SETUP
+#line 173 "cfg_file.l"
+{
+ POP_STATE();
+ }
+ YY_BREAK
+case 16:
+YY_RULE_SETUP
+#line 177 "cfg_file.l"
+{ /* Garbage (All stages) */
+ cfg_error("Invalid character \'%s\'", yytext);
+ }
+ YY_BREAK
+case 17:
+YY_RULE_SETUP
+#line 180 "cfg_file.l"
+ECHO;
+ YY_BREAK
+#line 973 ""
+case YY_STATE_EOF(INITIAL):
+case YY_STATE_EOF(OPTION):
+case YY_STATE_EOF(PARAM):
+ 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_LVALUE->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_LVALUE->yy_n_chars;
+ YY_CURRENT_BUFFER_LVALUE->yy_input_file = yyin;
+ YY_CURRENT_BUFFER_LVALUE->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_LVALUE->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_LVALUE->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 user's declarations */
+} /* 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 (void)
+{
+ char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf;
+ char *source = (yytext_ptr);
+ int number_to_move, i;
+ int ret_val;
+
+ if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
+ YY_FATAL_ERROR(
+ "fatal flex scanner internal error--end of buffer missed" );
+
+ if ( YY_CURRENT_BUFFER_LVALUE->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_LVALUE->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_LVALUE->yy_n_chars = (yy_n_chars) = 0;
+
+ else
+ {
+ int num_to_read =
+ YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;
+
+ while ( num_to_read <= 0 )
+ { /* Not enough room in the buffer - grow it. */
+
+ /* just a shorter name for the current buffer */
+ YY_BUFFER_STATE b = YY_CURRENT_BUFFER_LVALUE;
+
+ 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. */
+ yyrealloc( (void *) b->yy_ch_buf,
+ (yy_size_t) (b->yy_buf_size + 2) );
+ }
+ else
+ /* Can't grow it, we don't own it. */
+ b->yy_ch_buf = NULL;
+
+ 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_LVALUE->yy_buf_size -
+ number_to_move - 1;
+
+ }
+
+ if ( num_to_read > YY_READ_BUF_SIZE )
+ num_to_read = YY_READ_BUF_SIZE;
+
+ /* Read in more data. */
+ YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]),
+ (yy_n_chars), num_to_read );
+
+ YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_buffer_status =
+ YY_BUFFER_EOF_PENDING;
+ }
+ }
+
+ else
+ ret_val = EOB_ACT_CONTINUE_SCAN;
+
+ if (((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
+ /* Extend the array by 50%, plus the number we really need. */
+ int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
+ YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc(
+ (void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf, (yy_size_t) new_size );
+ if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
+ /* "- 2" to take care of EOB's */
+ YY_CURRENT_BUFFER_LVALUE->yy_buf_size = (int) (new_size - 2);
+ }
+
+ (yy_n_chars) += number_to_move;
+ YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
+ YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;
+
+ (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->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 (void)
+{
+ yy_state_type yy_current_state;
+ char *yy_cp;
+
+ yy_current_state = (yy_start);
+
+ for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
+ {
+ 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 >= 41 )
+ yy_c = yy_meta[yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + 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 );
+ */
+ static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state )
+{
+ int yy_is_jam;
+ char *yy_cp = (yy_c_buf_p);
+
+ 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 >= 41 )
+ yy_c = yy_meta[yy_c];
+ }
+ yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
+ yy_is_jam = (yy_current_state == 40);
+
+ return yy_is_jam ? 0 : yy_current_state;
+}
+
+#ifndef YY_NO_UNPUT
+
+ static void yyunput (int c, char * yy_bp )
+{
+ char *yy_cp;
+
+ yy_cp = (yy_c_buf_p);
+
+ /* undo effects of setting up yytext */
+ *yy_cp = (yy_hold_char);
+
+ if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 )
+ { /* need to shift things up to make room */
+ /* +2 for EOB chars. */
+ int number_to_move = (yy_n_chars) + 2;
+ char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[
+ YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2];
+ char *source =
+ &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move];
+
+ while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
+ *--dest = *--source;
+
+ yy_cp += (int) (dest - source);
+ yy_bp += (int) (dest - source);
+ YY_CURRENT_BUFFER_LVALUE->yy_n_chars =
+ (yy_n_chars) = (int) YY_CURRENT_BUFFER_LVALUE->yy_buf_size;
+
+ if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->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_INPUT
+#ifdef __cplusplus
+ static int yyinput (void)
+#else
+ static int input (void)
+#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_LVALUE->yy_ch_buf[(yy_n_chars)] )
+ /* This was really a NUL. */
+ *(yy_c_buf_p) = '\0';
+
+ else
+ { /* need more input */
+ int offset = (int) ((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 );
+
+ /*FALLTHROUGH*/
+
+ case EOB_ACT_END_OF_FILE:
+ {
+ if ( yywrap( ) )
+ return 0;
+
+ 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;
+}
+#endif /* ifndef YY_NO_INPUT */
+
+/** Immediately switch to a different input stream.
+ * @param input_file A readable stream.
+ *
+ * @note This function does not reset the start condition to @c INITIAL .
+ */
+ void yyrestart (FILE * input_file )
+{
+
+ if ( ! YY_CURRENT_BUFFER ){
+ yyensure_buffer_stack ();
+ YY_CURRENT_BUFFER_LVALUE =
+ yy_create_buffer( yyin, YY_BUF_SIZE );
+ }
+
+ yy_init_buffer( YY_CURRENT_BUFFER, input_file );
+ yy_load_buffer_state( );
+}
+
+/** Switch to a different input buffer.
+ * @param new_buffer The new input buffer.
+ *
+ */
+ void yy_switch_to_buffer (YY_BUFFER_STATE new_buffer )
+{
+
+ /* TODO. We should be able to replace this entire function body
+ * with
+ * yypop_buffer_state();
+ * yypush_buffer_state(new_buffer);
+ */
+ yyensure_buffer_stack ();
+ 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_LVALUE->yy_buf_pos = (yy_c_buf_p);
+ YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
+ }
+
+ YY_CURRENT_BUFFER_LVALUE = 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;
+}
+
+static void yy_load_buffer_state (void)
+{
+ (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
+ (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
+ yyin = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
+ (yy_hold_char) = *(yy_c_buf_p);
+}
+
+/** Allocate and initialize an input buffer state.
+ * @param file A readable stream.
+ * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
+ *
+ * @return the allocated buffer state.
+ */
+ YY_BUFFER_STATE yy_create_buffer (FILE * file, int size )
+{
+ YY_BUFFER_STATE b;
+
+ b = (YY_BUFFER_STATE) yyalloc( 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 *) yyalloc( (yy_size_t) (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;
+}
+
+/** Destroy the buffer.
+ * @param b a buffer created with yy_create_buffer()
+ *
+ */
+ void yy_delete_buffer (YY_BUFFER_STATE b )
+{
+
+ if ( ! b )
+ return;
+
+ if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
+ YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;
+
+ if ( b->yy_is_our_buffer )
+ yyfree( (void *) b->yy_ch_buf );
+
+ yyfree( (void *) b );
+}
+
+/* Initializes or reinitializes a buffer.
+ * This function is sometimes called more than once on the same buffer,
+ * such as during a yyrestart() or at EOF.
+ */
+ static void yy_init_buffer (YY_BUFFER_STATE b, FILE * file )
+
+{
+ int oerrno = errno;
+
+ yy_flush_buffer( b );
+
+ b->yy_input_file = file;
+ b->yy_fill_buffer = 1;
+
+ /* If b is the current buffer, then yy_init_buffer was _probably_
+ * called from yyrestart() or through yy_get_next_buffer.
+ * In that case, we don't want to reset the lineno or column.
+ */
+ if (b != YY_CURRENT_BUFFER){
+ b->yy_bs_lineno = 1;
+ b->yy_bs_column = 0;
+ }
+
+ b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
+
+ errno = oerrno;
+}
+
+/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
+ * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
+ *
+ */
+ void yy_flush_buffer (YY_BUFFER_STATE b )
+{
+ 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( );
+}
+
+/** Pushes the new state onto the stack. The new state becomes
+ * the current state. This function will allocate the stack
+ * if necessary.
+ * @param new_buffer The new state.
+ *
+ */
+void yypush_buffer_state (YY_BUFFER_STATE new_buffer )
+{
+ if (new_buffer == NULL)
+ return;
+
+ yyensure_buffer_stack();
+
+ /* This block is copied from yy_switch_to_buffer. */
+ if ( YY_CURRENT_BUFFER )
+ {
+ /* Flush out information for old buffer. */
+ *(yy_c_buf_p) = (yy_hold_char);
+ YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
+ YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
+ }
+
+ /* Only push if top exists. Otherwise, replace top. */
+ if (YY_CURRENT_BUFFER)
+ (yy_buffer_stack_top)++;
+ YY_CURRENT_BUFFER_LVALUE = new_buffer;
+
+ /* copied from yy_switch_to_buffer. */
+ yy_load_buffer_state( );
+ (yy_did_buffer_switch_on_eof) = 1;
+}
+
+/** Removes and deletes the top of the stack, if present.
+ * The next element becomes the new top.
+ *
+ */
+void yypop_buffer_state (void)
+{
+ if (!YY_CURRENT_BUFFER)
+ return;
+
+ yy_delete_buffer(YY_CURRENT_BUFFER );
+ YY_CURRENT_BUFFER_LVALUE = NULL;
+ if ((yy_buffer_stack_top) > 0)
+ --(yy_buffer_stack_top);
+
+ if (YY_CURRENT_BUFFER) {
+ yy_load_buffer_state( );
+ (yy_did_buffer_switch_on_eof) = 1;
+ }
+}
+
+/* Allocates the stack if it does not exist.
+ * Guarantees space for at least one push.
+ */
+static void yyensure_buffer_stack (void)
+{
+ yy_size_t num_to_alloc;
+
+ if (!(yy_buffer_stack)) {
+
+ /* First allocation is just for 2 elements, since we don't know if this
+ * scanner will even need a stack. We use 2 instead of 1 to avoid an
+ * immediate realloc on the next call.
+ */
+ num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */
+ (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc
+ (num_to_alloc * sizeof(struct yy_buffer_state*)
+ );
+ if ( ! (yy_buffer_stack) )
+ YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
+
+ memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
+
+ (yy_buffer_stack_max) = num_to_alloc;
+ (yy_buffer_stack_top) = 0;
+ return;
+ }
+
+ if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){
+
+ /* Increase the buffer to prepare for a possible push. */
+ yy_size_t grow_size = 8 /* arbitrary grow size */;
+
+ num_to_alloc = (yy_buffer_stack_max) + grow_size;
+ (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc
+ ((yy_buffer_stack),
+ num_to_alloc * sizeof(struct yy_buffer_state*)
+ );
+ if ( ! (yy_buffer_stack) )
+ YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" );
+
+ /* zero only the new slots.*/
+ memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
+ (yy_buffer_stack_max) = num_to_alloc;
+ }
+}
+
+/** Setup the input buffer state to scan directly from a user-specified character buffer.
+ * @param base the character buffer
+ * @param size the size in bytes of the character buffer
+ *
+ * @return the newly allocated buffer state object.
+ */
+YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size )
+{
+ 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 NULL;
+
+ b = (YY_BUFFER_STATE) yyalloc( sizeof( struct yy_buffer_state ) );
+ if ( ! b )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );
+
+ b->yy_buf_size = (int) (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 = NULL;
+ 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;
+}
+
+/** Setup the input buffer state to scan a string. The next call to yylex() will
+ * scan from a @e copy of @a str.
+ * @param yystr a NUL-terminated string to scan
+ *
+ * @return the newly allocated buffer state object.
+ * @note If you want to scan bytes that may contain NUL values, then use
+ * yy_scan_bytes() instead.
+ */
+YY_BUFFER_STATE yy_scan_string (const char * yystr )
+{
+
+ return yy_scan_bytes( yystr, (int) strlen(yystr) );
+}
+
+/** Setup the input buffer state to scan the given bytes. The next call to yylex() will
+ * scan from a @e copy of @a bytes.
+ * @param yybytes the byte buffer to scan
+ * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
+ *
+ * @return the newly allocated buffer state object.
+ */
+YY_BUFFER_STATE yy_scan_bytes (const char * yybytes, int _yybytes_len )
+{
+ YY_BUFFER_STATE b;
+ char *buf;
+ yy_size_t n;
+ int i;
+
+ /* Get memory for full buffer, including space for trailing EOB's. */
+ n = (yy_size_t) (_yybytes_len + 2);
+ buf = (char *) yyalloc( n );
+ if ( ! buf )
+ YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );
+
+ for ( i = 0; i < _yybytes_len; ++i )
+ buf[i] = yybytes[i];
+
+ buf[_yybytes_len] = buf[_yybytes_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;
+}
+
+#ifndef YY_EXIT_FAILURE
+#define YY_EXIT_FAILURE 2
+#endif
+
+static void yynoreturn yy_fatal_error (const char* msg )
+{
+ 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. */ \
+ int yyless_macro_arg = (n); \
+ YY_LESS_LINENO(yyless_macro_arg);\
+ yytext[yyleng] = (yy_hold_char); \
+ (yy_c_buf_p) = yytext + yyless_macro_arg; \
+ (yy_hold_char) = *(yy_c_buf_p); \
+ *(yy_c_buf_p) = '\0'; \
+ yyleng = yyless_macro_arg; \
+ } \
+ while ( 0 )
+
+/* Accessor methods (get/set functions) to struct members. */
+
+/** Get the current line number.
+ *
+ */
+int yyget_lineno (void)
+{
+
+ return yylineno;
+}
+
+/** Get the input stream.
+ *
+ */
+FILE *yyget_in (void)
+{
+ return yyin;
+}
+
+/** Get the output stream.
+ *
+ */
+FILE *yyget_out (void)
+{
+ return yyout;
+}
+
+/** Get the length of the current token.
+ *
+ */
+int yyget_leng (void)
+{
+ return yyleng;
+}
+
+/** Get the current token.
+ *
+ */
+
+char *yyget_text (void)
+{
+ return yytext;
+}
+
+/** Set the current line number.
+ * @param _line_number line number
+ *
+ */
+void yyset_lineno (int _line_number )
+{
+
+ yylineno = _line_number;
+}
+
+/** Set the input stream. This does not discard the current
+ * input buffer.
+ * @param _in_str A readable stream.
+ *
+ * @see yy_switch_to_buffer
+ */
+void yyset_in (FILE * _in_str )
+{
+ yyin = _in_str ;
+}
+
+void yyset_out (FILE * _out_str )
+{
+ yyout = _out_str ;
+}
+
+int yyget_debug (void)
+{
+ return yy_flex_debug;
+}
+
+void yyset_debug (int _bdebug )
+{
+ yy_flex_debug = _bdebug ;
+}
+
+static int yy_init_globals (void)
+{
+ /* Initialization is the same as for the non-reentrant scanner.
+ * This function is called from yylex_destroy(), so don't allocate here.
+ */
+
+ (yy_buffer_stack) = NULL;
+ (yy_buffer_stack_top) = 0;
+ (yy_buffer_stack_max) = 0;
+ (yy_c_buf_p) = NULL;
+ (yy_init) = 0;
+ (yy_start) = 0;
+
+/* Defined in main.c */
+#ifdef YY_STDINIT
+ yyin = stdin;
+ yyout = stdout;
+#else
+ yyin = NULL;
+ yyout = NULL;
+#endif
+
+ /* For future reference: Set errno on error, since we are called by
+ * yylex_init()
+ */
+ return 0;
+}
+
+/* yylex_destroy is for both reentrant and non-reentrant scanners. */
+int yylex_destroy (void)
+{
+
+ /* Pop the buffer stack, destroying each element. */
+ while(YY_CURRENT_BUFFER){
+ yy_delete_buffer( YY_CURRENT_BUFFER );
+ YY_CURRENT_BUFFER_LVALUE = NULL;
+ yypop_buffer_state();
+ }
+
+ /* Destroy the stack itself. */
+ yyfree((yy_buffer_stack) );
+ (yy_buffer_stack) = NULL;
+
+ /* Reset the globals. This is important in a non-reentrant scanner so the next time
+ * yylex() is called, initialization will occur. */
+ yy_init_globals( );
+
+ return 0;
+}
+
+/*
+ * Internal utility routines.
+ */
+
+#ifndef yytext_ptr
+static void yy_flex_strncpy (char* s1, const char * s2, int n )
+{
+
+ int i;
+ for ( i = 0; i < n; ++i )
+ s1[i] = s2[i];
+}
+#endif
+
+#ifdef YY_NEED_STRLEN
+static int yy_flex_strlen (const char * s )
+{
+ int n;
+ for ( n = 0; s[n]; ++n )
+ ;
+
+ return n;
+}
+#endif
+
+void *yyalloc (yy_size_t size )
+{
+ return malloc(size);
+}
+
+void *yyrealloc (void * ptr, yy_size_t size )
+{
+
+ /* 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 realloc(ptr, size);
+}
+
+void yyfree (void * ptr )
+{
+ free( (char *) ptr ); /* see yyrealloc() for (char *) cast */
+}
+
+#define YYTABLES_NAME "yytables"
+
+#line 180 "cfg_file.l"
+
+
+int yywrap(void)
+{
+ return 1;
+}
+
+int find_keyword(struct kword *kw, char *str)
+{
+ while( kw->str ){
+ if( !strncmp(str,kw->str,20) )
+ return kw->type;
+ kw++;
+ }
+ return -1;
+}
+
diff --git a/cfg_file.tab.h b/cfg_file.tab.h
new file mode 100644
index 0000000..949113e
--- /dev/null
+++ b/cfg_file.tab.h
@@ -0,0 +1,163 @@
+/* A Bison parser, made by GNU Bison 3.8.2. */
+
+/* Bison interface for Yacc-like parsers in C
+
+ Copyright (C) 1984, 1989-1990, 2000-2015, 2018-2021 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 3 of the License, 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, see . */
+
+/* As a special exception, you may create a larger work that contains
+ part or all of the Bison parser skeleton and distribute that work
+ under terms of your choice, so long as that work isn't itself a
+ parser generator using the skeleton or a modified version thereof
+ as a parser skeleton. Alternatively, if you modify or redistribute
+ the parser skeleton itself, you may (at your option) remove this
+ special exception, which will cause the skeleton and the resulting
+ Bison output files to be licensed under the GNU General Public
+ License without this special exception.
+
+ This special exception was added by the Free Software Foundation in
+ version 2.2 of Bison. */
+
+/* DO NOT RELY ON FEATURES THAT ARE NOT DOCUMENTED in the manual,
+ especially those whose name start with YY_ or yy_. They are
+ private implementation details that can be changed or removed. */
+
+#ifndef YY_YY_CFG_FILE_TAB_H_INCLUDED
+# define YY_YY_CFG_FILE_TAB_H_INCLUDED
+/* Debug traces. */
+#ifndef YYDEBUG
+# define YYDEBUG 0
+#endif
+#if YYDEBUG
+extern int yydebug;
+#endif
+
+/* Token kinds. */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+ enum yytokentype
+ {
+ YYEMPTY = -2,
+ YYEOF = 0, /* "end of file" */
+ YYerror = 256, /* error */
+ YYUNDEF = 257, /* "invalid token" */
+ K_OPTIONS = 258, /* K_OPTIONS */
+ K_DEFAULT = 259, /* K_DEFAULT */
+ K_PORT = 260, /* K_PORT */
+ K_BINDADDR = 261, /* K_BINDADDR */
+ K_PERSIST = 262, /* K_PERSIST */
+ K_TIMEOUT = 263, /* K_TIMEOUT */
+ K_PASSWD = 264, /* K_PASSWD */
+ K_PROG = 265, /* K_PROG */
+ K_PPP = 266, /* K_PPP */
+ K_SPEED = 267, /* K_SPEED */
+ K_IFCFG = 268, /* K_IFCFG */
+ K_FWALL = 269, /* K_FWALL */
+ K_ROUTE = 270, /* K_ROUTE */
+ K_DEVICE = 271, /* K_DEVICE */
+ K_MULTI = 272, /* K_MULTI */
+ K_SRCADDR = 273, /* K_SRCADDR */
+ K_IFACE = 274, /* K_IFACE */
+ K_ADDR = 275, /* K_ADDR */
+ K_TYPE = 276, /* K_TYPE */
+ K_PROT = 277, /* K_PROT */
+ K_NAT_HACK = 278, /* K_NAT_HACK */
+ K_COMPRESS = 279, /* K_COMPRESS */
+ K_ENCRYPT = 280, /* K_ENCRYPT */
+ K_KALIVE = 281, /* K_KALIVE */
+ K_STAT = 282, /* K_STAT */
+ K_UP = 283, /* K_UP */
+ K_DOWN = 284, /* K_DOWN */
+ K_SYSLOG = 285, /* K_SYSLOG */
+ K_IPROUTE = 286, /* K_IPROUTE */
+ K_HOST = 287, /* K_HOST */
+ K_ERROR = 288, /* K_ERROR */
+ WORD = 289, /* WORD */
+ PATH = 290, /* PATH */
+ STRING = 291, /* STRING */
+ NUM = 292, /* NUM */
+ DNUM = 293 /* DNUM */
+ };
+ typedef enum yytokentype yytoken_kind_t;
+#endif
+/* Token kinds. */
+#define YYEMPTY -2
+#define YYEOF 0
+#define YYerror 256
+#define YYUNDEF 257
+#define K_OPTIONS 258
+#define K_DEFAULT 259
+#define K_PORT 260
+#define K_BINDADDR 261
+#define K_PERSIST 262
+#define K_TIMEOUT 263
+#define K_PASSWD 264
+#define K_PROG 265
+#define K_PPP 266
+#define K_SPEED 267
+#define K_IFCFG 268
+#define K_FWALL 269
+#define K_ROUTE 270
+#define K_DEVICE 271
+#define K_MULTI 272
+#define K_SRCADDR 273
+#define K_IFACE 274
+#define K_ADDR 275
+#define K_TYPE 276
+#define K_PROT 277
+#define K_NAT_HACK 278
+#define K_COMPRESS 279
+#define K_ENCRYPT 280
+#define K_KALIVE 281
+#define K_STAT 282
+#define K_UP 283
+#define K_DOWN 284
+#define K_SYSLOG 285
+#define K_IPROUTE 286
+#define K_HOST 287
+#define K_ERROR 288
+#define WORD 289
+#define PATH 290
+#define STRING 291
+#define NUM 292
+#define DNUM 293
+
+/* Value type. */
+#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
+union YYSTYPE
+{
+#line 68 "cfg_file.y"
+
+ char *str;
+ int num;
+ struct { int num1; int num2; } dnum;
+
+#line 149 "cfg_file.tab.h"
+
+};
+typedef union YYSTYPE YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1
+# define YYSTYPE_IS_DECLARED 1
+#endif
+
+
+extern YYSTYPE yylval;
+
+
+int yyparse (void);
+
+
+#endif /* !YY_YY_CFG_FILE_TAB_H_INCLUDED */
diff --git a/lfd_shaper.c b/lfd_shaper.c
index 12799ca..9ba9b48 100644
--- a/lfd_shaper.c
+++ b/lfd_shaper.c
@@ -25,6 +25,7 @@
#include
#include
#include
+#include
#include
#include
diff --git a/lib.c b/lib.c
index daf517e..ce89c70 100644
--- a/lib.c
+++ b/lib.c
@@ -33,6 +33,7 @@
#include
#include
#include
+#include
#include
#include "vtun.h"
diff --git a/lib.h b/lib.h
index c660be6..cd1c5d9 100644
--- a/lib.h
+++ b/lib.h
@@ -27,6 +27,7 @@
#include
#include
#include
+#include
#ifdef HAVE_LIBUTIL_H
#include
diff --git a/lock.c b/lock.c
index a4c8065..7d22b38 100644
--- a/lock.c
+++ b/lock.c
@@ -27,7 +27,7 @@
#include
#include
#include
-#include
+#include
#include
#include
#include