lex.yy.c

eCos操作系统源码

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       96
    } ;

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 "policy_token.l"
/*	$KAME: policy_token.l,v 1.13 2003/05/09 05:19:55 sakane Exp $	*/
/*
 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */
#line 33 "policy_token.l"
#define __FreeBSD__
#include <sys/types.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <net/route.h>
#include <net/pfkeyv2.h>
#include <netkey/keydb.h>
#include <netinet/in.h>
#include <netinet6/ipsec.h>

#include <stdlib.h>
#include <limits.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>

#ifdef __ECOS
#include "policy_parse.tab.h"
#else
#ifndef __NetBSD__
#include "y.tab.h"
#else
#include "policy_parse.h"
#endif
#define yylval __libyylval	/* XXX */
#endif

int yylex __P((void));
/* common section */
#line 583 "lex.yy.c"

#define INITIAL 0

#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 <unistd.h>
#endif

#ifndef YY_EXTRA_TYPE
#define YY_EXTRA_TYPE void *
#endif

/* 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 yytext_ptr
static void yy_flex_strncpy (char *,yyconst char *,int );
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen (yyconst 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
#define YY_READ_BUF_SIZE 8192
#endif

/* Copy whatever the last rule matched to the standard output. */
#ifndef ECHO
/* This used to be an fputs(), but since the string might contain NUL's,
 * we now use fwrite().
 */
#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
#endif

/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
 * is returned in "result".
 */
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
		{ \
		int c = '*'; \
		size_t 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 = fread(buf, 1, 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 break;
#endif

#define YY_RULE_SETUP \
	YY_USER_ACTION

/** The main scanner function which does all the work.
 */
YY_DECL
{
	register yy_state_type yy_current_state;
	register char *yy_cp, *yy_bp;
	register int yy_act;
    
#line 94 "policy_token.l"


#line 735 "lex.yy.c"

	if ( (yy_init) )
		{
		(yy_init) = 0;

#ifdef YY_USER_INIT
		YY_USER_INIT;
#endif

		if ( ! (yy_start) )
			(yy_start) = 1;	/* first start state */

		if ( ! yyin )
			yyin = stdin;

		if ( ! yyout )
			yyout = stdout;

		if ( ! YY_CURRENT_BUFFER ) {
			yyensure_buffer_stack ();
			YY_CURRENT_BUFFER_LVALUE =
				yy_create_buffer(yyin,YY_BUF_SIZE );
		}

		yy_load_buffer_state( );
		}

	while ( 1 )		/* loops until end-of-file is reached */
		{
		yy_cp = (yy_c_buf_p);

		/* Support of yytext. */
		*yy_cp = (yy_hold_char);

		/* yy_bp points to the position in yy_ch_buf of the start of
		 * the current run.
		 */
		yy_bp = yy_cp;

		yy_current_state = (yy_start);
yy_match:
		do
			{
			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
			if ( yy_accept[yy_current_state] )
				{
				(yy_last_accepting_state) = yy_current_state;
				(yy_last_accepting_cpos) = yy_cp;
				}
			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
				{
				yy_current_state = (int) yy_def[yy_current_state];
				if ( yy_current_state >= 97 )
					yy_c = yy_meta[(unsigned int) yy_c];
				}
			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
			++yy_cp;
			}
		while ( yy_base[yy_current_state] != 192 );

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 96 "policy_token.l"
{ yylval.num = IPSEC_DIR_INBOUND; return(DIR); }
	YY_BREAK
case 2:
YY_RULE_SETUP
#line 97 "policy_token.l"
{ yylval.num = IPSEC_DIR_OUTBOUND; return(DIR); }
	YY_BREAK
case 3:
YY_RULE_SETUP
#line 99 "policy_token.l"
{ yylval.num = IPSEC_POLICY_DISCARD; return(ACTION); }
	YY_BREAK
case 4:
YY_RULE_SETUP
#line 100 "policy_token.l"
{ yylval.num = IPSEC_POLICY_NONE; return(ACTION); }
	YY_BREAK
case 5:
YY_RULE_SETUP
#line 101 "policy_token.l"
{ yylval.num = IPSEC_POLICY_IPSEC; return(ACTION); }
	YY_BREAK
case 6:
YY_RULE_SETUP
#line 102 "policy_token.l"
{ yylval.num = IPSEC_POLICY_BYPASS; return(ACTION); }
	YY_BREAK
case 7:
YY_RULE_SETUP
#line 103 "policy_token.l"
{ yylval.num = IPSEC_POLICY_ENTRUST; return(ACTION); }
	YY_BREAK
case 8:
YY_RULE_SETUP
#line 105 "policy_token.l"
{ yylval.num = IPPROTO_ESP; return(PROTOCOL); }
	YY_BREAK
case 9:
YY_RULE_SETUP
#line 106 "policy_token.l"
{ yylval.num = IPPROTO_AH; return(PROTOCOL); }
	YY_BREAK
case 10:
YY_RULE_SETUP
#line 107 "policy_token.l"
{ yylval.num = IPPROTO_IPCOMP; return(PROTOCOL); }
	YY_BREAK
case 11:
YY_RULE_SETUP
#line 109 "policy_token.l"
{ yylval.num = IPSEC_MODE_TRANSPORT; return(MODE); }
	YY_BREAK
case 12:
YY_RULE_SETUP
#line 110 "policy_token.l"
{ yylval.num = IPSEC_MODE_TUNNEL; return(MODE); }
	YY_BREAK
case 13:
YY_RULE_SETUP
#line 112 "policy_token.l"
{ return(ME); }
	YY_BREAK
case 14:
YY_RULE_SETUP
#line 113 "policy_token.l"
{ return(ANY); }
	YY_BREAK
case 15:
YY_RULE_SETUP
#line 115 "policy_token.l"
{ yylval.num = IPSEC_LEVEL_DEFAULT; return(LEVEL); }
	YY_BREAK
case 16:
YY_RULE_SETUP
#line 116 "policy_token.l"
{ yylval.num = IPSEC_LEVEL_USE; return(LEVEL); }
	YY_BREAK
case 17:
YY_RULE_SETUP
#line 117 "policy_token.l"
{ yylval.num = IPSEC_LEVEL_REQUIRE; return(LEVEL); }
	YY_BREAK
case 18:
YY_RULE_SETUP
#line 118 "policy_token.l"
{
			yylval.val.len = strlen(yytext + 7);
			yylval.val.buf = yytext + 7;
			return(LEVEL_SPECIFY);
		}
	YY_BREAK
case 19:
YY_RULE_SETUP
#line 123 "policy_token.l"
{ yylval.num = IPSEC_LEVEL_UNIQUE; return(LEVEL); }
	YY_BREAK
case 20:
YY_RULE_SETUP
#line 124 "policy_token.l"
{ return(SLASH); }
	YY_BREAK
case 21:
YY_RULE_SETUP
#line 126 "policy_token.l"
{
			yylval.val.len = strlen(yytext);
			yylval.val.buf = yytext;
			return(IPADDRESS);
		}
	YY_BREAK
case 22:
YY_RULE_SETUP
#line 132 "policy_token.l"
{ return(HYPHEN); }
	YY_BREAK
case 23:
YY_RULE_SETUP
#line 134 "policy_token.l"
{ ; }
	YY_BREAK
case 24:
/* rule 24 can match eol */
YY_RULE_SETUP
#line 135 "policy_token.l"
{ ; }
	YY_BREAK
case 25:
YY_RULE_SETUP
#line 137 "policy_token.l"
ECHO;
	YY_BREAK
#line 952 "lex.yy.c"
case YY_STATE_EOF(INITIAL):
	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;