starter
parser/lexer.c
parser/parser.[ch]
-parser/parser.output
-lexer.c
-parser.h
-parser.c
-parser.output
+parser/parser.output
\ No newline at end of file
starter_SOURCES := \
starter.c files.h \
parser/parser.c parser/lexer.c parser/conf_parser.c parser/conf_parser.h \
-parser.c lexer.c ipsec-parser.h args.c args.h \
-confread.c confread.h keywords.c keywords.h cmp.c cmp.h \
+args.c args.h confread.c confread.h keywords.c keywords.h cmp.c cmp.h \
invokecharon.c invokecharon.h starterstroke.c starterstroke.h \
netkey.c netkey.h klips.c klips.h
starter_SOURCES = \
starter.c files.h \
parser/parser.y parser/lexer.l parser/conf_parser.c parser/conf_parser.h \
-parser.y lexer.l ipsec-parser.h args.c args.h \
-confread.c confread.h keywords.c keywords.h cmp.c cmp.h \
+args.c args.h confread.c confread.h keywords.c keywords.h cmp.c cmp.h \
invokecharon.c invokecharon.h starterstroke.c starterstroke.h \
netkey.c netkey.h klips.c klips.h
EXTRA_DIST = keywords.txt ipsec.conf Android.mk
MAINTAINERCLEANFILES = keywords.c
-BUILT_SOURCES = keywords.c parser.h parser/parser.h
+BUILT_SOURCES = keywords.c parser/parser.h
if USE_CHARON
AM_CPPFLAGS += -DSTART_CHARON
+++ /dev/null
-/* strongSwan config file parser
- * Copyright (C) 2001-2002 Mathieu Lafon - Arkoon Network Security
- *
- * 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. See <http://www.fsf.org/copyleft/gpl.txt>.
- *
- * 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.
- */
-
-#ifndef _IPSEC_PARSER_H_
-#define _IPSEC_PARSER_H_
-
-#include "keywords.h"
-
-typedef struct kw_list kw_list_t;
-
-struct kw_list {
- kw_entry_t *entry;
- char *value;
- kw_list_t *next;
-};
-
-typedef struct section_list section_list_t;
-
-struct section_list {
- char *name;
- kw_list_t *kw;
- section_list_t *next;
-};
-
-typedef struct config_parsed config_parsed_t;
-
-struct config_parsed {
- kw_list_t *config_setup;
- section_list_t *conn_first, *conn_last;
- section_list_t *ca_first, *ca_last;
-};
-
-config_parsed_t *parser_load_conf (const char *file);
-void parser_free_conf (config_parsed_t *cfg);
-
-#endif /* _IPSEC_PARSER_H_ */
-
+++ /dev/null
-%option noinput
-%option nounput
-%{
-/* FreeS/WAN config file parser (parser.l)
- * Copyright (C) 2001 Mathieu Lafon - Arkoon Network Security
- *
- * 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. See <http://www.fsf.org/copyleft/gpl.txt>.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- */
-
-#include <string.h>
-#include <stdlib.h>
-
-#ifdef HAVE_GLOB_H
-#include <glob.h>
-#endif
-
-#include "parser.h"
-
-#define MAX_INCLUDE_DEPTH 20
-
-extern void yyerror(const char *);
-extern int yylex(void);
-extern int yylex_destroy(void);
-
-static struct {
- int stack_ptr;
- YY_BUFFER_STATE stack[MAX_INCLUDE_DEPTH];
- FILE *file[MAX_INCLUDE_DEPTH];
- unsigned int line[MAX_INCLUDE_DEPTH];
- char *filename[MAX_INCLUDE_DEPTH];
-} __parser_y_private;
-
-void _parser_y_error(char *b, int size, const char *s);
-void _parser_y_init (const char *f);
-void _parser_y_fini (void);
-int _parser_y_include (const char *filename);
-
-void _parser_y_error(char *b, int size, const char *s)
-{
- extern char *yytext; // was: char yytext[];
-
- snprintf(b, size, "%s:%d: %s [%s]",
- __parser_y_private.filename[__parser_y_private.stack_ptr],
- __parser_y_private.line[__parser_y_private.stack_ptr],
- s, yytext);
-}
-
-void _parser_y_init (const char *f)
-{
- memset(&__parser_y_private, 0, sizeof(__parser_y_private));
- __parser_y_private.line[0] = 1;
- __parser_y_private.filename[0] = strdup(f);
-}
-
-void _parser_y_fini (void)
-{
- unsigned int i;
-
- for (i = 0; i < MAX_INCLUDE_DEPTH; i++)
- {
- if (__parser_y_private.filename[i])
- free(__parser_y_private.filename[i]);
- if (__parser_y_private.file[i])
- fclose(__parser_y_private.file[i]);
- }
- memset(&__parser_y_private, 0, sizeof(__parser_y_private));
- yylex_destroy();
-}
-
-/**
- * parse the file located at filename
- */
-int include_file(char *filename)
-{
- unsigned int p = __parser_y_private.stack_ptr + 1;
- FILE *f;
-
- if (p >= MAX_INCLUDE_DEPTH)
- {
- yyerror("max inclusion depth reached");
- return 1;
- }
-
- f = fopen(filename, "r");
- if (!f)
- {
- yyerror("can't open include filename");
- return 0; /* ignore this error */
- }
-
- __parser_y_private.stack_ptr++;
- __parser_y_private.file[p] = f;
- __parser_y_private.stack[p] = YY_CURRENT_BUFFER;
- __parser_y_private.line[p] = 1;
- __parser_y_private.filename[p] = strdup(filename);
-
- yy_switch_to_buffer(yy_create_buffer(f, YY_BUF_SIZE));
- return 0;
-}
-
-int _parser_y_include (const char *filename)
-{
- int ret = 0;
-#ifdef HAVE_GLOB_H
- {
- glob_t files;
- int i;
-
- ret = glob(filename, GLOB_ERR, NULL, &files);
- if (ret)
- {
- const char *err;
-
- switch (ret)
- {
- case GLOB_NOSPACE:
- err = "include files ran out of memory";
- break;
- case GLOB_ABORTED:
- err = "include files aborted due to read error";
- break;
- case GLOB_NOMATCH:
- err = "include files found no matches";
- break;
- default:
- err = "unknown include files error";
- }
- globfree(&files);
- yyerror(err);
- return 1;
- }
-
- for (i = 0; i < files.gl_pathc; i++)
- {
- if ((ret = include_file(files.gl_pathv[i])))
- {
- break;
- }
- }
- globfree(&files);
- }
-#else /* HAVE_GLOB_H */
- /* if glob(3) is not available, try to load pattern directly */
- ret = include_file(filename);
-#endif /* HAVE_GLOB_H */
- return ret;
-}
-
-%}
-
-%%
-
-<<EOF>> {
- if (__parser_y_private.filename[__parser_y_private.stack_ptr]) {
- free(__parser_y_private.filename[__parser_y_private.stack_ptr]);
- __parser_y_private.filename[__parser_y_private.stack_ptr] = NULL;
- }
- if (__parser_y_private.file[__parser_y_private.stack_ptr]) {
- fclose(__parser_y_private.file[__parser_y_private.stack_ptr]);
- __parser_y_private.file[__parser_y_private.stack_ptr] = NULL;
- yy_delete_buffer (YY_CURRENT_BUFFER);
- yy_switch_to_buffer
- (__parser_y_private.stack[__parser_y_private.stack_ptr]);
- }
- if (--__parser_y_private.stack_ptr < 0) {
- yyterminate();
- }
-}
-
-^[\t ]+ return FIRST_SPACES;
-
-[\t ]+ /* ignore spaces in line */ ;
-
-= return EQUAL;
-
-\n|#.*\n {
- __parser_y_private.line[__parser_y_private.stack_ptr]++;
- return EOL;
- }
-
-config return CONFIG;
-setup return SETUP;
-conn return CONN;
-ca return CA;
-include return INCLUDE;
-version return FILE_VERSION;
-
-[^\"= \t\n]+ {
- yylval.s = strdup(yytext);
- return STRING;
- }
-
-\"[^\"\n]*\" {
- yylval.s = strdup(yytext+1);
- if (yylval.s) yylval.s[strlen(yylval.s)-1]='\0';
- return STRING;
- }
-
-. yyerror(yytext);
-
-%%
-
-int yywrap(void)
-{
- return 1;
-}
-
+++ /dev/null
-%{
-/* strongSwan config file parser (parser.y)
- * Copyright (C) 2001 Mathieu Lafon - Arkoon Network Security
- *
- * 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. See <http://www.fsf.org/copyleft/gpl.txt>.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <library.h>
-#include <utils/debug.h>
-
-#include "ipsec-parser.h"
-
-#define YYERROR_VERBOSE
-#define ERRSTRING_LEN 256
-
-/**
- * Bison
- */
-static char parser_errstring[ERRSTRING_LEN+1];
-
-extern void yyerror(const char *s);
-extern int yylex (void);
-extern void _parser_y_error(char *b, int size, const char *s);
-
-/**
- * Static Globals
- */
-static int _save_errors_;
-static config_parsed_t *_parser_cfg;
-static kw_list_t **_parser_kw, *_parser_kw_last;
-static char errbuf[ERRSTRING_LEN+1];
-
-/**
- * Gperf
- */
-extern kw_entry_t *in_word_set (char *str, unsigned int len);
-
-%}
-
-%union { char *s; };
-%token EQUAL FIRST_SPACES EOL CONFIG SETUP CONN CA INCLUDE FILE_VERSION
-%token <s> STRING
-
-%%
-
-/*
- * Config file
- */
-
-config_file:
- config_file section_or_include
- | /* NULL */
- ;
-
-section_or_include:
- FILE_VERSION STRING EOL
- {
- free($2);
- }
- | CONFIG SETUP EOL
- {
- _parser_kw = &(_parser_cfg->config_setup);
- _parser_kw_last = NULL;
- } kw_section
- | CONN STRING EOL
- {
- section_list_t *section = malloc_thing(section_list_t);
-
- section->name = strdupnull($2);
- section->kw = NULL;
- section->next = NULL;
- _parser_kw = &(section->kw);
- if (!_parser_cfg->conn_first)
- _parser_cfg->conn_first = section;
- if (_parser_cfg->conn_last)
- _parser_cfg->conn_last->next = section;
- _parser_cfg->conn_last = section;
- _parser_kw_last = NULL;
- free($2);
- } kw_section
- | CA STRING EOL
- {
- section_list_t *section = malloc_thing(section_list_t);
- section->name = strdupnull($2);
- section->kw = NULL;
- section->next = NULL;
- _parser_kw = &(section->kw);
- if (!_parser_cfg->ca_first)
- _parser_cfg->ca_first = section;
- if (_parser_cfg->ca_last)
- _parser_cfg->ca_last->next = section;
- _parser_cfg->ca_last = section;
- _parser_kw_last = NULL;
- free($2);
- } kw_section
- | INCLUDE STRING
- {
- extern void _parser_y_include (const char *f);
- _parser_y_include($2);
- free($2);
- } EOL
- | EOL
- ;
-
-kw_section:
- FIRST_SPACES statement_kw EOL kw_section
- |
- ;
-
-statement_kw:
- STRING EQUAL STRING
- {
- kw_list_t *new;
- kw_entry_t *entry = in_word_set($1, strlen($1));
-
- if (entry == NULL)
- {
- snprintf(errbuf, ERRSTRING_LEN, "unknown keyword '%s'", $1);
- yyerror(errbuf);
- }
- else if (_parser_kw)
- {
- new = (kw_list_t *)malloc_thing(kw_list_t);
- new->entry = entry;
- new->value = strdupnull($3);
- new->next = NULL;
- if (_parser_kw_last)
- _parser_kw_last->next = new;
- _parser_kw_last = new;
- if (!*_parser_kw)
- *_parser_kw = new;
- }
- free($1);
- free($3);
- }
- | STRING EQUAL
- {
- free($1);
- }
- |
- ;
-
-%%
-
-void yyerror(const char *s)
-{
- if (_save_errors_)
- _parser_y_error(parser_errstring, ERRSTRING_LEN, s);
-}
-
-config_parsed_t *parser_load_conf(const char *file)
-{
- config_parsed_t *cfg = NULL;
- int err = 0;
- FILE *f;
-
- extern void _parser_y_init(const char *f);
- extern void _parser_y_fini(void);
- extern FILE *yyin;
-
- memset(parser_errstring, 0, ERRSTRING_LEN+1);
-
- cfg = (config_parsed_t *)malloc_thing(config_parsed_t);
- if (cfg)
- {
- memset(cfg, 0, sizeof(config_parsed_t));
- f = fopen(file, "r");
- if (f)
- {
- yyin = f;
- _parser_y_init(file);
- _save_errors_ = 1;
- _parser_cfg = cfg;
-
- if (yyparse() !=0 )
- {
- if (parser_errstring[0] == '\0')
- {
- snprintf(parser_errstring, ERRSTRING_LEN, "Unknown error...");
- }
- _save_errors_ = 0;
- while (yyparse() != 0);
- err++;
- }
- else if (parser_errstring[0] != '\0')
- {
- err++;
- }
- else
- {
- /**
- * Config valid
- */
- }
-
- fclose(f);
- }
- else
- {
- snprintf(parser_errstring, ERRSTRING_LEN, "can't load file '%s'", file);
- err++;
- }
- }
- else
- {
- snprintf(parser_errstring, ERRSTRING_LEN, "can't allocate memory");
- err++;
- }
-
- if (err)
- {
- DBG1(DBG_APP, "%s", parser_errstring);
-
- if (cfg)
- parser_free_conf(cfg);
- cfg = NULL;
- }
-
- _parser_y_fini();
- return cfg;
-}
-
-static void parser_free_kwlist(kw_list_t *list)
-{
- kw_list_t *elt;
-
- while (list)
- {
- elt = list;
- list = list->next;
- free(elt->value);
- free(elt);
- }
-}
-
-void parser_free_conf(config_parsed_t *cfg)
-{
- section_list_t *sec;
- if (cfg)
- {
- parser_free_kwlist(cfg->config_setup);
- while (cfg->conn_first)
- {
- sec = cfg->conn_first;
- cfg->conn_first = cfg->conn_first->next;
- free(sec->name);
- parser_free_kwlist(sec->kw);
- free(sec);
- }
- while (cfg->ca_first)
- {
- sec = cfg->ca_first;
- cfg->ca_first = cfg->ca_first->next;
- free(sec->name);
- parser_free_kwlist(sec->kw);
- free(sec);
- }
- free(cfg);
- }
-}
projects / strongswan.git / commitdiff