1998-08-09 08:43:13 +08:00
|
|
|
/*
|
1998-12-29 04:53:15 +08:00
|
|
|
* Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
|
|
|
|
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
|
|
|
|
*/
|
|
|
|
/* Portions
|
1998-08-09 08:43:13 +08:00
|
|
|
* Copyright (c) 1993, 1994 Regents of the University of Michigan.
|
|
|
|
* All rights reserved.
|
|
|
|
*
|
|
|
|
* Redistribution and use in source and binary forms are permitted
|
|
|
|
* provided that this notice is preserved and that due credit is given
|
|
|
|
* to the University of Michigan at Ann Arbor. The name of the University
|
|
|
|
* may not be used to endorse or promote products derived from this
|
|
|
|
* software without specific prior written permission. This software
|
|
|
|
* is provided ``as is'' without express or implied warranty.
|
|
|
|
*
|
|
|
|
* dsparse.c: parsing routines used by display template and search
|
|
|
|
* preference file library routines for LDAP clients.
|
|
|
|
*
|
|
|
|
* 7 March 1994 by Mark C Smith
|
|
|
|
*/
|
|
|
|
|
1998-10-25 09:41:42 +08:00
|
|
|
#include "portable.h"
|
|
|
|
|
1998-08-09 08:43:13 +08:00
|
|
|
#include <stdio.h>
|
|
|
|
#include <stdlib.h>
|
1998-10-25 09:41:42 +08:00
|
|
|
|
|
|
|
#include <ac/ctype.h>
|
|
|
|
#include <ac/string.h>
|
|
|
|
#include <ac/time.h>
|
|
|
|
|
|
|
|
#ifdef HAVE_SYS_FILE_H
|
1998-08-09 08:43:13 +08:00
|
|
|
#include <sys/file.h>
|
1998-10-25 09:41:42 +08:00
|
|
|
#endif
|
1998-08-09 08:43:13 +08:00
|
|
|
|
1998-10-26 09:18:41 +08:00
|
|
|
#include "ldap-int.h"
|
1998-08-09 08:43:13 +08:00
|
|
|
|
1998-10-25 09:41:42 +08:00
|
|
|
static int next_line LDAP_P(( char **bufp, long *blenp, char **linep ));
|
|
|
|
static char *next_token LDAP_P(( char ** sp ));
|
1998-08-09 08:43:13 +08:00
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
next_line_tokens( char **bufp, long *blenp, char ***toksp )
|
|
|
|
{
|
|
|
|
char *p, *line, *token, **toks;
|
|
|
|
int rc, tokcnt;
|
|
|
|
|
|
|
|
*toksp = NULL;
|
|
|
|
|
|
|
|
if (( rc = next_line( bufp, blenp, &line )) <= 0 ) {
|
|
|
|
return( rc );
|
|
|
|
}
|
|
|
|
|
|
|
|
if (( toks = (char **)calloc( 1, sizeof( char * ))) == NULL ) {
|
|
|
|
free( line );
|
|
|
|
return( -1 );
|
|
|
|
}
|
|
|
|
tokcnt = 0;
|
|
|
|
|
|
|
|
p = line;
|
|
|
|
while (( token = next_token( &p )) != NULL ) {
|
|
|
|
if (( toks = (char **)realloc( toks, ( tokcnt + 2 ) *
|
|
|
|
sizeof( char * ))) == NULL ) {
|
|
|
|
free( (char *)toks );
|
|
|
|
free( line );
|
|
|
|
return( -1 );
|
|
|
|
}
|
|
|
|
toks[ tokcnt ] = token;
|
|
|
|
toks[ ++tokcnt ] = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( tokcnt == 1 && strcasecmp( toks[ 0 ], "END" ) == 0 ) {
|
|
|
|
tokcnt = 0;
|
|
|
|
free_strarray( toks );
|
|
|
|
toks = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
free( line );
|
|
|
|
|
|
|
|
if ( tokcnt == 0 ) {
|
|
|
|
if ( toks != NULL ) {
|
|
|
|
free( (char *)toks );
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
*toksp = toks;
|
|
|
|
}
|
|
|
|
|
|
|
|
return( tokcnt );
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static int
|
|
|
|
next_line( char **bufp, long *blenp, char **linep )
|
|
|
|
{
|
|
|
|
char *linestart, *line, *p;
|
|
|
|
long plen;
|
|
|
|
|
|
|
|
linestart = *bufp;
|
|
|
|
p = *bufp;
|
|
|
|
plen = *blenp;
|
|
|
|
|
|
|
|
do {
|
|
|
|
for ( linestart = p; plen > 0; ++p, --plen ) {
|
|
|
|
if ( *p == '\r' ) {
|
|
|
|
if ( plen > 1 && *(p+1) == '\n' ) {
|
|
|
|
++p;
|
|
|
|
--plen;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( *p == '\n' ) {
|
|
|
|
if ( plen > 1 && *(p+1) == '\r' ) {
|
|
|
|
++p;
|
|
|
|
--plen;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
++p;
|
|
|
|
--plen;
|
|
|
|
} while ( plen > 0 && ( *linestart == '#' || linestart + 1 == p ));
|
|
|
|
|
|
|
|
|
|
|
|
*bufp = p;
|
|
|
|
*blenp = plen;
|
|
|
|
|
|
|
|
|
|
|
|
if ( plen <= 0 ) {
|
|
|
|
*linep = NULL;
|
|
|
|
return( 0 ); /* end of file */
|
|
|
|
}
|
|
|
|
|
|
|
|
if (( line = malloc( p - linestart )) == NULL ) {
|
|
|
|
*linep = NULL;
|
|
|
|
return( -1 ); /* fatal error */
|
|
|
|
}
|
|
|
|
|
|
|
|
(void) memcpy( line, linestart, p - linestart );
|
|
|
|
line[ p - linestart - 1 ] = '\0';
|
|
|
|
*linep = line;
|
|
|
|
return( strlen( line ));
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static char *
|
|
|
|
next_token( char **sp )
|
|
|
|
{
|
|
|
|
int in_quote = 0;
|
|
|
|
char *p, *tokstart, *t;
|
|
|
|
|
|
|
|
if ( **sp == '\0' ) {
|
|
|
|
return( NULL );
|
|
|
|
}
|
|
|
|
|
|
|
|
p = *sp;
|
|
|
|
|
|
|
|
while ( isspace( *p )) { /* skip leading white space */
|
|
|
|
++p;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( *p == '\0' ) {
|
|
|
|
return( NULL );
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( *p == '\"' ) {
|
|
|
|
in_quote = 1;
|
|
|
|
++p;
|
|
|
|
}
|
|
|
|
t = tokstart = p;
|
|
|
|
|
|
|
|
for ( ;; ) {
|
|
|
|
if ( *p == '\0' || ( isspace( *p ) && !in_quote )) {
|
|
|
|
if ( *p != '\0' ) {
|
|
|
|
++p;
|
|
|
|
}
|
|
|
|
*t++ = '\0'; /* end of token */
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if ( *p == '\"' ) {
|
|
|
|
in_quote = !in_quote;
|
|
|
|
++p;
|
|
|
|
} else {
|
|
|
|
*t++ = *p++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
*sp = p;
|
|
|
|
|
|
|
|
if ( t == tokstart ) {
|
|
|
|
return( NULL );
|
|
|
|
}
|
|
|
|
|
1999-01-15 22:49:03 +08:00
|
|
|
return( strdup( tokstart ));
|
1998-08-09 08:43:13 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
free_strarray( char **sap )
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if ( sap != NULL ) {
|
|
|
|
for ( i = 0; sap[ i ] != NULL; ++i ) {
|
|
|
|
free( sap[ i ] );
|
|
|
|
}
|
|
|
|
free( (char *)sap );
|
|
|
|
}
|
|
|
|
}
|