+/* $OpenLDAP$ */
/*
+ * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
+/* Portions
* Copyright (c) 1994 Regents of the University of Michigan.
* All rights reserved.
*
#include "portable.h"
-#ifndef lint
-static char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of Michigan.\nAll rights reserved.\n";
-#endif
-
#include <stdio.h>
-#include <stdlib.h>
+
+#include <ac/stdlib.h>
#include <ac/ctype.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
-#include "lber.h"
-#include "ldap.h"
+#include "ldap-int.h"
+
+#define NAME_TYPE_LDAP_RDN 0
+#define NAME_TYPE_LDAP_DN 1
+#define NAME_TYPE_DCE_DN 2
+
+static char **explode_name( const char *name, int notypes, int is_type );
char *
ldap_get_dn( LDAP *ld, LDAPMessage *entry )
}
tmp = *entry->lm_ber; /* struct copy */
- if ( ber_scanf( &tmp, "{a", &dn ) == LBER_ERROR ) {
+ if ( ber_scanf( &tmp, "{a" /*}*/, &dn ) == LBER_ERROR ) {
ld->ld_errno = LDAP_DECODING_ERROR;
return( NULL );
}
}
char *
-ldap_dn2ufn( char *dn )
+ldap_dn2ufn( LDAP_CONST char *dn )
{
- char *p, *ufn, *r;
- int state;
+ char *ufn;
+ char **vals;
Debug( LDAP_DEBUG_TRACE, "ldap_dn2ufn\n", 0, 0, 0 );
- if ( ldap_is_dns_dn( dn ) || ( p = strchr( dn, '=' )) == NULL )
- return( strdup( dn ));
+ /* produces completely untyped UFNs */
- ufn = strdup( ++p );
+ if( dn == NULL ) {
+ return NULL;
+ }
-#define INQUOTE 1
-#define OUTQUOTE 2
- state = OUTQUOTE;
- for ( p = ufn, r = ufn; *p; p++ ) {
- switch ( *p ) {
- case '\\':
- if ( *++p == '\0' )
- p--;
- else {
- *r++ = '\\';
- *r++ = *p;
- }
- break;
- case '"':
- if ( state == INQUOTE )
- state = OUTQUOTE;
- else
- state = INQUOTE;
- *r++ = *p;
- break;
- case ';':
- case ',':
- if ( state == OUTQUOTE )
- *r++ = ',';
- else
- *r++ = *p;
- break;
- case '=':
- if ( state == INQUOTE )
- *r++ = *p;
- else {
- char *rsave = r;
-
- *r-- = '\0';
- while ( !isspace( *r ) && *r != ';'
- && *r != ',' && r > ufn )
- r--;
- r++;
-
- if ( strcasecmp( r, "c" )
- && strcasecmp( r, "o" )
- && strcasecmp( r, "ou" )
- && strcasecmp( r, "st" )
- && strcasecmp( r, "l" )
- && strcasecmp( r, "cn" ) ) {
- r = rsave;
- *r++ = '=';
- }
- }
- break;
- default:
- *r++ = *p;
- break;
- }
+ vals = ldap_explode_dn( dn , 1 );
+ if( vals == NULL ) {
+ return NULL;
}
- *r = '\0';
- return( ufn );
+ ufn = ldap_charray2str( vals, ", " );
+
+ ldap_memvfree( vals );
+ return ufn;
}
char **
-ldap_explode_dns( char *dn )
+ldap_explode_dn( LDAP_CONST char *dn, int notypes )
{
- int ncomps, maxcomps;
- char *s;
- char **rdns;
+ Debug( LDAP_DEBUG_TRACE, "ldap_explode_dn\n", 0, 0, 0 );
- if ( (rdns = (char **) malloc( 8 * sizeof(char *) )) == NULL ) {
- return( NULL );
+ return explode_name( dn, notypes, NAME_TYPE_LDAP_DN );
+}
+
+char **
+ldap_explode_rdn( LDAP_CONST char *rdn, int notypes )
+{
+ Debug( LDAP_DEBUG_TRACE, "ldap_explode_rdn\n", 0, 0, 0 );
+ return explode_name( rdn, notypes, NAME_TYPE_LDAP_RDN );
+}
+
+char *
+ldap_dn2dcedn( LDAP_CONST char *dn )
+{
+ char *dce, *q, **rdns, **p;
+ int len = 0;
+
+ Debug( LDAP_DEBUG_TRACE, "ldap_dn2dcedn\n", 0, 0, 0 );
+
+ rdns = explode_name( dn, 0, NAME_TYPE_LDAP_DN );
+ if ( rdns == NULL ) {
+ return NULL;
+ }
+
+ for ( p = rdns; *p != NULL; p++ ) {
+ len += strlen( *p ) + 1;
}
- maxcomps = 8;
- ncomps = 0;
- for ( s = strtok( dn, "@." ); s != NULL; s = strtok( NULL, "@." ) ) {
- if ( ncomps == maxcomps ) {
- maxcomps *= 2;
- if ( (rdns = (char **) realloc( rdns, maxcomps *
- sizeof(char *) )) == NULL ) {
- return( NULL );
- }
- }
- rdns[ncomps++] = strdup( s );
+ q = dce = LDAP_MALLOC( len + 1 );
+ if ( dce == NULL ) {
+ return NULL;
+ }
+
+ p--; /* get back past NULL */
+
+ for ( ; p != rdns; p-- ) {
+ strcpy( q, "/" );
+ q++;
+ strcpy( q, *p );
+ q += strlen( *p );
}
- rdns[ncomps] = NULL;
- return( rdns );
+ strcpy( q, "/" );
+ q++;
+ strcpy( q, *p );
+
+ return dce;
}
-char **
-ldap_explode_dn( char *dn, int notypes )
+char *
+ldap_dcedn2dn( LDAP_CONST char *dce )
{
- char *p, *q, *rdnstart, **rdns = NULL;
- int state, count = 0, endquote, len;
+ char *dn, *q, **rdns, **p;
+ int len;
- Debug( LDAP_DEBUG_TRACE, "ldap_explode_dn\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "ldap_dcedn2dn\n", 0, 0, 0 );
+
+ rdns = explode_name( dce, 0, NAME_TYPE_DCE_DN );
+ if ( rdns == NULL ) {
+ return NULL;
+ }
+
+ len = 0;
+
+ for ( p = rdns; *p != NULL; p++ ) {
+ len += strlen( *p ) + 1;
+ }
+
+ q = dn = LDAP_MALLOC( len );
+ if ( dn == NULL ) {
+ return NULL;
+ }
- if ( ldap_is_dns_dn( dn ) ) {
- return( ldap_explode_dns( dn ) );
+ p--;
+
+ for ( ; p != rdns; p-- ) {
+ strcpy( q, *p );
+ q += strlen( *p );
+ strcpy( q, "," );
+ q++;
+ }
+
+ if ( *dce == '/' ) {
+ /* the name was fully qualified, thus the most-significant
+ * RDN was empty. trash the last comma */
+ q--;
+ *q = '\0';
+ } else {
+ /* the name was relative. copy the most significant RDN */
+ strcpy( q, *p );
}
- rdnstart = dn;
- p = dn-1;
+ return dn;
+}
+
+#define INQUOTE 1
+#define OUTQUOTE 2
+
+static char **
+explode_name( const char *name, int notypes, int is_type )
+{
+ const char *p, *q, *rdn;
+ char **parts = NULL;
+ int offset, state, have_equals, count = 0, endquote, len;
+
+ /* safe guard */
+ if(name == NULL) name = "";
+
+ /* skip leading whitespace */
+ while( ldap_utf8_isspace( name )) {
+ LDAP_UTF8_INCR( name );
+ }
+
+ p = rdn = name;
+ offset = 0;
state = OUTQUOTE;
+ have_equals=0;
do {
+ /* step forward */
+ p += offset;
+ offset = 1;
- ++p;
switch ( *p ) {
case '\\':
- if ( *++p == '\0' )
- p--;
+ if ( p[1] != '\0' ) {
+ offset = LDAP_UTF8_OFFSET(++p);
+ }
break;
case '"':
if ( state == INQUOTE )
else
state = INQUOTE;
break;
+ case '=':
+ if( state == OUTQUOTE ) have_equals++;
+ break;
+ case '+':
+ if (is_type == NAME_TYPE_LDAP_RDN)
+ goto end_part;
+ break;
+ case '/':
+ if (is_type == NAME_TYPE_DCE_DN)
+ goto end_part;
+ break;
case ';':
case ',':
+ if (is_type == NAME_TYPE_LDAP_DN)
+ goto end_part;
+ break;
case '\0':
+ end_part:
if ( state == OUTQUOTE ) {
++count;
- if ( rdns == NULL ) {
- if (( rdns = (char **)malloc( 8
+ have_equals=0;
+
+ if ( parts == NULL ) {
+ if (( parts = (char **)LDAP_MALLOC( 8
* sizeof( char *))) == NULL )
return( NULL );
} else if ( count >= 8 ) {
- if (( rdns = (char **)realloc( rdns,
+ if (( parts = (char **)LDAP_REALLOC( parts,
(count+1) * sizeof( char *)))
== NULL )
return( NULL );
}
- rdns[ count ] = NULL;
+
+ parts[ count ] = NULL;
endquote = 0;
+
if ( notypes ) {
- for ( q = rdnstart;
- q < p && *q != '='; ++q ) {
- ;
+ for ( q = rdn; q < p && *q != '='; ++q ) {
+ /* EMPTY */;
}
+
if ( q < p ) {
- rdnstart = ++q;
+ rdn = ++q;
}
- if ( *rdnstart == '"' ) {
- ++rdnstart;
+
+ if ( *rdn == '"' ) {
+ ++rdn;
}
- if ( *(p-1) == '"' ) {
+ if ( p[-1] == '"' ) {
endquote = 1;
--p;
}
}
- len = p - rdnstart;
- if (( rdns[ count-1 ] = (char *)calloc( 1,
- len + 1 )) != NULL ) {
- SAFEMEMCPY( rdns[ count-1 ], rdnstart,
- len );
- rdns[ count-1 ][ len ] = '\0';
+ len = p - rdn;
+
+ if (( parts[ count-1 ] = (char *)LDAP_CALLOC( 1,
+ len + 1 )) != NULL )
+ {
+ AC_MEMCPY( parts[ count-1 ], rdn, len );
+
+ if( !endquote ) {
+ /* skip trailing spaces */
+ while( len > 0 && ldap_utf8_isspace(
+ &parts[count-1][len-1] ) )
+ {
+ --len;
+ }
+ }
+
+ parts[ count-1 ][ len ] = '\0';
}
/*
if ( endquote == 1 )
p++;
- rdnstart = *p ? p + 1 : p;
- while ( isspace( *rdnstart ))
- ++rdnstart;
- }
- break;
+ rdn = *p ? &p[1] : p;
+ while ( ldap_utf8_isspace( rdn ) )
+ ++rdn;
+ } break;
}
} while ( *p );
- return( rdns );
+ return( parts );
}
-
-
-int
-ldap_is_dns_dn( char *dn )
-{
- return( dn[ 0 ] != '\0' && strchr( dn, '=' ) == NULL &&
- strchr( dn, ',' ) == NULL );
-}
-