3 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 * Copyright (c) 1994 Regents of the University of Michigan.
17 #include <ac/stdlib.h>
18 #include <ac/socket.h>
19 #include <ac/string.h>
23 #include "ldap_schema.h"
25 /* extension to UFN that turns trailing "dc=value" rdns in DNS style,
26 * e.g. "ou=People,dc=openldap,dc=org" => "People, openldap.org" */
30 /* parsing/printing routines */
31 static int str2strval( const char *str, struct berval *val,
32 const char **next, unsigned flags, unsigned *retFlags );
33 static int DCE2strval( const char *str, struct berval *val,
34 const char **next, unsigned flags );
35 static int IA52strval( const char *str, struct berval *val,
36 const char **next, unsigned flags );
37 static int quotedIA52strval( const char *str, struct berval *val,
38 const char **next, unsigned flags );
39 static int hexstr2binval( const char *str, struct berval *val,
40 const char **next, unsigned flags );
41 static int hexstr2bin( const char *str, char *c );
42 static int byte2hexpair( const char *val, char *pair );
43 static int binval2hexstr( struct berval *val, char *str );
44 static int strval2strlen( struct berval *val, unsigned flags,
46 static int strval2str( struct berval *val, char *str, unsigned flags,
48 static int strval2IA5strlen( struct berval *val, unsigned flags,
50 static int strval2IA5str( struct berval *val, char *str, unsigned flags,
52 static int strval2DCEstrlen( struct berval *val, unsigned flags,
54 static int strval2DCEstr( struct berval *val, char *str, unsigned flags,
56 static int strval2ADstrlen( struct berval *val, unsigned flags,
58 static int strval2ADstr( struct berval *val, char *str, unsigned flags,
60 static int dn2domain( LDAPDN *dn, struct berval *bv, int pos, int *iRDN );
63 static LDAPAVA * ldapava_new(
64 const struct berval *attr, const struct berval *val, unsigned flags );
66 /* Higher level helpers */
67 static int rdn2strlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len,
68 int ( *s2l )( struct berval *, unsigned, ber_len_t * ) );
69 static int rdn2str( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len,
70 int ( *s2s )( struct berval *, char *, unsigned, ber_len_t * ));
71 static int rdn2UFNstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len );
72 static int rdn2UFNstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len );
73 static int rdn2DCEstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len );
74 static int rdn2DCEstr( LDAPRDN *rdn, char *str, unsigned flag, ber_len_t *len, int first );
75 static int rdn2ADstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len );
76 static int rdn2ADstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first );
79 * RFC 1823 ldap_get_dn
82 ldap_get_dn( LDAP *ld, LDAPMessage *entry )
87 Debug( LDAP_DEBUG_TRACE, "ldap_get_dn\n", 0, 0, 0 );
89 if ( entry == NULL ) {
90 ld->ld_errno = LDAP_PARAM_ERROR;
94 tmp = *entry->lm_ber; /* struct copy */
95 if ( ber_scanf( &tmp, "{a" /*}*/, &dn ) == LBER_ERROR ) {
96 ld->ld_errno = LDAP_DECODING_ERROR;
104 * RFC 1823 ldap_dn2ufn
107 ldap_dn2ufn( LDAP_CONST char *dn )
111 Debug( LDAP_DEBUG_TRACE, "ldap_dn2ufn\n", 0, 0, 0 );
113 ( void )ldap_dn_normalize( dn, LDAP_DN_FORMAT_LDAP,
114 &out, LDAP_DN_FORMAT_UFN );
120 * RFC 1823 ldap_explode_dn
123 ldap_explode_dn( LDAP_CONST char *dn, int notypes )
126 char **values = NULL;
128 unsigned flag = notypes ? LDAP_DN_FORMAT_UFN : LDAP_DN_FORMAT_LDAPV3;
130 Debug( LDAP_DEBUG_TRACE, "ldap_explode_dn\n", 0, 0, 0 );
132 if ( ldap_str2dn( dn, &tmpDN, LDAP_DN_FORMAT_LDAP )
137 if( tmpDN == NULL ) {
138 values = LDAP_MALLOC( sizeof( char * ) );
139 if( values == NULL ) return NULL;
145 for ( iRDN = 0; tmpDN[ 0 ][ iRDN ]; iRDN++ );
147 values = LDAP_MALLOC( sizeof( char * ) * ( 1 + iRDN ) );
148 if ( values == NULL ) {
149 ldap_dnfree( tmpDN );
153 for ( iRDN = 0; tmpDN[ 0 ][ iRDN ]; iRDN++ ) {
154 ldap_rdn2str( tmpDN[ 0 ][ iRDN ], &values[ iRDN ], flag );
156 ldap_dnfree( tmpDN );
157 values[ iRDN ] = NULL;
163 ldap_explode_rdn( LDAP_CONST char *rdn, int notypes )
166 char **values = NULL;
170 Debug( LDAP_DEBUG_TRACE, "ldap_explode_rdn\n", 0, 0, 0 );
173 * we only parse the first rdn
174 * FIXME: we prefer efficiency over checking if the _ENTIRE_
177 if ( ldap_str2rdn( rdn, &tmpRDN, (char **) &p, LDAP_DN_FORMAT_LDAP )
182 for ( iAVA = 0; tmpRDN[ 0 ][ iAVA ]; iAVA++ ) ;
183 values = LDAP_MALLOC( sizeof( char * ) * ( 1 + iAVA ) );
184 if ( values == NULL ) {
185 ldap_rdnfree( tmpRDN );
189 for ( iAVA = 0; tmpRDN[ 0 ][ iAVA ]; iAVA++ ) {
190 ber_len_t l = 0, vl, al = 0;
192 LDAPAVA *ava = tmpRDN[ 0 ][ iAVA ];
194 if ( ava->la_flags == LDAP_AVA_BINARY ) {
195 vl = 1 + 2 * ava->la_value.bv_len;
198 if ( strval2strlen( &ava->la_value,
199 ava->la_flags, &vl ) ) {
205 al = ava->la_attr.bv_len;
206 l = vl + ava->la_attr.bv_len + 1;
208 str = LDAP_MALLOC( l + 1 );
209 AC_MEMCPY( str, ava->la_attr.bv_val,
210 ava->la_attr.bv_len );
215 str = LDAP_MALLOC( l + 1 );
218 if ( ava->la_flags == LDAP_AVA_BINARY ) {
220 if ( binval2hexstr( &ava->la_value, &str[ al ] ) ) {
225 if ( strval2str( &ava->la_value, &str[ al ],
226 ava->la_flags, &vl ) ) {
232 values[ iAVA ] = str;
234 values[ iAVA ] = NULL;
236 ldap_rdnfree( tmpRDN );
241 LBER_VFREE( values );
242 ldap_rdnfree( tmpRDN );
247 ldap_dn2dcedn( LDAP_CONST char *dn )
251 Debug( LDAP_DEBUG_TRACE, "ldap_dn2dcedn\n", 0, 0, 0 );
253 ( void )ldap_dn_normalize( dn, LDAP_DN_FORMAT_LDAP,
254 &out, LDAP_DN_FORMAT_DCE );
260 ldap_dcedn2dn( LDAP_CONST char *dce )
264 Debug( LDAP_DEBUG_TRACE, "ldap_dcedn2dn\n", 0, 0, 0 );
266 ( void )ldap_dn_normalize( dce, LDAP_DN_FORMAT_DCE, &out, LDAP_DN_FORMAT_LDAPV3 );
272 ldap_dn2ad_canonical( LDAP_CONST char *dn )
276 Debug( LDAP_DEBUG_TRACE, "ldap_dn2ad_canonical\n", 0, 0, 0 );
278 ( void )ldap_dn_normalize( dn, LDAP_DN_FORMAT_LDAP,
279 &out, LDAP_DN_FORMAT_AD_CANONICAL );
285 * function that changes the string representation of dnin
286 * from ( fin & LDAP_DN_FORMAT_MASK ) to ( fout & LDAP_DN_FORMAT_MASK )
289 * LDAP_DN_FORMAT_LDAP (rfc 2253 and ldapbis liberal,
290 * plus some rfc 1779)
291 * LDAP_DN_FORMAT_LDAPV3 (rfc 2253 and ldapbis)
292 * LDAP_DN_FORMAT_LDAPV2 (rfc 1779)
293 * LDAP_DN_FORMAT_DCE (?)
295 * fout can be any of the above except
296 * LDAP_DN_FORMAT_LDAP
298 * LDAP_DN_FORMAT_UFN (rfc 1781, partial and with extensions)
299 * LDAP_DN_FORMAT_AD_CANONICAL (?)
302 ldap_dn_normalize( LDAP_CONST char *dnin,
303 unsigned fin, char **dnout, unsigned fout )
306 LDAPDN *tmpDN = NULL;
308 Debug( LDAP_DEBUG_TRACE, "ldap_dn_normalize\n", 0, 0, 0 );
314 if ( dnin == NULL ) {
315 return( LDAP_SUCCESS );
318 rc = ldap_str2dn( dnin , &tmpDN, fin );
319 if ( rc != LDAP_SUCCESS ) {
323 rc = ldap_dn2str( tmpDN, dnout, fout );
325 ldap_dnfree( tmpDN );
333 /* #define B4ATTRTYPE 0x0001 */
334 #define B4OIDATTRTYPE 0x0002
335 #define B4STRINGATTRTYPE 0x0003
337 #define B4AVAEQUALS 0x0100
338 #define B4AVASEP 0x0200
339 #define B4RDNSEP 0x0300
340 #define GOTAVA 0x0400
342 #define B4ATTRVALUE 0x0010
343 #define B4STRINGVALUE 0x0020
344 #define B4IA5VALUEQUOTED 0x0030
345 #define B4IA5VALUE 0x0040
346 #define B4BINARYVALUE 0x0050
349 * Helpers (mostly from slap.h)
350 * c is assumed to Unicode in an ASCII compatible format (UTF-8)
351 * Macros assume "C" Locale (ASCII)
353 #define LDAP_DN_ASCII_SPACE(c) \
354 ( (c) == ' ' || (c) == '\t' || (c) == '\n' || (c) == '\r' )
355 #define LDAP_DN_ASCII_LOWER(c) LDAP_LOWER(c)
356 #define LDAP_DN_ASCII_UPPER(c) LDAP_UPPER(c)
357 #define LDAP_DN_ASCII_ALPHA(c) LDAP_ALPHA(c)
359 #define LDAP_DN_ASCII_DIGIT(c) LDAP_DIGIT(c)
360 #define LDAP_DN_ASCII_LCASE_HEXALPHA(c) LDAP_HEXLOWER(c)
361 #define LDAP_DN_ASCII_UCASE_HEXALPHA(c) LDAP_HEXUPPER(c)
362 #define LDAP_DN_ASCII_HEXDIGIT(c) LDAP_HEX(c)
363 #define LDAP_DN_ASCII_ALNUM(c) LDAP_ALNUM(c)
364 #define LDAP_DN_ASCII_PRINTABLE(c) ( (c) >= ' ' && (c) <= '~' )
367 #define LDAP_DN_OID_LEADCHAR(c) LDAP_DIGIT(c)
368 #define LDAP_DN_DESC_LEADCHAR(c) LDAP_ALPHA(c)
369 #define LDAP_DN_DESC_CHAR(c) LDAP_LDH(c)
370 #define LDAP_DN_LANG_SEP(c) ( (c) == ';' )
371 #define LDAP_DN_ATTRDESC_CHAR(c) \
372 ( LDAP_DN_DESC_CHAR(c) || LDAP_DN_LANG_SEP(c) )
374 /* special symbols */
375 #define LDAP_DN_AVA_EQUALS(c) ( (c) == '=' )
376 #define LDAP_DN_AVA_SEP(c) ( (c) == '+' )
377 #define LDAP_DN_RDN_SEP(c) ( (c) == ',' )
378 #define LDAP_DN_RDN_SEP_V2(c) ( LDAP_DN_RDN_SEP(c) || (c) == ';' )
379 #define LDAP_DN_OCTOTHORPE(c) ( (c) == '#' )
380 #define LDAP_DN_QUOTES(c) ( (c) == '\"' )
381 #define LDAP_DN_ESCAPE(c) ( (c) == '\\' )
382 #define LDAP_DN_VALUE_END(c) \
383 ( LDAP_DN_RDN_SEP(c) || LDAP_DN_AVA_SEP(c) )
384 #define LDAP_DN_NE(c) \
385 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_SEP(c) \
386 || LDAP_DN_QUOTES(c) || (c) == '<' || (c) == '>' )
387 #define LDAP_DN_MAYESCAPE(c) \
388 ( LDAP_DN_ESCAPE(c) || LDAP_DN_NE(c) \
389 || LDAP_DN_ASCII_SPACE(c) || LDAP_DN_OCTOTHORPE(c) )
390 #define LDAP_DN_NEEDESCAPE(c) \
391 ( LDAP_DN_ESCAPE(c) || LDAP_DN_NE(c) )
392 #define LDAP_DN_NEEDESCAPE_LEAD(c) LDAP_DN_MAYESCAPE(c)
393 #define LDAP_DN_NEEDESCAPE_TRAIL(c) \
394 ( LDAP_DN_ASCII_SPACE(c) || LDAP_DN_NEEDESCAPE(c) )
395 #define LDAP_DN_WILLESCAPE_CHAR(c) \
396 ( LDAP_DN_RDN_SEP(c) || LDAP_DN_AVA_SEP(c) || LDAP_DN_ESCAPE(c) )
397 #define LDAP_DN_IS_PRETTY(f) ( (f) & LDAP_DN_PRETTY )
398 #define LDAP_DN_WILLESCAPE_HEX(f, c) \
399 ( ( !LDAP_DN_IS_PRETTY( f ) ) && LDAP_DN_WILLESCAPE_CHAR(c) )
402 #define LDAP_DN_VALUE_END_V2(c) \
403 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_SEP(c) )
405 #define LDAP_DN_V2_SPECIAL(c) \
406 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_EQUALS(c) \
407 || LDAP_DN_AVA_SEP(c) || (c) == '<' || (c) == '>' \
408 || LDAP_DN_OCTOTHORPE(c) )
409 #define LDAP_DN_V2_PAIR(c) \
410 ( LDAP_DN_V2_SPECIAL(c) || LDAP_DN_ESCAPE(c) || LDAP_DN_QUOTES(c) )
413 * DCE (mostly from Luke Howard and IBM implementation for AIX)
415 * From: "Application Development Guide - Directory Services" (FIXME: add link?)
416 * Here escapes and valid chars for GDS are considered; as soon as more
417 * specific info is found, the macros will be updated.
419 * Chars: 'a'-'z', 'A'-'Z', '0'-'9',
420 * '.', ':', ',', ''', '+', '-', '=', '(', ')', '?', '/', ' '.
422 * Metachars: '/', ',', '=', '\'.
424 * the '\' is used to escape other metachars.
430 * Attribute types must start with alphabetic chars and can contain
431 * alphabetic chars and digits (FIXME: no '-'?). OIDs are allowed.
433 #define LDAP_DN_RDN_SEP_DCE(c) ( (c) == '/' )
434 #define LDAP_DN_AVA_SEP_DCE(c) ( (c) == ',' )
435 #define LDAP_DN_ESCAPE_DCE(c) ( LDAP_DN_ESCAPE(c) )
436 #define LDAP_DN_VALUE_END_DCE(c) \
437 ( LDAP_DN_RDN_SEP_DCE(c) || LDAP_DN_AVA_SEP_DCE(c) )
438 #define LDAP_DN_NEEDESCAPE_DCE(c) \
439 ( LDAP_DN_VALUE_END_DCE(c) || LDAP_DN_AVA_EQUALS(c) )
442 #define LDAP_DN_RDN_SEP_AD(c) ( (c) == '/' )
443 #define LDAP_DN_ESCAPE_AD(c) ( LDAP_DN_ESCAPE(c) )
444 #define LDAP_DN_AVA_SEP_AD(c) ( (c) == ',' ) /* assume same as DCE */
445 #define LDAP_DN_VALUE_END_AD(c) \
446 ( LDAP_DN_RDN_SEP_AD(c) || LDAP_DN_AVA_SEP_AD(c) )
447 #define LDAP_DN_NEEDESCAPE_AD(c) \
448 ( LDAP_DN_VALUE_END_AD(c) || LDAP_DN_AVA_EQUALS(c) )
451 #define LDAP_DN_HEXPAIR(s) \
452 ( LDAP_DN_ASCII_HEXDIGIT((s)[0]) && LDAP_DN_ASCII_HEXDIGIT((s)[1]) )
453 /* better look at the AttributeDescription? */
455 /* FIXME: no composite rdn or non-"dc" types, right?
456 * (what about "dc" in OID form?) */
457 /* FIXME: we do not allow binary values in domain, right? */
458 /* NOTE: use this macro only when ABSOLUTELY SURE rdn IS VALID! */
459 /* NOTE: don't use strcasecmp() as it is locale specific! */
460 #define LDAP_DC_ATTR "dc"
461 #define LDAP_DC_ATTRU "DC"
462 #define LDAP_DN_IS_RDN_DC( r ) \
463 ( (r) && (r)[0][0] && !(r)[0][1] \
464 && ((r)[0][0]->la_flags == LDAP_AVA_STRING) \
465 && ((r)[0][0]->la_attr.bv_len == 2) \
466 && (((r)[0][0]->la_attr.bv_val[0] == LDAP_DC_ATTR[0]) \
467 || ((r)[0][0]->la_attr.bv_val[0] == LDAP_DC_ATTRU[0])) \
468 && (((r)[0][0]->la_attr.bv_val[1] == LDAP_DC_ATTR[1]) \
469 || ((r)[0][0]->la_attr.bv_val[1] == LDAP_DC_ATTRU[1])))
471 /* Composite rules */
472 #define LDAP_DN_ALLOW_ONE_SPACE(f) \
473 ( LDAP_DN_LDAPV2(f) \
474 || !( (f) & LDAP_DN_P_NOSPACEAFTERRDN ) )
475 #define LDAP_DN_ALLOW_SPACES(f) \
476 ( LDAP_DN_LDAPV2(f) \
477 || !( (f) & ( LDAP_DN_P_NOLEADTRAILSPACES | LDAP_DN_P_NOSPACEAFTERRDN ) ) )
478 #define LDAP_DN_LDAP(f) \
479 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAP )
480 #define LDAP_DN_LDAPV3(f) \
481 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAPV3 )
482 #define LDAP_DN_LDAPV2(f) \
483 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAPV2 )
484 #define LDAP_DN_DCE(f) \
485 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_DCE )
486 #define LDAP_DN_UFN(f) \
487 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_UFN )
488 #define LDAP_DN_ADC(f) \
489 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_AD_CANONICAL )
490 #define LDAP_DN_FORMAT(f) ( (f) & LDAP_DN_FORMAT_MASK )
493 * LDAPAVA helpers (will become part of the API for operations
494 * on structural representations of DNs).
497 ldapava_new( const struct berval *attr, const struct berval *val,
505 ava = LDAP_MALLOC( sizeof( LDAPAVA ) + attr->bv_len + 1 );
507 /* should we test it? */
512 ava->la_attr.bv_len = attr->bv_len;
513 ava->la_attr.bv_val = (char *)(ava+1);
514 AC_MEMCPY( ava->la_attr.bv_val, attr->bv_val, attr->bv_len );
515 ava->la_attr.bv_val[attr->bv_len] = '\0';
517 ava->la_value = *val;
518 ava->la_flags = flags;
520 ava->la_private = NULL;
526 ldap_avafree( LDAPAVA *ava )
531 /* ava's private must be freed by caller
532 * (at present let's skip this check because la_private
533 * basically holds static data) */
534 assert( ava->la_private == NULL );
538 /* la_attr is now contiguous with ava, not freed separately */
539 LDAP_FREE( ava->la_attr.bv_val );
541 LDAP_FREE( ava->la_value.bv_val );
547 ldap_rdnfree( LDAPRDN *rdn )
555 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
556 ldap_avafree( rdn[ 0 ][ iAVA ] );
563 ldap_dnfree( LDAPDN *dn )
571 for ( iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
572 ldap_rdnfree( dn[ 0 ][ iRDN ] );
579 * Converts a string representation of a DN (in LDAPv3, LDAPv2 or DCE)
580 * into a structural representation of the DN, by separating attribute
581 * types and values encoded in the more appropriate form, which is
582 * string or OID for attribute types and binary form of the BER encoded
583 * value or Unicode string. Formats different from LDAPv3 are parsed
584 * according to their own rules and turned into the more appropriate
585 * form according to LDAPv3.
587 * NOTE: I realize the code is getting spaghettish; it is rather
588 * experimental and will hopefully turn into something more simple
589 * and readable as soon as it works as expected.
592 #define TMP_SLOTS 1024
595 ldap_str2dn( LDAP_CONST char *str, LDAPDN **dn, unsigned flags )
598 int rc = LDAP_DECODING_ERROR;
601 LDAPDN *newDN = NULL;
602 LDAPRDN *newRDN = NULL, *tmpDN[TMP_SLOTS];
607 Debug( LDAP_DEBUG_TRACE, "=> ldap_str2dn(%s,%u)\n%s", str, flags, "" );
611 switch ( LDAP_DN_FORMAT( flags ) ) {
612 case LDAP_DN_FORMAT_LDAP:
613 case LDAP_DN_FORMAT_LDAPV3:
614 case LDAP_DN_FORMAT_LDAPV2:
615 case LDAP_DN_FORMAT_DCE:
618 /* unsupported in str2dn */
619 case LDAP_DN_FORMAT_UFN:
620 case LDAP_DN_FORMAT_AD_CANONICAL:
621 return LDAP_PARAM_ERROR;
623 case LDAP_DN_FORMAT_LBER:
625 return LDAP_PARAM_ERROR;
628 if ( str[ 0 ] == '\0' ) {
633 if ( LDAP_DN_DCE( flags ) ) {
636 * (from Luke Howard: thnx) A RDN separator is required
637 * at the beginning of an (absolute) DN.
639 if ( !LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
644 } else if ( LDAP_DN_LDAP( flags ) ) {
646 * if dn starts with '/' let's make it a DCE dn
648 if ( LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
649 flags |= LDAP_DN_FORMAT_DCE;
654 for ( ; p[ 0 ]; p++ ) {
657 err = ldap_str2rdn( p, &newRDN, (char **) &p, flags );
658 if ( err != LDAP_SUCCESS ) {
663 * We expect a rdn separator
666 switch ( LDAP_DN_FORMAT( flags ) ) {
667 case LDAP_DN_FORMAT_LDAPV3:
668 if ( !LDAP_DN_RDN_SEP( p[ 0 ] ) ) {
669 rc = LDAP_DECODING_ERROR;
674 case LDAP_DN_FORMAT_LDAP:
675 case LDAP_DN_FORMAT_LDAPV2:
676 if ( !LDAP_DN_RDN_SEP_V2( p[ 0 ] ) ) {
677 rc = LDAP_DECODING_ERROR;
682 case LDAP_DN_FORMAT_DCE:
683 if ( !LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
684 rc = LDAP_DECODING_ERROR;
692 tmpDN[nrdns++] = newRDN;
699 assert (nrdns < TMP_SLOTS);
702 * make the static AVA array dynamically rescalable
704 if (nrdns >= TMP_SLOTS) {
705 rc = LDAP_DECODING_ERROR;
710 if ( p[ 0 ] == '\0' ) {
712 * the DN is over, phew
714 newDN = (LDAPDN *)LDAP_MALLOC( sizeof(LDAPDN) +
715 sizeof(LDAPRDN *) * (nrdns+1));
716 if ( newDN == NULL ) {
722 newDN[0] = (LDAPRDN **)(newDN+1);
724 if ( LDAP_DN_DCE( flags ) ) {
725 /* add in reversed order */
726 for ( i=0; i<nrdns; i++ )
727 newDN[0][i] = tmpDN[nrdns-1-i];
729 for ( i=0; i<nrdns; i++ )
730 newDN[0][i] = tmpDN[i];
732 newDN[0][nrdns] = NULL;
741 ldap_rdnfree( newRDN );
744 for (nrdns-- ;nrdns>=0; nrdns-- )
745 ldap_rdnfree( tmpDN[nrdns] );
748 Debug( LDAP_DEBUG_TRACE, "<= ldap_str2dn(%s,%u)=%d\n", str, flags, rc );
757 * Parses a relative DN according to flags up to a rdn separator
758 * or to the end of str.
759 * Returns the rdn and a pointer to the string continuation, which
760 * corresponds to the rdn separator or to '\0' in case the string is over.
763 ldap_str2rdn( LDAP_CONST char *str, LDAPRDN **rdn,
764 char **n_in, unsigned flags )
766 const char **n = (const char **) n_in;
770 int rc = LDAP_DECODING_ERROR;
771 int attrTypeEncoding = LDAP_AVA_STRING,
772 attrValueEncoding = LDAP_AVA_STRING;
774 struct berval attrType = { 0, NULL };
775 struct berval attrValue = { 0, NULL };
777 LDAPRDN *newRDN = NULL;
778 LDAPAVA *tmpRDN[TMP_SLOTS];
781 assert( rdn || flags & LDAP_DN_SKIP );
784 Debug( LDAP_DEBUG_TRACE, "=> ldap_str2rdn(%s,%u)\n%s", str, flags, "" );
791 switch ( LDAP_DN_FORMAT( flags ) ) {
792 case LDAP_DN_FORMAT_LDAP:
793 case LDAP_DN_FORMAT_LDAPV3:
794 case LDAP_DN_FORMAT_LDAPV2:
795 case LDAP_DN_FORMAT_DCE:
798 /* unsupported in str2dn */
799 case LDAP_DN_FORMAT_UFN:
800 case LDAP_DN_FORMAT_AD_CANONICAL:
801 return LDAP_PARAM_ERROR;
803 case LDAP_DN_FORMAT_LBER:
805 return LDAP_PARAM_ERROR;
808 if ( str[ 0 ] == '\0' ) {
813 for ( ; p[ 0 ] || state == GOTAVA; ) {
816 * The parser in principle advances one token a time,
817 * or toggles state if preferable.
822 * an AttributeType can be encoded as:
823 * - its string representation; in detail, implementations
824 * MUST recognize AttributeType string type names listed
825 * in section 2.3 of draft-ietf-ldapbis-dn-XX.txt, and
826 * MAY recognize other names.
827 * - its numeric OID (a dotted decimal string); in detail
828 * RFC 2253 asserts that ``Implementations MUST allow
829 * an oid in the attribute type to be prefixed by one
830 * of the character strings "oid." or "OID."''. As soon
831 * as draft-ietf-ldapbis-dn-XX.txt obsoletes RFC 2253
832 * I'm not sure whether this is required or not any
833 * longer; to be liberal, we still implement it.
836 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
837 if ( !LDAP_DN_ALLOW_ONE_SPACE( flags ) ) {
844 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
845 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
850 /* whitespace is allowed (and trimmed) */
852 while ( p[ 0 ] && LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
857 /* error: we expected an AVA */
863 if ( LDAP_DN_OID_LEADCHAR( p[ 0 ] ) ) {
864 state = B4OIDATTRTYPE;
868 /* else must be alpha */
869 if ( !LDAP_DN_DESC_LEADCHAR( p[ 0 ] ) ) {
873 /* LDAPv2 "oid." prefix */
874 if ( LDAP_DN_LDAPV2( flags ) ) {
876 * to be overly pedantic, we only accept
879 if ( flags & LDAP_DN_PEDANTIC ) {
880 if ( !strncmp( p, "OID.", 4 )
881 || !strncmp( p, "oid.", 4 ) ) {
883 state = B4OIDATTRTYPE;
887 if ( !strncasecmp( p, "oid.", 4 ) ) {
889 state = B4OIDATTRTYPE;
895 state = B4STRINGATTRTYPE;
898 case B4OIDATTRTYPE: {
899 int err = LDAP_SUCCESS;
901 attrType.bv_val = ldap_int_parse_numericoid( &p, &err,
904 if ( err != LDAP_SUCCESS ) {
907 attrType.bv_len = p - attrType.bv_val;
909 attrTypeEncoding = LDAP_AVA_BINARY;
915 case B4STRINGATTRTYPE: {
916 const char *startPos, *endPos = NULL;
920 * the starting char has been found to be
921 * a LDAP_DN_DESC_LEADCHAR so we don't re-check it
922 * FIXME: DCE attr types seem to have a more
923 * restrictive syntax (no '-' ...)
925 for ( startPos = p++; p[ 0 ]; p++ ) {
926 if ( LDAP_DN_DESC_CHAR( p[ 0 ] ) ) {
930 if ( LDAP_DN_LANG_SEP( p[ 0 ] ) ) {
933 * RFC 2253 does not explicitly
934 * allow lang extensions to attribute
937 if ( flags & LDAP_DN_PEDANTIC ) {
942 * we trim ';' and following lang
943 * and so from attribute types
946 for ( ; LDAP_DN_ATTRDESC_CHAR( p[ 0 ] )
947 || LDAP_DN_LANG_SEP( p[ 0 ] ); p++ ) {
955 len = ( endPos ? endPos : p ) - startPos;
960 attrTypeEncoding = LDAP_AVA_STRING;
963 * here we need to decide whether to use it as is
964 * or turn it in OID form; as a consequence, we
965 * need to decide whether to binary encode the value
970 if ( flags & LDAP_DN_SKIP ) {
974 attrType.bv_val = (char *)startPos;
975 attrType.bv_len = len;
981 /* spaces may not be allowed */
982 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
983 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
988 for ( p++; LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
993 /* need equal sign */
994 if ( !LDAP_DN_AVA_EQUALS( p[ 0 ] ) ) {
999 /* spaces may not be allowed */
1000 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
1001 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
1006 for ( p++; LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
1012 * octothorpe means a BER encoded value will follow
1013 * FIXME: I don't think DCE will allow it
1015 if ( LDAP_DN_OCTOTHORPE( p[ 0 ] ) ) {
1017 attrValueEncoding = LDAP_AVA_BINARY;
1018 state = B4BINARYVALUE;
1022 /* STRING value expected */
1025 * if we're pedantic, an attribute type in OID form
1026 * SHOULD imply a BER encoded attribute value; we
1027 * should at least issue a warning
1029 if ( ( flags & LDAP_DN_PEDANTIC )
1030 && ( attrTypeEncoding == LDAP_AVA_BINARY ) ) {
1031 /* OID attrType SHOULD use binary encoding */
1035 attrValueEncoding = LDAP_AVA_STRING;
1038 * LDAPv2 allows the attribute value to be quoted;
1039 * also, IA5 values are expected, in principle
1041 if ( LDAP_DN_LDAPV2( flags ) || LDAP_DN_LDAP( flags ) ) {
1042 if ( LDAP_DN_QUOTES( p[ 0 ] ) ) {
1044 state = B4IA5VALUEQUOTED;
1048 if ( LDAP_DN_LDAPV2( flags ) ) {
1055 * here STRING means RFC 2253 string
1056 * FIXME: what about DCE strings?
1062 state = B4STRINGVALUE;
1067 if ( hexstr2binval( p, &attrValue, &p, flags ) ) {
1075 switch ( LDAP_DN_FORMAT( flags ) ) {
1076 case LDAP_DN_FORMAT_LDAP:
1077 case LDAP_DN_FORMAT_LDAPV3:
1078 if ( str2strval( p, &attrValue, &p, flags,
1079 &attrValueEncoding ) ) {
1084 case LDAP_DN_FORMAT_DCE:
1085 if ( DCE2strval( p, &attrValue, &p, flags ) ) {
1098 if ( IA52strval( p, &attrValue, &p, flags ) ) {
1105 case B4IA5VALUEQUOTED:
1107 /* lead quote already stripped */
1108 if ( quotedIA52strval( p, &attrValue,
1119 if ( !( flags & LDAP_DN_SKIP ) ) {
1123 * we accept empty values
1125 ava = ldapava_new( &attrType, &attrValue,
1126 attrValueEncoding );
1128 if ( ava == NULL ) {
1129 rc = LDAP_NO_MEMORY;
1132 tmpRDN[navas++] = ava;
1134 attrValue.bv_val = NULL;
1135 attrValue.bv_len = 0;
1137 assert(navas < TMP_SLOTS);
1141 * if we got an AVA separator ('+', or ',' for DCE )
1142 * we expect a new AVA for this RDN; otherwise
1143 * we add the RDN to the DN
1145 switch ( LDAP_DN_FORMAT( flags ) ) {
1146 case LDAP_DN_FORMAT_LDAP:
1147 case LDAP_DN_FORMAT_LDAPV3:
1148 case LDAP_DN_FORMAT_LDAPV2:
1149 if ( !LDAP_DN_AVA_SEP( p[ 0 ] ) ) {
1154 case LDAP_DN_FORMAT_DCE:
1155 if ( !LDAP_DN_AVA_SEP_DCE( p[ 0 ] ) ) {
1163 * the RDN is over, phew
1166 if ( !( flags & LDAP_DN_SKIP ) ) {
1167 newRDN = (LDAPRDN *)LDAP_MALLOC( sizeof(LDAPRDN)
1168 + sizeof(LDAPAVA *) * (navas+1) );
1169 if ( newRDN == NULL ) {
1170 rc = LDAP_NO_MEMORY;
1175 newRDN[0] = (LDAPAVA**)(newRDN+1);
1177 for (i=0; i<navas; i++)
1178 newRDN[0][i] = tmpRDN[i];
1179 newRDN[0][i] = NULL;
1187 /* they should have been used in an AVA */
1188 attrType.bv_val = NULL;
1189 attrValue.bv_val = NULL;
1204 /* They are set to NULL after they're used in an AVA */
1206 if ( attrValue.bv_val ) {
1207 free( attrValue.bv_val );
1210 for (navas-- ; navas>=0; navas-- )
1211 ldap_avafree( tmpRDN[navas] );
1215 Debug( LDAP_DEBUG_TRACE, "<= ldap_str2rdn(%*s)=%d\n",
1225 * reads in a UTF-8 string value, unescaping stuff:
1226 * '\' + LDAP_DN_NEEDESCAPE(c) -> 'c'
1227 * '\' + HEXPAIR(p) -> unhex(p)
1230 str2strval( const char *str, struct berval *val, const char **next, unsigned flags, unsigned *retFlags )
1232 const char *p, *startPos, *endPos = NULL;
1233 ber_len_t len, escapes;
1241 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1242 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1244 if ( p[ 0 ] == '\0' ) {
1247 if ( LDAP_DN_MAYESCAPE( p[ 0 ] ) ) {
1252 if ( LDAP_DN_HEXPAIR( p ) ) {
1255 hexstr2bin( p, &c );
1258 if ( !LDAP_DN_ASCII_PRINTABLE( c ) ) {
1261 * we assume the string is UTF-8
1263 *retFlags = LDAP_AVA_NONPRINTABLE;
1270 if ( LDAP_DN_PEDANTIC & flags ) {
1274 * we do not allow escaping
1275 * of chars that don't need
1276 * to and do not belong to
1281 } else if (!LDAP_DN_ASCII_PRINTABLE( p[ 0 ] ) ) {
1282 *retFlags = LDAP_AVA_NONPRINTABLE;
1284 } else if ( ( LDAP_DN_LDAP( flags ) && LDAP_DN_VALUE_END_V2( p[ 0 ] ) )
1285 || ( LDAP_DN_LDAPV3( flags ) && LDAP_DN_VALUE_END( p[ 0 ] ) ) ) {
1288 } else if ( LDAP_DN_NEEDESCAPE( p[ 0 ] ) ) {
1290 * FIXME: maybe we can add
1291 * escapes if not pedantic?
1298 * we do allow unescaped spaces at the end
1299 * of the value only in non-pedantic mode
1301 if ( p > startPos + 1 && LDAP_DN_ASCII_SPACE( p[ -1 ] ) &&
1302 !LDAP_DN_ESCAPE( p[ -2 ] ) ) {
1303 if ( flags & LDAP_DN_PEDANTIC ) {
1307 /* strip trailing (unescaped) spaces */
1308 for ( endPos = p - 1;
1309 endPos > startPos + 1 &&
1310 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1311 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1318 if ( flags & LDAP_DN_SKIP ) {
1323 * FIXME: test memory?
1325 len = ( endPos ? endPos : p ) - startPos - escapes;
1328 if ( escapes == 0 ) {
1329 val->bv_val = LDAP_STRNDUP( startPos, len );
1334 val->bv_val = LDAP_MALLOC( len + 1 );
1335 for ( s = 0, d = 0; d < len; ) {
1336 if ( LDAP_DN_ESCAPE( startPos[ s ] ) ) {
1338 if ( LDAP_DN_MAYESCAPE( startPos[ s ] ) ) {
1339 val->bv_val[ d++ ] =
1342 } else if ( LDAP_DN_HEXPAIR( &startPos[ s ] ) ) {
1345 hexstr2bin( &startPos[ s ], &c );
1346 val->bv_val[ d++ ] = c;
1350 /* we should never get here */
1355 val->bv_val[ d++ ] = startPos[ s++ ];
1359 val->bv_val[ d ] = '\0';
1367 DCE2strval( const char *str, struct berval *val, const char **next, unsigned flags )
1369 const char *p, *startPos, *endPos = NULL;
1370 ber_len_t len, escapes;
1378 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1379 if ( LDAP_DN_ESCAPE_DCE( p[ 0 ] ) ) {
1381 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
1388 } else if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1393 * FIXME: can we accept anything else? I guess we need
1394 * to stop if a value is not legal
1399 * (unescaped) trailing spaces are trimmed must be silently ignored;
1402 if ( p > startPos + 1 && LDAP_DN_ASCII_SPACE( p[ -1 ] ) &&
1403 !LDAP_DN_ESCAPE( p[ -2 ] ) ) {
1404 if ( flags & LDAP_DN_PEDANTIC ) {
1408 /* strip trailing (unescaped) spaces */
1409 for ( endPos = p - 1;
1410 endPos > startPos + 1 &&
1411 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1412 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1419 if ( flags & LDAP_DN_SKIP ) {
1423 len = ( endPos ? endPos : p ) - startPos - escapes;
1425 if ( escapes == 0 ){
1426 val->bv_val = LDAP_STRNDUP( startPos, len );
1431 val->bv_val = LDAP_MALLOC( len + 1 );
1432 for ( s = 0, d = 0; d < len; ) {
1434 * This point is reached only if escapes
1435 * are properly used, so all we need to
1438 if ( LDAP_DN_ESCAPE_DCE( startPos[ s ] ) ) {
1442 val->bv_val[ d++ ] = startPos[ s++ ];
1444 val->bv_val[ d ] = '\0';
1445 assert( strlen( val->bv_val ) == len );
1452 IA52strval( const char *str, struct berval *val, const char **next, unsigned flags )
1454 const char *p, *startPos, *endPos = NULL;
1455 ber_len_t len, escapes;
1467 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1468 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1470 if ( p[ 0 ] == '\0' ) {
1474 if ( !LDAP_DN_NEEDESCAPE( p[ 0 ] )
1475 && ( LDAP_DN_PEDANTIC & flags ) ) {
1480 } else if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1485 * FIXME: can we accept anything else? I guess we need
1486 * to stop if a value is not legal
1490 /* strip trailing (unescaped) spaces */
1492 endPos > startPos + 1 &&
1493 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1494 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1500 if ( flags & LDAP_DN_SKIP ) {
1504 len = ( endPos ? endPos : p ) - startPos - escapes;
1506 if ( escapes == 0 ) {
1507 val->bv_val = LDAP_STRNDUP( startPos, len );
1512 val->bv_val = LDAP_MALLOC( len + 1 );
1513 for ( s = 0, d = 0; d < len; ) {
1514 if ( LDAP_DN_ESCAPE( startPos[ s ] ) ) {
1517 val->bv_val[ d++ ] = startPos[ s++ ];
1519 val->bv_val[ d ] = '\0';
1520 assert( strlen( val->bv_val ) == len );
1527 quotedIA52strval( const char *str, struct berval *val, const char **next, unsigned flags )
1529 const char *p, *startPos, *endPos = NULL;
1531 unsigned escapes = 0;
1539 /* initial quote already eaten */
1540 for ( startPos = p = str; p[ 0 ]; p++ ) {
1542 * According to RFC 1779, the quoted value can
1543 * contain escaped as well as unescaped special values;
1544 * as a consequence we tolerate escaped values
1545 * (e.g. '"\,"' -> '\,') and escape unescaped specials
1546 * (e.g. '","' -> '\,').
1548 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1549 if ( p[ 1 ] == '\0' ) {
1554 if ( !LDAP_DN_V2_PAIR( p[ 0 ] )
1555 && ( LDAP_DN_PEDANTIC & flags ) ) {
1557 * do we allow to escape normal chars?
1558 * LDAPv2 does not allow any mechanism
1559 * for escaping chars with '\' and hex
1566 } else if ( LDAP_DN_QUOTES( p[ 0 ] ) ) {
1568 /* eat closing quotes */
1574 * FIXME: can we accept anything else? I guess we need
1575 * to stop if a value is not legal
1579 if ( endPos == NULL ) {
1583 /* Strip trailing (unescaped) spaces */
1584 for ( ; p[ 0 ] && LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
1589 if ( flags & LDAP_DN_SKIP ) {
1593 len = endPos - startPos - escapes;
1596 if ( escapes == 0 ) {
1597 val->bv_val = LDAP_STRNDUP( startPos, len );
1602 val->bv_val = LDAP_MALLOC( len + 1 );
1605 for ( s = d = 0; d < len; ) {
1606 if ( LDAP_DN_ESCAPE( str[ s ] ) ) {
1609 val->bv_val[ d++ ] = str[ s++ ];
1611 val->bv_val[ d ] = '\0';
1612 assert( strlen( val->bv_val ) == len );
1619 hexstr2bin( const char *str, char *c )
1629 if ( LDAP_DN_ASCII_DIGIT( c1 ) ) {
1633 if ( LDAP_DN_ASCII_UCASE_HEXALPHA( c1 ) ) {
1636 assert( LDAP_DN_ASCII_LCASE_HEXALPHA( c1 ) );
1643 if ( LDAP_DN_ASCII_DIGIT( c2 ) ) {
1647 if ( LDAP_DN_ASCII_UCASE_HEXALPHA( c2 ) ) {
1648 *c += c2 - 'A' + 10;
1650 assert( LDAP_DN_ASCII_LCASE_HEXALPHA( c2 ) );
1651 *c += c2 - 'a' + 10;
1659 hexstr2binval( const char *str, struct berval *val, const char **next, unsigned flags )
1661 const char *p, *startPos, *endPos = NULL;
1671 for ( startPos = p = str; p[ 0 ]; p += 2 ) {
1672 switch ( LDAP_DN_FORMAT( flags ) ) {
1673 case LDAP_DN_FORMAT_LDAPV3:
1674 if ( LDAP_DN_VALUE_END( p[ 0 ] ) ) {
1679 case LDAP_DN_FORMAT_LDAP:
1680 case LDAP_DN_FORMAT_LDAPV2:
1681 if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1686 case LDAP_DN_FORMAT_DCE:
1687 if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1693 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
1694 if ( flags & LDAP_DN_PEDANTIC ) {
1699 for ( ; p[ 0 ]; p++ ) {
1700 switch ( LDAP_DN_FORMAT( flags ) ) {
1701 case LDAP_DN_FORMAT_LDAPV3:
1702 if ( LDAP_DN_VALUE_END( p[ 0 ] ) ) {
1707 case LDAP_DN_FORMAT_LDAP:
1708 case LDAP_DN_FORMAT_LDAPV2:
1709 if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1714 case LDAP_DN_FORMAT_DCE:
1715 if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1724 if ( !LDAP_DN_HEXPAIR( p ) ) {
1732 if ( flags & LDAP_DN_SKIP ) {
1736 len = ( ( endPos ? endPos : p ) - startPos ) / 2;
1738 assert( 2 * len == (ber_len_t) (( endPos ? endPos : p ) - startPos ));
1741 val->bv_val = LDAP_MALLOC( len + 1 );
1742 if ( val->bv_val == NULL ) {
1743 return( LDAP_NO_MEMORY );
1746 for ( s = 0, d = 0; d < len; s += 2, d++ ) {
1749 hexstr2bin( &startPos[ s ], &c );
1751 val->bv_val[ d ] = c;
1754 val->bv_val[ d ] = '\0';
1760 * convert a byte in a hexadecimal pair
1763 byte2hexpair( const char *val, char *pair )
1765 static const char hexdig[] = "0123456789ABCDEF";
1771 * we assume the string has enough room for the hex encoding
1775 pair[ 0 ] = hexdig[ 0x0f & ( val[ 0 ] >> 4 ) ];
1776 pair[ 1 ] = hexdig[ 0x0f & val[ 0 ] ];
1782 * convert a binary value in hexadecimal pairs
1785 binval2hexstr( struct berval *val, char *str )
1792 if ( val->bv_len == 0 ) {
1797 * we assume the string has enough room for the hex encoding
1801 for ( s = 0, d = 0; s < val->bv_len; s++, d += 2 ) {
1802 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1809 * Length of the string representation, accounting for escaped hex
1813 strval2strlen( struct berval *val, unsigned flags, ber_len_t *len )
1815 ber_len_t l, cl = 1;
1817 int escaped_byte_len = LDAP_DN_IS_PRETTY( flags ) ? 1 : 3;
1818 #ifdef PRETTY_ESCAPE
1819 int escaped_ascii_len = LDAP_DN_IS_PRETTY( flags ) ? 2 : 3;
1820 #endif /* PRETTY_ESCAPE */
1826 if ( val->bv_len == 0 ) {
1830 for ( l = 0, p = val->bv_val; p < val->bv_val + val->bv_len; p += cl ) {
1835 if ( p[ 0 ] == '\0' ) {
1841 cl = LDAP_UTF8_CHARLEN( p );
1843 /* illegal utf-8 char! */
1846 } else if ( cl > 1 ) {
1849 for ( cnt = 1; cnt < cl; cnt++ ) {
1850 if ( ( p[ cnt ] & 0x80 ) == 0x00 ) {
1854 l += escaped_byte_len * cl;
1856 } else if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
1857 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1858 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
1859 #ifdef PRETTY_ESCAPE
1861 if ( LDAP_DN_WILLESCAPE_HEX( flags, p[ 0 ] ) ) {
1863 if ( LDAP_DN_WILLESCAPE_CHAR( p[ 0 ] ) ) {
1867 * there might be some chars we want
1868 * to escape in form of a couple
1869 * of hexdigits for optimization purposes
1874 l += escaped_ascii_len;
1876 #else /* ! PRETTY_ESCAPE */
1878 #endif /* ! PRETTY_ESCAPE */
1891 * convert to string representation, escaping with hex the UTF-8 stuff;
1892 * assume the destination has enough room for escaping
1895 strval2str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
1897 ber_len_t s, d, end;
1903 if ( val->bv_len == 0 ) {
1909 * we assume the string has enough room for the hex encoding
1912 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
1918 if ( val->bv_val[ s ] == '\0' ) {
1927 cl = LDAP_UTF8_CHARLEN( &val->bv_val[ s ] );
1930 * there might be some chars we want to escape in form
1931 * of a couple of hexdigits for optimization purposes
1933 if ( ( cl > 1 && !LDAP_DN_IS_PRETTY( flags ) )
1934 #ifdef PRETTY_ESCAPE
1936 || LDAP_DN_WILLESCAPE_HEX( flags, val->bv_val[ s ] )
1938 || LDAP_DN_WILLESCAPE_CHAR( val->bv_val[ s ] )
1940 #else /* ! PRETTY_ESCAPE */
1941 || LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1942 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1943 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) )
1945 #endif /* ! PRETTY_ESCAPE */
1949 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1954 } else if ( cl > 1 ) {
1956 str[ d++ ] = val->bv_val[ s++ ];
1960 #ifdef PRETTY_ESCAPE
1961 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1962 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1963 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
1965 if ( !LDAP_DN_IS_PRETTY( flags ) ) {
1966 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1972 #endif /* PRETTY_ESCAPE */
1973 str[ d++ ] = val->bv_val[ s++ ];
1983 * Length of the IA5 string representation (no UTF-8 allowed)
1986 strval2IA5strlen( struct berval *val, unsigned flags, ber_len_t *len )
1995 if ( val->bv_len == 0 ) {
1999 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2001 * Turn value into a binary encoded BER
2006 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2007 if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
2008 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
2009 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
2024 * convert to string representation (np UTF-8)
2025 * assume the destination has enough room for escaping
2028 strval2IA5str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2030 ber_len_t s, d, end;
2036 if ( val->bv_len == 0 ) {
2041 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2043 * Turn value into a binary encoded BER
2050 * we assume the string has enough room for the hex encoding
2054 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
2055 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
2056 || ( s == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
2057 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
2060 str[ d++ ] = val->bv_val[ s++ ];
2070 * Length of the (supposedly) DCE string representation,
2071 * accounting for escaped hex of UTF-8 chars
2074 strval2DCEstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2083 if ( val->bv_len == 0 ) {
2087 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2089 * FIXME: Turn the value into a binary encoded BER?
2094 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2095 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
2110 * convert to (supposedly) DCE string representation,
2111 * escaping with hex the UTF-8 stuff;
2112 * assume the destination has enough room for escaping
2115 strval2DCEstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2123 if ( val->bv_len == 0 ) {
2128 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2130 * FIXME: Turn the value into a binary encoded BER?
2138 * we assume the string has enough room for the hex encoding
2142 for ( s = 0, d = 0; s < val->bv_len; ) {
2143 if ( LDAP_DN_NEEDESCAPE_DCE( val->bv_val[ s ] ) ) {
2146 str[ d++ ] = val->bv_val[ s++ ];
2156 * Length of the (supposedly) AD canonical string representation,
2157 * accounting for escaped hex of UTF-8 chars
2160 strval2ADstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2169 if ( val->bv_len == 0 ) {
2173 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2175 * FIXME: Turn the value into a binary encoded BER?
2180 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2181 if ( LDAP_DN_NEEDESCAPE_AD( p[ 0 ] ) ) {
2196 * convert to (supposedly) AD string representation,
2197 * escaping with hex the UTF-8 stuff;
2198 * assume the destination has enough room for escaping
2201 strval2ADstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2209 if ( val->bv_len == 0 ) {
2214 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2216 * FIXME: Turn the value into a binary encoded BER?
2224 * we assume the string has enough room for the hex encoding
2228 for ( s = 0, d = 0; s < val->bv_len; ) {
2229 if ( LDAP_DN_NEEDESCAPE_AD( val->bv_val[ s ] ) ) {
2232 str[ d++ ] = val->bv_val[ s++ ];
2242 * If the DN is terminated by single-AVA RDNs with attribute type of "dc",
2243 * the first part of the AD representation of the DN is written in DNS
2244 * form, i.e. dot separated domain name components (as suggested
2245 * by Luke Howard, http://www.padl.com/~lukeh)
2248 dn2domain( LDAPDN *dn, struct berval *bv, int pos, int *iRDN )
2251 int domain = 0, first = 1;
2252 ber_len_t l = 1; /* we move the null also */
2255 /* we are guaranteed there's enough memory in str */
2261 assert( *iRDN >= 0 );
2263 str = bv->bv_val + pos;
2265 for ( i = *iRDN; i >= 0; i-- ) {
2269 assert( dn[ 0 ][ i ] );
2272 assert( rdn[ 0 ][ 0 ] );
2273 ava = rdn[ 0 ][ 0 ];
2275 if ( !LDAP_DN_IS_RDN_DC( rdn ) ) {
2283 AC_MEMCPY( str, ava->la_value.bv_val,
2284 ava->la_value.bv_len + 1);
2285 l += ava->la_value.bv_len;
2288 AC_MEMCPY( str + ava->la_value.bv_len + 1, bv->bv_val + pos, l);
2289 AC_MEMCPY( str, ava->la_value.bv_val,
2290 ava->la_value.bv_len );
2291 str[ ava->la_value.bv_len ] = '.';
2292 l += ava->la_value.bv_len + 1;
2297 bv->bv_len = pos + l - 1;
2303 rdn2strlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len,
2304 int ( *s2l )( struct berval *v, unsigned f, ber_len_t *l ) )
2311 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2312 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2314 /* len(type) + '=' + '+' | ',' */
2315 l += ava->la_attr.bv_len + 2;
2317 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2318 /* octothorpe + twice the length */
2319 l += 1 + 2 * ava->la_value.bv_len;
2323 unsigned f = flags | ava->la_flags;
2325 if ( ( *s2l )( &ava->la_value, f, &vl ) ) {
2338 rdn2str( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len,
2339 int ( *s2s ) ( struct berval *v, char * s, unsigned f, ber_len_t *l ) )
2344 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2345 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2347 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2348 ava->la_attr.bv_len );
2349 l += ava->la_attr.bv_len;
2353 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2355 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2358 l += 2 * ava->la_value.bv_len;
2362 unsigned f = flags | ava->la_flags;
2364 if ( ( *s2s )( &ava->la_value, &str[ l ], f, &vl ) ) {
2369 str[ l++ ] = ( rdn[ 0 ][ iAVA + 1 ] ? '+' : ',' );
2378 rdn2DCEstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2385 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2386 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2388 /* len(type) + '=' + ',' | '/' */
2389 l += ava->la_attr.bv_len + 2;
2391 switch ( ava->la_flags ) {
2392 case LDAP_AVA_BINARY:
2393 /* octothorpe + twice the length */
2394 l += 1 + 2 * ava->la_value.bv_len;
2397 case LDAP_AVA_STRING: {
2399 unsigned f = flags | ava->la_flags;
2401 if ( strval2DCEstrlen( &ava->la_value, f, &vl ) ) {
2419 rdn2DCEstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2424 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2425 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2430 str[ l++ ] = ( iAVA ? ',' : '/' );
2433 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2434 ava->la_attr.bv_len );
2435 l += ava->la_attr.bv_len;
2439 switch ( ava->la_flags ) {
2440 case LDAP_AVA_BINARY:
2442 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2445 l += 2 * ava->la_value.bv_len;
2448 case LDAP_AVA_STRING: {
2450 unsigned f = flags | ava->la_flags;
2452 if ( strval2DCEstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2470 rdn2UFNstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2480 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2481 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2484 l += ( rdn[ 0 ][ iAVA + 1 ] ? 3 : 2 );
2486 /* FIXME: are binary values allowed in UFN? */
2487 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2488 /* octothorpe + twice the value */
2489 l += 1 + 2 * ava->la_value.bv_len;
2493 unsigned f = flags | ava->la_flags;
2495 if ( strval2strlen( &ava->la_value, f, &vl ) ) {
2508 rdn2UFNstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len )
2513 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2514 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2516 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2518 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2521 l += 2 * ava->la_value.bv_len;
2525 unsigned f = flags | ava->la_flags;
2527 if ( strval2str( &ava->la_value, &str[ l ], f, &vl ) ) {
2533 if ( rdn[ 0 ][ iAVA + 1 ]) {
2534 AC_MEMCPY( &str[ l ], " + ", 3 );
2538 AC_MEMCPY( &str[ l ], ", ", 2 );
2549 rdn2ADstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2559 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2560 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2565 /* FIXME: are binary values allowed in UFN? */
2566 switch ( ava->la_flags ) {
2567 case LDAP_AVA_BINARY:
2568 /* octothorpe + twice the value */
2569 l += 1 + 2 * ava->la_value.bv_len;
2572 case LDAP_AVA_STRING: {
2574 unsigned f = flags | ava->la_flags;
2576 if ( strval2ADstrlen( &ava->la_value, f, &vl ) ) {
2594 rdn2ADstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2599 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2600 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2605 str[ l++ ] = ( iAVA ? ',' : '/' );
2608 switch ( ava->la_flags ) {
2609 case LDAP_AVA_BINARY:
2611 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2614 l += 2 * ava->la_value.bv_len;
2617 case LDAP_AVA_STRING: {
2619 unsigned f = flags | ava->la_flags;
2621 if ( strval2ADstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2641 * Returns in str a string representation of rdn based on flags.
2642 * There is some duplication of code between this and ldap_dn2str;
2643 * this is wanted to reduce the allocation of temporary buffers.
2646 ldap_rdn2str( LDAPRDN *rdn, char **str, unsigned flags )
2653 if((flags & LDAP_DN_FORMAT_MASK) == LDAP_DN_FORMAT_LBER) {
2654 return LDAP_PARAM_ERROR;
2657 rc = ldap_rdn2bv( rdn, &bv, flags );
2663 ldap_rdn2bv( LDAPRDN *rdn, struct berval *bv, unsigned flags )
2673 if ( rdn == NULL ) {
2674 bv->bv_val = LDAP_STRDUP( "" );
2675 return( LDAP_SUCCESS );
2679 * This routine wastes "back" bytes at the end of the string
2682 switch ( LDAP_DN_FORMAT( flags ) ) {
2683 case LDAP_DN_FORMAT_LDAPV3:
2684 if ( rdn2strlen( rdn, flags, &l, strval2strlen ) ) {
2685 return LDAP_DECODING_ERROR;
2689 case LDAP_DN_FORMAT_LDAPV2:
2690 if ( rdn2strlen( rdn, flags, &l, strval2IA5strlen ) ) {
2691 return LDAP_DECODING_ERROR;
2695 case LDAP_DN_FORMAT_UFN:
2696 if ( rdn2UFNstrlen( rdn, flags, &l ) ) {
2697 return LDAP_DECODING_ERROR;
2701 case LDAP_DN_FORMAT_DCE:
2702 if ( rdn2DCEstrlen( rdn, flags, &l ) ) {
2703 return LDAP_DECODING_ERROR;
2707 case LDAP_DN_FORMAT_AD_CANONICAL:
2708 if ( rdn2ADstrlen( rdn, flags, &l ) ) {
2709 return LDAP_DECODING_ERROR;
2714 return( LDAP_PARAM_ERROR );
2717 bv->bv_val = LDAP_MALLOC( l + 1 );
2719 switch ( LDAP_DN_FORMAT( flags ) ) {
2720 case LDAP_DN_FORMAT_LDAPV3:
2721 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2str );
2725 case LDAP_DN_FORMAT_LDAPV2:
2726 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2IA5str );
2730 case LDAP_DN_FORMAT_UFN:
2731 rc = rdn2UFNstr( rdn, bv->bv_val, flags, &l );
2735 case LDAP_DN_FORMAT_DCE:
2736 rc = rdn2DCEstr( rdn, bv->bv_val, flags, &l, 1 );
2740 case LDAP_DN_FORMAT_AD_CANONICAL:
2741 rc = rdn2ADstr( rdn, bv->bv_val, flags, &l, 1 );
2746 /* need at least one of the previous */
2747 return LDAP_PARAM_ERROR;
2751 ldap_memfree( bv->bv_val );
2755 bv->bv_len = l - back;
2756 bv->bv_val[ bv->bv_len ] = '\0';
2758 return LDAP_SUCCESS;
2762 * Very bulk implementation; many optimizations can be performed
2763 * - a NULL dn results in an empty string ""
2766 * a) what do we do if a UTF-8 string must be converted in LDAPv2?
2767 * we must encode it in binary form ('#' + HEXPAIRs)
2768 * b) does DCE/AD support UTF-8?
2769 * no clue; don't think so.
2770 * c) what do we do when binary values must be converted in UTF/DCE/AD?
2771 * use binary encoded BER
2773 int ldap_dn2str( LDAPDN *dn, char **str, unsigned flags )
2780 if((flags & LDAP_DN_FORMAT_MASK) == LDAP_DN_FORMAT_LBER) {
2781 return LDAP_PARAM_ERROR;
2784 rc = ldap_dn2bv( dn, &bv, flags );
2789 int ldap_dn2bv( LDAPDN *dn, struct berval *bv, unsigned flags )
2792 int rc = LDAP_ENCODING_ERROR;
2795 /* stringifying helpers for LDAPv3/LDAPv2 */
2796 int ( *sv2l ) ( struct berval *v, unsigned f, ber_len_t *l );
2797 int ( *sv2s ) ( struct berval *v, char *s, unsigned f, ber_len_t *l );
2804 Debug( LDAP_DEBUG_TRACE, "=> ldap_dn2bv(%u)\n%s%s", flags, "", "" );
2807 * a null dn means an empty dn string
2808 * FIXME: better raise an error?
2811 bv->bv_val = LDAP_STRDUP( "" );
2812 return( LDAP_SUCCESS );
2815 switch ( LDAP_DN_FORMAT( flags ) ) {
2816 case LDAP_DN_FORMAT_LDAPV3:
2817 sv2l = strval2strlen;
2821 case LDAP_DN_FORMAT_LDAPV2:
2822 sv2l = strval2IA5strlen;
2823 sv2s = strval2IA5str;
2826 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2828 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2830 if ( rdn2strlen( rdn, flags, &rdnl, sv2l ) ) {
2831 goto return_results;
2837 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2838 rc = LDAP_NO_MEMORY;
2842 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2844 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2846 if ( rdn2str( rdn, &bv->bv_val[ l ], flags,
2848 LDAP_FREE( bv->bv_val );
2850 goto return_results;
2858 * trim the last ',' (the allocated memory
2859 * is one byte longer than required)
2861 bv->bv_len = len - 1;
2862 bv->bv_val[ bv->bv_len ] = '\0';
2867 case LDAP_DN_FORMAT_UFN: {
2870 * FIXME: quoting from RFC 1781:
2872 To take a distinguished name, and generate a name of this format with
2873 attribute types omitted, the following steps are followed.
2875 1. If the first attribute is of type CommonName, the type may be
2878 2. If the last attribute is of type Country, the type may be
2881 3. If the last attribute is of type Country, the last
2882 Organisation attribute may have the type omitted.
2884 4. All attributes of type OrganisationalUnit may have the type
2885 omitted, unless they are after an Organisation attribute or
2886 the first attribute is of type OrganisationalUnit.
2888 * this should be the pedantic implementation.
2890 * Here the standard implementation reflects
2891 * the one historically provided by OpenLDAP
2892 * (and UMIch, I presume), with the variant
2893 * of spaces and plusses (' + ') separating
2896 * A non-standard but nice implementation could
2897 * be to turn the final "dc" attributes into a
2898 * dot-separated domain.
2900 * Other improvements could involve the use of
2901 * friendly country names and so.
2904 int leftmost_dc = -1;
2906 #endif /* DC_IN_UFN */
2908 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2910 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2912 if ( rdn2UFNstrlen( rdn, flags, &rdnl ) ) {
2913 goto return_results;
2918 if ( LDAP_DN_IS_RDN_DC( rdn ) ) {
2919 if ( leftmost_dc == -1 ) {
2925 #endif /* DC_IN_UFN */
2928 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2929 rc = LDAP_NO_MEMORY;
2934 if ( leftmost_dc == -1 ) {
2935 #endif /* DC_IN_UFN */
2936 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2938 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2940 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2942 LDAP_FREE( bv->bv_val );
2944 goto return_results;
2950 * trim the last ', ' (the allocated memory
2951 * is two bytes longer than required)
2953 bv->bv_len = len - 2;
2954 bv->bv_val[ bv->bv_len ] = '\0';
2957 last_iRDN = iRDN - 1;
2959 for ( l = 0, iRDN = 0; iRDN < leftmost_dc; iRDN++ ) {
2961 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2963 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2965 LDAP_FREE( bv->bv_val );
2967 goto return_results;
2972 if ( !dn2domain( dn, bv, l, &last_iRDN ) ) {
2973 LDAP_FREE( bv->bv_val );
2975 goto return_results;
2978 /* the string is correctly terminated by dn2domain */
2980 #endif /* DC_IN_UFN */
2986 case LDAP_DN_FORMAT_DCE:
2988 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2990 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2992 if ( rdn2DCEstrlen( rdn, flags, &rdnl ) ) {
2993 goto return_results;
2999 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
3000 rc = LDAP_NO_MEMORY;
3004 for ( l = 0; iRDN--; ) {
3006 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3008 if ( rdn2DCEstr( rdn, &bv->bv_val[ l ], flags,
3010 LDAP_FREE( bv->bv_val );
3012 goto return_results;
3020 bv->bv_val[ bv->bv_len ] = '\0';
3025 case LDAP_DN_FORMAT_AD_CANONICAL: {
3028 * Sort of UFN for DCE DNs: a slash ('/') separated
3029 * global->local DN with no types; strictly speaking,
3030 * the naming context should be a domain, which is
3031 * written in DNS-style, e.g. dot-deparated.
3035 * "givenName=Bill+sn=Gates,ou=People,dc=microsoft,dc=com"
3039 * "microsoft.com/People/Bill,Gates"
3041 for ( iRDN = 0, len = -1; dn[ 0 ][ iRDN ]; iRDN++ ) {
3043 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3045 if ( rdn2ADstrlen( rdn, flags, &rdnl ) ) {
3046 goto return_results;
3052 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
3053 rc = LDAP_NO_MEMORY;
3058 if ( iRDN && dn2domain( dn, bv, 0, &iRDN ) ) {
3059 for ( l = bv->bv_len; iRDN >= 0 ; iRDN-- ) {
3061 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3063 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3064 flags, &rdnl, 0 ) ) {
3065 LDAP_FREE( bv->bv_val );
3067 goto return_results;
3076 * Strictly speaking, AD canonical requires
3077 * a DN to be in the form "..., dc=smtg",
3078 * i.e. terminated by a domain component
3080 if ( flags & LDAP_DN_PEDANTIC ) {
3081 LDAP_FREE( bv->bv_val );
3083 rc = LDAP_ENCODING_ERROR;
3087 for ( l = 0; iRDN >= 0 ; iRDN-- ) {
3089 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3091 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3092 flags, &rdnl, first ) ) {
3093 LDAP_FREE( bv->bv_val );
3095 goto return_results;
3105 bv->bv_val[ bv->bv_len ] = '\0';
3112 return LDAP_PARAM_ERROR;
3115 Debug( LDAP_DEBUG_TRACE, "<= ldap_dn2bv(%s,%u)=%d\n",
3116 bv->bv_val, flags, rc );