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
1860 if ( LDAP_DN_WILLESCAPE_HEX( flags, p[ 0 ] ) ) {
1863 * there might be some chars we want
1864 * to escape in form of a couple
1865 * of hexdigits for optimization purposes
1870 l += escaped_ascii_len;
1872 #else /* ! PRETTY_ESCAPE */
1874 #endif /* ! PRETTY_ESCAPE */
1887 * convert to string representation, escaping with hex the UTF-8 stuff;
1888 * assume the destination has enough room for escaping
1891 strval2str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
1893 ber_len_t s, d, end;
1899 if ( val->bv_len == 0 ) {
1905 * we assume the string has enough room for the hex encoding
1908 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
1914 if ( val->bv_val[ s ] == '\0' ) {
1923 cl = LDAP_UTF8_CHARLEN( &val->bv_val[ s ] );
1926 * there might be some chars we want to escape in form
1927 * of a couple of hexdigits for optimization purposes
1929 if ( ( cl > 1 && !LDAP_DN_IS_PRETTY( flags ) )
1930 #ifdef PRETTY_ESCAPE
1931 || LDAP_DN_WILLESCAPE_HEX( flags, val->bv_val[ s ] )
1932 #else /* ! PRETTY_ESCAPE */
1933 || LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1934 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1935 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) )
1937 #endif /* ! PRETTY_ESCAPE */
1941 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1946 } else if ( cl > 1 ) {
1948 str[ d++ ] = val->bv_val[ s++ ];
1952 #ifdef PRETTY_ESCAPE
1953 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1954 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1955 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
1957 if ( !LDAP_DN_IS_PRETTY( flags ) ) {
1958 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1964 #endif /* PRETTY_ESCAPE */
1965 str[ d++ ] = val->bv_val[ s++ ];
1975 * Length of the IA5 string representation (no UTF-8 allowed)
1978 strval2IA5strlen( struct berval *val, unsigned flags, ber_len_t *len )
1987 if ( val->bv_len == 0 ) {
1991 if ( flags & LDAP_AVA_NONPRINTABLE ) {
1993 * Turn value into a binary encoded BER
1998 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
1999 if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
2000 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
2001 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
2016 * convert to string representation (np UTF-8)
2017 * assume the destination has enough room for escaping
2020 strval2IA5str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2022 ber_len_t s, d, end;
2028 if ( val->bv_len == 0 ) {
2033 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2035 * Turn value into a binary encoded BER
2042 * we assume the string has enough room for the hex encoding
2046 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
2047 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
2048 || ( s == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
2049 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
2052 str[ d++ ] = val->bv_val[ s++ ];
2062 * Length of the (supposedly) DCE string representation,
2063 * accounting for escaped hex of UTF-8 chars
2066 strval2DCEstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2075 if ( val->bv_len == 0 ) {
2079 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2081 * FIXME: Turn the value into a binary encoded BER?
2086 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2087 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
2102 * convert to (supposedly) DCE string representation,
2103 * escaping with hex the UTF-8 stuff;
2104 * assume the destination has enough room for escaping
2107 strval2DCEstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2115 if ( val->bv_len == 0 ) {
2120 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2122 * FIXME: Turn the value into a binary encoded BER?
2130 * we assume the string has enough room for the hex encoding
2134 for ( s = 0, d = 0; s < val->bv_len; ) {
2135 if ( LDAP_DN_NEEDESCAPE_DCE( val->bv_val[ s ] ) ) {
2138 str[ d++ ] = val->bv_val[ s++ ];
2148 * Length of the (supposedly) AD canonical string representation,
2149 * accounting for escaped hex of UTF-8 chars
2152 strval2ADstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2161 if ( val->bv_len == 0 ) {
2165 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2167 * FIXME: Turn the value into a binary encoded BER?
2172 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2173 if ( LDAP_DN_NEEDESCAPE_AD( p[ 0 ] ) ) {
2188 * convert to (supposedly) AD string representation,
2189 * escaping with hex the UTF-8 stuff;
2190 * assume the destination has enough room for escaping
2193 strval2ADstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2201 if ( val->bv_len == 0 ) {
2206 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2208 * FIXME: Turn the value into a binary encoded BER?
2216 * we assume the string has enough room for the hex encoding
2220 for ( s = 0, d = 0; s < val->bv_len; ) {
2221 if ( LDAP_DN_NEEDESCAPE_AD( val->bv_val[ s ] ) ) {
2224 str[ d++ ] = val->bv_val[ s++ ];
2234 * If the DN is terminated by single-AVA RDNs with attribute type of "dc",
2235 * the first part of the AD representation of the DN is written in DNS
2236 * form, i.e. dot separated domain name components (as suggested
2237 * by Luke Howard, http://www.padl.com/~lukeh)
2240 dn2domain( LDAPDN *dn, struct berval *bv, int pos, int *iRDN )
2243 int domain = 0, first = 1;
2244 ber_len_t l = 1; /* we move the null also */
2247 /* we are guaranteed there's enough memory in str */
2253 assert( *iRDN >= 0 );
2255 str = bv->bv_val + pos;
2257 for ( i = *iRDN; i >= 0; i-- ) {
2261 assert( dn[ 0 ][ i ] );
2264 assert( rdn[ 0 ][ 0 ] );
2265 ava = rdn[ 0 ][ 0 ];
2267 if ( !LDAP_DN_IS_RDN_DC( rdn ) ) {
2275 AC_MEMCPY( str, ava->la_value.bv_val,
2276 ava->la_value.bv_len + 1);
2277 l += ava->la_value.bv_len;
2280 AC_MEMCPY( str + ava->la_value.bv_len + 1, bv->bv_val + pos, l);
2281 AC_MEMCPY( str, ava->la_value.bv_val,
2282 ava->la_value.bv_len );
2283 str[ ava->la_value.bv_len ] = '.';
2284 l += ava->la_value.bv_len + 1;
2289 bv->bv_len = pos + l - 1;
2295 rdn2strlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len,
2296 int ( *s2l )( struct berval *v, unsigned f, ber_len_t *l ) )
2303 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2304 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2306 /* len(type) + '=' + '+' | ',' */
2307 l += ava->la_attr.bv_len + 2;
2309 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2310 /* octothorpe + twice the length */
2311 l += 1 + 2 * ava->la_value.bv_len;
2315 unsigned f = flags | ava->la_flags;
2317 if ( ( *s2l )( &ava->la_value, f, &vl ) ) {
2330 rdn2str( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len,
2331 int ( *s2s ) ( struct berval *v, char * s, unsigned f, ber_len_t *l ) )
2336 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2337 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2339 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2340 ava->la_attr.bv_len );
2341 l += ava->la_attr.bv_len;
2345 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2347 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2350 l += 2 * ava->la_value.bv_len;
2354 unsigned f = flags | ava->la_flags;
2356 if ( ( *s2s )( &ava->la_value, &str[ l ], f, &vl ) ) {
2361 str[ l++ ] = ( rdn[ 0 ][ iAVA + 1 ] ? '+' : ',' );
2370 rdn2DCEstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2377 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2378 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2380 /* len(type) + '=' + ',' | '/' */
2381 l += ava->la_attr.bv_len + 2;
2383 switch ( ava->la_flags ) {
2384 case LDAP_AVA_BINARY:
2385 /* octothorpe + twice the length */
2386 l += 1 + 2 * ava->la_value.bv_len;
2389 case LDAP_AVA_STRING: {
2391 unsigned f = flags | ava->la_flags;
2393 if ( strval2DCEstrlen( &ava->la_value, f, &vl ) ) {
2411 rdn2DCEstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2416 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2417 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2422 str[ l++ ] = ( iAVA ? ',' : '/' );
2425 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2426 ava->la_attr.bv_len );
2427 l += ava->la_attr.bv_len;
2431 switch ( ava->la_flags ) {
2432 case LDAP_AVA_BINARY:
2434 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2437 l += 2 * ava->la_value.bv_len;
2440 case LDAP_AVA_STRING: {
2442 unsigned f = flags | ava->la_flags;
2444 if ( strval2DCEstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2462 rdn2UFNstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2472 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2473 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2476 l += ( rdn[ 0 ][ iAVA + 1 ] ? 3 : 2 );
2478 /* FIXME: are binary values allowed in UFN? */
2479 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2480 /* octothorpe + twice the value */
2481 l += 1 + 2 * ava->la_value.bv_len;
2485 unsigned f = flags | ava->la_flags;
2487 if ( strval2strlen( &ava->la_value, f, &vl ) ) {
2500 rdn2UFNstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len )
2505 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2506 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2508 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2510 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2513 l += 2 * ava->la_value.bv_len;
2517 unsigned f = flags | ava->la_flags;
2519 if ( strval2str( &ava->la_value, &str[ l ], f, &vl ) ) {
2525 if ( rdn[ 0 ][ iAVA + 1 ]) {
2526 AC_MEMCPY( &str[ l ], " + ", 3 );
2530 AC_MEMCPY( &str[ l ], ", ", 2 );
2541 rdn2ADstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2551 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2552 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2557 /* FIXME: are binary values allowed in UFN? */
2558 switch ( ava->la_flags ) {
2559 case LDAP_AVA_BINARY:
2560 /* octothorpe + twice the value */
2561 l += 1 + 2 * ava->la_value.bv_len;
2564 case LDAP_AVA_STRING: {
2566 unsigned f = flags | ava->la_flags;
2568 if ( strval2ADstrlen( &ava->la_value, f, &vl ) ) {
2586 rdn2ADstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2591 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2592 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2597 str[ l++ ] = ( iAVA ? ',' : '/' );
2600 switch ( ava->la_flags ) {
2601 case LDAP_AVA_BINARY:
2603 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2606 l += 2 * ava->la_value.bv_len;
2609 case LDAP_AVA_STRING: {
2611 unsigned f = flags | ava->la_flags;
2613 if ( strval2ADstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2633 * Returns in str a string representation of rdn based on flags.
2634 * There is some duplication of code between this and ldap_dn2str;
2635 * this is wanted to reduce the allocation of temporary buffers.
2638 ldap_rdn2str( LDAPRDN *rdn, char **str, unsigned flags )
2645 if((flags & LDAP_DN_FORMAT_MASK) == LDAP_DN_FORMAT_LBER) {
2646 return LDAP_PARAM_ERROR;
2649 rc = ldap_rdn2bv( rdn, &bv, flags );
2655 ldap_rdn2bv( LDAPRDN *rdn, struct berval *bv, unsigned flags )
2665 if ( rdn == NULL ) {
2666 bv->bv_val = LDAP_STRDUP( "" );
2667 return( LDAP_SUCCESS );
2671 * This routine wastes "back" bytes at the end of the string
2674 switch ( LDAP_DN_FORMAT( flags ) ) {
2675 case LDAP_DN_FORMAT_LDAPV3:
2676 if ( rdn2strlen( rdn, flags, &l, strval2strlen ) ) {
2677 return LDAP_DECODING_ERROR;
2681 case LDAP_DN_FORMAT_LDAPV2:
2682 if ( rdn2strlen( rdn, flags, &l, strval2IA5strlen ) ) {
2683 return LDAP_DECODING_ERROR;
2687 case LDAP_DN_FORMAT_UFN:
2688 if ( rdn2UFNstrlen( rdn, flags, &l ) ) {
2689 return LDAP_DECODING_ERROR;
2693 case LDAP_DN_FORMAT_DCE:
2694 if ( rdn2DCEstrlen( rdn, flags, &l ) ) {
2695 return LDAP_DECODING_ERROR;
2699 case LDAP_DN_FORMAT_AD_CANONICAL:
2700 if ( rdn2ADstrlen( rdn, flags, &l ) ) {
2701 return LDAP_DECODING_ERROR;
2706 return( LDAP_PARAM_ERROR );
2709 bv->bv_val = LDAP_MALLOC( l + 1 );
2711 switch ( LDAP_DN_FORMAT( flags ) ) {
2712 case LDAP_DN_FORMAT_LDAPV3:
2713 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2str );
2717 case LDAP_DN_FORMAT_LDAPV2:
2718 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2IA5str );
2722 case LDAP_DN_FORMAT_UFN:
2723 rc = rdn2UFNstr( rdn, bv->bv_val, flags, &l );
2727 case LDAP_DN_FORMAT_DCE:
2728 rc = rdn2DCEstr( rdn, bv->bv_val, flags, &l, 1 );
2732 case LDAP_DN_FORMAT_AD_CANONICAL:
2733 rc = rdn2ADstr( rdn, bv->bv_val, flags, &l, 1 );
2738 /* need at least one of the previous */
2739 return LDAP_PARAM_ERROR;
2743 ldap_memfree( bv->bv_val );
2747 bv->bv_len = l - back;
2748 bv->bv_val[ bv->bv_len ] = '\0';
2750 return LDAP_SUCCESS;
2754 * Very bulk implementation; many optimizations can be performed
2755 * - a NULL dn results in an empty string ""
2758 * a) what do we do if a UTF-8 string must be converted in LDAPv2?
2759 * we must encode it in binary form ('#' + HEXPAIRs)
2760 * b) does DCE/AD support UTF-8?
2761 * no clue; don't think so.
2762 * c) what do we do when binary values must be converted in UTF/DCE/AD?
2763 * use binary encoded BER
2765 int ldap_dn2str( LDAPDN *dn, char **str, unsigned flags )
2772 if((flags & LDAP_DN_FORMAT_MASK) == LDAP_DN_FORMAT_LBER) {
2773 return LDAP_PARAM_ERROR;
2776 rc = ldap_dn2bv( dn, &bv, flags );
2781 int ldap_dn2bv( LDAPDN *dn, struct berval *bv, unsigned flags )
2784 int rc = LDAP_ENCODING_ERROR;
2787 /* stringifying helpers for LDAPv3/LDAPv2 */
2788 int ( *sv2l ) ( struct berval *v, unsigned f, ber_len_t *l );
2789 int ( *sv2s ) ( struct berval *v, char *s, unsigned f, ber_len_t *l );
2796 Debug( LDAP_DEBUG_TRACE, "=> ldap_dn2bv(%u)\n%s%s", flags, "", "" );
2799 * a null dn means an empty dn string
2800 * FIXME: better raise an error?
2803 bv->bv_val = LDAP_STRDUP( "" );
2804 return( LDAP_SUCCESS );
2807 switch ( LDAP_DN_FORMAT( flags ) ) {
2808 case LDAP_DN_FORMAT_LDAPV3:
2809 sv2l = strval2strlen;
2813 case LDAP_DN_FORMAT_LDAPV2:
2814 sv2l = strval2IA5strlen;
2815 sv2s = strval2IA5str;
2818 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2820 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2822 if ( rdn2strlen( rdn, flags, &rdnl, sv2l ) ) {
2823 goto return_results;
2829 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2830 rc = LDAP_NO_MEMORY;
2834 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2836 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2838 if ( rdn2str( rdn, &bv->bv_val[ l ], flags,
2840 LDAP_FREE( bv->bv_val );
2842 goto return_results;
2850 * trim the last ',' (the allocated memory
2851 * is one byte longer than required)
2853 bv->bv_len = len - 1;
2854 bv->bv_val[ bv->bv_len ] = '\0';
2859 case LDAP_DN_FORMAT_UFN: {
2862 * FIXME: quoting from RFC 1781:
2864 To take a distinguished name, and generate a name of this format with
2865 attribute types omitted, the following steps are followed.
2867 1. If the first attribute is of type CommonName, the type may be
2870 2. If the last attribute is of type Country, the type may be
2873 3. If the last attribute is of type Country, the last
2874 Organisation attribute may have the type omitted.
2876 4. All attributes of type OrganisationalUnit may have the type
2877 omitted, unless they are after an Organisation attribute or
2878 the first attribute is of type OrganisationalUnit.
2880 * this should be the pedantic implementation.
2882 * Here the standard implementation reflects
2883 * the one historically provided by OpenLDAP
2884 * (and UMIch, I presume), with the variant
2885 * of spaces and plusses (' + ') separating
2888 * A non-standard but nice implementation could
2889 * be to turn the final "dc" attributes into a
2890 * dot-separated domain.
2892 * Other improvements could involve the use of
2893 * friendly country names and so.
2896 int leftmost_dc = -1;
2898 #endif /* DC_IN_UFN */
2900 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2902 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2904 if ( rdn2UFNstrlen( rdn, flags, &rdnl ) ) {
2905 goto return_results;
2910 if ( LDAP_DN_IS_RDN_DC( rdn ) ) {
2911 if ( leftmost_dc == -1 ) {
2917 #endif /* DC_IN_UFN */
2920 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2921 rc = LDAP_NO_MEMORY;
2926 if ( leftmost_dc == -1 ) {
2927 #endif /* DC_IN_UFN */
2928 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2930 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2932 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2934 LDAP_FREE( bv->bv_val );
2936 goto return_results;
2942 * trim the last ', ' (the allocated memory
2943 * is two bytes longer than required)
2945 bv->bv_len = len - 2;
2946 bv->bv_val[ bv->bv_len ] = '\0';
2949 last_iRDN = iRDN - 1;
2951 for ( l = 0, iRDN = 0; iRDN < leftmost_dc; iRDN++ ) {
2953 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2955 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2957 LDAP_FREE( bv->bv_val );
2959 goto return_results;
2964 if ( !dn2domain( dn, bv, l, &last_iRDN ) ) {
2965 LDAP_FREE( bv->bv_val );
2967 goto return_results;
2970 /* the string is correctly terminated by dn2domain */
2972 #endif /* DC_IN_UFN */
2978 case LDAP_DN_FORMAT_DCE:
2980 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2982 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2984 if ( rdn2DCEstrlen( rdn, flags, &rdnl ) ) {
2985 goto return_results;
2991 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2992 rc = LDAP_NO_MEMORY;
2996 for ( l = 0; iRDN--; ) {
2998 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3000 if ( rdn2DCEstr( rdn, &bv->bv_val[ l ], flags,
3002 LDAP_FREE( bv->bv_val );
3004 goto return_results;
3012 bv->bv_val[ bv->bv_len ] = '\0';
3017 case LDAP_DN_FORMAT_AD_CANONICAL: {
3020 * Sort of UFN for DCE DNs: a slash ('/') separated
3021 * global->local DN with no types; strictly speaking,
3022 * the naming context should be a domain, which is
3023 * written in DNS-style, e.g. dot-deparated.
3027 * "givenName=Bill+sn=Gates,ou=People,dc=microsoft,dc=com"
3031 * "microsoft.com/People/Bill,Gates"
3033 for ( iRDN = 0, len = -1; dn[ 0 ][ iRDN ]; iRDN++ ) {
3035 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3037 if ( rdn2ADstrlen( rdn, flags, &rdnl ) ) {
3038 goto return_results;
3044 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
3045 rc = LDAP_NO_MEMORY;
3050 if ( iRDN && dn2domain( dn, bv, 0, &iRDN ) ) {
3051 for ( l = bv->bv_len; iRDN >= 0 ; iRDN-- ) {
3053 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3055 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3056 flags, &rdnl, 0 ) ) {
3057 LDAP_FREE( bv->bv_val );
3059 goto return_results;
3068 * Strictly speaking, AD canonical requires
3069 * a DN to be in the form "..., dc=smtg",
3070 * i.e. terminated by a domain component
3072 if ( flags & LDAP_DN_PEDANTIC ) {
3073 LDAP_FREE( bv->bv_val );
3075 rc = LDAP_ENCODING_ERROR;
3079 for ( l = 0; iRDN >= 0 ; iRDN-- ) {
3081 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3083 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3084 flags, &rdnl, first ) ) {
3085 LDAP_FREE( bv->bv_val );
3087 goto return_results;
3097 bv->bv_val[ bv->bv_len ] = '\0';
3104 return LDAP_PARAM_ERROR;
3107 Debug( LDAP_DEBUG_TRACE, "<= ldap_dn2bv(%s,%u)=%d\n",
3108 bv->bv_val, flags, rc );