3 * Copyright 1998-2000 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" */
28 /* #define PRETTY_ESCAPE */
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, &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( const char *dnin, unsigned fin, char **dnout, unsigned fout )
305 LDAPDN *tmpDN = NULL;
307 Debug( LDAP_DEBUG_TRACE, "ldap_dn_normalize\n", 0, 0, 0 );
313 if ( dnin == NULL ) {
314 return( LDAP_SUCCESS );
317 rc = ldap_str2dn( dnin , &tmpDN, fin );
318 if ( rc != LDAP_SUCCESS ) {
322 rc = ldap_dn2str( tmpDN, dnout, fout );
324 ldap_dnfree( tmpDN );
332 /* #define B4ATTRTYPE 0x0001 */
333 #define B4OIDATTRTYPE 0x0002
334 #define B4STRINGATTRTYPE 0x0003
336 #define B4AVAEQUALS 0x0100
337 #define B4AVASEP 0x0200
338 #define B4RDNSEP 0x0300
339 #define GOTAVA 0x0400
341 #define B4ATTRVALUE 0x0010
342 #define B4STRINGVALUE 0x0020
343 #define B4IA5VALUEQUOTED 0x0030
344 #define B4IA5VALUE 0x0040
345 #define B4BINARYVALUE 0x0050
348 * Helpers (mostly from slap.h)
349 * c is assumed to Unicode in an ASCII compatible format (UTF-8)
350 * Macros assume "C" Locale (ASCII)
352 #define LDAP_DN_ASCII_SPACE(c) \
353 ( (c) == ' ' || (c) == '\t' || (c) == '\n' || (c) == '\r' )
354 #define LDAP_DN_ASCII_LOWER(c) LDAP_LOWER(c)
355 #define LDAP_DN_ASCII_UPPER(c) LDAP_UPPER(c)
356 #define LDAP_DN_ASCII_ALPHA(c) LDAP_ALPHA(c)
358 #define LDAP_DN_ASCII_DIGIT(c) LDAP_DIGIT(c)
359 #define LDAP_DN_ASCII_LCASE_HEXALPHA(c) LDAP_HEXLOWER(c)
360 #define LDAP_DN_ASCII_UCASE_HEXALPHA(c) LDAP_HEXUPPER(c)
361 #define LDAP_DN_ASCII_HEXDIGIT(c) LDAP_HEX(c)
362 #define LDAP_DN_ASCII_ALNUM(c) LDAP_ALNUM(c)
363 #define LDAP_DN_ASCII_PRINTABLE(c) ( (c) >= ' ' && (c) <= '~' )
366 #define LDAP_DN_OID_LEADCHAR(c) LDAP_DIGIT(c)
367 #define LDAP_DN_DESC_LEADCHAR(c) LDAP_ALPHA(c)
368 #define LDAP_DN_DESC_CHAR(c) LDAP_LDH(c)
369 #define LDAP_DN_LANG_SEP(c) ( (c) == ';' )
370 #define LDAP_DN_ATTRDESC_CHAR(c) \
371 ( LDAP_DN_DESC_CHAR(c) || LDAP_DN_LANG_SEP(c) )
373 /* special symbols */
374 #define LDAP_DN_AVA_EQUALS(c) ( (c) == '=' )
375 #define LDAP_DN_AVA_SEP(c) ( (c) == '+' )
376 #define LDAP_DN_RDN_SEP(c) ( (c) == ',' )
377 #define LDAP_DN_RDN_SEP_V2(c) ( LDAP_DN_RDN_SEP(c) || (c) == ';' )
378 #define LDAP_DN_OCTOTHORPE(c) ( (c) == '#' )
379 #define LDAP_DN_QUOTES(c) ( (c) == '\"' )
380 #define LDAP_DN_ESCAPE(c) ( (c) == '\\' )
381 #define LDAP_DN_VALUE_END(c) \
382 ( LDAP_DN_RDN_SEP(c) || LDAP_DN_AVA_SEP(c) )
383 #define LDAP_DN_NE(c) \
384 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_SEP(c) \
385 || LDAP_DN_QUOTES(c) || (c) == '<' || (c) == '>' )
386 #define LDAP_DN_NEEDESCAPE(c) \
387 ( LDAP_DN_ESCAPE(c) || LDAP_DN_NE(c) )
388 #define LDAP_DN_NEEDESCAPE_LEAD(c) \
389 ( LDAP_DN_ASCII_SPACE(c) || LDAP_DN_OCTOTHORPE(c) || LDAP_DN_NE(c) )
390 #define LDAP_DN_NEEDESCAPE_TRAIL(c) \
391 ( LDAP_DN_ASCII_SPACE(c) || LDAP_DN_NEEDESCAPE(c) )
392 #define LDAP_DN_WILLESCAPE_CHAR(c) \
393 ( LDAP_DN_RDN_SEP(c) || LDAP_DN_AVA_SEP(c) || LDAP_DN_ESCAPE(c) )
394 #define LDAP_DN_IS_PRETTY(f) ( (f) & LDAP_DN_PRETTY )
395 #define LDAP_DN_WILLESCAPE_HEX(f, c) \
396 ( ( !LDAP_DN_IS_PRETTY( f ) ) && LDAP_DN_WILLESCAPE_CHAR(c) )
399 #define LDAP_DN_VALUE_END_V2(c) \
400 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_SEP(c) )
402 #define LDAP_DN_V2_SPECIAL(c) \
403 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_EQUALS(c) \
404 || LDAP_DN_AVA_SEP(c) || (c) == '<' || (c) == '>' \
405 || LDAP_DN_OCTOTHORPE(c) )
406 #define LDAP_DN_V2_PAIR(c) \
407 ( LDAP_DN_V2_SPECIAL(c) || LDAP_DN_ESCAPE(c) || LDAP_DN_QUOTES(c) )
410 * DCE (mostly from Luke Howard and IBM implementation for AIX)
412 * From: "Application Development Guide - Directory Services" (FIXME: add link?)
413 * Here escapes and valid chars for GDS are considered; as soon as more
414 * specific info is found, the macros will be updated.
416 * Chars: 'a'-'z', 'A'-'Z', '0'-'9',
417 * '.', ':', ',', ''', '+', '-', '=', '(', ')', '?', '/', ' '.
419 * Metachars: '/', ',', '=', '\'.
421 * the '\' is used to escape other metachars.
427 * Attribute types must start with alphabetic chars and can contain
428 * alphabetic chars and digits (FIXME: no '-'?). OIDs are allowed.
430 #define LDAP_DN_RDN_SEP_DCE(c) ( (c) == '/' )
431 #define LDAP_DN_AVA_SEP_DCE(c) ( (c) == ',' )
432 #define LDAP_DN_ESCAPE_DCE(c) ( LDAP_DN_ESCAPE(c) )
433 #define LDAP_DN_VALUE_END_DCE(c) \
434 ( LDAP_DN_RDN_SEP_DCE(c) || LDAP_DN_AVA_SEP_DCE(c) )
435 #define LDAP_DN_NEEDESCAPE_DCE(c) \
436 ( LDAP_DN_VALUE_END_DCE(c) || LDAP_DN_AVA_EQUALS(c) )
439 #define LDAP_DN_RDN_SEP_AD(c) ( (c) == '/' )
440 #define LDAP_DN_ESCAPE_AD(c) ( LDAP_DN_ESCAPE(c) )
441 #define LDAP_DN_AVA_SEP_AD(c) ( (c) == ',' ) /* assume same as DCE */
442 #define LDAP_DN_VALUE_END_AD(c) \
443 ( LDAP_DN_RDN_SEP_AD(c) || LDAP_DN_AVA_SEP_AD(c) )
444 #define LDAP_DN_NEEDESCAPE_AD(c) \
445 ( LDAP_DN_VALUE_END_AD(c) || LDAP_DN_AVA_EQUALS(c) )
448 #define LDAP_DN_HEXPAIR(s) \
449 ( LDAP_DN_ASCII_HEXDIGIT((s)[0]) && LDAP_DN_ASCII_HEXDIGIT((s)[1]) )
450 /* better look at the AttributeDescription? */
452 /* FIXME: no composite rdn or non-"dc" types, right?
453 * (what about "dc" in OID form?) */
454 /* FIXME: we do not allow binary values in domain, right? */
455 /* NOTE: use this macro only when ABSOLUTELY SURE rdn IS VALID! */
456 /* NOTE: don't use strcasecmp() as it is locale specific! */
457 #define LDAP_DC_ATTR "dc"
458 #define LDAP_DC_ATTRU "DC"
459 #define LDAP_DN_IS_RDN_DC( r ) \
460 ( (r) && (r)[0][0] && !(r)[0][1] \
461 && ((r)[0][0]->la_flags == LDAP_AVA_STRING) \
462 && ((r)[0][0]->la_attr.bv_len == 2) \
463 && (((r)[0][0]->la_attr.bv_val[0] == LDAP_DC_ATTR[0]) \
464 || ((r)[0][0]->la_attr.bv_val[0] == LDAP_DC_ATTRU[0])) \
465 && (((r)[0][0]->la_attr.bv_val[1] == LDAP_DC_ATTR[1]) \
466 || ((r)[0][0]->la_attr.bv_val[1] == LDAP_DC_ATTRU[1])))
468 /* Composite rules */
469 #define LDAP_DN_ALLOW_ONE_SPACE(f) \
470 ( LDAP_DN_LDAPV2(f) \
471 || !( (f) & LDAP_DN_P_NOSPACEAFTERRDN ) )
472 #define LDAP_DN_ALLOW_SPACES(f) \
473 ( LDAP_DN_LDAPV2(f) \
474 || !( (f) & ( LDAP_DN_P_NOLEADTRAILSPACES | LDAP_DN_P_NOSPACEAFTERRDN ) ) )
475 #define LDAP_DN_LDAP(f) \
476 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAP )
477 #define LDAP_DN_LDAPV3(f) \
478 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAPV3 )
479 #define LDAP_DN_LDAPV2(f) \
480 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAPV2 )
481 #define LDAP_DN_DCE(f) \
482 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_DCE )
483 #define LDAP_DN_UFN(f) \
484 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_UFN )
485 #define LDAP_DN_ADC(f) \
486 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_AD_CANONICAL )
487 #define LDAP_DN_FORMAT(f) ( (f) & LDAP_DN_FORMAT_MASK )
490 * LDAPAVA helpers (will become part of the API for operations
491 * on structural representations of DNs).
494 ldapava_new( const struct berval *attr, const struct berval *val,
502 ava = LDAP_MALLOC( sizeof( LDAPAVA ) + attr->bv_len + 1 );
504 /* should we test it? */
509 ava->la_attr.bv_len = attr->bv_len;
510 ava->la_attr.bv_val = (char *)(ava+1);
511 AC_MEMCPY( ava->la_attr.bv_val, attr->bv_val, attr->bv_len );
512 ava->la_attr.bv_val[attr->bv_len] = '\0';
514 ava->la_value = *val;
515 ava->la_flags = flags;
517 ava->la_private = NULL;
523 ldap_avafree( LDAPAVA *ava )
528 /* ava's private must be freed by caller
529 * (at present let's skip this check because la_private
530 * basically holds static data) */
531 assert( ava->la_private == NULL );
535 /* la_attr is now contiguous with ava, not freed separately */
536 free( ava->la_attr.bv_val );
538 free( ava->la_value.bv_val );
544 ldap_rdnfree( LDAPRDN *rdn )
552 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
553 ldap_avafree( rdn[ 0 ][ iAVA ] );
560 ldap_dnfree( LDAPDN *dn )
568 for ( iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
569 ldap_rdnfree( dn[ 0 ][ iRDN ] );
576 * Converts a string representation of a DN (in LDAPv3, LDAPv2 or DCE)
577 * into a structural representation of the DN, by separating attribute
578 * types and values encoded in the more appropriate form, which is
579 * string or OID for attribute types and binary form of the BER encoded
580 * value or Unicode string. Formats different from LDAPv3 are parsed
581 * according to their own rules and turned into the more appropriate
582 * form according to LDAPv3.
584 * NOTE: I realize the code is getting spaghettish; it is rather
585 * experimental and will hopefully turn into something more simple
586 * and readable as soon as it works as expected.
589 #define TMP_SLOTS 256
592 ldap_str2dn( const char *str, LDAPDN **dn, unsigned flags )
595 int rc = LDAP_INVALID_DN_SYNTAX;
598 LDAPDN *newDN = NULL;
599 LDAPRDN *newRDN = NULL, *tmpDN[TMP_SLOTS];
604 Debug( LDAP_DEBUG_TRACE, "=> ldap_str2dn(%s,%u)\n%s", str, flags, "" );
608 switch ( LDAP_DN_FORMAT( flags ) ) {
609 case LDAP_DN_FORMAT_LDAP:
610 case LDAP_DN_FORMAT_LDAPV3:
611 case LDAP_DN_FORMAT_LDAPV2:
612 case LDAP_DN_FORMAT_DCE:
615 /* unsupported in str2dn */
616 case LDAP_DN_FORMAT_UFN:
617 case LDAP_DN_FORMAT_AD_CANONICAL:
618 return( LDAP_INVALID_DN_SYNTAX );
621 return( LDAP_OTHER );
624 if ( str[ 0 ] == '\0' ) {
625 return( LDAP_SUCCESS );
629 if ( LDAP_DN_DCE( flags ) ) {
632 * (from Luke Howard: thnx) A RDN separator is required
633 * at the beginning of an (absolute) DN.
635 if ( !LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
640 } else if ( LDAP_DN_LDAP( flags ) ) {
642 * if dn starts with '/' let's make it a DCE dn
644 if ( LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
645 flags |= LDAP_DN_FORMAT_DCE;
650 for ( ; p[ 0 ]; p++ ) {
653 err = ldap_str2rdn( p, &newRDN, &p, flags );
654 if ( err != LDAP_SUCCESS ) {
659 * We expect a rdn separator
662 switch ( LDAP_DN_FORMAT( flags ) ) {
663 case LDAP_DN_FORMAT_LDAPV3:
664 if ( !LDAP_DN_RDN_SEP( p[ 0 ] ) ) {
670 case LDAP_DN_FORMAT_LDAP:
671 case LDAP_DN_FORMAT_LDAPV2:
672 if ( !LDAP_DN_RDN_SEP_V2( p[ 0 ] ) ) {
678 case LDAP_DN_FORMAT_DCE:
679 if ( !LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
688 tmpDN[nrdns++] = newRDN;
691 assert (nrdns < TMP_SLOTS);
693 if ( p[ 0 ] == '\0' ) {
695 * the DN is over, phew
697 newDN = (LDAPDN *)LDAP_MALLOC( sizeof(LDAPDN) +
698 sizeof(LDAPRDN *) * (nrdns+1));
699 if ( newDN == NULL ) {
705 newDN[0] = (LDAPRDN **)(newDN+1);
707 if ( LDAP_DN_DCE( flags ) ) {
708 /* add in reversed order */
709 for ( i=0; i<nrdns; i++ )
710 newDN[0][i] = tmpDN[nrdns-1-i];
712 for ( i=0; i<nrdns; i++ )
713 newDN[0][i] = tmpDN[i];
715 newDN[0][nrdns] = NULL;
724 ldap_rdnfree( newRDN );
727 for (nrdns-- ;nrdns>=0; nrdns-- )
728 ldap_rdnfree( tmpDN[nrdns] );
732 Debug( LDAP_DEBUG_TRACE, "<= ldap_str2dn(%s,%u)=%d\n", str, flags, rc );
741 * Parses a relative DN according to flags up to a rdn separator
742 * or to the end of str.
743 * Returns the rdn and a pointer to the string continuation, which
744 * corresponds to the rdn separator or to '\0' in case the string is over.
747 ldap_str2rdn( const char *str, LDAPRDN **rdn, const char **n, unsigned flags )
752 int rc = LDAP_INVALID_DN_SYNTAX;
753 int attrTypeEncoding = LDAP_AVA_STRING,
754 attrValueEncoding = LDAP_AVA_STRING;
756 struct berval attrType = { 0, NULL };
757 struct berval attrValue = { 0, NULL };
759 LDAPRDN *newRDN = NULL;
760 LDAPAVA *tmpRDN[TMP_SLOTS];
763 assert( rdn || flags & LDAP_DN_SKIP );
766 Debug( LDAP_DEBUG_TRACE, "=> ldap_str2rdn(%s,%u)\n%s", str, flags, "" );
773 switch ( LDAP_DN_FORMAT( flags ) ) {
774 case LDAP_DN_FORMAT_LDAP:
775 case LDAP_DN_FORMAT_LDAPV3:
776 case LDAP_DN_FORMAT_LDAPV2:
777 case LDAP_DN_FORMAT_DCE:
780 /* unsupported in str2dn */
781 case LDAP_DN_FORMAT_UFN:
782 case LDAP_DN_FORMAT_AD_CANONICAL:
783 return( LDAP_INVALID_DN_SYNTAX );
786 return( LDAP_OTHER );
789 if ( str[ 0 ] == '\0' ) {
790 return( LDAP_SUCCESS );
794 for ( ; p[ 0 ] || state == GOTAVA; ) {
797 * The parser in principle advances one token a time,
798 * or toggles state if preferable.
803 * an AttributeType can be encoded as:
804 * - its string representation; in detail, implementations
805 * MUST recognize AttributeType string type names listed
806 * in section 2.3 of draft-ietf-ldapbis-dn-XX.txt, and
807 * MAY recognize other names.
808 * - its numeric OID (a dotted decimal string); in detail
809 * RFC 2253 asserts that ``Implementations MUST allow
810 * an oid in the attribute type to be prefixed by one
811 * of the character strings "oid." or "OID."''. As soon
812 * as draft-ietf-ldapbis-dn-XX.txt obsoletes RFC 2253
813 * I'm not sure whether this is required or not any
814 * longer; to be liberal, we still implement it.
817 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
818 if ( !LDAP_DN_ALLOW_ONE_SPACE( flags ) ) {
825 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
826 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
831 /* whitespace is allowed (and trimmed) */
833 while ( p[ 0 ] && LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
838 /* error: we expected an AVA */
844 if ( LDAP_DN_OID_LEADCHAR( p[ 0 ] ) ) {
845 state = B4OIDATTRTYPE;
849 /* else must be alpha */
850 if ( !LDAP_DN_DESC_LEADCHAR( p[ 0 ] ) ) {
854 /* LDAPv2 "oid." prefix */
855 if ( LDAP_DN_LDAPV2( flags ) ) {
857 * to be overly pedantic, we only accept
860 if ( flags & LDAP_DN_PEDANTIC ) {
861 if ( !strncmp( p, "OID.", 4 )
862 || !strncmp( p, "oid.", 4 ) ) {
864 state = B4OIDATTRTYPE;
868 if ( !strncasecmp( p, "oid.", 4 ) ) {
870 state = B4OIDATTRTYPE;
876 state = B4STRINGATTRTYPE;
879 case B4OIDATTRTYPE: {
880 int err = LDAP_SUCCESS;
882 attrType.bv_val = ldap_int_parse_numericoid( &p, &err,
885 if ( err != LDAP_SUCCESS ) {
888 attrType.bv_len = p - attrType.bv_val;
890 attrTypeEncoding = LDAP_AVA_BINARY;
896 case B4STRINGATTRTYPE: {
897 const char *startPos, *endPos = NULL;
901 * the starting char has been found to be
902 * a LDAP_DN_DESC_LEADCHAR so we don't re-check it
903 * FIXME: DCE attr types seem to have a more
904 * restrictive syntax (no '-' ...)
906 for ( startPos = p++; p[ 0 ]; p++ ) {
907 if ( LDAP_DN_DESC_CHAR( p[ 0 ] ) ) {
911 if ( LDAP_DN_LANG_SEP( p[ 0 ] ) ) {
914 * RFC 2253 does not explicitly
915 * allow lang extensions to attribute
918 if ( flags & LDAP_DN_PEDANTIC ) {
923 * we trim ';' and following lang
924 * and so from attribute types
927 for ( ; LDAP_DN_ATTRDESC_CHAR( p[ 0 ] )
928 || LDAP_DN_LANG_SEP( p[ 0 ] ); p++ ) {
936 len = ( endPos ? endPos : p ) - startPos;
941 attrTypeEncoding = LDAP_AVA_STRING;
944 * here we need to decide whether to use it as is
945 * or turn it in OID form; as a consequence, we
946 * need to decide whether to binary encode the value
951 if ( flags & LDAP_DN_SKIP ) {
955 attrType.bv_val = (char *)startPos;
956 attrType.bv_len = len;
962 /* spaces may not be allowed */
963 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
964 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
969 for ( p++; LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
974 /* need equal sign */
975 if ( !LDAP_DN_AVA_EQUALS( p[ 0 ] ) ) {
980 /* spaces may not be allowed */
981 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
982 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
987 for ( p++; LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
993 * octothorpe means a BER encoded value will follow
994 * FIXME: I don't think DCE will allow it
996 if ( LDAP_DN_OCTOTHORPE( p[ 0 ] ) ) {
998 attrValueEncoding = LDAP_AVA_BINARY;
999 state = B4BINARYVALUE;
1003 /* STRING value expected */
1006 * if we're pedantic, an attribute type in OID form
1007 * SHOULD imply a BER encoded attribute value; we
1008 * should at least issue a warning
1010 if ( ( flags & LDAP_DN_PEDANTIC )
1011 && ( attrTypeEncoding == LDAP_AVA_BINARY ) ) {
1012 /* OID attrType SHOULD use binary encoding */
1016 attrValueEncoding = LDAP_AVA_STRING;
1019 * LDAPv2 allows the attribute value to be quoted;
1020 * also, IA5 values are expected, in principle
1022 if ( LDAP_DN_LDAPV2( flags ) || LDAP_DN_LDAP( flags ) ) {
1023 if ( LDAP_DN_QUOTES( p[ 0 ] ) ) {
1025 state = B4IA5VALUEQUOTED;
1029 if ( LDAP_DN_LDAPV2( flags ) ) {
1036 * here STRING means RFC 2253 string
1037 * FIXME: what about DCE strings?
1039 state = B4STRINGVALUE;
1043 if ( hexstr2binval( p, &attrValue, &p, flags ) ) {
1051 switch ( LDAP_DN_FORMAT( flags ) ) {
1052 case LDAP_DN_FORMAT_LDAP:
1053 case LDAP_DN_FORMAT_LDAPV3:
1054 if ( str2strval( p, &attrValue, &p, flags,
1055 &attrValueEncoding ) ) {
1060 case LDAP_DN_FORMAT_DCE:
1061 if ( DCE2strval( p, &attrValue, &p, flags ) ) {
1074 if ( IA52strval( p, &attrValue, &p, flags ) ) {
1081 case B4IA5VALUEQUOTED:
1083 /* lead quote already stripped */
1084 if ( quotedIA52strval( p, &attrValue,
1095 if ( !( flags & LDAP_DN_SKIP ) ) {
1099 * we accept empty values
1101 ava = ldapava_new( &attrType, &attrValue,
1102 attrValueEncoding );
1103 if ( ava == NULL ) {
1104 rc = LDAP_NO_MEMORY;
1107 tmpRDN[navas++] = ava;
1109 assert(navas < TMP_SLOTS);
1113 * if we got an AVA separator ('+', or ',' for DCE )
1114 * we expect a new AVA for this RDN; otherwise
1115 * we add the RDN to the DN
1117 switch ( LDAP_DN_FORMAT( flags ) ) {
1118 case LDAP_DN_FORMAT_LDAP:
1119 case LDAP_DN_FORMAT_LDAPV3:
1120 case LDAP_DN_FORMAT_LDAPV2:
1121 if ( !LDAP_DN_AVA_SEP( p[ 0 ] ) ) {
1126 case LDAP_DN_FORMAT_DCE:
1127 if ( !LDAP_DN_AVA_SEP_DCE( p[ 0 ] ) ) {
1135 * the RDN is over, phew
1138 if ( !( flags & LDAP_DN_SKIP ) ) {
1139 newRDN = (LDAPRDN *)LDAP_MALLOC( sizeof(LDAPRDN)
1140 + sizeof(LDAPAVA *) * (navas+1) );
1141 if ( newRDN == NULL ) {
1142 rc = LDAP_NO_MEMORY;
1147 newRDN[0] = (LDAPAVA**)(newRDN+1);
1149 for (i=0; i<navas; i++)
1150 newRDN[0][i] = tmpRDN[i];
1151 newRDN[0][i] = NULL;
1159 /* they should have been used in an AVA */
1160 attrType.bv_val = NULL;
1161 attrValue.bv_val = NULL;
1176 /* They are set to NULL after they're used in an AVA */
1178 if ( attrValue.bv_val ) {
1179 free( attrValue.bv_val );
1182 for (navas-- ; navas>=0; navas-- )
1183 ldap_avafree( tmpRDN[navas] );
1187 Debug( LDAP_DEBUG_TRACE, "<= ldap_str2rdn(%*s)=%d\n",
1197 * reads in a UTF-8 string value, unescaping stuff:
1198 * '\' + LDAP_DN_NEEDESCAPE(c) -> 'c'
1199 * '\' + HEXPAIR(p) -> unhex(p)
1202 str2strval( const char *str, struct berval *val, const char **next, unsigned flags, unsigned *retFlags )
1204 const char *p, *startPos, *endPos = NULL;
1205 ber_len_t len, escapes, unescapes;
1213 for ( startPos = p = str, escapes = 0, unescapes = 0; p[ 0 ]; p++ ) {
1214 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1216 if ( p[ 0 ] == '\0' ) {
1219 if ( ( p == startPos + 1 && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1220 || ( LDAP_DN_VALUE_END( p[ 1 ] ) && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) )
1221 || LDAP_DN_NEEDESCAPE( p[ 0 ] ) ) {
1226 if ( LDAP_DN_HEXPAIR( p ) ) {
1229 hexstr2bin( p, &c );
1232 if ( !LDAP_DN_ASCII_PRINTABLE( c ) ) {
1235 * we assume the string is UTF-8
1237 *retFlags = LDAP_AVA_NONPRINTABLE;
1244 if ( LDAP_DN_PEDANTIC & flags ) {
1248 * FIXME: we allow escaping
1249 * of chars that don't need
1250 * to and do not belong to
1251 * HEXDIGITS (we also allow
1252 * single hexdigit; maybe we
1257 } else if ( ( LDAP_DN_LDAP( flags ) && LDAP_DN_VALUE_END_V2( p[ 0 ] ) )
1258 || ( LDAP_DN_LDAPV3( flags ) && LDAP_DN_VALUE_END( p[ 0 ] ) ) ) {
1261 } else if ( LDAP_DN_NEEDESCAPE( p[ 0 ] ) ) {
1263 * FIXME: maybe we can add
1264 * escapes if not pedantic?
1271 * we do allow unescaped spaces at the end
1272 * of the value only in non-pedantic mode
1274 if ( p > startPos + 1 && LDAP_DN_ASCII_SPACE( p[ -1 ] ) &&
1275 !LDAP_DN_ESCAPE( p[ -2 ] ) ) {
1276 if ( flags & LDAP_DN_PEDANTIC ) {
1280 /* strip trailing (unescaped) spaces */
1281 for ( endPos = p - 1;
1282 endPos > startPos + 1 &&
1283 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1284 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1291 if ( flags & LDAP_DN_SKIP ) {
1296 * FIXME: test memory?
1298 len = ( endPos ? endPos : p ) - startPos - escapes - unescapes;
1301 if ( escapes == 0 && unescapes == 0 ) {
1302 val->bv_val = LDAP_STRNDUP( startPos, len );
1307 val->bv_val = LDAP_MALLOC( len + 1 );
1308 for ( s = 0, d = 0; d < len; ) {
1309 if ( LDAP_DN_ESCAPE( startPos[ s ] ) ) {
1311 if ( ( s == 0 && LDAP_DN_NEEDESCAPE_LEAD( startPos[ s ] ) )
1312 || ( s == len - 1 && LDAP_DN_NEEDESCAPE_TRAIL( startPos[ s ] ) )
1313 || LDAP_DN_NEEDESCAPE( startPos[ s ] ) ) {
1314 val->bv_val[ d++ ] =
1317 } else if ( LDAP_DN_HEXPAIR( &startPos[ s ] ) ) {
1320 hexstr2bin( &startPos[ s ], &c );
1321 val->bv_val[ d++ ] = c;
1326 * we allow escaping of chars
1327 * that do not need to
1329 val->bv_val[ d++ ] =
1334 val->bv_val[ d++ ] = startPos[ s++ ];
1338 val->bv_val[ d ] = '\0';
1339 assert( strlen( val->bv_val ) == len );
1346 DCE2strval( const char *str, struct berval *val, const char **next, unsigned flags )
1348 const char *p, *startPos, *endPos = NULL;
1349 ber_len_t len, escapes;
1357 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1358 if ( LDAP_DN_ESCAPE_DCE( p[ 0 ] ) ) {
1360 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
1367 } else if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1372 * FIXME: can we accept anything else? I guess we need
1373 * to stop if a value is not legal
1378 * (unescaped) trailing spaces are trimmed must be silently ignored;
1381 if ( p > startPos + 1 && LDAP_DN_ASCII_SPACE( p[ -1 ] ) &&
1382 !LDAP_DN_ESCAPE( p[ -2 ] ) ) {
1383 if ( flags & LDAP_DN_PEDANTIC ) {
1387 /* strip trailing (unescaped) spaces */
1388 for ( endPos = p - 1;
1389 endPos > startPos + 1 &&
1390 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1391 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1398 if ( flags & LDAP_DN_SKIP ) {
1402 len = ( endPos ? endPos : p ) - startPos - escapes;
1404 if ( escapes == 0 ){
1405 val->bv_val = LDAP_STRNDUP( startPos, len );
1410 val->bv_val = LDAP_MALLOC( len + 1 );
1411 for ( s = 0, d = 0; d < len; ) {
1413 * This point is reached only if escapes
1414 * are properly used, so all we need to
1417 if ( LDAP_DN_ESCAPE_DCE( startPos[ s ] ) ) {
1421 val->bv_val[ d++ ] = startPos[ s++ ];
1423 val->bv_val[ d ] = '\0';
1424 assert( strlen( val->bv_val ) == len );
1431 IA52strval( const char *str, struct berval *val, const char **next, unsigned flags )
1433 const char *p, *startPos, *endPos = NULL;
1434 ber_len_t len, escapes;
1446 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1447 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1449 if ( p[ 0 ] == '\0' ) {
1453 if ( !LDAP_DN_NEEDESCAPE( p[ 0 ] )
1454 && ( LDAP_DN_PEDANTIC & flags ) ) {
1459 } else if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1464 * FIXME: can we accept anything else? I guess we need
1465 * to stop if a value is not legal
1469 /* strip trailing (unescaped) spaces */
1471 endPos > startPos + 1 &&
1472 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1473 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1479 if ( flags & LDAP_DN_SKIP ) {
1483 len = ( endPos ? endPos : p ) - startPos - escapes;
1485 if ( escapes == 0 ) {
1486 val->bv_val = LDAP_STRNDUP( startPos, len );
1491 val->bv_val = LDAP_MALLOC( len + 1 );
1492 for ( s = 0, d = 0; d < len; ) {
1493 if ( LDAP_DN_ESCAPE( startPos[ s ] ) ) {
1496 val->bv_val[ d++ ] = startPos[ s++ ];
1498 val->bv_val[ d ] = '\0';
1499 assert( strlen( val->bv_val ) == len );
1506 quotedIA52strval( const char *str, struct berval *val, const char **next, unsigned flags )
1508 const char *p, *startPos, *endPos = NULL;
1510 unsigned escapes = 0;
1518 /* initial quote already eaten */
1519 for ( startPos = p = str; p[ 0 ]; p++ ) {
1521 * According to RFC 1779, the quoted value can
1522 * contain escaped as well as unescaped special values;
1523 * as a consequence we tolerate escaped values
1524 * (e.g. '"\,"' -> '\,') and escape unescaped specials
1525 * (e.g. '","' -> '\,').
1527 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1528 if ( p[ 1 ] == '\0' ) {
1533 if ( !LDAP_DN_V2_PAIR( p[ 0 ] )
1534 && ( LDAP_DN_PEDANTIC & flags ) ) {
1536 * do we allow to escape normal chars?
1537 * LDAPv2 does not allow any mechanism
1538 * for escaping chars with '\' and hex
1545 } else if ( LDAP_DN_QUOTES( p[ 0 ] ) ) {
1547 /* eat closing quotes */
1553 * FIXME: can we accept anything else? I guess we need
1554 * to stop if a value is not legal
1558 if ( endPos == NULL ) {
1562 /* Strip trailing (unescaped) spaces */
1563 for ( ; p[ 0 ] && LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
1568 if ( flags & LDAP_DN_SKIP ) {
1572 len = endPos - startPos - escapes;
1575 if ( escapes == 0 ) {
1576 val->bv_val = LDAP_STRNDUP( startPos, len );
1581 val->bv_val = LDAP_MALLOC( len + 1 );
1584 for ( s = d = 0; d < len; ) {
1585 if ( LDAP_DN_ESCAPE( str[ s ] ) ) {
1588 val->bv_val[ d++ ] = str[ s++ ];
1590 val->bv_val[ d ] = '\0';
1591 assert( strlen( val->bv_val ) == len );
1598 hexstr2bin( const char *str, char *c )
1608 if ( LDAP_DN_ASCII_DIGIT( c1 ) ) {
1612 if ( LDAP_DN_ASCII_UCASE_HEXALPHA( c1 ) ) {
1615 assert( LDAP_DN_ASCII_LCASE_HEXALPHA( c1 ) );
1622 if ( LDAP_DN_ASCII_DIGIT( c2 ) ) {
1626 if ( LDAP_DN_ASCII_UCASE_HEXALPHA( c2 ) ) {
1627 *c += c2 - 'A' + 10;
1629 assert( LDAP_DN_ASCII_LCASE_HEXALPHA( c2 ) );
1630 *c += c2 - 'a' + 10;
1638 hexstr2binval( const char *str, struct berval *val, const char **next, unsigned flags )
1640 const char *p, *startPos, *endPos = NULL;
1650 for ( startPos = p = str; p[ 0 ]; p += 2 ) {
1651 switch ( LDAP_DN_FORMAT( flags ) ) {
1652 case LDAP_DN_FORMAT_LDAPV3:
1653 if ( LDAP_DN_VALUE_END( p[ 0 ] ) ) {
1658 case LDAP_DN_FORMAT_LDAP:
1659 case LDAP_DN_FORMAT_LDAPV2:
1660 if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1665 case LDAP_DN_FORMAT_DCE:
1666 if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1672 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
1673 if ( flags & LDAP_DN_PEDANTIC ) {
1678 for ( ; p[ 0 ]; p++ ) {
1679 switch ( LDAP_DN_FORMAT( flags ) ) {
1680 case LDAP_DN_FORMAT_LDAPV3:
1681 if ( LDAP_DN_VALUE_END( p[ 0 ] ) ) {
1686 case LDAP_DN_FORMAT_LDAP:
1687 case LDAP_DN_FORMAT_LDAPV2:
1688 if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1693 case LDAP_DN_FORMAT_DCE:
1694 if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1703 if ( !LDAP_DN_HEXPAIR( p ) ) {
1711 if ( flags & LDAP_DN_SKIP ) {
1715 len = ( ( endPos ? endPos : p ) - startPos ) / 2;
1717 assert( 2 * len == (ber_len_t) (( endPos ? endPos : p ) - startPos ));
1720 val->bv_val = LDAP_MALLOC( len + 1 );
1721 if ( val->bv_val == NULL ) {
1722 return( LDAP_NO_MEMORY );
1725 for ( s = 0, d = 0; d < len; s += 2, d++ ) {
1728 hexstr2bin( &startPos[ s ], &c );
1730 val->bv_val[ d ] = c;
1733 val->bv_val[ d ] = '\0';
1739 * convert a byte in a hexadecimal pair
1742 byte2hexpair( const char *val, char *pair )
1744 static const char hexdig[] = "0123456789ABCDEF";
1750 * we assume the string has enough room for the hex encoding
1754 pair[ 0 ] = hexdig[ 0x0f & ( val[ 0 ] >> 4 ) ];
1755 pair[ 1 ] = hexdig[ 0x0f & val[ 0 ] ];
1761 * convert a binary value in hexadecimal pairs
1764 binval2hexstr( struct berval *val, char *str )
1771 if ( val->bv_len == 0 ) {
1776 * we assume the string has enough room for the hex encoding
1780 for ( s = 0, d = 0; s < val->bv_len; s++, d += 2 ) {
1781 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1788 * Length of the string representation, accounting for escaped hex
1792 strval2strlen( struct berval *val, unsigned flags, ber_len_t *len )
1794 ber_len_t l, cl = 1;
1796 int escaped_byte_len = LDAP_DN_IS_PRETTY( flags ) ? 1 : 3;
1797 #ifdef PRETTY_ESCAPE
1798 int escaped_ascii_len = LDAP_DN_IS_PRETTY( flags ) ? 2 : 3;
1799 #endif /* PRETTY_ESCAPE */
1805 if ( val->bv_len == 0 ) {
1809 for ( l = 0, p = val->bv_val; p[ 0 ]; p += cl ) {
1810 cl = LDAP_UTF8_CHARLEN( p );
1812 /* illegal utf-8 char! */
1815 } else if ( cl > 1 ) {
1818 for ( cnt = 1; cnt < cl; cnt++ ) {
1819 if ( ( p[ cnt ] & 0x80 ) == 0x00 ) {
1823 l += escaped_byte_len * cl;
1825 } else if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
1826 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1827 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
1828 #ifdef PRETTY_ESCAPE
1829 if ( LDAP_DN_WILLESCAPE_HEX( flags, p[ 0 ] ) ) {
1832 * there might be some chars we want
1833 * to escape in form of a couple
1834 * of hexdigits for optimization purposes
1839 l += escaped_ascii_len;
1841 #else /* ! PRETTY_ESCAPE */
1843 #endif /* ! PRETTY_ESCAPE */
1856 * convert to string representation, escaping with hex the UTF-8 stuff;
1857 * assume the destination has enough room for escaping
1860 strval2str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
1862 ber_len_t s, d, end;
1868 if ( val->bv_len == 0 ) {
1874 * we assume the string has enough room for the hex encoding
1877 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
1878 ber_len_t cl = LDAP_UTF8_CHARLEN( &val->bv_val[ s ] );
1881 * there might be some chars we want to escape in form
1882 * of a couple of hexdigits for optimization purposes
1884 if ( ( cl > 1 && !LDAP_DN_IS_PRETTY( flags ) )
1885 #ifdef PRETTY_ESCAPE
1886 || LDAP_DN_WILLESCAPE_HEX( flags, val->bv_val[ s ] )
1887 #else /* ! PRETTY_ESCAPE */
1888 || LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1889 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1890 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) )
1892 #endif /* ! PRETTY_ESCAPE */
1896 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1901 } else if ( cl > 1 ) {
1903 str[ d++ ] = val->bv_val[ s++ ];
1907 #ifdef PRETTY_ESCAPE
1908 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1909 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1910 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
1912 if ( !LDAP_DN_IS_PRETTY( flags ) ) {
1913 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1919 #endif /* PRETTY_ESCAPE */
1920 str[ d++ ] = val->bv_val[ s++ ];
1930 * Length of the IA5 string representation (no UTF-8 allowed)
1933 strval2IA5strlen( struct berval *val, unsigned flags, ber_len_t *len )
1942 if ( val->bv_len == 0 ) {
1946 if ( flags & LDAP_AVA_NONPRINTABLE ) {
1948 * Turn value into a binary encoded BER
1953 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
1954 if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
1955 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1956 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
1971 * convert to string representation (np UTF-8)
1972 * assume the destination has enough room for escaping
1975 strval2IA5str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
1977 ber_len_t s, d, end;
1983 if ( val->bv_len == 0 ) {
1988 if ( flags & LDAP_AVA_NONPRINTABLE ) {
1990 * Turn value into a binary encoded BER
1997 * we assume the string has enough room for the hex encoding
2001 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
2002 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
2003 || ( s == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
2004 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
2007 str[ d++ ] = val->bv_val[ s++ ];
2017 * Length of the (supposedly) DCE string representation,
2018 * accounting for escaped hex of UTF-8 chars
2021 strval2DCEstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2030 if ( val->bv_len == 0 ) {
2034 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2036 * FIXME: Turn the value into a binary encoded BER?
2041 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2042 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
2057 * convert to (supposedly) DCE string representation,
2058 * escaping with hex the UTF-8 stuff;
2059 * assume the destination has enough room for escaping
2062 strval2DCEstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2070 if ( val->bv_len == 0 ) {
2075 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2077 * FIXME: Turn the value into a binary encoded BER?
2085 * we assume the string has enough room for the hex encoding
2089 for ( s = 0, d = 0; s < val->bv_len; ) {
2090 if ( LDAP_DN_NEEDESCAPE_DCE( val->bv_val[ s ] ) ) {
2093 str[ d++ ] = val->bv_val[ s++ ];
2103 * Length of the (supposedly) AD canonical string representation,
2104 * accounting for escaped hex of UTF-8 chars
2107 strval2ADstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2116 if ( val->bv_len == 0 ) {
2120 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2122 * FIXME: Turn the value into a binary encoded BER?
2127 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2128 if ( LDAP_DN_NEEDESCAPE_AD( p[ 0 ] ) ) {
2143 * convert to (supposedly) AD string representation,
2144 * escaping with hex the UTF-8 stuff;
2145 * assume the destination has enough room for escaping
2148 strval2ADstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2156 if ( val->bv_len == 0 ) {
2161 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2163 * FIXME: Turn the value into a binary encoded BER?
2171 * we assume the string has enough room for the hex encoding
2175 for ( s = 0, d = 0; s < val->bv_len; ) {
2176 if ( LDAP_DN_NEEDESCAPE_AD( val->bv_val[ s ] ) ) {
2179 str[ d++ ] = val->bv_val[ s++ ];
2189 * If the DN is terminated by single-AVA RDNs with attribute type of "dc",
2190 * the first part of the AD representation of the DN is written in DNS
2191 * form, i.e. dot separated domain name components (as suggested
2192 * by Luke Howard, http://www.padl.com/~lukeh)
2195 dn2domain( LDAPDN *dn, struct berval *bv, int pos, int *iRDN )
2198 int domain = 0, first = 1;
2199 ber_len_t l = 1; /* we move the null also */
2202 /* we are guaranteed there's enough memory in str */
2208 assert( *iRDN >= 0 );
2210 str = bv->bv_val + pos;
2212 for ( i = *iRDN; i >= 0; i-- ) {
2216 assert( dn[ 0 ][ i ] );
2219 assert( rdn[ 0 ][ 0 ] );
2220 ava = rdn[ 0 ][ 0 ];
2222 if ( !LDAP_DN_IS_RDN_DC( rdn ) ) {
2230 AC_MEMCPY( str, ava->la_value.bv_val,
2231 ava->la_value.bv_len + 1);
2232 l += ava->la_value.bv_len;
2235 AC_MEMCPY( str + ava->la_value.bv_len + 1, bv->bv_val, l);
2236 AC_MEMCPY( str, ava->la_value.bv_val,
2237 ava->la_value.bv_len );
2238 str[ ava->la_value.bv_len ] = '.';
2239 l += ava->la_value.bv_len + 1;
2244 bv->bv_len = pos + l - 1;
2250 rdn2strlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len,
2251 int ( *s2l )( struct berval *v, unsigned f, ber_len_t *l ) )
2258 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2259 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2261 /* len(type) + '=' + '+' | ',' */
2262 l += ava->la_attr.bv_len + 2;
2264 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2265 /* octothorpe + twice the length */
2266 l += 1 + 2 * ava->la_value.bv_len;
2270 unsigned f = flags | ava->la_flags;
2272 if ( ( *s2l )( &ava->la_value, f, &vl ) ) {
2285 rdn2str( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len,
2286 int ( *s2s ) ( struct berval *v, char * s, unsigned f, ber_len_t *l ) )
2291 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2292 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2294 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2295 ava->la_attr.bv_len );
2296 l += ava->la_attr.bv_len;
2300 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2302 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2305 l += 2 * ava->la_value.bv_len;
2309 unsigned f = flags | ava->la_flags;
2311 if ( ( *s2s )( &ava->la_value, &str[ l ], f, &vl ) ) {
2316 str[ l++ ] = ( rdn[ 0 ][ iAVA + 1 ] ? '+' : ',' );
2325 rdn2DCEstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2332 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2333 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2335 /* len(type) + '=' + ',' | '/' */
2336 l += ava->la_attr.bv_len + 2;
2338 switch ( ava->la_flags ) {
2339 case LDAP_AVA_BINARY:
2340 /* octothorpe + twice the length */
2341 l += 1 + 2 * ava->la_value.bv_len;
2344 case LDAP_AVA_STRING: {
2346 unsigned f = flags | ava->la_flags;
2348 if ( strval2DCEstrlen( &ava->la_value, f, &vl ) ) {
2366 rdn2DCEstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2371 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2372 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2377 str[ l++ ] = ( iAVA ? ',' : '/' );
2380 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2381 ava->la_attr.bv_len );
2382 l += ava->la_attr.bv_len;
2386 switch ( ava->la_flags ) {
2387 case LDAP_AVA_BINARY:
2389 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2392 l += 2 * ava->la_value.bv_len;
2395 case LDAP_AVA_STRING: {
2397 unsigned f = flags | ava->la_flags;
2399 if ( strval2DCEstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2417 rdn2UFNstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2427 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2428 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2431 l += ( rdn[ 0 ][ iAVA + 1 ] ? 3 : 2 );
2433 /* FIXME: are binary values allowed in UFN? */
2434 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2435 /* octothorpe + twice the value */
2436 l += 1 + 2 * ava->la_value.bv_len;
2440 unsigned f = flags | ava->la_flags;
2442 if ( strval2strlen( &ava->la_value, f, &vl ) ) {
2455 rdn2UFNstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len )
2460 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2461 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2463 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2465 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2468 l += 2 * ava->la_value.bv_len;
2472 unsigned f = flags | ava->la_flags;
2474 if ( strval2str( &ava->la_value, &str[ l ], f, &vl ) ) {
2480 if ( rdn[ 0 ][ iAVA + 1 ]) {
2481 AC_MEMCPY( &str[ l ], " + ", 3 );
2485 AC_MEMCPY( &str[ l ], ", ", 2 );
2496 rdn2ADstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2506 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2507 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2512 /* FIXME: are binary values allowed in UFN? */
2513 switch ( ava->la_flags ) {
2514 case LDAP_AVA_BINARY:
2515 /* octothorpe + twice the value */
2516 l += 1 + 2 * ava->la_value.bv_len;
2519 case LDAP_AVA_STRING: {
2521 unsigned f = flags | ava->la_flags;
2523 if ( strval2ADstrlen( &ava->la_value, f, &vl ) ) {
2541 rdn2ADstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2546 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2547 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2552 str[ l++ ] = ( iAVA ? ',' : '/' );
2555 switch ( ava->la_flags ) {
2556 case LDAP_AVA_BINARY:
2558 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2561 l += 2 * ava->la_value.bv_len;
2564 case LDAP_AVA_STRING: {
2566 unsigned f = flags | ava->la_flags;
2568 if ( strval2ADstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2588 * Returns in str a string representation of rdn based on flags.
2589 * There is some duplication of code between this and ldap_dn2str;
2590 * this is wanted to reduce the allocation of temporary buffers.
2593 ldap_rdn2str( LDAPRDN *rdn, char **str, unsigned flags )
2600 rc = ldap_rdn2bv( rdn, &bv, flags );
2606 ldap_rdn2bv( LDAPRDN *rdn, struct berval *bv, unsigned flags )
2616 if ( rdn == NULL ) {
2617 bv->bv_val = LDAP_STRDUP( "" );
2618 return( LDAP_SUCCESS );
2622 * This routine wastes "back" bytes at the end of the string
2625 switch ( LDAP_DN_FORMAT( flags ) ) {
2626 case LDAP_DN_FORMAT_LDAPV3:
2627 if ( rdn2strlen( rdn, flags, &l, strval2strlen ) ) {
2628 return( LDAP_OTHER );
2632 case LDAP_DN_FORMAT_LDAPV2:
2633 if ( rdn2strlen( rdn, flags, &l, strval2IA5strlen ) ) {
2634 return( LDAP_OTHER );
2638 case LDAP_DN_FORMAT_UFN:
2639 if ( rdn2UFNstrlen( rdn, flags, &l ) ) {
2640 return( LDAP_OTHER );
2644 case LDAP_DN_FORMAT_DCE:
2645 if ( rdn2DCEstrlen( rdn, flags, &l ) ) {
2646 return( LDAP_OTHER );
2650 case LDAP_DN_FORMAT_AD_CANONICAL:
2651 if ( rdn2ADstrlen( rdn, flags, &l ) ) {
2652 return( LDAP_OTHER );
2657 return( LDAP_INVALID_DN_SYNTAX );
2660 bv->bv_val = LDAP_MALLOC( l + 1 );
2662 switch ( LDAP_DN_FORMAT( flags ) ) {
2663 case LDAP_DN_FORMAT_LDAPV3:
2664 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2str );
2668 case LDAP_DN_FORMAT_LDAPV2:
2669 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2IA5str );
2673 case LDAP_DN_FORMAT_UFN:
2674 rc = rdn2UFNstr( rdn, bv->bv_val, flags, &l );
2678 case LDAP_DN_FORMAT_DCE:
2679 rc = rdn2DCEstr( rdn, bv->bv_val, flags, &l, 1 );
2683 case LDAP_DN_FORMAT_AD_CANONICAL:
2684 rc = rdn2ADstr( rdn, bv->bv_val, flags, &l, 1 );
2689 /* need at least one of the previous */
2690 return( LDAP_OTHER );
2694 ldap_memfree( bv->bv_val );
2695 return( LDAP_OTHER );
2698 bv->bv_len = l - back;
2699 bv->bv_val[ bv->bv_len ] = '\0';
2701 return( LDAP_SUCCESS );
2705 * Very bulk implementation; many optimizations can be performed
2706 * - a NULL dn results in an empty string ""
2709 * a) what do we do if a UTF-8 string must be converted in LDAPv2?
2710 * we must encode it in binary form ('#' + HEXPAIRs)
2711 * b) does DCE/AD support UTF-8?
2712 * no clue; don't think so.
2713 * c) what do we do when binary values must be converted in UTF/DCE/AD?
2714 * use binary encoded BER
2716 int ldap_dn2str( LDAPDN *dn, char **str, unsigned flags )
2723 rc = ldap_dn2bv( dn, &bv, flags );
2728 int ldap_dn2bv( LDAPDN *dn, struct berval *bv, unsigned flags )
2731 int rc = LDAP_OTHER;
2734 /* stringifying helpers for LDAPv3/LDAPv2 */
2735 int ( *sv2l ) ( struct berval *v, unsigned f, ber_len_t *l );
2736 int ( *sv2s ) ( struct berval *v, char *s, unsigned f, ber_len_t *l );
2743 Debug( LDAP_DEBUG_TRACE, "=> ldap_dn2bv(%u)\n%s%s", flags, "", "" );
2746 * a null dn means an empty dn string
2747 * FIXME: better raise an error?
2750 bv->bv_val = LDAP_STRDUP( "" );
2751 return( LDAP_SUCCESS );
2754 switch ( LDAP_DN_FORMAT( flags ) ) {
2755 case LDAP_DN_FORMAT_LDAPV3:
2756 sv2l = strval2strlen;
2760 case LDAP_DN_FORMAT_LDAPV2:
2761 sv2l = strval2IA5strlen;
2762 sv2s = strval2IA5str;
2765 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2767 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2769 if ( rdn2strlen( rdn, flags, &rdnl, sv2l ) ) {
2770 goto return_results;
2776 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2777 rc = LDAP_NO_MEMORY;
2781 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2783 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2785 if ( rdn2str( rdn, &bv->bv_val[ l ], flags,
2787 LDAP_FREE( bv->bv_val );
2789 goto return_results;
2797 * trim the last ',' (the allocated memory
2798 * is one byte longer than required)
2800 bv->bv_len = len - 1;
2801 bv->bv_val[ bv->bv_len ] = '\0';
2806 case LDAP_DN_FORMAT_UFN: {
2809 * FIXME: quoting from RFC 1781:
2811 To take a distinguished name, and generate a name of this format with
2812 attribute types omitted, the following steps are followed.
2814 1. If the first attribute is of type CommonName, the type may be
2817 2. If the last attribute is of type Country, the type may be
2820 3. If the last attribute is of type Country, the last
2821 Organisation attribute may have the type omitted.
2823 4. All attributes of type OrganisationalUnit may have the type
2824 omitted, unless they are after an Organisation attribute or
2825 the first attribute is of type OrganisationalUnit.
2827 * this should be the pedantic implementation.
2829 * Here the standard implementation reflects
2830 * the one historically provided by OpenLDAP
2831 * (and UMIch, I presume), with the variant
2832 * of spaces and plusses (' + ') separating
2835 * A non-standard but nice implementation could
2836 * be to turn the final "dc" attributes into a
2837 * dot-separated domain.
2839 * Other improvements could involve the use of
2840 * friendly country names and so.
2843 int leftmost_dc = -1;
2845 #endif /* DC_IN_UFN */
2847 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2849 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2851 if ( rdn2UFNstrlen( rdn, flags, &rdnl ) ) {
2852 goto return_results;
2857 if ( LDAP_DN_IS_RDN_DC( rdn ) ) {
2858 if ( leftmost_dc == -1 ) {
2864 #endif /* DC_IN_UFN */
2867 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2868 rc = LDAP_NO_MEMORY;
2873 if ( leftmost_dc == -1 ) {
2874 #endif /* DC_IN_UFN */
2875 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2877 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2879 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2881 LDAP_FREE( bv->bv_val );
2883 goto return_results;
2889 * trim the last ', ' (the allocated memory
2890 * is two bytes longer than required)
2892 bv->bv_len = len - 2;
2893 bv->bv_val[ bv->bv_len ] = '\0';
2896 last_iRDN = iRDN - 1;
2898 for ( l = 0, iRDN = 0; iRDN < leftmost_dc; iRDN++ ) {
2900 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2902 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2904 LDAP_FREE( bv->bv_val );
2906 goto return_results;
2911 if ( !dn2domain( dn, bv, l, &last_iRDN ) ) {
2912 LDAP_FREE( bv->bv_val );
2914 goto return_results;
2917 /* the string is correctly terminated by dn2domain */
2919 #endif /* DC_IN_UFN */
2925 case LDAP_DN_FORMAT_DCE:
2927 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2929 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2931 if ( rdn2DCEstrlen( rdn, flags, &rdnl ) ) {
2932 goto return_results;
2938 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2939 rc = LDAP_NO_MEMORY;
2943 for ( l = 0; iRDN--; ) {
2945 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2947 if ( rdn2DCEstr( rdn, &bv->bv_val[ l ], flags,
2949 LDAP_FREE( bv->bv_val );
2951 goto return_results;
2959 bv->bv_val[ bv->bv_len ] = '\0';
2964 case LDAP_DN_FORMAT_AD_CANONICAL: {
2967 * Sort of UFN for DCE DNs: a slash ('/') separated
2968 * global->local DN with no types; strictly speaking,
2969 * the naming context should be a domain, which is
2970 * written in DNS-style, e.g. dot-deparated.
2974 * "givenName=Bill+sn=Gates,ou=People,dc=microsoft,dc=com"
2978 * "microsoft.com/People/Bill,Gates"
2980 for ( iRDN = 0, len = -1; dn[ 0 ][ iRDN ]; iRDN++ ) {
2982 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2984 if ( rdn2ADstrlen( rdn, flags, &rdnl ) ) {
2985 goto return_results;
2991 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2992 rc = LDAP_NO_MEMORY;
2997 if ( iRDN && dn2domain( dn, bv, 0, &iRDN ) ) {
2998 for ( l = bv->bv_len; iRDN >= 0 ; iRDN-- ) {
3000 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3002 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3003 flags, &rdnl, 0 ) ) {
3004 LDAP_FREE( bv->bv_val );
3006 goto return_results;
3015 * Strictly speaking, AD canonical requires
3016 * a DN to be in the form "..., dc=smtg",
3017 * i.e. terminated by a domain component
3019 if ( flags & LDAP_DN_PEDANTIC ) {
3020 LDAP_FREE( bv->bv_val );
3022 rc = LDAP_INVALID_DN_SYNTAX;
3026 for ( l = 0; iRDN >= 0 ; iRDN-- ) {
3028 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3030 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3031 flags, &rdnl, first ) ) {
3032 LDAP_FREE( bv->bv_val );
3034 goto return_results;
3044 bv->bv_val[ bv->bv_len ] = '\0';
3051 return( LDAP_INVALID_DN_SYNTAX );
3055 Debug( LDAP_DEBUG_TRACE, "<= ldap_dn2bv(%s,%u)=%d\n",
3056 bv->bv_val, flags, rc );