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 /* from libraries/libldap/schema.c */
31 extern char * parse_numericoid(const char **sp, int *code, const int flags);
33 /* parsing/printing routines */
34 static int str2strval( const char *str, struct berval *val,
35 const char **next, unsigned flags, unsigned *retFlags );
36 static int DCE2strval( const char *str, struct berval *val,
37 const char **next, unsigned flags );
38 static int IA52strval( const char *str, struct berval *val,
39 const char **next, unsigned flags );
40 static int quotedIA52strval( const char *str, struct berval *val,
41 const char **next, unsigned flags );
42 static int hexstr2binval( const char *str, struct berval *val,
43 const char **next, unsigned flags );
44 static int hexstr2bin( const char *str, char *c );
45 static int byte2hexpair( const char *val, char *pair );
46 static int binval2hexstr( struct berval *val, char *str );
47 static int strval2strlen( struct berval *val, unsigned flags,
49 static int strval2str( struct berval *val, char *str, unsigned flags,
51 static int strval2IA5strlen( struct berval *val, unsigned flags,
53 static int strval2IA5str( struct berval *val, char *str, unsigned flags,
55 static int strval2DCEstrlen( struct berval *val, unsigned flags,
57 static int strval2DCEstr( struct berval *val, char *str, unsigned flags,
59 static int strval2ADstrlen( struct berval *val, unsigned flags,
61 static int strval2ADstr( struct berval *val, char *str, unsigned flags,
63 static int dn2domain( LDAPDN *dn, struct berval *bv, int pos, int *iRDN );
66 static LDAPAVA * ldapava_new(
67 const struct berval *attr, const struct berval *val, unsigned flags );
69 /* Higher level helpers */
70 static int rdn2strlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len,
71 int ( *s2l )( struct berval *, unsigned, ber_len_t * ) );
72 static int rdn2str( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len,
73 int ( *s2s )( struct berval *, char *, unsigned, ber_len_t * ));
74 static int rdn2UFNstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len );
75 static int rdn2UFNstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len );
76 static int rdn2DCEstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len );
77 static int rdn2DCEstr( LDAPRDN *rdn, char *str, unsigned flag, ber_len_t *len, int first );
78 static int rdn2ADstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len );
79 static int rdn2ADstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first );
82 * RFC 1823 ldap_get_dn
85 ldap_get_dn( LDAP *ld, LDAPMessage *entry )
90 Debug( LDAP_DEBUG_TRACE, "ldap_get_dn\n", 0, 0, 0 );
92 if ( entry == NULL ) {
93 ld->ld_errno = LDAP_PARAM_ERROR;
97 tmp = *entry->lm_ber; /* struct copy */
98 if ( ber_scanf( &tmp, "{a" /*}*/, &dn ) == LBER_ERROR ) {
99 ld->ld_errno = LDAP_DECODING_ERROR;
107 * RFC 1823 ldap_dn2ufn
110 ldap_dn2ufn( LDAP_CONST char *dn )
114 Debug( LDAP_DEBUG_TRACE, "ldap_dn2ufn\n", 0, 0, 0 );
116 ( void )ldap_dn_normalize( dn, LDAP_DN_FORMAT_LDAP,
117 &out, LDAP_DN_FORMAT_UFN );
123 * RFC 1823 ldap_explode_dn
126 ldap_explode_dn( LDAP_CONST char *dn, int notypes )
129 char **values = NULL;
131 unsigned flag = notypes ? LDAP_DN_FORMAT_UFN : LDAP_DN_FORMAT_LDAPV3;
133 Debug( LDAP_DEBUG_TRACE, "ldap_explode_dn\n", 0, 0, 0 );
135 if ( ldap_str2dn( dn, &tmpDN, LDAP_DN_FORMAT_LDAP )
140 if( tmpDN == NULL ) {
141 values = LDAP_MALLOC( sizeof( char * ) );
142 if( values == NULL ) return NULL;
148 for ( iRDN = 0; tmpDN[ 0 ][ iRDN ]; iRDN++ );
150 values = LDAP_MALLOC( sizeof( char * ) * ( 1 + iRDN ) );
151 if ( values == NULL ) {
152 ldap_dnfree( tmpDN );
156 for ( iRDN = 0; tmpDN[ 0 ][ iRDN ]; iRDN++ ) {
157 ldap_rdn2str( tmpDN[ 0 ][ iRDN ], &values[ iRDN ], flag );
159 ldap_dnfree( tmpDN );
160 values[ iRDN ] = NULL;
166 ldap_explode_rdn( LDAP_CONST char *rdn, int notypes )
169 char **values = NULL;
173 Debug( LDAP_DEBUG_TRACE, "ldap_explode_rdn\n", 0, 0, 0 );
176 * we only parse the first rdn
177 * FIXME: we prefer efficiency over checking if the _ENTIRE_
180 if ( ldap_str2rdn( rdn, &tmpRDN, &p, LDAP_DN_FORMAT_LDAP )
185 for ( iAVA = 0; tmpRDN[ 0 ][ iAVA ]; iAVA++ ) ;
186 values = LDAP_MALLOC( sizeof( char * ) * ( 1 + iAVA ) );
187 if ( values == NULL ) {
188 ldap_rdnfree( tmpRDN );
192 for ( iAVA = 0; tmpRDN[ 0 ][ iAVA ]; iAVA++ ) {
193 ber_len_t l = 0, vl, al = 0;
195 LDAPAVA *ava = tmpRDN[ 0 ][ iAVA ];
197 if ( ava->la_flags == LDAP_AVA_BINARY ) {
198 vl = 1 + 2 * ava->la_value.bv_len;
201 if ( strval2strlen( &ava->la_value,
202 ava->la_flags, &vl ) ) {
208 al = ava->la_attr.bv_len;
209 l = vl + ava->la_attr.bv_len + 1;
211 str = LDAP_MALLOC( l + 1 );
212 AC_MEMCPY( str, ava->la_attr.bv_val,
213 ava->la_attr.bv_len );
218 str = LDAP_MALLOC( l + 1 );
221 if ( ava->la_flags == LDAP_AVA_BINARY ) {
223 if ( binval2hexstr( &ava->la_value, &str[ al ] ) ) {
228 if ( strval2str( &ava->la_value, &str[ al ],
229 ava->la_flags, &vl ) ) {
235 values[ iAVA ] = str;
237 values[ iAVA ] = NULL;
239 ldap_rdnfree( tmpRDN );
244 LBER_VFREE( values );
245 ldap_rdnfree( tmpRDN );
250 ldap_dn2dcedn( LDAP_CONST char *dn )
254 Debug( LDAP_DEBUG_TRACE, "ldap_dn2dcedn\n", 0, 0, 0 );
256 ( void )ldap_dn_normalize( dn, LDAP_DN_FORMAT_LDAP,
257 &out, LDAP_DN_FORMAT_DCE );
263 ldap_dcedn2dn( LDAP_CONST char *dce )
267 Debug( LDAP_DEBUG_TRACE, "ldap_dcedn2dn\n", 0, 0, 0 );
269 ( void )ldap_dn_normalize( dce, LDAP_DN_FORMAT_DCE, &out, LDAP_DN_FORMAT_LDAPV3 );
275 ldap_dn2ad_canonical( LDAP_CONST char *dn )
279 Debug( LDAP_DEBUG_TRACE, "ldap_dn2ad_canonical\n", 0, 0, 0 );
281 ( void )ldap_dn_normalize( dn, LDAP_DN_FORMAT_LDAP,
282 &out, LDAP_DN_FORMAT_AD_CANONICAL );
288 * function that changes the string representation of dnin
289 * from ( fin & LDAP_DN_FORMAT_MASK ) to ( fout & LDAP_DN_FORMAT_MASK )
292 * LDAP_DN_FORMAT_LDAP (rfc 2253 and ldapbis liberal,
293 * plus some rfc 1779)
294 * LDAP_DN_FORMAT_LDAPV3 (rfc 2253 and ldapbis)
295 * LDAP_DN_FORMAT_LDAPV2 (rfc 1779)
296 * LDAP_DN_FORMAT_DCE (?)
298 * fout can be any of the above except
299 * LDAP_DN_FORMAT_LDAP
301 * LDAP_DN_FORMAT_UFN (rfc 1781, partial and with extensions)
302 * LDAP_DN_FORMAT_AD_CANONICAL (?)
305 ldap_dn_normalize( const char *dnin, unsigned fin, char **dnout, unsigned fout )
308 LDAPDN *tmpDN = NULL;
310 Debug( LDAP_DEBUG_TRACE, "ldap_dn_normalize\n", 0, 0, 0 );
316 if ( dnin == NULL ) {
317 return( LDAP_SUCCESS );
320 rc = ldap_str2dn( dnin , &tmpDN, fin );
321 if ( rc != LDAP_SUCCESS ) {
325 rc = ldap_dn2str( tmpDN, dnout, fout );
327 ldap_dnfree( tmpDN );
335 /* #define B4ATTRTYPE 0x0001 */
336 #define B4OIDATTRTYPE 0x0002
337 #define B4STRINGATTRTYPE 0x0003
339 #define B4AVAEQUALS 0x0100
340 #define B4AVASEP 0x0200
341 #define B4RDNSEP 0x0300
342 #define GOTAVA 0x0400
344 #define B4ATTRVALUE 0x0010
345 #define B4STRINGVALUE 0x0020
346 #define B4IA5VALUEQUOTED 0x0030
347 #define B4IA5VALUE 0x0040
348 #define B4BINARYVALUE 0x0050
351 * Helpers (mostly from slap.h)
352 * c is assumed to Unicode in an ASCII compatible format (UTF-8)
353 * Macros assume "C" Locale (ASCII)
355 #define LDAP_DN_ASCII_SPACE(c) \
356 ( (c) == ' ' || (c) == '\t' || (c) == '\n' || (c) == '\r' )
357 #define LDAP_DN_ASCII_LOWER(c) ( (c) >= 'a' && (c) <= 'z' )
358 #define LDAP_DN_ASCII_UPPER(c) ( (c) >= 'A' && (c) <= 'Z' )
359 #define LDAP_DN_ASCII_ALPHA(c) \
360 ( LDAP_DN_ASCII_LOWER(c) || LDAP_DN_ASCII_UPPER(c) )
361 #define LDAP_DN_ASCII_DIGIT(c) ( (c) >= '0' && (c) <= '9' )
362 #define LDAP_DN_ASCII_LCASE_HEXALPHA(c) ( (c) >= 'a' && (c) <= 'f' )
363 #define LDAP_DN_ASCII_UCASE_HEXALPHA(c) ( (c) >= 'A' && (c) <= 'F' )
364 #define LDAP_DN_ASCII_HEXDIGIT(c) \
365 ( LDAP_DN_ASCII_DIGIT(c) \
366 || LDAP_DN_ASCII_LCASE_HEXALPHA(c) \
367 || LDAP_DN_ASCII_UCASE_HEXALPHA(c) )
368 #define LDAP_DN_ASCII_ALNUM(c) \
369 ( LDAP_DN_ASCII_ALPHA(c) || LDAP_DN_ASCII_DIGIT(c) )
370 #define LDAP_DN_ASCII_PRINTABLE(c) ( (c) >= ' ' && (c) <= '~' )
373 #define LDAP_DN_OID_LEADCHAR(c) ( LDAP_DN_ASCII_DIGIT(c) )
374 #define LDAP_DN_DESC_LEADCHAR(c) ( LDAP_DN_ASCII_ALPHA(c) )
375 #define LDAP_DN_DESC_CHAR(c) ( LDAP_DN_ASCII_ALNUM(c) || (c) == '-' )
376 #define LDAP_DN_LANG_SEP(c) ( (c) == ';' )
377 #define LDAP_DN_ATTRDESC_CHAR(c) \
378 ( LDAP_DN_DESC_CHAR(c) || LDAP_DN_LANG_SEP(c) )
380 /* special symbols */
381 #define LDAP_DN_AVA_EQUALS(c) ( (c) == '=' )
382 #define LDAP_DN_AVA_SEP(c) ( (c) == '+' )
383 #define LDAP_DN_RDN_SEP(c) ( (c) == ',' )
384 #define LDAP_DN_RDN_SEP_V2(c) ( LDAP_DN_RDN_SEP(c) || (c) == ';' )
385 #define LDAP_DN_OCTOTHORPE(c) ( (c) == '#' )
386 #define LDAP_DN_QUOTES(c) ( (c) == '\"' )
387 #define LDAP_DN_ESCAPE(c) ( (c) == '\\' )
388 #define LDAP_DN_VALUE_END(c) \
389 ( LDAP_DN_RDN_SEP(c) || LDAP_DN_AVA_SEP(c) )
390 #define LDAP_DN_NE(c) \
391 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_SEP(c) \
392 || LDAP_DN_QUOTES(c) || (c) == '<' || (c) == '>' )
393 #define LDAP_DN_NEEDESCAPE(c) \
394 ( LDAP_DN_ESCAPE(c) || LDAP_DN_NE(c) )
395 #define LDAP_DN_NEEDESCAPE_LEAD(c) \
396 ( LDAP_DN_ASCII_SPACE(c) || LDAP_DN_OCTOTHORPE(c) || LDAP_DN_NE(c) )
397 #define LDAP_DN_NEEDESCAPE_TRAIL(c) \
398 ( LDAP_DN_ASCII_SPACE(c) || LDAP_DN_NEEDESCAPE(c) )
399 #define LDAP_DN_WILLESCAPE_CHAR(c) \
400 ( LDAP_DN_RDN_SEP(c) || LDAP_DN_AVA_SEP(c) || LDAP_DN_ESCAPE(c) )
401 #define LDAP_DN_IS_PRETTY(f) ( (f) & LDAP_DN_PRETTY )
402 #define LDAP_DN_WILLESCAPE_HEX(f, c) \
403 ( ( !LDAP_DN_IS_PRETTY( f ) ) && LDAP_DN_WILLESCAPE_CHAR(c) )
406 #define LDAP_DN_VALUE_END_V2(c) \
407 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_SEP(c) )
409 #define LDAP_DN_V2_SPECIAL(c) \
410 ( LDAP_DN_RDN_SEP_V2(c) || LDAP_DN_AVA_EQUALS(c) \
411 || LDAP_DN_AVA_SEP(c) || (c) == '<' || (c) == '>' \
412 || LDAP_DN_OCTOTHORPE(c) )
413 #define LDAP_DN_V2_PAIR(c) \
414 ( LDAP_DN_V2_SPECIAL(c) || LDAP_DN_ESCAPE(c) || LDAP_DN_QUOTES(c) )
417 * DCE (mostly from Luke Howard and IBM implementation for AIX)
419 * From: "Application Development Guide - Directory Services" (FIXME: add link?)
420 * Here escapes and valid chars for GDS are considered; as soon as more
421 * specific info is found, the macros will be updated.
423 * Chars: 'a'-'z', 'A'-'Z', '0'-'9',
424 * '.', ':', ',', ''', '+', '-', '=', '(', ')', '?', '/', ' '.
426 * Metachars: '/', ',', '=', '\'.
428 * the '\' is used to escape other metachars.
434 * Attribute types must start with alphabetic chars and can contain
435 * alphabetic chars and digits (FIXME: no '-'?). OIDs are allowed.
437 #define LDAP_DN_RDN_SEP_DCE(c) ( (c) == '/' )
438 #define LDAP_DN_AVA_SEP_DCE(c) ( (c) == ',' )
439 #define LDAP_DN_ESCAPE_DCE(c) ( LDAP_DN_ESCAPE(c) )
440 #define LDAP_DN_VALUE_END_DCE(c) \
441 ( LDAP_DN_RDN_SEP_DCE(c) || LDAP_DN_AVA_SEP_DCE(c) )
442 #define LDAP_DN_NEEDESCAPE_DCE(c) \
443 ( LDAP_DN_VALUE_END_DCE(c) || LDAP_DN_AVA_EQUALS(c) )
446 #define LDAP_DN_RDN_SEP_AD(c) ( (c) == '/' )
447 #define LDAP_DN_ESCAPE_AD(c) ( LDAP_DN_ESCAPE(c) )
448 #define LDAP_DN_AVA_SEP_AD(c) ( (c) == ',' ) /* assume same as DCE */
449 #define LDAP_DN_VALUE_END_AD(c) \
450 ( LDAP_DN_RDN_SEP_AD(c) || LDAP_DN_AVA_SEP_AD(c) )
451 #define LDAP_DN_NEEDESCAPE_AD(c) \
452 ( LDAP_DN_VALUE_END_AD(c) || LDAP_DN_AVA_EQUALS(c) )
455 #define LDAP_DN_HEXPAIR(s) \
456 ( LDAP_DN_ASCII_HEXDIGIT((s)[0]) && LDAP_DN_ASCII_HEXDIGIT((s)[1]) )
457 /* better look at the AttributeDescription? */
459 /* FIXME: no composite rdn or non-"dc" types, right?
460 * (what about "dc" in OID form?) */
461 /* FIXME: we do not allow binary values in domain, right? */
462 /* NOTE: use this macro only when ABSOLUTELY SURE rdn IS VALID! */
463 /* NOTE: don't use strcasecmp() as it is locale specific! */
464 #define LDAP_DC_ATTR "dc"
465 #define LDAP_DC_ATTRU "DC"
466 #define LDAP_DN_IS_RDN_DC( r ) \
467 ( (r) && (r)[0][0] && !(r)[0][1] \
468 && ((r)[0][0]->la_flags == LDAP_AVA_STRING) \
469 && ((r)[0][0]->la_attr.bv_len == 2) \
470 && (((r)[0][0]->la_attr.bv_val[0] == LDAP_DC_ATTR[0]) \
471 || ((r)[0][0]->la_attr.bv_val[0] == LDAP_DC_ATTRU[0])) \
472 && (((r)[0][0]->la_attr.bv_val[1] == LDAP_DC_ATTR[1]) \
473 || ((r)[0][0]->la_attr.bv_val[1] == LDAP_DC_ATTRU[1])))
475 /* Composite rules */
476 #define LDAP_DN_ALLOW_ONE_SPACE(f) \
477 ( LDAP_DN_LDAPV2(f) \
478 || !( (f) & LDAP_DN_P_NOSPACEAFTERRDN ) )
479 #define LDAP_DN_ALLOW_SPACES(f) \
480 ( LDAP_DN_LDAPV2(f) \
481 || !( (f) & ( LDAP_DN_P_NOLEADTRAILSPACES | LDAP_DN_P_NOSPACEAFTERRDN ) ) )
482 #define LDAP_DN_LDAP(f) \
483 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAP )
484 #define LDAP_DN_LDAPV3(f) \
485 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAPV3 )
486 #define LDAP_DN_LDAPV2(f) \
487 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_LDAPV2 )
488 #define LDAP_DN_DCE(f) \
489 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_DCE )
490 #define LDAP_DN_UFN(f) \
491 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_UFN )
492 #define LDAP_DN_ADC(f) \
493 ( ( (f) & LDAP_DN_FORMAT_MASK ) == LDAP_DN_FORMAT_AD_CANONICAL )
494 #define LDAP_DN_FORMAT(f) ( (f) & LDAP_DN_FORMAT_MASK )
497 * LDAPAVA helpers (will become part of the API for operations
498 * on structural representations of DNs).
501 ldapava_new( const struct berval *attr, const struct berval *val,
509 ava = LDAP_MALLOC( sizeof( LDAPAVA ) + attr->bv_len + 1 );
511 /* should we test it? */
516 ava->la_attr.bv_len = attr->bv_len;
517 ava->la_attr.bv_val = (char *)(ava+1);
518 AC_MEMCPY( ava->la_attr.bv_val, attr->bv_val, attr->bv_len );
519 ava->la_attr.bv_val[attr->bv_len] = '\0';
521 ava->la_value = *val;
522 ava->la_flags = flags;
524 ava->la_private = NULL;
530 ldap_avafree( LDAPAVA *ava )
535 /* ava's private must be freed by caller
536 * (at present let's skip this check because la_private
537 * basically holds static data) */
538 assert( ava->la_private == NULL );
542 /* la_attr is now contiguous with ava, not freed separately */
543 free( ava->la_attr.bv_val );
545 free( ava->la_value.bv_val );
551 ldap_rdnfree( LDAPRDN *rdn )
559 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
560 ldap_avafree( rdn[ 0 ][ iAVA ] );
567 ldap_dnfree( LDAPDN *dn )
575 for ( iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
576 ldap_rdnfree( dn[ 0 ][ iRDN ] );
583 * Converts a string representation of a DN (in LDAPv3, LDAPv2 or DCE)
584 * into a structural representation of the DN, by separating attribute
585 * types and values encoded in the more appropriate form, which is
586 * string or OID for attribute types and binary form of the BER encoded
587 * value or Unicode string. Formats different from LDAPv3 are parsed
588 * according to their own rules and turned into the more appropriate
589 * form according to LDAPv3.
591 * NOTE: I realize the code is getting spaghettish; it is rather
592 * experimental and will hopefully turn into something more simple
593 * and readable as soon as it works as expected.
596 #define TMP_SLOTS 256
599 ldap_str2dn( const char *str, LDAPDN **dn, unsigned flags )
602 int rc = LDAP_INVALID_DN_SYNTAX;
605 LDAPDN *newDN = NULL;
606 LDAPRDN *newRDN = NULL, *tmpDN[TMP_SLOTS];
611 Debug( LDAP_DEBUG_TRACE, "=> ldap_str2dn(%s,%u)\n%s", str, flags, "" );
615 switch ( LDAP_DN_FORMAT( flags ) ) {
616 case LDAP_DN_FORMAT_LDAP:
617 case LDAP_DN_FORMAT_LDAPV3:
618 case LDAP_DN_FORMAT_LDAPV2:
619 case LDAP_DN_FORMAT_DCE:
622 /* unsupported in str2dn */
623 case LDAP_DN_FORMAT_UFN:
624 case LDAP_DN_FORMAT_AD_CANONICAL:
625 return( LDAP_INVALID_DN_SYNTAX );
628 return( LDAP_OTHER );
631 if ( str[ 0 ] == '\0' ) {
632 return( LDAP_SUCCESS );
636 if ( LDAP_DN_DCE( flags ) ) {
639 * (from Luke Howard: thnx) A RDN separator is required
640 * at the beginning of an (absolute) DN.
642 if ( !LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
647 } else if ( LDAP_DN_LDAP( flags ) ) {
649 * if dn starts with '/' let's make it a DCE dn
651 if ( LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
652 flags |= LDAP_DN_FORMAT_DCE;
657 for ( ; p[ 0 ]; p++ ) {
661 err = ldap_str2rdn( p, &newRDN, &p, flags );
662 if ( err != LDAP_SUCCESS ) {
667 * We expect a rdn separator
670 switch ( LDAP_DN_FORMAT( flags ) ) {
671 case LDAP_DN_FORMAT_LDAPV3:
672 if ( !LDAP_DN_RDN_SEP( p[ 0 ] ) ) {
678 case LDAP_DN_FORMAT_LDAP:
679 case LDAP_DN_FORMAT_LDAPV2:
680 if ( !LDAP_DN_RDN_SEP_V2( p[ 0 ] ) ) {
686 case LDAP_DN_FORMAT_DCE:
687 if ( !LDAP_DN_RDN_SEP_DCE( p[ 0 ] ) ) {
696 tmpDN[nrdns++] = newRDN;
699 assert (nrdns < TMP_SLOTS);
701 if ( p[ 0 ] == '\0' ) {
703 * the DN is over, phew
705 newDN = (LDAPDN *)LDAP_MALLOC( sizeof(LDAPDN) +
706 sizeof(LDAPRDN *) * (nrdns+1));
707 if ( newDN == NULL ) {
713 newDN[0] = (LDAPRDN **)(newDN+1);
715 if ( LDAP_DN_DCE( flags ) ) {
716 /* add in reversed order */
717 for ( i=0; i<nrdns; i++ )
718 newDN[0][i] = tmpDN[nrdns-1-i];
720 for ( i=0; i<nrdns; i++ )
721 newDN[0][i] = tmpDN[i];
723 newDN[0][nrdns] = NULL;
732 ldap_rdnfree( newRDN );
735 for (nrdns-- ;nrdns>=0; nrdns-- )
736 ldap_rdnfree( tmpDN[nrdns] );
740 Debug( LDAP_DEBUG_TRACE, "<= ldap_str2dn(%s,%u)=%d\n", str, flags, rc );
749 * Parses a relative DN according to flags up to a rdn separator
750 * or to the end of str.
751 * Returns the rdn and a pointer to the string continuation, which
752 * corresponds to the rdn separator or to '\0' in case the string is over.
755 ldap_str2rdn( const char *str, LDAPRDN **rdn, const char **n, unsigned flags )
760 int rc = LDAP_INVALID_DN_SYNTAX;
761 int attrTypeEncoding = LDAP_AVA_STRING,
762 attrValueEncoding = LDAP_AVA_STRING;
764 struct berval attrType = { 0, NULL };
765 struct berval attrValue = { 0, NULL };
767 LDAPRDN *newRDN = NULL;
768 LDAPAVA *tmpRDN[TMP_SLOTS];
771 assert( rdn || flags & LDAP_DN_SKIP );
774 Debug( LDAP_DEBUG_TRACE, "=> ldap_str2rdn(%s,%u)\n%s", str, flags, "" );
781 switch ( LDAP_DN_FORMAT( flags ) ) {
782 case LDAP_DN_FORMAT_LDAP:
783 case LDAP_DN_FORMAT_LDAPV3:
784 case LDAP_DN_FORMAT_LDAPV2:
785 case LDAP_DN_FORMAT_DCE:
788 /* unsupported in str2dn */
789 case LDAP_DN_FORMAT_UFN:
790 case LDAP_DN_FORMAT_AD_CANONICAL:
791 return( LDAP_INVALID_DN_SYNTAX );
794 return( LDAP_OTHER );
797 if ( str[ 0 ] == '\0' ) {
798 return( LDAP_SUCCESS );
802 for ( ; p[ 0 ] || state == GOTAVA; ) {
805 * The parser in principle advances one token a time,
806 * or toggles state if preferable.
811 * an AttributeType can be encoded as:
812 * - its string representation; in detail, implementations
813 * MUST recognize AttributeType string type names listed
814 * in section 2.3 of draft-ietf-ldapbis-dn-XX.txt, and
815 * MAY recognize other names.
816 * - its numeric OID (a dotted decimal string); in detail
817 * RFC 2253 asserts that ``Implementations MUST allow
818 * an oid in the attribute type to be prefixed by one
819 * of the character strings "oid." or "OID."''. As soon
820 * as draft-ietf-ldapbis-dn-XX.txt obsoletes RFC 2253
821 * I'm not sure whether this is required or not any
822 * longer; to be liberal, we still implement it.
825 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
826 if ( !LDAP_DN_ALLOW_ONE_SPACE( flags ) ) {
833 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
834 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
839 /* whitespace is allowed (and trimmed) */
841 while ( p[ 0 ] && LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
846 /* error: we expected an AVA */
852 if ( LDAP_DN_OID_LEADCHAR( p[ 0 ] ) ) {
853 state = B4OIDATTRTYPE;
857 /* else must be alpha */
858 if ( !LDAP_DN_DESC_LEADCHAR( p[ 0 ] ) ) {
862 /* LDAPv2 "oid." prefix */
863 if ( LDAP_DN_LDAPV2( flags ) ) {
865 * to be overly pedantic, we only accept
868 if ( flags & LDAP_DN_PEDANTIC ) {
869 if ( !strncmp( p, "OID.", 4 )
870 || !strncmp( p, "oid.", 4 ) ) {
872 state = B4OIDATTRTYPE;
876 if ( !strncasecmp( p, "oid.", 4 ) ) {
878 state = B4OIDATTRTYPE;
884 state = B4STRINGATTRTYPE;
887 case B4OIDATTRTYPE: {
888 int err = LDAP_SUCCESS;
890 attrType.bv_val = parse_numericoid( &p, &err,
893 if ( err != LDAP_SUCCESS ) {
896 attrType.bv_len = p - attrType.bv_val;
898 attrTypeEncoding = LDAP_AVA_BINARY;
904 case B4STRINGATTRTYPE: {
905 const char *startPos, *endPos = NULL;
909 * the starting char has been found to be
910 * a LDAP_DN_DESC_LEADCHAR so we don't re-check it
911 * FIXME: DCE attr types seem to have a more
912 * restrictive syntax (no '-' ...)
914 for ( startPos = p++; p[ 0 ]; p++ ) {
915 if ( LDAP_DN_DESC_CHAR( p[ 0 ] ) ) {
919 if ( LDAP_DN_LANG_SEP( p[ 0 ] ) ) {
922 * RFC 2253 does not explicitly
923 * allow lang extensions to attribute
926 if ( flags & LDAP_DN_PEDANTIC ) {
931 * we trim ';' and following lang
932 * and so from attribute types
935 for ( ; LDAP_DN_ATTRDESC_CHAR( p[ 0 ] )
936 || LDAP_DN_LANG_SEP( p[ 0 ] ); p++ ) {
944 len = ( endPos ? endPos : p ) - startPos;
949 attrTypeEncoding = LDAP_AVA_STRING;
952 * here we need to decide whether to use it as is
953 * or turn it in OID form; as a consequence, we
954 * need to decide whether to binary encode the value
959 if ( flags & LDAP_DN_SKIP ) {
963 attrType.bv_val = (char *)startPos;
964 attrType.bv_len = len;
970 /* spaces may not be allowed */
971 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
972 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
977 for ( p++; LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
982 /* need equal sign */
983 if ( !LDAP_DN_AVA_EQUALS( p[ 0 ] ) ) {
988 /* spaces may not be allowed */
989 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
990 if ( !LDAP_DN_ALLOW_SPACES( flags ) ) {
995 for ( p++; LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
1001 * octothorpe means a BER encoded value will follow
1002 * FIXME: I don't think DCE will allow it
1004 if ( LDAP_DN_OCTOTHORPE( p[ 0 ] ) ) {
1006 attrValueEncoding = LDAP_AVA_BINARY;
1007 state = B4BINARYVALUE;
1011 /* STRING value expected */
1014 * if we're pedantic, an attribute type in OID form
1015 * SHOULD imply a BER encoded attribute value; we
1016 * should at least issue a warning
1018 if ( ( flags & LDAP_DN_PEDANTIC )
1019 && ( attrTypeEncoding == LDAP_AVA_BINARY ) ) {
1020 /* OID attrType SHOULD use binary encoding */
1024 attrValueEncoding = LDAP_AVA_STRING;
1027 * LDAPv2 allows the attribute value to be quoted;
1028 * also, IA5 values are expected, in principle
1030 if ( LDAP_DN_LDAPV2( flags ) || LDAP_DN_LDAP( flags ) ) {
1031 if ( LDAP_DN_QUOTES( p[ 0 ] ) ) {
1033 state = B4IA5VALUEQUOTED;
1037 if ( LDAP_DN_LDAPV2( flags ) ) {
1044 * here STRING means RFC 2253 string
1045 * FIXME: what about DCE strings?
1047 state = B4STRINGVALUE;
1051 if ( hexstr2binval( p, &attrValue, &p, flags ) ) {
1059 switch ( LDAP_DN_FORMAT( flags ) ) {
1060 case LDAP_DN_FORMAT_LDAP:
1061 case LDAP_DN_FORMAT_LDAPV3:
1062 if ( str2strval( p, &attrValue, &p, flags,
1063 &attrValueEncoding ) ) {
1068 case LDAP_DN_FORMAT_DCE:
1069 if ( DCE2strval( p, &attrValue, &p, flags ) ) {
1082 if ( IA52strval( p, &attrValue, &p, flags ) ) {
1089 case B4IA5VALUEQUOTED:
1091 /* lead quote already stripped */
1092 if ( quotedIA52strval( p, &attrValue,
1103 if ( !( flags & LDAP_DN_SKIP ) ) {
1107 * we accept empty values
1109 ava = ldapava_new( &attrType, &attrValue,
1110 attrValueEncoding );
1111 if ( ava == NULL ) {
1112 rc = LDAP_NO_MEMORY;
1115 tmpRDN[navas++] = ava;
1117 assert(navas < TMP_SLOTS);
1121 * if we got an AVA separator ('+', or ',' for DCE )
1122 * we expect a new AVA for this RDN; otherwise
1123 * we add the RDN to the DN
1125 switch ( LDAP_DN_FORMAT( flags ) ) {
1126 case LDAP_DN_FORMAT_LDAP:
1127 case LDAP_DN_FORMAT_LDAPV3:
1128 case LDAP_DN_FORMAT_LDAPV2:
1129 if ( !LDAP_DN_AVA_SEP( p[ 0 ] ) ) {
1134 case LDAP_DN_FORMAT_DCE:
1135 if ( !LDAP_DN_AVA_SEP_DCE( p[ 0 ] ) ) {
1143 * the RDN is over, phew
1146 if ( !( flags & LDAP_DN_SKIP ) ) {
1147 newRDN = (LDAPRDN *)LDAP_MALLOC( sizeof(LDAPRDN)
1148 + sizeof(LDAPAVA *) * (navas+1) );
1149 if ( newRDN == NULL ) {
1150 rc = LDAP_NO_MEMORY;
1155 newRDN[0] = (LDAPAVA**)(newRDN+1);
1157 for (i=0; i<navas; i++)
1158 newRDN[0][i] = tmpRDN[i];
1159 newRDN[0][i] = NULL;
1167 /* they should have been used in an AVA */
1168 attrType.bv_val = NULL;
1169 attrValue.bv_val = NULL;
1183 /* They are set to NULL after they're used in an AVA */
1184 if ( attrType.bv_val ) {
1185 free( attrType.bv_val );
1188 if ( attrValue.bv_val ) {
1189 free( attrValue.bv_val );
1192 for (navas-- ; navas>=0; navas-- )
1193 ldap_avafree( tmpRDN[navas] );
1197 Debug( LDAP_DEBUG_TRACE, "<= ldap_str2rdn(%*s)=%d\n",
1207 * reads in a UTF-8 string value, unescaping stuff:
1208 * '\' + LDAP_DN_NEEDESCAPE(c) -> 'c'
1209 * '\' + HEXPAIR(p) -> unhex(p)
1212 str2strval( const char *str, struct berval *val, const char **next, unsigned flags, unsigned *retFlags )
1214 const char *p, *startPos, *endPos = NULL;
1215 ber_len_t len, escapes, unescapes;
1223 for ( startPos = p = str, escapes = 0, unescapes = 0; p[ 0 ]; p++ ) {
1224 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1226 if ( p[ 0 ] == '\0' ) {
1229 if ( ( p == startPos + 1 && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1230 || ( LDAP_DN_VALUE_END( p[ 1 ] ) && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) )
1231 || LDAP_DN_NEEDESCAPE( p[ 0 ] ) ) {
1236 if ( LDAP_DN_HEXPAIR( p ) ) {
1239 hexstr2bin( p, &c );
1242 if ( !LDAP_DN_ASCII_PRINTABLE( c ) ) {
1245 * we assume the string is UTF-8
1247 *retFlags = LDAP_AVA_NONPRINTABLE;
1254 if ( LDAP_DN_PEDANTIC & flags ) {
1258 * FIXME: we allow escaping
1259 * of chars that don't need
1260 * to and do not belong to
1261 * HEXDIGITS (we also allow
1262 * single hexdigit; maybe we
1267 } else if ( ( LDAP_DN_LDAP( flags ) && LDAP_DN_VALUE_END_V2( p[ 0 ] ) )
1268 || ( LDAP_DN_LDAPV3( flags ) && LDAP_DN_VALUE_END( p[ 0 ] ) ) ) {
1271 } else if ( LDAP_DN_NEEDESCAPE( p[ 0 ] ) ) {
1273 * FIXME: maybe we can add
1274 * escapes if not pedantic?
1281 * we do allow unescaped spaces at the end
1282 * of the value only in non-pedantic mode
1284 if ( p > startPos + 1 && LDAP_DN_ASCII_SPACE( p[ -1 ] ) &&
1285 !LDAP_DN_ESCAPE( p[ -2 ] ) ) {
1286 if ( flags & LDAP_DN_PEDANTIC ) {
1290 /* strip trailing (unescaped) spaces */
1291 for ( endPos = p - 1;
1292 endPos > startPos + 1 &&
1293 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1294 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1301 if ( flags & LDAP_DN_SKIP ) {
1306 * FIXME: test memory?
1308 len = ( endPos ? endPos : p ) - startPos - escapes - unescapes;
1311 if ( escapes == 0 && unescapes == 0 ) {
1312 val->bv_val = LDAP_STRNDUP( startPos, len );
1317 val->bv_val = LDAP_MALLOC( len + 1 );
1318 for ( s = 0, d = 0; d < len; ) {
1319 if ( LDAP_DN_ESCAPE( startPos[ s ] ) ) {
1321 if ( ( s == 0 && LDAP_DN_NEEDESCAPE_LEAD( startPos[ s ] ) )
1322 || ( s == len - 1 && LDAP_DN_NEEDESCAPE_TRAIL( startPos[ s ] ) )
1323 || LDAP_DN_NEEDESCAPE( startPos[ s ] ) ) {
1324 val->bv_val[ d++ ] =
1327 } else if ( LDAP_DN_HEXPAIR( &startPos[ s ] ) ) {
1330 hexstr2bin( &startPos[ s ], &c );
1331 val->bv_val[ d++ ] = c;
1336 * we allow escaping of chars
1337 * that do not need to
1339 val->bv_val[ d++ ] =
1344 val->bv_val[ d++ ] = startPos[ s++ ];
1348 val->bv_val[ d ] = '\0';
1349 assert( strlen( val->bv_val ) == len );
1356 DCE2strval( const char *str, struct berval *val, const char **next, unsigned flags )
1358 const char *p, *startPos, *endPos = NULL;
1359 ber_len_t len, escapes;
1367 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1368 if ( LDAP_DN_ESCAPE_DCE( p[ 0 ] ) ) {
1370 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
1377 } else if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1382 * FIXME: can we accept anything else? I guess we need
1383 * to stop if a value is not legal
1388 * (unescaped) trailing spaces are trimmed must be silently ignored;
1391 if ( p > startPos + 1 && LDAP_DN_ASCII_SPACE( p[ -1 ] ) &&
1392 !LDAP_DN_ESCAPE( p[ -2 ] ) ) {
1393 if ( flags & LDAP_DN_PEDANTIC ) {
1397 /* strip trailing (unescaped) spaces */
1398 for ( endPos = p - 1;
1399 endPos > startPos + 1 &&
1400 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1401 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1408 if ( flags & LDAP_DN_SKIP ) {
1412 len = ( endPos ? endPos : p ) - startPos - escapes;
1414 if ( escapes == 0 ){
1415 val->bv_val = LDAP_STRNDUP( startPos, len );
1420 val->bv_val = LDAP_MALLOC( len + 1 );
1421 for ( s = 0, d = 0; d < len; ) {
1423 * This point is reached only if escapes
1424 * are properly used, so all we need to
1427 if ( LDAP_DN_ESCAPE_DCE( startPos[ s ] ) ) {
1431 val->bv_val[ d++ ] = startPos[ s++ ];
1433 val->bv_val[ d ] = '\0';
1434 assert( strlen( val->bv_val ) == len );
1441 IA52strval( const char *str, struct berval *val, const char **next, unsigned flags )
1443 const char *p, *startPos, *endPos = NULL;
1444 ber_len_t len, escapes;
1456 for ( startPos = p = str, escapes = 0; p[ 0 ]; p++ ) {
1457 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1459 if ( p[ 0 ] == '\0' ) {
1463 if ( !LDAP_DN_NEEDESCAPE( p[ 0 ] )
1464 && ( LDAP_DN_PEDANTIC & flags ) ) {
1469 } else if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1474 * FIXME: can we accept anything else? I guess we need
1475 * to stop if a value is not legal
1479 /* strip trailing (unescaped) spaces */
1481 endPos > startPos + 1 &&
1482 LDAP_DN_ASCII_SPACE( endPos[ -1 ] ) &&
1483 !LDAP_DN_ESCAPE( endPos[ -2 ] );
1489 if ( flags & LDAP_DN_SKIP ) {
1493 len = ( endPos ? endPos : p ) - startPos - escapes;
1495 if ( escapes == 0 ) {
1496 val->bv_val = LDAP_STRNDUP( startPos, len );
1501 val->bv_val = LDAP_MALLOC( len + 1 );
1502 for ( s = 0, d = 0; d < len; ) {
1503 if ( LDAP_DN_ESCAPE( startPos[ s ] ) ) {
1506 val->bv_val[ d++ ] = startPos[ s++ ];
1508 val->bv_val[ d ] = '\0';
1509 assert( strlen( val->bv_val ) == len );
1516 quotedIA52strval( const char *str, struct berval *val, const char **next, unsigned flags )
1518 const char *p, *startPos, *endPos = NULL;
1520 unsigned escapes = 0;
1528 /* initial quote already eaten */
1529 for ( startPos = p = str; p[ 0 ]; p++ ) {
1531 * According to RFC 1779, the quoted value can
1532 * contain escaped as well as unescaped special values;
1533 * as a consequence we tolerate escaped values
1534 * (e.g. '"\,"' -> '\,') and escape unescaped specials
1535 * (e.g. '","' -> '\,').
1537 if ( LDAP_DN_ESCAPE( p[ 0 ] ) ) {
1538 if ( p[ 1 ] == '\0' ) {
1543 if ( !LDAP_DN_V2_PAIR( p[ 0 ] )
1544 && ( LDAP_DN_PEDANTIC & flags ) ) {
1546 * do we allow to escape normal chars?
1547 * LDAPv2 does not allow any mechanism
1548 * for escaping chars with '\' and hex
1555 } else if ( LDAP_DN_QUOTES( p[ 0 ] ) ) {
1557 /* eat closing quotes */
1563 * FIXME: can we accept anything else? I guess we need
1564 * to stop if a value is not legal
1568 if ( endPos == NULL ) {
1572 /* Strip trailing (unescaped) spaces */
1573 for ( ; p[ 0 ] && LDAP_DN_ASCII_SPACE( p[ 0 ] ); p++ ) {
1578 if ( flags & LDAP_DN_SKIP ) {
1582 len = endPos - startPos - escapes;
1585 if ( escapes == 0 ) {
1586 val->bv_val = LDAP_STRNDUP( startPos, len );
1591 val->bv_val = LDAP_MALLOC( len + 1 );
1594 for ( s = d = 0; d < len; ) {
1595 if ( LDAP_DN_ESCAPE( str[ s ] ) ) {
1598 val->bv_val[ d++ ] = str[ s++ ];
1600 val->bv_val[ d ] = '\0';
1601 assert( strlen( val->bv_val ) == len );
1608 hexstr2bin( const char *str, char *c )
1618 if ( LDAP_DN_ASCII_DIGIT( c1 ) ) {
1622 if ( LDAP_DN_ASCII_UCASE_HEXALPHA( c1 ) ) {
1625 assert( LDAP_DN_ASCII_LCASE_HEXALPHA( c1 ) );
1632 if ( LDAP_DN_ASCII_DIGIT( c2 ) ) {
1636 if ( LDAP_DN_ASCII_UCASE_HEXALPHA( c2 ) ) {
1637 *c += c2 - 'A' + 10;
1639 assert( LDAP_DN_ASCII_LCASE_HEXALPHA( c2 ) );
1640 *c += c2 - 'a' + 10;
1648 hexstr2binval( const char *str, struct berval *val, const char **next, unsigned flags )
1650 const char *p, *startPos, *endPos = NULL;
1660 for ( startPos = p = str; p[ 0 ]; p += 2 ) {
1661 switch ( LDAP_DN_FORMAT( flags ) ) {
1662 case LDAP_DN_FORMAT_LDAPV3:
1663 if ( LDAP_DN_VALUE_END( p[ 0 ] ) ) {
1668 case LDAP_DN_FORMAT_LDAP:
1669 case LDAP_DN_FORMAT_LDAPV2:
1670 if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1675 case LDAP_DN_FORMAT_DCE:
1676 if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1682 if ( LDAP_DN_ASCII_SPACE( p[ 0 ] ) ) {
1683 if ( flags & LDAP_DN_PEDANTIC ) {
1688 for ( ; p[ 0 ]; p++ ) {
1689 switch ( LDAP_DN_FORMAT( flags ) ) {
1690 case LDAP_DN_FORMAT_LDAPV3:
1691 if ( LDAP_DN_VALUE_END( p[ 0 ] ) ) {
1696 case LDAP_DN_FORMAT_LDAP:
1697 case LDAP_DN_FORMAT_LDAPV2:
1698 if ( LDAP_DN_VALUE_END_V2( p[ 0 ] ) ) {
1703 case LDAP_DN_FORMAT_DCE:
1704 if ( LDAP_DN_VALUE_END_DCE( p[ 0 ] ) ) {
1713 if ( !LDAP_DN_HEXPAIR( p ) ) {
1721 if ( flags & LDAP_DN_SKIP ) {
1725 len = ( ( endPos ? endPos : p ) - startPos ) / 2;
1727 assert( 2 * len == (ber_len_t) (( endPos ? endPos : p ) - startPos ));
1730 val->bv_val = LDAP_MALLOC( len + 1 );
1731 if ( val->bv_val == NULL ) {
1732 return( LDAP_NO_MEMORY );
1735 for ( s = 0, d = 0; d < len; s += 2, d++ ) {
1738 hexstr2bin( &startPos[ s ], &c );
1740 val->bv_val[ d ] = c;
1743 val->bv_val[ d ] = '\0';
1749 * convert a byte in a hexadecimal pair
1752 byte2hexpair( const char *val, char *pair )
1754 static const char hexdig[] = "0123456789ABCDEF";
1760 * we assume the string has enough room for the hex encoding
1764 pair[ 0 ] = hexdig[ 0x0f & ( val[ 0 ] >> 4 ) ];
1765 pair[ 1 ] = hexdig[ 0x0f & val[ 0 ] ];
1771 * convert a binary value in hexadecimal pairs
1774 binval2hexstr( struct berval *val, char *str )
1781 if ( val->bv_len == 0 ) {
1786 * we assume the string has enough room for the hex encoding
1790 for ( s = 0, d = 0; s < val->bv_len; s++, d += 2 ) {
1791 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1798 * Length of the string representation, accounting for escaped hex
1802 strval2strlen( struct berval *val, unsigned flags, ber_len_t *len )
1804 ber_len_t l, cl = 1;
1806 int escaped_byte_len = LDAP_DN_IS_PRETTY( flags ) ? 1 : 3;
1807 #ifdef PRETTY_ESCAPE
1808 int escaped_ascii_len = LDAP_DN_IS_PRETTY( flags ) ? 2 : 3;
1809 #endif /* PRETTY_ESCAPE */
1815 if ( val->bv_len == 0 ) {
1819 for ( l = 0, p = val->bv_val; p[ 0 ]; p += cl ) {
1820 cl = LDAP_UTF8_CHARLEN( p );
1822 /* illegal utf-8 char! */
1825 } else if ( cl > 1 ) {
1828 for ( cnt = 1; cnt < cl; cnt++ ) {
1829 if ( ( p[ cnt ] & 0x80 ) == 0x00 ) {
1833 l += escaped_byte_len * cl;
1835 } else if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
1836 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1837 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
1838 #ifdef PRETTY_ESCAPE
1839 if ( LDAP_DN_WILLESCAPE_HEX( flags, p[ 0 ] ) ) {
1842 * there might be some chars we want
1843 * to escape in form of a couple
1844 * of hexdigits for optimization purposes
1849 l += escaped_ascii_len;
1851 #else /* ! PRETTY_ESCAPE */
1853 #endif /* ! PRETTY_ESCAPE */
1866 * convert to string representation, escaping with hex the UTF-8 stuff;
1867 * assume the destination has enough room for escaping
1870 strval2str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
1872 ber_len_t s, d, end;
1878 if ( val->bv_len == 0 ) {
1884 * we assume the string has enough room for the hex encoding
1887 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
1888 ber_len_t cl = LDAP_UTF8_CHARLEN( &val->bv_val[ s ] );
1891 * there might be some chars we want to escape in form
1892 * of a couple of hexdigits for optimization purposes
1894 if ( ( cl > 1 && !LDAP_DN_IS_PRETTY( flags ) )
1895 #ifdef PRETTY_ESCAPE
1896 || LDAP_DN_WILLESCAPE_HEX( flags, val->bv_val[ s ] )
1897 #else /* ! PRETTY_ESCAPE */
1898 || LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1899 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1900 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) )
1902 #endif /* ! PRETTY_ESCAPE */
1906 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1911 } else if ( cl > 1 ) {
1913 str[ d++ ] = val->bv_val[ s++ ];
1917 #ifdef PRETTY_ESCAPE
1918 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
1919 || ( d == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
1920 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
1922 if ( !LDAP_DN_IS_PRETTY( flags ) ) {
1923 byte2hexpair( &val->bv_val[ s ], &str[ d ] );
1929 #endif /* PRETTY_ESCAPE */
1930 str[ d++ ] = val->bv_val[ s++ ];
1940 * Length of the IA5 string representation (no UTF-8 allowed)
1943 strval2IA5strlen( struct berval *val, unsigned flags, ber_len_t *len )
1952 if ( val->bv_len == 0 ) {
1956 if ( flags & LDAP_AVA_NONPRINTABLE ) {
1958 * Turn value into a binary encoded BER
1963 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
1964 if ( LDAP_DN_NEEDESCAPE( p[ 0 ] )
1965 || ( p == val->bv_val && LDAP_DN_NEEDESCAPE_LEAD( p[ 0 ] ) )
1966 || ( !p[ 1 ] && LDAP_DN_NEEDESCAPE_TRAIL( p[ 0 ] ) ) ) {
1981 * convert to string representation (np UTF-8)
1982 * assume the destination has enough room for escaping
1985 strval2IA5str( struct berval *val, char *str, unsigned flags, ber_len_t *len )
1987 ber_len_t s, d, end;
1993 if ( val->bv_len == 0 ) {
1998 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2000 * Turn value into a binary encoded BER
2007 * we assume the string has enough room for the hex encoding
2011 for ( s = 0, d = 0, end = val->bv_len - 1; s < val->bv_len; ) {
2012 if ( LDAP_DN_NEEDESCAPE( val->bv_val[ s ] )
2013 || ( s == 0 && LDAP_DN_NEEDESCAPE_LEAD( val->bv_val[ s ] ) )
2014 || ( s == end && LDAP_DN_NEEDESCAPE_TRAIL( val->bv_val[ s ] ) ) ) {
2017 str[ d++ ] = val->bv_val[ s++ ];
2027 * Length of the (supposedly) DCE string representation,
2028 * accounting for escaped hex of UTF-8 chars
2031 strval2DCEstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2040 if ( val->bv_len == 0 ) {
2044 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2046 * FIXME: Turn the value into a binary encoded BER?
2051 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2052 if ( LDAP_DN_NEEDESCAPE_DCE( p[ 0 ] ) ) {
2067 * convert to (supposedly) DCE string representation,
2068 * escaping with hex the UTF-8 stuff;
2069 * assume the destination has enough room for escaping
2072 strval2DCEstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2080 if ( val->bv_len == 0 ) {
2085 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2087 * FIXME: Turn the value into a binary encoded BER?
2095 * we assume the string has enough room for the hex encoding
2099 for ( s = 0, d = 0; s < val->bv_len; ) {
2100 if ( LDAP_DN_NEEDESCAPE_DCE( val->bv_val[ s ] ) ) {
2103 str[ d++ ] = val->bv_val[ s++ ];
2113 * Length of the (supposedly) AD canonical string representation,
2114 * accounting for escaped hex of UTF-8 chars
2117 strval2ADstrlen( struct berval *val, unsigned flags, ber_len_t *len )
2126 if ( val->bv_len == 0 ) {
2130 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2132 * FIXME: Turn the value into a binary encoded BER?
2137 for ( l = 0, p = val->bv_val; p[ 0 ]; p++ ) {
2138 if ( LDAP_DN_NEEDESCAPE_AD( p[ 0 ] ) ) {
2153 * convert to (supposedly) AD string representation,
2154 * escaping with hex the UTF-8 stuff;
2155 * assume the destination has enough room for escaping
2158 strval2ADstr( struct berval *val, char *str, unsigned flags, ber_len_t *len )
2166 if ( val->bv_len == 0 ) {
2171 if ( flags & LDAP_AVA_NONPRINTABLE ) {
2173 * FIXME: Turn the value into a binary encoded BER?
2181 * we assume the string has enough room for the hex encoding
2185 for ( s = 0, d = 0; s < val->bv_len; ) {
2186 if ( LDAP_DN_NEEDESCAPE_AD( val->bv_val[ s ] ) ) {
2189 str[ d++ ] = val->bv_val[ s++ ];
2199 * If the DN is terminated by single-AVA RDNs with attribute type of "dc",
2200 * the first part of the AD representation of the DN is written in DNS
2201 * form, i.e. dot separated domain name components (as suggested
2202 * by Luke Howard, http://www.padl.com/~lukeh)
2205 dn2domain( LDAPDN *dn, struct berval *bv, int pos, int *iRDN )
2208 int domain = 0, first = 1;
2209 ber_len_t l = 1; /* we move the null also */
2212 /* we are guaranteed there's enough memory in str */
2218 assert( *iRDN >= 0 );
2220 str = bv->bv_val + pos;
2222 for ( i = *iRDN; i >= 0; i-- ) {
2226 assert( dn[ 0 ][ i ] );
2229 assert( rdn[ 0 ][ 0 ] );
2230 ava = rdn[ 0 ][ 0 ];
2232 if ( !LDAP_DN_IS_RDN_DC( rdn ) ) {
2240 AC_MEMCPY( str, ava->la_value.bv_val,
2241 ava->la_value.bv_len + 1);
2242 l += ava->la_value.bv_len;
2245 AC_MEMCPY( str + ava->la_value.bv_len + 1, bv->bv_val, l);
2246 AC_MEMCPY( str, ava->la_value.bv_val,
2247 ava->la_value.bv_len );
2248 str[ ava->la_value.bv_len ] = '.';
2249 l += ava->la_value.bv_len + 1;
2254 bv->bv_len = pos + l - 1;
2260 rdn2strlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len,
2261 int ( *s2l )( struct berval *v, unsigned f, ber_len_t *l ) )
2268 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2269 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2271 /* len(type) + '=' + '+' | ',' */
2272 l += ava->la_attr.bv_len + 2;
2274 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2275 /* octothorpe + twice the length */
2276 l += 1 + 2 * ava->la_value.bv_len;
2280 unsigned f = flags | ava->la_flags;
2282 if ( ( *s2l )( &ava->la_value, f, &vl ) ) {
2295 rdn2str( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len,
2296 int ( *s2s ) ( struct berval *v, char * s, unsigned f, ber_len_t *l ) )
2301 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2302 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2304 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2305 ava->la_attr.bv_len );
2306 l += ava->la_attr.bv_len;
2310 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2312 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2315 l += 2 * ava->la_value.bv_len;
2319 unsigned f = flags | ava->la_flags;
2321 if ( ( *s2s )( &ava->la_value, &str[ l ], f, &vl ) ) {
2326 str[ l++ ] = ( rdn[ 0 ][ iAVA + 1 ] ? '+' : ',' );
2335 rdn2DCEstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2342 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2343 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2345 /* len(type) + '=' + ',' | '/' */
2346 l += ava->la_attr.bv_len + 2;
2348 switch ( ava->la_flags ) {
2349 case LDAP_AVA_BINARY:
2350 /* octothorpe + twice the length */
2351 l += 1 + 2 * ava->la_value.bv_len;
2354 case LDAP_AVA_STRING: {
2356 unsigned f = flags | ava->la_flags;
2358 if ( strval2DCEstrlen( &ava->la_value, f, &vl ) ) {
2376 rdn2DCEstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2381 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2382 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2387 str[ l++ ] = ( iAVA ? ',' : '/' );
2390 AC_MEMCPY( &str[ l ], ava->la_attr.bv_val,
2391 ava->la_attr.bv_len );
2392 l += ava->la_attr.bv_len;
2396 switch ( ava->la_flags ) {
2397 case LDAP_AVA_BINARY:
2399 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2402 l += 2 * ava->la_value.bv_len;
2405 case LDAP_AVA_STRING: {
2407 unsigned f = flags | ava->la_flags;
2409 if ( strval2DCEstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2427 rdn2UFNstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2437 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2438 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2441 l += ( rdn[ 0 ][ iAVA + 1 ] ? 3 : 2 );
2443 /* FIXME: are binary values allowed in UFN? */
2444 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2445 /* octothorpe + twice the value */
2446 l += 1 + 2 * ava->la_value.bv_len;
2450 unsigned f = flags | ava->la_flags;
2452 if ( strval2strlen( &ava->la_value, f, &vl ) ) {
2465 rdn2UFNstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len )
2470 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2471 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2473 if ( ava->la_flags & LDAP_AVA_BINARY ) {
2475 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2478 l += 2 * ava->la_value.bv_len;
2482 unsigned f = flags | ava->la_flags;
2484 if ( strval2str( &ava->la_value, &str[ l ], f, &vl ) ) {
2490 if ( rdn[ 0 ][ iAVA + 1 ]) {
2491 AC_MEMCPY( &str[ l ], " + ", 3 );
2495 AC_MEMCPY( &str[ l ], ", ", 2 );
2506 rdn2ADstrlen( LDAPRDN *rdn, unsigned flags, ber_len_t *len )
2516 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2517 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2522 /* FIXME: are binary values allowed in UFN? */
2523 switch ( ava->la_flags ) {
2524 case LDAP_AVA_BINARY:
2525 /* octothorpe + twice the value */
2526 l += 1 + 2 * ava->la_value.bv_len;
2529 case LDAP_AVA_STRING: {
2531 unsigned f = flags | ava->la_flags;
2533 if ( strval2ADstrlen( &ava->la_value, f, &vl ) ) {
2551 rdn2ADstr( LDAPRDN *rdn, char *str, unsigned flags, ber_len_t *len, int first )
2556 for ( iAVA = 0; rdn[ 0 ][ iAVA ]; iAVA++ ) {
2557 LDAPAVA *ava = rdn[ 0 ][ iAVA ];
2562 str[ l++ ] = ( iAVA ? ',' : '/' );
2565 switch ( ava->la_flags ) {
2566 case LDAP_AVA_BINARY:
2568 if ( binval2hexstr( &ava->la_value, &str[ l ] ) ) {
2571 l += 2 * ava->la_value.bv_len;
2574 case LDAP_AVA_STRING: {
2576 unsigned f = flags | ava->la_flags;
2578 if ( strval2ADstr( &ava->la_value, &str[ l ], f, &vl ) ) {
2598 * Returns in str a string representation of rdn based on flags.
2599 * There is some duplication of code between this and ldap_dn2str;
2600 * this is wanted to reduce the allocation of temporary buffers.
2603 ldap_rdn2str( LDAPRDN *rdn, char **str, unsigned flags )
2610 rc = ldap_rdn2bv( rdn, &bv, flags );
2616 ldap_rdn2bv( LDAPRDN *rdn, struct berval *bv, unsigned flags )
2626 if ( rdn == NULL ) {
2627 bv->bv_val = LDAP_STRDUP( "" );
2628 return( LDAP_SUCCESS );
2632 * This routine wastes "back" bytes at the end of the string
2635 switch ( LDAP_DN_FORMAT( flags ) ) {
2636 case LDAP_DN_FORMAT_LDAPV3:
2637 if ( rdn2strlen( rdn, flags, &l, strval2strlen ) ) {
2638 return( LDAP_OTHER );
2642 case LDAP_DN_FORMAT_LDAPV2:
2643 if ( rdn2strlen( rdn, flags, &l, strval2IA5strlen ) ) {
2644 return( LDAP_OTHER );
2648 case LDAP_DN_FORMAT_UFN:
2649 if ( rdn2UFNstrlen( rdn, flags, &l ) ) {
2650 return( LDAP_OTHER );
2654 case LDAP_DN_FORMAT_DCE:
2655 if ( rdn2DCEstrlen( rdn, flags, &l ) ) {
2656 return( LDAP_OTHER );
2660 case LDAP_DN_FORMAT_AD_CANONICAL:
2661 if ( rdn2ADstrlen( rdn, flags, &l ) ) {
2662 return( LDAP_OTHER );
2667 return( LDAP_INVALID_DN_SYNTAX );
2670 bv->bv_val = LDAP_MALLOC( l + 1 );
2672 switch ( LDAP_DN_FORMAT( flags ) ) {
2673 case LDAP_DN_FORMAT_LDAPV3:
2674 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2str );
2678 case LDAP_DN_FORMAT_LDAPV2:
2679 rc = rdn2str( rdn, bv->bv_val, flags, &l, strval2IA5str );
2683 case LDAP_DN_FORMAT_UFN:
2684 rc = rdn2UFNstr( rdn, bv->bv_val, flags, &l );
2688 case LDAP_DN_FORMAT_DCE:
2689 rc = rdn2DCEstr( rdn, bv->bv_val, flags, &l, 1 );
2693 case LDAP_DN_FORMAT_AD_CANONICAL:
2694 rc = rdn2ADstr( rdn, bv->bv_val, flags, &l, 1 );
2699 /* need at least one of the previous */
2700 return( LDAP_OTHER );
2704 ldap_memfree( bv->bv_val );
2705 return( LDAP_OTHER );
2708 bv->bv_len = l - back;
2709 bv->bv_val[ bv->bv_len ] = '\0';
2711 return( LDAP_SUCCESS );
2715 * Very bulk implementation; many optimizations can be performed
2716 * - a NULL dn results in an empty string ""
2719 * a) what do we do if a UTF-8 string must be converted in LDAPv2?
2720 * we must encode it in binary form ('#' + HEXPAIRs)
2721 * b) does DCE/AD support UTF-8?
2722 * no clue; don't think so.
2723 * c) what do we do when binary values must be converted in UTF/DCE/AD?
2724 * use binary encoded BER
2726 int ldap_dn2str( LDAPDN *dn, char **str, unsigned flags )
2733 rc = ldap_dn2bv( dn, &bv, flags );
2738 int ldap_dn2bv( LDAPDN *dn, struct berval *bv, unsigned flags )
2741 int rc = LDAP_OTHER;
2744 /* stringifying helpers for LDAPv3/LDAPv2 */
2745 int ( *sv2l ) ( struct berval *v, unsigned f, ber_len_t *l );
2746 int ( *sv2s ) ( struct berval *v, char *s, unsigned f, ber_len_t *l );
2753 Debug( LDAP_DEBUG_TRACE, "=> ldap_dn2bv(%u)\n%s%s", flags, "", "" );
2756 * a null dn means an empty dn string
2757 * FIXME: better raise an error?
2760 bv->bv_val = LDAP_STRDUP( "" );
2761 return( LDAP_SUCCESS );
2764 switch ( LDAP_DN_FORMAT( flags ) ) {
2765 case LDAP_DN_FORMAT_LDAPV3:
2766 sv2l = strval2strlen;
2770 case LDAP_DN_FORMAT_LDAPV2:
2771 sv2l = strval2IA5strlen;
2772 sv2s = strval2IA5str;
2775 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2777 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2779 if ( rdn2strlen( rdn, flags, &rdnl, sv2l ) ) {
2780 goto return_results;
2786 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2787 rc = LDAP_NO_MEMORY;
2791 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2793 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2795 if ( rdn2str( rdn, &bv->bv_val[ l ], flags,
2797 LDAP_FREE( bv->bv_val );
2799 goto return_results;
2807 * trim the last ',' (the allocated memory
2808 * is one byte longer than required)
2810 bv->bv_len = len - 1;
2811 bv->bv_val[ bv->bv_len ] = '\0';
2816 case LDAP_DN_FORMAT_UFN: {
2819 * FIXME: quoting from RFC 1781:
2821 To take a distinguished name, and generate a name of this format with
2822 attribute types omitted, the following steps are followed.
2824 1. If the first attribute is of type CommonName, the type may be
2827 2. If the last attribute is of type Country, the type may be
2830 3. If the last attribute is of type Country, the last
2831 Organisation attribute may have the type omitted.
2833 4. All attributes of type OrganisationalUnit may have the type
2834 omitted, unless they are after an Organisation attribute or
2835 the first attribute is of type OrganisationalUnit.
2837 * this should be the pedantic implementation.
2839 * Here the standard implementation reflects
2840 * the one historically provided by OpenLDAP
2841 * (and UMIch, I presume), with the variant
2842 * of spaces and plusses (' + ') separating
2845 * A non-standard but nice implementation could
2846 * be to turn the final "dc" attributes into a
2847 * dot-separated domain.
2849 * Other improvements could involve the use of
2850 * friendly country names and so.
2853 int leftmost_dc = -1;
2855 #endif /* DC_IN_UFN */
2857 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2859 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2861 if ( rdn2UFNstrlen( rdn, flags, &rdnl ) ) {
2862 goto return_results;
2867 if ( LDAP_DN_IS_RDN_DC( rdn ) ) {
2868 if ( leftmost_dc == -1 ) {
2874 #endif /* DC_IN_UFN */
2877 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2878 rc = LDAP_NO_MEMORY;
2883 if ( leftmost_dc == -1 ) {
2884 #endif /* DC_IN_UFN */
2885 for ( l = 0, iRDN = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2887 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2889 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2891 LDAP_FREE( bv->bv_val );
2893 goto return_results;
2899 * trim the last ', ' (the allocated memory
2900 * is two bytes longer than required)
2902 bv->bv_len = len - 2;
2903 bv->bv_val[ bv->bv_len ] = '\0';
2906 last_iRDN = iRDN - 1;
2908 for ( l = 0, iRDN = 0; iRDN < leftmost_dc; iRDN++ ) {
2910 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2912 if ( rdn2UFNstr( rdn, &bv->bv_val[ l ],
2914 LDAP_FREE( bv->bv_val );
2916 goto return_results;
2921 if ( !dn2domain( dn, bv, l, &last_iRDN ) ) {
2922 LDAP_FREE( bv->bv_val );
2924 goto return_results;
2927 /* the string is correctly terminated by dn2domain */
2929 #endif /* DC_IN_UFN */
2935 case LDAP_DN_FORMAT_DCE:
2937 for ( iRDN = 0, len = 0; dn[ 0 ][ iRDN ]; iRDN++ ) {
2939 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2941 if ( rdn2DCEstrlen( rdn, flags, &rdnl ) ) {
2942 goto return_results;
2948 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
2949 rc = LDAP_NO_MEMORY;
2953 for ( l = 0; iRDN--; ) {
2955 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2957 if ( rdn2DCEstr( rdn, &bv->bv_val[ l ], flags,
2959 LDAP_FREE( bv->bv_val );
2961 goto return_results;
2969 bv->bv_val[ bv->bv_len ] = '\0';
2974 case LDAP_DN_FORMAT_AD_CANONICAL: {
2977 * Sort of UFN for DCE DNs: a slash ('/') separated
2978 * global->local DN with no types; strictly speaking,
2979 * the naming context should be a domain, which is
2980 * written in DNS-style, e.g. dot-deparated.
2984 * "givenName=Bill+sn=Gates,ou=People,dc=microsoft,dc=com"
2988 * "microsoft.com/People/Bill,Gates"
2990 for ( iRDN = 0, len = -1; dn[ 0 ][ iRDN ]; iRDN++ ) {
2992 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
2994 if ( rdn2ADstrlen( rdn, flags, &rdnl ) ) {
2995 goto return_results;
3001 if ( ( bv->bv_val = LDAP_MALLOC( len + 1 ) ) == NULL ) {
3002 rc = LDAP_NO_MEMORY;
3007 if ( iRDN && dn2domain( dn, bv, 0, &iRDN ) ) {
3008 for ( l = bv->bv_len; iRDN >= 0 ; iRDN-- ) {
3010 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3012 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3013 flags, &rdnl, 0 ) ) {
3014 LDAP_FREE( bv->bv_val );
3016 goto return_results;
3025 * Strictly speaking, AD canonical requires
3026 * a DN to be in the form "..., dc=smtg",
3027 * i.e. terminated by a domain component
3029 if ( flags & LDAP_DN_PEDANTIC ) {
3030 LDAP_FREE( bv->bv_val );
3032 rc = LDAP_INVALID_DN_SYNTAX;
3036 for ( l = 0; iRDN >= 0 ; iRDN-- ) {
3038 LDAPRDN *rdn = dn[ 0 ][ iRDN ];
3040 if ( rdn2ADstr( rdn, &bv->bv_val[ l ],
3041 flags, &rdnl, first ) ) {
3042 LDAP_FREE( bv->bv_val );
3044 goto return_results;
3054 bv->bv_val[ bv->bv_len ] = '\0';
3061 return( LDAP_INVALID_DN_SYNTAX );
3065 Debug( LDAP_DEBUG_TRACE, "<= ldap_dn2bv(%s,%u)=%d\n", bv->bv_val, flags, rc );