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>
20 #include <ac/socket.h>
21 #include <ac/string.h>
26 #define NAME_TYPE_LDAP_RDN 0
27 #define NAME_TYPE_LDAP_DN 1
28 #define NAME_TYPE_DCE_DN 2
30 static char **explode_name( const char *name, int notypes, int is_type );
33 ldap_get_dn( LDAP *ld, LDAPMessage *entry )
38 Debug( LDAP_DEBUG_TRACE, "ldap_get_dn\n", 0, 0, 0 );
40 if ( entry == NULL ) {
41 ld->ld_errno = LDAP_PARAM_ERROR;
45 tmp = *entry->lm_ber; /* struct copy */
46 if ( ber_scanf( &tmp, "{a" /*}*/, &dn ) == LBER_ERROR ) {
47 ld->ld_errno = LDAP_DECODING_ERROR;
55 ldap_dn2ufn( LDAP_CONST char *dn )
60 Debug( LDAP_DEBUG_TRACE, "ldap_dn2ufn\n", 0, 0, 0 );
66 if ( ( p = ldap_utf8_strpbrk( dn, "=" ) ) == NULL ) {
67 return( LDAP_STRDUP( dn ) );
69 ufn = LDAP_STRDUP( ++p );
71 if( ufn == NULL ) return NULL;
76 for ( p = ufn, r = ufn; *p; LDAP_UTF8_INCR(p) ) {
81 LDAP_UTF8_COPY(r,++p);
87 if ( state == INQUOTE )
96 if ( state == OUTQUOTE )
103 if ( state == INQUOTE ) {
111 while ( !ldap_utf8_isspace( r )
112 && *r != ';' && *r != ',' && r > ufn )
118 if ( strcasecmp( r, "c" )
119 && strcasecmp( r, "o" )
120 && strcasecmp( r, "ou" )
121 && strcasecmp( r, "st" )
122 && strcasecmp( r, "l" )
123 && strcasecmp( r, "cn" ) ) {
131 LDAP_UTF8_COPY(r, p);
142 ldap_explode_dn( LDAP_CONST char *dn, int notypes )
144 Debug( LDAP_DEBUG_TRACE, "ldap_explode_dn\n", 0, 0, 0 );
146 return explode_name( dn, notypes, NAME_TYPE_LDAP_DN );
150 ldap_explode_rdn( LDAP_CONST char *rdn, int notypes )
152 Debug( LDAP_DEBUG_TRACE, "ldap_explode_rdn\n", 0, 0, 0 );
153 return explode_name( rdn, notypes, NAME_TYPE_LDAP_RDN );
157 ldap_dn2dcedn( LDAP_CONST char *dn )
159 char *dce, *q, **rdns, **p;
162 Debug( LDAP_DEBUG_TRACE, "ldap_dn2dcedn\n", 0, 0, 0 );
164 rdns = explode_name( dn, 0, NAME_TYPE_LDAP_DN );
165 if ( rdns == NULL ) {
169 for ( p = rdns; *p != NULL; p++ ) {
170 len += strlen( *p ) + 1;
173 q = dce = LDAP_MALLOC( len + 1 );
178 p--; /* get back past NULL */
180 for ( ; p != rdns; p-- ) {
195 ldap_dcedn2dn( LDAP_CONST char *dce )
197 char *dn, *q, **rdns, **p;
200 Debug( LDAP_DEBUG_TRACE, "ldap_dcedn2dn\n", 0, 0, 0 );
202 rdns = explode_name( dce, 0, NAME_TYPE_DCE_DN );
203 if ( rdns == NULL ) {
209 for ( p = rdns; *p != NULL; p++ ) {
210 len += strlen( *p ) + 1;
213 q = dn = LDAP_MALLOC( len );
220 for ( ; p != rdns; p-- ) {
228 /* the name was fully qualified, thus the most-significant
229 * RDN was empty. trash the last comma */
233 /* the name was relative. copy the most significant RDN */
241 explode_name( const char *name, int notypes, int is_type )
243 const char *p, *q, *rdn;
245 int offset, state, have_equals, count = 0, endquote, len;
248 if(name == NULL) name = "";
250 /* skip leading whitespace */
251 while( ldap_utf8_isspace( name )) {
252 LDAP_UTF8_INCR( name );
267 if ( p[1] != '\0' ) {
268 offset = LDAP_UTF8_OFFSET(++p);
272 if ( state == INQUOTE )
278 if( state == OUTQUOTE ) have_equals++;
281 if (is_type == NAME_TYPE_LDAP_RDN)
285 if (is_type == NAME_TYPE_DCE_DN)
290 if (is_type == NAME_TYPE_LDAP_DN)
295 if ( state == OUTQUOTE ) {
299 if ( parts == NULL ) {
300 if (( parts = (char **)LDAP_MALLOC( 8
301 * sizeof( char *))) == NULL )
303 } else if ( count >= 8 ) {
304 if (( parts = (char **)LDAP_REALLOC( parts,
305 (count+1) * sizeof( char *)))
310 parts[ count ] = NULL;
314 for ( q = rdn; q < p && *q != '='; ++q ) {
326 if ( p[-1] == '"' ) {
334 if (( parts[ count-1 ] = (char *)LDAP_CALLOC( 1,
337 AC_MEMCPY( parts[ count-1 ], rdn, len );
340 /* skip trailing spaces */
341 while( len > 0 && ldap_utf8_isspace(
342 &parts[count-1][len-1] ) )
348 parts[ count-1 ][ len ] = '\0';
352 * Don't forget to increment 'p' back to where
353 * it should be. If we don't, then we will
354 * never get past an "end quote."
359 rdn = *p ? &p[1] : p;
360 while ( ldap_utf8_isspace( rdn ) )