]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/dn.c
plug leaks
[openldap] / servers / slapd / dn.c
index 5ac362d1edecc6c2c9dccfd2b1bf058dc25df570..7effba1534808bad1945ca07ea6d61a21de3f780 100644 (file)
@@ -2,7 +2,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 1998-2004 The OpenLDAP Foundation.
+ * Copyright 1998-2006 The OpenLDAP Foundation.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -34,7 +34,6 @@
 #include <ac/time.h>
 
 #include "slap.h"
-#include "ldap_pvt.h" /* must be after slap.h, to get ldap_bv2dn_x() & co */
 #include "lutil.h"
 
 /*
@@ -60,21 +59,26 @@ LDAPRDN_validate( LDAPRDN rdn )
        int             iAVA;
        int             rc;
 
-       assert( rdn );
+       assert( rdn != NULL );
 
        for ( iAVA = 0; rdn[ iAVA ]; iAVA++ ) {
                LDAPAVA                 *ava = rdn[ iAVA ];
                AttributeDescription    *ad;
                slap_syntax_validate_func *validate = NULL;
 
-               assert( ava );
+               assert( ava != NULL );
                
                if ( ( ad = AVA_PRIVATE( ava ) ) == NULL ) {
                        const char      *text = NULL;
 
                        rc = slap_bv2ad( &ava->la_attr, &ad, &text );
                        if ( rc != LDAP_SUCCESS ) {
-                               return LDAP_INVALID_SYNTAX;
+                               rc = slap_bv2undef_ad( &ava->la_attr,
+                                       &ad, &text,
+                                       SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
+                               if ( rc != LDAP_SUCCESS ) {
+                                       return LDAP_INVALID_SYNTAX;
+                               }
                        }
 
                        ava->la_private = ( void * )ad;
@@ -99,6 +103,8 @@ LDAPRDN_validate( LDAPRDN rdn )
                        }
                }
        }
+
+       return LDAP_SUCCESS;
 }
 
 /*
@@ -111,27 +117,32 @@ LDAPDN_validate( LDAPDN dn )
        int             iRDN;
        int             rc;
 
-       assert( dn );
+       assert( dn != NULL );
 
        for ( iRDN = 0; dn[ iRDN ]; iRDN++ ) {
                LDAPRDN         rdn = dn[ iRDN ];
                int             iAVA;
 
-               assert( rdn );
+               assert( rdn != NULL );
 
                for ( iAVA = 0; rdn[ iAVA ]; iAVA++ ) {
                        LDAPAVA                 *ava = rdn[ iAVA ];
                        AttributeDescription    *ad;
                        slap_syntax_validate_func *validate = NULL;
 
-                       assert( ava );
+                       assert( ava != NULL );
                        
                        if ( ( ad = AVA_PRIVATE( ava ) ) == NULL ) {
                                const char      *text = NULL;
 
                                rc = slap_bv2ad( &ava->la_attr, &ad, &text );
                                if ( rc != LDAP_SUCCESS ) {
-                                       return LDAP_INVALID_SYNTAX;
+                                       rc = slap_bv2undef_ad( &ava->la_attr,
+                                               &ad, &text,
+                                               SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
+                                       if ( rc != LDAP_SUCCESS ) {
+                                               return LDAP_INVALID_SYNTAX;
+                                       }
                                }
 
                                ava->la_private = ( void * )ad;
@@ -172,7 +183,7 @@ dnValidate(
        int             rc;
        LDAPDN          dn = NULL;
 
-       assert( in );
+       assert( in != NULL );
 
        if ( in->bv_len == 0 ) {
                return LDAP_SUCCESS;
@@ -207,11 +218,10 @@ rdnValidate(
        struct berval *in )
 {
        int             rc;
-       LDAPDN          dn = NULL;
        LDAPRDN         rdn;
        char*           p;
 
-       assert( in );
+       assert( in != NULL );
        if ( in->bv_len == 0 ) {
                return LDAP_SUCCESS;
 
@@ -261,14 +271,14 @@ AVA_Sort( LDAPRDN rdn, int iAVA )
        int             i;
        LDAPAVA         *ava_in = rdn[ iAVA ];
 
-       assert( rdn );
-       assert( ava_in );
+       assert( rdn != NULL );
+       assert( ava_in != NULL );
        
        for ( i = 0; i < iAVA; i++ ) {
                LDAPAVA         *ava = rdn[ i ];
                int             a, j;
 
-               assert( ava );
+               assert( ava != NULL );
 
                a = strcmp( ava_in->la_attr.bv_val, ava->la_attr.bv_val );
 
@@ -337,14 +347,19 @@ LDAPRDN_rewrite( LDAPRDN rdn, unsigned flags, void *ctx )
                struct berval           bv = BER_BVNULL;
                int                     do_sort = 0;
 
-               assert( ava );
+               assert( ava != NULL );
 
                if ( ( ad = AVA_PRIVATE( ava ) ) == NULL ) {
                        const char      *text = NULL;
 
                        rc = slap_bv2ad( &ava->la_attr, &ad, &text );
                        if ( rc != LDAP_SUCCESS ) {
-                               return LDAP_INVALID_SYNTAX;
+                               rc = slap_bv2undef_ad( &ava->la_attr,
+                                       &ad, &text,
+                                       SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
+                               if ( rc != LDAP_SUCCESS ) {
+                                       return LDAP_INVALID_SYNTAX;
+                               }
                        }
                        
                        ava->la_private = ( void * )ad;
@@ -371,7 +386,9 @@ LDAPRDN_rewrite( LDAPRDN rdn, unsigned flags, void *ctx )
                } else { /* normalization */
                        validf = ad->ad_type->sat_syntax->ssyn_validate;
                        mr = ad->ad_type->sat_equality;
-                       if( mr ) normf = mr->smr_normalize;
+                       if( mr && (!( mr->smr_usage & SLAP_MR_MUTATION_NORMALIZER ))) {
+                               normf = mr->smr_normalize;
+                       }
                }
 
                if ( validf ) {
@@ -444,13 +461,13 @@ LDAPDN_rewrite( LDAPDN dn, unsigned flags, void *ctx )
        int             iRDN;
        int             rc;
 
-       assert( dn );
+       assert( dn != NULL );
 
        for ( iRDN = 0; dn[ iRDN ]; iRDN++ ) {
                LDAPRDN         rdn = dn[ iRDN ];
                int             iAVA;
 
-               assert( rdn );
+               assert( rdn != NULL );
 
                for ( iAVA = 0; rdn[ iAVA ]; iAVA++ ) {
                        LDAPAVA                 *ava = rdn[ iAVA ];
@@ -462,14 +479,19 @@ LDAPDN_rewrite( LDAPDN dn, unsigned flags, void *ctx )
                        struct berval           bv = BER_BVNULL;
                        int                     do_sort = 0;
 
-                       assert( ava );
+                       assert( ava != NULL );
 
                        if ( ( ad = AVA_PRIVATE( ava ) ) == NULL ) {
                                const char      *text = NULL;
 
                                rc = slap_bv2ad( &ava->la_attr, &ad, &text );
                                if ( rc != LDAP_SUCCESS ) {
-                                       return LDAP_INVALID_SYNTAX;
+                                       rc = slap_bv2undef_ad( &ava->la_attr,
+                                               &ad, &text,
+                                               SLAP_AD_PROXIED|SLAP_AD_NOINSERT );
+                                       if ( rc != LDAP_SUCCESS ) {
+                                               return LDAP_INVALID_SYNTAX;
+                                       }
                                }
                                
                                ava->la_private = ( void * )ad;
@@ -496,7 +518,9 @@ LDAPDN_rewrite( LDAPDN dn, unsigned flags, void *ctx )
                        } else { /* normalization */
                                validf = ad->ad_type->sat_syntax->ssyn_validate;
                                mr = ad->ad_type->sat_equality;
-                               if( mr ) normf = mr->smr_normalize;
+                               if( mr && (!( mr->smr_usage & SLAP_MR_MUTATION_NORMALIZER ))) {
+                                       normf = mr->smr_normalize;
+                               }
                        }
 
                        if ( validf ) {
@@ -570,8 +594,8 @@ dnNormalize(
     struct berval *out,
     void *ctx)
 {
-       assert( val );
-       assert( out );
+       assert( val != NULL );
+       assert( out != NULL );
 
        Debug( LDAP_DEBUG_TRACE, ">>> dnNormalize: <%s>\n", val->bv_val, 0, 0 );
 
@@ -626,8 +650,8 @@ rdnNormalize(
     struct berval *out,
     void *ctx)
 {
-       assert( val );
-       assert( out );
+       assert( val != NULL );
+       assert( out != NULL );
 
        Debug( LDAP_DEBUG_TRACE, ">>> dnNormalize: <%s>\n", val->bv_val, 0, 0 );
        if ( val->bv_len != 0 ) {
@@ -682,14 +706,10 @@ dnPretty(
        struct berval *out,
        void *ctx)
 {
-       assert( val );
-       assert( out );
+       assert( val != NULL );
+       assert( out != NULL );
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ARGS, ">>> dnPretty: <%s>\n", val->bv_val, 0, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, ">>> dnPretty: <%s>\n", val->bv_val, 0, 0 );
-#endif
 
        if ( val->bv_len == 0 ) {
                ber_dupbv_x( out, val, ctx );
@@ -731,11 +751,7 @@ dnPretty(
                }
        }
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ARGS, "<<< dnPretty: <%s>\n", out->bv_val, 0, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, "<<< dnPretty: <%s>\n", out->bv_val, 0, 0 );
-#endif
 
        return LDAP_SUCCESS;
 }
@@ -747,14 +763,10 @@ rdnPretty(
        struct berval *out,
        void *ctx)
 {
-       assert( val );
-       assert( out );
+       assert( val != NULL );
+       assert( out != NULL );
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ARGS, ">>> dnPretty: <%s>\n", val->bv_val, 0, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, ">>> dnPretty: <%s>\n", val->bv_val, 0, 0 );
-#endif
 
        if ( val->bv_len == 0 ) {
                ber_dupbv_x( out, val, ctx );
@@ -798,11 +810,7 @@ rdnPretty(
                }
        }
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ARGS, "<<< dnPretty: <%s>\n", out->bv_val, 0, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, "<<< dnPretty: <%s>\n", out->bv_val, 0, 0 );
-#endif
 
        return LDAP_SUCCESS;
 }
@@ -816,18 +824,12 @@ dnPrettyNormalDN(
        int flags,
        void *ctx )
 {
-       assert( val );
-       assert( dn );
+       assert( val != NULL );
+       assert( dn != NULL );
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( OPERATION, ARGS, ">>> dn%sDN: <%s>\n", 
-                       flags == SLAP_LDAPDN_PRETTY ? "Pretty" : "Normal", 
-                       val->bv_val, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, ">>> dn%sDN: <%s>\n", 
                        flags == SLAP_LDAPDN_PRETTY ? "Pretty" : "Normal", 
                        val->bv_val, 0 );
-#endif
 
        if ( val->bv_len == 0 ) {
                return LDAP_SUCCESS;
@@ -874,15 +876,11 @@ dnPrettyNormal(
        struct berval *normal,
        void *ctx)
 {
-#ifdef NEW_LOGGING
-       LDAP_LOG ( OPERATION, ENTRY, ">>> dnPrettyNormal: <%s>\n", val->bv_val, 0, 0 );
-#else
        Debug( LDAP_DEBUG_TRACE, ">>> dnPrettyNormal: <%s>\n", val->bv_val, 0, 0 );
-#endif
 
-       assert( val );
-       assert( pretty );
-       assert( normal );
+       assert( val != NULL );
+       assert( pretty != NULL );
+       assert( normal != NULL );
 
        if ( val->bv_len == 0 ) {
                ber_dupbv_x( pretty, val, ctx );
@@ -945,13 +943,8 @@ dnPrettyNormal(
                }
        }
 
-#ifdef NEW_LOGGING
-       LDAP_LOG (OPERATION, RESULTS, "<<< dnPrettyNormal: <%s>, <%s>\n",
-               pretty->bv_val, normal->bv_val, 0  );
-#else
        Debug( LDAP_DEBUG_TRACE, "<<< dnPrettyNormal: <%s>, <%s>\n",
                pretty->bv_val, normal->bv_val, 0 );
-#endif
 
        return LDAP_SUCCESS;
 }
@@ -971,9 +964,11 @@ dnMatch(
        int match;
        struct berval *asserted = (struct berval *) assertedValue;
 
-       assert( matchp );
-       assert( value );
-       assert( assertedValue );
+       assert( matchp != NULL );
+       assert( value != NULL );
+       assert( assertedValue != NULL );
+       assert( !BER_BVISNULL( value ) );
+       assert( !BER_BVISNULL( asserted ) );
        
        match = value->bv_len - asserted->bv_len;
 
@@ -982,16 +977,113 @@ dnMatch(
                                value->bv_len );
        }
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( CONFIG, ENTRY, "dnMatch: %d\n    %s\n    %s\n", 
-               match, value->bv_val, asserted->bv_val  );
-#else
        Debug( LDAP_DEBUG_ARGS, "dnMatch %d\n\t\"%s\"\n\t\"%s\"\n",
                match, value->bv_val, asserted->bv_val );
-#endif
 
        *matchp = match;
-       return( LDAP_SUCCESS );
+       return LDAP_SUCCESS;
+}
+
+/*
+ * dnRelativeMatch routine
+ */
+int
+dnRelativeMatch(
+       int *matchp,
+       slap_mask_t flags,
+       Syntax *syntax,
+       MatchingRule *mr,
+       struct berval *value,
+       void *assertedValue )
+{
+       int match;
+       struct berval *asserted = (struct berval *) assertedValue;
+
+       assert( matchp != NULL );
+       assert( value != NULL );
+       assert( assertedValue != NULL );
+       assert( !BER_BVISNULL( value ) );
+       assert( !BER_BVISNULL( asserted ) );
+
+       if( mr == slap_schema.si_mr_dnSubtreeMatch ) {
+               if( asserted->bv_len > value->bv_len ) {
+                       match = -1;
+               } else if ( asserted->bv_len == value->bv_len ) {
+                       match = memcmp( value->bv_val, asserted->bv_val, 
+                               value->bv_len );
+               } else {
+                       if( DN_SEPARATOR(
+                               value->bv_val[value->bv_len - asserted->bv_len - 1] ))
+                       {
+                               match = memcmp(
+                                       &value->bv_val[value->bv_len - asserted->bv_len],
+                                       asserted->bv_val, 
+                                       asserted->bv_len );
+                       } else {
+                               match = 1;
+                       }
+               }
+
+               *matchp = match;
+               return LDAP_SUCCESS;
+       }
+
+       if( mr == slap_schema.si_mr_dnSuperiorMatch ) {
+               asserted = value;
+               value = (struct berval *) assertedValue;
+               mr = slap_schema.si_mr_dnSubordinateMatch;
+       }
+
+       if( mr == slap_schema.si_mr_dnSubordinateMatch ) {
+               if( asserted->bv_len >= value->bv_len ) {
+                       match = -1;
+               } else {
+                       if( DN_SEPARATOR(
+                               value->bv_val[value->bv_len - asserted->bv_len - 1] ))
+                       {
+                               match = memcmp(
+                                       &value->bv_val[value->bv_len - asserted->bv_len],
+                                       asserted->bv_val, 
+                                       asserted->bv_len );
+                       } else {
+                               match = 1;
+                       }
+               }
+
+               *matchp = match;
+               return LDAP_SUCCESS;
+       }
+
+       if( mr == slap_schema.si_mr_dnOneLevelMatch ) {
+               if( asserted->bv_len >= value->bv_len ) {
+                       match = -1;
+               } else {
+                       if( DN_SEPARATOR(
+                               value->bv_val[value->bv_len - asserted->bv_len - 1] ))
+                       {
+                               match = memcmp(
+                                       &value->bv_val[value->bv_len - asserted->bv_len],
+                                       asserted->bv_val, 
+                                       asserted->bv_len );
+
+                               if( !match ) {
+                                       struct berval rdn;
+                                       rdn.bv_val = value->bv_val;
+                                       rdn.bv_len = value->bv_len - asserted->bv_len - 1;
+                                       match = dnIsOneLevelRDN( &rdn ) ? 0 : 1;
+                               }
+                       } else {
+                               match = 1;
+                       }
+               }
+
+               *matchp = match;
+               return LDAP_SUCCESS;
+       }
+
+       /* should not be reachable */
+       assert( 0 );
+       return LDAP_OTHER;
 }
 
 int
@@ -1006,9 +1098,9 @@ rdnMatch(
        int match;
        struct berval *asserted = (struct berval *) assertedValue;
 
-       assert( matchp );
-       assert( value );
-       assert( assertedValue );
+       assert( matchp != NULL );
+       assert( value != NULL );
+       assert( assertedValue != NULL );
        
        match = value->bv_len - asserted->bv_len;
 
@@ -1017,16 +1109,11 @@ rdnMatch(
                                value->bv_len );
        }
 
-#ifdef NEW_LOGGING
-       LDAP_LOG( CONFIG, ENTRY, "dnMatch: %d\n    %s\n    %s\n", 
-               match, value->bv_val, asserted->bv_val  );
-#else
-       Debug( LDAP_DEBUG_ARGS, "dnMatch %d\n\t\"%s\"\n\t\"%s\"\n",
+       Debug( LDAP_DEBUG_ARGS, "rdnMatch %d\n\t\"%s\"\n\t\"%s\"\n",
                match, value->bv_val, asserted->bv_val );
-#endif
 
        *matchp = match;
-       return( LDAP_SUCCESS );
+       return LDAP_SUCCESS;
 }
 
 
@@ -1034,6 +1121,10 @@ rdnMatch(
  * dnParent - dn's parent, in-place
  * note: the incoming dn is assumed to be normalized/prettyfied,
  * so that escaped rdn/ava separators are in '\'+hexpair form
+ *
+ * note: "dn" and "pdn" can point to the same berval;
+ * beware that, in this case, the pointer to the original buffer
+ * will get lost.
  */
 void
 dnParent( 
@@ -1042,7 +1133,7 @@ dnParent(
 {
        char    *p;
 
-       p = strchr( dn->bv_val, ',' );
+       p = ber_bvchr( dn, ',' );
 
        /* one-level dn */
        if ( p == NULL ) {
@@ -1055,8 +1146,35 @@ dnParent(
        p++;
 
        assert( ATTR_LEADCHAR( p[ 0 ] ) );
-       pdn->bv_val = p;
        pdn->bv_len = dn->bv_len - (p - dn->bv_val);
+       pdn->bv_val = p;
+
+       return;
+}
+
+/*
+ * dnRdn - dn's rdn, in-place
+ * note: the incoming dn is assumed to be normalized/prettyfied,
+ * so that escaped rdn/ava separators are in '\'+hexpair form
+ */
+void
+dnRdn( 
+       struct berval   *dn, 
+       struct berval   *rdn )
+{
+       char    *p;
+
+       *rdn = *dn;
+       p = ber_bvchr( dn, ',' );
+
+       /* one-level dn */
+       if ( p == NULL ) {
+               return;
+       }
+
+       assert( DN_SEPARATOR( p[ 0 ] ) );
+       assert( ATTR_LEADCHAR( p[ 1 ] ) );
+       rdn->bv_len = p - dn->bv_val;
 
        return;
 }
@@ -1071,8 +1189,8 @@ dnExtractRdn(
        const char      *p;
        int             rc;
 
-       assert( dn );
-       assert( rdn );
+       assert( dn != NULL );
+       assert( rdn != NULL );
 
        if( dn->bv_len == 0 ) {
                return LDAP_OTHER;
@@ -1083,27 +1201,24 @@ dnExtractRdn(
                return rc;
        }
 
-       rc = ldap_rdn2bv_x( tmpRDN, rdn, LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY, ctx );
+       rc = ldap_rdn2bv_x( tmpRDN, rdn, LDAP_DN_FORMAT_LDAPV3 | LDAP_DN_PRETTY,
+               ctx );
 
        ldap_rdnfree_x( tmpRDN, ctx );
-       if ( rc != LDAP_SUCCESS ) {
-               return rc;
-       }
-
-       return LDAP_SUCCESS;
+       return rc;
 }
 
 /*
  * We can assume the input is a prettied or normalized DN
  */
-int 
+ber_len_t
 dn_rdnlen(
        Backend         *be,
        struct berval   *dn_in )
 {
        const char      *p;
 
-       assert( dn_in );
+       assert( dn_in != NULL );
 
        if ( dn_in == NULL ) {
                return 0;
@@ -1117,7 +1232,7 @@ dn_rdnlen(
                return 0;
        }
 
-       p = strchr( dn_in->bv_val, ',' );
+       p = ber_bvchr( dn_in, ',' );
 
        return p ? p - dn_in->bv_val : dn_in->bv_len;
 }
@@ -1141,7 +1256,7 @@ rdn_validate( struct berval *rdn )
        {
                return LDAP_INVALID_SYNTAX;
        }
-       return strchr( rdn->bv_val, ',' ) == NULL
+       return ber_bvchr( rdn, ',' ) == NULL
                ? LDAP_SUCCESS : LDAP_INVALID_SYNTAX;
 
 #else
@@ -1204,14 +1319,14 @@ build_new_dn( struct berval * new_dn,
        char *ptr;
 
        if ( parent_dn == NULL || parent_dn->bv_len == 0 ) {
-               ber_dupbv( new_dn, newrdn );
+               ber_dupbv_x( new_dn, newrdn, memctx );
                return;
        }
 
        new_dn->bv_len = parent_dn->bv_len + newrdn->bv_len + 1;
        new_dn->bv_val = (char *) slap_sl_malloc( new_dn->bv_len + 1, memctx );
 
-       ptr = lutil_strcopy( new_dn->bv_val, newrdn->bv_val );
+       ptr = lutil_strncopy( new_dn->bv_val, newrdn->bv_val, newrdn->bv_len );
        *ptr++ = ',';
        strcpy( ptr, parent_dn->bv_val );
 }
@@ -1228,8 +1343,8 @@ dnIsSuffix(
 {
        int     d = dn->bv_len - suffix->bv_len;
 
-       assert( dn );
-       assert( suffix );
+       assert( dn != NULL );
+       assert( suffix != NULL );
 
        /* empty suffix matches any dn */
        if ( suffix->bv_len == 0 ) {
@@ -1255,6 +1370,35 @@ dnIsSuffix(
        return( strcmp( dn->bv_val + d, suffix->bv_val ) == 0 );
 }
 
+int
+dnIsOneLevelRDN( struct berval *rdn )
+{
+       ber_len_t       len = rdn->bv_len;
+       for ( ; len--; ) {
+               if ( DN_SEPARATOR( rdn->bv_val[ len ] ) ) {
+                       return 0;
+               }
+       }
+
+       return 1;
+}
+
+#ifdef HAVE_TLS
+static SLAP_CERT_MAP_FN *DNX509PeerNormalizeCertMap = NULL;
+#endif
+
+int register_certificate_map_function(SLAP_CERT_MAP_FN *fn)
+{
+#ifdef HAVE_TLS
+       if ( DNX509PeerNormalizeCertMap == NULL ) {
+               DNX509PeerNormalizeCertMap = fn;
+               return 0;
+       }
+#endif
+
+       return -1;
+}
+
 #ifdef HAVE_TLS
 /*
  * Convert an X.509 DN into a normalized LDAP DN
@@ -1277,8 +1421,16 @@ dnX509normalize( void *x509_name, struct berval *out )
 int
 dnX509peerNormalize( void *ssl, struct berval *dn )
 {
+       int rc = LDAP_INVALID_CREDENTIALS;
 
-       return ldap_pvt_tls_get_peer_dn( ssl, dn,
-               (LDAPDN_rewrite_dummy *)LDAPDN_rewrite, 0 );
+       if ( DNX509PeerNormalizeCertMap != NULL )
+               rc = (*DNX509PeerNormalizeCertMap)( ssl, dn );
+
+       if ( rc != LDAP_SUCCESS ) {
+               rc = ldap_pvt_tls_get_peer_dn( ssl, dn,
+                       (LDAPDN_rewrite_dummy *)LDAPDN_rewrite, 0 );
+       }
+
+       return rc;
 }
 #endif