]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/modify.c
updated certificateExactMatch support,
[openldap] / servers / slapd / modify.c
index 03c4c05537525b52561609dd6315a1181f603716..1405ca9c7201c0d5aca34333748160195efa7ff7 100644 (file)
@@ -16,7 +16,6 @@
  */
 
 #include "portable.h"
-#include "slapi_common.h"
 
 #include <stdio.h>
 
 #include <ac/string.h>
 #include <ac/time.h>
 
-#include "lutil.h"
-
 #include "ldap_pvt.h"
 #include "slap.h"
+#ifdef LDAP_SLAPI
 #include "slapi.h"
+#endif
+#include "lutil.h"
 
-#ifdef LDAP_SLAPI
-static LDAPMod **Modifications2LDAPMods (Modifications **modlist);
-static Modifications *LDAPMods2Modifications (LDAPMod **mods);
-static void FreeLDAPMods (LDAPMod **mods);
-#endif /* LDAP_SLAPI */
 
 int
 do_modify(
-    Connection *conn,
-    Operation  *op )
+    Operation  *op,
+    SlapReply  *rs )
 {
        struct berval dn = { 0, NULL };
-       struct berval pdn = { 0, NULL };
-       struct berval ndn = { 0, NULL };
        char            *last;
        ber_tag_t       tag;
        ber_len_t       len;
        Modifications   *modlist = NULL;
        Modifications   **modtail = &modlist;
-#ifdef LDAP_SLAPI
-       LDAPMod         **modv = NULL;
-#endif
 #ifdef LDAP_DEBUG
        Modifications *tmp;
 #endif
-       Backend         *be;
-       int rc;
-       const char      *text;
-       int manageDSAit;
+#ifdef LDAP_SLAPI
+       LDAPMod         **modv = NULL;
        Slapi_PBlock *pb = op->o_pb;
+#endif
+       int manageDSAit;
 
 #ifdef NEW_LOGGING
        LDAP_LOG( OPERATION, ENTRY, "do_modify: enter\n", 0, 0, 0 );
@@ -93,8 +83,7 @@ do_modify(
                Debug( LDAP_DEBUG_ANY, "do_modify: ber_scanf failed\n", 0, 0, 0 );
 #endif
 
-               send_ldap_disconnect( conn, op,
-                       LDAP_PROTOCOL_ERROR, "decoding error" );
+               send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
                return SLAPD_DISCONNECT;
        }
 
@@ -114,28 +103,29 @@ do_modify(
                ber_int_t mop;
                Modifications tmp, *mod;
 
+               tmp.sml_nvalues = NULL;
 
                if ( ber_scanf( op->o_ber, "{i{m[W]}}", &mop,
-                   &tmp.sml_type, &tmp.sml_bvalues )
+                   &tmp.sml_type, &tmp.sml_values )
                    == LBER_ERROR )
                {
-                       send_ldap_disconnect( conn, op,
-                               LDAP_PROTOCOL_ERROR, "decoding modlist error" );
-                       rc = SLAPD_DISCONNECT;
+                       send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding modlist error" );
+                       rs->sr_err = SLAPD_DISCONNECT;
                        goto cleanup;
                }
 
                mod = (Modifications *) ch_malloc( sizeof(Modifications) );
                mod->sml_op = mop;
                mod->sml_type = tmp.sml_type;
-               mod->sml_bvalues = tmp.sml_bvalues;
+               mod->sml_values = tmp.sml_values;
+               mod->sml_nvalues = NULL;
                mod->sml_desc = NULL;
                mod->sml_next = NULL;
                *modtail = mod;
 
                switch( mop ) {
                case LDAP_MOD_ADD:
-                       if ( mod->sml_bvalues == NULL ) {
+                       if ( mod->sml_values == NULL ) {
 #ifdef NEW_LOGGING
                                LDAP_LOG( OPERATION, ERR, 
                                        "do_modify: modify/add operation (%ld) requires values\n",
@@ -146,10 +136,8 @@ do_modify(
                                        (long) mop, 0, 0 );
 #endif
 
-                               send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR,
-                                       NULL, "modify/add operation requires values",
-                                       NULL, NULL );
-                               rc = LDAP_PROTOCOL_ERROR;
+                               send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
+                                       "modify/add operation requires values" );
                                goto cleanup;
                        }
 
@@ -162,16 +150,16 @@ do_modify(
                default: {
 #ifdef NEW_LOGGING
                                LDAP_LOG( OPERATION, ERR, 
-                                       "do_modify: invalid modify operation (%ld)\n", (long)mop, 0, 0 );
+                                       "do_modify: invalid modify operation (%ld)\n",
+                                       (long)mop, 0, 0 );
 #else
                                Debug( LDAP_DEBUG_ANY,
                                        "do_modify: invalid modify operation (%ld)\n",
                                        (long) mop, 0, 0 );
 #endif
 
-                               send_ldap_result( conn, op, LDAP_PROTOCOL_ERROR,
-                                       NULL, "unrecognized modify operation", NULL, NULL );
-                               rc = LDAP_PROTOCOL_ERROR;
+                               send_ldap_error( op, rs, LDAP_PROTOCOL_ERROR,
+                                       "unrecognized modify operation" );
                                goto cleanup;
                        }
                }
@@ -180,7 +168,7 @@ do_modify(
        }
        *modtail = NULL;
 
-       if( (rc = get_ctrls( conn, op, 1 )) != LDAP_SUCCESS ) {
+       if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
 #ifdef NEW_LOGGING
                LDAP_LOG( OPERATION, ERR, "do_modify: get_ctrls failed\n", 0, 0, 0 );
 #else
@@ -190,21 +178,21 @@ do_modify(
                goto cleanup;
        }
 
-       rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn );
-       if( rc != LDAP_SUCCESS ) {
+       rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
+               op->o_tmpmemctx );
+       if( rs->sr_err != LDAP_SUCCESS ) {
 #ifdef NEW_LOGGING
                LDAP_LOG( OPERATION, INFO, "do_modify: conn %d  invalid dn (%s)\n",
-                       conn->c_connid, dn.bv_val, 0 );
+                       op->o_connid, dn.bv_val, 0 );
 #else
                Debug( LDAP_DEBUG_ANY,
                        "do_modify: invalid dn (%s)\n", dn.bv_val, 0, 0 );
 #endif
-               send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
-                   "invalid DN", NULL, NULL );
+               send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
                goto cleanup;
        }
 
-       if( ndn.bv_len == 0 ) {
+       if( op->o_req_ndn.bv_len == 0 ) {
 #ifdef NEW_LOGGING
                LDAP_LOG( OPERATION, ERR, 
                        "do_modify: attempt to modify root DSE.\n",0, 0, 0 );
@@ -212,11 +200,11 @@ do_modify(
                Debug( LDAP_DEBUG_ANY, "do_modify: root dse!\n", 0, 0, 0 );
 #endif
 
-               send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
-                       NULL, "modify upon the root DSE not supported", NULL, NULL );
+               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+                       "modify upon the root DSE not supported" );
                goto cleanup;
 
-       } else if ( bvmatch( &ndn, &global_schemandn ) ) {
+       } else if ( bvmatch( &op->o_req_ndn, &global_schemandn ) ) {
 #ifdef NEW_LOGGING
                LDAP_LOG( OPERATION, ERR,
                        "do_modify: attempt to modify subschema subentry.\n" , 0, 0, 0  );
@@ -224,9 +212,8 @@ do_modify(
                Debug( LDAP_DEBUG_ANY, "do_modify: subschema subentry!\n", 0, 0, 0 );
 #endif
 
-               send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
-                       NULL, "modification of subschema subentry not supported",
-                       NULL, NULL );
+               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+                       "modification of subschema subentry not supported" );
                goto cleanup;
        }
 
@@ -244,11 +231,11 @@ do_modify(
                        "add" : (tmp->sml_op == LDAP_MOD_DELETE ?
                        "delete" : "replace"), tmp->sml_type.bv_val, 0 );
 
-               if ( tmp->sml_bvalues == NULL ) {
+               if ( tmp->sml_values == NULL ) {
                        LDAP_LOG( OPERATION, DETAIL1, "\t\tno values", 0, 0, 0 );
-               } else if ( tmp->sml_bvalues[0].bv_val == NULL ) {
+               } else if ( tmp->sml_values[0].bv_val == NULL ) {
                        LDAP_LOG( OPERATION, DETAIL1, "\t\tzero values", 0, 0, 0 );
-               } else if ( tmp->sml_bvalues[1].bv_val == NULL ) {
+               } else if ( tmp->sml_values[1].bv_val == NULL ) {
                        LDAP_LOG( OPERATION, DETAIL1, "\t\tone value", 0, 0, 0 );
                } else {
                        LDAP_LOG( OPERATION, DETAIL1, "\t\tmultiple values", 0, 0, 0 );
@@ -260,22 +247,21 @@ do_modify(
                                ? "add" : (tmp->sml_op == LDAP_MOD_DELETE
                                        ? "delete" : "replace"), tmp->sml_type.bv_val, 0 );
 
-               if ( tmp->sml_bvalues == NULL ) {
+               if ( tmp->sml_values == NULL ) {
                        Debug( LDAP_DEBUG_ARGS, "%s\n",
                           "\t\tno values", NULL, NULL );
-               } else if ( tmp->sml_bvalues[0].bv_val == NULL ) {
+               } else if ( tmp->sml_values[0].bv_val == NULL ) {
                        Debug( LDAP_DEBUG_ARGS, "%s\n",
                           "\t\tzero values", NULL, NULL );
-               } else if ( tmp->sml_bvalues[1].bv_val == NULL ) {
+               } else if ( tmp->sml_values[1].bv_val == NULL ) {
                        Debug( LDAP_DEBUG_ARGS, "%s, length %ld\n",
-                          "\t\tone value", (long) tmp->sml_bvalues[0].bv_len, NULL );
+                          "\t\tone value", (long) tmp->sml_values[0].bv_len, NULL );
                } else {
                        Debug( LDAP_DEBUG_ARGS, "%s\n",
                           "\t\tmultiple values", NULL, NULL );
                }
 #endif
        }
-#endif
 
        if ( StatslogTest( LDAP_DEBUG_STATS ) ) {
                char abuf[BUFSIZ/2], *ptr = abuf;
@@ -303,6 +289,7 @@ do_modify(
                                op->o_connid, op->o_opid, abuf, 0, 0 );
                }
        }
+#endif /* LDAP_DEBUG */
 
        manageDSAit = get_manageDSAit( op );
 
@@ -311,45 +298,44 @@ do_modify(
         * appropriate one, or send a referral to our "referral server"
         * if we don't hold it.
         */
-       if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) {
-               BerVarray ref = referral_rewrite( default_referral,
-                       NULL, &pdn, LDAP_SCOPE_DEFAULT );
+       op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 0 );
+       if ( op->o_bd == NULL ) {
+               rs->sr_ref = referral_rewrite( default_referral,
+                       NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
+               if (!rs->sr_ref) rs->sr_ref = default_referral;
 
-               send_ldap_result( conn, op, rc = LDAP_REFERRAL,
-                       NULL, NULL, ref ? ref : default_referral, NULL );
+               if (rs->sr_ref != NULL ) {
+                       rs->sr_err = LDAP_REFERRAL;
+                       send_ldap_result( op, rs );
 
-               ber_bvarray_free( ref );
+                       if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
+               } else {
+                       send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+                                       "referral missing" );
+               }
                goto cleanup;
        }
 
        /* check restrictions */
-       rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
-       if( rc != LDAP_SUCCESS ) {
-               send_ldap_result( conn, op, rc,
-                       NULL, text, NULL, NULL );
+       if( backend_check_restrictions( op, rs, NULL ) != LDAP_SUCCESS ) {
+               send_ldap_result( op, rs );
                goto cleanup;
        }
 
        /* check for referrals */
-       rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
-       if ( rc != LDAP_SUCCESS ) {
+       if( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
                goto cleanup;
        }
 
-       /* deref suffix alias if appropriate */
-       suffix_alias( be, &ndn );
-
 #if defined( LDAP_SLAPI )
-       slapi_x_backend_set_pb( pb, be );
-       slapi_x_connection_set_pb( pb, conn );
-       slapi_x_operation_set_pb( pb, op );
+       slapi_x_pblock_set_operation( pb, op );
        slapi_pblock_set( pb, SLAPI_MODIFY_TARGET, (void *)dn.bv_val );
-       slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)(1) );
-       modv = Modifications2LDAPMods( &modlist );
+       slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
+       modv = slapi_x_modifications2ldapmods( &modlist );
        slapi_pblock_set( pb, SLAPI_MODIFY_MODS, (void *)modv );
 
-       rc = doPluginFNs( be, SLAPI_PLUGIN_PRE_MODIFY_FN, pb );
-       if ( rc != 0 ) {
+       rs->sr_err = doPluginFNs( op->o_bd, SLAPI_PLUGIN_PRE_MODIFY_FN, pb );
+       if ( rs->sr_err < 0 ) {
                /*
                 * A preoperation plugin failure will abort the
                 * entire operation.
@@ -361,10 +347,11 @@ do_modify(
                Debug(LDAP_DEBUG_TRACE, "do_modify: modify preoperation plugin failed.\n",
                                0, 0, 0);
 #endif
-               if ( slapi_pblock_get( pb, SLAPI_RESULT_CODE, (void *)&rc ) != 0) {
-                       rc = LDAP_OTHER;
+               if ( ( slapi_pblock_get( op->o_pb, SLAPI_RESULT_CODE, (void *)&rs->sr_err ) != 0 )  ||
+                    rs->sr_err == LDAP_SUCCESS ) {
+                       rs->sr_err = LDAP_OTHER;
                }
-               ldap_mods_free( modv, 1 );
+               slapi_x_free_ldapmods( modv );
                modv = NULL;
                goto cleanup;
        }
@@ -374,11 +361,25 @@ do_modify(
         * modification array, so we need to convert it back to
         * a Modification list.
         *
-        * Calling Modifications2LDAPMods() destroyed modlist so
+        * Calling slapi_x_modifications2ldapmods() destroyed modlist so
         * we don't need to free it.
         */
        slapi_pblock_get( pb, SLAPI_MODIFY_MODS, (void **)&modv );
-       modlist = LDAPMods2Modifications( modv );
+       modlist = slapi_x_ldapmods2modifications( modv );
+
+       /*
+        * NB: it is valid for the plugin to return no modifications
+        * (for example, a plugin might store some attributes elsewhere
+        * and remove them from the modification list; if only those
+        * attribute types were included in the modification request,
+        * then slapi_x_ldapmods2modifications() above will return
+        * NULL).
+        */
+       if ( modlist == NULL ) {
+               rs->sr_err = LDAP_SUCCESS;
+               send_ldap_result( op, rs );
+               goto cleanup;
+       }
 #endif /* defined( LDAP_SLAPI ) */
 
        /*
@@ -387,27 +388,31 @@ do_modify(
         * 2) this backend is master for what it holds;
         * 3) it's a replica and the dn supplied is the update_ndn.
         */
-       if ( be->be_modify ) {
+       if ( op->o_bd->be_modify ) {
                /* do the update here */
-               int repl_user = be_isupdate( be, &op->o_ndn );
-#ifndef SLAPD_MULTIMASTER
+               int repl_user = be_isupdate( op->o_bd, &op->o_ndn );
+
                /* Multimaster slapd does not have to check for replicator dn
                 * because it accepts each modify request
                 */
-               if ( !be->be_update_ndn.bv_len || repl_user )
+#if defined(LDAP_SYNCREPL) && !defined(SLAPD_MULTIMASTER)
+               if ( !op->o_bd->syncinfo &&
+                               ( !op->o_bd->be_update_ndn.bv_len || repl_user ))
+#elif defined(LDAP_SYNCREPL) && defined(SLAPD_MULTIMASTER)
+               if ( !op->o_bd->syncinfo )  /* LDAP_SYNCREPL overrides MM */
+#elif !defined(LDAP_SYNCREPL) && !defined(SLAPD_MULTIMASTER)
+               if ( !op->o_bd->be_update_ndn.bv_len || repl_user )
 #endif
                {
-                       int update = be->be_update_ndn.bv_len;
-                       const char *text;
+                       int update = op->o_bd->be_update_ndn.bv_len;
                        char textbuf[SLAP_TEXT_BUFLEN];
                        size_t textlen = sizeof textbuf;
 
-                       rc = slap_mods_check( modlist, update, &text,
-                               textbuf, textlen );
+                       rs->sr_err = slap_mods_check( modlist, update, &rs->sr_text,
+                               textbuf, textlen, NULL );
 
-                       if( rc != LDAP_SUCCESS ) {
-                               send_ldap_result( conn, op, rc,
-                                       NULL, text, NULL, NULL );
+                       if( rs->sr_err != LDAP_SUCCESS ) {
+                               send_ldap_result( op, rs );
                                goto cleanup;
                        }
 
@@ -419,47 +424,61 @@ do_modify(
                                        /* empty */
                                }
 
-                               rc = slap_mods_opattrs( be, op, modlist, modtail, &text,
-                                       textbuf, textlen );
-                               if( rc != LDAP_SUCCESS ) {
-                                       send_ldap_result( conn, op, rc,
-                                               NULL, text,
-                                               NULL, NULL );
+                               rs->sr_err = slap_mods_opattrs( op, modlist, modtail,
+                                       &rs->sr_text, textbuf, textlen );
+                               if( rs->sr_err != LDAP_SUCCESS ) {
+                                       send_ldap_result( op, rs );
                                        goto cleanup;
                                }
                        }
 
-                       if ( (*be->be_modify)( be, conn, op, &pdn, &ndn, modlist ) == 0
+                       op->orm_modlist = modlist;
+                       if ( (op->o_bd->be_modify)( op, rs ) == 0
 #ifdef SLAPD_MULTIMASTER
                                && !repl_user
 #endif
                        ) {
                                /* but we log only the ones not from a replicator user */
-                               replog( be, op, &pdn, &ndn, modlist );
+                               replog( op );
                        }
 
-#ifndef SLAPD_MULTIMASTER
+#if defined(LDAP_SYNCREPL) || !defined(SLAPD_MULTIMASTER)
                /* send a referral */
                } else {
-                       BerVarray defref = be->be_update_refs
-                               ? be->be_update_refs : default_referral;
-                       BerVarray ref = referral_rewrite( defref,
-                               NULL, &pdn, LDAP_SCOPE_DEFAULT );
-
-                       send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
-                               ref ? ref : defref, NULL );
-
-                       ber_bvarray_free( ref );
+                       BerVarray defref = NULL;
+#ifdef LDAP_SYNCREPL
+                       if ( op->o_bd->syncinfo ) {
+                               defref = op->o_bd->syncinfo->master_bv;
+                       } else
+#endif
+                       {
+                               defref = op->o_bd->be_update_refs
+                                               ? op->o_bd->be_update_refs : default_referral;
+                       }
+                       if ( defref != NULL ) {
+                               rs->sr_ref = referral_rewrite( defref,
+                                       NULL, &op->o_req_dn,
+                                       LDAP_SCOPE_DEFAULT );
+                               if (!rs->sr_ref) rs->sr_ref = defref;
+                               rs->sr_err = LDAP_REFERRAL;
+                               send_ldap_result( op, rs );
+                               if (rs->sr_ref != defref) {
+                                       ber_bvarray_free( rs->sr_ref );
+                               }
+                       } else {
+                               send_ldap_error( op, rs,
+                                               LDAP_UNWILLING_TO_PERFORM,
+                                               "referral missing" );
+                       }
 #endif
                }
        } else {
-               send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
-                   NULL, "operation not supported within namingContext",
-                       NULL, NULL );
+               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+                   "operation not supported within namingContext" );
        }
 
 #if defined( LDAP_SLAPI )
-       if ( doPluginFNs( be, SLAPI_PLUGIN_POST_MODIFY_FN, pb ) != 0 ) {
+       if ( doPluginFNs( op->o_bd, SLAPI_PLUGIN_POST_MODIFY_FN, pb ) < 0 ) {
 #ifdef NEW_LOGGING
                LDAP_LOG( OPERATION, INFO, "do_modify: modify postoperation plugins "
                                "failed\n", 0, 0, 0 );
@@ -471,13 +490,13 @@ do_modify(
 #endif /* defined( LDAP_SLAPI ) */
 
 cleanup:
-       free( pdn.bv_val );
-       free( ndn.bv_val );
+       op->o_tmpfree( op->o_req_dn.bv_val, op->o_tmpmemctx );
+       op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
        if ( modlist != NULL ) slap_mods_free( modlist );
 #if defined( LDAP_SLAPI )
-       if ( modv != NULL ) FreeLDAPMods( modv );
+       if ( modv != NULL ) slapi_x_free_ldapmods( modv );
 #endif
-       return rc;
+       return rs->sr_err;
 }
 
 /*
@@ -488,7 +507,8 @@ int slap_mods_check(
        int update,
        const char **text,
        char *textbuf,
-       size_t textlen )
+       size_t textlen,
+       void *ctx )
 {
        int rc;
 
@@ -548,7 +568,7 @@ int slap_mods_check(
                }
 
                if ( is_at_obsolete( ad->ad_type ) &&
-                       ( ml->sml_op == LDAP_MOD_ADD || ml->sml_bvalues != NULL ) )
+                       ( ml->sml_op == LDAP_MOD_ADD || ml->sml_values != NULL ) )
                {
                        /*
                         * attribute is obsolete,
@@ -564,7 +584,7 @@ int slap_mods_check(
                /*
                 * check values
                 */
-               if( ml->sml_bvalues != NULL ) {
+               if( ml->sml_values != NULL ) {
                        ber_len_t nvals;
                        slap_syntax_validate_func *validate =
                                ad->ad_type->sat_syntax->ssyn_validate;
@@ -585,14 +605,14 @@ int slap_mods_check(
                         * check that each value is valid per syntax
                         *      and pretty if appropriate
                         */
-                       for( nvals = 0; ml->sml_bvalues[nvals].bv_val; nvals++ ) {
+                       for( nvals = 0; ml->sml_values[nvals].bv_val; nvals++ ) {
                                struct berval pval;
                                if( pretty ) {
                                        rc = pretty( ad->ad_type->sat_syntax,
-                                               &ml->sml_bvalues[nvals], &pval );
+                                               &ml->sml_values[nvals], &pval, ctx );
                                } else {
                                        rc = validate( ad->ad_type->sat_syntax,
-                                               &ml->sml_bvalues[nvals] );
+                                               &ml->sml_values[nvals] );
                                }
 
                                if( rc != 0 ) {
@@ -604,8 +624,8 @@ int slap_mods_check(
                                }
 
                                if( pretty ) {
-                                       ber_memfree( ml->sml_bvalues[nvals].bv_val );
-                                       ml->sml_bvalues[nvals] = pval;
+                                       ber_memfree_x( ml->sml_values[nvals].bv_val, ctx );
+                                       ml->sml_values[nvals] = pval;
                                }
                        }
 
@@ -613,15 +633,51 @@ int slap_mods_check(
                         * a rough single value check... an additional check is needed
                         * to catch add of single value to existing single valued attribute
                         */
-                       if( ( ml->sml_op == LDAP_MOD_ADD || ml->sml_op == LDAP_MOD_REPLACE )
+                       if ((ml->sml_op == LDAP_MOD_ADD || ml->sml_op == LDAP_MOD_REPLACE)
                                && nvals > 1 && is_at_single_value( ad->ad_type ))
                        {
                                snprintf( textbuf, textlen,
-                                       "%s: multiple value provided",
+                                       "%s: multiple values provided",
                                        ml->sml_type.bv_val );
                                *text = textbuf;
                                return LDAP_CONSTRAINT_VIOLATION;
                        }
+
+                       if( nvals && ad->ad_type->sat_equality &&
+                               ad->ad_type->sat_equality->smr_normalize )
+                       {
+                               ml->sml_nvalues = ber_memalloc_x(
+                                       (nvals+1)*sizeof(struct berval), ctx );
+
+                               for( nvals = 0; ml->sml_values[nvals].bv_val; nvals++ ) {
+                                       rc = ad->ad_type->sat_equality->smr_normalize(
+                                               0,
+                                               ad->ad_type->sat_syntax,
+                                               ad->ad_type->sat_equality,
+                                               &ml->sml_values[nvals], &ml->sml_nvalues[nvals], ctx );
+                                       if( rc ) {
+#ifdef NEW_LOGGING
+                                               LDAP_LOG( OPERATION, DETAIL1,
+                                                       "str2entry:  NULL (ssyn_normalize %d)\n",
+                                                       rc, 0, 0 );
+#else
+                                               Debug( LDAP_DEBUG_ANY,
+                                                       "<= str2entry NULL (ssyn_normalize %d)\n",
+                                                       rc, 0, 0 );
+#endif
+                                               snprintf( textbuf, textlen,
+                                                       "%s: value #%ld normalization failed",
+                                                       ml->sml_type.bv_val, (long) nvals );
+                                               *text = textbuf;
+                                               return rc;
+                                       }
+                               }
+
+                               ml->sml_nvalues[nvals].bv_val = NULL;
+                               ml->sml_nvalues[nvals].bv_len = 0;
+
+                       } else {
+                       }
                }
        }
 
@@ -629,7 +685,6 @@ int slap_mods_check(
 }
 
 int slap_mods_opattrs(
-       Backend *be,
        Operation *op,
        Modifications *mods,
        Modifications **modtail,
@@ -637,6 +692,7 @@ int slap_mods_opattrs(
        char *textbuf, size_t textlen )
 {
        struct berval name, timestamp, csn;
+       struct berval nname;
        char timebuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
        char csnbuf[ LDAP_LUTIL_CSNSTR_BUFSIZE ];
        Modifications *mod;
@@ -647,7 +703,7 @@ int slap_mods_opattrs(
        assert( modtail != NULL );
        assert( *modtail == NULL );
 
-       if( SLAP_LASTMOD(be) ) {
+       if( SLAP_LASTMOD(op->o_bd) ) {
                struct tm *ltm;
                time_t now = slap_get_time();
 
@@ -665,8 +721,10 @@ int slap_mods_opattrs(
                if( op->o_dn.bv_len == 0 ) {
                        name.bv_val = SLAPD_ANONYMOUS;
                        name.bv_len = sizeof(SLAPD_ANONYMOUS)-1;
+                       nname = name;
                } else {
                        name = op->o_dn;
+                       nname = op->o_ndn;
                }
        }
 
@@ -684,15 +742,23 @@ int slap_mods_opattrs(
                        mod->sml_op = mop;
                        mod->sml_type.bv_val = NULL;
                        mod->sml_desc = slap_schema.si_ad_structuralObjectClass;
-                       mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-                       ber_dupbv( &mod->sml_bvalues[0], &tmpval );
-                       mod->sml_bvalues[1].bv_val = NULL;
-                       assert( mod->sml_bvalues[0].bv_val );
+                       mod->sml_values =
+                               (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+                       ber_dupbv( &mod->sml_values[0], &tmpval );
+                       mod->sml_values[1].bv_len = 0;
+                       mod->sml_values[1].bv_val = NULL;
+                       assert( mod->sml_values[0].bv_val );
+                       mod->sml_nvalues =
+                               (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+                       ber_dupbv( &mod->sml_nvalues[0], &tmpval );
+                       mod->sml_nvalues[1].bv_len = 0;
+                       mod->sml_nvalues[1].bv_val = NULL;
+                       assert( mod->sml_nvalues[0].bv_val );
                        *modtail = mod;
                        modtail = &mod->sml_next;
                }
 
-               if( SLAP_LASTMOD(be) ) {
+               if( SLAP_LASTMOD(op->o_bd) ) {
                        char uuidbuf[ LDAP_LUTIL_UUIDSTR_BUFSIZE ];
 
                        tmpval.bv_len = lutil_uuidstr( uuidbuf, sizeof( uuidbuf ) );
@@ -702,10 +768,13 @@ int slap_mods_opattrs(
                        mod->sml_op = mop;
                        mod->sml_type.bv_val = NULL;
                        mod->sml_desc = slap_schema.si_ad_entryUUID;
-                       mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-                       ber_dupbv( &mod->sml_bvalues[0], &tmpval );
-                       mod->sml_bvalues[1].bv_val = NULL;
-                       assert( mod->sml_bvalues[0].bv_val );
+                       mod->sml_values =
+                               (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+                       ber_dupbv( &mod->sml_values[0], &tmpval );
+                       mod->sml_values[1].bv_len = 0;
+                       mod->sml_values[1].bv_val = NULL;
+                       assert( mod->sml_values[0].bv_val );
+                       mod->sml_nvalues = NULL;
                        *modtail = mod;
                        modtail = &mod->sml_next;
 
@@ -713,10 +782,17 @@ int slap_mods_opattrs(
                        mod->sml_op = mop;
                        mod->sml_type.bv_val = NULL;
                        mod->sml_desc = slap_schema.si_ad_creatorsName;
-                       mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-                       ber_dupbv( &mod->sml_bvalues[0], &name );
-                       mod->sml_bvalues[1].bv_val = NULL;
-                       assert( mod->sml_bvalues[0].bv_val );
+                       mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+                       ber_dupbv( &mod->sml_values[0], &name );
+                       mod->sml_values[1].bv_len = 0;
+                       mod->sml_values[1].bv_val = NULL;
+                       assert( mod->sml_values[0].bv_val );
+                       mod->sml_nvalues =
+                               (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+                       ber_dupbv( &mod->sml_nvalues[0], &nname );
+                       mod->sml_nvalues[1].bv_len = 0;
+                       mod->sml_nvalues[1].bv_val = NULL;
+                       assert( mod->sml_nvalues[0].bv_val );
                        *modtail = mod;
                        modtail = &mod->sml_next;
 
@@ -724,24 +800,28 @@ int slap_mods_opattrs(
                        mod->sml_op = mop;
                        mod->sml_type.bv_val = NULL;
                        mod->sml_desc = slap_schema.si_ad_createTimestamp;
-                       mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-                       ber_dupbv( &mod->sml_bvalues[0], &timestamp );
-                       mod->sml_bvalues[1].bv_val = NULL;
-                       assert( mod->sml_bvalues[0].bv_val );
+                       mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+                       ber_dupbv( &mod->sml_values[0], &timestamp );
+                       mod->sml_values[1].bv_len = 0;
+                       mod->sml_values[1].bv_val = NULL;
+                       assert( mod->sml_values[0].bv_val );
+                       mod->sml_nvalues = NULL;
                        *modtail = mod;
                        modtail = &mod->sml_next;
                }
        }
 
-       if( SLAP_LASTMOD(be) ) {
+       if( SLAP_LASTMOD(op->o_bd) ) {
                mod = (Modifications *) ch_malloc( sizeof( Modifications ) );
                mod->sml_op = mop;
                mod->sml_type.bv_val = NULL;
                mod->sml_desc = slap_schema.si_ad_entryCSN;
-               mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-               ber_dupbv( &mod->sml_bvalues[0], &csn );
-               mod->sml_bvalues[1].bv_val = NULL;
-               assert( mod->sml_bvalues[0].bv_val );
+               mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+               ber_dupbv( &mod->sml_values[0], &csn );
+               mod->sml_values[1].bv_len = 0;
+               mod->sml_values[1].bv_val = NULL;
+               assert( mod->sml_values[0].bv_val );
+               mod->sml_nvalues = NULL;
                *modtail = mod;
                modtail = &mod->sml_next;
 
@@ -749,10 +829,17 @@ int slap_mods_opattrs(
                mod->sml_op = mop;
                mod->sml_type.bv_val = NULL;
                mod->sml_desc = slap_schema.si_ad_modifiersName;
-               mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-               ber_dupbv( &mod->sml_bvalues[0], &name );
-               mod->sml_bvalues[1].bv_val = NULL;
-               assert( mod->sml_bvalues[0].bv_val );
+               mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+               ber_dupbv( &mod->sml_values[0], &name );
+               mod->sml_values[1].bv_len = 0;
+               mod->sml_values[1].bv_val = NULL;
+               assert( mod->sml_values[0].bv_val );
+               mod->sml_nvalues =
+                       (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+               ber_dupbv( &mod->sml_nvalues[0], &nname );
+               mod->sml_nvalues[1].bv_len = 0;
+               mod->sml_nvalues[1].bv_val = NULL;
+               assert( mod->sml_nvalues[0].bv_val );
                *modtail = mod;
                modtail = &mod->sml_next;
 
@@ -760,10 +847,12 @@ int slap_mods_opattrs(
                mod->sml_op = mop;
                mod->sml_type.bv_val = NULL;
                mod->sml_desc = slap_schema.si_ad_modifyTimestamp;
-               mod->sml_bvalues = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
-               ber_dupbv( &mod->sml_bvalues[0], &timestamp );
-               mod->sml_bvalues[1].bv_val = NULL;
-               assert( mod->sml_bvalues[0].bv_val );
+               mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
+               ber_dupbv( &mod->sml_values[0], &timestamp );
+               mod->sml_values[1].bv_len = 0;
+               mod->sml_values[1].bv_val = NULL;
+               assert( mod->sml_values[0].bv_val );
+               mod->sml_nvalues = NULL;
                *modtail = mod;
                modtail = &mod->sml_next;
        }
@@ -772,154 +861,3 @@ int slap_mods_opattrs(
        return LDAP_SUCCESS;
 }
 
-#ifdef LDAP_SLAPI
-/*
- * Synthesise an LDAPMod array from a Modifications list to pass
- * to SLAPI. This synthesis is destructive and as such the 
- * Modifications list may not be used after calling this 
- * function.
- * 
- * This function must also be called before slap_mods_check().
- */
-static LDAPMod **Modifications2LDAPMods(Modifications **pmodlist)
-{
-       Modifications *ml, *modlist;
-       LDAPMod **mods, *modp;
-       int i, j;
-
-       modlist = *pmodlist;
-
-       for( i = 0, ml = modlist; ml != NULL; i++, ml = ml->sml_next )
-               ;
-
-       mods = (LDAPMod **)ch_malloc( (i + 1) * sizeof(LDAPMod *) );
-
-       for( i = 0, ml = modlist; ml != NULL; ml = ml->sml_next ) {
-               modp = mods[i];
-               modp->mod_op = ml->sml_op | LDAP_MOD_BVALUES;
-
-               /* Take ownership of original type. */
-               modp->mod_type = ml->sml_type.bv_val;
-               ml->sml_type.bv_val = NULL;
-
-               if ( ml->sml_bvalues != NULL ) {
-                       for( j = 0; ml->sml_bvalues[j].bv_val != NULL; j++ )
-                               ;
-                       modp->mod_bvalues = (struct berval **)ch_malloc( (j + 1) *
-                               sizeof(struct berval *) );
-                       for( j = 0; ml->sml_bvalues[j].bv_val != NULL; j++ ) {
-                               /* Take ownership of original values. */
-                               modp->mod_bvalues[j] = (struct berval *)ch_malloc( sizeof(struct berval) );
-                               modp->mod_bvalues[j]->bv_len = ml->sml_bvalues[j].bv_len;
-                               modp->mod_bvalues[j]->bv_val = ml->sml_bvalues[j].bv_val;
-                               ml->sml_bvalues[j].bv_len = 0;
-                               ml->sml_bvalues[j].bv_val = NULL;
-                       }
-                       modp->mod_bvalues[j] = NULL;
-               } else {
-                       modp->mod_bvalues = NULL;
-               }
-               i++;
-       }
-
-       mods[i] = NULL;
-
-       slap_mods_free( modlist );
-       *pmodlist = NULL;
-
-       return mods;
-}
-
-/*
- * Convert a potentially modified array of LDAPMods back to a
- * Modification list. 
- * 
- * The returned Modification list contains pointers into the
- * LDAPMods array; the latter MUST be freed with FreeLDAPMods()
- * (see below).
- */
-static Modifications *LDAPMods2Modifications (LDAPMod **mods)
-{
-       Modifications *modlist, **modtail;
-       LDAPMod **modp;
-
-       modtail = &modlist;
-
-       for( modp = mods; *modp != NULL; modp++ ) {
-               Modifications *mod;
-               int i;
-               char **p;
-               struct berval **bvp;
-
-               mod = (Modifications *) ch_malloc( sizeof(Modifications) );
-               mod->sml_op = (*modp)->mod_op & (~LDAP_MOD_BVALUES);
-               mod->sml_type.bv_val = (*modp)->mod_type;
-               mod->sml_type.bv_len = strlen( mod->sml_type.bv_val );
-               mod->sml_desc = NULL;
-               mod->sml_next = NULL;
-
-               if ( (*modp)->mod_op & LDAP_MOD_BVALUES ) {
-                       for( i = 0, bvp = (*modp)->mod_bvalues; *bvp != NULL; bvp++, i++ )
-                               ;
-               } else {
-                       for( i = 0, p = (*modp)->mod_values; *p != NULL; p++, i++ )
-                               ;
-               }
-
-               mod->sml_bvalues = (BerVarray) ch_malloc( (i + 1) * sizeof(struct berval) );
-
-               /* NB: This implicitly trusts a plugin to return valid modifications. */
-               if ( (*modp)->mod_op & LDAP_MOD_BVALUES ) {
-                       for( i = 0, bvp = (*modp)->mod_bvalues; *bvp != NULL; bvp++, i++ ) {
-                               mod->sml_bvalues[i].bv_val = (*bvp)->bv_val;
-                               mod->sml_bvalues[i].bv_len = (*bvp)->bv_len;
-                       }
-               } else {
-                       for( i = 0, p = (*modp)->mod_values; *p != NULL; p++, i++ ) {
-                               mod->sml_bvalues[i].bv_val = *p;
-                               mod->sml_bvalues[i].bv_len = strlen( *p );
-                       }
-               }
-               mod->sml_bvalues[i].bv_val = NULL;
-
-               *modtail = mod;
-               modtail = &mod->sml_next;
-       }
-       
-       return modlist;
-}
-
-/*
- * This function only frees the parts of the mods array that
- * are not shared with the Modification list that was created
- * by LDAPMods2Modifications. 
- *
- */
-static void FreeLDAPMods (LDAPMod **mods)
-{
-       int i, j;
-
-       if (mods == NULL)
-               return;
-
-       for ( i = 0; mods[i] != NULL; i++ ) {
-               /*
-                * Don't free values themselves; they're owned by the
-                * Modification list. Do free the containing array.
-                */
-               if ( mods[i]->mod_op & LDAP_MOD_BVALUES ) {
-                       for ( j = 0; mods[i]->mod_bvalues[j] != NULL; j++ ) {
-                               ch_free( mods[i]->mod_bvalues[j] );
-                       }
-                       ch_free( mods[i]->mod_bvalues );
-               } else {
-                       ch_free( mods[i]->mod_values );
-               }
-               /* Don't free type, for same reasons. */
-               ch_free( mods[i] );
-       }
-       ch_free( mods );
-}
-
-#endif /* LDAP_SLAPI */
-