]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/modify.c
ITS#5379 HAVE_TLS dependency
[openldap] / servers / slapd / modify.c
index ca53e0b9fa0e19284e31371351135341821a21f9..be604ea2d61bc66bc21421b588073724ee36f937 100644 (file)
@@ -1,7 +1,7 @@
 /* $OpenLDAP$ */
 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
  *
- * Copyright 1998-2007 The OpenLDAP Foundation.
+ * Copyright 1998-2008 The OpenLDAP Foundation.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -41,14 +41,14 @@ do_modify(
     SlapReply  *rs )
 {
        struct berval dn = BER_BVNULL;
-       char            *last;
-       ber_tag_t       tag;
-       ber_len_t       len;
        char            textbuf[ SLAP_TEXT_BUFLEN ];
        size_t          textlen = sizeof( textbuf );
+#ifdef LDAP_DEBUG
+       Modifications   *tmp;
+#endif
 
-       Debug( LDAP_DEBUG_TRACE, "do_modify\n", 0, 0, 0 );
-
+       Debug( LDAP_DEBUG_TRACE, "%s do_modify\n",
+               op->o_log_prefix, 0, 0 );
        /*
         * Parse the modify request.  It looks like this:
         *
@@ -69,89 +69,42 @@ do_modify(
         */
 
        if ( ber_scanf( op->o_ber, "{m" /*}*/, &dn ) == LBER_ERROR ) {
-               Debug( LDAP_DEBUG_ANY, "do_modify: ber_scanf failed\n", 0, 0, 0 );
-
+               Debug( LDAP_DEBUG_ANY, "%s do_modify: ber_scanf failed\n",
+                       op->o_log_prefix, 0, 0 );
                send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
                return SLAPD_DISCONNECT;
        }
 
-       Debug( LDAP_DEBUG_ARGS, "do_modify: dn (%s)\n", dn.bv_val, 0, 0 );
+       Debug( LDAP_DEBUG_ARGS, "%s do_modify: dn (%s)\n",
+               op->o_log_prefix, dn.bv_val, 0 );
 
        rs->sr_err = slap_parse_modlist( op, rs, op->o_ber, &op->oq_modify );
        if ( rs->sr_err != LDAP_SUCCESS ) {
-               Debug( LDAP_DEBUG_ANY, "do_modify: slap_parse_modlist failed err=%d msg=%s\n",
-                       rs->sr_err, rs->sr_text, 0 );
+               Debug( LDAP_DEBUG_ANY, "%s do_modify: slap_parse_modlist failed err=%d msg=%s\n",
+                       op->o_log_prefix, rs->sr_err, rs->sr_text );
                goto cleanup;
        }
 
        if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
-               Debug( LDAP_DEBUG_ANY, "do_modify: get_ctrls failed\n", 0, 0, 0 );
+               Debug( LDAP_DEBUG_ANY, "%s do_modify: get_ctrls failed\n",
+                       op->o_log_prefix, 0, 0 );
                goto cleanup;
        }
 
        rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn,
                op->o_tmpmemctx );
        if( rs->sr_err != LDAP_SUCCESS ) {
-               Debug( LDAP_DEBUG_ANY,
-                       "do_modify: invalid dn (%s)\n", dn.bv_val, 0, 0 );
+               Debug( LDAP_DEBUG_ANY, "%s do_modify: invalid dn (%s)\n",
+                       op->o_log_prefix, dn.bv_val, 0 );
                send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
                goto cleanup;
        }
 
-       rs->sr_err = slap_mods_check( op, op->orm_modlist,
-               &rs->sr_text, textbuf, textlen, NULL );
-
-       if ( rs->sr_err != LDAP_SUCCESS ) {
-               send_ldap_result( op, rs );
-               goto cleanup;
-       }
-
-       op->o_bd = frontendDB;
-       rs->sr_err = frontendDB->be_modify( op, rs );
-
-#ifdef LDAP_X_TXN
-       if( rs->sr_err == LDAP_X_TXN_SPECIFY_OKAY ) {
-               /* skip cleanup */
-               return rs->sr_err;
-       }
-#endif
-
-cleanup:
-       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 ( op->orm_modlist != NULL ) slap_mods_free( op->orm_modlist, 1 );
+       op->orm_no_opattrs = 0;
 
-       return rs->sr_err;
-}
-
-int
-fe_op_modify( Operation *op, SlapReply *rs )
-{
 #ifdef LDAP_DEBUG
-       Modifications   *tmp;
-#endif
-       int             manageDSAit;
-       BackendDB       *op_be, *bd = op->o_bd;
-       char            textbuf[ SLAP_TEXT_BUFLEN ];
-       size_t          textlen = sizeof( textbuf );
-       
-       if ( BER_BVISEMPTY( &op->o_req_ndn ) ) {
-               Debug( LDAP_DEBUG_ANY, "do_modify: root dse!\n", 0, 0, 0 );
-
-               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
-                       "modify upon the root DSE not supported" );
-               goto cleanup;
-
-       } else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
-               Debug( LDAP_DEBUG_ANY, "do_modify: subschema subentry!\n", 0, 0, 0 );
-
-               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
-                       "modification of subschema subentry not supported" );
-               goto cleanup;
-       }
-
-#ifdef LDAP_DEBUG
-       Debug( LDAP_DEBUG_ARGS, "modifications:\n", 0, 0, 0 );
+       Debug( LDAP_DEBUG_ARGS, "%s modifications:\n",
+                       op->o_log_prefix, 0, 0 );
 
        for ( tmp = op->orm_modlist; tmp != NULL; tmp = tmp->sml_next ) {
                Debug( LDAP_DEBUG_ARGS, "\t%s: %s\n",
@@ -210,14 +163,60 @@ fe_op_modify( Operation *op, SlapReply *rs )
        }
 #endif /* LDAP_DEBUG */
 
-       manageDSAit = get_manageDSAit( op );
+       rs->sr_err = slap_mods_check( op, op->orm_modlist,
+               &rs->sr_text, textbuf, textlen, NULL );
+
+       if ( rs->sr_err != LDAP_SUCCESS ) {
+               send_ldap_result( op, rs );
+               goto cleanup;
+       }
+
+       op->o_bd = frontendDB;
+       rs->sr_err = frontendDB->be_modify( op, rs );
+
+#ifdef LDAP_X_TXN
+       if( rs->sr_err == LDAP_X_TXN_SPECIFY_OKAY ) {
+               /* skip cleanup */
+               return rs->sr_err;
+       }
+#endif
+
+cleanup:
+       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 ( op->orm_modlist != NULL ) slap_mods_free( op->orm_modlist, 1 );
+
+       return rs->sr_err;
+}
+
+int
+fe_op_modify( Operation *op, SlapReply *rs )
+{
+       BackendDB       *op_be, *bd = op->o_bd;
+       char            textbuf[ SLAP_TEXT_BUFLEN ];
+       size_t          textlen = sizeof( textbuf );
+       
+       if ( BER_BVISEMPTY( &op->o_req_ndn ) ) {
+               Debug( LDAP_DEBUG_ANY, "%s do_modify: root dse!\n",
+                       op->o_log_prefix, 0, 0 );
+               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+                       "modify upon the root DSE not supported" );
+               goto cleanup;
+
+       } else if ( bvmatch( &op->o_req_ndn, &frontendDB->be_schemandn ) ) {
+               Debug( LDAP_DEBUG_ANY, "%s do_modify: subschema subentry!\n",
+                       op->o_log_prefix, 0, 0 );
+               send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
+                       "modification of subschema subentry not supported" );
+               goto cleanup;
+       }
 
        /*
         * We could be serving multiple database backends.  Select the
         * appropriate one, or send a referral to our "referral server"
         * if we don't hold it.
         */
-       op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 1 );
+       op->o_bd = select_backend( &op->o_req_ndn, 1 );
        if ( op->o_bd == NULL ) {
                op->o_bd = bd;
                rs->sr_ref = referral_rewrite( default_referral,
@@ -244,7 +243,7 @@ fe_op_modify( Operation *op, SlapReply *rs )
        /* If we've got a glued backend, check the real backend */
        op_be = op->o_bd;
        if ( SLAP_GLUE_INSTANCE( op->o_bd )) {
-               op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 0 );
+               op->o_bd = select_backend( &op->o_req_ndn, 0 );
        }
 
        /* check restrictions */
@@ -287,7 +286,6 @@ fe_op_modify( Operation *op, SlapReply *rs )
                 */
                if ( !SLAP_SINGLE_SHADOW(op->o_bd) || repl_user ) {
                        int update = !BER_BVISEMPTY( &op->o_bd->be_update_ndn );
-                       slap_callback cb = { NULL, slap_replog_cb, NULL, NULL };
 
                        op->o_bd = op_be;
 
@@ -299,13 +297,6 @@ fe_op_modify( Operation *op, SlapReply *rs )
                                        goto cleanup;
                                }
                        }
-
-                       if ( !repl_user ) {
-                               /* but multimaster slapd logs only the ones 
-                                * not from a replicator user */
-                               cb.sc_next = op->o_callback;
-                               op->o_callback = &cb;
-                       }
                        op->o_bd->be_modify( op, rs );
 
                } else { /* send a referral */
@@ -392,6 +383,10 @@ slap_mods_no_user_mod_check(
                        continue;
                }
 
+               if ( ml->sml_flags & SLAP_MOD_INTERNAL ) {
+                       continue;
+               }
+
                if ( get_relax( op ) ) {
                        if ( ml->sml_desc->ad_type->sat_flags & SLAP_AT_MANAGEABLE ) {
                                ml->sml_flags |= SLAP_MOD_MANAGING;
@@ -594,6 +589,7 @@ int slap_mods_check(
                                        ml->sml_values[nvals] = pval;
                                }
                        }
+                       ml->sml_numvals = nvals;
 
                        /*
                         * a rough single value check... an additional check is needed
@@ -637,6 +633,7 @@ int slap_mods_check(
                                                        "%s: value #%ld normalization failed",
                                                        ml->sml_type.bv_val, (long) nvals );
                                                *text = textbuf;
+                                               BER_BVZERO( &ml->sml_nvalues[nvals] );
                                                return rc;
                                        }
                                }
@@ -647,200 +644,200 @@ int slap_mods_check(
                        /* check for duplicates, but ignore Deletes.
                         */
                        if( nvals > 1 && ml->sml_op != LDAP_MOD_DELETE ) {
-#define        SLAP_MODS_CHECK_QUICKSORT
-#ifndef SLAP_MODS_CHECK_QUICKSORT
-                               int             i, j, rc, match;
-                               MatchingRule *mr = ad->ad_type->sat_equality;
-
-                               for ( i = 1; i < nvals ; i++ ) {
-                                       /* test asserted values against themselves */
-                                       for( j = 0; j < i; j++ ) {
-                                               rc = ordered_value_match( &match, ml->sml_desc, mr,
-                                                       SLAP_MR_EQUALITY
-                                                               | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX
-                                                               | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH
-                                                               | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
-                                                       ml->sml_nvalues
-                                                               ? &ml->sml_nvalues[i]
-                                                               : &ml->sml_values[i],
-                                                       ml->sml_nvalues
-                                                               ? &ml->sml_nvalues[j]
-                                                               : &ml->sml_values[j],
-                                                       text );
-                                               if ( rc == LDAP_SUCCESS && match == 0 ) {
-                                                       /* value exists already */
-                                                       snprintf( textbuf, textlen,
-                                                               "%s: value #%d provided more than once",
-                                                               ml->sml_desc->ad_cname.bv_val, j );
-                                                       *text = textbuf;
-                                                       return LDAP_TYPE_OR_VALUE_EXISTS;
-
-                                               } else if ( rc != LDAP_SUCCESS ) {
-                                                       return rc;
-                                               }
-                                       }
+                               int i;
+                               rc = slap_sort_vals( ml, text, &i, ctx );
+                               if ( rc == LDAP_TYPE_OR_VALUE_EXISTS ) {
+                                       /* value exists already */
+                                       snprintf( textbuf, textlen,
+                                               "%s: value #%d provided more than once",
+                                               ml->sml_desc->ad_cname.bv_val, i );
+                                       *text = textbuf;
                                }
-#else  /* SLAP_MODS_CHECK_QUICKSORT */
+                               if ( rc )
+                                       return rc;
+                       }
+               } else {
+                       ml->sml_numvals = 0;
+               }
+       }
 
-/* Quicksort + Insertion sort for small arrays */
+       return LDAP_SUCCESS;
+}
+
+/* Sort a set of values. An (Attribute *) may be used interchangeably here
+ * instead of a (Modifications *) structure.
+ *
+ * Uses Quicksort + Insertion sort for small arrays
+ */
+
+int
+slap_sort_vals(
+       Modifications *ml,
+       const char **text,
+       int *dup,
+       void *ctx )
+{
+       AttributeDescription *ad;
+       MatchingRule *mr;
+       int istack[sizeof(int)*16];
+       int i, j, k, l, ir, jstack, match, *ix, itmp, nvals, rc;
+       int is_norm;
+       struct berval a, *cv;
 
 #define SMALL  8
 #define        SWAP(a,b,tmp)   tmp=(a);(a)=(b);(b)=tmp
 #define        COMP(a,b)       match=0; rc = ordered_value_match( &match, \
-                                               ml->sml_desc, mr, SLAP_MR_EQUALITY \
+                                               ad, mr, SLAP_MR_EQUALITY \
                                                                | SLAP_MR_VALUE_OF_ATTRIBUTE_SYNTAX \
                                                                | SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH \
                                                                | SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH, \
                                                                &(a), &(b), text );
 
-                                       MatchingRule *mr = ad->ad_type->sat_equality;
-                                       int istack[sizeof(int)*16];
-                                       int i,j,k,l,ir,jstack, rc, match, *ix, itmp;
-                                       struct berval a, *cv;
-
-/* If PRESERVE_ORDER is defined only the index array is sorted; the
- * actual values are left in their incoming order. Otherwise, the
- * only reason to keep the index array is to identify the offending
- * value when duplicates are found.
- */
-#define        PRESERVE_ORDER
-#ifndef PRESERVE_ORDER
-                                       struct berval va, *v, *nv, bvtmp;
-
-#define        IX(x)   x
-#define        EXCH(x,y)       SWAP(ix[x],ix[y],itmp); SWAP(cv[x],cv[y],bvtmp); \
-       if (nv) {SWAP(v[x],v[y],bvtmp);}
-#define        SETA(x) itmp = ix[x]; a = cv[x]; if (nv) va=v[x]
-#define        GETA(x) ix[x] = itmp; cv[x] = a; if (nv) v[x]=va
-#define        SET(x,y)        ix[x] = ix[y]; cv[x] = cv[y]; if (nv) v[x]=v[y]
-
-                                       v = ml->sml_values;
-                                       nv = ml->sml_nvalues;
-
-#else  /* PRESERVE_ORDER */
-
 #define        IX(x)   ix[x]
 #define        EXCH(x,y)       SWAP(ix[x],ix[y],itmp)
 #define        SETA(x) itmp = ix[x]; a = cv[itmp]
 #define        GETA(x) ix[x] = itmp;
 #define        SET(x,y)        ix[x] = ix[y]
 
-#endif /* PRESERVE_ORDER */
-
-                                       cv = ml->sml_nvalues ? ml->sml_nvalues : ml->sml_values;
-                                       if ( ad == slap_schema.si_ad_objectClass )
-                                               mr = NULL;      /* shortcut matching */
-
-                                       /* record indices to preserve input ordering */
-                                       ix = slap_sl_malloc( nvals * sizeof(int), ctx );
-                                       for (i=0; i<nvals; i++) ix[i] = i;
-
-                                       ir = nvals-1;
-                                       l = 0;
-                                       jstack = 0;
-
-                                       for(;;) {
-                                               if (ir - l < SMALL) {   /* Insertion sort */
-                                                       match=1;
-                                                       for (j=l+1;j<=ir;j++) {
-                                                               SETA(j);
-                                                               for (i=j-1;i>=0;i--) {
-                                                                       COMP(cv[IX(i)], a);
-                                                                       if ( match <= 0 )
-                                                                               break;
-                                                                       SET(i+1,i);
-                                                               }
-                                                               GETA(i+1);
-                                                               if ( match == 0 ) goto done;
-                                                       }
-                                                       if ( jstack == 0 ) break;
-                                                       if ( match == 0 ) break;
-                                                       ir = istack[jstack--];
-                                                       l = istack[jstack--];
-                                               } else {
-                                                       k = (l + ir) >> 1;      /* Choose median of left, center, right */
-                                                       EXCH(k, l+1);
-                                                       COMP( cv[IX(l)], cv[IX(ir)] );
-                                                       if ( match > 0 ) {
-                                                               EXCH(l, ir);
-                                                       } else if ( match == 0 ) {
-                                                               i = ir;
-                                                               break;
-                                                       }
-                                                       COMP( cv[IX(l+1)], cv[IX(ir)] );
-                                                       if ( match > 0 ) {
-                                                               EXCH(l+1, ir);
-                                                       } else if ( match == 0 ) {
-                                                               i = ir;
-                                                               break;
-                                                       }
-                                                       COMP( cv[IX(l)], cv[IX(l+1)] );
-                                                       if ( match > 0 ) {
-                                                               EXCH(l, l+1);
-                                                       } else if ( match == 0 ) {
-                                                               i = l;
-                                                               break;
-                                                       }
-                                                       i = l+1;
-                                                       j = ir;
-                                                       a = cv[IX(i)];
-                                                       for(;;) {
-                                                               do {
-                                                                       i++;
-                                                                       COMP( cv[IX(i)], a );
-                                                               } while( match < 0 );
-                                                               while( match > 0 ) {
-                                                                       j--;
-                                                                       COMP( cv[IX(j)], a );
-                                                               }
-                                                               if (j < i) {
-                                                                       match = 1;
-                                                                       break;
-                                                               }
-                                                               if ( match == 0 ) {
-                                                                       i = l+1;
-                                                                       break;
-                                                               }
-                                                               EXCH(i,j);
-                                                       }
-                                                       if ( match == 0 )
-                                                               break;
-                                                       EXCH(l+1,j);
-                                                       jstack += 2;
-                                                       if (ir-i+1 >= j) {
-                                                               istack[jstack] = ir;
-                                                               istack[jstack-1] = i;
-                                                               ir = j;
-                                                       } else {
-                                                               istack[jstack] = j;
-                                                               istack[jstack-1] = l;
-                                                               l = i;
-                                               }
-                                       }
-                               }
-done:
-                               if ( i >= 0 )
-                                       j = ix[i];
+       ad = ml->sml_desc;
+       nvals = ml->sml_numvals;
 
-                               slap_sl_free( ix, ctx );
+       /* For Modifications, sml_nvalues is NULL if normalization wasn't needed.
+        * For Attributes, sml_nvalues == sml_values when normalization isn't needed.
+        */
+       if ( ml->sml_nvalues && ml->sml_nvalues != ml->sml_values ) {
+               cv = ml->sml_nvalues;
+               is_norm = 1;
+       } else {
+               cv = ml->sml_values;
+               is_norm = 0;
+       }
 
-                               if ( rc != LDAP_SUCCESS ) {
-                                       return rc;
-                               } else if ( match == 0 ) {
-                                       /* value exists already */
-                                       assert( i >= 0 );
-                                       assert( i < nvals );
-                                       snprintf( textbuf, textlen,
-                                               "%s: value #%d provided more than once",
-                                               ml->sml_desc->ad_cname.bv_val, j );
-                                       *text = textbuf;
-                                       return LDAP_TYPE_OR_VALUE_EXISTS;
+       if ( ad == slap_schema.si_ad_objectClass )
+               mr = NULL;      /* shortcut matching */
+       else
+               mr = ad->ad_type->sat_equality;
+
+       /* record indices to preserve input ordering */
+       ix = slap_sl_malloc( nvals * sizeof(int), ctx );
+       for (i=0; i<nvals; i++) ix[i] = i;
+
+       ir = nvals-1;
+       l = 0;
+       jstack = 0;
+
+       for(;;) {
+               if (ir - l < SMALL) {   /* Insertion sort */
+                       match=1;
+                       for (j=l+1;j<=ir;j++) {
+                               SETA(j);
+                               for (i=j-1;i>=0;i--) {
+                                       COMP(cv[IX(i)], a);
+                                       if ( match <= 0 )
+                                               break;
+                                       SET(i+1,i);
                                }
-#endif /* SLAP_MODS_CHECK_QUICKSORT */
+                               GETA(i+1);
+                               if ( match == 0 ) goto done;
+                       }
+                       if ( jstack == 0 ) break;
+                       if ( match == 0 ) break;
+                       ir = istack[jstack--];
+                       l = istack[jstack--];
+               } else {
+                       k = (l + ir) >> 1;      /* Choose median of left, center, right */
+                       EXCH(k, l+1);
+                       COMP( cv[IX(l)], cv[IX(ir)] );
+                       if ( match > 0 ) {
+                               EXCH(l, ir);
+                       } else if ( match == 0 ) {
+                               i = ir;
+                               break;
                        }
+                       COMP( cv[IX(l+1)], cv[IX(ir)] );
+                       if ( match > 0 ) {
+                               EXCH(l+1, ir);
+                       } else if ( match == 0 ) {
+                               i = ir;
+                               break;
+                       }
+                       COMP( cv[IX(l)], cv[IX(l+1)] );
+                       if ( match > 0 ) {
+                               EXCH(l, l+1);
+                       } else if ( match == 0 ) {
+                               i = l;
+                               break;
+                       }
+                       i = l+1;
+                       j = ir;
+                       a = cv[IX(i)];
+                       for(;;) {
+                               do {
+                                       i++;
+                                       COMP( cv[IX(i)], a );
+                               } while( match < 0 );
+                               while( match > 0 ) {
+                                       j--;
+                                       COMP( cv[IX(j)], a );
+                               }
+                               if (j < i) {
+                                       match = 1;
+                                       break;
+                               }
+                               if ( match == 0 ) {
+                                       i = l+1;
+                                       break;
+                               }
+                               EXCH(i,j);
+                       }
+                       if ( match == 0 )
+                               break;
+                       EXCH(l+1,j);
+                       jstack += 2;
+                       if (ir-i+1 >= j) {
+                               istack[jstack] = ir;
+                               istack[jstack-1] = i;
+                               ir = j;
+                       } else {
+                               istack[jstack] = j;
+                               istack[jstack-1] = l;
+                               l = i;
+                       }
+               }
+       }
+       done:
+       if ( i >= 0 )
+               *dup = ix[i];
+
+       /* For sorted attributes, put the values in index order */
+       if ( rc == LDAP_SUCCESS && match &&
+               ( ad->ad_type->sat_flags & SLAP_AT_SORTED_VAL )) {
+               BerVarray tmpv = slap_sl_malloc( sizeof( struct berval ) * nvals, ctx );
+               for ( i = 0; i<nvals; i++ )
+                       tmpv[i] = cv[ix[i]];
+               for ( i = 0; i<nvals; i++ )
+                       cv[i] = tmpv[i];
+               /* Check if the non-normalized array needs to move too */
+               if ( is_norm ) {
+                       cv = ml->sml_values;
+                       for ( i = 0; i<nvals; i++ )
+                               tmpv[i] = cv[ix[i]];
+                       for ( i = 0; i<nvals; i++ )
+                               cv[i] = tmpv[i];
                }
+               slap_sl_free( tmpv, ctx );
        }
 
+       slap_sl_free( ix, ctx );
+
+       if ( rc != LDAP_SUCCESS ) {
+               return rc;
+       } else if ( match == 0 ) {
+               /* value exists already */
+               assert( i >= 0 );
+               assert( i < nvals );
+               return LDAP_TYPE_OR_VALUE_EXISTS;
+       }
        return LDAP_SUCCESS;
 }
 
@@ -886,6 +883,7 @@ void slap_mods_opattrs(
                timestamp.bv_val = timebuf;
                for ( modtail = modsp; *modtail; modtail = &(*modtail)->sml_next ) {
                        if ( (*modtail)->sml_op != LDAP_MOD_ADD &&
+                               (*modtail)->sml_op != SLAP_MOD_SOFTADD &&
                                (*modtail)->sml_op != LDAP_MOD_REPLACE )
                        {
                                continue;
@@ -924,11 +922,9 @@ void slap_mods_opattrs(
 
                ptr = ber_bvchr( &csn, '#' );
                if ( ptr ) {
-                       timestamp.bv_len = ptr - csn.bv_val;
-                       if ( timestamp.bv_len >= sizeof( timebuf ) ) {  /* ?!? */
-                               timestamp.bv_len = sizeof( timebuf ) - 1;
-                       }
+                       timestamp.bv_len = STRLENOF("YYYYMMDDHHMMSSZ");
                        AC_MEMCPY( timebuf, csn.bv_val, timestamp.bv_len );
+                       timebuf[timestamp.bv_len-1] = 'Z';
                        timebuf[timestamp.bv_len] = '\0';
 
                } else {
@@ -955,6 +951,7 @@ void slap_mods_opattrs(
                        mod->sml_next = NULL;
                        BER_BVZERO( &mod->sml_type );
                        mod->sml_desc = slap_schema.si_ad_entryCSN;
+                       mod->sml_numvals = 1;
                        mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
                        ber_dupbv( &mod->sml_values[0], &csn );
                        BER_BVZERO( &mod->sml_values[1] );
@@ -972,6 +969,7 @@ void slap_mods_opattrs(
                        mod->sml_next = NULL;
                        BER_BVZERO( &mod->sml_type );
                        mod->sml_desc = slap_schema.si_ad_modifiersName;
+                       mod->sml_numvals = 1;
                        mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
                        ber_dupbv( &mod->sml_values[0], &name );
                        BER_BVZERO( &mod->sml_values[1] );
@@ -992,6 +990,7 @@ void slap_mods_opattrs(
                        mod->sml_next = NULL;
                        BER_BVZERO( &mod->sml_type );
                        mod->sml_desc = slap_schema.si_ad_modifyTimestamp;
+                       mod->sml_numvals = 1;
                        mod->sml_values = (BerVarray) ch_malloc( 2 * sizeof( struct berval ) );
                        ber_dupbv( &mod->sml_values[0], &timestamp );
                        BER_BVZERO( &mod->sml_values[1] );
@@ -1013,9 +1012,9 @@ slap_parse_modlist(
        ber_tag_t       tag;
        ber_len_t       len;
        char            *last;
-       Modifications   **modtail = &ms->rs_modlist;
+       Modifications   **modtail = &ms->rs_mods.rs_modlist;
 
-       ms->rs_modlist = NULL;
+       ms->rs_mods.rs_modlist = NULL;
        ms->rs_increment = 0;
 
        rs->sr_err = LDAP_SUCCESS;
@@ -1051,10 +1050,6 @@ slap_parse_modlist(
                switch( mop ) {
                case LDAP_MOD_ADD:
                        if ( mod->sml_values == NULL ) {
-                               Debug( LDAP_DEBUG_ANY, "slap_parse_modlist: "
-                                       "modify/add operation (%ld) requires values\n",
-                                       (long) mop, 0, 0 );
-
                                rs->sr_text = "modify/add operation requires values";
                                rs->sr_err = LDAP_PROTOCOL_ERROR;
                                goto done;
@@ -1070,20 +1065,12 @@ slap_parse_modlist(
                        if( op->o_protocol >= LDAP_VERSION3 ) {
                                ms->rs_increment++;
                                if ( mod->sml_values == NULL ) {
-                                       Debug( LDAP_DEBUG_ANY, "slap_parse_modlist: "
-                                               "modify/increment operation (%ld) requires value\n",
-                                               (long) mop, 0, 0 );
-
                                        rs->sr_text = "modify/increment operation requires value";
                                        rs->sr_err = LDAP_PROTOCOL_ERROR;
                                        goto done;
                                }
 
                                if ( !BER_BVISNULL( &mod->sml_values[ 1 ] ) ) {
-                                       Debug( LDAP_DEBUG_ANY,  "slap_parse_modlist: modify/increment "
-                                               "operation (%ld) requires single value\n",
-                                               (long) mop, 0, 0 );
-
                                        rs->sr_text = "modify/increment operation requires single value";
                                        rs->sr_err = LDAP_PROTOCOL_ERROR;
                                        goto done;
@@ -1094,10 +1081,6 @@ slap_parse_modlist(
                        /* fall thru */
 
                default:
-                       Debug( LDAP_DEBUG_ANY, "slap_parse_modlist: "
-                               "unrecognized modify operation (%ld)\n",
-                               (long) mop, 0, 0 );
-
                        rs->sr_text = "unrecognized modify operation";
                        rs->sr_err = LDAP_PROTOCOL_ERROR;
                        goto done;
@@ -1109,8 +1092,8 @@ slap_parse_modlist(
 
 done:
        if ( rs->sr_err != LDAP_SUCCESS ) {
-               slap_mods_free( ms->rs_modlist, 1 );
-               ms->rs_modlist = NULL;
+               slap_mods_free( ms->rs_mods.rs_modlist, 1 );
+               ms->rs_mods.rs_modlist = NULL;
                ms->rs_increment = 0;
        }