]> git.sur5r.net Git - openldap/blobdiff - servers/slapd/at.c
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[openldap] / servers / slapd / at.c
index 740a2b7ef58d355c5f2f97f5d8dd151cbe59fb78..14ed55b749c779902a5ddbb20865fefa50fc3e8b 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 1998-2005 The OpenLDAP Foundation.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -24,7 +24,6 @@
 #include <ac/string.h>
 #include <ac/time.h>
 
-#include "ldap_pvt.h"
 #include "slap.h"
 
 
@@ -58,8 +57,11 @@ struct aindexrec {
 };
 
 static Avlnode *attr_index = NULL;
-static LDAP_SLIST_HEAD(ATList, slap_attribute_type) attr_list
-       = LDAP_SLIST_HEAD_INITIALIZER(&attr_list);
+static Avlnode *attr_cache = NULL;
+static LDAP_STAILQ_HEAD(ATList, slap_attribute_type) attr_list
+       = LDAP_STAILQ_HEAD_INITIALIZER(attr_list);
+
+int at_oc_cache;
 
 static int
 attr_index_cmp(
@@ -101,8 +103,18 @@ at_bvfind( struct berval *name )
 {
        struct aindexrec *air;
 
+       if ( attr_cache ) {
+               air = avl_find( attr_cache, name, attr_index_name_cmp );
+               if ( air ) return air->air_at;
+       }
+
        air = avl_find( attr_index, name, attr_index_name_cmp );
 
+       if ( air && ( slapMode & SLAP_TOOL_MODE ) && at_oc_cache ) {
+               avl_insert( &attr_cache, (caddr_t) air,
+                       attr_index_cmp, avl_dup_error );
+       }
+
        return air != NULL ? air->air_at : NULL;
 }
 
@@ -198,9 +210,9 @@ at_destroy( void )
        AttributeType *a;
        avl_free(attr_index, ldap_memfree);
 
-       while( !LDAP_SLIST_EMPTY(&attr_list) ) {
-               a = LDAP_SLIST_FIRST(&attr_list);
-               LDAP_SLIST_REMOVE_HEAD(&attr_list, sat_next);
+       while( !LDAP_STAILQ_EMPTY(&attr_list) ) {
+               a = LDAP_STAILQ_FIRST(&attr_list);
+               LDAP_STAILQ_REMOVE_HEAD(&attr_list, sat_next);
 
                if (a->sat_subtypes) ldap_memfree(a->sat_subtypes);
                ad_destroy(a->sat_ad);
@@ -218,7 +230,7 @@ at_start( AttributeType **at )
 {
        assert( at );
 
-       *at = LDAP_SLIST_FIRST(&attr_list);
+       *at = LDAP_STAILQ_FIRST(&attr_list);
 
        return (*at != NULL);
 }
@@ -232,7 +244,7 @@ at_next( AttributeType **at )
        {
                AttributeType *tmp = NULL;
 
-               LDAP_SLIST_FOREACH(tmp,&attr_list,sat_next) {
+               LDAP_STAILQ_FOREACH(tmp,&attr_list,sat_next) {
                        if ( tmp == *at ) {
                                break;
                        }
@@ -242,11 +254,61 @@ at_next( AttributeType **at )
        }
 #endif
 
-       *at = LDAP_SLIST_NEXT(*at,sat_next);
+       *at = LDAP_STAILQ_NEXT(*at,sat_next);
 
        return (*at != NULL);
 }
-       
+
+/*
+ * check whether the two attributeTypes actually __are__ identical,
+ * or rather inconsistent
+ */
+static int
+at_check_dup(
+       AttributeType           *sat,
+       AttributeType           *new_sat )
+{
+       if ( new_sat->sat_oid != NULL ) {
+               if ( sat->sat_oid == NULL ) {
+                       return SLAP_SCHERR_ATTR_INCONSISTENT;
+               }
+
+               if ( strcmp( sat->sat_oid, new_sat->sat_oid ) != 0 ) {
+                       return SLAP_SCHERR_ATTR_INCONSISTENT;
+               }
+
+       } else {
+               if ( sat->sat_oid != NULL ) {
+                       return SLAP_SCHERR_ATTR_INCONSISTENT;
+               }
+       }
+
+       if ( new_sat->sat_names ) {
+               int     i;
+
+               if ( sat->sat_names == NULL ) {
+                       return SLAP_SCHERR_ATTR_INCONSISTENT;
+               }
+
+               for ( i = 0; new_sat->sat_names[ i ]; i++ ) {
+                       if ( sat->sat_names[ i ] == NULL ) {
+                               return SLAP_SCHERR_ATTR_INCONSISTENT;
+                       }
+                       
+                       if ( strcasecmp( sat->sat_names[ i ],
+                                       new_sat->sat_names[ i ] ) != 0 )
+                       {
+                               return SLAP_SCHERR_ATTR_INCONSISTENT;
+                       }
+               }
+       } else {
+               if ( sat->sat_names != NULL ) {
+                       return SLAP_SCHERR_ATTR_INCONSISTENT;
+               }
+       }
+
+       return SLAP_SCHERR_ATTR_DUP;
+}
 
 
 static int
@@ -257,8 +319,6 @@ at_insert(
        struct aindexrec        *air;
        char                    **names;
 
-       LDAP_SLIST_NEXT( sat, sat_next ) = NULL;
-       LDAP_SLIST_INSERT_HEAD( &attr_list, sat, sat_next );
 
        if ( sat->sat_oid ) {
                air = (struct aindexrec *)
@@ -267,16 +327,27 @@ at_insert(
                air->air_name.bv_len = strlen(sat->sat_oid);
                air->air_at = sat;
                if ( avl_insert( &attr_index, (caddr_t) air,
-                                attr_index_cmp, avl_dup_error ) ) {
+                                attr_index_cmp, avl_dup_error ) )
+               {
+                       AttributeType   *old_sat;
+                       int             rc;
+
                        *err = sat->sat_oid;
-                       ldap_memfree(air);
-                       return SLAP_SCHERR_ATTR_DUP;
+
+                       old_sat = at_bvfind( &air->air_name );
+                       assert( old_sat != NULL );
+                       rc = at_check_dup( old_sat, sat );
+
+                       ldap_memfree( air );
+
+                       return rc;
                }
                /* FIX: temporal consistency check */
-               at_bvfind(&air->air_name);
+               at_bvfind( &air->air_name );
        }
 
-       if ( (names = sat->sat_names) ) {
+       names = sat->sat_names;
+       if ( names ) {
                while ( *names ) {
                        air = (struct aindexrec *)
                                ch_calloc( 1, sizeof(struct aindexrec) );
@@ -284,10 +355,20 @@ at_insert(
                        air->air_name.bv_len = strlen(*names);
                        air->air_at = sat;
                        if ( avl_insert( &attr_index, (caddr_t) air,
-                                        attr_index_cmp, avl_dup_error ) ) {
+                                        attr_index_cmp, avl_dup_error ) )
+                       {
+                               AttributeType   *old_sat;
+                               int             rc;
+
                                *err = *names;
+
+                               old_sat = at_bvfind( &air->air_name );
+                               assert( old_sat != NULL );
+                               rc = at_check_dup( old_sat, sat );
+
                                ldap_memfree(air);
-                               return SLAP_SCHERR_ATTR_DUP;
+
+                               return rc;
                        }
                        /* FIX: temporal consistency check */
                        at_bvfind(&air->air_name);
@@ -295,12 +376,16 @@ at_insert(
                }
        }
 
+       LDAP_STAILQ_INSERT_TAIL( &attr_list, sat, sat_next );
+
        return 0;
 }
 
 int
 at_add(
     LDAPAttributeType  *at,
+       int                             user,
+       AttributeType   **rsat,
     const char         **err )
 {
        AttributeType   *sat;
@@ -310,6 +395,7 @@ at_add(
        int             code;
        char    *cname;
        char    *oid;
+       char    *oidm = NULL;
 
        if ( !OID_LEADCHAR( at->at_oid[0] )) {
                /* Expand OID macros */
@@ -319,7 +405,7 @@ at_add(
                        return SLAP_SCHERR_OIDM;
                }
                if ( oid != at->at_oid ) {
-                       ldap_memfree( at->at_oid );
+                       oidm = at->at_oid;
                        at->at_oid = oid;
                }
        }
@@ -381,6 +467,7 @@ at_add(
 
        sat->sat_cname.bv_val = cname;
        sat->sat_cname.bv_len = strlen( cname );
+       sat->sat_oidmacro = oidm;
        ldap_pvt_thread_mutex_init(&sat->sat_ad_mutex);
 
        if ( at->at_sup_oid ) {
@@ -426,6 +513,29 @@ at_add(
                sat->sat_substr = sat->sat_sup->sat_substr;
        }
 
+       /*
+        * check for X-ORDERED attributes
+        */
+       if ( sat->sat_extensions ) {
+               for (i=0; sat->sat_extensions[i]; i++) {
+                       if (!strcasecmp( sat->sat_extensions[i]->lsei_name,
+                               "X-ORDERED" ) && sat->sat_extensions[i]->lsei_values ) {
+                               if ( !strcasecmp( sat->sat_extensions[i]->lsei_values[0],
+                                       "VALUES" )) {
+                                       sat->sat_flags |= SLAP_AT_ORDERED_VAL;
+                                       break;
+                               } else if ( !strcasecmp( sat->sat_extensions[i]->lsei_values[0],
+                                       "SIBLINGS" )) {
+                                       sat->sat_flags |= SLAP_AT_ORDERED_SIB;
+                                       break;
+                               }
+                       }
+               }
+       }
+
+       if ( !user )
+               sat->sat_flags |= SLAP_AT_HARDCODE;
+
        if ( at->at_syntax_oid ) {
                syn = syn_find(sat->sat_syntax_oid);
                if ( syn == NULL ) {
@@ -566,7 +676,9 @@ at_add(
                sat->sat_substr = mr;
        }
 
-       code = at_insert(sat,err);
+       code = at_insert( sat, err );
+       if ( code == 0 && rsat )
+               *rsat = sat;
        return code;
 }
 
@@ -589,6 +701,63 @@ at_index_print( void )
 }
 #endif
 
+void
+at_unparse( BerVarray *res, AttributeType *start, AttributeType *end, int sys )
+{
+       AttributeType *at;
+       int i, num;
+       struct berval bv, *bva = NULL, idx;
+       char ibuf[32];
+
+       if ( !start )
+               start = LDAP_STAILQ_FIRST( &attr_list );
+
+       /* count the result size */
+       i = 0;
+       for ( at=start; at; at=LDAP_STAILQ_NEXT(at, sat_next)) {
+               if ( sys && !(at->sat_flags & SLAP_AT_HARDCODE)) continue;
+               i++;
+               if ( at == end ) break;
+       }
+       if (!i) return;
+
+       num = i;
+       bva = ch_malloc( (num+1) * sizeof(struct berval) );
+       BER_BVZERO( bva );
+       idx.bv_val = ibuf;
+       if ( sys ) {
+               idx.bv_len = 0;
+               ibuf[0] = '\0';
+       }
+       i = 0;
+       for ( at=start; at; at=LDAP_STAILQ_NEXT(at, sat_next)) {
+               LDAPAttributeType lat, *latp;
+               if ( sys && !(at->sat_flags & SLAP_AT_HARDCODE)) continue;
+               if ( at->sat_oidmacro ) {
+                       lat = at->sat_atype;
+                       lat.at_oid = at->sat_oidmacro;
+                       latp = &lat;
+               } else {
+                       latp = &at->sat_atype;
+               }
+               if ( ldap_attributetype2bv( latp, &bv ) == NULL ) {
+                       ber_bvarray_free( bva );
+               }
+               if ( !sys ) {
+                       idx.bv_len = sprintf(idx.bv_val, "{%d}", i);
+               }
+               bva[i].bv_len = idx.bv_len + bv.bv_len;
+               bva[i].bv_val = ch_malloc( bva[i].bv_len + 1 );
+               strcpy( bva[i].bv_val, ibuf );
+               strcpy( bva[i].bv_val + idx.bv_len, bv.bv_val );
+               i++;
+               bva[i].bv_val = NULL;
+               ldap_memfree( bv.bv_val );
+               if ( at == end ) break;
+       }
+       *res = bva;
+}
+
 int
 at_schema_info( Entry *e )
 {
@@ -597,15 +766,14 @@ at_schema_info( Entry *e )
        struct berval   val;
        struct berval   nval;
 
-       LDAP_SLIST_FOREACH(at,&attr_list,sat_next) {
+       LDAP_STAILQ_FOREACH(at,&attr_list,sat_next) {
                if( at->sat_flags & SLAP_AT_HIDE ) continue;
 
                if ( ldap_attributetype2bv( &at->sat_atype, &val ) == NULL ) {
                        return -1;
                }
 
-               nval.bv_val = at->sat_oid;
-               nval.bv_len = strlen(at->sat_oid);
+               ber_str2bv( at->sat_oid, 0, 0, &nval );
 
                if( attr_merge_one( e, ad_attributeTypes, &val, &nval ) )
                {