X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-bdb%2Fattr.c;h=15a28a91ba2bf6b9363365a168195811061c4a00;hb=0af1940f3fb59fe57b2281ef253fe1341c505c2c;hp=3947aeab7294afed0abd813f9bbf74367d968b27;hpb=35c19ef342708f8350bba7641be33f764887bcec;p=openldap
diff --git a/servers/slapd/back-bdb/attr.c b/servers/slapd/back-bdb/attr.c
index 3947aeab72..15a28a91ba 100644
--- a/servers/slapd/back-bdb/attr.c
+++ b/servers/slapd/back-bdb/attr.c
@@ -2,7 +2,7 @@
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software .
*
- * Copyright 2000-2004 The OpenLDAP Foundation.
+ * Copyright 2000-2006 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -23,63 +23,67 @@
#include "slap.h"
#include "back-bdb.h"
+#include "lutil.h"
-/* for the cache of attribute information (which are indexed, etc.) */
-typedef struct bdb_attrinfo {
- AttributeDescription *ai_desc; /* attribute description cn;lang-en */
- slap_mask_t ai_indexmask; /* how the attr is indexed */
-#ifdef LDAP_COMP_MATCH
- ComponentReference* ai_cr; /*component indexing*/
-#endif
-} AttrInfo;
-
-static int
-ainfo_type_cmp(
- const void *v_desc,
- const void *v_a
-)
+/* Find the ad, return -1 if not found,
+ * set point for insertion if ins is non-NULL
+ */
+int
+bdb_attr_slot( struct bdb_info *bdb, AttributeDescription *ad, unsigned *ins )
{
- const AttributeDescription *desc = v_desc;
- const AttrInfo *a = v_a;
- return SLAP_PTRCMP(desc, a->ai_desc);
+ unsigned base = 0, cursor = 0;
+ unsigned n = bdb->bi_nattrs;
+ int val = 0;
+
+ while ( 0 < n ) {
+ int pivot = n >> 1;
+ cursor = base + pivot;
+
+ val = SLAP_PTRCMP( ad, bdb->bi_attrs[cursor]->ai_desc );
+ if ( val < 0 ) {
+ n = pivot;
+ } else if ( val > 0 ) {
+ base = cursor + 1;
+ n -= pivot + 1;
+ } else {
+ return cursor;
+ }
+ }
+ if ( ins ) {
+ if ( val > 0 )
+ ++cursor;
+ *ins = cursor;
+ }
+ return -1;
}
static int
-ainfo_cmp(
- const void *v_a,
- const void *v_b
-)
-{
- const AttrInfo *a = v_a, *b = v_b;
- return SLAP_PTRCMP(a->ai_desc, b->ai_desc);
-}
-
-#ifdef LDAP_COMP_MATCH
-void
-bdb_attr_comp_ref(
- struct bdb_info *bdb,
- AttributeDescription *desc,
- ComponentReference** cr )
+ainfo_insert( struct bdb_info *bdb, AttrInfo *a )
{
- AttrInfo *a;
-
- a = (AttrInfo *) avl_find( bdb->bi_attrs, desc, ainfo_type_cmp );
-
- *cr = a != NULL ? a->ai_cr : 0 ;
+ unsigned x;
+ int i = bdb_attr_slot( bdb, a->ai_desc, &x );
+
+ /* Is it a dup? */
+ if ( i >= 0 )
+ return -1;
+
+ bdb->bi_attrs = ch_realloc( bdb->bi_attrs, ( bdb->bi_nattrs+1 ) *
+ sizeof( AttrInfo * ));
+ if ( x < bdb->bi_nattrs )
+ AC_MEMCPY( &bdb->bi_attrs[x+1], &bdb->bi_attrs[x],
+ ( bdb->bi_nattrs - x ) * sizeof( AttrInfo *));
+ bdb->bi_attrs[x] = a;
+ bdb->bi_nattrs++;
+ return 0;
}
-#endif
-void
+AttrInfo *
bdb_attr_mask(
struct bdb_info *bdb,
- AttributeDescription *desc,
- slap_mask_t *indexmask )
+ AttributeDescription *desc )
{
- AttrInfo *a;
-
- a = (AttrInfo *) avl_find( bdb->bi_attrs, desc, ainfo_type_cmp );
-
- *indexmask = a != NULL ? a->ai_indexmask : 0;
+ int i = bdb_attr_slot( bdb, desc, NULL );
+ return i < 0 ? NULL : bdb->bi_attrs[i];
}
int
@@ -90,7 +94,7 @@ bdb_attr_index_config(
int argc,
char **argv )
{
- int rc;
+ int rc = 0;
int i;
slap_mask_t mask;
char **attrs;
@@ -112,7 +116,8 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"no indexes specified: %s\n",
fname, lineno, argv[1] );
- return LDAP_PARAM_ERROR;
+ rc = LDAP_PARAM_ERROR;
+ goto done;
}
}
@@ -130,7 +135,8 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"index type \"%s\" undefined\n",
fname, lineno, indexes[i] );
- return LDAP_PARAM_ERROR;
+ rc = LDAP_PARAM_ERROR;
+ goto done;
}
mask |= index;
@@ -141,7 +147,8 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"no indexes selected\n",
fname, lineno );
- return LDAP_PARAM_ERROR;
+ rc = LDAP_PARAM_ERROR;
+ goto done;
}
for ( i = 0; attrs[i] != NULL; i++ ) {
@@ -165,7 +172,7 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"index component reference\"%s\" undefined\n",
fname, lineno, attrs[i] );
- return rc;
+ goto done;
}
cr->cr_indexmask = mask;
/*
@@ -175,11 +182,6 @@ bdb_attr_index_config(
} else {
cr = NULL;
}
-#endif
- a = (AttrInfo *) ch_malloc( sizeof(AttrInfo) );
-
-#ifdef LDAP_COMP_MATCH
- a->ai_cr = NULL;
#endif
ad = NULL;
rc = slap_str2ad( attrs[i], &ad, &text );
@@ -188,14 +190,15 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"index attribute \"%s\" undefined\n",
fname, lineno, attrs[i] );
- return rc;
+ goto done;
}
if( slap_ad_is_binary( ad ) ) {
fprintf( stderr, "%s: line %d: "
"index of attribute \"%s\" disallowed\n",
fname, lineno, attrs[i] );
- return LDAP_UNWILLING_TO_PERFORM;
+ rc = LDAP_UNWILLING_TO_PERFORM;
+ goto done;
}
if( IS_SLAP_INDEX( mask, SLAP_INDEX_APPROX ) && !(
@@ -206,7 +209,8 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"approx index of attribute \"%s\" disallowed\n",
fname, lineno, attrs[i] );
- return LDAP_INAPPROPRIATE_MATCHING;
+ rc = LDAP_INAPPROPRIATE_MATCHING;
+ goto done;
}
if( IS_SLAP_INDEX( mask, SLAP_INDEX_EQUALITY ) && !(
@@ -217,7 +221,8 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"equality index of attribute \"%s\" disallowed\n",
fname, lineno, attrs[i] );
- return LDAP_INAPPROPRIATE_MATCHING;
+ rc = LDAP_INAPPROPRIATE_MATCHING;
+ goto done;
}
if( IS_SLAP_INDEX( mask, SLAP_INDEX_SUBSTR ) && !(
@@ -228,17 +233,31 @@ bdb_attr_index_config(
fprintf( stderr, "%s: line %d: "
"substr index of attribute \"%s\" disallowed\n",
fname, lineno, attrs[i] );
- return LDAP_INAPPROPRIATE_MATCHING;
+ rc = LDAP_INAPPROPRIATE_MATCHING;
+ goto done;
}
Debug( LDAP_DEBUG_CONFIG, "index %s 0x%04lx\n",
ad->ad_cname.bv_val, mask, 0 );
+ a = (AttrInfo *) ch_malloc( sizeof(AttrInfo) );
+
+#ifdef LDAP_COMP_MATCH
+ a->ai_cr = NULL;
+#endif
a->ai_desc = ad;
- a->ai_indexmask = mask;
+
+ if ( bdb->bi_flags & BDB_IS_OPEN ) {
+ a->ai_indexmask = 0;
+ a->ai_newmask = mask;
+ } else {
+ a->ai_indexmask = mask;
+ a->ai_newmask = 0;
+ }
+
#ifdef LDAP_COMP_MATCH
if ( cr ) {
- a_cr = avl_find( bdb->bi_attrs, ad, ainfo_type_cmp );
+ a_cr = bdb_attr_mask( bdb, ad );
if ( a_cr ) {
/*
* AttrInfo is already in AVL
@@ -248,39 +267,131 @@ bdb_attr_index_config(
rc = insert_component_reference( cr, &a_cr->ai_cr );
if ( rc != LDAP_SUCCESS) {
fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
- return LDAP_PARAM_ERROR;
+ rc = LDAP_PARAM_ERROR;
+ goto done;
}
continue;
} else {
rc = insert_component_reference( cr, &a->ai_cr );
if ( rc != LDAP_SUCCESS) {
fprintf( stderr, " error during inserting component reference in %s ", attrs[i]);
- return LDAP_PARAM_ERROR;
+ rc = LDAP_PARAM_ERROR;
+ goto done;
}
}
}
#endif
- rc = avl_insert( &bdb->bi_attrs, (caddr_t) a,
- ainfo_cmp, avl_dup_error );
-
+ rc = ainfo_insert( bdb, a );
if( rc ) {
- fprintf( stderr, "%s: line %d: duplicate index definition "
- "for attr \"%s\" (ignored)\n",
+ if ( bdb->bi_flags & BDB_IS_OPEN ) {
+ AttrInfo *b = bdb_attr_mask( bdb, ad );
+ /* If we were editing this attr, reset it */
+ b->ai_indexmask &= ~BDB_INDEX_DELETING;
+ /* If this is leftover from a previous add, commit it */
+ if ( b->ai_newmask )
+ b->ai_indexmask = b->ai_newmask;
+ b->ai_newmask = a->ai_newmask;
+ ch_free( a );
+ continue;
+ }
+ fprintf( stderr,
+ "%s: line %d: duplicate index definition for attr \"%s\".\n",
fname, lineno, attrs[i] );
- return LDAP_PARAM_ERROR;
+ rc = LDAP_PARAM_ERROR;
+ goto done;
}
}
+done:
ldap_charray_free( attrs );
if ( indexes != NULL ) ldap_charray_free( indexes );
- return LDAP_SUCCESS;
+ return rc;
+}
+
+static int
+bdb_attr_index_unparser( void *v1, void *v2 )
+{
+ AttrInfo *ai = v1;
+ BerVarray *bva = v2;
+ struct berval bv;
+ char *ptr;
+
+ slap_index2bvlen( ai->ai_indexmask, &bv );
+ if ( bv.bv_len ) {
+ bv.bv_len += ai->ai_desc->ad_cname.bv_len + 1;
+ ptr = ch_malloc( bv.bv_len+1 );
+ bv.bv_val = lutil_strcopy( ptr, ai->ai_desc->ad_cname.bv_val );
+ *bv.bv_val++ = ' ';
+ slap_index2bv( ai->ai_indexmask, &bv );
+ bv.bv_val = ptr;
+ ber_bvarray_add( bva, &bv );
+ }
+ return 0;
+}
+
+static AttributeDescription addef = { NULL, NULL, BER_BVC("default") };
+static AttrInfo aidef = { &addef };
+
+void
+bdb_attr_index_unparse( struct bdb_info *bdb, BerVarray *bva )
+{
+ int i;
+
+ if ( bdb->bi_defaultmask ) {
+ aidef.ai_indexmask = bdb->bi_defaultmask;
+ bdb_attr_index_unparser( &aidef, bva );
+ }
+ for ( i=0; ibi_nattrs; i++ )
+ bdb_attr_index_unparser( bdb->bi_attrs[i], bva );
}
void
-bdb_attr_index_destroy( Avlnode *tree )
+bdb_attr_info_free( AttrInfo *ai )
{
- avl_free( tree, free );
+#ifdef LDAP_COMP_MATCH
+ free( ai->ai_cr );
+#endif
+ free( ai );
+}
+
+void
+bdb_attr_index_destroy( struct bdb_info *bdb )
+{
+ int i;
+
+ for ( i=0; ibi_nattrs; i++ )
+ bdb_attr_info_free( bdb->bi_attrs[i] );
+
+ free( bdb->bi_attrs );
}
+void bdb_attr_index_free( struct bdb_info *bdb, AttributeDescription *ad )
+{
+ int i;
+
+ i = bdb_attr_slot( bdb, ad, NULL );
+ if ( i >= 0 ) {
+ bdb_attr_info_free( bdb->bi_attrs[i] );
+ bdb->bi_nattrs--;
+ for (; ibi_nattrs; i++)
+ bdb->bi_attrs[i] = bdb->bi_attrs[i+1];
+ }
+}
+
+void bdb_attr_flush( struct bdb_info *bdb )
+{
+ int i;
+
+ for ( i=0; ibi_nattrs; i++ ) {
+ if ( bdb->bi_attrs[i]->ai_indexmask & BDB_INDEX_DELETING ) {
+ int j;
+ bdb_attr_info_free( bdb->bi_attrs[i] );
+ bdb->bi_nattrs--;
+ for (j=i; jbi_nattrs; j++)
+ bdb->bi_attrs[j] = bdb->bi_attrs[j+1];
+ i--;
+ }
+ }
+}