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openldap/servers/slapd/back-sql/schema-map.c
Pierangelo Masarati 6beb139e61 fix nasty subtype bug (too many results)
2004-03-18 23:38:55 +00:00

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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2004 The OpenLDAP Foundation.
* Portions Copyright 1999 Dmitry Kovalev.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by Dmitry Kovalev for inclusion
* by OpenLDAP Software.
*/
#include "portable.h"
#ifdef SLAPD_SQL
#include <stdio.h>
#include <sys/types.h>
#include "ac/string.h"
#include "slap.h"
#include "lber_pvt.h"
#include "ldap_pvt.h"
#include "proto-sql.h"
#define BACKSQL_DUPLICATE (-1)
/*
* Uses the pointer to the ObjectClass structure
*/
static int
backsql_cmp_oc( const void *v_m1, const void *v_m2 )
{
const backsql_oc_map_rec *m1 = v_m1, *m2 = v_m2;
return SLAP_PTRCMP( m1->bom_oc, m2->bom_oc );
}
static int
backsql_cmp_oc_id( const void *v_m1, const void *v_m2 )
{
const backsql_oc_map_rec *m1 = v_m1, *m2 = v_m2;
return ( m1->bom_id < m2->bom_id ? -1 : ( m1->bom_id > m2->bom_id ? 1 : 0 ) );
}
/*
* Uses the pointer to the AttributeDescription structure
*/
static int
backsql_cmp_attr( const void *v_m1, const void *v_m2 )
{
const backsql_at_map_rec *m1 = v_m1, *m2 = v_m2;
return SLAP_PTRCMP( m1->bam_ad, m2->bam_ad );
}
int
backsql_dup_attr( void *v_m1, void *v_m2 )
{
backsql_at_map_rec *m1 = v_m1, *m2 = v_m2;
assert( m1->bam_ad == m2->bam_ad );
for ( ; m1->bam_next ; m1 = m1->bam_next );
m1->bam_next = m2;
m2->bam_next = NULL;
return BACKSQL_DUPLICATE;
}
static int
backsql_make_attr_query(
backsql_oc_map_rec *oc_map,
backsql_at_map_rec *at_map )
{
struct berbuf bb = BB_NULL;
backsql_strfcat( &bb, "lblblblbcbl",
(ber_len_t)sizeof( "SELECT " ) - 1, "SELECT ",
&at_map->bam_sel_expr,
(ber_len_t)sizeof( " AS " ) - 1, " AS ",
&at_map->bam_ad->ad_cname,
(ber_len_t)sizeof( " FROM " ) - 1, " FROM ",
&at_map->bam_from_tbls,
(ber_len_t)sizeof( " WHERE " ) - 1, " WHERE ",
&oc_map->bom_keytbl,
'.',
&oc_map->bom_keycol,
(ber_len_t)sizeof( "=?" ) - 1, "=?" );
if ( at_map->bam_join_where.bv_val != NULL ) {
backsql_strfcat( &bb, "lb",
(ber_len_t)sizeof( " AND ") - 1, " AND ",
&at_map->bam_join_where );
}
at_map->bam_query = bb.bb_val.bv_val;
return 0;
}
static int
backsql_add_sysmaps( backsql_oc_map_rec *oc_map )
{
backsql_at_map_rec *at_map;
char s[] = "+9223372036854775807L";
ber_len_t slen;
struct berbuf bb;
snprintf( s, sizeof( s ), "%ld", oc_map->bom_id );
slen = strlen( s );
at_map = (backsql_at_map_rec *)ch_calloc(1,
sizeof( backsql_at_map_rec ) );
at_map->bam_ad = slap_schema.si_ad_objectClass;
ber_str2bv( "ldap_entry_objclasses.oc_name", 0, 1,
&at_map->bam_sel_expr );
ber_str2bv( "ldap_entry_objclasses,ldap_entries", 0, 1,
&at_map->bam_from_tbls );
bb.bb_len = at_map->bam_from_tbls.bv_len + 1;
bb.bb_val = at_map->bam_from_tbls;
backsql_merge_from_clause( &bb, &oc_map->bom_keytbl );
at_map->bam_from_tbls = bb.bb_val;
bb.bb_val.bv_val = NULL;
bb.bb_val.bv_len = 0;
bb.bb_len = 0;
backsql_strfcat( &bb, "lbcbll",
(ber_len_t)sizeof( "ldap_entries.id=ldap_entry_objclasses.entry_id and ldap_entries.keyval=" ) - 1,
"ldap_entries.id=ldap_entry_objclasses.entry_id and ldap_entries.keyval=",
&oc_map->bom_keytbl,
'.',
&oc_map->bom_keycol,
(ber_len_t)sizeof( " and ldap_entries.oc_map_id=" ) - 1,
" and ldap_entries.oc_map_id=",
slen, s );
at_map->bam_oc = oc_map->bom_oc;
at_map->bam_join_where = bb.bb_val;
at_map->bam_add_proc = NULL;
at_map->bam_delete_proc = NULL;
at_map->bam_param_order = 0;
at_map->bam_expect_return = 0;
at_map->bam_next = NULL;
backsql_make_attr_query( oc_map, at_map );
if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add_sysmaps(): "
"duplicate attribute \"%s\" in objectClass \"%s\" map\n",
at_map->bam_ad->ad_cname.bv_val,
oc_map->bom_oc->soc_cname.bv_val, 0 );
}
at_map = (backsql_at_map_rec *)ch_calloc( 1,
sizeof( backsql_at_map_rec ) );
at_map->bam_ad = slap_schema.si_ad_ref;
ber_str2bv( "ldap_referrals.url", 0, 1, &at_map->bam_sel_expr );
ber_str2bv( "ldap_referrals,ldap_entries", 0, 1, &at_map->bam_from_tbls );
bb.bb_val.bv_val = NULL;
bb.bb_val.bv_len = 0;
bb.bb_len = at_map->bam_from_tbls.bv_len + 1;
backsql_merge_from_clause( &bb, &oc_map->bom_keytbl );
at_map->bam_from_tbls = bb.bb_val;
bb.bb_val.bv_val = NULL;
bb.bb_val.bv_len = 0;
bb.bb_len = 0;
backsql_strfcat( &bb, "lbcbll",
(ber_len_t)sizeof( "ldap_entries.id=ldap_referrals.entry_id and ldap_entries.keyval=" ) - 1,
"ldap_entries.id=ldap_referrals.entry_id and ldap_entries.keyval=",
&oc_map->bom_keytbl,
'.',
&oc_map->bom_keycol,
(ber_len_t)sizeof( " and ldap_entries.oc_map_id=" ) - 1,
" and ldap_entries.oc_map_id=",
slen, s );
at_map->bam_oc = NULL;
at_map->bam_join_where = bb.bb_val;
at_map->bam_add_proc = NULL;
at_map->bam_delete_proc = NULL;
at_map->bam_param_order = 0;
at_map->bam_expect_return = 0;
at_map->bam_next = NULL;
backsql_make_attr_query( oc_map, at_map );
if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
Debug( LDAP_DEBUG_TRACE, "backsql_add_sysmaps(): "
"duplicate attribute \"%s\" in objectClass \"%s\" map\n",
at_map->bam_ad->ad_cname.bv_val,
oc_map->bom_oc->soc_cname.bv_val, 0 );
}
return 1;
}
int
backsql_load_schema_map( backsql_info *si, SQLHDBC dbh )
{
SQLHSTMT oc_sth, at_sth;
RETCODE rc;
BACKSQL_ROW_NTS oc_row, at_row;
unsigned long oc_id;
backsql_oc_map_rec *oc_map;
backsql_at_map_rec *at_map;
Debug( LDAP_DEBUG_TRACE, "==>backsql_load_schema_map()\n", 0, 0, 0 );
/*
* TimesTen : See if the ldap_entries.dn_ru field exists in the schema
*/
if ( !BACKSQL_DONTCHECK_LDAPINFO_DN_RU( si ) ) {
rc = backsql_Prepare( dbh, &oc_sth,
backsql_check_dn_ru_query, 0 );
if ( rc == SQL_SUCCESS ) {
/* Yes, the field exists */
si->bsql_flags |= BSQLF_HAS_LDAPINFO_DN_RU;
Debug( LDAP_DEBUG_TRACE, "ldapinfo.dn_ru field exists "
"in the schema\n", 0, 0, 0 );
} else {
/* No such field exists */
si->bsql_flags &= ~BSQLF_HAS_LDAPINFO_DN_RU;
}
SQLFreeStmt( oc_sth, SQL_DROP );
}
rc = backsql_Prepare( dbh, &oc_sth, si->oc_query, 0 );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"error preparing oc_query: '%s'\n",
si->oc_query, 0, 0 );
backsql_PrintErrors( si->db_env, dbh, oc_sth, rc );
return LDAP_OTHER;
}
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): at_query '%s'\n",
si->at_query, 0, 0 );
rc = backsql_Prepare( dbh, &at_sth, si->at_query, 0 );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"error preparing at_query: '%s'\n",
si->at_query, 0, 0 );
backsql_PrintErrors( si->db_env, dbh, at_sth, rc );
return LDAP_OTHER;
}
rc = backsql_BindParamID( at_sth, 1, &oc_id );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"error binding param for at_query: \n", 0, 0, 0 );
backsql_PrintErrors( si->db_env, dbh, at_sth, rc );
return LDAP_OTHER;
}
rc = SQLExecute( oc_sth );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"error executing oc_query: \n", 0, 0, 0 );
backsql_PrintErrors( si->db_env, dbh, oc_sth, rc );
return LDAP_OTHER;
}
backsql_BindRowAsStrings( oc_sth, &oc_row );
rc = SQLFetch( oc_sth );
for ( ; BACKSQL_SUCCESS( rc ); rc = SQLFetch( oc_sth ) ) {
int colnum;
oc_map = (backsql_oc_map_rec *)ch_calloc( 1,
sizeof( backsql_oc_map_rec ) );
oc_map->bom_id = strtol( oc_row.cols[ 0 ], NULL, 0 );
oc_map->bom_oc = oc_find( oc_row.cols[ 1 ] );
if ( oc_map->bom_oc == NULL ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"objectClass '%s' is not defined in schema\n",
oc_row.cols[ 1 ], 0, 0 );
return LDAP_OTHER; /* undefined objectClass ? */
}
ber_str2bv( oc_row.cols[ 2 ], 0, 1, &oc_map->bom_keytbl );
ber_str2bv( oc_row.cols[ 3 ], 0, 1, &oc_map->bom_keycol );
oc_map->bom_create_proc = ( oc_row.value_len[ 4 ] < 0 ) ? NULL
: ch_strdup( oc_row.cols[ 4 ] );
colnum = 5;
if ( BACKSQL_CREATE_NEEDS_SELECT( si ) ) {
colnum = 6;
oc_map->bom_create_keyval = ( oc_row.value_len[ 5 ] < 0 )
? NULL : ch_strdup( oc_row.cols[ 5 ] );
}
oc_map->bom_delete_proc = ( oc_row.value_len[ colnum ] < 0 ) ? NULL
: ch_strdup( oc_row.cols[ colnum ] );
oc_map->bom_expect_return = strtol( oc_row.cols[ colnum + 1 ],
NULL, 0 );
/*
* FIXME: first attempt to check for offending
* instructions in {create|delete}_proc
*/
oc_map->bom_attrs = NULL;
if ( avl_insert( &si->oc_by_oc, oc_map, backsql_cmp_oc, avl_dup_error ) == -1 ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"duplicate objectClass \"%s\" in objectClass map\n",
oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
return LDAP_OTHER;
}
if ( avl_insert( &si->oc_by_id, oc_map, backsql_cmp_oc_id, avl_dup_error ) == -1 ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"duplicate objectClass \"%s\" in objectClass by ID map\n",
oc_map->bom_oc->soc_cname.bv_val, 0, 0 );
return LDAP_OTHER;
}
oc_id = oc_map->bom_id;
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"objectClass '%s': keytbl='%s' keycol='%s'\n",
BACKSQL_OC_NAME( oc_map ),
oc_map->bom_keytbl.bv_val, oc_map->bom_keycol.bv_val );
if ( oc_map->bom_create_proc ) {
Debug( LDAP_DEBUG_TRACE, "create_proc='%s'\n",
oc_map->bom_create_proc, 0, 0 );
}
if ( oc_map->bom_create_keyval ) {
Debug( LDAP_DEBUG_TRACE, "create_keyval='%s'\n",
oc_map->bom_create_keyval, 0, 0 );
}
if ( oc_map->bom_delete_proc ) {
Debug( LDAP_DEBUG_TRACE, "delete_proc='%s'\n",
oc_map->bom_delete_proc, 0, 0 );
}
Debug( LDAP_DEBUG_TRACE, "expect_return: "
"add=%d, del=%d; attributes:\n",
BACKSQL_IS_ADD( oc_map->bom_expect_return ),
BACKSQL_IS_DEL( oc_map->bom_expect_return ), 0 );
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"autoadding 'objectClass' and 'ref' mappings\n",
0, 0, 0 );
backsql_add_sysmaps( oc_map );
rc = SQLExecute( at_sth );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"error executing at_query: \n", 0, 0, 0 );
backsql_PrintErrors( SQL_NULL_HENV, dbh, at_sth, rc );
return LDAP_OTHER;
}
backsql_BindRowAsStrings( at_sth, &at_row );
rc = SQLFetch( at_sth );
for ( ; BACKSQL_SUCCESS(rc); rc = SQLFetch( at_sth ) ) {
const char *text = NULL;
struct berval bv;
struct berbuf bb = BB_NULL;
Debug( LDAP_DEBUG_TRACE,
"attributeType:\n"
"\tname='%s'\n"
"\tsel_expr='%s'\n"
"\tfrom='%s'\n",
at_row.cols[ 0 ], at_row.cols[ 1 ],
at_row.cols[ 2 ] );
Debug( LDAP_DEBUG_TRACE,
"\tjoin_where='%s'\n"
"\tadd_proc='%s'\n"
"\tdelete_proc='%s'\n",
at_row.cols[ 3 ], at_row.cols[ 4 ],
at_row.cols[ 5 ]);
/* TimesTen */
Debug( LDAP_DEBUG_TRACE, "\tsel_expr_u='%s'\n",
at_row.cols[ 8 ], 0, 0 );
at_map = (backsql_at_map_rec *)ch_calloc( 1,
sizeof( backsql_at_map_rec ) );
rc = slap_str2ad( at_row.cols[ 0 ],
&at_map->bam_ad, &text );
if ( rc != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"attribute '%s' for objectClass '%s' "
"is not defined in schema: %s\n",
at_row.cols[ 0 ],
BACKSQL_OC_NAME( oc_map ), text );
return LDAP_CONSTRAINT_VIOLATION;
}
ber_str2bv( at_row.cols[ 1 ], 0, 1, &at_map->bam_sel_expr );
if ( at_row.value_len[ 8 ] < 0 ) {
at_map->bam_sel_expr_u.bv_val = NULL;
at_map->bam_sel_expr_u.bv_len = 0;
} else {
ber_str2bv( at_row.cols[ 8 ], 0, 1,
&at_map->bam_sel_expr_u );
}
ber_str2bv( at_row.cols[ 2 ], 0, 0, &bv );
backsql_merge_from_clause( &bb, &bv );
at_map->bam_from_tbls = bb.bb_val;
if ( at_row.value_len[ 3 ] < 0 ) {
at_map->bam_join_where.bv_val = NULL;
at_map->bam_join_where.bv_len = 0;
} else {
ber_str2bv( at_row.cols[ 3 ], 0, 1,
&at_map->bam_join_where );
}
at_map->bam_add_proc = NULL;
if ( at_row.value_len[ 4 ] > 0 ) {
at_map->bam_add_proc = ch_strdup( at_row.cols[4] );
}
at_map->bam_delete_proc = NULL;
if ( at_row.value_len[ 5 ] > 0 ) {
at_map->bam_delete_proc = ch_strdup( at_row.cols[ 5 ] );
}
at_map->bam_param_order = strtol( at_row.cols[ 6 ],
NULL, 0 );
at_map->bam_expect_return = strtol( at_row.cols[ 7 ],
NULL, 0 );
backsql_make_attr_query( oc_map, at_map );
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"preconstructed query '%s'\n",
at_map->bam_query, 0, 0 );
at_map->bam_next = NULL;
if ( avl_insert( &oc_map->bom_attrs, at_map, backsql_cmp_attr, backsql_dup_attr ) == BACKSQL_DUPLICATE ) {
Debug( LDAP_DEBUG_TRACE, "backsql_load_schema_map(): "
"duplicate attribute \"%s\" "
"in objectClass \"%s\" map\n",
at_map->bam_ad->ad_cname.bv_val,
oc_map->bom_oc->soc_cname.bv_val, 0 );
}
if ( si->upper_func.bv_val && at_map->bam_sel_expr_u.bv_val == NULL ) {
struct berbuf bb = BB_NULL;
backsql_strfcat( &bb, "bcbc",
&si->upper_func,
'(' /* ) */ ,
&at_map->bam_sel_expr,
/* ( */ ')' );
at_map->bam_sel_expr_u = bb.bb_val;
}
}
backsql_FreeRow( &at_row );
SQLFreeStmt( at_sth, SQL_CLOSE );
}
backsql_FreeRow( &oc_row );
SQLFreeStmt( at_sth, SQL_DROP );
SQLFreeStmt( oc_sth, SQL_DROP );
si->bsql_flags |= BSQLF_SCHEMA_LOADED;
Debug( LDAP_DEBUG_TRACE, "<==backsql_load_schema_map()\n", 0, 0, 0 );
return LDAP_SUCCESS;
}
backsql_oc_map_rec *
backsql_oc2oc( backsql_info *si, ObjectClass *oc )
{
backsql_oc_map_rec tmp, *res;
#ifdef BACKSQL_TRACE
Debug( LDAP_DEBUG_TRACE, "==>backsql_oc2oc(): "
"searching for objectclass with name='%s'\n",
objclass, 0, 0 );
#endif /* BACKSQL_TRACE */
tmp.bom_oc = oc;
res = (backsql_oc_map_rec *)avl_find( si->oc_by_oc, &tmp, backsql_cmp_oc );
#ifdef BACKSQL_TRACE
if ( res != NULL ) {
Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
"found name='%s', id=%d\n",
BACKSQL_OC_NAME( res ), res->id, 0 );
} else {
Debug( LDAP_DEBUG_TRACE, "<==backsql_oc2oc(): "
"not found\n", 0, 0, 0 );
}
#endif /* BACKSQL_TRACE */
return res;
}
backsql_oc_map_rec *
backsql_name2oc( backsql_info *si, struct berval *oc_name )
{
backsql_oc_map_rec tmp, *res;
#ifdef BACKSQL_TRACE
Debug( LDAP_DEBUG_TRACE, "==>oc_with_name(): "
"searching for objectclass with name='%s'\n",
objclass, 0, 0 );
#endif /* BACKSQL_TRACE */
tmp.bom_oc = oc_bvfind( oc_name );
if ( tmp.bom_oc == NULL ) {
return NULL;
}
res = (backsql_oc_map_rec *)avl_find( si->oc_by_oc, &tmp, backsql_cmp_oc );
#ifdef BACKSQL_TRACE
if ( res != NULL ) {
Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
"found name='%s', id=%d\n",
BACKSQL_OC_NAME( res ), res->bom_id, 0 );
} else {
Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
"not found\n", 0, 0, 0 );
}
#endif /* BACKSQL_TRACE */
return res;
}
backsql_oc_map_rec *
backsql_id2oc( backsql_info *si, unsigned long id )
{
backsql_oc_map_rec tmp, *res;
#ifdef BACKSQL_TRACE
Debug( LDAP_DEBUG_TRACE, "==>oc_with_id(): "
"searching for objectclass with id='%d'\n", id, 0, 0 );
#endif /* BACKSQL_TRACE */
tmp.bom_id = id;
res = (backsql_oc_map_rec *)avl_find( si->oc_by_id, &tmp,
backsql_cmp_oc_id );
#ifdef BACKSQL_TRACE
if ( res != NULL ) {
Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
"found name='%s', id=%d\n",
BACKSQL_OC_NAME( res ), res->bom_id, 0 );
} else {
Debug( LDAP_DEBUG_TRACE, "<==oc_with_name(): "
"not found\n", 0, 0, 0 );
}
#endif /* BACKSQL_TRACE */
return res;
}
backsql_at_map_rec *
backsql_ad2at( backsql_oc_map_rec* objclass, AttributeDescription *ad )
{
backsql_at_map_rec tmp, *res;
#ifdef BACKSQL_TRACE
Debug( LDAP_DEBUG_TRACE, "==>backsql_ad2at(): "
"searching for attribute '%s' for objectclass '%s'\n",
attr, BACKSQL_OC_NAME( objclass ), 0 );
#endif /* BACKSQL_TRACE */
tmp.bam_ad = ad;
res = (backsql_at_map_rec *)avl_find( objclass->bom_attrs, &tmp,
backsql_cmp_attr );
#ifdef BACKSQL_TRACE
if ( res != NULL ) {
Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
"found name='%s', sel_expr='%s'\n",
res->bam_ad->ad_cname.bv_val,
res->bam_sel_expr.bv_val, 0 );
} else {
Debug( LDAP_DEBUG_TRACE, "<==backsql_ad2at(): "
"not found\n", 0, 0, 0 );
}
#endif /* BACKSQL_TRACE */
return res;
}
/* attributeType inheritance */
struct supad2at_t {
backsql_at_map_rec **ret;
AttributeDescription *ad;
unsigned n;
};
#define SUPAD2AT_STOP (-1)
static int
supad2at_f( void *v_at, void *v_arg )
{
backsql_at_map_rec *at = (backsql_at_map_rec *)v_at;
struct supad2at_t *va = (struct supad2at_t *)v_arg;
if ( is_at_subtype( at->bam_ad->ad_type, va->ad->ad_type ) ) {
backsql_at_map_rec **ret;
unsigned i;
/* if already listed, holler! (should never happen) */
if ( va->ret ) {
for ( i = 0; i < va->n; i++ ) {
if ( va->ret[ i ]->bam_ad == at->bam_ad ) {
break;
}
}
if ( i < va->n ) {
return 0;
}
}
ret = ch_realloc( va->ret,
sizeof( backsql_at_map_rec *) * ( va->n + 2 ) );
if ( ret == NULL ) {
ch_free( va->ret );
return SUPAD2AT_STOP;
}
ret[ va->n ] = at;
va->n++;
ret[ va->n ] = NULL;
va->ret = ret;
}
return 0;
}
/*
* stores in *pret a NULL terminated array of pointers
* to backsql_at_map_rec whose attributeType is supad->ad_type
* or derived from it
*/
int
backsql_supad2at( backsql_oc_map_rec *objclass, AttributeDescription *supad,
backsql_at_map_rec ***pret )
{
struct supad2at_t va;
int rc;
assert( objclass );
assert( supad );
assert( pret );
*pret = NULL;
va.ret = NULL;
va.ad = supad;
va.n = 0;
rc = avl_apply( objclass->bom_attrs, supad2at_f, &va,
SUPAD2AT_STOP, AVL_INORDER );
if ( rc == SUPAD2AT_STOP ) {
return -1;
}
*pret = va.ret;
return 0;
}
static void
backsql_free_attr( void *v_at )
{
backsql_at_map_rec *at = v_at;
Debug( LDAP_DEBUG_TRACE, "==>free_attr(): '%s'\n",
at->bam_ad->ad_cname.bv_val, 0, 0 );
ch_free( at->bam_sel_expr.bv_val );
if ( at->bam_from_tbls.bv_val != NULL ) {
ch_free( at->bam_from_tbls.bv_val );
}
if ( at->bam_join_where.bv_val != NULL ) {
ch_free( at->bam_join_where.bv_val );
}
if ( at->bam_add_proc != NULL ) {
ch_free( at->bam_add_proc );
}
if ( at->bam_delete_proc != NULL ) {
ch_free( at->bam_delete_proc );
}
if ( at->bam_query ) {
ch_free( at->bam_query );
}
/* TimesTen */
if ( at->bam_sel_expr_u.bv_val ) {
ch_free( at->bam_sel_expr_u.bv_val );
}
if ( at->bam_next ) {
backsql_free_attr( at->bam_next );
}
ch_free( at );
Debug( LDAP_DEBUG_TRACE, "<==free_attr()\n", 0, 0, 0 );
}
static void
backsql_free_oc( void *v_oc )
{
backsql_oc_map_rec *oc = v_oc;
Debug( LDAP_DEBUG_TRACE, "==>free_oc(): '%s'\n",
BACKSQL_OC_NAME( oc ), 0, 0 );
avl_free( oc->bom_attrs, backsql_free_attr );
ch_free( oc->bom_keytbl.bv_val );
ch_free( oc->bom_keycol.bv_val );
if ( oc->bom_create_proc != NULL ) {
ch_free( oc->bom_create_proc );
}
if ( oc->bom_create_keyval != NULL ) {
ch_free( oc->bom_create_keyval );
}
if ( oc->bom_delete_proc != NULL ) {
ch_free( oc->bom_delete_proc );
}
ch_free( oc );
Debug( LDAP_DEBUG_TRACE, "<==free_oc()\n", 0, 0, 0 );
}
int
backsql_destroy_schema_map( backsql_info *si )
{
Debug( LDAP_DEBUG_TRACE, "==>destroy_schema_map()\n", 0, 0, 0 );
avl_free( si->oc_by_oc, 0 );
avl_free( si->oc_by_id, backsql_free_oc );
Debug( LDAP_DEBUG_TRACE, "<==destroy_schema_map()\n", 0, 0, 0 );
return 0;
}
#endif /* SLAPD_SQL */
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