-/*
- * Copyright 1999, Dmitry Kovalev <mit@openldap.org>, All rights reserved.
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
- * Redistribution and use in source and binary forms are permitted only
- * as authorized by the OpenLDAP Public License. A copy of this
- * license is available at http://www.OpenLDAP.org/license.html or
- * in file LICENSE in the top-level directory of the distribution.
+ * 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"
#include <stdio.h>
#include "ac/string.h"
#include <sys/types.h>
+
#include "slap.h"
-#include "ldap_pvt.h"
-#include "back-sql.h"
-#include "sql-types.h"
-#include "sql-wrap.h"
-#include "schema-map.h"
+#include "proto-sql.h"
#define MAX_ATTR_LEN 16384
-typedef struct backsql_conn {
- int ldap_cid;
+typedef struct backsql_db_conn {
+ unsigned long ldap_cid;
SQLHDBC dbh;
} backsql_db_conn;
Debug( LDAP_DEBUG_TRACE, "Return code: %d\n", rc, 0, 0 );
-
- rc = SQLError( henv, hdbc, sth, state, &iSqlCode, msg,
- SQL_MAX_MESSAGE_LENGTH - 1, &len );
- for ( ; BACKSQL_SUCCESS( rc ); ) {
- Debug( LDAP_DEBUG_TRACE, "Native error code: %d\n",
- (int)iSqlCode, 0, 0 );
- Debug( LDAP_DEBUG_TRACE, "SQL engine state: %s\n",
- state, 0, 0 );
- Debug( LDAP_DEBUG_TRACE, "Message: %s\n", msg, 0, 0 );
- rc = SQLError( henv, hdbc, sth, state, &iSqlCode, msg,
- SQL_MAX_MESSAGE_LENGTH - 1, &len );
+ for ( ; rc = SQLError( henv, hdbc, sth, state, &iSqlCode, msg,
+ SQL_MAX_MESSAGE_LENGTH - 1, &len ), BACKSQL_SUCCESS( rc ); ) {
+ Debug( LDAP_DEBUG_TRACE,
+ " Native error code: %d\n"
+ " SQL engine state: %s\n"
+ " Message: %s\n",
+ (int)iSqlCode, state, msg );
}
}
}
#ifdef BACKSQL_TRACE
- Debug( LDAP_DEBUG_TRACE, "==>_SQLPrepare()\n", 0, 0, 0 );
+ Debug( LDAP_DEBUG_TRACE, "==>backsql_Prepare()\n", 0, 0, 0 );
#endif /* BACKSQL_TRACE */
SQLGetInfo( dbh, SQL_DRIVER_NAME, drv_name, sizeof( drv_name ), &len );
#ifdef BACKSQL_TRACE
- Debug( LDAP_DEBUG_TRACE, "_SQLPrepare(): driver name='%s'\n",
+ Debug( LDAP_DEBUG_TRACE, "backsql_Prepare(): driver name=\"%s\"\n",
drv_name, 0, 0 );
#endif /* BACKSQL_TRACE */
rc = SQLSetStmtOption( *sth, SQL_CONCURRENCY,
SQL_CONCUR_ROWVER );
if ( rc != SQL_SUCCESS && rc != SQL_SUCCESS_WITH_INFO ) {
- Debug( LDAP_DEBUG_TRACE, "_SQLPrepare(): "
+ Debug( LDAP_DEBUG_TRACE, "backsql_Prepare(): "
"SQLSetStmtOption(SQL_CONCURRENCY,"
"SQL_CONCUR_ROWVER) failed:\n",
0, 0, 0 );
backsql_PrintErrors( SQL_NULL_HENV, dbh, *sth, rc );
+ SQLFreeStmt( *sth, SQL_DROP );
+ return rc;
}
}
rc = SQLSetStmtOption( *sth, SQL_QUERY_TIMEOUT, timeout );
if ( rc != SQL_SUCCESS ) {
backsql_PrintErrors( SQL_NULL_HENV, dbh, *sth, rc );
+ SQLFreeStmt( *sth, SQL_DROP );
+ return rc;
}
}
#ifdef BACKSQL_TRACE
- Debug( LDAP_DEBUG_TRACE, "<==_SQLPrepare() calling SQLPrepare()\n",
+ Debug( LDAP_DEBUG_TRACE, "<==backsql_Prepare() calling SQLPrepare()\n",
0, 0, 0 );
#endif /* BACKSQL_TRACE */
return SQLPrepare( *sth, query, SQL_NTS );
}
-#if 0
-/*
- * Turned into macros --- see sql-wrap.h
- */
-RETCODE
-backsql_BindParamStr( SQLHSTMT sth, int par_ind, char *str, int maxlen )
-{
- RETCODE rc;
-
- rc = SQLBindParameter( sth, (SQLUSMALLINT)par_ind, SQL_PARAM_INPUT,
- SQL_C_CHAR, SQL_VARCHAR,
- (SQLUINTEGER)maxlen, 0, (SQLPOINTER)str,
- (SQLUINTEGER)maxlen, NULL );
- return rc;
-}
-
-RETCODE
-backsql_BindParamID( SQLHSTMT sth, int par_ind, unsigned long *id )
-{
- return SQLBindParameter( sth, (SQLUSMALLINT)par_ind,
- SQL_PARAM_INPUT, SQL_C_ULONG, SQL_INTEGER,
- 0, 0, (SQLPOINTER)id, 0, (SQLINTEGER*)NULL );
-}
-#endif
-
RETCODE
backsql_BindRowAsStrings( SQLHSTMT sth, BACKSQL_ROW_NTS *row )
{
rc = SQLNumResultCols( sth, &row->ncols );
if ( rc != SQL_SUCCESS ) {
#ifdef BACKSQL_TRACE
- Debug( LDAP_DEBUG_TRACE, "_SQLBindRowAsStrings(): "
+ Debug( LDAP_DEBUG_TRACE, "backsql_BindRowAsStrings(): "
"SQLNumResultCols() failed:\n", 0, 0, 0 );
#endif /* BACKSQL_TRACE */
backsql_PrintErrors( SQL_NULL_HENV, SQL_NULL_HDBC, sth, rc );
+
} else {
#ifdef BACKSQL_TRACE
Debug( LDAP_DEBUG_TRACE, "backsql_BindRowAsStrings: "
sizeof( char * ) );
row->col_prec = (UDWORD *)ch_calloc( row->ncols,
sizeof( UDWORD ) );
- row->is_null = (SQLINTEGER *)ch_calloc( row->ncols,
+ row->value_len = (SQLINTEGER *)ch_calloc( row->ncols,
sizeof( SQLINTEGER ) );
for ( i = 1; i <= row->ncols; i++ ) {
rc = SQLDescribeCol( sth, (SQLSMALLINT)i, &colname[ 0 ],
SQL_C_CHAR,
(SQLPOINTER)row->cols[ i - 1 ],
col_prec + 1,
- &row->is_null[ i - 1 ] );
+ &row->value_len[ i - 1 ] );
} else {
row->cols[ i - 1 ] = (char *)ch_calloc( col_prec + 1, sizeof( char ) );
row->col_prec[ i - 1 ] = col_prec;
SQL_C_CHAR,
(SQLPOINTER)row->cols[ i - 1 ],
col_prec + 1,
- &row->is_null[ i - 1 ] );
+ &row->value_len[ i - 1 ] );
}
}
ber_bvarray_free( row->col_names );
ldap_charray_free( row->cols );
free( row->col_prec );
- free( row->is_null );
+ free( row->value_len );
return SQL_SUCCESS;
}
static int
-backsql_cmp_connid( backsql_db_conn *c1, backsql_db_conn *c2 )
+backsql_cmp_connid( const void *v_c1, const void *v_c2 )
{
+ const backsql_db_conn *c1 = v_c1, *c2 = v_c2;
if ( c1->ldap_cid > c2->ldap_cid ) {
return 1;
}
}
int
-backsql_init_db_env( backsql_info *si )
+backsql_init_db_env( backsql_info *bi )
{
RETCODE rc;
+ int ret = SQL_SUCCESS;
Debug( LDAP_DEBUG_TRACE, "==>backsql_init_db_env()\n", 0, 0, 0 );
- rc = SQLAllocEnv( &si->db_env );
+ rc = SQLAllocEnv( &bi->sql_db_env );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "init_db_env: SQLAllocEnv failed:\n",
0, 0, 0 );
backsql_PrintErrors( SQL_NULL_HENV, SQL_NULL_HDBC,
SQL_NULL_HENV, rc );
+ ret = SQL_ERROR;
}
- Debug( LDAP_DEBUG_TRACE, "<==backsql_init_db_env()\n", 0, 0, 0 );
- return SQL_SUCCESS;
+ Debug( LDAP_DEBUG_TRACE, "<==backsql_init_db_env()=%d\n", ret, 0, 0 );
+ return ret;
}
int
-backsql_free_db_env( backsql_info *si )
+backsql_free_db_env( backsql_info *bi )
{
Debug( LDAP_DEBUG_TRACE, "==>backsql_free_db_env()\n", 0, 0, 0 );
}
static int
-backsql_open_db_conn( backsql_info *si, int ldap_cid, backsql_db_conn **pdbc )
+backsql_open_db_conn( backsql_info *bi, unsigned long ldap_cid, backsql_db_conn **pdbc )
{
/* TimesTen */
char DBMSName[ 32 ];
Debug( LDAP_DEBUG_TRACE, "==>backsql_open_db_conn()\n", 0, 0, 0 );
dbc = (backsql_db_conn *)ch_calloc( 1, sizeof( backsql_db_conn ) );
dbc->ldap_cid = ldap_cid;
- rc = SQLAllocConnect( si->db_env, &dbc->dbh );
+ rc = SQLAllocConnect( bi->sql_db_env, &dbc->dbh );
if ( !BACKSQL_SUCCESS( rc ) ) {
Debug( LDAP_DEBUG_TRACE, "backsql_open_db_conn: "
"SQLAllocConnect() failed:\n", 0, 0, 0 );
- backsql_PrintErrors( si->db_env, SQL_NULL_HDBC,
+ backsql_PrintErrors( bi->sql_db_env, SQL_NULL_HDBC,
SQL_NULL_HENV, rc );
return LDAP_UNAVAILABLE;
}
- rc = SQLConnect( dbc->dbh, si->dbname, SQL_NTS, si->dbuser,
- SQL_NTS, si->dbpasswd, SQL_NTS );
+ rc = SQLConnect( dbc->dbh,
+ (SQLCHAR*)bi->sql_dbname, SQL_NTS,
+ (SQLCHAR*)bi->sql_dbuser, SQL_NTS,
+ (SQLCHAR*)bi->sql_dbpasswd, SQL_NTS );
if ( rc != SQL_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, "backsql_open_db_conn: "
- "SQLConnect() to database '%s' as user '%s' "
- "%s:\n", si->dbname, si->dbuser,
+ "SQLConnect() to database \"%s\" as user \"%s\" "
+ "%s:\n", bi->sql_dbname, bi->sql_dbuser,
rc == SQL_SUCCESS_WITH_INFO ?
"succeeded with info" : "failed" );
- backsql_PrintErrors( si->db_env, dbc->dbh, SQL_NULL_HENV, rc );
+ backsql_PrintErrors( bi->sql_db_env, dbc->dbh, SQL_NULL_HENV, rc );
if ( rc != SQL_SUCCESS_WITH_INFO ) {
return LDAP_UNAVAILABLE;
}
* remember that fact for later use.
*/
/* Assume until proven otherwise */
- si->bsql_flags &= ~BSQLF_USE_REVERSE_DN;
+ bi->sql_flags &= ~BSQLF_USE_REVERSE_DN;
DBMSName[ 0 ] = '\0';
rc = SQLGetInfo( dbc->dbh, SQL_DBMS_NAME, (PTR)&DBMSName,
sizeof( DBMSName ), NULL );
strcmp( DBMSName, "Front-Tier" ) == 0 ) {
Debug( LDAP_DEBUG_TRACE, "backsql_open_db_conn: "
"TimesTen database!\n", 0, 0, 0 );
- si->bsql_flags |= BSQLF_USE_REVERSE_DN;
+ bi->sql_flags |= BSQLF_USE_REVERSE_DN;
}
} else {
Debug( LDAP_DEBUG_TRACE, "backsql_open_db_conn: "
"SQLGetInfo() failed:\n", 0, 0, 0 );
- backsql_PrintErrors( si->db_env, dbc->dbh, SQL_NULL_HENV, rc );
+ backsql_PrintErrors( bi->sql_db_env, dbc->dbh, SQL_NULL_HENV, rc );
+ return rc;
}
/* end TimesTen */
Debug( LDAP_DEBUG_TRACE, "backsql_open_db_conn(): "
"connected, adding to tree\n", 0, 0, 0 );
- ldap_pvt_thread_mutex_lock( &si->dbconn_mutex );
- avl_insert( &si->db_conns, dbc, (AVL_CMP)backsql_cmp_connid, NULL );
- ldap_pvt_thread_mutex_unlock( &si->dbconn_mutex );
+ ldap_pvt_thread_mutex_lock( &bi->sql_dbconn_mutex );
+ if ( avl_insert( &bi->sql_db_conns, dbc, backsql_cmp_connid, avl_dup_error ) ) {
+ Debug( LDAP_DEBUG_TRACE, "backsql_open_db_conn: "
+ "duplicate connection ID\n", 0, 0, 0 );
+ return LDAP_OTHER;
+ }
+ ldap_pvt_thread_mutex_unlock( &bi->sql_dbconn_mutex );
Debug( LDAP_DEBUG_TRACE, "<==backsql_open_db_conn()\n", 0, 0, 0 );
*pdbc = dbc;
}
int
-backsql_free_db_conn( Backend *be, Connection *ldapc )
+backsql_free_db_conn( Operation *op )
{
- backsql_info *si = (backsql_info *)be->be_private;
- backsql_db_conn tmp, *conn;
+ backsql_info *bi = (backsql_info *)op->o_bd->be_private;
+ backsql_db_conn tmp = { 0 },
+ *conn;
Debug( LDAP_DEBUG_TRACE, "==>backsql_free_db_conn()\n", 0, 0, 0 );
- tmp.ldap_cid = ldapc->c_connid;
- ldap_pvt_thread_mutex_lock( &si->dbconn_mutex );
- conn = (backsql_db_conn *)avl_delete( &si->db_conns, &tmp,
- (AVL_CMP)backsql_cmp_connid );
- ldap_pvt_thread_mutex_unlock( &si->dbconn_mutex );
+ tmp.ldap_cid = op->o_connid;
+ ldap_pvt_thread_mutex_lock( &bi->sql_dbconn_mutex );
+ conn = avl_delete( &bi->sql_db_conns, &tmp, backsql_cmp_connid );
+ ldap_pvt_thread_mutex_unlock( &bi->sql_dbconn_mutex );
/*
* we have one thread per connection, as I understand -- so we can
}
int
-backsql_get_db_conn( Backend *be, Connection *ldapc, SQLHDBC *dbh )
+backsql_get_db_conn( Operation *op, SQLHDBC *dbh )
{
- backsql_info *si = (backsql_info *)be->be_private;
- backsql_db_conn *dbc;
- backsql_db_conn tmp;
+ backsql_info *bi = (backsql_info *)op->o_bd->be_private;
+ backsql_db_conn *dbc,
+ tmp = { 0 };
int rc = LDAP_SUCCESS;
Debug( LDAP_DEBUG_TRACE, "==>backsql_get_db_conn()\n", 0, 0, 0 );
assert( dbh );
*dbh = SQL_NULL_HDBC;
- tmp.ldap_cid = ldapc->c_connid;
+ tmp.ldap_cid = op->o_connid;
/*
* we have one thread per connection, as I understand --
* so we do not need locking here
*/
- dbc = (backsql_db_conn *)avl_find( si->db_conns, &tmp,
- (AVL_CMP)backsql_cmp_connid );
+ dbc = avl_find( bi->sql_db_conns, &tmp, backsql_cmp_connid );
if ( !dbc ) {
- rc = backsql_open_db_conn( si, ldapc->c_connid, &dbc );
+ rc = backsql_open_db_conn( bi, op->o_connid, &dbc );
if ( rc != LDAP_SUCCESS) {
Debug( LDAP_DEBUG_TRACE, "backsql_get_db_conn(): "
"could not get connection handle "
}
}
- ldap_pvt_thread_mutex_lock( &si->schema_mutex );
- if ( !BACKSQL_SCHEMA_LOADED( si ) ) {
+ ldap_pvt_thread_mutex_lock( &bi->sql_schema_mutex );
+ if ( !BACKSQL_SCHEMA_LOADED( bi ) ) {
Debug( LDAP_DEBUG_TRACE, "backsql_get_db_conn(): "
"first call -- reading schema map\n", 0, 0, 0 );
- rc = backsql_load_schema_map( si, dbc->dbh );
+ rc = backsql_load_schema_map( bi, dbc->dbh );
if ( rc != LDAP_SUCCESS ) {
- ldap_pvt_thread_mutex_unlock( &si->schema_mutex );
- backsql_free_db_conn( be, ldapc );
+ ldap_pvt_thread_mutex_unlock( &bi->sql_schema_mutex );
+ backsql_free_db_conn( op );
return rc;
}
}
- ldap_pvt_thread_mutex_unlock( &si->schema_mutex );
+ ldap_pvt_thread_mutex_unlock( &bi->sql_schema_mutex );
*dbh = dbc->dbh;