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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2024 The OpenLDAP Foundation.
* 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>.
*/
/* ACKNOWLEDGEMENT:
* This work was initially developed by Pierangelo Masarati for
* inclusion in OpenLDAP Software.
*/
#include <portable.h>
#include "rewrite-int.h"
/*
* Defines and inits a variable with global scope
*/
int
rewrite_param_set(
struct rewrite_info *info,
const char *name,
const char *value
)
{
struct rewrite_var *var;
int rc = REWRITE_SUCCESS;
assert( info != NULL );
assert( name != NULL );
assert( value != NULL );
#ifdef USE_REWRITE_LDAP_PVT_THREADS
ldap_pvt_thread_rdwr_wlock( &info->li_params_mutex );
#endif /* USE_REWRITE_LDAP_PVT_THREADS */
var = rewrite_var_find( info->li_params, name );
if ( var != NULL ) {
assert( var->lv_value.bv_val != NULL );
free( var->lv_value.bv_val );
var->lv_value.bv_val = strdup( value );
var->lv_value.bv_len = strlen( value );
} else {
var = rewrite_var_insert( &info->li_params, name, value );
}
if ( var == NULL || var->lv_value.bv_val == NULL ) {
rc = REWRITE_ERR;
}
#ifdef USE_REWRITE_LDAP_PVT_THREADS
ldap_pvt_thread_rdwr_wunlock( &info->li_params_mutex );
#endif /* USE_REWRITE_LDAP_PVT_THREADS */
return rc;
}
/*
* Gets a var with global scope
*/
int
rewrite_param_get(
struct rewrite_info *info,
const char *name,
struct berval *value
)
{
struct rewrite_var *var;
int rc = REWRITE_SUCCESS;
assert( info != NULL );
assert( name != NULL );
assert( value != NULL );
value->bv_val = NULL;
value->bv_len = 0;
#ifdef USE_REWRITE_LDAP_PVT_THREADS
ldap_pvt_thread_rdwr_rlock( &info->li_params_mutex );
#endif /* USE_REWRITE_LDAP_PVT_THREADS */
var = rewrite_var_find( info->li_params, name );
if ( var != NULL ) {
value->bv_val = strdup( var->lv_value.bv_val );
value->bv_len = var->lv_value.bv_len;
}
if ( var == NULL || value->bv_val == NULL ) {
rc = REWRITE_ERR;
}
#ifdef USE_REWRITE_LDAP_PVT_THREADS
ldap_pvt_thread_rdwr_runlock( &info->li_params_mutex );
#endif /* USE_REWRITE_LDAP_PVT_THREADS */
return rc;
}
static void
rewrite_param_free(
void *tmp
)
{
struct rewrite_var *var = ( struct rewrite_var * )tmp;
assert( var != NULL );
assert( var->lv_name != NULL );
assert( var->lv_value.bv_val != NULL );
free( var->lv_name );
free( var->lv_value.bv_val );
free( var );
}
/*
* Destroys the parameter tree
*/
int
rewrite_param_destroy(
struct rewrite_info *info
)
{
assert( info != NULL );
#ifdef USE_REWRITE_LDAP_PVT_THREADS
ldap_pvt_thread_rdwr_wlock( &info->li_params_mutex );
#endif /* USE_REWRITE_LDAP_PVT_THREADS */
ldap_avl_free( info->li_params, rewrite_param_free );
info->li_params = NULL;
#ifdef USE_REWRITE_LDAP_PVT_THREADS
ldap_pvt_thread_rdwr_wunlock( &info->li_params_mutex );
#endif /* USE_REWRITE_LDAP_PVT_THREADS */
return REWRITE_SUCCESS;
}
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