RetroZilla/directory/c-sdk/ldap/libraries/libprldap/ldappr-public.c

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/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/*
* Public interface for libprldap -- use NSPR (Netscape Portable Runtime)
* I/O, threads, etc. with libldap.
*
*/
#include "ldappr-int.h"
/*
* Function: prldap_init().
*
* Create a new LDAP session handle, but with NSPR I/O, threading, and DNS
* functions installed.
*
* Pass a non-zero value for the 'shared' parameter if you plan to use
* this LDAP * handle from more than one thread.
*
* prldap_init() returns an LDAP session handle (or NULL if an error occurs).
*/
LDAP * LDAP_CALL
prldap_init( const char *defhost, int defport, int shared )
{
LDAP *ld;
if (( ld = ldap_init( defhost, defport )) != NULL ) {
if ( prldap_install_routines( ld, shared ) != LDAP_SUCCESS ) {
prldap_set_system_errno( EINVAL ); /* XXXmcs: just a guess! */
ldap_unbind( ld );
ld = NULL;
}
}
return( ld );
}
/*
* Function: prldap_install_routines().
*
* Install NSPR I/O, threading, and DNS functions so they will be used by
* 'ld'.
*
* If 'ld' is NULL, the functions are installed as the default functions
* for all new LDAP * handles).
*
* Pass a non-zero value for the 'shared' parameter if you plan to use
* this LDAP * handle from more than one thread.
*
* prldap_install_routines() returns an LDAP API error code (LDAP_SUCCESS
* if all goes well).
*/
int LDAP_CALL
prldap_install_routines( LDAP *ld, int shared )
{
if ( prldap_install_io_functions( ld, shared ) != 0
|| prldap_install_thread_functions( ld, shared ) != 0
|| prldap_install_dns_functions( ld ) != 0 ) {
return( ldap_get_lderrno( ld, NULL, NULL ));
}
return( LDAP_SUCCESS );
}
/*
* Function: prldap_set_session_option().
*
* Given an LDAP session handle or a session argument such is passed to
* SOCKET, POLL, NEWHANDLE, or DISPOSEHANDLE extended I/O callbacks, set
* an option that affects the prldap layer.
*
* If 'ld' and 'session" are both NULL, the option is set as the default
* for all new prldap sessions.
*
* Returns an LDAP API error code (LDAP_SUCCESS if all goes well).
*/
int LDAP_CALL
prldap_set_session_option( LDAP *ld, void *sessionarg, int option, ... )
{
int rc = LDAP_SUCCESS; /* optimistic */
PRLDAPIOSessionArg *prsessp = NULL;
va_list ap;
if ( NULL != ld ) {
if ( LDAP_SUCCESS !=
( rc = prldap_session_arg_from_ld( ld, &prsessp ))) {
return( rc );
}
} else if ( NULL != sessionarg ) {
prsessp = (PRLDAPIOSessionArg *)sessionarg;
}
va_start( ap, option );
switch ( option ) {
case PRLDAP_OPT_IO_MAX_TIMEOUT:
rc = prldap_set_io_max_timeout( prsessp, va_arg( ap, int ));
break;
default:
rc = LDAP_PARAM_ERROR;
}
va_end( ap );
return( rc );
}
/*
* Function: prldap_get_session_option().
*
* Given an LDAP session handle or a session argument such is passed to
* SOCKET, POLL, NEWHANDLE, or DISPOSEHANDLE extended I/O callbacks, retrieve
* the setting for an option that affects the prldap layer.
*
* If 'ld' and 'session" are both NULL, the default option value for all new
* new prldap sessions is retrieved.
*
* Returns an LDAP API error code (LDAP_SUCCESS if all goes well).
*/
int LDAP_CALL prldap_get_session_option( LDAP *ld, void *sessionarg,
int option, ... )
{
int rc = LDAP_SUCCESS; /* optimistic */
PRLDAPIOSessionArg *prsessp = NULL;
va_list ap;
if ( NULL != ld ) {
if ( LDAP_SUCCESS !=
( rc = prldap_session_arg_from_ld( ld, &prsessp ))) {
return( rc );
}
} else if ( NULL != sessionarg ) {
prsessp = (PRLDAPIOSessionArg *)sessionarg;
}
va_start( ap, option );
switch ( option ) {
case PRLDAP_OPT_IO_MAX_TIMEOUT:
rc = prldap_get_io_max_timeout( prsessp, va_arg( ap, int * ));
break;
default:
rc = LDAP_PARAM_ERROR;
}
va_end( ap );
return( rc );
}
/*
* Function: prldap_set_session_info().
*
* Given an LDAP session handle, set some application-specific data.
*
* Returns an LDAP API error code (LDAP_SUCCESS if all goes well).
*/
int LDAP_CALL
prldap_set_session_info( LDAP *ld, void *sessionarg, PRLDAPSessionInfo *seip )
{
int rc;
PRLDAPIOSessionArg *prsessp;
if ( seip == NULL || PRLDAP_SESSIONINFO_SIZE != seip->seinfo_size ) {
ldap_set_lderrno( ld, LDAP_PARAM_ERROR, NULL, NULL );
return( LDAP_PARAM_ERROR );
}
if ( NULL != ld ) {
if ( LDAP_SUCCESS !=
( rc = prldap_session_arg_from_ld( ld, &prsessp ))) {
return( rc );
}
} else if ( NULL != sessionarg ) {
prsessp = (PRLDAPIOSessionArg *)sessionarg;
} else {
ldap_set_lderrno( ld, LDAP_PARAM_ERROR, NULL, NULL );
return( LDAP_PARAM_ERROR );
}
prsessp->prsess_appdata = seip->seinfo_appdata;
return( LDAP_SUCCESS );
}
/*
* Function: prldap_get_session_info().
*
* Given an LDAP session handle, retrieve some application-specific data.
*
* Returns an LDAP API error code (LDAP_SUCCESS if all goes well, in
* which case the fields in the structure that seip points to are filled in).
*/
int LDAP_CALL
prldap_get_session_info( LDAP *ld, void *sessionarg, PRLDAPSessionInfo *seip )
{
int rc;
PRLDAPIOSessionArg *prsessp;
if ( seip == NULL || PRLDAP_SESSIONINFO_SIZE != seip->seinfo_size ) {
ldap_set_lderrno( ld, LDAP_PARAM_ERROR, NULL, NULL );
return( LDAP_PARAM_ERROR );
}
if ( NULL != ld ) {
if ( LDAP_SUCCESS !=
( rc = prldap_session_arg_from_ld( ld, &prsessp ))) {
return( rc );
}
} else if ( NULL != sessionarg ) {
prsessp = (PRLDAPIOSessionArg *)sessionarg;
} else {
ldap_set_lderrno( ld, LDAP_PARAM_ERROR, NULL, NULL );
return( LDAP_PARAM_ERROR );
}
seip->seinfo_appdata = prsessp->prsess_appdata;
return( LDAP_SUCCESS );
}
/*
* Function: prldap_set_socket_info().
*
* Given an integer fd and a void * argument such as those passed to the
* extended I/O callback functions, set socket specific information.
*
* Returns an LDAP API error code (LDAP_SUCCESS if all goes well).
*
* Note: it is only safe to change soinfo_prfd from within the SOCKET
* extended I/O callback function.
*/
int LDAP_CALL
prldap_set_socket_info( int fd, void *socketarg, PRLDAPSocketInfo *soip )
{
PRLDAPIOSocketArg *prsockp;
if ( NULL == socketarg || NULL == soip ||
PRLDAP_SOCKETINFO_SIZE != soip->soinfo_size ) {
return( LDAP_PARAM_ERROR );
}
prsockp = (PRLDAPIOSocketArg *)socketarg;
prsockp->prsock_prfd = soip->soinfo_prfd;
prsockp->prsock_appdata = soip->soinfo_appdata;
return( LDAP_SUCCESS );
}
/*
* Function: prldap_get_socket_info().
*
* Given an integer fd and a void * argument such as those passed to the
* extended I/O callback functions, retrieve socket specific information.
*
* Returns an LDAP API error code (LDAP_SUCCESS if all goes well, in
* which case the fields in the structure that soip points to are filled in).
*/
int LDAP_CALL
prldap_get_socket_info( int fd, void *socketarg, PRLDAPSocketInfo *soip )
{
PRLDAPIOSocketArg *prsockp;
if ( NULL == socketarg || NULL == soip ||
PRLDAP_SOCKETINFO_SIZE != soip->soinfo_size ) {
return( LDAP_PARAM_ERROR );
}
prsockp = (PRLDAPIOSocketArg *)socketarg;
soip->soinfo_prfd = prsockp->prsock_prfd;
soip->soinfo_appdata = prsockp->prsock_appdata;
return( LDAP_SUCCESS );
}