LDAP Functions
PHP Manual

ldap_get_option

Get the current value for given option

Description

bool ldap_get_option ( resource $link_identifier , int $option , mixed &$retval )

Sets retval to the value of the specified option.

Parameters

link_identifier

An LDAP link identifier, returned by ldap_connect.

option

The parameter option can be one of:

Option Type since
LDAP_OPT_DEREF integer  
LDAP_OPT_SIZELIMIT integer  
LDAP_OPT_TIMELIMIT integer  
LDAP_OPT_NETWORK_TIMEOUT integer  
LDAP_OPT_PROTOCOL_VERSION integer  
LDAP_OPT_ERROR_NUMBER integer  
LDAP_OPT_REFERRALS bool  
LDAP_OPT_RESTART bool  
LDAP_OPT_HOST_NAME string  
LDAP_OPT_ERROR_STRING string  
LDAP_OPT_MATCHED_DN string  
LDAP_OPT_SERVER_CONTROLS array  
LDAP_OPT_CLIENT_CONTROLS array  
LDAP_OPT_X_KEEPALIVE_IDLE int 7.1
LDAP_OPT_X_KEEPALIVE_PROBES int 7.1
LDAP_OPT_X_KEEPALIVE_INTERVAL int 7.1
LDAP_OPT_X_TLS_CACERTDIR string 7.1
LDAP_OPT_X_TLS_CACERTFILE string 7.1
LDAP_OPT_X_TLS_CERTFILE string 7.1
LDAP_OPT_X_TLS_CIPHER_SUITE string 7.1
LDAP_OPT_X_TLS_CRLCHECK integer 7.1
LDAP_OPT_X_TLS_CRL_NONE integer 7.1
LDAP_OPT_X_TLS_CRL_PEER integer 7.1
LDAP_OPT_X_TLS_CRL_ALL integer 7.1
LDAP_OPT_X_TLS_CRLFILE string 7.1
LDAP_OPT_X_TLS_DHFILE string 7.1
LDAP_OPT_X_TLS_KEYILE string 7.1
LDAP_OPT_X_TLS_PACKAGE string 7.1
LDAP_OPT_X_TLS_PROTOCOL_MIN integer 7.1
LDAP_OPT_X_TLS_RANDOM_FILE string 7.1
LDAP_OPT_X_TLS_REQUIRE_CERT integer  

retval

This will be set to the option value.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 Check protocol version

<?php
// $ds is a valid link identifier for a directory server
if (ldap_get_option($ds, LDAP_OPT_PROTOCOL_VERSION, $version)) {
    echo "Using protocol version $version\n";
} else {
    echo "Unable to determine protocol version\n";
}
?>

Notes

Note:

This function is only available when using OpenLDAP 2.x.x OR Netscape Directory SDK x.x.

See Also

  • ldap_set_option