PHP 5.6.36 Released

Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

LDAP_DEREF_NEVER (integer)
Alias dereferencing rule - Never.
LDAP_DEREF_SEARCHING (integer)
Alias dereferencing rule - Searching.
LDAP_DEREF_FINDING (integer)
Alias dereferencing rule - Finding.
LDAP_DEREF_ALWAYS (integer)
Alias dereferencing rule - Always.
LDAP_OPT_DEREF (integer)
Specifies alternative rules for following aliases at the server.
LDAP_OPT_SIZELIMIT (integer)

Specifies the maximum number of entries that can be returned on a search operation.

Note: The actual size limit for operations is also bounded by the server's configured maximum number of return entries. The lesser of these two settings is the actual size limit.

LDAP_OPT_TIMELIMIT (integer)
Specifies the number of seconds to wait for search results.

Note: The actual time limit for operations is also bounded by the server's configured maximum time. The lesser of these two settings is the actual time limit.

LDAP_OPT_NETWORK_TIMEOUT (integer)
Option for ldap_set_option() to allow setting network timeout. (Available as of PHP 5.3.0)
LDAP_OPT_PROTOCOL_VERSION (integer)
Specifies the LDAP protocol to be used (V2 or V3).
LDAP_OPT_ERROR_NUMBER (integer)
Latest session error number.
LDAP_OPT_REFERRALS (integer)
Specifies whether to automatically follow referrals returned by the LDAP server.
LDAP_OPT_RESTART (integer)
Determines whether or not the connection should be implicitly restarted.
LDAP_OPT_HOST_NAME (integer)
Sets/gets a space-separated of hosts when trying to connect.
LDAP_OPT_ERROR_STRING (integer)
Alias of LDAP_OPT_DIAGNOSTIC_MESSAGE.
LDAP_OPT_DIAGNOSTIC_MESSAGE (integer)
Gets the latest session error message.
LDAP_OPT_MATCHED_DN (integer)
Sets/gets the matched DN associated with the connection.
LDAP_OPT_SERVER_CONTROLS (integer)
Specifies a default list of server controls to be sent with each request.
LDAP_OPT_CLIENT_CONTROLS (integer)
Specifies a default list of client controls to be processed with each request.
LDAP_OPT_DEBUG_LEVEL (integer)
Specifies a bitwise level for debug traces.
LDAP_OPT_X_KEEPALIVE_IDLE (integer)
Specifies the number of seconds a connection needs to remain idle before TCP starts sending keepalive probes.
LDAP_OPT_X_KEEPALIVE_PROBES (integer)
Specifies the maximum number of keepalive probes TCP should send before dropping the connection.
LDAP_OPT_X_KEEPALIVE_INTERVAL (integer)
Specifies the interval in seconds between individual keepalive probes.
LDAP_OPT_X_TLS_CACERTDIR (string)
Specifies the path of the directory containing CA certificates.
LDAP_OPT_X_TLS_CACERTFILE (string)
Specifies the full-path of the CA certificate file.
LDAP_OPT_X_TLS_CERTFILE (string)
Specifies the full-path of the certificate file.
LDAP_OPT_X_TLS_CIPHER_SUITE (string)
Specifies the allowed cipher suite.
LDAP_OPT_X_TLS_CRLCHECK (integer)
Specifies the CRL evaluation strategy. This must be one of: LDAP_OPT_X_TLS_CRL_NONE,LDAP_OPT_X_TLS_CRL_PEER, LDAP_OPT_X_TLS_CRL_ALL.

Note: This option is only valid for OpenSSL.

LDAP_OPT_X_TLS_CRLFILE (string)
Specifies the full-path of the CRL file.

Note: This option is only valid for GnuTLS.

LDAP_OPT_X_TLS_DHFILE (string)
Specifies the full-path of the file containing the parameters for Diffie-Hellman ephemeral key exchange.

Note: This option is ignored by GnuTLS and Mozilla NSS.

LDAP_OPT_X_TLS_KEYFILE (string)
Specifies the full-path of the certificate key file.
LDAP_OPT_X_TLS_PROTOCOL_MIN (integer)
Specifies the minimum protocol version. This can be one of: LDAP_OPT_X_TLS_PROTOCOL_SSL2,LDAP_OPT_X_TLS_PROTOCOL_SSL3, LDAP_OPT_X_TLS_PROTOCOL_TLS1_0, LDAP_OPT_X_TLS_PROTOCOL_TLS1_1, LDAP_OPT_X_TLS_PROTOCOL_TLS1_2
LDAP_OPT_X_TLS_RANDOM_FILE (string)
Sets/gets the random file when one of the system default ones are not available.
LDAP_OPT_X_TLS_REQUIRE_CERT (integer)
Specifies the certificate checking checking strategy. This must be one of: LDAP_OPT_X_TLS_NEVER,LDAP_OPT_X_TLS_HARD, LDAP_OPT_X_TLS_DEMAND, LDAP_OPT_X_TLS_ALLOW, LDAP_OPT_X_TLS_TRY. (Available as of PHP 7.0.0)
GSLC_SSL_NO_AUTH (integer)
SSL Authentication Mode - No authentication required. (Only for Oracle LDAP)
GSLC_SSL_ONEWAY_AUTH (integer)
SSL Authentication Mode - Only server authentication required. (Only for Oracle LDAP)
GSLC_SSL_TWOWAY_AUTH (integer)
SSL Authentication Mode - Both server and client authentication required. (Only for Oracle LDAP)
LDAP_EXOP_START_TLS (string)
Extended Operation constant - Start TLS (RFC 4511).
LDAP_EXOP_MODIFY_PASSWD (string)
Extended Operation constant - Modify password (RFC 3062).
LDAP_EXOP_REFRESH (string)
Extended Operation Constant - Refresh (RFC 2589).
LDAP_EXOP_WHO_AM_I (string)
Extended Operation Constant - WHOAMI (RFC 4532).
LDAP_EXOP_TURN (string)
Extended Operation Constant - Turn (RFC 4531).
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