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.
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LDAP_DEREF_NEVER
(int) - Alias dereferencing rule - Never.
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LDAP_DEREF_SEARCHING
(int) - Alias dereferencing rule - Searching.
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LDAP_DEREF_FINDING
(int) - Alias dereferencing rule - Finding.
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LDAP_DEREF_ALWAYS
(int) - Alias dereferencing rule - Always.
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LDAP_OPT_DEREF
(int) - Specifies alternative rules for following aliases at the server.
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LDAP_OPT_SIZELIMIT
(int) -
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.
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LDAP_OPT_TIMELIMIT
(int) -
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.
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LDAP_OPT_NETWORK_TIMEOUT
(int) - Option for ldap_set_option() to allow setting network timeout. (Available as of PHP 5.3.0)
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LDAP_OPT_PROTOCOL_VERSION
(int) - Specifies the LDAP protocol to be used (V2 or V3).
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LDAP_OPT_ERROR_NUMBER
(int) - Latest session error number.
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LDAP_OPT_REFERRALS
(int) - Specifies whether to automatically follow referrals returned by the LDAP server.
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LDAP_OPT_RESTART
(int) - Determines whether or not the connection should be implicitly restarted.
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LDAP_OPT_HOST_NAME
(int) - Sets/gets a space-separated of hosts when trying to connect.
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LDAP_OPT_ERROR_STRING
(int) -
Alias of
LDAP_OPT_DIAGNOSTIC_MESSAGE
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LDAP_OPT_DIAGNOSTIC_MESSAGE
(int) - Gets the latest session error message.
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LDAP_OPT_MATCHED_DN
(int) - Sets/gets the matched DN associated with the connection.
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LDAP_OPT_SERVER_CONTROLS
(int) - Specifies a default list of server controls to be sent with each request.
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LDAP_OPT_CLIENT_CONTROLS
(int) - Specifies a default list of client controls to be processed with each request.
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LDAP_OPT_DEBUG_LEVEL
(int) - Specifies a bitwise level for debug traces.
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LDAP_OPT_X_KEEPALIVE_IDLE
(int) - Specifies the number of seconds a connection needs to remain idle before TCP starts sending keepalive probes.
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LDAP_OPT_X_KEEPALIVE_PROBES
(int) - Specifies the maximum number of keepalive probes TCP should send before dropping the connection.
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LDAP_OPT_X_KEEPALIVE_INTERVAL
(int) - Specifies the interval in seconds between individual keepalive probes.
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LDAP_OPT_X_TLS_CACERTDIR
(string) - Specifies the path of the directory containing CA certificates.
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LDAP_OPT_X_TLS_CACERTFILE
(string) - Specifies the full-path of the CA certificate file.
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LDAP_OPT_X_TLS_CERTFILE
(string) - Specifies the full-path of the certificate file.
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LDAP_OPT_X_TLS_CIPHER_SUITE
(string) - Specifies the allowed cipher suite.
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LDAP_OPT_X_TLS_CRLCHECK
(int) -
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.
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LDAP_OPT_X_TLS_CRLFILE
(string) -
Specifies the full-path of the CRL file.
Note: This option is only valid for GnuTLS.
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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.
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LDAP_OPT_X_TLS_KEYFILE
(string) - Specifies the full-path of the certificate key file.
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LDAP_OPT_X_TLS_PROTOCOL_MIN
(int) -
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
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LDAP_OPT_X_TLS_RANDOM_FILE
(string) - Sets/gets the random file when one of the system default ones are not available.
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LDAP_OPT_X_TLS_REQUIRE_CERT
(int) -
Specifies the certificate 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
(int) - SSL Authentication Mode - No authentication required. (Only for Oracle LDAP)
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GSLC_SSL_ONEWAY_AUTH
(int) - SSL Authentication Mode - Only server authentication required. (Only for Oracle LDAP)
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GSLC_SSL_TWOWAY_AUTH
(int) - SSL Authentication Mode - Both server and client authentication required. (Only for Oracle LDAP)
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LDAP_EXOP_START_TLS
(string) - Extended Operation constant - Start TLS (» RFC 4511).
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LDAP_EXOP_MODIFY_PASSWD
(string) - Extended Operation constant - Modify password (» RFC 3062).
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LDAP_EXOP_REFRESH
(string) - Extended Operation Constant - Refresh (» RFC 2589).
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LDAP_EXOP_WHO_AM_I
(string) - Extended Operation Constant - WHOAMI (» RFC 4532).
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LDAP_EXOP_TURN
(string) - Extended Operation Constant - Turn (» RFC 4531).
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LDAP_CONTROL_MANAGEDSAIT
(string) - Control Constant - Manage DSA IT (» RFC 3296). Available as of PHP 7.3.0.
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LDAP_CONTROL_PROXY_AUTHZ
(string) - Control Constant - Proxied Authorization (» RFC 4370). Available as of PHP 7.3.0.
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LDAP_CONTROL_SUBENTRIES
(string) - Control Constant - Subentries (» RFC 3672). Available as of PHP 7.3.0.
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LDAP_CONTROL_VALUESRETURNFILTER
(string) - Control Constant - Filter returned values (» RFC 3876). Available as of PHP 7.3.0.
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LDAP_CONTROL_ASSERT
(string) - Control Constant - Assertion (» RFC 4528). Available as of PHP 7.3.0.
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LDAP_CONTROL_PRE_READ
(string) - Control Constant - Pre read (» RFC 4527). Available as of PHP 7.3.0.
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LDAP_CONTROL_POST_READ
(string) - Control Constant - Post read (» RFC 4527). Available as of PHP 7.3.0.
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LDAP_CONTROL_SORTREQUEST
(string) - Control Constant - Sort request (» RFC 2891). Available as of PHP 7.3.0.
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LDAP_CONTROL_SORTRESPONSE
(string) - Control Constant - Sort response (» RFC 2891). Available as of PHP 7.3.0.
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LDAP_CONTROL_PAGEDRESULTS
(string) - Control Constant - Paged results (» RFC 2696). Available as of PHP 7.3.0.
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LDAP_CONTROL_AUTHZID_REQUEST
(string) - Control Constant - Authorization Identity Request (» RFC 3829). Available as of PHP 7.3.0.
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LDAP_CONTROL_AUTHZID_RESPONSE
(string) - Control Constant - Authorization Identity Response (» RFC 3829). Available as of PHP 7.3.0.
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LDAP_CONTROL_SYNC
(string) - Control Constant - Content Synchronization Operation (» RFC 4533). Available as of PHP 7.3.0.
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LDAP_CONTROL_SYNC_STATE
(string) - Control Constant - Content Synchronization Operation State (» RFC 4533). Available as of PHP 7.3.0.
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LDAP_CONTROL_SYNC_DONE
(string) - Control Constant - Content Synchronization Operation Done (» RFC 4533). Available as of PHP 7.3.0.
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LDAP_CONTROL_DONTUSECOPY
(string) - Control Constant - Don't Use Copy (» RFC 6171). Available as of PHP 7.3.0.
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LDAP_CONTROL_PASSWORDPOLICYREQUEST
(string) - Control Constant - Password Policy Request. Available as of PHP 7.3.0.
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LDAP_CONTROL_PASSWORDPOLICYRESPONSE
(string) - Control Constant - Password Policy Response. Available as of PHP 7.3.0.
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LDAP_CONTROL_X_INCREMENTAL_VALUES
(string) - Control Constant - Active Directory Incremental Values. Available as of PHP 7.3.0.
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LDAP_CONTROL_X_DOMAIN_SCOPE
(string) - Control Constant - Active Directory Domain Scope. Available as of PHP 7.3.0.
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LDAP_CONTROL_X_PERMISSIVE_MODIFY
(string) - Control Constant - Active Directory Permissive Modify. Available as of PHP 7.3.0.
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LDAP_CONTROL_X_SEARCH_OPTIONS
(string) - Control Constant - Active Directory Search Options. Available as of PHP 7.3.0.
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LDAP_CONTROL_X_TREE_DELETE
(string) - Control Constant - Active Directory Tree Delete. Available as of PHP 7.3.0.
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LDAP_CONTROL_X_EXTENDED_DN
(string) - Control Constant - Active Directory Extended DN. Available as of PHP 7.3.0.
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LDAP_CONTROL_VLVREQUEST
(string) - Control Constant - Virtual List View Request. Available as of PHP 7.3.0.
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LDAP_CONTROL_VLVRESPONSE
(string) - Control Constant - Virtual List View Response. Available as of PHP 7.3.0.