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cldap_open (Windows Embedded CE 6.0)

1/6/2010

This function establishes a session with a Lightweight Directory Access Protocol (LDAP) server over a connectionless User Datagram Protocol (UDP) service.

Syntax

LDAP* cldap_open(
  UNICODE PTCHAR HostName,
  ULONG PortNumber
);

Parameters

  • HostName
    [in] List of host names or dotted strings representing the IP address of LDAP server hosts. Use a single space to separate the host names in the list. Each host name in the list may be followed by a port number. The optional port number is separated from the host itself with a colon (:) character. The LDAP run time attempts connection with the hosts in the order listed, stopping when a successful connection is made.
  • PortNumber
    [in] Contains a host's port number. If no port number is specified, the default is port 389. If a host includes a port number, this parameter is ignored.

Return Value

If this function succeeds, the return value is a session handle, in the form of a pointer to an LDAP structure.

If this function fails, the return value is NULL. To retrieve the error code, call LdapGetLastError or GetLastError.

Remarks

This function, unlike ldap_open, creates a connection block for UDP-based connectionless LDAP services. No TCP session is maintained. Like ldap_open, this function allocates an LDAP structure to maintain state information for the session and then attempts to make the connection before returning to the caller. The call returns a session handle, which you pass to subsequent LDAP function calls in the course of the session.

In a multithreading environment, calls to this function are thread-safe.

Requirements

Header winldap.h
Library wldap32.lib
Windows Embedded CE Windows CE .NET 4.0 and later

See Also

Reference

LDAP Session Functions
ldap_open