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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// File contains Bind functionality
package ldap
import (
"github.com/mmitton/asn1-ber"
"os"
)
func (l *Conn) Bind( username, password string ) *Error {
messageID := l.nextMessageID()
packet := ber.Encode( ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request" )
packet.AppendChild( ber.NewInteger( ber.ClassUniversal, ber.TypePrimative, ber.TagInteger, messageID, "MessageID" ) )
bindRequest := ber.Encode( ber.ClassApplication, ber.TypeConstructed, ApplicationBindRequest, nil, "Bind Request" )
bindRequest.AppendChild( ber.NewInteger( ber.ClassUniversal, ber.TypePrimative, ber.TagInteger, 3, "Version" ) )
bindRequest.AppendChild( ber.NewString( ber.ClassUniversal, ber.TypePrimative, ber.TagOctetString, username, "User Name" ) )
bindRequest.AppendChild( ber.NewString( ber.ClassContext, ber.TypePrimative, 0, password, "Password" ) )
packet.AppendChild( bindRequest )
if l.Debug {
ber.PrintPacket( packet )
}
channel, err := l.sendMessage( packet )
if err != nil {
return err
}
if channel == nil {
return NewError( ErrorNetwork, os.NewError( "Could not send message" ) )
}
defer l.finishMessage( messageID )
packet = <-channel
if packet == nil {
return NewError( ErrorNetwork, os.NewError( "Could not retrieve response" ) )
}
if l.Debug {
if err := addLDAPDescriptions( packet ); err != nil {
return NewError( ErrorDebugging, err )
}
ber.PrintPacket( packet )
}
result_code, result_description := getLDAPResultCode( packet )
if result_code != 0 {
return NewError( result_code, os.NewError( result_description ) )
}
return nil
}
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