From 58358ddd7cd0152bf16a7326e1d595524fb51246 Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Tue, 8 Dec 2015 13:38:43 -0500
Subject: Some refactoring

---
 .../_workspace/src/github.com/go-ldap/ldap/bind.go | 135 +++++++++++++++++++++
 1 file changed, 135 insertions(+)
 create mode 100644 Godeps/_workspace/src/github.com/go-ldap/ldap/bind.go

(limited to 'Godeps/_workspace/src/github.com/go-ldap/ldap/bind.go')

diff --git a/Godeps/_workspace/src/github.com/go-ldap/ldap/bind.go b/Godeps/_workspace/src/github.com/go-ldap/ldap/bind.go
new file mode 100644
index 000000000..4ad4b896c
--- /dev/null
+++ b/Godeps/_workspace/src/github.com/go-ldap/ldap/bind.go
@@ -0,0 +1,135 @@
+// 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.
+
+package ldap
+
+import (
+	"errors"
+
+	"gopkg.in/asn1-ber.v1"
+)
+
+type SimpleBindRequest struct {
+	Username string
+	Password string
+	Controls []Control
+}
+
+type SimpleBindResult struct {
+	Controls []Control
+}
+
+func NewSimpleBindRequest(username string, password string, controls []Control) *SimpleBindRequest {
+	return &SimpleBindRequest{
+		Username: username,
+		Password: password,
+		Controls: controls,
+	}
+}
+
+func (bindRequest *SimpleBindRequest) encode() *ber.Packet {
+	request := ber.Encode(ber.ClassApplication, ber.TypeConstructed, ApplicationBindRequest, nil, "Bind Request")
+	request.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, 3, "Version"))
+	request.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, bindRequest.Username, "User Name"))
+	request.AppendChild(ber.NewString(ber.ClassContext, ber.TypePrimitive, 0, bindRequest.Password, "Password"))
+
+	request.AppendChild(encodeControls(bindRequest.Controls))
+
+	return request
+}
+
+func (l *Conn) SimpleBind(simpleBindRequest *SimpleBindRequest) (*SimpleBindResult, error) {
+	messageID := l.nextMessageID()
+
+	packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request")
+	packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, messageID, "MessageID"))
+	encodedBindRequest := simpleBindRequest.encode()
+	packet.AppendChild(encodedBindRequest)
+
+	if l.Debug {
+		ber.PrintPacket(packet)
+	}
+
+	channel, err := l.sendMessage(packet)
+	if err != nil {
+		return nil, err
+	}
+	if channel == nil {
+		return nil, NewError(ErrorNetwork, errors.New("ldap: could not send message"))
+	}
+	defer l.finishMessage(messageID)
+
+	packet = <-channel
+	if packet == nil {
+		return nil, NewError(ErrorNetwork, errors.New("ldap: could not retrieve response"))
+	}
+
+	if l.Debug {
+		if err := addLDAPDescriptions(packet); err != nil {
+			return nil, err
+		}
+		ber.PrintPacket(packet)
+	}
+
+	result := &SimpleBindResult{
+		Controls: make([]Control, 0),
+	}
+
+	if len(packet.Children) == 3 {
+		for _, child := range packet.Children[2].Children {
+			result.Controls = append(result.Controls, DecodeControl(child))
+		}
+	}
+
+	resultCode, resultDescription := getLDAPResultCode(packet)
+	if resultCode != 0 {
+		return result, NewError(resultCode, errors.New(resultDescription))
+	}
+
+	return result, nil
+}
+
+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.TypePrimitive, ber.TagInteger, messageID, "MessageID"))
+	bindRequest := ber.Encode(ber.ClassApplication, ber.TypeConstructed, ApplicationBindRequest, nil, "Bind Request")
+	bindRequest.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, 3, "Version"))
+	bindRequest.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, username, "User Name"))
+	bindRequest.AppendChild(ber.NewString(ber.ClassContext, ber.TypePrimitive, 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, errors.New("ldap: could not send message"))
+	}
+	defer l.finishMessage(messageID)
+
+	packet = <-channel
+	if packet == nil {
+		return NewError(ErrorNetwork, errors.New("ldap: could not retrieve response"))
+	}
+
+	if l.Debug {
+		if err := addLDAPDescriptions(packet); err != nil {
+			return err
+		}
+		ber.PrintPacket(packet)
+	}
+
+	resultCode, resultDescription := getLDAPResultCode(packet)
+	if resultCode != 0 {
+		return NewError(resultCode, errors.New(resultDescription))
+	}
+
+	return nil
+}
-- 
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