form1.frm

vb写的des加密解密源码及调用过程 已经验证

VERSION 5.00
Begin VB.Form Form1 
   Caption         =   "Form1"
   ClientHeight    =   4245
   ClientLeft      =   60
   ClientTop       =   450
   ClientWidth     =   6045
   LinkTopic       =   "Form1"
   ScaleHeight     =   4245
   ScaleWidth      =   6045
   StartUpPosition =   3  '窗口缺省
   Begin VB.CommandButton Command5 
      Caption         =   "Command5"
      Height          =   375
      Left            =   2640
      TabIndex        =   7
      Top             =   840
      Width           =   2055
   End
   Begin VB.CommandButton Command4 
      Caption         =   "Command4"
      Height          =   495
      Left            =   2640
      TabIndex        =   6
      Top             =   120
      Width           =   2175
   End
   Begin VB.CommandButton Command3 
      Caption         =   "Command3"
      Height          =   540
      Left            =   120
      TabIndex        =   5
      Top             =   360
      Width           =   2295
   End
   Begin VB.TextBox Text1 
      Height          =   495
      Left            =   360
      TabIndex        =   4
      Text            =   "Text1"
      Top             =   1920
      Width           =   2775
   End
   Begin VB.TextBox Text2 
      Height          =   375
      Left            =   360
      TabIndex        =   3
      Text            =   "Text2"
      Top             =   2640
      Width           =   2775
   End
   Begin VB.TextBox Text3 
      Height          =   375
      IMEMode         =   3  'DISABLE
      Left            =   360
      TabIndex        =   2
      Text            =   "Text3"
      Top             =   3360
      Width           =   2775
   End
   Begin VB.CommandButton Command1 
      Caption         =   "加密"
      Height          =   495
      Left            =   3960
      TabIndex        =   1
      Top             =   1680
      Width           =   975
   End
   Begin VB.CommandButton Command2 
      Caption         =   "解密"
      Height          =   495
      Left            =   3960
      TabIndex        =   0
      Top             =   2400
      Width           =   975
   End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim des As New clsDES
Dim B() As Byte
Dim ByteArray() As Byte

Private Sub Command1_Click()
  
  'Convert the text into a byte array
  'ByteArray() = StrConv(Text1.Text, vbFromUnicode)
des.Key = ""
Text2.Text = des.EncryptString(Text1.Text, "12345678")
'Call des.EncryptByte(ByteArray(), Text1.Text)

End Sub

Private Sub Command2_Click()
Text3.Text = des.DecryptString(Text2.Text, "12345678")
'Text3.Text = des.DecryptByte(ByteArray, Text1.Text)
'Text2.Text = des.EncryptString(Text1.Text, "12345678")
End Sub

Private Sub Command3_Click()
Dim ByteArray() As Byte
Dim ByteArray1() As Byte

'Convert the text into a byte array
ByteArray1() = StrConv(Text1.Text, vbFromUnicode)
Call C.DES_Decode(ByteArray1(), "12345678", ByteArray())
Text2.Text = StrConv(ByteArray(), vbUnicode)
End Sub

Private Sub Command4_Click()
Dim ByteArray() As Byte
Dim ByteArray1() As Byte

'Convert the text into a byte array
ByteArray1() = StrConv(Text2.Text, vbFromUnicode)
Call C.DES_Encode(ByteArray1(), "12345678", ByteArray())
Text3.Text = StrConv(ByteArray(), vbUnicode)

End Sub

Private Sub Command5_Click()
Dim ByteArray1() As Byte

'Convert the text into a byte array
'ByteArray1() = StrConv(Text2.Text, vbFromUnicode)
Call C.DES_Encode(ByteArray(), "12345678", ByteArray1())
Text3.Text = StrConv(ByteArray1(), vbUnicode)


End Sub