?? form1.frm
字號:
VERSION 5.00
Object = "{248DD890-BB45-11CF-9ABC-0080C7E7B78D}#1.0#0"; "MSWINSCK.OCX"
Begin VB.Form Form1
Caption = "發(fā)送端"
ClientHeight = 5085
ClientLeft = 3510
ClientTop = 2700
ClientWidth = 7935
LinkTopic = "Form1"
ScaleHeight = 5085
ScaleWidth = 7935
Begin VB.Frame Frame2
Caption = "生成多項式"
Height = 1815
Index = 0
Left = 120
TabIndex = 14
Top = 120
Width = 5175
Begin VB.CheckBox Check1
Caption = "x8"
Height = 300
Index = 0
Left = 120
TabIndex = 26
Top = 1200
Value = 1 'Checked
Width = 495
End
Begin VB.CheckBox Check1
Caption = "x7"
Height = 300
Index = 1
Left = 720
TabIndex = 25
Top = 1200
Width = 495
End
Begin VB.CheckBox Check1
Caption = "x6"
Height = 300
Index = 2
Left = 1200
TabIndex = 24
Top = 1200
Width = 495
End
Begin VB.CheckBox Check1
Caption = "x5"
Height = 300
Index = 3
Left = 1680
TabIndex = 23
Top = 1200
Width = 495
End
Begin VB.OptionButton Option1
Caption = "Setting CRC-8=101H"
Height = 495
Index = 2
Left = 3360
TabIndex = 22
Top = 360
Value = -1 'True
Width = 1695
End
Begin VB.OptionButton Option1
Caption = "CRC-8=131H"
Height = 375
Index = 1
Left = 1800
TabIndex = 21
Top = 360
Width = 1215
End
Begin VB.CheckBox Check1
Caption = "1"
Height = 300
Index = 8
Left = 4560
TabIndex = 20
Top = 1200
Value = 1 'Checked
Width = 495
End
Begin VB.OptionButton Option1
Caption = "CRC-8=107H"
Height = 375
Index = 0
Left = 360
TabIndex = 19
Top = 360
Width = 1215
End
Begin VB.CheckBox Check1
Caption = "x1"
Height = 300
Index = 7
Left = 3960
TabIndex = 18
Top = 1200
Width = 495
End
Begin VB.CheckBox Check1
Caption = "x2"
Height = 300
Index = 6
Left = 3480
TabIndex = 17
Top = 1200
Width = 495
End
Begin VB.CheckBox Check1
Caption = "x3"
Height = 300
Index = 5
Left = 2880
TabIndex = 16
Top = 1200
Width = 495
End
Begin VB.CheckBox Check1
Caption = "x4"
Height = 300
Index = 4
Left = 2280
TabIndex = 15
Top = 1200
Width = 495
End
End
Begin VB.CommandButton cmdexit
Caption = "退 出"
Height = 375
Left = 6720
TabIndex = 13
Top = 4560
Width = 855
End
Begin VB.ListBox List1
Height = 240
Left = 5520
TabIndex = 12
Top = 1560
Visible = 0 'False
Width = 1950
End
Begin VB.OptionButton tennelopt
Caption = "有噪信道"
Height = 375
Index = 0
Left = 3360
TabIndex = 9
Top = 2040
Width = 1215
End
Begin VB.OptionButton tennelopt
Caption = "無噪信道"
Height = 375
Index = 1
Left = 1080
TabIndex = 8
Top = 2040
Value = -1 'True
Width = 1215
End
Begin VB.CommandButton convert
Caption = "編 碼"
Height = 364
Left = 2160
TabIndex = 7
Top = 3720
Width = 960
End
Begin VB.TextBox senddata
Appearance = 0 'Flat
Height = 360
Left = 960
TabIndex = 6
Top = 3000
Width = 3255
End
Begin VB.TextBox Text3
Height = 375
Left = 5520
TabIndex = 3
Text = "2008"
Top = 720
Width = 1845
End
Begin VB.CommandButton Command2
Caption = "斷 開"
Height = 375
Left = 5400
TabIndex = 2
Top = 4560
Width = 1095
End
Begin VB.CommandButton cmdsend
Caption = "發(fā) 送"
Height = 375
Left = 4080
TabIndex = 1
Top = 4560
Width = 1005
End
Begin VB.TextBox sendframe
Appearance = 0 'Flat
Height = 375
Left = 960
TabIndex = 0
Top = 4560
Width = 2775
End
Begin MSWinsockLib.Winsock Winsock1
Index = 0
Left = 840
Top = 120
_ExtentX = 741
_ExtentY = 741
_Version = 393216
End
Begin VB.Label Label4
Caption = "(D9....D1D0)"
Height = 255
Left = 960
TabIndex = 11
Top = 2640
Width = 1455
End
Begin VB.Label Label3
Caption = "發(fā)送數(shù)據(jù)"
Height = 255
Left = 240
TabIndex = 10
Top = 2640
Width = 735
End
Begin VB.Label Label2
Caption = "編碼結(jié)果"
Height = 360
Left = 120
TabIndex = 5
Top = 4560
Width = 795
End
Begin VB.Label Label1
Caption = "本地監(jiān)聽端口:"
Height = 375
Left = 5760
TabIndex = 4
Top = 240
Width = 1305
End
End
Attribute VB_Name = "Form1"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = False
Attribute VB_PredeclaredId = True
Attribute VB_Exposed = False
Dim a
Dim Clients As Integer
Private Sub Command1_Click()
Dim I As Integer
For I = 1 To Clients
If Winsock1(I).State = sckConnected Then
Winsock1(I).senddata Winsock1(0).LocalIP & ":" & Text2.Text & vbCrLf
End If
Next
Text1.Text = Text1.Text & "本地" & ":" & Text2.Text & vbCrLf
Text2.Text = ""
End Sub
Private Sub cmdexit_Click()
End
End Sub
Private Sub cmdsend_Click()
Dim I As Integer
Dim sendpoly As String
ReDim c(1 To 9) As Integer
Dim str As String
If Len(sendframe.Text) <= 0 Then
MsgBox "長度不允許為零！", vbInformation
Exit Sub
End If
ReDim c(1 To Len(sendframe.Text)) As Integer
If tennelopt(0).Value = True Then
For I = 1 To Len(sendframe.Text)
c(I) = CInt(Mid(sendframe.Text, I, 1))
Next I
c(1) = c(1) Xor 1
For I = 1 To UBound(c)
str = str + CStr(c(I))
Next I
Else
str = sendframe.Text
End If
For I = 0 To UBound(a)
sendpoly = sendpoly + CStr(a(I))
Next I
str = str + sendpoly
For I = 1 To Clients
If Winsock1(I).State = sckConnected Then
Winsock1(I).senddata str
End If
Next
End Sub
Private Sub Command2_Click()
Dim Datas As Variant
Dim Index As Integer
Command2.Enabled = False
Datas = Split(List1.Text, " ")
Index = Val(Datas(0))
Winsock1(Index).Close
List1.RemoveItem List1.ListIndex
Unload Winsock1(Index)
Load Winsock1(Index)
End Sub
Private Sub convert_Click()
Dim count As Integer
ReDim b(1 To 19)
If senddata.Text = "" Then
MsgBox ("發(fā)送數(shù)據(jù)不允許為空!")
Exit Sub
ElseIf Len(senddata.Text) < 10 Then
MsgBox ("請輸入10位數(shù)據(jù)二進(jìn)制數(shù)據(jù)!")
End If
count = Len(Trim(senddata.Text)) + UBound(a)
ReDim b(1 To count)
'******************
'初始化待發(fā)送的數(shù)據(jù)
For I = 1 To count
If I <= Len(senddata.Text) Then
b(I) = CInt(Mid(senddata.Text, I, 1))
Else
b(I) = 0
End If
Next I
'**********************
'*********************
'對數(shù)據(jù)進(jìn)行CRC編碼
For m = 1 To UBound(b) - UBound(a)
Dim temp As Integer
temp = b(m)
For h = 1 To UBound(a) + 1
If temp = 1 Then
b(m - 1 + h) = b(m - 1 + h) Xor a(h - 1)
Else
b(m - 1 + h) = b(m - 1 + h) Xor 0
End If
Next h
Next m
'*********************
'*********************
'生成帶發(fā)送的數(shù)據(jù)幀
Dim str As String
str = str + senddata.Text
For j = 1 To UBound(b)
If j > Len(Trim(senddata.Text)) Then
str = str + CStr(b(j))
End If
Next j
'*********************
sendframe.Text = str
End Sub
'初始化多項式
Private Sub initCheck()
a = Array(1, 0, 0, 0, 0, 0, 0, 0, 1)
For I = 1 To UBound(a)
Check1(I - 1).Value = CStr(a(I - 1))
Next I
End Sub
Private Sub Form_Load()
Dim I As Integer
Call initCheck '調(diào)用初始化方法
Clients = 20
Winsock1(0).Protocol = sckTCPProtocol
Winsock1(0).LocalPort = Text3.Text
Winsock1(0).Listen
For I = 1 To Clients
Load Winsock1(I)
Next
Command2.Enabled = False
End Sub
Private Sub Text2_Change()
End Sub
Private Sub Option1_Click(Index As Integer)
If Index = 0 Then
a = Array(1, 0, 0, 0, 0, 0, 1, 1, 1)
ElseIf Index = 1 Then
a = Array(1, 0, 0, 1, 1, 0, 0, 0, 1)
Else
a = Array(1, 0, 0, 0, 0, 0, 0, 0, 1)
End If
For I = 1 To UBound(a)
Check1(I - 1).Value = CStr(a(I - 1))
Next I
End Sub
Private Sub Winsock1_Close(Index As Integer)
Winsock1(Index).Close
Unload Winsock1(Index)
Load Winsock1(Index)
End Sub
Private Sub Winsock1_ConnectionRequest(Index As Integer, ByVal requestID As Long)
Dim I As Integer
For I = 1 To Clients
If Winsock1(I).State = sckClosed Then
Winsock1(I).Accept requestID
Exit For
End If
Next
End Sub
Private Sub Winsock1_DataArrival(Index As Integer, ByVal bytesTotal As Long)
On Error Resume Next
Dim I As Integer
Dim ClientData As Variant
Winsock1(Index).GetData ClientData, vbString
Text1.Text = Text1.Text & Winsock1(Index).RemoteHostIP & ":" & ClientData & vbCrLf
For I = 1 To Clients
If Winsock1(I).State = sckConnected Then
If I <> Index Then
Winsock1(I).senddata Winsock1(Index).RemoteHostIP & ClientData & vbCrLf
End If
End If
Next
End Sub
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