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Thread: server ping times

  1. #1

    Thread Starter
    New Member
    Join Date
    Jul 2000
    Posts
    3

    Angry

    can anybody tell me if it is possible to get ping times from servers using vb6.i want to create a program that allows users to compare ping times from different servers showing the most stable connections and lowest pings using the current internet connection.any information would be very much appreciated
    matt

  2. #2
    Addicted Member
    Join Date
    May 2000
    Posts
    240

    Cool Second time answering this same post..

    I answerd this post already but i guess it got erased somehow,but anyway try this api...it aint the complelete answer to your question but am sure you could modify the code to suite your needs


    Const SOCKET_ERROR = 0
    Private Type WSAdata
    wVersion As Integer
    wHighVersion As Integer
    szDescription(0 To 255) As Byte
    szSystemStatus(0 To 128) As Byte
    iMaxSockets As Integer
    iMaxUdpDg As Integer
    lpVendorInfo As Long
    End Type
    Private Type Hostent
    h_name As Long
    h_aliases As Long
    h_addrtype As Integer
    h_length As Integer
    h_addr_list As Long
    End Type
    Private Type IP_OPTION_INFORMATION
    TTL As Byte
    Tos As Byte
    Flags As Byte
    OptionsSize As Long
    OptionsData As String * 128
    End Type
    Private Type IP_ECHO_REPLY
    Address(0 To 3) As Byte
    Status As Long
    RoundTripTime As Long
    DataSize As Integer
    Reserved As Integer
    data As Long
    Options As IP_OPTION_INFORMATION
    End Type
    Private Declare Function GetHostByName Lib "wsock32.dll" Alias "gethostbyname" (ByVal HostName As String) As Long
    Private Declare Function WSAStartup Lib "wsock32.dll" (ByVal wVersionRequired&, lpWSAdata As WSAdata) As Long
    Private Declare Function WSACleanup Lib "wsock32.dll" () As Long
    Private Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (hpvDest As Any, hpvSource As Any, ByVal cbCopy As Long)
    Private Declare Function IcmpCreateFile Lib "icmp.dll" () As Long
    Private Declare Function IcmpCloseHandle Lib "icmp.dll" (ByVal HANDLE As Long) As Boolean
    Private Declare Function IcmpSendEcho Lib "ICMP" (ByVal IcmpHandle As Long, ByVal DestAddress As Long, ByVal RequestData As String, ByVal RequestSize As Integer, RequestOptns As IP_OPTION_INFORMATION, ReplyBuffer As IP_ECHO_REPLY, ByVal ReplySize As Long, ByVal TimeOut As Long) As Boolean
    Private Sub Form_Load()
    'KPD-Team 2000
    'URL: http://www.allapi.net/
    'E-Mail: [email protected]
    Const HostName = "www.geocities.com"
    Dim hFile As Long, lpWSAdata As WSAdata
    Dim hHostent As Hostent, AddrList As Long
    Dim Address As Long, rIP As String
    Dim OptInfo As IP_OPTION_INFORMATION
    Dim EchoReply As IP_ECHO_REPLY
    Call WSAStartup(&H101, lpWSAdata)
    If GetHostByName(HostName + String(64 - Len(HostName), 0)) <> SOCKET_ERROR Then
    CopyMemory hHostent.h_name, ByVal GetHostByName(HostName + String(64 - Len(HostName), 0)), Len(hHostent)
    CopyMemory AddrList, ByVal hHostent.h_addr_list, 4
    CopyMemory Address, ByVal AddrList, 4
    End If
    hFile = IcmpCreateFile()
    If hFile = 0 Then
    MsgBox "Unable to Create File Handle"
    Exit Sub
    End If
    OptInfo.TTL = 255
    If IcmpSendEcho(hFile, Address, String(32, "A"), 32, OptInfo, EchoReply, Len(EchoReply) + 8, 2000) Then
    rIP = CStr(EchoReply.Address(0)) + "." + CStr(EchoReply.Address(1)) + "." + CStr(EchoReply.Address(2)) + "." + CStr(EchoReply.Address(3))
    Else
    MsgBox "Timeout"
    End If
    If EchoReply.Status = 0 Then
    MsgBox "Reply from " + HostName + " (" + rIP + ") recieved after " + Trim$(CStr(EchoReply.RoundTripTime)) + "ms"
    Else
    MsgBox "Failure ..."
    End If
    Call IcmpCloseHandle(hFile)
    Call WSACleanup
    End Sub

    All this does is ping a server..but i am sure you can arange/add it to suit your needs!

    See ya

    NewbBee VbProgrammer6.0(Broke As String 0 As Integer Boolean = True)
    Hangovers SUCK!!!!
    End Drunk...umm i mean Sub



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