multipart/form-data，POST文件上传问题

Question

远程upload.asp应该怎么写呀？谢谢！

Answer 1

下面是vb中的代码，发送数据流，那么远程upload.asp怎样写才能接收数据流呀？高手进啊！
Dim req As System.Net.HttpWebRequest = _
                CType(System.Net.WebRequest.Create(url), _
                    System.Net.HttpWebRequest)
            req.Method = "POST"
            req.ContentType = "multipart/form-data; boundary=" + boundary
            Dim postData As String = ""
            postData = "--" + boundary + vbCrLf + _
                "Content-Disposition: form-data; name=""upfile""; filename=""" + _
                fileName + """" + vbCrLf + _
                "Content-Type: application/octet-stream" + vbCrLf + _
                "Content-Transfer-Encoding: binary" + vbCrLf + vbCrLf
            Dim startData As Byte() = enc.GetBytes(postData)
            postData = vbCrLf + "--" + boundary + "--" + vbCrLf
            Dim endData As Byte() = enc.GetBytes(postData)            Dim fs As New System.IO.FileStream( _
                filePath, _
                System.IO.FileMode.Open, _
                System.IO.FileAccess.Read)            req.ContentLength = startData.Length + endData.Length + fs.Length
            Dim reqStream As System.IO.Stream = req.GetRequestStream()            reqStream.Write(startData, 0, startData.Length)            Dim readData(&H1000) As Byte
            Dim readSize As Integer = 0
            While True
                readSize = fs.Read(readData, 0, readData.Length)
                If readSize = 0 Then
                    Exit While
                End If
                reqStream.Write(readData, 0, readSize)
            End While
            fs.Close()
            reqStream.Write(endData, 0, endData.Length)
            reqStream.Close()
            Dim res As System.Net.HttpWebResponse = _
                CType(req.GetResponse(), System.Net.HttpWebResponse)
            Dim resStream As System.IO.Stream = res.GetResponseStream()
            Dim sr As New System.IO.StreamReader(resStream, enc)            Console.WriteLine(sr.ReadToEnd())
            sr.Close()