Здраствуйте ребята! Реализую код для отправки файла на сервер. все нормально компилируется для КПК но при запуске на девайся выкидвает ошибку ProtocolViolationException с чем это связано?спасибо | Код |
public static string uploadfileex( string uploadfile, string url,
string fileformname, string contenttype,namevaluecollection querystring )
{
if( (fileformname== null) ||
(fileformname.length ==0))
{
fileformname = "file";
}
if( (contenttype== null) ||
(contenttype.length ==0))
{
contenttype = "application/octet-stream";
}
string postdata;
postdata = "?";
if (querystring!=null)
{
foreach(string key in querystring.keys)
{
postdata+= key +"=" + querystring.get(key)+"&";
}
}
uri uri = new uri(url+postdata);
string boundary = "----------" + datetime.now.ticks.tostring("x");
httpwebrequest webrequest = (httpwebrequest)webrequest.create(uri);
webrequest.cookiecontainer = cookies;
webrequest.contenttype = "multipart/form-data; boundary=" + boundary;
webrequest.method = "post";
// build up the post message header
stringbuilder sb = new stringbuilder();
sb.append("--");
sb.append(boundary);
sb.append("\r\n");
sb.append("content-disposition: form-data; name=\"");
sb.append(fileformname);
sb.append("\"; filename=\"");
sb.append(path.getfilename(uploadfile));
sb.append("\"");
sb.append("\r\n");
sb.append("content-type: ");
sb.append(contenttype);
sb.append("\r\n");
sb.append("\r\n");
string postheader = sb.tostring();
byte[] postheaderbytes = encoding.utf8.getbytes(postheader);
// build the trailing boundary string as a byte array
// ensuring the boundary appears on a line by itself
byte[] boundarybytes =
encoding.ascii.getbytes("\r\n--" + boundary + "\r\n");
filestream filestream = new filestream(uploadfile,
filemode.open, fileaccess.read);
long length = postheaderbytes.length + filestream.length +
boundarybytes.length;
webrequest.contentlength = length;
stream requeststream = webrequest.getrequeststream();
// write out our post header
requeststream.write(postheaderbytes, 0, postheaderbytes.length);
// write out the file contents
byte[] buffer = new byte[checked((uint)math.min(4096,
(int)filestream.length))];
int bytesread = 0;
while ( (bytesread = filestream.read(buffer, 0, buffer.length)) != 0 )
requeststream.write(buffer, 0, bytesread);
// write out the trailing boundary
requeststream.write(boundarybytes, 0, boundarybytes.length);
webresponse responce = webrequest.getresponse();
stream s = responce.getresponsestream();
streamreader sr = new streamreader(s);
return sr.readtoend();
}
|
| Код |
uploadfile = "c:\\test.doc";
string outdata = UploadFileEx(uploadfile,"http://localhost/test.php","file", "application/octet-stream",
querystring);
|
В чем косяк? голову сломал уже |
Отправка Файла на сервер, upload file 
Загрузка ...
