public static string MsgCheck_Winform(Message msg)
{
string str;
str = "<Header>\n";
str += $"MSGID : {msg.Header.MSGID}\n";
str += $"MSGTYPE : {msg.Header.MSGTYPE}\n";
str += $"BODYLEN : {msg.Header.BODYLEN}\n";
str += $"FRAGMENTED : {msg.Header.FRAGMENTED}\n";
str += $"LASTMSG : {msg.Header.LASTMSG}\n";
str += $"SEQ : {msg.Header.SEQ}\n";
str += "<Body>\n";
switch (msg.Header.MSGTYPE)
{
case CONSTANTS.REQ_FILE_SEND:
BodyRequest reqBody = (BodyRequest)msg.Body;
str += $"FileSize : {reqBody.FILESIZE}\n";
str += $"FolderSize : {reqBody.FOLDERSIZE}\n";
str += $"FileName : {System.Text.Encoding.Default.GetString(reqBody.FILENAME)}\n";
str += $"SaveFolderNameLenght : {System.Text.Encoding.Default.GetString(reqBody.FOLDERNAME)}\n";
break;
case CONSTANTS.REP_FILE_SEND:
BodyResponse resBody = (BodyResponse)msg.Body;
str += $"MSGID : {resBody.MSGID}\n";
str += $"Respone : {resBody.RESPONSE}\n";
break;
case CONSTANTS.FILE_SEND_DATA:
break;
case CONSTANTS.FILE_SEND_RES:
BodyResult resultBody = (BodyResult)msg.Body;
str += $"MSGID : {resultBody.MSGID}\n";
str += $"Result : {resultBody.RESULT}\n";
break;
case CONSTANTS.CONNECT_STATE_CHECK:
BodyCheck checkBody = (BodyCheck)msg.Body;
str += $"State : {checkBody.STATE}\n";
break;
default:
throw new Exception(String.Format($"Unknown MSGTYPE : {msg.Header.MSGTYPE}"));
}
return(str);
}
public static Message Receive(Stream reader)
{
int totalRecv = 0;
int sizeToRead = 16;
byte[] hBuffer = new byte[sizeToRead];
while (sizeToRead > 0)
{
byte[] buffer = new byte[sizeToRead];
int recv = reader.Read(buffer, 0, sizeToRead);
if (recv == 0)
{
return(null);
}
buffer.CopyTo(hBuffer, totalRecv);
totalRecv += recv;
sizeToRead -= recv;
}
Header header = new Header(hBuffer);
totalRecv = 0;
byte[] bBuffer = new byte[header.BODYLEN];
sizeToRead = (int)header.BODYLEN;
while (sizeToRead > 0)
{
byte[] buffer = new byte[sizeToRead];
int recv = reader.Read(buffer, 0, sizeToRead);
if (recv == 0)
{
return(null);
}
buffer.CopyTo(bBuffer, totalRecv);
totalRecv += recv;
sizeToRead -= recv;
}
ISerializable body = null;
switch (header.MSGTYPE)
{
case CONSTANTS.REQ_FILE_SEND:
body = new BodyRequest(bBuffer);
break;
case CONSTANTS.REP_FILE_SEND:
body = new BodyResponse(bBuffer);
break;
case CONSTANTS.FILE_SEND_DATA:
body = new BodyData(bBuffer);
break;
case CONSTANTS.FILE_SEND_RES:
body = new BodyResult(bBuffer);
break;
case CONSTANTS.CONNECT_STATE_CHECK:
body = new BodyCheck(bBuffer);
break;
default:
throw new Exception(String.Format($"Unknown MSGTYPE : {header.MSGTYPE}"));
}
return(new Message()
{
Header = header, Body = body
});
}
public static Message Receive(Stream reader)
{
int totalRecv = 0;
int sizeToRead = CONSTANTS.MAXSIZE;
byte[] hBuffer = new byte[sizeToRead];
while (sizeToRead > 0)
{
//버퍼를 할당하고
byte[] buffer = new byte[sizeToRead];
//스트림에서 sizeToRead 크기만큼 읽어서 recv에 전달한다.
int recv = reader.Read(buffer, 0, sizeToRead);
if (recv == 0)
{
return(null);
}
//hBuffer에 buffer의 0번부터 모두 복사 한다.
buffer.CopyTo(hBuffer, totalRecv);
//totalRecv에 recv를 추가하고 sizeToRead에서 recv를 뺀다.
//메시지를 읽었으니 총량을 증가하고 읽은양은 줄어든다.
totalRecv += recv;
sizeToRead -= recv;
}
Header header = new Header(hBuffer);
totalRecv = 0;
byte[] bBuffer = new byte[header.BODYLEN];
sizeToRead = (int)header.BODYLEN;
while (sizeToRead > 0)
{
byte[] buffer = new byte[sizeToRead];
int recv = reader.Read(buffer, 0, sizeToRead);
if (recv == 0)
{
return(null);
}
buffer.CopyTo(bBuffer, totalRecv);
totalRecv += recv;
sizeToRead -= recv;
}
//Header의 MSGTYPE 프로퍼티를 통해 어떤Body 클래스의 생성자를 호출할지를 결정한다.
ISerializable body = null;
switch (header.MSGTYPE)
{
case CONSTANTS.REQ_FILE_SEND:
body = new BodyRequest(bBuffer);
break;
case CONSTANTS.REP_FILE_SEND:
body = new BodyResponse(bBuffer);
break;
case CONSTANTS.FILE_SEND_DATA:
body = new BodyData(bBuffer);
break;
case CONSTANTS.FILE_SEND_RES:
body = new BodyResult(bBuffer);
break;
default:
throw new Exception(String.Format("Unknown MSGTYPE : {0}", header.MSGTYPE));
}
return(new Message()
{
Header = header, Body = body
});
}
public static Message Receive(Stream reader)
{
// byte[] testBytes = new byte[1024];
// int recvSize1 = reader.Read(testBytes, 0, 16);
// int recvSize2 = reader.Read(testBytes, recvSize1, testBytes.Length - recvSize1);
// Header
int totalRecv = 0;
int sizeToRead = 16;
byte[] hBuffer = new byte[sizeToRead];
while (sizeToRead > 0)
{
byte[] buffer = new byte[sizeToRead];
int recv = reader.Read(buffer, 0, sizeToRead);
if (0 == recv)
{
return(null);
}
buffer.CopyTo(hBuffer, totalRecv);
totalRecv += recv;
sizeToRead -= recv;
}
Header header = new Header(hBuffer);
// Body
totalRecv = 0;
byte[] bBuffer = new byte[header.BODYLEN];
sizeToRead = (int)header.BODYLEN;
while (sizeToRead > 0)
{
byte[] buffer = new byte[sizeToRead];
int recv = reader.Read(buffer, 0, sizeToRead);
if (0 == recv)
{
return(null);
}
buffer.CopyTo(bBuffer, totalRecv);
totalRecv += recv;
sizeToRead -= recv;
}
ISerializable body = null;
switch (header.MSGTYPE)
{
case CONSTANTS.REQ_FILE_SEND:
body = new BodyRequest(bBuffer);
break;
case CONSTANTS.REP_FILE_SEND:
body = new BodyResponse(bBuffer);
break;
case CONSTANTS.FILE_SEND_DATA:
body = new BodyData(bBuffer);
break;
case CONSTANTS.FILE_SEND_RES:
body = new BodyResult(bBuffer);
break;
default:
throw new Exception(String.Format($"Unknown MSGTYPE : {header.MSGTYPE}"));
}
return(new Message()
{
Header = header,
Body = body
});
}
public static Message Receive(Stream reader)
{
int totalRecev = 0;
int sizetoRead = 16; //초기화값 16 : 헤더의 사이즈는 16바이트로 설정했으므로
byte[] hBuffer = new byte[sizetoRead]; //헤더에 대한 버퍼
//sizetoRead를 사용하는 의미는 무엇이지??
while (sizetoRead > 0)
{
byte[] buffer = new byte[sizetoRead];
int recv = reader.Read(buffer, 0, sizetoRead);
if (recv == 0)
{
return(null);
}
buffer.CopyTo(hBuffer, totalRecev);
totalRecev += recv;
sizetoRead -= recv;
}
Header header = new Header(hBuffer);
totalRecev = 0;
byte[] bBuffer = new byte[header.BODYLEN]; //body의 길이만큼 받는다, 바디에 대한 버퍼
sizetoRead = (int)header.BODYLEN;
while (sizetoRead > 0)
{
byte[] buffer = new byte[sizetoRead];
int recv = reader.Read(buffer, 0, sizetoRead);
if (recv == 0)
{
return(null);
}
buffer.CopyTo(bBuffer, totalRecev);
totalRecev += recv;
sizetoRead -= recv;
}
ISerializable body = null;
//헤더 타입에 따라 바디 객체를 세팅
switch (header.MSGTYPE)
{
case CONSTANTS.REQ_FILE_SEND:
body = new BodyRequest(bBuffer);
break;
case CONSTANTS.REP_FILE_SEND:
body = new BodyResponse(bBuffer);
break;
case CONSTANTS.FILE_SEND_DATA:
body = new BodyData(bBuffer);
break;
case CONSTANTS.FILE_SEND_RES:
body = new BodyResult(bBuffer);
break;
default:
throw new Exception(
String.Format("Unknown MSGTYPE : {0}", header.MSGTYPE));
}
return(new Message()
{
Header = header, Body = body
});
}