quamrulmina 7aac59e524 Add ANSI parsing engine and console draw support to ssh client
Makes the ssh.exe client more useable in interactive mode with ANSI
color and a console screen support.
2015-10-15 17:25:39 -05:00

75 lines
1.8 KiB
C

/* tnnet.c
* Author: Pragma Systems, Inc. <www.pragmasys.com>
* Contribution by Pragma Systems, Inc. for Microsoft openssh win32 port
* Copyright (c) 2011, 2015 Pragma Systems, Inc.
* All rights reserved
*
* Contains terminal emulation related network calls to invoke ANSI parsing engine
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice.
* 2. Binaries produced provide no direct or implied warranties or any
* guarantee of performance or suitability.
*/
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <winsock2.h>
#include <windows.h>
#include "ansiprsr.h"
#include "tncon.h"
#define dwBuffer 4096
int NetWriteString( char* pszString, size_t cbString)
{
//return send_output_to_remote_client( sock, pszString, (int)cbString, 0 );
return (int)cbString ;
}
size_t telProcessNetwork ( char *buf, size_t len )
{
unsigned char szBuffer[dwBuffer + 8];
unsigned char* pszHead = szBuffer;
unsigned char* pszTail = szBuffer;
size_t Result;
unsigned char* pszNewHead;
if (1)
{
Result = len ;
pszTail = (unsigned char *)buf ;
pszHead = (unsigned char *)buf ;
pszTail += Result;
pszNewHead = pszHead;
do
{
pszHead = pszNewHead;
pszNewHead = ParseBuffer(pszHead, pszTail);
} while ((pszNewHead != pszHead) && (pszNewHead < pszTail));
if ( pszNewHead >= pszTail )
{
// Everything is okay and we will reset variables and continue
pszTail = pszHead = szBuffer;
}
else
{
MoveMemory(szBuffer, pszNewHead, pszTail - pszNewHead);
pszTail = szBuffer + (pszTail - pszNewHead);
pszHead = szBuffer;
}
}
return len;
}