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/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
//
// XXX not thread-safe, because d3des isn't - do we need to worry about this?
//
#include <string.h>
extern "C" {
#include <rfb/d3des.h>
}
#include <rdr/types.h>
#include <rdr/Exception.h>
#include <rfb/Password.h>
using namespace rfb;
static unsigned char d3desObfuscationKey[] = {23,82,107,6,35,78,88,7};
PlainPasswd::PlainPasswd() {}
PlainPasswd::PlainPasswd(char* pwd) : CharArray(pwd) {
}
PlainPasswd::PlainPasswd(size_t len) : CharArray(len) {
}
PlainPasswd::PlainPasswd(const ObfuscatedPasswd& obfPwd) : CharArray(9) {
if (obfPwd.length < 8)
throw rdr::Exception("bad obfuscated password length");
deskey(d3desObfuscationKey, DE1);
des((rdr::U8*)obfPwd.buf, (rdr::U8*)buf);
buf[8] = 0;
}
PlainPasswd::~PlainPasswd() {
replaceBuf(0);
}
void PlainPasswd::replaceBuf(char* b) {
if (buf)
memset(buf, 0, strlen(buf));
CharArray::replaceBuf(b);
}
ObfuscatedPasswd::ObfuscatedPasswd() : length(0) {
}
ObfuscatedPasswd::ObfuscatedPasswd(size_t len) : CharArray(len), length(len) {
}
ObfuscatedPasswd::ObfuscatedPasswd(const PlainPasswd& plainPwd) : CharArray(8), length(8) {
size_t l = strlen(plainPwd.buf), i;
for (i=0; i<8; i++)
buf[i] = i<l ? plainPwd.buf[i] : 0;
deskey(d3desObfuscationKey, EN0);
des((rdr::U8*)buf, (rdr::U8*)buf);
}
ObfuscatedPasswd::~ObfuscatedPasswd() {
if (buf)
memset(buf, 0, length);
}
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