AppleWin/source/Registry.cpp

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/*
AppleWin : An Apple //e emulator for Windows
Copyright (C) 1994-1996, Michael O'Brien
Copyright (C) 1999-2001, Oliver Schmidt
Copyright (C) 2002-2005, Tom Charlesworth
Copyright (C) 2006-2007, Tom Charlesworth, Michael Pohoreski
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AppleWin 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.
AppleWin 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 AppleWin; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* Description: Registry module
*
* Author: Various
*/
#include "StdAfx.h"
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//===========================================================================
BOOL RegLoadString (LPCTSTR section, LPCTSTR key, BOOL peruser,
LPTSTR buffer, DWORD chars) {
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int success = 0;
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TCHAR fullkeyname[256];
wsprintf(fullkeyname,
TEXT("Software\\AppleWin\\CurrentVersion\\%s"),
(LPCTSTR)section);
HKEY keyhandle;
if (!RegOpenKeyEx((peruser ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE),
fullkeyname,
0,
KEY_READ,
&keyhandle)) {
DWORD type;
DWORD size = chars;
success = (!RegQueryValueEx(keyhandle,key,0,&type,(LPBYTE)buffer,&size)) &&
size;
RegCloseKey(keyhandle);
}
return success;
}
//===========================================================================
BOOL RegLoadValue (LPCTSTR section, LPCTSTR key, BOOL peruser, DWORD *value) {
if (!value)
return 0;
TCHAR buffer[32] = TEXT("");
if (!RegLoadString(section,key,peruser,buffer,32))
return 0;
buffer[31] = 0;
*value = (DWORD)_ttoi(buffer);
return 1;
}
//===========================================================================
void RegSaveString (LPCTSTR section, LPCTSTR key, BOOL peruser, LPCTSTR buffer) {
TCHAR fullkeyname[256];
wsprintf(fullkeyname,
TEXT("Software\\AppleWin\\CurrentVersion\\%s"),
(LPCTSTR)section);
HKEY keyhandle;
DWORD disposition;
if (!RegCreateKeyEx((peruser ? HKEY_CURRENT_USER : HKEY_LOCAL_MACHINE),
fullkeyname,
0,
NULL,
REG_OPTION_NON_VOLATILE,
KEY_READ | KEY_WRITE,
(LPSECURITY_ATTRIBUTES)NULL,
&keyhandle,
&disposition)) {
RegSetValueEx(keyhandle,
key,
0,
REG_SZ,
(CONST BYTE *)buffer,
(_tcslen(buffer)+1)*sizeof(TCHAR));
RegCloseKey(keyhandle);
}
}
//===========================================================================
void RegSaveValue (LPCTSTR section, LPCTSTR key, BOOL peruser, DWORD value) {
TCHAR buffer[32] = TEXT("");
_ultot(value,buffer,10);
RegSaveString(section,key,peruser,buffer);
}