143 lines
2.6 KiB
C
143 lines
2.6 KiB
C
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/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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savecfg.c
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Abstract:
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This source file implements code to save the Win9x environment to
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a settings file. It writes a copy of all screen saver settings on
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a per-user basis.
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Author:
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Jim Schmidt (jimschm) 11-Apr-1997
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Revision History:
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--*/
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#include "pch.h"
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BOOL
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SaveDatFileKeyAndVal (
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IN LPCSTR Key,
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IN LPCSTR Val
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)
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{
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//
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// This function is a wrapper to simplify writing to our settings file
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//
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return WritePrivateProfileString (g_User, Key, Val, g_SettingsFile);
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}
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BOOL
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CopyRegValueToDatFile (
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IN HKEY RegKey,
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IN LPCSTR ValueName
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)
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{
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LPCSTR DataPtr;
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DWORD rc;
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//
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// Obtain registry value data and copy it to our settings file
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//
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DataPtr = GetRegValueString (RegKey, ValueName);
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if (DataPtr) {
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return SaveDatFileKeyAndVal (ValueName, DataPtr);
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}
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// If not found or wrong data type, don't sweat it
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rc = GetLastError();
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return rc == ERROR_FILE_NOT_FOUND || rc == ERROR_SUCCESS;
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}
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#define WIN9X_MAX_SECTION 32768
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BOOL
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SaveControlIniSection (
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IN LPCSTR ControlIniSection,
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IN LPCSTR ScreenSaverName
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)
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{
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LPSTR Buffer;
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LPSTR p;
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CHAR NewKey[MAX_PATH];
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BOOL b = TRUE;
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CHAR DataBuf[MAX_PATH];
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//
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// This function copies an entire section in control.ini to our
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// settings file. It may not be necessary because control.ini will
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// still be around, but this guarantees if someone modifies
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// control.ini later, our migration will not break.
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//
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//
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// Allocate a generous buffer to hold all key names
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//
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Buffer = HeapAlloc (g_hHeap, 0, WIN9X_MAX_SECTION);
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if (!Buffer) {
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return FALSE;
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}
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//
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// Retrieve the key names
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//
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GetPrivateProfileString (
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ControlIniSection,
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NULL,
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S_EMPTY,
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Buffer,
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WIN9X_MAX_SECTION,
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S_CONTROL_INI
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);
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//
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// For each key name, copy it to our settings file
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//
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p = Buffer;
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while (*p) {
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if (CreateScreenSaverParamKey (ScreenSaverName, p, NewKey)) {
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GetPrivateProfileString (
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ControlIniSection,
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p,
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S_EMPTY,
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DataBuf,
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MAX_PATH,
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S_CONTROL_INI
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);
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if (!SaveDatFileKeyAndVal (NewKey, DataBuf)) {
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b = FALSE;
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break;
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}
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}
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p = _mbschr (p, 0);
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p++;
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}
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//
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// Cleanup
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//
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HeapFree (g_hHeap, 0, Buffer);
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return b;
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}
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