381 lines
11 KiB
C
381 lines
11 KiB
C
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//----------------------------------------------------------------------------
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//
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// Copyright (c) 1997-1999 Microsoft Corporation
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// All rights reserved.
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//
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// File Name:
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// load.c
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//
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// Description:
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//
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// This file implements LoadAllAnswers() which is called by the
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// NewOrEdit page.
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//
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// When LoadAllAnswers is called, the NewOrEdit page passes whether
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// we should load settings from an existing answer file, from the
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// registry on the current machine, or whether we should reset to
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// true defaults.
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//
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// The global variables GenSettings, WizGlobals and NetSettings
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// are populated and the wizard pages init from there and scribble
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// into there.
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//
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//----------------------------------------------------------------------------
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#include "pch.h"
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#include "allres.h"
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//
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// External functions we call
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//
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BOOL ReadSettingsFromAnswerFile(HWND hwnd); // loadfile.c
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VOID ResetAnswersToDefaults(HWND hwnd, int iOrigin); // reset.c
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VOID LoadOriginalSettingsLowHalScsi(HWND hwnd,
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LPTSTR lpFileName,
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QUEUENUM dwWhichQueue);
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//
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// Local prototypes
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//
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VOID LoadOriginalSettingsLow(HWND hwnd,
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LPTSTR lpFileName,
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QUEUENUM dwWhichQueue);
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static BOOL IsOkToLoadFile(HWND hwnd, LPTSTR lpAnswerFileName);
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static VOID LoadOriginalSettings(HWND hwnd);
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static VOID RemoveNotPreservedSettings( VOID );
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//----------------------------------------------------------------------------
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//
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// Function: LoadAllAnswers
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//
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// Purpose: This is the entry for setting all the answers in our globals
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// called by the NewEdit page.
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//
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// NewEdit calls us with one of the following 3 flags depending
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// on the radio button the user selected.
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//
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// LOAD_NEWSCRIPT_DEFAULTS
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// Reset all controls and and answer file settings to defaults.
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//
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// LOAD_FROM_ANSWER_FILE
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// Reset all controls and answer file settings to defaults,
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// then load answers from an existing answer file.
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//
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// Arguments: HWND hwnd
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//
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// Returns: BOOL
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//
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//----------------------------------------------------------------------------
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BOOL LoadAllAnswers(HWND hwnd, LOAD_TYPES iOrigin)
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{
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TCHAR szTxtSetupPathAndFileName[MAX_PATH + 1] = _T("");
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//
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// Call into common\reset.c
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//
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ResetAnswersToDefaults(hwnd, iOrigin);
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//
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// If editing an answer file, load all of the original settings onto
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// a SettingQueue.
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//
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// Then call into common\loadfile.c to set init the globals vars.
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//
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if ( iOrigin == LOAD_FROM_ANSWER_FILE ) {
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if ( ! IsOkToLoadFile(hwnd, FixedGlobals.ScriptName) )
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return FALSE;
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LoadOriginalSettings(hwnd);
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RemoveNotPreservedSettings();
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ReadSettingsFromAnswerFile(hwnd);
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//
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// If a txtsetup.oem exists, load it into its queue
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//
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if( WizGlobals.DistFolder[0] != _T('\0') ) {
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ConcatenatePaths( szTxtSetupPathAndFileName,
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WizGlobals.DistFolder,
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_T("\\$oem$\\Textmode\\txtsetup.oem"),
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NULL );
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if( DoesFileExist( szTxtSetupPathAndFileName ) ) {
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LoadOriginalSettingsLowHalScsi(hwnd,
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szTxtSetupPathAndFileName,
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SETTING_QUEUE_TXTSETUP_OEM);
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}
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}
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}
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//
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// Detemine if it is sysprep
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//
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if ( LSTRCMPI( MyGetFullPath( FixedGlobals.ScriptName ), _T("sysprep.inf") ) == 0 )
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{
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WizGlobals.iProductInstall = PRODUCT_SYSPREP;
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}
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return TRUE;
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}
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//----------------------------------------------------------------------------
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//
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// Function: IsOkToLoadFile
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//
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// Purpose: Checks to see if the file was created by SetupMgr before the
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// caller attempts to load settings from it. If the file was not
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// created by SetupMgr, it gives the user a chance to say "Load
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// it anyway. The given filename must be a full pathname.
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//
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//----------------------------------------------------------------------------
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static BOOL IsOkToLoadFile(HWND hwnd,
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LPTSTR lpAnswerFileName)
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{
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TCHAR Buffer[MAX_INILINE_LEN];
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BOOL bLoadIt = TRUE;
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FILE *fp = My_fopen( FixedGlobals.ScriptName, _T("r") );
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if ( fp == NULL ) {
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ReportErrorId(hwnd,
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MSGTYPE_ERR,
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IDS_ERR_CANNOT_FIND_ANSWER_FILE,
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FixedGlobals.ScriptName);
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return FALSE;
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}
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//
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// If we can't find ;SetupMgrTag on the first line of this answer file,
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// then Setup Manager didn't create this file.
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//
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// In that case, ask the user if they want to load it anyway.
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//
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if ( My_fgets(Buffer, MAX_INILINE_LEN - 1, fp) == NULL ||
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lstrcmp(Buffer, _T(";SetupMgrTag\n") ) != 0 ) {
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INT iRet;
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iRet = ReportErrorId(hwnd,
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MSGTYPE_YESNO,
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IDS_ERR_FILE_NOT_SETUPMGR,
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FixedGlobals.ScriptName);
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if ( iRet == IDNO )
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bLoadIt = FALSE;
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}
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My_fclose(fp);
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return bLoadIt;
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}
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//----------------------------------------------------------------------------
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//
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// Function: LoadOriginalSettings
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//
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// Purpose: Stub that loads the orginal settings of the answer file
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// and the .udf
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//
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//----------------------------------------------------------------------------
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static
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VOID
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LoadOriginalSettings(HWND hwnd)
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{
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LoadOriginalSettingsLow(hwnd,
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FixedGlobals.ScriptName,
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SETTING_QUEUE_ORIG_ANSWERS);
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LoadOriginalSettingsLow(hwnd,
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FixedGlobals.UdfFileName,
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SETTING_QUEUE_ORIG_UDF);
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}
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//----------------------------------------------------------------------------
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//
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// Function: LoadOriginalSettingsLow
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//
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// Purpose:
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//
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//----------------------------------------------------------------------------
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VOID
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LoadOriginalSettingsLow(HWND hwnd,
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LPTSTR lpFileName,
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QUEUENUM dwWhichQueue)
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{
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TCHAR Buffer[MAX_INILINE_LEN];
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FILE *fp;
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TCHAR SectionName[MAX_ININAME_LEN + 1] = _T("");
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TCHAR KeyName[MAX_ININAME_LEN + 1] = _T("");
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TCHAR *pValue;
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//
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// Open the answer file for reading
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//
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if ( (fp = My_fopen( lpFileName, _T("r") )) == NULL )
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return;
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//
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// Read each line
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//
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while ( My_fgets(Buffer, MAX_INILINE_LEN - 1, fp) != NULL ) {
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BOOL bSectionLine = FALSE;
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BOOL bSettingLine = FALSE;
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BOOL bCreatedPriorSection = FALSE;
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TCHAR *p;
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TCHAR *pEqual;
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//
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// A semicolon(;) denotes that the rest of the line is a comment.
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// Thus, if a semicolon(;) exists in the Buffer, place a null char
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// there and send the Buffer on for further processing.
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//
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// ISSUE-2002/02/28-stelo - but if the ; is in a string, that is OK so we need to watch
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// for quotes as well
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for( p = Buffer; *p != _T('\0') && *p != _T(';'); p++ )
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; // purposely do nothing
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if( *p == _T(';') ) {
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*p = _T('\0');
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}
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//
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// Look for [SectionName]
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//
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if ( Buffer[0] == _T('[') ) {
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for ( p=Buffer+1; *p && *p != _T(']'); p++ )
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;
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if ( p ) {
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*p = _T('\0');
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bSectionLine = TRUE;
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}
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}
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//
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// If this line has [SectionName], be sure we made a section node
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// on the setting queue before overwriting SectionName buffer. This
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// is the only way to get the SettingQueueFlush routine to write
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// out an empty section. The user had an empty section originally,
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// so we'll preserve it.
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//
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if ( bSectionLine ) {
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if ( ! bCreatedPriorSection && SectionName[0] ) {
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SettingQueue_AddSetting(SectionName,
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_T(""),
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_T(""),
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dwWhichQueue);
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}
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lstrcpyn(SectionName, Buffer+1, AS(SectionName));
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bSectionLine = FALSE;
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bCreatedPriorSection = FALSE;
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}
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//
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// Look for a key=value line, if it is one, add the setting.
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//
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// Adding a setting to the setting queue has the effect of creating
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// the section node if needed.
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//
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if ( (pEqual = lstrchr( Buffer, _T('=') )) != NULL ) {
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p = CleanLeadSpace(Buffer);
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lstrcpyn(KeyName, p, (UINT)(pEqual - p + 1));
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CleanTrailingSpace( KeyName );
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pValue = pEqual + 1;
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p = CleanSpaceAndQuotes(pValue);
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//
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// Strip the quotes but leave the spaces in
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// An example of where this is needed is for SCSI and HAL section
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//
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StripQuotes( KeyName );
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SettingQueue_AddSetting(SectionName,
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KeyName,
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p,
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dwWhichQueue);
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bCreatedPriorSection = TRUE;
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}
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}
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My_fclose(fp);
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return;
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}
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//----------------------------------------------------------------------------
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//
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// Function: RemoveNotPreservedSettings
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//
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// Purpose: To removed sections from the answer queue that are not preserved
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// on an edit.
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//
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//----------------------------------------------------------------------------
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static VOID
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RemoveNotPreservedSettings( VOID ) {
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// ISSUE-2002/02/28-stelo - all of these should be string should be made constants and put in a header file
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//
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// Do not preserve any of the SCSI drivers from the previous script
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//
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SettingQueue_RemoveSection( _T("MassStorageDrivers"),
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SETTING_QUEUE_ORIG_ANSWERS );
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//
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// The OEM Boot files get generated depending on the users choices on the
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// SCSI and HAL pages so there is no need to preserve it.
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//
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SettingQueue_RemoveSection( _T("OEMBootFiles"),
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SETTING_QUEUE_ORIG_ANSWERS );
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//
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// Do not preserve any IE Favorites from the previous script, they get
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// written out from the in-memory settings.
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//
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SettingQueue_RemoveSection( _T("FavoritesEx"),
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SETTING_QUEUE_ORIG_ANSWERS );
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}
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