Source code of Windows XP (NT5)
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413 lines
11 KiB

#include "enduser.h"
/*
In message files:
[10000]-[10019] are reserved for language names
[11000]-[11019] are reserved for OS selection names,
which override the names specified in the images'
partition image header structures.
*/
//
// Global data
//
FPVOID IoBuffer,_IoBuffer;
MASTER_DISK MasterDiskInfo;
CMD_LINE_ARGS CmdLineArgs;
VOID
GetUserLanguageChoice(
IN HDISK DiskHandle
);
VOID
SwitchMessageFiles(
IN UINT LanguageOrdinal
);
VOID
SwitchBitmapAndFont(
IN UINT LanguageOrdinal
);
VOID
main(
IN int argc,
IN char *argv[]
)
{
HDISK DiskHandle;
UINT MasterDiskId;
ParseArgs(argc,argv,FALSE,"DLMTXY",&CmdLineArgs);
_LogSetFlags(LOGFLAG_CLOSE_REOPEN);
//
// Load the initial message file. If this fails something is *really* hosed.
// Bail out. Note that the bail-out message is in English but there's nothing
// we can do about it since we haven't been able to load the message file!
//
if(!PatchMessagesFromFile("enduser.msg",TextMessages,GetTextCount())) {
fprintf(stderr,"Setup could not load its message file.\n");
fprintf(stderr,"Contact your computer's manufacturer.\n");
return;
}
//
// Load the initial font. If this failes something is *really* hosed.
// We won't even be able to go into graphics mode, but we will be able
// to at least tell the user something's wrong using the text from
// the message file.
//
if(!FontLoadAndInit("enduser.fon")) {
fprintf(stderr,"%s\n\n%s\n\n",textFatalError1,textFatalError2);
fprintf(stderr,textCantLoadFont,"enduser.fon");
fprintf(stderr,"\n");
return;
}
//
// Allocate a maximally-sized track buffer now.
//
if(!AllocTrackBuffer(63,&IoBuffer,&_IoBuffer)) {
_Log("Can't allocate 63-sector I/O buffer\n");
FatalError(textOOM);
}
//
// Initialize the display package. This clears the screen and
// tosses up the background and banner bitmaps.
//
DispInitialize();
//
// Locate and open the master HD. Read the master disk info structure
// off the disk.
//
MasterDiskId = LocateMasterDisk(CmdLineArgs.MasterDiskInt13Unit);
DiskHandle = OpenDisk(MasterDiskId);
if(!DiskHandle) {
FatalError(textCantOpenMasterDisk);
}
if(!ReadDisk(DiskHandle,1,1,IoBuffer)) {
FatalError(textReadFailedAtSector,1,1L);
}
memcpy(&MasterDiskInfo,IoBuffer,sizeof(MASTER_DISK));
_Log("\nInitial master disk info (read from disk sector 1):\n");
_Log(" Signature = 0x%lx\n",MasterDiskInfo.Signature);
_Log(" Size = %u\n",MasterDiskInfo.Size);
_Log(" State = %u\n",MasterDiskInfo.State);
_Log(" StartupPartitionStartSector = 0x%lx\n",MasterDiskInfo.StartupPartitionStartSector);
_Log(" ImageCount = %u\n",MasterDiskInfo.ImageCount);
_Log(" SelectedLanguage = %u\n",MasterDiskInfo.SelectedLanguage);
_Log(" SelectionOrdinal = %u\n",MasterDiskInfo.SelectionOrdinal);
_Log(" ClusterBitmapStart = 0x%lx\n",MasterDiskInfo.ClusterBitmapStart);
_Log(" NonClusterSectorsDone = 0x%lx\n",MasterDiskInfo.NonClusterSectorsDone);
_Log(" ForwardXferSectorCount = 0x%lx\n",MasterDiskInfo.ForwardXferSectorCount);
_Log(" ReverseXferSectorCount = 0x%lx\n",MasterDiskInfo.ReverseXferSectorCount);
_Log(" OriginalSectorsPerTrack = 0x%u\n",MasterDiskInfo.OriginalSectorsPerTrack);
_Log(" OriginalHeads = 0x%u\n",MasterDiskInfo.OriginalHeads);
_Log("\n");
//
// Get user's choice of language and change message files and font
// and banner bitmap.
//
GetUserLanguageChoice(DiskHandle);
SwitchMessageFiles(MasterDiskInfo.SelectedLanguage);
SwitchBitmapAndFont(MasterDiskInfo.SelectedLanguage);
//
// Get user's choice of OSes.
//
GetUserOsChoice(DiskHandle);
//
// Restore the selected OS.
//
RestoreUsersDisk(DiskHandle);
//
// Done, reboot.
//
DispClearClientArea(NULL);
DispPositionCursor(TEXT_LEFT_MARGIN,TEXT_TOP_LINE+2);
DispWriteString(textRebootPrompt1);
DispWriteString("\n\n");
DispWriteString(textRebootPrompt2);
_Log("Done.\n");
while(GetKey() != ASCI_CR) ;
if(CmdLineArgs.Test) {
_asm {
mov ax,3 // standard vga mode
int 10h
}
} else {
RebootSystem();
}
}
VOID
GetUserLanguageChoice(
IN HDISK DiskHandle
)
{
UINT Selection = 0;
int Previous;
UINT OriginalLangCount;
UINT Count,i;
UINT BaseMsg;
BYTE x,y;
USHORT c;
char string[250];
//
// See if we already got the user's selection. If so, don't get it again.
// If not, get it.
//
if(!CmdLineArgs.Test && (MasterDiskInfo.State >= MDS_GOT_LANGUAGE)) {
_Log("Already have language (%u), returning\n",MasterDiskInfo.SelectedLanguage);
return;
}
OriginalLangCount = CmdLineArgs.LanguageCount;
if(CmdLineArgs.LanguageCount > 1) {
_Log("Don't already have language, allow user to select 1 of %u languages\n",CmdLineArgs.LanguageCount);
//
// Verify that we actually have names for these languages.
// Otherwise we could end up following null pointers.
//
CmdLineArgs.LanguageCount = 0;
Count = GetTextCount();
for(i=0; i<Count; i++) {
if(TextMessages[i].Id == TEXT_LANGUAGE_NAME_BASE) {
BaseMsg = i;
while((TextMessages[i].Id <= TEXT_LANGUAGE_NAME_END)
&& TextMessages[i].String
&& *TextMessages[i].String) {
CmdLineArgs.LanguageCount++;
i++;
}
break;
}
}
if(CmdLineArgs.LanguageCount > OriginalLangCount) {
CmdLineArgs.LanguageCount = OriginalLangCount;
}
}
if(CmdLineArgs.LanguageCount > 1) {
_Log("Language count validated, user will select 1 of %u languages\n",CmdLineArgs.LanguageCount);
reselect:
DrainKeyboard();
DispPositionCursor(TEXT_LEFT_MARGIN,TEXT_TOP_LINE);
DispWriteString(textSelectLanguage);
DispWriteString("\n\n");
DispGetCursorPosition(&x,&y);
y++; // y is coord of top language line
#define LANG_LEFT 15
DispSetLeftMargin(LANG_LEFT);
x = 0;
for(i=0; i<CmdLineArgs.LanguageCount; i++) {
DispWriteString("\n ");
DispWriteString(*TextMessages[BaseMsg+i].String);
if((Count = strlen(*TextMessages[BaseMsg+i].String)) > x) {
x = (BYTE)Count;
}
}
goto highlight;
while((c = GetKey()) != ASCI_CR) {
Previous = -1;
if(c == DN_KEY_UP) {
if(Selection) {
Previous = Selection;
Selection--;
}
} else {
if(c == DN_KEY_DOWN) {
if(Selection < (CmdLineArgs.LanguageCount-1)) {
Previous = Selection;
Selection++;
}
}
}
if(Previous != -1) {
memset(string,' ',x+2);
string[x+2] = 0;
memcpy(
string+1,
*TextMessages[BaseMsg+Previous].String,
strlen(*TextMessages[BaseMsg+Previous].String)
);
DispPositionCursor(LANG_LEFT,(BYTE)(y+Previous));
DispWriteString(string);
highlight:
memset(string,' ',x+2);
string[x+2] = 0;
memcpy(
string+1,
*TextMessages[BaseMsg+Selection].String,
strlen(*TextMessages[BaseMsg+Selection].String)
);
DispPositionCursor(LANG_LEFT,(BYTE)(y+Selection));
DispSetCurrentPixelValue(HIGHLIGHT_TEXT_PIXEL_VALUE);
DispWriteString(string);
DispSetCurrentPixelValue(DEFAULT_TEXT_PIXEL_VALUE);
}
}
DispSetLeftMargin(TEXT_LEFT_MARGIN);
//
// Now confirm.
//
DispClearClientArea(NULL);
DispPositionCursor(TEXT_LEFT_MARGIN,TEXT_TOP_LINE);
sprintf(string,textConfirmLanguage1,*TextMessages[BaseMsg+Selection].String);
DispWriteString(string);
DispWriteString("\n\n");
DispWriteString(textConfirmLanguage2);
DrainKeyboard();
if(GetKey() != ASCI_CR) {
DispClearClientArea(NULL);
goto reselect;
}
} else {
_Log("Language selection option not invoked\n");
Selection = 0;
}
MasterDiskInfo.SelectedLanguage = Selection;
if(!CmdLineArgs.Test) {
_Log("Updating master disk state for language selection (%u)...\n",Selection);
UpdateMasterDiskState(DiskHandle,MDS_GOT_LANGUAGE);
_Log("Master disk state for language selection has been updated\n");
}
}
VOID
SwitchMessageFiles(
IN UINT LanguageOrdinal
)
/*++
Routine Description:
This routine loads a new text message file based on the language
selected by the user.
The filename will be <language_ordinal>.msg.
Arguments:
LanguageOrdinal - supplies the ordinal of the language selected
by the user, 0-n.
Return Value:
None.
--*/
{
char Filename[20];
sprintf(Filename,"%u.msg",LanguageOrdinal);
//
// If this fails, oh, well.
//
PatchMessagesFromFile(Filename,TextMessages,GetTextCount());
}
VOID
SwitchBitmapAndFont(
IN UINT LanguageOrdinal
)
/*++
Routine Description:
This routine loads a new font and banner bitmap based on the language
selected by the user.
The filenames will be <language_ordinal>.fon and .bmp.
Arguments:
LanguageOrdinal - supplies the ordinal of the language selected
by the user, 0-n.
Return Value:
None.
--*/
{
char Filename[20];
//
// If this fails assume the file doesn't exist and
// don't worry about it.
//
sprintf(Filename,"%u.fon",LanguageOrdinal);
FontLoadAndInit(Filename);
//
// Reinitialize the display to recalc font stuff
//
DispReinitialize();
//
// Pass a new banner bitmap filename and reinitialize
// the display area.
//
sprintf(Filename,"%u.bmp",LanguageOrdinal);
DispClearClientArea(Filename);
}