disk.c File Reference

Data files and packet fetching with retries, text-font setup and input waits. More...

#include "wc1.h"

Go to the source code of this file.

Functions
void	ReportPacketLoadError (void *packet, short logicalFile, short retry, short section, const char *sourceTag)
void *	LoadPacketIntoBuffer (short logicalFile, short section, void *destination)
void *	LoadPacketAllocated (short logicalFile, short section)
void *	FetchDiskPacketRetrying (short logicalFile, short section, short flags)
unsigned int	InitializeTextContextFromFont (TextContext *context, short fontIndex, unsigned char colour, signed char background)
unsigned int	ReleaseTextFont (short fontIndex)
unsigned int	DrawTextAt (TextContext *context, short x, short y, const char *text, unsigned char alignment)
unsigned int	SortSignedByteValuesAscending (signed char *values, short count)
short	OpenDiskDataFile (short logicalFile)
void __stdcall	PromptInsertNumberedDisk (short logicalFile)
unsigned int	SetDiskFileNumber (char *fileName, short diskNumber)
unsigned int	GetZeroUnused (void)
short	CheckEscaped (void)
short	WaitForInputKey (void)
void	WaitForSceneAdvance (short duration, short unused)
void	MoveMenuPointerFromKeyboard (InputEventState *event)
void	EraseLastTextInputCharacter (void)
short	WaitForStreamInputKey (void)

Variables
const char *	apszGraphicsModeNames [4]
const char *	pszPacketReadOperation = "reading from disk"
const char *	pszPacketAllocationOperation = "allocating memory"
const char *	pszPacketLoadErrorFormat
char	szDiskMarkerFile [9] = "DISK.000"
short	nDiskPromptBorderColour = 0x50
const char *	DAT_00469698 [3]
short	nKeyboardPointerStep = 4
DiskFileRecord *	pDiskFileRecords
Viewport	stDiskPromptBgView
unsigned char	abDiskPromptDriveStates [0x20]
Viewport	stDiskPromptViewport
int	bPtrMovedByKeyboardState
TextContext	stDiskPromptTextContext
ShortRect	stDiskPromptBounds

Detailed Description

Data files and packet fetching with retries, text-font setup and input waits.

Address range 41d120-41dedf; the Mac ship unit begins right after it, with initialize_object at 41dee0.

Definition in file disk.c.

Function Documentation

CheckEscaped()

short CheckEscaped

(

void

)

Definition at line 442 of file disk.c.

References CheckEscaped(), FlushInputEvents(), IsInputEventQueued(), PeekInputEvent(), PollInputEvent(), PumpWindowMessages(), and InputEventState::value.

Referenced by AnimateTrainSimTitle(), CheckEscaped(), CloseLook(), DebriefingEstablishingShot(), Dismissed(), DisplayTrainSimHighScoreTable(), DrawFuneralLongShot(), DrawMedalChest(), DrawMedalLongShot(), EstablishingShot(), funeral_wingman(), LongTalk(), MedalEstablish(), PinMedal(), PlaySceneAnimation(), ReturnToBriefingLongShot(), ShowCampaignVictorySequence(), Title_Sequence(), wait_for_end_of_music(), WaitForMusicOrInput(), and WaitForSceneAdvance().

DrawTextAt()

unsigned int DrawTextAt	(	TextContext *	context,
		short	x,
		short	y,
		const char *	text,
		unsigned char	alignment )

Definition at line 239 of file disk.c.

References TextContext::alignment, DIBslam(), DrawTextAt(), DrawTextString(), Viewport::pixels, SetTextContext(), SetTextCursor(), stScreenView, TextContext::text, and TextContext::viewport.

Referenced by DrawHudMessageSlot(), DrawTextAt(), print_message_text(), show_communications_disp(), show_damage_disp(), show_info_disp(), show_navigation_disp(), show_target_disp(), show_weapon_disp(), and UpdateDamageDisplay().

EraseLastTextInputCharacter()

void EraseLastTextInputCharacter

(

void

)

Definition at line 619 of file disk.c.

References TextContext::backgroundColour, Viewport::bottom, ClearViewport(), TextContext::cursorX, TextContext::cursorY, DosStrlen(), EnterAllocationScope(), EraseLastTextInputCharacter(), TextContext::font, FontHeight(), GetFontCharWidth(), LeaveAllocationScope(), Viewport::left, MeasureTextPixelWidthClamped(), pCurTextContext, Viewport::right, TextContext::text, Viewport::top, and TextContext::viewport.

Referenced by EraseLastTextInputCharacter(), and ReadTextInput().

FetchDiskPacketRetrying()

void * FetchDiskPacketRetrying	(	short	logicalFile,
		short	section,
		short	flags )

Definition at line 126 of file disk.c.

References AllocateViewport(), cBlackColour, ClearInputKeyStatePreservingModifiers(), cPrimaryViewBufferColour, FetchDiskPacketRetrying(), free_viewport(), FreePacketAndClear(), GetFixedOneMillionThunkAlt(), GetPacketSize(), nPacketError, PacketLoad(), pDiskFileRecords, Viewport::pixels, PromptInsertNumberedDisk(), ReportPacketLoadError(), stSceneBuffer, and stSpaceBufferViewport.

Referenced by AwardCampaignMedal(), BarracksScreen(), BriefingMap_LoadShapes(), death_sequence(), DeBriefing(), Dismissed(), DrawBriefingLongShot(), DrawPendingCockpitDamage(), DrawPodiumShot(), ejection_sequence(), EnterPilotNameAndCallsign(), EstablishingShot(), explosion_draw(), FetchDiskPacketRetrying(), funeral_sequence(), get_right_shape(), InflightComputer(), init_constellation(), initialize_cockpit(), InitializeConstellationObject(), InitializeEventManagerResources(), InitializeTextContextFromFont(), landing(), LaunchPlayerShip(), load_ship(), LoadAnswerPromptAndResponse(), LoadBriefingData(), LoadBriefingRoom(), LoadCommDisplayResources(), LoadCommPortraitShape(), LoadFace(), LoadMissionData(), LoadPacketResourceList(), LoadSceneAnimationResources(), LoadShapeSet(), LoadTrainSimOpponentShape(), Office(), PlayScrambleHangarScene(), RecRoom(), ReturnToBriefingLongShot(), scramble(), ShowCampaignVictorySequence(), ShowCarrierLaunchSequence(), ShowChalkBoard(), ShowGameOverScreen(), ShowGetReadyScreen(), ShowMeanwhileTransition(), ShowTheEndScreen(), ShowTigerClawEscapeScene(), ShowTrainSimHighScores(), ShowVictoryScreen(), stranded_sequence(), Title_Sequence(), and ViewMedals().

GetZeroUnused()

unsigned int GetZeroUnused

(

void

)

Definition at line 436 of file disk.c.

References GetZeroUnused().

Referenced by GetZeroUnused().

InitializeTextContextFromFont()

unsigned int InitializeTextContextFromFont	(	TextContext *	context,
		short	fontIndex,
		unsigned char	colour,
		signed char	background )

Definition at line 192 of file disk.c.

References AllocateFontWorkspace(), apFontWorkspaces, apTextFonts, TextContext::backgroundColour, TextContext::colour, FetchDiskPacketRetrying(), TextContext::font, TextContext::fontWorkspace, InitializeTextContextFromFont(), and SetTextContext().

Referenced by BuildMap(), CalibrateJoystickInteractive(), DrawNavLocationReadout(), init_vdus(), InitializeCockpitResources(), InitializeConversationText(), InitializeDiskPromptTextContext(), InitializeGameTextContexts(), InitializeModalTextPanel(), InitializeRoomMenu(), InitializeTextContextFromFont(), InitializeTrainSimTextPanel(), SelectTrainSimMission(), ShowChalkBoard(), ShowMemoryStatusDebug(), and ShowTrainSimHighScores().

LoadPacketAllocated()

void * LoadPacketAllocated	(	short	logicalFile,
		short	section )

Definition at line 94 of file disk.c.

References AllocateTaggedMemory(), GetPacketSize(), LoadPacketAllocated(), nPacketError, PacketLoad(), pDiskFileRecords, PromptInsertNumberedDisk(), and ReportPacketLoadError().

Referenced by InitializeCockpitResources(), LoadOriginFxDrivers(), LoadPacketAllocated(), and RecRoom().

LoadPacketIntoBuffer()

void * LoadPacketIntoBuffer	(	short	logicalFile,
		short	section,
		void *	destination )

Definition at line 80 of file disk.c.

References LoadPacketIntoBuffer(), PacketLoad(), pDiskFileRecords, PromptInsertNumberedDisk(), and ReportPacketLoadError().

Referenced by ejection_sequence(), LoadGameFromSlot(), LoadPacketIntoBuffer(), and StartNewCampaign().

MoveMenuPointerFromKeyboard()

void MoveMenuPointerFromKeyboard

(

InputEventState *

event

)

Definition at line 551 of file disk.c.

References bPtrMovedByKeyboardState, MoveMenuPointerFromKeyboard(), nKeyboardPointerStep, QueueInputEvent(), RetainInputEventsOfType(), SetMousePosition(), stHostMouseState, stMouseCursorState, InputEventState::value, MouseCursorState::x, and MouseCursorState::y.

Referenced by BarracksScreen(), InflightComputer(), MoveMenuPointerFromKeyboard(), RecRoom(), SelectTrainSimMission(), and Title_Sequence().

OpenDiskDataFile()

short OpenDiskDataFile

(

short

logicalFile

)

Definition at line 288 of file disk.c.

References abDiskPromptDriveStates, bCurrentRunningFromHardDiskFlag, CloseDataFile(), FillGraphicSuffix(), GetCurrentDiskDriveHook(), OpenDataFileOrDie(), OpenDiskDataFile(), pDiskFileRecords, SelectDiskDriveHook(), and szDiskMarkerFile.

Referenced by OpenDiskDataFile(), and PromptInsertNumberedDisk().

PromptInsertNumberedDisk()

void __stdcall PromptInsertNumberedDisk

(

short

logicalFile

)

Definition at line 322 of file disk.c.

References AllocateViewport(), bGraphicsActive, Viewport::bottom, cBlackColour, ClearViewport(), CopyViewportContents(), cPrimaryViewBufferColour, cViewportClearColour, DiskFileRecord::diskNumber, DiskPromptDrawHook(), DrawTextString(), DrawViewportBorder(), FormatTextBufferFromStart(), free_viewport(), ShortRect::left, Viewport::left, nDiskPromptBorderColour, OpenDiskDataFile(), pCurTextContext, pDiskFileRecords, Viewport::pixels, PromptInsertNumberedDisk(), ResetDiskPromptTimerHook(), ShortRect::right, Viewport::right, SetTextContext(), SetTextCursor(), stDiskPromptBgView, stDiskPromptBounds, stDiskPromptTextContext, stDiskPromptViewport, stSceneBuffer, stSpaceBufferViewport, szTxtWorkspaceBuffer, Viewport::top, and WaitForInputKey().

Referenced by CreateEmptySaveGameFile(), ejection_sequence(), EMStartUp(), EnsureSaveGameFile(), FetchDiskPacketRetrying(), get_pilot_talk(), LoadAnswerPromptAndResponse(), LoadGame(), LoadGamePaletteFile(), LoadOriginFxDrivers(), LoadPacketAllocated(), LoadPacketIntoBuffer(), LoadPacketResourceList(), PromptInsertNumberedDisk(), and SaveGame().

ReleaseTextFont()

unsigned int ReleaseTextFont

(

short

fontIndex

)

Definition at line 222 of file disk.c.

References apFontWorkspaces, apTextFonts, FreeFontWorkspace(), ReleasePacketHandle(), and ReleaseTextFont().

Referenced by AwardCampaignMedal(), BarracksScreen(), BriefingMap_DisplayMap(), CalibrateJoystickInteractive(), DeBriefing(), free_cockpit(), funeral_sequence(), landing(), LoadBriefingRoom(), Office(), PromptForAnswerText(), RecRoom(), ReleaseTextFont(), SelectTrainSimMission(), ShowCampaignVictorySequence(), ShowChalkBoard(), ShowMeanwhileTransition(), ShowTheEndScreen(), ShowTigerClawEscapeScene(), and ShowTrainSimHighScores().

ReportPacketLoadError()

void ReportPacketLoadError	(	void *	packet,
		short	logicalFile,
		short	retry,
		short	section,
		const char *	sourceTag )

Definition at line 48 of file disk.c.

References FatalErrorAndExit(), GetFixedOneMillionThunkAlt(), GetPacketSize(), LogMemoryUsage(), nPacketError, pDiskFileRecords, pszPacketAllocationOperation, pszPacketLoadErrorFormat, pszPacketReadOperation, ReportPacketLoadError(), and szDefaultTxtBuf.

Referenced by FetchDiskPacketRetrying(), InitializeConversationViewport(), LoadPacketAllocated(), LoadPacketIntoBuffer(), and ReportPacketLoadError().

SetDiskFileNumber()

unsigned int SetDiskFileNumber	(	char *	fileName,
		short	diskNumber )

Definition at line 419 of file disk.c.

References apszGraphicsModeNames, bSlowSceneAnimation, ConvertChar_Int(), and SetDiskFileNumber().

Referenced by SetDiskFileNumber().

SortSignedByteValuesAscending()

unsigned int SortSignedByteValuesAscending	(	signed char *	values,
		short	count )

Definition at line 258 of file disk.c.

References SortSignedByteValuesAscending().

Referenced by SortSignedByteValuesAscending().

WaitForInputKey()

short WaitForInputKey

(

void

)

Definition at line 467 of file disk.c.

References bInputModeState, ClearInputKeyStatePreservingModifiers(), FlushInputEvents(), nEventManagerActive, PollInputEvent(), PumpMessagesDuringWait(), InputEventState::value, and WaitForInputKey().

Referenced by InflightComputer(), PromptInsertNumberedDisk(), RunAnimationDemoLoop(), UpdateTrainSimHighScores(), ViewMedals(), WaitForInputKey(), WaitForStreamInputKey(), and WarnLoadGameFirst().

WaitForSceneAdvance()

void WaitForSceneAdvance	(	short	duration,
		short	unused )

Definition at line 509 of file disk.c.

References bInputModeState, CheckEscaped(), ClearInputKeyStatePreservingModifiers(), FlushInputEvents(), IsFrameTickElapsed(), PollInputEvent(), SetFrameTimerPeriodDirect(), void(), and WaitForSceneAdvance().

Referenced by CloseLook(), DebriefingEstablishingShot(), Dismissed(), DrawFuneralLongShot(), DrawMedalChest(), DrawMedalLongShot(), EstablishingShot(), landing(), LongTalk(), MedalEstablish(), PinMedal(), ReturnToBriefingLongShot(), scramble(), ShowCampaignVictorySequence(), ShowMeanwhileTransition(), UpdateMap(), and WaitForSceneAdvance().

WaitForStreamInputKey()

short WaitForStreamInputKey

(

void

)

Definition at line 649 of file disk.c.

References bKeyEventQueueEnabled, WaitForInputKey(), and WaitForStreamInputKey().

Referenced by ConfirmAwakenAfterBadData(), ConfirmQuitWingCommander(), ConfirmReplaceFaultyData(), ReadTextInput(), and WaitForStreamInputKey().

Variable Documentation

abDiskPromptDriveStates

unsigned char abDiskPromptDriveStates[0x20]

Definition at line 41 of file disk.c.

Referenced by main(), and OpenDiskDataFile().

apszGraphicsModeNames

const char* apszGraphicsModeNames[4]

Initial value:

                                 = {
    "vga",
    "ega",
    "cga",
    "tga"
}

Definition at line 12 of file disk.c.

Referenced by SetDiskFileNumber().

bPtrMovedByKeyboardState

int bPtrMovedByKeyboardState

Definition at line 43 of file disk.c.

Referenced by HandleSpaceFlightControls(), init_player_input(), MainWindowProc(), MoveMenuPointerFromKeyboard(), and RunSpaceFlight().

DAT_00469698

const char* DAT_00469698[3]

Initial value:

                        = {
    "(OVR)", "", 0
}

Definition at line 30 of file disk.c.

nDiskPromptBorderColour

short nDiskPromptBorderColour = 0x50

Definition at line 28 of file disk.c.

Referenced by InitializeDiskPromptTextContext(), and PromptInsertNumberedDisk().

nKeyboardPointerStep

short nKeyboardPointerStep = 4

Definition at line 33 of file disk.c.

Referenced by MoveMenuPointerFromKeyboard().

pDiskFileRecords

DiskFileRecord* pDiskFileRecords

Definition at line 36 of file disk.c.

Referenced by ejection_sequence(), FetchDiskPacketRetrying(), get_pilot_talk(), LoadInstallDat(), LoadPacketAllocated(), LoadPacketIntoBuffer(), LoadPacketResourceList(), OpenDiskDataFile(), PromptInsertNumberedDisk(), ReportPacketLoadError(), and RewriteDiskFileGraphicsExtensions().

pszPacketAllocationOperation

const char* pszPacketAllocationOperation = "allocating memory"

Definition at line 19 of file disk.c.

Referenced by ReportPacketLoadError().

pszPacketLoadErrorFormat

const char* pszPacketLoadErrorFormat

Initial value:

                                =
"Sorry, an error has occured while %s.\n"
"Please note the following information:\n"
"%s #%d (ERR %d  PS%ld  LB%ld  FL%d) at %s\n"
"Check your configuration.  If this problem persists, please\n"
"call Origin Systems' service line.  We are sorry for the inconvenience."

Definition at line 21 of file disk.c.

Referenced by ReportPacketLoadError().

pszPacketReadOperation

const char* pszPacketReadOperation = "reading from disk"

Definition at line 18 of file disk.c.

Referenced by ReportPacketLoadError().

stDiskPromptBgView

Viewport stDiskPromptBgView

Definition at line 37 of file disk.c.

Referenced by PromptInsertNumberedDisk().

stDiskPromptBounds

ShortRect stDiskPromptBounds

Definition at line 45 of file disk.c.

Referenced by InitializeDiskPromptTextContext(), and PromptInsertNumberedDisk().

stDiskPromptTextContext

TextContext stDiskPromptTextContext

Definition at line 44 of file disk.c.

Referenced by InitializeDiskPromptTextContext(), and PromptInsertNumberedDisk().

stDiskPromptViewport

Viewport stDiskPromptViewport

Definition at line 42 of file disk.c.

Referenced by InitializeDiskPromptTextContext(), and PromptInsertNumberedDisk().

szDiskMarkerFile

char szDiskMarkerFile[9] = "DISK.000"

Definition at line 27 of file disk.c.

Referenced by OpenDiskDataFile().