This is the reconstructed C and C++ source of Wing Commander as shipped in Wing Commander: The Kilrathi Saga (1996), with the SDL2 port's code stripped out. Built with Microsoft Visual C++ 4.20, it reproduces the original Win32 WC1.EXE byte for byte.

Source files

Each group lists its files in link order, the order of their code in WC1.EXE.

Startup and Win32 shell

File	Contents
winmain.c	Win32 shell (window creation, message loop, exit paths and the guarded debug allocator) and the asteroid and mine hazard fields.
winsys.c	Win32 system services: mouse, keyboard and clock wrappers, font workspaces, CD-ROM location and disc-swap prompts.
mono.c	Data-file wrappers, scaled interstitial text, canned sequences and the MONODEBG.VXD developer console.
joystick.c	Interactive joystick calibration and button waits.
version.c	The game's version string.
debug.cpp	The Win32 developer overlay console.
init.c	Game startup, graphics defaults and Origin FX initialization.
timer.c	Win32 frame timer and developer step waiting.
install.c	Installation-file loading, start-up arguments and disk-prompt setup.
input.c	Joystick transitions and menu input polling.
joycal.c	Joystick calibration and graphics setup data.
eventmgr.c	Event manager, mouse pointer and frame timer.

Graphics

File	Contents
fade.c	Incremental palette transitions, and the DOS string-append shim beside them.
view.c	Scripted views, constellation effects and cockpit target rendering.
screen.c	Mission requests, viewport setup and packet-memory management.
video.c	Video resource shutdown and palette allocation.
dib.c	DirectDraw back end: frame buffer, palette and screen updates.
raster.asm	Hand-written raster library: RLE sprites, clipped lines, fills and ellipses, and IFF, PCX and GIF image decoding.
gr.c	Rasteriser primitives, screen-space effects and the music streamer's wrappers.

Data, files and memory

File	Contents
objdata.c	Object definitions, animation streams and weapon display coordinates.
nearheap.c	Near-heap descriptor allocation and compaction carried over from DOS.
geom.c	Vector, angle and fixed-point geometry, and ship speed and fuel limits.
mathutil.c	Integer min and max, a packet-release helper, and the single-precision angular constants.
disk.c	Data files and packet fetching with retries, text-font setup and input waits.
pload.c	The packet loader.
game.c	Shared game state, mission and manoeuvre tables, and the information display.
data.c	Shared initialized data: event queue, cursor and screen geometry, direction-frame tables and cockpit display tables.
mathfp.c	Random numbers, fixed-point arithmetic and trigonometry computed in floating point, and text-cursor and shape-frame helpers.
strdos.c	16-bit DOS C string and memory shims, and the event manager's set-up entries.

Flight and combat

File	Contents
auto.c	Autopilot travel and interstitial flight sequences.
eject.c	Ejection and stranded-pilot sequences.
fl.c	Flight manoeuvre handlers and their dispatch.
brains.c	NPC pilot intelligence (the original BRAINS.C).
mission.c	Mission setup, ship resources, formation placement and pilot speech.
nav.c	Navigation map, objective labels and the in-flight computer.
spc.c	Space-object simulation and the fleet overview camera.
ship.c	Ships: damage, explosions and weapons.
logic.c	Ship mission logic, resource ownership and scene animation.
main.c	WINGLEADER's main module: process services, flight control and the HUD.
targ.c	Objective arrival, warp transitions, mines and cockpit cleanup.
select.c	Gun and missile selection.
smart.c	Collision avoidance, formation flying and manoeuvre selection.

Cockpit

File	Contents
cockpt.c	Cockpit HUD: weapon, damage, target, objective, message and pilot displays.
damage.c	The cockpit's component-damage display.
comm.c	Communication menus and video transmissions.

Campaign and carrier scenes

File	Contents
cmpgn.c	Conversation animation, the briefing, debriefing and office scenes, and campaign mission packet decoding.
cutscene.c	Scramble, landing and funeral scenes, and the animation demo.
gameflow.c	Campaign flow and mission scoring.
title.c	Opening cinematic, credits and title menu.
barracks.c	The barracks: campaign save and load.
pilot.cpp	Inter-scene transitions, answer prompts, and the developer console's instance and wrappers.
trainsim.c	Training simulator: menus, pilot name entry, high scores and the mission loop.
launch.c	Carrier departure and cockpit launch sequences.
ending.c	Campaign victory, retreat and ending scenes.
screens.c	Briefing, debriefing, medal and funeral screens, and the conversation scene director.
killbrd.c	The bar, the kill board, conversation scenes and the initial campaign state.

Sound and music

File	Contents
sound.c	Sound-effect samples, playback and saved volume settings.
music.c	Music state machine and the streaming music script.

ix audio library (C++)

File	Contents
ixlog.cpp	The diagnostic printer, ix_log_printf.
lzo1x.cpp	Hand-written LZO1X decoder for packed streams.
ixfile.cpp	stdio wrappers used by the streamer and its thread.
streamer.cpp	Streamer API and package management.
thread.cpp	The streamer's worker thread.
streamfile.cpp	Stream-file methods.
dsp.cpp	DirectSound device control and shared configuration.
dsps.cpp	Sample stream control.
mixer.cpp	DirectSound driver opening and the mixer service thread.
dspv.cpp	Voice control.
dspmix.asm	Hand-written software sample mixer.
system.cpp	Sound-system state and voice allocation.
sound.cpp	Sound objects: initialization, volume, pan, frequency and priority.
sample.cpp	Sample objects: AIFF, WAV and raw loading.
ix.h	The library's classes and shared declarations.

Headers

File	Contents
globals.h	Globals shared between compilation units.
main.h	Option flags set from the command line, the configuration file and the registry.
wc1.h	Umbrella header for the game core.
wc1base.h	Common types, macros and utility prototypes.
wc1extern.h	Three prototypes that nothing calls, kept for the exact build.
wc1funcs.h	Prototypes of every reconstructed function, in address order.
wcdata.h	Game data enumerations and on-disk record layouts.
winmain.h	Declarations for the Win32 shell.