static string FetchDataValue(uint ofs)
{
sReader.Keep();
sReader.Goto(sDataOffset + (4 * sDataCount) + ofs);
var data = sReader.ReadString <aZSTR>();
sReader.Back();
return(data);
}
void LoadRiffBlock()
{
switch (mReader.ReadString(4))
{
case "RIFF": break;
case "RIFX": mReader.Endianness = Endianness.Big; break;
default: mareep.WriteError("WAV: could not find 'RIFF'."); break;
}
mSize = mReader.ReadS32();
if (mReader.ReadString(4) != "WAVE")
{
mareep.WriteError("WAV: could not find 'WAVE'.");
}
var fmt = false;
var data = false;
while ((mReader.Position - 8) < mSize)
{
var id = mReader.ReadString(4);
var size = mReader.ReadS32();
var start = mReader.Position;
switch (id)
{
case "fmt ": fmt = true; LoadFmtBlock(size); break;
case "data": data = true; LoadDataBlock(size); break;
}
mReader.Goto(start + size);
}
if (!fmt)
{
mareep.WriteError("WAV: missing 'fmt ' chunk.");
}
else if (!data)
{
mareep.WriteError("WAV: missing 'data' chunk.");
}
// calculate sample count here to ensure fmt has been loaded
mSampleCount = (mDataSize / mBlockAlign);
}
public Lump(aBinaryReader reader)
: this()
{
Start = reader.ReadS32();
Length = reader.ReadS32();
Name = reader.ReadString<aCSTR>(8);
}
public Lump(aBinaryReader reader)
: this()
{
Start = reader.ReadS32();
Length = reader.ReadS32();
Name = reader.ReadString <aCSTR>(8);
}
public T find <T>(aBinaryReader reader, string directory, out bloResourceType type)
where T : bloResource, new()
{
type = (bloResourceType)reader.Read8();
int length = reader.Read8();
string name = reader.ReadString(length);
T resource = find <T>(type, name, directory);
if (resource == null && type != bloResourceType.None)
{
Console.WriteLine(">>> FAILED: could not find {0} resource '{1}'", type, name);
}
return(resource);
}
protected void LoadMidi(Stream stream)
{
mReader = new aBinaryReader(stream, Endianness.Big, Encoding.ASCII);
mReader.PushAnchor();
mTracks = new List <TrackChunkInfo>();
var mthd = false;
var tracks = 0;
while (!mReader.IsAtEndOfStream)
{
if (mReader.BytesRemaining < 8)
{
mareep.WriteWarning("MIDI: incomplete chunk at file end.\n");
break;
}
var id = mReader.ReadString(4);
var size = mReader.ReadS32();
var start = mReader.Position;
switch (id)
{
case "MThd": mthd = true; LoadMThd(size); break;
case "MTrk": ++tracks; LoadMTrk(size); break;
}
mReader.Goto(start + size);
}
if (!mthd)
{
mareep.WriteError("MIDI: missing header chunk.");
}
if (tracks != mTrackCount)
{
mareep.WriteWarning("MIDI: track count mismatch (header says {0}, found {1}).\n", mTrackCount, tracks);
mTrackCount = tracks;
}
if (mFormat == 0 && mTrackCount != 1)
{
mareep.WriteWarning("MIDI: format-0 requires a single track.");
}
}
public void load(aBinaryReader reader)
{
if (reader == null)
{
throw new ArgumentNullException("reader");
}
reader.PushAnchor();
var entryCount = reader.ReadS32();
var fieldCount = reader.ReadS32();
var entryOffset = reader.Read32();
var entrySize = reader.ReadS32();
mFields = new jmpField[fieldCount];
for (var i = 0; i < fieldCount; ++i)
{
mFields[i].hash = reader.Read32();
mFields[i].bitmask = reader.Read32();
mFields[i].start = reader.Read16();
mFields[i].shift = reader.Read8();
mFields[i].type = (jmpValueType)reader.Read8();
}
mEntries = new jmpValue[entryCount, fieldCount];
for (var entry = 0; entry < entryCount; ++entry)
{
for (var field = 0; field < fieldCount; ++field)
{
reader.Goto(entryOffset + (entrySize * entry) + mFields[field].start);
switch (mFields[field].type)
{
case jmpValueType.INTEGER: mEntries[entry, field] = (int)((reader.ReadS32() & mFields[field].bitmask) >> mFields[field].shift); break;
case jmpValueType.FLOAT: mEntries[entry, field] = reader.ReadF32(); break;
case jmpValueType.STRING: mEntries[entry, field] = reader.ReadString <aCSTR>(0x20); break;
}
}
}
reader.PopAnchor();
}
static bool ReadBarcHeader(aBinaryReader reader, string seq, int count, out int index, out int offset, out int size)
{
index = ConvertSeqNameToIndex(seq);
long start = reader.Position;
offset = 0;
size = 0;
if (index > 0)
{
if (index >= count)
{
return(false);
}
reader.Goto(start + 32 * index + 24);
offset = reader.ReadS32();
size = reader.ReadS32();
return(true);
}
for (int i = 0; i < count; ++i)
{
reader.Goto(start + 32 * i);
string name = reader.ReadString <aZSTR>();
if (name.Equals(seq, StringComparison.InvariantCultureIgnoreCase))
{
reader.Goto(start + 32 * i + 24);
offset = reader.ReadS32();
size = reader.ReadS32();
index = i;
return(true);
}
}
return(false);
}
protected override WaveBank DoTransform(WaveBank obj)
{
if (obj != null)
{
return(obj);
}
mReader.Keep();
mReader.PushAnchor();
if (mReader.Read32() != WSYS)
{
mareep.WriteError("WSYS: could not find header.");
}
var size = mReader.ReadS32();
mReader.Step(8); // unused
var winfOffset = mReader.ReadS32();
var wbctOffset = mReader.ReadS32();
mareep.WriteMessage("WSYS: header found, size {0:F1} KB\n", ((double)size / 1024.0d));
var waveBank = new WaveBank();
waveBank.Name = mName;
mReader.Goto(winfOffset);
if (mReader.Read32() != WINF)
{
mareep.WriteError("WSYS: could not find WINF at 0x{0:X6}.", winfOffset);
}
var waveGroupCount = mReader.ReadS32();
if (waveGroupCount < 0)
{
mareep.WriteError("WSYS: bad wave-group count '{0}' in WINF.", waveGroupCount);
}
mareep.WriteMessage("WSYS: WINF found, {0} wave group(s).\n", waveGroupCount);
var waveGroupOffsets = mReader.ReadS32s(waveGroupCount);
mReader.Goto(wbctOffset);
if (mReader.Read32() != WBCT)
{
mareep.WriteError("WSYS: could not find WBCT at 0x{0:X6}.", wbctOffset);
}
mReader.Step(4); // unused
var sceneCount = mReader.ReadS32();
if (sceneCount != waveGroupCount)
{
mareep.WriteError("WSYS: WINF count ({0}) does not match WBCT count ({1}).", waveGroupCount, sceneCount);
}
var sceneOffsets = mReader.ReadS32s(sceneCount);
for (var i = 0; i < waveGroupCount; ++i)
{
mReader.Goto(waveGroupOffsets[i]);
var archiveName = mReader.ReadString <aCSTR>(112);
var waveInfoCount = mReader.ReadS32();
if (waveInfoCount < 0)
{
mareep.WriteError("WSYS: bad wave count '{0}' in wave group #{1}.", waveInfoCount, i);
}
var waveInfoOffsets = mReader.ReadS32s(waveInfoCount);
mReader.Goto(sceneOffsets[i]);
if (mReader.Read32() != SCNE)
{
mareep.WriteError("WSYS: could not find SCNE at 0x{0:X6}.", sceneOffsets[i]);
}
mReader.Step(8); // unused
var cdfOffset = mReader.ReadS32();
mReader.Goto(cdfOffset);
if (mReader.Read32() != C_DF)
{
mareep.WriteError("WSYS: could not find C-DF at 0x{0:X6}.", cdfOffset);
}
var waveidCount = mReader.ReadS32();
if (waveidCount != waveInfoCount)
{
mareep.WriteError("WSYS: C-DF count ({0}) does not match wave-info count ({1}).", waveidCount, waveInfoCount);
}
var waveidOffsets = mReader.ReadS32s(waveidCount);
var waveGroup = new WaveGroup();
waveGroup.ArchiveFileName = archiveName;
for (var j = 0; j < waveInfoCount; ++j)
{
var wave = new Wave();
mReader.Goto(waveidOffsets[j]);
var waveid = (mReader.ReadS32() & 0xFFFF);
wave.WaveId = waveid;
mReader.Goto(waveInfoOffsets[j]);
mReader.Step(1); // unknown
var format = (WaveFormat)mReader.Read8();
if (!format.IsDefined())
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad format '{2}'.", i, j, (byte)format);
}
else
{
wave.Format = format;
}
var key = mReader.Read8();
if (key < 0 || key > 127)
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad root key '{2}'.", i, j, key);
}
else
{
wave.RootKey = key;
}
mReader.Step(1); // alignment
var sampleRate = mReader.ReadF32();
if (sampleRate < 0.0f)
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad sample rate '{2:F1}'.", i, j, sampleRate);
}
else
{
wave.SampleRate = sampleRate;
}
var waveStart = mReader.ReadS32();
if (waveStart < 0)
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad wave start '{2}'.", i, j, waveStart);
}
else
{
wave.WaveStart = waveStart;
}
var waveSize = mReader.ReadS32();
if (waveSize < 0)
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad wave size '{1}'.", i, j, waveSize);
}
else
{
wave.WaveSize = waveSize;
}
wave.Loop = (mReader.Read32() != 0);
var loopStart = mReader.ReadS32();
if (loopStart < 0)
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad loop start '{2}'.", i, j, loopStart);
}
else
{
wave.LoopStart = loopStart;
}
var loopEnd = mReader.ReadS32();
if (loopEnd < 0)
{
mareep.WriteError("WSYS: group #{0}: wave #{1}: bad loop end '{2}'.", i, j, loopEnd);
}
else
{
wave.LoopEnd = loopEnd;
}
var sampleCount = mReader.ReadS32();
wave.SampleCount = mareep.CalculateSampleCount(format, waveSize);
if (loopStart > loopEnd)
{
mareep.WriteWarning("WSYS: group #{0}: wave #{1}: loop start '{2}' is greater than loop end '{3}'.\n", i, j, loopStart, loopEnd);
}
if (loopStart > wave.SampleCount)
{
mareep.WriteWarning("WSYS: group #{0}: wave #{1}: loop start '{2}' is greater than sample count '{3}'.\n", i, j, loopStart, wave.SampleCount);
}
if (loopEnd > wave.SampleCount)
{
mareep.WriteWarning("WSYS: group #{0}: wave #{1}: loop end '{2}' is greater than sample count '{3}'.\n", i, j, loopEnd, wave.SampleCount);
}
wave.HistoryLast = mReader.ReadS16();
wave.HistoryPenult = mReader.ReadS16();
// rest of the fields are unknown or runtime
waveGroup.Add(wave);
}
waveBank.Add(waveGroup);
}
mReader.PopAnchor();
mReader.Back();
return(waveBank);
}
static void Main(string[] arguments)
{
Message("doomwadcorrupter v{0} arookas", new Version(0, 1, 12));
Separator();
if (arguments == null || arguments.Length < 2)
{
Message("Usage: doomwadcorrupter <input.wad> <output.wad> [options]");
Message();
Message("Options:");
Message(" -start <value>");
Message(" -end <value>");
Message(" -inc <value>");
Message(" -mode <type> [<value>]");
Message(" -skip <filter> [<filter> [...]]");
Message(" -only <filter> [<filter> [...]]");
Message(" -zdoom");
Message();
Message("For more detailed instructions, refer to the official repo page.");
Pause();
Exit(false);
}
var inputWAD = arguments[0];
var outputWAD = arguments[1];
cmd = new aCommandLine(arguments.Skip(2).ToArray());
options = new CorrupterOptions(cmd);
DisplayOptions(inputWAD, outputWAD);
int lumpCount;
var lumpsCorrupted = 0;
var lumpsSkipped = 0;
var bytesCorrupted = 0;
rnd = new Random((uint)options.CorruptSeed);
var timeTaken = Stopwatch.StartNew();
using (var instream = OpenWAD(inputWAD)) {
var reader = new aBinaryReader(instream, Endianness.Little, Encoding.ASCII);
// header
var wadType = reader.ReadString(4);
if (wadType != "IWAD" && wadType != "PWAD")
{
Error("Input file is not a DOOM WAD.");
}
lumpCount = reader.ReadS32();
var directoryOffset = reader.ReadS32();
// directory
reader.Goto(directoryOffset);
var lumps = aCollection.Initialize(lumpCount, () => new Lump(reader));
using (var outstream = CreateWAD(outputWAD)) {
var writer = new aBinaryWriter(outstream, Endianness.Little, Encoding.ASCII);
// header
writer.WriteString(wadType);
writer.WriteS32(lumpCount);
writer.WriteS32(directoryOffset);
// data
var corruptBuff = new byte[options.Increment];
var startBuff = new byte[options.Start];
var ns = LumpNamespace.Global;
foreach (var lump in lumps)
{
reader.Goto(lump.Start);
writer.Goto(lump.Start);
CheckNamespaceMarker(lump, ref ns);
if (options.Filter.IsCorruptable(lump.Name, ns) && !(options.ZDOOM && IsZDOOMLump(lump.Name)))
{
++lumpsCorrupted;
var i = options.Start;
var end = options.End ?? lump.Length;
if (i > 0)
{
var count = (int)System.Math.Min(lump.Length, i);
reader.Read(startBuff, count);
writer.Write8s(startBuff, count);
}
while (i < lump.Length && i < end)
{
Status("Corrupting '{0}'... (0x{1:X8} / 0x{2:X8})", lump.Name, i, lump.Length);
var count = (int)System.Math.Min(lump.Length - i, options.Increment);
reader.Read(corruptBuff, count);
CorruptByte(ref corruptBuff[0], options.CorruptMode, options.CorruptValue);
writer.Write8s(corruptBuff, count);
++bytesCorrupted;
i += count;
}
}
else
{
++lumpsSkipped;
writer.Write8s(reader.Read8s(lump.Length));
}
}
// directory
writer.Goto(directoryOffset);
foreach (var lump in lumps)
{
Status("Writing lump directory for '{0}'...", lump.Name);
lump.ToStream(writer);
}
}
}
timeTaken.Stop();
Status("Finished corrupting.");
Message();
Separator();
Message(" Files : {0}", lumpCount);
Message(" Files corrupted : {0}", lumpsCorrupted);
Message(" Files skipped : {0}", lumpsSkipped);
Message("Bytes mercilessly sacrificed : {0}", bytesCorrupted);
Message(" Time taken : {0}", timeTaken.Elapsed.ToString("g"));
Message(" Finished at : {0}", DateTime.Now.ToString("HH:mm:ss tt"));
Pause();
}
public override string Read(aBinaryReader reader)
{
var value = reader.ReadString(mMultiple);
var length = value.IndexOf('\x00');
if (length > 0) {
return value.Substring(0, length);
}
return value;
}
public override string Read(aBinaryReader reader)
{
var length = reader.Read8();
var value = reader.ReadString(length);
return value;
}
static void Main(string[] arguments)
{
Message("doomwadcorrupter v{0} arookas", new Version(0, 1, 12));
Separator();
if (arguments == null || arguments.Length < 2) {
Message("Usage: doomwadcorrupter <input.wad> <output.wad> [options]");
Message();
Message("Options:");
Message(" -start <value>");
Message(" -end <value>");
Message(" -inc <value>");
Message(" -mode <type> [<value>]");
Message(" -skip <filter> [<filter> [...]]");
Message(" -only <filter> [<filter> [...]]");
Message(" -zdoom");
Message();
Message("For more detailed instructions, refer to the official repo page.");
Pause();
Exit(false);
}
var inputWAD = arguments[0];
var outputWAD = arguments[1];
cmd = new aCommandLine(arguments.Skip(2).ToArray());
options = new CorrupterOptions(cmd);
DisplayOptions(inputWAD, outputWAD);
int lumpCount;
var lumpsCorrupted = 0;
var lumpsSkipped = 0;
var bytesCorrupted = 0;
rnd = new Random((uint)options.CorruptSeed);
var timeTaken = Stopwatch.StartNew();
using (var instream = OpenWAD(inputWAD)) {
var reader = new aBinaryReader(instream, Endianness.Little, Encoding.ASCII);
// header
var wadType = reader.ReadString(4);
if (wadType != "IWAD" && wadType != "PWAD") {
Error("Input file is not a DOOM WAD.");
}
lumpCount = reader.ReadS32();
var directoryOffset = reader.ReadS32();
// directory
reader.Goto(directoryOffset);
var lumps = aCollection.Initialize(lumpCount, () => new Lump(reader));
using (var outstream = CreateWAD(outputWAD)) {
var writer = new aBinaryWriter(outstream, Endianness.Little, Encoding.ASCII);
// header
writer.WriteString(wadType);
writer.WriteS32(lumpCount);
writer.WriteS32(directoryOffset);
// data
var corruptBuff = new byte[options.Increment];
var startBuff = new byte[options.Start];
var ns = LumpNamespace.Global;
foreach (var lump in lumps) {
reader.Goto(lump.Start);
writer.Goto(lump.Start);
CheckNamespaceMarker(lump, ref ns);
if (options.Filter.IsCorruptable(lump.Name, ns) && !(options.ZDOOM && IsZDOOMLump(lump.Name))) {
++lumpsCorrupted;
var i = options.Start;
var end = options.End ?? lump.Length;
if (i > 0) {
var count = (int)System.Math.Min(lump.Length, i);
reader.Read(startBuff, count);
writer.Write8s(startBuff, count);
}
while (i < lump.Length && i < end) {
Status("Corrupting '{0}'... (0x{1:X8} / 0x{2:X8})", lump.Name, i, lump.Length);
var count = (int)System.Math.Min(lump.Length - i, options.Increment);
reader.Read(corruptBuff, count);
CorruptByte(ref corruptBuff[0], options.CorruptMode, options.CorruptValue);
writer.Write8s(corruptBuff, count);
++bytesCorrupted;
i += count;
}
}
else {
++lumpsSkipped;
writer.Write8s(reader.Read8s(lump.Length));
}
}
// directory
writer.Goto(directoryOffset);
foreach (var lump in lumps) {
Status("Writing lump directory for '{0}'...", lump.Name);
lump.ToStream(writer);
}
}
}
timeTaken.Stop();
Status("Finished corrupting.");
Message();
Separator();
Message(" Files : {0}", lumpCount);
Message(" Files corrupted : {0}", lumpsCorrupted);
Message(" Files skipped : {0}", lumpsSkipped);
Message("Bytes mercilessly sacrificed : {0}", bytesCorrupted);
Message(" Time taken : {0}", timeTaken.Elapsed.ToString("g"));
Message(" Finished at : {0}", DateTime.Now.ToString("HH:mm:ss tt"));
Pause();
}
