/// <summary>
/// Loads a cache file from a stream.
/// </summary>
/// <param name="reader">The stream to read from.</param>
/// <param name="engineDb">The engine database to use to process the cache file.</param>
/// <param name="engineInfo">On output, this will contain the cache file's engine description.</param>
/// <returns>The cache file that was loaded.</returns>
/// <exception cref="ArgumentException">Thrown if the cache file is invalid.</exception>
/// <exception cref="NotSupportedException">Thrown if the cache file's target engine is not supported.</exception>
public static ICacheFile LoadCacheFile(IReader reader, EngineDatabase engineDb, out EngineDescription engineInfo)
{
// Set the reader's endianness based upon the file's header magic
reader.SeekTo(0);
byte[] headerMagic = reader.ReadBlock(4);
reader.Endianness = DetermineCacheFileEndianness(headerMagic);
// Load engine version info
var version = new CacheFileVersionInfo(reader);
if (version.Engine != EngineType.SecondGeneration && version.Engine != EngineType.ThirdGeneration)
{
throw new NotSupportedException("Engine not supported");
}
// Load build info
engineInfo = engineDb.FindEngineByVersion(version.BuildString);
if (engineInfo == null)
{
throw new NotSupportedException("Engine version \"" + version.BuildString + "\" not supported");
}
// Load the cache file depending upon the engine version
switch (version.Engine)
{
case EngineType.SecondGeneration:
return(new SecondGenCacheFile(reader, engineInfo, version.BuildString));
case EngineType.ThirdGeneration:
return(new ThirdGenCacheFile(reader, engineInfo, version.BuildString));
default:
throw new NotSupportedException("Engine not supported");
}
}
/// <summary>
/// Loads a cache file from a stream.
/// </summary>
/// <param name="reader">The stream to read from.</param>
/// <param name="engineDb">The engine database to use to process the cache file.</param>
/// <param name="engineInfo">On output, this will contain the cache file's engine description.</param>
/// <returns>The cache file that was loaded.</returns>
/// <exception cref="ArgumentException">Thrown if the cache file is invalid.</exception>
/// <exception cref="NotSupportedException">Thrown if the cache file's target engine is not supported.</exception>
public static ICacheFile LoadCacheFile(IReader reader, EngineDatabase engineDb, out EngineDescription engineInfo)
{
// Set the reader's endianness based upon the file's header magic
reader.SeekTo(0);
byte[] headerMagic = reader.ReadBlock(4);
reader.Endianness = DetermineCacheFileEndianness(headerMagic);
// Load engine version info
var version = new CacheFileVersionInfo(reader);
if (version.Engine != EngineType.SecondGeneration && version.Engine != EngineType.ThirdGeneration)
throw new NotSupportedException("Engine not supported");
// Load build info
engineInfo = engineDb.FindEngineByVersion(version.BuildString);
if (engineInfo == null)
throw new NotSupportedException("Engine version \"" + version.BuildString + "\" not supported");
// Load the cache file depending upon the engine version
switch (version.Engine)
{
case EngineType.SecondGeneration:
return new SecondGenCacheFile(reader, engineInfo, version.BuildString);
case EngineType.ThirdGeneration:
return new ThirdGenCacheFile(reader, engineInfo, version.BuildString);
default:
throw new NotSupportedException("Engine not supported");
}
}
/// <summary>
/// Loads a cache file from a stream.
/// </summary>
/// <param name="reader">The stream to read from.</param>
/// <param name="engineDb">The engine database to use to process the cache file.</param>
/// <param name="engineInfo">On output, this will contain the cache file's engine description.</param>
/// <returns>The cache file that was loaded.</returns>
/// <exception cref="ArgumentException">Thrown if the cache file is invalid.</exception>
/// <exception cref="NotSupportedException">Thrown if the cache file's target engine is not supported.</exception>
public static ICacheFile LoadCacheFile(IReader map_reader, IReader tag_reader, IReader string_reader, out string tagnamesLocation, string filesLocation, EngineDatabase engineDb, out EngineDescription engineInfo)
{
// Set the reader's endianness based upon the file's header magic
map_reader.SeekTo(0);
byte[] headerMagic = map_reader.ReadBlock(4);
Endian engianess = DetermineCacheFileEndianness(headerMagic);
map_reader.Endianness = engianess;
if(tag_reader != null) tag_reader.Endianness = engianess;
if (tag_reader != null) string_reader.Endianness = engianess;
// Load engine version info
var version = new CacheFileVersionInfo(map_reader);
if (version.Engine != EngineType.SecondGeneration && version.Engine != EngineType.ThirdGeneration && version.Engine != EngineType.FourthGeneration)
throw new NotSupportedException("Engine not supported");
// Load build info
engineInfo = engineDb.FindEngineByVersion(version.BuildString);
if (engineInfo == null)
throw new NotSupportedException("Engine version \"" + version.BuildString + "\" not supported");
// Load the cache file depending upon the engine version
switch (version.Engine)
{
case EngineType.SecondGeneration:
tagnamesLocation = null;
return new SecondGenCacheFile(map_reader, engineInfo, version.BuildString);
case EngineType.ThirdGeneration:
tagnamesLocation = null;
return new ThirdGenCacheFile(map_reader, engineInfo, version.BuildString);
case EngineType.FourthGeneration:
if (tag_reader == null || tag_reader.BaseStream.Length == 0) throw new Exception("Can't load version 4 cache file without tags file. Please make sure that tags.dat is in the same folder at the map file.");
if (string_reader == null || tag_reader.BaseStream.Length == 0) throw new Exception("Can't load version 4 cache file without strings file. Please make sure that tags.dat is in the same folder at the map file.");
// Load the tag names csv file
string tagnames_filename = "tagnames_" + version.BuildString + ".csv";
string tagnames_location = filesLocation != null ? filesLocation + tagnames_filename : "";
if (!File.Exists(tagnames_location)) tagnames_location = "tagnames\\" + tagnames_filename;
if (!File.Exists(tagnames_location)) tagnames_location = null;
FileStream tagnamesFileStream = tagnames_location != null ? TryInitFilestream(tagnames_location) : null;
EndianReader tagnames_reader = null;
if (tagnamesFileStream != null)
{
tagnames_reader = new EndianReader(tagnamesFileStream, Endian.BigEndian);
tagnames_reader.Endianness = engianess;
}
tagnamesLocation = tagnames_location;
FourthGenCacheFile cache_file = new FourthGenCacheFile(map_reader, tag_reader, string_reader, tagnames_reader, engineInfo, version.BuildString);
tagnamesFileStream.Close();
return cache_file;
default:
throw new NotSupportedException("Engine not supported");
}
}
private void btnCreatePatchModifiedMap_Click(object sender, RoutedEventArgs e)
{
var ofd = new OpenFileDialog
{
Title = "Assembly - Select a Modified Map file",
Filter = "Blam Cache Files|*.map"
};
if (ofd.ShowDialog() != DialogResult.OK)
return;
txtCreatePatchModifiedMap.Text = ofd.FileName;
txtCreatePatchOutputName.Text = Path.GetFileNameWithoutExtension(ofd.FileName);
var fileStream = new FileStream(ofd.FileName, FileMode.Open);
var cacheStream = new EndianStream(fileStream, Endian.BigEndian);
var versionInfo = new CacheFileVersionInfo(cacheStream);
var engine = App.AssemblyStorage.AssemblySettings.DefaultDatabase.FindEngineByVersion(versionInfo.BuildString);
if (engine != null && engine.Name != null)
{
switch (engine.Name)
{
case "Halo 2 Vista":
cboxCreatePatchTargetGame.SelectedIndex = (int)TargetGame.Halo2Vista;
break;
case "Halo 3: ODST":
cboxCreatePatchTargetGame.SelectedIndex = (int)TargetGame.Halo3ODST;
break;
default:
if (engine.Name.Contains("Halo 3"))
cboxCreatePatchTargetGame.SelectedIndex = (int)TargetGame.Halo3;
else if (engine.Name.Contains("Halo: Reach"))
cboxCreatePatchTargetGame.SelectedIndex = (int)TargetGame.HaloReach;
else if (engine.Name.Contains("Halo 4"))
cboxCreatePatchTargetGame.SelectedIndex = (int)TargetGame.Halo4;
else
cboxCreatePatchTargetGame.SelectedIndex = 5; // Other
break;
}
}
cacheStream.Close();
}
private KeyValuePair<ICacheFile, EngineDescription> LoadMap(string path, out IReader reader)
{
reader = new EndianReader(File.OpenRead(path), Endian.BigEndian);
var versionInfo = new CacheFileVersionInfo(reader);
EngineDescription buildInfo =
App.AssemblyStorage.AssemblySettings.DefaultDatabase.FindEngineByVersion(versionInfo.BuildString);
return
new KeyValuePair<ICacheFile, EngineDescription>(new ThirdGenCacheFile(reader, buildInfo, versionInfo.BuildString),
buildInfo);
}
private static void Main(string[] args)
{
if (args.Length != 3)
{
Console.WriteLine("Usage: mapexpand <map file> <section> <page count>");
Console.WriteLine();
Console.WriteLine("Available sections:");
Console.WriteLine(" stringidindex");
Console.WriteLine(" stringiddata");
Console.WriteLine(" tagnameindex");
Console.WriteLine(" tagnamedata");
Console.WriteLine(" resource");
Console.WriteLine(" tag");
return;
}
int pageCount;
if (!int.TryParse(args[2], out pageCount) || pageCount <= 0)
{
Console.WriteLine("The page count must be a positive integer.");
return;
}
Console.WriteLine("Reading...");
var stream = new EndianStream(File.Open(args[0], FileMode.Open, FileAccess.ReadWrite), Endian.BigEndian);
var version = new CacheFileVersionInfo(stream);
if (version.Engine != EngineType.ThirdGeneration)
{
Console.WriteLine("Only third-generation map files are supported.");
return;
}
var database = XMLEngineDatabaseLoader.LoadDatabase("Formats/Engines.xml");
var buildInfo = database.FindEngineByVersion(version.BuildString);
var cacheFile = new ThirdGenCacheFile(stream, buildInfo, version.BuildString);
FileSegmentGroup area;
FileSegment section;
int pageSize;
switch (args[1])
{
case "stringidindex":
area = cacheFile.StringArea;
section = cacheFile.StringIDIndexTable;
pageSize = 0x1000;
break;
case "stringiddata":
area = cacheFile.StringArea;
section = cacheFile.StringIDDataTable;
pageSize = 0x1000;
break;
case "tagnameindex":
area = cacheFile.StringArea;
section = cacheFile.FileNameIndexTable;
pageSize = 0x1000;
break;
case "tagnamedata":
area = cacheFile.StringArea;
section = cacheFile.FileNameDataTable;
pageSize = 0x1000;
break;
case "resource":
area = null;
section = cacheFile.RawTable;
pageSize = 0x1000;
break;
case "tag":
area = cacheFile.MetaArea;
section = cacheFile.MetaArea.Segments[0];
pageSize = 0x10000;
break;
default:
Console.WriteLine("Invalid section name: \"{0}\"", args[1]);
return;
}
Console.WriteLine("- Engine version: {0}", version.BuildString);
Console.WriteLine("- Internal name: {0}", cacheFile.InternalName);
Console.WriteLine("- Scenario name: {0}", cacheFile.ScenarioName);
Console.WriteLine();
Console.WriteLine("Injecting empty pages...");
var injectSize = pageCount * pageSize;
section.Resize(section.Size + injectSize, stream);
Console.WriteLine("Adjusting the header...");
cacheFile.SaveChanges(stream);
stream.Close();
Console.WriteLine();
var offset = section.Offset;
if (section.ResizeOrigin == SegmentResizeOrigin.End)
offset += section.ActualSize - injectSize;
if (area != null)
Console.WriteLine("Successfully injected 0x{0:X} bytes at 0x{1:X} (offset 0x{2:X}).", injectSize, area.BasePointer, offset);
else
Console.WriteLine("Successfully injected 0x{0:X} bytes at offset 0x{1:X}.", injectSize, offset);
}
static void Main(string[] args)
{
if (args.Length != 2)
{
Console.WriteLine("Usage: mapexpand <map file> <page count>");
Console.WriteLine("Pages are multiples of 0x10000 bytes.");
return;
}
int pageCount;
if (!int.TryParse(args[1], out pageCount) || pageCount <= 0)
{
Console.WriteLine("The page count must be a positive integer.");
return;
}
Console.WriteLine("Reading...");
EndianStream stream = new EndianStream(File.Open(args[0], FileMode.Open, FileAccess.ReadWrite), Endian.BigEndian);
CacheFileVersionInfo version = new CacheFileVersionInfo(stream);
if (version.Engine != EngineType.ThirdGeneration)
{
Console.WriteLine("Only third-generation map files are supported.");
return;
}
BuildInfoLoader infoLoader = new BuildInfoLoader(XDocument.Load("Formats/SupportedBuilds.xml"), "Formats/");
BuildInformation buildInfo = infoLoader.LoadBuild(version.BuildString);
ThirdGenCacheFile cacheFile = new ThirdGenCacheFile(stream, buildInfo, version.BuildString);
Console.WriteLine("- Engine version: {0}", version.BuildString);
Console.WriteLine("- Internal name: {0}", cacheFile.InternalName);
Console.WriteLine("- Scenario name: {0}", cacheFile.ScenarioName);
Console.WriteLine("- File size: 0x{0:X}", cacheFile.FileSize);
Console.WriteLine("- Virtual size: 0x{0:X}", cacheFile.MetaArea.Size);
for (int i = 0; i < cacheFile.Partitions.Length; i++)
{
var partition = cacheFile.Partitions[i];
if (partition.BasePointer != null)
Console.WriteLine(" - Partition {0} at 0x{1:X}-0x{2:X} (size=0x{3:X})", i, partition.BasePointer.AsPointer(), partition.BasePointer.AsPointer() + partition.Size - 1, partition.Size);
}
Console.WriteLine("- Meta pointer mask: 0x{0:X}", cacheFile.MetaArea.PointerMask);
Console.WriteLine("- Locale pointer mask: 0x{0:X}", (uint)-cacheFile.LocaleArea.PointerMask);
Console.WriteLine("- String pointer mask: 0x{0:X}", cacheFile.StringArea.PointerMask);
Console.WriteLine();
Console.WriteLine("Injecting empty pages...");
int injectSize = pageCount * 0x10000;
Console.WriteLine("- Start address: 0x{0:X} (offset 0x{1:X})", cacheFile.MetaArea.BasePointer - injectSize, cacheFile.MetaArea.Offset);
cacheFile.MetaArea.Resize(cacheFile.MetaArea.Size + injectSize, stream);
Console.WriteLine();
Console.WriteLine("Adjusting the header...");
cacheFile.SaveChanges(stream);
Console.WriteLine();
Console.WriteLine("Successfully injected 0x{0:X} bytes at 0x{1:X} (offset 0x{2:X}).", injectSize, cacheFile.MetaArea.BasePointer, cacheFile.MetaArea.Offset);
stream.Close();
}
/// <summary>
/// Loads a cache file from a stream.
/// </summary>
/// <param name="reader">The stream to read from.</param>
/// <param name="engineDb">The engine database to use to process the cache file.</param>
/// <param name="engineInfo">On output, this will contain the cache file's engine description.</param>
/// <returns>The cache file that was loaded.</returns>
/// <exception cref="ArgumentException">Thrown if the cache file is invalid.</exception>
/// <exception cref="NotSupportedException">Thrown if the cache file's target engine is not supported.</exception>
public static ICacheFile LoadCacheFile(IReader map_reader, IReader tag_reader, IReader string_reader, out string tagnamesLocation, string filesLocation, EngineDatabase engineDb, out EngineDescription engineInfo, string tagsLocation, string stringsLocation)
{
// Set the reader's endianness based upon the file's header magic
map_reader.SeekTo(0);
byte[] headerMagic = map_reader.ReadBlock(4);
Endian engianess = DetermineCacheFileEndianness(headerMagic);
map_reader.Endianness = engianess;
if (tag_reader != null)
{
tag_reader.Endianness = engianess;
}
if (tag_reader != null)
{
string_reader.Endianness = engianess;
}
// Load engine version info
var version = new CacheFileVersionInfo(map_reader);
if (version.Engine == EngineType.FirstGeneration)
{
throw new NotSupportedException("Engine not supported");
}
// Load build info
engineInfo = engineDb.FindEngineByVersion(version.BuildString);
if (engineInfo == null)
{
throw new NotSupportedException("Engine version \"" + version.BuildString + "\" not supported");
}
// Load the cache file depending upon the engine version
switch (version.Engine)
{
case EngineType.SecondGeneration:
tagnamesLocation = null;
return(new SecondGenCacheFile(map_reader, engineInfo, version.BuildString));
case EngineType.ThirdGeneration:
tagnamesLocation = null;
return(new ThirdGenCacheFile(map_reader, engineInfo, version.BuildString));
case EngineType.ThirdGenMCC:
tagnamesLocation = null;
return(new NewThirdGenCacheFile(map_reader, engineInfo, version.BuildString));
case EngineType.FourthGeneration:
if (tag_reader == null || tag_reader.BaseStream.Length == 0)
{
throw new Exception("Can't load version 4 cache file without tags file. Please make sure that tags.dat is in the same folder at the map file.");
}
if (string_reader == null || tag_reader.BaseStream.Length == 0)
{
throw new Exception("Can't load version 4 cache file without strings file. Please make sure that tags.dat is in the same folder at the map file.");
}
string tagnames_location = Path.Combine(Path.GetDirectoryName(tagsLocation), "tag_list.csv");
if (!File.Exists(tagnames_location))
{
tagnames_location = null;
}
if (tagnames_location == null)
{
// Load the tag names csv file
string tagnames_filename = "tagnames_";
if (engineInfo.AltTagNames != null)
{
tagnames_filename += engineInfo.AltTagNames + ".csv";
}
else
{
tagnames_filename += version.BuildString + ".csv";
}
tagnames_location = filesLocation != null ? filesLocation + tagnames_filename : "";
if (File.Exists(tagnames_location))
{
tagnames_location = "tagnames\\" + tagnames_filename;
}
else
{
tagnames_location = null;
}
}
FileStream tagnamesFileStream = tagnames_location != null?TryInitFilestream(tagnames_location) : null;
EndianReader tagnames_reader = null;
if (tagnamesFileStream != null)
{
tagnames_reader = new EndianReader(tagnamesFileStream, Endian.BigEndian);
tagnames_reader.Endianness = engianess;
}
tagnamesLocation = tagnames_location;
FourthGenCacheFile cache_file = new FourthGenCacheFile(map_reader, tag_reader, string_reader, tagnames_reader, engineInfo, version.BuildString);
tagnamesFileStream.Close();
return(cache_file);
default:
throw new NotSupportedException("Engine not supported");
}
}
private KeyValuePair<ICacheFile, BuildInformation> LoadMap(string path, out IReader reader)
{
reader = new EndianReader(File.OpenRead(path), Endian.BigEndian);
var versionInfo = new CacheFileVersionInfo(reader);
var buildInfo = _buildLoader.LoadBuild(versionInfo.BuildString);
return
new KeyValuePair<ICacheFile, BuildInformation>(new ThirdGenCacheFile(reader, buildInfo, versionInfo.BuildString),
buildInfo);
}
