public bool ExpandTo(string workPath, string listingName)
{
if (mEraFile == null)
{
return(false);
}
if (!System.IO.Directory.Exists(workPath))
{
System.IO.Directory.CreateDirectory(workPath);
}
bool result = true;
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Outputting listing...");
}
try { SaveListing(workPath, listingName); }
catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while outputting listing: {0}", ex);
}
result = false;
}
if (result && !ExpanderOptions.Test(EraFileExpanderOptions.OnlyDumpListing))
{
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Expanding archive to {0}...", workPath);
}
try { mEraFile.ExpandTo(mEraStream, workPath); }
catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while expanding archive: {0}", ex);
}
result = false;
}
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Done");
}
}
mEraStream.Close();
return(result);
}
public bool Read()
{
bool result = true;
try { result &= ReadEcfFromFile(); }
catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while trying to read the ECF: {0}", ex);
}
result = false;
}
return(result);
}
public bool Read() // read the listing definition
{
bool result = true;
try { result &= ReadInternal(); }
catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while trying to read listing: {0}", ex);
}
result = false;
}
return(result);
}
bool ReadEcfFromStream()
{
bool result = true;
result = EcfHeader.VerifyIsEcf(mEcfStream.Reader);
if (!result)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tFailed: File is either not even an ECF-based file, or corrupt");
}
}
else
{
mEcfFile = new EcfFile();
mEcfFile.Serialize(mEcfStream);
}
return(result);
}
bool ReadPkgFromStream()
{
bool result = true;
result = CaPackageFile.VerifyIsPkg(mPkgStream.Reader);
if (!result)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tFailed: File is either not even an PKG file, or corrupt");
}
}
else
{
mPkgFile = new CaPackageFile();
mPkgFile.Serialize(mPkgStream);
}
return(result);
}
bool ReadInternal()
{
bool result = true;
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Trying to read source listing {0}...", mSourceFile);
}
if (!File.Exists(mSourceFile))
{
result = false;
}
else
{
using (var xml = new IO.XmlElementStream(mSourceFile, FA.Read, this))
{
xml.InitializeAtRootElement();
EcfDefinition.Serialize(xml);
}
EcfDefinition.CullChunksPossiblyWithoutFileData((chunkIndex, chunk) =>
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\t\tCulling chunk #{0} since it has no associated file data",
chunkIndex);
}
});
}
if (result == false)
{
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("\tFailed!");
}
}
return(result);
}
void ExpandChunkToFile(EcfFileChunkDefinition chunk, EcfChunk rawChunk)
{
string file_path = EcfDefinition.GetChunkAbsolutePath(chunk);
if (!ExpanderOptions.Test(EcfFileExpanderOptions.DontOverwriteExistingFiles))
{
if (File.Exists(file_path))
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tSkipping chunk, output file already exists: {0}", file_path);
}
return;
}
}
using (var fs = File.OpenWrite(file_path))
{
var chunk_bytes = rawChunk.GetBuffer(mEcfStream);
fs.Write(chunk_bytes, 0, chunk_bytes.Length);
}
}
public bool Build(string workPath, string outputPath = null)
{
if (string.IsNullOrWhiteSpace(outputPath))
{
outputPath = workPath;
}
bool result = true;
try
{
result = BuildInternal(workPath, outputPath);
} catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while building the ECF: {0}", ex);
}
result = false;
}
return(result);
}
void ExpandEntryToFile(string workPath, CaPackageEntry entry)
{
string file_path = Path.Combine(workPath, entry.Name);
if (!ExpanderOptions.Test(CaPackageFileExpanderOptions.DontOverwriteExistingFiles))
{
if (File.Exists(file_path))
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tSkipping chunk, output file already exists: {0}", file_path);
}
return;
}
}
using (var fs = File.OpenWrite(file_path))
{
var entry_bytes = mPkgFile.ReadEntryBytes(mPkgStream, entry);
fs.Write(entry_bytes, 0, entry_bytes.Length);
}
}
bool ReadEraFromStream()
{
bool result = true;
result = EraFileHeader.VerifyIsEraAndDecrypted(mEraStream.Reader);
if (!result)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tFailed: File is either not decrypted, corrupt, or not even an ERA");
}
}
else
{
mEraStream.VirtualAddressTranslationInitialize(Shell.ProcessorSize.x32);
mEraFile = new EraFile();
mEraFile.FileName = mSourceFile;
mEraFile.Serialize(mEraStream);
mEraFile.ReadPostprocess(mEraStream);
}
return(result);
}
public bool ExpandTo(string workPath, string listingName)
{
if (mEcfFile == null)
{
return(false);
}
if (!Directory.Exists(workPath))
{
Directory.CreateDirectory(workPath);
}
bool result = true;
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Outputting listing...");
}
try
{
PopulateEcfDefinitionFromEcfFile(workPath);
SaveListing(workPath, listingName);
}
catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while outputting listing: {0}", ex);
}
result = false;
}
if (result && !ExpanderOptions.Test(EcfFileExpanderOptions.OnlyDumpListing) && WriteChunksToFile)
{
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Expanding ECF to {0}...", workPath);
}
try
{
ExpandChunksToFiles();
}
catch (Exception ex)
{
if (VerboseOutput != null)
{
VerboseOutput.WriteLine("\tEncountered an error while expanding ECF: {0}", ex);
}
result = false;
}
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Done");
}
}
mEcfStream.Close();
return(result);
}
bool BuildInternal(string workPath, string pkgName, string outputPath)
{
string pkg_filename = Path.Combine(outputPath, pkgName);
if (File.Exists(pkg_filename))
{
var attrs = File.GetAttributes(pkg_filename);
if (attrs.HasFlag(FileAttributes.ReadOnly))
{
throw new IOException("PKG file is readonly, can't build: " + pkg_filename);
}
}
{
string sanitizedWorkPath = CaPackageFileDefinition.SanitizeWorkingEnvironmentPath(workPath);
if (sanitizedWorkPath != workPath && VerboseOutput != null)
{
VerboseOutput.WriteLine("Sanitized work path:");
VerboseOutput.WriteLine("\t{0} =>", workPath);
VerboseOutput.WriteLine("\t{0}", sanitizedWorkPath);
workPath = sanitizedWorkPath;
}
}
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Apply changes to PKG listing for work environment...");
}
if (PkgDefinition.RedefineForWorkingEnvironment(workPath
, BuilderOptions.Test(CaPackageFileBuilderOptions.AlwaysUseXmlOverXmb)
, VerboseOutput))
{
}
mPkgFile = new CaPackageFile();
mPkgFile.SetupHeaderAndEntries(PkgDefinition);
const int k_initial_buffer_size = 16 * IntegerMath.kMega; // 16MB
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("Building {0} to {1}...", pkgName, outputPath);
}
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("\tAllocating memory...");
}
bool result = true;
using (var ms = new MemoryStream(k_initial_buffer_size))
using (var pkg_memory = new IO.EndianStream(ms, Shell.EndianFormat.Little, this, permissions: FileAccess.Write))
{
pkg_memory.StreamMode = FileAccess.Write;
// #TODO:
// create null bytes for the header and embedded file chunk descriptors
// previously just used Seek to do this, but it doesn't update Length.
long preamble_size = mPkgFile.CalculateHeaderAndFileChunksSize((CaPackageVersion)CaPackageFile.kCurrentVersion);
ms.SetLength(preamble_size);
ms.Seek(preamble_size, SeekOrigin.Begin);
// now we can start embedding the files
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("\tPacking files...");
}
result = false; //result && mPkgFile.Build(pkg_memory, workPath);
if (result)
{
if (ProgressOutput != null)
{
ProgressOutput.WriteLine("\tFinializing...");
}
// seek back to the start of the PKG and write out the finalized header and file entries
ms.Seek(0, SeekOrigin.Begin);
mPkgFile.Serialize(pkg_memory);
Contract.Assert(pkg_memory.BaseStream.Position == preamble_size,
"Written PKG header size is greater than what we calculated");
using (var fs = new FileStream(pkg_filename, FileMode.Create, FileAccess.Write))
ms.WriteTo(fs);
}
}
return(result);
}