public Wrap(RemoteHooking.IContext context, RuntimeParams parms)
{
DebugLogger.WriteLine("Wrap created");
}
public void Run(RemoteHooking.IContext context, RuntimeParams parms)
{
System.Threading.Thread.CurrentThread.CurrentCulture = new System.Globalization.CultureInfo("en-US", false);
try {
RuntimeProfile profile;
using (var fs = new FileStream(parms.ProfileFile, FileMode.Open))
{
profile = Iros._7th.Util.DeserializeBinary <RuntimeProfile>(fs);
}
File.Delete(parms.ProfileFile);
if (!String.IsNullOrWhiteSpace(profile.LogFile))
{
try {
try { File.Delete(profile.LogFile); } catch { } // ensure old log is deleted since new run
DebugLogger.Init(profile.LogFile);
DebugLogger.IsDetailedLogging = profile.Options.HasFlag(RuntimeOptions.DetailedLog);
DebugLogger.WriteLine("Logging debug output to " + profile.LogFile);
} catch (Exception ex) {
DebugLogger.WriteLine("Failed to log debug output: " + ex.ToString());
}
}
DebugLogger.WriteLine($"Wrap run... Host: {context.HostPID} PID: {RemoteHooking.GetCurrentProcessId()} TID: {RemoteHooking.GetCurrentThreadId()} Path: {profile.ModPath} Capture: {String.Join(", ", profile.MonitorPaths)}");
//_overrides = new Overrides(basepath);
_profile = profile;
for (int i = _profile.MonitorPaths.Count - 1; i >= 0; i--)
{
if (!_profile.MonitorPaths[i].EndsWith(System.IO.Path.DirectorySeparatorChar.ToString()))
{
_profile.MonitorPaths[i] += System.IO.Path.DirectorySeparatorChar;
}
if (String.IsNullOrWhiteSpace(_profile.MonitorPaths[i]))
{
_profile.MonitorPaths.RemoveAt(i);
}
}
foreach (var item in profile.Mods)
{
DebugLogger.WriteLine($" Mod: {item.BaseFolder} has {item.Conditionals.Count} conditionals");
DebugLogger.WriteLine(" Additional paths: " + String.Join(", ", item.ExtraFolders));
item.Startup();
}
_hCreateFileW = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "CreateFileW"), new DCreateFile(HCreateFileW), this);
_hCreateFileW.ThreadACL.SetExclusiveACL(new[] { 0 });
//_hCreateFileA = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "CreateFileA"), new DCreateFileA(HCreateFileA), this);
//_hCreateFileA.ThreadACL.SetExclusiveACL(new[] { 0 });
//int init = Init7W();
//_hReadFile = LocalHook.CreateUnmanaged(LocalHook.GetProcAddress("kernel32.dll", "ReadFile"), LocalHook.GetProcAddress("7thWrapperNLib.dll", "ReadFile7W"), IntPtr.Zero);
_hReadFile = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "ReadFile"), new DReadFile(HReadFile), this);
_hReadFile.ThreadACL.SetExclusiveACL(new[] { 0 });
_hWriteFile = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "WriteFile"), new DWriteFile(HWriteFile), this);
_hWriteFile.ThreadACL.SetExclusiveACL(new[] { 0 });
_hFindFirstFile = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "FindFirstFileW"), new DFindFirstFileW(HFindFirstFile), this);
_hFindFirstFile.ThreadACL.SetExclusiveACL(new[] { 0 });
//_hFindFirstFileA = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "FindFirstFileA"), new DFindFirstFileA(HFindFirstFileA), this);
//_hFindFirstFile.ThreadACL.SetExclusiveACL(new[] { 0 });
_hSetFilePointer = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "SetFilePointer"), new DSetFilePointer(HSetFilePointer), this);
_hSetFilePointer.ThreadACL.SetExclusiveACL(new[] { 0 });
_hSetFilePointerEx = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "SetFilePointerEx"), new DSetFilePointerEx(HSetFilePointerEx), this);
_hSetFilePointerEx.ThreadACL.SetExclusiveACL(new[] { 0 });
_hCloseHandle = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "CloseHandle"), new DCloseHandle(HCloseHandle), this);
_hCloseHandle.ThreadACL.SetExclusiveACL(new[] { 0 });
_hGetFileType = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "GetFileType"), new DGetFileType(HGetFileType), this);
_hGetFileType.ThreadACL.SetExclusiveACL(new[] { 0 });
_hGetFileInformationByHandle = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "GetFileInformationByHandle"), new DGetFileInformationByHandle(HGetFileInformationByHandle), this);
_hGetFileInformationByHandle.ThreadACL.SetExclusiveACL(new[] { 0 });
//_hReadFileEx = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "ReadFileEx"), new DReadFileEx(HReadFileEx), this);
//_hReadFileEx.ThreadACL.SetExclusiveACL(new[] { 0 });
_hDuplicateHandle = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "DuplicateHandle"), new DDuplicateHandle(HDuplicateHandle), this);
_hDuplicateHandle.ThreadACL.SetExclusiveACL(new[] { 0 });
_hCreateProcessW = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "CreateProcessW"), new DCreateProcessW(HCreateProcessW), this);
_hCreateProcessW.ThreadACL.SetExclusiveACL(new[] { 0 });
_hGetFileSize = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "GetFileSize"), new DGetFileSize(HGetFileSize), this);
_hGetFileSize.ThreadACL.SetExclusiveACL(new[] { 0 });
_hGetFileSizeEx = LocalHook.Create(LocalHook.GetProcAddress("kernel32.dll", "GetFileSizeEx"), new DGetFileSizeEx(HGetFileSizeEx), this);
_hGetFileSizeEx.ThreadACL.SetExclusiveACL(new[] { 0 });
if (profile.MonitorVars != null)
{
new System.Threading.Thread(MonitorThread)
{
IsBackground = true
}
}
.Start(profile);
//System.Threading.Thread.Sleep(10000);
RemoteHooking.WakeUpProcess();
System.Threading.Thread.Sleep(1000);
foreach (string LL in profile.Mods.SelectMany(m => m.GetLoadLibraries()))
{
DebugLogger.WriteLine($"Loading library DLL {LL}");
LoadLibrary(LL);
}
foreach (var mod in profile.Mods)
{
foreach (string LA in mod.GetLoadAssemblies())
{
DebugLogger.WriteLine($"Loading assembly DLL {LA}");
var asm = System.Reflection.Assembly.LoadFrom(LA);
try {
string path = mod.BaseFolder;
asm.GetType("_7thHeaven.Main")
.GetMethod("Init", new[] { typeof(RuntimeMod) })
.Invoke(null, new object[] { mod });
} catch { }
}
}
foreach (var mod in profile.Mods)
{
foreach (string file in mod.GetPathOverrideNames("hext"))
{
foreach (var of in mod.GetOverrides("hext\\" + file))
{
System.IO.Stream s;
if (of.Archive == null)
{
s = new System.IO.FileStream(of.File, FileMode.Open, FileAccess.Read);
}
else
{
s = of.Archive.GetData(of.File);
}
DebugLogger.WriteLine($"Applying hext patch {file} from mod {mod.BaseFolder}");
try {
HexPatch.Apply(s);
} catch (Exception ex) {
DebugLogger.WriteLine("Error applying patch: " + ex.Message);
}
}
}
}
} catch (Exception e) {
public uint GetFileSize(IntPtr lpFileSizeHigh)
{
DebugLogger.WriteLine($"VArchive GetFileSize on {_filename} = {_size}");
if (lpFileSizeHigh != IntPtr.Zero)
System.Runtime.InteropServices.Marshal.WriteInt32(lpFileSizeHigh, (int)(_size >> 32)); }
public LGPWrapper(IntPtr handle, string name, RuntimeProfile profile)
{
if (!AnyOverridesFor(name, profile))
{
DebugLogger.WriteLine($"LGPWrapper: no overrides for {name}, early out");
return; //optimisation, don't run anything else, if no override files
}
IsActive = true;
DebugLogger.WriteLine(" LGPWrapper: Parsing");
var fs = new System.IO.FileStream(new Microsoft.Win32.SafeHandles.SafeFileHandle(handle, false), FileAccess.Read);
ProcMonParser.DataFile df = ProcMonParser.FF7Files.LoadLGP(fs, name);
fs.Position = 0;
Dictionary <string, int> sortKeys = df.Items.ToDictionary(i => i.Name, i => i.Index, StringComparer.InvariantCulture);
Dictionary <string, long> dataKeys = df.Items.ToDictionary(i => i.Name, i => i.Start, StringComparer.InvariantCulture);
Dictionary <string, int> filesSizes = new Dictionary <string, int>(StringComparer.InvariantCultureIgnoreCase);
Dictionary <string, int> filesOptions = new Dictionary <string, int>(StringComparer.InvariantCultureIgnoreCase);
Dictionary <string, ProcMonParser.DataItem> lgpItems = df.Items.ToDictionary(i => i.Name, i => i, StringComparer.InvariantCulture);
foreach (var item in df.Items)
{
filesOptions[item.Name] = 0;
filesSizes[item.Name] = item.Length - 24;
DebugLogger.DetailedWriteLine($"Checking chunk support for {name}~{item.Name}~");
if (profile.Mods.Any(m => m.SupportsChunks(System.IO.Path.Combine(name, item.Name))))
{
filesSizes[item.Name] = Math.Max(filesSizes[item.Name], 1024 * 1024 * 2); //This is a horrible hack. TODO.
filesOptions[item.Name] |= 0x1;
}
}
DebugLogger.WriteLine(" LGPWrapper: Prepared structures");
List <string> names = profile.Mods.SelectMany(m => m.GetPathOverrideNames(name)).Distinct(StringComparer.InvariantCultureIgnoreCase).ToList();
foreach (string fname in names)
{
if (fname.IndexOf(".chunk.", StringComparison.InvariantCultureIgnoreCase) >= 0)
{
continue;
}
if (!filesSizes.ContainsKey(fname))
{
filesSizes[fname] = 0;
DebugLogger.WriteLine($"Added LGP file {name} {fname}");
}
var overrides = profile.Mods.SelectMany(m => m.GetOverrides(System.IO.Path.Combine(name, fname)));
foreach (var over in overrides)
{
filesSizes[fname] = Math.Max(filesSizes[fname], over.Size);
if (over.CFolder == null)
{
break;
}
}
}
List <LGPEntry> entries = filesSizes.Select(kv => new LGPEntry(kv.Key, kv.Value)).ToList();
List <LGP.LGPEntryMade> newentries;
DebugLogger.WriteLine(" LGPWrapper: creating new headers");
byte[] headers = LGP.CalculateHeaders(entries,
s => {
int index;
sortKeys.TryGetValue(s, out index);
return(index);
},
s => {
long index;
dataKeys.TryGetValue(s, out index);
return((uint)index);
},
out newentries
);
int datastart = headers.Length;
DebugLogger.WriteLine($" LGPWrapper: Calculated new LGP headers for {name} with {entries.Count} file entries");
/*
* int datastart = df.Items[0].Start;
* byte[] headers = new byte[datastart];
* fs.Read(headers, 0, datastart);
* fs.Position = 0;
*/
uint offset = (uint)datastart;
VFile = new VFile();
try {
VFile.Add(new VRangeInline()
{
Start = 0, Length = offset, Data = headers, Tag = "Headers"
});
int count = 0;
foreach (var item in newentries.OrderBy(em => em.DataIndex))
{
DebugLogger.DetailedWriteLine($"LGPWrapper calculate {item.Entry.Name}");
//Bytes.WriteUInt(headers, 16 + 20 + 27 * item.Index, offset);
string fn = System.IO.Path.Combine(name, item.Entry.Name);
var overrides = profile.Mods.SelectMany(m => m.GetOverrides(fn));
int fOptions;
filesOptions.TryGetValue(item.Entry.Name, out fOptions);
bool chunked = (fOptions & 0x1) != 0;
//var overrides = Enumerable.Empty<OverrideFile>();
//DebugLogger.WriteLine("Virtualizing LGP entry {0} at offset {1}", item.Entry.Name, offset);
if (item.DataOffset != offset)
{
throw new Exception("LGPWrapper mismatch on offset for " + item.Entry.Name + " offset=" + offset + " hoffset=" + item.DataOffset);
}
if (chunked)
{
long pos = lgpItems[item.Entry.Name].Start + 24;
int len = lgpItems[item.Entry.Name].Length - 24;
VFile.Add(new VRangeChunked(item.Entry.Name, profile.Mods, handle, (uint)pos, len)
{
Start = offset,
Length = (uint)(item.Entry.MaxSize + 24),
Name = fn,
Tag = "Chunked"
});
//DebugLogger.WriteLine("File {0} initialized with chunks", item.Entry.Name, 0);
offset += (uint)item.Entry.MaxSize + 24;
}
else if (!overrides.Any()) //take from original LGP
{
long pos = lgpItems[item.Entry.Name].Start;
VFile.Add(new VRangeHandle()
{
Start = offset, Length = (uint)(item.Entry.MaxSize + 24), Handle = handle, Offset = (uint)pos, Tag = item.Entry.Name
});
offset += (uint)item.Entry.MaxSize + 24;
//DebugLogger.WriteLine("--VRangeHandle");
}
else if (overrides.First().CFolder == null) //only one override, replace directly
{
var ov = overrides.First();
byte[] fheader = new byte[24];
System.Text.Encoding.ASCII.GetBytes(item.Entry.Name, 0, item.Entry.Name.Length, fheader, 0);
Bytes.WriteUInt(fheader, 20, (uint)ov.Size);
VFile.Add(new VRangeInline()
{
Start = offset, Length = 24, Data = fheader, Tag = item.Entry.Name + "%header"
});
offset += 24;
VRange vr;
if (ov.Archive == null)
{
var vf = new VRangeFile()
{
Start = offset, Length = (uint)ov.Size, Filename = ov.File, Tag = ov.File
};
VFile.Add(vf);
_wFiles.Add(vf);
vr = vf;
//DebugLogger.WriteLine("LGP entry {0} coming from file {1}", item.Entry.Name, ov.File);
}
else
{
vr = new VRangeArchive()
{
Start = offset, Length = (uint)ov.Size, File = ov.File, Archive = ov.Archive, Tag = ov.File
};
VFile.Add(vr);
//DebugLogger.WriteLine("LGP entry {0} coming from archive file {1} with size {2}", item.Entry.Name, ov.File, ov.Size);
}
//if (vr.Length != item.Entry.MaxSize)
//DebugLogger.WriteLine("Entry {0} size difference {1} vs {2}", item.Entry.Name, vr.Length, item.Entry.MaxSize);
if (vr.Length < item.Entry.MaxSize)
{
uint diff = (uint)item.Entry.MaxSize - vr.Length;
VFile.Add(new VRangeNull()
{
Length = diff, Start = vr.Start + vr.Length, Tag = "Padding"
});
}
offset += (uint)item.Entry.MaxSize;
//DebugLogger.WriteLine("--VRangeFile");
}
else //multiple overrides; tricky!
//DebugLogger.WriteLine("Add VRangeConditional for " + item.Entry.Name);
{
ProcMonParser.DataItem di;
lgpItems.TryGetValue(item.Entry.Name, out di);
uint fbOffset = (di == null) ? 0 : (uint)di.Start;
var vcond = new VRangeConditional(item.Entry.Name, overrides.ToList(), handle, fbOffset)
{
Length = (uint)item.Entry.MaxSize + 24, Start = offset, Name = item.Entry.Name, Tag = item.Entry.Name
};
VFile.Add(vcond);
_wFiles.Add(vcond);
offset += (uint)item.Entry.MaxSize + 24;
//DebugLogger.WriteLine("--VRangeConditional");
}
count++;
/*
* string file = MapFile(System.IO.Path.Combine(name, item.Name), profile);
* if (file != null) {
* uint length = (uint)new System.IO.FileInfo(file).Length;
* byte[] fheader = new byte[24];
* System.Text.Encoding.ASCII.GetBytes(item.Name, 0, item.Name.Length, fheader, 0);
* Bytes.WriteUInt(fheader, 20, length);
* VFile.Add(new VRangeInline() { Start = offset, Length = 24, Data = fheader });
* offset += 24;
* var vf = new VRangeFile() { Start = offset, Length = length, Filename = file };
* VFile.Add(vf);
* _wFiles.Add(vf);
* offset += length;
* } else {
* VFile.Add(new VRangeHandle() { Start = offset, Length = (uint)(item.Length), Handle = handle, Offset = (uint)item.Start });
* offset += (uint)item.Length;
* }*/
}
byte[] footer = System.Text.Encoding.ASCII.GetBytes("FINAL FANTASY7");
VFile.Add(new VRangeInline()
{
Start = offset, Length = (uint)footer.Length, Data = footer, Tag = "footer"
});
DebugLogger.WriteLine("Created: " + VFile.ToString());
} catch {
VFile.Dump();
throw;
}
}
public override void Read(uint offset, uint length, IntPtr dest, ref uint bytesRead)
{
//DebugLogger.WriteLine("Conditional {2} reading from OS {0} L {1}", offset, length, Name);
bool header = (offset < 24);
bool init = (offset == 24);
if ((!_lastHeader && header) || (init && !_lastInit)) //re-evaluate
{
_current = null;
if (!_handle.Equals(IntPtr.Zero))
{
Win32.CloseHandle(_handle);
}
_handle = IntPtr.Zero;
foreach (var of in _files)
{
if (of.CFolder == null || of.CFolder.IsActive(of.CName))
{
DebugLogger.WriteLine($"Conditional {Name} switching to {of.File}");
_current = of;
Bytes.WriteInt(_header, 20, of.Size);
break;
}
}
if (_current == null)
{
DebugLogger.WriteLine($"Conditional {Name} switching to fallback");
}
_lastInit = true; //we're ready to read file headers
}
else
{
_lastInit = init;
}
if (_current != null && _handle.Equals(IntPtr.Zero) && _current.Archive == null)
{
_handle = Wrap.CreateFileW(_current.File, System.IO.FileAccess.Read, System.IO.FileShare.Read, IntPtr.Zero, System.IO.FileMode.Open, System.IO.FileAttributes.Normal, IntPtr.Zero);
}
_lastHeader = header;
_access = DateTime.Now;
if (_current == null) //read from fallback
//DebugLogger.WriteLine("Conditional reading from fallback handle {0} with extra offset {1}", _fallbackHandle, _fallbackOffset);
{
Win32.OVERLAPPED ov = new Win32.OVERLAPPED()
{
EventHandle = IntPtr.Zero,
Internal = UIntPtr.Zero,
InternalHigh = UIntPtr.Zero,
Offset = _fallbackOffset + offset,
OffsetHigh = 0
};
Win32.ReadFile(_fallbackHandle, dest, length, ref bytesRead, ref ov);
//DebugLogger.WriteLine("Conditional {1} reading from fallback - {0} bytes read", bytesRead, Name);
}
else
{
if (offset < 24)
{
length = Math.Min(length, 24 - offset);
System.Runtime.InteropServices.Marshal.Copy(_header, (int)offset, dest, (int)length);
bytesRead = length;
//DebugLogger.WriteLine("Conditional {2} reading from cheader - {0} bytes read [current size is {1}]", bytesRead, BitConverter.ToInt32(_header, 20), Name);
return;
}
else
{
offset -= 24;
if (_current.Archive == null)
{
Wrap.SetFilePointer(_handle, (int)offset, IntPtr.Zero, Wrap.EMoveMethod.Begin);
Win32.ReadFile(_handle, dest, length, ref bytesRead, IntPtr.Zero);
//DebugLogger.WriteLine("Conditional {1} reading from cfile - {0} bytes read", bytesRead, Name);
}
else
{
_current.Archive.RawRead(_current.File, offset, length, dest, ref bytesRead);
//DebugLogger.WriteLine("Conditional {1} reading from cfile archive offset {2} length {3} - {0} bytes read", bytesRead, Name, offset, length);
}
}
}
}
public static Func <bool> MakeRuntimeVar(string spec, string value)
{
VarType type;
int size = 0;
string[] parts = spec.Split(':');
Enum.TryParse <VarType>(parts[0], true, out type);
if (parts.Length > 2)
{
size = (int)Parse(parts[2]);
}
switch (type)
{
case VarType.Sys:
return(GetSys(parts[1], size, value, spec));
case VarType.Counter:
return(CompareInt(() => {
int c;
_counters.TryGetValue(parts[1], out c);
return c % size;
}, value, spec));
case VarType.CounterAdv:
return(CompareInt(() => {
int c;
_counters.TryGetValue(parts[1], out c);
c++;
_counters[parts[1]] = c;
return c % size;
}, value, spec));
case VarType.CounterRnd:
return(CompareInt(() => {
int c = _r.Next(size);
_counters[parts[1]] = c;
return c;
}, value, spec));
case VarType.Random:
return(CompareInt(() => _r.Next(size), value, spec));
}
if (type == VarType.FFString)
{
byte[] data = new byte[size];
HashSet <string> values = new HashSet <string>(value.Split('|'), StringComparer.InvariantCultureIgnoreCase);
string last = String.Empty;
IntPtr address;
address = new IntPtr(Parse(parts[1]));
return(() => {
System.Runtime.InteropServices.Marshal.Copy(address, data, 0, size);
string s = FFText.Translate(data);
if (!s.Equals(last))
{
DebugLogger.WriteLine($"RuntimeVar {spec} became {s}");
}
last = s;
return values.Contains(s.Trim());
});
}
else
{
IntPtr address;
address = new IntPtr(Parse(parts[1]));
if (size == 0)
{
size = -1;
}
switch (type)
{
case VarType.Int:
return(CompareInt(() => System.Runtime.InteropServices.Marshal.ReadInt32(address) & size, value, spec));
case VarType.Byte:
return(CompareInt(() => System.Runtime.InteropServices.Marshal.ReadByte(address) & size, value, spec));
case VarType.Short:
return(CompareInt(() => System.Runtime.InteropServices.Marshal.ReadInt16(address) & size, value, spec));
}
}
throw new Exception("Bad RunTimeVar specification");
}
public void ApplyPatch(IrosArc patch, Action <double, string> onProgress)
{
int currentDirSize = _entries.Sum(e => e.GetSize());
byte[] deldata = patch.GetBytes("%IrosPatch:Deleted");
if (deldata != null)
{
string[] delfile = System.Text.Encoding.Unicode.GetString(deldata).Split(new[] { "\n" }, StringSplitOptions.RemoveEmptyEntries);
foreach (string del in delfile)
{
DebugLogger.DetailedWriteLine($"Removing file {del} from archive");
_entries.RemoveAll(e => e.Filename.Equals(del, StringComparison.InvariantCultureIgnoreCase));
}
onProgress(0, "Removed " + delfile.Length + " deleted files");
}
int count = 0;
var files = patch.AllFileNames().Where(s => !s.StartsWith("%")).ToArray();
foreach (string file in files)
{
var patchEntry = patch._lookup[file];
byte[] data = new byte[patchEntry.Length];
patch._data.Position = patchEntry.Offset;
patch._data.Read(data, 0, data.Length);
if (HasFile(file)) //update existing
{
DebugLogger.DetailedWriteLine($"File {file} is already in archive...");
DirectoryEntry exist = _lookup[file];
if (exist.Length >= data.Length) //put data in same position, woo
{
DebugLogger.DetailedWriteLine("...updating in place");
_data.Position = exist.Offset;
}
else //stick at end of file
{
_data.Position = _data.Length;
exist.Offset = _data.Position;
DebugLogger.DetailedWriteLine("...size increase: writing to end of file");
}
_data.Write(data, 0, data.Length);
exist.Length = data.Length;
exist.Flags = patchEntry.Flags;
}
else //new file, just append
{
DebugLogger.DetailedWriteLine($"File {file} is new, appending");
DirectoryEntry de = new DirectoryEntry()
{
Filename = file,
Flags = patchEntry.Flags,
Length = patchEntry.Length,
Offset = _data.Length
};
_data.Position = de.Offset;
_data.Write(data, 0, data.Length);
_entries.Add(de);
_lookup[file] = de;
}
count++;
onProgress(1.0 * count / files.Length, "Processed " + file);
}
int newDirSize = _entries.Sum(e => e.GetSize());
if (newDirSize <= currentDirSize)
{
DebugLogger.DetailedWriteLine("Directory will fit in existing location");
_data.Position = _header.Directory;
}
else
{
DebugLogger.DetailedWriteLine("Directory size increase, appending");
if (_data.Length >= int.MaxValue) //write forwarder
{
_data.Position = _header.Directory;
_data.WriteInt(-1);
_data.WriteLong(_data.Length);
_data.Position = _data.Length;
}
else //write direct location
{
_header.Directory = (int)_data.Length;
_data.Position = _header.Directory;
}
}
_data.WriteInt(_entries.Count);
foreach (var e in _entries)
{
e.Save(_data);
}
_header.Version = MAX_VERSION;
_data.Position = 0;
_header.Save(_data);
onProgress(1.0, "Wrote directory");
} //TODO: track blank spaces in file and reuse where possible...