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implemented non-encrypted INT archives creation.

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This commit is contained in:
morkt
2014-08-15 21:41:45 +04:00
parent cfd71f5519
commit 8fc34f9161
7 changed files with 129 additions and 2 deletions
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88
ArcFormats/ArcINT.cs
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@@ -48,6 +48,7 @@ namespace GameRes.Formats
}
}
[Serializable()]
public class IntEncryptionInfo
{
public uint? Key { get; set; }
@@ -85,6 +86,7 @@ namespace GameRes.Formats
public override string Description { get { return arcStrings.INTDescription; } }
public override uint Signature { get { return 0x0046494b; } }
public override bool IsHierarchic { get { return false; } }
public override bool CanCreate { get { return true; } }
public override ArcFile TryOpen (ArcView file)
{
@@ -103,7 +105,7 @@ namespace GameRes.Formats
}
long current_offset = 8;
var dir = new List<Entry>();
var dir = new List<Entry> ((int)entry_count);
for (uint i = 0; i < entry_count; ++i)
{
string name = file.View.ReadString (current_offset, 0x40);
@@ -135,7 +137,7 @@ namespace GameRes.Formats
Array.Reverse (blowfish_key);
var blowfish = new Blowfish (blowfish_key);
var dir = new List<Entry>();
var dir = new List<Entry> ((int)entry_count-1);
byte[] name_info = new byte[0x40];
for (uint i = 1; i < entry_count; ++i)
{
@@ -332,10 +334,92 @@ namespace GameRes.Formats
return new GUI.WidgetINT ();
}
public override object GetCreationWidget ()
{
return new GUI.CreateINTWidget();
}
uint? QueryEncryptionInfo ()
{
var options = Query<IntOptions> (arcStrings.INTNotice);
return options.EncryptionInfo.GetKey();
}
public override void Create (Stream output, IEnumerable<Entry> list, ResourceOptions options,
EntryCallback callback)
{
int file_count = list.Count();
if (null != callback)
callback (file_count+2, null, null);
int callback_count = 0;
using (var writer = new BinaryWriter (output, Encoding.ASCII, true))
{
writer.Write (Signature);
writer.Write (file_count);
long dir_offset = output.Position;
var encoding = Encodings.cp932.WithFatalFallback();
byte[] name_buf = new byte[0x40];
int previous_size = 0;
if (null != callback)
callback (callback_count++, null, arcStrings.MsgWritingIndex);
// first, write names only
foreach (var entry in list)
{
string name = Path.GetFileName (entry.Name);
try
{
int size = encoding.GetBytes (name, 0, name.Length, name_buf, 0);
for (int i = size; i < previous_size; ++i)
name_buf[i] = 0;
previous_size = size;
}
catch (EncoderFallbackException X)
{
throw new InvalidFileName (entry.Name, arcStrings.MsgIllegalCharacters, X);
}
catch (ArgumentException X)
{
throw new InvalidFileName (entry.Name, arcStrings.MsgFileNameTooLong, X);
}
writer.Write (name_buf);
writer.BaseStream.Seek (8, SeekOrigin.Current);
}
// now, write files and remember offset/sizes
long current_offset = output.Position;
foreach (var entry in list)
{
if (null != callback)
callback (callback_count++, entry, arcStrings.MsgAddingFile);
entry.Offset = current_offset;
using (var input = File.OpenRead (entry.Name))
{
var size = input.Length;
if (size > uint.MaxValue || current_offset + size > uint.MaxValue)
throw new FileSizeException();
current_offset += (uint)size;
entry.Size = (uint)size;
input.CopyTo (output);
}
}
if (null != callback)
callback (callback_count++, null, arcStrings.MsgUpdatingIndex);
// at last, go back to directory and write offset/sizes
dir_offset += 0x40;
foreach (var entry in list)
{
writer.BaseStream.Position = dir_offset;
writer.Write ((uint)entry.Offset);
writer.Write (entry.Size);
dir_offset += 0x48;
}
}
}
}
}