本文整理汇总了C#中Entry.CheckPlacement方法的典型用法代码示例。如果您正苦于以下问题:C# Entry.CheckPlacement方法的具体用法?C# Entry.CheckPlacement怎么用?C# Entry.CheckPlacement使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Entry
的用法示例。
在下文中一共展示了Entry.CheckPlacement方法的6个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: TryOpen
public override ArcFile TryOpen(ArcView file)
{
if (0 != file.View.ReadUInt32 (4) || 0xCCAE01FF != file.View.ReadUInt32 (0xA))
return null;
uint first_offset = file.View.ReadUInt32 (0x12);
int count = (int)(first_offset - 0x12) / 6;
if (!IsSaneCount (count))
return null;
var base_name = Path.GetFileNameWithoutExtension (file.Name);
uint next_offset = first_offset;
uint index_offset = 0x12;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
var entry = new Entry {
Name = string.Format ("{0}#{1:D4}.ogg", base_name, i),
Type = "audio",
Offset = next_offset,
};
index_offset += 6;
next_offset = i+1 == count ? (uint)file.MaxOffset : file.View.ReadUInt32 (index_offset);
entry.Size = (uint)(next_offset - entry.Offset);
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
}
return new ArcFile (file, this, dir);
}
示例2: TryOpen
public override ArcFile TryOpen(ArcView file)
{
int version = file.View.ReadByte (4) * 10 + file.View.ReadByte (5) - '0' * 11;
if (file.View.ReadByte (6) != 0 || version < 10 || version > 12)
return null;
string base_name = Path.GetFileNameWithoutExtension (file.Name);
uint offset = 0x10;
var dir = new List<Entry>();
int n = 0;
var type_buf = new byte[0x10];
while (offset < file.MaxOffset)
{
if (0x10 != file.View.Read (offset, type_buf, 0, 0x10))
break;
offset += 0x10;
if (Binary.AsciiEqual (type_buf, "abdata"))
{
var entry = new Entry {
Name = string.Format ("{0}#{1}.dat", base_name, n++),
Offset = offset + 4,
Size = file.View.ReadUInt32 (offset),
};
dir.Add (entry);
offset += 4 + entry.Size;
}
else if (Binary.AsciiEqual (type_buf, "abimage10\0")
|| Binary.AsciiEqual (type_buf, "absound10\0"))
{
int count = file.View.ReadByte (offset++);
for (int i = 0; i < count && offset < file.MaxOffset; ++i)
{
file.View.Read (offset, type_buf, 0, 0x10);
var tag = Binary.GetCString (type_buf, 0, 0x10, Encoding.ASCII);
uint name_length = file.View.ReadUInt16 (offset+0x10);
var name = file.View.ReadString (offset+0x12, name_length);
offset += 0x12 + name_length;
if (tag != "abimgdat10" && tag != "absnddat10")
{
offset += 2u + file.View.ReadUInt16 (offset);
if ("abimgdat13" == tag)
offset += 0x0C;
else if ("abimgdat14" == tag)
offset += 0x4C;
}
++offset;
var size = file.View.ReadUInt32 (offset);
offset += 4;
if (0 != size)
{
if (string.IsNullOrEmpty (name))
name = string.Format ("{0}#{1}", base_name, n++);
else
name = s_InvalidChars.Replace (name, "_");
var entry = new Entry {
Name = name,
Type = tag.StartsWith ("abimg") ? "image" : tag.StartsWith ("absnd") ? "audio" : "",
Offset = offset,
Size = size,
};
if (entry.CheckPlacement (file.MaxOffset))
{
DetectFileType (file, entry);
dir.Add (entry);
}
}
offset += size;
}
}
else
{
var entry = new Entry {
Name = string.Format ("{0}#{1}#{2}", base_name, n++, GetTypeName (type_buf)),
Offset = offset,
Size = (uint)(file.MaxOffset - offset),
};
dir.Add (entry);
offset += entry.Size;
}
}
if (0 == dir.Count)
return null;
return new ArcFile (file, this, dir);
}
示例3: TryOpen
public override ArcFile TryOpen(ArcView file)
{
if (!file.View.AsciiEqual (0, "BSS-Composition\0"))
return null;
int count = file.View.ReadByte (0x11);
if (0 == count)
return null;
string base_name = Path.GetFileNameWithoutExtension (file.Name);
var dir = new List<Entry> (count);
uint current_offset = 0x20;
for (int i = 0; i < count; ++i)
{
var entry = new Entry {
Name = string.Format ("{0}#{1:D3}.bsg", base_name, i),
Type = "image",
Offset = current_offset,
Size = 0x40 + file.View.ReadUInt32 (current_offset+0x36),
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
current_offset += entry.Size;
}
return new ArcFile (file, this, dir);
}
示例4: TryOpen
public override ArcFile TryOpen(ArcView file)
{
int count = file.View.ReadInt32 (0);
if (count <= 0 || count > 0xfffff)
return null;
long index_offset = 4;
uint index_size = (uint)(0xc * count);
if (index_size > file.View.Reserve (index_offset, index_size))
return null;
var dir = new List<Entry>();
for (int i = 0; i < count; ++i)
{
var entry = new Entry {
Offset = file.View.ReadUInt32 (index_offset+4),
Size = file.View.ReadUInt32 (index_offset+8)
};
if (entry.Offset < index_size || !entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 12;
}
byte[] name_buf = new byte[260];
foreach (var entry in dir)
{
uint max_len = Math.Min (260u, file.View.Reserve (index_offset, 260));
uint n;
for (n = 0; n < max_len; ++n)
{
byte b = file.View.ReadByte (index_offset+n);
if (0 == b)
break;
name_buf[n] = b;
}
if (0 == n || max_len == n)
return null;
entry.Name = Encodings.cp932.GetString (name_buf, 0, (int)n);
entry.Type = FormatCatalog.Instance.GetTypeFromName (entry.Name);
index_offset += n+1;
}
return new ArcFile (file, this, dir);
}
示例5: TryOpen
public override ArcFile TryOpen(ArcView file)
{
int index_offset = file.View.ReadByte (0);
if (index_offset <= 2 || index_offset >= file.MaxOffset)
return null;
int key = file.View.ReadByte (1);
int count = 0xfff & file.View.ReadUInt16 (index_offset);
if (0 == count)
return null;
index_offset += 16;
byte[] index = new byte[count*8];
if (index.Length != file.View.Read (index_offset, index, 0, (uint)(index.Length)))
return null;
DecryptIndex (index, key);
var dir = new List<Entry> (count);
int data_offset = index_offset + index.Length;
index_offset = 0;
for (int i = 0; i < count; ++i)
{
uint offset = LittleEndian.ToUInt32 (index, index_offset);
uint size = LittleEndian.ToUInt32 (index, index_offset+4);
if (offset < data_offset || offset >= file.MaxOffset)
return null;
var entry = new Entry {
Name = string.Format ("{0:D4}.pic", i),
Type = "image",
Offset = offset,
Size = size,
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_offset += 8;
}
return new ArcFile (file, this, dir);
}
示例6: TryOpen
public override ArcFile TryOpen(ArcView file)
{
if (!file.View.AsciiEqual (4, "PACK"))
return null;
uint init_key = file.View.ReadUInt32 (0xC);
var xdec = new NekoXCode (init_key);
uint key = file.View.ReadUInt32 (0x10);
var buffer = file.View.ReadBytes (0x14, 8);
xdec.Decrypt (key, buffer, 0, 8);
uint index_size = LittleEndian.ToUInt32 (buffer, 0);
if (index_size != LittleEndian.ToUInt32 (buffer, 4))
return null;
var index = new byte[(index_size + 7u) & ~7u];
if (file.View.Read (0x1C, index, 0, index_size) < index_size)
return null;
xdec.Decrypt (key, index, 0, index.Length);
var names_map = GetNamesMap (init_key, KnownDirNames);
var files_map = GetNamesMap (init_key, KnownFileNames.Value);
int index_pos = 0;
var dir = new List<Entry>();
long current_offset = 0x1C + index.Length;
while (index_pos < (int)index_size)
{
uint dir_hash = LittleEndian.ToUInt32 (index, index_pos);
int count = LittleEndian.ToInt32 (index, index_pos+4);
if (count != LittleEndian.ToInt32 (index, index_pos+8))
break;
index_pos += 12;
string dir_name;
if (!names_map.TryGetValue (dir_hash, out dir_name))
dir_name = dir_hash.ToString ("X8");
dir.Capacity = dir.Count + count;
for (int i = 0; i < count; ++i)
{
uint name_hash = LittleEndian.ToUInt32 (index, index_pos);
uint size = LittleEndian.ToUInt32 (index, index_pos+4);
string file_name;
string type = "";
if (!files_map.TryGetValue(name_hash, out file_name))
file_name = name_hash.ToString("X8");
else
type = FormatCatalog.Instance.GetTypeFromName (file_name);
var entry = new Entry
{
Name = string.Format ("{0}/{1}", dir_name, file_name),
Type = type,
Offset = current_offset,
Size = size,
};
if (!entry.CheckPlacement (file.MaxOffset))
return null;
dir.Add (entry);
index_pos += 8;
current_offset += entry.Size;
}
}
if (0 == dir.Count)
return null;
DetectTypes (file, dir, xdec);
return new NekoArchive (file, this, dir, xdec);
}