// 書き出す
public void WriteToBuf(Buf b, ValueType type)
{
switch (type)
{
case ValueType.Int:
b.WriteInt(IntValue);
break;
case ValueType.Int64:
b.WriteInt64(Int64Value);
break;
case ValueType.Data:
b.WriteInt((uint)Data.Length);
b.Write(Data);
break;
case ValueType.Str:
b.WriteStr(StrValue.Trim());
break;
case ValueType.UniStr:
byte[] data = Str.Utf8Encoding.GetBytes(StrValue.Trim());
b.WriteInt((uint)data.Length + 1);
b.Write(data);
b.WriteByte(0);
break;
}
}
// ファイルに書き込み (ハッシュ付ける)
public void WriteToFileWithHash(string filename)
{
byte[] data = this.ByteData;
byte[] hash = Secure.HashSHA1(data);
Buf b = new Buf();
b.Write(hash);
b.Write(data);
b.WriteToFile(filename);
}
public static void AddDataEntry(Buf buf, string entryName, string str)
{
byte[] entryNameByte = GenerateEntryName(entryName);
buf.Write(entryNameByte);
string numStr = str.Length.ToString("0000000000");
buf.Write(Str.AsciiEncoding.GetBytes(numStr));
buf.Write(Str.AsciiEncoding.GetBytes(str));
}
public Buf ToBuf()
{
string s = ToString();
Buf b = new Buf();
byte[] bom = Str.GetBOM(this.Encoding);
if (bom != null)
{
b.Write(bom);
}
b.Write(encoding.GetBytes(s));
b.SeekToBegin();
return(b);
}
// PKCS パディング
public static byte[] PkcsPadding(byte[] srcData, int destSize)
{
int srcSize = srcData.Length;
if ((srcSize + 11) > destSize)
{
throw new OverflowException();
}
int randSize = destSize - srcSize - 3;
byte[] rand = Secure.Rand((uint)randSize);
Buf b = new Buf();
b.WriteByte(0x00);
b.WriteByte(0x02);
b.Write(rand);
b.WriteByte(0x00);
b.Write(srcData);
return(b.ByteData);
}
// ストリームからすべて読み出す
public static byte[] ReadAllFromStream(Stream st)
{
byte[] tmp = new byte[32 * 1024];
Buf b = new Buf();
while (true)
{
int r = st.Read(tmp, 0, tmp.Length);
if (r == 0)
{
break;
}
b.Write(tmp, 0, r);
}
return(b.ByteData);
}
// ストリームから読み込み
public static Buf ReadFromStream(Stream st)
{
Buf ret = new Buf();
int size = 32767;
while (true)
{
byte[] tmp = new byte[size];
int i = st.Read(tmp, 0, tmp.Length);
if (i <= 0)
{
break;
}
Array.Resize <byte>(ref tmp, i);
ret.Write(tmp);
}
ret.SeekToBegin();
return(ret);
}
public Buf SaveToBuf()
{
Buf b = new Buf();
b.WriteInt64((ulong)this.TimeStamp.Ticks);
b.WriteInt((uint)this.EntryList.Count);
foreach (FullRouteIPInfoEntry e in this.EntryList)
{
b.WriteInt(e.From);
b.WriteInt(e.To);
b.WriteStr(e.Registry);
b.WriteInt(e.Assigned);
b.WriteStr(e.Country2);
b.WriteStr(e.Country3);
b.WriteStr(e.CountryFull);
}
b.Write(Secure.HashSHA1(b.ByteData));
b.SeekToBegin();
return(b);
}
public void ReadToBuf(Buf buf, int size)
{
byte[] data = Read(size);
buf.Write(data);
}
