public void Write(byte[] src, int offset, int size)
{
int i, need_size;
bool realloc_flag;
i = this.size;
this.size += size;
need_size = this.pos + this.size;
realloc_flag = false;
int memsize = p.Length;
while (need_size > memsize)
{
memsize = Math.Max(memsize, FifoInitMemSize) * 3;
realloc_flag = true;
}
if (realloc_flag)
{
byte[] new_p = new byte[memsize];
Util.CopyByte(new_p, 0, this.p, 0, this.p.Length);
this.p = new_p;
}
if (src != null)
{
Util.CopyByte(this.p, this.pos + i, src, offset, size);
}
totalWriteSize += size;
}
public TarHeader(bool dummy)
{
this.Name = new byte[100];
this.Mode = new byte[8];
this.UID = new byte[8];
this.GID = new byte[8];
this.Size = new byte[12];
this.MTime = new byte[12];
this.CheckSum = new byte[8];
this.LinkName = new byte[100];
this.Magic = new byte[6];
this.Version = new byte[2];
this.UName = new byte[32];
this.GName = new byte[32];
this.DevMajor = new byte[8];
this.DevMinor = new byte[8];
this.Prefix = new byte[155];
this.Padding = new byte[12];
this.TypeFlag = 0;
this.Version[0] = 0x20;
this.Version[1] = 0x00;
byte[] data = Str.ShiftJisEncoding.GetBytes("ustar ");
Util.CopyByte(this.Magic, 0, data, 0, 6);
}
public static byte[] CloneByteArray(byte[] src)
{
byte[] ret = new byte[src.Length];
Util.CopyByte(ret, src, 0, src.Length);
return(ret);
}
public static byte[] ExtractByteArray(byte[] data, int pos, int len)
{
byte[] ret = new byte[len];
Util.CopyByte(ret, 0, data, pos, len);
return(ret);
}
public static void StrToByteArray(byte[] dst, string str)
{
Encoding e = Str.ShiftJisEncoding;
byte[] d = e.GetBytes(str);
Array.Clear(dst, 0, dst.Length);
Util.CopyByte(dst, 0, d, 0, Math.Min(d.Length, dst.Length - 1));
}
public static byte[] RemoveStartByteArray(byte[] src, int numBytes)
{
if (numBytes == 0)
{
return(src);
}
int num = src.Length - numBytes;
byte[] ret = new byte[num];
Util.CopyByte(ret, 0, src, numBytes, num);
return(ret);
}
public void SetName(string name, Encoding encoding)
{
byte[] data = encoding.GetBytes(name);
if (data.Length <= 100)
{
Util.CopyByte(this.Name, 0, data, 0, data.Length);
}
else
{
Util.CopyByte(this.Name, 0, data, 0, 100);
Util.CopyByte(this.Prefix, 0, data, 100, data.Length - 100);
}
}
public bool Read(byte[] buf, int offset, int size)
{
if (size == 0)
{
return(true);
}
lock (lockObj)
{
if (this.HamMode)
{
byte[] ret = hamBuf.Read((uint)size);
if (ret.Length != size)
{
return(false);
}
Util.CopyByte(buf, offset, ret, 0, size);
return(true);
}
if (p != null)
{
try
{
int ret = p.Read(buf, offset, size);
if (ret == size)
{
return(true);
}
else
{
return(false);
}
}
catch
{
return(false);
}
}
else
{
return(false);
}
}
}
public int Read(byte[] dst, int offset, int size)
{
int read_size;
read_size = Math.Min(size, this.size);
if (read_size == 0)
{
return(0);
}
if (dst != null)
{
Util.CopyByte(dst, offset, this.p, this.pos, size);
}
this.pos += read_size;
this.size -= read_size;
if (this.size == 0)
{
this.pos = 0;
}
if (this.pos >= FifoInitMemSize &&
this.p.Length >= this.reallocMemSize &&
(this.p.Length / 2) > this.size)
{
byte[] new_p;
int new_size;
new_size = Math.Max(this.p.Length / 2, FifoInitMemSize);
new_p = new byte[new_size];
Util.CopyByte(new_p, 0, this.p, this.pos, this.size);
this.p = new_p;
this.pos = 0;
}
totalReadSize += read_size;
return(read_size);
}
