| public CopyTo ( byte output, int offset, int length ) : int | ||
| output | byte | |
| offset | int | |
| length | int | |
| Résultat | int | |
// Copy up to length of bytes from input directly.
// This is used for uncompressed block.
public int CopyFrom(InputBuffer input, int length)
{
length = Math.Min(Math.Min(length, WindowSize - _bytesUsed), input.AvailableBytes);
int copied;
// We might need wrap around to copy all bytes.
int tailLen = WindowSize - _end;
if (length > tailLen)
{
// copy the first part
copied = input.CopyTo(_window, _end, tailLen);
if (copied == tailLen)
{
// only try to copy the second part if we have enough bytes in input
copied += input.CopyTo(_window, 0, length - tailLen);
}
}
else
{
// only one copy is needed if there is no wrap around.
copied = input.CopyTo(_window, _end, length);
}
_end = (_end + copied) & WindowMask;
_bytesUsed += copied;
return(copied);
}
public int CopyFrom(InputBuffer input, int length) {
int num;
length = Math.Min(Math.Min(length, 0x8000 - this.bytesUsed), input.AvailableBytes);
int num2 = 0x8000 - this.end;
if (length > num2) {
num = input.CopyTo(this.window, this.end, num2);
if (num == num2) {
num += input.CopyTo(this.window, 0, length - num2);
}
}
else {
num = input.CopyTo(this.window, this.end, length);
}
this.end = (this.end + num) & 0x7fff;
this.bytesUsed += num;
return num;
}
public int CopyFrom(InputBuffer input, int length)
{
int num;
length = Math.Min(Math.Min(length, 0x8000 - this.bytesUsed), input.AvailableBytes);
int num2 = 0x8000 - this.end;
if (length > num2)
{
num = input.CopyTo(this.window, this.end, num2);
if (num == num2)
{
num += input.CopyTo(this.window, 0, length - num2);
}
}
else
{
num = input.CopyTo(this.window, this.end, length);
}
this.end = (this.end + num) & 0x7fff;
this.bytesUsed += num;
return(num);
}
// Copy up to length of bytes from input directly.
// This is used for uncompressed block.
public int CopyFrom(InputBuffer input, int length) {
length = Math.Min(Math.Min(length, WindowSize - bytesUsed), input.AvailableBytes);
int copied;
// We might need wrap around to copy all bytes.
int tailLen = WindowSize - end;
if (length > tailLen) {
// copy the first part
copied = input.CopyTo(window, end, tailLen);
if (copied == tailLen) {
// only try to copy the second part if we have enough bytes in input
copied += input.CopyTo(window, 0, length - tailLen);
}
}
else {
// only one copy is needed if there is no wrap around.
copied = input.CopyTo(window, end, length);
}
end = (end + copied) & WindowMask;
bytesUsed += copied;
return copied;
}
