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closes #103: files incorrectly padded to nearest 16 bytes

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Wizou 2022-10-26 17:33:06 +02:00
parent 49969e46cf
commit d64c5c0c1e
3 changed files with 5 additions and 4 deletions
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5
src/Encryption.cs
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@ -539,6 +539,7 @@ j4WcDuXc2CTHgH8gFTNhp/Y8/SpDOhvn9QIDAQAB
else { prevBytes = new byte[32]; Array.Copy(iv, 0, prevBytes, 16, 16); Array.Copy(iv, 16, prevBytes, 0, 16); }
}
public override long Length => base.Length + 15 & ~15;
public override bool CanSeek => false;
public override long Seek(long offset, SeekOrigin origin) => throw new NotSupportedException();
@ -549,7 +550,7 @@ j4WcDuXc2CTHgH8gFTNhp/Y8/SpDOhvn9QIDAQAB
Process(buffer, offset, count);
if (ContentLength.HasValue && _innerStream.Position == _innerStream.Length)
return count - (int)(_innerStream.Position - ContentLength.Value);
return count;
return count + 15 & ~15;
}
public override void Write(byte[] buffer, int offset, int count)
@ -562,7 +563,7 @@ j4WcDuXc2CTHgH8gFTNhp/Y8/SpDOhvn9QIDAQAB
public void Process(byte[] buffer, int offset, int count)
{
count = (count + 15) & ~15;
count = count + 15 & ~15;
var span = MemoryMarshal.Cast<byte, long>(buffer.AsSpan(offset, count));
var prev = MemoryMarshal.Cast<byte, long>(prevBytes);
for (offset = 0, count /= 8; offset < count;)