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Imported Upstream version 6.4.0.137

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Former-commit-id: 943baa9f16a098c33e129777827f3a9d20da00d6
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-07-26 19:53:28 +00:00
parent e9207cf623
commit ef583813eb
2712 changed files with 74169 additions and 40587 deletions
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19
mcs/class/System/System.Net/BufferedReadStream.cs
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@ -64,6 +64,23 @@ namespace System.Net
return await InnerStream.ReadAsync (
buffer, offset, size, cancellationToken).ConfigureAwait (false);
}
internal bool TryReadFromBuffer (byte[] buffer, int offset, int size, out int result)
{
var remaining = readBuffer?.Size ?? 0;
if (remaining <= 0) {
result = 0;
return InnerStream == null;
}
int copy = (remaining > size) ? size : remaining;
Buffer.BlockCopy (readBuffer.Buffer, readBuffer.Offset, buffer, offset, copy);
readBuffer.Offset += copy;
readBuffer.Size -= copy;
offset += copy;
size -= copy;
result = copy;
return true;
}
}
}