From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- xpcom/io/nsICloneableInputStream.idl | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 xpcom/io/nsICloneableInputStream.idl (limited to 'xpcom/io/nsICloneableInputStream.idl') diff --git a/xpcom/io/nsICloneableInputStream.idl b/xpcom/io/nsICloneableInputStream.idl new file mode 100644 index 0000000000..adefd0f428 --- /dev/null +++ b/xpcom/io/nsICloneableInputStream.idl @@ -0,0 +1,31 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "nsIInputStream.idl" + +[scriptable, builtinclass, uuid(8149be1f-44d3-4f14-8b65-a57a5fbbeb97)] +interface nsICloneableInputStream : nsISupports +{ + // Allow streams that implement the interface to determine if cloning + // possible at runtime. For example, this allows wrappers to check if + // their base stream supports cloning. + [infallible] readonly attribute boolean cloneable; + + // Produce a copy of the current stream in the most efficient way possible. + // In this case "copy" means that both the original and cloned streams + // should produce the same bytes for all future reads. Bytes that have + // already been consumed from the original stream are not copied to the + // clone. Operations on the two streams should be completely independent + // after the clone() occurs. + nsIInputStream clone(); +}; + +// This interface implements cloneWithRange() because for some streams +// (RemoteLazyInputStream only, so far) are more efficient to produce a sub +// stream with range than doing clone + SlicedInputStream(). +[scriptable, builtinclass, uuid(ece853c3-aded-4cef-8f51-0d1493d60bd5)] +interface nsICloneableInputStreamWithRange : nsICloneableInputStream +{ + nsIInputStream cloneWithRange(in uint64_t start, in uint64_t length); +}; -- cgit v1.2.3