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3876d40960
MozReview-Commit-ID: 3eoh6AwDJyz --HG-- extra : rebase_source : 92b18b6ef07d276cac79ce735ca0b592cffbf87e
57 lines
1.7 KiB
Plaintext
57 lines
1.7 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsIBinaryInputStream.idl"
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/**
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* @see nsIObjectOutputStream
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* @see nsIBinaryInputStream
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*/
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[scriptable, uuid(6c248606-4eae-46fa-9df0-ba58502368eb)]
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interface nsIObjectInputStream : nsIBinaryInputStream
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{
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/**
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* Read an object from this stream to satisfy a strong or weak reference
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* to one of its interfaces. If the interface was not along the primary
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* inheritance chain ending in the "root" or XPCOM-identity nsISupports,
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* readObject will QueryInterface from the deserialized object root to the
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* correct interface, which was specified when the object was serialized.
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*
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* @see nsIObjectOutputStream
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*/
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nsISupports readObject(in boolean aIsStrongRef);
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[notxpcom] nsresult readID(out nsID aID);
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/**
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* Optimized deserialization support -- see nsIStreamBufferAccess.idl.
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*/
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[notxpcom] charPtr getBuffer(in uint32_t aLength, in uint32_t aAlignMask);
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[notxpcom] void putBuffer(in charPtr aBuffer, in uint32_t aLength);
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};
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%{C++
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already_AddRefed<nsIObjectInputStream>
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NS_NewObjectInputStream(nsIInputStream* aOutputStream);
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inline nsresult
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NS_ReadOptionalObject(nsIObjectInputStream* aStream, bool aIsStrongRef,
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nsISupports* *aResult)
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{
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bool nonnull;
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nsresult rv = aStream->ReadBoolean(&nonnull);
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if (NS_SUCCEEDED(rv)) {
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if (nonnull)
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rv = aStream->ReadObject(aIsStrongRef, aResult);
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else
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*aResult = nullptr;
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}
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return rv;
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}
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%}
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