Sylvestre Ledru
d2b4f9d727
replaced by .editorconfig # ignore-this-changeset Differential Revision: https://phabricator.services.mozilla.com/D287851
39 lines
1.6 KiB
C
39 lines
1.6 KiB
C
/* 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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#ifndef js_WrapperCallbacks_h
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#define js_WrapperCallbacks_h
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#include "js/TypeDecls.h"
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/**
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* Callback used to ask the embedding for the cross compartment wrapper handler
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* that implements the desired prolicy for this kind of object in the
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* destination compartment. |obj| is the object to be wrapped. If |existing| is
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* non-nullptr, it will point to an existing wrapper object that should be
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* re-used if possible. |existing| is guaranteed to be a cross-compartment
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* wrapper with a lazily-defined prototype and the correct global. It is
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* guaranteed not to wrap a function.
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*/
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using JSWrapObjectCallback = JSObject* (*)(JSContext*, JS::HandleObject,
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JS::HandleObject);
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/**
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* Callback used by the wrap hook to ask the embedding to prepare an object
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* for wrapping in a context. This might include unwrapping other wrappers
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* or even finding a more suitable object for the new compartment. If |origObj|
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* is non-null, then it is the original object we are going to swap into during
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* a transplant.
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*/
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using JSPreWrapCallback = void (*)(JSContext*, JS::HandleObject,
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JS::HandleObject, JS::HandleObject,
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JS::HandleObject, JS::MutableHandleObject);
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struct JSWrapObjectCallbacks {
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JSWrapObjectCallback wrap;
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JSPreWrapCallback preWrap;
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};
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#endif // js_WrapperCallbacks_h
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