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/* 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 protocol PBackground;
include protocol PBackgroundSessionStorageManager;
include PBackgroundSharedTypes;
namespace mozilla {
namespace dom {
struct SSSetItemInfo
{
nsString key;
nsString value;
};
struct SSRemoveItemInfo
{
nsString key;
};
struct SSClearInfo
{
};
/**
* Union of SessionStorage mutation types.
*/
union SSWriteInfo
{
SSSetItemInfo;
SSRemoveItemInfo;
SSClearInfo;
};
struct SSCacheCopy {
nsCString originKey;
PrincipalInfo principalInfo;
SSSetItemInfo[] data;
};
[ChildImpl=virtual, ParentImpl=virtual]
sync protocol PBackgroundSessionStorageCache
{
manager PBackgroundSessionStorageManager;
parent:
async DeleteMe();
/**
* Copy SessionStorageCache from the parent process to the content process.
* See SessionStorageManager documentation for more details.
*
* This needs to be synchronous because SessionStorage's semantics are
* synchronous. Note that the BackgroundSessionStorageManager in the
* PBackground parent already has the answers to this request immediately
* available without needing to consult any other threads or perform any I/O.
*/
sync Load()
returns (SSSetItemInfo[] aData);
/**
* Send changes for SessionStorageCache from a content process to the parent
* process so that the data in the parent can be updated to be in sync with
* the content. See SessionStorageManager documentation for more details.
*/
async Checkpoint(SSWriteInfo[] aWriteInfos);
child:
async __delete__();
};
} // namespace dom
} // namespace mozilla
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