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40 lines
1.4 KiB
Plaintext
40 lines
1.4 KiB
Plaintext
/* -*- Mode: C++; tab-width: 50; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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 "nsISupports.idl"
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[ptr] native nsNonConstIDPtr(nsID);
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/**
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* nsIUUIDGenerator is implemented by a service that can generate
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* universally unique identifiers, ideally using any platform-native
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* method for generating UUIDs.
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*/
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[builtinclass, scriptable, uuid(138ad1b2-c694-41cc-b201-333ce936d8b8)]
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interface nsIUUIDGenerator : nsISupports
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{
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/**
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* Obtains a new UUID using appropriate platform-specific methods to
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* obtain a nsID that can be considered to be globally unique.
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*
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* @returns an nsID filled in with a new UUID.
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*
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* @throws NS_ERROR_FAILURE if a UUID cannot be generated (e.g. if
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* an underlying source of randomness is not available)
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*/
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nsIDPtr generateUUID();
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/**
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* Obtain a new UUID like the generateUUID method, but place it in
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* the provided nsID pointer instead of allocating a new nsID.
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*
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* @param id an existing nsID pointer where the UUID will be stored.
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*
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* @throws NS_ERROR_FAILURE if a UUID cannot be generated (e.g. if
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* an underlying source of randomness is not available)
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*/
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[noscript] void generateUUIDInPlace(in nsNonConstIDPtr id);
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};
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