Files
tubestation/dom/file/uri/BlobURL.h

136 lines
3.6 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */
#ifndef mozilla_dom_BlobURL_h
#define mozilla_dom_BlobURL_h
#include "mozilla/Attributes.h"
#include "mozilla/dom/File.h"
#include "nsCOMPtr.h"
#include "nsIClassInfo.h"
#include "nsIPrincipal.h"
#include "nsISerializable.h"
#include "nsIURIWithPrincipal.h"
#include "nsSimpleURI.h"
#include "nsIIPCSerializableURI.h"
#include "nsProxyRelease.h"
namespace mozilla {
namespace dom {
/**
* These URIs refer to host objects with "blob" scheme. The underlying object is
* a BlobImpl.
*/
class BlobURL final
: public mozilla::net::nsSimpleURI
, public nsIURIWithPrincipal
{
private:
explicit BlobURL(nsIPrincipal* aPrincipal)
: mozilla::net::nsSimpleURI()
{
mPrincipal = new nsMainThreadPtrHolder<nsIPrincipal>("nsIPrincipal", aPrincipal, false);
}
// For use only from deserialization
explicit BlobURL()
: mozilla::net::nsSimpleURI()
{}
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_NSIURIWITHPRINCIPAL
NS_DECL_NSISERIALIZABLE
NS_DECL_NSICLASSINFO
NS_DECL_NSIIPCSERIALIZABLEURI
// Override CloneInternal() and EqualsInternal()
virtual nsresult CloneInternal(RefHandlingEnum aRefHandlingMode,
const nsACString& newRef,
nsIURI** aClone) override;
virtual nsresult EqualsInternal(nsIURI* aOther,
RefHandlingEnum aRefHandlingMode,
bool* aResult) override;
// Override StartClone to hand back a BlobURL
virtual mozilla::net::nsSimpleURI* StartClone(RefHandlingEnum refHandlingMode,
const nsACString& newRef) override
{
BlobURL* url = new BlobURL();
SetRefOnClone(url, refHandlingMode, newRef);
return url;
}
NS_IMETHOD Mutate(nsIURIMutator * *_retval) override;
nsMainThreadPtrHandle<nsIPrincipal> mPrincipal;
private:
virtual ~BlobURL() = default;
nsresult SetScheme(const nsACString &aProtocol) override;
bool Deserialize(const mozilla::ipc::URIParams&);
nsresult ReadPrivate(nsIObjectInputStream *stream);
public:
class Mutator final
: public nsIURIMutator
, public BaseURIMutator<BlobURL>
, public nsIPrincipalURIMutator
, public nsISerializable
{
NS_DECL_ISUPPORTS
NS_FORWARD_SAFE_NSIURISETTERS_RET(mURI)
NS_DEFINE_NSIMUTATOR_COMMON
NS_IMETHOD
Write(nsIObjectOutputStream *aOutputStream) override
{
return NS_ERROR_NOT_IMPLEMENTED;
}
MOZ_MUST_USE NS_IMETHOD
Read(nsIObjectInputStream* aStream) override
{
return InitFromInputStream(aStream);
}
MOZ_MUST_USE NS_IMETHOD
SetPrincipal(nsIPrincipal *aPrincipal) override
{
if (!mURI) {
return NS_ERROR_NULL_POINTER;
}
MOZ_ASSERT(NS_IsMainThread());
mURI->mPrincipal = new nsMainThreadPtrHolder<nsIPrincipal>("nsIPrincipal", aPrincipal, false);
return NS_OK;
}
Mutator() = default;
private:
~Mutator() = default;
friend class BlobURL;
};
friend BaseURIMutator<BlobURL>;
};
#define NS_HOSTOBJECTURI_CID \
{ 0xf5475c51, 0x59a7, 0x4757, \
{ 0xb3, 0xd9, 0xe2, 0x11, 0xa9, 0x41, 0x08, 0x72 } }
#define NS_HOSTOBJECTURIMUTATOR_CID \
{ 0xbbe50ef2, 0x80eb, 0x469d, \
{ 0xb7, 0x0d, 0x02, 0x85, 0x82, 0x75, 0x38, 0x9f } }
} // dom namespace
} // mozilla namespace
#endif /* mozilla_dom_BlobURL_h */