зеркало из https://github.com/mozilla/gecko-dev.git
139 строки
4.7 KiB
C++
139 строки
4.7 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 nsHostObjectProtocolHandler_h
|
|
#define nsHostObjectProtocolHandler_h
|
|
|
|
#include "mozilla/Attributes.h"
|
|
#include "nsIProtocolHandler.h"
|
|
#include "nsIURI.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsIInputStream.h"
|
|
#include "nsTArray.h"
|
|
|
|
#define BLOBURI_SCHEME "blob"
|
|
#define FONTTABLEURI_SCHEME "moz-fonttable"
|
|
#define RTSPURI_SCHEME "rtsp"
|
|
|
|
class nsIPrincipal;
|
|
|
|
namespace mozilla {
|
|
class BlobURLsReporter;
|
|
class DOMMediaStream;
|
|
namespace dom {
|
|
class BlobImpl;
|
|
class BlobURLRegistrationData;
|
|
class ContentParent;
|
|
class MediaSource;
|
|
} // namespace dom
|
|
} // namespace mozilla
|
|
|
|
class nsHostObjectProtocolHandler : public nsIProtocolHandler
|
|
{
|
|
public:
|
|
nsHostObjectProtocolHandler();
|
|
NS_DECL_ISUPPORTS
|
|
|
|
// nsIProtocolHandler methods, except for GetScheme which is only defined
|
|
// in subclasses.
|
|
NS_IMETHOD GetDefaultPort(int32_t *aDefaultPort) override;
|
|
NS_IMETHOD GetProtocolFlags(uint32_t *aProtocolFlags) override;
|
|
NS_IMETHOD NewURI(const nsACString & aSpec, const char * aOriginCharset, nsIURI *aBaseURI, nsIURI * *_retval) override;
|
|
NS_IMETHOD NewChannel2(nsIURI *aURI, nsILoadInfo *aLoadinfo, nsIChannel * *_retval) override;
|
|
NS_IMETHOD NewChannel(nsIURI *aURI, nsIChannel * *_retval) override;
|
|
NS_IMETHOD AllowPort(int32_t port, const char * scheme, bool *_retval) override;
|
|
|
|
// If principal is not null, its origin will be used to generate the URI.
|
|
static nsresult GenerateURIString(const nsACString &aScheme,
|
|
nsIPrincipal* aPrincipal,
|
|
nsACString &aUri);
|
|
static nsresult GenerateURIStringForBlobURL(nsIPrincipal* aPrincipal,
|
|
nsACString &aUri);
|
|
|
|
// Methods for managing uri->object mapping
|
|
// AddDataEntry creates the URI with the given scheme and returns it in aUri
|
|
static nsresult AddDataEntry(mozilla::dom::BlobImpl* aBlobImpl,
|
|
nsIPrincipal* aPrincipal,
|
|
nsACString& aUri);
|
|
static nsresult AddDataEntry(mozilla::DOMMediaStream* aMediaStream,
|
|
nsIPrincipal* aPrincipal,
|
|
nsACString& aUri);
|
|
static nsresult AddDataEntry(mozilla::dom::MediaSource* aMediaSource,
|
|
nsIPrincipal* aPrincipal,
|
|
nsACString& aUri);
|
|
// IPC only
|
|
static nsresult AddDataEntry(const nsACString& aURI,
|
|
nsIPrincipal* aPrincipal,
|
|
mozilla::dom::BlobImpl* aBlobImpl);
|
|
|
|
static void RemoveDataEntry(const nsACString& aUri,
|
|
bool aBroadcastToOTherProcesses = true);
|
|
|
|
// This is for IPC only.
|
|
static void RemoveDataEntries();
|
|
|
|
static bool HasDataEntry(const nsACString& aUri);
|
|
|
|
static nsIPrincipal* GetDataEntryPrincipal(const nsACString& aUri);
|
|
static void Traverse(const nsACString& aUri, nsCycleCollectionTraversalCallback& aCallback);
|
|
|
|
static bool
|
|
GetAllBlobURLEntries(nsTArray<mozilla::dom::BlobURLRegistrationData>& aRegistrations,
|
|
mozilla::dom::ContentParent* aCP);
|
|
|
|
protected:
|
|
virtual ~nsHostObjectProtocolHandler() {}
|
|
|
|
private:
|
|
static void Init();
|
|
};
|
|
|
|
class nsBlobProtocolHandler : public nsHostObjectProtocolHandler
|
|
{
|
|
public:
|
|
NS_IMETHOD GetScheme(nsACString &result) override;
|
|
};
|
|
|
|
class nsFontTableProtocolHandler : public nsHostObjectProtocolHandler
|
|
{
|
|
public:
|
|
NS_IMETHOD GetScheme(nsACString &result);
|
|
NS_IMETHOD NewURI(const nsACString & aSpec, const char * aOriginCharset, nsIURI *aBaseURI, nsIURI * *_retval);
|
|
};
|
|
|
|
bool IsBlobURI(nsIURI* aUri);
|
|
bool IsMediaStreamURI(nsIURI* aUri);
|
|
bool IsMediaSourceURI(nsIURI* aUri);
|
|
|
|
inline bool IsRtspURI(nsIURI* aUri)
|
|
{
|
|
bool isRtsp;
|
|
return NS_SUCCEEDED(aUri->SchemeIs(RTSPURI_SCHEME, &isRtsp)) && isRtsp;
|
|
}
|
|
|
|
inline bool IsFontTableURI(nsIURI* aUri)
|
|
{
|
|
bool isFont;
|
|
return NS_SUCCEEDED(aUri->SchemeIs(FONTTABLEURI_SCHEME, &isFont)) && isFont;
|
|
}
|
|
|
|
extern nsresult
|
|
NS_GetBlobForBlobURI(nsIURI* aURI, mozilla::dom::BlobImpl** aBlob);
|
|
|
|
extern nsresult
|
|
NS_GetBlobForBlobURISpec(const nsACString& aSpec, mozilla::dom::BlobImpl** aBlob);
|
|
|
|
extern nsresult
|
|
NS_GetStreamForBlobURI(nsIURI* aURI, nsIInputStream** aStream);
|
|
|
|
extern nsresult
|
|
NS_GetStreamForMediaStreamURI(nsIURI* aURI, mozilla::DOMMediaStream** aStream);
|
|
|
|
extern nsresult
|
|
NS_GetSourceForMediaSourceURI(nsIURI* aURI, mozilla::dom::MediaSource** aSource);
|
|
|
|
#endif /* nsHostObjectProtocolHandler_h */
|