156 lines
4.8 KiB
C++
156 lines
4.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef nsHostObjectProtocolHandler_h
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#define nsHostObjectProtocolHandler_h
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#include "mozilla/Attributes.h"
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#include "nsIProtocolHandler.h"
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#include "nsIURI.h"
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#include "nsCOMPtr.h"
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#include "nsIInputStream.h"
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#define BLOBURI_SCHEME "blob"
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#define MEDIASTREAMURI_SCHEME "mediastream"
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#define MEDIASOURCEURI_SCHEME "mediasource"
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#define FONTTABLEURI_SCHEME "moz-fonttable"
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#define RTSPURI_SCHEME "rtsp"
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class nsIPrincipal;
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namespace mozilla {
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class DOMMediaStream;
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namespace dom {
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class BlobImpl;
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class MediaSource;
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} // namespace dom
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} // namespace mozilla
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class nsHostObjectProtocolHandler : public nsIProtocolHandler
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{
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public:
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nsHostObjectProtocolHandler();
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NS_DECL_ISUPPORTS
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// nsIProtocolHandler methods, except for GetScheme which is only defined
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// in subclasses.
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NS_IMETHOD GetDefaultPort(int32_t *aDefaultPort) override;
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NS_IMETHOD GetProtocolFlags(uint32_t *aProtocolFlags) override;
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NS_IMETHOD NewURI(const nsACString & aSpec, const char * aOriginCharset, nsIURI *aBaseURI, nsIURI * *_retval) override;
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NS_IMETHOD NewChannel2(nsIURI *aURI, nsILoadInfo *aLoadinfo, nsIChannel * *_retval) override;
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NS_IMETHOD NewChannel(nsIURI *aURI, nsIChannel * *_retval) override;
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NS_IMETHOD AllowPort(int32_t port, const char * scheme, bool *_retval) override;
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// If principal is not null, its origin will be used to generate the URI.
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static nsresult GenerateURIString(const nsACString &aScheme,
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nsIPrincipal* aPrincipal,
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nsACString &aUri);
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// Methods for managing uri->object mapping
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// AddDataEntry creates the URI with the given scheme and returns it in aUri
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static nsresult AddDataEntry(const nsACString& aScheme,
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nsISupports* aObject,
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nsIPrincipal* aPrincipal,
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nsACString& aUri);
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static void RemoveDataEntry(const nsACString& aUri);
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static nsIPrincipal* GetDataEntryPrincipal(const nsACString& aUri);
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static void Traverse(const nsACString& aUri, nsCycleCollectionTraversalCallback& aCallback);
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protected:
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virtual ~nsHostObjectProtocolHandler() {}
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private:
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static void Init(void);
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};
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class nsBlobProtocolHandler : public nsHostObjectProtocolHandler
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{
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public:
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NS_IMETHOD GetScheme(nsACString &result) override;
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};
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class nsMediaStreamProtocolHandler : public nsHostObjectProtocolHandler
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{
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public:
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NS_IMETHOD GetScheme(nsACString &result) override;
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};
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class nsMediaSourceProtocolHandler : public nsHostObjectProtocolHandler
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{
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public:
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NS_IMETHOD GetScheme(nsACString &result) override;
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};
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class nsFontTableProtocolHandler : public nsHostObjectProtocolHandler
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{
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public:
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NS_IMETHOD GetScheme(nsACString &result);
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NS_IMETHOD NewURI(const nsACString & aSpec, const char * aOriginCharset, nsIURI *aBaseURI, nsIURI * *_retval);
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};
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inline bool IsBlobURI(nsIURI* aUri)
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{
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bool isBlob;
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return NS_SUCCEEDED(aUri->SchemeIs(BLOBURI_SCHEME, &isBlob)) && isBlob;
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}
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inline bool IsRtspURI(nsIURI* aUri)
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{
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bool isRtsp;
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return NS_SUCCEEDED(aUri->SchemeIs(RTSPURI_SCHEME, &isRtsp)) && isRtsp;
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}
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inline bool IsMediaStreamURI(nsIURI* aUri)
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{
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bool isStream;
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return NS_SUCCEEDED(aUri->SchemeIs(MEDIASTREAMURI_SCHEME, &isStream)) && isStream;
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}
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inline bool IsMediaSourceURI(nsIURI* aUri)
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{
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bool isMediaSource;
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return NS_SUCCEEDED(aUri->SchemeIs(MEDIASOURCEURI_SCHEME, &isMediaSource)) && isMediaSource;
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}
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inline bool IsFontTableURI(nsIURI* aUri)
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{
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bool isFont;
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return NS_SUCCEEDED(aUri->SchemeIs(FONTTABLEURI_SCHEME, &isFont)) && isFont;
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}
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extern nsresult
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NS_GetBlobForBlobURI(nsIURI* aURI, mozilla::dom::BlobImpl** aBlob);
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extern nsresult
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NS_GetBlobForBlobURISpec(const nsACString& aSpec, mozilla::dom::BlobImpl** aBlob);
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extern nsresult
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NS_GetStreamForBlobURI(nsIURI* aURI, nsIInputStream** aStream);
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extern nsresult
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NS_GetStreamForMediaStreamURI(nsIURI* aURI, mozilla::DOMMediaStream** aStream);
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extern nsresult
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NS_GetSourceForMediaSourceURI(nsIURI* aURI, mozilla::dom::MediaSource** aSource);
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#define NS_BLOBPROTOCOLHANDLER_CID \
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{ 0xb43964aa, 0xa078, 0x44b2, \
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{ 0xb0, 0x6b, 0xfd, 0x4d, 0x1b, 0x17, 0x2e, 0x66 } }
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#define NS_MEDIASTREAMPROTOCOLHANDLER_CID \
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{ 0x27d1fa24, 0x2b73, 0x4db3, \
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{ 0xab, 0x48, 0xb9, 0x83, 0x83, 0x40, 0xe0, 0x81 } }
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#define NS_MEDIASOURCEPROTOCOLHANDLER_CID \
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{ 0x12ef31fc, 0xa8fb, 0x4661, \
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{ 0x9a, 0x63, 0xfb, 0x61, 0x04,0x5d, 0xb8, 0x61 } }
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#define NS_FONTTABLEPROTOCOLHANDLER_CID \
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{ 0x3fc8f04e, 0xd719, 0x43ca, \
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{ 0x9a, 0xd0, 0x18, 0xee, 0x32, 0x02, 0x11, 0xf2 } }
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#endif /* nsHostObjectProtocolHandler_h */
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