The Tor Browser: content/base/public/nsHostObjectProtocolHandler.h@a63d609f5ebe

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef nsHostObjectProtocolHandler_h

     6 #define nsHostObjectProtocolHandler_h

     8 #include "mozilla/Attributes.h"

     9 #include "nsIProtocolHandler.h"

    10 #include "nsIURI.h"

    11 #include "nsCOMPtr.h"

    12 #include "nsIInputStream.h"

    14 #define BLOBURI_SCHEME "blob"

    15 #define MEDIASTREAMURI_SCHEME "mediastream"

    16 #define MEDIASOURCEURI_SCHEME "mediasource"

    17 #define FONTTABLEURI_SCHEME "moz-fonttable"

    18 #define RTSPURI_SCHEME "rtsp"

    20 class nsIDOMBlob;

    21 class nsIDOMMediaStream;

    22 class nsIPrincipal;

    24 namespace mozilla {

    25 namespace dom {

    26 class MediaSource;

    27 }

    28 }

    30 class nsHostObjectProtocolHandler : public nsIProtocolHandler

    31 {

    32 public:

    33   nsHostObjectProtocolHandler();

    34   virtual ~nsHostObjectProtocolHandler() {}

    35   NS_DECL_ISUPPORTS

    37   // nsIProtocolHandler methods, except for GetScheme which is only defined

    38   // in subclasses.

    39   NS_IMETHOD GetDefaultPort(int32_t *aDefaultPort) MOZ_OVERRIDE;

    40   NS_IMETHOD GetProtocolFlags(uint32_t *aProtocolFlags) MOZ_OVERRIDE;

    41   NS_IMETHOD NewURI(const nsACString & aSpec, const char * aOriginCharset, nsIURI *aBaseURI, nsIURI * *_retval) MOZ_OVERRIDE;

    42   NS_IMETHOD NewChannel(nsIURI *aURI, nsIChannel * *_retval) MOZ_OVERRIDE;

    43   NS_IMETHOD AllowPort(int32_t port, const char * scheme, bool *_retval) MOZ_OVERRIDE;

    45   static nsresult GenerateURIString(const nsACString &aScheme,

    46                                     nsACString &aUri);

    48   // Methods for managing uri->object mapping

    49   // AddDataEntry creates the URI with the given scheme and returns it in aUri

    50   static nsresult AddDataEntry(const nsACString& aScheme,

    51                                nsISupports* aObject,

    52                                nsIPrincipal* aPrincipal,

    53                                nsACString& aUri);

    54   static void RemoveDataEntry(const nsACString& aUri);

    55   static nsIPrincipal* GetDataEntryPrincipal(const nsACString& aUri);

    56   static void Traverse(const nsACString& aUri, nsCycleCollectionTraversalCallback& aCallback);

    58 private:

    59   static void Init(void);

    60 };

    62 class nsBlobProtocolHandler : public nsHostObjectProtocolHandler

    63 {

    64 public:

    65   NS_IMETHOD GetScheme(nsACString &result) MOZ_OVERRIDE;

    66 };

    68 class nsMediaStreamProtocolHandler : public nsHostObjectProtocolHandler

    69 {

    70 public:

    71   NS_IMETHOD GetScheme(nsACString &result) MOZ_OVERRIDE;

    72 };

    74 class nsMediaSourceProtocolHandler : public nsHostObjectProtocolHandler

    75 {

    76 public:

    77   NS_IMETHOD GetScheme(nsACString &result) MOZ_OVERRIDE;

    78 };

    80 class nsFontTableProtocolHandler : public nsHostObjectProtocolHandler

    81 {

    82 public:

    83   NS_IMETHOD GetScheme(nsACString &result);

    84   NS_IMETHOD NewURI(const nsACString & aSpec, const char * aOriginCharset, nsIURI *aBaseURI, nsIURI * *_retval);

    85 };

    87 inline bool IsBlobURI(nsIURI* aUri)

    88 {

    89   bool isBlob;

    90   return NS_SUCCEEDED(aUri->SchemeIs(BLOBURI_SCHEME, &isBlob)) && isBlob;

    91 }

    93 inline bool IsRtspURI(nsIURI* aUri)

    94 {

    95   bool isRtsp;

    96   return NS_SUCCEEDED(aUri->SchemeIs(RTSPURI_SCHEME, &isRtsp)) && isRtsp;

    97 }

    99 inline bool IsMediaStreamURI(nsIURI* aUri)

   100 {

   101   bool isStream;

   102   return NS_SUCCEEDED(aUri->SchemeIs(MEDIASTREAMURI_SCHEME, &isStream)) && isStream;

   103 }

   105 inline bool IsMediaSourceURI(nsIURI* aUri)

   106 {

   107   bool isMediaSource;

   108   return NS_SUCCEEDED(aUri->SchemeIs(MEDIASOURCEURI_SCHEME, &isMediaSource)) && isMediaSource;

   109 }

   111 inline bool IsFontTableURI(nsIURI* aUri)

   112 {

   113   bool isFont;

   114   return NS_SUCCEEDED(aUri->SchemeIs(FONTTABLEURI_SCHEME, &isFont)) && isFont;

   115 }

   117 extern nsresult

   118 NS_GetStreamForBlobURI(nsIURI* aURI, nsIInputStream** aStream);

   120 extern nsresult

   121 NS_GetStreamForMediaStreamURI(nsIURI* aURI, nsIDOMMediaStream** aStream);

   123 extern nsresult

   124 NS_GetSourceForMediaSourceURI(nsIURI* aURI, mozilla::dom::MediaSource** aSource);

   126 #define NS_BLOBPROTOCOLHANDLER_CID \

   127 { 0xb43964aa, 0xa078, 0x44b2, \

   128   { 0xb0, 0x6b, 0xfd, 0x4d, 0x1b, 0x17, 0x2e, 0x66 } }

   130 #define NS_MEDIASTREAMPROTOCOLHANDLER_CID \

   131 { 0x27d1fa24, 0x2b73, 0x4db3, \

   132 	{ 0xab, 0x48, 0xb9, 0x83, 0x83, 0x40, 0xe0, 0x81 } }

   134 #define NS_MEDIASOURCEPROTOCOLHANDLER_CID \

   135 { 0x12ef31fc, 0xa8fb, 0x4661, \

   136 	{ 0x9a, 0x63, 0xfb, 0x61, 0x04,0x5d, 0xb8, 0x61 } }

   138 #define NS_FONTTABLEPROTOCOLHANDLER_CID \

   139 { 0x3fc8f04e, 0xd719, 0x43ca, \

   140   { 0x9a, 0xd0, 0x18, 0xee, 0x32, 0x02, 0x11, 0xf2 } }

   142 #endif /* nsHostObjectProtocolHandler_h */

The Tor Browser / file revision