michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef mozilla_ipc_nsIIPCSerializableInputStream_h
michael@0: #define mozilla_ipc_nsIIPCSerializableInputStream_h
michael@0: 
michael@0: #include "nsISupports.h"
michael@0: #include "mozilla/Attributes.h"
michael@0: 
michael@0: struct nsTArrayDefaultAllocator;
michael@0: template <class> class nsTArray;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace ipc {
michael@0: 
michael@0: class FileDescriptor;
michael@0: class InputStreamParams;
michael@0: 
michael@0: } // namespace ipc
michael@0: } // namespace mozilla
michael@0: 
michael@0: #define NS_IIPCSERIALIZABLEINPUTSTREAM_IID \
michael@0:   {0xb0211b14, 0xea6d, 0x40d4, {0x87, 0xb5, 0x7b, 0xe3, 0xdf, 0xac, 0x09, 0xd1}}
michael@0: 
michael@0: class NS_NO_VTABLE nsIIPCSerializableInputStream : public nsISupports
michael@0: {
michael@0: public:
michael@0:   typedef nsTArray<mozilla::ipc::FileDescriptor>
michael@0:           FileDescriptorArray;
michael@0: 
michael@0:   NS_DECLARE_STATIC_IID_ACCESSOR(NS_IIPCSERIALIZABLEINPUTSTREAM_IID)
michael@0: 
michael@0:   virtual void
michael@0:   Serialize(mozilla::ipc::InputStreamParams& aParams,
michael@0:             FileDescriptorArray& aFileDescriptors) = 0;
michael@0: 
michael@0:   virtual bool
michael@0:   Deserialize(const mozilla::ipc::InputStreamParams& aParams,
michael@0:               const FileDescriptorArray& aFileDescriptors) = 0;
michael@0: };
michael@0: 
michael@0: NS_DEFINE_STATIC_IID_ACCESSOR(nsIIPCSerializableInputStream,
michael@0:                               NS_IIPCSERIALIZABLEINPUTSTREAM_IID)
michael@0: 
michael@0: #define NS_DECL_NSIIPCSERIALIZABLEINPUTSTREAM                                  \
michael@0:   virtual void                                                                 \
michael@0:   Serialize(mozilla::ipc::InputStreamParams&,                                  \
michael@0:             FileDescriptorArray&) MOZ_OVERRIDE;                                \
michael@0:                                                                                \
michael@0:   virtual bool                                                                 \
michael@0:   Deserialize(const mozilla::ipc::InputStreamParams&,                          \
michael@0:               const FileDescriptorArray&) MOZ_OVERRIDE;
michael@0: 
michael@0: #define NS_FORWARD_NSIIPCSERIALIZABLEINPUTSTREAM(_to)                          \
michael@0:   virtual void                                                                 \
michael@0:   Serialize(mozilla::ipc::InputStreamParams& aParams,                          \
michael@0:             FileDescriptorArray& aFileDescriptors) MOZ_OVERRIDE                \
michael@0:   {                                                                            \
michael@0:     _to Serialize(aParams, aFileDescriptors);                                  \
michael@0:   }                                                                            \
michael@0:                                                                                \
michael@0:   virtual bool                                                                 \
michael@0:   Deserialize(const mozilla::ipc::InputStreamParams& aParams,                  \
michael@0:               const FileDescriptorArray& aFileDescriptors) MOZ_OVERRIDE        \
michael@0:   {                                                                            \
michael@0:     return _to Deserialize(aParams, aFileDescriptors);                         \
michael@0:   }
michael@0: 
michael@0: #define NS_FORWARD_SAFE_NSIIPCSERIALIZABLEINPUTSTREAM(_to)                     \
michael@0:   virtual void                                                                 \
michael@0:   Serialize(mozilla::ipc::InputStreamParams& aParams,                          \
michael@0:             FileDescriptorArray& aFileDescriptors) MOZ_OVERRIDE                \
michael@0:   {                                                                            \
michael@0:     if (_to) {                                                                 \
michael@0:       _to->Serialize(aParams, aFileDescriptors);                               \
michael@0:     }                                                                          \
michael@0:   }                                                                            \
michael@0:                                                                                \
michael@0:   virtual bool                                                                 \
michael@0:   Deserialize(const mozilla::ipc::InputStreamParams& aParams,                  \
michael@0:               const FileDescriptorArray& aFileDescriptors) MOZ_OVERRIDE        \
michael@0:   {                                                                            \
michael@0:     return _to ? _to->Deserialize(aParams, aFileDescriptors) : false;          \
michael@0:   }
michael@0: 
michael@0: #endif // mozilla_ipc_nsIIPCSerializableInputStream_h