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Commit 30adaaf9 authored by Mike Lockwood's avatar Mike Lockwood
Browse files

MTP and media provider support for multiple storage devices: 

- MTP support for multiple storage units

- Add storage_id column to media database for MTP storage ID

- Add framework resource for defining mount points and user visible descriptions
for multiple volumes

- Clean up locking in MtpServer JNI code

Change-Id: Iffb66ed156ef5bc80b14228af78fbacee7734360
parent 7fb4b427

media/mtp/MtpServer.h

+3 −3
Original line number Diff line number Diff line
@@ -70,6 +70,9 @@ public: 
                                    int fileGroup, int filePerm, int directoryPerm);

    virtual             ~MtpServer();



    MtpStorage*         getStorage(MtpStorageID id);

    inline bool         hasStorage() { return mStorages.size() > 0; }

    bool                hasStorage(MtpStorageID id);

    void                addStorage(MtpStorage* storage);

    void                removeStorage(MtpStorage* storage);
@@ -79,9 +82,6 @@ public: 
    void                sendObjectRemoved(MtpObjectHandle handle);



private:

    MtpStorage*         getStorage(MtpStorageID id);

    inline bool         hasStorage() { return mStorages.size() > 0; }

    bool                hasStorage(MtpStorageID id);

    void                sendStoreAdded(MtpStorageID id);

    void                sendStoreRemoved(MtpStorageID id);

    void                sendEvent(MtpEventCode code, uint32_t param1);

media/mtp/MtpStorage.cpp

+4 −2
Original line number Diff line number Diff line
@@ -32,9 +32,11 @@ 


namespace android {



MtpStorage::MtpStorage(MtpStorageID id, const char* filePath, uint64_t reserveSpace)

MtpStorage::MtpStorage(MtpStorageID id, const char* filePath,

        const char* description, uint64_t reserveSpace)

    :   mStorageID(id),

        mFilePath(filePath),

        mDescription(description),

        mMaxCapacity(0),

        mReserveSpace(reserveSpace)

{
@@ -75,7 +77,7 @@ uint64_t MtpStorage::getFreeSpace() { 
}



const char* MtpStorage::getDescription() const {

    return "Device Storage";

    return (const char *)mDescription;

}



}  // namespace android

media/mtp/MtpStorage.h

+2 −1
Original line number Diff line number Diff line
@@ -29,13 +29,14 @@ class MtpStorage { 
private:

    MtpStorageID            mStorageID;

    MtpString               mFilePath;

    MtpString               mDescription;

    uint64_t                mMaxCapacity;

    // amount of free space to leave unallocated

    uint64_t                mReserveSpace;



public:

                            MtpStorage(MtpStorageID id, const char* filePath,

                                    uint64_t reserveSpace);

                                    const char* description, uint64_t reserveSpace);

    virtual                 ~MtpStorage();



    inline MtpStorageID     getStorageID() const { return mStorageID; }

media/mtp/mtp.h

+0 −2
Original line number Diff line number Diff line
@@ -22,8 +22,6 @@ 


#define MTP_STANDARD_VERSION            100



#define MTP_FIRST_STORAGE_ID            0x00010001



// Container Types

#define MTP_CONTAINER_TYPE_UNDEFINED    0

#define MTP_CONTAINER_TYPE_COMMAND      1