More memory test interfaces

hidl_interface {

    name: "android.hardware.tests.memory@2.0",

    root: "android.hardware",

    srcs: [

        "IMemoryInterface.hal",

        "types.hal",

    ],

    interfaces: [

        "android.hidl.base@1.0",

    ],

    gen_java: true,

}

package android.hardware.tests.memory@2.0;

interface IMemoryInterface {

    // Flips all the bits in the given memory buffer.

    bitwiseNot(memory mem);

    // Returns a read-only buffer of size 8, containing the bytes 0..7.

    getTestMem() generates(memory mem);

    // Given two memory regions of the same size, returns two memory fields of

    // equal size, the first contains the byte-wise sum and the other the byte-

    // wise difference.

    getSumDiff(TwoMemory in) generates(TwoMemory out);

};

package android.hardware.tests.memory@2.0;

struct TwoMemory {

    memory mem1;

    memory mem2;

};