Tpm2Lib.Tpm2.GetFirmwareVersionEx C# (CSharp) Method

        public uint[] GetFirmwareVersionEx()
        {
            ICapabilitiesUnion caps;

            // Get build string and Revision number
            GetCapability(Cap.TpmProperties, (uint)Pt.Revision, 256, out caps);

            var props = (TaggedTpmPropertyArray)caps;

            TaggedProperty[] arr = props.tpmProperty;
            uint fwV1 = 0, fwV2 = 0;
            uint revision = 0;
            foreach (TaggedProperty p in arr)
            {
                if (p.property == Pt.FirmwareVersion1)
                {
                    fwV1 = p.value;
                }
                if (p.property == Pt.FirmwareVersion2)
                {
                    fwV2 = p.value;
                }
                if (p.property == Pt.Revision)
                {
                    revision = p.value;
                }
            }

            var ret = new[] {fwV1, fwV2, revision};
            return ret;
        }