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/************************************************************************************
PublicHeader: n/a
Filename : OVR_SerialFormat.h
Content : Serial Number format tools
Created : June 12, 2014
Copyright : Copyright 2014 Oculus VR, LLC All Rights reserved.
Licensed under the Oculus VR Rift SDK License Version 3.2 (the "License");
you may not use the Oculus VR Rift SDK except in compliance with the License,
which is provided at the time of installation or download, or which
otherwise accompanies this software in either electronic or hard copy form.
You may obtain a copy of the License at
http://www.oculusvr.com/licenses/LICENSE-3.2
Unless required by applicable law or agreed to in writing, the Oculus VR SDK
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
************************************************************************************/
#ifndef OVR_SerialFormat_h
#define OVR_SerialFormat_h
#include "Kernel/OVR_Types.h"
#include "Kernel/OVR_String.h"
namespace OVR {
//-----------------------------------------------------------------------------
// SerialFormatType enumeration
enum SerialFormatType
{
SerialFormatType_Invalid = -1, // Invalid format
SerialFormatType_DK2 = 0, // Format used for DK2
};
// Returns the expected serial format based on the first byte of the buffer
SerialFormatType DetectBufferFormat(uint8_t firstByte, int sizeInBytes);
//-----------------------------------------------------------------------------
// DK2 Serial Format
enum DK2ProductId
{
DK2ProductId_DK1 = 1, // DK1
DK2ProductId_DK2 = 2, // Product Id used for initial DK2 launch
DK2ProductId_Refurb = 3, // Refurbished DK2
};
enum DK2PartId
{
DK2PartId_HMD = 0, // HMD
DK2PartId_PTC = 1, // PTC(camera)
DK2PartId_Carton = 2, // Carton: An HMD + PTC combo (should not be stamped on a component) AKA Overpack
};
typedef DK2PartId DK2LabelType; // Printed Serial Number version
// DK2 tool for reading/writing the binary serial format
class DK2BinarySerialFormat
{
public:
static const SerialFormatType FormatType = SerialFormatType_DK2; // first byte
DK2ProductId ProductId; // [4 bits] 2 = DK2
DK2PartId PartId; // [4 bits] 0 means HMD, 1 means PTC(camera)
int MinutesSinceEpoch; // [3 bytes] Number of minutes that have elapsed since the epoch: May 1st, 2014
// [0] = high byte, [1] = middle byte, [2] = low byte
int UnitNumber; // [2 bytes] Value that increments each time a new serial number is created. Resets to zero each day
// [0] = high byte, [1] = low byte
uint8_t MacHash[5]; // [5 bytes] 5 most significant bytes of MD5 hash from first ethernet adapter mac address
bool operator==(const DK2BinarySerialFormat& rhs);
public:
// Returns false if the input is invalid in some way
bool FromBuffer(const uint8_t buffer[12], bool allowUnknownTypes = false);
// Fills the provided buffer with 12 bytes
void ToBuffer(uint8_t buffer[12]);
};
// DK2 tool for reading/writing the printed serial format
class DK2PrintedSerialFormat
{
public:
DK2ProductId ProductId; // [1 char] 2 = DK2, 3 = Reconditioned bundle
DK2LabelType LabelType; // [1 char] 0 means HMD, 1 means PTC(camera), 2 means Overpack(bundle)
int MinutesSinceEpoch; // [4 char] Number of minutes that have elapsed since the epoch: May 1st, 2014
int UnitNumber; // [3 char] Value that increments each time a new serial number is created. Resets to zero each day
uint8_t MacHashLow[3]; // [3 char] 3 least significant bytes of mac hash
bool operator==(const DK2PrintedSerialFormat& rhs);
bool operator==(const DK2BinarySerialFormat& rhs);
public:
// Convert from binary to printed
void FromBinary(const DK2BinarySerialFormat& bin);
// Returns false if the input is invalid in some way
// Convert from a 12 character printed serial number
bool FromBase32(const char* str, bool allowUnknownTypes = false);
// Returns a long human-readable base32 string (20 characters), NOT a printed serial number
String ToBase32();
};
//#define SERIAL_FORMAT_UNIT_TEST
#ifdef SERIAL_FORMAT_UNIT_TEST
void TestSerialFormatStuff();
#endif
} // OVR
#endif // OVR_SerialFormat_h
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