MTK_NVRAM_Editor source code, may be useful to you, Oh
File list:
NVRAM Editor
...........\META_error_handler.cpp
...........\META_error_handler.h
...........\META_error_handler.~cpp
...........\META_error_handler.~h
...........\META_NVRAM_cb.cpp
...........\META_NVRAM_cb.h
...........\META_NVRAM_cb.~cpp
...........\META_NVRAM_cb.~h
...........\NVRAMEditor.cpp
...........\NVRAMEditor.ddp
...........\NVRAMEditor.dfm
...........\NVRAMEditor.h
...........\NVRAMEditor.~cpp
...........\NVRAMEditor.~ddp
...........\NVRAMEditor.~dfm
...........\NVRAMEditor.~h
...........\NVRAM_LID_Parsing.cpp
...........\NVRAM_LID_Parsing.h
...........\NVRAM_LID_Parsing.~c
...........\NVRAM_LID_Parsing.~cpp
...........\NVRAM_LID_Parsing.~h