Refactor cache block header/hash into a struct
Refactor cache block header/hash into a struct


Former-commit-id: 807a36d5453de4ca39ecd3991ae6a1f5df7e8d4d
Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide