haiku/headers/private/drivers/lendian_bitfield.h
Axel Dörfler 93c0a5d790 Reworked little endian bitfields a bit.
* Added B_ prefix.
* Renamed 16 bit variants to B_LENDIAN16_*.
* Added 32 bit variants (albeit only 16 of them for now).
* Adjusted headers that were using them.
2015-11-10 08:47:48 +01:00

103 lines
6.9 KiB
C

/*
* Copyright 2015, Haiku, Inc. All RightsReserved.
* Copyright 2002, Thomas Kurschel. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef LENDIAN_BITFIELD_H
#define LENDIAN_BITFIELD_H
#include <ByteOrder.h>
#if B_HOST_IS_BENDIAN
#define B_LBITFIELD8_2(b1,b2) uint8 b2,b1
#define B_LBITFIELD8_3(b1,b2,b3) uint8 b3,b2,b1
#define B_LBITFIELD8_4(b1,b2,b3,b4) uint8 b4,b3,b2,b1
#define B_LBITFIELD8_5(b1,b2,b3,b4,b5) uint8 b5,b4,b3,b2,b1
#define B_LBITFIELD8_6(b1,b2,b3,b4,b5,b6) uint8 b6,b5,b4,b3,b2,b1
#define B_LBITFIELD8_7(b1,b2,b3,b4,b5,b6,b7) uint8 b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD8_8(b1,b2,b3,b4,b5,b6,b7,b8) uint8 b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_2(b1,b2) uint16 b2,b1
#define B_LBITFIELD16_3(b1,b2,b3) uint16 b3,b2,b1
#define B_LBITFIELD16_4(b1,b2,b3,b4) uint16 b4,b3,b2,b1
#define B_LBITFIELD16_5(b1,b2,b3,b4,b5) uint16 b5,b4,b3,b2,b1
#define B_LBITFIELD16_6(b1,b2,b3,b4,b5,b6) uint16 b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_7(b1,b2,b3,b4,b5,b6,b7) uint16 b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_8(b1,b2,b3,b4,b5,b6,b7,b8) uint16 b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_9(b1,b2,b3,b4,b5,b6,b7,b8,b9) uint16 b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_10(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10) uint16 b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_11(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11) uint16 b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_12(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12) uint16 b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_13(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13) uint16 b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_14(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14) uint16 b14,b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_15(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15) uint16 b15,b14,b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD16_16(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16) uint16 b16,b15,b14,b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_2(b1,b2) uint32 b2,b1
#define B_LBITFIELD32_3(b1,b2,b3) uint32 b3,b2,b1
#define B_LBITFIELD32_4(b1,b2,b3,b4) uint32 b4,b3,b2,b1
#define B_LBITFIELD32_5(b1,b2,b3,b4,b5) uint32 b5,b4,b3,b2,b1
#define B_LBITFIELD32_6(b1,b2,b3,b4,b5,b6) uint32 b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_7(b1,b2,b3,b4,b5,b6,b7) uint32 b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_8(b1,b2,b3,b4,b5,b6,b7,b8) uint32 b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_9(b1,b2,b3,b4,b5,b6,b7,b8,b9) uint32 b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_10(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10) uint32 b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_11(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11) uint32 b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_12(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12) uint32 b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_13(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13) uint32 b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_14(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14) uint32 b14,b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_15(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15) uint32 b15,b14,b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#define B_LBITFIELD32_16(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16) uint32 b16,b15,b14,b13,b12,b11,b10,b9,b8,b7,b6,b5,b4,b3,b2,b1
#elif B_HOST_IS_LENDIAN
#define B_LBITFIELD8_2(b1,b2) uint8 b1,b2
#define B_LBITFIELD8_3(b1,b2,b3) uint8 b1,b2,b3
#define B_LBITFIELD8_4(b1,b2,b3,b4) uint8 b1,b2,b3,b4
#define B_LBITFIELD8_5(b1,b2,b3,b4,b5) uint8 b1,b2,b3,b4,b5
#define B_LBITFIELD8_6(b1,b2,b3,b4,b5,b6) uint8 b1,b2,b3,b4,b5,b6
#define B_LBITFIELD8_7(b1,b2,b3,b4,b5,b6,b7) uint8 b1,b2,b3,b4,b5,b6,b7
#define B_LBITFIELD8_8(b1,b2,b3,b4,b5,b6,b7,b8) uint8 b1,b2,b3,b4,b5,b6,b7,b8
#define B_LBITFIELD16_2(b1,b2) uint16 b1,b2
#define B_LBITFIELD16_3(b1,b2,b3) uint16 b1,b2,b3
#define B_LBITFIELD16_4(b1,b2,b3,b4) uint16 b1,b2,b3,b4
#define B_LBITFIELD16_5(b1,b2,b3,b4,b5) uint16 b1,b2,b3,b4,b5
#define B_LBITFIELD16_6(b1,b2,b3,b4,b5,b6) uint16 b1,b2,b3,b4,b5,b6
#define B_LBITFIELD16_7(b1,b2,b3,b4,b5,b6,b7) uint16 b1,b2,b3,b4,b5,b6,b7
#define B_LBITFIELD16_8(b1,b2,b3,b4,b5,b6,b7,b8) uint16 b1,b2,b3,b4,b5,b6,b7,b8
#define B_LBITFIELD16_9(b1,b2,b3,b4,b5,b6,b7,b8,b9) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9
#define B_LBITFIELD16_10(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10
#define B_LBITFIELD16_11(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11
#define B_LBITFIELD16_12(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12
#define B_LBITFIELD16_13(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13
#define B_LBITFIELD16_14(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14
#define B_LBITFIELD16_15(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15
#define B_LBITFIELD16_16(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16) uint16 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16
#define B_LBITFIELD32_2(b1,b2) uint32 b1,b2
#define B_LBITFIELD32_3(b1,b2,b3) uint32 b1,b2,b3
#define B_LBITFIELD32_4(b1,b2,b3,b4) uint32 b1,b2,b3,b4
#define B_LBITFIELD32_5(b1,b2,b3,b4,b5) uint32 b1,b2,b3,b4,b5
#define B_LBITFIELD32_6(b1,b2,b3,b4,b5,b6) uint32 b1,b2,b3,b4,b5,b6
#define B_LBITFIELD32_7(b1,b2,b3,b4,b5,b6,b7) uint32 b1,b2,b3,b4,b5,b6,b7
#define B_LBITFIELD32_8(b1,b2,b3,b4,b5,b6,b7,b8) uint32 b1,b2,b3,b4,b5,b6,b7,b8
#define B_LBITFIELD32_9(b1,b2,b3,b4,b5,b6,b7,b8,b9) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9
#define B_LBITFIELD32_10(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10
#define B_LBITFIELD32_11(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11
#define B_LBITFIELD32_12(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12
#define B_LBITFIELD32_13(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13
#define B_LBITFIELD32_14(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14
#define B_LBITFIELD32_15(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15
#define B_LBITFIELD32_16(b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16) uint32 b1,b2,b3,b4,b5,b6,b7,b8,b9,b10,b11,b12,b13,b14,b15,b16
#else
# error "Unknown host endianness"
#endif
#endif /* LENDIAN_BITFIELD_H */