|
2 | 2 | * File: bits16.h (Formerly bits8.h)
|
3 | 3 | * Description: Code for 8 bit field class.
|
4 | 4 | * Author: Phil Cheatle
|
5 |
| - * Created: Thu Oct 17 10:10:05 BST 1991 |
6 | 5 | *
|
7 | 6 | * (C) Copyright 1991, Hewlett-Packard Ltd.
|
8 | 7 | ** Licensed under the Apache License, Version 2.0 (the "License");
|
|
20 | 19 | #ifndef BITS16_H
|
21 | 20 | #define BITS16_H
|
22 | 21 |
|
23 |
| -#include "host.h" |
| 22 | +#include <cstdint> // for uint8_t, ... |
| 23 | +#include "platform.h" // for DLLSYM |
24 | 24 |
|
25 |
| -class DLLSYM BITS16 |
26 |
| -{ |
27 |
| - public: |
28 |
| - uint16_t val; |
| 25 | +class DLLSYM BITS16 { |
| 26 | + public: |
| 27 | + uint16_t val; |
29 | 28 |
|
30 |
| - BITS16() { |
31 |
| - val = 0; |
32 |
| - } // constructor |
| 29 | + BITS16() { val = 0; } // constructor |
33 | 30 |
|
34 |
| - BITS16(uint16_t init) { |
35 |
| - val = init; |
36 |
| - } |
| 31 | + BITS16(uint16_t init) { val = init; } |
37 | 32 |
|
38 |
| - void turn_on_bit( // flip specified bit |
39 |
| - uint8_t bit_num) { // bit to flip 0..7 |
40 |
| - val = val | 01 << bit_num; |
41 |
| - } |
| 33 | + void turn_on_bit( // flip specified bit |
| 34 | + uint8_t bit_num) { // bit to flip 0..7 |
| 35 | + val = val | 01 << bit_num; |
| 36 | + } |
| 37 | + |
| 38 | + void turn_off_bit( // flip specified bit |
| 39 | + uint8_t bit_num) { // bit to flip 0..7 |
| 40 | + val = val & ~(01 << bit_num); |
| 41 | + } |
42 | 42 |
|
43 |
| - void turn_off_bit( // flip specified bit |
44 |
| - uint8_t bit_num) { // bit to flip 0..7 |
| 43 | + void set_bit( // flip specified bit |
| 44 | + uint8_t bit_num, // bit to flip 0..7 |
| 45 | + bool value) { // value to flip to |
| 46 | + if (value) |
| 47 | + val = val | 01 << bit_num; |
| 48 | + else |
45 | 49 | val = val & ~(01 << bit_num);
|
46 |
| - } |
47 |
| - |
48 |
| - void set_bit( // flip specified bit |
49 |
| - uint8_t bit_num, // bit to flip 0..7 |
50 |
| - bool value) { // value to flip to |
51 |
| - if (value) |
52 |
| - val = val | 01 << bit_num; |
53 |
| - else |
54 |
| - val = val & ~(01 << bit_num); |
55 |
| - } |
56 |
| - |
57 |
| - bool bit( // access bit |
58 |
| - uint8_t bit_num) const { // bit to access |
59 |
| - return (val >> bit_num) & 01; |
60 |
| - } |
| 50 | + } |
| 51 | + |
| 52 | + bool bit( // access bit |
| 53 | + uint8_t bit_num) const { // bit to access |
| 54 | + return (val >> bit_num) & 01; |
| 55 | + } |
61 | 56 | };
|
| 57 | + |
62 | 58 | #endif
|
0 commit comments