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This commit is contained in:
Hongze Cheng 2022-12-05 20:25:17 +08:00
parent 6f71556e79
commit 868d1d50ce
1 changed files with 17 additions and 4 deletions
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21
include/common/tdataformat.h
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@ -44,15 +44,28 @@ typedef struct SColData SColData;
#define HAS_VALUE ((uint8_t)0x4)
// bitmap ================================
const static uint8_t BIT1_OR_MAP[8] = {
0b00000001, 0b00000010, 0b00000100, 0b00001000, 0b00010000, 0b00100000, 0b01000000, 0b10000000,
};
const static uint8_t BIT1_AND_MAP[8] = {
0b11111110, 0b11111101, 0b11111011, 0b11110111, 0b11101111, 0b11011111, 0b10111111, 0b01111111,
};
const static uint8_t BIT2_MAP[4][4] = {{0b00000000, 0b00000001, 0b00000010, 0},
{0b00000000, 0b00000100, 0b00001000, 2},
{0b00000000, 0b00010000, 0b00100000, 4},
{0b00000000, 0b01000000, 0b10000000, 6}};
#define N1(n) ((((uint8_t)1) << (n)) - 1)
#define BIT1_SIZE(n) ((((n)-1) >> 3) + 1)
#define BIT2_SIZE(n) ((((n)-1) >> 2) + 1)
#define SET_BIT1(p, i, v) ((p)[(i) >> 3] = (p)[(i) >> 3] & N1((i)&7) | (((uint8_t)(v)) << ((i)&7)))
#define N1(n) ((((uint8_t)1) << (n)) - 1)
#define BIT1_SIZE(n) ((((n)-1) >> 3) + 1)
#define BIT2_SIZE(n) ((((n)-1) >> 2) + 1)
#define SET_BIT1(p, i, v) \
do { \
if (v) { \
(p)[(i) >> 3] |= BIT1_OR_MAP[(i)&7]; \
} else { \
(p)[(i) >> 3] &= BIT1_AND_MAP[(i)&7]; \
} \
} while (0)
#define GET_BIT1(p, i) (((p)[(i) >> 3] >> ((i)&7)) & ((uint8_t)1))
#define SET_BIT2(p, i, v) ((p)[(i) >> 2] = (p)[(i) >> 2] & N1(BIT2_MAP[(i)&3][3]) | BIT2_MAP[(i)&3][(v)])
#define GET_BIT2(p, i) (((p)[(i) >> 2] >> BIT2_MAP[(i)&3][3]) & ((uint8_t)3))