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| author | Ian Moffett <ian@osmora.org> | 2024-06-06 15:11:52 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2024-06-06 15:11:52 -0400 |
| commit | fbb0bcffc19e2b0ff26cfb6d85e0ee2719cc9c88 (patch) | |
| tree | fb8059537137523656955c3b017424a4bb811287 | |
| parent | e67e3a62edf7d1948d721e0fc62917906798add1 (diff) | |
kernel: param: Add bit combining macros
Signed-off-by: Ian Moffett <ian@osmora.org>
| -rw-r--r-- | sys/include/sys/param.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/include/sys/param.h b/sys/include/sys/param.h index d6c5a2b..a35a094 100644 --- a/sys/include/sys/param.h +++ b/sys/include/sys/param.h @@ -47,6 +47,11 @@ #define clrbit(a, b) ((a)[(b) >> 3] &= ~BIT(b % 8)) #define testbit(a, b) (ISSET((a)[(b) >> 3], BIT(b % 8))) +/* Combine bits */ +#define COMBINE8(h, l) ((uint16_t)((uint16_t)(h) << 8) | (l)) +#define COMBINE16(h, l) ((uint32_t)((uint32_t)(h) << 16) | (l)) +#define COMBINE32(h, l) ((uint64_t)((uint64_t)(h) << 32) | (l)) + #define NELEM(a) (sizeof(a) / sizeof(a[0])) #endif /* _SYS_PARAM_H_ */ |