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| author | Ian Moffett <ian@osmora.org> | 2024-12-20 01:08:12 -0500 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2024-12-20 01:08:12 -0500 |
| commit | a3c9b47cc63f67a09abd098ef25a7e5827f0c185 (patch) | |
| tree | 12d87c80fc43d95db7aa19e8fd4aa135b2a70f22 | |
| parent | a455da84568992df1e84ba3ff45ff229ecd7c5be (diff) | |
kernel: param: Add ptr helpers
Signed-off-by: Ian Moffett <ian@osmora.org>
| -rw-r--r-- | sys/include/sys/param.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/include/sys/param.h b/sys/include/sys/param.h index 612e282..7783b66 100644 --- a/sys/include/sys/param.h +++ b/sys/include/sys/param.h @@ -57,6 +57,12 @@ #define COMBINE16(h, l) ((uint32_t)((uint32_t)(h) << 16) | (l)) #define COMBINE32(h, l) ((uint64_t)((uint64_t)(h) << 32) | (l)) +/* Gives 1 if pointer is aligned */ +#define PTR_ALIGNED(PTR, ALIGN) (!((uintptr_t)PTR & (ALIGN - 1))) + +/* Adds a value to a pointer */ +#define PTR_OFFSET(PTR, OFF) ((void *)((uintptr_t)PTR + OFF)) + #define NELEM(a) (sizeof(a) / sizeof(a[0])) #endif /* _SYS_PARAM_H_ */ |