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| author | Kimplul <kimi.h.kuparinen@gmail.com> | 2022-11-12 16:41:36 +0200 |
|---|---|---|
| committer | Kimplul <kimi.h.kuparinen@gmail.com> | 2022-11-12 16:41:36 +0200 |
| commit | 41ead8de77963bae907375c1bb115dad3315f46b (patch) | |
| tree | 4b364db137bd3bea69853f15329292af7662897d /include/apos/caps.h | |
| parent | 1d37792fb7a47135f0e7b7fc245e83bb1d8fc496 (diff) | |
| download | kmi-41ead8de77963bae907375c1bb115dad3315f46b.tar.gz kmi-41ead8de77963bae907375c1bb115dad3315f46b.zip | |
initial rpc implementations
Diffstat (limited to 'include/apos/caps.h')
| -rw-r--r-- | include/apos/caps.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/apos/caps.h b/include/apos/caps.h index e8ef76b..be64663 100644 --- a/include/apos/caps.h +++ b/include/apos/caps.h @@ -6,6 +6,9 @@ * Capabilities of threads. * \todo The list of capabilities should maybe be placed in some other file so * as to easier extract it into userspace programs. + * + * @todo is it realistic to assume we will never need more than 32 capabilities? + * If so, we can remove the offset nonsense. */ #include <apos/bits.h> @@ -22,6 +25,9 @@ enum { /** Thread is allowed to force interrupt to callback in other thread. */ CAP_CALL = (1 << 2), + + /** Thread is allowed to shut down system. */ + CAP_POWER = (1 << 3), }; /** @@ -67,4 +73,13 @@ enum { */ #define get_caps(x, o) (x) +/** + * Check if something has capability. + * + * @param x Capabilities to check in. + * @param c Capability to check for. + * @return \ref true if \p x has \p c, \ref false otherwise. + */ +#define has_cap(x, c) (x & c) + #endif /* APOS_CAPS_H */ |