diff options
Diffstat (limited to 'freebsd/sys/sys/random.h')
| -rw-r--r-- | freebsd/sys/sys/random.h | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/freebsd/sys/sys/random.h b/freebsd/sys/sys/random.h index aa6f6458..5dd7ee0b 100644 --- a/freebsd/sys/sys/random.h +++ b/freebsd/sys/sys/random.h @@ -37,31 +37,29 @@ struct uio; -#if defined(DEV_RANDOM) -u_int read_random(void *, u_int); -int read_random_uio(struct uio *, bool); -#else -static __inline int -read_random_uio(void *a __unused, u_int b __unused) -{ - return (0); -} #ifndef __rtems__ -static __inline u_int -read_random(void *a __unused, u_int b __unused) -{ - return (0); -} +void read_random(void *, u_int); #else /* __rtems__ */ #include <unistd.h> static __inline u_int read_random(void *ptr, u_int n) { + getentropy(ptr, n); return (n); } #endif /* __rtems__ */ -#endif +int read_random_uio(struct uio *, bool); +#ifndef __rtems__ +bool is_random_seeded(void); +#else /* __rtems__ */ +static __inline bool +is_random_seeded(void) +{ + + return (true); +} +#endif /* __rtems__ */ /* * Note: if you add or remove members of random_entropy_source, remember to @@ -97,6 +95,7 @@ enum random_entropy_source { RANDOM_PURE_BROADCOM, RANDOM_PURE_CCP, RANDOM_PURE_DARN, + RANDOM_PURE_TPM, ENTROPYSOURCE }; _Static_assert(ENTROPYSOURCE <= 32, @@ -104,9 +103,8 @@ _Static_assert(ENTROPYSOURCE <= 32, #define RANDOM_LEGACY_BOOT_ENTROPY_MODULE "/boot/entropy" #define RANDOM_CACHED_BOOT_ENTROPY_MODULE "boot_entropy_cache" -#define RANDOM_CACHED_SKIP_START 256 -#if defined(DEV_RANDOM) +#ifndef __rtems__ extern u_int hc_source_mask; void random_harvest_queue_(const void *, u_int, enum random_entropy_source); void random_harvest_fast_(const void *, u_int); @@ -163,6 +161,9 @@ void random_harvest_deregister_source(enum random_entropy_source); #define GRND_NONBLOCK 0x1 #define GRND_RANDOM 0x2 + +__BEGIN_DECLS ssize_t getrandom(void *buf, size_t buflen, unsigned int flags); +__END_DECLS #endif /* _SYS_RANDOM_H_ */ |