diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/random.h | 14 | ||||
| -rw-r--r-- | include/uapi/linux/random.h | 7 |
2 files changed, 10 insertions, 11 deletions
diff --git a/include/linux/random.h b/include/linux/random.h index 6312dd9ba449..4002b3df4c85 100644 --- a/include/linux/random.h +++ b/include/linux/random.h | |||
| @@ -29,8 +29,13 @@ unsigned long randomize_range(unsigned long start, unsigned long end, unsigned l | |||
| 29 | u32 prandom_u32(void); | 29 | u32 prandom_u32(void); |
| 30 | void prandom_bytes(void *buf, int nbytes); | 30 | void prandom_bytes(void *buf, int nbytes); |
| 31 | void prandom_seed(u32 seed); | 31 | void prandom_seed(u32 seed); |
| 32 | void prandom_reseed_late(void); | ||
| 32 | 33 | ||
| 33 | u32 prandom_u32_state(struct rnd_state *); | 34 | struct rnd_state { |
| 35 | __u32 s1, s2, s3, s4; | ||
| 36 | }; | ||
| 37 | |||
| 38 | u32 prandom_u32_state(struct rnd_state *state); | ||
| 34 | void prandom_bytes_state(struct rnd_state *state, void *buf, int nbytes); | 39 | void prandom_bytes_state(struct rnd_state *state, void *buf, int nbytes); |
| 35 | 40 | ||
| 36 | /* | 41 | /* |
| @@ -50,9 +55,10 @@ static inline void prandom_seed_state(struct rnd_state *state, u64 seed) | |||
| 50 | { | 55 | { |
| 51 | u32 i = (seed >> 32) ^ (seed << 10) ^ seed; | 56 | u32 i = (seed >> 32) ^ (seed << 10) ^ seed; |
| 52 | 57 | ||
| 53 | state->s1 = __seed(i, 1); | 58 | state->s1 = __seed(i, 2U); |
| 54 | state->s2 = __seed(i, 7); | 59 | state->s2 = __seed(i, 8U); |
| 55 | state->s3 = __seed(i, 15); | 60 | state->s3 = __seed(i, 16U); |
| 61 | state->s4 = __seed(i, 128U); | ||
| 56 | } | 62 | } |
| 57 | 63 | ||
| 58 | #ifdef CONFIG_ARCH_RANDOM | 64 | #ifdef CONFIG_ARCH_RANDOM |
diff --git a/include/uapi/linux/random.h b/include/uapi/linux/random.h index 7471b5b3b8ba..fff3528a078f 100644 --- a/include/uapi/linux/random.h +++ b/include/uapi/linux/random.h | |||
| @@ -40,11 +40,4 @@ struct rand_pool_info { | |||
| 40 | __u32 buf[0]; | 40 | __u32 buf[0]; |
| 41 | }; | 41 | }; |
| 42 | 42 | ||
| 43 | struct rnd_state { | ||
| 44 | __u32 s1, s2, s3; | ||
| 45 | }; | ||
| 46 | |||
| 47 | /* Exported functions */ | ||
| 48 | |||
| 49 | |||
| 50 | #endif /* _UAPI_LINUX_RANDOM_H */ | 43 | #endif /* _UAPI_LINUX_RANDOM_H */ |
