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author | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-02-21 17:07:14 +0100 |
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committer | Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> | 2013-02-21 17:07:14 +0100 |
commit | e29371d762df5bb35d2bc434ea266a046e5a0a75 (patch) | |
tree | dac4a8db52d92453415f35606130a49e9f32e4ef /include/linux/random.h | |
parent | 17b14ca25e9cd6c5cd7605941f6120e405a84f8b (diff) | |
parent | 894e2ac82bd0029adce7ad6c8d25501fdd82c994 (diff) |
Merge branch 'master' of git://1984.lsi.us.es/nf
Diffstat (limited to 'include/linux/random.h')
-rw-r--r-- | include/linux/random.h | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/include/linux/random.h b/include/linux/random.h index 6330ed47b38..d9846088c2c 100644 --- a/include/linux/random.h +++ b/include/linux/random.h @@ -25,10 +25,19 @@ extern const struct file_operations random_fops, urandom_fops; unsigned int get_random_int(void); unsigned long randomize_range(unsigned long start, unsigned long end, unsigned long len); -u32 random32(void); -void srandom32(u32 seed); +u32 prandom_u32(void); +void prandom_bytes(void *buf, int nbytes); +void prandom_seed(u32 seed); -u32 prandom32(struct rnd_state *); +/* + * These macros are preserved for backward compatibility and should be + * removed as soon as a transition is finished. + */ +#define random32() prandom_u32() +#define srandom32(seed) prandom_seed(seed) + +u32 prandom_u32_state(struct rnd_state *); +void prandom_bytes_state(struct rnd_state *state, void *buf, int nbytes); /* * Handle minimum values for seeds @@ -39,11 +48,11 @@ static inline u32 __seed(u32 x, u32 m) } /** - * prandom32_seed - set seed for prandom32(). + * prandom_seed_state - set seed for prandom_u32_state(). * @state: pointer to state structure to receive the seed. * @seed: arbitrary 64-bit value to use as a seed. */ -static inline void prandom32_seed(struct rnd_state *state, u64 seed) +static inline void prandom_seed_state(struct rnd_state *state, u64 seed) { u32 i = (seed >> 32) ^ (seed << 10) ^ seed; |