diff options
| author | Joe Maples <joe@frap129.org> | 2016-08-28 13:10:23 +0000 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-11 10:57:04 +0200 |
| commit | 348fec78a63fc91b4d0bf2534d56b4f7cb7a27c1 (patch) | |
| tree | 74fa917aa0630c3c18b683cce78fa6627bcd8653 /include/uapi/linux/random.h | |
| parent | 34a20a12e3d15c06b0d9253fe0af3b134d1917b2 (diff) | |
random: Backport driver from 4.1.31
Signed-off-by: Joe Maples <joe@frap129.org>
Diffstat (limited to 'include/uapi/linux/random.h')
| -rw-r--r-- | include/uapi/linux/random.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/uapi/linux/random.h b/include/uapi/linux/random.h index fff3528a0..db52f1c5e 100644 --- a/include/uapi/linux/random.h +++ b/include/uapi/linux/random.h @@ -22,7 +22,7 @@ /* Get the contents of the entropy pool. (Superuser only.) */ #define RNDGETPOOL _IOR( 'R', 0x02, int [2] ) -/* +/* * Write bytes into the entropy pool and add to the entropy count. * (Superuser only.) */ @@ -40,4 +40,13 @@ struct rand_pool_info { __u32 buf[0]; }; +/* + * Flags for getrandom(2) + * + * GRND_NONBLOCK Don't block and return EAGAIN instead + * GRND_RANDOM Use the /dev/random pool instead of /dev/urandom + */ +#define GRND_NONBLOCK 0x0001 +#define GRND_RANDOM 0x0002 + #endif /* _UAPI_LINUX_RANDOM_H */ |