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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note *//* * include/linux/random.h * * Include file for the random number generator. */
#ifndef _UAPI_LINUX_RANDOM_H#define _UAPI_LINUX_RANDOM_H
#include <linux/types.h>#include <linux/ioctl.h>#include <linux/irqnr.h>
/* ioctl()'s for the random number generator */
/* Get the entropy count. */#define RNDGETENTCNT _IOR( 'R', 0x00, int )
/* Add to (or subtract from) the entropy count. (Superuser only.) */#define RNDADDTOENTCNT _IOW( 'R', 0x01, int )
/* Get the contents of the entropy pool. (Superuser only.) (Removed in 2.6.9-rc2.) */#define RNDGETPOOL _IOR( 'R', 0x02, int [2] )
/* * Write bytes into the entropy pool and add to the entropy count. * (Superuser only.) */#define RNDADDENTROPY _IOW( 'R', 0x03, int [2] )
/* Clear entropy count to 0. (Superuser only.) */#define RNDZAPENTCNT _IO( 'R', 0x04 )
/* Clear the entropy pool and associated counters. (Superuser only.) */#define RNDCLEARPOOL _IO( 'R', 0x06 )
/* Reseed CRNG. (Superuser only.) */#define RNDRESEEDCRNG _IO( 'R', 0x07 )
struct rand_pool_info { int entropy_count; int buf_size; __u32 buf[];};
/* * Flags for getrandom(2) * * GRND_NONBLOCK Don't block and return EAGAIN instead * GRND_RANDOM No effect * GRND_INSECURE Return non-cryptographic random bytes */#define GRND_NONBLOCK 0x0001#define GRND_RANDOM 0x0002#define GRND_INSECURE 0x0004
/** * struct vgetrandom_opaque_params - arguments for allocating memory for vgetrandom * * @size_of_opaque_state: Size of each state passed to vgetrandom(). * @mmap_prot: Value of the prot argument in mmap(2). * @mmap_flags: Value of the flags argument in mmap(2). * @reserved: Reserved for future use. */struct vgetrandom_opaque_params { __u32 size_of_opaque_state; __u32 mmap_prot; __u32 mmap_flags; __u32 reserved[13];};
#endif /* _UAPI_LINUX_RANDOM_H */