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-rw-r--r--include/linux/random.h43
1 files changed, 1 insertions, 42 deletions
diff --git a/include/linux/random.h b/include/linux/random.h
index ac621ce886ca..6330ed47b38b 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -3,50 +3,11 @@
3 * 3 *
4 * Include file for the random number generator. 4 * Include file for the random number generator.
5 */ 5 */
6
7#ifndef _LINUX_RANDOM_H 6#ifndef _LINUX_RANDOM_H
8#define _LINUX_RANDOM_H 7#define _LINUX_RANDOM_H
9 8
10#include <linux/types.h> 9#include <uapi/linux/random.h>
11#include <linux/ioctl.h>
12#include <linux/irqnr.h>
13
14/* ioctl()'s for the random number generator */
15
16/* Get the entropy count. */
17#define RNDGETENTCNT _IOR( 'R', 0x00, int )
18
19/* Add to (or subtract from) the entropy count. (Superuser only.) */
20#define RNDADDTOENTCNT _IOW( 'R', 0x01, int )
21
22/* Get the contents of the entropy pool. (Superuser only.) */
23#define RNDGETPOOL _IOR( 'R', 0x02, int [2] )
24
25/*
26 * Write bytes into the entropy pool and add to the entropy count.
27 * (Superuser only.)
28 */
29#define RNDADDENTROPY _IOW( 'R', 0x03, int [2] )
30 10
31/* Clear entropy count to 0. (Superuser only.) */
32#define RNDZAPENTCNT _IO( 'R', 0x04 )
33
34/* Clear the entropy pool and associated counters. (Superuser only.) */
35#define RNDCLEARPOOL _IO( 'R', 0x06 )
36
37struct rand_pool_info {
38 int entropy_count;
39 int buf_size;
40 __u32 buf[0];
41};
42
43struct rnd_state {
44 __u32 s1, s2, s3;
45};
46
47/* Exported functions */
48
49#ifdef __KERNEL__
50 11
51extern void add_device_randomness(const void *, unsigned int); 12extern void add_device_randomness(const void *, unsigned int);
52extern void add_input_randomness(unsigned int type, unsigned int code, 13extern void add_input_randomness(unsigned int type, unsigned int code,
@@ -104,6 +65,4 @@ static inline int arch_get_random_int(unsigned int *v)
104} 65}
105#endif 66#endif
106 67
107#endif /* __KERNEL___ */
108
109#endif /* _LINUX_RANDOM_H */ 68#endif /* _LINUX_RANDOM_H */