xref: /aosp_15_r20/bionic/libc/kernel/uapi/linux/random.h (revision 8d67ca893c1523eb926b9080dbe4e2ffd2a27ba1)
1*8d67ca89SAndroid Build Coastguard Worker /*
2*8d67ca89SAndroid Build Coastguard Worker  * This file is auto-generated. Modifications will be lost.
3*8d67ca89SAndroid Build Coastguard Worker  *
4*8d67ca89SAndroid Build Coastguard Worker  * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5*8d67ca89SAndroid Build Coastguard Worker  * for more information.
6*8d67ca89SAndroid Build Coastguard Worker  */
7*8d67ca89SAndroid Build Coastguard Worker #ifndef _UAPI_LINUX_RANDOM_H
8*8d67ca89SAndroid Build Coastguard Worker #define _UAPI_LINUX_RANDOM_H
9*8d67ca89SAndroid Build Coastguard Worker #include <linux/types.h>
10*8d67ca89SAndroid Build Coastguard Worker #include <linux/ioctl.h>
11*8d67ca89SAndroid Build Coastguard Worker #include <linux/irqnr.h>
12*8d67ca89SAndroid Build Coastguard Worker #define RNDGETENTCNT _IOR('R', 0x00, int)
13*8d67ca89SAndroid Build Coastguard Worker #define RNDADDTOENTCNT _IOW('R', 0x01, int)
14*8d67ca89SAndroid Build Coastguard Worker #define RNDGETPOOL _IOR('R', 0x02, int[2])
15*8d67ca89SAndroid Build Coastguard Worker #define RNDADDENTROPY _IOW('R', 0x03, int[2])
16*8d67ca89SAndroid Build Coastguard Worker #define RNDZAPENTCNT _IO('R', 0x04)
17*8d67ca89SAndroid Build Coastguard Worker #define RNDCLEARPOOL _IO('R', 0x06)
18*8d67ca89SAndroid Build Coastguard Worker #define RNDRESEEDCRNG _IO('R', 0x07)
19*8d67ca89SAndroid Build Coastguard Worker struct rand_pool_info {
20*8d67ca89SAndroid Build Coastguard Worker   int entropy_count;
21*8d67ca89SAndroid Build Coastguard Worker   int buf_size;
22*8d67ca89SAndroid Build Coastguard Worker   __u32 buf[];
23*8d67ca89SAndroid Build Coastguard Worker };
24*8d67ca89SAndroid Build Coastguard Worker #define GRND_NONBLOCK 0x0001
25*8d67ca89SAndroid Build Coastguard Worker #define GRND_RANDOM 0x0002
26*8d67ca89SAndroid Build Coastguard Worker #define GRND_INSECURE 0x0004
27*8d67ca89SAndroid Build Coastguard Worker struct vgetrandom_opaque_params {
28*8d67ca89SAndroid Build Coastguard Worker   __u32 size_of_opaque_state;
29*8d67ca89SAndroid Build Coastguard Worker   __u32 mmap_prot;
30*8d67ca89SAndroid Build Coastguard Worker   __u32 mmap_flags;
31*8d67ca89SAndroid Build Coastguard Worker   __u32 reserved[13];
32*8d67ca89SAndroid Build Coastguard Worker };
33*8d67ca89SAndroid Build Coastguard Worker #endif
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