summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/include/linux/random.h
diff options
context:
space:
mode:
Diffstat (limited to 'ANDROID_3.4.5/include/linux/random.h')
-rw-r--r--ANDROID_3.4.5/include/linux/random.h109
1 files changed, 0 insertions, 109 deletions
diff --git a/ANDROID_3.4.5/include/linux/random.h b/ANDROID_3.4.5/include/linux/random.h
deleted file mode 100644
index 8f74538c..00000000
--- a/ANDROID_3.4.5/include/linux/random.h
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * include/linux/random.h
- *
- * Include file for the random number generator.
- */
-
-#ifndef _LINUX_RANDOM_H
-#define _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.) */
-#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 )
-
-struct rand_pool_info {
- int entropy_count;
- int buf_size;
- __u32 buf[0];
-};
-
-struct rnd_state {
- __u32 s1, s2, s3;
-};
-
-/* Exported functions */
-
-#ifdef __KERNEL__
-
-extern void rand_initialize_irq(int irq);
-
-extern void add_input_randomness(unsigned int type, unsigned int code,
- unsigned int value);
-extern void add_interrupt_randomness(int irq);
-
-extern void get_random_bytes(void *buf, int nbytes);
-void generate_random_uuid(unsigned char uuid_out[16]);
-
-#ifndef MODULE
-extern const struct file_operations random_fops, urandom_fops;
-#endif
-
-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 prandom32(struct rnd_state *);
-
-/*
- * Handle minimum values for seeds
- */
-static inline u32 __seed(u32 x, u32 m)
-{
- return (x < m) ? x + m : x;
-}
-
-/**
- * prandom32_seed - set seed for prandom32().
- * @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)
-{
- u32 i = (seed >> 32) ^ (seed << 10) ^ seed;
-
- state->s1 = __seed(i, 1);
- state->s2 = __seed(i, 7);
- state->s3 = __seed(i, 15);
-}
-
-#ifdef CONFIG_ARCH_RANDOM
-# include <asm/archrandom.h>
-#else
-static inline int arch_get_random_long(unsigned long *v)
-{
- return 0;
-}
-static inline int arch_get_random_int(unsigned int *v)
-{
- return 0;
-}
-#endif
-
-#endif /* __KERNEL___ */
-
-#endif /* _LINUX_RANDOM_H */