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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [linux/] [random.h] - Rev 13
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/* * 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]; }; #endif /* _LINUX_RANDOM_H */