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CRYPTO_RNG_GENERATE(9) Programming Interface CRYPTO_RNG_GENERATE(9)

NAME

crypto_rng_generate - get random number

SYNOPSIS

int crypto_rng_generate(struct crypto_rng * tfm, const u8 * src, unsigned int slen, u8 * dst, unsigned int dlen);

ARGUMENTS

tfm

cipher handle

src

Input buffer holding additional data, may be NULL

slen

Length of additional data

dst

output buffer holding the random numbers

dlen

length of the output buffer

DESCRIPTION

This function fills the caller-allocated buffer with random numbers using the random number generator referenced by the cipher handle.

RETURN

0 function was successful; < 0 if an error occurred

AUTHORS

Stephan Mueller <smueller@chronox.de>

Author.

Marek Vasut <marek@denx.de>

Author.

COPYRIGHT

June 2017 Kernel Hackers Manual 4.9.