---
name: "kcapi_rng_generate"
section: "3"
platform: "linux"
package: "libkcapi-dev"
version: "1.4.0-1+b2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/kcapi_rng_generate"
---

# kcapi\_rng\_generate(3)

generate a random number

## NAME

kcapi\_rng\_generate - generate a random number

## SYNOPSIS

**ssize\_t kcapi\_rng\_generate(struct kcapi\_handle \*** *handle***, uint8\_t \*** *buffer***, size\_t** *len***);**

## ARGUMENTS

*handle*

\[in\] cipher handle

*buffer*

\[out\] filled with the random number

*len*

\[in\] buffer length

## DESCRIPTION

*return* size of random number generated upon success; -EIO - data cannot be obtained

## AUTHOR

**Stephan Mueller** \<smueller@chronox.de\>

Author.

## COPYRIGHT