Manpages - gnutls_hkdf_extract.3

gnutls_hkdf_extract - API function

#include <gnutls/crypto.h>

int gnutls_hkdf_extract(gnutls_mac_algorithm_t */mac/, const gnutls_datum_t * key, const gnutls_datum_t * salt, void * output);*

gnutls_mac_algorithm_t mac

the mac algorithm used internally

const gnutls_datum_t * key

the initial keying material

const gnutls_datum_t * salt

the optional salt

void * output

the output value of the extract operation

This function will derive a fixed-size key using the HKDF-Extract function as defined in RFC 5869.

Zero or a negative error code on error.

3.6.13

Report bugs to <bugs@gnutls.org>.
Home page: https://www.gnutls.org

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