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   gnutls_hkdf_extract    ( 3 )

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Имя (Name)

gnutls_hkdf_extract - API function

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Синопсис (Synopsis)

#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);

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Аргументы (Arguments)

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

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Описание (Description)

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

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Возвращаемое значение (Return value)

Zero or a negative error code on error.

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Сообщение об ошибках (Reporting bugs)

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

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Смотри также (See also)

The full documentation for gnutls is maintained as a Texinfo
       manual.  If the /usr/share/doc/gnutls/ directory does not contain
       the HTML form visit

       https://www.gnutls.org/manual/ 

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