gnutls_hmac_init - Online Linux Manual PageSection : 3
Updated : 3.7.3
Source : gnutls
Note : gnutls
NAMEgnutls_hmac_init − API function
SYNOPSIS#include <gnutls/crypto.h> int gnutls_hmac_init(gnutls_hmac_hd_t * dig, gnutls_mac_algorithm_t algorithm, const void * key, size_t keylen);
ARGUMENTSgnutls_hmac_hd_t * dig is a gnutls_hmac_hd_t type gnutls_mac_algorithm_t algorithm the HMAC algorithm to use const void * key the key to be used for encryption size_t keylen the length of the key
DESCRIPTIONThis function will initialize an context that can be used to produce a Message Authentication Code (MAC) of data. This will effectively use the current crypto backend in use by gnutls or the cryptographic accelerator in use. Note that despite the name of this function, it can be used for other MAC algorithms than HMAC.
RETURNSZero or a negative error code on error.
SINCE2.10.0
REPORTING BUGSReport bugs to <bugs@gnutls.org>.
Home page: https://www.gnutls.org
COPYRIGHTCopyright © 2001- Free Software Foundation, Inc., and others.
Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved.
SEE ALSOThe 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/ 0
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