gnutls_hmac_copy(3) — Linux manual page
gnutls_hmac_copy(3) gnutls gnutls_hmac_copy(3)
NAME
gnutls_hmac_copy - API function
SYNOPSIS
#include <gnutls/crypto.h>
gnutls_hmac_hd_t gnutls_hmac_copy(gnutls_hmac_hd_t handle);
ARGUMENTS
gnutls_hmac_hd_t handle
is a gnutls_hmac_hd_t type
DESCRIPTION
This function will create a copy of MAC context, containing all
its current state. Copying contexts for MACs registered using
gnutls_crypto_register_mac() is not supported and will always
result in an error. In addition to that, some of the MAC
implementations do not support this operation. Applications
should check the return value and provide a proper fallback.
RETURNS
new MAC context or NULL in case of an error.
SINCE
3.6.9
REPORTING BUGS
Report bugs to <bugs@gnutls.org>.
Home page: https://www.gnutls.org
COPYRIGHT
Copyright © 2001-2023 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 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/
COLOPHON
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Library) project. Information about the project can be found at
⟨http://www.gnutls.org/⟩. If you have a bug report for this
manual page, send it to bugs@gnutls.org. This page was obtained
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⟨http://www.gnutls.org/download.html⟩ on 2024-06-14. If you
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