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gnutls_hash_copy(3) gnutls gnutls_hash_copy(3)
NAME
gnutls_hash_copy - API function
SYNOPSIS
#include <gnutls/crypto.h>
gnutls_hash_hd_t gnutls_hash_copy(gnutls_hash_hd_t handle);
ARGUMENTS
gnutls_hash_hd_t handle
is a gnutls_hash_hd_t type
DESCRIPTION
This function will create a copy of Message Digest context, containing
all its current state. Copying contexts for Message Digests registered
using gnutls_crypto_register_digest() is not supported and will always
result in an error. In addition to that, some of the Message Digest
implementations do not support this operation. Applications should
check the return value and provide a proper fallback.
RETURNS
new Message Digest 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 (C) 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 ALSO
The full documentation for gnutls is maintained as a Texinfo manual.
If the /usr/local/share/doc/gnutls/ directory does not contain the HTML
form visit
https://www.gnutls.org/manual/
gnutls 3.7.9 gnutls_hash_copy(3)