.\" DO NOT MODIFY THIS FILE!  It was generated by gdoc.

.TH "gnutls_hmac_copy" 3 "3.6.14" "gnutls" "gnutls"

.SH NAME

gnutls_hmac_copy \- API function

.SH SYNOPSIS

.B #include <gnutls/crypto.h>

.sp

.BI "gnutls_hmac_hd_t gnutls_hmac_copy(gnutls_hmac_hd_t " handle ");"

.SH ARGUMENTS

.IP "gnutls_hmac_hd_t handle" 12

is a \fBgnutls_hmac_hd_t\fP type

.SH "DESCRIPTION"

This function will create a copy of MAC context, containing all its current

state. Copying contexts for MACs registered using

\fBgnutls_crypto_register_mac()\fP is not supported and will always result in an

error.

.SH "RETURNS"

new MAC context or NULL in case of an error.

.SH "SINCE"

3.6.9

.SH "REPORTING BUGS"

Report bugs to <bugs@gnutls.org>.

.br

Home page: https://www.gnutls.org

.SH COPYRIGHT

Copyright \(co 2001- Free Software Foundation, Inc., and others.

.br

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.

.SH "SEE ALSO"

The full documentation for

.B gnutls

is maintained as a Texinfo manual.

If the /usr/share/doc/gnutls/

directory does not contain the HTML form visit

.B

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

.PP