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.TH LIBKECCAK_HMAC_MARSHAL 3 LIBKECCAK
.SH NAME
libkeccak_hmac_marshal - Marshals an HMAC-hashing state
.SH SYNOPSIS
.LP
.nf
#include <libkeccak.h>
.P
size_t
libkeccak_hmac_marshal(const libkeccak_hmac_state_t *\fIstate\fP,
char *\fIdata\fP);
.fi
.P
Link with
.IR -lkeccak .
.SH DESCRIPTION
The
.BR libkeccak_hmac_marshal ()
function marshals
.I *state
into the beginning of
.IR data .
.PP
Use the
.BR libkeccak_hmac_marshal_size (3)
function to get minimum usable allocation size
for
.IR data .
.SH RETURN VALUES
The
.BR libkeccak_hmac_marshal ()
returns the number of bytes written to
.IR data .
.SH ERRORS
The
.BR libkeccak_hmac_marshal ()
function cannot fail.
.SH SEE ALSO
.BR libkeccak_hmac_marshal_size (3),
.BR libkeccak_hmac_unmarshal (3),
.BR libkeccak_hmac_unmarshal_skip (3)
.SH BUGS
Please report bugs to https://github.com/maandree/libkeccak/issues or to
maandree@kth.se
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