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gnutls_decode_rs_value(3)	     gnutls	       gnutls_decode_rs_value(3)

NAME
     gnutls_decode_rs_value - API function

SYNOPSIS
     #include <gnutls/crypto.h>

     int gnutls_decode_rs_value(const gnutls_datum_t * sig_value, gnutls_datum_t
     * r, gnutls_datum_t * s);

ARGUMENTS
     const gnutls_datum_t * sig_value
		 holds a Dss-Sig-Value DER or BER encoded structure

     gnutls_datum_t * r
		 will contain the r value

     gnutls_datum_t * s
		 will contain the s value

DESCRIPTION
     This  function  will  decode  the provided  sig_value , into  r and  s ele-
     ments. The Dss-Sig-Value is used for DSA and ECDSA signatures.

     The output values may be padded with a zero byte to prevent them from being
     interpreted as negative values.  The  value  should  be  deallocated  using
     gnutls_free().

RETURNS
     On  success,  GNUTLS_E_SUCCESS  (0) is returned, otherwise an error code is
     returned.

SINCE
     3.6.0

REPORTING BUGS
     Report bugs to <bugs@gnutls.org>.
     Home page: https://www.gnutls.org

COPYRIGHT
     Copyright (C) 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/local/share/doc/gnutls/	directory does not contain the HTML form
     visit

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

gnutls				     3.8.13	       gnutls_decode_rs_value(3)

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