NAME

       gnutls_x509_crt_check_issuer - API function

SYNOPSIS

       #include <gnutls/x509.h>

       int gnutls_x509_crt_check_issuer(gnutls_x509_crt_t cert, gnutls_x509_crt_t issuer);

ARGUMENTS

       gnutls_x509_crt_t cert
                   is the certificate to be checked

       gnutls_x509_crt_t issuer
                   is the certificate of a possible issuer

DESCRIPTION

       This function will check if the given certificate was issued by the given issuer. It checks the DN fields
       and the authority key identifier and subject key identifier fields match.

       If the same certificate is provided  at  the   cert  and   issuer  fields,  it  will  check  whether  the
       certificate is self-signed.

RETURNS

       It will return true (1) if the given certificate is issued by the given issuer, and false (0) if not.

REPORTING BUGS

       Report bugs to <bugs@gnutls.org>.
       Home page: http://www.gnutls.org

COPYRIGHT

       Copyright © 2001-2021 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

       http://www.gnutls.org/manual/