Provided by: gnutls-doc_3.0.11+really2.12.14-5ubuntu3_all 

NAME
gnutls_x509_crt_set_proxy - API function
SYNOPSIS
#include <gnutls/x509.h> int gnutls_x509_crt_set_proxy(gnutls_x509_crt_t crt, int pathLenConstraint, const char * policyLanguage, const char * policy, size_t sizeof_policy);
ARGUMENTS
gnutls_x509_crt_t crt a certificate of type gnutls_x509_crt_t int pathLenConstraint non-negative values indicate maximum length of path, and negative values indicate that the pathLenConstraints field should not be present. const char * policyLanguage OID describing the language of policy. const char * policy opaque byte array with policy language, can be NULL size_t sizeof_policy size of policy.
DESCRIPTION
This function will set the proxyCertInfo extension.
RETURNS
On success, GNUTLS_E_SUCCESS is returned, otherwise a negative error value.
REPORTING BUGS
Report bugs to <bug-gnutls@gnu.org>. GnuTLS home page: http://www.gnu.org/software/gnutls/ General help using GNU software: http://www.gnu.org/gethelp/
COPYRIGHT
Copyright © 2008 Free Software Foundation. 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 info and gnutls programs are properly installed at your site, the command info gnutls should give you access to the complete manual.