gnutls_x509_crt_get_proxy man page

gnutls_x509_crt_get_proxy — API function


#include <gnutls/x509.h>

int gnutls_x509_crt_get_proxy(gnutls_x509_crt_t cert, unsigned int * critical, int * pathlen, char ** policyLanguage, char ** policy, size_t * sizeof_policy);


gnutls_x509_crt_t cert
should contain a gnutls_x509_crt_t type
unsigned int * critical
will be non-zero if the extension is marked as critical
int * pathlen
pointer to output integer indicating path length (may be NULL), non-negative error codes indicate a present pCPathLenConstraint field and the actual value, -1 indicate that the field is absent.
char ** policyLanguage
output variable with OID of policy language
char ** policy
output variable with policy data
size_t * sizeof_policy
output variable size of policy data


This function will get information from a proxy certificate. It reads the ProxyCertInfo X.509 extension (


On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error code is returned.

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