gnutls_x509_crt_get_key_purpose_oid (3) - Linux Man Pages
gnutls_x509_crt_get_key_purpose_oid: API function
NAMEgnutls_x509_crt_get_key_purpose_oid - API function
- gnutls_x509_crt_t cert
- should contain a gnutls_x509_crt_t structure
- int indx
- This specifies which OID to return. Use (0) to get the first one.
- void * oid
- a pointer to a buffer to hold the OID (may be null)
- size_t * oid_size
- initially holds the size of oid
- unsigned int * critical
- output flag to indicate criticality of extension
DESCRIPTIONThis function will extract the key purpose OIDs of the Certificate specified by the given index. These are stored in the Extended Key Usage extension (220.127.116.11) See the GNUTLS_KP_* definitions for human readable names.
RETURNSGNUTLS_E_SHORT_MEMORY_BUFFER if the provided buffer is not long enough, and in that case the *oid_size will be updated with the required size. On success 0 is returned.
REPORTING BUGSReport bugs to <bugs [at] gnutls.org>.
Home page: http://www.gnutls.org
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SEE ALSOThe full documentation for gnutls is maintained as a Texinfo manual. If the /usr/share/doc/gnutls/ directory does not contain the HTML form visit