SYNOPSIS
#include <gnutls/pkcs7.h>int gnutls_pkcs7_get_attr(gnutls_pkcs7_attrs_t list, unsigned idx, char ** oid, gnutls_datum_t * data, unsigned flags);
ARGUMENTS
- gnutls_pkcs7_attrs_t list
- A list of existing attributes or NULL for the first one
- unsigned idx
- the index of the attribute to get
- char ** oid
- the OID of the attribute (read-only)
- gnutls_datum_t * data
- the raw data of the attribute
- unsigned flags
- zero or GNUTLS_PKCS7_ATTR_ENCODE_OCTET_STRING
DESCRIPTION
This function will get a PKCS 7 attribute from the provided list. The OID is a constant string, but data will be allocated and must be deinitialized by the caller.RETURNS
On success, GNUTLS_E_SUCCESS (0) is returned, otherwise a negative error value. GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE is returned if there are no data in the current index.SINCE
3.4.2COPYRIGHT
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