IoObject *IoCertificate_attributes(IoCertificate *self, IoObject *locals, IoMessage *m) { IoObject *map = IoObject_new(IoObject_state(self)); const EVP_PKEY *pkey = X509_extract_key(X509(self)); int i; for(i = 0; i < EVP_PKEY_get_attr_count(pkey); i++) { IoList *list = IoList_new(IoObject_state(self)); X509_ATTRIBUTE *attr = EVP_PKEY_get_attr(pkey, i); const char *key = (const char *)OBJ_nid2ln(OBJ_obj2nid(X509_ATTRIBUTE_get0_object(attr))); int j; for(j = 0; j < X509_ATTRIBUTE_count(attr); j++) { ASN1_TYPE *attrType = X509_ATTRIBUTE_get0_type(attr, j); ASN1_OBJECT *attrData = X509_ATTRIBUTE_get0_data(attr, j, attrType->type, NULL); //consider switching on attrType instead; //really, that would be wiser, so that dates, //numbers, etc can be happy /* switch(attrType->type) { case V_ASN1_OCTET_STRING: ... */ int len = i2t_ASN1_OBJECT(NULL, 0, attrData); char *value = calloc(len, sizeof(char)); i2t_ASN1_OBJECT(value, len, attrData); IoList_rawAppend_(list, IoSeq_newWithCString_(IoObject_state(self), value)); } IoObject_setSlot_to_(map, IOSYMBOL(key), list); } return map; }
static int copy_bag_attr(PKCS12_SAFEBAG *bag, EVP_PKEY *pkey, int nid) { int idx; X509_ATTRIBUTE *attr; idx = EVP_PKEY_get_attr_by_NID(pkey, nid, -1); if (idx < 0) return 1; attr = EVP_PKEY_get_attr(pkey, idx); if (!X509at_add1_attr(&bag->attrib, attr)) return 0; return 1; }