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 openssl_xattr_data(lua_State*L)
{
X509_ATTRIBUTE* attr = CHECK_OBJECT(1, X509_ATTRIBUTE, "openssl.x509_attribute");
if (lua_type(L, 2) == LUA_TSTRING)
{
int attrtype = luaL_checkint(L, 2);
size_t size;
int ret;
const char *data = luaL_checklstring(L, 3, &size);
if (attr->single)
ASN1_TYPE_free((ASN1_TYPE*)attr->value.ptr);
else
sk_ASN1_TYPE_pop_free(attr->value.set, ASN1_TYPE_free);
attr->value.ptr = NULL;
ret = X509_ATTRIBUTE_set1_data(attr, attrtype, data, size);
return openssl_pushresult(L, ret);
}
else
{
int idx = luaL_checkint(L, 2);
int attrtype = luaL_checkint(L, 3);
ASN1_STRING *as = (ASN1_STRING *)X509_ATTRIBUTE_get0_data(attr, idx, attrtype, NULL);
as = ASN1_STRING_dup(as);
PUSH_OBJECT(as, "openssl.asn1_string");
return 1;
}
}
static int openssl_xattr_data(lua_State*L)
{
X509_ATTRIBUTE* attr = CHECK_OBJECT(1, X509_ATTRIBUTE, "openssl.x509_attribute");
if (lua_type(L, 2) == LUA_TSTRING)
{
int attrtype = luaL_checkint(L, 2);
size_t size;
int ret;
const char *data = luaL_checklstring(L, 3, &size);
#if OPENSSL_VERSION_NUMBER < 0x10100000L
if (X509_ATTRIBUTE_count(attr) == 1)
ASN1_TYPE_free((ASN1_TYPE*)attr->value.ptr);
else
sk_ASN1_TYPE_pop_free(attr->value.set, ASN1_TYPE_free);
attr->value.ptr = NULL;
#else
#endif
ret = X509_ATTRIBUTE_set1_data(attr, attrtype, data, size);
return openssl_pushresult(L, ret);
}
else
{
int idx = luaL_checkint(L, 2);
int attrtype = luaL_checkint(L, 3);
ASN1_STRING *as = (ASN1_STRING *)X509_ATTRIBUTE_get0_data(attr, idx, attrtype, NULL);
PUSH_ASN1_STRING(L, as);
return 1;
}
}
