WERROR winreg_get_printer_dataex_internal(TALLOC_CTX *mem_ctx,
const struct auth_session_info *session_info,
struct messaging_context *msg_ctx,
const char *printer,
const char *key,
const char *value,
enum winreg_Type *type,
uint8_t **data,
uint32_t *data_size)
{
WERROR result;
struct dcerpc_binding_handle *b;
TALLOC_CTX *tmp_ctx;
tmp_ctx = talloc_stackframe();
if (tmp_ctx == NULL) {
return WERR_NOMEM;
}
result = winreg_printer_binding_handle(tmp_ctx, session_info, msg_ctx, &b);
if (!W_ERROR_IS_OK(result)) {
talloc_free(tmp_ctx);
return result;
}
result = winreg_get_printer_dataex(mem_ctx,
b,
printer,
key,
value,
type,
data,
data_size);
talloc_free(tmp_ctx);
return result;
}
bool is_printer_published(TALLOC_CTX *mem_ctx,
const struct auth_serversupplied_info *session_info,
struct messaging_context *msg_ctx,
const char *servername, char *printer, struct GUID *guid,
struct spoolss_PrinterInfo2 **info2)
{
struct spoolss_PrinterInfo2 *pinfo2 = NULL;
enum winreg_Type type;
uint8_t *data;
uint32_t data_size;
WERROR result;
NTSTATUS status;
result = winreg_get_printer(mem_ctx, session_info, msg_ctx,
printer, &pinfo2);
if (!W_ERROR_IS_OK(result)) {
return false;
}
if (!(pinfo2->attributes & PRINTER_ATTRIBUTE_PUBLISHED)) {
TALLOC_FREE(pinfo2);
return false;
}
if (!guid) {
goto done;
}
/* fetching printer guids really ought to be a separate function. */
result = winreg_get_printer_dataex(mem_ctx, session_info, msg_ctx,
printer,
SPOOL_DSSPOOLER_KEY, "objectGUID",
&type, &data, &data_size);
if (!W_ERROR_IS_OK(result)) {
TALLOC_FREE(pinfo2);
return false;
}
/* We used to store the guid as REG_BINARY, then swapped
to REG_SZ for Vista compatibility so check for both */
switch (type) {
case REG_SZ:
status = GUID_from_string((char *)data, guid);
if (!NT_STATUS_IS_OK(status)) {
TALLOC_FREE(pinfo2);
return false;
}
break;
case REG_BINARY:
if (data_size != sizeof(struct GUID)) {
TALLOC_FREE(pinfo2);
return false;
}
memcpy(guid, data, sizeof(struct GUID));
break;
default:
DEBUG(0,("is_printer_published: GUID value stored as "
"invaluid type (%d)\n", type));
break;
}
done:
if (info2) {
*info2 = talloc_move(mem_ctx, &pinfo2);
}
talloc_free(pinfo2);
return true;
}
