| /* |
| * Copyright 2016 Google Inc. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but without any warranty; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #include "base/list.h" |
| #include "base/xalloc.h" |
| #include "drivers/bus/usb/usb.h" |
| #include "drivers/keyboard/dynamic.h" |
| #include "drivers/keyboard/keyboard.h" |
| |
| static int get_char(KeyboardOps *me) |
| { |
| DynamicKeyboards *keyboards = container_of(me, DynamicKeyboards, ops); |
| |
| if (CONFIG_DRIVER_USB_HID) |
| dc_usb_initialize(); |
| |
| while (1) { |
| if (CONFIG_DRIVER_USB_HID) |
| usb_poll(); |
| |
| DynamicKeyboard *kb; |
| list_for_each(kb, keyboards->keyboards, list_node) { |
| if (kb->ops.have_char(&kb->ops)) |
| return kb->ops.get_char(&kb->ops); |
| } |
| } |
| } |
| |
| static int have_char(KeyboardOps *me) |
| { |
| DynamicKeyboards *keyboards = container_of(me, DynamicKeyboards, ops); |
| |
| if (CONFIG_DRIVER_USB_HID) { |
| dc_usb_initialize(); |
| usb_poll(); |
| } |
| |
| DynamicKeyboard *kb; |
| list_for_each(kb, keyboards->keyboards, list_node) { |
| if (kb->ops.have_char(&kb->ops)) |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| DynamicKeyboards dynamic_keyboards = { |
| .ops = { |
| .get_char = &get_char, |
| .have_char = &have_char |
| } |
| }; |