1 /*
2 * Copyright (c) 2022, sakumisu
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 */
6 #include "usbd_core.h"
7 #include "usbd_printer.h"
8
9 struct usbd_printer_priv {
10 const uint8_t *device_id;
11 uint8_t device_id_len;
12 uint8_t port_status;
13 } g_usbd_printer;
14
printer_class_interface_request_handler(struct usb_setup_packet * setup,uint8_t ** data,uint32_t * len)15 static int printer_class_interface_request_handler(struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
16 {
17 USB_LOG_DBG("Printer Class request: "
18 "bRequest 0x%02x\r\n",
19 setup->bRequest);
20
21 switch (setup->bRequest) {
22 case PRINTER_REQUEST_GET_DEVICE_ID:
23 memcpy(*data, g_usbd_printer.device_id, g_usbd_printer.device_id_len);
24 *len = g_usbd_printer.device_id_len;
25 break;
26 case PRINTER_REQUEST_GET_PORT_SATTUS:
27
28 break;
29 case PRINTER_REQUEST_SOFT_RESET:
30
31 break;
32 default:
33 USB_LOG_WRN("Unhandled Printer Class bRequest 0x%02x\r\n", setup->bRequest);
34 return -1;
35 }
36
37 return 0;
38 }
39
printer_notify_handler(uint8_t event,void * arg)40 static void printer_notify_handler(uint8_t event, void *arg)
41 {
42 switch (event) {
43 case USBD_EVENT_RESET:
44 break;
45
46 default:
47 break;
48 }
49 }
50
usbd_printer_init_intf(struct usbd_interface * intf,const uint8_t * device_id,uint8_t device_id_len)51 struct usbd_interface *usbd_printer_init_intf(struct usbd_interface *intf, const uint8_t *device_id, uint8_t device_id_len)
52 {
53 intf->class_interface_handler = printer_class_interface_request_handler;
54 intf->class_endpoint_handler = NULL;
55 intf->vendor_handler = NULL;
56 intf->notify_handler = printer_notify_handler;
57
58 g_usbd_printer.device_id = device_id;
59 g_usbd_printer.device_id_len = device_id_len;
60 return intf;
61 }
62