Files
CherryUSB/class/printer/usbd_printer.c

65 lines
1.4 KiB
C

/*
* Copyright (c) 2022, sakumisu
*
* SPDX-License-Identifier: Apache-2.0
*/
#include "usbd_core.h"
#include "usbd_printer.h"
struct printer_cfg_priv {
uint8_t *device_id;
uint8_t port_status;
} usbd_printer_cfg;
static int printer_class_request_handler(struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
{
USB_LOG_DBG("Printer Class request: "
"bRequest 0x%02x\r\n",
setup->bRequest);
switch (setup->bRequest) {
case PRINTER_REQUEST_GET_DEVICE_ID:
break;
case PRINTER_REQUEST_GET_PORT_SATTUS:
break;
case PRINTER_REQUEST_SOFT_RESET:
break;
default:
USB_LOG_WRN("Unhandled Printer Class bRequest 0x%02x\r\n", setup->bRequest);
return -1;
}
return 0;
}
static void printer_notify_handler(uint8_t event, void *arg)
{
switch (event) {
case USBD_EVENT_RESET:
break;
default:
break;
}
}
void usbd_printer_add_interface(usbd_class_t *devclass, usbd_interface_t *intf)
{
static usbd_class_t *last_class = NULL;
if (last_class != devclass) {
last_class = devclass;
usbd_class_register(devclass);
}
intf->class_handler = printer_class_request_handler;
intf->custom_handler = NULL;
intf->vendor_handler = NULL;
intf->notify_handler = printer_notify_handler;
usbd_class_add_interface(devclass, intf);
}