89 lines
2.7 KiB
C
89 lines
2.7 KiB
C
|
/*
|
||
|
|
* Copyright (c) 2022, sakumisu
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*/
|
||
|
|
#include "usbd_core.h"
|
||
|
|
#include "usbd_hid.h"
|
||
|
|
|
||
|
|
static int hid_class_interface_request_handler(uint8_t busid, struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
|
||
|
|
{
|
||
|
|
USB_LOG_DBG("HID Class request: "
|
||
|
|
"bRequest 0x%02x\r\n",
|
||
|
|
setup->bRequest);
|
||
|
|
|
||
|
|
uint8_t intf_num = LO_BYTE(setup->wIndex);
|
||
|
|
|
||
|
|
switch (setup->bRequest) {
|
||
|
|
case HID_REQUEST_GET_REPORT:
|
||
|
|
/* report id ,report type */
|
||
|
|
usbd_hid_get_report(busid, intf_num, LO_BYTE(setup->wValue), HI_BYTE(setup->wValue), data, len);
|
||
|
|
break;
|
||
|
|
case HID_REQUEST_GET_IDLE:
|
||
|
|
(*data)[0] = usbd_hid_get_idle(busid, intf_num, LO_BYTE(setup->wValue));
|
||
|
|
*len = 1;
|
||
|
|
break;
|
||
|
|
case HID_REQUEST_GET_PROTOCOL:
|
||
|
|
(*data)[0] = usbd_hid_get_protocol(busid, intf_num);
|
||
|
|
*len = 1;
|
||
|
|
break;
|
||
|
|
case HID_REQUEST_SET_REPORT:
|
||
|
|
/* report id ,report type, report, report len */
|
||
|
|
usbd_hid_set_report(busid, intf_num, LO_BYTE(setup->wValue), HI_BYTE(setup->wValue), *data, *len);
|
||
|
|
break;
|
||
|
|
case HID_REQUEST_SET_IDLE:
|
||
|
|
/* report id, duration */
|
||
|
|
usbd_hid_set_idle(busid, intf_num, LO_BYTE(setup->wValue), HI_BYTE(setup->wValue));
|
||
|
|
break;
|
||
|
|
case HID_REQUEST_SET_PROTOCOL:
|
||
|
|
/* protocol */
|
||
|
|
usbd_hid_set_protocol(busid, intf_num, LO_BYTE(setup->wValue));
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
USB_LOG_WRN("Unhandled HID Class bRequest 0x%02x\r\n", setup->bRequest);
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct usbd_interface *usbd_hid_init_intf(uint8_t busid, struct usbd_interface *intf, const uint8_t *desc, uint32_t desc_len)
|
||
|
|
{
|
||
|
|
intf->class_interface_handler = hid_class_interface_request_handler;
|
||
|
|
intf->class_endpoint_handler = NULL;
|
||
|
|
intf->vendor_handler = NULL;
|
||
|
|
intf->notify_handler = NULL;
|
||
|
|
|
||
|
|
intf->hid_report_descriptor = desc;
|
||
|
|
intf->hid_report_descriptor_len = desc_len;
|
||
|
|
return intf;
|
||
|
|
}
|
||
|
|
|
||
|
|
__WEAK void usbd_hid_get_report(uint8_t busid, uint8_t intf, uint8_t report_id, uint8_t report_type, uint8_t **data, uint32_t *len)
|
||
|
|
{
|
||
|
|
(*data[0]) = 0;
|
||
|
|
*len = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
__WEAK uint8_t usbd_hid_get_idle(uint8_t busid, uint8_t intf, uint8_t report_id)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
__WEAK uint8_t usbd_hid_get_protocol(uint8_t busid, uint8_t intf)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
__WEAK void usbd_hid_set_report(uint8_t busid, uint8_t intf, uint8_t report_id, uint8_t report_type, uint8_t *report, uint32_t report_len)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
__WEAK void usbd_hid_set_idle(uint8_t busid, uint8_t intf, uint8_t report_id, uint8_t duration)
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|
||
|
|
__WEAK void usbd_hid_set_protocol(uint8_t busid, uint8_t intf, uint8_t protocol)
|
||
|
|
{
|
||
|
|
}
|