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#include "project.h"
#include "../common/vendor_req.h"
static int key_send_timer = 0;
static int start_key_send = 0;
int
crypto_control (uint8_t request, uint16_t value, uint16_t index, void *buf,
size_t len)
{
(void) index;
(void) buf;
(void) len;
switch (request)
{
case VENDOR_REQ_KEYPRESS:
send_ascii (value);
return 1;
case VENDOR_REQ_SET_KEY:
state_init ();
key_set (buf, len);
return 1;
case VENDOR_REQ_SEND_KEY:
if (!value)
start_key_send = 1;
else
key_send_timer = value;
return 1;
case VENDOR_REQ_CLEAR_KEY:
key_wipe ();
return 1;
}
return 0;
}
int
vendor_control_request (usbd_device * usbd_dev, struct usb_setup_data *req,
uint8_t ** buf, uint16_t * len,
int (**complete) (usbd_device * usbd_dev,
struct usb_setup_data * req))
{
(void) usbd_dev;
(void) complete;
if (req->bmRequestType !=
(USB_REQ_TYPE_OUT | USB_REQ_TYPE_VENDOR | USB_REQ_TYPE_DEVICE))
return 0;
return crypto_control (req->bRequest, req->wValue, req->wIndex, *buf, *len);
}
void
crypto_tick (void)
{
if (!key_send_timer)
return;
key_send_timer--;
if (!key_send_timer)
start_key_send = 1;
}
void
crypto_poll (void)
{
if (start_key_send)
{
start_key_send = 0;
key_send ();
}
}
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