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#include <string.h>
#include "webusb.h"
#include "wait.h"
webusb_state_t webusb_state = {
.paired = false,
.pairing = false,
};
void webusb_receive(uint8_t *data, uint8_t length) {
uint8_t command = data[0];
if(command == WEBUSB_CMD_PAIR && webusb_state.pairing == true) {
uint8_t event[3];
webusb_state.pairing = false;
webusb_state.paired = true;
event[0] = WEBUSB_STATUS_OK;
event[1] = WEBUSB_EVT_PAIRED;
event[2] = WEBUSB_STOP_BIT;
webusb_send(event, sizeof(event));
return;
}
if(command == WEBUSB_GET_FW_VERSION) {
// Landing page + packet headers(2) + stop bit(1)
uint8_t lp_size = sizeof(FIRMWARE_VERSION) + 3;
uint8_t url[lp_size];
uint8_t event[2];
event[0] = WEBUSB_STATUS_OK;
event[1] = WEBUSB_EVT_LANDING_PAGE;
uint8_t stop[1];
stop[0] = WEBUSB_STOP_BIT;
memcpy(url, event, 2);
memcpy(url + 2, FIRMWARE_VERSION, sizeof(FIRMWARE_VERSION));
memcpy(url + 2 + sizeof(FIRMWARE_VERSION), stop, 1);
webusb_send(url, lp_size);
return;
}
if(webusb_state.paired == true) {
switch(command) {
//Handle commands in here
}
} else {
webusb_error(WEBUSB_STATUS_NOT_PAIRED);
}
};
void webusb_error(uint8_t code) {
uint8_t buffer[1];
buffer[0] = code;
webusb_send(buffer, 1);
}
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