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