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trezor-firmware/tests/fido_tests/u2f-tests-hid/dev.cc
2022-01-27 13:15:04 +01:00

57 lines
1.7 KiB
C++

// Copyright Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
// Thin shim to allow abstracting away from hid_* calls to
// a set or read/write pipes w/ a particular interface.
#include <assert.h>
#include "u2f_util.h"
bool DEV_opened(struct U2Fob* device) {
return device->dev != NULL;
}
void DEV_close(struct U2Fob* device) {
if (device->dev) {
hid_close(device->dev);
device->dev = NULL;
}
if (device->dev_debug) {
hid_close(device->dev_debug);
device->dev_debug = NULL;
}
}
void DEV_open_path(struct U2Fob* device) {
device->dev = hid_open_path(device->path);
if (atoi(device->path) != 21325) {
device->dev_debug = hid_open_path("21325");
} else {
device->dev_debug = NULL;
}
}
int DEV_write(struct U2Fob* device, const uint8_t* src, size_t n) {
assert(n == 65);
return hid_write(device->dev, src, n);
}
int DEV_read_timeout(struct U2Fob* device, uint8_t* dst, size_t n,
int timeout) {
assert(n == 64);
return hid_read_timeout(device->dev, dst, n, timeout);
}
int DEV_touch(struct U2Fob* device) {
if (!device->dev_debug) {
return 0;
}
sleep(1);
// send DebugLinkDecision{button=DebugButton.YES} to DebugLink interface
hid_write(device->dev_debug, (const uint8_t *)"\x00?##\x00" "d\x00\x00\x00\x02\x08\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 65);
sleep(1);
return 1;
}