Mihai Tudor Panu 89d5de43e0 license: update to SPDX style license text throughout
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
2020-03-05 15:13:36 -08:00

90 lines
2.4 KiB
C++

/*
* Author: Jon Trulson <jtrulson@ics.com>
* Copyright (c) 2015 Intel Corporation.
*
* This program and the accompanying materials are made available under the
* terms of the The MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
*/
#include <iostream>
#include "zfm20.hpp"
using namespace std;
using namespace upm;
int
main(int argc, char** argv)
{
//! [Interesting]
// Instantiate a ZFM20 Fingerprint reader on UART 0
upm::ZFM20 fp(0);
// make sure port is initialized properly. 57600 baud is the default.
if (!fp.setupTty(57600)) {
cerr << "Failed to setup tty port parameters" << endl;
return 1;
}
// first, set the default password and address
fp.setPassword(ZFM20_DEFAULT_PASSWORD);
fp.setAddress(ZFM20_DEFAULT_ADDRESS);
// now verify the password. If this fails, any other commands
// will be ignored, so we just bail.
if (fp.verifyPassword()) {
cout << "Password verified." << endl;
} else {
cerr << "Password verification failed." << endl;
return 1;
}
// how many valid stored templates (fingerprints) do we have?
cout << "Total stored templates: " << fp.getNumTemplates() << endl;
cout << endl;
// now spin waiting for a fingerprint to successfully image
cout << "Waiting for finger print..." << endl;
while (fp.generateImage() == ZFM20::ERR_NO_FINGER)
;
// in theory, we have an image
cout << "Image captured, converting..." << endl;
uint8_t rv;
if ((rv = fp.image2Tz(1)) != ZFM20::ERR_OK) {
cerr << "Image conversion failed with error code " << int(rv) << endl;
return 1;
}
cout << "Image conversion succeeded." << endl;
cout << "Searching database..." << endl;
uint16_t id = 0;
uint16_t score = 0;
// we search for a print matching slot 1, where we shored our last
// converted fingerprint
if ((rv = fp.search(1, id, score)) != ZFM20::ERR_OK) {
if (rv == ZFM20::ERR_FP_NOTFOUND) {
cout << "Finger Print not found" << endl;
return 0;
} else {
cerr << "Search failed with error code " << int(rv) << endl;
return 1;
}
}
cout << "Fingerprint found!" << endl;
cout << "ID: " << int(id) << ", Score: " << int(score) << endl;
//! [Interesting]
return 0;
}