1 /*
2 * Author: Jon Trulson <jtrulson@ics.com>
3 * Copyright (c) 2015 Intel Corporation.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be
14 * included in all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 */
24
25 #include <unistd.h>
26 #include <iostream>
27 #include <signal.h>
28 #include "zfm20.h"
29
30 using namespace std;
31 using namespace upm;
32
main(int argc,char ** argv)33 int main (int argc, char **argv)
34 {
35 //! [Interesting]
36 // Instantiate a ZFM20 Fingerprint reader on UART 0
37
38 upm::ZFM20* fp = new upm::ZFM20(0);
39
40 // make sure port is initialized properly. 57600 baud is the default.
41 if (!fp->setupTty(B57600))
42 {
43 cerr << "Failed to setup tty port parameters" << endl;
44 return 1;
45 }
46
47 // This example demonstrates registering a fingerprint on the zfm20
48 // module. The procedure is as follows:
49 //
50 // 1. get an image, store it in characteristics buffer 1
51 // 2. get another image, store it in characteristics buffer 2
52 // 3. store the image, assuming the two fingerprints match
53
54 // first, we need to register our address and password
55
56 fp->setPassword(ZFM20_DEFAULT_PASSWORD);
57 fp->setAddress(ZFM20_DEFAULT_ADDRESS);
58
59 // now verify the password. If this fails, any other commands
60 // will be ignored, so we just bail.
61 if (fp->verifyPassword())
62 {
63 cout << "Password verified." << endl;
64 }
65 else
66 {
67 cerr << "Password verification failed." << endl;
68 return 1;
69 }
70
71 cout << endl;
72
73 uint8_t rv;
74 // get the first image
75
76 cout << "Place a finger on the sensor." << endl;
77 while (fp->generateImage() != ZFM20::ERR_OK)
78 ;
79
80 // in theory, we have an image
81 cout << "Image captured, converting..." << endl;
82
83 if ((rv = fp->image2Tz(1)) != ZFM20::ERR_OK)
84 {
85 cerr << "Image conversion failed with error code " << int(rv) <<endl;
86 return 1;
87 }
88
89 cout << "Image conversion succeeded, remove finger." << endl;
90 sleep(1);
91
92 while (fp->generateImage() != ZFM20::ERR_NO_FINGER)
93 ;
94
95 cout << endl;
96 cout << "Now place the same finger on the sensor." << endl;
97
98 while (fp->generateImage() != ZFM20::ERR_OK)
99 ;
100
101 cout << "Image captured, converting..." << endl;
102
103 // save this one in slot 2
104 if ((rv = fp->image2Tz(2)) != ZFM20::ERR_OK)
105 {
106 cerr << "Image conversion failed with error code " << int(rv) <<endl;
107 return 1;
108 }
109
110 cout << "Image conversion succeeded, remove finger." << endl;
111 cout << endl;
112
113 cout << "Storing fingerprint at id 1" << endl;
114
115 // create the model
116 if ((rv = fp->createModel()) != ZFM20::ERR_OK)
117 {
118 if (rv == ZFM20::ERR_FP_ENROLLMISMATCH)
119 cerr << "Fingerprints did not match." << endl;
120 else
121 cerr << "createModel failed with error code " << int(rv) <<endl;
122
123 return 1;
124 }
125
126 // now store it, we hard code the id (second arg) to 1 here
127 if ((rv = fp->storeModel(1, 1)) != ZFM20::ERR_OK)
128 {
129 cerr << "storeModel failed with error code " << int(rv) <<endl;
130 return 1;
131 }
132
133 cout << endl;
134 cout << "Fingerprint stored at id 1." << endl;
135
136 //! [Interesting]
137
138 delete fp;
139 return 0;
140 }
141