libnfc  1.7.1
nfc-device.c
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1 /*-
2  * Free/Libre Near Field Communication (NFC) library
3  *
4  * Libnfc historical contributors:
5  * Copyright (C) 2009 Roel Verdult
6  * Copyright (C) 2009-2013 Romuald Conty
7  * Copyright (C) 2010-2012 Romain Tartière
8  * Copyright (C) 2010-2013 Philippe Teuwen
9  * Copyright (C) 2012-2013 Ludovic Rousseau
10  * See AUTHORS file for a more comprehensive list of contributors.
11  * Additional contributors of this file:
12  *
13  * This program is free software: you can redistribute it and/or modify it
14  * under the terms of the GNU Lesser General Public License as published by the
15  * Free Software Foundation, either version 3 of the License, or (at your
16  * option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful, but WITHOUT
19  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
20  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
21  * more details.
22  *
23  * You should have received a copy of the GNU Lesser General Public License
24  * along with this program. If not, see <http://www.gnu.org/licenses/>
25  */
26 
32 #include <stdlib.h>
33 #include <string.h>
34 
35 #ifdef HAVE_CONFIG_H
36 # include "config.h"
37 #endif // HAVE_CONFIG_H
38 
39 #include "nfc-internal.h"
40 
41 nfc_device *
42 nfc_device_new(const nfc_context *context, const nfc_connstring connstring)
43 {
44  nfc_device *res = malloc(sizeof(*res));
45 
46  if (!res) {
47  return NULL;
48  }
49 
50  // Store associated context
51  res->context = context;
52 
53  // Variables initiatialization
54  // Note: Actually, these initialization will be overwritten while the device
55  // will be setup. Putting them to _false_ while the default is _true_ ensure we
56  // send the command to the chip
57  res->bCrc = false;
58  res->bPar = false;
59  res->bEasyFraming = false;
60  res->bInfiniteSelect = false;
61  res->bAutoIso14443_4 = false;
62  res->last_error = 0;
63  memcpy(res->connstring, connstring, sizeof(res->connstring));
64  res->driver_data = NULL;
65  res->chip_data = NULL;
66 
67  return res;
68 }
69 
70 void
71 nfc_device_free(nfc_device *dev)
72 {
73  if (dev) {
74  free(dev->driver_data);
75  free(dev);
76  }
77 }
nfc_context
NFC library context Struct which contains internal options, references, pointers, etc....
Definition: nfc-internal.h:175
nfc_device
NFC device information.
Definition: nfc-internal.h:190
nfc_device::bCrc
bool bCrc
Definition: nfc-internal.h:201
nfc_device::last_error
int last_error
Definition: nfc-internal.h:214
nfc_connstring
char nfc_connstring[NFC_BUFSIZE_CONNSTRING]
Definition: nfc-types.h:62
nfc_device::bAutoIso14443_4
bool bAutoIso14443_4
Definition: nfc-internal.h:210
nfc_device::bInfiniteSelect
bool bInfiniteSelect
Definition: nfc-internal.h:207
nfc_device::connstring
nfc_connstring connstring
Definition: nfc-internal.h:199
nfc_device::bPar
bool bPar
Definition: nfc-internal.h:203
nfc-internal.h
Internal defines and macros.
nfc_device::bEasyFraming
bool bEasyFraming
Definition: nfc-internal.h:205