libnfc  1.8.0
jewel.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  * Copyright (C) 2014 Pim 't Hart
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions are met:
16  * 1) Redistributions of source code must retain the above copyright notice,
17  * this list of conditions and the following disclaimer.
18  * 2 )Redistributions in binary form must reproduce the above copyright
19  * notice, this list of conditions and the following disclaimer in the
20  * documentation and/or other materials provided with the distribution.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  *
34  * Note that this license only applies on the examples, NFC library itself is under LGPL
35  *
36  */
41 #include "jewel.h"
42 
43 #include <string.h>
44 
45 #include <nfc/nfc.h>
46 
55 bool
56 nfc_initiator_jewel_cmd(nfc_device *pnd, const jewel_req req, jewel_res *pres)
57 {
58  size_t nLenReq;
59  size_t nLenRes;
60 
61  switch (req.rid.btCmd) {
62  case TC_RID:
63  nLenReq = sizeof(jewel_req_rid);
64  nLenRes = sizeof(jewel_res_rid);
65  break;
66  case TC_RALL:
67  nLenReq = sizeof(jewel_req_rall);
68  nLenRes = sizeof(jewel_res_rall);
69  break;
70  case TC_READ:
71  nLenReq = sizeof(jewel_req_read);
72  nLenRes = sizeof(jewel_res_read);
73  break;
74  case TC_WRITEE:
75  nLenReq = sizeof(jewel_req_writee);
76  nLenRes = sizeof(jewel_res_writee);
77  break;
78  case TC_WRITENE:
79  nLenReq = sizeof(jewel_req_writene);
80  nLenRes = sizeof(jewel_res_writene);
81  break;
82  case TC_RSEG:
83  nLenReq = sizeof(jewel_req_rseg);
84  nLenRes = sizeof(jewel_res_rseg);
85  break;
86  case TC_READ8:
87  nLenReq = sizeof(jewel_req_read8);
88  nLenRes = sizeof(jewel_res_read8);
89  break;
90  case TC_WRITEE8:
91  nLenReq = sizeof(jewel_req_writee8);
92  nLenRes = sizeof(jewel_res_writee8);
93  break;
94  case TC_WRITENE8:
95  nLenReq = sizeof(jewel_req_writene8);
96  nLenRes = sizeof(jewel_res_writene8);
97  break;
98  default:
99  return false;
100  }
101 
102  if (nfc_initiator_transceive_bytes(pnd, (uint8_t *)&req, nLenReq, (uint8_t *)pres, nLenRes, -1) < 0) {
103  nfc_perror(pnd, "nfc_initiator_transceive_bytes");
104  return false;
105  }
106 
107  return true;
108 }
void nfc_perror(const nfc_device *pnd, const char *pcString)
Display the last error occured on a nfc_device.
Definition: nfc.c:1183
int nfc_initiator_transceive_bytes(nfc_device *pnd, const uint8_t *pbtTx, const size_t szTx, uint8_t *pbtRx, const size_t szRx, int timeout)
Send data to target then retrieve data from target.
Definition: nfc.c:809
bool nfc_initiator_jewel_cmd(nfc_device *pnd, const jewel_req req, jewel_res *pres)
Execute a Jewel Topaz Command.
Definition: jewel.c:56
provide samples structs and functions to manipulate Jewel Topaz tags using libnfc
libnfc interface
NFC device information.
Definition: nfc-internal.h:190