nfcip-target.c

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00001 /*-
00002  * Public platform independent Near Field Communication (NFC) library
00003  * 
00004  * Copyright (C) 2009, Roel Verdult
00005  * 
00006  * This program is free software: you can redistribute it and/or modify it
00007  * under the terms of the GNU Lesser General Public License as published by the
00008  * Free Software Foundation, either version 3 of the License, or (at your
00009  * option) any later version.
00010  * 
00011  * This program is distributed in the hope that it will be useful, but WITHOUT
00012  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00013  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
00014  * more details.
00015  *
00016  * You should have received a copy of the GNU Lesser General Public License
00017  * along with this program.  If not, see <http://www.gnu.org/licenses/>
00018  *
00019  */
00020 
00026 #ifdef HAVE_CONFIG_H
00027 #  include "config.h"
00028 #endif // HAVE_CONFIG_H
00029 
00030 #include <err.h>
00031 #include <stdio.h>
00032 #include <nfc/nfc.h>
00033 
00034 #define MAX_FRAME_LEN 264
00035 
00036 int
00037 main (int argc, const char *argv[])
00038 {
00039   byte_t  abtRecv[MAX_FRAME_LEN];
00040   size_t  szRecvBits;
00041   byte_t  send[] = "Hello Mars!";
00042   nfc_device_t *pnd = nfc_connect (NULL);
00043 
00044   if (argc > 1) {
00045     errx (1, "usage: %s", argv[0]);
00046   }
00047 
00048   if (!pnd || !nfc_target_init (pnd, abtRecv, &szRecvBits)) {
00049     printf ("unable to connect or initialize\n");
00050     return 1;
00051   }
00052 
00053   if (!nfc_target_receive_bytes (pnd, abtRecv, &szRecvBits)) {
00054     printf ("unable to receive data\n");
00055     return 1;
00056   }
00057   abtRecv[szRecvBits] = 0;
00058   printf ("Received: %s\n", abtRecv);
00059   printf ("Sending : %s\n", send);
00060 
00061   if (!nfc_target_send_bytes (pnd, send, 11)) {
00062     printf ("unable to send data\n");
00063     return 1;
00064   }
00065 
00066   nfc_disconnect (pnd);
00067   return 0;
00068 }