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507
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1 /*-
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2 * Free/Libre Near Field Communication (NFC) library
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3 *
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4 * Libnfc historical contributors:
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5 * Copyright (C) 2009 Roel Verdult
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6 * Copyright (C) 2009-2013 Romuald Conty
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7 * Copyright (C) 2010-2012 Romain Tartière
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8 * Copyright (C) 2010-2013 Philippe Teuwen
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9 * Copyright (C) 2012-2013 Ludovic Rousseau
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10 * See AUTHORS file for a more comprehensive list of contributors.
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11 * Additional contributors of this file:
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12 *
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13 * This program is free software: you can redistribute it and/or modify it
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14 * under the terms of the GNU Lesser General Public License as published by the
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15 * Free Software Foundation, either version 3 of the License, or (at your
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16 * option) any later version.
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17 *
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18 * This program is distributed in the hope that it will be useful, but WITHOUT
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19 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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21 * more details.
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22 *
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23 * You should have received a copy of the GNU Lesser General Public License
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24 * along with this program. If not, see <http://www.gnu.org/licenses/>
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25 */
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26
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27 /**
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28 * @file nfc-emulation.h
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29 * @brief Provide a small API to ease emulation in libnfc
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30 */
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31
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32 #ifndef __NFC_EMULATION_H__
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33 #define __NFC_EMULATION_H__
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34
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35 #include <sys/types.h>
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36 #include <nfc/nfc.h>
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37
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38 #ifdef __cplusplus
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39 extern "C" {
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40 #endif /* __cplusplus */
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41
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42 struct nfc_emulator;
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43 struct nfc_emulation_state_machine;
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44
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45 /**
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46 * @struct nfc_emulator
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47 * @brief NFC emulator structure
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48 */
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49 struct nfc_emulator {
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50 nfc_target *target;
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51 struct nfc_emulation_state_machine *state_machine;
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52 void *user_data;
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53 };
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54
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55 /**
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56 * @struct nfc_emulation_state_machine
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57 * @brief NFC emulation state machine structure
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58 */
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59 struct nfc_emulation_state_machine {
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60 int (*io)(struct nfc_emulator *emulator, const uint8_t *data_in, const size_t data_in_len, uint8_t *data_out, const size_t data_out_len);
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61 void *data;
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62 };
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63
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64 NFC_EXPORT int nfc_emulate_target(nfc_device *pnd, struct nfc_emulator *emulator, const int timeout);
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65
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66 #ifdef __cplusplus
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67 }
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68 #endif /* __cplusplus */
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69
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70
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71 #endif /* __NFC_EMULATION_H__ */
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