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NFCTestShim.h
1 /*
2  * Copyright (c) 2018 ARM Limited. All rights reserved.
3  * SPDX-License-Identifier: Apache-2.0
4  * Licensed under the Apache License, Version 2.0 (the License); you may
5  * not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an AS IS BASIS, WITHOUT
12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef _NFCTESTSHIM_H_INCLUDED
18 #define _NFCTESTSHIM_H_INCLUDED
19 
20 #include <string>
21 #include <vector>
22 #include <stdio.h>
23 #include <stdarg.h>
24 
25 #include "mbed_config.h"
26 #include "nfc/ndef/MessageBuilder.h"
27 #include "nfc/ndef/common/URI.h"
28 #include "nfc/ndef/common/util.h"
29 #include "nfc/NFCDefinitions.h"
30 
31 /**
32  * Test app driver wrapper. This is a base class containing shared EEPROM and Controller test data + logic.
33  * Variations for the 2 different kinds of driver supported are delegated to derived classes.
34  */
35 class NFCTestShim {
36 public:
37  NFCTestShim(events::EventQueue &queue);
38 
39  static void cmd_get_last_nfc_error();
40  static void cmd_set_last_nfc_error(int err);
41  static void cmd_get_conf_nfceeprom();
42  /**
43  * For an EEPROM, this queries and responds with the flash size,
44  * For a Controller, responds with the config macro TEST_NDEF_MSG_MAX
45  */
46  virtual void cmd_get_max_ndef() = 0;
47 
48  static void get_last_nfc_error();
49  static void set_last_nfc_error(int err);
50  static void get_conf_nfceeprom();
51  static void print_ndef_message(const mbed::Span<const uint8_t> &buffer,
52  size_t length);
53  static mbed::nfc::ndef::common::URI::uri_identifier_code_t get_ndef_record_type(char const *url);
54  static char const *get_ndef_record_type_prefix(mbed::nfc::ndef::common::URI::uri_identifier_code_t id);
55 
56  void cmd_init();
57 
58  void cmd_set_smartposter(char *cmdUri);
59  void cmd_erase();
60  void cmd_write_long(char *text_string);
61  void cmd_read_nfc_contents();
62  void cmd_start_discovery(bool manual = false);
63  void cmd_stop_discovery();
64  void cmd_configure_rf_protocols(mbed::nfc::nfc_rf_protocols_bitmask_t protocols);
65  void cmd_get_rf_protocols();
66 
67 protected:
68  // implement/declare EEPROM and Controller model underlying common BH and delegate specializations
69  virtual nfc_err_t init() = 0;
70  virtual nfc_err_t set_rf_protocols(mbed::nfc::nfc_rf_protocols_bitmask_t protocols)
71  {
72  return NFC_ERR_UNSUPPORTED ;
73  };
74  virtual mbed::nfc::nfc_rf_protocols_bitmask_t get_rf_protocols()
75  {
76  mbed::nfc::nfc_rf_protocols_bitmask_t none;
77  memset((void *)&none, 0, sizeof(none));
78  return none;
79  };
80  virtual nfc_err_t start_discovery()
81  {
82  return NFC_ERR_UNSUPPORTED ;
83  };
84  virtual nfc_err_t stop_discovery()
85  {
86  return NFC_ERR_UNSUPPORTED ;
87  };
88  void set_discovery_restart_auto()
89  {
90  _discovery_restart = true;
91  };
92  void set_discovery_restart_manual()
93  {
94  _discovery_restart = false;
95  };
96 
97 protected:
98  size_t _ndef_write_buffer_used;
99  mbed::Span<uint8_t> _ndef_poster_message; // message to build and send
100  uint8_t _ndef_write_buffer[MBED_CONF_APP_TEST_NDEF_MSG_MAX]; // if this buffer is smaller than the EEPROM, the driver may crash see IOTPAN-297
101  uint8_t _ndef_buffer[MBED_CONF_APP_TEST_NDEF_MSG_MAX]; // driver I/O buffer
102  bool _discovery_restart; // default true, restart discovery loop again on remote disconnect
103  events::EventQueue &_queue;
104 private:
105  static int last_nfc_error;
106 };
107 
108 // forward declare single instance
109 extern NFCTestShim *pNFC_Test_Shim;
110 
111 #endif // _NFCTESTSHIM_H_INCLUDED
events::EventQueue
EventQueue.
Definition: EventQueue.h:62
NFCTestShim::cmd_get_max_ndef
virtual void cmd_get_max_ndef()=0
For an EEPROM, this queries and responds with the flash size, For a Controller, responds with the con...
nfc_err_t
int nfc_err_t
Type for NFC errors.
Definition: nfc_errors.h:59
NFCTestShim
Test app driver wrapper.
Definition: NFCTestShim.h:35
mbed::nfc::nfc_rf_protocols_bitmask_t
Definition: NFCDefinitions.h:30
mbed::nfc::ndef::common::URI::uri_identifier_code_t
uri_identifier_code_t
Identifier codes.
Definition: URI.h:47
NFC_ERR_UNSUPPORTED
#define NFC_ERR_UNSUPPORTED
This action is not supported.
Definition: nfc_errors.h:38
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