1 /*
2  *  Copyright (c) 2016, The OpenThread Authors.
3  *  All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions are met:
7  *  1. Redistributions of source code must retain the above copyright
8  *     notice, this list of conditions and the following disclaimer.
9  *  2. Redistributions in binary form must reproduce the above copyright
10  *     notice, this list of conditions and the following disclaimer in the
11  *     documentation and/or other materials provided with the distribution.
12  *  3. Neither the name of the copyright holder nor the
13  *     names of its contributors may be used to endorse or promote products
14  *     derived from this software without specific prior written permission.
15  *
16  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  *  POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 /**
30  * @file
31  * @brief
32  *   This file defines the platform diag interface.
33  *
34  */
35 
36 #ifndef OPENTHREAD_PLATFORM_DIAG_H_
37 #define OPENTHREAD_PLATFORM_DIAG_H_
38 
39 #include <stddef.h>
40 #include <stdint.h>
41 
42 #include <openthread/error.h>
43 #include <openthread/platform/radio.h>
44 
45 #ifdef __cplusplus
46 extern "C" {
47 #endif
48 
49 /**
50  * @addtogroup plat-factory-diagnostics
51  *
52  * @brief
53  *   This module includes the platform abstraction for diagnostics features.
54  *
55  * @{
56  *
57  */
58 
59 /**
60  * This enumeration defines the gpio modes.
61  *
62  */
63 typedef enum
64 {
65     OT_GPIO_MODE_INPUT  = 0, ///< Input mode without pull resistor.
66     OT_GPIO_MODE_OUTPUT = 1, ///< Output mode.
67 } otGpioMode;
68 
69 /**
70  * This function processes a factory diagnostics command line.
71  *
72  * The output of this function (the content written to @p aOutput) MUST terminate with `\0` and the `\0` is within the
73  * output buffer.
74  *
75  * @param[in]   aInstance       The OpenThread instance for current request.
76  * @param[in]   aArgsLength     The number of arguments in @p aArgs.
77  * @param[in]   aArgs           The arguments of diagnostics command line.
78  * @param[out]  aOutput         The diagnostics execution result.
79  * @param[in]   aOutputMaxLen   The output buffer size.
80  *
81  * @retval  OT_ERROR_INVALID_ARGS       The command is supported but invalid arguments provided.
82  * @retval  OT_ERROR_NONE               The command is successfully process.
83  * @retval  OT_ERROR_INVALID_COMMAND    The command is not valid or not supported.
84  *
85  */
86 otError otPlatDiagProcess(otInstance *aInstance,
87                           uint8_t     aArgsLength,
88                           char       *aArgs[],
89                           char       *aOutput,
90                           size_t      aOutputMaxLen);
91 
92 /**
93  * This function enables/disables the factory diagnostics mode.
94  *
95  * @param[in]  aMode  TRUE to enable diagnostics mode, FALSE otherwise.
96  *
97  */
98 void otPlatDiagModeSet(bool aMode);
99 
100 /**
101  * This function indicates whether or not factory diagnostics mode is enabled.
102  *
103  * @returns TRUE if factory diagnostics mode is enabled, FALSE otherwise.
104  *
105  */
106 bool otPlatDiagModeGet(void);
107 
108 /**
109  * This function sets the channel to use for factory diagnostics.
110  *
111  * @param[in]  aChannel  The channel value.
112  *
113  */
114 void otPlatDiagChannelSet(uint8_t aChannel);
115 
116 /**
117  * This function sets the transmit power to use for factory diagnostics.
118  *
119  * @param[in]  aTxPower  The transmit power value.
120  *
121  */
122 void otPlatDiagTxPowerSet(int8_t aTxPower);
123 
124 /**
125  * This function processes the received radio frame.
126  *
127  * @param[in]   aInstance   The OpenThread instance for current request.
128  * @param[in]   aFrame      The received radio frame.
129  * @param[in]   aError      The received radio frame status.
130  *
131  */
132 void otPlatDiagRadioReceived(otInstance *aInstance, otRadioFrame *aFrame, otError aError);
133 
134 /**
135  * This function processes the alarm event.
136  *
137  * @param[in]   aInstance   The OpenThread instance for current request.
138  *
139  */
140 void otPlatDiagAlarmCallback(otInstance *aInstance);
141 
142 /**
143  * This function sets the gpio value.
144  *
145  * @param[in]  aGpio   The gpio number.
146  * @param[in]  aValue  true to set the gpio to high level, or false otherwise.
147  *
148  * @retval OT_ERROR_NONE             Successfully set the gpio.
149  * @retval OT_ERROR_FAILED           A platform error occurred while setting the gpio.
150  * @retval OT_ERROR_INVALID_ARGS     @p aGpio is not supported.
151  * @retval OT_ERROR_INVALID_STATE    Diagnostic mode was not enabled or @p aGpio is not configured as output.
152  * @retval OT_ERROR_NOT_IMPLEMENTED  This function is not implemented or configured on the platform.
153  *
154  */
155 otError otPlatDiagGpioSet(uint32_t aGpio, bool aValue);
156 
157 /**
158  * This function gets the gpio value.
159  *
160  * @param[in]   aGpio   The gpio number.
161  * @param[out]  aValue  A pointer where to put gpio value.
162  *
163  * @retval OT_ERROR_NONE             Successfully got the gpio value.
164  * @retval OT_ERROR_FAILED           A platform error occurred while getting the gpio value.
165  * @retval OT_ERROR_INVALID_ARGS     @p aGpio is not supported or @p aValue is NULL.
166  * @retval OT_ERROR_INVALID_STATE    Diagnostic mode was not enabled or @p aGpio is not configured as input.
167  * @retval OT_ERROR_NOT_IMPLEMENTED  This function is not implemented or configured on the platform.
168  *
169  */
170 otError otPlatDiagGpioGet(uint32_t aGpio, bool *aValue);
171 
172 /**
173  * This function sets the gpio mode.
174  *
175  * @param[in]   aGpio   The gpio number.
176  * @param[out]  aMode   The gpio mode.
177  *
178  * @retval OT_ERROR_NONE             Successfully set the gpio mode.
179  * @retval OT_ERROR_FAILED           A platform error occurred while setting the gpio mode.
180  * @retval OT_ERROR_INVALID_ARGS     @p aGpio or @p aMode is not supported.
181  * @retval OT_ERROR_INVALID_STATE    Diagnostic mode was not enabled.
182  * @retval OT_ERROR_NOT_IMPLEMENTED  This function is not implemented or configured on the platform.
183  *
184  */
185 otError otPlatDiagGpioSetMode(uint32_t aGpio, otGpioMode aMode);
186 
187 /**
188  * This function gets the gpio mode.
189  *
190  * @param[in]   aGpio   The gpio number.
191  * @param[out]  aMode   A pointer where to put gpio mode.
192  *
193  * @retval OT_ERROR_NONE             Successfully got the gpio mode.
194  * @retval OT_ERROR_FAILED           Mode returned by the platform is not implemented in OpenThread or a platform error
195  *                                   occurred while getting the gpio mode.
196  * @retval OT_ERROR_INVALID_ARGS     @p aGpio is not supported or @p aMode is NULL.
197  * @retval OT_ERROR_INVALID_STATE    Diagnostic mode was not enabled.
198  * @retval OT_ERROR_NOT_IMPLEMENTED  This function is not implemented or configured on the platform.
199  *
200  */
201 otError otPlatDiagGpioGetMode(uint32_t aGpio, otGpioMode *aMode);
202 
203 /**
204  * Set the radio raw power setting for diagnostics module.
205  *
206  * @param[in] aInstance               The OpenThread instance structure.
207  * @param[in] aRawPowerSetting        A pointer to the raw power setting byte array.
208  * @param[in] aRawPowerSettingLength  The length of the @p aRawPowerSetting.
209  *
210  * @retval OT_ERROR_NONE             Successfully set the raw power setting.
211  * @retval OT_ERROR_INVALID_ARGS     The @p aRawPowerSetting is NULL or the @p aRawPowerSettingLength is too long.
212  * @retval OT_ERROR_NOT_IMPLEMENTED  This method is not implemented.
213  *
214  */
215 otError otPlatDiagRadioSetRawPowerSetting(otInstance    *aInstance,
216                                           const uint8_t *aRawPowerSetting,
217                                           uint16_t       aRawPowerSettingLength);
218 
219 /**
220  * Get the radio raw power setting for diagnostics module.
221  *
222  * @param[in]      aInstance               The OpenThread instance structure.
223  * @param[out]     aRawPowerSetting        A pointer to the raw power setting byte array.
224  * @param[in,out]  aRawPowerSettingLength  On input, a pointer to the size of @p aRawPowerSetting.
225  *                                         On output, a pointer to the length of the raw power setting data.
226  *
227  * @retval OT_ERROR_NONE             Successfully set the raw power setting.
228  * @retval OT_ERROR_INVALID_ARGS     The @p aRawPowerSetting or @p aRawPowerSettingLength is NULL or
229  *                                   @aRawPowerSettingLength is too short.
230  * @retval OT_ERROR_NOT_FOUND        The raw power setting is not set.
231  * @retval OT_ERROR_NOT_IMPLEMENTED  This method is not implemented.
232  *
233  */
234 otError otPlatDiagRadioGetRawPowerSetting(otInstance *aInstance,
235                                           uint8_t    *aRawPowerSetting,
236                                           uint16_t   *aRawPowerSettingLength);
237 
238 /**
239  * Enable/disable the platform layer to use the raw power setting set by `otPlatDiagRadioSetRawPowerSetting()`.
240  *
241  * @param[in]  aInstance The OpenThread instance structure.
242  * @param[in]  aEnable   TRUE to enable or FALSE to disable the raw power setting.
243  *
244  * @retval OT_ERROR_NONE             Successfully enabled/disabled the raw power setting.
245  * @retval OT_ERROR_NOT_IMPLEMENTED  This method is not implemented.
246  *
247  */
248 otError otPlatDiagRadioRawPowerSettingEnable(otInstance *aInstance, bool aEnable);
249 
250 /**
251  * Start/stop the platform layer to transmit continuous carrier wave.
252  *
253  * @param[in]  aInstance The OpenThread instance structure.
254  * @param[in]  aEnable   TRUE to enable or FALSE to disable the platform layer to transmit continuous carrier wave.
255  *
256  * @retval OT_ERROR_NONE             Successfully enabled/disabled .
257  * @retval OT_ERROR_INVALID_STATE    The radio was not in the Receive state.
258  * @retval OT_ERROR_NOT_IMPLEMENTED  This method is not implemented.
259  *
260  */
261 otError otPlatDiagRadioTransmitCarrier(otInstance *aInstance, bool aEnable);
262 
263 /**
264  * Start/stop the platform layer to transmit stream of characters.
265  *
266  * @param[in]  aInstance The OpenThread instance structure.
267  * @param[in]  aEnable   TRUE to enable or FALSE to disable the platform layer to transmit stream.
268  *
269  * @retval OT_ERROR_NONE             Successfully enabled/disabled.
270  * @retval OT_ERROR_INVALID_STATE    The radio was not in the Receive state.
271  * @retval OT_ERROR_NOT_IMPLEMENTED  This function is not implemented.
272  *
273  */
274 otError otPlatDiagRadioTransmitStream(otInstance *aInstance, bool aEnable);
275 
276 /**
277  * Get the power settings for the given channel.
278  *
279  * @param[in]      aInstance               The OpenThread instance structure.
280  * @param[in]      aChannel                The radio channel.
281  * @param[out]     aTargetPower            The target power in 0.01 dBm.
282  * @param[out]     aActualPower            The actual power in 0.01 dBm.
283  * @param[out]     aRawPowerSetting        A pointer to the raw power setting byte array.
284  * @param[in,out]  aRawPowerSettingLength  On input, a pointer to the size of @p aRawPowerSetting.
285  *                                         On output, a pointer to the length of the raw power setting data.
286  *
287  * @retval  OT_ERROR_NONE             Successfully got the target power.
288  * @retval  OT_ERROR_INVALID_ARGS     The @p aChannel is invalid, @aTargetPower, @p aActualPower, @p aRawPowerSetting or
289  *                                    @p aRawPowerSettingLength is NULL or @aRawPowerSettingLength is too short.
290  * @retval  OT_ERROR_NOT_FOUND        The power settings for the @p aChannel was not found.
291  * @retval  OT_ERROR_NOT_IMPLEMENTED  This method is not implemented.
292  *
293  */
294 otError otPlatDiagRadioGetPowerSettings(otInstance *aInstance,
295                                         uint8_t     aChannel,
296                                         int16_t    *aTargetPower,
297                                         int16_t    *aActualPower,
298                                         uint8_t    *aRawPowerSetting,
299                                         uint16_t   *aRawPowerSettingLength);
300 
301 /**
302  * @}
303  *
304  */
305 
306 #ifdef __cplusplus
307 } // end of extern "C"
308 #endif
309 
310 #endif // OPENTHREAD_PLATFORM_DIAG_H_
311