amiro-os / core / inc / aos_shell.h @ dd56d656
History | View | Annotate | Download (12.132 KB)
1 | e545e620 | Thomas Schöpping | /*
|
---|---|---|---|
2 | AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
|
||
3 | 84f0ce9e | Thomas Schöpping | Copyright (C) 2016..2019 Thomas Schöpping et al.
|
4 | e545e620 | Thomas Schöpping | |
5 | This program is free software: you can redistribute it and/or modify
|
||
6 | it under the terms of the GNU General Public License as published by
|
||
7 | the Free Software Foundation, either version 3 of the License, or
|
||
8 | (at your option) any later version.
|
||
9 | |||
10 | This program is distributed in the hope that it will be useful,
|
||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
13 | GNU General Public License for more details.
|
||
14 | |||
15 | You should have received a copy of the GNU General Public License
|
||
16 | along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||
17 | */
|
||
18 | |||
19 | 53710ca3 | Marc Rothmann | /**
|
20 | * @file aos_shell.h
|
||
21 | * @brief Shell macros and structures.
|
||
22 | *
|
||
23 | * @addtogroup aos_shell
|
||
24 | * @{
|
||
25 | */
|
||
26 | |||
27 | 6ff06bbf | Thomas Schöpping | #ifndef AMIROOS_SHELL_H
|
28 | #define AMIROOS_SHELL_H
|
||
29 | e545e620 | Thomas Schöpping | |
30 | 3940ba8a | Thomas Schöpping | #include <amiroos.h> |
31 | |||
32 | cda14729 | Thomas Schöpping | #if (AMIROOS_CFG_SHELL_ENABLE == true) || defined(__DOXYGEN__) |
33 | 3940ba8a | Thomas Schöpping | |
34 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
35 | /* CONSTANTS */
|
||
36 | /******************************************************************************/
|
||
37 | e545e620 | Thomas Schöpping | |
38 | /**
|
||
39 | cc33217b | Thomas Schöpping | * @brief Size of the escape sequence buffer.
|
40 | */
|
||
41 | #if !defined(AOS_SHELL_ESCSEQUENCE_LENGTH) || defined(__DOXYGEN__)
|
||
42 | #define AOS_SHELL_ESCSEQUENCE_LENGTH 8 |
||
43 | #endif
|
||
44 | |||
45 | /**
|
||
46 | e545e620 | Thomas Schöpping | * @brief Shell event flag that is emitted when the thread starts.
|
47 | */
|
||
48 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_START ((eventflags_t)(1 << 0)) |
49 | e545e620 | Thomas Schöpping | |
50 | /**
|
||
51 | * @brief Shell event flag that is emitted when a command is executed.
|
||
52 | */
|
||
53 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_EXEC ((eventflags_t)(1 << 1)) |
54 | e545e620 | Thomas Schöpping | |
55 | /**
|
||
56 | * @brief Shell event flag that is emitted when a command execution finished.
|
||
57 | */
|
||
58 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_DONE ((eventflags_t)(1 << 2)) |
59 | e545e620 | Thomas Schöpping | |
60 | /**
|
||
61 | * @brief Shell event flag that is emitted when the shread stops.
|
||
62 | */
|
||
63 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_EXIT ((eventflags_t)(1 << 3)) |
64 | e545e620 | Thomas Schöpping | |
65 | /**
|
||
66 | * @brief Shell event flag that is emitted when an I/O error occurred.
|
||
67 | */
|
||
68 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_IOERROR ((eventflags_t)(1 << 4)) |
69 | e545e620 | Thomas Schöpping | |
70 | /**
|
||
71 | * @brief Shell input configuration for replacing content by user input.
|
||
72 | */
|
||
73 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_CONFIG_INPUT_OVERWRITE (1 << 0) |
74 | e545e620 | Thomas Schöpping | |
75 | /**
|
||
76 | * @brief Shell prompt configuration print a minimalistic prompt.
|
||
77 | */
|
||
78 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_CONFIG_PROMPT_MINIMAL (1 << 1) |
79 | e545e620 | Thomas Schöpping | |
80 | /**
|
||
81 | * @brief Shell prompt configuration to additionally print the system uptime with the prompt.
|
||
82 | */
|
||
83 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_CONFIG_PROMPT_UPTIME (1 << 2) |
84 | e545e620 | Thomas Schöpping | |
85 | /**
|
||
86 | 8399aeae | Thomas Schöpping | * @brief Shell prompt configuration to additionally print the date and time with the prompt.
|
87 | */
|
||
88 | #define AOS_SHELL_CONFIG_PROMPT_DATETIME (2 << 2) |
||
89 | |||
90 | /**
|
||
91 | e545e620 | Thomas Schöpping | * @brief Shell prompt configuration to additionally print the system uptime with the prompt.
|
92 | */
|
||
93 | 8399aeae | Thomas Schöpping | #define AOS_SHELL_CONFIG_MATCH_CASE (1 << 4) |
94 | ba516b61 | Thomas Schöpping | |
95 | /**
|
||
96 | * @brief Shell I/O channel flag whether the channel is attached to a list.
|
||
97 | */
|
||
98 | #define AOS_SHELLCHANNEL_ATTACHED (1 << 0) |
||
99 | |||
100 | /**
|
||
101 | * @brief Shell I/O channel flag whether the channel is enabled as input.
|
||
102 | */
|
||
103 | #define AOS_SHELLCHANNEL_INPUT_ENABLED (1 << 1) |
||
104 | |||
105 | /**
|
||
106 | * @brief Shell I/O channel flag whether the channel is enabled as output.
|
||
107 | */
|
||
108 | #define AOS_SHELLCHANNEL_OUTPUT_ENABLED (1 << 2) |
||
109 | |||
110 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
111 | /* SETTINGS */
|
||
112 | /******************************************************************************/
|
||
113 | |||
114 | /******************************************************************************/
|
||
115 | /* CHECKS */
|
||
116 | /******************************************************************************/
|
||
117 | |||
118 | /******************************************************************************/
|
||
119 | /* DATA STRUCTURES AND TYPES */
|
||
120 | /******************************************************************************/
|
||
121 | ba516b61 | Thomas Schöpping | |
122 | /**
|
||
123 | * @brief AosShellChannel specific methods.
|
||
124 | */
|
||
125 | #define _aos_shell_channel_methods \
|
||
126 | _base_asynchronous_channel_methods |
||
127 | |||
128 | /**
|
||
129 | * @brief AosShellChannel specific data.
|
||
130 | */
|
||
131 | #define _aos_shell_channel_data \
|
||
132 | dd8738ea | Thomas Schöpping | /* pointer to a BaseAsynchronousChannel object */ \
|
133 | BaseAsynchronousChannel* asyncchannel; \ |
||
134 | ba516b61 | Thomas Schöpping | /* event listener for the associated BaseAsynchronousChannel */ \
|
135 | event_listener_t listener; \ |
||
136 | /* pointer to the next chennal in a AosShellStream */ \
|
||
137 | f3ac1c96 | Thomas Schöpping | struct aos_shellchannel* next; \
|
138 | ba516b61 | Thomas Schöpping | /* flags related to the channel */ \
|
139 | uint8_t flags; |
||
140 | |||
141 | /**
|
||
142 | * @extends BaseAsynchronousChannelVMT
|
||
143 | *
|
||
144 | * @brief AosShellChannel virtual methods table.
|
||
145 | */
|
||
146 | struct AosShellChannelVMT {
|
||
147 | _aos_shell_channel_methods |
||
148 | }; |
||
149 | |||
150 | /**
|
||
151 | * @extends BaseAsynchronousChannel
|
||
152 | *
|
||
153 | * @brief Shell channel class.
|
||
154 | * @details This class implements an asynchronous I/O channel.
|
||
155 | */
|
||
156 | f3ac1c96 | Thomas Schöpping | typedef struct aos_shellchannel { |
157 | ba516b61 | Thomas Schöpping | /** @brief Virtual Methods Table. */
|
158 | const struct AosShellChannelVMT* vmt; |
||
159 | _aos_shell_channel_data |
||
160 | f3ac1c96 | Thomas Schöpping | } AosShellChannel; |
161 | ba516b61 | Thomas Schöpping | |
162 | /**
|
||
163 | * @brief AosShellStream methods.
|
||
164 | */
|
||
165 | #define _aos_shellstream_methods \
|
||
166 | _base_sequential_stream_methods |
||
167 | |||
168 | /**
|
||
169 | * @brief AosShellStream data.
|
||
170 | */
|
||
171 | #define _aos_shellstream_data \
|
||
172 | /* Pointer to the first channel in a list. */ \
|
||
173 | AosShellChannel* channel; |
||
174 | |||
175 | /**
|
||
176 | * @extends BaseSequentialStream
|
||
177 | *
|
||
178 | * @brief AosShellStream virtual methods table.
|
||
179 | */
|
||
180 | struct AosShellStreamVMT {
|
||
181 | _aos_shellstream_methods |
||
182 | }; |
||
183 | |||
184 | /**
|
||
185 | * @extends BaseSequentialStream
|
||
186 | *
|
||
187 | * @brief Shell Stream class.
|
||
188 | * @details This class implements an base sequential stream.
|
||
189 | * @todo So far only output but no input is supported.
|
||
190 | */
|
||
191 | f3ac1c96 | Thomas Schöpping | typedef struct aos_shellstream { |
192 | ba516b61 | Thomas Schöpping | const struct AosShellStreamVMT* vmt; |
193 | _aos_shellstream_data |
||
194 | f3ac1c96 | Thomas Schöpping | } AosShellStream; |
195 | e545e620 | Thomas Schöpping | |
196 | /**
|
||
197 | * @brief Shell command calback type.
|
||
198 | 4c72a54c | Thomas Schöpping | *
|
199 | * @param[in] stream Stream to print to.
|
||
200 | * @param[in] argc Number of arguments.
|
||
201 | * @param[in] argv List of arguments.
|
||
202 | e545e620 | Thomas Schöpping | */
|
203 | typedef int (*aos_shellcmdcb_t)(BaseSequentialStream* stream, int argc, char* argv[]); |
||
204 | |||
205 | /**
|
||
206 | * @brief Shell command structure.
|
||
207 | */
|
||
208 | typedef struct aos_shellcommand { |
||
209 | /**
|
||
210 | * @brief Command name.
|
||
211 | */
|
||
212 | const char* name; |
||
213 | |||
214 | /**
|
||
215 | * @brief Callback function.
|
||
216 | */
|
||
217 | aos_shellcmdcb_t callback; |
||
218 | |||
219 | /**
|
||
220 | * @brief Pointer to next command in a singly linked list.
|
||
221 | */
|
||
222 | struct aos_shellcommand* next;
|
||
223 | ba516b61 | Thomas Schöpping | |
224 | e545e620 | Thomas Schöpping | } aos_shellcommand_t; |
225 | |||
226 | /**
|
||
227 | * @brief Execution status of a shell command.
|
||
228 | */
|
||
229 | typedef struct aos_shellexecstatus { |
||
230 | ba516b61 | Thomas Schöpping | /**
|
231 | * @brief Pointer to the command that was executed.
|
||
232 | */
|
||
233 | aos_shellcommand_t* command; |
||
234 | |||
235 | /**
|
||
236 | * @brief Return value of the executed command.
|
||
237 | */
|
||
238 | int retval;
|
||
239 | e545e620 | Thomas Schöpping | } aos_shellexecstatus_t; |
240 | |||
241 | /**
|
||
242 | ba516b61 | Thomas Schöpping | * @brief Enumerator to encode shell actions.
|
243 | */
|
||
244 | typedef enum aos_shellaction { |
||
245 | dd8738ea | Thomas Schöpping | AOS_SHELL_ACTION_NONE, |
246 | ba516b61 | Thomas Schöpping | AOS_SHELL_ACTION_READCHAR, |
247 | AOS_SHELL_ACTION_AUTOFILL, |
||
248 | AOS_SHELL_ACTION_SUGGEST, |
||
249 | AOS_SHELL_ACTION_INSERTTOGGLE, |
||
250 | AOS_SHELL_ACTION_DELETEFORWARD, |
||
251 | AOS_SHELL_ACTION_DELETEBACKWARD, |
||
252 | AOS_SHELL_ACTION_RECALLLAST, |
||
253 | AOS_SHELL_ACTION_CLEAR, |
||
254 | AOS_SHELL_ACTION_CURSOR2START, |
||
255 | AOS_SHELL_ACTION_CURSOR2END, |
||
256 | AOS_SHELL_ACTION_CURSORLEFT, |
||
257 | AOS_SHELL_ACTION_CURSORRIGHT, |
||
258 | cc33217b | Thomas Schöpping | AOS_SHELL_ACTION_CURSORWORDLEFT, |
259 | AOS_SHELL_ACTION_CURSORWORDRIGHT, |
||
260 | ba516b61 | Thomas Schöpping | AOS_SHELL_ACTION_EXECUTE, |
261 | AOS_SHELL_ACTION_ESCSTART, |
||
262 | cc33217b | Thomas Schöpping | AOS_SHELL_ACTION_PRINTUNKNOWNSEQUENCE, |
263 | ba516b61 | Thomas Schöpping | } aos_shellaction_t; |
264 | |||
265 | /**
|
||
266 | e545e620 | Thomas Schöpping | * @brief Shell structure.
|
267 | */
|
||
268 | typedef struct aos_shell { |
||
269 | /**
|
||
270 | * @brief Pointer to the thread object.
|
||
271 | */
|
||
272 | thread_t* thread; |
||
273 | |||
274 | /**
|
||
275 | * @brief Event source.
|
||
276 | */
|
||
277 | event_source_t eventSource; |
||
278 | |||
279 | /**
|
||
280 | ba516b61 | Thomas Schöpping | * @brief Struct for OS related events
|
281 | e545e620 | Thomas Schöpping | */
|
282 | ba516b61 | Thomas Schöpping | struct {
|
283 | /**
|
||
284 | * @brief Pointer to the OS' event source.
|
||
285 | */
|
||
286 | event_source_t* eventSource; |
||
287 | |||
288 | /**
|
||
289 | * @brief Listener for OS related events.
|
||
290 | */
|
||
291 | event_listener_t eventListener; |
||
292 | } os; |
||
293 | |||
294 | /**
|
||
295 | * @brief Pointer to the first I/O channel.
|
||
296 | */
|
||
297 | AosShellStream stream; |
||
298 | e545e620 | Thomas Schöpping | |
299 | /**
|
||
300 | * @brief String to printed as prompt.
|
||
301 | */
|
||
302 | const char* prompt; |
||
303 | |||
304 | /**
|
||
305 | * @brief Pointer to the first element of the singly linked list of commands.
|
||
306 | * @details Commands are ordered alphabetically in the list.
|
||
307 | */
|
||
308 | aos_shellcommand_t* commands; |
||
309 | |||
310 | /**
|
||
311 | * @brief Execution status of the most recent command.
|
||
312 | */
|
||
313 | aos_shellexecstatus_t execstatus; |
||
314 | |||
315 | /**
|
||
316 | cc33217b | Thomas Schöpping | * @brief Structure containing all input data.
|
317 | e545e620 | Thomas Schöpping | */
|
318 | cc33217b | Thomas Schöpping | struct {
|
319 | /**
|
||
320 | * @brief Input buffer.
|
||
321 | */
|
||
322 | char* line;
|
||
323 | e545e620 | Thomas Schöpping | |
324 | cc33217b | Thomas Schöpping | /**
|
325 | * @brief Size of the input buffer.
|
||
326 | */
|
||
327 | size_t width; |
||
328 | } input; |
||
329 | e545e620 | Thomas Schöpping | |
330 | /**
|
||
331 | ba516b61 | Thomas Schöpping | * @brief Structure containing data for internal input parsing.
|
332 | */
|
||
333 | struct {
|
||
334 | /**
|
||
335 | * @brief The last action executed by the shell.
|
||
336 | */
|
||
337 | aos_shellaction_t lastaction; |
||
338 | |||
339 | /**
|
||
340 | * @brief Buffer to store an escape sequence.
|
||
341 | */
|
||
342 | cc33217b | Thomas Schöpping | char escseq[AOS_SHELL_ESCSEQUENCE_LENGTH];
|
343 | ba516b61 | Thomas Schöpping | |
344 | /**
|
||
345 | * @brief Current curso position.
|
||
346 | */
|
||
347 | size_t cursorpos; |
||
348 | |||
349 | /**
|
||
350 | * @brief Current line width.
|
||
351 | */
|
||
352 | size_t lineend; |
||
353 | |||
354 | /**
|
||
355 | * @brief Flag whether there was input since the prompt was printed the last time.
|
||
356 | */
|
||
357 | bool noinput;
|
||
358 | } inputdata; |
||
359 | |||
360 | /**
|
||
361 | e545e620 | Thomas Schöpping | * @brief Argument buffer.
|
362 | */
|
||
363 | char** arglist;
|
||
364 | |||
365 | /**
|
||
366 | * @brief Size of the argument buffer.
|
||
367 | */
|
||
368 | size_t arglistsize; |
||
369 | |||
370 | /**
|
||
371 | * @brief Configuration flags.
|
||
372 | */
|
||
373 | uint8_t config; |
||
374 | } aos_shell_t; |
||
375 | |||
376 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
377 | /* MACROS */
|
||
378 | /******************************************************************************/
|
||
379 | |||
380 | 4c72a54c | Thomas Schöpping | /**
|
381 | * @brief Initializes a shell command object.
|
||
382 | *
|
||
383 | * @param[in] var Name of the object variable to be initialized.
|
||
384 | * @param[in] name Shell command name.
|
||
385 | * @param[in] callback Pointer to the callback function.
|
||
386 | */
|
||
387 | #define AOS_SHELL_COMMAND(var, name, callback) aos_shellcommand_t var = { \
|
||
388 | /* name */ name, \
|
||
389 | /* callback */ callback, \
|
||
390 | /* next */ NULL, \ |
||
391 | } |
||
392 | |||
393 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
394 | /* EXTERN DECLARATIONS */
|
||
395 | /******************************************************************************/
|
||
396 | |||
397 | 7de0cc90 | Thomas Schöpping | #if defined(__cplusplus)
|
398 | e545e620 | Thomas Schöpping | extern "C" { |
399 | 7de0cc90 | Thomas Schöpping | #endif /* defined(__cplusplus) */ |
400 | ba516b61 | Thomas Schöpping | void aosShellInit(aos_shell_t* shell, event_source_t* oseventsource, const char* prompt, char* line, size_t linesize, char** arglist, size_t arglistsize); |
401 | void aosShellStreamInit(AosShellStream* stream);
|
||
402 | dd8738ea | Thomas Schöpping | void aosShellChannelInit(AosShellChannel* channel, BaseAsynchronousChannel* asyncchannel);
|
403 | e545e620 | Thomas Schöpping | aos_status_t aosShellAddCommand(aos_shell_t* shell, aos_shellcommand_t* cmd); |
404 | aos_status_t aosShellRemoveCommand(aos_shell_t* shell, char* cmd, aos_shellcommand_t** removed);
|
||
405 | aed3754b | Thomas Schöpping | unsigned int aosShellCountCommands(aos_shell_t* shell); |
406 | ba516b61 | Thomas Schöpping | void aosShellStreamAddChannel(AosShellStream* stream, AosShellChannel* channel);
|
407 | aos_status_t aosShellStreamRemoveChannel(AosShellStream* stream, AosShellChannel* channel); |
||
408 | void aosShellChannelInputEnable(AosShellChannel* channel);
|
||
409 | void aosShellChannelInputDisable( AosShellChannel* channel);
|
||
410 | void aosShellChannelOutputEnable(AosShellChannel* channel);
|
||
411 | void aosShellChannelOutputDisable(AosShellChannel* channel);
|
||
412 | e545e620 | Thomas Schöpping | THD_FUNCTION(aosShellThread, shell); |
413 | 7de0cc90 | Thomas Schöpping | #if defined(__cplusplus)
|
414 | e545e620 | Thomas Schöpping | } |
415 | 7de0cc90 | Thomas Schöpping | #endif /* defined(__cplusplus) */ |
416 | e545e620 | Thomas Schöpping | |
417 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
418 | /* INLINE FUNCTIONS */
|
||
419 | /******************************************************************************/
|
||
420 | |||
421 | cda14729 | Thomas Schöpping | #endif /* (AMIROOS_CFG_SHELL_ENABLE == true) */ |
422 | ba516b61 | Thomas Schöpping | |
423 | 6ff06bbf | Thomas Schöpping | #endif /* AMIROOS_SHELL_H */ |
424 | 53710ca3 | Marc Rothmann | |
425 | /** @} */ |