amiro-os / core / inc / aos_shell.h @ 691a0632
History | View | Annotate | Download (11.141 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 | 2dd2e257 | Thomas Schöpping | #if (AMIROOS_CFG_SHELL_ENABLE == true) || (AMIROOS_CFG_TESTS_ENABLE == true) |
| 33 | 3940ba8a | Thomas Schöpping | |
| 34 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
| 35 | /* CONSTANTS */
|
||
| 36 | /******************************************************************************/
|
||
| 37 | e545e620 | Thomas Schöpping | |
| 38 | /**
|
||
| 39 | * @brief Shell event flag that is emitted when the thread starts.
|
||
| 40 | */
|
||
| 41 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_START ((eventflags_t)(1 << 0)) |
| 42 | e545e620 | Thomas Schöpping | |
| 43 | /**
|
||
| 44 | * @brief Shell event flag that is emitted when a command is executed.
|
||
| 45 | */
|
||
| 46 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_EXEC ((eventflags_t)(1 << 1)) |
| 47 | e545e620 | Thomas Schöpping | |
| 48 | /**
|
||
| 49 | * @brief Shell event flag that is emitted when a command execution finished.
|
||
| 50 | */
|
||
| 51 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_DONE ((eventflags_t)(1 << 2)) |
| 52 | e545e620 | Thomas Schöpping | |
| 53 | /**
|
||
| 54 | * @brief Shell event flag that is emitted when the shread stops.
|
||
| 55 | */
|
||
| 56 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_EXIT ((eventflags_t)(1 << 3)) |
| 57 | e545e620 | Thomas Schöpping | |
| 58 | /**
|
||
| 59 | * @brief Shell event flag that is emitted when an I/O error occurred.
|
||
| 60 | */
|
||
| 61 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_EVTFLAG_IOERROR ((eventflags_t)(1 << 4)) |
| 62 | e545e620 | Thomas Schöpping | |
| 63 | /**
|
||
| 64 | * @brief Shell input configuration for replacing content by user input.
|
||
| 65 | */
|
||
| 66 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_CONFIG_INPUT_OVERWRITE (1 << 0) |
| 67 | e545e620 | Thomas Schöpping | |
| 68 | /**
|
||
| 69 | * @brief Shell prompt configuration print a minimalistic prompt.
|
||
| 70 | */
|
||
| 71 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_CONFIG_PROMPT_MINIMAL (1 << 1) |
| 72 | e545e620 | Thomas Schöpping | |
| 73 | /**
|
||
| 74 | * @brief Shell prompt configuration to additionally print the system uptime with the prompt.
|
||
| 75 | */
|
||
| 76 | ba516b61 | Thomas Schöpping | #define AOS_SHELL_CONFIG_PROMPT_UPTIME (1 << 2) |
| 77 | e545e620 | Thomas Schöpping | |
| 78 | /**
|
||
| 79 | 8399aeae | Thomas Schöpping | * @brief Shell prompt configuration to additionally print the date and time with the prompt.
|
| 80 | */
|
||
| 81 | #define AOS_SHELL_CONFIG_PROMPT_DATETIME (2 << 2) |
||
| 82 | |||
| 83 | /**
|
||
| 84 | e545e620 | Thomas Schöpping | * @brief Shell prompt configuration to additionally print the system uptime with the prompt.
|
| 85 | */
|
||
| 86 | 8399aeae | Thomas Schöpping | #define AOS_SHELL_CONFIG_MATCH_CASE (1 << 4) |
| 87 | ba516b61 | Thomas Schöpping | |
| 88 | /**
|
||
| 89 | * @brief Shell I/O channel flag whether the channel is attached to a list.
|
||
| 90 | */
|
||
| 91 | #define AOS_SHELLCHANNEL_ATTACHED (1 << 0) |
||
| 92 | |||
| 93 | /**
|
||
| 94 | * @brief Shell I/O channel flag whether the channel is enabled as input.
|
||
| 95 | */
|
||
| 96 | #define AOS_SHELLCHANNEL_INPUT_ENABLED (1 << 1) |
||
| 97 | |||
| 98 | /**
|
||
| 99 | * @brief Shell I/O channel flag whether the channel is enabled as output.
|
||
| 100 | */
|
||
| 101 | #define AOS_SHELLCHANNEL_OUTPUT_ENABLED (1 << 2) |
||
| 102 | |||
| 103 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
| 104 | /* SETTINGS */
|
||
| 105 | /******************************************************************************/
|
||
| 106 | |||
| 107 | /******************************************************************************/
|
||
| 108 | /* CHECKS */
|
||
| 109 | /******************************************************************************/
|
||
| 110 | |||
| 111 | /******************************************************************************/
|
||
| 112 | /* DATA STRUCTURES AND TYPES */
|
||
| 113 | /******************************************************************************/
|
||
| 114 | ba516b61 | Thomas Schöpping | |
| 115 | /**
|
||
| 116 | * @brief AosShellChannel specific methods.
|
||
| 117 | */
|
||
| 118 | #define _aos_shell_channel_methods \
|
||
| 119 | _base_asynchronous_channel_methods |
||
| 120 | |||
| 121 | /**
|
||
| 122 | * @brief AosShellChannel specific data.
|
||
| 123 | */
|
||
| 124 | #define _aos_shell_channel_data \
|
||
| 125 | dd8738ea | Thomas Schöpping | /* pointer to a BaseAsynchronousChannel object */ \
|
| 126 | BaseAsynchronousChannel* asyncchannel; \ |
||
| 127 | ba516b61 | Thomas Schöpping | /* event listener for the associated BaseAsynchronousChannel */ \
|
| 128 | event_listener_t listener; \ |
||
| 129 | /* pointer to the next chennal in a AosShellStream */ \
|
||
| 130 | f3ac1c96 | Thomas Schöpping | struct aos_shellchannel* next; \
|
| 131 | ba516b61 | Thomas Schöpping | /* flags related to the channel */ \
|
| 132 | uint8_t flags; |
||
| 133 | |||
| 134 | /**
|
||
| 135 | * @extends BaseAsynchronousChannelVMT
|
||
| 136 | *
|
||
| 137 | * @brief AosShellChannel virtual methods table.
|
||
| 138 | */
|
||
| 139 | struct AosShellChannelVMT {
|
||
| 140 | _aos_shell_channel_methods |
||
| 141 | }; |
||
| 142 | |||
| 143 | /**
|
||
| 144 | * @extends BaseAsynchronousChannel
|
||
| 145 | *
|
||
| 146 | * @brief Shell channel class.
|
||
| 147 | * @details This class implements an asynchronous I/O channel.
|
||
| 148 | */
|
||
| 149 | f3ac1c96 | Thomas Schöpping | typedef struct aos_shellchannel { |
| 150 | ba516b61 | Thomas Schöpping | /** @brief Virtual Methods Table. */
|
| 151 | const struct AosShellChannelVMT* vmt; |
||
| 152 | _aos_shell_channel_data |
||
| 153 | f3ac1c96 | Thomas Schöpping | } AosShellChannel; |
| 154 | ba516b61 | Thomas Schöpping | |
| 155 | /**
|
||
| 156 | * @brief AosShellStream methods.
|
||
| 157 | */
|
||
| 158 | #define _aos_shellstream_methods \
|
||
| 159 | _base_sequential_stream_methods |
||
| 160 | |||
| 161 | /**
|
||
| 162 | * @brief AosShellStream data.
|
||
| 163 | */
|
||
| 164 | #define _aos_shellstream_data \
|
||
| 165 | /* Pointer to the first channel in a list. */ \
|
||
| 166 | AosShellChannel* channel; |
||
| 167 | |||
| 168 | /**
|
||
| 169 | * @extends BaseSequentialStream
|
||
| 170 | *
|
||
| 171 | * @brief AosShellStream virtual methods table.
|
||
| 172 | */
|
||
| 173 | struct AosShellStreamVMT {
|
||
| 174 | _aos_shellstream_methods |
||
| 175 | }; |
||
| 176 | |||
| 177 | /**
|
||
| 178 | * @extends BaseSequentialStream
|
||
| 179 | *
|
||
| 180 | * @brief Shell Stream class.
|
||
| 181 | * @details This class implements an base sequential stream.
|
||
| 182 | * @todo So far only output but no input is supported.
|
||
| 183 | */
|
||
| 184 | f3ac1c96 | Thomas Schöpping | typedef struct aos_shellstream { |
| 185 | ba516b61 | Thomas Schöpping | const struct AosShellStreamVMT* vmt; |
| 186 | _aos_shellstream_data |
||
| 187 | f3ac1c96 | Thomas Schöpping | } AosShellStream; |
| 188 | e545e620 | Thomas Schöpping | |
| 189 | /**
|
||
| 190 | * @brief Shell command calback type.
|
||
| 191 | */
|
||
| 192 | typedef int (*aos_shellcmdcb_t)(BaseSequentialStream* stream, int argc, char* argv[]); |
||
| 193 | |||
| 194 | /**
|
||
| 195 | * @brief Shell command structure.
|
||
| 196 | */
|
||
| 197 | typedef struct aos_shellcommand { |
||
| 198 | /**
|
||
| 199 | * @brief Command name.
|
||
| 200 | */
|
||
| 201 | const char* name; |
||
| 202 | |||
| 203 | /**
|
||
| 204 | * @brief Callback function.
|
||
| 205 | */
|
||
| 206 | aos_shellcmdcb_t callback; |
||
| 207 | |||
| 208 | /**
|
||
| 209 | * @brief Pointer to next command in a singly linked list.
|
||
| 210 | */
|
||
| 211 | struct aos_shellcommand* next;
|
||
| 212 | ba516b61 | Thomas Schöpping | |
| 213 | e545e620 | Thomas Schöpping | } aos_shellcommand_t; |
| 214 | |||
| 215 | /**
|
||
| 216 | * @brief Execution status of a shell command.
|
||
| 217 | */
|
||
| 218 | typedef struct aos_shellexecstatus { |
||
| 219 | ba516b61 | Thomas Schöpping | /**
|
| 220 | * @brief Pointer to the command that was executed.
|
||
| 221 | */
|
||
| 222 | aos_shellcommand_t* command; |
||
| 223 | |||
| 224 | /**
|
||
| 225 | * @brief Return value of the executed command.
|
||
| 226 | */
|
||
| 227 | int retval;
|
||
| 228 | e545e620 | Thomas Schöpping | } aos_shellexecstatus_t; |
| 229 | |||
| 230 | /**
|
||
| 231 | ba516b61 | Thomas Schöpping | * @brief Enumerator to encode shell actions.
|
| 232 | */
|
||
| 233 | typedef enum aos_shellaction { |
||
| 234 | dd8738ea | Thomas Schöpping | AOS_SHELL_ACTION_NONE, |
| 235 | ba516b61 | Thomas Schöpping | AOS_SHELL_ACTION_READCHAR, |
| 236 | AOS_SHELL_ACTION_AUTOFILL, |
||
| 237 | AOS_SHELL_ACTION_SUGGEST, |
||
| 238 | AOS_SHELL_ACTION_INSERTTOGGLE, |
||
| 239 | AOS_SHELL_ACTION_DELETEFORWARD, |
||
| 240 | AOS_SHELL_ACTION_DELETEBACKWARD, |
||
| 241 | AOS_SHELL_ACTION_RECALLLAST, |
||
| 242 | AOS_SHELL_ACTION_CLEAR, |
||
| 243 | AOS_SHELL_ACTION_CURSOR2START, |
||
| 244 | AOS_SHELL_ACTION_CURSOR2END, |
||
| 245 | AOS_SHELL_ACTION_CURSORLEFT, |
||
| 246 | AOS_SHELL_ACTION_CURSORRIGHT, |
||
| 247 | AOS_SHELL_ACTION_EXECUTE, |
||
| 248 | AOS_SHELL_ACTION_ESCSTART, |
||
| 249 | } aos_shellaction_t; |
||
| 250 | |||
| 251 | /**
|
||
| 252 | e545e620 | Thomas Schöpping | * @brief Shell structure.
|
| 253 | */
|
||
| 254 | typedef struct aos_shell { |
||
| 255 | /**
|
||
| 256 | * @brief Pointer to the thread object.
|
||
| 257 | */
|
||
| 258 | thread_t* thread; |
||
| 259 | |||
| 260 | /**
|
||
| 261 | * @brief Event source.
|
||
| 262 | */
|
||
| 263 | event_source_t eventSource; |
||
| 264 | |||
| 265 | /**
|
||
| 266 | ba516b61 | Thomas Schöpping | * @brief Struct for OS related events
|
| 267 | e545e620 | Thomas Schöpping | */
|
| 268 | ba516b61 | Thomas Schöpping | struct {
|
| 269 | /**
|
||
| 270 | * @brief Pointer to the OS' event source.
|
||
| 271 | */
|
||
| 272 | event_source_t* eventSource; |
||
| 273 | |||
| 274 | /**
|
||
| 275 | * @brief Listener for OS related events.
|
||
| 276 | */
|
||
| 277 | event_listener_t eventListener; |
||
| 278 | } os; |
||
| 279 | |||
| 280 | /**
|
||
| 281 | * @brief Pointer to the first I/O channel.
|
||
| 282 | */
|
||
| 283 | AosShellStream stream; |
||
| 284 | e545e620 | Thomas Schöpping | |
| 285 | /**
|
||
| 286 | * @brief String to printed as prompt.
|
||
| 287 | */
|
||
| 288 | const char* prompt; |
||
| 289 | |||
| 290 | /**
|
||
| 291 | * @brief Pointer to the first element of the singly linked list of commands.
|
||
| 292 | * @details Commands are ordered alphabetically in the list.
|
||
| 293 | */
|
||
| 294 | aos_shellcommand_t* commands; |
||
| 295 | |||
| 296 | /**
|
||
| 297 | * @brief Execution status of the most recent command.
|
||
| 298 | */
|
||
| 299 | aos_shellexecstatus_t execstatus; |
||
| 300 | |||
| 301 | /**
|
||
| 302 | * @brief Input buffer.
|
||
| 303 | */
|
||
| 304 | char* line;
|
||
| 305 | |||
| 306 | /**
|
||
| 307 | * @brief Size of the input buffer.
|
||
| 308 | */
|
||
| 309 | size_t linesize; |
||
| 310 | |||
| 311 | /**
|
||
| 312 | ba516b61 | Thomas Schöpping | * @brief Structure containing data for internal input parsing.
|
| 313 | */
|
||
| 314 | struct {
|
||
| 315 | /**
|
||
| 316 | * @brief The last action executed by the shell.
|
||
| 317 | */
|
||
| 318 | aos_shellaction_t lastaction; |
||
| 319 | |||
| 320 | /**
|
||
| 321 | * @brief Number of character in the current escape sequence.
|
||
| 322 | */
|
||
| 323 | uint8_t escp; |
||
| 324 | |||
| 325 | /**
|
||
| 326 | * @brief Buffer to store an escape sequence.
|
||
| 327 | */
|
||
| 328 | char escseq[5]; |
||
| 329 | |||
| 330 | /**
|
||
| 331 | * @brief Current curso position.
|
||
| 332 | */
|
||
| 333 | size_t cursorpos; |
||
| 334 | |||
| 335 | /**
|
||
| 336 | * @brief Current line width.
|
||
| 337 | */
|
||
| 338 | size_t lineend; |
||
| 339 | |||
| 340 | /**
|
||
| 341 | * @brief Flag whether there was input since the prompt was printed the last time.
|
||
| 342 | */
|
||
| 343 | bool noinput;
|
||
| 344 | } inputdata; |
||
| 345 | |||
| 346 | /**
|
||
| 347 | e545e620 | Thomas Schöpping | * @brief Argument buffer.
|
| 348 | */
|
||
| 349 | char** arglist;
|
||
| 350 | |||
| 351 | /**
|
||
| 352 | * @brief Size of the argument buffer.
|
||
| 353 | */
|
||
| 354 | size_t arglistsize; |
||
| 355 | |||
| 356 | /**
|
||
| 357 | * @brief Configuration flags.
|
||
| 358 | */
|
||
| 359 | uint8_t config; |
||
| 360 | } aos_shell_t; |
||
| 361 | |||
| 362 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
| 363 | /* MACROS */
|
||
| 364 | /******************************************************************************/
|
||
| 365 | |||
| 366 | /******************************************************************************/
|
||
| 367 | /* EXTERN DECLARATIONS */
|
||
| 368 | /******************************************************************************/
|
||
| 369 | |||
| 370 | e545e620 | Thomas Schöpping | #ifdef __cplusplus
|
| 371 | extern "C" { |
||
| 372 | #endif
|
||
| 373 | 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); |
| 374 | void aosShellStreamInit(AosShellStream* stream);
|
||
| 375 | dd8738ea | Thomas Schöpping | void aosShellChannelInit(AosShellChannel* channel, BaseAsynchronousChannel* asyncchannel);
|
| 376 | e545e620 | Thomas Schöpping | aos_status_t aosShellAddCommand(aos_shell_t* shell, aos_shellcommand_t* cmd); |
| 377 | aos_status_t aosShellRemoveCommand(aos_shell_t* shell, char* cmd, aos_shellcommand_t** removed);
|
||
| 378 | aed3754b | Thomas Schöpping | unsigned int aosShellCountCommands(aos_shell_t* shell); |
| 379 | ba516b61 | Thomas Schöpping | void aosShellStreamAddChannel(AosShellStream* stream, AosShellChannel* channel);
|
| 380 | aos_status_t aosShellStreamRemoveChannel(AosShellStream* stream, AosShellChannel* channel); |
||
| 381 | void aosShellChannelInputEnable(AosShellChannel* channel);
|
||
| 382 | void aosShellChannelInputDisable( AosShellChannel* channel);
|
||
| 383 | void aosShellChannelOutputEnable(AosShellChannel* channel);
|
||
| 384 | void aosShellChannelOutputDisable(AosShellChannel* channel);
|
||
| 385 | e545e620 | Thomas Schöpping | THD_FUNCTION(aosShellThread, shell); |
| 386 | #ifdef __cplusplus
|
||
| 387 | } |
||
| 388 | #endif
|
||
| 389 | |||
| 390 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
|
| 391 | /* INLINE FUNCTIONS */
|
||
| 392 | /******************************************************************************/
|
||
| 393 | |||
| 394 | 2dd2e257 | Thomas Schöpping | #endif /* (AMIROOS_CFG_SHELL_ENABLE == true) || (AMIROOS_CFG_TESTS_ENABLE == true) */ |
| 395 | ba516b61 | Thomas Schöpping | |
| 396 | 6ff06bbf | Thomas Schöpping | #endif /* AMIROOS_SHELL_H */ |
| 397 | 53710ca3 | Marc Rothmann | |
| 398 | /** @} */ |