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1 | /* | |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Bert Vermeulen <bert@biot.com> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | /** | |
21 | * @file | |
22 | * | |
23 | * @internal | |
24 | */ | |
25 | ||
26 | #ifndef LIBSIGROK_LIBSIGROK_INTERNAL_H | |
27 | #define LIBSIGROK_LIBSIGROK_INTERNAL_H | |
28 | ||
29 | #include "config.h" | |
30 | ||
31 | #include <glib.h> | |
32 | #ifdef HAVE_LIBSERIALPORT | |
33 | #include <libserialport.h> | |
34 | #endif | |
35 | #ifdef HAVE_LIBUSB_1_0 | |
36 | #include <libusb.h> | |
37 | #endif | |
38 | #include <stdarg.h> | |
39 | #include <stdint.h> | |
40 | #include <stdio.h> | |
41 | #include <stdlib.h> | |
42 | ||
43 | struct zip; | |
44 | struct zip_stat; | |
45 | ||
46 | /** | |
47 | * @file | |
48 | * | |
49 | * libsigrok private header file, only to be used internally. | |
50 | */ | |
51 | ||
52 | /*--- Macros ----------------------------------------------------------------*/ | |
53 | ||
54 | #ifndef ARRAY_SIZE | |
55 | #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0])) | |
56 | #endif | |
57 | ||
58 | #ifndef ARRAY_AND_SIZE | |
59 | #define ARRAY_AND_SIZE(a) (a), ARRAY_SIZE(a) | |
60 | #endif | |
61 | ||
62 | /** | |
63 | * Read a 8 bits unsigned integer out of memory. | |
64 | * @param x a pointer to the input memory | |
65 | * @return the corresponding unsigned integer | |
66 | */ | |
67 | #define R8(x) ((unsigned)((const uint8_t*)(x))[0]) | |
68 | ||
69 | /** | |
70 | * Read a 16 bits big endian unsigned integer out of memory. | |
71 | * @param x a pointer to the input memory | |
72 | * @return the corresponding unsigned integer | |
73 | */ | |
74 | #define RB16(x) (((unsigned)((const uint8_t*)(x))[0] << 8) | \ | |
75 | (unsigned)((const uint8_t*)(x))[1]) | |
76 | ||
77 | /** | |
78 | * Read a 16 bits little endian unsigned integer out of memory. | |
79 | * @param x a pointer to the input memory | |
80 | * @return the corresponding unsigned integer | |
81 | */ | |
82 | #define RL16(x) (((unsigned)((const uint8_t*)(x))[1] << 8) | \ | |
83 | (unsigned)((const uint8_t*)(x))[0]) | |
84 | ||
85 | /** | |
86 | * Read a 16 bits big endian signed integer out of memory. | |
87 | * @param x a pointer to the input memory | |
88 | * @return the corresponding signed integer | |
89 | */ | |
90 | #define RB16S(x) ((int16_t) \ | |
91 | (((unsigned)((const uint8_t*)(x))[0] << 8) | \ | |
92 | (unsigned)((const uint8_t*)(x))[1])) | |
93 | ||
94 | /** | |
95 | * Read a 16 bits little endian signed integer out of memory. | |
96 | * @param x a pointer to the input memory | |
97 | * @return the corresponding signed integer | |
98 | */ | |
99 | #define RL16S(x) ((int16_t) \ | |
100 | (((unsigned)((const uint8_t*)(x))[1] << 8) | \ | |
101 | (unsigned)((const uint8_t*)(x))[0])) | |
102 | ||
103 | /** | |
104 | * Read a 32 bits big endian unsigned integer out of memory. | |
105 | * @param x a pointer to the input memory | |
106 | * @return the corresponding unsigned integer | |
107 | */ | |
108 | #define RB32(x) (((unsigned)((const uint8_t*)(x))[0] << 24) | \ | |
109 | ((unsigned)((const uint8_t*)(x))[1] << 16) | \ | |
110 | ((unsigned)((const uint8_t*)(x))[2] << 8) | \ | |
111 | (unsigned)((const uint8_t*)(x))[3]) | |
112 | ||
113 | /** | |
114 | * Read a 32 bits little endian unsigned integer out of memory. | |
115 | * @param x a pointer to the input memory | |
116 | * @return the corresponding unsigned integer | |
117 | */ | |
118 | #define RL32(x) (((unsigned)((const uint8_t*)(x))[3] << 24) | \ | |
119 | ((unsigned)((const uint8_t*)(x))[2] << 16) | \ | |
120 | ((unsigned)((const uint8_t*)(x))[1] << 8) | \ | |
121 | (unsigned)((const uint8_t*)(x))[0]) | |
122 | ||
123 | /** | |
124 | * Read a 32 bits big endian signed integer out of memory. | |
125 | * @param x a pointer to the input memory | |
126 | * @return the corresponding signed integer | |
127 | */ | |
128 | #define RB32S(x) ((int32_t) \ | |
129 | (((unsigned)((const uint8_t*)(x))[0] << 24) | \ | |
130 | ((unsigned)((const uint8_t*)(x))[1] << 16) | \ | |
131 | ((unsigned)((const uint8_t*)(x))[2] << 8) | \ | |
132 | (unsigned)((const uint8_t*)(x))[3])) | |
133 | ||
134 | /** | |
135 | * Read a 32 bits little endian signed integer out of memory. | |
136 | * @param x a pointer to the input memory | |
137 | * @return the corresponding signed integer | |
138 | */ | |
139 | #define RL32S(x) ((int32_t) \ | |
140 | (((unsigned)((const uint8_t*)(x))[3] << 24) | \ | |
141 | ((unsigned)((const uint8_t*)(x))[2] << 16) | \ | |
142 | ((unsigned)((const uint8_t*)(x))[1] << 8) | \ | |
143 | (unsigned)((const uint8_t*)(x))[0])) | |
144 | ||
145 | /** | |
146 | * Read a 64 bits big endian unsigned integer out of memory. | |
147 | * @param x a pointer to the input memory | |
148 | * @return the corresponding unsigned integer | |
149 | */ | |
150 | #define RB64(x) (((uint64_t)((const uint8_t*)(x))[0] << 56) | \ | |
151 | ((uint64_t)((const uint8_t*)(x))[1] << 48) | \ | |
152 | ((uint64_t)((const uint8_t*)(x))[2] << 40) | \ | |
153 | ((uint64_t)((const uint8_t*)(x))[3] << 32) | \ | |
154 | ((uint64_t)((const uint8_t*)(x))[4] << 24) | \ | |
155 | ((uint64_t)((const uint8_t*)(x))[5] << 16) | \ | |
156 | ((uint64_t)((const uint8_t*)(x))[6] << 8) | \ | |
157 | (uint64_t)((const uint8_t*)(x))[7]) | |
158 | ||
159 | /** | |
160 | * Read a 64 bits little endian unsigned integer out of memory. | |
161 | * @param x a pointer to the input memory | |
162 | * @return the corresponding unsigned integer | |
163 | */ | |
164 | #define RL64(x) (((uint64_t)((const uint8_t*)(x))[7] << 56) | \ | |
165 | ((uint64_t)((const uint8_t*)(x))[6] << 48) | \ | |
166 | ((uint64_t)((const uint8_t*)(x))[5] << 40) | \ | |
167 | ((uint64_t)((const uint8_t*)(x))[4] << 32) | \ | |
168 | ((uint64_t)((const uint8_t*)(x))[3] << 24) | \ | |
169 | ((uint64_t)((const uint8_t*)(x))[2] << 16) | \ | |
170 | ((uint64_t)((const uint8_t*)(x))[1] << 8) | \ | |
171 | (uint64_t)((const uint8_t*)(x))[0]) | |
172 | ||
173 | /** | |
174 | * Read a 64 bits little endian signed integer out of memory. | |
175 | * @param x a pointer to the input memory | |
176 | * @return the corresponding unsigned integer | |
177 | */ | |
178 | #define RL64S(x) ((int64_t) \ | |
179 | (((uint64_t)((const uint8_t*)(x))[7] << 56) | \ | |
180 | ((uint64_t)((const uint8_t*)(x))[6] << 48) | \ | |
181 | ((uint64_t)((const uint8_t*)(x))[5] << 40) | \ | |
182 | ((uint64_t)((const uint8_t*)(x))[4] << 32) | \ | |
183 | ((uint64_t)((const uint8_t*)(x))[3] << 24) | \ | |
184 | ((uint64_t)((const uint8_t*)(x))[2] << 16) | \ | |
185 | ((uint64_t)((const uint8_t*)(x))[1] << 8) | \ | |
186 | (uint64_t)((const uint8_t*)(x))[0])) | |
187 | ||
188 | /** | |
189 | * Read a 32 bits big endian float out of memory. | |
190 | * @param x a pointer to the input memory | |
191 | * @return the corresponding float | |
192 | */ | |
193 | #define RBFL(x) ((union { uint32_t u; float f; }) { .u = RB32(x) }.f) | |
194 | ||
195 | /** | |
196 | * Read a 32 bits little endian float out of memory. | |
197 | * @param x a pointer to the input memory | |
198 | * @return the corresponding float | |
199 | */ | |
200 | #define RLFL(x) ((union { uint32_t u; float f; }) { .u = RL32(x) }.f) | |
201 | ||
202 | /** | |
203 | * Write a 8 bits unsigned integer to memory. | |
204 | * @param p a pointer to the output memory | |
205 | * @param x the input unsigned integer | |
206 | */ | |
207 | #define W8(p, x) do { ((uint8_t*)(p))[0] = (uint8_t) (x); } while (0) | |
208 | ||
209 | /** | |
210 | * Write a 16 bits unsigned integer to memory stored as big endian. | |
211 | * @param p a pointer to the output memory | |
212 | * @param x the input unsigned integer | |
213 | */ | |
214 | #define WB16(p, x) do { ((uint8_t*)(p))[1] = (uint8_t) (x); \ | |
215 | ((uint8_t*)(p))[0] = (uint8_t)((x)>>8); } while (0) | |
216 | ||
217 | /** | |
218 | * Write a 16 bits unsigned integer to memory stored as little endian. | |
219 | * @param p a pointer to the output memory | |
220 | * @param x the input unsigned integer | |
221 | */ | |
222 | #define WL16(p, x) do { ((uint8_t*)(p))[0] = (uint8_t) (x); \ | |
223 | ((uint8_t*)(p))[1] = (uint8_t)((x)>>8); } while (0) | |
224 | ||
225 | /** | |
226 | * Write a 32 bits unsigned integer to memory stored as big endian. | |
227 | * @param p a pointer to the output memory | |
228 | * @param x the input unsigned integer | |
229 | */ | |
230 | #define WB32(p, x) do { ((uint8_t*)(p))[3] = (uint8_t) (x); \ | |
231 | ((uint8_t*)(p))[2] = (uint8_t)((x)>>8); \ | |
232 | ((uint8_t*)(p))[1] = (uint8_t)((x)>>16); \ | |
233 | ((uint8_t*)(p))[0] = (uint8_t)((x)>>24); } while (0) | |
234 | ||
235 | /** | |
236 | * Write a 32 bits unsigned integer to memory stored as little endian. | |
237 | * @param p a pointer to the output memory | |
238 | * @param x the input unsigned integer | |
239 | */ | |
240 | #define WL32(p, x) do { ((uint8_t*)(p))[0] = (uint8_t) (x); \ | |
241 | ((uint8_t*)(p))[1] = (uint8_t)((x)>>8); \ | |
242 | ((uint8_t*)(p))[2] = (uint8_t)((x)>>16); \ | |
243 | ((uint8_t*)(p))[3] = (uint8_t)((x)>>24); } while (0) | |
244 | ||
245 | /** | |
246 | * Write a 32 bits float to memory stored as big endian. | |
247 | * @param p a pointer to the output memory | |
248 | * @param x the input float | |
249 | */ | |
250 | #define WBFL(p, x) WB32(p, (union { uint32_t u; float f; }) { .f = x }.u) | |
251 | ||
252 | /** | |
253 | * Write a 32 bits float to memory stored as little endian. | |
254 | * @param p a pointer to the output memory | |
255 | * @param x the input float | |
256 | */ | |
257 | #define WLFL(p, x) WL32(p, (union { uint32_t u; float f; }) { .f = x }.u) | |
258 | ||
259 | /* Portability fixes for FreeBSD. */ | |
260 | #ifdef __FreeBSD__ | |
261 | #define LIBUSB_CLASS_APPLICATION 0xfe | |
262 | #define libusb_has_capability(x) 0 | |
263 | #define libusb_handle_events_timeout_completed(ctx, tv, c) \ | |
264 | libusb_handle_events_timeout(ctx, tv) | |
265 | #endif | |
266 | ||
267 | /* Static definitions of structs ending with an all-zero entry are a | |
268 | * problem when compiling with -Wmissing-field-initializers: GCC | |
269 | * suppresses the warning only with { 0 }, clang wants { } */ | |
270 | #ifdef __clang__ | |
271 | #define ALL_ZERO { } | |
272 | #else | |
273 | #define ALL_ZERO { 0 } | |
274 | #endif | |
275 | ||
276 | #ifdef __APPLE__ | |
277 | #define SR_DRIVER_LIST_SECTION "__DATA,__sr_driver_list" | |
278 | #else | |
279 | #define SR_DRIVER_LIST_SECTION "sr_driver_list" | |
280 | #endif | |
281 | ||
282 | /** | |
283 | * Register a list of hardware drivers. | |
284 | * | |
285 | * This macro can be used to register multiple hardware drivers to the library. | |
286 | * This is useful when a driver supports multiple similar but slightly | |
287 | * different devices that require different sr_dev_driver struct definitions. | |
288 | * | |
289 | * For registering only a single driver see SR_REGISTER_DEV_DRIVER(). | |
290 | * | |
291 | * Example: | |
292 | * @code{c} | |
293 | * #define MY_DRIVER(_name) \ | |
294 | * &(struct sr_dev_driver){ \ | |
295 | * .name = _name, \ | |
296 | * ... | |
297 | * }; | |
298 | * | |
299 | * SR_REGISTER_DEV_DRIVER_LIST(my_driver_infos, | |
300 | * MY_DRIVER("driver 1"), | |
301 | * MY_DRIVER("driver 2"), | |
302 | * ... | |
303 | * ); | |
304 | * @endcode | |
305 | * | |
306 | * @param name Name to use for the driver list identifier. | |
307 | * @param ... Comma separated list of pointers to sr_dev_driver structs. | |
308 | */ | |
309 | #define SR_REGISTER_DEV_DRIVER_LIST(name, ...) \ | |
310 | static const struct sr_dev_driver *name[] \ | |
311 | __attribute__((section (SR_DRIVER_LIST_SECTION), used, \ | |
312 | aligned(sizeof(struct sr_dev_driver *)))) \ | |
313 | = { \ | |
314 | __VA_ARGS__ \ | |
315 | }; | |
316 | ||
317 | /** | |
318 | * Register a hardware driver. | |
319 | * | |
320 | * This macro is used to register a hardware driver with the library. It has | |
321 | * to be used in order to make the driver accessible to applications using the | |
322 | * library. | |
323 | * | |
324 | * The macro invocation should be placed directly under the struct | |
325 | * sr_dev_driver definition. | |
326 | * | |
327 | * Example: | |
328 | * @code{c} | |
329 | * static struct sr_dev_driver driver_info = { | |
330 | * .name = "driver", | |
331 | * .... | |
332 | * }; | |
333 | * SR_REGISTER_DEV_DRIVER(driver_info); | |
334 | * @endcode | |
335 | * | |
336 | * @param name Identifier name of sr_dev_driver struct to register. | |
337 | */ | |
338 | #define SR_REGISTER_DEV_DRIVER(name) \ | |
339 | SR_REGISTER_DEV_DRIVER_LIST(name##_list, &name); | |
340 | ||
341 | SR_API void sr_drivers_init(struct sr_context *context); | |
342 | ||
343 | struct sr_context { | |
344 | struct sr_dev_driver **driver_list; | |
345 | #ifdef HAVE_LIBUSB_1_0 | |
346 | libusb_context *libusb_ctx; | |
347 | #endif | |
348 | sr_resource_open_callback resource_open_cb; | |
349 | sr_resource_close_callback resource_close_cb; | |
350 | sr_resource_read_callback resource_read_cb; | |
351 | void *resource_cb_data; | |
352 | }; | |
353 | ||
354 | /** Input module metadata keys. */ | |
355 | enum sr_input_meta_keys { | |
356 | /** The input filename, if there is one. */ | |
357 | SR_INPUT_META_FILENAME = 0x01, | |
358 | /** The input file's size in bytes. */ | |
359 | SR_INPUT_META_FILESIZE = 0x02, | |
360 | /** The first 128 bytes of the file, provided as a GString. */ | |
361 | SR_INPUT_META_HEADER = 0x04, | |
362 | ||
363 | /** The module cannot identify a file without this metadata. */ | |
364 | SR_INPUT_META_REQUIRED = 0x80, | |
365 | }; | |
366 | ||
367 | /** Input (file) module struct. */ | |
368 | struct sr_input { | |
369 | /** | |
370 | * A pointer to this input module's 'struct sr_input_module'. | |
371 | */ | |
372 | const struct sr_input_module *module; | |
373 | GString *buf; | |
374 | struct sr_dev_inst *sdi; | |
375 | gboolean sdi_ready; | |
376 | void *priv; | |
377 | }; | |
378 | ||
379 | /** Input (file) module driver. */ | |
380 | struct sr_input_module { | |
381 | /** | |
382 | * A unique ID for this input module, suitable for use in command-line | |
383 | * clients, [a-z0-9-]. Must not be NULL. | |
384 | */ | |
385 | const char *id; | |
386 | ||
387 | /** | |
388 | * A unique name for this input module, suitable for use in GUI | |
389 | * clients, can contain UTF-8. Must not be NULL. | |
390 | */ | |
391 | const char *name; | |
392 | ||
393 | /** | |
394 | * A short description of the input module. Must not be NULL. | |
395 | * | |
396 | * This can be displayed by frontends, e.g. when selecting the input | |
397 | * module for saving a file. | |
398 | */ | |
399 | const char *desc; | |
400 | ||
401 | /** | |
402 | * A NULL terminated array of strings containing a list of file name | |
403 | * extensions typical for the input file format, or NULL if there is | |
404 | * no typical extension for this file format. | |
405 | */ | |
406 | const char *const *exts; | |
407 | ||
408 | /** | |
409 | * Zero-terminated list of metadata items the module needs to be able | |
410 | * to identify an input stream. Can be all-zero, if the module cannot | |
411 | * identify streams at all, i.e. has to be forced into use. | |
412 | * | |
413 | * Each item is one of: | |
414 | * SR_INPUT_META_FILENAME | |
415 | * SR_INPUT_META_FILESIZE | |
416 | * SR_INPUT_META_HEADER | |
417 | * | |
418 | * If the high bit (SR_INPUT META_REQUIRED) is set, the module cannot | |
419 | * identify a stream without the given metadata. | |
420 | */ | |
421 | const uint8_t metadata[8]; | |
422 | ||
423 | /** | |
424 | * Returns a NULL-terminated list of options this module can take. | |
425 | * Can be NULL, if the module has no options. | |
426 | */ | |
427 | const struct sr_option *(*options) (void); | |
428 | ||
429 | /** | |
430 | * Check if this input module can load and parse the specified stream. | |
431 | * | |
432 | * @param[in] metadata Metadata the module can use to identify the stream. | |
433 | * @param[out] confidence "Strength" of the detection. | |
434 | * Specialized handlers can take precedence over generic/basic support. | |
435 | * | |
436 | * @retval SR_OK This module knows the format. | |
437 | * @retval SR_ERR_NA There wasn't enough data for this module to | |
438 | * positively identify the format. | |
439 | * @retval SR_ERR_DATA This module knows the format, but cannot handle | |
440 | * it. This means the stream is either corrupt, or indicates a | |
441 | * feature that the module does not support. | |
442 | * @retval SR_ERR This module does not know the format. | |
443 | * | |
444 | * Lower numeric values of 'confidence' mean that the input module | |
445 | * stronger believes in its capability to handle this specific format. | |
446 | * This way, multiple input modules can claim support for a format, | |
447 | * and the application can pick the best match, or try fallbacks | |
448 | * in case of errors. This approach also copes with formats that | |
449 | * are unreliable to detect in the absence of magic signatures. | |
450 | */ | |
451 | int (*format_match) (GHashTable *metadata, unsigned int *confidence); | |
452 | ||
453 | /** | |
454 | * Initialize the input module. | |
455 | * | |
456 | * @retval SR_OK Success | |
457 | * @retval other Negative error code. | |
458 | */ | |
459 | int (*init) (struct sr_input *in, GHashTable *options); | |
460 | ||
461 | /** | |
462 | * Send data to the specified input instance. | |
463 | * | |
464 | * When an input module instance is created with sr_input_new(), this | |
465 | * function is used to feed data to the instance. | |
466 | * | |
467 | * As enough data gets fed into this function to completely populate | |
468 | * the device instance associated with this input instance, this is | |
469 | * guaranteed to return the moment it's ready. This gives the caller | |
470 | * the chance to examine the device instance, attach session callbacks | |
471 | * and so on. | |
472 | * | |
473 | * @retval SR_OK Success | |
474 | * @retval other Negative error code. | |
475 | */ | |
476 | int (*receive) (struct sr_input *in, GString *buf); | |
477 | ||
478 | /** | |
479 | * Signal the input module no more data will come. | |
480 | * | |
481 | * This will cause the module to process any data it may have buffered. | |
482 | * The SR_DF_END packet will also typically be sent at this time. | |
483 | */ | |
484 | int (*end) (struct sr_input *in); | |
485 | ||
486 | /** | |
487 | * Reset the input module's input handling structures. | |
488 | * | |
489 | * Causes the input module to reset its internal state so that we can | |
490 | * re-send the input data from the beginning without having to | |
491 | * re-create the entire input module. | |
492 | * | |
493 | * @retval SR_OK Success. | |
494 | * @retval other Negative error code. | |
495 | */ | |
496 | int (*reset) (struct sr_input *in); | |
497 | ||
498 | /** | |
499 | * This function is called after the caller is finished using | |
500 | * the input module, and can be used to free any internal | |
501 | * resources the module may keep. | |
502 | * | |
503 | * This function is optional. | |
504 | * | |
505 | * @retval SR_OK Success | |
506 | * @retval other Negative error code. | |
507 | */ | |
508 | void (*cleanup) (struct sr_input *in); | |
509 | }; | |
510 | ||
511 | /** Output module instance. */ | |
512 | struct sr_output { | |
513 | /** A pointer to this output's module. */ | |
514 | const struct sr_output_module *module; | |
515 | ||
516 | /** | |
517 | * The device for which this output module is creating output. This | |
518 | * can be used by the module to find out channel names and numbers. | |
519 | */ | |
520 | const struct sr_dev_inst *sdi; | |
521 | ||
522 | /** | |
523 | * The name of the file that the data should be written to. | |
524 | */ | |
525 | const char *filename; | |
526 | ||
527 | /** | |
528 | * A generic pointer which can be used by the module to keep internal | |
529 | * state between calls into its callback functions. | |
530 | * | |
531 | * For example, the module might store a pointer to a chunk of output | |
532 | * there, and only flush it when it reaches a certain size. | |
533 | */ | |
534 | void *priv; | |
535 | }; | |
536 | ||
537 | /** Output module driver. */ | |
538 | struct sr_output_module { | |
539 | /** | |
540 | * A unique ID for this output module, suitable for use in command-line | |
541 | * clients, [a-z0-9-]. Must not be NULL. | |
542 | */ | |
543 | const char *id; | |
544 | ||
545 | /** | |
546 | * A unique name for this output module, suitable for use in GUI | |
547 | * clients, can contain UTF-8. Must not be NULL. | |
548 | */ | |
549 | const char *name; | |
550 | ||
551 | /** | |
552 | * A short description of the output module. Must not be NULL. | |
553 | * | |
554 | * This can be displayed by frontends, e.g. when selecting the output | |
555 | * module for saving a file. | |
556 | */ | |
557 | const char *desc; | |
558 | ||
559 | /** | |
560 | * A NULL terminated array of strings containing a list of file name | |
561 | * extensions typical for the input file format, or NULL if there is | |
562 | * no typical extension for this file format. | |
563 | */ | |
564 | const char *const *exts; | |
565 | ||
566 | /** | |
567 | * Bitfield containing flags that describe certain properties | |
568 | * this output module may or may not have. | |
569 | * @see sr_output_flags | |
570 | */ | |
571 | const uint64_t flags; | |
572 | ||
573 | /** | |
574 | * Returns a NULL-terminated list of options this module can take. | |
575 | * Can be NULL, if the module has no options. | |
576 | */ | |
577 | const struct sr_option *(*options) (void); | |
578 | ||
579 | /** | |
580 | * This function is called once, at the beginning of an output stream. | |
581 | * | |
582 | * The device struct will be available in the output struct passed in, | |
583 | * as well as the param field -- which may be NULL or an empty string, | |
584 | * if no parameter was passed. | |
585 | * | |
586 | * The module can use this to initialize itself, create a struct for | |
587 | * keeping state and storing it in the <code>internal</code> field. | |
588 | * | |
589 | * @param o Pointer to the respective 'struct sr_output'. | |
590 | * | |
591 | * @retval SR_OK Success | |
592 | * @retval other Negative error code. | |
593 | */ | |
594 | int (*init) (struct sr_output *o, GHashTable *options); | |
595 | ||
596 | /** | |
597 | * This function is passed a copy of every packet in the data feed. | |
598 | * Any output generated by the output module in response to the | |
599 | * packet should be returned in a newly allocated GString | |
600 | * <code>out</code>, which will be freed by the caller. | |
601 | * | |
602 | * Packets not of interest to the output module can just be ignored, | |
603 | * and the <code>out</code> parameter set to NULL. | |
604 | * | |
605 | * @param o Pointer to the respective 'struct sr_output'. | |
606 | * @param sdi The device instance that generated the packet. | |
607 | * @param packet The complete packet. | |
608 | * @param out A pointer where a GString * should be stored if | |
609 | * the module generates output, or NULL if not. | |
610 | * | |
611 | * @retval SR_OK Success | |
612 | * @retval other Negative error code. | |
613 | */ | |
614 | int (*receive) (const struct sr_output *o, | |
615 | const struct sr_datafeed_packet *packet, GString **out); | |
616 | ||
617 | /** | |
618 | * This function is called after the caller is finished using | |
619 | * the output module, and can be used to free any internal | |
620 | * resources the module may keep. | |
621 | * | |
622 | * @retval SR_OK Success | |
623 | * @retval other Negative error code. | |
624 | */ | |
625 | int (*cleanup) (struct sr_output *o); | |
626 | }; | |
627 | ||
628 | /** Transform module instance. */ | |
629 | struct sr_transform { | |
630 | /** A pointer to this transform's module. */ | |
631 | const struct sr_transform_module *module; | |
632 | ||
633 | /** | |
634 | * The device for which this transform module is used. This | |
635 | * can be used by the module to find out channel names and numbers. | |
636 | */ | |
637 | const struct sr_dev_inst *sdi; | |
638 | ||
639 | /** | |
640 | * A generic pointer which can be used by the module to keep internal | |
641 | * state between calls into its callback functions. | |
642 | */ | |
643 | void *priv; | |
644 | }; | |
645 | ||
646 | struct sr_transform_module { | |
647 | /** | |
648 | * A unique ID for this transform module, suitable for use in | |
649 | * command-line clients, [a-z0-9-]. Must not be NULL. | |
650 | */ | |
651 | const char *id; | |
652 | ||
653 | /** | |
654 | * A unique name for this transform module, suitable for use in GUI | |
655 | * clients, can contain UTF-8. Must not be NULL. | |
656 | */ | |
657 | const char *name; | |
658 | ||
659 | /** | |
660 | * A short description of the transform module. Must not be NULL. | |
661 | * | |
662 | * This can be displayed by frontends, e.g. when selecting | |
663 | * which transform module(s) to add. | |
664 | */ | |
665 | const char *desc; | |
666 | ||
667 | /** | |
668 | * Returns a NULL-terminated list of options this transform module | |
669 | * can take. Can be NULL, if the transform module has no options. | |
670 | */ | |
671 | const struct sr_option *(*options) (void); | |
672 | ||
673 | /** | |
674 | * This function is called once, at the beginning of a stream. | |
675 | * | |
676 | * @param t Pointer to the respective 'struct sr_transform'. | |
677 | * @param options Hash table of options for this transform module. | |
678 | * Can be NULL if no options are to be used. | |
679 | * | |
680 | * @retval SR_OK Success | |
681 | * @retval other Negative error code. | |
682 | */ | |
683 | int (*init) (struct sr_transform *t, GHashTable *options); | |
684 | ||
685 | /** | |
686 | * This function is passed a pointer to every packet in the data feed. | |
687 | * | |
688 | * It can either return (in packet_out) a pointer to another packet | |
689 | * (possibly the exact same packet it got as input), or NULL. | |
690 | * | |
691 | * @param t Pointer to the respective 'struct sr_transform'. | |
692 | * @param packet_in Pointer to a datafeed packet. | |
693 | * @param packet_out Pointer to the resulting datafeed packet after | |
694 | * this function was run. If NULL, the transform | |
695 | * module intentionally didn't output a new packet. | |
696 | * | |
697 | * @retval SR_OK Success | |
698 | * @retval other Negative error code. | |
699 | */ | |
700 | int (*receive) (const struct sr_transform *t, | |
701 | struct sr_datafeed_packet *packet_in, | |
702 | struct sr_datafeed_packet **packet_out); | |
703 | ||
704 | /** | |
705 | * This function is called after the caller is finished using | |
706 | * the transform module, and can be used to free any internal | |
707 | * resources the module may keep. | |
708 | * | |
709 | * @retval SR_OK Success | |
710 | * @retval other Negative error code. | |
711 | */ | |
712 | int (*cleanup) (struct sr_transform *t); | |
713 | }; | |
714 | ||
715 | #ifdef HAVE_LIBUSB_1_0 | |
716 | /** USB device instance */ | |
717 | struct sr_usb_dev_inst { | |
718 | /** USB bus */ | |
719 | uint8_t bus; | |
720 | /** Device address on USB bus */ | |
721 | uint8_t address; | |
722 | /** libusb device handle */ | |
723 | struct libusb_device_handle *devhdl; | |
724 | }; | |
725 | #endif | |
726 | ||
727 | struct sr_serial_dev_inst; | |
728 | #ifdef HAVE_SERIAL_COMM | |
729 | struct ser_lib_functions; | |
730 | struct sr_serial_dev_inst { | |
731 | /** Port name, e.g. '/dev/tty42'. */ | |
732 | char *port; | |
733 | /** Comm params for serial_set_paramstr(). */ | |
734 | char *serialcomm; | |
735 | struct ser_lib_functions *lib_funcs; | |
736 | struct { | |
737 | int bit_rate; | |
738 | int data_bits; | |
739 | int parity_bits; | |
740 | int stop_bits; | |
741 | } comm_params; | |
742 | GString *rcv_buffer; | |
743 | #ifdef HAVE_LIBSERIALPORT | |
744 | /** libserialport port handle */ | |
745 | struct sp_port *sp_data; | |
746 | #endif | |
747 | }; | |
748 | #endif | |
749 | ||
750 | struct sr_usbtmc_dev_inst { | |
751 | char *device; | |
752 | int fd; | |
753 | }; | |
754 | ||
755 | /* Private driver context. */ | |
756 | struct drv_context { | |
757 | /** sigrok context */ | |
758 | struct sr_context *sr_ctx; | |
759 | GSList *instances; | |
760 | }; | |
761 | ||
762 | /*--- log.c -----------------------------------------------------------------*/ | |
763 | ||
764 | #if defined(_WIN32) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)) | |
765 | /* | |
766 | * On MinGW, we need to specify the gnu_printf format flavor or GCC | |
767 | * will assume non-standard Microsoft printf syntax. | |
768 | */ | |
769 | SR_PRIV int sr_log(int loglevel, const char *format, ...) | |
770 | __attribute__((__format__ (__gnu_printf__, 2, 3))); | |
771 | #else | |
772 | SR_PRIV int sr_log(int loglevel, const char *format, ...) G_GNUC_PRINTF(2, 3); | |
773 | #endif | |
774 | ||
775 | /* Message logging helpers with subsystem-specific prefix string. */ | |
776 | #define sr_spew(...) sr_log(SR_LOG_SPEW, LOG_PREFIX ": " __VA_ARGS__) | |
777 | #define sr_dbg(...) sr_log(SR_LOG_DBG, LOG_PREFIX ": " __VA_ARGS__) | |
778 | #define sr_info(...) sr_log(SR_LOG_INFO, LOG_PREFIX ": " __VA_ARGS__) | |
779 | #define sr_warn(...) sr_log(SR_LOG_WARN, LOG_PREFIX ": " __VA_ARGS__) | |
780 | #define sr_err(...) sr_log(SR_LOG_ERR, LOG_PREFIX ": " __VA_ARGS__) | |
781 | ||
782 | /*--- device.c --------------------------------------------------------------*/ | |
783 | ||
784 | /** Scan options supported by a driver. */ | |
785 | #define SR_CONF_SCAN_OPTIONS 0x7FFF0000 | |
786 | ||
787 | /** Device options for a particular device. */ | |
788 | #define SR_CONF_DEVICE_OPTIONS 0x7FFF0001 | |
789 | ||
790 | /** Mask for separating config keys from capabilities. */ | |
791 | #define SR_CONF_MASK 0x1fffffff | |
792 | ||
793 | /** Values for the changes argument of sr_dev_driver.config_channel_set. */ | |
794 | enum { | |
795 | /** The enabled state of the channel has been changed. */ | |
796 | SR_CHANNEL_SET_ENABLED = 1 << 0, | |
797 | }; | |
798 | ||
799 | SR_PRIV struct sr_channel *sr_channel_new(struct sr_dev_inst *sdi, | |
800 | int index, int type, gboolean enabled, const char *name); | |
801 | SR_PRIV void sr_channel_free(struct sr_channel *ch); | |
802 | SR_PRIV void sr_channel_free_cb(void *p); | |
803 | SR_PRIV struct sr_channel *sr_next_enabled_channel(const struct sr_dev_inst *sdi, | |
804 | struct sr_channel *cur_channel); | |
805 | SR_PRIV gboolean sr_channels_differ(struct sr_channel *ch1, struct sr_channel *ch2); | |
806 | SR_PRIV gboolean sr_channel_lists_differ(GSList *l1, GSList *l2); | |
807 | ||
808 | /** Device instance data */ | |
809 | struct sr_dev_inst { | |
810 | /** Device driver. */ | |
811 | struct sr_dev_driver *driver; | |
812 | /** Device instance status. SR_ST_NOT_FOUND, etc. */ | |
813 | int status; | |
814 | /** Device instance type. SR_INST_USB, etc. */ | |
815 | int inst_type; | |
816 | /** Device vendor. */ | |
817 | char *vendor; | |
818 | /** Device model. */ | |
819 | char *model; | |
820 | /** Device version. */ | |
821 | char *version; | |
822 | /** Serial number. */ | |
823 | char *serial_num; | |
824 | /** Connection string to uniquely identify devices. */ | |
825 | char *connection_id; | |
826 | /** List of channels. */ | |
827 | GSList *channels; | |
828 | /** List of sr_channel_group structs */ | |
829 | GSList *channel_groups; | |
830 | /** Device instance connection data (used?) */ | |
831 | void *conn; | |
832 | /** Device instance private data (used?) */ | |
833 | void *priv; | |
834 | /** Session to which this device is currently assigned. */ | |
835 | struct sr_session *session; | |
836 | }; | |
837 | ||
838 | /* Generic device instances */ | |
839 | SR_PRIV void sr_dev_inst_free(struct sr_dev_inst *sdi); | |
840 | ||
841 | #ifdef HAVE_LIBUSB_1_0 | |
842 | /* USB-specific instances */ | |
843 | SR_PRIV struct sr_usb_dev_inst *sr_usb_dev_inst_new(uint8_t bus, | |
844 | uint8_t address, struct libusb_device_handle *hdl); | |
845 | SR_PRIV void sr_usb_dev_inst_free(struct sr_usb_dev_inst *usb); | |
846 | #endif | |
847 | ||
848 | #ifdef HAVE_SERIAL_COMM | |
849 | #ifndef HAVE_LIBSERIALPORT | |
850 | /* | |
851 | * Some identifiers which initially got provided by libserialport are | |
852 | * used internally within the libsigrok serial layer's implementation, | |
853 | * while libserialport no longer is the exclusive provider of serial | |
854 | * communication support. Declare the identifiers here so they remain | |
855 | * available across all build configurations. | |
856 | */ | |
857 | enum libsp_parity { | |
858 | SP_PARITY_NONE = 0, | |
859 | SP_PARITY_ODD = 1, | |
860 | SP_PARITY_EVEN = 2, | |
861 | SP_PARITY_MARK = 3, | |
862 | SP_PARITY_SPACE = 4, | |
863 | }; | |
864 | ||
865 | enum libsp_flowcontrol { | |
866 | SP_FLOWCONTROL_NONE = 0, | |
867 | SP_FLOWCONTROL_XONXOFF = 1, | |
868 | SP_FLOWCONTROL_RTSCTS = 2, | |
869 | SP_FLOWCONTROL_DTRDSR = 3, | |
870 | }; | |
871 | #endif | |
872 | ||
873 | /* Serial-specific instances */ | |
874 | SR_PRIV struct sr_serial_dev_inst *sr_serial_dev_inst_new(const char *port, | |
875 | const char *serialcomm); | |
876 | SR_PRIV void sr_serial_dev_inst_free(struct sr_serial_dev_inst *serial); | |
877 | #endif | |
878 | ||
879 | /* USBTMC-specific instances */ | |
880 | SR_PRIV struct sr_usbtmc_dev_inst *sr_usbtmc_dev_inst_new(const char *device); | |
881 | SR_PRIV void sr_usbtmc_dev_inst_free(struct sr_usbtmc_dev_inst *usbtmc); | |
882 | ||
883 | /*--- hwdriver.c ------------------------------------------------------------*/ | |
884 | ||
885 | SR_PRIV const GVariantType *sr_variant_type_get(int datatype); | |
886 | SR_PRIV int sr_variant_type_check(uint32_t key, GVariant *data); | |
887 | SR_PRIV void sr_hw_cleanup_all(const struct sr_context *ctx); | |
888 | SR_PRIV struct sr_config *sr_config_new(uint32_t key, GVariant *data); | |
889 | SR_PRIV void sr_config_free(struct sr_config *src); | |
890 | SR_PRIV int sr_dev_acquisition_start(struct sr_dev_inst *sdi); | |
891 | SR_PRIV int sr_dev_acquisition_stop(struct sr_dev_inst *sdi); | |
892 | ||
893 | /*--- session.c -------------------------------------------------------------*/ | |
894 | ||
895 | struct sr_session { | |
896 | /** Context this session exists in. */ | |
897 | struct sr_context *ctx; | |
898 | /** List of struct sr_dev_inst pointers. */ | |
899 | GSList *devs; | |
900 | /** List of struct sr_dev_inst pointers owned by this session. */ | |
901 | GSList *owned_devs; | |
902 | /** List of struct datafeed_callback pointers. */ | |
903 | GSList *datafeed_callbacks; | |
904 | GSList *transforms; | |
905 | struct sr_trigger *trigger; | |
906 | ||
907 | /** Callback to invoke on session stop. */ | |
908 | sr_session_stopped_callback stopped_callback; | |
909 | /** User data to be passed to the session stop callback. */ | |
910 | void *stopped_cb_data; | |
911 | ||
912 | /** Mutex protecting the main context pointer. */ | |
913 | GMutex main_mutex; | |
914 | /** Context of the session main loop. */ | |
915 | GMainContext *main_context; | |
916 | ||
917 | /** Registered event sources for this session. */ | |
918 | GHashTable *event_sources; | |
919 | /** Session main loop. */ | |
920 | GMainLoop *main_loop; | |
921 | /** ID of idle source for dispatching the session stop notification. */ | |
922 | unsigned int stop_check_id; | |
923 | /** Whether the session has been started. */ | |
924 | gboolean running; | |
925 | }; | |
926 | ||
927 | SR_PRIV int sr_session_source_add_internal(struct sr_session *session, | |
928 | void *key, GSource *source); | |
929 | SR_PRIV int sr_session_source_remove_internal(struct sr_session *session, | |
930 | void *key); | |
931 | SR_PRIV int sr_session_source_destroyed(struct sr_session *session, | |
932 | void *key, GSource *source); | |
933 | SR_PRIV int sr_session_fd_source_add(struct sr_session *session, | |
934 | void *key, gintptr fd, int events, int timeout, | |
935 | sr_receive_data_callback cb, void *cb_data); | |
936 | ||
937 | SR_PRIV int sr_session_source_add(struct sr_session *session, int fd, | |
938 | int events, int timeout, sr_receive_data_callback cb, void *cb_data); | |
939 | SR_PRIV int sr_session_source_add_pollfd(struct sr_session *session, | |
940 | GPollFD *pollfd, int timeout, sr_receive_data_callback cb, | |
941 | void *cb_data); | |
942 | SR_PRIV int sr_session_source_add_channel(struct sr_session *session, | |
943 | GIOChannel *channel, int events, int timeout, | |
944 | sr_receive_data_callback cb, void *cb_data); | |
945 | SR_PRIV int sr_session_source_remove(struct sr_session *session, int fd); | |
946 | SR_PRIV int sr_session_source_remove_pollfd(struct sr_session *session, | |
947 | GPollFD *pollfd); | |
948 | SR_PRIV int sr_session_source_remove_channel(struct sr_session *session, | |
949 | GIOChannel *channel); | |
950 | ||
951 | SR_PRIV int sr_session_send_meta(const struct sr_dev_inst *sdi, | |
952 | uint32_t key, GVariant *var); | |
953 | SR_PRIV int sr_session_send(const struct sr_dev_inst *sdi, | |
954 | const struct sr_datafeed_packet *packet); | |
955 | SR_PRIV int sr_sessionfile_check(const char *filename); | |
956 | SR_PRIV struct sr_dev_inst *sr_session_prepare_sdi(const char *filename, | |
957 | struct sr_session **session); | |
958 | ||
959 | /*--- session_file.c --------------------------------------------------------*/ | |
960 | ||
961 | #if !HAVE_ZIP_DISCARD | |
962 | /* Replace zip_discard() if not available. */ | |
963 | #define zip_discard(zip) sr_zip_discard(zip) | |
964 | SR_PRIV void sr_zip_discard(struct zip *archive); | |
965 | #endif | |
966 | ||
967 | SR_PRIV GKeyFile *sr_sessionfile_read_metadata(struct zip *archive, | |
968 | const struct zip_stat *entry); | |
969 | ||
970 | /*--- analog.c --------------------------------------------------------------*/ | |
971 | ||
972 | SR_PRIV int sr_analog_init(struct sr_datafeed_analog *analog, | |
973 | struct sr_analog_encoding *encoding, | |
974 | struct sr_analog_meaning *meaning, | |
975 | struct sr_analog_spec *spec, | |
976 | int digits); | |
977 | ||
978 | /*--- std.c -----------------------------------------------------------------*/ | |
979 | ||
980 | typedef int (*dev_close_callback)(struct sr_dev_inst *sdi); | |
981 | typedef void (*std_dev_clear_callback)(void *priv); | |
982 | ||
983 | SR_PRIV int std_init(struct sr_dev_driver *di, struct sr_context *sr_ctx); | |
984 | SR_PRIV int std_cleanup(const struct sr_dev_driver *di); | |
985 | SR_PRIV int std_dummy_dev_open(struct sr_dev_inst *sdi); | |
986 | SR_PRIV int std_dummy_dev_close(struct sr_dev_inst *sdi); | |
987 | SR_PRIV int std_dummy_dev_acquisition_start(const struct sr_dev_inst *sdi); | |
988 | SR_PRIV int std_dummy_dev_acquisition_stop(struct sr_dev_inst *sdi); | |
989 | #ifdef HAVE_SERIAL_COMM | |
990 | SR_PRIV int std_serial_dev_open(struct sr_dev_inst *sdi); | |
991 | SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi); | |
992 | #endif | |
993 | SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi); | |
994 | SR_PRIV int std_session_send_df_end(const struct sr_dev_inst *sdi); | |
995 | SR_PRIV int std_session_send_frame_begin(const struct sr_dev_inst *sdi); | |
996 | SR_PRIV int std_session_send_frame_end(const struct sr_dev_inst *sdi); | |
997 | SR_PRIV int std_dev_clear_with_callback(const struct sr_dev_driver *driver, | |
998 | std_dev_clear_callback clear_private); | |
999 | SR_PRIV int std_dev_clear(const struct sr_dev_driver *driver); | |
1000 | SR_PRIV GSList *std_dev_list(const struct sr_dev_driver *di); | |
1001 | SR_PRIV int std_serial_dev_close(struct sr_dev_inst *sdi); | |
1002 | SR_PRIV GSList *std_scan_complete(struct sr_dev_driver *di, GSList *devices); | |
1003 | ||
1004 | SR_PRIV int std_opts_config_list(uint32_t key, GVariant **data, | |
1005 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg, | |
1006 | const uint32_t scanopts[], size_t scansize, const uint32_t drvopts[], | |
1007 | size_t drvsize, const uint32_t devopts[], size_t devsize); | |
1008 | ||
1009 | extern SR_PRIV const uint32_t NO_OPTS[1]; | |
1010 | ||
1011 | #define STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts) \ | |
1012 | std_opts_config_list(key, data, sdi, cg, ARRAY_AND_SIZE(scanopts), \ | |
1013 | ARRAY_AND_SIZE(drvopts), ARRAY_AND_SIZE(devopts)) | |
1014 | ||
1015 | SR_PRIV GVariant *std_gvar_tuple_array(const uint64_t a[][2], unsigned int n); | |
1016 | SR_PRIV GVariant *std_gvar_tuple_rational(const struct sr_rational *r, unsigned int n); | |
1017 | SR_PRIV GVariant *std_gvar_samplerates(const uint64_t samplerates[], unsigned int n); | |
1018 | SR_PRIV GVariant *std_gvar_samplerates_steps(const uint64_t samplerates[], unsigned int n); | |
1019 | SR_PRIV GVariant *std_gvar_min_max_step(double min, double max, double step); | |
1020 | SR_PRIV GVariant *std_gvar_min_max_step_array(const double a[3]); | |
1021 | SR_PRIV GVariant *std_gvar_min_max_step_thresholds(const double dmin, const double dmax, const double dstep); | |
1022 | ||
1023 | SR_PRIV GVariant *std_gvar_tuple_u64(uint64_t low, uint64_t high); | |
1024 | SR_PRIV GVariant *std_gvar_tuple_double(double low, double high); | |
1025 | ||
1026 | SR_PRIV GVariant *std_gvar_array_i32(const int32_t a[], unsigned int n); | |
1027 | SR_PRIV GVariant *std_gvar_array_u32(const uint32_t a[], unsigned int n); | |
1028 | SR_PRIV GVariant *std_gvar_array_u64(const uint64_t a[], unsigned int n); | |
1029 | SR_PRIV GVariant *std_gvar_array_str(const char *a[], unsigned int n); | |
1030 | ||
1031 | SR_PRIV GVariant *std_gvar_thresholds(const double a[][2], unsigned int n); | |
1032 | ||
1033 | SR_PRIV int std_str_idx(GVariant *data, const char *a[], unsigned int n); | |
1034 | SR_PRIV int std_u64_idx(GVariant *data, const uint64_t a[], unsigned int n); | |
1035 | SR_PRIV int std_u8_idx(GVariant *data, const uint8_t a[], unsigned int n); | |
1036 | ||
1037 | SR_PRIV int std_str_idx_s(const char *s, const char *a[], unsigned int n); | |
1038 | SR_PRIV int std_u8_idx_s(uint8_t b, const uint8_t a[], unsigned int n); | |
1039 | ||
1040 | SR_PRIV int std_u64_tuple_idx(GVariant *data, const uint64_t a[][2], unsigned int n); | |
1041 | SR_PRIV int std_double_tuple_idx(GVariant *data, const double a[][2], unsigned int n); | |
1042 | SR_PRIV int std_double_tuple_idx_d0(const double d, const double a[][2], unsigned int n); | |
1043 | ||
1044 | SR_PRIV int std_cg_idx(const struct sr_channel_group *cg, struct sr_channel_group *a[], unsigned int n); | |
1045 | ||
1046 | /*--- resource.c ------------------------------------------------------------*/ | |
1047 | ||
1048 | SR_PRIV int64_t sr_file_get_size(FILE *file); | |
1049 | ||
1050 | SR_PRIV int sr_resource_open(struct sr_context *ctx, | |
1051 | struct sr_resource *res, int type, const char *name) | |
1052 | G_GNUC_WARN_UNUSED_RESULT; | |
1053 | SR_PRIV int sr_resource_close(struct sr_context *ctx, | |
1054 | struct sr_resource *res); | |
1055 | SR_PRIV gssize sr_resource_read(struct sr_context *ctx, | |
1056 | const struct sr_resource *res, void *buf, size_t count) | |
1057 | G_GNUC_WARN_UNUSED_RESULT; | |
1058 | SR_PRIV void *sr_resource_load(struct sr_context *ctx, int type, | |
1059 | const char *name, size_t *size, size_t max_size) | |
1060 | G_GNUC_MALLOC G_GNUC_WARN_UNUSED_RESULT; | |
1061 | ||
1062 | /*--- strutil.c -------------------------------------------------------------*/ | |
1063 | ||
1064 | SR_PRIV int sr_atol(const char *str, long *ret); | |
1065 | SR_PRIV int sr_atoi(const char *str, int *ret); | |
1066 | SR_PRIV int sr_atod(const char *str, double *ret); | |
1067 | SR_PRIV int sr_atof(const char *str, float *ret); | |
1068 | SR_PRIV int sr_atod_ascii(const char *str, double *ret); | |
1069 | SR_PRIV int sr_atof_ascii(const char *str, float *ret); | |
1070 | ||
1071 | SR_PRIV GString *sr_hexdump_new(const uint8_t *data, const size_t len); | |
1072 | SR_PRIV void sr_hexdump_free(GString *s); | |
1073 | ||
1074 | /*--- soft-trigger.c --------------------------------------------------------*/ | |
1075 | ||
1076 | struct soft_trigger_logic { | |
1077 | const struct sr_dev_inst *sdi; | |
1078 | const struct sr_trigger *trigger; | |
1079 | int count; | |
1080 | int unitsize; | |
1081 | int cur_stage; | |
1082 | uint8_t *prev_sample; | |
1083 | uint8_t *pre_trigger_buffer; | |
1084 | uint8_t *pre_trigger_head; | |
1085 | int pre_trigger_size; | |
1086 | int pre_trigger_fill; | |
1087 | }; | |
1088 | ||
1089 | SR_PRIV int logic_channel_unitsize(GSList *channels); | |
1090 | SR_PRIV struct soft_trigger_logic *soft_trigger_logic_new( | |
1091 | const struct sr_dev_inst *sdi, struct sr_trigger *trigger, | |
1092 | int pre_trigger_samples); | |
1093 | SR_PRIV void soft_trigger_logic_free(struct soft_trigger_logic *st); | |
1094 | SR_PRIV int soft_trigger_logic_check(struct soft_trigger_logic *st, uint8_t *buf, | |
1095 | int len, int *pre_trigger_samples); | |
1096 | ||
1097 | /*--- serial.c --------------------------------------------------------------*/ | |
1098 | ||
1099 | #ifdef HAVE_SERIAL_COMM | |
1100 | enum { | |
1101 | SERIAL_RDWR = 1, | |
1102 | SERIAL_RDONLY = 2, | |
1103 | }; | |
1104 | ||
1105 | typedef gboolean (*packet_valid_callback)(const uint8_t *buf); | |
1106 | ||
1107 | typedef GSList *(*sr_ser_list_append_t)(GSList *devs, const char *name, | |
1108 | const char *desc); | |
1109 | typedef GSList *(*sr_ser_find_append_t)(GSList *devs, const char *name); | |
1110 | ||
1111 | SR_PRIV int serial_open(struct sr_serial_dev_inst *serial, int flags); | |
1112 | SR_PRIV int serial_close(struct sr_serial_dev_inst *serial); | |
1113 | SR_PRIV int serial_flush(struct sr_serial_dev_inst *serial); | |
1114 | SR_PRIV int serial_drain(struct sr_serial_dev_inst *serial); | |
1115 | SR_PRIV size_t serial_has_receive_data(struct sr_serial_dev_inst *serial); | |
1116 | SR_PRIV int serial_write_blocking(struct sr_serial_dev_inst *serial, | |
1117 | const void *buf, size_t count, unsigned int timeout_ms); | |
1118 | SR_PRIV int serial_write_nonblocking(struct sr_serial_dev_inst *serial, | |
1119 | const void *buf, size_t count); | |
1120 | SR_PRIV int serial_read_blocking(struct sr_serial_dev_inst *serial, void *buf, | |
1121 | size_t count, unsigned int timeout_ms); | |
1122 | SR_PRIV int serial_read_nonblocking(struct sr_serial_dev_inst *serial, void *buf, | |
1123 | size_t count); | |
1124 | SR_PRIV int serial_set_params(struct sr_serial_dev_inst *serial, int baudrate, | |
1125 | int bits, int parity, int stopbits, int flowcontrol, int rts, int dtr); | |
1126 | SR_PRIV int serial_set_paramstr(struct sr_serial_dev_inst *serial, | |
1127 | const char *paramstr); | |
1128 | SR_PRIV int serial_readline(struct sr_serial_dev_inst *serial, char **buf, | |
1129 | int *buflen, gint64 timeout_ms); | |
1130 | SR_PRIV int serial_stream_detect(struct sr_serial_dev_inst *serial, | |
1131 | uint8_t *buf, size_t *buflen, | |
1132 | size_t packet_size, | |
1133 | packet_valid_callback is_valid, | |
1134 | uint64_t timeout_ms, int baudrate); | |
1135 | SR_PRIV int sr_serial_extract_options(GSList *options, const char **serial_device, | |
1136 | const char **serial_options); | |
1137 | SR_PRIV int serial_source_add(struct sr_session *session, | |
1138 | struct sr_serial_dev_inst *serial, int events, int timeout, | |
1139 | sr_receive_data_callback cb, void *cb_data); | |
1140 | SR_PRIV int serial_source_remove(struct sr_session *session, | |
1141 | struct sr_serial_dev_inst *serial); | |
1142 | SR_PRIV GSList *sr_serial_find_usb(uint16_t vendor_id, uint16_t product_id); | |
1143 | SR_PRIV int serial_timeout(struct sr_serial_dev_inst *port, int num_bytes); | |
1144 | ||
1145 | SR_PRIV void sr_ser_discard_queued_data(struct sr_serial_dev_inst *serial); | |
1146 | SR_PRIV size_t sr_ser_has_queued_data(struct sr_serial_dev_inst *serial); | |
1147 | SR_PRIV void sr_ser_queue_rx_data(struct sr_serial_dev_inst *serial, | |
1148 | const uint8_t *data, size_t len); | |
1149 | SR_PRIV size_t sr_ser_unqueue_rx_data(struct sr_serial_dev_inst *serial, | |
1150 | uint8_t *data, size_t len); | |
1151 | ||
1152 | struct ser_lib_functions { | |
1153 | int (*open)(struct sr_serial_dev_inst *serial, int flags); | |
1154 | int (*close)(struct sr_serial_dev_inst *serial); | |
1155 | int (*flush)(struct sr_serial_dev_inst *serial); | |
1156 | int (*drain)(struct sr_serial_dev_inst *serial); | |
1157 | int (*write)(struct sr_serial_dev_inst *serial, | |
1158 | const void *buf, size_t count, | |
1159 | int nonblocking, unsigned int timeout_ms); | |
1160 | int (*read)(struct sr_serial_dev_inst *serial, | |
1161 | void *buf, size_t count, | |
1162 | int nonblocking, unsigned int timeout_ms); | |
1163 | int (*set_params)(struct sr_serial_dev_inst *serial, | |
1164 | int baudrate, int bits, int parity, int stopbits, | |
1165 | int flowcontrol, int rts, int dtr); | |
1166 | int (*setup_source_add)(struct sr_session *session, | |
1167 | struct sr_serial_dev_inst *serial, | |
1168 | int events, int timeout, | |
1169 | sr_receive_data_callback cb, void *cb_data); | |
1170 | int (*setup_source_remove)(struct sr_session *session, | |
1171 | struct sr_serial_dev_inst *serial); | |
1172 | GSList *(*list)(GSList *list, sr_ser_list_append_t append); | |
1173 | GSList *(*find_usb)(GSList *list, sr_ser_find_append_t append, | |
1174 | uint16_t vendor_id, uint16_t product_id); | |
1175 | int (*get_frame_format)(struct sr_serial_dev_inst *serial, | |
1176 | int *baud, int *bits); | |
1177 | size_t (*get_rx_avail)(struct sr_serial_dev_inst *serial); | |
1178 | }; | |
1179 | extern SR_PRIV struct ser_lib_functions *ser_lib_funcs_libsp; | |
1180 | #endif | |
1181 | ||
1182 | /*--- ezusb.c ---------------------------------------------------------------*/ | |
1183 | ||
1184 | #ifdef HAVE_LIBUSB_1_0 | |
1185 | SR_PRIV int ezusb_reset(struct libusb_device_handle *hdl, int set_clear); | |
1186 | SR_PRIV int ezusb_install_firmware(struct sr_context *ctx, libusb_device_handle *hdl, | |
1187 | const char *name); | |
1188 | SR_PRIV int ezusb_upload_firmware(struct sr_context *ctx, libusb_device *dev, | |
1189 | int configuration, const char *name); | |
1190 | #endif | |
1191 | ||
1192 | /*--- usb.c -----------------------------------------------------------------*/ | |
1193 | ||
1194 | #ifdef HAVE_LIBUSB_1_0 | |
1195 | SR_PRIV GSList *sr_usb_find(libusb_context *usb_ctx, const char *conn); | |
1196 | SR_PRIV int sr_usb_open(libusb_context *usb_ctx, struct sr_usb_dev_inst *usb); | |
1197 | SR_PRIV void sr_usb_close(struct sr_usb_dev_inst *usb); | |
1198 | SR_PRIV int usb_source_add(struct sr_session *session, struct sr_context *ctx, | |
1199 | int timeout, sr_receive_data_callback cb, void *cb_data); | |
1200 | SR_PRIV int usb_source_remove(struct sr_session *session, struct sr_context *ctx); | |
1201 | SR_PRIV int usb_get_port_path(libusb_device *dev, char *path, int path_len); | |
1202 | SR_PRIV gboolean usb_match_manuf_prod(libusb_device *dev, | |
1203 | const char *manufacturer, const char *product); | |
1204 | #endif | |
1205 | ||
1206 | ||
1207 | /*--- modbus/modbus.c -------------------------------------------------------*/ | |
1208 | ||
1209 | struct sr_modbus_dev_inst { | |
1210 | const char *name; | |
1211 | const char *prefix; | |
1212 | int priv_size; | |
1213 | GSList *(*scan)(int modbusaddr); | |
1214 | int (*dev_inst_new)(void *priv, const char *resource, | |
1215 | char **params, const char *serialcomm, int modbusaddr); | |
1216 | int (*open)(void *priv); | |
1217 | int (*source_add)(struct sr_session *session, void *priv, int events, | |
1218 | int timeout, sr_receive_data_callback cb, void *cb_data); | |
1219 | int (*source_remove)(struct sr_session *session, void *priv); | |
1220 | int (*send)(void *priv, const uint8_t *buffer, int buffer_size); | |
1221 | int (*read_begin)(void *priv, uint8_t *function_code); | |
1222 | int (*read_data)(void *priv, uint8_t *buf, int maxlen); | |
1223 | int (*read_end)(void *priv); | |
1224 | int (*close)(void *priv); | |
1225 | void (*free)(void *priv); | |
1226 | unsigned int read_timeout_ms; | |
1227 | void *priv; | |
1228 | }; | |
1229 | ||
1230 | SR_PRIV GSList *sr_modbus_scan(struct drv_context *drvc, GSList *options, | |
1231 | struct sr_dev_inst *(*probe_device)(struct sr_modbus_dev_inst *modbus)); | |
1232 | SR_PRIV struct sr_modbus_dev_inst *modbus_dev_inst_new(const char *resource, | |
1233 | const char *serialcomm, int modbusaddr); | |
1234 | SR_PRIV int sr_modbus_open(struct sr_modbus_dev_inst *modbus); | |
1235 | SR_PRIV int sr_modbus_source_add(struct sr_session *session, | |
1236 | struct sr_modbus_dev_inst *modbus, int events, int timeout, | |
1237 | sr_receive_data_callback cb, void *cb_data); | |
1238 | SR_PRIV int sr_modbus_source_remove(struct sr_session *session, | |
1239 | struct sr_modbus_dev_inst *modbus); | |
1240 | SR_PRIV int sr_modbus_request(struct sr_modbus_dev_inst *modbus, | |
1241 | uint8_t *request, int request_size); | |
1242 | SR_PRIV int sr_modbus_reply(struct sr_modbus_dev_inst *modbus, | |
1243 | uint8_t *reply, int reply_size); | |
1244 | SR_PRIV int sr_modbus_request_reply(struct sr_modbus_dev_inst *modbus, | |
1245 | uint8_t *request, int request_size, | |
1246 | uint8_t *reply, int reply_size); | |
1247 | SR_PRIV int sr_modbus_read_coils(struct sr_modbus_dev_inst *modbus, | |
1248 | int address, int nb_coils, uint8_t *coils); | |
1249 | SR_PRIV int sr_modbus_read_holding_registers(struct sr_modbus_dev_inst *modbus, | |
1250 | int address, int nb_registers, | |
1251 | uint16_t *registers); | |
1252 | SR_PRIV int sr_modbus_write_coil(struct sr_modbus_dev_inst *modbus, | |
1253 | int address, int value); | |
1254 | SR_PRIV int sr_modbus_write_multiple_registers(struct sr_modbus_dev_inst*modbus, | |
1255 | int address, int nb_registers, | |
1256 | uint16_t *registers); | |
1257 | SR_PRIV int sr_modbus_close(struct sr_modbus_dev_inst *modbus); | |
1258 | SR_PRIV void sr_modbus_free(struct sr_modbus_dev_inst *modbus); | |
1259 | ||
1260 | /*--- dmm/es519xx.c ---------------------------------------------------------*/ | |
1261 | ||
1262 | /** | |
1263 | * All 11-byte es519xx chips repeat each block twice for each conversion cycle | |
1264 | * so always read 2 blocks at a time. | |
1265 | */ | |
1266 | #define ES519XX_11B_PACKET_SIZE (11 * 2) | |
1267 | #define ES519XX_14B_PACKET_SIZE 14 | |
1268 | ||
1269 | struct es519xx_info { | |
1270 | gboolean is_judge, is_voltage, is_auto, is_micro, is_current; | |
1271 | gboolean is_milli, is_resistance, is_continuity, is_diode; | |
1272 | gboolean is_frequency, is_rpm, is_capacitance, is_duty_cycle; | |
1273 | gboolean is_temperature, is_celsius, is_fahrenheit; | |
1274 | gboolean is_adp0, is_adp1, is_adp2, is_adp3; | |
1275 | gboolean is_sign, is_batt, is_ol, is_pmax, is_pmin, is_apo; | |
1276 | gboolean is_dc, is_ac, is_vahz, is_min, is_max, is_rel, is_hold; | |
1277 | gboolean is_digit4, is_ul, is_vasel, is_vbar, is_lpf1, is_lpf0, is_rmr; | |
1278 | uint32_t baudrate; | |
1279 | int packet_size; | |
1280 | gboolean alt_functions, fivedigits, clampmeter, selectable_lpf; | |
1281 | int digits; | |
1282 | }; | |
1283 | ||
1284 | SR_PRIV gboolean sr_es519xx_2400_11b_packet_valid(const uint8_t *buf); | |
1285 | SR_PRIV int sr_es519xx_2400_11b_parse(const uint8_t *buf, float *floatval, | |
1286 | struct sr_datafeed_analog *analog, void *info); | |
1287 | SR_PRIV gboolean sr_es519xx_2400_11b_altfn_packet_valid(const uint8_t *buf); | |
1288 | SR_PRIV int sr_es519xx_2400_11b_altfn_parse(const uint8_t *buf, | |
1289 | float *floatval, struct sr_datafeed_analog *analog, void *info); | |
1290 | SR_PRIV gboolean sr_es519xx_19200_11b_5digits_packet_valid(const uint8_t *buf); | |
1291 | SR_PRIV int sr_es519xx_19200_11b_5digits_parse(const uint8_t *buf, | |
1292 | float *floatval, struct sr_datafeed_analog *analog, void *info); | |
1293 | SR_PRIV gboolean sr_es519xx_19200_11b_clamp_packet_valid(const uint8_t *buf); | |
1294 | SR_PRIV int sr_es519xx_19200_11b_clamp_parse(const uint8_t *buf, | |
1295 | float *floatval, struct sr_datafeed_analog *analog, void *info); | |
1296 | SR_PRIV gboolean sr_es519xx_19200_11b_packet_valid(const uint8_t *buf); | |
1297 | SR_PRIV int sr_es519xx_19200_11b_parse(const uint8_t *buf, float *floatval, | |
1298 | struct sr_datafeed_analog *analog, void *info); | |
1299 | SR_PRIV gboolean sr_es519xx_19200_14b_packet_valid(const uint8_t *buf); | |
1300 | SR_PRIV int sr_es519xx_19200_14b_parse(const uint8_t *buf, float *floatval, | |
1301 | struct sr_datafeed_analog *analog, void *info); | |
1302 | SR_PRIV gboolean sr_es519xx_19200_14b_sel_lpf_packet_valid(const uint8_t *buf); | |
1303 | SR_PRIV int sr_es519xx_19200_14b_sel_lpf_parse(const uint8_t *buf, | |
1304 | float *floatval, struct sr_datafeed_analog *analog, void *info); | |
1305 | ||
1306 | /*--- dmm/fs9922.c ----------------------------------------------------------*/ | |
1307 | ||
1308 | #define FS9922_PACKET_SIZE 14 | |
1309 | ||
1310 | struct fs9922_info { | |
1311 | gboolean is_auto, is_dc, is_ac, is_rel, is_hold, is_bpn, is_z1, is_z2; | |
1312 | gboolean is_max, is_min, is_apo, is_bat, is_nano, is_z3, is_micro; | |
1313 | gboolean is_milli, is_kilo, is_mega, is_beep, is_diode, is_percent; | |
1314 | gboolean is_z4, is_volt, is_ampere, is_ohm, is_hfe, is_hertz, is_farad; | |
1315 | gboolean is_celsius, is_fahrenheit; | |
1316 | int bargraph_sign, bargraph_value; | |
1317 | }; | |
1318 | ||
1319 | SR_PRIV gboolean sr_fs9922_packet_valid(const uint8_t *buf); | |
1320 | SR_PRIV int sr_fs9922_parse(const uint8_t *buf, float *floatval, | |
1321 | struct sr_datafeed_analog *analog, void *info); | |
1322 | SR_PRIV void sr_fs9922_z1_diode(struct sr_datafeed_analog *analog, void *info); | |
1323 | ||
1324 | /*--- dmm/fs9721.c ----------------------------------------------------------*/ | |
1325 | ||
1326 | #define FS9721_PACKET_SIZE 14 | |
1327 | ||
1328 | struct fs9721_info { | |
1329 | gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo; | |
1330 | gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad; | |
1331 | gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat; | |
1332 | gboolean is_c2c1_11, is_c2c1_10, is_c2c1_01, is_c2c1_00, is_sign; | |
1333 | }; | |
1334 | ||
1335 | SR_PRIV gboolean sr_fs9721_packet_valid(const uint8_t *buf); | |
1336 | SR_PRIV int sr_fs9721_parse(const uint8_t *buf, float *floatval, | |
1337 | struct sr_datafeed_analog *analog, void *info); | |
1338 | SR_PRIV void sr_fs9721_00_temp_c(struct sr_datafeed_analog *analog, void *info); | |
1339 | SR_PRIV void sr_fs9721_01_temp_c(struct sr_datafeed_analog *analog, void *info); | |
1340 | SR_PRIV void sr_fs9721_10_temp_c(struct sr_datafeed_analog *analog, void *info); | |
1341 | SR_PRIV void sr_fs9721_01_10_temp_f_c(struct sr_datafeed_analog *analog, void *info); | |
1342 | SR_PRIV void sr_fs9721_max_c_min(struct sr_datafeed_analog *analog, void *info); | |
1343 | ||
1344 | /*--- dmm/ms2115b.c ---------------------------------------------------------*/ | |
1345 | ||
1346 | #define MS2115B_PACKET_SIZE 9 | |
1347 | ||
1348 | enum ms2115b_display { | |
1349 | MS2115B_DISPLAY_MAIN, | |
1350 | MS2115B_DISPLAY_SUB, | |
1351 | MS2115B_DISPLAY_COUNT, | |
1352 | }; | |
1353 | ||
1354 | struct ms2115b_info { | |
1355 | /* Selected channel. */ | |
1356 | size_t ch_idx; | |
1357 | gboolean is_ac, is_dc, is_auto; | |
1358 | gboolean is_diode, is_beep, is_farad; | |
1359 | gboolean is_ohm, is_ampere, is_volt, is_hz; | |
1360 | gboolean is_duty_cycle, is_percent; | |
1361 | }; | |
1362 | ||
1363 | extern SR_PRIV const char *ms2115b_channel_formats[]; | |
1364 | SR_PRIV gboolean sr_ms2115b_packet_valid(const uint8_t *buf); | |
1365 | SR_PRIV int sr_ms2115b_parse(const uint8_t *buf, float *floatval, | |
1366 | struct sr_datafeed_analog *analog, void *info); | |
1367 | ||
1368 | /*--- dmm/ms8250d.c ---------------------------------------------------------*/ | |
1369 | ||
1370 | #define MS8250D_PACKET_SIZE 18 | |
1371 | ||
1372 | struct ms8250d_info { | |
1373 | gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo; | |
1374 | gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad; | |
1375 | gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat; | |
1376 | gboolean is_ncv, is_min, is_max, is_sign, is_autotimer; | |
1377 | }; | |
1378 | ||
1379 | SR_PRIV gboolean sr_ms8250d_packet_valid(const uint8_t *buf); | |
1380 | SR_PRIV int sr_ms8250d_parse(const uint8_t *buf, float *floatval, | |
1381 | struct sr_datafeed_analog *analog, void *info); | |
1382 | ||
1383 | /*--- dmm/dtm0660.c ---------------------------------------------------------*/ | |
1384 | ||
1385 | #define DTM0660_PACKET_SIZE 15 | |
1386 | ||
1387 | struct dtm0660_info { | |
1388 | gboolean is_ac, is_dc, is_auto, is_rs232, is_micro, is_nano, is_kilo; | |
1389 | gboolean is_diode, is_milli, is_percent, is_mega, is_beep, is_farad; | |
1390 | gboolean is_ohm, is_rel, is_hold, is_ampere, is_volt, is_hz, is_bat; | |
1391 | gboolean is_degf, is_degc, is_c2c1_01, is_c2c1_00, is_apo, is_min; | |
1392 | gboolean is_minmax, is_max, is_sign; | |
1393 | }; | |
1394 | ||
1395 | SR_PRIV gboolean sr_dtm0660_packet_valid(const uint8_t *buf); | |
1396 | SR_PRIV int sr_dtm0660_parse(const uint8_t *buf, float *floatval, | |
1397 | struct sr_datafeed_analog *analog, void *info); | |
1398 | ||
1399 | /*--- dmm/m2110.c -----------------------------------------------------------*/ | |
1400 | ||
1401 | #define BBCGM_M2110_PACKET_SIZE 9 | |
1402 | ||
1403 | /* Dummy info struct. The parser does not use it. */ | |
1404 | struct m2110_info { int dummy; }; | |
1405 | ||
1406 | SR_PRIV gboolean sr_m2110_packet_valid(const uint8_t *buf); | |
1407 | SR_PRIV int sr_m2110_parse(const uint8_t *buf, float *floatval, | |
1408 | struct sr_datafeed_analog *analog, void *info); | |
1409 | ||
1410 | /*--- dmm/metex14.c ---------------------------------------------------------*/ | |
1411 | ||
1412 | #define METEX14_PACKET_SIZE 14 | |
1413 | ||
1414 | struct metex14_info { | |
1415 | size_t ch_idx; | |
1416 | gboolean is_ac, is_dc, is_resistance, is_capacity, is_temperature; | |
1417 | gboolean is_diode, is_frequency, is_ampere, is_volt, is_farad; | |
1418 | gboolean is_hertz, is_ohm, is_celsius, is_fahrenheit, is_watt; | |
1419 | gboolean is_pico, is_nano, is_micro, is_milli, is_kilo, is_mega; | |
1420 | gboolean is_gain, is_decibel, is_power, is_decibel_mw, is_power_factor; | |
1421 | gboolean is_hfe, is_unitless, is_logic, is_min, is_max, is_avg; | |
1422 | }; | |
1423 | ||
1424 | #ifdef HAVE_SERIAL_COMM | |
1425 | SR_PRIV int sr_metex14_packet_request(struct sr_serial_dev_inst *serial); | |
1426 | #endif | |
1427 | SR_PRIV gboolean sr_metex14_packet_valid(const uint8_t *buf); | |
1428 | SR_PRIV int sr_metex14_parse(const uint8_t *buf, float *floatval, | |
1429 | struct sr_datafeed_analog *analog, void *info); | |
1430 | SR_PRIV gboolean sr_metex14_4packets_valid(const uint8_t *buf); | |
1431 | SR_PRIV int sr_metex14_4packets_parse(const uint8_t *buf, float *floatval, | |
1432 | struct sr_datafeed_analog *analog, void *info); | |
1433 | ||
1434 | /*--- dmm/rs9lcd.c ----------------------------------------------------------*/ | |
1435 | ||
1436 | #define RS9LCD_PACKET_SIZE 9 | |
1437 | ||
1438 | /* Dummy info struct. The parser does not use it. */ | |
1439 | struct rs9lcd_info { int dummy; }; | |
1440 | ||
1441 | SR_PRIV gboolean sr_rs9lcd_packet_valid(const uint8_t *buf); | |
1442 | SR_PRIV int sr_rs9lcd_parse(const uint8_t *buf, float *floatval, | |
1443 | struct sr_datafeed_analog *analog, void *info); | |
1444 | ||
1445 | /*--- dmm/bm25x.c -----------------------------------------------------------*/ | |
1446 | ||
1447 | #define BRYMEN_BM25X_PACKET_SIZE 15 | |
1448 | ||
1449 | /* Dummy info struct. The parser does not use it. */ | |
1450 | struct bm25x_info { int dummy; }; | |
1451 | ||
1452 | SR_PRIV gboolean sr_brymen_bm25x_packet_valid(const uint8_t *buf); | |
1453 | SR_PRIV int sr_brymen_bm25x_parse(const uint8_t *buf, float *floatval, | |
1454 | struct sr_datafeed_analog *analog, void *info); | |
1455 | ||
1456 | /*--- dmm/ut71x.c -----------------------------------------------------------*/ | |
1457 | ||
1458 | #define UT71X_PACKET_SIZE 11 | |
1459 | ||
1460 | struct ut71x_info { | |
1461 | gboolean is_voltage, is_resistance, is_capacitance, is_temperature; | |
1462 | gboolean is_celsius, is_fahrenheit, is_current, is_continuity; | |
1463 | gboolean is_diode, is_frequency, is_duty_cycle, is_dc, is_ac; | |
1464 | gboolean is_auto, is_manual, is_sign, is_power, is_loop_current; | |
1465 | }; | |
1466 | ||
1467 | SR_PRIV gboolean sr_ut71x_packet_valid(const uint8_t *buf); | |
1468 | SR_PRIV int sr_ut71x_parse(const uint8_t *buf, float *floatval, | |
1469 | struct sr_datafeed_analog *analog, void *info); | |
1470 | ||
1471 | /*--- dmm/vc870.c -----------------------------------------------------------*/ | |
1472 | ||
1473 | #define VC870_PACKET_SIZE 23 | |
1474 | ||
1475 | struct vc870_info { | |
1476 | gboolean is_voltage, is_dc, is_ac, is_temperature, is_resistance; | |
1477 | gboolean is_continuity, is_capacitance, is_diode, is_loop_current; | |
1478 | gboolean is_current, is_micro, is_milli, is_power; | |
1479 | gboolean is_power_factor_freq, is_power_apparent_power, is_v_a_rms_value; | |
1480 | gboolean is_sign2, is_sign1, is_batt, is_ol1, is_max, is_min; | |
1481 | gboolean is_maxmin, is_rel, is_ol2, is_open, is_manu, is_hold; | |
1482 | gboolean is_light, is_usb, is_warning, is_auto_power, is_misplug_warn; | |
1483 | gboolean is_lo, is_hi, is_open2; | |
1484 | ||
1485 | gboolean is_frequency, is_dual_display, is_auto; | |
1486 | }; | |
1487 | ||
1488 | SR_PRIV gboolean sr_vc870_packet_valid(const uint8_t *buf); | |
1489 | SR_PRIV int sr_vc870_parse(const uint8_t *buf, float *floatval, | |
1490 | struct sr_datafeed_analog *analog, void *info); | |
1491 | ||
1492 | /*--- dmm/vc96.c ------------------------------------------------------------*/ | |
1493 | ||
1494 | #define VC96_PACKET_SIZE 13 | |
1495 | ||
1496 | struct vc96_info { | |
1497 | size_t ch_idx; | |
1498 | gboolean is_ac, is_dc, is_resistance, is_diode, is_ampere, is_volt; | |
1499 | gboolean is_ohm, is_micro, is_milli, is_kilo, is_mega, is_hfe; | |
1500 | gboolean is_unitless; | |
1501 | }; | |
1502 | ||
1503 | SR_PRIV gboolean sr_vc96_packet_valid(const uint8_t *buf); | |
1504 | SR_PRIV int sr_vc96_parse(const uint8_t *buf, float *floatval, | |
1505 | struct sr_datafeed_analog *analog, void *info); | |
1506 | ||
1507 | /*--- lcr/es51919.c ---------------------------------------------------------*/ | |
1508 | ||
1509 | SR_PRIV void es51919_serial_clean(void *priv); | |
1510 | SR_PRIV struct sr_dev_inst *es51919_serial_scan(GSList *options, | |
1511 | const char *vendor, | |
1512 | const char *model); | |
1513 | SR_PRIV int es51919_serial_config_get(uint32_t key, GVariant **data, | |
1514 | const struct sr_dev_inst *sdi, | |
1515 | const struct sr_channel_group *cg); | |
1516 | SR_PRIV int es51919_serial_config_set(uint32_t key, GVariant *data, | |
1517 | const struct sr_dev_inst *sdi, | |
1518 | const struct sr_channel_group *cg); | |
1519 | SR_PRIV int es51919_serial_config_list(uint32_t key, GVariant **data, | |
1520 | const struct sr_dev_inst *sdi, | |
1521 | const struct sr_channel_group *cg); | |
1522 | SR_PRIV int es51919_serial_acquisition_start(const struct sr_dev_inst *sdi); | |
1523 | SR_PRIV int es51919_serial_acquisition_stop(struct sr_dev_inst *sdi); | |
1524 | ||
1525 | /*--- dmm/ut372.c -----------------------------------------------------------*/ | |
1526 | ||
1527 | #define UT372_PACKET_SIZE 27 | |
1528 | ||
1529 | struct ut372_info { | |
1530 | int dummy; | |
1531 | }; | |
1532 | ||
1533 | SR_PRIV gboolean sr_ut372_packet_valid(const uint8_t *buf); | |
1534 | SR_PRIV int sr_ut372_parse(const uint8_t *buf, float *floatval, | |
1535 | struct sr_datafeed_analog *analog, void *info); | |
1536 | ||
1537 | /*--- dmm/asycii.c ----------------------------------------------------------*/ | |
1538 | ||
1539 | #define ASYCII_PACKET_SIZE 16 | |
1540 | ||
1541 | struct asycii_info { | |
1542 | gboolean is_ac, is_dc, is_ac_and_dc; | |
1543 | gboolean is_resistance, is_capacitance, is_diode, is_gain; | |
1544 | gboolean is_frequency, is_duty_cycle, is_duty_pos, is_duty_neg; | |
1545 | gboolean is_pulse_width, is_period_pos, is_period_neg; | |
1546 | gboolean is_pulse_count, is_count_pos, is_count_neg; | |
1547 | gboolean is_ampere, is_volt, is_volt_ampere, is_farad, is_ohm; | |
1548 | gboolean is_hertz, is_percent, is_seconds, is_decibel; | |
1549 | gboolean is_pico, is_nano, is_micro, is_milli, is_kilo, is_mega; | |
1550 | gboolean is_unitless; | |
1551 | gboolean is_peak_min, is_peak_max; | |
1552 | gboolean is_invalid; | |
1553 | }; | |
1554 | ||
1555 | #ifdef HAVE_SERIAL_COMM | |
1556 | SR_PRIV int sr_asycii_packet_request(struct sr_serial_dev_inst *serial); | |
1557 | #endif | |
1558 | SR_PRIV gboolean sr_asycii_packet_valid(const uint8_t *buf); | |
1559 | SR_PRIV int sr_asycii_parse(const uint8_t *buf, float *floatval, | |
1560 | struct sr_datafeed_analog *analog, void *info); | |
1561 | ||
1562 | /*--- dmm/eev121gw.c --------------------------------------------------------*/ | |
1563 | ||
1564 | #define EEV121GW_PACKET_SIZE 19 | |
1565 | ||
1566 | enum eev121gw_display { | |
1567 | EEV121GW_DISPLAY_MAIN, | |
1568 | EEV121GW_DISPLAY_SUB, | |
1569 | EEV121GW_DISPLAY_BAR, | |
1570 | EEV121GW_DISPLAY_COUNT, | |
1571 | }; | |
1572 | ||
1573 | struct eev121gw_info { | |
1574 | /* Selected channel. */ | |
1575 | size_t ch_idx; | |
1576 | /* | |
1577 | * Measured value, number and sign/overflow flags, scale factor | |
1578 | * and significant digits. | |
1579 | */ | |
1580 | uint32_t uint_value; | |
1581 | gboolean is_ofl, is_neg; | |
1582 | int factor, digits; | |
1583 | /* Currently active mode (meter's function). */ | |
1584 | gboolean is_ac, is_dc, is_voltage, is_current, is_power, is_gain; | |
1585 | gboolean is_resistance, is_capacitance, is_diode, is_temperature; | |
1586 | gboolean is_continuity, is_frequency, is_period, is_duty_cycle; | |
1587 | /* Quantities associated with mode/function. */ | |
1588 | gboolean is_ampere, is_volt, is_volt_ampere, is_dbm; | |
1589 | gboolean is_ohm, is_farad, is_celsius, is_fahrenheit; | |
1590 | gboolean is_hertz, is_seconds, is_percent, is_loop_current; | |
1591 | gboolean is_unitless, is_logic; | |
1592 | /* Other indicators. */ | |
1593 | gboolean is_min, is_max, is_avg, is_1ms_peak, is_rel, is_hold; | |
1594 | gboolean is_low_pass, is_mem, is_bt, is_auto_range, is_test; | |
1595 | gboolean is_auto_poweroff, is_low_batt; | |
1596 | }; | |
1597 | ||
1598 | extern SR_PRIV const char *eev121gw_channel_formats[]; | |
1599 | SR_PRIV gboolean sr_eev121gw_packet_valid(const uint8_t *buf); | |
1600 | SR_PRIV int sr_eev121gw_parse(const uint8_t *buf, float *floatval, | |
1601 | struct sr_datafeed_analog *analog, void *info); | |
1602 | SR_PRIV int sr_eev121gw_3displays_parse(const uint8_t *buf, float *floatval, | |
1603 | struct sr_datafeed_analog *analog, void *info); | |
1604 | ||
1605 | /*--- scale/kern.c ----------------------------------------------------------*/ | |
1606 | ||
1607 | struct kern_info { | |
1608 | gboolean is_gram, is_carat, is_ounce, is_pound, is_troy_ounce; | |
1609 | gboolean is_pennyweight, is_grain, is_tael, is_momme, is_tola; | |
1610 | gboolean is_percentage, is_piece, is_unstable, is_stable, is_error; | |
1611 | int buflen; | |
1612 | }; | |
1613 | ||
1614 | SR_PRIV gboolean sr_kern_packet_valid(const uint8_t *buf); | |
1615 | SR_PRIV int sr_kern_parse(const uint8_t *buf, float *floatval, | |
1616 | struct sr_datafeed_analog *analog, void *info); | |
1617 | ||
1618 | /*--- sw_limits.c -----------------------------------------------------------*/ | |
1619 | ||
1620 | struct sr_sw_limits { | |
1621 | uint64_t limit_samples; | |
1622 | uint64_t limit_msec; | |
1623 | uint64_t samples_read; | |
1624 | uint64_t start_time; | |
1625 | }; | |
1626 | ||
1627 | SR_PRIV int sr_sw_limits_config_get(struct sr_sw_limits *limits, uint32_t key, | |
1628 | GVariant **data); | |
1629 | SR_PRIV int sr_sw_limits_config_set(struct sr_sw_limits *limits, uint32_t key, | |
1630 | GVariant *data); | |
1631 | SR_PRIV void sr_sw_limits_acquisition_start(struct sr_sw_limits *limits); | |
1632 | SR_PRIV gboolean sr_sw_limits_check(struct sr_sw_limits *limits); | |
1633 | SR_PRIV void sr_sw_limits_update_samples_read(struct sr_sw_limits *limits, | |
1634 | uint64_t samples_read); | |
1635 | SR_PRIV void sr_sw_limits_init(struct sr_sw_limits *limits); | |
1636 | ||
1637 | #endif |