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2be182e6 BV |
1 | /* |
2 | * This file is part of the sigrok-cli 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 | ||
20fb52e0 | 20 | #include "sigrok-cli.h" |
2be182e6 BV |
21 | #include <glib.h> |
22 | #include <glib/gstdio.h> | |
55de58a2 UH |
23 | #include <string.h> |
24 | #include <stdlib.h> | |
2be182e6 | 25 | |
2be182e6 | 26 | static int default_output_format = FALSE; |
2be182e6 BV |
27 | static uint64_t limit_samples = 0; |
28 | static uint64_t limit_frames = 0; | |
29 | ||
2be182e6 BV |
30 | #ifdef HAVE_SRD |
31 | extern struct srd_session *srd_sess; | |
32 | #endif | |
33 | ||
2be182e6 BV |
34 | static int set_limit_time(const struct sr_dev_inst *sdi) |
35 | { | |
36 | GVariant *gvar; | |
37 | uint64_t time_msec; | |
38 | uint64_t samplerate; | |
39 | ||
40 | if (!(time_msec = sr_parse_timestring(opt_time))) { | |
41 | g_critical("Invalid time '%s'", opt_time); | |
42 | return SR_ERR; | |
43 | } | |
44 | ||
45 | if (sr_dev_has_option(sdi, SR_CONF_LIMIT_MSEC)) { | |
46 | gvar = g_variant_new_uint64(time_msec); | |
47 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_MSEC, gvar) != SR_OK) { | |
48 | g_critical("Failed to configure time limit."); | |
49 | return SR_ERR; | |
50 | } | |
51 | } else if (sr_dev_has_option(sdi, SR_CONF_SAMPLERATE)) { | |
52 | /* Convert to samples based on the samplerate. */ | |
53 | sr_config_get(sdi->driver, sdi, NULL, SR_CONF_SAMPLERATE, &gvar); | |
54 | samplerate = g_variant_get_uint64(gvar); | |
55 | g_variant_unref(gvar); | |
56 | limit_samples = (samplerate) * time_msec / (uint64_t)1000; | |
57 | if (limit_samples == 0) { | |
58 | g_critical("Not enough time at this samplerate."); | |
59 | return SR_ERR; | |
60 | } | |
61 | gvar = g_variant_new_uint64(limit_samples); | |
62 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) { | |
63 | g_critical("Failed to configure time-based sample limit."); | |
64 | return SR_ERR; | |
65 | } | |
66 | } else { | |
67 | g_critical("This device does not support time limits."); | |
68 | return SR_ERR; | |
69 | } | |
70 | ||
71 | return SR_OK; | |
72 | } | |
73 | ||
9216694f BV |
74 | struct sr_output_format *find_output_module(char *name) |
75 | { | |
76 | struct sr_output_format **outputs, *omod; | |
77 | int i; | |
78 | ||
79 | omod = NULL; | |
80 | outputs = sr_output_list(); | |
81 | for (i = 0; outputs[i]; i++) { | |
82 | if (!strcmp(outputs[i]->id, name)) { | |
83 | omod = outputs[i]; | |
84 | break; | |
85 | } | |
86 | } | |
87 | ||
88 | return omod; | |
89 | } | |
90 | ||
6709a694 | 91 | struct sr_output *setup_output_format(const struct sr_dev_inst *sdi) |
2be182e6 | 92 | { |
9216694f | 93 | struct sr_output_format *omod; |
2be182e6 | 94 | GHashTable *fmtargs; |
6709a694 | 95 | struct sr_output *o; |
2be182e6 BV |
96 | char *fmtspec; |
97 | ||
98 | if (opt_output_format && !strcmp(opt_output_format, "sigrok")) { | |
99 | /* Doesn't really exist as an output module - this is | |
100 | * the session save mode. */ | |
101 | g_free(opt_output_format); | |
102 | opt_output_format = NULL; | |
103 | } | |
104 | ||
105 | if (!opt_output_format) { | |
106 | opt_output_format = DEFAULT_OUTPUT_FORMAT; | |
107 | /* we'll need to remember this so when saving to a file | |
108 | * later, sigrok session format will be used. | |
109 | */ | |
110 | default_output_format = TRUE; | |
111 | } | |
112 | ||
113 | fmtargs = parse_generic_arg(opt_output_format, TRUE); | |
114 | fmtspec = g_hash_table_lookup(fmtargs, "sigrok_key"); | |
6709a694 | 115 | if (!fmtspec) |
2be182e6 | 116 | g_critical("Invalid output format."); |
9216694f BV |
117 | if (!(omod = find_output_module(fmtspec))) |
118 | g_critical("Unknown output format '%s'.", fmtspec); | |
119 | g_hash_table_remove(fmtargs, "sigrok_key"); | |
120 | o = sr_output_new(omod, fmtargs, sdi); | |
2be182e6 BV |
121 | g_hash_table_destroy(fmtargs); |
122 | ||
6709a694 | 123 | return o; |
2be182e6 BV |
124 | } |
125 | ||
126 | void datafeed_in(const struct sr_dev_inst *sdi, | |
127 | const struct sr_datafeed_packet *packet, void *cb_data) | |
128 | { | |
129 | const struct sr_datafeed_meta *meta; | |
130 | const struct sr_datafeed_logic *logic; | |
131 | const struct sr_datafeed_analog *analog; | |
4bf77ec6 | 132 | struct sr_session *session; |
2be182e6 | 133 | struct sr_config *src; |
029d73fe | 134 | struct sr_channel *ch; |
2be182e6 | 135 | static struct sr_output *o = NULL; |
9216694f | 136 | static struct sr_output *oa = NULL; |
6ea663a7 BV |
137 | static uint64_t rcvd_samples_logic = 0; |
138 | static uint64_t rcvd_samples_analog = 0; | |
139 | static uint64_t samplerate = 0; | |
2be182e6 BV |
140 | static int triggered = 0; |
141 | static FILE *outfile = NULL; | |
142 | GSList *l; | |
143 | GString *out; | |
8b65cdcc | 144 | GVariant *gvar; |
55de58a2 | 145 | uint64_t end_sample; |
667d4a18 | 146 | uint64_t input_len; |
6ea663a7 | 147 | int i; |
029d73fe | 148 | char **channels; |
2be182e6 | 149 | |
2be182e6 BV |
150 | /* If the first packet to come in isn't a header, don't even try. */ |
151 | if (packet->type != SR_DF_HEADER && o == NULL) | |
152 | return; | |
153 | ||
4bf77ec6 | 154 | session = cb_data; |
2be182e6 BV |
155 | switch (packet->type) { |
156 | case SR_DF_HEADER: | |
4ed1cdea | 157 | g_debug("cli: Received SR_DF_HEADER."); |
6709a694 | 158 | o = setup_output_format(sdi); |
2be182e6 | 159 | |
9216694f BV |
160 | /* Set up backup analog output module. */ |
161 | oa = sr_output_new(find_output_module("analog"), NULL, sdi); | |
162 | ||
2be182e6 BV |
163 | /* Prepare non-stdout output. */ |
164 | outfile = stdout; | |
165 | if (opt_output_file) { | |
166 | if (default_output_format) { | |
2be182e6 | 167 | outfile = NULL; |
2be182e6 BV |
168 | } else { |
169 | /* saving to a file in whatever format was set | |
170 | * with --format, so all we need is a filehandle */ | |
171 | outfile = g_fopen(opt_output_file, "wb"); | |
172 | } | |
173 | } | |
6ea663a7 | 174 | rcvd_samples_logic = rcvd_samples_analog = 0; |
2be182e6 | 175 | |
8b65cdcc BV |
176 | if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_SAMPLERATE, |
177 | &gvar) == SR_OK) { | |
178 | samplerate = g_variant_get_uint64(gvar); | |
179 | g_variant_unref(gvar); | |
180 | } | |
181 | ||
2be182e6 | 182 | #ifdef HAVE_SRD |
ea6d6dec | 183 | if (opt_pds) { |
8b65cdcc | 184 | if (samplerate) { |
2be182e6 BV |
185 | if (srd_session_metadata_set(srd_sess, SRD_CONF_SAMPLERATE, |
186 | g_variant_new_uint64(samplerate)) != SRD_OK) { | |
187 | g_critical("Failed to configure decode session."); | |
188 | break; | |
189 | } | |
190 | } | |
191 | if (srd_session_start(srd_sess) != SRD_OK) { | |
192 | g_critical("Failed to start decode session."); | |
193 | break; | |
194 | } | |
195 | } | |
196 | #endif | |
197 | break; | |
198 | ||
199 | case SR_DF_META: | |
4ed1cdea | 200 | g_debug("cli: Received SR_DF_META."); |
2be182e6 BV |
201 | meta = packet->payload; |
202 | for (l = meta->config; l; l = l->next) { | |
203 | src = l->data; | |
204 | switch (src->key) { | |
205 | case SR_CONF_SAMPLERATE: | |
206 | samplerate = g_variant_get_uint64(src->data); | |
4ed1cdea | 207 | g_debug("cli: Got samplerate %"PRIu64" Hz.", samplerate); |
2be182e6 BV |
208 | #ifdef HAVE_SRD |
209 | if (opt_pds) { | |
210 | if (srd_session_metadata_set(srd_sess, SRD_CONF_SAMPLERATE, | |
211 | g_variant_new_uint64(samplerate)) != SRD_OK) { | |
212 | g_critical("Failed to pass samplerate to decoder."); | |
213 | } | |
214 | } | |
215 | #endif | |
216 | break; | |
217 | case SR_CONF_SAMPLE_INTERVAL: | |
218 | samplerate = g_variant_get_uint64(src->data); | |
4ed1cdea | 219 | g_debug("cli: Got sample interval %"PRIu64" ms.", samplerate); |
2be182e6 BV |
220 | break; |
221 | default: | |
222 | /* Unknown metadata is not an error. */ | |
223 | break; | |
224 | } | |
225 | } | |
226 | break; | |
227 | ||
228 | case SR_DF_TRIGGER: | |
4ed1cdea | 229 | g_debug("cli: Received SR_DF_TRIGGER."); |
2be182e6 BV |
230 | triggered = 1; |
231 | break; | |
232 | ||
233 | case SR_DF_LOGIC: | |
234 | logic = packet->payload; | |
4ed1cdea UH |
235 | g_message("cli: Received SR_DF_LOGIC (%"PRIu64" bytes, unitsize = %d).", |
236 | logic->length, logic->unitsize); | |
2be182e6 BV |
237 | if (logic->length == 0) |
238 | break; | |
239 | ||
240 | /* Don't store any samples until triggered. */ | |
241 | if (opt_wait_trigger && !triggered) | |
242 | break; | |
243 | ||
6ea663a7 | 244 | if (limit_samples && rcvd_samples_logic >= limit_samples) |
2be182e6 BV |
245 | break; |
246 | ||
6ea663a7 | 247 | end_sample = rcvd_samples_logic + logic->length / logic->unitsize; |
8667d3c2 DE |
248 | /* Cut off last packet according to the sample limit. */ |
249 | if (limit_samples && end_sample > limit_samples) | |
250 | end_sample = limit_samples; | |
6ea663a7 | 251 | input_len = (end_sample - rcvd_samples_logic) * logic->unitsize; |
2be182e6 BV |
252 | |
253 | if (opt_output_file && default_output_format) { | |
254 | /* Saving to a session file. */ | |
6ea663a7 BV |
255 | if (rcvd_samples_logic == 0) { |
256 | /* First packet with logic data, init session file. */ | |
029d73fe UH |
257 | channels = g_malloc(sizeof(char *) * g_slist_length(sdi->channels)); |
258 | for (i = 0, l = sdi->channels; l; l = l->next) { | |
259 | ch = l->data; | |
260 | if (ch->enabled && ch->type == SR_CHANNEL_LOGIC) | |
261 | channels[i++] = ch->name; | |
6ea663a7 | 262 | } |
029d73fe | 263 | channels[i] = NULL; |
4bf77ec6 BV |
264 | sr_session_save_init(session, opt_output_file, |
265 | samplerate, channels); | |
029d73fe | 266 | g_free(channels); |
6ea663a7 | 267 | } |
4bf77ec6 | 268 | save_chunk_logic(session, logic->data, input_len, logic->unitsize); |
2be182e6 BV |
269 | } else { |
270 | if (opt_pds) { | |
271 | #ifdef HAVE_SRD | |
6ea663a7 | 272 | if (srd_session_send(srd_sess, rcvd_samples_logic, end_sample, |
8667d3c2 | 273 | logic->data, input_len) != SRD_OK) |
4bf77ec6 | 274 | sr_session_stop(session); |
2be182e6 | 275 | #endif |
2be182e6 BV |
276 | } |
277 | } | |
2be182e6 | 278 | |
6ea663a7 | 279 | rcvd_samples_logic = end_sample; |
2be182e6 BV |
280 | break; |
281 | ||
282 | case SR_DF_ANALOG: | |
283 | analog = packet->payload; | |
4ed1cdea | 284 | g_message("cli: Received SR_DF_ANALOG (%d samples).", analog->num_samples); |
2be182e6 BV |
285 | if (analog->num_samples == 0) |
286 | break; | |
287 | ||
6ea663a7 | 288 | if (limit_samples && rcvd_samples_analog >= limit_samples) |
2be182e6 BV |
289 | break; |
290 | ||
6ea663a7 | 291 | rcvd_samples_analog += analog->num_samples; |
2be182e6 BV |
292 | break; |
293 | ||
294 | case SR_DF_FRAME_BEGIN: | |
4ed1cdea | 295 | g_debug("cli: Received SR_DF_FRAME_BEGIN."); |
2be182e6 BV |
296 | break; |
297 | ||
298 | case SR_DF_FRAME_END: | |
4ed1cdea | 299 | g_debug("cli: Received SR_DF_FRAME_END."); |
2be182e6 BV |
300 | break; |
301 | ||
302 | default: | |
303 | break; | |
304 | } | |
305 | ||
f4ffd032 | 306 | if (o && outfile && !opt_pds) { |
9216694f BV |
307 | if (sr_output_send(o, packet, &out) == SR_OK) { |
308 | if (!out || (out->len == 0 && default_output_format | |
309 | && packet->type == SR_DF_ANALOG)) { | |
310 | /* The user didn't specify an output module, | |
311 | * but needs to see this analog data. */ | |
312 | sr_output_send(oa, packet, &out); | |
313 | } | |
314 | if (out && out->len > 0) { | |
315 | fwrite(out->str, 1, out->len, outfile); | |
316 | fflush(outfile); | |
317 | } | |
318 | if (out) | |
319 | g_string_free(out, TRUE); | |
2be182e6 BV |
320 | } |
321 | } | |
322 | ||
323 | /* SR_DF_END needs to be handled after the output module's receive() | |
6ea663a7 | 324 | * is called, so it can properly clean up that module. */ |
2be182e6 | 325 | if (packet->type == SR_DF_END) { |
4ed1cdea | 326 | g_debug("cli: Received SR_DF_END."); |
2be182e6 | 327 | |
6709a694 BV |
328 | if (o) |
329 | sr_output_free(o); | |
2be182e6 BV |
330 | o = NULL; |
331 | ||
9216694f BV |
332 | sr_output_free(oa); |
333 | oa = NULL; | |
334 | ||
2be182e6 BV |
335 | if (outfile && outfile != stdout) |
336 | fclose(outfile); | |
337 | ||
6ea663a7 BV |
338 | if (opt_output_file && default_output_format) |
339 | /* Flush whatever is left out to the session file. */ | |
4bf77ec6 | 340 | save_chunk_logic(session, NULL, 0, 0); |
6ea663a7 BV |
341 | |
342 | if (limit_samples) { | |
343 | if (rcvd_samples_logic > 0 && rcvd_samples_logic < limit_samples) | |
344 | g_warning("Device only sent %" PRIu64 " samples.", | |
345 | rcvd_samples_logic); | |
346 | else if (rcvd_samples_analog > 0 && rcvd_samples_analog < limit_samples) | |
347 | g_warning("Device only sent %" PRIu64 " samples.", | |
348 | rcvd_samples_analog); | |
2be182e6 BV |
349 | } |
350 | } | |
351 | ||
352 | } | |
353 | ||
ad54a1a6 | 354 | int opt_to_gvar(char *key, char *value, struct sr_config *src) |
2be182e6 BV |
355 | { |
356 | const struct sr_config_info *srci; | |
426d0cda | 357 | double tmp_double, dlow, dhigh; |
2be182e6 | 358 | uint64_t tmp_u64, p, q, low, high; |
ad54a1a6 | 359 | GVariant *rational[2], *range[2]; |
2be182e6 | 360 | gboolean tmp_bool; |
ad54a1a6 | 361 | int ret; |
2be182e6 | 362 | |
ad54a1a6 BV |
363 | if (!(srci = sr_config_info_name_get(key))) { |
364 | g_critical("Unknown device option '%s'.", (char *) key); | |
365 | return -1; | |
366 | } | |
367 | src->key = srci->key; | |
2be182e6 | 368 | |
ad54a1a6 BV |
369 | if ((value == NULL) && |
370 | (srci->datatype != SR_T_BOOL)) { | |
371 | g_critical("Option '%s' needs a value.", (char *)key); | |
372 | return -1; | |
373 | } | |
374 | ||
375 | ret = 0; | |
376 | switch (srci->datatype) { | |
377 | case SR_T_UINT64: | |
378 | ret = sr_parse_sizestring(value, &tmp_u64); | |
379 | if (ret != 0) | |
2be182e6 | 380 | break; |
ad54a1a6 BV |
381 | src->data = g_variant_new_uint64(tmp_u64); |
382 | break; | |
383 | case SR_T_INT32: | |
384 | ret = sr_parse_sizestring(value, &tmp_u64); | |
385 | if (ret != 0) | |
2be182e6 | 386 | break; |
ad54a1a6 BV |
387 | src->data = g_variant_new_int32(tmp_u64); |
388 | break; | |
9db40e9f | 389 | case SR_T_STRING: |
ad54a1a6 BV |
390 | src->data = g_variant_new_string(value); |
391 | break; | |
392 | case SR_T_BOOL: | |
393 | if (!value) | |
394 | tmp_bool = TRUE; | |
395 | else | |
396 | tmp_bool = sr_parse_boolstring(value); | |
397 | src->data = g_variant_new_boolean(tmp_bool); | |
398 | break; | |
399 | case SR_T_FLOAT: | |
400 | tmp_double = strtof(value, NULL); | |
401 | src->data = g_variant_new_double(tmp_double); | |
402 | break; | |
403 | case SR_T_RATIONAL_PERIOD: | |
404 | if ((ret = sr_parse_period(value, &p, &q)) != SR_OK) | |
2be182e6 | 405 | break; |
ad54a1a6 BV |
406 | rational[0] = g_variant_new_uint64(p); |
407 | rational[1] = g_variant_new_uint64(q); | |
408 | src->data = g_variant_new_tuple(rational, 2); | |
409 | break; | |
410 | case SR_T_RATIONAL_VOLT: | |
411 | if ((ret = sr_parse_voltage(value, &p, &q)) != SR_OK) | |
2be182e6 | 412 | break; |
ad54a1a6 BV |
413 | rational[0] = g_variant_new_uint64(p); |
414 | rational[1] = g_variant_new_uint64(q); | |
415 | src->data = g_variant_new_tuple(rational, 2); | |
416 | break; | |
417 | case SR_T_UINT64_RANGE: | |
418 | if (sscanf(value, "%"PRIu64"-%"PRIu64, &low, &high) != 2) { | |
419 | ret = -1; | |
2be182e6 | 420 | break; |
ad54a1a6 BV |
421 | } else { |
422 | range[0] = g_variant_new_uint64(low); | |
423 | range[1] = g_variant_new_uint64(high); | |
424 | src->data = g_variant_new_tuple(range, 2); | |
2be182e6 | 425 | } |
ad54a1a6 | 426 | break; |
426d0cda BV |
427 | case SR_T_DOUBLE_RANGE: |
428 | if (sscanf(value, "%lf-%lf", &dlow, &dhigh) != 2) { | |
429 | ret = -1; | |
430 | break; | |
431 | } else { | |
432 | range[0] = g_variant_new_double(dlow); | |
433 | range[1] = g_variant_new_double(dhigh); | |
434 | src->data = g_variant_new_tuple(range, 2); | |
435 | } | |
436 | break; | |
ad54a1a6 BV |
437 | default: |
438 | ret = -1; | |
439 | } | |
440 | ||
441 | return ret; | |
442 | } | |
443 | ||
444 | int set_dev_options(struct sr_dev_inst *sdi, GHashTable *args) | |
445 | { | |
446 | struct sr_config src; | |
ca50f4b3 | 447 | struct sr_channel_group *cg; |
ad54a1a6 BV |
448 | GHashTableIter iter; |
449 | gpointer key, value; | |
450 | int ret; | |
451 | ||
452 | g_hash_table_iter_init(&iter, args); | |
453 | while (g_hash_table_iter_next(&iter, &key, &value)) { | |
454 | if ((ret = opt_to_gvar(key, value, &src)) != 0) | |
455 | return ret; | |
ca50f4b3 UH |
456 | cg = select_channel_group(sdi); |
457 | ret = sr_config_set(sdi, cg, src.key, src.data); | |
2be182e6 BV |
458 | if (ret != SR_OK) { |
459 | g_critical("Failed to set device option '%s'.", (char *)key); | |
460 | return ret; | |
461 | } | |
462 | } | |
463 | ||
464 | return SR_OK; | |
465 | } | |
466 | ||
467 | void run_session(void) | |
468 | { | |
469 | GSList *devices; | |
470 | GHashTable *devargs; | |
471 | GVariant *gvar; | |
4bf77ec6 BV |
472 | struct sr_session *session; |
473 | struct sr_trigger *trigger; | |
2be182e6 | 474 | struct sr_dev_inst *sdi; |
02c65935 | 475 | uint64_t min_samples, max_samples; |
2be182e6 BV |
476 | |
477 | devices = device_scan(); | |
478 | if (!devices) { | |
479 | g_critical("No devices found."); | |
480 | return; | |
481 | } | |
482 | if (g_slist_length(devices) > 1) { | |
483 | g_critical("sigrok-cli only supports one device for capturing."); | |
b4eece7c | 484 | g_slist_free(devices); |
2be182e6 BV |
485 | return; |
486 | } | |
487 | sdi = devices->data; | |
b4eece7c | 488 | g_slist_free(devices); |
2be182e6 | 489 | |
4bf77ec6 BV |
490 | sr_session_new(&session); |
491 | sr_session_datafeed_callback_add(session, datafeed_in, NULL); | |
2be182e6 BV |
492 | |
493 | if (sr_dev_open(sdi) != SR_OK) { | |
494 | g_critical("Failed to open device."); | |
495 | return; | |
496 | } | |
497 | ||
4bf77ec6 | 498 | if (sr_session_dev_add(session, sdi) != SR_OK) { |
2be182e6 | 499 | g_critical("Failed to add device to session."); |
4bf77ec6 | 500 | sr_session_destroy(session); |
2be182e6 BV |
501 | return; |
502 | } | |
503 | ||
504 | if (opt_config) { | |
505 | if ((devargs = parse_generic_arg(opt_config, FALSE))) { | |
506 | if (set_dev_options(sdi, devargs) != SR_OK) | |
507 | return; | |
508 | g_hash_table_destroy(devargs); | |
509 | } | |
510 | } | |
511 | ||
029d73fe UH |
512 | if (select_channels(sdi) != SR_OK) { |
513 | g_critical("Failed to set channels."); | |
4bf77ec6 | 514 | sr_session_destroy(session); |
2be182e6 BV |
515 | return; |
516 | } | |
517 | ||
518 | if (opt_triggers) { | |
4bf77ec6 BV |
519 | if (!parse_triggerstring(sdi, opt_triggers, &trigger)) { |
520 | sr_session_destroy(session); | |
521 | return; | |
522 | } | |
523 | if (sr_session_trigger_set(session, trigger) != SR_OK) { | |
524 | sr_session_destroy(session); | |
2be182e6 BV |
525 | return; |
526 | } | |
2be182e6 BV |
527 | } |
528 | ||
529 | if (opt_continuous) { | |
530 | if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) { | |
531 | g_critical("This device does not support continuous sampling."); | |
4bf77ec6 | 532 | sr_session_destroy(session); |
2be182e6 BV |
533 | return; |
534 | } | |
535 | } | |
536 | ||
537 | if (opt_time) { | |
538 | if (set_limit_time(sdi) != SR_OK) { | |
4bf77ec6 | 539 | sr_session_destroy(session); |
2be182e6 BV |
540 | return; |
541 | } | |
542 | } | |
543 | ||
544 | if (opt_samples) { | |
545 | if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) { | |
546 | g_critical("Invalid sample limit '%s'.", opt_samples); | |
4bf77ec6 | 547 | sr_session_destroy(session); |
2be182e6 BV |
548 | return; |
549 | } | |
02c65935 BV |
550 | if (sr_config_list(sdi->driver, sdi, NULL, |
551 | SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) { | |
c7a5cb12 BV |
552 | /* The device has no compression, or compression is turned |
553 | * off, and publishes its sample memory size. */ | |
02c65935 | 554 | g_variant_get(gvar, "(tt)", &min_samples, &max_samples); |
be781321 | 555 | g_variant_unref(gvar); |
02c65935 BV |
556 | if (limit_samples < min_samples) { |
557 | g_critical("The device stores at least %"PRIu64 | |
558 | " samples with the current settings.", min_samples); | |
559 | } | |
c7a5cb12 BV |
560 | if (limit_samples > max_samples) { |
561 | g_critical("The device can store only %"PRIu64 | |
562 | " samples with the current settings.", max_samples); | |
563 | } | |
564 | } | |
2be182e6 BV |
565 | gvar = g_variant_new_uint64(limit_samples); |
566 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) { | |
567 | g_critical("Failed to configure sample limit."); | |
4bf77ec6 | 568 | sr_session_destroy(session); |
2be182e6 BV |
569 | return; |
570 | } | |
571 | } | |
572 | ||
573 | if (opt_frames) { | |
574 | if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) { | |
575 | g_critical("Invalid sample limit '%s'.", opt_samples); | |
4bf77ec6 | 576 | sr_session_destroy(session); |
2be182e6 BV |
577 | return; |
578 | } | |
579 | gvar = g_variant_new_uint64(limit_frames); | |
580 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) { | |
581 | g_critical("Failed to configure frame limit."); | |
4bf77ec6 | 582 | sr_session_destroy(session); |
2be182e6 BV |
583 | return; |
584 | } | |
585 | } | |
586 | ||
4bf77ec6 | 587 | if (sr_session_start(session) != SR_OK) { |
2be182e6 | 588 | g_critical("Failed to start session."); |
4bf77ec6 | 589 | sr_session_destroy(session); |
2be182e6 BV |
590 | return; |
591 | } | |
592 | ||
593 | if (opt_continuous) | |
4bf77ec6 | 594 | add_anykey(session); |
2be182e6 | 595 | |
4bf77ec6 | 596 | sr_session_run(session); |
2be182e6 BV |
597 | |
598 | if (opt_continuous) | |
599 | clear_anykey(); | |
600 | ||
4bf77ec6 BV |
601 | sr_session_datafeed_callback_remove_all(session); |
602 | sr_session_destroy(session); | |
2be182e6 BV |
603 | |
604 | } | |
605 | ||
4bf77ec6 BV |
606 | void save_chunk_logic(struct sr_session *session, uint8_t *data, |
607 | uint64_t data_len, int unitsize) | |
6ea663a7 BV |
608 | { |
609 | static uint8_t *buf = NULL; | |
610 | static int buf_len = 0; | |
611 | static int last_unitsize = 0; | |
612 | int max; | |
613 | ||
614 | if (!buf) | |
615 | buf = g_malloc(SAVE_CHUNK_SIZE); | |
616 | ||
64c74f25 BV |
617 | while (data_len > SAVE_CHUNK_SIZE) { |
618 | save_chunk_logic(session, data, SAVE_CHUNK_SIZE, unitsize); | |
619 | data += SAVE_CHUNK_SIZE; | |
620 | data_len -= SAVE_CHUNK_SIZE; | |
621 | } | |
622 | ||
6ea663a7 BV |
623 | if (buf_len + data_len > SAVE_CHUNK_SIZE) { |
624 | max = (SAVE_CHUNK_SIZE - buf_len) / unitsize * unitsize; | |
625 | memcpy(buf + buf_len, data, max); | |
4bf77ec6 | 626 | sr_session_append(session, opt_output_file, buf, unitsize, |
6ea663a7 BV |
627 | (buf_len + max) / unitsize); |
628 | memcpy(buf, data + max, data_len - max); | |
629 | buf_len = data_len - max; | |
efe1b57d | 630 | } else if (data_len == 0 && last_unitsize != 0) { |
6ea663a7 | 631 | /* End of data, flush the buffer out. */ |
4bf77ec6 | 632 | sr_session_append(session, opt_output_file, buf, last_unitsize, |
6ea663a7 BV |
633 | buf_len / last_unitsize); |
634 | } else { | |
635 | /* Buffer chunk. */ | |
636 | memcpy(buf + buf_len, data, data_len); | |
637 | buf_len += data_len; | |
638 | } | |
639 | last_unitsize = unitsize; | |
640 | ||
641 | } |