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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 | ||
ad6520c4 | 74 | const struct sr_output *setup_output_format(const struct sr_dev_inst *sdi) |
2be182e6 | 75 | { |
ad6520c4 | 76 | const struct sr_output_module *omod; |
7c6a0420 | 77 | const struct sr_option **options; |
ad6520c4 BV |
78 | const struct sr_output *o; |
79 | GHashTable *fmtargs, *fmtopts; | |
2be182e6 BV |
80 | char *fmtspec; |
81 | ||
82 | if (opt_output_format && !strcmp(opt_output_format, "sigrok")) { | |
83 | /* Doesn't really exist as an output module - this is | |
84 | * the session save mode. */ | |
85 | g_free(opt_output_format); | |
86 | opt_output_format = NULL; | |
87 | } | |
88 | ||
89 | if (!opt_output_format) { | |
90 | opt_output_format = DEFAULT_OUTPUT_FORMAT; | |
91 | /* we'll need to remember this so when saving to a file | |
92 | * later, sigrok session format will be used. | |
93 | */ | |
94 | default_output_format = TRUE; | |
95 | } | |
96 | ||
97 | fmtargs = parse_generic_arg(opt_output_format, TRUE); | |
98 | fmtspec = g_hash_table_lookup(fmtargs, "sigrok_key"); | |
6709a694 | 99 | if (!fmtspec) |
2be182e6 | 100 | g_critical("Invalid output format."); |
ad6520c4 | 101 | if (!(omod = sr_output_find(fmtspec))) |
7c6a0420 | 102 | g_critical("Unknown output module '%s'.", fmtspec); |
9216694f | 103 | g_hash_table_remove(fmtargs, "sigrok_key"); |
7c6a0420 BV |
104 | if ((options = sr_output_options_get(omod))) { |
105 | fmtopts = generic_arg_to_opt(options, fmtargs); | |
106 | sr_output_options_free(options); | |
ad6520c4 BV |
107 | } else |
108 | fmtopts = NULL; | |
109 | o = sr_output_new(omod, fmtopts, sdi); | |
110 | if (fmtopts) | |
111 | g_hash_table_destroy(fmtopts); | |
2be182e6 BV |
112 | g_hash_table_destroy(fmtargs); |
113 | ||
6709a694 | 114 | return o; |
2be182e6 BV |
115 | } |
116 | ||
117 | void datafeed_in(const struct sr_dev_inst *sdi, | |
118 | const struct sr_datafeed_packet *packet, void *cb_data) | |
119 | { | |
120 | const struct sr_datafeed_meta *meta; | |
121 | const struct sr_datafeed_logic *logic; | |
122 | const struct sr_datafeed_analog *analog; | |
4bf77ec6 | 123 | struct sr_session *session; |
2be182e6 | 124 | struct sr_config *src; |
029d73fe | 125 | struct sr_channel *ch; |
ad6520c4 BV |
126 | static const struct sr_output *o = NULL; |
127 | static const struct sr_output *oa = NULL; | |
6ea663a7 BV |
128 | static uint64_t rcvd_samples_logic = 0; |
129 | static uint64_t rcvd_samples_analog = 0; | |
130 | static uint64_t samplerate = 0; | |
2be182e6 BV |
131 | static int triggered = 0; |
132 | static FILE *outfile = NULL; | |
133 | GSList *l; | |
134 | GString *out; | |
8b65cdcc | 135 | GVariant *gvar; |
55de58a2 | 136 | uint64_t end_sample; |
667d4a18 | 137 | uint64_t input_len; |
6ea663a7 | 138 | int i; |
029d73fe | 139 | char **channels; |
2be182e6 | 140 | |
2be182e6 BV |
141 | /* If the first packet to come in isn't a header, don't even try. */ |
142 | if (packet->type != SR_DF_HEADER && o == NULL) | |
143 | return; | |
144 | ||
4bf77ec6 | 145 | session = cb_data; |
2be182e6 BV |
146 | switch (packet->type) { |
147 | case SR_DF_HEADER: | |
4ed1cdea | 148 | g_debug("cli: Received SR_DF_HEADER."); |
e786e625 BV |
149 | if (!(o = setup_output_format(sdi))) |
150 | g_critical("Failed to initialize output module."); | |
2be182e6 | 151 | |
9216694f | 152 | /* Set up backup analog output module. */ |
ad6520c4 | 153 | oa = sr_output_new(sr_output_find("analog"), NULL, sdi); |
9216694f | 154 | |
2be182e6 BV |
155 | /* Prepare non-stdout output. */ |
156 | outfile = stdout; | |
157 | if (opt_output_file) { | |
158 | if (default_output_format) { | |
2be182e6 | 159 | outfile = NULL; |
2be182e6 BV |
160 | } else { |
161 | /* saving to a file in whatever format was set | |
162 | * with --format, so all we need is a filehandle */ | |
163 | outfile = g_fopen(opt_output_file, "wb"); | |
164 | } | |
165 | } | |
6ea663a7 | 166 | rcvd_samples_logic = rcvd_samples_analog = 0; |
2be182e6 | 167 | |
8b65cdcc BV |
168 | if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_SAMPLERATE, |
169 | &gvar) == SR_OK) { | |
170 | samplerate = g_variant_get_uint64(gvar); | |
171 | g_variant_unref(gvar); | |
172 | } | |
173 | ||
2be182e6 | 174 | #ifdef HAVE_SRD |
ea6d6dec | 175 | if (opt_pds) { |
8b65cdcc | 176 | if (samplerate) { |
2be182e6 BV |
177 | if (srd_session_metadata_set(srd_sess, SRD_CONF_SAMPLERATE, |
178 | g_variant_new_uint64(samplerate)) != SRD_OK) { | |
179 | g_critical("Failed to configure decode session."); | |
180 | break; | |
181 | } | |
182 | } | |
183 | if (srd_session_start(srd_sess) != SRD_OK) { | |
184 | g_critical("Failed to start decode session."); | |
185 | break; | |
186 | } | |
187 | } | |
188 | #endif | |
189 | break; | |
190 | ||
191 | case SR_DF_META: | |
4ed1cdea | 192 | g_debug("cli: Received SR_DF_META."); |
2be182e6 BV |
193 | meta = packet->payload; |
194 | for (l = meta->config; l; l = l->next) { | |
195 | src = l->data; | |
196 | switch (src->key) { | |
197 | case SR_CONF_SAMPLERATE: | |
198 | samplerate = g_variant_get_uint64(src->data); | |
4ed1cdea | 199 | g_debug("cli: Got samplerate %"PRIu64" Hz.", samplerate); |
2be182e6 BV |
200 | #ifdef HAVE_SRD |
201 | if (opt_pds) { | |
202 | if (srd_session_metadata_set(srd_sess, SRD_CONF_SAMPLERATE, | |
203 | g_variant_new_uint64(samplerate)) != SRD_OK) { | |
204 | g_critical("Failed to pass samplerate to decoder."); | |
205 | } | |
206 | } | |
207 | #endif | |
208 | break; | |
209 | case SR_CONF_SAMPLE_INTERVAL: | |
210 | samplerate = g_variant_get_uint64(src->data); | |
4ed1cdea | 211 | g_debug("cli: Got sample interval %"PRIu64" ms.", samplerate); |
2be182e6 BV |
212 | break; |
213 | default: | |
214 | /* Unknown metadata is not an error. */ | |
215 | break; | |
216 | } | |
217 | } | |
218 | break; | |
219 | ||
220 | case SR_DF_TRIGGER: | |
4ed1cdea | 221 | g_debug("cli: Received SR_DF_TRIGGER."); |
2be182e6 BV |
222 | triggered = 1; |
223 | break; | |
224 | ||
225 | case SR_DF_LOGIC: | |
226 | logic = packet->payload; | |
4ed1cdea UH |
227 | g_message("cli: Received SR_DF_LOGIC (%"PRIu64" bytes, unitsize = %d).", |
228 | logic->length, logic->unitsize); | |
2be182e6 BV |
229 | if (logic->length == 0) |
230 | break; | |
231 | ||
232 | /* Don't store any samples until triggered. */ | |
233 | if (opt_wait_trigger && !triggered) | |
234 | break; | |
235 | ||
6ea663a7 | 236 | if (limit_samples && rcvd_samples_logic >= limit_samples) |
2be182e6 BV |
237 | break; |
238 | ||
6ea663a7 | 239 | end_sample = rcvd_samples_logic + logic->length / logic->unitsize; |
8667d3c2 DE |
240 | /* Cut off last packet according to the sample limit. */ |
241 | if (limit_samples && end_sample > limit_samples) | |
242 | end_sample = limit_samples; | |
6ea663a7 | 243 | input_len = (end_sample - rcvd_samples_logic) * logic->unitsize; |
2be182e6 BV |
244 | |
245 | if (opt_output_file && default_output_format) { | |
246 | /* Saving to a session file. */ | |
6ea663a7 BV |
247 | if (rcvd_samples_logic == 0) { |
248 | /* First packet with logic data, init session file. */ | |
029d73fe UH |
249 | channels = g_malloc(sizeof(char *) * g_slist_length(sdi->channels)); |
250 | for (i = 0, l = sdi->channels; l; l = l->next) { | |
251 | ch = l->data; | |
252 | if (ch->enabled && ch->type == SR_CHANNEL_LOGIC) | |
253 | channels[i++] = ch->name; | |
6ea663a7 | 254 | } |
029d73fe | 255 | channels[i] = NULL; |
4bf77ec6 BV |
256 | sr_session_save_init(session, opt_output_file, |
257 | samplerate, channels); | |
029d73fe | 258 | g_free(channels); |
6ea663a7 | 259 | } |
4bf77ec6 | 260 | save_chunk_logic(session, logic->data, input_len, logic->unitsize); |
2be182e6 BV |
261 | } else { |
262 | if (opt_pds) { | |
263 | #ifdef HAVE_SRD | |
6ea663a7 | 264 | if (srd_session_send(srd_sess, rcvd_samples_logic, end_sample, |
8667d3c2 | 265 | logic->data, input_len) != SRD_OK) |
4bf77ec6 | 266 | sr_session_stop(session); |
2be182e6 | 267 | #endif |
2be182e6 BV |
268 | } |
269 | } | |
2be182e6 | 270 | |
6ea663a7 | 271 | rcvd_samples_logic = end_sample; |
2be182e6 BV |
272 | break; |
273 | ||
274 | case SR_DF_ANALOG: | |
275 | analog = packet->payload; | |
4ed1cdea | 276 | g_message("cli: Received SR_DF_ANALOG (%d samples).", analog->num_samples); |
2be182e6 BV |
277 | if (analog->num_samples == 0) |
278 | break; | |
279 | ||
6ea663a7 | 280 | if (limit_samples && rcvd_samples_analog >= limit_samples) |
2be182e6 BV |
281 | break; |
282 | ||
6ea663a7 | 283 | rcvd_samples_analog += analog->num_samples; |
2be182e6 BV |
284 | break; |
285 | ||
286 | case SR_DF_FRAME_BEGIN: | |
4ed1cdea | 287 | g_debug("cli: Received SR_DF_FRAME_BEGIN."); |
2be182e6 BV |
288 | break; |
289 | ||
290 | case SR_DF_FRAME_END: | |
4ed1cdea | 291 | g_debug("cli: Received SR_DF_FRAME_END."); |
2be182e6 BV |
292 | break; |
293 | ||
294 | default: | |
295 | break; | |
296 | } | |
297 | ||
f4ffd032 | 298 | if (o && outfile && !opt_pds) { |
9216694f BV |
299 | if (sr_output_send(o, packet, &out) == SR_OK) { |
300 | if (!out || (out->len == 0 && default_output_format | |
301 | && packet->type == SR_DF_ANALOG)) { | |
302 | /* The user didn't specify an output module, | |
303 | * but needs to see this analog data. */ | |
304 | sr_output_send(oa, packet, &out); | |
305 | } | |
306 | if (out && out->len > 0) { | |
307 | fwrite(out->str, 1, out->len, outfile); | |
308 | fflush(outfile); | |
309 | } | |
310 | if (out) | |
311 | g_string_free(out, TRUE); | |
2be182e6 BV |
312 | } |
313 | } | |
314 | ||
315 | /* SR_DF_END needs to be handled after the output module's receive() | |
6ea663a7 | 316 | * is called, so it can properly clean up that module. */ |
2be182e6 | 317 | if (packet->type == SR_DF_END) { |
4ed1cdea | 318 | g_debug("cli: Received SR_DF_END."); |
2be182e6 | 319 | |
6709a694 BV |
320 | if (o) |
321 | sr_output_free(o); | |
2be182e6 BV |
322 | o = NULL; |
323 | ||
9216694f BV |
324 | sr_output_free(oa); |
325 | oa = NULL; | |
326 | ||
2be182e6 BV |
327 | if (outfile && outfile != stdout) |
328 | fclose(outfile); | |
329 | ||
6ea663a7 BV |
330 | if (opt_output_file && default_output_format) |
331 | /* Flush whatever is left out to the session file. */ | |
4bf77ec6 | 332 | save_chunk_logic(session, NULL, 0, 0); |
6ea663a7 BV |
333 | |
334 | if (limit_samples) { | |
335 | if (rcvd_samples_logic > 0 && rcvd_samples_logic < limit_samples) | |
336 | g_warning("Device only sent %" PRIu64 " samples.", | |
337 | rcvd_samples_logic); | |
338 | else if (rcvd_samples_analog > 0 && rcvd_samples_analog < limit_samples) | |
339 | g_warning("Device only sent %" PRIu64 " samples.", | |
340 | rcvd_samples_analog); | |
2be182e6 BV |
341 | } |
342 | } | |
343 | ||
344 | } | |
345 | ||
ad54a1a6 | 346 | int opt_to_gvar(char *key, char *value, struct sr_config *src) |
2be182e6 BV |
347 | { |
348 | const struct sr_config_info *srci; | |
426d0cda | 349 | double tmp_double, dlow, dhigh; |
2be182e6 | 350 | uint64_t tmp_u64, p, q, low, high; |
ad54a1a6 | 351 | GVariant *rational[2], *range[2]; |
2be182e6 | 352 | gboolean tmp_bool; |
ad54a1a6 | 353 | int ret; |
2be182e6 | 354 | |
ad54a1a6 BV |
355 | if (!(srci = sr_config_info_name_get(key))) { |
356 | g_critical("Unknown device option '%s'.", (char *) key); | |
357 | return -1; | |
358 | } | |
359 | src->key = srci->key; | |
2be182e6 | 360 | |
ad54a1a6 BV |
361 | if ((value == NULL) && |
362 | (srci->datatype != SR_T_BOOL)) { | |
363 | g_critical("Option '%s' needs a value.", (char *)key); | |
364 | return -1; | |
365 | } | |
366 | ||
367 | ret = 0; | |
368 | switch (srci->datatype) { | |
369 | case SR_T_UINT64: | |
370 | ret = sr_parse_sizestring(value, &tmp_u64); | |
371 | if (ret != 0) | |
2be182e6 | 372 | break; |
ad54a1a6 BV |
373 | src->data = g_variant_new_uint64(tmp_u64); |
374 | break; | |
375 | case SR_T_INT32: | |
376 | ret = sr_parse_sizestring(value, &tmp_u64); | |
377 | if (ret != 0) | |
2be182e6 | 378 | break; |
ad54a1a6 BV |
379 | src->data = g_variant_new_int32(tmp_u64); |
380 | break; | |
9db40e9f | 381 | case SR_T_STRING: |
ad54a1a6 BV |
382 | src->data = g_variant_new_string(value); |
383 | break; | |
384 | case SR_T_BOOL: | |
385 | if (!value) | |
386 | tmp_bool = TRUE; | |
387 | else | |
388 | tmp_bool = sr_parse_boolstring(value); | |
389 | src->data = g_variant_new_boolean(tmp_bool); | |
390 | break; | |
391 | case SR_T_FLOAT: | |
392 | tmp_double = strtof(value, NULL); | |
393 | src->data = g_variant_new_double(tmp_double); | |
394 | break; | |
395 | case SR_T_RATIONAL_PERIOD: | |
396 | if ((ret = sr_parse_period(value, &p, &q)) != SR_OK) | |
2be182e6 | 397 | break; |
ad54a1a6 BV |
398 | rational[0] = g_variant_new_uint64(p); |
399 | rational[1] = g_variant_new_uint64(q); | |
400 | src->data = g_variant_new_tuple(rational, 2); | |
401 | break; | |
402 | case SR_T_RATIONAL_VOLT: | |
403 | if ((ret = sr_parse_voltage(value, &p, &q)) != SR_OK) | |
2be182e6 | 404 | break; |
ad54a1a6 BV |
405 | rational[0] = g_variant_new_uint64(p); |
406 | rational[1] = g_variant_new_uint64(q); | |
407 | src->data = g_variant_new_tuple(rational, 2); | |
408 | break; | |
409 | case SR_T_UINT64_RANGE: | |
410 | if (sscanf(value, "%"PRIu64"-%"PRIu64, &low, &high) != 2) { | |
411 | ret = -1; | |
2be182e6 | 412 | break; |
ad54a1a6 BV |
413 | } else { |
414 | range[0] = g_variant_new_uint64(low); | |
415 | range[1] = g_variant_new_uint64(high); | |
416 | src->data = g_variant_new_tuple(range, 2); | |
2be182e6 | 417 | } |
ad54a1a6 | 418 | break; |
426d0cda BV |
419 | case SR_T_DOUBLE_RANGE: |
420 | if (sscanf(value, "%lf-%lf", &dlow, &dhigh) != 2) { | |
421 | ret = -1; | |
422 | break; | |
423 | } else { | |
424 | range[0] = g_variant_new_double(dlow); | |
425 | range[1] = g_variant_new_double(dhigh); | |
426 | src->data = g_variant_new_tuple(range, 2); | |
427 | } | |
428 | break; | |
ad54a1a6 BV |
429 | default: |
430 | ret = -1; | |
431 | } | |
432 | ||
433 | return ret; | |
434 | } | |
435 | ||
436 | int set_dev_options(struct sr_dev_inst *sdi, GHashTable *args) | |
437 | { | |
438 | struct sr_config src; | |
ca50f4b3 | 439 | struct sr_channel_group *cg; |
ad54a1a6 BV |
440 | GHashTableIter iter; |
441 | gpointer key, value; | |
442 | int ret; | |
443 | ||
444 | g_hash_table_iter_init(&iter, args); | |
445 | while (g_hash_table_iter_next(&iter, &key, &value)) { | |
446 | if ((ret = opt_to_gvar(key, value, &src)) != 0) | |
447 | return ret; | |
ca50f4b3 UH |
448 | cg = select_channel_group(sdi); |
449 | ret = sr_config_set(sdi, cg, src.key, src.data); | |
2be182e6 BV |
450 | if (ret != SR_OK) { |
451 | g_critical("Failed to set device option '%s'.", (char *)key); | |
452 | return ret; | |
453 | } | |
454 | } | |
455 | ||
456 | return SR_OK; | |
457 | } | |
458 | ||
459 | void run_session(void) | |
460 | { | |
ac3dcd3e | 461 | GSList *devices, *real_devices, *sd; |
2be182e6 BV |
462 | GHashTable *devargs; |
463 | GVariant *gvar; | |
4bf77ec6 BV |
464 | struct sr_session *session; |
465 | struct sr_trigger *trigger; | |
2be182e6 | 466 | struct sr_dev_inst *sdi; |
02c65935 | 467 | uint64_t min_samples, max_samples; |
ac3dcd3e PZ |
468 | gsize n_elements, i; |
469 | const uint32_t *dev_opts; | |
470 | int is_demo_dev; | |
2be182e6 BV |
471 | |
472 | devices = device_scan(); | |
473 | if (!devices) { | |
474 | g_critical("No devices found."); | |
475 | return; | |
476 | } | |
ac3dcd3e PZ |
477 | |
478 | real_devices = NULL; | |
479 | for (sd = devices; sd; sd = sd->next) { | |
480 | sdi = sd->data; | |
481 | ||
482 | if (sr_config_list(sdi->driver, sdi, NULL, SR_CONF_DEVICE_OPTIONS, &gvar) != SR_OK) { | |
483 | g_critical("Failed to query sr_config_list(SR_CONF_DEVICE_OPTIONS)."); | |
484 | return; | |
485 | } | |
486 | ||
487 | dev_opts = g_variant_get_fixed_array(gvar, &n_elements, sizeof(uint32_t)); | |
488 | ||
489 | is_demo_dev = 0; | |
490 | for (i = 0; i < n_elements; i++) { | |
491 | if (dev_opts[i] == SR_CONF_DEMO_DEV) | |
492 | is_demo_dev = 1; | |
493 | } | |
494 | ||
495 | g_variant_unref(gvar); | |
496 | ||
497 | if (!is_demo_dev) | |
498 | real_devices = g_slist_append(real_devices, sdi); | |
499 | } | |
500 | ||
2be182e6 | 501 | if (g_slist_length(devices) > 1) { |
ac3dcd3e PZ |
502 | if (g_slist_length(real_devices) != 1) { |
503 | g_critical("sigrok-cli only supports one device for capturing."); | |
504 | return; | |
505 | } else { | |
506 | /* We only have one non-demo device. */ | |
507 | g_slist_free(devices); | |
508 | devices = real_devices; | |
509 | real_devices = NULL; | |
510 | } | |
2be182e6 | 511 | } |
ac3dcd3e | 512 | |
2be182e6 | 513 | sdi = devices->data; |
b4eece7c | 514 | g_slist_free(devices); |
ac3dcd3e | 515 | g_slist_free(real_devices); |
2be182e6 | 516 | |
4bf77ec6 BV |
517 | sr_session_new(&session); |
518 | sr_session_datafeed_callback_add(session, datafeed_in, NULL); | |
2be182e6 BV |
519 | |
520 | if (sr_dev_open(sdi) != SR_OK) { | |
521 | g_critical("Failed to open device."); | |
522 | return; | |
523 | } | |
524 | ||
4bf77ec6 | 525 | if (sr_session_dev_add(session, sdi) != SR_OK) { |
2be182e6 | 526 | g_critical("Failed to add device to session."); |
4bf77ec6 | 527 | sr_session_destroy(session); |
2be182e6 BV |
528 | return; |
529 | } | |
530 | ||
531 | if (opt_config) { | |
532 | if ((devargs = parse_generic_arg(opt_config, FALSE))) { | |
533 | if (set_dev_options(sdi, devargs) != SR_OK) | |
534 | return; | |
535 | g_hash_table_destroy(devargs); | |
536 | } | |
537 | } | |
538 | ||
029d73fe UH |
539 | if (select_channels(sdi) != SR_OK) { |
540 | g_critical("Failed to set channels."); | |
4bf77ec6 | 541 | sr_session_destroy(session); |
2be182e6 BV |
542 | return; |
543 | } | |
544 | ||
545 | if (opt_triggers) { | |
4bf77ec6 BV |
546 | if (!parse_triggerstring(sdi, opt_triggers, &trigger)) { |
547 | sr_session_destroy(session); | |
548 | return; | |
549 | } | |
550 | if (sr_session_trigger_set(session, trigger) != SR_OK) { | |
551 | sr_session_destroy(session); | |
2be182e6 BV |
552 | return; |
553 | } | |
2be182e6 BV |
554 | } |
555 | ||
556 | if (opt_continuous) { | |
557 | if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) { | |
558 | g_critical("This device does not support continuous sampling."); | |
4bf77ec6 | 559 | sr_session_destroy(session); |
2be182e6 BV |
560 | return; |
561 | } | |
562 | } | |
563 | ||
564 | if (opt_time) { | |
565 | if (set_limit_time(sdi) != SR_OK) { | |
4bf77ec6 | 566 | sr_session_destroy(session); |
2be182e6 BV |
567 | return; |
568 | } | |
569 | } | |
570 | ||
571 | if (opt_samples) { | |
572 | if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) { | |
573 | g_critical("Invalid sample limit '%s'.", opt_samples); | |
4bf77ec6 | 574 | sr_session_destroy(session); |
2be182e6 BV |
575 | return; |
576 | } | |
02c65935 BV |
577 | if (sr_config_list(sdi->driver, sdi, NULL, |
578 | SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) { | |
c7a5cb12 BV |
579 | /* The device has no compression, or compression is turned |
580 | * off, and publishes its sample memory size. */ | |
02c65935 | 581 | g_variant_get(gvar, "(tt)", &min_samples, &max_samples); |
be781321 | 582 | g_variant_unref(gvar); |
02c65935 BV |
583 | if (limit_samples < min_samples) { |
584 | g_critical("The device stores at least %"PRIu64 | |
585 | " samples with the current settings.", min_samples); | |
586 | } | |
c7a5cb12 BV |
587 | if (limit_samples > max_samples) { |
588 | g_critical("The device can store only %"PRIu64 | |
589 | " samples with the current settings.", max_samples); | |
590 | } | |
591 | } | |
2be182e6 BV |
592 | gvar = g_variant_new_uint64(limit_samples); |
593 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) { | |
594 | g_critical("Failed to configure sample limit."); | |
4bf77ec6 | 595 | sr_session_destroy(session); |
2be182e6 BV |
596 | return; |
597 | } | |
598 | } | |
599 | ||
600 | if (opt_frames) { | |
601 | if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) { | |
602 | g_critical("Invalid sample limit '%s'.", opt_samples); | |
4bf77ec6 | 603 | sr_session_destroy(session); |
2be182e6 BV |
604 | return; |
605 | } | |
606 | gvar = g_variant_new_uint64(limit_frames); | |
607 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) { | |
608 | g_critical("Failed to configure frame limit."); | |
4bf77ec6 | 609 | sr_session_destroy(session); |
2be182e6 BV |
610 | return; |
611 | } | |
612 | } | |
613 | ||
4bf77ec6 | 614 | if (sr_session_start(session) != SR_OK) { |
2be182e6 | 615 | g_critical("Failed to start session."); |
4bf77ec6 | 616 | sr_session_destroy(session); |
2be182e6 BV |
617 | return; |
618 | } | |
619 | ||
620 | if (opt_continuous) | |
4bf77ec6 | 621 | add_anykey(session); |
2be182e6 | 622 | |
4bf77ec6 | 623 | sr_session_run(session); |
2be182e6 BV |
624 | |
625 | if (opt_continuous) | |
626 | clear_anykey(); | |
627 | ||
4bf77ec6 BV |
628 | sr_session_datafeed_callback_remove_all(session); |
629 | sr_session_destroy(session); | |
2be182e6 BV |
630 | |
631 | } | |
632 | ||
4bf77ec6 BV |
633 | void save_chunk_logic(struct sr_session *session, uint8_t *data, |
634 | uint64_t data_len, int unitsize) | |
6ea663a7 BV |
635 | { |
636 | static uint8_t *buf = NULL; | |
637 | static int buf_len = 0; | |
638 | static int last_unitsize = 0; | |
639 | int max; | |
640 | ||
641 | if (!buf) | |
642 | buf = g_malloc(SAVE_CHUNK_SIZE); | |
643 | ||
64c74f25 BV |
644 | while (data_len > SAVE_CHUNK_SIZE) { |
645 | save_chunk_logic(session, data, SAVE_CHUNK_SIZE, unitsize); | |
646 | data += SAVE_CHUNK_SIZE; | |
647 | data_len -= SAVE_CHUNK_SIZE; | |
648 | } | |
649 | ||
6ea663a7 BV |
650 | if (buf_len + data_len > SAVE_CHUNK_SIZE) { |
651 | max = (SAVE_CHUNK_SIZE - buf_len) / unitsize * unitsize; | |
652 | memcpy(buf + buf_len, data, max); | |
4bf77ec6 | 653 | sr_session_append(session, opt_output_file, buf, unitsize, |
6ea663a7 BV |
654 | (buf_len + max) / unitsize); |
655 | memcpy(buf, data + max, data_len - max); | |
656 | buf_len = data_len - max; | |
efe1b57d | 657 | } else if (data_len == 0 && last_unitsize != 0) { |
6ea663a7 | 658 | /* End of data, flush the buffer out. */ |
4bf77ec6 | 659 | sr_session_append(session, opt_output_file, buf, last_unitsize, |
6ea663a7 BV |
660 | buf_len / last_unitsize); |
661 | } else { | |
662 | /* Buffer chunk. */ | |
663 | memcpy(buf + buf_len, data, data_len); | |
664 | buf_len += data_len; | |
665 | } | |
666 | last_unitsize = unitsize; | |
667 | ||
668 | } |