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fbd226c3 BV |
1 | /* |
2 | * This file is part of the libsigrokdecode 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 | #include "../libsigrokdecode.h" | |
21 | #include <libsigrok/libsigrok.h> | |
22 | #include <stdlib.h> | |
23 | #include <stdio.h> | |
24 | #include <stdarg.h> | |
25 | #include <unistd.h> | |
26 | #include <errno.h> | |
27 | #include <sys/types.h> | |
28 | #include <sys/stat.h> | |
29 | #include <fcntl.h> | |
30 | #include <time.h> | |
31 | #include <sys/time.h> | |
32 | #include <sys/resource.h> | |
33 | #include <glib.h> | |
34 | #ifdef __LINUX__ | |
35 | #include <sched.h> | |
36 | #endif | |
37 | #include "../config.h" | |
38 | ||
39 | ||
40 | int debug = FALSE; | |
41 | int statistics = FALSE; | |
42 | ||
43 | struct probe { | |
44 | char *name; | |
45 | int probe; | |
46 | }; | |
47 | ||
48 | struct option { | |
49 | char *key; | |
50 | char *value; | |
51 | }; | |
52 | ||
53 | struct pd { | |
54 | char *name; | |
55 | GSList *probes; | |
56 | GSList *options; | |
57 | }; | |
58 | ||
59 | struct output { | |
60 | char *pd; | |
61 | int type; | |
62 | char *class; | |
63 | int class_idx; | |
64 | char *outfile; | |
65 | int outfd; | |
66 | }; | |
67 | ||
68 | ||
69 | void logmsg(char *prefix, FILE *out, const char *format, va_list args) | |
70 | { | |
71 | if (prefix) | |
72 | fprintf(out, "%s", prefix); | |
73 | vfprintf(out, format, args); | |
74 | fprintf(out, "\n"); | |
75 | } | |
76 | ||
77 | void DBG(const char *format, ...) | |
78 | { | |
79 | va_list args; | |
80 | ||
81 | if (!debug) | |
82 | return; | |
83 | va_start(args, format); | |
84 | logmsg("DBG: ", stdout, format, args); | |
85 | va_end(args); | |
86 | } | |
87 | ||
88 | void ERR(const char *format, ...) | |
89 | { | |
90 | va_list args; | |
91 | ||
92 | va_start(args, format); | |
93 | logmsg("Error: ", stderr, format, args); | |
94 | va_end(args); | |
95 | } | |
96 | ||
caa4b2cc BV |
97 | int sr_log(void *cb_data, int loglevel, const char *format, va_list args) |
98 | { | |
99 | (void)cb_data; | |
100 | ||
101 | if (loglevel == SR_LOG_ERR || loglevel == SR_LOG_WARN) | |
102 | logmsg("Error: sr: ", stderr, format, args); | |
103 | else if (debug) | |
104 | logmsg("DBG: sr: ", stdout, format, args); | |
105 | ||
106 | return SRD_OK; | |
107 | } | |
108 | ||
fbd226c3 BV |
109 | int srd_log(void *cb_data, int loglevel, const char *format, va_list args) |
110 | { | |
111 | (void)cb_data; | |
112 | ||
113 | if (loglevel == SRD_LOG_ERR || loglevel == SRD_LOG_WARN) | |
114 | logmsg("Error: srd: ", stderr, format, args); | |
caa4b2cc | 115 | else if (debug) |
fbd226c3 BV |
116 | logmsg("DBG: srd: ", stdout, format, args); |
117 | ||
118 | return SRD_OK; | |
119 | } | |
120 | ||
121 | void usage(char *msg) | |
122 | { | |
123 | if (msg) | |
124 | fprintf(stderr, "%s\n", msg); | |
125 | ||
fbd226c3 BV |
126 | printf("Usage: runtc [-dPpoiOf]\n"); |
127 | printf(" -d Debug\n"); | |
128 | printf(" -P <protocol decoder>\n"); | |
129 | printf(" -p <probename=probenum> (optional)\n"); | |
130 | printf(" -o <probeoption=value> (optional)\n"); | |
131 | printf(" -i <input file>\n"); | |
132 | printf(" -O <output-pd:output-type[:output-class]>\n"); | |
133 | printf(" -f <output file> (optional)\n"); | |
134 | exit(msg ? 1 : 0); | |
135 | ||
136 | } | |
137 | ||
b7e15e0e BV |
138 | /* This is a neutered version of libsigrokdecode's py_str_as_str(). It |
139 | * does no error checking, but then the only strings it processes are | |
140 | * generated by Python's repr(), so are known good. */ | |
141 | char *py_str_as_str(const PyObject *py_str) | |
142 | { | |
143 | PyObject *py_encstr; | |
144 | char *str, *outstr; | |
145 | ||
146 | py_encstr = PyUnicode_AsEncodedString((PyObject *)py_str, "utf-8", NULL); | |
147 | str = PyBytes_AS_STRING(py_encstr); | |
148 | outstr = g_strdup(str); | |
149 | Py_DecRef(py_encstr); | |
150 | ||
151 | return outstr; | |
152 | } | |
153 | ||
154 | static void srd_cb_py(struct srd_proto_data *pdata, void *cb_data) | |
d7d693b5 | 155 | { |
d7d693b5 | 156 | struct output *op; |
b7e15e0e BV |
157 | PyObject *pydata, *pyrepr; |
158 | GString *out; | |
159 | char *s; | |
d7d693b5 | 160 | |
b7e15e0e | 161 | DBG("Python output from %s", pdata->pdo->di->inst_id); |
d7d693b5 | 162 | op = cb_data; |
b7e15e0e BV |
163 | pydata = pdata->data; |
164 | DBG("ptr %p", pydata); | |
165 | ||
166 | if (strcmp(pdata->pdo->di->inst_id, op->pd)) | |
167 | /* This is not the PD selected for output. */ | |
168 | return; | |
169 | ||
170 | if (!(pyrepr = PyObject_Repr(pydata))) { | |
171 | ERR("Invalid Python object."); | |
d7d693b5 | 172 | return; |
b7e15e0e BV |
173 | } |
174 | s = py_str_as_str(pyrepr); | |
175 | Py_DecRef(pyrepr); | |
176 | ||
177 | /* Output format for testing is '<ss>-<es> <inst-id>: <repr>\n' */ | |
178 | out = g_string_sized_new(128); | |
179 | g_string_printf(out, "%"PRIu64"-%"PRIu64" %s: %s\n", | |
180 | pdata->start_sample, pdata->end_sample, | |
181 | pdata->pdo->di->inst_id, s); | |
182 | g_free(s); | |
183 | if (write(op->outfd, out->str, out->len) == -1) | |
184 | ERR("SRD_OUTPUT_PYTHON callback write failure!"); | |
185 | DBG("wrote '%s'", out->str); | |
186 | g_string_free(out, TRUE); | |
187 | ||
188 | } | |
189 | ||
190 | static void srd_cb_bin(struct srd_proto_data *pdata, void *cb_data) | |
191 | { | |
192 | struct srd_proto_data_binary *pdb; | |
193 | struct output *op; | |
d7d693b5 BV |
194 | |
195 | DBG("Binary output from %s", pdata->pdo->di->inst_id); | |
b7e15e0e | 196 | op = cb_data; |
d7d693b5 BV |
197 | pdb = pdata->data; |
198 | ||
199 | if (strcmp(pdata->pdo->di->inst_id, op->pd)) | |
200 | /* This is not the PD selected for output. */ | |
201 | return; | |
202 | ||
203 | if (op->class_idx != -1 && op->class_idx != pdb->bin_class) | |
204 | /* | |
205 | * This output takes a specific binary class, | |
206 | * but not the one that just came in. | |
207 | */ | |
208 | return; | |
209 | ||
210 | if (write(op->outfd, pdb->data, pdb->size) == -1) | |
b7e15e0e | 211 | ERR("SRD_OUTPUT_BINARY callback write failure!"); |
d7d693b5 BV |
212 | |
213 | } | |
214 | ||
fbd226c3 BV |
215 | static void srd_cb_ann(struct srd_proto_data *pdata, void *cb_data) |
216 | { | |
217 | struct srd_decoder *dec; | |
218 | struct srd_proto_data_annotation *pda; | |
219 | struct output *op; | |
220 | GString *line; | |
221 | int i; | |
222 | char **dec_ann; | |
223 | ||
d7d693b5 | 224 | DBG("Annotation output from %s", pdata->pdo->di->inst_id); |
b7e15e0e | 225 | op = cb_data; |
fbd226c3 BV |
226 | pda = pdata->data; |
227 | dec = pdata->pdo->di->decoder; | |
fbd226c3 BV |
228 | if (strcmp(pdata->pdo->di->inst_id, op->pd)) |
229 | /* This is not the PD selected for output. */ | |
230 | return; | |
231 | ||
232 | if (op->class_idx != -1 && op->class_idx != pda->ann_format) | |
d7d693b5 BV |
233 | /* |
234 | * This output takes a specific annotation class, | |
235 | * but not the one that just came in. | |
236 | */ | |
fbd226c3 BV |
237 | return; |
238 | ||
239 | dec_ann = g_slist_nth_data(dec->annotations, pda->ann_format); | |
240 | line = g_string_sized_new(256); | |
241 | g_string_printf(line, "%"PRIu64"-%"PRIu64" %s: %s:", | |
242 | pdata->start_sample, pdata->end_sample, | |
243 | pdata->pdo->di->inst_id, dec_ann[0]); | |
244 | for (i = 0; pda->ann_text[i]; i++) | |
245 | g_string_append_printf(line, " \"%s\"", pda->ann_text[i]); | |
246 | g_string_append(line, "\n"); | |
247 | if (write(op->outfd, line->str, line->len) == -1) | |
b7e15e0e | 248 | ERR("SRD_OUTPUT_ANN callback write failure!"); |
fbd226c3 BV |
249 | g_string_free(line, TRUE); |
250 | ||
251 | } | |
252 | ||
253 | static void sr_cb(const struct sr_dev_inst *sdi, | |
254 | const struct sr_datafeed_packet *packet, void *cb_data) | |
255 | { | |
256 | const struct sr_datafeed_logic *logic; | |
257 | struct srd_session *sess; | |
258 | GVariant *gvar; | |
259 | uint64_t samplerate; | |
260 | int num_samples; | |
261 | static int samplecnt = 0; | |
262 | ||
263 | sess = cb_data; | |
264 | ||
265 | switch (packet->type) { | |
266 | case SR_DF_HEADER: | |
267 | DBG("Received SR_DF_HEADER"); | |
268 | if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_SAMPLERATE, | |
269 | &gvar) != SR_OK) { | |
270 | ERR("Getting samplerate failed"); | |
271 | break; | |
272 | } | |
273 | samplerate = g_variant_get_uint64(gvar); | |
274 | g_variant_unref(gvar); | |
275 | if (srd_session_metadata_set(sess, SRD_CONF_SAMPLERATE, | |
276 | g_variant_new_uint64(samplerate)) != SRD_OK) { | |
277 | ERR("Setting samplerate failed"); | |
278 | break; | |
279 | } | |
280 | if (srd_session_start(sess) != SRD_OK) { | |
281 | ERR("Session start failed"); | |
282 | break; | |
283 | } | |
284 | break; | |
285 | case SR_DF_LOGIC: | |
286 | logic = packet->payload; | |
287 | num_samples = logic->length / logic->unitsize; | |
288 | DBG("Received SR_DF_LOGIC: %d samples", num_samples); | |
289 | srd_session_send(sess, samplecnt, samplecnt + num_samples, | |
290 | logic->data, logic->length); | |
291 | samplecnt += logic->length / logic->unitsize; | |
292 | break; | |
293 | case SR_DF_END: | |
294 | DBG("Received SR_DF_END"); | |
295 | break; | |
296 | } | |
297 | ||
298 | } | |
299 | ||
300 | int get_stats(int stats[2]) | |
301 | { | |
302 | FILE *f; | |
303 | size_t len; | |
304 | int tmp; | |
305 | char *buf; | |
306 | ||
307 | stats[0] = stats[1] = -1; | |
308 | if (!(f = fopen("/proc/self/status", "r"))) | |
309 | return FALSE; | |
310 | len = 128; | |
311 | buf = malloc(len); | |
312 | while (getline(&buf, &len, f) != -1) { | |
313 | if (strcasestr(buf, "vmpeak:")) { | |
314 | stats[0] = strtoul(buf + 10, NULL, 10); | |
315 | } else if (strcasestr(buf, "vmsize:")) { | |
316 | tmp = strtoul(buf + 10, NULL, 10); | |
317 | if (tmp > stats[0]) | |
318 | stats[0] = tmp; | |
319 | } else if (strcasestr(buf, "vmhwm:")) { | |
320 | stats[1] = strtoul(buf + 6, NULL, 10); | |
321 | } else if (strcasestr(buf, "vmrss:")) { | |
322 | tmp = strtoul(buf + 10, NULL, 10); | |
323 | if (tmp > stats[0]) | |
324 | stats[0] = tmp; | |
325 | } | |
326 | } | |
327 | free(buf); | |
328 | fclose(f); | |
329 | ||
330 | return TRUE; | |
331 | } | |
332 | ||
333 | static int run_testcase(char *infile, GSList *pdlist, struct output *op) | |
334 | { | |
335 | struct srd_session *sess; | |
336 | struct srd_decoder *dec; | |
337 | struct srd_decoder_inst *di, *prev_di; | |
b7e15e0e | 338 | srd_pd_output_callback_t cb; |
fbd226c3 BV |
339 | struct pd *pd; |
340 | struct probe *probe; | |
341 | struct option *option; | |
342 | GVariant *gvar; | |
343 | GHashTable *probes, *opts; | |
6b85745a | 344 | GSList *pdl, *l; |
fbd226c3 | 345 | int idx; |
6b85745a | 346 | char **decoder_class; |
fbd226c3 BV |
347 | |
348 | if (op->outfile) { | |
349 | if ((op->outfd = open(op->outfile, O_CREAT|O_WRONLY, 0600)) == -1) { | |
350 | ERR("Unable to open %s for writing: %s", op->outfile, | |
351 | strerror(errno)); | |
352 | return FALSE; | |
353 | } | |
354 | } | |
355 | ||
356 | if (sr_session_load(infile) != SR_OK) | |
357 | return FALSE; | |
358 | ||
359 | if (srd_session_new(&sess) != SRD_OK) | |
360 | return FALSE; | |
361 | sr_session_datafeed_callback_add(sr_cb, sess); | |
b7e15e0e BV |
362 | switch (op->type) { |
363 | case SRD_OUTPUT_ANN: | |
364 | cb = srd_cb_ann; | |
365 | break; | |
366 | case SRD_OUTPUT_BINARY: | |
367 | cb = srd_cb_bin; | |
368 | break; | |
369 | case SRD_OUTPUT_PYTHON: | |
370 | cb = srd_cb_py; | |
371 | break; | |
372 | default: | |
373 | return FALSE; | |
374 | } | |
375 | srd_pd_output_callback_add(sess, op->type, cb, op); | |
fbd226c3 BV |
376 | |
377 | prev_di = NULL; | |
378 | pd = NULL; | |
379 | for (pdl = pdlist; pdl; pdl = pdl->next) { | |
380 | pd = pdl->data; | |
381 | if (srd_decoder_load(pd->name) != SRD_OK) | |
382 | return FALSE; | |
383 | ||
384 | /* Instantiate decoder and pass in options. */ | |
385 | opts = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, | |
386 | (GDestroyNotify)g_variant_unref); | |
387 | for (l = pd->options; l; l = l->next) { | |
388 | option = l->data; | |
389 | g_hash_table_insert(opts, option->key, option->value); | |
390 | } | |
391 | if (!(di = srd_inst_new(sess, pd->name, opts))) | |
392 | return FALSE; | |
393 | g_hash_table_destroy(opts); | |
394 | ||
395 | /* Map probes. */ | |
396 | if (pd->probes) { | |
397 | probes = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, | |
398 | (GDestroyNotify)g_variant_unref); | |
399 | for (l = pd->probes; l; l = l->next) { | |
400 | probe = l->data; | |
401 | gvar = g_variant_new_int32(probe->probe); | |
402 | g_variant_ref_sink(gvar); | |
403 | g_hash_table_insert(probes, probe->name, gvar); | |
404 | } | |
405 | if (srd_inst_probe_set_all(di, probes) != SRD_OK) | |
406 | return FALSE; | |
407 | g_hash_table_destroy(probes); | |
408 | } | |
409 | ||
fbd226c3 BV |
410 | /* If this is not the first decoder in the list, stack it |
411 | * on top of the previous one. */ | |
412 | if (prev_di) { | |
413 | if (srd_inst_stack(sess, prev_di, di) != SRD_OK) { | |
414 | ERR("Failed to stack decoder instances."); | |
415 | return FALSE; | |
416 | } | |
417 | } | |
418 | prev_di = di; | |
419 | } | |
420 | ||
421 | /* Resolve top decoder's class index, so we can match. */ | |
422 | dec = srd_decoder_get_by_id(pd->name); | |
423 | if (op->class) { | |
424 | if (op->type == SRD_OUTPUT_ANN) | |
6b85745a | 425 | l = dec->annotations; |
fbd226c3 | 426 | else if (op->type == SRD_OUTPUT_BINARY) |
6b85745a | 427 | l = dec->binary; |
fbd226c3 | 428 | else |
b7e15e0e | 429 | /* Only annotations and binary can have a class. */ |
fbd226c3 BV |
430 | return FALSE; |
431 | idx = 0; | |
6b85745a BV |
432 | while(l) { |
433 | decoder_class = l->data; | |
434 | if (!strcmp(decoder_class[0], op->class)) { | |
fbd226c3 BV |
435 | op->class_idx = idx; |
436 | break; | |
437 | } else | |
438 | idx++; | |
6b85745a | 439 | l = l->next; |
fbd226c3 BV |
440 | } |
441 | if (op->class_idx == -1) { | |
442 | ERR("Output class '%s' not found in decoder %s.", | |
443 | op->class, pd->name); | |
444 | return FALSE; | |
d7d693b5 BV |
445 | } else |
446 | DBG("Class %s index is %d", op->class, op->class_idx); | |
fbd226c3 BV |
447 | } |
448 | ||
449 | sr_session_start(); | |
450 | sr_session_run(); | |
451 | sr_session_stop(); | |
452 | ||
453 | srd_session_destroy(sess); | |
454 | ||
455 | if (op->outfile) | |
456 | close(op->outfd); | |
457 | ||
458 | return TRUE; | |
459 | } | |
460 | ||
461 | int main(int argc, char **argv) | |
462 | { | |
463 | struct sr_context *ctx; | |
464 | GSList *pdlist; | |
465 | struct pd *pd; | |
466 | struct probe *probe; | |
467 | struct option *option; | |
468 | struct output *op; | |
932606db | 469 | int ret; |
fbd226c3 BV |
470 | char c, *opt_infile, **kv, **opstr; |
471 | ||
472 | op = malloc(sizeof(struct output)); | |
473 | op->pd = NULL; | |
474 | op->type = -1; | |
475 | op->class = NULL; | |
476 | op->class_idx = -1; | |
477 | op->outfd = 1; | |
478 | ||
479 | pdlist = NULL; | |
480 | opt_infile = NULL; | |
481 | pd = NULL; | |
482 | while((c = getopt(argc, argv, "dP:p:o:i:O:f:S")) != -1) { | |
483 | switch(c) { | |
484 | case 'd': | |
485 | debug = TRUE; | |
486 | break; | |
487 | case 'P': | |
488 | pd = g_malloc(sizeof(struct pd)); | |
489 | pd->name = g_strdup(optarg); | |
490 | pd->probes = pd->options = NULL; | |
491 | pdlist = g_slist_append(pdlist, pd); | |
492 | break; | |
493 | case 'p': | |
494 | case 'o': | |
495 | if (g_slist_length(pdlist) == 0) { | |
496 | /* No previous -P. */ | |
497 | ERR("Syntax error at '%s'", optarg); | |
498 | usage(NULL); | |
499 | } | |
500 | kv = g_strsplit(optarg, "=", 0); | |
501 | if (!kv[0] || (!kv[1] || kv[2])) { | |
502 | /* Need x=y. */ | |
503 | ERR("Syntax error at '%s'", optarg); | |
504 | g_strfreev(kv); | |
505 | usage(NULL); | |
506 | } | |
507 | if (c == 'p') { | |
508 | probe = malloc(sizeof(struct probe)); | |
509 | probe->name = g_strdup(kv[0]); | |
510 | probe->probe = strtoul(kv[1], 0, 10); | |
511 | /* Apply to last PD. */ | |
512 | pd->probes = g_slist_append(pd->probes, probe); | |
513 | } else { | |
514 | option = malloc(sizeof(struct option)); | |
515 | option->key = g_strdup(kv[0]); | |
516 | option->value = g_strdup(kv[1]); | |
517 | /* Apply to last PD. */ | |
518 | pd->options = g_slist_append(pd->options, option); | |
519 | } | |
520 | break; | |
521 | case 'i': | |
522 | opt_infile = optarg; | |
523 | break; | |
524 | case 'O': | |
525 | opstr = g_strsplit(optarg, ":", 0); | |
526 | if (!opstr[0] || !opstr[1]) { | |
527 | /* Need at least abc:def. */ | |
528 | ERR("Syntax error at '%s'", optarg); | |
529 | g_strfreev(opstr); | |
530 | usage(NULL); | |
531 | } | |
532 | op->pd = g_strdup(opstr[0]); | |
533 | if (!strcmp(opstr[1], "annotation")) | |
534 | op->type = SRD_OUTPUT_ANN; | |
535 | else if (!strcmp(opstr[1], "binary")) | |
536 | op->type = SRD_OUTPUT_BINARY; | |
537 | else if (!strcmp(opstr[1], "python")) | |
538 | op->type = SRD_OUTPUT_PYTHON; | |
539 | else { | |
540 | ERR("Unknown output type '%s'", opstr[1]); | |
541 | g_strfreev(opstr); | |
542 | usage(NULL); | |
543 | } | |
544 | if (opstr[2]) | |
545 | op->class = g_strdup(opstr[2]); | |
546 | g_strfreev(opstr); | |
547 | break; | |
548 | case 'f': | |
549 | op->outfile = g_strdup(optarg); | |
550 | op->outfd = -1; | |
551 | break; | |
552 | case 'S': | |
553 | statistics = TRUE; | |
554 | break; | |
555 | default: | |
556 | usage(NULL); | |
557 | } | |
558 | } | |
559 | if (argc > optind) | |
560 | usage(NULL); | |
561 | if (g_slist_length(pdlist) == 0) | |
562 | usage(NULL); | |
563 | if (!opt_infile) | |
564 | usage(NULL); | |
565 | if (!op->pd || op->type == -1) | |
566 | usage(NULL); | |
567 | ||
caa4b2cc | 568 | sr_log_callback_set(sr_log, NULL); |
fbd226c3 BV |
569 | if (sr_init(&ctx) != SR_OK) |
570 | return 1; | |
571 | ||
572 | srd_log_callback_set(srd_log, NULL); | |
b7482381 | 573 | if (srd_init(DECODERS_DIR) != SRD_OK) |
fbd226c3 BV |
574 | return 1; |
575 | ||
932606db BV |
576 | ret = 0; |
577 | if (!run_testcase(opt_infile, pdlist, op)) | |
578 | ret = 1; | |
fbd226c3 BV |
579 | |
580 | srd_exit(); | |
581 | sr_exit(ctx); | |
582 | ||
932606db | 583 | return ret; |
fbd226c3 BV |
584 | } |
585 | ||
586 |