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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 | ||
97 | int srd_log(void *cb_data, int loglevel, const char *format, va_list args) | |
98 | { | |
99 | (void)cb_data; | |
100 | ||
101 | if (loglevel == SRD_LOG_ERR || loglevel == SRD_LOG_WARN) | |
102 | logmsg("Error: srd: ", stderr, format, args); | |
103 | else if (loglevel >= SRD_LOG_DBG && debug) | |
104 | logmsg("DBG: srd: ", stdout, format, args); | |
105 | ||
106 | return SRD_OK; | |
107 | } | |
108 | ||
109 | void usage(char *msg) | |
110 | { | |
111 | if (msg) | |
112 | fprintf(stderr, "%s\n", msg); | |
113 | ||
114 | //while((c = getopt(argc, argv, "dP:p:o:i:O:f:S")) != -1) { | |
115 | printf("Usage: runtc [-dPpoiOf]\n"); | |
116 | printf(" -d Debug\n"); | |
117 | printf(" -P <protocol decoder>\n"); | |
118 | printf(" -p <probename=probenum> (optional)\n"); | |
119 | printf(" -o <probeoption=value> (optional)\n"); | |
120 | printf(" -i <input file>\n"); | |
121 | printf(" -O <output-pd:output-type[:output-class]>\n"); | |
122 | printf(" -f <output file> (optional)\n"); | |
123 | exit(msg ? 1 : 0); | |
124 | ||
125 | } | |
126 | ||
127 | static void srd_cb_ann(struct srd_proto_data *pdata, void *cb_data) | |
128 | { | |
129 | struct srd_decoder *dec; | |
130 | struct srd_proto_data_annotation *pda; | |
131 | struct output *op; | |
132 | GString *line; | |
133 | int i; | |
134 | char **dec_ann; | |
135 | ||
136 | DBG("Annotation from %s", pdata->pdo->di->inst_id); | |
137 | op = cb_data; | |
138 | pda = pdata->data; | |
139 | dec = pdata->pdo->di->decoder; | |
140 | ||
141 | if (strcmp(pdata->pdo->di->inst_id, op->pd)) | |
142 | /* This is not the PD selected for output. */ | |
143 | return; | |
144 | ||
145 | if (op->class_idx != -1 && op->class_idx != pda->ann_format) | |
146 | /* This output takes a specific annotation class, | |
147 | * but not the one that just came in. */ | |
148 | return; | |
149 | ||
150 | dec_ann = g_slist_nth_data(dec->annotations, pda->ann_format); | |
151 | line = g_string_sized_new(256); | |
152 | g_string_printf(line, "%"PRIu64"-%"PRIu64" %s: %s:", | |
153 | pdata->start_sample, pdata->end_sample, | |
154 | pdata->pdo->di->inst_id, dec_ann[0]); | |
155 | for (i = 0; pda->ann_text[i]; i++) | |
156 | g_string_append_printf(line, " \"%s\"", pda->ann_text[i]); | |
157 | g_string_append(line, "\n"); | |
158 | if (write(op->outfd, line->str, line->len) == -1) | |
159 | ERR("Oops!"); | |
160 | g_string_free(line, TRUE); | |
161 | ||
162 | } | |
163 | ||
164 | static void sr_cb(const struct sr_dev_inst *sdi, | |
165 | const struct sr_datafeed_packet *packet, void *cb_data) | |
166 | { | |
167 | const struct sr_datafeed_logic *logic; | |
168 | struct srd_session *sess; | |
169 | GVariant *gvar; | |
170 | uint64_t samplerate; | |
171 | int num_samples; | |
172 | static int samplecnt = 0; | |
173 | ||
174 | sess = cb_data; | |
175 | ||
176 | switch (packet->type) { | |
177 | case SR_DF_HEADER: | |
178 | DBG("Received SR_DF_HEADER"); | |
179 | if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_SAMPLERATE, | |
180 | &gvar) != SR_OK) { | |
181 | ERR("Getting samplerate failed"); | |
182 | break; | |
183 | } | |
184 | samplerate = g_variant_get_uint64(gvar); | |
185 | g_variant_unref(gvar); | |
186 | if (srd_session_metadata_set(sess, SRD_CONF_SAMPLERATE, | |
187 | g_variant_new_uint64(samplerate)) != SRD_OK) { | |
188 | ERR("Setting samplerate failed"); | |
189 | break; | |
190 | } | |
191 | if (srd_session_start(sess) != SRD_OK) { | |
192 | ERR("Session start failed"); | |
193 | break; | |
194 | } | |
195 | break; | |
196 | case SR_DF_LOGIC: | |
197 | logic = packet->payload; | |
198 | num_samples = logic->length / logic->unitsize; | |
199 | DBG("Received SR_DF_LOGIC: %d samples", num_samples); | |
200 | srd_session_send(sess, samplecnt, samplecnt + num_samples, | |
201 | logic->data, logic->length); | |
202 | samplecnt += logic->length / logic->unitsize; | |
203 | break; | |
204 | case SR_DF_END: | |
205 | DBG("Received SR_DF_END"); | |
206 | break; | |
207 | } | |
208 | ||
209 | } | |
210 | ||
211 | int get_stats(int stats[2]) | |
212 | { | |
213 | FILE *f; | |
214 | size_t len; | |
215 | int tmp; | |
216 | char *buf; | |
217 | ||
218 | stats[0] = stats[1] = -1; | |
219 | if (!(f = fopen("/proc/self/status", "r"))) | |
220 | return FALSE; | |
221 | len = 128; | |
222 | buf = malloc(len); | |
223 | while (getline(&buf, &len, f) != -1) { | |
224 | if (strcasestr(buf, "vmpeak:")) { | |
225 | stats[0] = strtoul(buf + 10, NULL, 10); | |
226 | } else if (strcasestr(buf, "vmsize:")) { | |
227 | tmp = strtoul(buf + 10, NULL, 10); | |
228 | if (tmp > stats[0]) | |
229 | stats[0] = tmp; | |
230 | } else if (strcasestr(buf, "vmhwm:")) { | |
231 | stats[1] = strtoul(buf + 6, NULL, 10); | |
232 | } else if (strcasestr(buf, "vmrss:")) { | |
233 | tmp = strtoul(buf + 10, NULL, 10); | |
234 | if (tmp > stats[0]) | |
235 | stats[0] = tmp; | |
236 | } | |
237 | } | |
238 | free(buf); | |
239 | fclose(f); | |
240 | ||
241 | return TRUE; | |
242 | } | |
243 | ||
244 | static int run_testcase(char *infile, GSList *pdlist, struct output *op) | |
245 | { | |
246 | struct srd_session *sess; | |
247 | struct srd_decoder *dec; | |
248 | struct srd_decoder_inst *di, *prev_di; | |
249 | struct pd *pd; | |
250 | struct probe *probe; | |
251 | struct option *option; | |
252 | GVariant *gvar; | |
253 | GHashTable *probes, *opts; | |
254 | GSList *pdl, *l, *annl; | |
255 | int idx; | |
256 | char **dec_ann; | |
257 | ||
258 | if (op->outfile) { | |
259 | if ((op->outfd = open(op->outfile, O_CREAT|O_WRONLY, 0600)) == -1) { | |
260 | ERR("Unable to open %s for writing: %s", op->outfile, | |
261 | strerror(errno)); | |
262 | return FALSE; | |
263 | } | |
264 | } | |
265 | ||
266 | if (sr_session_load(infile) != SR_OK) | |
267 | return FALSE; | |
268 | ||
269 | if (srd_session_new(&sess) != SRD_OK) | |
270 | return FALSE; | |
271 | sr_session_datafeed_callback_add(sr_cb, sess); | |
272 | srd_pd_output_callback_add(sess, SRD_OUTPUT_ANN, srd_cb_ann, op); | |
273 | ||
274 | prev_di = NULL; | |
275 | pd = NULL; | |
276 | for (pdl = pdlist; pdl; pdl = pdl->next) { | |
277 | pd = pdl->data; | |
278 | if (srd_decoder_load(pd->name) != SRD_OK) | |
279 | return FALSE; | |
280 | ||
281 | /* Instantiate decoder and pass in options. */ | |
282 | opts = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, | |
283 | (GDestroyNotify)g_variant_unref); | |
284 | for (l = pd->options; l; l = l->next) { | |
285 | option = l->data; | |
286 | g_hash_table_insert(opts, option->key, option->value); | |
287 | } | |
288 | if (!(di = srd_inst_new(sess, pd->name, opts))) | |
289 | return FALSE; | |
290 | g_hash_table_destroy(opts); | |
291 | ||
292 | /* Map probes. */ | |
293 | if (pd->probes) { | |
294 | probes = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, | |
295 | (GDestroyNotify)g_variant_unref); | |
296 | for (l = pd->probes; l; l = l->next) { | |
297 | probe = l->data; | |
298 | gvar = g_variant_new_int32(probe->probe); | |
299 | g_variant_ref_sink(gvar); | |
300 | g_hash_table_insert(probes, probe->name, gvar); | |
301 | } | |
302 | if (srd_inst_probe_set_all(di, probes) != SRD_OK) | |
303 | return FALSE; | |
304 | g_hash_table_destroy(probes); | |
305 | } | |
306 | ||
307 | ||
308 | /* If this is not the first decoder in the list, stack it | |
309 | * on top of the previous one. */ | |
310 | if (prev_di) { | |
311 | if (srd_inst_stack(sess, prev_di, di) != SRD_OK) { | |
312 | ERR("Failed to stack decoder instances."); | |
313 | return FALSE; | |
314 | } | |
315 | } | |
316 | prev_di = di; | |
317 | } | |
318 | ||
319 | /* Resolve top decoder's class index, so we can match. */ | |
320 | dec = srd_decoder_get_by_id(pd->name); | |
321 | if (op->class) { | |
322 | if (op->type == SRD_OUTPUT_ANN) | |
323 | annl = dec->annotations; | |
324 | /* TODO can't dereference this for binary yet | |
325 | else if (op->type == SRD_OUTPUT_BINARY) | |
326 | annl = dec->binary; | |
327 | */ | |
328 | else | |
329 | /* Only annotations and binary for now. */ | |
330 | return FALSE; | |
331 | idx = 0; | |
332 | while(annl) { | |
333 | dec_ann = annl->data; | |
334 | /* TODO can't dereference this for binary yet */ | |
335 | if (!strcmp(dec_ann[0], op->class)) { | |
336 | op->class_idx = idx; | |
337 | break; | |
338 | } else | |
339 | idx++; | |
340 | annl = annl->next; | |
341 | } | |
342 | if (op->class_idx == -1) { | |
343 | ERR("Output class '%s' not found in decoder %s.", | |
344 | op->class, pd->name); | |
345 | return FALSE; | |
346 | } | |
347 | } | |
348 | ||
349 | sr_session_start(); | |
350 | sr_session_run(); | |
351 | sr_session_stop(); | |
352 | ||
353 | srd_session_destroy(sess); | |
354 | ||
355 | if (op->outfile) | |
356 | close(op->outfd); | |
357 | ||
358 | return TRUE; | |
359 | } | |
360 | ||
361 | int main(int argc, char **argv) | |
362 | { | |
363 | struct sr_context *ctx; | |
364 | GSList *pdlist; | |
365 | struct pd *pd; | |
366 | struct probe *probe; | |
367 | struct option *option; | |
368 | struct output *op; | |
369 | char c, *opt_infile, **kv, **opstr; | |
370 | ||
371 | op = malloc(sizeof(struct output)); | |
372 | op->pd = NULL; | |
373 | op->type = -1; | |
374 | op->class = NULL; | |
375 | op->class_idx = -1; | |
376 | op->outfd = 1; | |
377 | ||
378 | pdlist = NULL; | |
379 | opt_infile = NULL; | |
380 | pd = NULL; | |
381 | while((c = getopt(argc, argv, "dP:p:o:i:O:f:S")) != -1) { | |
382 | switch(c) { | |
383 | case 'd': | |
384 | debug = TRUE; | |
385 | break; | |
386 | case 'P': | |
387 | pd = g_malloc(sizeof(struct pd)); | |
388 | pd->name = g_strdup(optarg); | |
389 | pd->probes = pd->options = NULL; | |
390 | pdlist = g_slist_append(pdlist, pd); | |
391 | break; | |
392 | case 'p': | |
393 | case 'o': | |
394 | if (g_slist_length(pdlist) == 0) { | |
395 | /* No previous -P. */ | |
396 | ERR("Syntax error at '%s'", optarg); | |
397 | usage(NULL); | |
398 | } | |
399 | kv = g_strsplit(optarg, "=", 0); | |
400 | if (!kv[0] || (!kv[1] || kv[2])) { | |
401 | /* Need x=y. */ | |
402 | ERR("Syntax error at '%s'", optarg); | |
403 | g_strfreev(kv); | |
404 | usage(NULL); | |
405 | } | |
406 | if (c == 'p') { | |
407 | probe = malloc(sizeof(struct probe)); | |
408 | probe->name = g_strdup(kv[0]); | |
409 | probe->probe = strtoul(kv[1], 0, 10); | |
410 | /* Apply to last PD. */ | |
411 | pd->probes = g_slist_append(pd->probes, probe); | |
412 | } else { | |
413 | option = malloc(sizeof(struct option)); | |
414 | option->key = g_strdup(kv[0]); | |
415 | option->value = g_strdup(kv[1]); | |
416 | /* Apply to last PD. */ | |
417 | pd->options = g_slist_append(pd->options, option); | |
418 | } | |
419 | break; | |
420 | case 'i': | |
421 | opt_infile = optarg; | |
422 | break; | |
423 | case 'O': | |
424 | opstr = g_strsplit(optarg, ":", 0); | |
425 | if (!opstr[0] || !opstr[1]) { | |
426 | /* Need at least abc:def. */ | |
427 | ERR("Syntax error at '%s'", optarg); | |
428 | g_strfreev(opstr); | |
429 | usage(NULL); | |
430 | } | |
431 | op->pd = g_strdup(opstr[0]); | |
432 | if (!strcmp(opstr[1], "annotation")) | |
433 | op->type = SRD_OUTPUT_ANN; | |
434 | else if (!strcmp(opstr[1], "binary")) | |
435 | op->type = SRD_OUTPUT_BINARY; | |
436 | else if (!strcmp(opstr[1], "python")) | |
437 | op->type = SRD_OUTPUT_PYTHON; | |
438 | else { | |
439 | ERR("Unknown output type '%s'", opstr[1]); | |
440 | g_strfreev(opstr); | |
441 | usage(NULL); | |
442 | } | |
443 | if (opstr[2]) | |
444 | op->class = g_strdup(opstr[2]); | |
445 | g_strfreev(opstr); | |
446 | break; | |
447 | case 'f': | |
448 | op->outfile = g_strdup(optarg); | |
449 | op->outfd = -1; | |
450 | break; | |
451 | case 'S': | |
452 | statistics = TRUE; | |
453 | break; | |
454 | default: | |
455 | usage(NULL); | |
456 | } | |
457 | } | |
458 | if (argc > optind) | |
459 | usage(NULL); | |
460 | if (g_slist_length(pdlist) == 0) | |
461 | usage(NULL); | |
462 | if (!opt_infile) | |
463 | usage(NULL); | |
464 | if (!op->pd || op->type == -1) | |
465 | usage(NULL); | |
466 | ||
467 | if (sr_init(&ctx) != SR_OK) | |
468 | return 1; | |
469 | ||
470 | srd_log_callback_set(srd_log, NULL); | |
471 | if (srd_init(NULL) != SRD_OK) | |
472 | return 1; | |
473 | ||
474 | run_testcase(opt_infile, pdlist, op); | |
475 | ||
476 | srd_exit(); | |
477 | sr_exit(ctx); | |
478 | ||
479 | return 0; | |
480 | } | |
481 | ||
482 |