tests/runtc.c

   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 <Python.h>
  21 #include "../libsigrokdecode.h"
  22 #include <libsigrok/libsigrok.h>
  23 #include <stdlib.h>
  24 #include <stdio.h>
  25 #include <stdarg.h>
  26 #include <unistd.h>
  27 #include <errno.h>
  28 #include <sys/types.h>
  29 #include <sys/stat.h>
  30 #include <fcntl.h>
  31 #include <time.h>
  32 #include <sys/time.h>
  33 #include <sys/resource.h>
  34 #include <dirent.h>
  35 #include <glib.h>
  36 #ifdef __LINUX__
  37 #include <sched.h>
  38 #endif
  39 #include "config.h"
  40
  41 int debug = FALSE;
  42 int statistics = FALSE;
  43 char *coverage_report;
  44
  45 struct channel {
  46         char *name;
  47         int channel;
  48 };
  49
  50 struct option {
  51         char *key;
  52         GVariant *value;
  53 };
  54
  55 struct pd {
  56         char *name;
  57         GSList *channels;
  58         GSList *options;
  59 };
  60
  61 struct output {
  62         char *pd;
  63         int type;
  64         char *class;
  65         int class_idx;
  66         char *outfile;
  67         int outfd;
  68 };
  69
  70 struct cvg {
  71         int num_lines;
  72         int num_missed;
  73         float coverage;
  74         GSList *missed_lines;
  75 };
  76
  77
  78 struct cvg *get_mod_cov(PyObject *py_cov, char *module_name);
  79 void cvg_add(struct cvg *dst, struct cvg *src);
  80 struct cvg *cvg_new(void);
  81 gboolean find_missed_line(struct cvg *cvg, char *linespec);
  82
  83
  84 static void logmsg(char *prefix, FILE *out, const char *format, va_list args)
  85 {
  86         if (prefix)
  87                 fprintf(out, "%s", prefix);
  88         vfprintf(out, format, args);
  89         fprintf(out, "\n");
  90 }
  91
  92 static void DBG(const char *format, ...)
  93 {
  94         va_list args;
  95
  96         if (!debug)
  97                 return;
  98         va_start(args, format);
  99         logmsg("DBG: runtc: ", stdout, format, args);
 100         va_end(args);
 101 }
 102
 103 static void ERR(const char *format, ...)
 104 {
 105         va_list args;
 106
 107         va_start(args, format);
 108         logmsg("Error: ", stderr, format, args);
 109         va_end(args);
 110 }
 111
 112 static int sr_log(void *cb_data, int loglevel, const char *format, va_list args)
 113 {
 114         (void)cb_data;
 115
 116         if (loglevel == SR_LOG_ERR || loglevel == SR_LOG_WARN)
 117                 logmsg("Error: sr: ", stderr, format, args);
 118         else if (debug)
 119                 logmsg("DBG: sr: ", stdout, format, args);
 120
 121         return SRD_OK;
 122 }
 123
 124 static int srd_log(void *cb_data, int loglevel, const char *format, va_list args)
 125 {
 126         (void)cb_data;
 127
 128         if (loglevel == SRD_LOG_ERR || loglevel == SRD_LOG_WARN)
 129                 logmsg("Error: srd: ", stderr, format, args);
 130         else if (debug)
 131                 logmsg("DBG: srd: ", stdout, format, args);
 132
 133         return SRD_OK;
 134 }
 135
 136 static void usage(char *msg)
 137 {
 138         if (msg)
 139                 fprintf(stderr, "%s\n", msg);
 140
 141         printf("Usage: runtc [-dPpoiOf]\n");
 142         printf("  -d  Debug\n");
 143         printf("  -P  <protocol decoder>\n");
 144         printf("  -p  <channelname=channelnum> (optional)\n");
 145         printf("  -o  <channeloption=value> (optional)\n");
 146         printf("  -i <input file>\n");
 147         printf("  -O <output-pd:output-type[:output-class]>\n");
 148         printf("  -f <output file> (optional)\n");
 149         printf("  -c <coverage report> (optional)\n");
 150         exit(msg ? 1 : 0);
 151
 152 }
 153
 154 /* This is a neutered version of libsigrokdecode's py_str_as_str(). It
 155  * does no error checking, but then the only strings it processes are
 156  * generated by Python's repr(), so are known good. */
 157 static char *py_str_as_str(const PyObject *py_str)
 158 {
 159         PyObject *py_encstr;
 160         char *str, *outstr;
 161
 162         py_encstr = PyUnicode_AsEncodedString((PyObject *)py_str, "utf-8", NULL);
 163         str = PyBytes_AS_STRING(py_encstr);
 164         outstr = g_strdup(str);
 165         Py_DecRef(py_encstr);
 166
 167         return outstr;
 168 }
 169
 170 static void srd_cb_py(struct srd_proto_data *pdata, void *cb_data)
 171 {
 172         struct output *op;
 173         PyObject *pydata, *pyrepr;
 174         GString *out;
 175         char *s;
 176
 177         DBG("Python output from %s", pdata->pdo->di->inst_id);
 178         op = cb_data;
 179         pydata = pdata->data;
 180         DBG("ptr %p", pydata);
 181
 182         if (strcmp(pdata->pdo->di->inst_id, op->pd))
 183                 /* This is not the PD selected for output. */
 184                 return;
 185
 186         if (!(pyrepr = PyObject_Repr(pydata))) {
 187                 ERR("Invalid Python object.");
 188                 return;
 189         }
 190         s = py_str_as_str(pyrepr);
 191         Py_DecRef(pyrepr);
 192
 193         /* Output format for testing is '<ss>-<es> <inst-id>: <repr>\n' */
 194         out = g_string_sized_new(128);
 195         g_string_printf(out, "%"PRIu64"-%"PRIu64" %s: %s\n",
 196                         pdata->start_sample, pdata->end_sample,
 197                         pdata->pdo->di->inst_id, s);
 198         g_free(s);
 199         if (write(op->outfd, out->str, out->len) == -1)
 200                 ERR("SRD_OUTPUT_PYTHON callback write failure!");
 201         DBG("wrote '%s'", out->str);
 202         g_string_free(out, TRUE);
 203
 204 }
 205
 206 static void srd_cb_bin(struct srd_proto_data *pdata, void *cb_data)
 207 {
 208         struct srd_proto_data_binary *pdb;
 209         struct output *op;
 210         GString *out;
 211         unsigned int i;
 212
 213         DBG("Binary output from %s", pdata->pdo->di->inst_id);
 214         op = cb_data;
 215         pdb = pdata->data;
 216
 217         if (strcmp(pdata->pdo->di->inst_id, op->pd))
 218                 /* This is not the PD selected for output. */
 219                 return;
 220
 221         if (op->class_idx != -1 && op->class_idx != pdb->bin_class)
 222                 /*
 223                  * This output takes a specific binary class,
 224                  * but not the one that just came in.
 225                  */
 226                 return;
 227
 228         out = g_string_sized_new(128);
 229         g_string_printf(out, "%"PRIu64"-%"PRIu64" %s:",
 230                         pdata->start_sample, pdata->end_sample,
 231                         pdata->pdo->di->inst_id);
 232         for (i = 0; i < pdb->size; i++) {
 233                 g_string_append_printf(out, " %.2x", pdb->data[i]);
 234         }
 235         g_string_append(out, "\n");
 236         if (write(op->outfd, out->str, out->len) == -1)
 237                 ERR("SRD_OUTPUT_BINARY callback write failure!");
 238
 239 }
 240
 241 static void srd_cb_ann(struct srd_proto_data *pdata, void *cb_data)
 242 {
 243         struct srd_decoder *dec;
 244         struct srd_proto_data_annotation *pda;
 245         struct output *op;
 246         GString *line;
 247         int i;
 248         char **dec_ann;
 249
 250         DBG("Annotation output from %s", pdata->pdo->di->inst_id);
 251         op = cb_data;
 252         pda = pdata->data;
 253         dec = pdata->pdo->di->decoder;
 254         if (strcmp(pdata->pdo->di->inst_id, op->pd))
 255                 /* This is not the PD selected for output. */
 256                 return;
 257
 258         if (op->class_idx != -1 && op->class_idx != pda->ann_format)
 259                 /*
 260                  * This output takes a specific annotation class,
 261                  * but not the one that just came in.
 262                  */
 263                 return;
 264
 265         dec_ann = g_slist_nth_data(dec->annotations, pda->ann_format);
 266         line = g_string_sized_new(256);
 267         g_string_printf(line, "%"PRIu64"-%"PRIu64" %s: %s:",
 268                         pdata->start_sample, pdata->end_sample,
 269                         pdata->pdo->di->inst_id, dec_ann[0]);
 270         for (i = 0; pda->ann_text[i]; i++)
 271                 g_string_append_printf(line, " \"%s\"", pda->ann_text[i]);
 272         g_string_append(line, "\n");
 273         if (write(op->outfd, line->str, line->len) == -1)
 274                 ERR("SRD_OUTPUT_ANN callback write failure!");
 275         g_string_free(line, TRUE);
 276
 277 }
 278
 279 static void sr_cb(const struct sr_dev_inst *sdi,
 280                 const struct sr_datafeed_packet *packet, void *cb_data)
 281 {
 282         const struct sr_datafeed_logic *logic;
 283         struct srd_session *sess;
 284         GVariant *gvar;
 285         uint64_t samplerate;
 286         int num_samples;
 287         static int samplecnt = 0;
 288
 289         sess = cb_data;
 290
 291         switch (packet->type) {
 292         case SR_DF_HEADER:
 293                 DBG("Received SR_DF_HEADER");
 294                 if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_SAMPLERATE,
 295                                 &gvar) != SR_OK) {
 296                         ERR("Getting samplerate failed");
 297                         break;
 298                 }
 299                 samplerate = g_variant_get_uint64(gvar);
 300                 g_variant_unref(gvar);
 301                 if (srd_session_metadata_set(sess, SRD_CONF_SAMPLERATE,
 302                                 g_variant_new_uint64(samplerate)) != SRD_OK) {
 303                         ERR("Setting samplerate failed");
 304                         break;
 305                 }
 306                 if (srd_session_start(sess) != SRD_OK) {
 307                         ERR("Session start failed");
 308                         break;
 309                 }
 310                 break;
 311         case SR_DF_LOGIC:
 312                 logic = packet->payload;
 313                 num_samples = logic->length / logic->unitsize;
 314                 DBG("Received SR_DF_LOGIC: %d samples", num_samples);
 315                 srd_session_send(sess, samplecnt, samplecnt + num_samples,
 316                                 logic->data, logic->length);
 317                 samplecnt += logic->length / logic->unitsize;
 318                 break;
 319         case SR_DF_END:
 320                 DBG("Received SR_DF_END");
 321                 break;
 322         }
 323
 324 }
 325
 326 static int run_testcase(char *infile, GSList *pdlist, struct output *op)
 327 {
 328         struct srd_session *sess;
 329         struct srd_decoder *dec;
 330         struct srd_decoder_inst *di, *prev_di;
 331         srd_pd_output_callback cb;
 332         struct pd *pd;
 333         struct channel *channel;
 334         struct option *option;
 335         GVariant *gvar;
 336         GHashTable *channels, *opts;
 337         GSList *pdl, *l;
 338         int idx;
 339         int max_channel;
 340         char **decoder_class;
 341         struct sr_session *sr_sess;
 342
 343         if (op->outfile) {
 344                 if ((op->outfd = open(op->outfile, O_CREAT|O_WRONLY, 0600)) == -1) {
 345                         ERR("Unable to open %s for writing: %s", op->outfile,
 346                                         strerror(errno));
 347                         return FALSE;
 348                 }
 349         }
 350
 351         if (sr_session_load(infile, &sr_sess) != SR_OK)
 352                 return FALSE;
 353
 354         if (srd_session_new(&sess) != SRD_OK)
 355                 return FALSE;
 356         sr_session_datafeed_callback_add(sr_sess, sr_cb, sess);
 357         switch (op->type) {
 358         case SRD_OUTPUT_ANN:
 359                 cb = srd_cb_ann;
 360                 break;
 361         case SRD_OUTPUT_BINARY:
 362                 cb = srd_cb_bin;
 363                 break;
 364         case SRD_OUTPUT_PYTHON:
 365                 cb = srd_cb_py;
 366                 break;
 367         default:
 368                 return FALSE;
 369         }
 370         srd_pd_output_callback_add(sess, op->type, cb, op);
 371
 372         prev_di = NULL;
 373         pd = NULL;
 374         for (pdl = pdlist; pdl; pdl = pdl->next) {
 375                 pd = pdl->data;
 376                 if (srd_decoder_load(pd->name) != SRD_OK)
 377                         return FALSE;
 378
 379                 /* Instantiate decoder and pass in options. */
 380                 opts = g_hash_table_new_full(g_str_hash, g_str_equal, NULL,
 381                                 (GDestroyNotify)g_variant_unref);
 382                 for (l = pd->options; l; l = l->next) {
 383                         option = l->data;
 384                         g_hash_table_insert(opts, option->key, option->value);
 385                 }
 386                 if (!(di = srd_inst_new(sess, pd->name, opts)))
 387                         return FALSE;
 388                 g_hash_table_destroy(opts);
 389
 390                 /* Map channels. */
 391                 if (pd->channels) {
 392                         channels = g_hash_table_new_full(g_str_hash, g_str_equal, NULL,
 393                                         (GDestroyNotify)g_variant_unref);
 394                         max_channel = 0;
 395                         for (l = pd->channels; l; l = l->next) {
 396                                 channel = l->data;
 397                                 if (channel->channel > max_channel)
 398                                         max_channel = channel->channel;
 399                                 gvar = g_variant_new_int32(channel->channel);
 400                                 g_variant_ref_sink(gvar);
 401                                 g_hash_table_insert(channels, channel->name, gvar);
 402                         }
 403                         if (srd_inst_channel_set_all(di, channels,
 404                                         (max_channel + 8) / 8) != SRD_OK)
 405                                 return FALSE;
 406                         g_hash_table_destroy(channels);
 407                 }
 408
 409                 /* If this is not the first decoder in the list, stack it
 410                  * on top of the previous one. */
 411                 if (prev_di) {
 412                         if (srd_inst_stack(sess, prev_di, di) != SRD_OK) {
 413                                 ERR("Failed to stack decoder instances.");
 414                                 return FALSE;
 415                         }
 416                 }
 417                 prev_di = di;
 418         }
 419
 420         /* Resolve top decoder's class index, so we can match. */
 421         dec = srd_decoder_get_by_id(pd->name);
 422         if (op->class) {
 423                 if (op->type == SRD_OUTPUT_ANN)
 424                         l = dec->annotations;
 425                 else if (op->type == SRD_OUTPUT_BINARY)
 426                         l = dec->binary;
 427                 else
 428                         /* Only annotations and binary can have a class. */
 429                         return FALSE;
 430                 idx = 0;
 431                 while (l) {
 432                         decoder_class = l->data;
 433                         if (!strcmp(decoder_class[0], op->class)) {
 434                                 op->class_idx = idx;
 435                                 break;
 436                         } else
 437                                 idx++;
 438                         l = l->next;
 439                 }
 440                 if (op->class_idx == -1) {
 441                         ERR("Output class '%s' not found in decoder %s.",
 442                                         op->class, pd->name);
 443                         return FALSE;
 444                 } else
 445                         DBG("Class %s index is %d", op->class, op->class_idx);
 446         }
 447
 448         sr_session_start(sr_sess);
 449         sr_session_run(sr_sess);
 450         sr_session_stop(sr_sess);
 451
 452         srd_session_destroy(sess);
 453
 454         if (op->outfile)
 455                 close(op->outfd);
 456
 457         return TRUE;
 458 }
 459
 460 static PyObject *start_coverage(GSList *pdlist)
 461 {
 462         PyObject *py_mod, *py_pdlist, *py_pd, *py_func, *py_args, *py_kwargs, *py_cov;
 463         GSList *l;
 464         struct pd *pd;
 465
 466         DBG("Starting coverage.");
 467
 468         if (!(py_mod = PyImport_ImportModule("coverage")))
 469                 return NULL;
 470
 471         if (!(py_pdlist = PyList_New(0)))
 472                 return NULL;
 473         for (l = pdlist; l; l = l->next) {
 474                 pd = l->data;
 475                 py_pd = PyUnicode_FromFormat("*/%s/*.py", pd->name);
 476                 if (PyList_Append(py_pdlist, py_pd) < 0)
 477                         return NULL;
 478                 Py_DecRef(py_pd);
 479         }
 480         if (!(py_func = PyObject_GetAttrString(py_mod, "coverage")))
 481                 return NULL;
 482         if (!(py_args = PyTuple_New(0)))
 483                 return NULL;
 484         if (!(py_kwargs = Py_BuildValue("{sO}", "include", py_pdlist)))
 485                 return NULL;
 486         if (!(py_cov = PyObject_Call(py_func, py_args, py_kwargs)))
 487                 return NULL;
 488         if (!(PyObject_CallMethod(py_cov, "start", NULL)))
 489                 return NULL;
 490         Py_DecRef(py_pdlist);
 491         Py_DecRef(py_args);
 492         Py_DecRef(py_kwargs);
 493         Py_DecRef(py_func);
 494
 495         return py_cov;
 496 }
 497
 498 struct cvg *get_mod_cov(PyObject *py_cov, char *module_name)
 499 {
 500         PyObject *py_mod, *py_pathlist, *py_path, *py_func, *py_pd;
 501         PyObject *py_result, *py_missed, *py_item;
 502         DIR *d;
 503         struct dirent *de;
 504         struct cvg *cvg_mod;
 505         int num_lines, num_missed, linenum, i, j;
 506         char *path, *linespec;
 507
 508         if (!(py_mod = PyImport_ImportModule(module_name)))
 509                 return NULL;
 510
 511         cvg_mod = NULL;
 512         py_pathlist = PyObject_GetAttrString(py_mod, "__path__");
 513         for (i = 0; i < PyList_Size(py_pathlist); i++) {
 514                 py_path = PyList_GetItem(py_pathlist, i);
 515         PyUnicode_FSConverter(PyList_GetItem(py_pathlist, i), &py_path);
 516                 path = PyBytes_AS_STRING(py_path);
 517                 if (!(d = opendir(path))) {
 518                         ERR("Invalid module path '%s'", path);
 519                         return NULL;
 520                 }
 521                 while ((de = readdir(d))) {
 522                         if (strncmp(de->d_name + strlen(de->d_name) - 3, ".py", 3))
 523                                 continue;
 524
 525                         if (!(py_func = PyObject_GetAttrString(py_cov, "analysis2")))
 526                                 return NULL;
 527                         if (!(py_pd = PyUnicode_FromFormat("%s/%s", path, de->d_name)))
 528                                 return NULL;
 529                         if (!(py_result = PyObject_CallFunction(py_func, "O", py_pd)))
 530                                 return NULL;
 531                         Py_DecRef(py_pd);
 532                         Py_DecRef(py_func);
 533
 534                         if (!cvg_mod)
 535                                 cvg_mod = cvg_new();
 536                         if (PyTuple_Size(py_result) != 5) {
 537                                 ERR("Invalid result from coverage of '%s/%s'", path, de->d_name);
 538                                 return NULL;
 539                         }
 540                         num_lines = PyList_Size(PyTuple_GetItem(py_result, 1));
 541                         py_missed = PyTuple_GetItem(py_result, 3);
 542                         num_missed = PyList_Size(py_missed);
 543                         cvg_mod->num_lines += num_lines;
 544                         cvg_mod->num_missed += num_missed;
 545                         for (j = 0; j < num_missed; j++) {
 546                                 py_item = PyList_GetItem(py_missed, j);
 547                                 linenum = PyLong_AsLong(py_item);
 548                                 linespec = g_strdup_printf("%s/%s:%d", module_name,
 549                                                 de->d_name, linenum);
 550                                 cvg_mod->missed_lines = g_slist_append(cvg_mod->missed_lines, linespec);
 551                         }
 552                         DBG("Coverage for %s/%s: %d lines, %d missed.",
 553                                         module_name, de->d_name, num_lines, num_missed);
 554                         Py_DecRef(py_result);
 555                 }
 556         }
 557         if (cvg_mod->num_lines)
 558                 cvg_mod->coverage = 100 - ((float)cvg_mod->num_missed / (float)cvg_mod->num_lines * 100);
 559
 560         Py_DecRef(py_mod);
 561     Py_DecRef(py_path);
 562
 563         return cvg_mod;
 564 }
 565
 566 struct cvg *cvg_new(void)
 567 {
 568         struct cvg *cvg;
 569
 570         cvg = calloc(1, sizeof(struct cvg));
 571
 572         return cvg;
 573 }
 574
 575 gboolean find_missed_line(struct cvg *cvg, char *linespec)
 576 {
 577         GSList *l;
 578
 579         for (l = cvg->missed_lines; l; l = l->next)
 580                 if (!strcmp(l->data, linespec))
 581                         return TRUE;
 582
 583         return FALSE;
 584 }
 585
 586 void cvg_add(struct cvg *dst, struct cvg *src)
 587 {
 588         GSList *l;
 589         char *linespec;
 590
 591
 592         dst->num_lines += src->num_lines;
 593         dst->num_missed += src->num_missed;
 594         for (l = src->missed_lines; l; l = l->next) {
 595                 linespec = l->data;
 596                 if (!find_missed_line(dst, linespec))
 597                         dst->missed_lines = g_slist_append(dst->missed_lines, linespec);
 598         }
 599
 600 }
 601
 602 static int report_coverage(PyObject *py_cov, GSList *pdlist)
 603 {
 604         PyObject *py_func, *py_mod, *py_args, *py_kwargs, *py_outfile, *py_pct;
 605         GSList *l, *ml;
 606         struct pd *pd;
 607         struct cvg *cvg_mod, *cvg_all;
 608         float total_coverage;
 609         int lines, missed, cnt;
 610
 611         DBG("Making coverage report.");
 612
 613         /* Get coverage for each module in the stack. */
 614         lines = missed = 0;
 615         cvg_all = cvg_new();
 616         for (cnt = 0, l = pdlist; l; l = l->next, cnt++) {
 617                 pd = l->data;
 618                 if (!(cvg_mod = get_mod_cov(py_cov, pd->name)))
 619                         return FALSE;
 620                 printf("coverage: scope=%s coverage=%.0f%% lines=%d missed=%d "
 621                                 "missed_lines=", pd->name, cvg_mod->coverage,
 622                                 cvg_mod->num_lines, cvg_mod->num_missed);
 623                 for (ml = cvg_mod->missed_lines; ml; ml = ml->next) {
 624                         if (ml != cvg_mod->missed_lines)
 625                                 printf(",");
 626                         printf("%s", (char *)ml->data);
 627                 }
 628                 printf("\n");
 629                 lines += cvg_mod->num_lines;
 630                 missed += cvg_mod->num_missed;
 631                 cvg_add(cvg_all, cvg_mod);
 632                 DBG("Coverage for module %s: %d lines, %d missed", pd->name,
 633                                 cvg_mod->num_lines, cvg_mod->num_missed);
 634         }
 635         lines /= cnt;
 636         missed /= cnt;
 637         total_coverage = 100 - ((float)missed / (float)lines * 100);
 638
 639         /* Machine-readable stats on stdout. */
 640         printf("coverage: scope=all coverage=%.0f%% lines=%d missed=%d\n",
 641                         total_coverage, cvg_all->num_lines, cvg_all->num_missed);
 642
 643
 644         /* Write text report to file. */
 645         /* io.open(coverage_report, "w") */
 646         if (!(py_mod = PyImport_ImportModule("io")))
 647                 return FALSE;
 648         if (!(py_func = PyObject_GetAttrString(py_mod, "open")))
 649                 return FALSE;
 650         if (!(py_args = PyTuple_New(0)))
 651                 return FALSE;
 652         if (!(py_kwargs = Py_BuildValue("{ssss}", "file", coverage_report,
 653                         "mode", "w")))
 654                 return FALSE;
 655         if (!(py_outfile = PyObject_Call(py_func, py_args, py_kwargs)))
 656                 return FALSE;
 657         Py_DecRef(py_kwargs);
 658         Py_DecRef(py_func);
 659
 660         /* py_cov.report(file=py_outfile) */
 661         if (!(py_func = PyObject_GetAttrString(py_cov, "report")))
 662                 return FALSE;
 663         if (!(py_kwargs = Py_BuildValue("{sO}", "file", py_outfile)))
 664                 return FALSE;
 665         if (!(py_pct = PyObject_Call(py_func, py_args, py_kwargs)))
 666                 return FALSE;
 667         Py_DecRef(py_pct);
 668         Py_DecRef(py_kwargs);
 669         Py_DecRef(py_func);
 670
 671         /* py_outfile.close() */
 672         if (!(py_func = PyObject_GetAttrString(py_outfile, "close")))
 673                 return FALSE;
 674         if (!PyObject_Call(py_func, py_args, NULL))
 675                 return FALSE;
 676         Py_DecRef(py_outfile);
 677         Py_DecRef(py_func);
 678         Py_DecRef(py_args);
 679         Py_DecRef(py_mod);
 680
 681         return TRUE;
 682 }
 683
 684 int main(int argc, char **argv)
 685 {
 686         struct sr_context *ctx;
 687         PyObject *coverage;
 688         GSList *pdlist;
 689         struct pd *pd;
 690         struct channel *channel;
 691         struct option *option;
 692         struct output *op;
 693         int ret, c;
 694         char *opt_infile, **kv, **opstr;
 695
 696         op = malloc(sizeof(struct output));
 697         op->pd = NULL;
 698         op->type = -1;
 699         op->class = NULL;
 700         op->class_idx = -1;
 701         op->outfd = 1;
 702
 703         pdlist = NULL;
 704         opt_infile = NULL;
 705         pd = NULL;
 706         coverage = NULL;
 707         while ((c = getopt(argc, argv, "dP:p:o:i:O:f:c:S")) != -1) {
 708                 switch(c) {
 709                 case 'd':
 710                         debug = TRUE;
 711                         break;
 712                 case 'P':
 713                         pd = g_malloc(sizeof(struct pd));
 714                         pd->name = g_strdup(optarg);
 715                         pd->channels = pd->options = NULL;
 716                         pdlist = g_slist_append(pdlist, pd);
 717                         break;
 718                 case 'p':
 719                 case 'o':
 720                         if (g_slist_length(pdlist) == 0) {
 721                                 /* No previous -P. */
 722                                 ERR("Syntax error at '%s'", optarg);
 723                                 usage(NULL);
 724                         }
 725                         kv = g_strsplit(optarg, "=", 0);
 726                         if (!kv[0] || (!kv[1] || kv[2])) {
 727                                 /* Need x=y. */
 728                                 ERR("Syntax error at '%s'", optarg);
 729                                 g_strfreev(kv);
 730                                 usage(NULL);
 731                         }
 732                         if (c == 'p') {
 733                                 channel = malloc(sizeof(struct channel));
 734                                 channel->name = g_strdup(kv[0]);
 735                                 channel->channel = strtoul(kv[1], 0, 10);
 736                                 /* Apply to last PD. */
 737                                 pd->channels = g_slist_append(pd->channels, channel);
 738                         } else {
 739                                 option = malloc(sizeof(struct option));
 740                                 option->key = g_strdup(kv[0]);
 741                                 option->value = g_variant_new_string(kv[1]);
 742                 g_variant_ref_sink(option->value);
 743                                 /* Apply to last PD. */
 744                                 pd->options = g_slist_append(pd->options, option);
 745                         }
 746                         break;
 747                 case 'i':
 748                         opt_infile = optarg;
 749                         break;
 750                 case 'O':
 751                         opstr = g_strsplit(optarg, ":", 0);
 752                         if (!opstr[0] || !opstr[1]) {
 753                                 /* Need at least abc:def. */
 754                                 ERR("Syntax error at '%s'", optarg);
 755                                 g_strfreev(opstr);
 756                                 usage(NULL);
 757                         }
 758                         op->pd = g_strdup(opstr[0]);
 759                         if (!strcmp(opstr[1], "annotation"))
 760                                 op->type = SRD_OUTPUT_ANN;
 761                         else if (!strcmp(opstr[1], "binary"))
 762                                 op->type = SRD_OUTPUT_BINARY;
 763                         else if (!strcmp(opstr[1], "python"))
 764                                 op->type = SRD_OUTPUT_PYTHON;
 765                         else if (!strcmp(opstr[1], "exception"))
 766                 /* Doesn't matter, we just need it to bomb out. */
 767                                 op->type = SRD_OUTPUT_PYTHON;
 768                         else {
 769                                 ERR("Unknown output type '%s'", opstr[1]);
 770                                 g_strfreev(opstr);
 771                                 usage(NULL);
 772                         }
 773                         if (opstr[2])
 774                                 op->class = g_strdup(opstr[2]);
 775                         g_strfreev(opstr);
 776                         break;
 777                 case 'f':
 778                         op->outfile = g_strdup(optarg);
 779                         op->outfd = -1;
 780                         break;
 781                 case 'c':
 782                         coverage_report = optarg;
 783                         break;
 784                 case 'S':
 785                         statistics = TRUE;
 786                         break;
 787                 default:
 788                         usage(NULL);
 789                 }
 790         }
 791         if (argc > optind)
 792                 usage(NULL);
 793         if (g_slist_length(pdlist) == 0)
 794                 usage(NULL);
 795         if (!opt_infile)
 796                 usage(NULL);
 797         if (!op->pd || op->type == -1)
 798                 usage(NULL);
 799
 800         sr_log_callback_set(sr_log, NULL);
 801         if (sr_init(&ctx) != SR_OK)
 802                 return 1;
 803
 804         srd_log_callback_set(srd_log, NULL);
 805         if (srd_init(DECODERS_DIR) != SRD_OK)
 806                 return 1;
 807
 808         if (coverage_report) {
 809                 if (!(coverage = start_coverage(pdlist))) {
 810                         DBG("Failed to start coverage.");
 811                         if (PyErr_Occurred()) {
 812                                 PyErr_PrintEx(0);
 813                                 PyErr_Clear();
 814                         }
 815                 }
 816         }
 817
 818         ret = 0;
 819         if (!run_testcase(opt_infile, pdlist, op))
 820                 ret = 1;
 821
 822         if (coverage) {
 823                 DBG("Stopping coverage.");
 824
 825                 if (!(PyObject_CallMethod(coverage, "stop", NULL)))
 826                         ERR("Failed to stop coverage.");
 827                 else if (!(report_coverage(coverage, pdlist)))
 828                         ERR("Failed to make coverage report.");
 829                 else
 830                         DBG("Coverage report in %s", coverage_report);
 831
 832                 if (PyErr_Occurred()) {
 833                         PyErr_PrintEx(0);
 834                         PyErr_Clear();
 835                 }
 836                 Py_DecRef(coverage);
 837         }
 838
 839         srd_exit();
 840         sr_exit(ctx);
 841
 842         return ret;
 843 }