2 * This file is part of the libsigrokdecode project.
4 * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
5 * Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "libsigrokdecode-internal.h" /* First, so we avoid a _POSIX_C_SOURCE warning. */
23 #include "libsigrokdecode.h"
29 * Listing, loading, unloading, and handling protocol decoders.
33 * @defgroup grp_decoder Protocol decoders
35 * Handling protocol decoders.
42 /* The list of loaded protocol decoders. */
43 static GSList *pd_list = NULL;
46 extern SRD_PRIV GSList *searchpaths;
49 extern SRD_PRIV GSList *sessions;
50 extern SRD_PRIV int max_session_id;
52 /* module_sigrokdecode.c */
53 extern SRD_PRIV PyObject *mod_sigrokdecode;
57 static gboolean srd_check_init(void)
59 if (max_session_id < 0) {
60 srd_err("Library is not initialized.");
67 * Returns the list of loaded protocol decoders.
69 * This is a GSList of pointers to struct srd_decoder items.
71 * @return List of decoders, NULL if none are supported or loaded.
75 SRD_API const GSList *srd_decoder_list(void)
81 * Get the decoder with the specified ID.
83 * @param id The ID string of the decoder to return.
85 * @return The decoder with the specified ID, or NULL if not found.
89 SRD_API struct srd_decoder *srd_decoder_get_by_id(const char *id)
92 struct srd_decoder *dec;
94 for (l = pd_list; l; l = l->next) {
96 if (!strcmp(dec->id, id))
103 static void channel_free(void *data)
105 struct srd_channel *ch = data;
116 static void variant_free(void *data)
118 GVariant *var = data;
123 g_variant_unref(var);
126 static void annotation_row_free(void *data)
128 struct srd_decoder_annotation_row *row = data;
133 g_slist_free(row->ann_classes);
139 static void decoder_option_free(void *data)
141 struct srd_decoder_option *opt = data;
146 g_slist_free_full(opt->values, &variant_free);
147 variant_free(opt->def);
153 static void decoder_free(struct srd_decoder *dec)
155 PyGILState_STATE gstate;
160 gstate = PyGILState_Ensure();
161 Py_XDECREF(dec->py_dec);
162 Py_XDECREF(dec->py_mod);
163 PyGILState_Release(gstate);
165 g_slist_free_full(dec->options, &decoder_option_free);
166 g_slist_free_full(dec->binary, (GDestroyNotify)&g_strfreev);
167 g_slist_free_full(dec->annotation_rows, &annotation_row_free);
168 g_slist_free_full(dec->annotations, (GDestroyNotify)&g_strfreev);
169 g_slist_free_full(dec->opt_channels, &channel_free);
170 g_slist_free_full(dec->channels, &channel_free);
172 g_slist_free_full(dec->outputs, g_free);
173 g_slist_free_full(dec->inputs, g_free);
174 g_free(dec->license);
176 g_free(dec->longname);
183 static int get_channels(const struct srd_decoder *d, const char *attr,
184 GSList **out_pdchl, int offset)
186 PyObject *py_channellist, *py_entry;
187 struct srd_channel *pdch;
190 PyGILState_STATE gstate;
192 gstate = PyGILState_Ensure();
194 if (!PyObject_HasAttrString(d->py_dec, attr)) {
195 /* No channels of this type specified. */
196 PyGILState_Release(gstate);
202 py_channellist = PyObject_GetAttrString(d->py_dec, attr);
206 if (!PyTuple_Check(py_channellist)) {
207 srd_err("Protocol decoder %s %s attribute is not a tuple.",
212 for (i = PyTuple_Size(py_channellist) - 1; i >= 0; i--) {
213 py_entry = PyTuple_GetItem(py_channellist, i);
217 if (!PyDict_Check(py_entry)) {
218 srd_err("Protocol decoder %s %s attribute is not "
219 "a list of dict elements.", d->name, attr);
222 pdch = g_malloc(sizeof(struct srd_channel));
223 /* Add to list right away so it doesn't get lost. */
224 pdchl = g_slist_prepend(pdchl, pdch);
226 if (py_dictitem_as_str(py_entry, "id", &pdch->id) != SRD_OK)
228 if (py_dictitem_as_str(py_entry, "name", &pdch->name) != SRD_OK)
230 if (py_dictitem_as_str(py_entry, "desc", &pdch->desc) != SRD_OK)
233 pdch->order = offset + i;
236 Py_DECREF(py_channellist);
239 PyGILState_Release(gstate);
244 srd_exception_catch("Failed to get %s list of %s decoder",
247 g_slist_free_full(pdchl, &channel_free);
248 Py_XDECREF(py_channellist);
249 PyGILState_Release(gstate);
251 return SRD_ERR_PYTHON;
254 static int get_options(struct srd_decoder *d)
256 PyObject *py_opts, *py_opt, *py_str, *py_values, *py_default, *py_item;
258 struct srd_decoder_option *o;
261 PyGILState_STATE gstate;
263 gstate = PyGILState_Ensure();
265 if (!PyObject_HasAttrString(d->py_dec, "options")) {
266 /* No options, that's fine. */
267 PyGILState_Release(gstate);
273 /* If present, options must be a tuple. */
274 py_opts = PyObject_GetAttrString(d->py_dec, "options");
278 if (!PyTuple_Check(py_opts)) {
279 srd_err("Protocol decoder %s: options attribute is not "
284 for (opt = PyTuple_Size(py_opts) - 1; opt >= 0; opt--) {
285 py_opt = PyTuple_GetItem(py_opts, opt);
289 if (!PyDict_Check(py_opt)) {
290 srd_err("Protocol decoder %s options: each option "
291 "must consist of a dictionary.", d->name);
295 o = g_malloc0(sizeof(struct srd_decoder_option));
296 /* Add to list right away so it doesn't get lost. */
297 options = g_slist_prepend(options, o);
299 py_str = PyDict_GetItemString(py_opt, "id");
301 srd_err("Protocol decoder %s option %zd has no ID.",
305 if (py_str_as_str(py_str, &o->id) != SRD_OK)
308 py_str = PyDict_GetItemString(py_opt, "desc");
310 if (py_str_as_str(py_str, &o->desc) != SRD_OK)
314 py_default = PyDict_GetItemString(py_opt, "default");
316 gvar = py_obj_to_variant(py_default);
318 srd_err("Protocol decoder %s option 'default' has "
319 "invalid default value.", d->name);
322 o->def = g_variant_ref_sink(gvar);
325 py_values = PyDict_GetItemString(py_opt, "values");
327 /* A default is required if a list of values is
328 * given, since it's used to verify their type. */
330 srd_err("No default for option '%s'.", o->id);
333 if (!PyTuple_Check(py_values)) {
334 srd_err("Option '%s' values should be a tuple.", o->id);
338 for (i = PyTuple_Size(py_values) - 1; i >= 0; i--) {
339 py_item = PyTuple_GetItem(py_values, i);
343 if (py_default && (Py_TYPE(py_default) != Py_TYPE(py_item))) {
344 srd_err("All values for option '%s' must be "
345 "of the same type as the default.",
349 gvar = py_obj_to_variant(py_item);
351 srd_err("Protocol decoder %s option 'values' "
352 "contains invalid value.", d->name);
355 o->values = g_slist_prepend(o->values,
356 g_variant_ref_sink(gvar));
360 d->options = options;
362 PyGILState_Release(gstate);
367 srd_exception_catch("Failed to get %s decoder options", d->name);
369 g_slist_free_full(options, &decoder_option_free);
371 PyGILState_Release(gstate);
373 return SRD_ERR_PYTHON;
376 /* Convert annotation class attribute to GSList of char **.
378 static int get_annotations(struct srd_decoder *dec)
380 PyObject *py_annlist, *py_ann;
384 PyGILState_STATE gstate;
386 gstate = PyGILState_Ensure();
388 if (!PyObject_HasAttrString(dec->py_dec, "annotations")) {
389 PyGILState_Release(gstate);
395 py_annlist = PyObject_GetAttrString(dec->py_dec, "annotations");
399 if (!PyTuple_Check(py_annlist)) {
400 srd_err("Protocol decoder %s annotations should "
401 "be a tuple.", dec->name);
405 for (i = PyTuple_Size(py_annlist) - 1; i >= 0; i--) {
406 py_ann = PyTuple_GetItem(py_annlist, i);
410 if (!PyTuple_Check(py_ann) || PyTuple_Size(py_ann) != 2) {
411 srd_err("Protocol decoder %s annotation %zd should "
412 "be a tuple with two elements.",
416 if (py_strseq_to_char(py_ann, &annpair) != SRD_OK)
419 annotations = g_slist_prepend(annotations, annpair);
421 dec->annotations = annotations;
422 Py_DECREF(py_annlist);
423 PyGILState_Release(gstate);
428 srd_exception_catch("Failed to get %s decoder annotations", dec->name);
430 g_slist_free_full(annotations, (GDestroyNotify)&g_strfreev);
431 Py_XDECREF(py_annlist);
432 PyGILState_Release(gstate);
434 return SRD_ERR_PYTHON;
437 /* Convert annotation_rows to GSList of 'struct srd_decoder_annotation_row'.
439 static int get_annotation_rows(struct srd_decoder *dec)
441 PyObject *py_ann_rows, *py_ann_row, *py_ann_classes, *py_item;
442 GSList *annotation_rows;
443 struct srd_decoder_annotation_row *ann_row;
446 PyGILState_STATE gstate;
448 gstate = PyGILState_Ensure();
450 if (!PyObject_HasAttrString(dec->py_dec, "annotation_rows")) {
451 PyGILState_Release(gstate);
455 annotation_rows = NULL;
457 py_ann_rows = PyObject_GetAttrString(dec->py_dec, "annotation_rows");
461 if (!PyTuple_Check(py_ann_rows)) {
462 srd_err("Protocol decoder %s annotation_rows "
463 "must be a tuple.", dec->name);
467 for (i = PyTuple_Size(py_ann_rows) - 1; i >= 0; i--) {
468 py_ann_row = PyTuple_GetItem(py_ann_rows, i);
472 if (!PyTuple_Check(py_ann_row) || PyTuple_Size(py_ann_row) != 3) {
473 srd_err("Protocol decoder %s annotation_rows "
474 "must contain only tuples of 3 elements.",
478 ann_row = g_malloc0(sizeof(struct srd_decoder_annotation_row));
479 /* Add to list right away so it doesn't get lost. */
480 annotation_rows = g_slist_prepend(annotation_rows, ann_row);
482 py_item = PyTuple_GetItem(py_ann_row, 0);
485 if (py_str_as_str(py_item, &ann_row->id) != SRD_OK)
488 py_item = PyTuple_GetItem(py_ann_row, 1);
491 if (py_str_as_str(py_item, &ann_row->desc) != SRD_OK)
494 py_ann_classes = PyTuple_GetItem(py_ann_row, 2);
498 if (!PyTuple_Check(py_ann_classes)) {
499 srd_err("Protocol decoder %s annotation_rows tuples "
500 "must have a tuple of numbers as 3rd element.",
505 for (k = PyTuple_Size(py_ann_classes) - 1; k >= 0; k--) {
506 py_item = PyTuple_GetItem(py_ann_classes, k);
510 if (!PyLong_Check(py_item)) {
511 srd_err("Protocol decoder %s annotation row "
512 "class tuple must only contain numbers.",
516 class_idx = PyLong_AsSize_t(py_item);
517 if (PyErr_Occurred())
520 ann_row->ann_classes = g_slist_prepend(ann_row->ann_classes,
521 GSIZE_TO_POINTER(class_idx));
524 dec->annotation_rows = annotation_rows;
525 Py_DECREF(py_ann_rows);
526 PyGILState_Release(gstate);
531 srd_exception_catch("Failed to get %s decoder annotation rows",
534 g_slist_free_full(annotation_rows, &annotation_row_free);
535 Py_XDECREF(py_ann_rows);
536 PyGILState_Release(gstate);
538 return SRD_ERR_PYTHON;
541 /* Convert binary classes to GSList of char **.
543 static int get_binary_classes(struct srd_decoder *dec)
545 PyObject *py_bin_classes, *py_bin_class;
549 PyGILState_STATE gstate;
551 gstate = PyGILState_Ensure();
553 if (!PyObject_HasAttrString(dec->py_dec, "binary")) {
554 PyGILState_Release(gstate);
560 py_bin_classes = PyObject_GetAttrString(dec->py_dec, "binary");
564 if (!PyTuple_Check(py_bin_classes)) {
565 srd_err("Protocol decoder %s binary classes should "
566 "be a tuple.", dec->name);
570 for (i = PyTuple_Size(py_bin_classes) - 1; i >= 0; i--) {
571 py_bin_class = PyTuple_GetItem(py_bin_classes, i);
575 if (!PyTuple_Check(py_bin_class)
576 || PyTuple_Size(py_bin_class) != 2) {
577 srd_err("Protocol decoder %s binary classes should "
578 "consist only of tuples of 2 elements.",
582 if (py_strseq_to_char(py_bin_class, &bin) != SRD_OK)
585 bin_classes = g_slist_prepend(bin_classes, bin);
587 dec->binary = bin_classes;
588 Py_DECREF(py_bin_classes);
589 PyGILState_Release(gstate);
594 srd_exception_catch("Failed to get %s decoder binary classes",
597 g_slist_free_full(bin_classes, (GDestroyNotify)&g_strfreev);
598 Py_XDECREF(py_bin_classes);
599 PyGILState_Release(gstate);
601 return SRD_ERR_PYTHON;
604 /* Check whether the Decoder class defines the named method.
606 static int check_method(PyObject *py_dec, const char *mod_name,
607 const char *method_name)
611 PyGILState_STATE gstate;
613 gstate = PyGILState_Ensure();
615 py_method = PyObject_GetAttrString(py_dec, method_name);
617 srd_exception_catch("Protocol decoder %s Decoder class "
618 "has no %s() method", mod_name, method_name);
619 PyGILState_Release(gstate);
620 return SRD_ERR_PYTHON;
623 is_callable = PyCallable_Check(py_method);
624 Py_DECREF(py_method);
626 PyGILState_Release(gstate);
629 srd_err("Protocol decoder %s Decoder class attribute '%s' "
630 "is not a method.", mod_name, method_name);
631 return SRD_ERR_PYTHON;
638 * Get the API version of the specified decoder.
640 * @param d The decoder to use. Must not be NULL.
642 * @return The API version of the decoder, or 0 upon errors.
646 SRD_PRIV long srd_decoder_apiver(const struct srd_decoder *d)
650 PyGILState_STATE gstate;
655 gstate = PyGILState_Ensure();
657 py_apiver = PyObject_GetAttrString(d->py_dec, "api_version");
658 apiver = (py_apiver && PyLong_Check(py_apiver))
659 ? PyLong_AsLong(py_apiver) : 0;
660 Py_XDECREF(py_apiver);
662 PyGILState_Release(gstate);
668 * Load a protocol decoder module into the embedded Python interpreter.
670 * @param module_name The module name to be loaded.
672 * @return SRD_OK upon success, a (negative) error code otherwise.
676 SRD_API int srd_decoder_load(const char *module_name)
678 PyObject *py_basedec;
679 struct srd_decoder *d;
682 const char *fail_txt;
683 PyGILState_STATE gstate;
685 if (!srd_check_init())
691 gstate = PyGILState_Ensure();
693 if (PyDict_GetItemString(PyImport_GetModuleDict(), module_name)) {
694 /* Module was already imported. */
695 PyGILState_Release(gstate);
699 d = g_malloc0(sizeof(struct srd_decoder));
702 d->py_mod = py_import_by_name(module_name);
704 fail_txt = "import by name failed";
708 if (!mod_sigrokdecode) {
709 srd_err("sigrokdecode module not loaded.");
710 fail_txt = "sigrokdecode(3) not loaded";
714 /* Get the 'Decoder' class as Python object. */
715 d->py_dec = PyObject_GetAttrString(d->py_mod, "Decoder");
717 fail_txt = "no 'Decoder' attribute in imported module";
721 py_basedec = PyObject_GetAttrString(mod_sigrokdecode, "Decoder");
723 fail_txt = "no 'Decoder' attribute in sigrokdecode(3)";
727 is_subclass = PyObject_IsSubclass(d->py_dec, py_basedec);
728 Py_DECREF(py_basedec);
731 srd_err("Decoder class in protocol decoder module %s is not "
732 "a subclass of sigrokdecode.Decoder.", module_name);
733 fail_txt = "not a subclass of sigrokdecode.Decoder";
738 * Check that this decoder has the correct PD API version.
739 * PDs of different API versions are incompatible and cannot work.
741 apiver = srd_decoder_apiver(d);
743 srd_exception_catch("Only PD API version 3 is supported, "
744 "decoder %s has version %ld", module_name, apiver);
745 fail_txt = "API version mismatch";
749 /* Check Decoder class for required methods.
751 if (check_method(d->py_dec, module_name, "start") != SRD_OK) {
752 fail_txt = "no 'start()' method";
756 if (check_method(d->py_dec, module_name, "decode") != SRD_OK) {
757 fail_txt = "no 'decode()' method";
761 /* Store required fields in newly allocated strings. */
762 if (py_attr_as_str(d->py_dec, "id", &(d->id)) != SRD_OK) {
763 fail_txt = "no 'id' attribute";
767 if (py_attr_as_str(d->py_dec, "name", &(d->name)) != SRD_OK) {
768 fail_txt = "no 'name' attribute";
772 if (py_attr_as_str(d->py_dec, "longname", &(d->longname)) != SRD_OK) {
773 fail_txt = "no 'longname' attribute";
777 if (py_attr_as_str(d->py_dec, "desc", &(d->desc)) != SRD_OK) {
778 fail_txt = "no 'desc' attribute";
782 if (py_attr_as_str(d->py_dec, "license", &(d->license)) != SRD_OK) {
783 fail_txt = "no 'license' attribute";
787 if (py_attr_as_strlist(d->py_dec, "inputs", &(d->inputs)) != SRD_OK) {
788 fail_txt = "missing or malformed 'inputs' attribute";
792 if (py_attr_as_strlist(d->py_dec, "outputs", &(d->outputs)) != SRD_OK) {
793 fail_txt = "missing or malformed 'outputs' attribute";
797 /* All options and their default values. */
798 if (get_options(d) != SRD_OK) {
799 fail_txt = "cannot get options";
803 /* Check and import required channels. */
804 if (get_channels(d, "channels", &d->channels, 0) != SRD_OK) {
805 fail_txt = "cannot get channels";
809 /* Check and import optional channels. */
810 if (get_channels(d, "optional_channels", &d->opt_channels,
811 g_slist_length(d->channels)) != SRD_OK) {
812 fail_txt = "cannot get optional channels";
816 if (get_annotations(d) != SRD_OK) {
817 fail_txt = "cannot get annotations";
821 if (get_annotation_rows(d) != SRD_OK) {
822 fail_txt = "cannot get annotation rows";
826 if (get_binary_classes(d) != SRD_OK) {
827 fail_txt = "cannot get binary classes";
831 PyGILState_Release(gstate);
833 /* Append it to the list of loaded decoders. */
834 pd_list = g_slist_append(pd_list, d);
839 /* Don't show a message for the "common" directory, it's not a PD. */
840 if (strcmp(module_name, "common")) {
841 srd_exception_catch("Failed to load decoder %s: %s",
842 module_name, fail_txt);
847 srd_err("Failed to load decoder %s: %s", module_name, fail_txt);
849 PyGILState_Release(gstate);
851 return SRD_ERR_PYTHON;
855 * Return a protocol decoder's docstring.
857 * @param dec The loaded protocol decoder.
859 * @return A newly allocated buffer containing the protocol decoder's
860 * documentation. The caller is responsible for free'ing the buffer.
864 SRD_API char *srd_decoder_doc_get(const struct srd_decoder *dec)
868 PyGILState_STATE gstate;
870 if (!srd_check_init())
876 gstate = PyGILState_Ensure();
878 if (!PyObject_HasAttrString(dec->py_mod, "__doc__"))
881 if (!(py_str = PyObject_GetAttrString(dec->py_mod, "__doc__"))) {
882 srd_exception_catch("Failed to get docstring");
887 if (py_str != Py_None)
888 py_str_as_str(py_str, &doc);
891 PyGILState_Release(gstate);
896 PyGILState_Release(gstate);
902 * Unload the specified protocol decoder.
904 * @param dec The struct srd_decoder to be unloaded.
906 * @return SRD_OK upon success, a (negative) error code otherwise.
910 SRD_API int srd_decoder_unload(struct srd_decoder *dec)
912 struct srd_session *sess;
915 if (!srd_check_init())
922 * Since any instances of this decoder need to be released as well,
923 * but they could be anywhere in the stack, just free the entire
924 * stack. A frontend reloading a decoder thus has to restart all
925 * instances, and rebuild the stack.
927 for (l = sessions; l; l = l->next) {
929 srd_inst_free_all(sess);
932 /* Remove the PD from the list of loaded decoders. */
933 pd_list = g_slist_remove(pd_list, dec);
940 static void srd_decoder_load_all_zip_path(char *path)
942 PyObject *zipimport_mod, *zipimporter_class, *zipimporter;
943 PyObject *prefix_obj, *files, *key, *value, *set, *modname;
947 PyGILState_STATE gstate;
949 set = files = prefix_obj = zipimporter = zipimporter_class = NULL;
951 gstate = PyGILState_Ensure();
953 zipimport_mod = py_import_by_name("zipimport");
954 if (zipimport_mod == NULL)
957 zipimporter_class = PyObject_GetAttrString(zipimport_mod, "zipimporter");
958 if (zipimporter_class == NULL)
961 zipimporter = PyObject_CallFunction(zipimporter_class, "s", path);
962 if (zipimporter == NULL)
965 prefix_obj = PyObject_GetAttrString(zipimporter, "prefix");
966 if (prefix_obj == NULL)
969 files = PyObject_GetAttrString(zipimporter, "_files");
970 if (files == NULL || !PyDict_Check(files))
973 set = PySet_New(NULL);
977 if (py_str_as_str(prefix_obj, &prefix) != SRD_OK)
980 prefix_len = strlen(prefix);
982 while (PyDict_Next(files, &pos, &key, &value)) {
984 if (py_str_as_str(key, &path) == SRD_OK) {
985 if (strlen(path) > prefix_len
986 && memcmp(path, prefix, prefix_len) == 0
987 && (slash = strchr(path + prefix_len, '/'))) {
989 modname = PyUnicode_FromStringAndSize(path + prefix_len,
990 slash - (path + prefix_len));
991 if (modname == NULL) {
994 PySet_Add(set, modname);
1003 while ((modname = PySet_Pop(set))) {
1005 if (py_str_as_str(modname, &modname_str) == SRD_OK) {
1006 /* The directory name is the module name (e.g. "i2c"). */
1007 srd_decoder_load(modname_str);
1008 g_free(modname_str);
1016 Py_XDECREF(prefix_obj);
1017 Py_XDECREF(zipimporter);
1018 Py_XDECREF(zipimporter_class);
1019 Py_XDECREF(zipimport_mod);
1021 PyGILState_Release(gstate);
1024 static void srd_decoder_load_all_path(char *path)
1027 const gchar *direntry;
1029 if (!(dir = g_dir_open(path, 0, NULL))) {
1030 /* Not really fatal */
1031 /* Try zipimport method too */
1032 srd_decoder_load_all_zip_path(path);
1036 /* This ignores errors returned by srd_decoder_load(). That
1037 * function will have logged the cause, but in any case we
1038 * want to continue anyway. */
1039 while ((direntry = g_dir_read_name(dir)) != NULL) {
1040 /* The directory name is the module name (e.g. "i2c"). */
1041 srd_decoder_load(direntry);
1048 * Load all installed protocol decoders.
1050 * @return SRD_OK upon success, a (negative) error code otherwise.
1054 SRD_API int srd_decoder_load_all(void)
1058 if (!srd_check_init())
1061 for (l = searchpaths; l; l = l->next)
1062 srd_decoder_load_all_path(l->data);
1068 * Unload all loaded protocol decoders.
1070 * @return SRD_OK upon success, a (negative) error code otherwise.
1074 SRD_API int srd_decoder_unload_all(void)
1076 g_slist_foreach(pd_list, (GFunc)srd_decoder_unload, NULL);
1077 g_slist_free(pd_list);