src/libsystemd/sd-bus/test-bus-objects.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include <pthread.h>
   4 #include <stdlib.h>
   5
   6 #include "sd-bus.h"
   7
   8 #include "alloc-util.h"
   9 #include "bus-dump.h"
  10 #include "bus-internal.h"
  11 #include "bus-message.h"
  12 #include "log.h"
  13 #include "macro.h"
  14 #include "strv.h"
  15 #include "util.h"
  16
  17 struct context {
  18         int fds[2];
  19         bool quit;
  20         char *something;
  21         char *automatic_string_property;
  22         uint32_t automatic_integer_property;
  23 };
  24
  25 static int something_handler(sd_bus_message *m, void *userdata, sd_bus_error *error) {
  26         struct context *c = userdata;
  27         const char *s;
  28         char *n = NULL;
  29         int r;
  30
  31         r = sd_bus_message_read(m, "s", &s);
  32         assert_se(r > 0);
  33
  34         n = strjoin("<<<", s, ">>>");
  35         assert_se(n);
  36
  37         free(c->something);
  38         c->something = n;
  39
  40         log_info("AlterSomething() called, got %s, returning %s", s, n);
  41
  42         /* This should fail, since the return type doesn't match */
  43         assert_se(sd_bus_reply_method_return(m, "u", 4711) == -ENOMSG);
  44
  45         r = sd_bus_reply_method_return(m, "s", n);
  46         assert_se(r >= 0);
  47
  48         return 1;
  49 }
  50
  51 static int exit_handler(sd_bus_message *m, void *userdata, sd_bus_error *error) {
  52         struct context *c = userdata;
  53         int r;
  54
  55         c->quit = true;
  56
  57         log_info("Exit called");
  58
  59         r = sd_bus_reply_method_return(m, "");
  60         assert_se(r >= 0);
  61
  62         return 1;
  63 }
  64
  65 static int get_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error) {
  66         struct context *c = userdata;
  67         int r;
  68
  69         log_info("property get for %s called, returning \"%s\".", property, c->something);
  70
  71         r = sd_bus_message_append(reply, "s", c->something);
  72         assert_se(r >= 0);
  73
  74         return 1;
  75 }
  76
  77 static int set_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *value, void *userdata, sd_bus_error *error) {
  78         struct context *c = userdata;
  79         const char *s;
  80         char *n;
  81         int r;
  82
  83         log_info("property set for %s called", property);
  84
  85         r = sd_bus_message_read(value, "s", &s);
  86         assert_se(r >= 0);
  87
  88         n = strdup(s);
  89         assert_se(n);
  90
  91         free(c->something);
  92         c->something = n;
  93
  94         return 1;
  95 }
  96
  97 static int value_handler(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error) {
  98         _cleanup_free_ char *s = NULL;
  99         const char *x;
 100         int r;
 101
 102         assert_se(asprintf(&s, "object %p, path %s", userdata, path) >= 0);
 103         r = sd_bus_message_append(reply, "s", s);
 104         assert_se(r >= 0);
 105
 106         assert_se(x = startswith(path, "/value/"));
 107
 108         assert_se(PTR_TO_UINT(userdata) == 30);
 109
 110         return 1;
 111 }
 112
 113 static int notify_test(sd_bus_message *m, void *userdata, sd_bus_error *error) {
 114         int r;
 115
 116         assert_se(sd_bus_emit_properties_changed(sd_bus_message_get_bus(m), m->path, "org.freedesktop.systemd.ValueTest", "Value", NULL) >= 0);
 117
 118         r = sd_bus_reply_method_return(m, NULL);
 119         assert_se(r >= 0);
 120
 121         return 1;
 122 }
 123
 124 static int notify_test2(sd_bus_message *m, void *userdata, sd_bus_error *error) {
 125         int r;
 126
 127         assert_se(sd_bus_emit_properties_changed_strv(sd_bus_message_get_bus(m), m->path, "org.freedesktop.systemd.ValueTest", NULL) >= 0);
 128
 129         r = sd_bus_reply_method_return(m, NULL);
 130         assert_se(r >= 0);
 131
 132         return 1;
 133 }
 134
 135 static int emit_interfaces_added(sd_bus_message *m, void *userdata, sd_bus_error *error) {
 136         int r;
 137
 138         assert_se(sd_bus_emit_interfaces_added(sd_bus_message_get_bus(m), "/value/a/x", "org.freedesktop.systemd.ValueTest", NULL) >= 0);
 139
 140         r = sd_bus_reply_method_return(m, NULL);
 141         assert_se(r >= 0);
 142
 143         return 1;
 144 }
 145
 146 static int emit_interfaces_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
 147         int r;
 148
 149         assert_se(sd_bus_emit_interfaces_removed(sd_bus_message_get_bus(m), "/value/a/x", "org.freedesktop.systemd.ValueTest", NULL) >= 0);
 150
 151         r = sd_bus_reply_method_return(m, NULL);
 152         assert_se(r >= 0);
 153
 154         return 1;
 155 }
 156
 157 static int emit_object_added(sd_bus_message *m, void *userdata, sd_bus_error *error) {
 158         int r;
 159
 160         assert_se(sd_bus_emit_object_added(sd_bus_message_get_bus(m), "/value/a/x") >= 0);
 161
 162         r = sd_bus_reply_method_return(m, NULL);
 163         assert_se(r >= 0);
 164
 165         return 1;
 166 }
 167
 168 static int emit_object_removed(sd_bus_message *m, void *userdata, sd_bus_error *error) {
 169         int r;
 170
 171         assert_se(sd_bus_emit_object_removed(sd_bus_message_get_bus(m), "/value/a/x") >= 0);
 172
 173         r = sd_bus_reply_method_return(m, NULL);
 174         assert_se(r >= 0);
 175
 176         return 1;
 177 }
 178
 179 static const sd_bus_vtable vtable[] = {
 180         SD_BUS_VTABLE_START(0),
 181         SD_BUS_METHOD("AlterSomething", "s", "s", something_handler, 0),
 182         SD_BUS_METHOD("Exit", "", "", exit_handler, 0),
 183         SD_BUS_WRITABLE_PROPERTY("Something", "s", get_handler, set_handler, 0, 0),
 184         SD_BUS_WRITABLE_PROPERTY("AutomaticStringProperty", "s", NULL, NULL, offsetof(struct context, automatic_string_property), 0),
 185         SD_BUS_WRITABLE_PROPERTY("AutomaticIntegerProperty", "u", NULL, NULL, offsetof(struct context, automatic_integer_property), 0),
 186         SD_BUS_METHOD("NoOperation", NULL, NULL, NULL, 0),
 187         SD_BUS_METHOD("EmitInterfacesAdded", NULL, NULL, emit_interfaces_added, 0),
 188         SD_BUS_METHOD("EmitInterfacesRemoved", NULL, NULL, emit_interfaces_removed, 0),
 189         SD_BUS_METHOD("EmitObjectAdded", NULL, NULL, emit_object_added, 0),
 190         SD_BUS_METHOD("EmitObjectRemoved", NULL, NULL, emit_object_removed, 0),
 191         SD_BUS_VTABLE_END
 192 };
 193
 194 static const sd_bus_vtable vtable2[] = {
 195         SD_BUS_VTABLE_START(0),
 196         SD_BUS_METHOD("NotifyTest", "", "", notify_test, 0),
 197         SD_BUS_METHOD("NotifyTest2", "", "", notify_test2, 0),
 198         SD_BUS_PROPERTY("Value", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
 199         SD_BUS_PROPERTY("Value2", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
 200         SD_BUS_PROPERTY("Value3", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_CONST),
 201         SD_BUS_PROPERTY("Value4", "s", value_handler, 10, 0),
 202         SD_BUS_PROPERTY("AnExplicitProperty", "s", NULL, offsetof(struct context, something), SD_BUS_VTABLE_PROPERTY_EXPLICIT|SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
 203         SD_BUS_VTABLE_END
 204 };
 205
 206 static int enumerator_callback(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) {
 207
 208         if (object_path_startswith("/value", path))
 209                 assert_se(*nodes = strv_new("/value/a", "/value/b", "/value/c"));
 210
 211         return 1;
 212 }
 213
 214 static int enumerator2_callback(sd_bus *bus, const char *path, void *userdata, char ***nodes, sd_bus_error *error) {
 215
 216         if (object_path_startswith("/value/a", path))
 217                 assert_se(*nodes = strv_new("/value/a/x", "/value/a/y", "/value/a/z"));
 218
 219         return 1;
 220 }
 221
 222 static void *server(void *p) {
 223         struct context *c = p;
 224         sd_bus *bus = NULL;
 225         sd_id128_t id;
 226         int r;
 227
 228         c->quit = false;
 229
 230         assert_se(sd_id128_randomize(&id) >= 0);
 231
 232         assert_se(sd_bus_new(&bus) >= 0);
 233         assert_se(sd_bus_set_fd(bus, c->fds[0], c->fds[0]) >= 0);
 234         assert_se(sd_bus_set_server(bus, 1, id) >= 0);
 235
 236         assert_se(sd_bus_add_object_vtable(bus, NULL, "/foo", "org.freedesktop.systemd.test", vtable, c) >= 0);
 237         assert_se(sd_bus_add_object_vtable(bus, NULL, "/foo", "org.freedesktop.systemd.test2", vtable, c) >= 0);
 238         assert_se(sd_bus_add_fallback_vtable(bus, NULL, "/value", "org.freedesktop.systemd.ValueTest", vtable2, NULL, UINT_TO_PTR(20)) >= 0);
 239         assert_se(sd_bus_add_node_enumerator(bus, NULL, "/value", enumerator_callback, NULL) >= 0);
 240         assert_se(sd_bus_add_node_enumerator(bus, NULL, "/value/a", enumerator2_callback, NULL) >= 0);
 241         assert_se(sd_bus_add_object_manager(bus, NULL, "/value") >= 0);
 242         assert_se(sd_bus_add_object_manager(bus, NULL, "/value/a") >= 0);
 243
 244         assert_se(sd_bus_start(bus) >= 0);
 245
 246         log_error("Entering event loop on server");
 247
 248         while (!c->quit) {
 249                 log_error("Loop!");
 250
 251                 r = sd_bus_process(bus, NULL);
 252                 if (r < 0) {
 253                         log_error_errno(r, "Failed to process requests: %m");
 254                         goto fail;
 255                 }
 256
 257                 if (r == 0) {
 258                         r = sd_bus_wait(bus, UINT64_MAX);
 259                         if (r < 0) {
 260                                 log_error_errno(r, "Failed to wait: %m");
 261                                 goto fail;
 262                         }
 263
 264                         continue;
 265                 }
 266         }
 267
 268         r = 0;
 269
 270 fail:
 271         if (bus) {
 272                 sd_bus_flush(bus);
 273                 sd_bus_unref(bus);
 274         }
 275
 276         return INT_TO_PTR(r);
 277 }
 278
 279 static int client(struct context *c) {
 280         _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
 281         _cleanup_(sd_bus_unrefp) sd_bus *bus = NULL;
 282         _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
 283         const char *s;
 284         int r;
 285
 286         assert_se(sd_bus_new(&bus) >= 0);
 287         assert_se(sd_bus_set_fd(bus, c->fds[1], c->fds[1]) >= 0);
 288         assert_se(sd_bus_start(bus) >= 0);
 289
 290         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "NoOperation", &error, NULL, NULL);
 291         assert_se(r >= 0);
 292
 293         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AlterSomething", &error, &reply, "s", "hallo");
 294         assert_se(r >= 0);
 295
 296         r = sd_bus_message_read(reply, "s", &s);
 297         assert_se(r >= 0);
 298         assert_se(streq(s, "<<<hallo>>>"));
 299
 300         reply = sd_bus_message_unref(reply);
 301
 302         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Doesntexist", &error, &reply, "");
 303         assert_se(r < 0);
 304         assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD));
 305
 306         sd_bus_error_free(&error);
 307
 308         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Doesntexist", &error, &reply, NULL); /* NULL and "" are equivalent */
 309         assert_se(r < 0);
 310         assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD));
 311
 312         sd_bus_error_free(&error);
 313
 314         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AlterSomething", &error, &reply, "as", 1, "hallo");
 315         assert_se(r < 0);
 316         assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_INVALID_ARGS));
 317
 318         sd_bus_error_free(&error);
 319
 320         r = sd_bus_get_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Something", &error, &reply, "s");
 321         assert_se(r >= 0);
 322
 323         r = sd_bus_message_read(reply, "s", &s);
 324         assert_se(r >= 0);
 325         assert_se(streq(s, "<<<hallo>>>"));
 326
 327         reply = sd_bus_message_unref(reply);
 328
 329         r = sd_bus_set_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Something", &error, "s", "test");
 330         assert_se(r >= 0);
 331
 332         r = sd_bus_get_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Something", &error, &reply, "s");
 333         assert_se(r >= 0);
 334
 335         r = sd_bus_message_read(reply, "s", &s);
 336         assert_se(r >= 0);
 337         assert_se(streq(s, "test"));
 338
 339         reply = sd_bus_message_unref(reply);
 340
 341         r = sd_bus_set_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AutomaticIntegerProperty", &error, "u", 815);
 342         assert_se(r >= 0);
 343
 344         assert_se(c->automatic_integer_property == 815);
 345
 346         r = sd_bus_set_property(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "AutomaticStringProperty", &error, "s", "Du Dödel, Du!");
 347         assert_se(r >= 0);
 348
 349         assert_se(streq(c->automatic_string_property, "Du Dödel, Du!"));
 350
 351         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, "");
 352         assert_se(r >= 0);
 353
 354         r = sd_bus_message_read(reply, "s", &s);
 355         assert_se(r >= 0);
 356         fputs(s, stdout);
 357
 358         reply = sd_bus_message_unref(reply);
 359
 360         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, NULL); /* NULL and "" are equivalent */
 361         assert_se(r >= 0);
 362
 363         r = sd_bus_message_read(reply, "s", &s);
 364         assert_se(r >= 0);
 365         fputs(s, stdout);
 366
 367         reply = sd_bus_message_unref(reply);
 368
 369         r = sd_bus_get_property(bus, "org.freedesktop.systemd.test", "/value/xuzz", "org.freedesktop.systemd.ValueTest", "Value", &error, &reply, "s");
 370         assert_se(r >= 0);
 371
 372         r = sd_bus_message_read(reply, "s", &s);
 373         assert_se(r >= 0);
 374         log_info("read %s", s);
 375
 376         reply = sd_bus_message_unref(reply);
 377
 378         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, NULL);
 379         assert_se(r >= 0);
 380
 381         r = sd_bus_message_read(reply, "s", &s);
 382         assert_se(r >= 0);
 383         fputs(s, stdout);
 384
 385         reply = sd_bus_message_unref(reply);
 386
 387         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, NULL);
 388         assert_se(r >= 0);
 389
 390         r = sd_bus_message_read(reply, "s", &s);
 391         assert_se(r >= 0);
 392         fputs(s, stdout);
 393
 394         reply = sd_bus_message_unref(reply);
 395
 396         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.DBus.Introspectable", "Introspect", &error, &reply, NULL);
 397         assert_se(r >= 0);
 398
 399         r = sd_bus_message_read(reply, "s", &s);
 400         assert_se(r >= 0);
 401         fputs(s, stdout);
 402
 403         reply = sd_bus_message_unref(reply);
 404
 405         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", NULL);
 406         assert_se(r >= 0);
 407
 408         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 409
 410         reply = sd_bus_message_unref(reply);
 411
 412         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.DBus.Properties", "GetAll", &error, &reply, "s", "org.freedesktop.systemd.ValueTest2");
 413         assert_se(r < 0);
 414         assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_INTERFACE));
 415         sd_bus_error_free(&error);
 416
 417         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.DBus.ObjectManager", "GetManagedObjects", &error, &reply, NULL);
 418         assert_se(r < 0);
 419         assert_se(sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_METHOD));
 420         sd_bus_error_free(&error);
 421
 422         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value", "org.freedesktop.DBus.ObjectManager", "GetManagedObjects", &error, &reply, NULL);
 423         assert_se(r >= 0);
 424
 425         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 426
 427         reply = sd_bus_message_unref(reply);
 428
 429         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.systemd.ValueTest", "NotifyTest", &error, NULL, NULL);
 430         assert_se(r >= 0);
 431
 432         r = sd_bus_process(bus, &reply);
 433         assert_se(r > 0);
 434
 435         assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.Properties", "PropertiesChanged"));
 436         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 437
 438         reply = sd_bus_message_unref(reply);
 439
 440         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/value/a", "org.freedesktop.systemd.ValueTest", "NotifyTest2", &error, NULL, NULL);
 441         assert_se(r >= 0);
 442
 443         r = sd_bus_process(bus, &reply);
 444         assert_se(r > 0);
 445
 446         assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.Properties", "PropertiesChanged"));
 447         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 448
 449         reply = sd_bus_message_unref(reply);
 450
 451         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitInterfacesAdded", &error, NULL, NULL);
 452         assert_se(r >= 0);
 453
 454         r = sd_bus_process(bus, &reply);
 455         assert_se(r > 0);
 456
 457         assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesAdded"));
 458         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 459
 460         reply = sd_bus_message_unref(reply);
 461
 462         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitInterfacesRemoved", &error, NULL, NULL);
 463         assert_se(r >= 0);
 464
 465         r = sd_bus_process(bus, &reply);
 466         assert_se(r > 0);
 467
 468         assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesRemoved"));
 469         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 470
 471         reply = sd_bus_message_unref(reply);
 472
 473         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitObjectAdded", &error, NULL, NULL);
 474         assert_se(r >= 0);
 475
 476         r = sd_bus_process(bus, &reply);
 477         assert_se(r > 0);
 478
 479         assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesAdded"));
 480         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 481
 482         reply = sd_bus_message_unref(reply);
 483
 484         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "EmitObjectRemoved", &error, NULL, NULL);
 485         assert_se(r >= 0);
 486
 487         r = sd_bus_process(bus, &reply);
 488         assert_se(r > 0);
 489
 490         assert_se(sd_bus_message_is_signal(reply, "org.freedesktop.DBus.ObjectManager", "InterfacesRemoved"));
 491         sd_bus_message_dump(reply, stdout, SD_BUS_MESSAGE_DUMP_WITH_HEADER);
 492
 493         reply = sd_bus_message_unref(reply);
 494
 495         r = sd_bus_call_method(bus, "org.freedesktop.systemd.test", "/foo", "org.freedesktop.systemd.test", "Exit", &error, NULL, NULL);
 496         assert_se(r >= 0);
 497
 498         sd_bus_flush(bus);
 499
 500         return 0;
 501 }
 502
 503 int main(int argc, char *argv[]) {
 504         struct context c = {};
 505         pthread_t s;
 506         void *p;
 507         int r, q;
 508
 509         c.automatic_integer_property = 4711;
 510         assert_se(c.automatic_string_property = strdup("dudeldu"));
 511
 512         assert_se(socketpair(AF_UNIX, SOCK_STREAM, 0, c.fds) >= 0);
 513
 514         r = pthread_create(&s, NULL, server, &c);
 515         if (r != 0)
 516                 return -r;
 517
 518         r = client(&c);
 519
 520         q = pthread_join(s, &p);
 521         if (q != 0)
 522                 return -q;
 523
 524         if (r < 0)
 525                 return r;
 526
 527         if (PTR_TO_INT(p) < 0)
 528                 return PTR_TO_INT(p);
 529
 530         free(c.something);
 531         free(c.automatic_string_property);
 532
 533         return EXIT_SUCCESS;
 534 }