1 #pragma once 2 3 #include <systemd/sd-bus.h> 4 5 #include <chrono> 6 7 // ABC for sdbus implementation. 8 namespace sdbusplus 9 { 10 11 // Defined by systemd taking uint64_t usec params 12 using SdBusDuration = 13 std::chrono::duration<uint64_t, std::chrono::microseconds::period>; 14 15 // A wrapper for interfacing or testing sd-bus. This will hold methods for 16 // buses, messages, etc. 17 class SdBusInterface 18 { 19 public: 20 virtual ~SdBusInterface() = default; 21 22 virtual int sd_bus_add_object_manager(sd_bus* bus, sd_bus_slot** slot, 23 const char* path) = 0; 24 25 virtual int sd_bus_add_object_vtable(sd_bus* bus, sd_bus_slot** slot, 26 const char* path, 27 const char* interface, 28 const sd_bus_vtable* vtable, 29 void* userdata) = 0; 30 31 virtual int sd_bus_attach_event(sd_bus* bus, sd_event* e, int priority) = 0; 32 33 virtual int sd_bus_call(sd_bus* bus, sd_bus_message* m, uint64_t usec, 34 sd_bus_error* ret_error, 35 sd_bus_message** reply) = 0; 36 37 virtual int sd_bus_detach_event(sd_bus* bus) = 0; 38 39 virtual int sd_bus_emit_interfaces_added_strv(sd_bus* bus, const char* path, 40 char** interfaces) = 0; 41 virtual int sd_bus_emit_interfaces_removed_strv(sd_bus* bus, 42 const char* path, 43 char** interfaces) = 0; 44 virtual int sd_bus_emit_object_added(sd_bus* bus, const char* path) = 0; 45 virtual int sd_bus_emit_object_removed(sd_bus* bus, const char* path) = 0; 46 virtual int sd_bus_emit_properties_changed_strv(sd_bus* bus, 47 const char* path, 48 const char* interface, 49 char** names) = 0; 50 51 virtual int sd_bus_error_set(sd_bus_error* e, const char* name, 52 const char* message) = 0; 53 virtual int sd_bus_error_set_const(sd_bus_error* e, const char* name, 54 const char* message) = 0; 55 virtual int sd_bus_error_get_errno(const sd_bus_error* e) = 0; 56 virtual int sd_bus_error_set_errno(sd_bus_error* e, int error) = 0; 57 virtual int sd_bus_error_is_set(const sd_bus_error* e) = 0; 58 virtual void sd_bus_error_free(sd_bus_error* e) = 0; 59 60 virtual sd_event* sd_bus_get_event(sd_bus* bus) = 0; 61 virtual int sd_bus_get_fd(sd_bus* bus) = 0; 62 virtual int sd_bus_get_unique_name(sd_bus* bus, const char** unique) = 0; 63 64 virtual int sd_bus_list_names(sd_bus* bus, char*** acquired, 65 char*** activatable) = 0; 66 67 // https://github.com/systemd/systemd/blob/master/src/systemd/sd-bus.h 68 virtual int sd_bus_message_append_basic(sd_bus_message* message, char type, 69 const void* value) = 0; 70 71 virtual int sd_bus_message_at_end(sd_bus_message* m, int complete) = 0; 72 73 virtual int sd_bus_message_close_container(sd_bus_message* m) = 0; 74 75 virtual int sd_bus_message_enter_container(sd_bus_message* m, char type, 76 const char* contents) = 0; 77 78 virtual int sd_bus_message_exit_container(sd_bus_message* m) = 0; 79 80 virtual sd_bus* sd_bus_message_get_bus(sd_bus_message* m) = 0; 81 virtual int sd_bus_message_get_type(sd_bus_message* m, uint8_t* type) = 0; 82 virtual int sd_bus_message_get_cookie(sd_bus_message* m, 83 uint64_t* cookie) = 0; 84 virtual int sd_bus_message_get_reply_cookie(sd_bus_message* m, 85 uint64_t* cookie) = 0; 86 virtual const char* sd_bus_message_get_destination(sd_bus_message* m) = 0; 87 virtual const char* sd_bus_message_get_interface(sd_bus_message* m) = 0; 88 virtual const char* sd_bus_message_get_member(sd_bus_message* m) = 0; 89 virtual const char* sd_bus_message_get_path(sd_bus_message* m) = 0; 90 virtual const char* sd_bus_message_get_sender(sd_bus_message* m) = 0; 91 virtual const char* sd_bus_message_get_signature(sd_bus_message* m, 92 int complete) = 0; 93 virtual int sd_bus_message_get_errno(sd_bus_message* m) = 0; 94 virtual const sd_bus_error* sd_bus_message_get_error(sd_bus_message* m) = 0; 95 96 virtual int sd_bus_message_is_method_call(sd_bus_message* m, 97 const char* interface, 98 const char* member) = 0; 99 virtual int sd_bus_message_is_method_error(sd_bus_message* m, 100 const char* name) = 0; 101 virtual int sd_bus_message_is_signal(sd_bus_message* m, 102 const char* interface, 103 const char* member) = 0; 104 105 virtual int sd_bus_message_new_method_call(sd_bus* bus, sd_bus_message** m, 106 const char* destination, 107 const char* path, 108 const char* interface, 109 const char* member) = 0; 110 111 virtual int sd_bus_message_new_method_return(sd_bus_message* call, 112 sd_bus_message** m) = 0; 113 114 virtual int sd_bus_message_new_method_error(sd_bus_message* call, 115 sd_bus_message** m, 116 const char* name, 117 const char* description) = 0; 118 119 virtual int sd_bus_message_new_method_errno(sd_bus_message* call, 120 sd_bus_message** m, int error, 121 const sd_bus_error* p) = 0; 122 123 virtual int sd_bus_message_new_signal(sd_bus* bus, sd_bus_message** m, 124 const char* path, 125 const char* interface, 126 const char* member) = 0; 127 128 virtual int sd_bus_message_open_container(sd_bus_message* m, char type, 129 const char* contents) = 0; 130 131 virtual int sd_bus_message_read_basic(sd_bus_message* m, char type, 132 void* p) = 0; 133 134 virtual sd_bus_message* sd_bus_message_ref(sd_bus_message* m) = 0; 135 136 virtual int sd_bus_message_skip(sd_bus_message* m, const char* types) = 0; 137 138 virtual int sd_bus_message_verify_type(sd_bus_message* m, char type, 139 const char* contents) = 0; 140 141 virtual int sd_bus_process(sd_bus* bus, sd_bus_message** r) = 0; 142 143 virtual sd_bus* sd_bus_ref(sd_bus* bus) = 0; 144 145 virtual int sd_bus_request_name(sd_bus* bus, const char* name, 146 uint64_t flags) = 0; 147 148 virtual int sd_bus_send(sd_bus* bus, sd_bus_message* m, 149 uint64_t* cookie) = 0; 150 151 virtual sd_bus* sd_bus_unref(sd_bus* bus) = 0; 152 virtual sd_bus* sd_bus_flush_close_unref(sd_bus* bus) = 0; 153 154 virtual int sd_bus_flush(sd_bus* bus) = 0; 155 virtual void sd_bus_close(sd_bus* bus) = 0; 156 157 virtual int sd_bus_wait(sd_bus* bus, uint64_t timeout_usec) = 0; 158 }; 159 160 class SdBusImpl : public SdBusInterface 161 { 162 public: 163 SdBusImpl() = default; 164 ~SdBusImpl() = default; 165 SdBusImpl(const SdBusImpl&) = default; 166 SdBusImpl& operator=(const SdBusImpl&) = default; 167 SdBusImpl(SdBusImpl&&) = default; 168 SdBusImpl& operator=(SdBusImpl&&) = default; 169 170 int sd_bus_add_object_manager(sd_bus* bus, sd_bus_slot** slot, 171 const char* path) override 172 { 173 return ::sd_bus_add_object_manager(bus, slot, path); 174 } 175 176 int sd_bus_add_object_vtable(sd_bus* bus, sd_bus_slot** slot, 177 const char* path, const char* interface, 178 const sd_bus_vtable* vtable, 179 void* userdata) override 180 { 181 return ::sd_bus_add_object_vtable(bus, slot, path, interface, vtable, 182 userdata); 183 } 184 185 int sd_bus_attach_event(sd_bus* bus, sd_event* e, int priority) override 186 { 187 return ::sd_bus_attach_event(bus, e, priority); 188 } 189 190 int sd_bus_call(sd_bus* bus, sd_bus_message* m, uint64_t usec, 191 sd_bus_error* ret_error, sd_bus_message** reply) override 192 { 193 return ::sd_bus_call(bus, m, usec, ret_error, reply); 194 } 195 196 int sd_bus_detach_event(sd_bus* bus) override 197 { 198 return ::sd_bus_detach_event(bus); 199 } 200 201 int sd_bus_emit_interfaces_added_strv(sd_bus* bus, const char* path, 202 char** interfaces) override 203 { 204 return ::sd_bus_emit_interfaces_added_strv(bus, path, interfaces); 205 } 206 207 int sd_bus_emit_interfaces_removed_strv(sd_bus* bus, const char* path, 208 char** interfaces) override 209 { 210 return ::sd_bus_emit_interfaces_removed_strv(bus, path, interfaces); 211 } 212 213 int sd_bus_emit_object_added(sd_bus* bus, const char* path) override 214 { 215 return ::sd_bus_emit_object_added(bus, path); 216 } 217 218 int sd_bus_emit_object_removed(sd_bus* bus, const char* path) override 219 { 220 return ::sd_bus_emit_object_removed(bus, path); 221 } 222 223 int sd_bus_emit_properties_changed_strv(sd_bus* bus, const char* path, 224 const char* interface, 225 char** names) override 226 { 227 return ::sd_bus_emit_properties_changed_strv(bus, path, interface, 228 names); 229 } 230 231 int sd_bus_error_set(sd_bus_error* e, const char* name, 232 const char* message) override 233 { 234 return ::sd_bus_error_set(e, name, message); 235 } 236 237 int sd_bus_error_set_const(sd_bus_error* e, const char* name, 238 const char* message) override 239 { 240 return ::sd_bus_error_set_const(e, name, message); 241 } 242 243 int sd_bus_error_get_errno(const sd_bus_error* e) override 244 { 245 return ::sd_bus_error_get_errno(e); 246 } 247 248 int sd_bus_error_set_errno(sd_bus_error* e, int error) override 249 { 250 return ::sd_bus_error_set_errno(e, error); 251 } 252 253 int sd_bus_error_is_set(const sd_bus_error* e) override 254 { 255 return ::sd_bus_error_is_set(e); 256 } 257 258 void sd_bus_error_free(sd_bus_error* e) override 259 { 260 return ::sd_bus_error_free(e); 261 } 262 263 sd_event* sd_bus_get_event(sd_bus* bus) override 264 { 265 return ::sd_bus_get_event(bus); 266 } 267 268 int sd_bus_get_fd(sd_bus* bus) override 269 { 270 return ::sd_bus_get_fd(bus); 271 } 272 273 int sd_bus_get_unique_name(sd_bus* bus, const char** unique) override 274 { 275 return ::sd_bus_get_unique_name(bus, unique); 276 } 277 278 int sd_bus_list_names(sd_bus* bus, char*** acquired, 279 char*** activatable) override 280 { 281 return ::sd_bus_list_names(bus, acquired, activatable); 282 } 283 284 int sd_bus_message_append_basic(sd_bus_message* message, char type, 285 const void* value) override 286 { 287 return ::sd_bus_message_append_basic(message, type, value); 288 } 289 290 int sd_bus_message_at_end(sd_bus_message* m, int complete) override 291 { 292 return ::sd_bus_message_at_end(m, complete); 293 } 294 295 int sd_bus_message_close_container(sd_bus_message* m) override 296 { 297 return ::sd_bus_message_close_container(m); 298 } 299 300 int sd_bus_message_enter_container(sd_bus_message* m, char type, 301 const char* contents) override 302 { 303 return ::sd_bus_message_enter_container(m, type, contents); 304 } 305 306 int sd_bus_message_exit_container(sd_bus_message* m) override 307 { 308 return ::sd_bus_message_exit_container(m); 309 } 310 311 sd_bus* sd_bus_message_get_bus(sd_bus_message* m) override 312 { 313 return ::sd_bus_message_get_bus(m); 314 } 315 316 int sd_bus_message_get_type(sd_bus_message* m, uint8_t* type) override 317 { 318 return ::sd_bus_message_get_type(m, type); 319 } 320 321 int sd_bus_message_get_cookie(sd_bus_message* m, uint64_t* cookie) override 322 { 323 return ::sd_bus_message_get_cookie(m, cookie); 324 } 325 326 int sd_bus_message_get_reply_cookie(sd_bus_message* m, 327 uint64_t* cookie) override 328 { 329 return ::sd_bus_message_get_reply_cookie(m, cookie); 330 } 331 332 const char* sd_bus_message_get_destination(sd_bus_message* m) override 333 { 334 return ::sd_bus_message_get_destination(m); 335 } 336 337 const char* sd_bus_message_get_interface(sd_bus_message* m) override 338 { 339 return ::sd_bus_message_get_interface(m); 340 } 341 342 const char* sd_bus_message_get_member(sd_bus_message* m) override 343 { 344 return ::sd_bus_message_get_member(m); 345 } 346 347 const char* sd_bus_message_get_path(sd_bus_message* m) override 348 { 349 return ::sd_bus_message_get_path(m); 350 } 351 352 const char* sd_bus_message_get_sender(sd_bus_message* m) override 353 { 354 return ::sd_bus_message_get_sender(m); 355 } 356 357 const char* sd_bus_message_get_signature(sd_bus_message* m, 358 int complete) override 359 { 360 return ::sd_bus_message_get_signature(m, complete); 361 } 362 363 int sd_bus_message_get_errno(sd_bus_message* m) override 364 { 365 return ::sd_bus_message_get_errno(m); 366 } 367 368 const sd_bus_error* sd_bus_message_get_error(sd_bus_message* m) override 369 { 370 return ::sd_bus_message_get_error(m); 371 } 372 373 int sd_bus_message_is_method_call(sd_bus_message* m, const char* interface, 374 const char* member) override 375 { 376 return ::sd_bus_message_is_method_call(m, interface, member); 377 } 378 379 int sd_bus_message_is_method_error(sd_bus_message* m, 380 const char* name) override 381 { 382 return ::sd_bus_message_is_method_error(m, name); 383 } 384 385 int sd_bus_message_is_signal(sd_bus_message* m, const char* interface, 386 const char* member) override 387 { 388 return ::sd_bus_message_is_signal(m, interface, member); 389 } 390 391 int sd_bus_message_new_method_call(sd_bus* bus, sd_bus_message** m, 392 const char* destination, 393 const char* path, const char* interface, 394 const char* member) override 395 { 396 return ::sd_bus_message_new_method_call(bus, m, destination, path, 397 interface, member); 398 } 399 400 int sd_bus_message_new_method_return(sd_bus_message* call, 401 sd_bus_message** m) override 402 { 403 return ::sd_bus_message_new_method_return(call, m); 404 } 405 406 int sd_bus_message_new_method_error(sd_bus_message* call, 407 sd_bus_message** m, const char* name, 408 const char* description) override 409 { 410 return ::sd_bus_message_new_method_errorf(call, m, name, "%s", 411 description); 412 } 413 414 int sd_bus_message_new_method_errno(sd_bus_message* call, 415 sd_bus_message** m, int error, 416 const sd_bus_error* p) override 417 { 418 return ::sd_bus_message_new_method_errno(call, m, error, p); 419 } 420 421 int sd_bus_message_new_signal(sd_bus* bus, sd_bus_message** m, 422 const char* path, const char* interface, 423 const char* member) override 424 { 425 return ::sd_bus_message_new_signal(bus, m, path, interface, member); 426 } 427 428 int sd_bus_message_open_container(sd_bus_message* m, char type, 429 const char* contents) override 430 { 431 return ::sd_bus_message_open_container(m, type, contents); 432 } 433 434 int sd_bus_message_read_basic(sd_bus_message* m, char type, 435 void* p) override 436 { 437 return ::sd_bus_message_read_basic(m, type, p); 438 } 439 440 sd_bus_message* sd_bus_message_ref(sd_bus_message* m) override 441 { 442 return ::sd_bus_message_ref(m); 443 } 444 445 int sd_bus_message_skip(sd_bus_message* m, const char* types) override 446 { 447 return ::sd_bus_message_skip(m, types); 448 } 449 450 int sd_bus_message_verify_type(sd_bus_message* m, char type, 451 const char* contents) override 452 { 453 return ::sd_bus_message_verify_type(m, type, contents); 454 } 455 456 int sd_bus_process(sd_bus* bus, sd_bus_message** r) override 457 { 458 return ::sd_bus_process(bus, r); 459 } 460 461 sd_bus* sd_bus_ref(sd_bus* bus) override 462 { 463 return ::sd_bus_ref(bus); 464 } 465 466 int sd_bus_request_name(sd_bus* bus, const char* name, 467 uint64_t flags) override 468 { 469 return ::sd_bus_request_name(bus, name, flags); 470 } 471 472 int sd_bus_send(sd_bus* bus, sd_bus_message* m, uint64_t* cookie) override 473 { 474 return ::sd_bus_send(bus, m, cookie); 475 } 476 477 sd_bus* sd_bus_unref(sd_bus* bus) override 478 { 479 return ::sd_bus_unref(bus); 480 } 481 482 sd_bus* sd_bus_flush_close_unref(sd_bus* bus) override 483 { 484 return ::sd_bus_flush_close_unref(bus); 485 } 486 487 int sd_bus_flush(sd_bus* bus) override 488 { 489 return ::sd_bus_flush(bus); 490 } 491 492 void sd_bus_close(sd_bus* bus) override 493 { 494 ::sd_bus_close(bus); 495 } 496 497 int sd_bus_wait(sd_bus* bus, uint64_t timeout_usec) override 498 { 499 return ::sd_bus_wait(bus, timeout_usec); 500 } 501 }; 502 503 extern SdBusImpl sdbus_impl; 504 505 } // namespace sdbusplus 506