Changeset e280857 in mainline for uspace/lib/c
- Timestamp:
- 2011-08-18T12:35:59Z (14 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 99ac5cf
- Parents:
- 12f9f0d0
- Location:
- uspace/lib/c
- Files:
-
- 3 edited
Legend:
- Unmodified
- Added
- Removed
-
uspace/lib/c/generic/devman.c
r12f9f0d0 re280857 333 333 exch = devman_exchange_begin(DEVMAN_CLIENT); 334 334 if (exch == NULL) 335 return errno;335 return ENOMEM; 336 336 } 337 337 … … 364 364 } 365 365 366 int devman_device_get_handle_by_class(const char *classname,367 const char *devname, devman_handle_t *handle, unsigned int flags)368 {369 async_exch_t *exch;370 371 if (flags & IPC_FLAG_BLOCKING)372 exch = devman_exchange_begin_blocking(DEVMAN_CLIENT);373 else {374 exch = devman_exchange_begin(DEVMAN_CLIENT);375 if (exch == NULL)376 return errno;377 }378 379 ipc_call_t answer;380 aid_t req = async_send_1(exch, DEVMAN_DEVICE_GET_HANDLE_BY_CLASS,381 flags, &answer);382 sysarg_t retval = async_data_write_start(exch, classname,383 str_size(classname));384 385 if (retval != EOK) {386 devman_exchange_end(exch);387 async_wait_for(req, NULL);388 return retval;389 }390 391 retval = async_data_write_start(exch, devname,392 str_size(devname));393 394 devman_exchange_end(exch);395 396 if (retval != EOK) {397 async_wait_for(req, NULL);398 return retval;399 }400 401 async_wait_for(req, &retval);402 403 if (retval != EOK) {404 if (handle != NULL)405 *handle = (devman_handle_t) -1;406 407 return retval;408 }409 410 if (handle != NULL)411 *handle = (devman_handle_t) IPC_GET_ARG1(answer);412 413 return retval;414 }415 416 366 int devman_get_device_path(devman_handle_t handle, char *path, size_t path_size) 417 367 { 418 368 async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT); 419 369 if (exch == NULL) 420 return errno;370 return ENOMEM; 421 371 422 372 ipc_call_t answer; … … 463 413 } 464 414 415 int devman_fun_sid_to_handle(service_id_t sid, devman_handle_t *handle) 416 { 417 async_exch_t *exch = devman_exchange_begin(DEVMAN_CLIENT); 418 if (exch == NULL) 419 return ENOMEM; 420 421 sysarg_t retval = async_req_1_1(exch, DEVMAN_FUN_SID_TO_HANDLE, 422 sid, handle); 423 424 devman_exchange_end(exch); 425 return (int) retval; 426 } 427 465 428 /** @} 466 429 */ -
uspace/lib/c/include/devman.h
r12f9f0d0 re280857 38 38 39 39 #include <ipc/devman.h> 40 #include <ipc/loc.h> 40 41 #include <async.h> 41 42 #include <bool.h> … … 56 57 extern int devman_device_get_handle(const char *, devman_handle_t *, 57 58 unsigned int); 58 extern int devman_device_get_handle_by_class(const char *, const char *,59 devman_handle_t *, unsigned int);60 59 extern int devman_get_device_path(devman_handle_t, char *, size_t); 61 60 62 61 extern int devman_add_device_to_class(devman_handle_t, const char *); 62 extern int devman_fun_sid_to_handle(service_id_t, devman_handle_t *); 63 63 64 64 #endif -
uspace/lib/c/include/ipc/devman.h
r12f9f0d0 re280857 149 149 typedef enum { 150 150 DEVMAN_DEVICE_GET_HANDLE = IPC_FIRST_USER_METHOD, 151 DEVMAN_DEVICE_GET_ HANDLE_BY_CLASS,152 DEVMAN_ DEVICE_GET_DEVICE_PATH151 DEVMAN_DEVICE_GET_DEVICE_PATH, 152 DEVMAN_FUN_SID_TO_HANDLE 153 153 } client_to_devman_t; 154 154
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