1 // Copyright 2021 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 #include "pw_thread_threadx/util.h" 15 16 #include "pw_function/function.h" 17 #include "pw_status/status.h" 18 #include "tx_api.h" 19 #include "tx_thread.h" 20 21 namespace pw::thread::threadx { 22 23 namespace internal { 24 25 // Iterates through all threads that haven't been deleted, calling the provided 26 // callback. ForEachThread(const TX_THREAD & starting_thread,const ThreadCallback & cb)27Status ForEachThread(const TX_THREAD& starting_thread, 28 const ThreadCallback& cb) { 29 const TX_THREAD* thread = &starting_thread; 30 do { 31 if (!cb(*thread)) { 32 // Early-terminate iteration if requested by the callback. 33 return Status::Aborted(); 34 } 35 thread = thread->tx_thread_created_next; 36 } while (thread != &starting_thread); 37 38 return OkStatus(); 39 } 40 41 } // namespace internal 42 ForEachThread(const ThreadCallback & cb)43Status ForEachThread(const ThreadCallback& cb) { 44 return internal::ForEachThread(*_tx_thread_created_ptr, cb); 45 } 46 47 } // namespace pw::thread::threadx 48