| /* |
| * |
| * Copyright (c) 2021 Project CHIP Authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <lib/support/logging/CHIPLogging.h> |
| #include <stdio.h> |
| |
| namespace { |
| |
| constexpr size_t kMaxLogMessageLength = 256; |
| |
| using PythonLogCallback = void (*)(uint8_t category, const char * module, const char * message); |
| |
| PythonLogCallback sPythonLogCallback; |
| |
| void ENFORCE_FORMAT(3, 0) NativeLoggingCallback(const char * module, uint8_t category, const char * msg, va_list args) |
| { |
| if (sPythonLogCallback == nullptr) |
| { |
| return; |
| } |
| char buffer[kMaxLogMessageLength]; |
| vsnprintf(buffer, sizeof(buffer), msg, args); |
| buffer[sizeof(buffer) - 1] = 0; |
| |
| sPythonLogCallback(category, module, buffer); |
| } |
| |
| } // namespace |
| |
| extern "C" void pychip_logging_set_callback(PythonLogCallback callback) |
| { |
| if (callback == nullptr) |
| { |
| chip::Logging::SetLogRedirectCallback(nullptr); |
| sPythonLogCallback = callback; |
| } |
| else |
| { |
| sPythonLogCallback = callback; |
| chip::Logging::SetLogRedirectCallback(NativeLoggingCallback); |
| } |
| } |