| /* |
| * |
| * Copyright (c) 2021 Project CHIP Authors |
| * All rights reserved. |
| * |
| * 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. |
| */ |
| |
| /** |
| * @file |
| * Logging implementation for Mbed platform |
| */ |
| |
| #include <lib/core/CHIPConfig.h> |
| #include <lib/support/logging/CHIPLogging.h> |
| #include <lib/support/logging/Constants.h> |
| #include <platform/logging/LogV.h> |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "mbed-trace/mbed_trace.h" |
| |
| #ifdef MBED_TRACE_FILTER_LENGTH |
| #define DEFAULT_TRACE_FILTER_LENGTH MBED_TRACE_FILTER_LENGTH |
| #else |
| #define DEFAULT_TRACE_FILTER_LENGTH 24 |
| #endif |
| |
| static const char * TRACE_GROUP = "CHIP"; |
| |
| namespace chip { |
| namespace DeviceLayer { |
| |
| /** |
| * Called whenever a log message is emitted by chip or LwIP. |
| * |
| * This function is intended be overridden by the application to, e.g., |
| * schedule output of queued log entries. |
| */ |
| void __attribute__((weak)) OnLogOutput() {} |
| |
| } // namespace DeviceLayer |
| |
| namespace Logging { |
| namespace Platform { |
| |
| /** |
| * Logging static buffer |
| */ |
| namespace { |
| char logMsgBuffer[CHIP_CONFIG_LOG_MESSAGE_MAX_SIZE]; |
| } |
| |
| /** |
| * CHIP log output functions. |
| */ |
| void LogV(const char * module, uint8_t category, const char * msg, va_list v) |
| { |
| size_t prefixLen = 0; |
| snprintf(logMsgBuffer, sizeof(logMsgBuffer), "[%s]", module); |
| logMsgBuffer[sizeof(logMsgBuffer) - 2] = 0; // -2 to allow at least one char for the vsnprintf |
| prefixLen = strlen(logMsgBuffer); |
| vsnprintf(logMsgBuffer + prefixLen, sizeof(logMsgBuffer) - prefixLen, msg, v); |
| |
| switch (category) |
| { |
| case kLogCategory_Error: |
| tr_err("%s", logMsgBuffer); |
| break; |
| case kLogCategory_Progress: |
| tr_info("%s", logMsgBuffer); |
| break; |
| case kLogCategory_Detail: |
| default: |
| tr_debug("%s", logMsgBuffer); |
| break; |
| } |
| |
| // Let the application know that a log message has been emitted. |
| DeviceLayer::OnLogOutput(); |
| } |
| |
| void mbed_logging_init() |
| { |
| // Mbed trace initialization |
| mbed_trace_init(); |
| mbed_trace_include_filters_set((char *) TRACE_GROUP); |
| mbed_trace_config_set(TRACE_ACTIVE_LEVEL_ALL | TRACE_MODE_COLOR); |
| |
| #if MBED_BSD_SOCKET_TRACE |
| char filtersStr[DEFAULT_TRACE_FILTER_LENGTH]; |
| auto filters = mbed_trace_include_filters_get(); |
| snprintf(filtersStr, sizeof(filtersStr), "%s,BSDS,NETS", filters); |
| mbed_trace_include_filters_set(filtersStr); |
| #endif |
| |
| #if MBED_DEBUG |
| chip::Logging::SetLogFilter(chip::Logging::LogCategory::kLogCategory_Detail); |
| #else |
| chip::Logging::SetLogFilter(chip::Logging::LogCategory::kLogCategory_Progress); |
| #endif |
| } |
| |
| } // namespace Platform |
| } // namespace Logging |
| } // namespace chip |