| /* |
| * |
| * Copyright (c) 2013-2017 Nest Labs, Inc. |
| * 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 |
| * This file implements a platform-specific Weave log interface. |
| * |
| */ |
| |
| #include <stdarg.h> |
| #include <stdio.h> |
| |
| #import <Foundation/Foundation.h> |
| |
| #if TARGET_OS_IPHONE |
| #import <UIKit/UIKit.h> |
| #import <os/log.h> |
| #endif |
| |
| #include <Weave/Support/logging/WeaveLogging.h> |
| |
| #if WEAVE_ERROR_LOGGING || WEAVE_PROGRESS_LOGGING || WEAVE_DETAIL_LOGGING |
| |
| #define SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(v) \ |
| ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] != NSOrderedAscending) |
| |
| namespace nl { |
| |
| namespace Weave { |
| |
| namespace Logging { |
| |
| /* |
| * void Log() |
| * |
| * Description: |
| * This routine writes to the Foundation log stream, the |
| * specified Weave-related variable argument message for the |
| * specified Weave module and category. |
| * |
| * Input(s): |
| * aModule - An enumeration indicating the Weave module or |
| * subsystem the message is associated with. |
| * aCategory - An enumeration indicating the Weave category |
| * the message is associated with. |
| * aMsg - A NULL-terminated C string containing the message, |
| * with C Standard I/O-style format specifiers, to log. |
| * ... - A variable argument list, corresponding to format |
| * specifiers in the message. |
| * |
| * Output(s): |
| * N/A |
| * |
| * Returns: |
| * N/A |
| * |
| */ |
| void Log(uint8_t aModule, uint8_t aCategory, const char * aMsg, ...) |
| { |
| va_list v; |
| |
| va_start(v, aMsg); |
| |
| if (IsCategoryEnabled(aCategory)) { |
| char formattedMsg[512]; |
| size_t prefixLen; |
| |
| char moduleName[nlWeaveLoggingModuleNameLen + 1]; |
| GetModuleName(moduleName, aModule); |
| |
| prefixLen = snprintf(formattedMsg, sizeof(formattedMsg), "WEAVE:%s: %s", moduleName, |
| (aCategory == kLogCategory_Error) ? "ERROR: " : ""); |
| if (prefixLen >= sizeof(formattedMsg)) |
| prefixLen = sizeof(formattedMsg) - 1; |
| |
| vsnprintf(formattedMsg + prefixLen, sizeof(formattedMsg) - prefixLen, aMsg, v); |
| |
| // For versions >= iOS 10, NSLog is not using Apple System logger anymore |
| // So for the logs to always show up in device console, we need to use os_log |
| // with OS_LOG_DEFAULT which always gets logged in accordance with system's |
| // standard behavior |
| #if TARGET_OS_IPHONE |
| if (SYSTEM_VERSION_GREATER_THAN_OR_EQUAL_TO(@"10.0")) { |
| os_log(OS_LOG_DEFAULT, "%s", formattedMsg); |
| } else { |
| NSLog(@"%s", formattedMsg); |
| } |
| #else |
| NSLog(@"%s", formattedMsg); |
| #endif |
| } |
| |
| va_end(v); |
| } |
| |
| } // namespace Logging |
| |
| } // namespace Weave |
| |
| } // namespace nl |
| |
| #endif // WEAVE_ERROR_LOGGING || WEAVE_PROGRESS_LOGGING || WEAVE_DETAIL_LOGGING |