Merge "Modularize logd." (c955d890) · Commits · e / os / android_system_core

logd/Android.mk

+29 −10

Original line number	Diff line number	Diff line
		@@ -2,12 +2,9 @@ LOCAL_PATH:= $(call my-dir)

		include $(CLEAR_VARS)

		LOCAL_MODULE:= logd

		LOCAL_INIT_RC := logd.rc
		LOCAL_MODULE:= liblogd

		LOCAL_SRC_FILES := \
		main.cpp \
		LogCommand.cpp \
		CommandListener.cpp \
		LogListener.cpp \
		@@ -15,6 +12,7 @@ LOCAL_SRC_FILES := \
		FlushCommand.cpp \
		LogBuffer.cpp \
		LogBufferElement.cpp \
		LogBufferInterface.cpp \
		LogTimes.cpp \
		LogStatistics.cpp \
		LogWhiteBlackList.cpp \
		@@ -25,12 +23,9 @@ LOCAL_SRC_FILES := \
		event.logtags

		LOCAL_SHARED_LIBRARIES := \
		libsysutils \
		liblog \
		libcutils \
		libbase \
		libpackagelistparser \
		libcap
		libbase

		LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)

		# This is what we want to do:
		# event_logtags = $(shell \
		@@ -46,6 +41,30 @@ event_flag += -DLIBLOG_LOG_TAG=1006

		LOCAL_CFLAGS := -Werror $(event_flag)

		include $(BUILD_STATIC_LIBRARY)

		include $(CLEAR_VARS)

		LOCAL_MODULE:= logd

		LOCAL_INIT_RC := logd.rc

		LOCAL_SRC_FILES := \
		main.cpp

		LOCAL_STATIC_LIBRARIES := \
		liblogd

		LOCAL_SHARED_LIBRARIES := \
		libsysutils \
		liblog \
		libcutils \
		libbase \
		libpackagelistparser \
		libcap

		LOCAL_CFLAGS := -Werror

		include $(BUILD_EXECUTABLE)

		include $(CLEAR_VARS)

+4 −3

Original line number	Diff line number	Diff line
		@@ -27,6 +27,7 @@
		#include <sysutils/SocketClient.h>

		#include "LogBufferElement.h"
		#include "LogBufferInterface.h"
		#include "LogStatistics.h"
		#include "LogTags.h"
		#include "LogTimes.h"
		@@ -74,7 +75,7 @@ static bool isMonotonic(const log_time& mono) {

		typedef std::list<LogBufferElement*> LogBufferElementCollection;

		class LogBuffer {
		class LogBuffer : public LogBufferInterface {
		LogBufferElementCollection mLogElements;
		pthread_rwlock_t mLogElementsLock;

		@@ -107,14 +108,14 @@ class LogBuffer {
		LastLogTimes& mTimes;

		explicit LogBuffer(LastLogTimes* times);
		~LogBuffer();
		~LogBuffer() override;
		void init();
		bool isMonotonic() {
		return monotonic;
		}

		int log(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid, pid_t tid,
		const char* msg, unsigned short len);
		const char* msg, unsigned short len) override;
		// lastTid is an optional context to help detect if the last previous
		// valid message was from the same source so we can differentiate chatty
		// filter types (identical or expired)

0 → 100644

+22 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2017 The Android Open Source Project
		*
		* 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 "LogBufferInterface.h"

		LogBufferInterface::LogBufferInterface() {
		}
		LogBufferInterface::~LogBufferInterface() {
		}
		No newline at end of file

0 → 100644

+40 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2012-2014 The Android Open Source Project
		*
		* 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.
		*/

		#ifndef _LOGD_LOG_BUFFER_INTERFACE_H__
		#define _LOGD_LOG_BUFFER_INTERFACE_H__

		#include <sys/types.h>

		#include <android-base/macros.h>
		#include <log/log_id.h>
		#include <log/log_time.h>

		// Abstract interface that handles log when log available.
		class LogBufferInterface {
		public:
		LogBufferInterface();
		virtual ~LogBufferInterface();
		// Handles a log entry when available in LogListener.
		// Returns the size of the handled log message.
		virtual int log(log_id_t log_id, log_time realtime, uid_t uid, pid_t pid,
		pid_t tid, const char* msg, unsigned short len) = 0;

		private:
		DISALLOW_COPY_AND_ASSIGN(LogBufferInterface);
		};

		#endif // _LOGD_LOG_BUFFER_INTERFACE_H__

+9 −6

Original line number	Diff line number	Diff line
		@@ -30,7 +30,7 @@
		#include "LogListener.h"
		#include "LogUtils.h"

		LogListener::LogListener(LogBuffer* buf, LogReader* reader)
		LogListener::LogListener(LogBufferInterface* buf, LogReader* reader)
		: SocketListener(getLogSocket(), false), logbuf(buf), reader(reader) {
		}

		@@ -102,12 +102,15 @@ bool LogListener::onDataAvailable(SocketClient* cli) {
		// NB: hdr.msg_flags & MSG_TRUNC is not tested, silently passing a
		// truncated message to the logs.

		if (logbuf->log((log_id_t)header->id, header->realtime, cred->uid,
		cred->pid, header->tid, msg,
		((size_t)n <= USHRT_MAX) ? (unsigned short)n : USHRT_MAX) >=
		0) {
		if (logbuf != nullptr) {
		int res = logbuf->log(
		(log_id_t)header->id, header->realtime, cred->uid, cred->pid,
		header->tid, msg,
		((size_t)n <= USHRT_MAX) ? (unsigned short)n : USHRT_MAX);
		if (res > 0 && reader != nullptr) {
		reader->notifyNewLog();
		}
		}

		return true;
		}