/* * Copyright (C) 2010 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 <stdlib.h> #include <unistd.h> #include <cutils/log.h> #include <cutils/properties.h> #include <utils/Endian.h> #include <utils/Timers.h> #include <ui/GraphicLog.h> namespace android { ANDROID_SINGLETON_STATIC_INSTANCE(GraphicLog) static inline void writeInt32(uint8_t* base, size_t& pos, int32_t value) { #ifdef HAVE_LITTLE_ENDIAN int32_t v = value; #else int32_t v = htole32(value); #endif base[pos] = EVENT_TYPE_INT; memcpy(&base[pos+1], &v, sizeof(int32_t)); pos += 1+sizeof(int32_t); } static inline void writeInt64(uint8_t* base, size_t& pos, int64_t value) { #ifdef HAVE_LITTLE_ENDIAN int64_t v = value; #else int64_t v = htole64(value); #endif base[pos] = EVENT_TYPE_LONG; memcpy(&base[pos+1], &v, sizeof(int64_t)); pos += 1+sizeof(int64_t); } void GraphicLog::logImpl(int32_t tag, int32_t buffer) { uint8_t scratch[2 + 2 + sizeof(int32_t) + sizeof(int64_t)]; size_t pos = 0; scratch[pos++] = EVENT_TYPE_LIST; scratch[pos++] = 2; writeInt32(scratch, pos, buffer); writeInt64(scratch, pos, ns2ms( systemTime( SYSTEM_TIME_MONOTONIC ) )); android_bWriteLog(tag, scratch, sizeof(scratch)); } void GraphicLog::logImpl(int32_t tag, int32_t identity, int32_t buffer) { uint8_t scratch[2 + 3 + sizeof(int32_t) + sizeof(int32_t) + sizeof(int64_t)]; size_t pos = 0; scratch[pos++] = EVENT_TYPE_LIST; scratch[pos++] = 3; writeInt32(scratch, pos, buffer); writeInt32(scratch, pos, identity); writeInt64(scratch, pos, ns2ms( systemTime( SYSTEM_TIME_MONOTONIC ) )); android_bWriteLog(tag, scratch, sizeof(scratch)); } GraphicLog::GraphicLog() : mEnabled(0) { char property[PROPERTY_VALUE_MAX]; if (property_get("debug.graphic_log", property, NULL) > 0) { mEnabled = atoi(property); } } void GraphicLog::setEnabled(bool enable) { mEnabled = enable; } }