93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
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/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdlib.h>
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#include <unistd.h>
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#include <cutils/log.h>
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#include <cutils/properties.h>
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#include <utils/Endian.h>
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#include <utils/Timers.h>
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#include <ui/GraphicLog.h>
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namespace android {
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ANDROID_SINGLETON_STATIC_INSTANCE(GraphicLog)
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static inline
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void writeInt32(uint8_t* base, size_t& pos, int32_t value) {
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#ifdef HAVE_LITTLE_ENDIAN
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int32_t v = value;
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#else
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int32_t v = htole32(value);
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#endif
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base[pos] = EVENT_TYPE_INT;
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memcpy(&base[pos+1], &v, sizeof(int32_t));
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pos += 1+sizeof(int32_t);
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}
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static inline
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void writeInt64(uint8_t* base, size_t& pos, int64_t value) {
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#ifdef HAVE_LITTLE_ENDIAN
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int64_t v = value;
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#else
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int64_t v = htole64(value);
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#endif
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base[pos] = EVENT_TYPE_LONG;
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memcpy(&base[pos+1], &v, sizeof(int64_t));
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pos += 1+sizeof(int64_t);
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}
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void GraphicLog::logImpl(int32_t tag, int32_t buffer)
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{
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uint8_t scratch[2 + 2 + sizeof(int32_t) + sizeof(int64_t)];
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size_t pos = 0;
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scratch[pos++] = EVENT_TYPE_LIST;
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scratch[pos++] = 2;
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writeInt32(scratch, pos, buffer);
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writeInt64(scratch, pos, ns2ms( systemTime( SYSTEM_TIME_MONOTONIC ) ));
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android_bWriteLog(tag, scratch, sizeof(scratch));
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}
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void GraphicLog::logImpl(int32_t tag, int32_t identity, int32_t buffer)
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{
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uint8_t scratch[2 + 3 + sizeof(int32_t) + sizeof(int32_t) + sizeof(int64_t)];
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size_t pos = 0;
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scratch[pos++] = EVENT_TYPE_LIST;
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scratch[pos++] = 3;
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writeInt32(scratch, pos, buffer);
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writeInt32(scratch, pos, identity);
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writeInt64(scratch, pos, ns2ms( systemTime( SYSTEM_TIME_MONOTONIC ) ));
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android_bWriteLog(tag, scratch, sizeof(scratch));
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}
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GraphicLog::GraphicLog()
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: mEnabled(0)
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{
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char property[PROPERTY_VALUE_MAX];
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if (property_get("debug.graphic_log", property, NULL) > 0) {
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mEnabled = atoi(property);
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}
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}
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void GraphicLog::setEnabled(bool enable)
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{
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mEnabled = enable;
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}
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}
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