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/*
* 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;
}
}
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