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/*
* Copyright (C) 2011 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 "rsFifoSocket.h"
#include "utils/Timers.h"
#include "utils/StopWatch.h"
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
using namespace android;
using namespace android::renderscript;
FifoSocket::FifoSocket() {
sequence = 1;
}
FifoSocket::~FifoSocket() {
}
bool FifoSocket::init() {
int ret = socketpair(AF_UNIX, SOCK_STREAM, 0, sv);
return false;
}
void FifoSocket::shutdown() {
}
void FifoSocket::writeAsync(const void *data, size_t bytes) {
if (bytes == 0) {
return;
}
//LOGE("writeAsync %p %i", data, bytes);
size_t ret = ::send(sv[0], data, bytes, 0);
//LOGE("writeAsync ret %i", ret);
rsAssert(ret == bytes);
}
void FifoSocket::writeWaitReturn(void *retData, size_t retBytes) {
//LOGE("writeWaitReturn %p %i", retData, retBytes);
size_t ret = ::recv(sv[0], retData, retBytes, 0);
//LOGE("writeWaitReturn %i", ret);
rsAssert(ret == retBytes);
}
size_t FifoSocket::read(void *data, size_t bytes) {
//LOGE("read %p %i", data, bytes);
size_t ret = ::recv(sv[1], data, bytes, 0);
rsAssert(ret == bytes);
//LOGE("read ret %i", ret);
return ret;
}
void FifoSocket::readReturn(const void *data, size_t bytes) {
LOGE("readReturn %p %Zu", data, bytes);
size_t ret = ::send(sv[1], data, bytes, 0);
LOGE("readReturn %Zu", ret);
rsAssert(ret == bytes);
}
void FifoSocket::flush() {
}
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