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/*
* Copyright (C) 2014 Pietro Cerutti <gahr@gahr.ch>
*
* SPDX-FileCopyrightText: 2024 Hiredict Contributors
* SPDX-FileCopyrightText: 2024 Pietro Cerutti <gahr@gahr.ch>
*
* SPDX-License-Identifier: BSD-3-Clause
* SPDX-License-Identifier: LGPL-3.0-or-later
*
*/
#ifndef __HIREDICT_QT_H__
#define __HIREDICT_QT_H__
#include <QSocketNotifier>
#include "../async.h"
static void RedictQtAddRead(void *);
static void RedictQtDelRead(void *);
static void RedictQtAddWrite(void *);
static void RedictQtDelWrite(void *);
static void RedictQtCleanup(void *);
class RedictQtAdapter : public QObject {
Q_OBJECT
friend
void RedictQtAddRead(void * adapter) {
RedictQtAdapter * a = static_cast<RedictQtAdapter *>(adapter);
a->addRead();
}
friend
void RedictQtDelRead(void * adapter) {
RedictQtAdapter * a = static_cast<RedictQtAdapter *>(adapter);
a->delRead();
}
friend
void RedictQtAddWrite(void * adapter) {
RedictQtAdapter * a = static_cast<RedictQtAdapter *>(adapter);
a->addWrite();
}
friend
void RedictQtDelWrite(void * adapter) {
RedictQtAdapter * a = static_cast<RedictQtAdapter *>(adapter);
a->delWrite();
}
friend
void RedictQtCleanup(void * adapter) {
RedictQtAdapter * a = static_cast<RedictQtAdapter *>(adapter);
a->cleanup();
}
public:
RedictQtAdapter(QObject * parent = 0)
: QObject(parent), m_ctx(0), m_read(0), m_write(0) { }
~RedictQtAdapter() {
if (m_ctx != 0) {
m_ctx->ev.data = NULL;
}
}
int setContext(redictAsyncContext * ac) {
if (ac->ev.data != NULL) {
return REDICT_ERR;
}
m_ctx = ac;
m_ctx->ev.data = this;
m_ctx->ev.addRead = RedictQtAddRead;
m_ctx->ev.delRead = RedictQtDelRead;
m_ctx->ev.addWrite = RedictQtAddWrite;
m_ctx->ev.delWrite = RedictQtDelWrite;
m_ctx->ev.cleanup = RedictQtCleanup;
return REDICT_OK;
}
private:
void addRead() {
if (m_read) return;
m_read = new QSocketNotifier(m_ctx->c.fd, QSocketNotifier::Read, 0);
connect(m_read, SIGNAL(activated(int)), this, SLOT(read()));
}
void delRead() {
if (!m_read) return;
delete m_read;
m_read = 0;
}
void addWrite() {
if (m_write) return;
m_write = new QSocketNotifier(m_ctx->c.fd, QSocketNotifier::Write, 0);
connect(m_write, SIGNAL(activated(int)), this, SLOT(write()));
}
void delWrite() {
if (!m_write) return;
delete m_write;
m_write = 0;
}
void cleanup() {
delRead();
delWrite();
}
private slots:
void read() { redictAsyncHandleRead(m_ctx); }
void write() { redictAsyncHandleWrite(m_ctx); }
private:
redictAsyncContext * m_ctx;
QSocketNotifier * m_read;
QSocketNotifier * m_write;
};
#endif /* !__HIREDICT_QT_H__ */
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