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/*
Copyright (C) 2014 PLVision.
This file is part of "Ostinato"
This is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
This module is developed by PLVision <developers@plvision.eu>
*/
#include "stpconfig.h"
#include "stp.h"
#include <QRegExpValidator>
#include <QIntValidator>
#define ONE_BYTE_MAX 255
#define TWO_BYTE_MAX 65535
#define FOUR_BYTE_MAX 4294967295U
#define BIT_0 0
#define BIT_7 7
#define ONE_BIT(pos) ((unsigned int)(1 << (pos)))
#define BYTES(byte) (byte * sizeof(unsigned char))
#define STR_BYTES_LEN(len) (BYTES(len) * 2)
class UNumberValidator : public QValidator
{
private:
quint64 min_;
quint64 max_;
public:
UNumberValidator(quint64 min, quint64 max, QObject * parent = 0)
: QValidator(parent), min_(min), max_(max){}
virtual ~UNumberValidator(){}
virtual QValidator::State validate(QString& input, int& /*pos*/) const
{
QValidator::State state = QValidator::Acceptable;
quint64 val = input.toULongLong();
if(val < min_ || val > max_)
state = QValidator::Invalid;
return state;
}
};
StpConfigForm::StpConfigForm(QWidget *parent)
: AbstractProtocolConfigForm(parent)
{
QRegExp reMac("([0-9,a-f,A-F]{2,2}[:-]){5,5}[0-9,a-f,A-F]{2,2}");
setupUi(this);
QRegExpValidator *validateMACAddress =
new QRegExpValidator(reMac, this);
UNumberValidator *validateByte =
new UNumberValidator(0, ONE_BYTE_MAX, this);
UNumberValidator *validate2Byte =
new UNumberValidator(0, TWO_BYTE_MAX, this);
UNumberValidator *validate4Byte =
new UNumberValidator(0, FOUR_BYTE_MAX, this);
ui_protocol_id->setValidator(validate2Byte);
ui_version_id->setValidator(validateByte);
ui_bpdu_type->setValidator(validateByte);
ui_root_id_priority->setValidator(validate2Byte);
ui_root_id->setValidator(validateMACAddress);
ui_root_path_cost->setValidator(validate4Byte);
ui_bridge_id_priority->setValidator(validate2Byte);
ui_bridge_id->setValidator(validateMACAddress);
ui_port_id_priority->setValidator(validateByte);
ui_port_id_number->setValidator(validateByte);
ui_message_age->setValidator(validate2Byte);
ui_max_age->setValidator(validate2Byte);
ui_hello_time->setValidator(validate2Byte);
ui_forward_delay->setValidator(validate2Byte);
}
StpConfigForm::~StpConfigForm()
{
}
StpConfigForm* StpConfigForm::createInstance()
{
return new StpConfigForm;
}
void StpConfigForm::loadWidget(AbstractProtocol *proto)
{
bool isOk;
ui_protocol_id->setText(
proto->fieldData(
StpProtocol::stp_protocol_id,
AbstractProtocol::FieldValue
).toString());
ui_version_id->setText(
proto->fieldData(
StpProtocol::stp_version_id,
AbstractProtocol::FieldValue
).toString());
ui_bpdu_type->setText(
proto->fieldData(
StpProtocol::stp_bpdu_type,
AbstractProtocol::FieldValue
).toString());
quint8 flags = proto->fieldData(
StpProtocol::stp_flags,
AbstractProtocol::FieldValue
).toUInt();
ui_flags_tc_check->setChecked(flags & ONE_BIT(BIT_0));
ui_flags_tca_check->setChecked(flags & ONE_BIT(BIT_7));
// root priority value stored as the first two bytes of stp_root_id
// and the last 6 bytes are root MAC address (IEEE802.1D-2008)
quint64 rootId = proto->fieldData(
StpProtocol::stp_root_id,
AbstractProtocol::FieldValue
).toULongLong(&isOk);
ui_root_id->setValue(rootId & 0x0000FFFFFFFFFFFFULL);
ui_root_id_priority->setText(QString::number(rootId >> 48));
ui_root_path_cost->setText(
proto->fieldData(
StpProtocol::stp_root_path_cost,
AbstractProtocol::FieldValue
).toString());
// bridge priority value stored as the first two bytes of stp_bridge_id
// and the last 6 bytes are bridge MAC address (IEEE802.1D-2008)
quint64 bridgeId = proto->fieldData(
StpProtocol::stp_bridge_id,
AbstractProtocol::FieldValue
).toULongLong(&isOk);
ui_bridge_id->setValue(bridgeId & 0x0000FFFFFFFFFFFFULL);
ui_bridge_id_priority->setText(QString::number(bridgeId >> 48));
// port priority is a first byte of stp_port_id field
// and port ID is a second byte (IEEE802.1D-2008)
uint portId = proto->fieldData(
StpProtocol::stp_port_id,
AbstractProtocol::FieldValue
).toUInt(&isOk);
ui_port_id_priority->setText(QString::number(portId >> 8));
ui_port_id_number->setText(QString::number(portId & ONE_BYTE_MAX));
ui_message_age->setText(
proto->fieldData(
StpProtocol::stp_message_age,
AbstractProtocol::FieldValue
).toString());
ui_max_age->setText(
proto->fieldData(
StpProtocol::stp_max_age,
AbstractProtocol::FieldValue
).toString());
ui_hello_time->setText(
proto->fieldData(
StpProtocol::stp_hello_time,
AbstractProtocol::FieldValue
).toString());
ui_forward_delay->setText(
proto->fieldData(
StpProtocol::stp_forward_delay,
AbstractProtocol::FieldValue
).toString());
}
void StpConfigForm::storeWidget(AbstractProtocol *proto)
{
bool isOk;
proto->setFieldData(
StpProtocol::stp_protocol_id,
QString("%1").arg(
ui_protocol_id->text().toUInt(&isOk) & TWO_BYTE_MAX));
proto->setFieldData(
StpProtocol::stp_version_id,
ui_version_id->text());
proto->setFieldData(
StpProtocol::stp_bpdu_type,
ui_bpdu_type->text());
char flags = 0;
if (ui_flags_tc_check->isChecked()) flags = flags | ONE_BIT(BIT_0);
if (ui_flags_tca_check->isChecked()) flags = flags | ONE_BIT(BIT_7);
proto->setFieldData(StpProtocol::stp_flags, flags);
// root priority value stored as the first two bytes of stp_root_id
// and the last 6 bytes are root MAC address (IEEE802.1D-2008)
quint64 rootIdPrio = ui_root_id_priority->text()
.toULongLong(&isOk) & TWO_BYTE_MAX;
quint64 rootId = ui_root_id->value() | (rootIdPrio << 48);
proto->setFieldData(StpProtocol::stp_root_id, rootId);
proto->setFieldData(
StpProtocol::stp_root_path_cost,
ui_root_path_cost->text());
// bridge priority value stored as the first two bytes of stp_bridge_id
// and the last 6 bytes are bridge MAC address (IEEE802.1D-2008)
quint64 bridgeIdPrio =
ui_bridge_id_priority->text().toULongLong(&isOk) & TWO_BYTE_MAX;
quint64 bridgeId = ui_bridge_id->value() | (bridgeIdPrio << 48);
proto->setFieldData(StpProtocol::stp_bridge_id, bridgeId);
// port priority is a first byte of stp_port_id field
// and port ID is a second byte (IEEE802.1D-2008)
ushort portIdPrio =
ui_port_id_priority->text().toUInt(&isOk, BASE_DEC) & ONE_BYTE_MAX;
ushort portId =
ui_port_id_number->text().toUInt(&isOk, BASE_DEC) & ONE_BYTE_MAX;
proto->setFieldData(StpProtocol::stp_port_id, portIdPrio << 8 | portId);
// timers
proto->setFieldData(
StpProtocol::stp_message_age,
ui_message_age->text().toUInt(&isOk, BASE_DEC) & TWO_BYTE_MAX);
proto->setFieldData(
StpProtocol::stp_max_age,
QString("%1").arg(
ui_max_age->text().toUInt(&isOk, BASE_DEC) & TWO_BYTE_MAX));
proto->setFieldData(
StpProtocol::stp_hello_time,
QString("%1").arg(
ui_hello_time->text().toUInt(&isOk, BASE_DEC) & TWO_BYTE_MAX));
proto->setFieldData(
StpProtocol::stp_forward_delay,
QString("%1").arg(
ui_forward_delay->text().toUInt(&isOk, BASE_DEC) & TWO_BYTE_MAX));
}
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