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Support encode Access Bits(in the Trailer Decoder)

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wh201906
2020-08-06 14:53:49 +08:00
parent 46b3912e82
commit 7dfabb60e9
5 changed files with 288 additions and 63 deletions
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ui/mf_trailerdecoderdialog.cpp
+50 -23
View File
@@ -15,6 +15,10 @@ MF_trailerDecoderDialog::MF_trailerDecoderDialog(QWidget *parent) :
sizeGroup->addButton(ui->size4Button, 4);
sizeGroup->addButton(ui->size16Button, 16);
connect(sizeGroup, QOverload<int, bool>::of(&QButtonGroup::buttonToggled), this, &MF_trailerDecoderDialog::on_blockSizeChanged);
connect(ui->C0Box, &QSpinBox::textChanged, this, &MF_trailerDecoderDialog::on_boxChanged);
connect(ui->C1Box, &QSpinBox::textChanged, this, &MF_trailerDecoderDialog::on_boxChanged);
connect(ui->C2Box, &QSpinBox::textChanged, this, &MF_trailerDecoderDialog::on_boxChanged);
connect(ui->C3Box, &QSpinBox::textChanged, this, &MF_trailerDecoderDialog::on_boxChanged);
ui->dataBlockWidget->setRowCount(3);
ui->dataBlockWidget->setColumnCount(4);
@@ -26,37 +30,26 @@ MF_trailerDecoderDialog::~MF_trailerDecoderDialog()
{
delete ui;
}
void MF_trailerDecoderDialog::on_accessBitsEdit_textEdited(const QString &arg1)
void MF_trailerDecoderDialog::on_accessBitsEdit_textChanged(const QString &arg1)
{
QString input = arg1;
input.remove(" ");
if(input.length() < 6)
{
ui->isAccessBitsValidLabel->setText("");
return;
}
input = input.left(6);
quint32 result = input.toUInt(nullptr, 16);
quint8 halfBytes[6];
for(int i = 0; i < 6; i++)
{
halfBytes[i] = (result >> ((5 - i) * 4)) & 0xf;
}
qDebug() << result;
if((~halfBytes[0] & 0xf) != halfBytes[5] || (~halfBytes[1] & 0xf) != halfBytes[2] || (~halfBytes[3] & 0xf) != halfBytes[4])
ui->C0Box->blockSignals(true);
ui->C1Box->blockSignals(true);
ui->C2Box->blockSignals(true);
ui->C3Box->blockSignals(true);
QList<quint8> ACBits = Mifare::data_getACBits(arg1);
if(ACBits.size() == 0)
{
ui->isAccessBitsValidLabel->setStyleSheet("color:rgb(200, 0, 0)");
ui->isAccessBitsValidLabel->setText(tr("Invalid! It could make the whole sector blocked irreversibly!"));
ui->isAccessBitsValidLabel->setText(tr("Invalid!\nIt could make the whole sector blocked irreversibly!"));
}
else
{
ui->C0Box->setValue(ACBits[0]);
ui->C1Box->setValue(ACBits[1]);
ui->C2Box->setValue(ACBits[2]);
ui->C3Box->setValue(ACBits[3]);
ui->isAccessBitsValidLabel->setStyleSheet("color:rgb(0, 200, 0)");
ui->isAccessBitsValidLabel->setText(tr("Valid"));
quint8 ACBits[4];
for(int i = 0; i < 4; i++)
{
ACBits[i] = (((halfBytes[4] >> i) & 1) << 2) | (((halfBytes[5] >> i) & 1) << 1) | (((halfBytes[2] >> i) & 1) << 0);
}
bool isKeyBReadable = ACBits[3] == 0 || ACBits[3] == 1 || ACBits[3] == 4;
for(int j = 0; j < 3; j++)
{
@@ -80,6 +73,10 @@ void MF_trailerDecoderDialog::on_accessBitsEdit_textEdited(const QString &arg1)
}
}
}
ui->C0Box->blockSignals(false);
ui->C1Box->blockSignals(false);
ui->C2Box->blockSignals(false);
ui->C3Box->blockSignals(false);
}
void MF_trailerDecoderDialog::on_blockSizeChanged(int id, bool st)
@@ -125,3 +122,33 @@ void MF_trailerDecoderDialog::setTableItem(QTableWidget* widget, int row, int co
}
widget->item(row, column)->setText(text);
}
void MF_trailerDecoderDialog::on_boxChanged(const QString &arg1)
{
quint8 ACBits[4];
ACBits[0] = ui->C0Box->value();
ACBits[1] = ui->C1Box->value();
ACBits[2] = ui->C2Box->value();
ACBits[3] = ui->C3Box->value();
quint8 halfBytes[6] = {0, 0, 0, 0, 0, 0};
for(int i = 0; i < 4; i++)
{
halfBytes[2] |= (((ACBits[i] >> 0) & 1) << i);
halfBytes[5] |= (((ACBits[i] >> 1) & 1) << i);
halfBytes[4] |= (((ACBits[i] >> 2) & 1) << i);
}
halfBytes[0] = (~halfBytes[5]) & 0xf;
halfBytes[1] = (~halfBytes[2]) & 0xf;
halfBytes[3] = (~halfBytes[4]) & 0xf;
QString result;
for(int i = 0; i < 3; i++)
{
result += QString::number(halfBytes[i * 2], 16);
result += QString::number(halfBytes[i * 2 + 1], 16);
result += " ";
}
result = result.toUpper();
ui->accessBitsEdit->setText(result);
}
ui/mf_trailerdecoderdialog.h
+3 -1
View File
@@ -23,9 +23,11 @@ public:
private slots:
void on_accessBitsEdit_textEdited(const QString &arg1);
void on_accessBitsEdit_textChanged(const QString &arg1);
void on_blockSizeChanged(int id, bool st);
void on_boxChanged(const QString &arg1);
private:
Ui::MF_trailerDecoderDialog *ui;
QRegularExpressionValidator* validator;
ui/mf_trailerdecoderdialog.ui
+199 -25
View File
@@ -6,37 +6,16 @@
<rect>
<x>0</x>
<y>0</y>
<width>531</width>
<height>436</height>
<width>534</width>
<height>507</height>
</rect>
</property>
<property name="windowTitle">
<string>Trailer Decoder</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout_2">
<layout class="QVBoxLayout" name="verticalLayout_7">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>Trailer Data:(Input the Access Bits, like &quot;FF 07 80 69&quot; or &quot;FF 07 80&quot;)</string>
</property>
</widget>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_3">
<item>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QLineEdit" name="accessBitsEdit"/>
</item>
<item>
<widget class="QLabel" name="isAccessBitsValidLabel">
<property name="text">
<string/>
</property>
</widget>
</item>
</layout>
</item>
<layout class="QHBoxLayout" name="horizontalLayout_2">
<item>
<widget class="QGroupBox" name="sizeGroupBox">
<property name="title">
@@ -63,6 +42,191 @@
</layout>
</widget>
</item>
<item>
<spacer name="horizontalSpacer">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>40</width>
<height>20</height>
</size>
</property>
</spacer>
</item>
</layout>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_5">
<item>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>Trailer Data:
(like &quot;FF0780&quot; or &quot;FF 07 80&quot;)</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="accessBitsEdit"/>
</item>
<item>
<widget class="QLabel" name="isAccessBitsValidLabel">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Fixed">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="minimumSize">
<size>
<width>0</width>
<height>40</height>
</size>
</property>
<property name="text">
<string/>
</property>
<property name="alignment">
<set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignTop</set>
</property>
</widget>
</item>
<item>
<spacer name="verticalSpacer_2">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<property name="sizeType">
<enum>QSizePolicy::MinimumExpanding</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>20</width>
<height>0</height>
</size>
</property>
</spacer>
</item>
</layout>
</item>
<item>
<layout class="QVBoxLayout" name="verticalLayout_6">
<item>
<widget class="QLabel" name="label_4">
<property name="text">
<string>Or set bits manually</string>
</property>
</widget>
</item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_3">
<item>
<layout class="QVBoxLayout" name="verticalLayout_2">
<property name="spacing">
<number>0</number>
</property>
<item>
<widget class="QLabel" name="label_6">
<property name="text">
<string>Cx0</string>
</property>
</widget>
</item>
<item>
<widget class="QSpinBox" name="C0Box">
<property name="maximum">
<number>7</number>
</property>
</widget>
</item>
</layout>
</item>
<item>
<layout class="QVBoxLayout" name="verticalLayout_3">
<property name="spacing">
<number>0</number>
</property>
<item>
<widget class="QLabel" name="label_7">
<property name="text">
<string>Cx1</string>
</property>
</widget>
</item>
<item>
<widget class="QSpinBox" name="C1Box">
<property name="maximum">
<number>7</number>
</property>
</widget>
</item>
</layout>
</item>
<item>
<layout class="QVBoxLayout" name="verticalLayout_4">
<property name="spacing">
<number>0</number>
</property>
<item>
<widget class="QLabel" name="label_8">
<property name="text">
<string>Cx2</string>
</property>
</widget>
</item>
<item>
<widget class="QSpinBox" name="C2Box">
<property name="maximum">
<number>7</number>
</property>
</widget>
</item>
</layout>
</item>
<item>
<layout class="QVBoxLayout" name="verticalLayout_5">
<property name="spacing">
<number>0</number>
</property>
<item>
<widget class="QLabel" name="label_9">
<property name="text">
<string>Cx3</string>
</property>
</widget>
</item>
<item>
<widget class="QSpinBox" name="C3Box">
<property name="maximum">
<number>7</number>
</property>
</widget>
</item>
</layout>
</item>
</layout>
</item>
<item>
<spacer name="verticalSpacer">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<property name="sizeType">
<enum>QSizePolicy::MinimumExpanding</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>20</width>
<height>0</height>
</size>
</property>
</spacer>
</item>
</layout>
</item>
</layout>
</item>
<item>
@@ -188,6 +352,16 @@ Rev. 3.2 — 23 November 2017</string>
</item>
</layout>
</item>
<item>
<widget class="QLabel" name="label_10">
<property name="text">
<string>Note:the Access Bits usually contains 4 bytes(8 hex symbols), but only the first 3 bytes matters. You can set the 4th byte randomly.</string>
</property>
<property name="wordWrap">
<bool>true</bool>
</property>
</widget>
</item>
</layout>
</widget>
<resources/>