split afdpageaddress into new class

1 files changed, 61 insertions, 0 deletions

diff --git a/afdpageaddress.cc b/afdpageaddress.cc
new file mode 100644
index 0000000..708dcef
--- /dev/null
+++ b/afdpageaddress.cc
@@ -0,0 +1,61 @@
+#include <QtCore/QDebug>
+#include <QtCore/QStringList>
+#include "afdpageaddress.h"
+
+namespace {
+quint64 addressToUint64(uint section, uint segment, uint shelf, uint book, uint page)
+{
+	return quint64(section & 0xFFFU) << 52 |
+	       quint64(segment & 0xFFFU) << 40 | quint64(shelf & 0xFFFFU) << 24 |
+	       quint64(book & 0xFFFU) << 12 | quint64(page & 0xFFFU);
+}
+}
+
+AfdPageAddress::AfdPageAddress(uint section, uint segment, uint shelf, uint book, uint page)
+    : v(addressToUint64(section, segment, shelf, book, page))
+{
+}
+
+AfdPageAddress::AfdPageAddress(uint segment, uint shelf, uint book, uint page)
+    : v(addressToUint64(0, segment, shelf, book, page))
+{
+}
+
+AfdPageAddress::AfdPageAddress(const QString &addr)
+{
+	uint section, segment, shelf, book, page;
+	QStringList parts = addr.split('.');
+	if (parts.count() == 5) {
+		section = parts[0].toUInt();
+		segment = parts[1].toUInt();
+		shelf = parts[2].toUInt();
+		book = parts[3].toUInt();
+		page = parts[4].toUInt();
+	} else if (parts.count() == 4) {
+		section = 0;
+		segment = parts[0].toUInt();
+		shelf = parts[1].toUInt();
+		book = parts[2].toUInt();
+		page = parts[3].toUInt();
+	} else {
+		qWarning() << "Unknown page address syntax:" << addr;
+	}
+	v = addressToUint64(section, segment, shelf, book, page);
+}
+
+QString AfdPageAddress::toString() const
+{
+	QStringList l;
+	l.reserve(5);
+
+	if (section()) {
+		l.append(QString::number(section()));
+	}
+
+	l.append(QString::number(segment()));
+	l.append(QString::number(shelf()));
+	l.append(QString::number(book()));
+	l.append(QString::number(page()));
+
+	return l.join(".");
+}