Add openpilot tools

tools/cabana/dbc/dbcmanager.h

@@ -0,0 +1,74 @@
+#pragma once
+
+#include <QObject>
+#include <memory>
+#include <map>
+#include <set>
+#include <vector>
+
+#include "tools/cabana/dbc/dbcfile.h"
+
+typedef std::set<int> SourceSet;
+const SourceSet SOURCE_ALL = {-1};
+const int INVALID_SOURCE = 0xff;
+inline bool operator<(const std::shared_ptr<DBCFile> &l, const std::shared_ptr<DBCFile> &r) { return l.get() < r.get(); }
+
+class DBCManager : public QObject {
+  Q_OBJECT
+
+public:
+  DBCManager(QObject *parent) : QObject(parent) {}
+  ~DBCManager() {}
+  bool open(const SourceSet &sources, const QString &dbc_file_name, QString *error = nullptr);
+  bool open(const SourceSet &sources, const QString &name, const QString &content, QString *error = nullptr);
+  void close(const SourceSet &sources);
+  void close(DBCFile *dbc_file);
+  void closeAll();
+
+  void addSignal(const MessageId &id, const cabana::Signal &sig);
+  void updateSignal(const MessageId &id, const QString &sig_name, const cabana::Signal &sig);
+  void removeSignal(const MessageId &id, const QString &sig_name);
+
+  void updateMsg(const MessageId &id, const QString &name, uint32_t size, const QString &node, const QString &comment);
+  void removeMsg(const MessageId &id);
+
+  QString newMsgName(const MessageId &id);
+  QString newSignalName(const MessageId &id);
+  const std::vector<uint8_t>& mask(const MessageId &id);
+
+  const std::map<uint32_t, cabana::Msg> &getMessages(uint8_t source);
+  cabana::Msg *msg(const MessageId &id);
+  cabana::Msg* msg(uint8_t source, const QString &name);
+
+  QStringList signalNames();
+  int signalCount(const MessageId &id);
+  int signalCount();
+  int msgCount();
+  int dbcCount();
+  int nonEmptyDBCCount();
+
+  const SourceSet sources(const DBCFile *dbc_file) const;
+  DBCFile *findDBCFile(const uint8_t source);
+  inline DBCFile *findDBCFile(const MessageId &id) { return findDBCFile(id.source); }
+  std::set<DBCFile *> allDBCFiles();
+
+signals:
+  void signalAdded(MessageId id, const cabana::Signal *sig);
+  void signalRemoved(const cabana::Signal *sig);
+  void signalUpdated(const cabana::Signal *sig);
+  void msgUpdated(MessageId id);
+  void msgRemoved(MessageId id);
+  void DBCFileChanged();
+  void maskUpdated();
+
+private:
+  std::map<int, std::shared_ptr<DBCFile>> dbc_files;
+};
+
+DBCManager *dbc();
+
+QString toString(const SourceSet &ss);
+inline QString msgName(const MessageId &id) {
+  auto msg = dbc()->msg(id);
+  return msg ? msg->name : UNTITLED;
+}