Closes #16

core/dbc_statement_handler.cpp

@@ -1,6 +1,7 @@
 // SPDX-License-Identifier: MIT
 #include "dbc_statement_handler.h"
 #include "text_utils.h"
+#include "signal_layout.h"
 #include <charconv>
 #include <cmath>
 #include <limits>
@@ -356,13 +357,9 @@ void DbcSignalHandler::Handle(const std::string &line, DbcParseContext &context)
     if (FindSignalByName(*context.currentFrame, signal.name) != nullptr)
         throw std::runtime_error("Duplicate signal name '" + signal.name +
                                  "' in frame '" + context.currentFrame->name + "'.");
-    const std::uint64_t payloadBits = static_cast<std::uint64_t>(context.currentFrame->dlc) * 8U;
-    std::uint64_t bit = signal.startBit;
-    for (std::uint32_t index = 0U; index < signal.length; ++index) {
-        if (bit >= payloadBits)
-            throw std::runtime_error("Signal exceeds the frame payload length.");
-        bit = NextSignalBit(bit, signal.isLittleEndian);
-    }
+    if (!IsValidSignalLayout(signal.startBit, signal.length, signal.isLittleEndian,
+                            context.currentFrame->dlc))
+        throw std::runtime_error("Signal exceeds the frame payload length.");
     context.currentFrame->signals.push_back(std::move(signal));
     context.signalLines.back().push_back(context.lineNumber);
 }