better file structure for better separation

include/common/defs.hpp

@@ -0,0 +1,57 @@
+#pragma once
+
+#include <array>
+#include <vector>
+#include <sys/types.h>
+#include <string_view>
+#include <stdexcept>
+#include <fmt/format.h>
+#include <variant>
+
+typedef struct {
+    uint64_t frameNumber;
+    uint32_t expLength;
+    uint32_t packetNumber;
+    uint64_t bunchId;
+    uint64_t timestamp;
+    uint16_t modId;
+    uint16_t row;
+    uint16_t column;
+    uint16_t reserved;
+    uint32_t debug;
+    uint16_t roundRNumber;
+    uint8_t detType;
+    uint8_t version;
+    uint8_t packetMask[64];
+}__attribute__((packed)) sls_detector_header;
+
+struct xy {
+    int row;
+    int col;
+};
+
+// using image_shape = std::array<ssize_t, 2>;
+using dynamic_shape = std::vector<ssize_t>;
+
+enum class DetectorType { Jungfrau, Eiger, Mythen3, Moench };
+
+enum class TimingMode {Auto, Trigger};
+
+template<class T> 
+T StringTo(std::string sv){
+    return T(sv);
+}
+
+template<class T> 
+std::string toString(T sv){
+    return T(sv);
+}
+
+template <> DetectorType StringTo(std::string);
+template <> std::string toString(DetectorType type);
+
+
+template <> TimingMode StringTo(std::string);
+
+using DataTypeVariants = std::variant<uint16_t, uint32_t>;
+