1 files changed, 44 insertions, 0 deletions
diff --git a/Source/QED/QedTableParserHelperFunctions.H b/Source/QED/QedTableParserHelperFunctions.H
new file mode 100644
index 000000000..a4c73adc4
--- /dev/null
+++ b/Source/QED/QedTableParserHelperFunctions.H
@@ -0,0 +1,44 @@
+#ifndef WARPX_amrex_qed_table_parser_helper_functions_h_
+#define WARPX_amrex_qed_table_parser_helper_functions_h_
+
+//This file contains helper functions to parse a char* array
+//into a lookup table
+
+#include <vector>
+#include <tuple>
+
+namespace QedUtils{
+    template <class T>
+    std::tuple<bool, std::vector<T>, const char*>parse_raw_data_vec(
+        const char* p_data, size_t how_many, const char* const p_last)
+    {
+        std::vector<T> res;
+        if(p_data + sizeof(T)*how_many > p_last)
+            return std::make_tuple(false, res, nullptr);
+
+        auto r_data = reinterpret_cast<const T*>(p_data);
+
+        res.assign(r_data, r_data + how_many);
+
+        p_data += sizeof(T)*how_many;
+        return std::make_tuple(true, res, p_data);
+    }
+
+    template <class T>
+    std::tuple<bool, T, const char*> parse_raw_data(
+        const char* p_data, const char* const p_last)
+    {
+        T res;
+        if(p_data + sizeof(T) > p_last)
+            return std::make_tuple(false, res, nullptr);
+
+        auto r_data = reinterpret_cast<const T*>(p_data);
+
+        res = *r_data;
+
+        p_data += sizeof(T);
+        return std::make_tuple(true, res, p_data);
+    }
+};
+
+#endif //WARPX_amrex_qed_table_parser_helper_functions_h_