직렬화 함수 작성 끝

impl/vulkan_engine/utilities.cpp

@@ -0,0 +1,26 @@
+#include "vulkan_engine/utilities.h"
+
+#include <fstream>
+
+namespace veng {
+bool streq(gsl::czstring left, gsl::czstring right) {
+  return std::strcmp(left, right) == 0;
+}
+std::vector<std::uint8_t> ReadFile(std::filesystem::path shader_path) {
+  if (!std::filesystem::exists(shader_path)) return {};
+  if (!std::filesystem::is_regular_file(shader_path)) return {};
+
+  std::ifstream file(shader_path, std::ios::binary);
+
+  if (!file.is_open()) return {};
+
+  std::uintmax_t file_size = std::filesystem::file_size(shader_path);
+  if (file_size > std::numeric_limits<std::uint32_t>::max()) return {};  // 방어
+
+  std::uint32_t size = static_cast<std::uint32_t>(file_size);
+  std::vector<std::uint8_t> buffer(size);
+  file.read(reinterpret_cast<char*>(buffer.data()), size);
+
+  return buffer;
+}
+}  // namespace veng