Add bootloader extension

include/icsneo/device/extensions/bootloader/parser/fwbin.h

@@ -0,0 +1,74 @@
+#ifndef __BOOTLOADER_FWBIN_H_
+#define __BOOTLOADER_FWBIN_H_
+
+#ifdef __cplusplus
+
+#include "icsneo/device/extensions/bootloader/parser/fwrepo.h"
+
+#include <cstdint>
+#include <fstream>
+#include <map>
+#include <optional>
+#include <string>
+#include <vector>
+
+namespace icsneo {
+
+namespace Bootloader {
+
+class FWBin : public FWRepo {
+public:
+	FWBin() = default;
+
+	bool load(const std::string& path);
+
+	const FirmwareSourceVersion& getVersion() const override { return version; }
+	bool getFW(const std::string& iefName, std::vector<uint8_t>& fw) const override;
+	std::optional<icsneo::DeviceAppVersion> getChipVersion(const std::string& iefName) const override;
+
+	static uint32_t HashDjb2(const std::string& str);
+
+private:
+	static constexpr const uint32_t SignatureHash = 0;
+
+	struct VersionTags {
+		const char* majorTag = nullptr;
+		const char* minorTag = nullptr;
+
+		operator bool() const {
+			return majorTag && minorTag;
+		}
+	};
+
+	static VersionTags GetVersionTags(const std::string& iefName);
+
+	struct TagData {
+		enum class Type : uint8_t {
+			DataBytes = 0,
+			DataLength = 1,
+			IEFVersion = 2,
+			Signature = 3,
+			Unknown = 0xFF
+		};
+
+		Type type = Type::Unknown;
+		std::streampos arrayPosition = 0;
+		uint32_t arrayLength = 0;
+
+		bool read(std::ifstream& stream, std::vector<uint8_t>& out) const;
+	};
+
+	bool readTag(const std::string& tag, std::vector<uint8_t>& out) const;
+
+	mutable std::ifstream file;
+	FirmwareSourceVersion version;
+	std::map<uint32_t, TagData> tags;
+};
+
+} // namespace Bootloader
+
+} // namespace icsneo
+
+#endif // __cplusplus
+
+#endif // __BOOTLOADER_FWBIN_H_