Add unpacktool

unpacktool/UPByteSwap.h

@@ -0,0 +1,45 @@
+#pragma once
+
+#include <stdint.h>
+
+#include "ByteSwap.h"
+
+inline uint32_t ParseUInt32BE(const uint8_t *bytes)
+{
+	return (bytes[0] << 24) | (bytes[1] << 16) | (bytes[2] << 8) | bytes[3];
+}
+
+inline int32_t ParseInt32BE(const uint8_t *bytes)
+{
+	return static_cast<int32_t>(ParseUInt32BE(bytes));
+}
+
+inline uint16_t ParseUInt16BE(const uint8_t *bytes)
+{
+	return (bytes[0] << 8) | bytes[1];
+}
+
+inline int16_t ParseInt16BE(const uint8_t *bytes)
+{
+	return static_cast<int16_t>(ParseInt16BE(bytes));
+}
+
+inline uint32_t ParseUInt32LE(const uint8_t *bytes)
+{
+	return (bytes[3] << 24) | (bytes[2] << 16) | (bytes[1] << 8) | bytes[0];
+}
+
+inline int32_t ParseInt32LE(const uint8_t *bytes)
+{
+	return static_cast<int32_t>(ParseUInt32LE(bytes));
+}
+
+inline uint16_t ParseUInt16LE(const uint8_t *bytes)
+{
+	return (bytes[1] << 8) | bytes[0];
+}
+
+inline int16_t ParseInt16LE(const uint8_t *bytes)
+{
+	return static_cast<int16_t>(ParseInt16LE(bytes));
+}