moved asset_processor to new location

tools/src/asset_processor/reader.h

@@ -0,0 +1,50 @@
+#ifndef READER_H
+#define READER_H
+
+#include <stdint.h>
+#include <vector>
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+typedef int8_t s8;
+typedef int16_t s16;
+typedef int32_t s32;
+typedef int64_t s64;
+
+class Reader {
+  public:
+    Reader(const std::vector<char>& baserom, int start, int size) {
+        auto first = baserom.begin() + start;
+        auto last = baserom.begin() + start + size;
+        data = std::vector<char>(first, last);
+    }
+
+    u8 read_u8() {
+        return this->data[this->cursor++];
+    }
+
+    s8 read_s8() {
+        return (s8)this->read_u8();
+    }
+
+    u16 read_u16() {
+        u16 val = (u8)this->data[this->cursor] + (((u8)this->data[this->cursor + 1]) << 8);
+        this->cursor += 2;
+        return val;
+    }
+
+    u32 read_u32() {
+        u32 val = ((u8)this->data[this->cursor]) + (((u8)this->data[this->cursor + 1]) << 8) +
+                  (((u8)this->data[this->cursor + 2]) << 16) + (((u8)this->data[this->cursor + 3]) << 24);
+        this->cursor += 4;
+        return val;
+    }
+    int cursor = 0;
+
+  private:
+    std::vector<char> data;
+};
+
+#endif