Implement name and author ports in system device

2 files changed, 26 insertions, 0 deletions

diff --git a/arm9/source/types/readbuf.c b/arm9/source/types/readbuf.c
new file mode 100644
index 0000000..eaee27a
--- /dev/null
+++ b/arm9/source/types/readbuf.c
@@ -0,0 +1,12 @@
+#include <nds.h>
+#include "readbuf.h"
+
+u8 rb_read(ReadBuf *buf) {
+    u8 output = buf->mem[buf->p];
+    if (output) buf->p++;
+    return output;
+}
+
+void rb_reset(ReadBuf *buf) {
+    buf->p = 0;
+}
diff --git a/arm9/source/types/readbuf.h b/arm9/source/types/readbuf.h
new file mode 100644
index 0000000..9077a69
--- /dev/null
+++ b/arm9/source/types/readbuf.h
@@ -0,0 +1,14 @@
+#include <nds.h>
+
+#ifndef READBUF_H_
+    #define READBUF_H_
+
+    typedef struct {
+        u8 *mem;
+        u8 p;
+    } ReadBuf;
+
+    u8 rb_read(ReadBuf *buf);
+    void rb_reset(ReadBuf *buf);
+
+#endif