1 files changed, 34 insertions, 0 deletions
diff --git a/src/bufio/impl.h b/src/bufio/impl.h
new file mode 100644
index 0000000..f5c3bcf
--- /dev/null
+++ b/src/bufio/impl.h
@@ -0,0 +1,34 @@
+#pragma once
+
+#include <u.h>
+#include <io.h>
+#include <bufio.h>
+
+enum
+{
+    BUF·max    = 4 * 8096,
+    BUF·size   = 4 * 4096,
+    BUF·ungets = 8,
+    BUF·err    = -1,
+    BUF·eof    = +1,
+};
+
+typedef struct Buffer
+{
+    uint8 eof;
+    int64 off;
+    int64 size;
+
+    byte* base;
+    byte* pos;
+    byte* end;
+    byte  b[];
+} Buffer;
+
+void* newbuffer(uintptr off, uintptr size);
+
+struct bufio·Scanner
+{
+    io·Reader r;
+    Buffer    buf;
+};