1 files changed, 29 insertions, 0 deletions
diff --git a/src/iobuf.h b/src/iobuf.h
new file mode 100644
index 0000000..cb28446
--- /dev/null
+++ b/src/iobuf.h
@@ -0,0 +1,29 @@
+#pragma once
+#include <stdint.h>
+#include <stddef.h>
+#include <stdbool.h>
+
+#include <sys/types.h>
+
+
+typedef struct prne_iobuf prne_iobuf_t;
+
+struct prne_iobuf {
+	uint8_t *m;
+	size_t size;
+	size_t avail;
+	size_t len;
+	bool ownership;
+};
+
+
+void prne_init_iobuf (prne_iobuf_t *ib);
+void prne_free_iobuf (prne_iobuf_t *ib);
+bool prne_alloc_iobuf (prne_iobuf_t *ib, const size_t ny_size);
+void prne_iobuf_setextbuf (
+	prne_iobuf_t *ib,
+	uint8_t *m,
+	const size_t size,
+	const size_t len);
+void prne_iobuf_reset (prne_iobuf_t *ib);
+void prne_iobuf_shift (prne_iobuf_t *ib, const ssize_t amount);