read_file utils

1 files changed, 19 insertions, 0 deletions

diff --git a/src/io/read_file.h b/src/io/read_file.h
new file mode 100644
index 0000000..201ae5b
--- /dev/null
+++ b/src/io/read_file.h
@@ -0,0 +1,19 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdio.h>
+
+enum mapping_type {
+  MT_MMAP,
+  MT_OWNED,
+};
+
+struct filebuf {
+  char *buf;
+  size_t sz;
+  enum mapping_type mapping_type;
+};
+
+struct filebuf *stream_to_filebuf(FILE *restrict stream);
+struct filebuf *file_to_filebuf(char *fname);
+void free_filebuf(struct filebuf *filebuf);