From 1ded2f0f812b109d14b5f5421305c3d790040dac Mon Sep 17 00:00:00 2001
From: Shav Kinderlehrer <shav@trinket.icu>
Date: Mon, 10 Apr 2023 12:51:42 -0400
Subject: Open file + make buffer

---
 src/lib.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/lib.c')

diff --git a/src/lib.c b/src/lib.c
index ef92935..0a98435 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -1,7 +1,26 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/ioctl.h>
 
 void die(const char *message) {
   perror(message);
   exit(1);
 }
+
+char *formatBytes(double *bytes) {
+  char *SIZES[] = {"bytes", "kB", "MB", "GB"};
+
+  size_t size = *bytes;
+  size_t div = 0;
+  size_t rem = 0;
+
+  while (size >= 1024 && div < (sizeof SIZES / sizeof *SIZES)) {
+    rem = (size % 1024);
+    div++;
+    size /= 1024;
+  }
+
+  *bytes = (float)size + (float)rem / 1024.0;
+
+  return SIZES[div];
+}
-- 
cgit v1.2.3