From 0e59c5f27cc3badd3e48a87bba39bdac9077e1a5 Mon Sep 17 00:00:00 2001
From: Shav Kinderlehrer <shav@trinket.icu>
Date: Mon, 10 Apr 2023 20:14:18 -0400
Subject: Breakup monolithic code

---
 src/lib/file.c | 41 +++++++++++++++++++++++++++++++++++++++++
 src/lib/lib.c  | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 78 insertions(+)
 create mode 100644 src/lib/file.c
 create mode 100644 src/lib/lib.c

(limited to 'src/lib')

diff --git a/src/lib/file.c b/src/lib/file.c
new file mode 100644
index 0000000..3464866
--- /dev/null
+++ b/src/lib/file.c
@@ -0,0 +1,41 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "file.h"
+#include "lib.h"
+
+struct filedata readfile(FILE *fp) {
+  struct filedata f;
+
+  f.lc = 0;
+  f.len = 0;
+
+  unsigned bufsize = 4;
+
+  f.buf = malloc(bufsize);
+  if (f.buf == NULL)
+    die("malloc");
+
+  char c;
+  while (fread(&c, sizeof(char), 1, fp) > 0) {
+    if (f.len == bufsize - 1) {
+      bufsize *= 2;
+
+      char *new_buf = realloc(f.buf, bufsize);
+      if (f.buf == NULL) {
+        free(f.buf);
+        die("realloc");
+      }
+
+      f.buf = new_buf;
+    }
+
+    if (c == '\n') {
+      f.lc++;
+    }
+
+    f.buf[f.len++] = c;
+  }
+
+  return f;
+}
diff --git a/src/lib/lib.c b/src/lib/lib.c
new file mode 100644
index 0000000..b358ed6
--- /dev/null
+++ b/src/lib/lib.c
@@ -0,0 +1,37 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+
+void die(const char *message) {
+  perror(message);
+  exit(1);
+}
+
+char *formatBytes(unsigned bytes, float *rounded) {
+  char *SIZES[] = {"bytes", "kB", "MB", "GB"};
+
+  unsigned size = bytes;
+  unsigned div = 0;
+  unsigned rem = 0;
+
+  while (size >= 1024 && div < (sizeof SIZES / sizeof *SIZES)) {
+    rem = (size % 1024);
+    div++;
+    size /= 1024;
+  }
+
+  *rounded = (float)size + (float)rem / 1024.0;
+
+  return SIZES[div];
+}
+
+int intlen(unsigned i) {
+  int l = 1;
+
+  while (i > 9) {
+    l++;
+    i /= 10;
+  }
+
+  return l;
+}
-- 
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