Got started on readfile

1 files changed, 28 insertions, 0 deletions

diff --git a/src/fileops.c b/src/fileops.c
new file mode 100644
index 0000000..ca5171d
--- /dev/null
+++ b/src/fileops.c
@@ -0,0 +1,28 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "include/fileops.h"
+
+uint8_t *readdb(char *filename)
+{
+  FILE *fp = fopen(filename, "rb");
+  if (fp == NULL)
+    return NULL;
+
+  int len = 10;
+  uint8_t *buf = calloc(len, sizeof(uint8_t));
+  int c, i = 0;
+  while ((c = fgetc(fp)) != EOF) {
+    if (i >= len) {
+      len *= 2;
+      buf = realloc(buf, len * sizeof(uint8_t));
+      memset(buf + i, 0, (len - i) * sizeof(uint8_t));
+    }
+    buf[i++] = c;
+  }
+
+  fclose(fp);
+  return buf;
+}