From 8b3770df801196d15a3b95575b803f2ab81d5a84 Mon Sep 17 00:00:00 2001
From: nils polek <nils@polek.de>
Date: Sun, 3 Dec 2023 16:10:33 +0100
Subject: [PATCH] added codeReader and consts.c

---
 codeReader.c | 32 ++++++++++++++++++++++++++++++++
 consts.c     |  7 +++++++
 2 files changed, 39 insertions(+)
 create mode 100644 codeReader.c
 create mode 100644 consts.c

diff --git a/codeReader.c b/codeReader.c
new file mode 100644
index 0000000..ca66ddb
--- /dev/null
+++ b/codeReader.c
@@ -0,0 +1,32 @@
+#ifndef CODEREADER
+#define CODEREADER
+#include "consts.c" 
+#include <stdio.h>
+#include <stdlib.h>
+#include "program.c"
+void fromFile(char *path, struct program program){
+  unsigned int countInstructions;
+  unsigned int staticVars;
+  FILE *fptr;
+  fptr = fopen(path, "r+b");
+  if(fptr == NULL) {
+    printf("Error: cannot open code file %s", path);
+    exit(EXIT_FAILURE);
+  }
+  unsigned int buffer[4];
+  fread(buffer, 4, 4, fptr);
+  // Check file type 
+  if(buffer[0] != 0x46424A4E){
+  printf("Error: wrong file type");
+  exit(EXIT_FAILURE);
+  }
+  if(buffer[1] != VERSION){
+    printf("Error: wrong version");
+  }
+  countInstructions = buffer[2];
+  staticVars = buffer[3];
+  unsigned int instBuffer[countInstructions];
+  fread(instBuffer, 4, countInstructions, fptr);
+  copyToProgram(instBuffer,countInstructions,program);
+}
+#endif /* ifdef CODEREADER */
diff --git a/consts.c b/consts.c
new file mode 100644
index 0000000..efb7fc7
--- /dev/null
+++ b/consts.c
@@ -0,0 +1,7 @@
+#ifndef CONSTS
+#define CONSTS
+#define VERSION 2
+
+#endif /* ifndef CONSTS
+#define CONSTS
+#define VERSION 2; */