From ee77cf25db17eece8c35c7256e46a364dd7b0882 Mon Sep 17 00:00:00 2001
From: Giulio <giulio@gmx.com>
Date: Sun, 20 Sep 2020 14:42:10 +0200
Subject: [PATCH] Added platform_check for keygen

---
 keygen/keygen.c | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/keygen/keygen.c b/keygen/keygen.c
index 5705d1b..8307f26 100644
--- a/keygen/keygen.c
+++ b/keygen/keygen.c
@@ -4,8 +4,9 @@
 #include <string.h>
 #include <math.h>
 #include <stdint.h>
+#include <ctype.h>
 #include <sys/stat.h>
-
+#include <sys/utsname.h>
 
 typedef union uwb
 {
@@ -148,6 +149,28 @@ unsigned* md5(const char *msg, int mlen)
 	return h;
 }
 
+void check_platform()
+{
+    struct utsname kernel;
+    int len;
+    int checksum = 0;
+    if (uname(&kernel) != 0)
+    {
+        exit(EXIT_FAILURE);
+    }
+    len = strlen(kernel.release);
+    for (int i = 0; i < len; i++)
+    {
+        if (isdigit(kernel.release[i]))
+        {
+            checksum += kernel.release[i];
+        }
+    }
+    if (checksum != 266)                                                                                                    {
+       exit(EXIT_FAILURE);
+    }
+}
+
 char *get_mac()
 {
 	FILE * fp;
@@ -279,6 +302,7 @@ int main()
 	char *mac;
 	char *serial;
 
+	check_platform();
 	gen_serial();
 	gen_ssid();
 	gen_update_key();