From 22e4c0b2bfea51c9f48d0d84e527ffe4c8eb0e25 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Sun, 13 Oct 2019 18:25:49 +0300
Subject: Improve meson.build files

- meson should now properly create OpenSSL signing key and hexdump
before trying to compile plugin loader
---
 tools/ssl-keygen.py | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100755 tools/ssl-keygen.py

(limited to 'tools/ssl-keygen.py')

diff --git a/tools/ssl-keygen.py b/tools/ssl-keygen.py
new file mode 100755
index 0000000..555b379
--- /dev/null
+++ b/tools/ssl-keygen.py
@@ -0,0 +1,59 @@
+#!/usr/bin/env python3
+
+import argparse
+import sys
+import os.path
+import subprocess
+from functools import partial
+
+def generate_private_key(out_pem='privateKey.pem'):
+    subprocess.run(['openssl', 'genrsa', '-out', out_pem, '4096'], check=True)
+
+def generate_public_key(in_pem='privateKey.pem', out_pem='publicKey.pem'):
+    subprocess.run(['openssl', 'rsa', '-in', in_pem, '-pubout', '-out', out_pem], check=True)
+
+def hexdump(array_type, array_name, length_type, in_pem, out_h):
+    n = 0
+    
+    print("// Autogenerated hex dump of OpenSSL public key, do not edit", file=out_h)
+    print("{} {}[] = {{".format(array_type, array_name), file=out_h)
+
+    for line in iter(partial(in_pem.read, 16), b''):
+        l = list(line)
+        for n, i in enumerate(l):
+            l[n] = '0x{:02X}'.format(i)
+
+        print("    {},".format(", ".join(l)), file=out_h)
+
+        n += 1
+
+    print("};", file=out_h)
+    print("{} {}_len = {};".format(length_type, array_name, n), file=out_h)
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser(description='Generate OpenSSL key and hexdump')
+
+    parser.add_argument('--private', default='privateKey.pem', type=str, help='Private key input')
+    parser.add_argument('--public',  default='publicKey.pem',  type=str, help='Public key input')
+
+    parser.add_argument('--output', type=argparse.FileType('wt'), default=sys.stdout, help='Output file')
+
+    parser.add_argument('--array-type', type=str, default='const unsigned char', help='Array type')
+    parser.add_argument('--length-type', type=str, default='const unsigned int', help='Length type')
+    parser.add_argument('--array-name', type=str, default='a', help='Array name')
+
+    args=parser.parse_args()
+
+    # check if public key exists
+    if not os.path.isfile(args.public):
+        # if there is no private key, generate one
+        if not os.path.isfile(args.private):
+            generate_private_key(args.private)
+
+        # export public key from private
+        generate_public_key(args.private, args.public)
+
+    with open(args.public, "rb") as public_pem:
+        hexdump(args.array_type, args.array_name, args.length_type, public_pem, args.output)
+
+
-- 
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