[vala-extra-vapis] Add bindings for OpenSSL

[Evan Nemerson <evann src gnome org>]

commit a14196c4cdd096eef61114348c915ff2d67948ee
Author: Guillaume Poirier-Morency <guillaumepoiriermorency gmail com>
Date:   Sun Apr 23 15:11:34 2017 -0400

    Add bindings for OpenSSL

 openssl.vapi |   62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 62 insertions(+), 0 deletions(-)
---
diff --git a/openssl.vapi b/openssl.vapi
new file mode 100644
index 0000000..964bc56
--- /dev/null
+++ b/openssl.vapi
@@ -0,0 +1,62 @@
+/* OpenSSL Vala Bindings
+ * Copyright 2016 Guillaume Poirier-Morency <guillaumepoiriermorency@gmail>
+ *
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+[CCode (cprefix = "")]
+namespace OpenSSL
+{
+       [CCode (cprefix = "NID_", cheader_filename = "openssl/objects.h")]
+       public enum NID
+       {
+               sha256
+       }
+
+       [Compact]
+       [CCode (cname = "BIO_METHOD")]
+       public class BIOMethod
+       {
+
+       }
+
+       [Compact]
+       [CCode (lower_case_cprefix = "BIO_", cheader_filename = "openssl/bio.h")]
+       public class BIO
+       {
+               public static unowned BIOMethod s_mem ();
+               public BIO (BIOMethod type);
+               public int read (uint8[] buf);
+       }
+
+       [CCode (lower_case_cprefix = "CRYPTO_", cheader_filename = "openssl/crypto.h")]
+       namespace Crypto
+       {
+               public int memcmp (void* v1, void* v2, size_t n);
+       }
+
+       [Compact]
+       [CCode (lower_case_cprefix = "RSA_", cheader_filename = "openssl/rsa.h")]
+       public class RSA
+       {
+               public int size ();
+               [CCode (instance_pos = 5)]
+               public bool sign (int type, uint8[] m, [CCode (array_length = false)] uint8[] sigret, out int 
siglen);
+       }
+
+       [CCode (lower_case_cprefix = "PEM_")]
+       namespace PEM
+       {
+               [CCode (cname = "pem_password_cb")]
+               public delegate int PasswordCallback (uint8[] buf, int flag);
+               public void read_RSAPrivateKey (GLib.FileStream f, out RSA x, PasswordCallback? cb = null);
+               public bool write_bio_RSAPublicKey (BIO bp, RSA x);
+       }
+
+       public int i2d_RSA_PUBKEY (RSA rsa, [CCode (array_length = false)] out uchar[] pp);
+}