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authorAlberto Gonzalez Iniesta <agi@inittab.org>2016-11-21 09:37:33 +0100
committerAlberto Gonzalez Iniesta <agi@inittab.org>2016-11-21 09:37:33 +0100
commit20c8675ba46bda97330a4117c459a59a9f1c465e (patch)
treed888c714fb61947dd79dc44b64a4aaae2f70bfb7 /contrib/keychain-mcd/crypto_osx.c
parentffca24bed7a03d95585ad02278667abe75d8b272 (diff)
New upstream version 2.4~beta1upstream/2.4_beta1
Diffstat (limited to 'contrib/keychain-mcd/crypto_osx.c')
-rw-r--r--contrib/keychain-mcd/crypto_osx.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/contrib/keychain-mcd/crypto_osx.c b/contrib/keychain-mcd/crypto_osx.c
new file mode 100644
index 0000000..87ba09b
--- /dev/null
+++ b/contrib/keychain-mcd/crypto_osx.c
@@ -0,0 +1,75 @@
+/*
+ * OpenVPN -- An application to securely tunnel IP networks
+ * over a single UDP port, with support for SSL/TLS-based
+ * session authentication and key exchange,
+ * packet encryption, packet authentication, and
+ * packet compression.
+ *
+ * Copyright (C) 2010 Brian Raderman <brian@irregularexpression.org>
+ * Copyright (C) 2013-2015 Vasily Kulikov <segoon@openwall.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program (see the file COPYING included with this
+ * distribution); if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+#include <CommonCrypto/CommonDigest.h>
+#include <Security/SecKey.h>
+#include <Security/Security.h>
+
+#include "crypto_osx.h"
+#include <err.h>
+
+void printErrorMsg(const char *func, CFErrorRef error)
+{
+ CFStringRef desc = CFErrorCopyDescription(error);
+ warnx("%s failed: %s", func, CFStringGetCStringPtr(desc, kCFStringEncodingUTF8));
+ CFRelease(desc);
+}
+
+void printErrorStatusMsg(const char *func, OSStatus status)
+{
+ CFStringRef error;
+ error = SecCopyErrorMessageString(status, NULL);
+ if (error)
+ {
+ warnx("%s failed: %s", func, CFStringGetCStringPtr(error, kCFStringEncodingUTF8));
+ CFRelease(error);
+ }
+ else
+ warnx("%s failed: %X", func, (int)status);
+}
+
+void signData(SecIdentityRef identity, const uint8_t *from, int flen, uint8_t *to, size_t *tlen)
+{
+ SecKeyRef privateKey = NULL;
+ OSStatus status;
+
+ status = SecIdentityCopyPrivateKey(identity, &privateKey);
+ if (status != noErr)
+ {
+ printErrorStatusMsg("signData: SecIdentityCopyPrivateKey", status);
+ *tlen = 0;
+ return;
+ }
+
+ status = SecKeyRawSign(privateKey, kSecPaddingPKCS1, from, flen, to, tlen);
+ CFRelease(privateKey);
+ if (status != noErr)
+ {
+ printErrorStatusMsg("signData: SecKeyRawSign", status);
+ *tlen = 0;
+ return;
+ }
+}