1 files changed, 37 insertions, 0 deletions
diff --git a/include/hostcheck.h b/include/hostcheck.h
new file mode 100644
index 0000000..5c05d36
--- /dev/null
+++ b/include/hostcheck.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2020 Laszlo Orban <laszlo.orban@oneidentity.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef SUDO_HOSTCHECK_H
+#define SUDO_HOSTCHECK_H
+
+#if defined(HAVE_OPENSSL)
+
+# include <openssl/x509v3.h>
+
+typedef enum {
+    MatchFound,
+    MatchNotFound,
+    NoSANPresent,
+    MalformedCertificate,
+    Error
+} HostnameValidationResult;
+
+HostnameValidationResult validate_hostname(const X509 *cert,
+	const char *hostname, const char *ipaddr, int resolve);
+
+#endif /* HAVE_OPENSSL */
+
+#endif /* SUDO_HOSTCHECK_H */