1 files changed, 48 insertions, 0 deletions

diff --git a/other/ssharp/dh.h b/other/ssharp/dh.h
new file mode 100644
index 0000000..e8b2944
--- /dev/null
+++ b/other/ssharp/dh.h
@@ -0,0 +1,48 @@
+/*      $OpenBSD: dh.h,v 1.5 2001/04/03 19:53:29 markus Exp $   */
+
+/*
+ * Copyright (c) 2000 Niels Provos.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef DH_H
+#define DH_H
+
+struct dhgroup {
+        int size;
+        BIGNUM *g;
+        BIGNUM *p;
+};
+
+DH      *choose_dh(int min, int nbits, int max);
+DH      *dh_new_group_asc(const char *, const char *);
+DH      *dh_new_group(BIGNUM *, BIGNUM *);
+DH      *dh_new_group1(void);
+
+void    dh_gen_key(DH *, int);
+int     dh_pub_is_valid(DH *dh, BIGNUM *dh_pub);
+
+int     dh_estimate(int bits);
+
+#define DH_GRP_MIN      1024
+#define DH_GRP_MAX      8192
+
+#endif