1 files changed, 58 insertions, 0 deletions
diff --git a/keyexchange/isakmpd-20041012/prf.h b/keyexchange/isakmpd-20041012/prf.h
new file mode 100644
index 0000000..08a6fb3
--- /dev/null
+++ b/keyexchange/isakmpd-20041012/prf.h
@@ -0,0 +1,58 @@
+/* $OpenBSD: prf.h,v 1.10 2004/04/15 18:39:26 deraadt Exp $	 */
+/* $EOM: prf.h,v 1.1 1998/07/11 20:06:22 provos Exp $	 */
+
+/*
+ * Copyright (c) 1998 Niels Provos.  All rights reserved.
+ * Copyright (c) 2001 Niklas Hallqvist.  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.
+ */
+
+/*
+ * This code was written under funding by Ericsson Radio Systems.
+ */
+
+#ifndef _PRF_H_
+#define _PRF_H_
+
+/* Enumeration of possible PRF - Pseudo-Random Functions.  */
+enum prfs {
+	PRF_HMAC = 0		/* No PRFs in drafts, this is the default */
+};
+
+struct prf {
+	enum prfs       type;	/* Type of PRF */
+	void           *prfctx;	/* Context for PRF */
+	u_int8_t        blocksize;	/* The blocksize of PRF */
+	void            (*Init) (void *);
+	void            (*Update) (void *, unsigned char *, unsigned int);
+	void            (*Final) (unsigned char *, void *);
+};
+
+struct prf_hash_ctx {
+	struct hash    *hash;	/* Hash type to use */
+	void           *ctx, *ctx2;	/* Contexts we need for later */
+};
+
+struct prf     *prf_alloc(enum prfs, int, unsigned char *, unsigned int);
+void            prf_free(struct prf *);
+
+#endif				/* _PRF_H_ */