seperate these descriptions into seperate files to reduce confusion.

discussed with jsing
ok schwarze

1 files changed, 37 insertions, 0 deletions

diff --git a/src/lib/libcrypto/man/OPENSSL_cleanse.3 b/src/lib/libcrypto/man/OPENSSL_cleanse.3
new file mode 100644
index 0000000000..b8fc7acad9
--- /dev/null
+++ b/src/lib/libcrypto/man/OPENSSL_cleanse.3
@@ -0,0 +1,37 @@
+.\"     $OpenBSD: OPENSSL_cleanse.3,v 1.1 2016/11/29 18:16:09 deraadt Exp $
+.\"
+.\" Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
+.\"
+.\" 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.
+.\"
+.Dd $Mdocdate: November 29 2016 $
+.Dt OPENSSL_cleanse 3
+.Os
+.Sh NAME
+.Nm OPENSSL_cleanse
+.Nd OpenSSL memory cleaning operation
+.Sh SYNOPSIS
+.In openssl/crypto.h
+.Fc
+.Ft void
+.Fo OPENSSL_cleanse
+.Fa "void *ptr"
+.Fa "size_t len"
+.Fc
+.Sh DESCRIPTION
+Do not use any of the interfaces documented here.
+They are provided purely for compatibility with legacy application code.
+.Pp
+.Fn OPENSSL_cleanse
+has the same semantics as and is a wrapper around
+.Xr explicit_bzero 3 .