Add Copyright and license.

Merge documentation of ERR_print_errors_cb(3) from OpenSSL.

1 files changed, 65 insertions, 3 deletions

diff --git a/lib/libcrypto/man/ERR_print_errors.3 b/lib/libcrypto/man/ERR_print_errors.3
index 47ca34068f4..aedc65d6164 100644
--- a/lib/libcrypto/man/ERR_print_errors.3
+++ b/lib/libcrypto/man/ERR_print_errors.3
@@ -1,11 +1,61 @@
-.\"	$OpenBSD: ERR_print_errors.3,v 1.3 2016/11/17 21:06:16 jmc Exp $
+.\"	$OpenBSD: ERR_print_errors.3,v 1.4 2016/11/23 17:56:36 schwarze Exp $
+.\"	OpenSSL b97fdb57 Nov 11 09:33:09 2016 +0100
 .\"
-.Dd $Mdocdate: November 17 2016 $
+.\" This file was written by Ulf Moeller <ulf@openssl.org>,
+.\" with additions by Rich Salz <rsalz@openssl.org>.
+.\" Copyright (c) 2000, 2016 The OpenSSL Project.  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.
+.\"
+.\" 3. All advertising materials mentioning features or use of this
+.\"    software must display the following acknowledgment:
+.\"    "This product includes software developed by the OpenSSL Project
+.\"    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+.\"
+.\" 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+.\"    endorse or promote products derived from this software without
+.\"    prior written permission. For written permission, please contact
+.\"    openssl-core@openssl.org.
+.\"
+.\" 5. Products derived from this software may not be called "OpenSSL"
+.\"    nor may "OpenSSL" appear in their names without prior written
+.\"    permission of the OpenSSL Project.
+.\"
+.\" 6. Redistributions of any form whatsoever must retain the following
+.\"    acknowledgment:
+.\"    "This product includes software developed by the OpenSSL Project
+.\"    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+.\" EXPRESSED 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 OpenSSL PROJECT OR
+.\" ITS CONTRIBUTORS 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.
+.\"
+.Dd $Mdocdate: November 23 2016 $
 .Dt ERR_PRINT_ERRORS 3
 .Os
 .Sh NAME
 .Nm ERR_print_errors ,
-.Nm ERR_print_errors_fp
+.Nm ERR_print_errors_fp ,
+.Nm ERR_print_errors_cb
 .Nd print OpenSSL error messages
 .Sh SYNOPSIS
 .In openssl/err.h
@@ -17,6 +67,11 @@
 .Fo ERR_print_errors_fp
 .Fa "FILE *fp"
 .Fc
+.Ft void
+.Fo ERR_print_errors_cb
+.Fa "int (*cb)(const char *str, size_t len, void *u)"
+.Fa "void *u"
+.Fc
 .Sh DESCRIPTION
 .Fn ERR_print_errors
 is a convenience function that prints the error strings for all errors
@@ -28,6 +83,13 @@ thus emptying the error queue.
 is the same, except that the output goes to a
 .Vt FILE .
 .Pp
+.Fn ERR_print_errors_cb
+is the same, except that the callback function,
+.Fa cb ,
+is called for each error line with the string, length, and userdata
+.Fa u
+as the callback parameters.
+.Pp
 The error strings have the following format:
 .Bd -literal
 [pid]:error:[error code]:[library name]:[function name]:[reason string]: