.\" $OpenBSD: SSL_new.3,v 1.7 2022/07/13 22:05:53 schwarze Exp $
.\" full merge up to: OpenSSL 1c7ae3dd Mar 29 19:17:55 2017 +1000
.\"
.\" This file was written by Richard Levitte <levitte@openssl.org>
.\" and Matt Caswell <matt@openssl.org>.
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.Dd $Mdocdate: July 13 2022 $
.Dt SSL_NEW 3
.Os
.Sh NAME
.Nm SSL_new ,
.Nm SSL_up_ref
.Nd create a new SSL structure for a connection
.Sh SYNOPSIS
.In openssl/ssl.h
.Ft SSL *
.Fn SSL_new "SSL_CTX *ctx"
.Ft int
.Fn SSL_up_ref "SSL *ssl"
.Sh DESCRIPTION
.Fn SSL_new
creates a new
.Vt SSL
structure which is needed to hold the data for a TLS/SSL connection.
The new structure inherits the settings of the underlying context
.Fa ctx :
connection method, options, verification settings,
timeout settings, security level.
The reference count of the new structure is set to 1.
.Pp
.Fn SSL_up_ref
increments the reference count of
.Fa ssl
by 1.
.Sh RETURN VALUES
The following return values can occur:
.Bl -tag -width Ds
.It Dv NULL
The creation of a new
.Vt SSL
structure failed.
Check the error stack to find out the reason.
.It Pointer to an Vt SSL No structure
The return value points to an allocated
.Vt SSL
structure.
.El
.Pp
.Fn SSL_up_ref
returns 1 for success or 0 for failure.
.Sh SEE ALSO
.Xr ssl 3 ,
.Xr SSL_clear 3 ,
.Xr SSL_CTX_set_options 3 ,
.Xr SSL_CTX_set_security_level 3 ,
.Xr SSL_free 3 ,
.Xr SSL_get_SSL_CTX 3
.Sh HISTORY
.Fn SSL_new
appeared in SSLeay 0.4 or earlier and has been available since
.Ox 2.4 .
.Pp
.Fn SSL_up_ref
first appeared in OpenSSL 1.1.0 and has been available since
.Ox 6.3 .