/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma weak __casinh = casinh
/* INDENT OFF */
/*
* dcomplex casinh(dcomplex z);
* casinh z = -i casin iz .
*/
/* INDENT ON */
#include "libm.h"
#include "complex_wrapper.h"
dcomplex
casinh(dcomplex z) {
dcomplex w, r, ans;
D_RE(w) = -D_IM(z);
D_IM(w) = D_RE(z);
r = casin(w);
D_RE(ans) = D_IM(r);
D_IM(ans) = -D_RE(r);
return (ans);
}