/* * Copyright (c) 2010 Apple Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * 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. Neither the name of Apple Inc. 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IN NO EVENT SHALL APPLE 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. * * Portions of this software have been released under the following terms: * * (c) Copyright 1989-1993 OPEN SOFTWARE FOUNDATION, INC. * (c) Copyright 1989-1993 HEWLETT-PACKARD COMPANY * (c) Copyright 1989-1993 DIGITAL EQUIPMENT CORPORATION * * To anyone who acknowledges that this file is provided "AS IS" * without any express or implied warranty: * permission to use, copy, modify, and distribute this file for any * purpose is hereby granted without fee, provided that the above * copyright notices and this notice appears in all source code copies, * and that none of the names of Open Software Foundation, Inc., Hewlett- * Packard Company or Digital Equipment Corporation be used * in advertising or publicity pertaining to distribution of the software * without specific, written prior permission. Neither Open Software * Foundation, Inc., Hewlett-Packard Company nor Digital * Equipment Corporation makes any representations about the suitability * of this software for any purpose. * * Copyright (c) 2007, Novell, Inc. 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. Neither the name of Novell Inc. nor the names of its contributors * may be used to endorse or promote products derived from this * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDERS OR 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. * * @APPLE_LICENSE_HEADER_END@ */ /* ** ** NAME: ** ** dgscall.h ** ** FACILITY: ** ** Remote Procedure Call (RPC) ** ** ABSTRACT: ** ** DG protocol service routines ** ** */ #ifndef _DGSCALL_H #define _DGSCALL_H /* * R P C _ D G _ S C A L L _ R E L E A S E * * Decrement the reference count for the SCALL and * NULL the reference. */ #define RPC_DG_SCALL_RELEASE(scall) { \ RPC_DG_CALL_LOCK_ASSERT(&(*(scall))->c); \ assert((*(scall))->c.refcnt > 0); \ if (--(*(scall))->c.refcnt == 0) \ rpc__dg_scall_free(*(scall)); \ else \ RPC_DG_CALL_UNLOCK(&(*(scall))->c); \ *(scall) = NULL; \ } /* * R P C _ D G _ S C A L L _ R E L E A S E _ N O _ U N L O C K * * Like RPC_DG_SCALL_RELEASE, except doesn't unlock the SCALL. Note * that the referencing counting model requires that this macro can be * used iff the release will not be the "last one" (i.e., the one that * would normally cause the SCALL to be freed). */ #define RPC_DG_SCALL_RELEASE_NO_UNLOCK(scall) { \ RPC_DG_CALL_LOCK_ASSERT(&(*(scall))->c); \ assert((*(scall))->c.refcnt > 1); \ --(*(scall))->c.refcnt; \ *(scall) = NULL; \ } PRIVATE void rpc__dg_scall_free (rpc_dg_scall_p_t /*scall*/); PRIVATE void rpc__dg_scall_reinit ( rpc_dg_scall_p_t /*scall*/, rpc_dg_sock_pool_elt_p_t /*sp*/, rpc_dg_recvq_elt_p_t /*rqe*/ ); PRIVATE rpc_dg_scall_p_t rpc__dg_scall_alloc ( rpc_dg_sct_elt_p_t /*scte*/, rpc_dg_sock_pool_elt_p_t /*sp*/, rpc_dg_recvq_elt_p_t /*rqe*/ ); PRIVATE rpc_dg_scall_p_t rpc__dg_scall_cbk_alloc ( rpc_dg_ccall_p_t /*ccall*/, rpc_dg_sock_pool_elt_p_t /*sp*/, rpc_dg_recvq_elt_p_t /*rqe*/ ); PRIVATE void rpc__dg_scall_orphan_call ( rpc_dg_scall_p_t /*scall*/ ); #endif /* _DGSCALL_H */