254 lines
7.3 KiB
C
Executable File
254 lines
7.3 KiB
C
Executable File
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
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* Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
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* Copyright (c) 2008-2012, by Brad Penoff. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* a) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* b) Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution.
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*
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* c) Neither the name of Cisco Systems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifdef __FreeBSD__
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#endif
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#ifndef _NETINET_SCTP_LOCK_EMPTY_H_
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#define _NETINET_SCTP_LOCK_EMPTY_H_
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/*
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* Empty Lock declarations for all other platforms. Pre-process away to
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* nothing.
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*/
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/* __Userspace__ putting lock macros in same order as sctp_lock_bsd.h ...*/
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#define SCTP_IPI_COUNT_INIT()
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#define SCTP_STATLOG_INIT_LOCK()
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#define SCTP_STATLOG_LOCK()
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#define SCTP_STATLOG_UNLOCK()
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#define SCTP_STATLOG_DESTROY()
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#define SCTP_INP_INFO_LOCK_DESTROY()
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#define SCTP_INP_INFO_LOCK_INIT()
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#define SCTP_INP_INFO_RLOCK()
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#define SCTP_INP_INFO_WLOCK()
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#define SCTP_INP_INFO_TRYLOCK() 1
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#define SCTP_INP_INFO_RUNLOCK()
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#define SCTP_INP_INFO_WUNLOCK()
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#define SCTP_WQ_ADDR_INIT()
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#define SCTP_WQ_ADDR_DESTROY()
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#define SCTP_WQ_ADDR_LOCK()
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#define SCTP_WQ_ADDR_UNLOCK()
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#define SCTP_IPI_ADDR_INIT()
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#define SCTP_IPI_ADDR_DESTROY()
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#define SCTP_IPI_ADDR_RLOCK()
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#define SCTP_IPI_ADDR_WLOCK()
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#define SCTP_IPI_ADDR_RUNLOCK()
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#define SCTP_IPI_ADDR_WUNLOCK()
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#define SCTP_IPI_ITERATOR_WQ_INIT()
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#define SCTP_IPI_ITERATOR_WQ_DESTROY()
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#define SCTP_IPI_ITERATOR_WQ_LOCK()
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#define SCTP_IPI_ITERATOR_WQ_UNLOCK()
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#define SCTP_IP_PKTLOG_INIT()
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#define SCTP_IP_PKTLOG_LOCK()
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#define SCTP_IP_PKTLOG_UNLOCK()
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#define SCTP_IP_PKTLOG_DESTROY()
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#define SCTP_INP_READ_INIT(_inp)
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#define SCTP_INP_READ_DESTROY(_inp)
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#define SCTP_INP_READ_LOCK(_inp)
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#define SCTP_INP_READ_UNLOCK(_inp)
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#define SCTP_INP_LOCK_INIT(_inp)
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#define SCTP_ASOC_CREATE_LOCK_INIT(_inp)
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#define SCTP_INP_LOCK_DESTROY(_inp)
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#define SCTP_ASOC_CREATE_LOCK_DESTROY(_inp)
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#define SCTP_INP_RLOCK(_inp)
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#define SCTP_INP_WLOCK(_inp)
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#define SCTP_INP_LOCK_CONTENDED(_inp) (0) /* Don't know if this is possible */
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#define SCTP_INP_READ_CONTENDED(_inp) (0) /* Don't know if this is possible */
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#define SCTP_ASOC_CREATE_LOCK_CONTENDED(_inp) (0) /* Don't know if this is possible */
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#define SCTP_TCB_SEND_LOCK_INIT(_tcb)
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#define SCTP_TCB_SEND_LOCK_DESTROY(_tcb)
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#define SCTP_TCB_SEND_LOCK(_tcb)
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#define SCTP_TCB_SEND_UNLOCK(_tcb)
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#define SCTP_INP_INCR_REF(_inp)
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#define SCTP_INP_DECR_REF(_inp)
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#define SCTP_ASOC_CREATE_LOCK(_inp)
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#define SCTP_INP_RUNLOCK(_inp)
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#define SCTP_INP_WUNLOCK(_inp)
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#define SCTP_ASOC_CREATE_UNLOCK(_inp)
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#define SCTP_TCB_LOCK_INIT(_tcb)
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#define SCTP_TCB_LOCK_DESTROY(_tcb)
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#define SCTP_TCB_LOCK(_tcb)
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#define SCTP_TCB_TRYLOCK(_tcb) 1
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#define SCTP_TCB_UNLOCK(_tcb)
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#define SCTP_TCB_UNLOCK_IFOWNED(_tcb)
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#define SCTP_TCB_LOCK_ASSERT(_tcb)
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#define SCTP_ITERATOR_LOCK_INIT()
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#define SCTP_ITERATOR_LOCK()
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#define SCTP_ITERATOR_UNLOCK()
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#define SCTP_ITERATOR_LOCK_DESTROY()
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#define SCTP_INCR_EP_COUNT() \
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do { \
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sctppcbinfo.ipi_count_ep++; \
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} while (0)
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#define SCTP_DECR_EP_COUNT() \
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do { \
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sctppcbinfo.ipi_count_ep--; \
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} while (0)
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#define SCTP_INCR_ASOC_COUNT() \
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do { \
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sctppcbinfo.ipi_count_asoc++; \
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} while (0)
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#define SCTP_DECR_ASOC_COUNT() \
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do { \
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sctppcbinfo.ipi_count_asoc--; \
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} while (0)
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#define SCTP_INCR_LADDR_COUNT() \
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do { \
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sctppcbinfo.ipi_count_laddr++; \
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} while (0)
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#define SCTP_DECR_LADDR_COUNT() \
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do { \
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sctppcbinfo.ipi_count_laddr--; \
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} while (0)
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#define SCTP_INCR_RADDR_COUNT() \
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do { \
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sctppcbinfo.ipi_count_raddr++; \
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} while (0)
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#define SCTP_DECR_RADDR_COUNT() \
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do { \
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sctppcbinfo.ipi_count_raddr--; \
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} while (0)
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#define SCTP_INCR_CHK_COUNT() \
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do { \
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sctppcbinfo.ipi_count_chunk++; \
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} while (0)
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#define SCTP_DECR_CHK_COUNT() \
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do { \
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sctppcbinfo.ipi_count_chunk--; \
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} while (0)
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#define SCTP_INCR_READQ_COUNT() \
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do { \
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sctppcbinfo.ipi_count_readq++; \
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} while (0)
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#define SCTP_DECR_READQ_COUNT() \
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do { \
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sctppcbinfo.ipi_count_readq--; \
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} while (0)
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#define SCTP_INCR_STRMOQ_COUNT() \
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do { \
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sctppcbinfo.ipi_count_strmoq++; \
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} while (0)
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#define SCTP_DECR_STRMOQ_COUNT() \
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do { \
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sctppcbinfo.ipi_count_strmoq--; \
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} while (0)
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/* not sure if __Userspace__ needs these (but copied nonetheless...) */
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#if defined(SCTP_SO_LOCK_TESTING)
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#define SCTP_INP_SO(sctpinp) (sctpinp)->ip_inp.inp.inp_socket
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#define SCTP_SOCKET_LOCK(so, refcnt)
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#define SCTP_SOCKET_UNLOCK(so, refcnt)
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#endif
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/* these were in sctp_lock_empty.h but aren't in sctp_lock_bsd.h ... */
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#if 0
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#define SCTP_IPI_ADDR_LOCK()
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#define SCTP_IPI_ADDR_UNLOCK()
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#endif
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/* These were in sctp_lock_empty.h because they were commented out within
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* within user_include/user_socketvar.h . If they are NOT commented out
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* in user_socketvar.h (because that seems the more natural place for them
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* to live), then change this "if" to 0. Keep the "if" as 1 if these ARE
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* indeed commented out in user_socketvar.h .
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*
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* This modularity is kept so this file can easily be chosen as an alternative
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* to SCTP_PROCESS_LEVEL_LOCKS. If one defines SCTP_PROCESS_LEVEL_LOCKS in
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* user_include/opt_sctp.h, then the file sctp_process_lock.h (which we didn't
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* implement) is used, and that declares these locks already (so using
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* SCTP_PROCESS_LEVEL_LOCKS *requires* that these defintions be commented out
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* in user_socketvar.h).
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*/
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#if 1
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#define SOCK_LOCK(_so)
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#define SOCK_UNLOCK(_so)
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#define SOCKBUF_LOCK(_so_buf)
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#define SOCKBUF_UNLOCK(_so_buf)
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#define SOCKBUF_LOCK_ASSERT(_so_buf)
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#endif
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#endif
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