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/*-
* Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
* Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
* Copyright (c) 2008-2012, by Brad Penoff. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* a) Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* b) 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.
*
* c) Neither the name of Cisco Systems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived
* from 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 OWNER 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.
*/
#ifdef __FreeBSD__
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#endif
#ifndef _NETINET_SCTP_LOCK_EMPTY_H_
#define _NETINET_SCTP_LOCK_EMPTY_H_
/*
* Empty Lock declarations for all other platforms. Pre-process away to
* nothing.
*/
/* __Userspace__ putting lock macros in same order as sctp_lock_bsd.h ...*/
#define SCTP_IPI_COUNT_INIT()
#define SCTP_STATLOG_INIT_LOCK()
#define SCTP_STATLOG_LOCK()
#define SCTP_STATLOG_UNLOCK()
#define SCTP_STATLOG_DESTROY()
#define SCTP_INP_INFO_LOCK_DESTROY()
#define SCTP_INP_INFO_LOCK_INIT()
#define SCTP_INP_INFO_RLOCK()
#define SCTP_INP_INFO_WLOCK()
#define SCTP_INP_INFO_TRYLOCK() 1
#define SCTP_INP_INFO_RUNLOCK()
#define SCTP_INP_INFO_WUNLOCK()
#define SCTP_WQ_ADDR_INIT()
#define SCTP_WQ_ADDR_DESTROY()
#define SCTP_WQ_ADDR_LOCK()
#define SCTP_WQ_ADDR_UNLOCK()
#define SCTP_IPI_ADDR_INIT()
#define SCTP_IPI_ADDR_DESTROY()
#define SCTP_IPI_ADDR_RLOCK()
#define SCTP_IPI_ADDR_WLOCK()
#define SCTP_IPI_ADDR_RUNLOCK()
#define SCTP_IPI_ADDR_WUNLOCK()
#define SCTP_IPI_ITERATOR_WQ_INIT()
#define SCTP_IPI_ITERATOR_WQ_DESTROY()
#define SCTP_IPI_ITERATOR_WQ_LOCK()
#define SCTP_IPI_ITERATOR_WQ_UNLOCK()
#define SCTP_IP_PKTLOG_INIT()
#define SCTP_IP_PKTLOG_LOCK()
#define SCTP_IP_PKTLOG_UNLOCK()
#define SCTP_IP_PKTLOG_DESTROY()
#define SCTP_INP_READ_INIT(_inp)
#define SCTP_INP_READ_DESTROY(_inp)
#define SCTP_INP_READ_LOCK(_inp)
#define SCTP_INP_READ_UNLOCK(_inp)
#define SCTP_INP_LOCK_INIT(_inp)
#define SCTP_ASOC_CREATE_LOCK_INIT(_inp)
#define SCTP_INP_LOCK_DESTROY(_inp)
#define SCTP_ASOC_CREATE_LOCK_DESTROY(_inp)
#define SCTP_INP_RLOCK(_inp)
#define SCTP_INP_WLOCK(_inp)
#define SCTP_INP_LOCK_CONTENDED(_inp) (0) /* Don't know if this is possible */
#define SCTP_INP_READ_CONTENDED(_inp) (0) /* Don't know if this is possible */
#define SCTP_ASOC_CREATE_LOCK_CONTENDED(_inp) (0) /* Don't know if this is possible */
#define SCTP_TCB_SEND_LOCK_INIT(_tcb)
#define SCTP_TCB_SEND_LOCK_DESTROY(_tcb)
#define SCTP_TCB_SEND_LOCK(_tcb)
#define SCTP_TCB_SEND_UNLOCK(_tcb)
#define SCTP_INP_INCR_REF(_inp)
#define SCTP_INP_DECR_REF(_inp)
#define SCTP_ASOC_CREATE_LOCK(_inp)
#define SCTP_INP_RUNLOCK(_inp)
#define SCTP_INP_WUNLOCK(_inp)
#define SCTP_ASOC_CREATE_UNLOCK(_inp)
#define SCTP_TCB_LOCK_INIT(_tcb)
#define SCTP_TCB_LOCK_DESTROY(_tcb)
#define SCTP_TCB_LOCK(_tcb)
#define SCTP_TCB_TRYLOCK(_tcb) 1
#define SCTP_TCB_UNLOCK(_tcb)
#define SCTP_TCB_UNLOCK_IFOWNED(_tcb)
#define SCTP_TCB_LOCK_ASSERT(_tcb)
#define SCTP_ITERATOR_LOCK_INIT()
#define SCTP_ITERATOR_LOCK()
#define SCTP_ITERATOR_UNLOCK()
#define SCTP_ITERATOR_LOCK_DESTROY()
#define SCTP_INCR_EP_COUNT() \
do { \
sctppcbinfo.ipi_count_ep++; \
} while (0)
#define SCTP_DECR_EP_COUNT() \
do { \
sctppcbinfo.ipi_count_ep--; \
} while (0)
#define SCTP_INCR_ASOC_COUNT() \
do { \
sctppcbinfo.ipi_count_asoc++; \
} while (0)
#define SCTP_DECR_ASOC_COUNT() \
do { \
sctppcbinfo.ipi_count_asoc--; \
} while (0)
#define SCTP_INCR_LADDR_COUNT() \
do { \
sctppcbinfo.ipi_count_laddr++; \
} while (0)
#define SCTP_DECR_LADDR_COUNT() \
do { \
sctppcbinfo.ipi_count_laddr--; \
} while (0)
#define SCTP_INCR_RADDR_COUNT() \
do { \
sctppcbinfo.ipi_count_raddr++; \
} while (0)
#define SCTP_DECR_RADDR_COUNT() \
do { \
sctppcbinfo.ipi_count_raddr--; \
} while (0)
#define SCTP_INCR_CHK_COUNT() \
do { \
sctppcbinfo.ipi_count_chunk++; \
} while (0)
#define SCTP_DECR_CHK_COUNT() \
do { \
sctppcbinfo.ipi_count_chunk--; \
} while (0)
#define SCTP_INCR_READQ_COUNT() \
do { \
sctppcbinfo.ipi_count_readq++; \
} while (0)
#define SCTP_DECR_READQ_COUNT() \
do { \
sctppcbinfo.ipi_count_readq--; \
} while (0)
#define SCTP_INCR_STRMOQ_COUNT() \
do { \
sctppcbinfo.ipi_count_strmoq++; \
} while (0)
#define SCTP_DECR_STRMOQ_COUNT() \
do { \
sctppcbinfo.ipi_count_strmoq--; \
} while (0)
/* not sure if __Userspace__ needs these (but copied nonetheless...) */
#if defined(SCTP_SO_LOCK_TESTING)
#define SCTP_INP_SO(sctpinp) (sctpinp)->ip_inp.inp.inp_socket
#define SCTP_SOCKET_LOCK(so, refcnt)
#define SCTP_SOCKET_UNLOCK(so, refcnt)
#endif
/* these were in sctp_lock_empty.h but aren't in sctp_lock_bsd.h ... */
#if 0
#define SCTP_IPI_ADDR_LOCK()
#define SCTP_IPI_ADDR_UNLOCK()
#endif
/* These were in sctp_lock_empty.h because they were commented out within
* within user_include/user_socketvar.h . If they are NOT commented out
* in user_socketvar.h (because that seems the more natural place for them
* to live), then change this "if" to 0. Keep the "if" as 1 if these ARE
* indeed commented out in user_socketvar.h .
*
* This modularity is kept so this file can easily be chosen as an alternative
* to SCTP_PROCESS_LEVEL_LOCKS. If one defines SCTP_PROCESS_LEVEL_LOCKS in
* user_include/opt_sctp.h, then the file sctp_process_lock.h (which we didn't
* implement) is used, and that declares these locks already (so using
* SCTP_PROCESS_LEVEL_LOCKS *requires* that these defintions be commented out
* in user_socketvar.h).
*/
#if 1
#define SOCK_LOCK(_so)
#define SOCK_UNLOCK(_so)
#define SOCKBUF_LOCK(_so_buf)
#define SOCKBUF_UNLOCK(_so_buf)
#define SOCKBUF_LOCK_ASSERT(_so_buf)
#endif
#endif
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