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