forked from Archive/PX4-Autopilot
149 lines
6.0 KiB
C
149 lines
6.0 KiB
C
/****************************************************************************
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* fs/nfs/rpc_clnt_private.h
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*
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* Copyright (C) 2012 Gregory Nutt. All rights reserved.
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* Copyright (C) 2012 Jose Pablo Rojas Vargas. All rights reserved.
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* Author: Jose Pablo Rojas Vargas <jrojas@nx-engineering.com>
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*
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* Leveraged from OpenBSD:
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*
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* copyright (c) 2003
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* the regents of the university of michigan
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* all rights reserved
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*
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* permission is granted to use, copy, create derivative works and redistribute
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* this software and such derivative works for any purpose, so long as the name
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* of the university of michigan is not used in any advertising or publicity
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* pertaining to the use or distribution of this software without specific,
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* written prior authorization. if the above copyright notice or any other
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* identification of the university of michigan is included in any copy of any
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* portion of this software, then the disclaimer below must also be included.
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*
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* this software is provided as is, without representation from the university
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* of michigan as to its fitness for any purpose, and without warranty by the
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* university of michigan of any kind, either express or implied, including
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* without limitation the implied warranties of merchantability and fitness for
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* a particular purpose. the regents of the university of michigan shall not be
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* liable for any damages, including special, indirect, incidental, or
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* consequential damages, with respect to any claim arising out of or in
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* connection with the use of the software, even if it has been or is hereafter
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* advised of the possibility of such damages.
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*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Rick Macklem at The University of Guelph.
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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
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __FS_NFS_RPC_CLIENT_PRIVATE_H
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#define __FS_NFS_RPC_CLIENT_PRIVATE_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define RPCCLNT_DEBUG 1
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#define RPC_TICKINTVL 5
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/* from nfs/nfsproto.h */
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#define RPC_MAXDATA 32768
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#define RPC_MAXPKTHDR 404
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#define RPC_MAXPACKET (RPC_MAXPKTHDR + RPC_MAXDATA)
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#define RPCX_UNSIGNED 4
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#define RPC_SUCCESS 0
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/* Flag values for r_flags */
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#define TASK_TIMING 0x01 /* timing request (in mntp) */
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#define TASK_SENT 0x02 /* request has been sent */
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#define TASK_SOFTTERM 0x04 /* soft mnt, too many retries */
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#define TASK_INTR 0x08 /* intr mnt, signal pending */
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#define TASK_SOCKERR 0x10 /* Fatal error on socket */
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#define TASK_TPRINTFMSG 0x20 /* Did a tprintf msg. */
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#define TASK_MUSTRESEND 0x40 /* Must resend request */
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#define TASK_GETONEREP 0x80 /* Probe for one reply only */
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#define RPC_HZ (CLOCKS_PER_SEC / rpcclnt_ticks) /* Ticks/sec */
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#define RPC_TIMEO (1 * RPC_HZ) /* Default timeout = 1 second */
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#define RPC_MAXREXMIT 100 /* Stop counting after this many */
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#define RPCIGNORE_SOERROR(s, e) \
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((e) != EINTR && (e) != ERESTART && (e) != EWOULDBLOCK)
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#define RPCINT_SIGMASK (sigmask(SIGINT)|sigmask(SIGTERM)|sigmask(SIGKILL)| \
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sigmask(SIGHUP)|sigmask(SIGQUIT))
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#define RPCMADV(m, s) (m)->m_data += (s)
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#define RPCAUTH_ROOTCREDS NULL
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#define RPCCLNTINT_SIGMASK(set) \
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(SIGISMEMBER(set, SIGINT) || SIGISMEMBER(set, SIGTERM) || \
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SIGISMEMBER(set, SIGHUP) || SIGISMEMBER(set, SIGKILL) || \
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SIGISMEMBER(set, SIGQUIT))
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* global rpcstats
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* XXX should be per rpcclnt */
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struct rpcstats
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{
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int rpcretries;
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int rpcrequests;
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int rpctimeouts;
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int rpcunexpected;
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int rpcinvalid;
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};
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#endif /* __FS_NFS_RPC_CLIENT_PRIVATE_H */
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