/usr/powerpc64le-linux-gnu/include/rpcsvc/klm_prot.x is in libc6-dev-ppc64el-cross 2.23-0ubuntu3cross1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 | /* @(#)klm_prot.x 2.1 88/08/01 4.0 RPCSRC */
/*
* Kernel/lock manager protocol definition
* Copyright (c) 2010, Oracle America, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of the "Oracle America, 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 HOLDER 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.
*
* protocol used between the UNIX kernel (the "client") and the
* local lock manager. The local lock manager is a deamon running
* above the kernel.
*/
const LM_MAXSTRLEN = 1024;
/*
* lock manager status returns
*/
enum klm_stats {
klm_granted = 0, /* lock is granted */
klm_denied = 1, /* lock is denied */
klm_denied_nolocks = 2, /* no lock entry available */
klm_working = 3 /* lock is being processed */
};
/*
* lock manager lock identifier
*/
struct klm_lock {
string server_name<LM_MAXSTRLEN>;
netobj fh; /* a counted file handle */
int pid; /* holder of the lock */
unsigned l_offset; /* beginning offset of the lock */
unsigned l_len; /* byte length of the lock;
* zero means through end of file */
};
/*
* lock holder identifier
*/
struct klm_holder {
bool exclusive; /* FALSE if shared lock */
int svid; /* holder of the lock (pid) */
unsigned l_offset; /* beginning offset of the lock */
unsigned l_len; /* byte length of the lock;
* zero means through end of file */
};
/*
* reply to KLM_LOCK / KLM_UNLOCK / KLM_CANCEL
*/
struct klm_stat {
klm_stats stat;
};
/*
* reply to a KLM_TEST call
*/
union klm_testrply switch (klm_stats stat) {
case klm_denied:
struct klm_holder holder;
default: /* All other cases return no arguments */
void;
};
/*
* arguments to KLM_LOCK
*/
struct klm_lockargs {
bool block;
bool exclusive;
struct klm_lock alock;
};
/*
* arguments to KLM_TEST
*/
struct klm_testargs {
bool exclusive;
struct klm_lock alock;
};
/*
* arguments to KLM_UNLOCK
*/
struct klm_unlockargs {
struct klm_lock alock;
};
program KLM_PROG {
version KLM_VERS {
klm_testrply KLM_TEST (struct klm_testargs) = 1;
klm_stat KLM_LOCK (struct klm_lockargs) = 2;
klm_stat KLM_CANCEL (struct klm_lockargs) = 3;
/* klm_granted=> the cancel request fails due to lock is already granted */
/* klm_denied=> the cancel request successfully aborts
lock request */
klm_stat KLM_UNLOCK (struct klm_unlockargs) = 4;
} = 1;
} = 100020;
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