/usr/include/glusterfs/rpc/xdr-common.h is in glusterfs-common 3.8.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /*
Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com>
This file is part of GlusterFS.
This file is licensed to you under your choice of the GNU Lesser
General Public License, version 3 or any later version (LGPLv3 or
later), or the GNU General Public License, version 2 (GPLv2), in all
cases as published by the Free Software Foundation.
*/
#ifndef _XDR_COMMON_H_
#define _XDR_COMMON_H_
#include <rpc/types.h>
#include <sys/types.h>
#include <rpc/xdr.h>
#include <rpc/auth.h>
#include <sys/uio.h>
#ifdef __NetBSD__
#include <dirent.h>
#endif /* __NetBSD__ */
enum gf_dump_procnum {
GF_DUMP_NULL,
GF_DUMP_DUMP,
GF_DUMP_PING,
GF_DUMP_MAXVALUE,
};
#define GLUSTER_DUMP_PROGRAM 123451501 /* Completely random */
#define GLUSTER_DUMP_VERSION 1
/* MAX_AUTH_BYTES is restricted to 400 bytes, see
* http://tools.ietf.org/html/rfc5531#section-8.2 */
#define GF_MAX_AUTH_BYTES MAX_AUTH_BYTES
/* The size of an AUTH_GLUSTERFS_V2 structure:
*
* 1 | pid
* 1 | uid
* 1 | gid
* 1 | groups_len
* XX | groups_val (GF_MAX_AUX_GROUPS=65535)
* 1 | lk_owner_len
* YY | lk_owner_val (GF_MAX_LOCK_OWNER_LEN=1024)
* ----+-------------------------------------------
* 5 | total xdr-units
*
* one XDR-unit is defined as BYTES_PER_XDR_UNIT = 4 bytes
* MAX_AUTH_BYTES = 400 is the maximum, this is 100 xdr-units.
* XX + YY can be 95 to fill the 100 xdr-units.
*
* Note that the on-wire protocol has tighter requirements than the internal
* structures. It is possible for xlators to use more groups and a bigger
* lk_owner than that can be sent by a GlusterFS-client.
*/
#define GF_AUTH_GLUSTERFS_MAX_GROUPS(lk_owner_len) \
(95 - lk_owner_len)
#define GF_AUTH_GLUSTERFS_MAX_LKOWNER(groups_len) \
(95 - groups_len)
#ifdef GF_LINUX_HOST_OS
#define xdr_u_int32_t xdr_uint32_t
#define xdr_u_int64_t xdr_uint64_t
#endif
#ifdef GF_DARWIN_HOST_OS
#define xdr_u_quad_t xdr_u_int64_t
#define xdr_quad_t xdr_int64_t
#define xdr_uint32_t xdr_u_int32_t
#define xdr_uint64_t xdr_u_int64_t
#define uint64_t u_int64_t
unsigned long xdr_sizeof (xdrproc_t func, void *data);
#endif
#if defined(__NetBSD__)
#define xdr_u_quad_t xdr_u_int64_t
#define xdr_quad_t xdr_int64_t
#define xdr_uint32_t xdr_u_int32_t
#define xdr_uint64_t xdr_u_int64_t
#endif
#ifdef GF_SOLARIS_HOST_OS
#define u_quad_t uint64_t
#define quad_t int64_t
#define xdr_u_quad_t xdr_uint64_t
#define xdr_quad_t xdr_int64_t
#endif
/* Returns the address of the byte that follows the
* last byte used for decoding the previous xdr component.
* E.g. once the RPC call for NFS has been decoded, the macro will return
* the address from which the NFS header starts.
*/
#define xdr_decoded_remaining_addr(xdr) ((&xdr)->x_private)
/* Returns the length of the remaining record after the previous decode
* operation completed.
*/
#define xdr_decoded_remaining_len(xdr) ((&xdr)->x_handy)
/* Returns the number of bytes used by the last encode operation. */
#define xdr_encoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
#define xdr_decoded_length(xdr) (((size_t)(&xdr)->x_private) - ((size_t)(&xdr)->x_base))
#endif
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