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/*
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 _GLOBALS_H
#define _GLOBALS_H
#define GF_DEFAULT_BASE_PORT 24007
#define GF_DEFAULT_VOLFILE_TRANSPORT "tcp"
#define GD_OP_VERSION_KEY "operating-version"
#define GD_MIN_OP_VERSION_KEY "minimum-operating-version"
#define GD_MAX_OP_VERSION_KEY "maximum-operating-version"
/* Gluster versions - OP-VERSION mapping
*
* 3.3.x - 1
* 3.4.x - 2
* 3.5.0 - 3
* 3.5.1 - 30501
* 3.6.0 - 30600
* 3.7.0 - 30700
* 3.7.1 - 30701
* 3.7.2 - 30702
*
* Starting with Gluster v3.6, the op-version will be multi-digit integer values
* based on the Glusterfs version, instead of a simply incrementing integer
* value. The op-version for a given X.Y.Z release will be an integer XYZ, with
* Y and Z 2 digit always 2 digits wide and padded with 0 when needed. This
* should allow for some gaps between two Y releases for backports of features
* in Z releases.
*/
#define GD_OP_VERSION_MIN 1 /* MIN is the fresh start op-version, mostly
should not change */
#define GD_OP_VERSION_MAX GD_OP_VERSION_4_0_0 /* MAX VERSION is the maximum
count in VME table, should
keep changing with
introduction of newer
versions */
#define GD_OP_VERSION_3_6_0 30600 /* Op-Version for GlusterFS 3.6.0 */
#define GD_OP_VERSION_3_7_0 30700 /* Op-version for GlusterFS 3.7.0 */
#define GD_OP_VERSION_3_7_1 30701 /* Op-version for GlusterFS 3.7.1 */
#define GD_OP_VERSION_3_7_2 30702 /* Op-version for GlusterFS 3.7.2 */
#define GD_OP_VERSION_3_7_3 30703 /* Op-version for GlusterFS 3.7.3 */
#define GD_OP_VERSION_3_7_4 30704 /* Op-version for GlusterFS 3.7.4 */
#define GD_OP_VERSION_3_7_5 30705 /* Op-version for GlusterFS 3.7.5 */
#define GD_OP_VERSION_3_7_6 30706 /* Op-version for GlusterFS 3.7.6 */
#define GD_OP_VERSION_3_7_7 30707 /* Op-version for GlusterFS 3.7.7 */
#define GD_OP_VERSION_3_7_10 30710 /* Op-version for GlusterFS 3.7.10 */
#define GD_OP_VERSION_3_7_12 30712 /* Op-version for GlusterFS 3.7.12 */
#define GD_OP_VERSION_3_8_0 30800 /* Op-version for GlusterFS 3.8.0 */
#define GD_OP_VERSION_3_8_3 30803 /* Op-version for GlusterFS 3.8.3 */
#define GD_OP_VERSION_3_8_4 30804 /* Op-version for GlusterFS 3.8.4 */
#define GD_OP_VERSION_3_9_0 30900 /* Op-version for GlusterFS 3.9.0 */
#define GD_OP_VERSION_3_9_1 30901 /* Op-version for GlusterFS 3.9.1 */
#define GD_OP_VERSION_3_10_0 31000 /* Op-version for GlusterFS 3.10.0 */
#define GD_OP_VERSION_4_0_0 40000 /* Op-version for GlusterFS 4.0.0 */
#define GD_OP_VER_PERSISTENT_AFR_XATTRS GD_OP_VERSION_3_6_0
#include "xlator.h"
/* THIS */
#define THIS (*__glusterfs_this_location())
#define DECLARE_OLD_THIS xlator_t *old_THIS = THIS
/*
* a more comprehensive feature test is shown at
* http://lists.iptel.org/pipermail/semsdev/2010-October/005075.html
* this is sufficient for RHEL5 i386 builds
*/
#if (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 1)) && !defined(__i386__)
# define INCREMENT_ATOMIC(lk, op) __sync_add_and_fetch(&op, 1)
# define DECREMENT_ATOMIC(lk, op) __sync_sub_and_fetch(&op, 1)
#else
/* These are only here for old gcc, e.g. on RHEL5 i386.
* We're not ever going to use this in an if stmt,
* but let's be pedantically correct for style points */
# define INCREMENT_ATOMIC(lk, op) do { LOCK (&lk); ++op; UNLOCK (&lk); } while (0)
/* this is a gcc 'statement expression', it works with llvm/clang too */
# define DECREMENT_ATOMIC(lk, op) ({ LOCK (&lk); --op; UNLOCK (&lk); op; })
#endif
xlator_t **__glusterfs_this_location (void);
xlator_t *glusterfs_this_get (void);
int glusterfs_this_set (xlator_t *);
/* syncopctx */
void *syncopctx_getctx (void);
int syncopctx_setctx (void *ctx);
/* task */
void *synctask_get (void);
int synctask_set (void *);
/* uuid_buf */
char *glusterfs_uuid_buf_get (void);
/* lkowner_buf */
char *glusterfs_lkowner_buf_get (void);
/* leaseid buf */
char *glusterfs_leaseid_buf_get (void);
/* init */
int glusterfs_globals_init (glusterfs_ctx_t *ctx);
extern const char *gf_fop_list[];
extern const char *gf_upcall_list[];
/* mem acct enable/disable */
int gf_global_mem_acct_enable_get (void);
int gf_global_mem_acct_enable_set (int val);
#endif /* !_GLOBALS_H */
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