diff options
Diffstat (limited to 'libglusterfs/src/xlator.h')
| -rw-r--r-- | libglusterfs/src/xlator.h | 110 |
1 files changed, 93 insertions, 17 deletions
diff --git a/libglusterfs/src/xlator.h b/libglusterfs/src/xlator.h index bad328f6c..b57e5873e 100644 --- a/libglusterfs/src/xlator.h +++ b/libglusterfs/src/xlator.h @@ -1,20 +1,11 @@ /* - Copyright (c) 2006-2011 Gluster, Inc. <http://www.gluster.com> + Copyright (c) 2008-2012 Red Hat, Inc. <http://www.redhat.com> This file is part of GlusterFS. - GlusterFS is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 3 of the License, - or (at your option) any later version. - - GlusterFS is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see - <http://www.gnu.org/licenses/>. + 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 _XLATOR_H @@ -75,6 +66,7 @@ typedef int32_t (*event_notify_fn_t) (xlator_t *this, int32_t event, void *data, #include "globals.h" #include "iatt.h" #include "options.h" +#include "client_t.h" struct _loc { @@ -426,6 +418,30 @@ typedef int32_t (*fop_fsetattr_cbk_t) (call_frame_t *frame, struct iatt *preop_stbuf, struct iatt *postop_stbuf, dict_t *xdata); +typedef int32_t (*fop_fallocate_cbk_t) (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct iatt *preop_stbuf, + struct iatt *postop_stbuf, dict_t *xdata); + +typedef int32_t (*fop_discard_cbk_t) (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct iatt *preop_stbuf, + struct iatt *postop_stbuf, dict_t *xdata); + +typedef int32_t (*fop_zerofill_cbk_t) (call_frame_t *frame, + void *cookie, + xlator_t *this, + int32_t op_ret, + int32_t op_errno, + struct iatt *preop_stbuf, + struct iatt *postop_stbuf, dict_t *xdata); + typedef int32_t (*fop_lookup_t) (call_frame_t *frame, xlator_t *this, loc_t *loc, @@ -643,6 +659,26 @@ typedef int32_t (*fop_fsetattr_t) (call_frame_t *frame, struct iatt *stbuf, int32_t valid, dict_t *xdata); +typedef int32_t (*fop_fallocate_t) (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + int32_t keep_size, + off_t offset, + size_t len, + dict_t *xdata); + +typedef int32_t (*fop_discard_t) (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + off_t offset, + size_t len, + dict_t *xdata); +typedef int32_t (*fop_zerofill_t) (call_frame_t *frame, + xlator_t *this, + fd_t *fd, + off_t offset, + size_t len, + dict_t *xdata); struct xlator_fops { fop_lookup_t lookup; @@ -687,6 +723,9 @@ struct xlator_fops { fop_setattr_t setattr; fop_fsetattr_t fsetattr; fop_getspec_t getspec; + fop_fallocate_t fallocate; + fop_discard_t discard; + fop_zerofill_t zerofill; /* these entries are used for a typechecking hack in STACK_WIND _only_ */ fop_lookup_cbk_t lookup_cbk; @@ -731,6 +770,9 @@ struct xlator_fops { fop_setattr_cbk_t setattr_cbk; fop_fsetattr_cbk_t fsetattr_cbk; fop_getspec_cbk_t getspec_cbk; + fop_fallocate_cbk_t fallocate_cbk; + fop_discard_cbk_t discard_cbk; + fop_zerofill_cbk_t zerofill_cbk; }; typedef int32_t (*cbk_forget_t) (xlator_t *this, @@ -739,10 +781,17 @@ typedef int32_t (*cbk_forget_t) (xlator_t *this, typedef int32_t (*cbk_release_t) (xlator_t *this, fd_t *fd); +typedef int32_t (*cbk_invalidate_t)(xlator_t *this, inode_t *inode); + +typedef int32_t (*cbk_client_t)(xlator_t *this, client_t *client); + struct xlator_cbks { - cbk_forget_t forget; - cbk_release_t release; - cbk_release_t releasedir; + cbk_forget_t forget; + cbk_release_t release; + cbk_release_t releasedir; + cbk_invalidate_t invalidate; + cbk_client_t client_destroy; + cbk_client_t client_disconnect; }; typedef int32_t (*dumpop_priv_t) (xlator_t *this); @@ -830,8 +879,17 @@ struct _xlator { /* for the memory pool of 'frame->local' */ struct mem_pool *local_pool; + gf_boolean_t is_autoloaded; }; +typedef struct { + int32_t (*init) (xlator_t *this); + void (*fini) (xlator_t *this); + int32_t (*reconfigure) (xlator_t *this, + dict_t *options); + event_notify_fn_t notify; +} class_methods_t; + #define xlator_has_parent(xl) (xl->parents != NULL) #define XLATOR_NOTIFY(_xl, params ...) \ @@ -869,6 +927,11 @@ void xlator_foreach (xlator_t *this, void *data), void *data); +void xlator_foreach_depth_first (xlator_t *this, + void (*fn) (xlator_t *each, + void *data), + void *data); + xlator_t *xlator_search_by_name (xlator_t *any, const char *name); void inode_destroy_notify (inode_t *inode, const char *xlname); @@ -876,9 +939,22 @@ void inode_destroy_notify (inode_t *inode, const char *xlname); int loc_copy (loc_t *dst, loc_t *src); #define loc_dup(src, dst) loc_copy(dst, src) void loc_wipe (loc_t *loc); +int loc_path (loc_t *loc, const char *bname); +void loc_gfid (loc_t *loc, uuid_t gfid); +char* loc_gfid_utoa (loc_t *loc); +gf_boolean_t loc_is_root (loc_t *loc); int xlator_mem_acct_init (xlator_t *xl, int num_types); int is_gf_log_command (xlator_t *trans, const char *name, char *value); int glusterd_check_log_level (const char *value); int xlator_volopt_dynload (char *xlator_type, void **dl_handle, volume_opt_list_t *vol_opt_handle); +enum gf_hdsk_event_notify_op { + GF_EN_DEFRAG_STATUS, + GF_EN_MAX, +}; +gf_boolean_t +is_graph_topology_equal (glusterfs_graph_t *graph1, glusterfs_graph_t *graph2); +int +glusterfs_volfile_reconfigure (int oldvollen, FILE *newvolfile_fp, + glusterfs_ctx_t *ctx, const char *oldvolfile); #endif /* _XLATOR_H */ |