From 2475e0193c4b4a37028bd8168113d6cd6949fe0e Mon Sep 17 00:00:00 2001 From: Anand Avati Date: Thu, 12 Jul 2012 15:37:38 -0700 Subject: gfapi: API/library for accessing gluster volumes Change-Id: Ie4cbcf91b58218bebf23cf951c313aceeb29f311 BUG: 839950 Signed-off-by: Anand Avati Reviewed-on: http://review.gluster.com/3664 Tested-by: Gluster Build System Reviewed-by: Jeff Darcy Reviewed-by: Kaleb KEITHLEY Reviewed-by: Bharata B Rao --- api/src/glfs-internal.h | 74 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 api/src/glfs-internal.h (limited to 'api/src/glfs-internal.h') diff --git a/api/src/glfs-internal.h b/api/src/glfs-internal.h new file mode 100644 index 00000000000..967be475cce --- /dev/null +++ b/api/src/glfs-internal.h @@ -0,0 +1,74 @@ +/* + Copyright (c) 2012 Red Hat, Inc. + 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 _GLFS_INTERNAL_H +#define _GLFS_INTERNAL_H + +#include "xlator.h" + +struct glfs; + +typedef int (*glfs_init_cbk) (struct glfs *fs, int ret); + +struct glfs { + char *volname; + + glusterfs_ctx_t *ctx; + + pthread_t poller; + + glfs_init_cbk init_cbk; + pthread_mutex_t mutex; + pthread_cond_t cond; + int init; + int ret; + + xlator_t *active_subvol; +}; + +struct glfs_fd { + off_t offset; + fd_t *fd; +}; + +#define DEFAULT_EVENT_POOL_SIZE 16384 +#define GF_MEMPOOL_COUNT_OF_DICT_T 4096 +#define GF_MEMPOOL_COUNT_OF_DATA_T (GF_MEMPOOL_COUNT_OF_DICT_T * 4) +#define GF_MEMPOOL_COUNT_OF_DATA_PAIR_T (GF_MEMPOOL_COUNT_OF_DICT_T * 4) + +int glfs_mgmt_init (struct glfs *fs); +void glfs_init_done (struct glfs *fs, int ret); +int glfs_process_volfp (struct glfs *fs, FILE *fp); +int glfs_resolve (struct glfs *fs, xlator_t *subvol, const char *path, loc_t *loc, + struct iatt *iatt); +void glfs_first_lookup (xlator_t *subvol); + +static inline void +__glfs_entry_fs (struct glfs *fs) +{ + THIS = fs->ctx->master; +} + + +static inline void +__glfs_entry_fd (struct glfs_fd *fd) +{ + THIS = fd->fd->inode->table->xl->ctx->master; +} + + +void glfs_fd_destroy (struct glfs_fd *glfd); + +xlator_t * glfs_fd_subvol (struct glfs_fd *glfd); + +xlator_t * glfs_active_subvol (struct glfs *fs); + +#endif /* !_GLFS_INTERNAL_H */ -- cgit