diff options
Diffstat (limited to 'xlators/features/qemu-block/src/qemu-block.h')
| -rw-r--r-- | xlators/features/qemu-block/src/qemu-block.h | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/xlators/features/qemu-block/src/qemu-block.h b/xlators/features/qemu-block/src/qemu-block.h deleted file mode 100644 index 21cdcec2613..00000000000 --- a/xlators/features/qemu-block/src/qemu-block.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - Copyright (c) 2013 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 __QEMU_BLOCK_H -#define __QEMU_BLOCK_H - -#include "syncop.h" -#include "call-stub.h" -#include "block/block_int.h" -#include "monitor/monitor.h" - -/* QB_XATTR_KEY_FMT is the on-disk xattr stored in the inode which - indicates that the file must be "interpreted" by the block format - logic. The value of the key is of the pattern: - - "format:virtual_size" - - e.g - - "qcow2:20GB" or "qed:100GB" - - The format and virtual size are colon separated. The format is - a case sensitive string which qemu recognizes. virtual_size is - specified as a size which glusterfs recognizes as size (i.e., - value accepted by gf_string2bytesize()) -*/ -#define QB_XATTR_KEY_FMT "trusted.glusterfs.%s.format" - -#define QB_XATTR_KEY_MAX 64 - -#define QB_XATTR_VAL_MAX 64 - - -typedef struct qb_inode { - char fmt[QB_XATTR_VAL_MAX]; /* this is only the format, not "format:size" */ - uint64_t size; /* virtual size in bytes */ - BlockDriverState *bs; - int refcnt; - uuid_t backing_gfid; - char *backing_fname; -} qb_inode_t; - - -typedef struct qb_conf { - Monitor *mon; - struct syncenv *env; - char qb_xattr_key[QB_XATTR_KEY_MAX]; - char *default_password; - inode_t *root_inode; -} qb_conf_t; - - -typedef struct qb_local { - call_frame_t *frame; /* backpointer */ - call_stub_t *stub; - inode_t *inode; - fd_t *fd; - char fmt[QB_XATTR_VAL_MAX+1]; - char name[256]; - synctask_fn_t synctask_fn; - struct list_head list; -} qb_local_t; - -void qb_local_free (xlator_t *this, qb_local_t *local); -int qb_coroutine (call_frame_t *frame, synctask_fn_t fn); -inode_t *qb_inode_from_filename (const char *filename); -int qb_inode_to_filename (inode_t *inode, char *filename, int size); -int qb_format_extract (xlator_t *this, char *format, inode_t *inode); - -qb_inode_t *qb_inode_ctx_get (xlator_t *this, inode_t *inode); - -#define QB_STACK_UNWIND(typ, frame, args ...) do { \ - qb_local_t *__local = frame->local; \ - xlator_t *__this = frame->this; \ - \ - frame->local = NULL; \ - STACK_UNWIND_STRICT (typ, frame, args); \ - if (__local) \ - qb_local_free (__this, __local); \ - } while (0) - -#define QB_STUB_UNWIND(stub, op_ret, op_errno) do { \ - qb_local_t *__local = stub->frame->local; \ - xlator_t *__this = stub->frame->this; \ - \ - stub->frame->local = NULL; \ - call_unwind_error (stub, op_ret, op_errno); \ - if (__local) \ - qb_local_free (__this, __local); \ - } while (0) - -#define QB_STUB_RESUME(stub_errno) do { \ - qb_local_t *__local = stub->frame->local; \ - xlator_t *__this = stub->frame->this; \ - \ - stub->frame->local = NULL; \ - call_resume (stub); \ - if (__local) \ - qb_local_free (__this, __local); \ - } while (0) - -#endif /* !__QEMU_BLOCK_H */ |