mirror of
https://github.com/apache/cloudstack.git
synced 2025-10-26 08:42:29 +01:00
69 lines
2.9 KiB
C
69 lines
2.9 KiB
C
/* Copyright (c) 2008, XenSource Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the name of XenSource Inc. nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
|
|
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
|
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
#ifndef _VHD_JOURNAL_H_
|
|
#define _VHD_JOURNAL_H_
|
|
|
|
#include <inttypes.h>
|
|
|
|
#include "libvhd.h"
|
|
|
|
#define VHD_JOURNAL_METADATA 0x01
|
|
#define VHD_JOURNAL_DATA 0x02
|
|
|
|
#define VHD_JOURNAL_HEADER_COOKIE "vjournal"
|
|
#define VHD_JOURNAL_ENTRY_COOKIE 0xaaaa12344321aaaa
|
|
|
|
typedef struct vhd_journal_header {
|
|
char cookie[8];
|
|
blk_uuid_t uuid;
|
|
uint64_t vhd_footer_offset;
|
|
uint32_t journal_data_entries;
|
|
uint32_t journal_metadata_entries;
|
|
uint64_t journal_data_offset;
|
|
uint64_t journal_metadata_offset;
|
|
uint64_t journal_eof;
|
|
char pad[448];
|
|
} vhd_journal_header_t;
|
|
|
|
typedef struct vhd_journal {
|
|
char *jname;
|
|
int jfd;
|
|
int is_block; /* is jfd a block device */
|
|
vhd_journal_header_t header;
|
|
vhd_context_t vhd;
|
|
} vhd_journal_t;
|
|
|
|
int vhd_journal_create(vhd_journal_t *, const char *file, const char *jfile);
|
|
int vhd_journal_open(vhd_journal_t *, const char *file, const char *jfile);
|
|
int vhd_journal_add_block(vhd_journal_t *, uint32_t block, char mode);
|
|
int vhd_journal_commit(vhd_journal_t *);
|
|
int vhd_journal_revert(vhd_journal_t *);
|
|
int vhd_journal_close(vhd_journal_t *);
|
|
int vhd_journal_remove(vhd_journal_t *);
|
|
|
|
#endif
|