1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/****************************************************************
* *
* Copyright (c) 2001-2017 Fidelity National Information *
* Services, Inc. and/or its subsidiaries. All rights reserved. *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#ifndef JNLSP_H_INCLUDED
#define JNLSP_H_INCLUDED
/* Start jnlsp.h - platform-specific journaling definitions. */
#include <errno.h>
typedef gtm_int64_t jnl_proc_time;
typedef int fd_type;
typedef unix_file_info fi_type;
/* in disk blocks but jnl file addresses are kept by byte so limited by uint4 for now */
#ifndef OFF_T_LONG
#define JNL_ALLOC_MAX 4194304 /* 2GB */
#else
#define JNL_ALLOC_MAX 8388607 /* 4GB - 512 Bytes */
#endif
/* Since the journal buffer size always gets rounded up to the next multiple of
* MIN(MAX_IO_BLOCK_SIZE, csd->blk_size) / DISK_BLOCK_SIZE), make the default journal
* buffer size a multiple of default-block-size-to-512 ratio, which equals 8 (default block size = 4K).
* That value might need readjustment for block sizes > 4K
*/
#define JNL_BUFFER_DEF ROUND_UP(JNL_BUFFER_MIN, 8)
#define NOJNL FD_INVALID_NONPOSIX
#define MID_TIME(W) W
#define EXTTIMEVMS(T)
#define EXTINTVMS(I)
#define EXTTXTVMS(T,L)
#ifndef GTM64
#define JNL_SHORT_TIME(S) (time((time_t *)&S))
#else
#define JNL_SHORT_TIME(S) \
{ \
time_t temp_t; \
time(&temp_t); \
S = (int4) temp_t; \
}
#endif
#define JNL_WHOLE_FROM_SHORT_TIME(W, S) W = (S)
#define JNL_WHOLE_TIME(W) \
{ \
time_t temp_t; \
time(&temp_t); \
W = temp_t; \
}
#define UNIX_TIME_T_OVERFLOW_WARN_THRESHOLD 0x7acdd140 /* Mon Apr 16 00:00:00 2035 EST */
#define SECONDS_PER_EPOCH_SECOND 1
#define SECOND2EPOCH_SECOND(s) (s)
#define EPOCH_SECOND2SECOND(e) (e)
#define JNL_EXT_DEF "*.mjl"
#define DEF_DB_EXT_NAME "dat"
#define DEF_JNL_EXT_NAME ".mjl"
uint4 jnl_file_open(gd_region *reg, boolean_t init);
#endif /* JNLSP_H_INCLUDED */
|
