70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2012 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#ifndef JNLSP_H_INCLUDED
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#define JNLSP_H_INCLUDED
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/* Start jnlsp.h - platform-specific journaling definitions. */
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#include <errno.h>
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typedef gtm_int64_t jnl_proc_time;
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typedef int fd_type;
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typedef unix_file_info fi_type;
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/* in disk blocks but jnl file addresses are kept by byte so limited by uint4 for now */
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#ifndef OFF_T_LONG
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#define JNL_ALLOC_MAX 4194304 /* 2GB */
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#else
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#define JNL_ALLOC_MAX 8388607 /* 4GB - 512 Bytes */
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#endif
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/* Since the journal buffer size always gets rounded up to the next multiple of
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* MIN(MAX_IO_BLOCK_SIZE, csd->blk_size) / DISK_BLOCK_SIZE), make the default journal
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* buffer size a multiple of default-block-size-to-512 ratio, which equals 2. That
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* value might need readjustment for certain block sizes, but should currently suit
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* well block sizes of 1K and 2K. */
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#define JNL_BUFFER_DEF ROUND_UP(JNL_BUFFER_MIN, 2)
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#define NOJNL FD_INVALID_NONPOSIX
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#define MID_TIME(W) W
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#define EXTTIMEVMS(T)
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#define EXTINTVMS(I)
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#define EXTTXTVMS(T,L)
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#ifndef GTM64
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#define JNL_SHORT_TIME(S) (time((time_t *)&S))
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#else
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#define JNL_SHORT_TIME(S) \
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{ \
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time_t temp_t; \
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time(&temp_t); \
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S = (int4) temp_t; \
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}
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#endif
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#define JNL_WHOLE_FROM_SHORT_TIME(W, S) W = (S)
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#define JNL_WHOLE_TIME(W) \
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{ \
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time_t temp_t; \
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time(&temp_t); \
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W = temp_t; \
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}
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#define UNIX_TIME_T_OVERFLOW_WARN_THRESHOLD 0x7acdd140 /* Mon Apr 16 00:00:00 2035 EST */
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#define SECONDS_PER_EPOCH_SECOND 1
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#define SECOND2EPOCH_SECOND(s) (s)
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#define EPOCH_SECOND2SECOND(e) (e)
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#define JNL_EXT_DEF "*.mjl"
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#define DEF_DB_EXT_NAME "dat"
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#define DEF_JNL_EXT_NAME ".mjl"
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uint4 jnl_file_open(gd_region *reg, bool init, void *dummy);
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#endif /* JNLSP_H_INCLUDED */
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