diff options
Diffstat (limited to 'db2/include/log.h')
| -rw-r--r-- | db2/include/log.h | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/db2/include/log.h b/db2/include/log.h index 4e27b038d3..7d5161cc9d 100644 --- a/db2/include/log.h +++ b/db2/include/log.h @@ -1,10 +1,10 @@ /*- * See the file LICENSE for redistribution information. * - * Copyright (c) 1996, 1997 + * Copyright (c) 1996, 1997, 1998 * Sleepycat Software. All rights reserved. * - * @(#)log.h 10.19 (Sleepycat) 1/17/98 + * @(#)log.h 10.25 (Sleepycat) 4/10/98 */ #ifndef _LOG_H_ @@ -15,9 +15,10 @@ struct __hdr; typedef struct __hdr HDR; struct __log; typedef struct __log LOG; struct __log_persist; typedef struct __log_persist LOGP; +#ifndef MAXLFNAME #define MAXLFNAME 99999 /* Maximum log file name. */ #define LFNAME "log.%05d" /* Log file name template. */ - +#endif /* Default log name. */ #define DB_DEFAULT_LOG_FILE "__db_log.share" @@ -31,17 +32,19 @@ struct __log_persist; typedef struct __log_persist LOGP; if (F_ISSET(dblp, DB_AM_THREAD)) \ (void)__db_mutex_unlock((dblp)->mutexp, -1); #define LOCK_LOGREGION(dblp) \ - (void)__db_mutex_lock(&((RLAYOUT *)(dblp)->lp)->lock, (dblp)->fd) + (void)__db_mutex_lock(&((RLAYOUT *)(dblp)->lp)->lock, \ + (dblp)->reginfo.fd) #define UNLOCK_LOGREGION(dblp) \ - (void)__db_mutex_unlock(&((RLAYOUT *)(dblp)->lp)->lock, (dblp)->fd) + (void)__db_mutex_unlock(&((RLAYOUT *)(dblp)->lp)->lock, \ + (dblp)->reginfo.fd) /* * The per-process table that maps log file-id's to DB structures. */ typedef struct __db_entry { - DB *dbp; /* Associated DB structure. */ - int refcount; /* Reference counted. */ - int deleted; /* File was not found during open. */ + DB *dbp; /* Associated DB structure. */ + u_int32_t refcount; /* Reference counted. */ + int deleted; /* File was not found during open. */ } DB_ENTRY; /* @@ -75,10 +78,9 @@ struct __db_log { LOG *lp; /* Address of the shared LOG. */ DB_ENV *dbenv; /* Reference to error information. */ + REGINFO reginfo; /* Region information. */ - void *maddr; /* Address of mmap'd region. */ void *addr; /* Address of shalloc() region. */ - int fd; /* Region file descriptor. */ char *dir; /* Directory argument. */ @@ -131,7 +133,7 @@ struct __log { u_int32_t w_off; /* Current write offset in the file. */ - DB_LSN c_lsn; /* LSN of the last checkpoint. */ + DB_LSN chkpt_lsn; /* LSN of the last checkpoint. */ time_t chkpt; /* Time of the last checkpoint. */ DB_LOG_STAT stat; /* Log statistics. */ @@ -159,9 +161,8 @@ struct __fname { u_int32_t id; /* Logging file id. */ DBTYPE s_type; /* Saved DB type. */ - u_int32_t fileid_off; /* Unique file id offset. */ - size_t name_off; /* Name offset. */ + u_int8_t ufid[DB_FILE_ID_LEN]; /* Unique file id. */ }; /* File open/close register log record opcodes. */ |