diff options
Diffstat (limited to 'innobase/include/trx0sys.h')
| -rw-r--r-- | innobase/include/trx0sys.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/innobase/include/trx0sys.h b/innobase/include/trx0sys.h index b08df7f6901..a54a6424a4f 100644 --- a/innobase/include/trx0sys.h +++ b/innobase/include/trx0sys.h @@ -257,6 +257,15 @@ void trx_sys_print_mysql_binlog_offset(void); /*===================================*/ /********************************************************************* +Prints to stdout the MySQL binlog info in the system header if the +magic number shows it valid. */ + +void +trx_sys_print_mysql_binlog_offset_from_page( +/*========================================*/ + byte* page); /* in: buffer containing the trx system header page, + i.e., page number TRX_SYS_PAGE_NO in the tablespace */ +/********************************************************************* Prints to stderr the MySQL master log offset info in the trx system header if the magic number shows it valid. */ @@ -300,11 +309,11 @@ therefore 256; each slot is currently 8 bytes in size */ #define TRX_SYS_MYSQL_LOG_NAME_LEN 512 #define TRX_SYS_MYSQL_LOG_MAGIC_N 873422344 -/* The offset of the MySQL replication info on the trx system header page; +/* The offset of the MySQL replication info in the trx system header; this contains the same fields as TRX_SYS_MYSQL_LOG_INFO below */ #define TRX_SYS_MYSQL_MASTER_LOG_INFO (UNIV_PAGE_SIZE - 2000) -/* The offset of the MySQL binlog offset info on the trx system header page */ +/* The offset of the MySQL binlog offset info in the trx system header */ #define TRX_SYS_MYSQL_LOG_INFO (UNIV_PAGE_SIZE - 1000) #define TRX_SYS_MYSQL_LOG_MAGIC_N_FLD 0 /* magic number which shows if we have valid data in the |