1 | /* Copyright (C) 2013 Codership Oy <info@codership.com> |
2 | |
3 | This program is free software; you can redistribute it and/or modify |
4 | it under the terms of the GNU General Public License as published by |
5 | the Free Software Foundation; version 2 of the License. |
6 | |
7 | This program is distributed in the hope that it will be useful, |
8 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
9 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
10 | GNU General Public License for more details. |
11 | |
12 | You should have received a copy of the GNU General Public License along |
13 | with this program; if not, write to the Free Software Foundation, Inc., |
14 | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ |
15 | |
16 | #ifndef WSREP_BINLOG_H |
17 | #define WSREP_BINLOG_H |
18 | |
19 | #include "sql_class.h" // THD, IO_CACHE |
20 | |
21 | #define HEAP_PAGE_SIZE 65536 /* 64K */ |
22 | #define WSREP_MAX_WS_SIZE 2147483647 /* 2GB */ |
23 | |
24 | /* |
25 | Write the contents of a cache to a memory buffer. |
26 | |
27 | This function quite the same as MYSQL_BIN_LOG::write_cache(), |
28 | with the exception that here we write in buffer instead of log file. |
29 | */ |
30 | int wsrep_write_cache_buf(IO_CACHE *cache, uchar **buf, size_t *buf_len); |
31 | |
32 | /* |
33 | Write the contents of a cache to wsrep provider. |
34 | |
35 | This function quite the same as MYSQL_BIN_LOG::write_cache(), |
36 | with the exception that here we write in buffer instead of log file. |
37 | |
38 | @param len total amount of data written |
39 | @return wsrep error status |
40 | */ |
41 | int wsrep_write_cache (wsrep_t* const wsrep, |
42 | THD* const thd, |
43 | IO_CACHE* const cache, |
44 | size_t* const len); |
45 | |
46 | /* Dump replication buffer to disk */ |
47 | void wsrep_dump_rbr_buf(THD *thd, const void* rbr_buf, size_t buf_len); |
48 | |
49 | /* Dump replication buffer to disk without intermediate buffer */ |
50 | void wsrep_dump_rbr_direct(THD* thd, IO_CACHE* cache); |
51 | |
52 | /* Dump replication buffer along with header to a file */ |
53 | void (THD *thd, const void *rbr_buf, |
54 | size_t buf_len); |
55 | |
56 | int wsrep_binlog_close_connection(THD* thd); |
57 | int wsrep_binlog_savepoint_set(THD *thd, void *sv); |
58 | int wsrep_binlog_savepoint_rollback(THD *thd, void *sv); |
59 | |
60 | #endif /* WSREP_BINLOG_H */ |
61 | |