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73 lines
2.7 KiB
C++
73 lines
2.7 KiB
C++
/* Copyright 2013-2015 Codership Oy <http://www.codership.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
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#ifndef WSREP_APPLIER_H
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#define WSREP_APPLIER_H
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#include <my_config.h>
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#include "sql_class.h" // THD class
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int wsrep_apply_events(THD* thd,
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Relay_log_info* rli,
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const void* events_buf,
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size_t buf_len);
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/* Applier error codes, when nothing better is available. */
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#define WSREP_RET_SUCCESS 0 // Success
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#define WSREP_ERR_GENERIC 1 // When in doubt (MySQL default error code)
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#define WSREP_ERR_BAD_EVENT 2 // Can't parse event
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#define WSREP_ERR_NOT_FOUND 3 // Key. table, schema not found
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#define WSREP_ERR_EXISTS 4 // Key, table, schema already exists
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#define WSREP_ERR_WRONG_TYPE 5 // Incompatible data type
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#define WSREP_ERR_FAILED 6 // Operation failed for some internal reason
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#define WSREP_ERR_ABORTED 7 // Operation was aborted externally
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class wsrep_apply_error
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{
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public:
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wsrep_apply_error() : str_(NULL), len_(0) {};
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~wsrep_apply_error() { ::free(str_); }
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/* stores the current THD error info from the diagnostic area. Works only
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* once, subsequent invocations are ignored in order to preserve the original
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* condition. */
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void store(const THD* thd);
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const char* c_str() const { return str_; }
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size_t length() const { return len_; }
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bool is_null() const { return (c_str() == NULL && length() == 0); }
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wsrep_buf_t get_buf() const
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{
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wsrep_buf_t ret= { c_str(), length() };
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return ret;
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}
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private:
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char* str_;
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size_t len_;
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};
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class Format_description_log_event;
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void wsrep_set_apply_format(THD*, Format_description_log_event*);
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Format_description_log_event* wsrep_get_apply_format(THD* thd);
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int wsrep_apply(void* ctx,
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uint32_t flags,
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const wsrep_buf_t* buf,
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const wsrep_trx_meta_t* meta,
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wsrep_apply_error& err);
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wsrep_cb_status_t wsrep_unordered_cb(void* ctx,
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const wsrep_buf_t* data);
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#endif /* WSREP_APPLIER_H */
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