1 files changed, 75 insertions, 0 deletions
diff --git a/storage/maria/ha_s3.h b/storage/maria/ha_s3.h
new file mode 100644
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+++ b/storage/maria/ha_s3.h
@@ -0,0 +1,75 @@
+#ifndef HA_S3_INCLUDED
+#define HA_S3_INCLUDED
+/* Copyright (C) 2019, 2020, MariaDB Corporation AB
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the
+   Free Software Foundation, Inc.
+   51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
+*/
+
+#include "ha_maria.h"
+
+class ha_s3 final :public ha_maria
+{
+  enum alter_table_op
+  { S3_NO_ALTER, S3_ALTER_TABLE, S3_ADD_PARTITION, S3_ADD_TMP_PARTITION };
+  alter_table_op in_alter_table;
+  S3_INFO *open_args;
+
+public:
+  ha_s3(handlerton *hton, TABLE_SHARE * table_arg);
+  ~ha_s3() {}
+
+  int create(const char *name, TABLE *table_arg,
+             HA_CREATE_INFO *ha_create_info) override;
+  int open(const char *name, int mode, uint open_flags) override;
+  int write_row(const uchar *buf) override;
+  int update_row(const uchar *, const uchar *) override
+  {
+    DBUG_ENTER("update_row");
+    DBUG_RETURN(HA_ERR_TABLE_READONLY);
+  }
+  int delete_row(const uchar *) override
+  {
+    DBUG_ENTER("delete_row");
+    DBUG_RETURN(HA_ERR_TABLE_READONLY);
+  }
+  int analyze(THD *, HA_CHECK_OPT *) override
+  {
+    DBUG_ENTER("analyze");
+    DBUG_RETURN(HA_ERR_TABLE_READONLY);
+  }
+  int repair(THD * thd, HA_CHECK_OPT * check_opt) override
+  {
+    DBUG_ENTER("repair");
+    DBUG_RETURN(HA_ERR_TABLE_READONLY);
+  }
+  int preload_keys(THD * thd, HA_CHECK_OPT * check_opt) override
+  {
+    DBUG_ENTER("preload_keys");
+    DBUG_RETURN(HA_ERR_TABLE_READONLY);
+  }
+  int external_lock(THD * thd, int lock_type) override;
+  /*
+    drop_table() is only used for internal temporary tables,
+    not applicable for s3
+  */
+  void drop_table(const char *) override {}
+  int delete_table(const char *name) override;
+  int rename_table(const char *from, const char *to) override;
+  int discover_check_version() override;
+  int rebind();
+  S3_INFO *s3_open_args() override { return open_args; }
+  void register_handler(MARIA_HA *file) override;
+};
+#endif /* HA_S3_INCLUDED */