1 files changed, 103 insertions, 0 deletions
diff --git a/storage/perfschema/pfs_program.h b/storage/perfschema/pfs_program.h
new file mode 100644
index 00000000..56abcee9
--- /dev/null
+++ b/storage/perfschema/pfs_program.h
@@ -0,0 +1,103 @@
+/* Copyright (c) 2013, 2022, Oracle and/or its affiliates.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License, version 2.0,
+  as published by the Free Software Foundation.
+
+  This program is also distributed with certain software (including
+  but not limited to OpenSSL) that is licensed under separate terms,
+  as designated in a particular file or component or in included license
+  documentation.  The authors of MySQL hereby grant you an additional
+  permission to link the program and your derivative works with the
+  separately licensed software that they have included with MySQL.
+
+  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, version 2.0, 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,
+  51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
+
+#ifndef PFS_PROGRAM_H
+#define PFS_PROGRAM_H
+
+/**
+  @file storage/perfschema/pfs_program.h
+  Stored Program data structures (declarations).
+*/
+
+#include "pfs_column_types.h"
+#include "pfs_stat.h"
+
+#define PROGRAM_HASH_KEY_LENGTH sizeof(enum_object_type) + COL_OBJECT_NAME_SIZE + 1 + COL_OBJECT_SCHEMA_SIZE + 1
+
+extern LF_HASH program_hash;
+
+/**
+  Hash key for a program.
+*/
+struct PFS_program_key
+{
+  /**
+    Hash search key.
+    This has to be a string for LF_HASH,
+    the format is "<object_type><0x00><object_name><0x00><schema_name><0x00>"
+  */
+  char m_hash_key[PROGRAM_HASH_KEY_LENGTH];
+  uint m_key_length;
+};
+
+struct PFS_ALIGNED PFS_program : public PFS_instr
+{
+  /** Object type. */
+  enum_object_type m_type;
+
+  /** Object name. */
+  const char *m_object_name;
+  int m_object_name_length;
+
+  /** Object Schema name. */
+  const char *m_schema_name;
+  int m_schema_name_length;
+
+  /** Hash key */
+  PFS_program_key m_key;
+
+  /** Sub statement stat. */
+  PFS_statement_stat m_stmt_stat;
+
+  /** Stored program stat. */
+  PFS_sp_stat m_sp_stat;
+
+  /** Referesh setup object flags. */
+  void refresh_setup_object_flags(PFS_thread* thread);
+
+  /** Reset data for this record. */
+  void reset_data();
+};
+
+int init_program(const PFS_global_param *param);
+void cleanup_program(void);
+int init_program_hash(const PFS_global_param *param);
+void cleanup_program_hash(void);
+
+void reset_esms_by_program();
+
+PFS_program*
+find_or_create_program(PFS_thread *thread,
+                      enum_object_type object_type,
+                      const char *object_name,
+                      uint object_name_length,
+                      const char *schema,
+                      uint schema_length);
+
+void
+drop_program(PFS_thread *thread,
+             enum_object_type object_type,
+             const char *object_name,
+             uint object_name_length,
+             const char *schema_name,
+             uint schema_name_length);
+#endif