extern "C" {
typedef unsigned int PSI_memory_key;
}
extern "C" {
struct PSI_thread;
struct PSI_memory_info_v2
{
  int placeholder;
};
typedef struct PSI_memory_info_v2 PSI_memory_info;
}
C_MODE_START
struct MDL_key;
typedef struct MDL_key MDL_key;
typedef int opaque_mdl_type;
typedef int opaque_mdl_duration;
typedef int opaque_mdl_status;
typedef int opaque_vio_type;
struct TABLE_SHARE;
struct sql_digest_storage;
  class THD;
struct PSI_mutex;
typedef struct PSI_mutex PSI_mutex;
struct PSI_rwlock;
typedef struct PSI_rwlock PSI_rwlock;
struct PSI_cond;
typedef struct PSI_cond PSI_cond;
struct PSI_table_share;
typedef struct PSI_table_share PSI_table_share;
struct PSI_table;
typedef struct PSI_table PSI_table;
struct PSI_thread;
typedef struct PSI_thread PSI_thread;
struct PSI_file;
typedef struct PSI_file PSI_file;
struct PSI_socket;
typedef struct PSI_socket PSI_socket;
struct PSI_prepared_stmt;
typedef struct PSI_prepared_stmt PSI_prepared_stmt;
struct PSI_table_locker;
typedef struct PSI_table_locker PSI_table_locker;
struct PSI_statement_locker;
typedef struct PSI_statement_locker PSI_statement_locker;
struct PSI_transaction_locker;
typedef struct PSI_transaction_locker PSI_transaction_locker;
struct PSI_idle_locker;
typedef struct PSI_idle_locker PSI_idle_locker;
struct PSI_digest_locker;
typedef struct PSI_digest_locker PSI_digest_locker;
struct PSI_sp_share;
typedef struct PSI_sp_share PSI_sp_share;
struct PSI_sp_locker;
typedef struct PSI_sp_locker PSI_sp_locker;
struct PSI_metadata_lock;
typedef struct PSI_metadata_lock PSI_metadata_lock;
struct PSI_stage_progress
{
  ulonglong m_work_completed;
  ulonglong m_work_estimated;
};
typedef struct PSI_stage_progress PSI_stage_progress;
enum PSI_table_io_operation
{
  PSI_TABLE_FETCH_ROW= 0,
  PSI_TABLE_WRITE_ROW= 1,
  PSI_TABLE_UPDATE_ROW= 2,
  PSI_TABLE_DELETE_ROW= 3
};
typedef enum PSI_table_io_operation PSI_table_io_operation;
struct PSI_table_locker_state
{
  uint m_flags;
  enum PSI_table_io_operation m_io_operation;
  struct PSI_table *m_table;
  struct PSI_table_share *m_table_share;
  struct PSI_thread *m_thread;
  ulonglong m_timer_start;
  ulonglong (*m_timer)(void);
  void *m_wait;
  uint m_index;
};
typedef struct PSI_table_locker_state PSI_table_locker_state;
struct PSI_bootstrap
{
  void* (*get_interface)(int version);
};
typedef struct PSI_bootstrap PSI_bootstrap;
struct PSI_mutex_locker;
typedef struct PSI_mutex_locker PSI_mutex_locker;
struct PSI_rwlock_locker;
typedef struct PSI_rwlock_locker PSI_rwlock_locker;
struct PSI_cond_locker;
typedef struct PSI_cond_locker PSI_cond_locker;
struct PSI_file_locker;
typedef struct PSI_file_locker PSI_file_locker;
struct PSI_socket_locker;
typedef struct PSI_socket_locker PSI_socket_locker;
struct PSI_metadata_locker;
typedef struct PSI_metadata_locker PSI_metadata_locker;
enum PSI_mutex_operation
{
  PSI_MUTEX_LOCK= 0,
  PSI_MUTEX_TRYLOCK= 1
};
typedef enum PSI_mutex_operation PSI_mutex_operation;
enum PSI_rwlock_operation
{
  PSI_RWLOCK_READLOCK= 0,
  PSI_RWLOCK_WRITELOCK= 1,
  PSI_RWLOCK_TRYREADLOCK= 2,
  PSI_RWLOCK_TRYWRITELOCK= 3,
  PSI_RWLOCK_SHAREDLOCK= 4,
  PSI_RWLOCK_SHAREDEXCLUSIVELOCK= 5,
  PSI_RWLOCK_EXCLUSIVELOCK= 6,
  PSI_RWLOCK_TRYSHAREDLOCK= 7,
  PSI_RWLOCK_TRYSHAREDEXCLUSIVELOCK= 8,
  PSI_RWLOCK_TRYEXCLUSIVELOCK= 9
};
typedef enum PSI_rwlock_operation PSI_rwlock_operation;
enum PSI_cond_operation
{
  PSI_COND_WAIT= 0,
  PSI_COND_TIMEDWAIT= 1
};
typedef enum PSI_cond_operation PSI_cond_operation;
enum PSI_file_operation
{
  PSI_FILE_CREATE= 0,
  PSI_FILE_CREATE_TMP= 1,
  PSI_FILE_OPEN= 2,
  PSI_FILE_STREAM_OPEN= 3,
  PSI_FILE_CLOSE= 4,
  PSI_FILE_STREAM_CLOSE= 5,
  PSI_FILE_READ= 6,
  PSI_FILE_WRITE= 7,
  PSI_FILE_SEEK= 8,
  PSI_FILE_TELL= 9,
  PSI_FILE_FLUSH= 10,
  PSI_FILE_STAT= 11,
  PSI_FILE_FSTAT= 12,
  PSI_FILE_CHSIZE= 13,
  PSI_FILE_DELETE= 14,
  PSI_FILE_RENAME= 15,
  PSI_FILE_SYNC= 16
};
typedef enum PSI_file_operation PSI_file_operation;
enum PSI_table_lock_operation
{
  PSI_TABLE_LOCK= 0,
  PSI_TABLE_EXTERNAL_LOCK= 1
};
typedef enum PSI_table_lock_operation PSI_table_lock_operation;
enum PSI_socket_state
{
  PSI_SOCKET_STATE_IDLE= 1,
  PSI_SOCKET_STATE_ACTIVE= 2
};
typedef enum PSI_socket_state PSI_socket_state;
enum PSI_socket_operation
{
  PSI_SOCKET_CREATE= 0,
  PSI_SOCKET_CONNECT= 1,
  PSI_SOCKET_BIND= 2,
  PSI_SOCKET_CLOSE= 3,
  PSI_SOCKET_SEND= 4,
  PSI_SOCKET_RECV= 5,
  PSI_SOCKET_SENDTO= 6,
  PSI_SOCKET_RECVFROM= 7,
  PSI_SOCKET_SENDMSG= 8,
  PSI_SOCKET_RECVMSG= 9,
  PSI_SOCKET_SEEK= 10,
  PSI_SOCKET_OPT= 11,
  PSI_SOCKET_STAT= 12,
  PSI_SOCKET_SHUTDOWN= 13,
  PSI_SOCKET_SELECT= 14
};
typedef enum PSI_socket_operation PSI_socket_operation;
typedef unsigned int PSI_mutex_key;
typedef unsigned int PSI_rwlock_key;
typedef unsigned int PSI_cond_key;
typedef unsigned int PSI_thread_key;
typedef unsigned int PSI_file_key;
typedef unsigned int PSI_stage_key;
typedef unsigned int PSI_statement_key;
typedef unsigned int PSI_socket_key;
struct PSI_v2
{
  int placeholder;
};
struct PSI_mutex_info_v2
{
  int placeholder;
};
struct PSI_rwlock_info_v2
{
  int placeholder;
};
struct PSI_cond_info_v2
{
  int placeholder;
};
struct PSI_thread_info_v2
{
  int placeholder;
};
struct PSI_file_info_v2
{
  int placeholder;
};
struct PSI_stage_info_v2
{
  int placeholder;
};
struct PSI_statement_info_v2
{
  int placeholder;
};
struct PSI_transaction_info_v2
{
  int placeholder;
};
struct PSI_idle_locker_state_v2
{
  int placeholder;
};
struct PSI_mutex_locker_state_v2
{
  int placeholder;
};
struct PSI_rwlock_locker_state_v2
{
  int placeholder;
};
struct PSI_cond_locker_state_v2
{
  int placeholder;
};
struct PSI_file_locker_state_v2
{
  int placeholder;
};
struct PSI_statement_locker_state_v2
{
  int placeholder;
};
struct PSI_transaction_locker_state_v2
{
  int placeholder;
};
struct PSI_socket_locker_state_v2
{
  int placeholder;
};
struct PSI_metadata_locker_state_v2
{
  int placeholder;
};
typedef struct PSI_v2 PSI;
typedef struct PSI_mutex_info_v2 PSI_mutex_info;
typedef struct PSI_rwlock_info_v2 PSI_rwlock_info;
typedef struct PSI_cond_info_v2 PSI_cond_info;
typedef struct PSI_thread_info_v2 PSI_thread_info;
typedef struct PSI_file_info_v2 PSI_file_info;
typedef struct PSI_stage_info_v2 PSI_stage_info;
typedef struct PSI_statement_info_v2 PSI_statement_info;
typedef struct PSI_transaction_info_v2 PSI_transaction_info;
typedef struct PSI_socket_info_v2 PSI_socket_info;
typedef struct PSI_idle_locker_state_v2 PSI_idle_locker_state;
typedef struct PSI_mutex_locker_state_v2 PSI_mutex_locker_state;
typedef struct PSI_rwlock_locker_state_v2 PSI_rwlock_locker_state;
typedef struct PSI_cond_locker_state_v2 PSI_cond_locker_state;
typedef struct PSI_file_locker_state_v2 PSI_file_locker_state;
typedef struct PSI_statement_locker_state_v2 PSI_statement_locker_state;
typedef struct PSI_transaction_locker_state_v2 PSI_transaction_locker_state;
typedef struct PSI_socket_locker_state_v2 PSI_socket_locker_state;
typedef struct PSI_sp_locker_state_v2 PSI_sp_locker_state;
typedef struct PSI_metadata_locker_state_v2 PSI_metadata_locker_state;
extern MYSQL_PLUGIN_IMPORT PSI *PSI_server;
C_MODE_END