FM / private

/usr/include/mysql/server/private

Name	Size	Mode	Actions
atomic/	-	0755	rm
data/	-	0755	rm
providers/	-	0755	rm
aligned.h	1136	0644	edit dl rm
aria_backup.h	1787	0644	edit dl rm
assume_aligned.h	2350	0644	edit dl rm
authors.h	10141	0644	edit dl rm
backup.h	1703	0644	edit dl rm
bounded_queue.h	6093	0644	edit dl rm
client_settings.h	1935	0644	edit dl rm
compat56.h	2280	0644	edit dl rm
config.h	14543	0644	edit dl rm
contributors.h	4878	0644	edit dl rm
create_options.h	4193	0644	edit dl rm
create_tmp_table.h	2808	0644	edit dl rm
cset_narrowing.h	3968	0644	edit dl rm
custom_conf.h	1082	0644	edit dl rm
datadict.h	1700	0644	edit dl rm
ddl_log.h	12807	0644	edit dl rm
debug.h	1234	0644	edit dl rm
debug_sync.h	2046	0644	edit dl rm
derived_handler.h	2379	0644	edit dl rm
derror.h	980	0644	edit dl rm
des_key_file.h	1236	0644	edit dl rm
discover.h	1570	0644	edit dl rm
dur_prop.h	1082	0644	edit dl rm
embedded_priv.h	1733	0644	edit dl rm
events.h	4704	0644	edit dl rm
event_data_objects.h	4187	0644	edit dl rm
event_db_repository.h	3648	0644	edit dl rm
event_parse_data.h	2899	0644	edit dl rm
event_queue.h	3438	0644	edit dl rm
event_scheduler.h	3290	0644	edit dl rm
field.h	222336	0644	edit dl rm
field_comp.h	1174	0644	edit dl rm
filesort.h	7283	0644	edit dl rm
filesort_utils.h	8195	0644	edit dl rm
ft_global.h	3113	0644	edit dl rm
gcalc_slicescan.h	17272	0644	edit dl rm
gcalc_tools.h	11900	0644	edit dl rm
grant.h	2758	0644	edit dl rm
group_by_handler.h	3534	0644	edit dl rm
gstream.h	2437	0644	edit dl rm
handler.h	199730	0644	edit dl rm
handle_connections_win.h	884	0644	edit dl rm
hash.h	4452	0644	edit dl rm
hash_filo.h	5688	0644	edit dl rm
ha_handler_stats.h	2335	0644	edit dl rm
ha_partition.h	64696	0644	edit dl rm
ha_sequence.h	6245	0644	edit dl rm
heap.h	9480	0644	edit dl rm
hostname.h	5419	0644	edit dl rm
ilist.h	7237	0644	edit dl rm
init.h	852	0644	edit dl rm
innodb_priv.h	1319	0644	edit dl rm
item.h	283188	0644	edit dl rm
item_cmpfunc.h	135071	0644	edit dl rm
item_create.h	11508	0644	edit dl rm
item_func.h	138638	0644	edit dl rm
item_geofunc.h	39612	0644	edit dl rm
item_jsonfunc.h	25264	0644	edit dl rm
item_row.h	5229	0644	edit dl rm
item_strfunc.h	74995	0644	edit dl rm
item_subselect.h	59028	0644	edit dl rm
item_sum.h	72695	0644	edit dl rm
item_timefunc.h	65896	0644	edit dl rm
item_vers.h	4413	0644	edit dl rm
item_windowfunc.h	34556	0644	edit dl rm
item_xmlfunc.h	4650	0644	edit dl rm
json_table.h	9667	0644	edit dl rm
key.h	2132	0644	edit dl rm
keycaches.h	1995	0644	edit dl rm
lex.h	29840	0644	edit dl rm
lex_charset.h	24313	0644	edit dl rm
lex_hash.h	143108	0644	edit dl rm
lex_ident.h	2122	0644	edit dl rm
lex_string.h	4077	0644	edit dl rm
lex_symbol.h	1323	0644	edit dl rm
lex_token.h	42641	0644	edit dl rm
lf.h	6462	0644	edit dl rm
lock.h	2220	0644	edit dl rm
log.h	46370	0644	edit dl rm
log_event.h	189106	0644	edit dl rm
log_event_data_type.h	1890	0644	edit dl rm
log_event_old.h	19830	0644	edit dl rm
log_slow.h	2442	0644	edit dl rm
maria.h	5872	0644	edit dl rm
mariadb.h	1277	0644	edit dl rm
mdl.h	38503	0644	edit dl rm
mem_root_array.h	7106	0644	edit dl rm
message.h	1195	0644	edit dl rm
multi_range_read.h	23179	0644	edit dl rm
myisam.h	17506	0644	edit dl rm
myisamchk.h	4734	0644	edit dl rm
myisammrg.h	4897	0644	edit dl rm
myisampack.h	14929	0644	edit dl rm
mysqld.h	41063	0644	edit dl rm
mysqld_default_groups.h	204	0644	edit dl rm
mysqld_suffix.h	1201	0644	edit dl rm
mysys_err.h	3022	0644	edit dl rm
my_alarm.h	2429	0644	edit dl rm
my_apc.h	4747	0644	edit dl rm
my_atomic.h	7281	0644	edit dl rm
my_atomic_wrapper.h	3051	0644	edit dl rm
my_base.h	27656	0644	edit dl rm
my_bit.h	6196	0644	edit dl rm
my_bitmap.h	5502	0644	edit dl rm
my_check_opt.h	2618	0644	edit dl rm
my_compare.h	11194	0644	edit dl rm
my_counter.h	1721	0644	edit dl rm
my_cpu.h	4855	0644	edit dl rm
my_crypt.h	904	0644	edit dl rm
my_decimal.h	14489	0644	edit dl rm
my_default.h	1880	0644	edit dl rm
my_handler_errors.h	4882	0644	edit dl rm
my_json_writer.h	18573	0644	edit dl rm
my_libwrap.h	1183	0644	edit dl rm
my_md5.h	1486	0644	edit dl rm
my_minidump.h	848	0644	edit dl rm
my_nosys.h	1438	0644	edit dl rm
my_rdtsc.h	10119	0644	edit dl rm
my_rnd.h	1014	0644	edit dl rm
my_service_manager.h	2087	0644	edit dl rm
my_stacktrace.h	3215	0644	edit dl rm
my_stack_alloc.h	6493	0644	edit dl rm
my_time.h	10414	0644	edit dl rm
my_tree.h	3991	0644	edit dl rm
my_uctype.h	69528	0644	edit dl rm
my_user.h	1126	0644	edit dl rm
my_virtual_mem.h	1127	0644	edit dl rm
opt_histogram_json.h	4638	0644	edit dl rm
opt_range.h	65903	0644	edit dl rm
opt_subselect.h	14545	0644	edit dl rm
opt_trace.h	8494	0644	edit dl rm
opt_trace_context.h	3291	0644	edit dl rm
parse_file.h	4387	0644	edit dl rm
partition_element.h	5428	0644	edit dl rm
partition_info.h	19864	0644	edit dl rm
password.h	1170	0644	edit dl rm
pfs_file_provider.h	3153	0644	edit dl rm
pfs_idle_provider.h	1385	0644	edit dl rm
pfs_memory_provider.h	1626	0644	edit dl rm
pfs_metadata_provider.h	1898	0644	edit dl rm
pfs_socket_provider.h	2258	0644	edit dl rm
pfs_stage_provider.h	1556	0644	edit dl rm
pfs_statement_provider.h	4347	0644	edit dl rm
pfs_table_provider.h	2625	0644	edit dl rm
pfs_thread_provider.h	5560	0644	edit dl rm
pfs_transaction_provider.h	2846	0644	edit dl rm
privilege.h	28889	0644	edit dl rm
probes_mysql.h	973	0644	edit dl rm
probes_mysql_nodtrace.h	6087	0644	edit dl rm
procedure.h	6819	0644	edit dl rm
protocol.h	12537	0644	edit dl rm
proxy_protocol.h	548	0644	edit dl rm
queues.h	3477	0644	edit dl rm
records.h	3147	0644	edit dl rm
replication.h	16130	0644	edit dl rm
repl_failsafe.h	1585	0644	edit dl rm
rijndael.h	1711	0644	edit dl rm
rowid_filter.h	15474	0644	edit dl rm
rpl_constants.h	3357	0644	edit dl rm
rpl_filter.h	4774	0644	edit dl rm
rpl_gtid.h	29939	0644	edit dl rm
rpl_injector.h	9621	0644	edit dl rm
rpl_mi.h	16638	0644	edit dl rm
rpl_parallel.h	18228	0644	edit dl rm
rpl_record.h	1585	0644	edit dl rm
rpl_record_old.h	1407	0644	edit dl rm
rpl_reporting.h	3713	0644	edit dl rm
rpl_rli.h	36070	0644	edit dl rm
rpl_tblmap.h	3177	0644	edit dl rm
rpl_utility.h	9630	0644	edit dl rm
scheduler.h	3199	0644	edit dl rm
scope.h	4393	0644	edit dl rm
select_handler.h	2228	0644	edit dl rm
semisync.h	2287	0644	edit dl rm
semisync_master.h	25766	0644	edit dl rm
semisync_master_ack_receiver.h	8709	0644	edit dl rm
semisync_slave.h	3736	0644	edit dl rm
service_versions.h	2285	0644	edit dl rm
session_tracker.h	14275	0644	edit dl rm
set_var.h	16551	0644	edit dl rm
slave.h	12275	0644	edit dl rm
socketpair.h	842	0644	edit dl rm
source_revision.h	67	0644	edit dl rm
sp.h	22588	0644	edit dl rm
span.h	3931	0644	edit dl rm
spatial.h	22698	0644	edit dl rm
sp_cache.h	2037	0644	edit dl rm
sp_head.h	64917	0644	edit dl rm
sp_pcontext.h	24893	0644	edit dl rm
sp_rcontext.h	14441	0644	edit dl rm
sql_acl.h	14167	0644	edit dl rm
sql_admin.h	2915	0644	edit dl rm
sql_alloc.h	1732	0644	edit dl rm
sql_alter.h	15395	0644	edit dl rm
sql_analyse.h	11125	0644	edit dl rm
sql_analyze_stmt.h	12683	0644	edit dl rm
sql_array.h	6858	0644	edit dl rm
sql_audit.h	14162	0644	edit dl rm
sql_base.h	26041	0644	edit dl rm
sql_basic_types.h	9523	0644	edit dl rm
sql_binlog.h	895	0644	edit dl rm
sql_bitmap.h	7842	0644	edit dl rm
sql_bootstrap.h	1812	0644	edit dl rm
sql_cache.h	21676	0644	edit dl rm
sql_callback.h	1542	0644	edit dl rm
sql_class.h	271120	0644	edit dl rm
sql_cmd.h	5962	0644	edit dl rm
sql_command.h	4800	0644	edit dl rm
sql_connect.h	4087	0644	edit dl rm
sql_const.h	11415	0644	edit dl rm
sql_crypt.h	1437	0644	edit dl rm
sql_cte.h	16494	0644	edit dl rm
sql_cursor.h	4239	0644	edit dl rm
sql_db.h	2438	0644	edit dl rm
sql_debug.h	5646	0644	edit dl rm
sql_delete.h	1343	0644	edit dl rm
sql_derived.h	1289	0644	edit dl rm
sql_digest.h	3819	0644	edit dl rm
sql_digest_stream.h	1567	0644	edit dl rm
sql_do.h	954	0644	edit dl rm
sql_error.h	39843	0644	edit dl rm
sql_explain.h	30319	0644	edit dl rm
sql_expression_cache.h	4359	0644	edit dl rm
sql_get_diagnostics.h	7883	0644	edit dl rm
sql_handler.h	2910	0644	edit dl rm
sql_help.h	995	0644	edit dl rm
sql_hset.h	3401	0644	edit dl rm
sql_insert.h	5173	0644	edit dl rm
sql_i_s.h	8487	0644	edit dl rm
sql_join_cache.h	48659	0644	edit dl rm
sql_lex.h	174693	0644	edit dl rm
sql_lifo_buffer.h	9676	0644	edit dl rm
sql_limit.h	3187	0644	edit dl rm
sql_list.h	22391	0644	edit dl rm
sql_load.h	1276	0644	edit dl rm
sql_locale.h	2701	0644	edit dl rm
sql_manager.h	960	0644	edit dl rm
sql_mode.h	6735	0644	edit dl rm
sql_parse.h	8970	0644	edit dl rm
sql_partition.h	12674	0644	edit dl rm
sql_partition_admin.h	5940	0644	edit dl rm
sql_plist.h	7711	0644	edit dl rm
sql_plugin.h	7577	0644	edit dl rm
sql_plugin_compat.h	2237	0644	edit dl rm
sql_prepare.h	11409	0644	edit dl rm
sql_priv.h	18474	0644	edit dl rm
sql_profile.h	7816	0644	edit dl rm
sql_reload.h	1036	0644	edit dl rm
sql_rename.h	982	0644	edit dl rm
sql_repl.h	3045	0644	edit dl rm
sql_schema.h	3303	0644	edit dl rm
sql_select.h	89743	0644	edit dl rm
sql_sequence.h	5177	0644	edit dl rm
sql_servers.h	1777	0644	edit dl rm
sql_show.h	9830	0644	edit dl rm
sql_signal.h	3362	0644	edit dl rm
sql_sort.h	21964	0644	edit dl rm
sql_statistics.h	16494	0644	edit dl rm
sql_string.h	39009	0644	edit dl rm
sql_table.h	9752	0644	edit dl rm
sql_test.h	1589	0644	edit dl rm
sql_time.h	8374	0644	edit dl rm
sql_trigger.h	12332	0644	edit dl rm
sql_truncate.h	2079	0644	edit dl rm
sql_tvc.h	2418	0644	edit dl rm
sql_type.h	296072	0644	edit dl rm
sql_type_fixedbin.h	65578	0644	edit dl rm
sql_type_fixedbin_storage.h	5467	0644	edit dl rm
sql_type_geom.h	19039	0644	edit dl rm
sql_type_int.h	10001	0644	edit dl rm
sql_type_json.h	6155	0644	edit dl rm
sql_type_real.h	1257	0644	edit dl rm
sql_type_string.h	1629	0644	edit dl rm
sql_udf.h	4850	0644	edit dl rm
sql_union.h	1068	0644	edit dl rm
sql_update.h	1923	0644	edit dl rm
sql_view.h	2470	0644	edit dl rm
sql_window.h	6814	0644	edit dl rm
ssl_compat.h	3380	0644	edit dl rm
strfunc.h	2275	0644	edit dl rm
structs.h	29530	0644	edit dl rm
sys_vars_shared.h	2729	0644	edit dl rm
table.h	118414	0644	edit dl rm
table_cache.h	4232	0644	edit dl rm
threadpool.h	4810	0644	edit dl rm
threadpool_generic.h	3969	0644	edit dl rm
threadpool_winsockets.h	2290	0644	edit dl rm
thread_cache.h	5905	0644	edit dl rm
thr_alarm.h	2932	0644	edit dl rm
thr_lock.h	7350	0644	edit dl rm
thr_malloc.h	1202	0644	edit dl rm
thr_timer.h	1563	0644	edit dl rm
transaction.h	1466	0644	edit dl rm
tzfile.h	5014	0644	edit dl rm
tztime.h	3397	0644	edit dl rm
t_ctype.h	5639	0644	edit dl rm
uniques.h	4217	0644	edit dl rm
unireg.h	7722	0644	edit dl rm
vers_string.h	2543	0644	edit dl rm
violite.h	10086	0644	edit dl rm
waiting_threads.h	4532	0644	edit dl rm
welcome_copyright_notice.h	1218	0644	edit dl rm
winservice.h	6019	0644	edit dl rm
win_tzname_data.h	6506	0644	edit dl rm
wqueue.h	1565	0644	edit dl rm
wsrep.h	3308	0644	edit dl rm
wsrep_allowlist_service.h	1035	0644	edit dl rm
wsrep_applier.h	2703	0644	edit dl rm
wsrep_binlog.h	3551	0644	edit dl rm
wsrep_client_service.h	2560	0644	edit dl rm
wsrep_client_state.h	1566	0644	edit dl rm
wsrep_condition_variable.h	1484	0644	edit dl rm
wsrep_high_priority_service.h	4912	0644	edit dl rm
wsrep_mutex.h	1239	0644	edit dl rm
wsrep_mysqld.h	21524	0644	edit dl rm
wsrep_mysqld_c.h	1227	0644	edit dl rm
wsrep_on.h	1718	0644	edit dl rm
wsrep_priv.h	1634	0644	edit dl rm
wsrep_schema.h	5608	0644	edit dl rm
wsrep_server_service.h	3631	0644	edit dl rm
wsrep_server_state.h	2529	0644	edit dl rm
wsrep_sst.h	3951	0644	edit dl rm
wsrep_status.h	1816	0644	edit dl rm
wsrep_storage_service.h	1809	0644	edit dl rm
wsrep_thd.h	11487	0644	edit dl rm
wsrep_trans_observer.h	18174	0644	edit dl rm
wsrep_types.h	1110	0644	edit dl rm
wsrep_utils.h	9807	0644	edit dl rm
wsrep_var.h	4491	0644	edit dl rm
wsrep_xid.h	1549	0644	edit dl rm
xa.h	1845	0644	edit dl rm

Edit: /usr/include/mysql/server/private/sp.h (22588B)

/* -*- C++ -*- */
/* Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
   Copyright (c) 2009, 2020, MariaDB Corporation.

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 St, Fifth Floor, Boston, MA 02110-1335  USA */

#ifndef _SP_H_
#define _SP_H_

#include "my_global.h"                          /* NO_EMBEDDED_ACCESS_CHECKS */
#include "sql_string.h"                         // LEX_STRING
#include "sql_cmd.h"
#include "mdl.h"

class Field;
class Open_tables_backup;
class Open_tables_state;
class Query_arena;
class Query_tables_list;
class Sroutine_hash_entry;
class THD;
class sp_cache;
class sp_head;
class sp_package;
class sp_pcontext;
class sp_name;
class Database_qualified_name;
struct st_sp_chistics;
class Stored_program_creation_ctx;
struct LEX;
struct TABLE;
struct TABLE_LIST;
typedef struct st_hash HASH;
template <typename T> class SQL_I_List;

/*
  Values for the type enum. This reflects the order of the enum declaration
  in the CREATE TABLE command.
  See also storage/perfschema/my_thread.h
*/
enum enum_sp_type
{
  SP_TYPE_FUNCTION=1,
  SP_TYPE_PROCEDURE=2,
  SP_TYPE_PACKAGE=3,
  SP_TYPE_PACKAGE_BODY=4,
  SP_TYPE_TRIGGER=5,
  SP_TYPE_EVENT=6,
};

class Sp_handler
{
  bool sp_resolve_package_routine_explicit(THD *thd,
                                           sp_head *caller,
                                           sp_name *name,
                                           const Sp_handler **pkg_routine_hndlr,
                                           Database_qualified_name *pkgname)
                                           const;
  bool sp_resolve_package_routine_implicit(THD *thd,
                                           sp_head *caller,
                                           sp_name *name,
                                           const Sp_handler **pkg_routine_hndlr,
                                           Database_qualified_name *pkgname)
                                           const;
protected:
  int db_find_routine_aux(THD *thd, const Database_qualified_name *name,
                          TABLE *table) const;
  int db_find_routine(THD *thd, const Database_qualified_name *name,
                      sp_head **sphp) const;
  int db_find_and_cache_routine(THD *thd,
                                const Database_qualified_name *name,
                                sp_head **sp) const;
  int db_load_routine(THD *thd, const Database_qualified_name *name,
                      sp_head **sphp,
                      sql_mode_t sql_mode,
                      const LEX_CSTRING &params,
                      const LEX_CSTRING &returns,
                      const LEX_CSTRING &body,
                      const st_sp_chistics &chistics,
                      const AUTHID &definer,
                      longlong created, longlong modified,
                      sp_package *parent,
                      Stored_program_creation_ctx *creation_ctx) const;
  int sp_drop_routine_internal(THD *thd,
                               const Database_qualified_name *name,
                               TABLE *table) const;

sp_head *sp_clone_and_link_routine(THD *thd,
                                     const Database_qualified_name *name,
                                     sp_head *sp) const;
  int sp_cache_package_routine(THD *thd,
                               const LEX_CSTRING &pkgname_cstr,
                               const Database_qualified_name *name,
                               sp_head **sp) const;
  int sp_cache_package_routine(THD *thd,
                               const Database_qualified_name *name,
                               sp_head **sp) const;
  sp_head *sp_find_package_routine(THD *thd,
                                   const LEX_CSTRING pkgname_str,
                                   const Database_qualified_name *name,
                                   bool cache_only) const;
  sp_head *sp_find_package_routine(THD *thd,
                                   const Database_qualified_name *name,
                                   bool cache_only) const;
public: // TODO: make it private or protected
  virtual int sp_find_and_drop_routine(THD *thd, TABLE *table,
                                       const Database_qualified_name *name)
                                       const;

public:
  virtual ~Sp_handler() = default;
  static const Sp_handler *handler(enum enum_sql_command cmd);
  static const Sp_handler *handler(enum_sp_type type);
  static const Sp_handler *handler(MDL_key::enum_mdl_namespace ns);
  /*
    Return a handler only those SP objects that store
    definitions in the mysql.proc system table
  */
  static const Sp_handler *handler_mysql_proc(enum_sp_type type)
  {
    const Sp_handler *sph= handler(type);
    return sph ? sph->sp_handler_mysql_proc() : NULL;
  }

static bool eq_routine_name(const LEX_CSTRING &name1,
                              const LEX_CSTRING &name2)
  {
    return system_charset_info->strnncoll(name1.str, name1.length,
                                          name2.str, name2.length) == 0;
  }
  const char *type_str() const { return type_lex_cstring().str; }
  virtual const char *show_create_routine_col1_caption() const
  {
    DBUG_ASSERT(0);
    return "";
  }
  virtual const char *show_create_routine_col3_caption() const
  {
    DBUG_ASSERT(0);
    return "";
  }
  virtual const Sp_handler *package_routine_handler() const
  {
    return this;
  }
  virtual enum_sp_type type() const= 0;
  virtual LEX_CSTRING type_lex_cstring() const= 0;
  virtual LEX_CSTRING empty_body_lex_cstring(sql_mode_t mode) const
  {
    static LEX_CSTRING m_empty_body= {STRING_WITH_LEN("???")};
    DBUG_ASSERT(0);
    return m_empty_body;
  }
  virtual MDL_key::enum_mdl_namespace get_mdl_type() const= 0;
  virtual const Sp_handler *sp_handler_mysql_proc() const { return this; }
  virtual sp_cache **get_cache(THD *) const { return NULL; }
#ifndef NO_EMBEDDED_ACCESS_CHECKS
  virtual HASH *get_priv_hash() const { return NULL; }
#endif
  virtual ulong recursion_depth(THD *thd) const { return 0; }
  /**
    Return appropriate error about recursion limit reaching

@param thd  Thread handle
    @param sp   SP routine

@remark For functions and triggers we return error about
            prohibited recursion. For stored procedures we
            return about reaching recursion limit.
  */
  virtual void recursion_level_error(THD *thd, const sp_head *sp) const
  {
    my_error(ER_SP_NO_RECURSION, MYF(0));
  }
  virtual bool add_instr_freturn(THD *thd, sp_head *sp,
                                 sp_pcontext *spcont,
                                 Item *item, LEX *lex) const;
  virtual bool add_instr_preturn(THD *thd, sp_head *sp,
                                 sp_pcontext *spcont) const;

void add_used_routine(Query_tables_list *prelocking_ctx,
                        Query_arena *arena,
                        const Database_qualified_name *name) const;

bool sp_resolve_package_routine(THD *thd,
                                  sp_head *caller,
                                  sp_name *name,
                                  const Sp_handler **pkg_routine_handler,
                                  Database_qualified_name *pkgname) const;
  virtual sp_head *sp_find_routine(THD *thd,
                                   const Database_qualified_name *name,
                                   bool cache_only) const;
  virtual int sp_cache_routine(THD *thd, const Database_qualified_name *name,
                               sp_head **sp) const;

int sp_cache_routine_reentrant(THD *thd,
                                 const Database_qualified_name *nm,
                                 sp_head **sp) const;

bool sp_exist_routines(THD *thd, TABLE_LIST *procs) const;
  bool sp_show_create_routine(THD *thd,
                              const Database_qualified_name *name) const;

bool sp_create_routine(THD *thd, const sp_head *sp) const;

int sp_update_routine(THD *thd, const Database_qualified_name *name,
                        const st_sp_chistics *chistics) const;

int sp_drop_routine(THD *thd, const Database_qualified_name *name) const;

sp_head *sp_load_for_information_schema(THD *thd, TABLE *proc_table,
                                          const LEX_CSTRING &db,
                                          const LEX_CSTRING &name,
                                          const LEX_CSTRING &params,
                                          const LEX_CSTRING &returns,
                                          sql_mode_t sql_mode,
                                          bool *free_sp_head) const;

/*
    Make a SHOW CREATE statement.
      @retval   true on error
      @retval   false on success
  */
  virtual bool show_create_sp(THD *thd, String *buf,
                              const LEX_CSTRING &db,
                              const LEX_CSTRING &name,
                              const LEX_CSTRING &params,
                              const LEX_CSTRING &returns,
                              const LEX_CSTRING &body,
                              const st_sp_chistics &chistics,
                              const AUTHID &definer,
                              const DDL_options_st ddl_options,
                              sql_mode_t sql_mode) const;

};

class Sp_handler_procedure: public Sp_handler
{
public:
  enum_sp_type type() const override { return SP_TYPE_PROCEDURE; }
  LEX_CSTRING type_lex_cstring() const override
  {
    static LEX_CSTRING m_type_str= { STRING_WITH_LEN("PROCEDURE")};
    return m_type_str;
  }
  LEX_CSTRING empty_body_lex_cstring(sql_mode_t mode) const override;
  const char *show_create_routine_col1_caption() const override
  {
    return "Procedure";
  }
  const char *show_create_routine_col3_caption() const override
  {
    return "Create Procedure";
  }
  MDL_key::enum_mdl_namespace get_mdl_type() const override
  {
    return MDL_key::PROCEDURE;
  }
  const Sp_handler *package_routine_handler() const override;
  sp_cache **get_cache(THD *) const override;
#ifndef NO_EMBEDDED_ACCESS_CHECKS
  HASH *get_priv_hash() const override;
#endif
  ulong recursion_depth(THD *thd) const override;
  void recursion_level_error(THD *thd, const sp_head *sp) const override;
  bool add_instr_preturn(THD *thd, sp_head *sp, sp_pcontext *spcont) const override;
};

class Sp_handler_package_procedure: public Sp_handler_procedure
{
public:
  int sp_cache_routine(THD *thd, const Database_qualified_name *name,
                       sp_head **sp) const override
  {
    return sp_cache_package_routine(thd, name, sp);
  }
  sp_head *sp_find_routine(THD *thd,
                           const Database_qualified_name *name,
                           bool cache_only) const override
  {
    return sp_find_package_routine(thd, name, cache_only);
  }
};

class Sp_handler_function: public Sp_handler
{
public:
  enum_sp_type type() const override { return SP_TYPE_FUNCTION; }
  LEX_CSTRING type_lex_cstring() const override
  {
    static LEX_CSTRING m_type_str= { STRING_WITH_LEN("FUNCTION")};
    return m_type_str;
  }
  LEX_CSTRING empty_body_lex_cstring(sql_mode_t mode) const override;
  const char *show_create_routine_col1_caption() const override
  {
    return "Function";
  }
  const char *show_create_routine_col3_caption() const override
  {
    return "Create Function";
  }
  MDL_key::enum_mdl_namespace get_mdl_type() const override
  {
    return MDL_key::FUNCTION;
  }
  const Sp_handler *package_routine_handler() const override;
  sp_cache **get_cache(THD *) const override;
#ifndef NO_EMBEDDED_ACCESS_CHECKS
  HASH *get_priv_hash() const override;
#endif
  bool add_instr_freturn(THD *thd, sp_head *sp, sp_pcontext *spcont,
                         Item *item, LEX *lex) const override;
};

class Sp_handler_package_function: public Sp_handler_function
{
public:
  int sp_cache_routine(THD *thd, const Database_qualified_name *name,
                       sp_head **sp) const override
  {
    return sp_cache_package_routine(thd, name, sp);
  }
  sp_head *sp_find_routine(THD *thd,
                           const Database_qualified_name *name,
                           bool cache_only) const override
  {
    return sp_find_package_routine(thd, name, cache_only);
  }
};

class Sp_handler_package: public Sp_handler
{
public:
  bool show_create_sp(THD *thd, String *buf,
                      const LEX_CSTRING &db,
                      const LEX_CSTRING &name,
                      const LEX_CSTRING &params,
                      const LEX_CSTRING &returns,
                      const LEX_CSTRING &body,
                      const st_sp_chistics &chistics,
                      const AUTHID &definer,
                      const DDL_options_st ddl_options,
                      sql_mode_t sql_mode) const override;
};

class Sp_handler_package_spec: public Sp_handler_package
{
public: // TODO: make it private or protected
  int sp_find_and_drop_routine(THD *thd, TABLE *table,
                               const Database_qualified_name *name)
                               const override;
public:
  enum_sp_type type() const override { return SP_TYPE_PACKAGE; }
  LEX_CSTRING type_lex_cstring() const override
  {
    static LEX_CSTRING m_type_str= {STRING_WITH_LEN("PACKAGE")};
    return m_type_str;
  }
  LEX_CSTRING empty_body_lex_cstring(sql_mode_t mode) const override
  {
    static LEX_CSTRING m_empty_body= {STRING_WITH_LEN("BEGIN END")};
    return m_empty_body;
  }
  const char *show_create_routine_col1_caption() const override
  {
    return "Package";
  }
  const char *show_create_routine_col3_caption() const override
  {
    return "Create Package";
  }
  MDL_key::enum_mdl_namespace get_mdl_type() const override
  {
    return MDL_key::PACKAGE_BODY;
  }
  sp_cache **get_cache(THD *) const override;
#ifndef NO_EMBEDDED_ACCESS_CHECKS
  HASH *get_priv_hash() const override;
#endif
};

class Sp_handler_package_body: public Sp_handler_package
{
public:
  enum_sp_type type() const override { return SP_TYPE_PACKAGE_BODY; }
  LEX_CSTRING type_lex_cstring() const override
  {
    static LEX_CSTRING m_type_str= {STRING_WITH_LEN("PACKAGE BODY")};
    return m_type_str;
  }
  LEX_CSTRING empty_body_lex_cstring(sql_mode_t mode) const override
  {
    static LEX_CSTRING m_empty_body= {STRING_WITH_LEN("BEGIN END")};
    return m_empty_body;
  }
  const char *show_create_routine_col1_caption() const override
  {
    return "Package body";
  }
  const char *show_create_routine_col3_caption() const override
  {
    return "Create Package Body";
  }
  MDL_key::enum_mdl_namespace get_mdl_type() const override
  {
    return MDL_key::PACKAGE_BODY;
  }
  sp_cache **get_cache(THD *) const override;
#ifndef NO_EMBEDDED_ACCESS_CHECKS
  HASH *get_priv_hash() const override;
#endif
};

class Sp_handler_trigger: public Sp_handler
{
public:
  enum_sp_type type() const override { return SP_TYPE_TRIGGER; }
  LEX_CSTRING type_lex_cstring() const override
  {
    static LEX_CSTRING m_type_str= { STRING_WITH_LEN("TRIGGER")};
    return m_type_str;
  }
  MDL_key::enum_mdl_namespace get_mdl_type() const override
  {
    DBUG_ASSERT(0);
    return MDL_key::TRIGGER;
  }
  const Sp_handler *sp_handler_mysql_proc() const override { return NULL; }
};

extern MYSQL_PLUGIN_IMPORT Sp_handler_function sp_handler_function;
extern MYSQL_PLUGIN_IMPORT Sp_handler_procedure sp_handler_procedure;
extern MYSQL_PLUGIN_IMPORT Sp_handler_package_spec sp_handler_package_spec;
extern MYSQL_PLUGIN_IMPORT Sp_handler_package_body sp_handler_package_body;
extern MYSQL_PLUGIN_IMPORT Sp_handler_package_function sp_handler_package_function;
extern MYSQL_PLUGIN_IMPORT Sp_handler_package_procedure sp_handler_package_procedure;
extern MYSQL_PLUGIN_IMPORT Sp_handler_trigger sp_handler_trigger;

inline const Sp_handler *Sp_handler::handler(enum_sql_command cmd)
{
  switch (cmd) {
  case SQLCOM_CREATE_PROCEDURE:
  case SQLCOM_ALTER_PROCEDURE:
  case SQLCOM_DROP_PROCEDURE:
  case SQLCOM_SHOW_PROC_CODE:
  case SQLCOM_SHOW_CREATE_PROC:
  case SQLCOM_SHOW_STATUS_PROC:
    return &sp_handler_procedure;
  case SQLCOM_CREATE_SPFUNCTION:
  case SQLCOM_ALTER_FUNCTION:
  case SQLCOM_DROP_FUNCTION:
  case SQLCOM_SHOW_FUNC_CODE:
  case SQLCOM_SHOW_CREATE_FUNC:
  case SQLCOM_SHOW_STATUS_FUNC:
    return &sp_handler_function;
  case SQLCOM_CREATE_PACKAGE:
  case SQLCOM_DROP_PACKAGE:
  case SQLCOM_SHOW_CREATE_PACKAGE:
  case SQLCOM_SHOW_STATUS_PACKAGE:
    return &sp_handler_package_spec;
  case SQLCOM_CREATE_PACKAGE_BODY:
  case SQLCOM_DROP_PACKAGE_BODY:
  case SQLCOM_SHOW_CREATE_PACKAGE_BODY:
  case SQLCOM_SHOW_STATUS_PACKAGE_BODY:
  case SQLCOM_SHOW_PACKAGE_BODY_CODE:
    return &sp_handler_package_body;
  default:
    break;
  }
  return NULL;
}

inline const Sp_handler *Sp_handler::handler(enum_sp_type type)
{
  switch (type) {
  case SP_TYPE_PROCEDURE:
    return &sp_handler_procedure;
  case SP_TYPE_FUNCTION:
    return &sp_handler_function;
  case SP_TYPE_PACKAGE:
    return &sp_handler_package_spec;
  case SP_TYPE_PACKAGE_BODY:
    return &sp_handler_package_body;
  case SP_TYPE_TRIGGER:
    return &sp_handler_trigger;
  case SP_TYPE_EVENT:
    break;
  }
  return NULL;
}

inline const Sp_handler *Sp_handler::handler(MDL_key::enum_mdl_namespace type)
{
  switch (type) {
  case MDL_key::FUNCTION:
    return &sp_handler_function;
  case MDL_key::PROCEDURE:
    return &sp_handler_procedure;
  case MDL_key::PACKAGE_BODY:
    return &sp_handler_package_body;
  case MDL_key::BACKUP:
  case MDL_key::SCHEMA:
  case MDL_key::TABLE:
  case MDL_key::TRIGGER:
  case MDL_key::EVENT:
  case MDL_key::USER_LOCK:
  case MDL_key::NAMESPACE_END:
    break;
  }
  return NULL;
}

/* Tells what SP_DEFAULT_ACCESS should be mapped to */
#define SP_DEFAULT_ACCESS_MAPPING SP_CONTAINS_SQL

// Return codes from sp_create_*, sp_drop_*, and sp_show_*:
#define SP_OK                 0
#define SP_KEY_NOT_FOUND     -1
#define SP_OPEN_TABLE_FAILED -2
#define SP_WRITE_ROW_FAILED  -3
#define SP_DELETE_ROW_FAILED -4
#define SP_GET_FIELD_FAILED  -5
#define SP_PARSE_ERROR       -6
#define SP_INTERNAL_ERROR    -7
#define SP_NO_DB_ERROR       -8
#define SP_BAD_IDENTIFIER    -9
#define SP_BODY_TOO_LONG    -10
#define SP_FLD_STORE_FAILED -11

/* DB storage of Stored PROCEDUREs and FUNCTIONs */
enum
{
  MYSQL_PROC_FIELD_DB = 0,
  MYSQL_PROC_FIELD_NAME,
  MYSQL_PROC_MYSQL_TYPE,
  MYSQL_PROC_FIELD_SPECIFIC_NAME,
  MYSQL_PROC_FIELD_LANGUAGE,
  MYSQL_PROC_FIELD_ACCESS,
  MYSQL_PROC_FIELD_DETERMINISTIC,
  MYSQL_PROC_FIELD_SECURITY_TYPE,
  MYSQL_PROC_FIELD_PARAM_LIST,
  MYSQL_PROC_FIELD_RETURNS,
  MYSQL_PROC_FIELD_BODY,
  MYSQL_PROC_FIELD_DEFINER,
  MYSQL_PROC_FIELD_CREATED,
  MYSQL_PROC_FIELD_MODIFIED,
  MYSQL_PROC_FIELD_SQL_MODE,
  MYSQL_PROC_FIELD_COMMENT,
  MYSQL_PROC_FIELD_CHARACTER_SET_CLIENT,
  MYSQL_PROC_FIELD_COLLATION_CONNECTION,
  MYSQL_PROC_FIELD_DB_COLLATION,
  MYSQL_PROC_FIELD_BODY_UTF8,
  MYSQL_PROC_FIELD_AGGREGATE,
  MYSQL_PROC_FIELD_COUNT
};

/* Drop all routines in database 'db' */
int
sp_drop_db_routines(THD *thd, const char *db);

/**
   Acquires exclusive metadata lock on all stored routines in the
   given database.

@param  thd  Thread handler
   @param  db   Database name

@retval  false  Success
   @retval  true   Failure
 */
bool lock_db_routines(THD *thd, const char *db);

/**
  Structure that represents element in the set of stored routines
  used by statement or routine.
*/

class Sroutine_hash_entry
{
public:
  /**
    Metadata lock request for routine.
    MDL_key in this request is also used as a key for set.
  */
  MDL_request mdl_request;
  /**
    Next element in list linking all routines in set. See also comments
    for LEX::sroutine/sroutine_list and sp_head::m_sroutines.
  */
  Sroutine_hash_entry *next;
  /**
    Uppermost view which directly or indirectly uses this routine.
    0 if routine is not used in view. Note that it also can be 0 if
    statement uses routine both via view and directly.
  */
  TABLE_LIST *belong_to_view;
  /**
    This is for prepared statement validation purposes.
    A statement looks up and pre-loads all its stored functions
    at prepare. Later on, if a function is gone from the cache,
    execute may fail.
    Remember the version of sp_head at prepare to be able to
    invalidate the prepared statement at execute if it
    changes.
  */
  ulong m_sp_cache_version;

const Sp_handler *m_handler;

int sp_cache_routine(THD *thd, sp_head **sp) const;
};

bool sp_add_used_routine(Query_tables_list *prelocking_ctx, Query_arena *arena,
                         const MDL_key *key,
                         const Sp_handler *handler,
                         TABLE_LIST *belong_to_view);
void sp_remove_not_own_routines(Query_tables_list *prelocking_ctx);
bool sp_update_sp_used_routines(HASH *dst, HASH *src);
void sp_update_stmt_used_routines(THD *thd, Query_tables_list *prelocking_ctx,
                                  HASH *src, TABLE_LIST *belong_to_view);
void sp_update_stmt_used_routines(THD *thd, Query_tables_list *prelocking_ctx,
                                  SQL_I_List<Sroutine_hash_entry> *src,
                                  TABLE_LIST *belong_to_view);

extern "C" const uchar *sp_sroutine_key(const void *ptr, size_t *plen,
                                        my_bool);

/*
  Routines which allow open/lock and close mysql.proc table even when
  we already have some tables open and locked.
*/
TABLE *open_proc_table_for_read(THD *thd);

bool load_charset(THD *thd,
                  MEM_ROOT *mem_root,
                  Field *field,
                  CHARSET_INFO *dflt_cs,
                  CHARSET_INFO **cs);

bool load_collation(THD *thd,MEM_ROOT *mem_root,
                    Field *field,
                    CHARSET_INFO *dflt_cl,
                    CHARSET_INFO **cl);

void sp_returns_type(THD *thd,
                     String &result,
                     const sp_head *sp);

#endif /* _SP_H_ */

cmd: