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/*
 * Copyright 2008 Search Solution Corporation
 * Copyright 2016 CUBRID Corporation
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */


/*
 * broker_admin_so.h -
 */

#ifndef _BROKER_ADMIN_SO_H_
#define _BROKER_ADMIN_SO_H_

#ident "$Id$"

#include "porting.h"

#include <time.h>

#if defined(WINDOWS)
#define DLL_EXPORT  __declspec(dllexport)
#else /* WINDOWS */
#define DLL_EXPORT
#endif /* WINDOWS */

#define FLAG_ON     1
#define FLAG_OFF    0
#define FLAG_SUSPEND    2

#define FLAG_READ_WRITE 0
#define FLAG_READ_ONLY  1
#define FLAG_SLAVE_ONLY 2

#if !defined (SRV_CON_DBNAME_SIZE)
#define SRV_CON_DBNAME_SIZE     32
#endif /* !SRV_CON_DBNAME_SIZE */

enum t_as_status
{
  AS_STATUS_IDLE,
  AS_STATUS_BUSY,
  AS_STATUS_RESTART,
  AS_STATUS_CLIENT_WAIT,
  AS_STATUS_CLOSE_WAIT
};
typedef enum t_as_status T_AS_STATUS;

typedef struct t_job_info T_JOB_INFO;
struct t_job_info
{
  int id;
  int priority;
  unsigned char ip[4];
  time_t recv_time;
  char script[32];
  char prgname[32];
};

typedef struct t_as_info T_AS_INFO;
struct t_as_info
{
  char service_flag;
  int pid;
  int num_request;
  int as_port;
  T_AS_STATUS status;
  time_t last_access_time;
  int psize;
  int num_thr;
  int cpu_time;
  float pcpu;
  char clt_ip_addr[20];
  char clt_appl_name[32];
  char request_file[64];
  char log_msg[64];
  char database_name[SRV_CON_DBNAME_SIZE];
  char database_host[CUB_MAXHOSTNAMELEN];
  time_t last_connect_time;
  INT64 num_requests_received;
  INT64 num_transactions_processed;
  INT64 num_queries_processed;
  INT64 num_long_queries;
  INT64 num_long_transactions;
  INT64 num_error_queries;
  INT64 num_interrupts;
};

typedef struct t_br_info T_BR_INFO;
struct t_br_info
{
  char name[32];
  char as_type[4];
  int pid;
  int shm_id;
  int port;
  int num_as;
  int max_as;
  int min_as;
  int num_job_q;
  int num_thr;
  float pcpu;
  int cpu_time;
  int num_busy_count;
  int num_req;
  INT64 num_tran;
  INT64 num_query;
  INT64 num_long_query;
  INT64 num_long_tran;
  INT64 num_error_query;
  INT64 num_interrupts;
  int session_timeout;
  int as_max_size;
  int as_hard_limit;
  int time_to_kill;
  int long_query_time;      /* msec */
  int long_transaction_time;    /* msec */
  char keep_connection;
  char status;
  char auto_add_flag;
  char sql_log_mode;
  char slow_log_mode;
  char access_mode;
  char log_backup_flag;
  char source_env_flag;
  char access_list_flag;
  char log_dir[128];
  char slow_log_dir[128];
};

typedef struct t_uc_conf_item T_UC_CONF_ITEM;
struct t_uc_conf_item
{
  const char *name;
  char *value;
};

typedef struct t_br_conf T_BR_CONF;
struct t_br_conf
{
  int num;
  T_UC_CONF_ITEM *item;
};

typedef struct t_uc_conf T_UC_CONF;
struct t_uc_conf
{
  int num_header;
  T_UC_CONF_ITEM *header_conf;
  int num_broker;
  T_BR_CONF *br_conf;
};

typedef char *(*T_UC_VERSION_F) (void);
typedef int (*T_UC_START_F) (char *);
typedef int (*T_UC_STOP_F) (char *);
typedef int (*T_UC_ADD_F) (char *, char *);
typedef int (*T_UC_RESTART_F) (char *, int, char *);
typedef int (*T_UC_DROP_F) (char *, char *);
typedef int (*T_UC_ON_F) (char *, char *);
typedef int (*T_UC_OFF_F) (char *, char *);
typedef int (*T_UC_SUSPEND_F) (char *, char *);
typedef int (*T_UC_RESUME_F) (char *, char *);
typedef int (*T_UC_JOB_FIRST_F) (char *, int, char *);
typedef int (*T_UC_JOB_QUEUE_F) (char *, char *);
typedef int (*T_UC_AS_INFO_F) (char *, T_AS_INFO **, T_JOB_INFO **, int *, char *);
typedef int (*T_UC_BR_INFO_F) (T_BR_INFO **, char *);
typedef void (*T_UC_INFO_FREE_F) (void *);
typedef int (*T_UC_UNICAS_CONF_F) (T_UC_CONF *, int *, char *);
typedef void (*T_UC_UNICAS_CONF_FREE_F) (T_UC_CONF *);
typedef int (*T_UC_CONF_BROKER_ADD_F) (T_UC_CONF *, char *, char *);
typedef void (*T_UC_CHANGE_CONFIG_F) (T_UC_CONF *, const char *, const char *, const char *);
typedef int (*T_UC_CHANGER_F) (char *, char *, char *, char *);
typedef int (*T_UC_DEL_CAS_LOG_F) (char *, int, char *);
typedef int (*T_UC_GET_ACTIVE_SESSION_WITH_OPENED_SHM) (void *, char *);
typedef void *(*T_UCA_BROKER_SHM_OPEN) (char *err_msg);
typedef int (*T_UCA_GET_BR_NUM_WITH_OPENED_SHM) (void *shm_br, char *err_msg);
typedef int (*T_UCA_GET_BR_NAME_WITH_OPENED_SHM) (void *shm_br, int br_index, char *name, int buffer_size,
                          char *err_msg);
typedef void *(*T_UCA_AS_SHM_OPEN) (void *shm_br, int br_index, char *err_msg);
typedef int (*T_UCA_GET_AS_NUM_WITH_OPENED_SHM) (void *shm_br, int br_index, char *err_msg);
typedef int (*T_UCA_GET_AS_REQS_RECEIVED_WITH_OPENED_SHM) (void *shm_as, long long array[], int array_size,
                               char *err_msg);
typedef int (*T_UCA_GET_AS_TRAN_PROCESSED_WITH_OPENED_SHM) (void *shm_as, long long array[], int array_size,
                                char *err_msg);
typedef int (*T_UCA_GET_AS_QUERY_PROCESSED_WITH_OPENED_SHM) (void *shm_as, long long array[], int array_size,
                                 char *err_msg);
typedef int (*T_UCA_SHM_DETACH) (void *p);

DLL_EXPORT const char *uc_version (void);
DLL_EXPORT int uc_start (char *err_msg);
DLL_EXPORT int uc_stop (char *err_msg);
DLL_EXPORT int uc_add (const char *br_name, char *err_msg);
DLL_EXPORT int uc_restart (const char *br_name, int as_index, char *err_msg);
DLL_EXPORT int uc_drop (const char *br_name, char *err_msg);
DLL_EXPORT int uc_on (const char *br_name, char *err_msg);
DLL_EXPORT int uc_off (const char *br_name, char *err_msg);
DLL_EXPORT int uc_as_info (const char *br_name, T_AS_INFO ** ret_as_info, T_JOB_INFO ** job_info, int *num_job,
               char *err_msg);
DLL_EXPORT void uc_info_free (void *info);
DLL_EXPORT int uc_br_info (T_BR_INFO ** ret_br_info, char *err_msg);
DLL_EXPORT int uc_unicas_conf (T_UC_CONF * unicas_conf, int *ret_mst_shmid, char *err_msg);
DLL_EXPORT void uc_unicas_conf_free (T_UC_CONF * unicas_conf);
DLL_EXPORT int uc_conf_broker_add (T_UC_CONF * unicas_conf, const char *br_name, char *err_msg);
DLL_EXPORT void uc_change_config (T_UC_CONF * unicas_conf, const char *br_name, const char *name, const char *value);
DLL_EXPORT int uc_changer (const char *br_name, const char *name, const char *value, char *err_msg);
DLL_EXPORT int uc_cas_changer (const char *br_name, const char *name, const char *value, int as_number, char *err_msg);
DLL_EXPORT int uc_del_cas_log (const char *br_name, int asid, char *errmsg);
DLL_EXPORT int uc_get_active_session_with_opened_shm (void *, char *);
DLL_EXPORT void *uc_broker_shm_open (char *err_msg);

DLL_EXPORT int uc_get_br_num_with_opened_shm (void *shm_br, char *err_msg);
DLL_EXPORT int uc_get_br_name_with_opened_shm (void *shm_br, int br_index, char *name, int buffer_size, char *err_msg);
DLL_EXPORT void *uc_as_shm_open (void *shm_br, int br_index, char *err_msg);
DLL_EXPORT int uc_get_as_num_with_opened_shm (void *shm_br, int br_index, char *err_msg);
DLL_EXPORT int uc_get_as_reqs_received_with_opened_shm (void *shm_as, long long array[], int array_size, char *err_msg);
DLL_EXPORT int uc_get_as_tran_processed_with_opened_shm (void *shm_as, long long array[], int array_size,
                             char *err_msg);
DLL_EXPORT int uc_get_as_query_processed_with_opened_shm (void *shm_as, long long array[], int array_size,
                              char *err_msg);
DLL_EXPORT void uc_shm_detach (void *p);

#endif /* _BROKER_ADMIN_SO_H_ */