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/*======================================================================
FILE: icalbdbset.h
SPDX-FileCopyrightText: 2001, Critical Path
SPDX-License-Identifier: LGPL-2.1-only OR MPL-2.0
======================================================================*/
#ifndef ICALBDBSET_H
#define ICALBDBSET_H
#include "libical_icalss_export.h"
#include "icalset.h"
#include <db.h>
typedef struct icalbdbset_impl icalbdbset;
enum icalbdbset_subdb_type
{ ICALBDB_CALENDARS, ICALBDB_EVENTS, ICALBDB_TODOS, ICALBDB_REMINDERS };
typedef enum icalbdbset_subdb_type icalbdbset_subdb_type;
/** sets up the db environment, should be done in parent thread.. */
LIBICAL_ICALSS_EXPORT int icalbdbset_init_dbenv(char *db_env_dir,
void (*logDbFunc) (const DB_ENV *,
const char *, const char *));
LIBICAL_ICALSS_EXPORT icalset *icalbdbset_init(icalset *set, const char *dsn, void *options);
LIBICAL_ICALSS_EXPORT int icalbdbset_cleanup(void);
LIBICAL_ICALSS_EXPORT void icalbdbset_checkpoint(void);
LIBICAL_ICALSS_EXPORT void icalbdbset_rmdbLog(void);
/** Creates a component handle. flags allows caller to
specify if database is internally a BTREE or HASH */
LIBICAL_ICALSS_EXPORT icalset *icalbdbset_new(const char *database_filename,
icalbdbset_subdb_type subdb_type,
int dbtype, u_int32_t flag);
LIBICAL_ICALSS_EXPORT DB *icalbdbset_bdb_open_secondary(DB *dbp,
const char *subdb,
const char *sindex,
int (*callback) (DB *db,
const DBT *dbt1,
const DBT *dbt2,
DBT *dbt3), int type);
LIBICAL_ICALSS_EXPORT char *icalbdbset_parse_data(DBT *dbt, char *(*pfunc) (const DBT *dbt));
LIBICAL_ICALSS_EXPORT void icalbdbset_free(icalset *set);
/* cursor operations */
LIBICAL_ICALSS_EXPORT int icalbdbset_acquire_cursor(DB *dbp, DB_TXN *tid, DBC ** rdbcp);
LIBICAL_ICALSS_EXPORT int icalbdbset_cget(DBC *dbcp, DBT *key, DBT *data,
u_int32_t access_method);
LIBICAL_ICALSS_EXPORT int icalbdbset_cput(DBC *dbcp, DBT *key, DBT *data,
u_int32_t access_method);
LIBICAL_ICALSS_EXPORT int icalbdbset_get_first(DBC *dbcp, DBT *key, DBT *data);
LIBICAL_ICALSS_EXPORT int icalbdbset_get_next(DBC *dbcp, DBT *key, DBT *data);
LIBICAL_ICALSS_EXPORT int icalbdbset_get_last(DBC *dbcp, DBT *key, DBT *data);
LIBICAL_ICALSS_EXPORT int icalbdbset_get_key(DBC *dbcp, DBT *key, DBT *data);
LIBICAL_ICALSS_EXPORT int icalbdbset_delete(DB *dbp, DBT *key);
LIBICAL_ICALSS_EXPORT int icalbdbset_put(DB *dbp, DBT *key, DBT *data, u_int32_t access_method);
LIBICAL_ICALSS_EXPORT int icalbdbset_get(DB *dbp, DB_TXN *tid, DBT *key, DBT *data,
u_int32_t flags);
LIBICAL_ICALSS_EXPORT const char *icalbdbset_path(icalset *set);
LIBICAL_ICALSS_EXPORT const char *icalbdbset_subdb(icalset *set);
/* Mark the set as changed, so it will be written to disk when it
is freed. Commit writes to disk immediately. */
LIBICAL_ICALSS_EXPORT void icalbdbset_mark(icalset *set);
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_commit(icalset *set);
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_add_component(icalset *set, icalcomponent *child);
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_remove_component(icalset *set,
icalcomponent *child);
LIBICAL_ICALSS_EXPORT int icalbdbset_count_components(icalset *set, icalcomponent_kind kind);
/* Restrict the component returned by icalbdbset_first, _next to those
that pass the gauge. _clear removes the gauge */
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_select(icalset *store, icalgauge *gauge);
LIBICAL_ICALSS_EXPORT void icalbdbset_clear(icalset *store);
/* Gets and searches for a component by uid */
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_fetch(icalset *set,
icalcomponent_kind kind, const char *uid);
LIBICAL_ICALSS_EXPORT int icalbdbset_has_uid(icalset *set, const char *uid);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_fetch_match(icalset *set, icalcomponent *c);
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_modify(icalset *set, icalcomponent *old,
icalcomponent *newc);
/* cluster management functions */
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_set_cluster(icalset *set, icalcomponent *cluster);
LIBICAL_ICALSS_EXPORT icalerrorenum icalbdbset_free_cluster(icalset *set);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_get_cluster(icalset *set);
/* Iterate through components. If a gauge has been defined, these
will skip over components that do not pass the gauge */
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_get_current_component(icalset *set);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_get_first_component(icalset *set);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_get_next_component(icalset *set);
/* External iterator for thread safety */
LIBICAL_ICALSS_EXPORT icalsetiter icalbdbset_begin_component(icalset *set,
icalcomponent_kind kind,
icalgauge *gauge, const char *tzid);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_form_a_matched_recurrence_component(icalsetiter *
itr);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbsetiter_to_next(icalset *set, icalsetiter *i);
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbsetiter_to_prior(icalset *set, icalsetiter *i);
/* Return a reference to the internal component. You probably should
not be using this. */
LIBICAL_ICALSS_EXPORT icalcomponent *icalbdbset_get_component(icalset *set);
LIBICAL_ICALSS_EXPORT DB_ENV *icalbdbset_get_env(void);
LIBICAL_ICALSS_EXPORT int icalbdbset_begin_transaction(DB_TXN *parent_id, DB_TXN ** txnid);
LIBICAL_ICALSS_EXPORT int icalbdbset_commit_transaction(DB_TXN *txnid);
LIBICAL_ICALSS_EXPORT DB *icalbdbset_bdb_open(const char *path,
const char *subdb,
int type, int mode, u_int32_t flag);
typedef struct icalbdbset_options
{
icalbdbset_subdb_type subdb; /**< the subdatabase to open */
int dbtype; /**< db_open type: DB_HASH | DB_BTREE */
int mode; /**< file mode */
u_int32_t flag; /**< DB->set_flags(): DB_DUP | DB_DUPSORT */
char *(*pfunc) (const DBT *dbt);
/**< parsing function */
int (*callback) (DB *db,
/**< callback for secondary db open */
const DBT *dbt1, const DBT *dbt2, DBT *dbt3);
} icalbdbset_options;
#endif /* !ICALBDBSET_H */
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