Couchbase Lite C
Couchbase Lite C API
CBLDatabase.h
Go to the documentation of this file.
1//
2// CBLDatabase.h
3//
4// Copyright (c) 2018 Couchbase, Inc All rights reserved.
5//
6// Licensed under the Apache License, Version 2.0 (the "License");
7// you may not use this file except in compliance with the License.
8// You may obtain a copy of the License at
9//
10// http://www.apache.org/licenses/LICENSE-2.0
11//
12// Unless required by applicable law or agreed to in writing, software
13// distributed under the License is distributed on an "AS IS" BASIS,
14// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15// See the License for the specific language governing permissions and
16// limitations under the License.
17//
18
19#pragma once
20#include "CBLBase.h"
21
23
29#ifdef __APPLE__
30#pragma mark - CONFIGURATION
31#endif
32
36#ifdef COUCHBASE_ENTERPRISE
38typedef CBL_ENUM(uint32_t, CBLEncryptionAlgorithm) {
41};
42
44typedef CBL_ENUM(uint64_t, CBLEncryptionKeySize) {
46};
47
49typedef struct {
51 uint8_t bytes[32];
53#endif
54
56typedef struct {
58#ifdef COUCHBASE_ENTERPRISE
60#endif
72
75
76#ifdef COUCHBASE_ENTERPRISE
84
92#endif
93
97#ifdef __APPLE__
98#pragma mark - FILE OPERATIONS
99#endif
110
119 FLString toName,
121 CBLError* _cbl_nullable outError) CBLAPI;
122
131 FLString inDirectory,
132 CBLError* _cbl_nullable outError) CBLAPI;
133
137#ifdef __APPLE__
138#pragma mark - LIFECYCLE
139#endif
156 CBLError* _cbl_nullable outError) CBLAPI;
157
160 CBLError* _cbl_nullable outError) CBLAPI;
161
163
167 CBLError* _cbl_nullable outError) CBLAPI;
168
176 CBLError* _cbl_nullable outError) CBLAPI;
177
180 bool commit,
181 CBLError* _cbl_nullable outError) CBLAPI;
182
183#ifdef COUCHBASE_ENTERPRISE
190 const CBLEncryptionKey* _cbl_nullable newKey,
191 CBLError* outError) CBLAPI;
192#endif
193
195typedef CBL_ENUM(uint32_t, CBLMaintenanceType) {
198
201
204
208
214
218 CBLError* _cbl_nullable outError) CBLAPI;
219
223#ifdef __APPLE__
224#pragma mark - ACCESSORS
225#endif
233
237
241
244
248#ifdef __APPLE__
249#pragma mark - LISTENERS
250#endif
268typedef void (*CBLDatabaseChangeListener)(void* _cbl_nullable context,
269 const CBLDatabase* db,
270 unsigned numDocs,
271 FLString docIDs[_cbl_nonnull]);
272
283 void* _cbl_nullable context) CBLAPI;
284 // end of outer \defgroup
287
288
289#ifdef __APPLE__
290#pragma mark - NOTIFICATION SCHEDULING
291#endif
315typedef void (*CBLNotificationsReadyCallback)(void* _cbl_nullable context,
316 CBLDatabase* db);
317
326 void* _cbl_nullable context) CBLAPI;
327
331 // end of outer \defgroup
334
#define CBLAPI
Definition: CBL_Compat.h:104
#define _cbl_nullable
Definition: CBL_Compat.h:92
#define CBL_CAPI_BEGIN
Definition: CBL_Compat.h:105
#define CBL_CAPI_END
Definition: CBL_Compat.h:106
#define CBL_ENUM(_type, _name)
Definition: CBL_Compat.h:62
#define _cbl_warn_unused
Definition: CBL_Compat.h:40
bool CBL_CopyDatabase(FLString fromPath, FLString toName, const CBLDatabaseConfiguration *_cbl_nullable config, CBLError *_cbl_nullable outError)
Copies a database file to a new location, and assigns it a new internal UUID to distinguish it from t...
bool CBLDatabase_EndTransaction(CBLDatabase *, bool commit, CBLError *_cbl_nullable outError)
Ends a transaction, either committing or aborting.
struct CBLDatabase CBLDatabase
A connection to an open database.
Definition: CBLBase.h:182
bool CBLEncryptionKey_FromPassword(CBLEncryptionKey *key, FLString password)
Derives an encryption key from a password.
bool CBLDatabase_Delete(CBLDatabase *, CBLError *_cbl_nullable outError)
Closes and deletes a database.
bool CBLDatabase_Close(CBLDatabase *, CBLError *_cbl_nullable outError)
Closes an open database.
bool CBL_DatabaseExists(FLString name, FLString inDirectory)
Returns true if a database with the given name exists in the given directory.
bool CBLDatabase_ChangeEncryptionKey(CBLDatabase *, const CBLEncryptionKey *_cbl_nullable newKey, CBLError *outError)
Encrypts or decrypts a database, or changes its encryption key.
_cbl_warn_unused CBLDatabase *_cbl_nullable CBLDatabase_Open(FLSlice name, const CBLDatabaseConfiguration *_cbl_nullable config, CBLError *_cbl_nullable outError)
Opens a database, or creates it if it doesn't exist yet, returning a new CBLDatabase instance.
bool CBL_DeleteDatabase(FLString name, FLString inDirectory, CBLError *_cbl_nullable outError)
Deletes a database file.
const CBLDatabaseConfiguration CBLDatabase_Config(const CBLDatabase *)
Returns the database's configuration, as given when it was opened.
void(* CBLDatabaseChangeListener)(void *_cbl_nullable context, const CBLDatabase *db, unsigned numDocs, FLString docIDs[])
A default collection change listener callback, invoked after one or more documents in the default col...
Definition: CBLDatabase.h:268
_cbl_warn_unused CBLListenerToken * CBLDatabase_AddChangeListener(const CBLDatabase *db, CBLDatabaseChangeListener listener, void *_cbl_nullable context)
Registers a default collection change listener callback.
CBLEncryptionAlgorithm
Database encryption algorithms (available only in the Enterprise Edition).
Definition: CBLDatabase.h:38
bool CBLDatabase_PerformMaintenance(CBLDatabase *db, CBLMaintenanceType type, CBLError *_cbl_nullable outError)
Performs database maintenance.
_cbl_warn_unused FLStringResult CBLDatabase_Path(const CBLDatabase *)
Returns the database's full filesystem path, or null slice if the database is closed or deleted.
CBLDatabaseConfiguration CBLDatabaseConfiguration_Default(void)
Returns the default database configuration.
CBLMaintenanceType
Maintenance Type used when performing database maintenance.
Definition: CBLDatabase.h:195
bool CBLDatabase_BeginTransaction(CBLDatabase *, CBLError *_cbl_nullable outError)
Begins a transaction.
uint64_t CBLDatabase_Count(const CBLDatabase *)
Returns the number of documents in the database, or zero if the database is closed or deleted.
bool CBLEncryptionKey_FromPasswordOld(CBLEncryptionKey *key, FLString password)
VOLATILE API: Derives an encryption key from a password in a way that is compatible with certain vari...
CBLEncryptionKeySize
Encryption key sizes (in bytes).
Definition: CBLDatabase.h:44
FLString CBLDatabase_Name(const CBLDatabase *)
Returns the database's name.
@ kCBLEncryptionNone
No encryption (default)
Definition: CBLDatabase.h:39
@ kCBLEncryptionAES256
AES with 256-bit key.
Definition: CBLDatabase.h:40
@ kCBLMaintenanceTypeIntegrityCheck
Check for the database’s corruption. If found, an error will be returned.
Definition: CBLDatabase.h:203
@ kCBLMaintenanceTypeCompact
Compact the database file and delete unused attachments.
Definition: CBLDatabase.h:197
@ kCBLMaintenanceTypeOptimize
Partially scan indexes to gather database statistics that help optimize queries.
Definition: CBLDatabase.h:207
@ kCBLMaintenanceTypeReindex
Rebuild the entire database's indexes.
Definition: CBLDatabase.h:200
@ kCBLMaintenanceTypeFullOptimize
Fully scans all indexes to gather database statistics that help optimize queries.
Definition: CBLDatabase.h:212
@ kCBLEncryptionKeySizeAES256
Key size for kCBLEncryptionAES256.
Definition: CBLDatabase.h:45
void(* CBLNotificationsReadyCallback)(void *_cbl_nullable context, CBLDatabase *db)
Callback indicating that the database (or an object belonging to it) is ready to call one or more lis...
Definition: CBLDatabase.h:315
void CBLDatabase_SendNotifications(CBLDatabase *db)
Immediately issues all pending notifications for this database, by calling their listener callbacks.
void CBLDatabase_BufferNotifications(CBLDatabase *db, CBLNotificationsReadyCallback _cbl_nullable callback, void *_cbl_nullable context)
Switches the database to buffered-notification mode.
struct CBLListenerToken CBLListenerToken
An opaque 'cookie' representing a registered listener callback.
Definition: CBLBase.h:271
#define CBL_REFCOUNTED(TYPE, NAME)
Definition: CBLBase.h:170
Database configuration options.
Definition: CBLDatabase.h:56
bool fullSync
As Couchbase Lite normally configures its databases, There is a very small (though non-zero) chance t...
Definition: CBLDatabase.h:70
FLString directory
The parent directory of the database.
Definition: CBLDatabase.h:57
CBLEncryptionKey encryptionKey
The database's encryption key (if any)
Definition: CBLDatabase.h:59
Encryption key specified in a CBLDatabaseConfiguration.
Definition: CBLDatabase.h:49
CBLEncryptionAlgorithm algorithm
Encryption algorithm.
Definition: CBLDatabase.h:50
A struct holding information about an error.
Definition: CBLBase.h:104
A simple reference to a block of memory.
Definition: FLSlice.h:45
A heap-allocated block of memory returned from an API call.
Definition: FLSlice.h:63