Couchbase Lite C
Couchbase Lite C API
CBLDatabase.h
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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
62
65
66#ifdef COUCHBASE_ENTERPRISE
74
82#endif
83
87#ifdef __APPLE__
88#pragma mark - FILE OPERATIONS
89#endif
100
109 FLString toName,
111 CBLError* _cbl_nullable outError) CBLAPI;
112
121 FLString inDirectory,
122 CBLError* _cbl_nullable outError) CBLAPI;
123
127#ifdef __APPLE__
128#pragma mark - LIFECYCLE
129#endif
146 CBLError* _cbl_nullable outError) CBLAPI;
147
150 CBLError* _cbl_nullable outError) CBLAPI;
151
153
157 CBLError* _cbl_nullable outError) CBLAPI;
158
166 CBLError* _cbl_nullable outError) CBLAPI;
167
170 bool commit,
171 CBLError* _cbl_nullable outError) CBLAPI;
172
173#ifdef COUCHBASE_ENTERPRISE
180 const CBLEncryptionKey* _cbl_nullable newKey,
181 CBLError* outError) CBLAPI;
182#endif
183
185typedef CBL_ENUM(uint32_t, CBLMaintenanceType) {
188
191
194
198
204
208 CBLError* _cbl_nullable outError) CBLAPI;
209
213#ifdef __APPLE__
214#pragma mark - ACCESSORS
215#endif
223
227
231
234
238#ifdef __APPLE__
239#pragma mark - LISTENERS
240#endif
258typedef void (*CBLDatabaseChangeListener)(void* _cbl_nullable context,
259 const CBLDatabase* db,
260 unsigned numDocs,
261 FLString docIDs[_cbl_nonnull]);
262
273 void* _cbl_nullable context) CBLAPI;
274 // end of outer \defgroup
277
278
279#ifdef __APPLE__
280#pragma mark - NOTIFICATION SCHEDULING
281#endif
305typedef void (*CBLNotificationsReadyCallback)(void* _cbl_nullable context,
306 CBLDatabase* db);
307
316 void* _cbl_nullable context) CBLAPI;
317
321 // end of outer \defgroup
324
#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:258
_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:185
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:193
@ kCBLMaintenanceTypeCompact
Compact the database file and delete unused attachments.
Definition: CBLDatabase.h:187
@ kCBLMaintenanceTypeOptimize
Partially scan indexes to gather database statistics that help optimize queries.
Definition: CBLDatabase.h:197
@ kCBLMaintenanceTypeReindex
Rebuild the entire database's indexes.
Definition: CBLDatabase.h:190
@ kCBLMaintenanceTypeFullOptimize
Fully scans all indexes to gather database statistics that help optimize queries.
Definition: CBLDatabase.h:202
@ 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:305
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
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