void TRI_InitBarrierList (TRI_barrier_list_t* container, TRI_primary_collection_t* collection) {
container->_collection = collection;
TRI_InitSpin(&container->_lock);
container->_begin = NULL;
container->_end = NULL;
}
TRI_replication_applier_t* TRI_CreateReplicationApplier (TRI_vocbase_t* vocbase) {
TRI_replication_applier_t* applier;
int res;
applier = TRI_Allocate(TRI_CORE_MEM_ZONE, sizeof(TRI_replication_applier_t), false);
if (applier == NULL) {
return NULL;
}
TRI_InitConfigurationReplicationApplier(&applier->_configuration);
TRI_InitStateReplicationApplier(&applier->_state);
res = LoadConfiguration(vocbase, &applier->_configuration);
if (res != TRI_ERROR_NO_ERROR &&
res != TRI_ERROR_FILE_NOT_FOUND) {
TRI_set_errno(res);
TRI_DestroyStateReplicationApplier(&applier->_state);
TRI_DestroyConfigurationReplicationApplier(&applier->_configuration);
TRI_Free(TRI_CORE_MEM_ZONE, applier);
return NULL;
}
res = TRI_LoadStateReplicationApplier(vocbase, &applier->_state);
if (res != TRI_ERROR_NO_ERROR &&
res != TRI_ERROR_FILE_NOT_FOUND) {
TRI_set_errno(res);
TRI_DestroyStateReplicationApplier(&applier->_state);
TRI_DestroyConfigurationReplicationApplier(&applier->_configuration);
TRI_Free(TRI_CORE_MEM_ZONE, applier);
return NULL;
}
TRI_InitReadWriteLock(&applier->_statusLock);
TRI_InitSpin(&applier->_threadLock);
TRI_InitCondition(&applier->_runStateChangeCondition);
applier->_vocbase = vocbase;
applier->_databaseName = TRI_DuplicateStringZ(TRI_CORE_MEM_ZONE, vocbase->_name);
SetTerminateFlag(applier, false);
assert(applier->_databaseName != NULL);
TRI_SetProgressReplicationApplier(applier, "applier created", false);
return applier;
}
TRI_general_cursor_t* TRI_CreateGeneralCursor (TRI_vocbase_t* vocbase,
TRI_general_cursor_result_t* result,
const bool doCount,
const TRI_general_cursor_length_t batchSize,
TRI_json_t* extra) {
TRI_general_cursor_t* cursor;
TRI_ASSERT(vocbase != NULL);
cursor = (TRI_general_cursor_t*) TRI_Allocate(TRI_UNKNOWN_MEM_ZONE, sizeof(TRI_general_cursor_t), false);
if (cursor == NULL) {
return NULL;
}
cursor->_vocbase = vocbase;
cursor->_store = vocbase->_cursors;
cursor->_result = result;
cursor->_extra = extra; // might be NULL
cursor->_expires = TRI_microtime() + 3600; // default lifetime: 1h
cursor->_id = TRI_NewTickServer();
// state
cursor->_currentRow = 0;
cursor->_length = result->getLength(result);
cursor->_hasCount = doCount;
cursor->_batchSize = batchSize;
cursor->_usage._refCount = 0;
cursor->_usage._isDeleted = false;
// assign functions
cursor->next = NextGeneralCursor;
cursor->hasNext = HasNextGeneralCursor;
cursor->hasCount = HasCountGeneralCursor;
cursor->getBatchSize = GetBatchSizeGeneralCursor;
cursor->getExtra = GetExtraGeneralCursor;
cursor->free = TRI_FreeGeneralCursor;
TRI_InitSpin(&cursor->_lock);
TRI_LockSpin(&vocbase->_cursors->_lock);
// TODO: check for errors here
TRI_InsertKeyAssociativePointer(&vocbase->_cursors->_ids, &cursor->_id, cursor, true);
TRI_UnlockSpin(&vocbase->_cursors->_lock);
LOG_TRACE("created general cursor");
return cursor;
}
TRI_general_cursor_store_t* TRI_CreateStoreGeneralCursor (void) {
TRI_general_cursor_store_t* store = static_cast<TRI_general_cursor_store_t*>(TRI_Allocate(TRI_UNKNOWN_MEM_ZONE, sizeof(TRI_general_cursor_t), false));
if (store == NULL) {
return NULL;
}
int res = TRI_InitAssociativePointer(&store->_ids,
TRI_UNKNOWN_MEM_ZONE,
HashKeyId,
HashElementId,
EqualKeyId,
NULL);
if (res != TRI_ERROR_NO_ERROR) {
TRI_Free(TRI_UNKNOWN_MEM_ZONE, store);
return NULL;
}
TRI_InitSpin(&store->_lock);
return store;
}
