Zabbix

        AGENT_RESULT *result, const zbx_timespec_t *ts, unsigned char state, const char *error);

void    zbx_dc_add_history_variant(zbx_uint64_t itemid, unsigned char value_type, unsigned char item_flags,

        zbx_variant_t *value, zbx_timespec_t ts, const zbx_pp_value_opt_t *value_opt);

size_t  zbx_dc_flush_history(void);

void    zbx_hc_pop_items(zbx_vector_hc_item_ptr_t *history_items);

void    zbx_hc_get_item_values(zbx_dc_history_t *history, zbx_vector_hc_item_ptr_t *history_items);

void    zbx_hc_push_items(zbx_vector_hc_item_ptr_t *history_items);

int zbx_hc_queue_get_size(void);

int zbx_hc_get_history_compression_age(void);

​

typedef void (*zbx_history_sync_f)(int *values_num, int *triggers_num, const zbx_events_funcs_t *events_cbs,

        zbx_ipc_async_socket_t *rtc, int config_history_storage_pipelines, int *more);

​

int zbx_init_database_cache(zbx_get_program_type_f get_program_type, zbx_history_sync_f sync_history,

        zbx_uint64_t history_cache_size, zbx_uint64_t history_index_cache_size, zbx_uint64_t *trends_cache_size,

        char **error);

​

void    zbx_free_database_cache(int sync, const zbx_events_funcs_t *events_cbs, int config_history_storage_pipelines);

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