/*
* bc_close() is not thread safe, should stop other threads before call it.
* */
void bc_close(Bitcask *bc)
{
int i=0;
pthread_mutex_lock(&bc->write_lock);
bc_flush(bc, 0, 0);
if (NULL != bc->curr_tree) {
uint32_t curr;
ht_get_hash(bc->curr_tree, "@", &curr);
if (curr > 0) {
char name[255], buf[255];
sprintf(name, HINT_FILE, bc->curr);
sprintf(buf, "%s/%s", mgr_alloc(bc->mgr, name), name);
build_hint(bc->curr_tree, buf);
}else{
ht_destroy(bc->curr_tree);
}
bc->curr_tree = NULL;
}
bc->curr = 0;
ht_destroy(bc->tree);
mgr_destroy(bc->mgr);
free(bc->write_buffer);
free(bc);
}
/*
* ======== dsp_deinit ========
* Frees the resources allocated for bridge.
*/
bool dsp_deinit(u32 device_context)
{
bool ret = true;
u32 device_node;
struct mgr_object *mgr_obj = NULL;
struct drv_data *drv_datap = dev_get_drvdata(bridge);
while ((device_node = drv_get_first_dev_extension()) != 0) {
(void)dev_remove_device((struct cfg_devnode *)device_node);
(void)drv_release_resources((u32) device_node,
(struct drv_object *)device_context);
}
(void)drv_destroy((struct drv_object *)device_context);
/* Get the Manager Object from driver data
* MGR Destroy will unload the DCD dll */
if (drv_datap && drv_datap->mgr_object) {
mgr_obj = drv_datap->mgr_object;
(void)mgr_destroy(mgr_obj);
} else {
pr_err("%s: Failed to retrieve the object handle\n", __func__);
}
api_exit();
return ret;
}
/*
* bc_close() is not thread safe, should stop other threads before call it.
* */
void bc_close(Bitcask *bc)
{
char datapath[255], hintpath[255];
if (bc->optimize_flag > 0)
{
bc->optimize_flag = 2;
while (bc->optimize_flag > 0)
{
sleep(1);
}
}
pthread_mutex_lock(&bc->write_lock);
bc_flush(bc, 0, 0);
if (NULL != bc->curr_tree)
{
if (bc->curr_bytes > 0)
{
build_hint(bc->curr_tree, new_path(hintpath, bc->mgr, HINT_FILE, bc->curr));
}
else
{
ht_destroy(bc->curr_tree);
}
bc->curr_tree = NULL;
}
if (bc->curr_bytes == 0) bc->curr --;
if (bc->curr - bc->last_snapshot >= SAVE_HTREE_LIMIT)
{
if (ht_save(bc->tree, new_path(datapath, bc->mgr, HTREE_FILE, bc->curr)) == 0)
{
mgr_unlink(gen_path(datapath, mgr_base(bc->mgr), HTREE_FILE, bc->last_snapshot));
}
else
{
fprintf(stderr, "save HTree to %s failed\n", datapath);
}
}
ht_destroy(bc->tree);
mgr_destroy(bc->mgr);
free(bc->write_buffer);
free(bc);
}
void hs_close(HStore *store)
{
int i;
if (!store) return;
// stop optimizing
store->op_start = store->op_end = 0;
if (store->scan_threads > 1 && store->count > 1) {
parallelize(store, bc_close);
} else {
for (i=0; i<store->count; i++){
bc_close(store->bitcasks[i]);
}
}
mgr_destroy(store->mgr);
free(store);
}
/*
* ======== dsp_deinit ========
* Frees the resources allocated for bridge.
*/
bool dsp_deinit(u32 deviceContext)
{
bool ret = true;
u32 device_node;
struct mgr_object *mgr_obj = NULL;
while ((device_node = drv_get_first_dev_extension()) != 0) {
(void)dev_remove_device((struct cfg_devnode *)device_node);
(void)drv_release_resources((u32) device_node,
(struct drv_object *)deviceContext);
}
(void)drv_destroy((struct drv_object *)deviceContext);
/* Get the Manager Object from Registry
* MGR Destroy will unload the DCD dll */
if (DSP_SUCCEEDED(cfg_get_object((u32 *) &mgr_obj, REG_MGR_OBJECT)))
(void)mgr_destroy(mgr_obj);
wcd_exit();
return ret;
}
