/**
* \brief release tree buffers, call this function when unmount
* \param[in] dev uffs device
*/
URET uffs_TreeRelease(uffs_Device *dev)
{
uffs_Pool *pool;
pool = &(dev->mem.tree_pool);
if (pool->mem && dev->mem.free) {
dev->mem.free(dev, pool->mem);
pool->mem = NULL;
dev->mem.tree_nodes_pool_size = 0;
}
uffs_PoolRelease(pool);
memset(pool, 0, sizeof(uffs_Pool));
return U_SUCC;
}
/**
* Release UFFS flash interface
*/
URET uffs_FlashInterfaceRelease(uffs_Device *dev)
{
uffs_Pool *pool;
pool = SPOOL(dev);
if (pool->mem && dev->mem.free) {
dev->mem.free(dev, pool->mem);
pool->mem = NULL;
dev->mem.spare_pool_size = 0;
}
uffs_PoolRelease(pool);
memset(pool, 0, sizeof(uffs_Pool));
// release flash driver
if (dev->ops->ReleaseFlash) {
if (dev->ops->ReleaseFlash(dev) < 0)
return U_FAIL;
}
return U_SUCC;
}
/**
* Release uffs_DIR buffers, called by UFFS internal
*/
URET uffs_ReleaseDirEntryBuf(void)
{
return uffs_PoolRelease(&_dir_pool);
}
/**
* Release object buffers, called by UFFS internal
*/
URET uffs_ReleaseObjectBuf(void)
{
return uffs_PoolRelease(&_object_pool);
}