| 116,7 → 116,31 |
|---|
| |
| static void fat_node_sync(fat_node_t *node) |
| { |
| /* TODO */ |
| block_t *bb, *b; |
| fat_dentry_t *d; |
| uint16_t bps; |
| unsigned dps; |
| |
| assert(node->dirty); |
| |
| bb = block_get(node->idx->dev_handle, BS_BLOCK, BS_SIZE); |
| bps = uint16_t_le2host(FAT_BS(bb)->bps); |
| dps = bps / sizeof(fat_dentry_t); |
| |
| /* Read the block that contains the dentry of interest. */ |
| b = _fat_block_get(bb->data, node->idx->dev_handle, node->idx->pfc, |
| (node->idx->pdi * sizeof(fat_dentry_t)) / bps); |
| |
| d = ((fat_dentry_t *)b->data) + (node->idx->pdi % dps); |
| |
| d->firstc = host2uint16_t_le(node->firstc); |
| if (node->type == FAT_FILE) |
| d->size = host2uint32_t_le(node->size); |
| /* TODO: update other fields? (e.g time fields, attr field) */ |
| |
| b->dirty = true; /* need to sync block */ |
| block_put(b); |
| block_put(bb); |
| } |
| |
| /** Internal version of fat_node_get(). |