Changeset 151a4e2 in mainline for uspace/srv/fs/exfat/exfat_ops.c

Timestamp:

2011-08-14T18:10:02Z (13 years ago)

Author:

Oleg Romanenko <romanenko.oleg@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d8df2fb

Parents:

cd860fc

Message:

exFAT: using exfat directory api for exfat_node_sync

File:

• uspace/srv/fs/exfat/exfat_ops.c (modified) (1 diff)

uspace/srv/fs/exfat/exfat_ops.c

@@ -112 +112 @@
 static int exfat_node_sync(exfat_node_t *node)
 {
-//      block_t *b;
-//      exfat_bs_t *bs;
-//      fat_dentry_t *d;
-//      int rc;
-
-//      assert(node->dirty);
-
-//      bs = block_bb_get(node->idx->devmap_handle);
-
-        /* Read the block that contains the dentry of interest. */
-/*
-        rc = _fat_block_get(&b, bs, node->idx->devmap_handle, node->idx->pfc,
-            NULL, (node->idx->pdi * sizeof(fat_dentry_t)) / BPS(bs),
-            BLOCK_FLAGS_NONE);
-        if (rc != EOK)
-                return rc;
-
-        d = ((fat_dentry_t *)b->data) + (node->idx->pdi % DPS(bs));
-
-        d->firstc = host2uint16_t_le(node->firstc);
-        if (node->type == FAT_FILE) {
-                d->size = host2uint32_t_le(node->size);
-        } else if (node->type == FAT_DIRECTORY) {
-                d->attr = FAT_ATTR_SUBDIR;
-        }
-*/
-        /* TODO: update other fields? (e.g time fields) */
-
-//      b->dirty = true;                /* need to sync block */
-//      rc = block_put(b);
-//      return rc;
-        return EOK;
+        int rc;
+        exfat_directory_t di;
+        exfat_file_dentry_t df;
+        exfat_stream_dentry_t ds;
+
+        if (!(node->type == EXFAT_DIRECTORY || node->type == EXFAT_FILE))
+                return EOK;
+
+        if (node->type == EXFAT_DIRECTORY)
+                df.attr = EXFAT_ATTR_SUBDIR;
+        else
+                df.attr = 0;
+
+        ds.firstc = host2uint32_t_le(node->firstc);
+        if (node->size == 0 && node->firstc == 0) {
+                ds.flags = 0;
+        } else {
+                ds.flags = 1;
+                ds.flags |= (!node->fragmented << 1);
+        }
+        ds.valid_data_size = host2uint64_t_le(node->size);
+        ds.data_size = host2uint64_t_le(node->size);
+
+        exfat_directory_open_parent(&di, node->idx->devmap_handle, node->idx->pfc, 
+            node->idx->parent_fragmented);
+        rc = exfat_directory_sync_file(&di, &df, &ds);
+        if (rc != EOK) {
+                (void) exfat_directory_close(&di);
+                return rc;
+        }
+        return exfat_directory_close(&di);
 }