Changeset 395df52 in mainline for uspace/lib/ext4/src/filesystem.c

Timestamp:

2017-05-12T19:58:27Z (7 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

e48947e

Parents:

de5b708

Message:

Probing for ExFAT, Ext4 and CDFS.

File:

• uspace/lib/ext4/src/filesystem.c (modified) (2 diffs)

uspace/lib/ext4/src/filesystem.c

@@ -61 +61 @@
  *
  * @param fs         Filesystem instance to be initialized
- * @param service_id Identifier if device with the filesystem
+ * @param service_id Block device to open
  * @param cmode      Cache mode
  *
@@ -155 +155 @@
         block_cache_fini(fs->device);
         block_fini(fs->device);
+}
+
+/** Probe filesystem.
+ *
+ * @param service_id Block device to probe
+ *
+ * @return EOK or negative error code.
+ *
+ */
+int ext4_filesystem_probe(service_id_t service_id)
+{
+        ext4_filesystem_t *fs = NULL;
+        int rc;
+
+        fs = calloc(1, sizeof(ext4_filesystem_t));
+        if (fs == NULL)
+                return ENOMEM;
+
+        /* Initialize the file system for opening */
+        rc = ext4_filesystem_init(fs, service_id, CACHE_MODE_WT);
+        if (rc != EOK) {
+                free(fs);
+                return rc;
+        }
+
+        ext4_filesystem_fini(fs);
+        return EOK;
 }