fs_shell: 'resizefs' command

Change-Id: Ie4c18c76cd1a69945739817ecd99409b7611dd7a Reviewed-on: https://review.haiku-os.org/c/haiku/+/939 Reviewed-by: Jérôme Duval <[email protected]>
2020-01-01 10:24:30 +00:00
parent 003169fbb3
commit 0b3f78e73b
6 changed files with 95 additions and 0 deletions
@@ -766,6 +766,18 @@ bfs_ioctl(fs_volume* _volume, fs_vnode* _node, void* _cookie, uint32 cmd,

 			return volume->WriteSuperBlock();
 		}
+		case BFS_IOCTL_RESIZE:
+		{
+			if (bufferLength != sizeof(uint64))
+				return B_BAD_VALUE;
+
+			uint64 size;
+			if (user_memcpy((uint8*)&size, buffer, sizeof(uint64)) != B_OK)
+				return B_BAD_ADDRESS;
+
+			ResizeVisitor resizer(volume);
+			return resizer.Resize(size, -1);
+		}

 #ifdef DEBUG_FRAGMENTER
 		case 56741: