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1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
2 * Use of this source code is governed by a BSD-style license that can be | |
3 * found in the LICENSE file. | |
4 */ | |
5 #ifndef LIBRARIES_NACL_MOUNTS_MOUNT_HTML5FS_NODE_H_ | |
6 #define LIBRARIES_NACL_MOUNTS_MOUNT_HTML5FS_NODE_H_ | |
7 | |
8 #include <ppapi/c/pp_resource.h> | |
9 #include "nacl_mounts/mount_node.h" | |
10 | |
11 class MountHtml5Fs; | |
12 | |
13 class MountNodeHtml5Fs : public MountNode { | |
14 public: | |
15 // Normal OS operations on a node (file), can be called by the kernel | |
16 // directly so it must lock and unlock appropriately. These functions | |
17 // must not be called by the mount. | |
18 virtual int FSync(); | |
19 virtual int GetDents(size_t offs, struct dirent* pdir, size_t count); | |
20 virtual int GetStat(struct stat* stat); | |
21 virtual int Read(size_t offs, void* buf, size_t count); | |
22 virtual int Truncate(size_t size); | |
23 virtual int Write(size_t offs, const void* buf, size_t count); | |
24 | |
25 virtual size_t GetSize(); | |
26 | |
27 protected: | |
28 MountNodeHtml5Fs(Mount* mount, PP_Resource fileref); | |
29 | |
30 // Init with standard open flags | |
31 virtual bool Init(int o_mode); | |
32 virtual void Destroy(); | |
33 | |
34 private: | |
35 PP_Resource fileref_resource_; | |
36 PP_Resource fileio_resource_; | |
37 | |
38 friend class MountHtml5Fs; | |
39 }; | |
40 | |
41 #endif // LIBRARIES_NACL_MOUNTS_MOUNT_HTML5FS_NODE_H_ | |
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