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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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