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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_NODE_MEM_H_ | |
| 6 #define LIBRARIES_NACL_MOUNTS_MOUNT_NODE_MEM_H_ | |
| 7 | |
| 8 #include "nacl_mounts/mount_node.h" | |
| 9 | |
| 10 class MountNodeMem : public MountNode { | |
| 11 public: | |
| 12 explicit MountNodeMem(Mount* mount); | |
| 13 | |
| 14 protected: | |
| 15 virtual ~MountNodeMem(); | |
| 16 | |
| 17 public: | |
| 18 // Normal read/write operations on a file | |
| 19 virtual int Read(size_t offs, void* buf, size_t count); | |
| 20 virtual int Write(size_t offs, const void* buf, size_t count); | |
| 21 virtual int Truncate(size_t size); | |
| 22 | |
| 23 private: | |
| 24 char* data_; | |
| 25 size_t capacity_; | |
| 26 friend class MountMem; | |
| 27 }; | |
| 28 | |
| 29 #endif // LIBRARIES_NACL_MOUNTS_MOUNT_NODE_MEM_H_ | |
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