1 // Copyright 2013 Olivier Gillet.
2 //
3 // Author: Olivier Gillet (ol.gillet@gmail.com)
4 //
5 // Permission is hereby granted, free of charge, to any person obtaining a copy
6 // of this software and associated documentation files (the "Software"), to deal
7 // in the Software without restriction, including without limitation the rights
8 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 // copies of the Software, and to permit persons to whom the Software is
10 // furnished to do so, subject to the following conditions:
11 //
12 // The above copyright notice and this permission notice shall be included in
13 // all copies or substantial portions of the Software.
14 //
15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
21 // THE SOFTWARE.
22 //
23 // See http://creativecommons.org/licenses/MIT/ for more information.
24 //
25 // -----------------------------------------------------------------------------
26 //
27 // Responsible for flash memory storage.
28 
29 #ifndef YARNS_STORAGE_MANAGER_H_
30 #define YARNS_STORAGE_MANAGER_H_
31 
32 #include <algorithm>
33 
34 #include "stmlib/stmlib.h"
35 
36 #include "stmlib/utils/stream_buffer.h"
37 #include "stmlib/system/storage.h"
38 
39 namespace yarns {
40 
41 class StorageManager {
42  public:
StorageManager()43   StorageManager() { }
~StorageManager()44   ~StorageManager() { }
45 
46   void SaveMulti(uint8_t slot);
47   bool LoadMulti(uint8_t slot);
48   void SaveCalibration();
49   bool LoadCalibration();
50   void SysExSendMulti();
51 
AppendData(const uint8_t * data,size_t size,bool rewind)52   void AppendData(const uint8_t* data, size_t size, bool rewind) {
53     if (rewind) {
54       stream_buffer_.Rewind();
55     }
56     stream_buffer_.Write(data, size);
57   }
58 
59   void DeserializeMulti();
60 
61  private:
62   stmlib::StreamBuffer<1024> stream_buffer_;
63   stmlib::Storage<0x8020000, 9> storage_;
64 
65   DISALLOW_COPY_AND_ASSIGN(StorageManager);
66 };
67 
68 extern StorageManager storage_manager;
69 
70 }  // namespace yarns
71 
72 #endif // YARNS_STORAGE_MANAGER_H_
73