blob: 43f2d4902e00eecfe3b04c35c4a8b9708e9ec422
1 | #ifndef BLOB_BASE_DEVICE_H |
2 | #define BLOB_BASE_DEVICE_H |
3 | |
4 | class CBlobDevice |
5 | { |
6 | |
7 | public: |
8 | static const int CC_MAX_FILE_PATH = 256; |
9 | static const int CC_ERR_FILE_HANDLE = -1; |
10 | static const int CC_INIT_BYTE_VAL = 0xFF; |
11 | static const int CC_SSM_PROTECT_ON = 0; |
12 | static const int CC_SSM_PROTECT_OFF = 1; |
13 | |
14 | static const int CC_DEVICE_E2PROM = (0); |
15 | static const int CC_DEVICE_SPI = (1); |
16 | static const int CC_DEVICE_FILE = (2); |
17 | static const int CC_DEVICE_RAM = (3); |
18 | |
19 | CBlobDevice(); |
20 | virtual ~CBlobDevice(); |
21 | |
22 | virtual int WriteBytes(int offset, int size, unsigned char *buf) = 0; |
23 | virtual int ReadBytes(int offset, int size, unsigned char *buf) = 0; |
24 | virtual int EraseAllData() = 0; |
25 | virtual int InitCheck() = 0; |
26 | virtual int OpenDevice() = 0; |
27 | virtual int CloseDevice() = 0; |
28 | int WriteOneByte(int offset, unsigned char val) |
29 | { |
30 | return WriteBytes(offset, 1, &val); |
31 | } |
32 | int ReadOneByte(int offset, unsigned char *ptrVal) |
33 | { |
34 | return ReadBytes(offset, 1, ptrVal); |
35 | } |
36 | |
37 | int m_dev_type; //device type |
38 | int m_dev_total_size; //device total size(Byte) |
39 | |
40 | char m_dev_path[CC_MAX_FILE_PATH]; //device path |
41 | int m_dev_fd; |
42 | |
43 | protected: |
44 | unsigned char *mDataBuf; |
45 | |
46 | private: |
47 | int IsFileExist(const char *file_name); |
48 | |
49 | }; |
50 | |
51 | #endif // ANDROID_SSM_BASE_H |
52 |