kopia lustrzana https://github.com/conorpp/u2f-zero
129 wiersze
2.1 KiB
C
129 wiersze
2.1 KiB
C
/*
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* app.h
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*
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*/
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#ifndef APP_H_
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#define APP_H_
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#include <SI_EFM8UB1_Register_Enums.h>
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#include <stdarg.h>
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SI_SBIT (SDA, SFR_P1, 2); // SMBus on P1.2
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SI_SBIT(SCL, SFR_P1, 3); // and P1.3
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SI_SBIT (LED1, SFR_P1, 4); // LED green
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// debug options
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//#define U2F_PRINT
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#define DBG_MESSAGE_SIZE 30
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#define DBG_MSG_COUNT 4
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#define KEYHANDLES_START (EEPROM_DATA_START + 30)
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#define KEYHANDLES_COUNT 14
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typedef enum
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{
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APP_NOTHING = 0,
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APP_WINK,
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_APP_WINK,
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APP_ERROR,
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}
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APP_STATE;
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typedef enum
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{
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ERROR_NOTHING = 0,
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ERROR_I2C_ERRORS_EXCEEDED = 2,
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ERROR_READ_TRUNCATED = 6,
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ERROR_ATECC_VERIFY = 0x01,
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ERROR_ATECC_PARSE = 0x03,
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ERROR_ATECC_FAULT = 0x05,
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ERROR_ATECC_EXECUTION = 0x0f,
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ERROR_ATECC_WAKE = 0x11,
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ERROR_ATECC_WATCHDOG = 0xee,
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ERROR_ATECC_CRC = 0xff,
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ERROR_SEQ_EXCEEDED = 0x12,
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}
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APP_ERROR_CODE;
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struct APP_DATA
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{
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uint8_t hidmsgbuf[64];
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uint8_t tmp[10];
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uint8_t state;
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uint8_t error;
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};
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extern data struct APP_DATA appdata;
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struct debug_msg
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{
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char buf[DBG_MESSAGE_SIZE];
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};
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void set_app_error(APP_ERROR_CODE ec);
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#define FIFO_HEADER(NAME, TYPE)\
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void NAME##_fifo_init();\
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int NAME##_fifo_append(TYPE* _data);\
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int NAME##_fifo_get(TYPE* _data)
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#ifdef U2F_PRINT
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FIFO_HEADER(debug, struct debug_msg);
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#else
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#define debug_fifo_init(x)
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#define debug_fifo_get(x)
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#define debug_fifo_append(x)
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#endif
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#define FIFO_CREATE(NAME, TYPE, SIZE) \
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static SI_SEGMENT_VARIABLE(NAME##MEM[SIZE],TYPE,SI_SEG_XDATA);\
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volatile TYPE* NAME##WP;\
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volatile TYPE* NAME##RP;\
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void NAME##_fifo_init()\
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{\
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NAME##WP = NAME##MEM;\
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NAME##RP = NAME##MEM;\
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}\
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int NAME##_fifo_append(TYPE* _data)\
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{\
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volatile TYPE* next = 0;\
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next = NAME##WP + 1;\
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if (next == (NAME##MEM + SIZE))\
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{\
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next = NAME##MEM;\
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}\
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if (next == NAME##RP)\
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{\
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return -1;\
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}\
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else\
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{\
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*(NAME##WP) = *_data;\
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NAME##WP = next;\
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return 0;\
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}\
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}\
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int NAME##_fifo_get(TYPE* _data)\
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{\
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if (NAME##RP == NAME##WP)\
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{\
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return -1;\
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}\
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*_data = *(NAME##RP);\
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NAME##RP = NAME##RP + 1;\
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if (NAME##RP == &NAME##MEM[SIZE])\
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{\
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NAME##RP = NAME##MEM;\
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}\
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return 0;\
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}
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#endif /* APP_H_ */
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