tr_app_tokens.h

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#ifndef TR_APP_TOKENS_H
#define TR_APP_TOKENS_H
 
#include <stdint.h>
#include <stdbool.h>
#include "tr_platform_token_def.h"
#include "tr_platform_tokens.h"
 
 
#define TR_START_APP_TOKEN_DEFS \
        typedef struct __attribute__((packed))
 
#define TR_END_APP_TOKEN_DEFS \
        tr_app_token_struct_t;
 
#define TR_CREATE_APP_TOKEN(token, type) \
        type token;
 
#define tr_get_app_token_len(token) \
        sizeof(((tr_app_token_struct_t*)0)->token)
 
#define tr_get_app_token_offset(token) \
        ((uint32_t)(&((tr_app_token_struct_t*)0)->token))
 
#define tr_get_app_token(data, token)                                \
        tr_platform_token_read(data,                                 \
                               (uint8_t)tr_get_app_token_len(token), \
                               (uint32_t)(TR_APP_TOKEN_BASE + tr_get_app_token_offset(token)))
 
#define tr_app_token_check_erased(token)                             \
        ({                                                           \
        bool is_erased = true;                                       \
        uint8_t count = 0;                                           \
        uint8_t data[200];                                           \
        tr_get_app_token(data, token);                               \
        for (size_t i = 0 ; i < tr_get_app_token_len(token) ; i++) { \
            if (data[i] == 0xFF) {                                   \
                count++;                                             \
            }                                                        \
        }                                                            \
        if (count != tr_get_app_token_len(token)) {                  \
            is_erased = false;                                       \
        }                                                            \
        is_erased;                                                   \
    })
 
#define tr_set_app_token(data, data_len, token)                                                        \
        do {                                                                                           \
            tr_platform_token_write((uint8_t*)data,                                                    \
                                    (uint8_t)data_len,                                                 \
                                    (uint32_t)((TR_APP_TOKEN_BASE + tr_get_app_token_offset(token)))); \
        } while (0)
 
 
#endif // TR_APP_TOKENS_H