mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-12-02 17:29:14 +00:00
1074af905c
* Add transactions menu item * Use nfc assets for country/currency/aid * remove deprecated render
82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
#include "nfc_emv_parser.h"
|
|
#include <flipper_format/flipper_format.h>
|
|
|
|
static const char* nfc_resources_header = "Flipper EMV resources";
|
|
static const uint32_t nfc_resources_file_version = 1;
|
|
|
|
static bool nfc_emv_parser_search_data(
|
|
Storage* storage,
|
|
const char* file_name,
|
|
FuriString* key,
|
|
FuriString* data) {
|
|
bool parsed = false;
|
|
FlipperFormat* file = flipper_format_file_alloc(storage);
|
|
FuriString* temp_str;
|
|
temp_str = furi_string_alloc();
|
|
|
|
do {
|
|
// Open file
|
|
if(!flipper_format_file_open_existing(file, file_name)) break;
|
|
// Read file header and version
|
|
uint32_t version = 0;
|
|
if(!flipper_format_read_header(file, temp_str, &version)) break;
|
|
if(furi_string_cmp_str(temp_str, nfc_resources_header) ||
|
|
(version != nfc_resources_file_version))
|
|
break;
|
|
if(!flipper_format_read_string(file, furi_string_get_cstr(key), data)) break;
|
|
parsed = true;
|
|
} while(false);
|
|
|
|
furi_string_free(temp_str);
|
|
flipper_format_free(file);
|
|
return parsed;
|
|
}
|
|
|
|
bool nfc_emv_parser_get_aid_name(
|
|
Storage* storage,
|
|
const uint8_t* aid,
|
|
uint8_t aid_len,
|
|
FuriString* aid_name) {
|
|
furi_assert(storage);
|
|
bool parsed = false;
|
|
FuriString* key;
|
|
key = furi_string_alloc();
|
|
for(uint8_t i = 0; i < aid_len; i++) {
|
|
furi_string_cat_printf(key, "%02X", aid[i]);
|
|
}
|
|
if(nfc_emv_parser_search_data(storage, EXT_PATH("nfc/assets/aid.nfc"), key, aid_name)) {
|
|
parsed = true;
|
|
}
|
|
furi_string_free(key);
|
|
return parsed;
|
|
}
|
|
|
|
bool nfc_emv_parser_get_country_name(
|
|
Storage* storage,
|
|
uint16_t country_code,
|
|
FuriString* country_name) {
|
|
bool parsed = false;
|
|
FuriString* key;
|
|
key = furi_string_alloc_printf("%04X", country_code);
|
|
if(nfc_emv_parser_search_data(
|
|
storage, EXT_PATH("nfc/assets/country_code.nfc"), key, country_name)) {
|
|
parsed = true;
|
|
}
|
|
furi_string_free(key);
|
|
return parsed;
|
|
}
|
|
|
|
bool nfc_emv_parser_get_currency_name(
|
|
Storage* storage,
|
|
uint16_t currency_code,
|
|
FuriString* currency_name) {
|
|
bool parsed = false;
|
|
FuriString* key;
|
|
key = furi_string_alloc_printf("%04X", currency_code);
|
|
if(nfc_emv_parser_search_data(
|
|
storage, EXT_PATH("nfc/assets/currency_code.nfc"), key, currency_name)) {
|
|
parsed = true;
|
|
}
|
|
furi_string_free(key);
|
|
return parsed;
|
|
}
|