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Apply patch from @gornekich

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This commit is contained in:
TollyH
2024-01-23 17:17:37 +00:00
parent 51f6dcffa4
commit 391c32654b
1 changed files with 39 additions and 50 deletions
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89
applications/main/nfc/helpers/protocol_support/mf_classic/mf_classic_render.c
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@@ -18,59 +18,48 @@ void nfc_render_mf_classic_info(
furi_string_cat_printf(str, "\nSectors Read: %u/%u", sectors_read, sectors_total);
}
static void
mf_classic_render_raw_data(const uint8_t* data, size_t size, bool data_read, FuriString* str) {
furi_assert((size % 2) == 0);
for(size_t i = 0; i < size; i += 2) {
if(data_read) {
furi_string_cat_printf(str, "%02X%02X ", data[i], data[i + 1]);
} else {
furi_string_cat_printf(str, "???? ");
}
}
}
static void
mf_classic_render_block(const MfClassicData* data, uint8_t block_num, FuriString* str) {
if(mf_classic_is_sector_trailer(block_num)) {
uint8_t sec_num = mf_classic_get_sector_by_block(block_num);
MfClassicSectorTrailer* sec_tr = mf_classic_get_sector_trailer_by_sector(data, sec_num);
// Render key A
bool key_read = mf_classic_is_key_found(data, sec_num, MfClassicKeyTypeA);
mf_classic_render_raw_data(sec_tr->key_a.data, sizeof(MfClassicKey), key_read, str);
// Render access bits
bool access_bits_read = mf_classic_is_block_read(data, block_num);
mf_classic_render_raw_data(
sec_tr->access_bits.data, sizeof(MfClassicAccessBits), access_bits_read, str);
// Render key B
key_read = mf_classic_is_key_found(data, sec_num, MfClassicKeyTypeB);
mf_classic_render_raw_data(sec_tr->key_b.data, sizeof(MfClassicKey), key_read, str);
} else {
const uint8_t* block_data = data->block[block_num].data;
bool block_read = mf_classic_is_block_read(data, block_num);
mf_classic_render_raw_data(block_data, sizeof(MfClassicBlock), block_read, str);
}
}
void nfc_render_mf_classic_dump(const MfClassicData* data, FuriString* str) {
uint16_t total_blocks = mf_classic_get_total_block_num(data->type);
for(size_t i = 0; i < total_blocks; i++) {
const uint8_t* block_data = data->block[i].data;
if(mf_classic_is_block_read(data, i)) {
if(mf_classic_is_sector_trailer(i)) {
uint8_t sector = mf_classic_get_sector_by_block(i);
// Key A
if(mf_classic_is_key_found(data, sector, MfClassicKeyTypeA)) {
furi_string_cat_printf(
str,
"%02X%02X %02X%02X %02X%02X ",
block_data[0],
block_data[1],
block_data[2],
block_data[3],
block_data[4],
block_data[5]);
} else {
furi_string_cat(str, "???? ???? ???? ");
}
// Access bits
furi_string_cat_printf(
str,
"%02X%02X %02X%02X ",
block_data[6],
block_data[7],
block_data[8],
block_data[9]);
// Key B
if(mf_classic_is_key_found(data, sector, MfClassicKeyTypeB)) {
furi_string_cat_printf(
str,
"%02X%02X %02X%02X %02X%02X ",
block_data[10],
block_data[11],
block_data[12],
block_data[13],
block_data[14],
block_data[15]);
} else {
furi_string_cat(str, "???? ???? ???? ");
}
} else {
for(size_t j = 0; j < sizeof(MfClassicBlock); j += 2) {
furi_string_cat_printf(str, "%02X%02X ", block_data[j], block_data[j + 1]);
}
}
} else {
for(size_t j = 0; j < sizeof(MfClassicBlock); j += 2) {
furi_string_cat(str, "???? ");
}
}
mf_classic_render_block(data, i, str);
}
}