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capture SIO

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This commit is contained in:
Eric Betts
2023-11-17 20:00:59 -08:00
parent a625e9a164
commit d373ea4d99
1 changed files with 14 additions and 22 deletions
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seader_worker.c
+14 -22
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@@ -454,12 +454,17 @@ static uint16_t seader_worker_picopass_calculate_ccitt(
return crc;
}
/*
void seader_capture_sio(
uint8_t* buffer,
size_t len,
uint8_t* rxBuffer,
SeaderCredential* credential) {
uint8_t read4Block6[] = {0x06, 0x06, 0x45, 0x56};
uint8_t read4Block9[] = {0x06, 0x09, 0xB2, 0xAE};
uint8_t read4Block10[] = {0x06, 0x0A, 0x29, 0x9C};
uint8_t read4Block13[] = {0x06, 0x0D, 0x96, 0xE8};
uint8_t updateBlock2[] = {0x87, 0x02}; // TODO
void seader_capture_sio(BitBuffer* tx_buffer, BitBuffer* rx_buffer, SeaderCredential* credential) {
const uint8_t* buffer = bit_buffer_get_data(tx_buffer);
size_t len = bit_buffer_get_size_bytes(tx_buffer);
const uint8_t* rxBuffer = bit_buffer_get_data(rx_buffer);
if(memcmp(buffer, read4Block6, len) == 0 && rxBuffer[0] == 0x30) {
memcpy(credential->sio, rxBuffer, 32);
} else if(memcmp(buffer, read4Block10, len) == 0 && rxBuffer[0] == 0x30) {
@@ -470,13 +475,6 @@ void seader_capture_sio(
memcpy(credential->sio + 32, rxBuffer + 8, 24);
}
}
*/
uint8_t read4Block6[] = {0x06, 0x06, 0x45, 0x56};
uint8_t read4Block9[] = {0x06, 0x09, 0xB2, 0xAE};
uint8_t read4Block10[] = {0x06, 0x0A, 0x29, 0x9C};
uint8_t read4Block13[] = {0x06, 0x0D, 0x96, 0xE8};
uint8_t updateBlock2[] = {0x87, 0x02}; // TODO
PicopassError seader_worker_fake_epurse_update(BitBuffer* tx_buffer, BitBuffer* rx_buffer) {
const uint8_t* buffer = bit_buffer_get_data(tx_buffer);
@@ -513,8 +511,7 @@ void seader_iso15693_transmit(Seader* seader, uint8_t* buffer, size_t len) {
PicopassError error = PicopassErrorNone;
do {
bit_buffer_append_bytes(
tx_buffer, buffer, len); // TODO: could this be a `bit_buffer_copy_bytes` ?
bit_buffer_append_bytes(tx_buffer, buffer, len);
if(memcmp(buffer, updateBlock2, sizeof(updateBlock2)) == 0) {
error = seader_worker_fake_epurse_update(tx_buffer, rx_buffer);
@@ -531,7 +528,7 @@ void seader_iso15693_transmit(Seader* seader, uint8_t* buffer, size_t len) {
break;
}
// seader_capture_sio(buffer, len, rxBuffer, credential);
seader_capture_sio(tx_buffer, rx_buffer, seader->credential);
seader_send_nfc_rx(
seader_uart,
(uint8_t*)bit_buffer_get_data(rx_buffer),
@@ -564,9 +561,7 @@ void seader_iso14443a_transmit(
BitBuffer* rx_buffer = bit_buffer_alloc(SEADER_POLLER_MAX_BUFFER_SIZE);
do {
// bit_buffer_reset(tx_buffer);
bit_buffer_append_bytes(
tx_buffer, buffer, len); // TODO: could this be a `bit_buffer_copy_bytes` ?
bit_buffer_append_bytes(tx_buffer, buffer, len);
Iso14443_4aError error = iso14443_4a_poller_send_block(
(Iso14443_4aPoller*)iso14443_4a_poller, tx_buffer, rx_buffer);
@@ -576,9 +571,6 @@ void seader_iso14443a_transmit(
break;
}
FURI_LOG_I(TAG, "NFC incoming %d bytes", bit_buffer_get_size_bytes(rx_buffer));
// iso14443_4a_copy(instance->data->iso14443_4a_data, iso14443_4a_poller_get_data(instance->iso14443_4a_poller));
seader_send_nfc_rx(
seader_uart,
(uint8_t*)bit_buffer_get_data(rx_buffer),