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rename global variable g_tag

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Henry Gabryjelski 2025-03-18 22:54:46 -07:00
commit a588e74e9d
1 changed files with 11 additions and 11 deletions
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22
armsrc/em4x70.c
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@ -46,7 +46,7 @@
#define DPRINTF_PROLIX(x) do { if ((FORCE_ENABLE_LOGGING) || (g_dbglevel > DBG_EXTENDED)) { Dbprintf x ; } } while (0); #define DPRINTF_PROLIX(x) do { if ((FORCE_ENABLE_LOGGING) || (g_dbglevel > DBG_EXTENDED)) { Dbprintf x ; } } while (0);
// EM4170 requires a parity bit on commands, other variants do not. // EM4170 requires a parity bit on commands, other variants do not.
static bool g_command_parity = true; static bool g_command_parity = true;
static em4x70_tag_t tag = { 0 }; static em4x70_tag_t g_tag = { 0 };
@ -215,7 +215,7 @@ static int em4x70_receive(uint8_t *bits, size_t maximum_bits_to_read);
static bool find_listen_window(bool command); static bool find_listen_window(bool command);
static void init_tag(void) { static void init_tag(void) {
memset(tag.data, 0x00, sizeof(tag.data)); memset(g_tag.data, 0x00, sizeof(g_tag.data));
} }
static void em4x70_setup_read(void) { static void em4x70_setup_read(void) {
@ -1194,7 +1194,7 @@ static int bruteforce(const uint8_t address, const uint8_t *rnd, const uint8_t *
static int send_pin(const uint32_t pin) { static int send_pin(const uint32_t pin) {
em4x70_command_bitstream_t send_pin_cmd; em4x70_command_bitstream_t send_pin_cmd;
const em4x70_command_generators_t *generator = &legacy_em4x70_command_generators; const em4x70_command_generators_t *generator = &legacy_em4x70_command_generators;
generator->pin(&send_pin_cmd, g_command_parity, &tag.data[4], pin); generator->pin(&send_pin_cmd, g_command_parity, &g_tag.data[4], pin);
bool result = send_bitstream_wait_ack_wait_read(&send_pin_cmd); bool result = send_bitstream_wait_ack_wait_read(&send_pin_cmd);
return result ? PM3_SUCCESS : PM3_ESOFT; return result ? PM3_SUCCESS : PM3_ESOFT;
@ -1296,7 +1296,7 @@ static bool em4x70_read_id(void) {
bool result = send_bitstream_and_read(&read_id_cmd); bool result = send_bitstream_and_read(&read_id_cmd);
if (result) { if (result) {
encoded_bit_array_to_bytes(read_id_cmd.to_receive.one_bit_per_byte, read_id_cmd.to_receive.bitcount, &tag.data[4]); encoded_bit_array_to_bytes(read_id_cmd.to_receive.one_bit_per_byte, read_id_cmd.to_receive.bitcount, &g_tag.data[4]);
} }
return result; return result;
} }
@ -1313,7 +1313,7 @@ static bool em4x70_read_um1(void) {
bool result = send_bitstream_and_read(&read_um1_cmd); bool result = send_bitstream_and_read(&read_um1_cmd);
if (result) { if (result) {
encoded_bit_array_to_bytes(read_um1_cmd.to_receive.one_bit_per_byte, read_um1_cmd.to_receive.bitcount, &tag.data[0]); encoded_bit_array_to_bytes(read_um1_cmd.to_receive.one_bit_per_byte, read_um1_cmd.to_receive.bitcount, &g_tag.data[0]);
} }
bitstream_dump(&read_um1_cmd); bitstream_dump(&read_um1_cmd);
@ -1332,7 +1332,7 @@ static bool em4x70_read_um2(void) {
bool result = send_bitstream_and_read(&read_um2_cmd); bool result = send_bitstream_and_read(&read_um2_cmd);
if (result) { if (result) {
encoded_bit_array_to_bytes(read_um2_cmd.to_receive.one_bit_per_byte, read_um2_cmd.to_receive.bitcount, &tag.data[24]); encoded_bit_array_to_bytes(read_um2_cmd.to_receive.one_bit_per_byte, read_um2_cmd.to_receive.bitcount, &g_tag.data[24]);
} }
@ -1466,7 +1466,7 @@ void em4x70_info(const em4x70_data_t *etd, bool ledcontrol) {
0; 0;
// not returning the data to the client about actual length read? // not returning the data to the client about actual length read?
reply_ng(CMD_LF_EM4X70_INFO, status, tag.data, data_size); reply_ng(CMD_LF_EM4X70_INFO, status, g_tag.data, data_size);
} }
void em4x70_write(const em4x70_data_t *etd, bool ledcontrol) { void em4x70_write(const em4x70_data_t *etd, bool ledcontrol) {
@ -1501,7 +1501,7 @@ void em4x70_write(const em4x70_data_t *etd, bool ledcontrol) {
StopTicks(); StopTicks();
lf_finalize(ledcontrol); lf_finalize(ledcontrol);
reply_ng(CMD_LF_EM4X70_WRITE, status, tag.data, sizeof(tag.data)); reply_ng(CMD_LF_EM4X70_WRITE, status, g_tag.data, sizeof(g_tag.data));
} }
void em4x70_unlock(const em4x70_data_t *etd, bool ledcontrol) { void em4x70_unlock(const em4x70_data_t *etd, bool ledcontrol) {
@ -1534,7 +1534,7 @@ void em4x70_unlock(const em4x70_data_t *etd, bool ledcontrol) {
StopTicks(); StopTicks();
lf_finalize(ledcontrol); lf_finalize(ledcontrol);
reply_ng(CMD_LF_EM4X70_UNLOCK, status, tag.data, sizeof(tag.data)); reply_ng(CMD_LF_EM4X70_UNLOCK, status, g_tag.data, sizeof(g_tag.data));
} }
void em4x70_auth(const em4x70_data_t *etd, bool ledcontrol) { void em4x70_auth(const em4x70_data_t *etd, bool ledcontrol) {
@ -1641,7 +1641,7 @@ void em4x70_write_pin(const em4x70_data_t *etd, bool ledcontrol) {
StopTicks(); StopTicks();
lf_finalize(ledcontrol); lf_finalize(ledcontrol);
reply_ng(CMD_LF_EM4X70_SETPIN, status, tag.data, sizeof(tag.data)); reply_ng(CMD_LF_EM4X70_SETPIN, status, g_tag.data, sizeof(g_tag.data));
} }
void em4x70_write_key(const em4x70_data_t *etd, bool ledcontrol) { void em4x70_write_key(const em4x70_data_t *etd, bool ledcontrol) {
@ -1688,5 +1688,5 @@ void em4x70_write_key(const em4x70_data_t *etd, bool ledcontrol) {
StopTicks(); StopTicks();
lf_finalize(ledcontrol); lf_finalize(ledcontrol);
reply_ng(CMD_LF_EM4X70_SETKEY, status, tag.data, sizeof(tag.data)); reply_ng(CMD_LF_EM4X70_SETKEY, status, g_tag.data, sizeof(g_tag.data));
} }