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merged all patches into CDC repository

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This commit is contained in:
roel@libnfc.org 2013-02-28 17:04:23 +00:00
parent 50d6e4abc1
commit 54a942b05d
14 changed files with 1182 additions and 85 deletions
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24
armsrc/appmain.c
View file

@ -637,8 +637,8 @@ void UsbPacketReceived(uint8_t *packet, int len)
case CMD_HID_SIM_TAG:
CmdHIDsimTAG(c->arg[0], c->arg[1], 1); // Simulate HID tag by ID
break;
case CMD_HID_CLONE_TAG:
CopyHIDtoT55x7(c->arg[0], c->arg[1]); // Clone HID tag by ID to T55x7
case CMD_HID_CLONE_TAG: // Clone HID tag by ID to T55x7
CopyHIDtoT55x7(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
break;
case CMD_EM410X_WRITE_TAG:
WriteEM410x(c->arg[0], c->arg[1], c->arg[2]);
@ -663,6 +663,26 @@ void UsbPacketReceived(uint8_t *packet, int len)
case CMD_INDALA_CLONE_TAG_L: // Clone Indala 224-bit tag by UID to T55x7
CopyIndala224toT55x7(c->d.asDwords[0], c->d.asDwords[1], c->d.asDwords[2], c->d.asDwords[3], c->d.asDwords[4], c->d.asDwords[5], c->d.asDwords[6]);
break;
case CMD_T55XX_READ_BLOCK:
T55xxReadBlock(c->arg[1], c->arg[2],c->d.asBytes[0]);
break;
case CMD_T55XX_WRITE_BLOCK:
T55xxWriteBlock(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
break;
case CMD_T55XX_READ_TRACE: // Clone HID tag by ID to T55x7
T55xxReadTrace();
break;
case CMD_PCF7931_READ: // Read PCF7931 tag
ReadPCF7931();
cmd_send(CMD_ACK,0,0,0,0,0);
// UsbSendPacket((uint8_t*)&ack, sizeof(ack));
break;
case CMD_EM4X_READ_WORD:
EM4xReadWord(c->arg[1], c->arg[2],c->d.asBytes[0]);
break;
case CMD_EM4X_WRITE_WORD:
EM4xWriteWord(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes[0]);
break;
#endif
#ifdef WITH_HITAG

11
armsrc/apps.h
View file

@ -118,10 +118,19 @@ void SimulateTagLowFrequency(int period, int gap, int ledcontrol);
void CmdHIDsimTAG(int hi, int lo, int ledcontrol);
void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol);
void SimulateTagLowFrequencyBidir(int divisor, int max_bitlen);
void CopyHIDtoT55x7(int hi, int lo); // Clone an HID card to T5557/T5567
void CopyHIDtoT55x7(uint32_t hi2, uint32_t hi, uint32_t lo, uint8_t longFMT); // Clone an HID card to T5557/T5567
void WriteEM410x(uint32_t card, uint32_t id_hi, uint32_t id_lo);
void CopyIndala64toT55x7(int hi, int lo); // Clone Indala 64-bit tag by UID to T55x7
void CopyIndala224toT55x7(int uid1, int uid2, int uid3, int uid4, int uid5, int uid6, int uid7); // Clone Indala 224-bit tag by UID to T55x7
void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMode);
void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode );
void T55xxReadTrace(void);
int DemodPCF7931(uint8_t **outBlocks);
int IsBlock0PCF7931(uint8_t *Block);
int IsBlock1PCF7931(uint8_t *Block);
void ReadPCF7931();
void EM4xReadWord(uint8_t Address, uint32_t Pwd, uint8_t PwdMode);
void EM4xWriteWord(uint32_t Data, uint8_t Address, uint32_t Pwd, uint8_t PwdMode);
/// iso14443.h
void SimulateIso14443Tag(void);

814
armsrc/lfops.c
View file

@ -598,7 +598,7 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
uint8_t *dest = (uint8_t *)BigBuf;
int m=0, n=0, i=0, idx=0, found=0, lastval=0;
uint32_t hi=0, lo=0;
uint32_t hi2=0, hi=0, lo=0;
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
@ -735,9 +735,15 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
found=1;
idx+=6;
if (found && (hi|lo)) {
Dbprintf("TAG ID: %x%08x (%d)",
(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
if (found && (hi2|hi|lo)) {
if (hi2 != 0){
Dbprintf("TAG ID: %x%08x%08x (%d)",
(unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
}
else {
Dbprintf("TAG ID: %x%08x (%d)",
(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
}
/* if we're only looking for one tag */
if (findone)
{
@ -745,6 +751,7 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
*low = lo;
return;
}
hi2=0;
hi=0;
lo=0;
found=0;
@ -752,13 +759,16 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
}
if (found) {
if (dest[idx] && (!dest[idx+1]) ) {
hi2=(hi2<<1)|(hi>>31);
hi=(hi<<1)|(lo>>31);
lo=(lo<<1)|0;
} else if ( (!dest[idx]) && dest[idx+1]) {
hi2=(hi2<<1)|(hi>>31);
hi=(hi<<1)|(lo>>31);
lo=(lo<<1)|1;
} else {
found=0;
hi2=0;
hi=0;
lo=0;
}
@ -769,8 +779,14 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
found=1;
idx+=6;
if (found && (hi|lo)) {
Dbprintf("TAG ID: %x%08x (%d)",
(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
if (hi2 != 0){
Dbprintf("TAG ID: %x%08x%08x (%d)",
(unsigned int) hi2, (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
}
else {
Dbprintf("TAG ID: %x%08x (%d)",
(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF);
}
/* if we're only looking for one tag */
if (findone)
{
@ -778,6 +794,7 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
*low = lo;
return;
}
hi2=0;
hi=0;
lo=0;
found=0;
@ -866,7 +883,7 @@ void T55xxWriteBit(int bit)
}
// Write one card block in page 0, no lock
void T55xxWriteBlock(int Data, int Block)
void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMode)
{
unsigned int i;
@ -884,6 +901,11 @@ void T55xxWriteBlock(int Data, int Block)
// Opcode
T55xxWriteBit(1);
T55xxWriteBit(0); //Page 0
if (PwdMode == 1){
// Pwd
for (i = 0x80000000; i != 0; i >>= 1)
T55xxWriteBit(Pwd & i);
}
// Lock bit
T55xxWriteBit(0);
@ -891,7 +913,7 @@ void T55xxWriteBlock(int Data, int Block)
for (i = 0x80000000; i != 0; i >>= 1)
T55xxWriteBit(Data & i);
// Page
// Block
for (i = 0x04; i != 0; i >>= 1)
T55xxWriteBit(Block & i);
@ -903,55 +925,242 @@ void T55xxWriteBlock(int Data, int Block)
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
}
// Copy HID id to card and setup block 0 config
void CopyHIDtoT55x7(int hi, int lo)
// Read one card block in page 0
void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode)
{
int data1, data2, data3;
// Ensure no more than 44 bits supplied
if (hi>0xFFF) {
DbpString("Tags can only have 44 bits.");
return;
uint8_t *dest = (uint8_t *)BigBuf;
int m=0, i=0;
m = sizeof(BigBuf);
// Clear destination buffer before sending the command
memset(dest, 128, m);
// Connect the A/D to the peak-detected low-frequency path.
SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
// Now set up the SSC to get the ADC samples that are now streaming at us.
FpgaSetupSsc();
LED_D_ON();
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
// Give it a bit of time for the resonant antenna to settle.
// And for the tag to fully power up
SpinDelay(150);
// Now start writting
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
SpinDelayUs(START_GAP);
// Opcode
T55xxWriteBit(1);
T55xxWriteBit(0); //Page 0
if (PwdMode == 1){
// Pwd
for (i = 0x80000000; i != 0; i >>= 1)
T55xxWriteBit(Pwd & i);
}
// Build the 3 data blocks for supplied 44bit ID
data1 = 0x1D000000; // load preamble
for (int i=0;i<12;i++) {
if (hi & (1<<(11-i)))
data1 |= (1<<(((11-i)*2)+1)); // 1 -> 10
else
data1 |= (1<<((11-i)*2)); // 0 -> 01
// Lock bit
T55xxWriteBit(0);
// Block
for (i = 0x04; i != 0; i >>= 1)
T55xxWriteBit(Block & i);
// Turn field on to read the response
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
// Now do the acquisition
i = 0;
for(;;) {
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
AT91C_BASE_SSC->SSC_THR = 0x43;
}
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
// we don't care about actual value, only if it's more or less than a
// threshold essentially we capture zero crossings for later analysis
// if(dest[i] < 127) dest[i] = 0; else dest[i] = 1;
i++;
if (i >= m) break;
}
}
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
LED_D_OFF();
DbpString("DONE!");
}
data2 = 0;
for (int i=0;i<16;i++) {
if (lo & (1<<(31-i)))
data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data2 |= (1<<((15-i)*2)); // 0 -> 01
// Read card traceability data (page 1)
void T55xxReadTrace(void){
uint8_t *dest = (uint8_t *)BigBuf;
int m=0, i=0;
m = sizeof(BigBuf);
// Clear destination buffer before sending the command
memset(dest, 128, m);
// Connect the A/D to the peak-detected low-frequency path.
SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
// Now set up the SSC to get the ADC samples that are now streaming at us.
FpgaSetupSsc();
LED_D_ON();
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
// Give it a bit of time for the resonant antenna to settle.
// And for the tag to fully power up
SpinDelay(150);
// Now start writting
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
SpinDelayUs(START_GAP);
// Opcode
T55xxWriteBit(1);
T55xxWriteBit(1); //Page 1
// Turn field on to read the response
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
// Now do the acquisition
i = 0;
for(;;) {
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
AT91C_BASE_SSC->SSC_THR = 0x43;
}
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
i++;
if (i >= m) break;
}
}
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
LED_D_OFF();
DbpString("DONE!");
}
data3 = 0;
for (int i=0;i<16;i++) {
if (lo & (1<<(15-i)))
data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data3 |= (1<<((15-i)*2)); // 0 -> 01
}
// Program the 3 data blocks for supplied 44bit ID
/*-------------- Cloning routines -----------*/
// Copy HID id to card and setup block 0 config
void CopyHIDtoT55x7(uint32_t hi2, uint32_t hi, uint32_t lo, uint8_t longFMT)
{
int data1=0, data2=0, data3=0, data4=0, data5=0, data6=0; //up to six blocks for long format
int last_block = 0;
if (longFMT){
// Ensure no more than 84 bits supplied
if (hi2>0xFFFFF) {
DbpString("Tags can only have 84 bits.");
return;
}
// Build the 6 data blocks for supplied 84bit ID
last_block = 6;
data1 = 0x1D96A900; // load preamble (1D) & long format identifier (9E manchester encoded)
for (int i=0;i<4;i++) {
if (hi2 & (1<<(19-i)))
data1 |= (1<<(((3-i)*2)+1)); // 1 -> 10
else
data1 |= (1<<((3-i)*2)); // 0 -> 01
}
data2 = 0;
for (int i=0;i<16;i++) {
if (hi2 & (1<<(15-i)))
data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data2 |= (1<<((15-i)*2)); // 0 -> 01
}
data3 = 0;
for (int i=0;i<16;i++) {
if (hi & (1<<(31-i)))
data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data3 |= (1<<((15-i)*2)); // 0 -> 01
}
data4 = 0;
for (int i=0;i<16;i++) {
if (hi & (1<<(15-i)))
data4 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data4 |= (1<<((15-i)*2)); // 0 -> 01
}
data5 = 0;
for (int i=0;i<16;i++) {
if (lo & (1<<(31-i)))
data5 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data5 |= (1<<((15-i)*2)); // 0 -> 01
}
data6 = 0;
for (int i=0;i<16;i++) {
if (lo & (1<<(15-i)))
data6 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data6 |= (1<<((15-i)*2)); // 0 -> 01
}
}
else {
// Ensure no more than 44 bits supplied
if (hi>0xFFF) {
DbpString("Tags can only have 44 bits.");
return;
}
// Build the 3 data blocks for supplied 44bit ID
last_block = 3;
data1 = 0x1D000000; // load preamble
for (int i=0;i<12;i++) {
if (hi & (1<<(11-i)))
data1 |= (1<<(((11-i)*2)+1)); // 1 -> 10
else
data1 |= (1<<((11-i)*2)); // 0 -> 01
}
data2 = 0;
for (int i=0;i<16;i++) {
if (lo & (1<<(31-i)))
data2 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data2 |= (1<<((15-i)*2)); // 0 -> 01
}
data3 = 0;
for (int i=0;i<16;i++) {
if (lo & (1<<(15-i)))
data3 |= (1<<(((15-i)*2)+1)); // 1 -> 10
else
data3 |= (1<<((15-i)*2)); // 0 -> 01
}
}
LED_D_ON();
// Program the data blocks for supplied ID
// and the block 0 for HID format
T55xxWriteBlock(data1,1);
T55xxWriteBlock(data2,2);
T55xxWriteBlock(data3,3);
// Config for HID (RF/50, FSK2a, Maxblock=3)
T55xxWriteBlock(data1,1,0,0);
T55xxWriteBlock(data2,2,0,0);
T55xxWriteBlock(data3,3,0,0);
if (longFMT) { // if long format there are 6 blocks
T55xxWriteBlock(data4,4,0,0);
T55xxWriteBlock(data5,5,0,0);
T55xxWriteBlock(data6,6,0,0);
}
// Config for HID (RF/50, FSK2a, Maxblock=3 for short/6 for long)
T55xxWriteBlock(T55x7_BITRATE_RF_50 |
T55x7_MODULATION_FSK2a |
3 << T55x7_MAXBLOCK_SHIFT,
0);
T55x7_MODULATION_FSK2a |
last_block << T55x7_MAXBLOCK_SHIFT,
0,0,0);
LED_D_OFF();
DbpString("DONE!");
}
@ -1019,8 +1228,8 @@ void WriteEM410x(uint32_t card, uint32_t id_hi, uint32_t id_lo)
LED_D_ON();
// Write EM410x ID
T55xxWriteBlock((uint32_t)(id >> 32), 1);
T55xxWriteBlock((uint32_t)id, 2);
T55xxWriteBlock((uint32_t)(id >> 32), 1, 0, 0);
T55xxWriteBlock((uint32_t)id, 2, 0, 0);
// Config for EM410x (RF/64, Manchester, Maxblock=2)
if (card)
@ -1028,13 +1237,13 @@ void WriteEM410x(uint32_t card, uint32_t id_hi, uint32_t id_lo)
T55xxWriteBlock(T55x7_BITRATE_RF_64 |
T55x7_MODULATION_MANCHESTER |
2 << T55x7_MAXBLOCK_SHIFT,
0);
0, 0, 0);
else
// Writing configuration for T5555(Q5) tag
T55xxWriteBlock(0x1F << T5555_BITRATE_SHIFT |
T5555_MODULATION_MANCHESTER |
2 << T5555_MAXBLOCK_SHIFT,
0);
0, 0, 0);
LED_D_OFF();
Dbprintf("Tag %s written with 0x%08x%08x\n", card ? "T55x7":"T5555",
@ -1047,13 +1256,13 @@ void CopyIndala64toT55x7(int hi, int lo)
//Program the 2 data blocks for supplied 64bit UID
// and the block 0 for Indala64 format
T55xxWriteBlock(hi,1);
T55xxWriteBlock(lo,2);
T55xxWriteBlock(hi,1,0,0);
T55xxWriteBlock(lo,2,0,0);
//Config for Indala (RF/32;PSK1 with RF/2;Maxblock=2)
T55xxWriteBlock(T55x7_BITRATE_RF_32 |
T55x7_MODULATION_PSK1 |
2 << T55x7_MAXBLOCK_SHIFT,
0);
0, 0, 0);
//Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=2;Inverse data)
// T5567WriteBlock(0x603E1042,0);
@ -1066,21 +1275,498 @@ void CopyIndala224toT55x7(int uid1, int uid2, int uid3, int uid4, int uid5, int
//Program the 7 data blocks for supplied 224bit UID
// and the block 0 for Indala224 format
T55xxWriteBlock(uid1,1);
T55xxWriteBlock(uid2,2);
T55xxWriteBlock(uid3,3);
T55xxWriteBlock(uid4,4);
T55xxWriteBlock(uid5,5);
T55xxWriteBlock(uid6,6);
T55xxWriteBlock(uid7,7);
T55xxWriteBlock(uid1,1,0,0);
T55xxWriteBlock(uid2,2,0,0);
T55xxWriteBlock(uid3,3,0,0);
T55xxWriteBlock(uid4,4,0,0);
T55xxWriteBlock(uid5,5,0,0);
T55xxWriteBlock(uid6,6,0,0);
T55xxWriteBlock(uid7,7,0,0);
//Config for Indala (RF/32;PSK1 with RF/2;Maxblock=7)
T55xxWriteBlock(T55x7_BITRATE_RF_32 |
T55x7_MODULATION_PSK1 |
7 << T55x7_MAXBLOCK_SHIFT,
0);
0,0,0);
//Alternative config for Indala (Extended mode;RF/32;PSK1 with RF/2;Maxblock=7;Inverse data)
// T5567WriteBlock(0x603E10E2,0);
DbpString("DONE!");
}
#define abs(x) ( ((x)<0) ? -(x) : (x) )
#define max(x,y) ( x<y ? y:x)
int DemodPCF7931(uint8_t **outBlocks) {
uint8_t BitStream[256];
uint8_t Blocks[8][16];
uint8_t *GraphBuffer = (uint8_t *)BigBuf;
int GraphTraceLen = sizeof(BigBuf);
int i, j, lastval, bitidx, half_switch;
int clock = 64;
int tolerance = clock / 8;
int pmc, block_done;
int lc, warnings = 0;
int num_blocks = 0;
int lmin=128, lmax=128;
uint8_t dir;
AcquireRawAdcSamples125k(0);
lmin = 64;
lmax = 192;
i = 2;
/* Find first local max/min */
if(GraphBuffer[1] > GraphBuffer[0]) {
while(i < GraphTraceLen) {
if( !(GraphBuffer[i] > GraphBuffer[i-1]) && GraphBuffer[i] > lmax)
break;
i++;
}
dir = 0;
}
else {
while(i < GraphTraceLen) {
if( !(GraphBuffer[i] < GraphBuffer[i-1]) && GraphBuffer[i] < lmin)
break;
i++;
}
dir = 1;
}
lastval = i++;
half_switch = 0;
pmc = 0;
block_done = 0;
for (bitidx = 0; i < GraphTraceLen; i++)
{
if ( (GraphBuffer[i-1] > GraphBuffer[i] && dir == 1 && GraphBuffer[i] > lmax) || (GraphBuffer[i-1] < GraphBuffer[i] && dir == 0 && GraphBuffer[i] < lmin))
{
lc = i - lastval;
lastval = i;
// Switch depending on lc length:
// Tolerance is 1/8 of clock rate (arbitrary)
if (abs(lc-clock/4) < tolerance) {
// 16T0
if((i - pmc) == lc) { /* 16T0 was previous one */
/* It's a PMC ! */
i += (128+127+16+32+33+16)-1;
lastval = i;
pmc = 0;
block_done = 1;
}
else {
pmc = i;
}
} else if (abs(lc-clock/2) < tolerance) {
// 32TO
if((i - pmc) == lc) { /* 16T0 was previous one */
/* It's a PMC ! */
i += (128+127+16+32+33)-1;
lastval = i;
pmc = 0;
block_done = 1;
}
else if(half_switch == 1) {
BitStream[bitidx++] = 0;
half_switch = 0;
}
else
half_switch++;
} else if (abs(lc-clock) < tolerance) {
// 64TO
BitStream[bitidx++] = 1;
} else {
// Error
warnings++;
if (warnings > 10)
{
Dbprintf("Error: too many detection errors, aborting.");
return 0;
}
}
if(block_done == 1) {
if(bitidx == 128) {
for(j=0; j<16; j++) {
Blocks[num_blocks][j] = 128*BitStream[j*8+7]+
64*BitStream[j*8+6]+
32*BitStream[j*8+5]+
16*BitStream[j*8+4]+
8*BitStream[j*8+3]+
4*BitStream[j*8+2]+
2*BitStream[j*8+1]+
BitStream[j*8];
}
num_blocks++;
}
bitidx = 0;
block_done = 0;
half_switch = 0;
}
if (GraphBuffer[i-1] > GraphBuffer[i]) dir=0;
else dir = 1;
}
if(bitidx==255)
bitidx=0;
warnings = 0;
if(num_blocks == 4) break;
}
memcpy(outBlocks, Blocks, 16*num_blocks);
return num_blocks;
}
int IsBlock0PCF7931(uint8_t *Block) {
// Assume RFU means 0 :)
if((memcmp(Block, "\x00\x00\x00\x00\x00\x00\x00\x01", 8) == 0) && memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) // PAC enabled
return 1;
if((memcmp(Block+9, "\x00\x00\x00\x00\x00\x00\x00", 7) == 0) && Block[7] == 0) // PAC disabled, can it *really* happen ?
return 1;
return 0;
}
int IsBlock1PCF7931(uint8_t *Block) {
// Assume RFU means 0 :)
if(Block[10] == 0 && Block[11] == 0 && Block[12] == 0 && Block[13] == 0)
if((Block[14] & 0x7f) <= 9 && Block[15] <= 9)
return 1;
return 0;
}
#define ALLOC 16
void ReadPCF7931() {
uint8_t Blocks[8][17];
uint8_t tmpBlocks[4][16];
int i, j, ind, ind2, n;
int num_blocks = 0;
int max_blocks = 8;
int ident = 0;
int error = 0;
int tries = 0;
memset(Blocks, 0, 8*17*sizeof(uint8_t));
do {
memset(tmpBlocks, 0, 4*16*sizeof(uint8_t));
n = DemodPCF7931((uint8_t**)tmpBlocks);
if(!n)
error++;
if(error==10 && num_blocks == 0) {
Dbprintf("Error, no tag or bad tag");
return;
}
else if (tries==20 || error==10) {
Dbprintf("Error reading the tag");
Dbprintf("Here is the partial content");
goto end;
}
for(i=0; i<n; i++)
Dbprintf("(dbg) %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
tmpBlocks[i][0], tmpBlocks[i][1], tmpBlocks[i][2], tmpBlocks[i][3], tmpBlocks[i][4], tmpBlocks[i][5], tmpBlocks[i][6], tmpBlocks[i][7],
tmpBlocks[i][8], tmpBlocks[i][9], tmpBlocks[i][10], tmpBlocks[i][11], tmpBlocks[i][12], tmpBlocks[i][13], tmpBlocks[i][14], tmpBlocks[i][15]);
if(!ident) {
for(i=0; i<n; i++) {
if(IsBlock0PCF7931(tmpBlocks[i])) {
// Found block 0 ?
if(i < n-1 && IsBlock1PCF7931(tmpBlocks[i+1])) {
// Found block 1!
// \o/
ident = 1;
memcpy(Blocks[0], tmpBlocks[i], 16);
Blocks[0][ALLOC] = 1;
memcpy(Blocks[1], tmpBlocks[i+1], 16);
Blocks[1][ALLOC] = 1;
max_blocks = max((Blocks[1][14] & 0x7f), Blocks[1][15]) + 1;
// Debug print
Dbprintf("(dbg) Max blocks: %d", max_blocks);
num_blocks = 2;
// Handle following blocks
for(j=i+2, ind2=2; j!=i; j++, ind2++, num_blocks++) {
if(j==n) j=0;
if(j==i) break;
memcpy(Blocks[ind2], tmpBlocks[j], 16);
Blocks[ind2][ALLOC] = 1;
}
break;
}
}
}
}
else {
for(i=0; i<n; i++) { // Look for identical block in known blocks
if(memcmp(tmpBlocks[i], "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 16)) { // Block is not full of 00
for(j=0; j<max_blocks; j++) {
if(Blocks[j][ALLOC] == 1 && !memcmp(tmpBlocks[i], Blocks[j], 16)) {
// Found an identical block
for(ind=i-1,ind2=j-1; ind >= 0; ind--,ind2--) {
if(ind2 < 0)
ind2 = max_blocks;
if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found
// Dbprintf("Tmp %d -> Block %d", ind, ind2);
memcpy(Blocks[ind2], tmpBlocks[ind], 16);
Blocks[ind2][ALLOC] = 1;
num_blocks++;
if(num_blocks == max_blocks) goto end;
}
}
for(ind=i+1,ind2=j+1; ind < n; ind++,ind2++) {
if(ind2 > max_blocks)
ind2 = 0;
if(!Blocks[ind2][ALLOC]) { // Block ind2 not already found
// Dbprintf("Tmp %d -> Block %d", ind, ind2);
memcpy(Blocks[ind2], tmpBlocks[ind], 16);
Blocks[ind2][ALLOC] = 1;
num_blocks++;
if(num_blocks == max_blocks) goto end;
}
}
}
}
}
}
}
tries++;
if (BUTTON_PRESS()) return;
} while (num_blocks != max_blocks);
end:
Dbprintf("-----------------------------------------");
Dbprintf("Memory content:");
Dbprintf("-----------------------------------------");
for(i=0; i<max_blocks; i++) {
if(Blocks[i][ALLOC]==1)
Dbprintf("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
Blocks[i][0], Blocks[i][1], Blocks[i][2], Blocks[i][3], Blocks[i][4], Blocks[i][5], Blocks[i][6], Blocks[i][7],
Blocks[i][8], Blocks[i][9], Blocks[i][10], Blocks[i][11], Blocks[i][12], Blocks[i][13], Blocks[i][14], Blocks[i][15]);
else
Dbprintf("<missing block %d>", i);
}
Dbprintf("-----------------------------------------");
return ;
}
//-----------------------------------
// EM4469 / EM4305 routines
//-----------------------------------
#define FWD_CMD_LOGIN 0xC //including the even parity, binary mirrored
#define FWD_CMD_WRITE 0xA
#define FWD_CMD_READ 0x9
#define FWD_CMD_DISABLE 0x5
uint8_t forwardLink_data[64]; //array of forwarded bits
uint8_t * forward_ptr; //ptr for forward message preparation
uint8_t fwd_bit_sz; //forwardlink bit counter
uint8_t * fwd_write_ptr; //forwardlink bit pointer
//====================================================================
// prepares command bits
// see EM4469 spec
//====================================================================
//--------------------------------------------------------------------
uint8_t Prepare_Cmd( uint8_t cmd ) {
//--------------------------------------------------------------------
*forward_ptr++ = 0; //start bit
*forward_ptr++ = 0; //second pause for 4050 code
*forward_ptr++ = cmd;
cmd >>= 1;
*forward_ptr++ = cmd;
cmd >>= 1;
*forward_ptr++ = cmd;
cmd >>= 1;
*forward_ptr++ = cmd;
return 6; //return number of emited bits
}
//====================================================================
// prepares address bits
// see EM4469 spec
//====================================================================
//--------------------------------------------------------------------
uint8_t Prepare_Addr( uint8_t addr ) {
//--------------------------------------------------------------------
register uint8_t line_parity;
uint8_t i;
line_parity = 0;
for(i=0;i<6;i++) {
*forward_ptr++ = addr;
line_parity ^= addr;
addr >>= 1;
}
*forward_ptr++ = (line_parity & 1);
return 7; //return number of emited bits
}
//====================================================================
// prepares data bits intreleaved with parity bits
// see EM4469 spec
//====================================================================
//--------------------------------------------------------------------
uint8_t Prepare_Data( uint16_t data_low, uint16_t data_hi) {
//--------------------------------------------------------------------
register uint8_t line_parity;
register uint8_t column_parity;
register uint8_t i, j;
register uint16_t data;
data = data_low;
column_parity = 0;
for(i=0; i<4; i++) {
line_parity = 0;
for(j=0; j<8; j++) {
line_parity ^= data;
column_parity ^= (data & 1) << j;
*forward_ptr++ = data;
data >>= 1;
}
*forward_ptr++ = line_parity;
if(i == 1)
data = data_hi;
}
for(j=0; j<8; j++) {
*forward_ptr++ = column_parity;
column_parity >>= 1;
}
*forward_ptr = 0;
return 45; //return number of emited bits
}
//====================================================================
// Forward Link send function
// Requires: forwarLink_data filled with valid bits (1 bit per byte)
// fwd_bit_count set with number of bits to be sent
//====================================================================
void SendForward(uint8_t fwd_bit_count) {
fwd_write_ptr = forwardLink_data;
fwd_bit_sz = fwd_bit_count;
LED_D_ON();
//Field on
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
// Give it a bit of time for the resonant antenna to settle.
// And for the tag to fully power up
SpinDelay(150);
// force 1st mod pulse (start gap must be longer for 4305)
fwd_bit_sz--; //prepare next bit modulation
fwd_write_ptr++;
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
SpinDelayUs(55*8); //55 cycles off (8us each)for 4305
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);//field on
SpinDelayUs(16*8); //16 cycles on (8us each)
// now start writting
while(fwd_bit_sz-- > 0) { //prepare next bit modulation
if(((*fwd_write_ptr++) & 1) == 1)
SpinDelayUs(32*8); //32 cycles at 125Khz (8us each)
else {
//These timings work for 4469/4269/4305 (with the 55*8 above)
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
SpinDelayUs(23*8); //16-4 cycles off (8us each)
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);//field on
SpinDelayUs(9*8); //16 cycles on (8us each)
}
}
}
void EM4xLogin(uint32_t Password) {
uint8_t fwd_bit_count;
forward_ptr = forwardLink_data;
fwd_bit_count = Prepare_Cmd( FWD_CMD_LOGIN );
fwd_bit_count += Prepare_Data( Password&0xFFFF, Password>>16 );
SendForward(fwd_bit_count);
//Wait for command to complete
SpinDelay(20);
}
void EM4xReadWord(uint8_t Address, uint32_t Pwd, uint8_t PwdMode) {
uint8_t fwd_bit_count;
uint8_t *dest = (uint8_t *)BigBuf;
int m=0, i=0;
//If password mode do login
if (PwdMode == 1) EM4xLogin(Pwd);
forward_ptr = forwardLink_data;
fwd_bit_count = Prepare_Cmd( FWD_CMD_READ );
fwd_bit_count += Prepare_Addr( Address );
m = sizeof(BigBuf);
// Clear destination buffer before sending the command
memset(dest, 128, m);
// Connect the A/D to the peak-detected low-frequency path.
SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
// Now set up the SSC to get the ADC samples that are now streaming at us.
FpgaSetupSsc();
SendForward(fwd_bit_count);
// Now do the acquisition
i = 0;
for(;;) {
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_TXRDY) {
AT91C_BASE_SSC->SSC_THR = 0x43;
}
if (AT91C_BASE_SSC->SSC_SR & AT91C_SSC_RXRDY) {
dest[i] = (uint8_t)AT91C_BASE_SSC->SSC_RHR;
i++;
if (i >= m) break;
}
}
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
LED_D_OFF();
}
void EM4xWriteWord(uint32_t Data, uint8_t Address, uint32_t Pwd, uint8_t PwdMode) {
uint8_t fwd_bit_count;
//If password mode do login
if (PwdMode == 1) EM4xLogin(Pwd);
forward_ptr = forwardLink_data;
fwd_bit_count = Prepare_Cmd( FWD_CMD_WRITE );
fwd_bit_count += Prepare_Addr( Address );
fwd_bit_count += Prepare_Data( Data&0xFFFF, Data>>16 );
SendForward(fwd_bit_count);
//Wait for write to complete
SpinDelay(20);
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); // field off
LED_D_OFF();
}

5
client/Makefile
View file

@ -55,6 +55,7 @@ CMDSRCS = \
data.c \
graph.c \
ui.c \
uart.c \
util.c \
cmddata.c \
cmdhf.c \
@ -73,8 +74,8 @@ CMDSRCS = \
cmdlfti.c \
cmdparser.c \
cmdmain.c \
uart.c
cmdlft55xx.c \
cmdlfpcf7931.c
CMDOBJS = $(CMDSRCS:%.c=$(OBJDIR)/%.o)

4
client/cmdlf.c
View file

@ -25,6 +25,8 @@
#include "cmdlfti.h"
#include "cmdlfem4x.h"
#include "cmdlfhitag.h"
#include "cmdlft55xx.h"
#include "cmdlfpcf7931.h"
static int CmdHelp(const char *Cmd);
@ -539,6 +541,8 @@ static command_t CommandTable[] =
{"ti", CmdLFTI, 1, "{ TI RFIDs... }"},
{"hitag", CmdLFHitag, 1, "{ Hitag tags and transponders... }"},
{"vchdemod", CmdVchDemod, 1, "['clone'] -- Demodulate samples for VeriChip"},
{"t55xx", CmdLFT55XX, 1, "{ T55xx RFIDs... }"},
{"pcf7931", CmdLFPCF7931, 1, "{PCF7931 RFIDs...}"},
{NULL, NULL, 0, NULL}
};

1
client/cmdlf.h
View file

@ -16,6 +16,7 @@ int CmdLF(const char *Cmd);
int CmdLFCommandRead(const char *Cmd);
int CmdFlexdemod(const char *Cmd);
int CmdIndalaDemod(const char *Cmd);
int CmdIndalaClone(const char *Cmd);
int CmdLFRead(const char *Cmd);
int CmdLFSim(const char *Cmd);
int CmdLFSimBidir(const char *Cmd);

110
client/cmdlfem4x.c
View file

@ -424,14 +424,116 @@ int CmdEM410xWrite(const char *Cmd)
return 0;
}
int CmdReadWord(const char *Cmd)
{
int Word = 16; //default to invalid word
UsbCommand c;
sscanf(Cmd, "%d", &Word);
if (Word > 15) {
PrintAndLog("Word must be between 0 and 15");
return 1;
}
PrintAndLog("Reading word %d", Word);
c.cmd = CMD_EM4X_READ_WORD;
c.d.asBytes[0] = 0x0; //Normal mode
c.arg[0] = 0;
c.arg[1] = Word;
c.arg[2] = 0;
SendCommand(&c);
return 0;
}
int CmdReadWordPWD(const char *Cmd)
{
int Word = 16; //default to invalid word
int Password = 0xFFFFFFFF; //default to blank password
UsbCommand c;
sscanf(Cmd, "%d %x", &Word, &Password);
if (Word > 15) {
PrintAndLog("Word must be between 0 and 15");
return 1;
}
PrintAndLog("Reading word %d with password %08X", Word, Password);
c.cmd = CMD_EM4X_READ_WORD;
c.d.asBytes[0] = 0x1; //Password mode
c.arg[0] = 0;
c.arg[1] = Word;
c.arg[2] = Password;
SendCommand(&c);
return 0;
}
int CmdWriteWord(const char *Cmd)
{
int Word = 16; //default to invalid block
int Data = 0xFFFFFFFF; //default to blank data
UsbCommand c;
sscanf(Cmd, "%x %d", &Data, &Word);
if (Word > 15) {
PrintAndLog("Word must be between 0 and 15");
return 1;
}
PrintAndLog("Writting word %d with data %08X", Word, Data);
c.cmd = CMD_EM4X_WRITE_WORD;
c.d.asBytes[0] = 0x0; //Normal mode
c.arg[0] = Data;
c.arg[1] = Word;
c.arg[2] = 0;
SendCommand(&c);
return 0;
}
int CmdWriteWordPWD(const char *Cmd)
{
int Word = 8; //default to invalid word
int Data = 0xFFFFFFFF; //default to blank data
int Password = 0xFFFFFFFF; //default to blank password
UsbCommand c;
sscanf(Cmd, "%x %d %x", &Data, &Word, &Password);
if (Word > 15) {
PrintAndLog("Word must be between 0 and 15");
return 1;
}
PrintAndLog("Writting word %d with data %08X and password %08X", Word, Data, Password);
c.cmd = CMD_EM4X_WRITE_WORD;
c.d.asBytes[0] = 0x1; //Password mode
c.arg[0] = Data;
c.arg[1] = Word;
c.arg[2] = Password;
SendCommand(&c);
return 0;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"em410xread", CmdEM410xRead, 1, "[clock rate] -- Extract ID from EM410x tag"},
{"em410xsim", CmdEM410xSim, 0, "<UID> -- Simulate EM410x tag"},
{"help", CmdHelp, 1, "This help"},
{"em410xread", CmdEM410xRead, 1, "[clock rate] -- Extract ID from EM410x tag"},
{"em410xsim", CmdEM410xSim, 0, "<UID> -- Simulate EM410x tag"},
{"em410xwatch", CmdEM410xWatch, 0, "Watches for EM410x tags"},
{"em410xwrite", CmdEM410xWrite, 1, "<UID> <'0' T5555> <'1' T55x7> -- Write EM410x UID to T5555(Q5) or T55x7 tag"},
{"em4x50read", CmdEM4x50Read, 1, "Extract data from EM4x50 tag"},
{"em4x50read", CmdEM4x50Read, 1, "Extract data from EM4x50 tag"},
{"readword", CmdReadWord, 1, "<Word> -- Read EM4xxx word data"},
{"readwordPWD", CmdReadWordPWD, 1, "<Word> <Password> -- Read EM4xxx word data in password mode"},
{"writeword", CmdWriteWord, 1, "<Data> <Word> -- Write EM4xxx word data"},
{"writewordPWD", CmdWriteWordPWD, 1, "<Data> <Word> <Password> -- Write EM4xxx word data in password mode"},
{NULL, NULL, 0, NULL}
};

4
client/cmdlfem4x.h
View file

@ -18,5 +18,9 @@ int CmdEM410xSim(const char *Cmd);
int CmdEM410xWatch(const char *Cmd);
int CmdEM410xWrite(const char *Cmd);
int CmdEM4x50Read(const char *Cmd);
int CmdReadWord(const char *Cmd);
int CmdReadWordPWD(const char *Cmd);
int CmdWriteWord(const char *Cmd);
int CmdWriteWordPWD(const char *Cmd);
#endif

45
client/cmdlfhid.c
View file

@ -9,6 +9,7 @@
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <string.h>
//#include "proxusb.h"
#include "proxmark3.h"
#include "ui.h"
@ -46,17 +47,39 @@ int CmdHIDDemodFSK(const char *Cmd)
int CmdHIDSim(const char *Cmd)
{
unsigned int hi = 0, lo = 0;
unsigned int hi2 = 0, hi = 0, lo = 0;
int n = 0, i = 0;
UsbCommand c;
while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
hi = (hi << 4) | (lo >> 28);
lo = (lo << 4) | (n & 0xf);
if (strchr(Cmd,'l') != 0) {
while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
hi2 = (hi2 << 4) | (hi >> 28);
hi = (hi << 4) | (lo >> 28);
lo = (lo << 4) | (n & 0xf);
}
PrintAndLog("Cloning tag with long ID %x%08x%08x", hi2, hi, lo);
c.d.asBytes[0] = 1;
}
else {
while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
hi = (hi << 4) | (lo >> 28);
lo = (lo << 4) | (n & 0xf);
}
PrintAndLog("Cloning tag with ID %x%08x", hi, lo);
hi2 = 0;
c.d.asBytes[0] = 0;
}
PrintAndLog("Emulating tag with ID %x%16x", hi, lo);
UsbCommand c = {CMD_HID_SIM_TAG, {hi, lo, 0}};
c.cmd = CMD_HID_CLONE_TAG;
c.arg[0] = hi2;
c.arg[1] = hi;
c.arg[2] = lo;
// UsbCommand c = {CMD_HID_SIM_TAG, {hi, lo, 0}};
SendCommand(&c);
return 0;
}
@ -82,9 +105,9 @@ static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"demod", CmdHIDDemod, 1, "Demodulate HID Prox Card II (not optimal)"},
{"fskdemod", CmdHIDDemodFSK, 0, "Realtime HID FSK demodulator"},
{"sim", CmdHIDSim, 0, "<ID> -- HID tag simulator"},
{"clone", CmdHIDClone, 0, "<ID> -- Clone HID to T55x7 (tag must be in antenna)"},
{"fskdemod", CmdHIDDemodFSK, 1, "Realtime HID FSK demodulator"},
{"sim", CmdHIDSim, 1, "<ID> -- HID tag simulator"},
{"clone", CmdHIDClone, 1, "<ID> ['l'] -- Clone HID to T55x7 (tag must be in antenna)(option 'l' for 84bit ID)"},
{NULL, NULL, 0, NULL}
};

51
client/cmdlfpcf7931.c Normal file
View file

@ -0,0 +1,51 @@
//-----------------------------------------------------------------------------
// Copyright (C) 2012 Chalk <chalk.secu at gmail.com>
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Low frequency PCF7931 commands
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <string.h>
//#include "proxusb.h"
#include "proxmark3.h"
#include "ui.h"
#include "graph.h"
#include "cmdparser.h"
#include "cmddata.h"
#include "cmdmain.h"
#include "cmdlf.h"
#include "cmdlfpcf7931.h"
static int CmdHelp(const char *Cmd);
int CmdLFPCF7931Read(const char *Cmd)
{
UsbCommand c = {CMD_PCF7931_READ};
SendCommand(&c);
UsbCommand resp;
WaitForResponse(CMD_ACK,&resp);
return 0;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"read", CmdLFPCF7931Read, 1, "Read content of a PCF7931 transponder"},
{NULL, NULL, 0, NULL}
};
int CmdLFPCF7931(const char *Cmd)
{
CmdsParse(CommandTable, Cmd);
return 0;
}
int CmdHelp(const char *Cmd)
{
CmdsHelp(CommandTable);
return 0;
}

18
client/cmdlfpcf7931.h Normal file
View file

@ -0,0 +1,18 @@
//-----------------------------------------------------------------------------
// Copyright (C) 2012 Chalk <chalk.secu at gmail.com>
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Low frequency PCF7931 commands
//-----------------------------------------------------------------------------
#ifndef CMDLFPCF7931_H__
#define CMDLFPCF7931_H__
int CmdLFPCF7931(const char *Cmd);
int CmdLFPCF7931Read(const char *Cmd);
#endif

152
client/cmdlft55xx.c Normal file
View file

@ -0,0 +1,152 @@
//-----------------------------------------------------------------------------
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Low frequency T55xx commands
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
//#include "proxusb.h"
#include "proxmark3.h"
#include "ui.h"
#include "graph.h"
#include "cmdparser.h"
#include "cmddata.h"
#include "cmdlf.h"
#include "cmdlft55xx.h"
static int CmdHelp(const char *Cmd);
int CmdReadBlk(const char *Cmd)
{
int Block = 8; //default to invalid block
UsbCommand c;
sscanf(Cmd, "%d", &Block);
if (Block > 7) {
PrintAndLog("Block must be between 0 and 7");
return 1;
}
PrintAndLog("Reading block %d", Block);
c.cmd = CMD_T55XX_READ_BLOCK;
c.d.asBytes[0] = 0x0; //Normal mode
c.arg[0] = 0;
c.arg[1] = Block;
c.arg[2] = 0;
SendCommand(&c);
return 0;
}
int CmdReadBlkPWD(const char *Cmd)
{
int Block = 8; //default to invalid block
int Password = 0xFFFFFFFF; //default to blank Block 7
UsbCommand c;
sscanf(Cmd, "%d %x", &Block, &Password);
if (Block > 7) {
PrintAndLog("Block must be between 0 and 7");
return 1;
}
PrintAndLog("Reading block %d with password %08X", Block, Password);
c.cmd = CMD_T55XX_READ_BLOCK;
c.d.asBytes[0] = 0x1; //Password mode
c.arg[0] = 0;
c.arg[1] = Block;
c.arg[2] = Password;
SendCommand(&c);
return 0;
}
int CmdWriteBlk(const char *Cmd)
{
int Block = 8; //default to invalid block
int Data = 0xFFFFFFFF; //default to blank Block
UsbCommand c;
sscanf(Cmd, "%x %d", &Data, &Block);
if (Block > 7) {
PrintAndLog("Block must be between 0 and 7");
return 1;
}
PrintAndLog("Writting block %d with data %08X", Block, Data);
c.cmd = CMD_T55XX_WRITE_BLOCK;
c.d.asBytes[0] = 0x0; //Normal mode
c.arg[0] = Data;
c.arg[1] = Block;
c.arg[2] = 0;
SendCommand(&c);
return 0;
}
int CmdWriteBlkPWD(const char *Cmd)
{
int Block = 8; //default to invalid block
int Data = 0xFFFFFFFF; //default to blank Block
int Password = 0xFFFFFFFF; //default to blank Block 7
UsbCommand c;
sscanf(Cmd, "%x %d %x", &Data, &Block, &Password);
if (Block > 7) {
PrintAndLog("Block must be between 0 and 7");
return 1;
}
PrintAndLog("Writting block %d with data %08X and password %08X", Block, Data, Password);
c.cmd = CMD_T55XX_WRITE_BLOCK;
c.d.asBytes[0] = 0x1; //Password mode
c.arg[0] = Data;
c.arg[1] = Block;
c.arg[2] = Password;
SendCommand(&c);
return 0;
}
int CmdReadTrace(const char *Cmd)
{
PrintAndLog("Reading traceability data");
UsbCommand c = {CMD_T55XX_READ_TRACE, {0, 0, 0}};
SendCommand(&c);
return 0;
}
static command_t CommandTable[] =
{
{"help", CmdHelp, 1, "This help"},
{"readblock", CmdReadBlk, 1, "<Block> -- Read T55xx block data (page 0)"},
{"readblockPWD", CmdReadBlkPWD, 1, "<Block> <Password> -- Read T55xx block data in password mode(page 0)"},
{"writeblock", CmdWriteBlk, 1, "<Data> <Block> -- Write T55xx block data (page 0)"},
{"writeblockPWD", CmdWriteBlkPWD, 1, "<Data> <Block> <Password> -- Write T55xx block data in password mode(page 0)"},
{"readtrace", CmdReadTrace, 1, "Read T55xx traceability data (page 1)"},
{NULL, NULL, 0, NULL}
};
int CmdLFT55XX(const char *Cmd)
{
CmdsParse(CommandTable, Cmd);
return 0;
}
int CmdHelp(const char *Cmd)
{
CmdsHelp(CommandTable);
return 0;
}

21
client/cmdlft55xx.h Normal file
View file

@ -0,0 +1,21 @@
//-----------------------------------------------------------------------------
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// Low frequency T55xx commands
//-----------------------------------------------------------------------------
#ifndef CMDLFT55XX_H__
#define CMDLFT55XX_H__
int CmdLFT55XX(const char *Cmd);
int CmdReadBlk(const char *Cmd);
int CmdReadBlkPWD(const char *Cmd);
int CmdWriteBlk(const char *Cmd);
int CmdWriteBLkPWD(const char *Cmd);
int CmdReadTrace(const char *Cmd);
#endif

7
include/usb_cmd.h
View file

@ -73,7 +73,12 @@ typedef struct {
#define CMD_INDALA_CLONE_TAG 0x0212
// for 224 bits UID
#define CMD_INDALA_CLONE_TAG_L 0x0213
#define CMD_T55XX_READ_BLOCK 0x0214
#define CMD_T55XX_WRITE_BLOCK 0x0215
#define CMD_T55XX_READ_TRACE 0x0216
#define CMD_PCF7931_READ 0x0217
#define CMD_EM4X_READ_WORD 0x0218
#define CMD_EM4X_WRITE_WORD 0x0219
/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
// For the 13.56 MHz tags