Merge pull request #2 from PenturaLabs/master

Added Kantech ioProx Support
This commit is contained in:
W8M2Hg9lLmWqXSGC 2014-03-19 08:47:28 +11:00
commit cf608ac8f3
6 changed files with 293 additions and 2 deletions

View file

@ -639,9 +639,15 @@ 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: // 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_IO_DEMOD_FSK:
CmdIOdemodFSK(1, 0, 0, 1); // Demodulate IO tag
break;
case CMD_IO_CLONE_TAG: // Clone IO tag by ID to T55x7
CopyIOtoT55x7(c->arg[0], c->arg[1], c->d.asBytes[0]);
break;
case CMD_EM410X_WRITE_TAG:
WriteEM410x(c->arg[0], c->arg[1], c->arg[2]);
break;

View file

@ -117,6 +117,8 @@ void AcquireRawBitsTI(void);
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 CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol);
void CopyIOtoT55x7(uint32_t hi, uint32_t lo, uint8_t longFMT); // Clone an ioProx card to T5557/T5567
void SimulateTagLowFrequencyBidir(int divisor, int max_bitlen);
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);

View file

@ -807,6 +807,264 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol)
}
}
void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol)
{
uint8_t *dest = (uint8_t *)BigBuf;
int m=0, n=0, i=0, idx=0, lastval=0;
int found=0;
uint32_t code=0, code2=0;
//uint32_t hi2=0, hi=0, lo=0;
FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz
FpgaWriteConfWord(FPGA_MAJOR_MODE_LF_READER);
// Connect the A/D to the peak-detected low-frequency path.
SetAdcMuxFor(GPIO_MUXSEL_LOPKD);
// Give it a bit of time for the resonant antenna to settle.
SpinDelay(50);
// Now set up the SSC to get the ADC samples that are now streaming at us.
FpgaSetupSsc();
for(;;) {
WDT_HIT();
if (ledcontrol)
LED_A_ON();
if(BUTTON_PRESS()) {
DbpString("Stopped");
if (ledcontrol)
LED_A_OFF();
return;
}
i = 0;
m = sizeof(BigBuf);
memset(dest,128,m);
for(;;) {
if(AT91C_BASE_SSC->SSC_SR & (AT91C_SSC_TXRDY)) {
AT91C_BASE_SSC->SSC_THR = 0x43;
if (ledcontrol)
LED_D_ON();
}
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 (ledcontrol)
LED_D_OFF();
if(i >= m) {
break;
}
}
}
// FSK demodulator
// sync to first lo-hi transition
for( idx=1; idx<m; idx++) {
if (dest[idx-1]<dest[idx])
lastval=idx;
break;
}
WDT_HIT();
// count cycles between consecutive lo-hi transitions, there should be either 8 (fc/8)
// or 10 (fc/10) cycles but in practice due to noise etc we may end up with with anywhere
// between 7 to 11 cycles so fuzz it by treat anything <9 as 8 and anything else as 10
for( i=0; idx<m; idx++) {
if (dest[idx-1]<dest[idx]) {
dest[i]=idx-lastval;
if (dest[i] <= 8) {
dest[i]=1;
} else {
dest[i]=0;
}
lastval=idx;
i++;
}
}
m=i;
WDT_HIT();
// we now have a set of cycle counts, loop over previous results and aggregate data into bit patterns
lastval=dest[0];
idx=0;
i=0;
n=0;
for( idx=0; idx<m; idx++) {
if (dest[idx]==lastval) {
n++;
} else {
// a bit time is five fc/10 or six fc/8 cycles so figure out how many bits a pattern width represents,
// an extra fc/8 pattern preceeds every 4 bits (about 200 cycles) just to complicate things but it gets
// swallowed up by rounding
// expected results are 1 or 2 bits, any more and it's an invalid manchester encoding
// special start of frame markers use invalid manchester states (no transitions) by using sequences
// like 111000
if (dest[idx-1]) {
n=(n+1)/7; // fc/8 in sets of 7
} else {
n=(n+1)/6; // fc/10 in sets of 6
}
switch (n) { // stuff appropriate bits in buffer
case 0:
case 1: // one bit
dest[i++]=dest[idx-1]^1;
//Dbprintf("%d",dest[idx-1]);
break;
case 2: // two bits
dest[i++]=dest[idx-1]^1;
dest[i++]=dest[idx-1]^1;
//Dbprintf("%d",dest[idx-1]);
//Dbprintf("%d",dest[idx-1]);
break;
case 3: // 3 bit start of frame markers
for(int j=0; j<3; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 4:
for(int j=0; j<4; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 5:
for(int j=0; j<5; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 6:
for(int j=0; j<6; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 7:
for(int j=0; j<7; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 8:
for(int j=0; j<8; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 9:
for(int j=0; j<9; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 10:
for(int j=0; j<10; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 11:
for(int j=0; j<11; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
case 12:
for(int j=0; j<12; j++){
dest[i++]=dest[idx-1]^1;
// Dbprintf("%d",dest[idx-1]);
}
break;
default: // this shouldn't happen, don't stuff any bits
//Dbprintf("%d",dest[idx-1]);
break;
}
n=0;
lastval=dest[idx];
}
}//end for
/*for(int j=0; j<64;j+=8){
Dbprintf("%d%d%d%d%d%d%d%d",dest[j],dest[j+1],dest[j+2],dest[j+3],dest[j+4],dest[j+5],dest[j+6],dest[j+7]);
}
Dbprintf("\n");*/
m=i;
WDT_HIT();
for( idx=0; idx<m-9; idx++) {
if ( !(dest[idx]) && !(dest[idx+1]) && !(dest[idx+2]) && !(dest[idx+3]) && !(dest[idx+4]) && !(dest[idx+5]) && !(dest[idx+6]) && !(dest[idx+7]) && !(dest[idx+8])&& (dest[idx+9])){
found=1;
//idx+=9;
if (found) {
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx], dest[idx+1], dest[idx+2],dest[idx+3],dest[idx+4],dest[idx+5],dest[idx+6],dest[idx+7]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+8], dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+16],dest[idx+17],dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+24],dest[idx+25],dest[idx+26],dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35],dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44],dest[idx+45],dest[idx+46],dest[idx+47]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53],dest[idx+54],dest[idx+55]);
Dbprintf("%d%d%d%d%d%d%d%d",dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]);
short version='\x00';
char unknown='\x00';
uint16_t number=0;
for(int j=14;j<18;j++){
//Dbprintf("%d",dest[idx+j]);
version <<=1;
if (dest[idx+j]) version |= 1;
}
for(int j=19;j<27;j++){
//Dbprintf("%d",dest[idx+j]);
unknown <<=1;
if (dest[idx+j]) unknown |= 1;
}
for(int j=36;j<45;j++){
//Dbprintf("%d",dest[idx+j]);
number <<=1;
if (dest[idx+j]) number |= 1;
}
for(int j=46;j<53;j++){
//Dbprintf("%d",dest[idx+j]);
number <<=1;
if (dest[idx+j]) number |= 1;
}
for(int j=0; j<32; j++){
code <<=1;
if(dest[idx+j]) code |= 1;
}
for(int j=32; j<64; j++){
code2 <<=1;
if(dest[idx+j]) code2 |= 1;
}
Dbprintf("XSF(%02d)%02x:%d (%08x%08x)",version,unknown,number,code,code2);
if (ledcontrol)
LED_D_OFF();
}
// if we're only looking for one tag
if (findone){
//*high = hi;
//*low = lo;
LED_A_OFF();
return;
}
//hi=0;
//lo=0;
found=0;
}
}
}
WDT_HIT();
}
/*------------------------------
* T5555/T5557/T5567 routines
*------------------------------
@ -1166,6 +1424,26 @@ void CopyHIDtoT55x7(uint32_t hi2, uint32_t hi, uint32_t lo, uint8_t longFMT)
DbpString("DONE!");
}
void CopyIOtoT55x7(uint32_t hi, uint32_t lo, uint8_t longFMT)
{
int data1=0, data2=0; //up to six blocks for long format
data1 = hi; // load preamble
data2 = lo;
LED_D_ON();
// Program the data blocks for supplied ID
// and the block 0 for HID format
T55xxWriteBlock(data1,1,0,0);
T55xxWriteBlock(data2,2,0,0);
//Config Block
T55xxWriteBlock(0x00147040,0,0,0);
LED_D_OFF();
DbpString("DONE!");
}
// Define 9bit header for EM410x tags
#define EM410X_HEADER 0x1FF
#define EM410X_ID_LENGTH 40

View file

@ -75,6 +75,7 @@ CMDSRCS = nonce2key/crapto1.c\
cmdhw.c \
cmdlf.c \
cmdlfhid.c \
cmdlfio.c \
cmdlfem4x.c \
cmdlfhitag.c \
cmdlfti.c \

View file

@ -27,6 +27,7 @@
#include "cmdlfhitag.h"
#include "cmdlft55xx.h"
#include "cmdlfpcf7931.h"
#include "cmdlfio.h"
static int CmdHelp(const char *Cmd);
@ -128,7 +129,7 @@ int CmdFlexdemod(const char *Cmd)
RepaintGraphWindow();
return 0;
}
int CmdIndalaDemod(const char *Cmd)
{
// Usage: recover 64bit UID by default, specify "224" as arg to recover a 224bit UID
@ -532,6 +533,7 @@ static command_t CommandTable[] =
{"em4x", CmdLFEM4X, 1, "{ EM4X RFIDs... }"},
{"flexdemod", CmdFlexdemod, 1, "Demodulate samples for FlexPass"},
{"hid", CmdLFHID, 1, "{ HID RFIDs... }"},
{"io", CmdLFIO, 1, "{ ioProx tags... }"},
{"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"},
{"indalaclone", CmdIndalaClone, 1, "<UID> ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"},
{"read", CmdLFRead, 0, "['h'|<divisor>] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134, alternatively: f=12MHz/(divisor+1))"},

View file

@ -79,6 +79,8 @@ typedef struct {
#define CMD_PCF7931_READ 0x0217
#define CMD_EM4X_READ_WORD 0x0218
#define CMD_EM4X_WRITE_WORD 0x0219
#define CMD_IO_DEMOD_FSK 0x021A
#define CMD_IO_CLONE_TAG 0x021B
/* CMD_SET_ADC_MUX: ext1 is 0 for lopkd, 1 for loraw, 2 for hipkd, 3 for hiraw */
// For the 13.56 MHz tags