From: pwpiwi Date: Thu, 18 Dec 2014 18:42:49 +0000 (+0100) Subject: Merge branch 'master' of https://github.com/Proxmark/proxmark3 X-Git-Tag: v2.0.0-rc1~80 X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/commitdiff_plain/db4de4d82f2e4539b2528e604b7d82f79cc92f3a?hp=57642f63fa9440e6e5e19841c5dd98dee9f5eaa5 Merge branch 'master' of https://github.com/Proxmark/proxmark3 --- diff --git a/armsrc/appmain.c b/armsrc/appmain.c index 143b175e..24c0c182 100644 --- a/armsrc/appmain.c +++ b/armsrc/appmain.c @@ -635,7 +635,7 @@ void UsbPacketReceived(uint8_t *packet, int len) cmd_send(CMD_ACK,0,0,0,0,0); break; case CMD_HID_DEMOD_FSK: - CmdHIDdemodFSK(0, 0, 0, 1); // Demodulate HID tag + CmdHIDdemodFSK(c->arg[0], 0, 0, 1); // Demodulate HID tag break; case CMD_HID_SIM_TAG: CmdHIDsimTAG(c->arg[0], c->arg[1], 1); // Simulate HID tag by ID @@ -644,7 +644,7 @@ void UsbPacketReceived(uint8_t *packet, int len) 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 + CmdIOdemodFSK(c->arg[0], 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]); diff --git a/armsrc/lfops.c b/armsrc/lfops.c index 7d497e3c..95a9fcf6 100644 --- a/armsrc/lfops.c +++ b/armsrc/lfops.c @@ -634,11 +634,10 @@ size_t fsk_demod(uint8_t * dest, size_t size) { uint32_t last_transition = 0; uint32_t idx = 1; - // 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 uint8_t threshold_value = 127; - + // sync to first lo-hi transition, and threshold //Need to threshold first sample @@ -670,7 +669,7 @@ size_t fsk_demod(uint8_t * dest, size_t size) } -size_t aggregate_bits(uint8_t *dest,size_t size, uint8_t h2l_crossing_value,uint8_t l2h_crossing_value, uint8_t maxConsequtiveBits ) +size_t aggregate_bits(uint8_t *dest,size_t size, uint8_t h2l_crossing_value,uint8_t l2h_crossing_value, uint8_t maxConsequtiveBits, uint8_t invert ) { uint8_t lastval=dest[0]; uint32_t idx=0; @@ -684,24 +683,27 @@ size_t aggregate_bits(uint8_t *dest,size_t size, uint8_t h2l_crossing_value,uint continue; } //if lastval was 1, we have a 1->0 crossing - if ( dest[idx-1] ) { + if ( dest[idx-1]==1 ) { n=(n+1) / h2l_crossing_value; } else {// 0->1 crossing n=(n+1) / l2h_crossing_value; } if (n == 0) n = 1; - if(n < maxConsequtiveBits) + if(n < maxConsequtiveBits) //Consecutive { - memset(dest+numBits, dest[idx-1] , n); + if(invert==0){ //invert bits + memset(dest+numBits, dest[idx-1] , n); + }else{ + memset(dest+numBits, dest[idx-1]^1 , n); + } + numBits += n; } n=0; lastval=dest[idx]; }//end for - return numBits; - } // loop to capture raw HID waveform then FSK demodulate the TAG ID from it void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol) @@ -726,9 +728,10 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol) size = fsk_demod(dest, size); // we now have a set of cycle counts, loop over previous results and aggregate data into bit patterns - // 1->0 : fc/8 in sets of 6 - // 0->1 : fc/10 in sets of 5 - size = aggregate_bits(dest,size, 6,5,5); + // 1->0 : fc/8 in sets of 6 (RF/50 / 8 = 6.25) + // 0->1 : fc/10 in sets of 5 (RF/50 / 10= 5) + // do not invert + size = aggregate_bits(dest,size, 6,5,5,0); WDT_HIT(); @@ -742,7 +745,6 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol) if ( memcmp(dest+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0) { // frame marker found idx+=sizeof(frame_marker_mask); - while(dest[idx] != dest[idx+1] && idx < size-2) { // Keep going until next frame marker (or error) @@ -755,7 +757,7 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol) else // 0 1 lo=(lo<<1)| 1; - numshifts ++; + numshifts++; idx += 2; } //Dbprintf("Num shifts: %d ", numshifts); @@ -764,18 +766,64 @@ void CmdHIDdemodFSK(int findone, int *high, int *low, int ledcontrol) { if ( memcmp(dest+idx, frame_marker_mask, sizeof(frame_marker_mask)) == 0) { - if (hi2 != 0){ + if (hi2 != 0){ //extra large HID tags 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); + else { //standard HID tags <38 bits + //Dbprintf("TAG ID: %x%08x (%d)",(unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); //old print cmd + uint8_t bitlen = 0; + uint32_t fc = 0; + uint32_t cardnum = 0; + if (((hi>>5)&1)==1){//if bit 38 is set then < 37 bit format is used + uint32_t lo2=0; + lo2=(((hi & 31) << 12) | (lo>>20)); //get bits 21-37 to check for format len bit + uint8_t idx3 = 1; + while(lo2>1){ //find last bit set to 1 (format len bit) + lo2=lo2>>1; + idx3++; + } + bitlen =idx3+19; + fc =0; + cardnum=0; + if(bitlen==26){ + cardnum = (lo>>1)&0xFFFF; + fc = (lo>>17)&0xFF; + } + if(bitlen==37){ + cardnum = (lo>>1)&0x7FFFF; + fc = ((hi&0xF)<<12)|(lo>>20); + } + if(bitlen==34){ + cardnum = (lo>>1)&0xFFFF; + fc= ((hi&1)<<15)|(lo>>17); + } + if(bitlen==35){ + cardnum = (lo>>1)&0xFFFFF; + fc = ((hi&1)<<11)|(lo>>21); + } + } + else { //if bit 38 is not set then 37 bit format is used + bitlen= 37; + fc =0; + cardnum=0; + if(bitlen==37){ + cardnum = (lo>>1)&0x7FFFF; + fc = ((hi&0xF)<<12)|(lo>>20); + } + } + //Dbprintf("TAG ID: %x%08x (%d)", + // (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF); + Dbprintf("TAG ID: %x%08x (%d) - Format Len: %dbit - FC: %d - Card: %d", + (unsigned int) hi, (unsigned int) lo, (unsigned int) (lo>>1) & 0xFFFF, + (unsigned int) bitlen, (unsigned int) fc, (unsigned int) cardnum); + } + if (findone){ + if (ledcontrol) LED_A_OFF(); + return; } } - } - // reset hi2 = hi = lo = 0; numshifts = 0; @@ -802,65 +850,63 @@ uint32_t bytebits_to_byte(uint8_t* src, int numbits) return num; } - void CmdIOdemodFSK(int findone, int *high, int *low, int ledcontrol) { uint8_t *dest = (uint8_t *)BigBuf; - size_t size=0, idx=0; uint32_t code=0, code2=0; // Configure to go in 125Khz listen mode LFSetupFPGAForADC(95, true); - + while(!BUTTON_PRESS()) { - - WDT_HIT(); if (ledcontrol) LED_A_ON(); - DoAcquisition125k_internal(-1,true); size = sizeof(BigBuf); // FSK demodulator size = fsk_demod(dest, size); - // we now have a set of cycle counts, loop over previous results and aggregate data into bit patterns - // 1->0 : fc/8 in sets of 7 - // 0->1 : fc/10 in sets of 6 - size = aggregate_bits(dest, size, 7,6,13); - + // 1->0 : fc/8 in sets of 7 (RF/64 / 8 = 8) + // 0->1 : fc/10 in sets of 6 (RF/64 / 10 = 6.4) + size = aggregate_bits(dest, size, 7,6,13,1); //13 max Consecutive should be ok as most 0s in row should be 10 for init seq - invert bits WDT_HIT(); - + //Index map + //0 10 20 30 40 50 60 + //| | | | | | | + //01234567 8 90123456 7 89012345 6 78901234 5 67890123 4 56789012 3 45678901 23 + //----------------------------------------------------------------------------- + //00000000 0 11110000 1 facility 1 version* 1 code*one 1 code*two 1 ???????? 11 + // + //XSF(version)facility:codeone+codetwo //Handle the data uint8_t mask[] = {0,0,0,0,0,0,0,0,0,1}; - for( idx=0; idx < size - 64; idx++) { - - if ( memcmp(dest + idx, mask, sizeof(mask)) ) continue; - - 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]); - - code = bytebits_to_byte(dest+idx,32); - code2 = bytebits_to_byte(dest+idx+32,32); - - short version = bytebits_to_byte(dest+idx+14,4); - char unknown = bytebits_to_byte(dest+idx+19,8) ; - uint16_t number = bytebits_to_byte(dest+idx+36,9); - - 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){ - LED_A_OFF(); - return; + for( idx=0; idx < (size - 64); idx++) { + if ( memcmp(dest + idx, mask, sizeof(mask))==0) { + //frame marker found + if(findone){ //only print binary if we are doing one + Dbprintf("%d%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],dest[idx+8]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+9], dest[idx+10],dest[idx+11],dest[idx+12],dest[idx+13],dest[idx+14],dest[idx+15],dest[idx+16],dest[idx+17]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+18],dest[idx+19],dest[idx+20],dest[idx+21],dest[idx+22],dest[idx+23],dest[idx+24],dest[idx+25],dest[idx+26]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+27],dest[idx+28],dest[idx+29],dest[idx+30],dest[idx+31],dest[idx+32],dest[idx+33],dest[idx+34],dest[idx+35]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+36],dest[idx+37],dest[idx+38],dest[idx+39],dest[idx+40],dest[idx+41],dest[idx+42],dest[idx+43],dest[idx+44]); + Dbprintf("%d%d%d%d%d%d%d%d %d",dest[idx+45],dest[idx+46],dest[idx+47],dest[idx+48],dest[idx+49],dest[idx+50],dest[idx+51],dest[idx+52],dest[idx+53]); + Dbprintf("%d%d%d%d%d%d%d%d %d%d",dest[idx+54],dest[idx+55],dest[idx+56],dest[idx+57],dest[idx+58],dest[idx+59],dest[idx+60],dest[idx+61],dest[idx+62],dest[idx+63]); + } + code = bytebits_to_byte(dest+idx,32); + code2 = bytebits_to_byte(dest+idx+32,32); + short version = bytebits_to_byte(dest+idx+28,8); //14,4 + char facilitycode = bytebits_to_byte(dest+idx+19,8) ; + uint16_t number = (bytebits_to_byte(dest+idx+37,8)<<8)|(bytebits_to_byte(dest+idx+46,8)); //36,9 + + Dbprintf("XSF(%02d)%02x:%d (%08x%08x)",version,facilitycode,number,code,code2); + // if we're only looking for one tag + if (findone){ + if (ledcontrol) LED_A_OFF(); + //LED_A_OFF(); + return; + } } } WDT_HIT(); @@ -950,7 +996,8 @@ void T55xxWriteBit(int bit) // Write one card block in page 0, no lock void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMode) { - unsigned int i; + //unsigned int i; //enio adjustment 12/10/14 + uint32_t i; FpgaDownloadAndGo(FPGA_BITSTREAM_LF); FpgaSendCommand(FPGA_CMD_SET_DIVISOR, 95); //125Khz @@ -995,8 +1042,8 @@ void T55xxWriteBlock(uint32_t Data, uint32_t Block, uint32_t Pwd, uint8_t PwdMod void T55xxReadBlock(uint32_t Block, uint32_t Pwd, uint8_t PwdMode) { uint8_t *dest = (uint8_t *)BigBuf; - int m=0, i=0; - + //int m=0, i=0; //enio adjustment 12/10/14 + uint32_t m=0, i=0; FpgaDownloadAndGo(FPGA_BITSTREAM_LF); m = sizeof(BigBuf); // Clear destination buffer before sending the command diff --git a/client/cmdhficlass.c b/client/cmdhficlass.c index d3d6e930..c2045952 100644 --- a/client/cmdhficlass.c +++ b/client/cmdhficlass.c @@ -513,17 +513,31 @@ int CmdHFiClassReader_Dump(const char *Cmd) } + UsbCommand resp; + uint8_t key_sel[8] = {0}; + uint8_t key_sel_p[8] = { 0 }; + + //HACK -- Below is for testing without access to a tag + uint8_t fake_dummy_test = false; + if(fake_dummy_test) + { + uint8_t xdata[16] = {0x01,0x02,0x03,0x04,0xF7,0xFF,0x12,0xE0, //CSN from http://www.proxmark.org/forum/viewtopic.php?pid=11230#p11230 + 0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF}; // Just a random CC. Would be good to add a real testcase here + memcpy(resp.d.asBytes,xdata, 16); + resp.arg[0] = 2; + } + + //End hack + UsbCommand c = {CMD_READER_ICLASS, {0}}; c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE; - - SendCommand(&c); + if(!fake_dummy_test) + SendCommand(&c); - UsbCommand resp; - uint8_t key_sel[8] = {0}; - uint8_t key_sel_p[8] = { 0 }; - if (WaitForResponseTimeout(CMD_ACK,&resp,4500)) { + + if (fake_dummy_test || WaitForResponseTimeout(CMD_ACK,&resp,4500)) { uint8_t isOK = resp.arg[0] & 0xff; uint8_t * data = resp.d.asBytes; @@ -547,6 +561,7 @@ int CmdHFiClassReader_Dump(const char *Cmd) printvar("hash1", key_index,8); for(i = 0; i < 8 ; i++) key_sel[i] = keytable[key_index[i]] & 0xFF; + PrintAndLog("Pre-fortified 'permuted' HS key that would be needed by an iclass reader to talk to above CSN:"); printvar("k_sel", key_sel,8); //Permute from iclass format to standard format permutekey_rev(key_sel,key_sel_p); @@ -563,8 +578,11 @@ int CmdHFiClassReader_Dump(const char *Cmd) used_key = KEY; } + + PrintAndLog("Pre-fortified key that would be needed by the OmniKey reader to talk to above CSN:"); printvar("Used key",used_key,8); diversifyKey(CSN,used_key, div_key); + PrintAndLog("Hash0, a.k.a diversified key, that is computed using Ksel and stored in the card (Block 3):"); printvar("Div key", div_key, 8); printvar("CC_NR:",CCNR,12); doMAC(CCNR,12,div_key, MAC); @@ -572,7 +590,7 @@ int CmdHFiClassReader_Dump(const char *Cmd) UsbCommand d = {CMD_READER_ICLASS_REPLAY, {readerType}}; memcpy(d.d.asBytes, MAC, 4); - SendCommand(&d); + if(!fake_dummy_test) SendCommand(&d); }else{ PrintAndLog("Failed to obtain CC! Aborting"); diff --git a/client/cmdlf.c b/client/cmdlf.c index cf920b1e..404708b6 100644 --- a/client/cmdlf.c +++ b/client/cmdlf.c @@ -555,9 +555,9 @@ 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... }"}, + {"io", CmdLFIO, 1, "{ ioProx tags... }"}, {"indalademod", CmdIndalaDemod, 1, "['224'] -- Demodulate samples for Indala 64 bit UID (option '224' for 224 bit)"}, - {"indalaclone", CmdIndalaClone, 1, " ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"}, + {"indalaclone", CmdIndalaClone, 0, " ['l']-- Clone Indala to T55x7 (tag must be in antenna)(UID in HEX)(option 'l' for 224 UID"}, {"read", CmdLFRead, 0, "['h' or ] -- Read 125/134 kHz LF ID-only tag (option 'h' for 134, alternatively: f=12MHz/(divisor+1))"}, {"sim", CmdLFSim, 0, "[GAP] -- Simulate LF tag from buffer with optional GAP (in microseconds)"}, {"simbidir", CmdLFSimBidir, 0, "Simulate LF tag (with bidirectional data transmission between reader and tag)"}, diff --git a/client/cmdlfhid.c b/client/cmdlfhid.c index dd413d2e..5d841ae1 100644 --- a/client/cmdlfhid.c +++ b/client/cmdlfhid.c @@ -40,7 +40,10 @@ int CmdHIDDemod(const char *Cmd) int CmdHIDDemodFSK(const char *Cmd) { + int findone=0; UsbCommand c={CMD_HID_DEMOD_FSK}; + if(Cmd[0]=='1') findone=1; + c.arg[0]=findone; SendCommand(&c); return 0; } @@ -104,9 +107,9 @@ static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, {"demod", CmdHIDDemod, 1, "Demodulate HID Prox Card II (not optimal)"}, - {"fskdemod", CmdHIDDemodFSK, 1, "Realtime HID FSK demodulator"}, - {"sim", CmdHIDSim, 1, " -- HID tag simulator"}, - {"clone", CmdHIDClone, 1, " ['l'] -- Clone HID to T55x7 (tag must be in antenna)(option 'l' for 84bit ID)"}, + {"fskdemod", CmdHIDDemodFSK, 0, "['1'] Realtime HID FSK demodulator (option '1' for one tag only)"}, + {"sim", CmdHIDSim, 0, " -- HID tag simulator"}, + {"clone", CmdHIDClone, 0, " ['l'] -- Clone HID to T55x7 (tag must be in antenna)(option 'l' for 84bit ID)"}, {NULL, NULL, 0, NULL} }; diff --git a/client/cmdlfio.c b/client/cmdlfio.c index a3d79b2b..7482ad97 100644 --- a/client/cmdlfio.c +++ b/client/cmdlfio.c @@ -17,7 +17,10 @@ static int CmdHelp(const char *Cmd); int CmdIODemodFSK(const char *Cmd) { + int findone=0; + if(Cmd[0]=='1') findone=1; UsbCommand c={CMD_IO_DEMOD_FSK}; + c.arg[0]=findone; SendCommand(&c); return 0; } @@ -71,8 +74,8 @@ static command_t CommandTable[] = { {"help", CmdHelp, 1, "This help"}, {"demod", CmdIOProxDemod, 1, "Demodulate Stream"}, - {"fskdemod", CmdIODemodFSK, 1, "Demodulate ioProx Tag"}, - {"clone", CmdIOClone, 1, "Clone ioProx Tag"}, + {"fskdemod", CmdIODemodFSK, 0, "['1'] Realtime IO FSK demodulator (option '1' for one tag only)"}, + {"clone", CmdIOClone, 0, "Clone ioProx Tag"}, {NULL, NULL, 0, NULL} }; diff --git a/client/loclass/elite_crack.c b/client/loclass/elite_crack.c index 1a464b6c..7dc60396 100644 --- a/client/loclass/elite_crack.c +++ b/client/loclass/elite_crack.c @@ -113,9 +113,9 @@ void hash1(uint8_t csn[] , uint8_t k[]) k[0] = csn[0]^csn[1]^csn[2]^csn[3]^csn[4]^csn[5]^csn[6]^csn[7]; k[1] = csn[0]+csn[1]+csn[2]+csn[3]+csn[4]+csn[5]+csn[6]+csn[7]; k[2] = rr(swap( csn[2]+k[1] )); - k[3] = rr(swap( csn[3]+k[0] )); - k[4] = ~rr(swap( csn[4]+k[2] ))+1; - k[5] = ~rr(swap( csn[5]+k[3] ))+1; + k[3] = rl(swap( csn[3]+k[0] )); + k[4] = ~rr( csn[4]+k[2] )+1; + k[5] = ~rl( csn[5]+k[3] )+1; k[6] = rr( csn[6]+(k[4]^0x3c) ); k[7] = rl( csn[7]+(k[5]^0xc3) ); int i;