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add 'lf securakey clone' - take raw hew and clone to t55x7

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This commit is contained in:
iceman1001 2019-09-26 20:31:54 +02:00
parent cfe8810407
commit 2dd77330b1
1 changed files with 59 additions and 4 deletions
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63
client/cmdlfsecurakey.c
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@ -9,18 +9,35 @@
//-----------------------------------------------------------------------------
#include "cmdlfsecurakey.h"
#include <string.h>
#include <string.h> // memcpy
#include <ctype.h> // tolower
#include "cmdparser.h" // command_t
#include "commonutil.h" // ARRAYLEN
#include "cmdparser.h" // command_t
#include "comms.h"
#include "ui.h"
#include "cmddata.h"
#include "cmdlf.h"
#include "lfdemod.h" // preamble test
#include "parity.h" // for wiegand parity test
#include "protocols.h" // t55xx defines
#include "cmdlft55xx.h" // clone..
static int CmdHelp(const char *Cmd);
static int usage_lf_securakey_clone(void) {
PrintAndLogEx(NORMAL, "clone a Securakey tag to a T55x7 tag.");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf securakey clone [h] [b <raw hex>]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h : this help");
PrintAndLogEx(NORMAL, " b <raw hex> : raw hex data. 12 bytes max");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, " lf securakey clone 7FCB400001ADEA5344300000");
return PM3_SUCCESS;
}
//see ASKDemod for what args are accepted
static int CmdSecurakeyDemod(const char *Cmd) {
(void)Cmd; // Cmd is not used so far
@ -100,6 +117,7 @@ static int CmdSecurakeyDemod(const char *Cmd) {
PrintAndLogEx(SUCCESS, "Securakey Tag Found--BitLen: %u, Card ID: %u, FC: 0x%X, Raw: %08X%08X%08X", bitLen, cardid, fc, raw1, raw2, raw3);
if (bitLen <= 32)
PrintAndLogEx(SUCCESS, "Wiegand: %08X, Parity: %s", (lWiegand << (bitLen / 2)) | rWiegand, parity ? "Passed" : "Failed");
PrintAndLogEx(INFO, "\nHow the FC translates to printed FC is unknown");
PrintAndLogEx(INFO, "How the checksum is calculated is unknown");
PrintAndLogEx(INFO, "Help the community identify this format further\n by sharing your tag on the pm3 forum or with forum members");
@ -112,8 +130,45 @@ static int CmdSecurakeyRead(const char *Cmd) {
}
static int CmdSecurakeyClone(const char *Cmd) {
PrintAndLogEx(INFO, " To be implemented, feel free to contribute!");
return PM3_SUCCESS;
uint32_t blocks[4];
bool errors = false;
uint8_t cmdp = 0;
int datalen = 0;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lf_securakey_clone();
case 'b': {
// skip first block, 3*4 =12 bytes left
uint8_t rawhex[12] = {0};
int res = param_gethex_to_eol(Cmd, cmdp + 1, rawhex, sizeof(rawhex), &datalen);
if ( res != 0 )
errors = true;
for(uint8_t i = 1; i < ARRAYLEN(blocks); i++) {
blocks[i] = bytes_to_num(rawhex + ( (i - 1) * 4 ), sizeof(uint32_t));
}
cmdp += 2;
break;
}
default:
PrintAndLogEx(WARNING, "Unknown parameter '%c'", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
if (errors || cmdp == 0) return usage_lf_securakey_clone();
//Securakey - compat mode, ASK/Man, data rate 40, 3 data blocks
blocks[0] = T55x7_MODULATION_MANCHESTER | T55x7_BITRATE_RF_40 | 3 << T55x7_MAXBLOCK_SHIFT;
PrintAndLogEx(INFO, "Preparing to clone Securakey to T55x7 with raw hex");
print_blocks(blocks, ARRAYLEN(blocks));
return clone_t55xx_tag(blocks, ARRAYLEN(blocks));
}
static int CmdSecurakeySim(const char *Cmd) {