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added new command "4x50_wipe"

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tharexde 2020-07-09 02:00:09 +02:00
commit 1394ffc3a0
1 changed files with 66 additions and 0 deletions
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66
client/src/cmdlfem4x50.c
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@ -85,6 +85,18 @@ static int usage_lf_em4x50_dump(void) {
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_dump f card_nnn p 11223344"));
return PM3_SUCCESS;
}
static int usage_lf_em4x50_wipe(void) {
PrintAndLogEx(NORMAL, "Wipe data from EM4x50 tag. Tag must be on antenna. ");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf em 4x50_wipe [h] [p <pwd>]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h - this help");
PrintAndLogEx(NORMAL, " p <pwd> - password (hex)");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_wwipe p 11223344"));
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static void prepare_result(const uint8_t *byte, int fwr, int lwr, em4x50_word_t *words) {
@ -672,3 +684,57 @@ int CmdEM4x50Dump(const char *Cmd) {
//saveFileJSON...
return PM3_SUCCESS;
}
int CmdEM4x50Wipe(const char *Cmd) {
// fills EM4x50 tag with zeros including password
bool errors = false, bpwd = false;
uint8_t cmdp = 0;
em4x50_data_t etd;
PacketResponseNG resp;
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_lf_em4x50_wipe();
case 'p':
if (param_gethex(Cmd, cmdp + 1, etd.password, 8)) {
PrintAndLogEx(FAILED, "\npassword has to be 8 hex symbols\n");
return PM3_EINVARG;
}
bpwd = true;
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "\nUnknown parameter '%c'\n", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
if (errors || !bpwd)
return usage_lf_em4x50_wipe();
clearCommandBuffer();
SendCommandNG(CMD_LF_EM4X50_WIPE, (uint8_t *)&etd, sizeof(etd));
if (!WaitForResponseTimeout(CMD_ACK, &resp, 2*TIMEOUT)) {
PrintAndLogEx(WARNING, "\ntimeout while waiting for reply.\n");
return PM3_ETIMEOUT;
}
// print response
bool isOK = resp.status;
if (isOK) {
PrintAndLogEx(SUCCESS,"\nwiping data " _GREEN_("ok") "\n");
} else {
PrintAndLogEx(FAILED,"\nwiping data " _RED_("failed") "\n");
return PM3_ESOFT;
}
return PM3_SUCCESS;
}