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usage

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This commit is contained in:
Philippe Teuwen 2019-10-13 01:21:59 +02:00
commit 47d6eef7c9
1 changed files with 18 additions and 2 deletions
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20
client/cmdlft55xx.c
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@ -355,6 +355,21 @@ static int usage_t55xx_protect() {
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static int usage_t55xx_dangerraw() {
PrintAndLogEx(NORMAL, "This command allows to emit arbitrary raw commands on T5577 and cut the field after arbitrary duration.");
PrintAndLogEx(NORMAL, _RED_("WARNING:") " this may lock definitively the tag in an unusable state!");
PrintAndLogEx(NORMAL, "Uncontrolled usage can easily write an invalid configuration, activate lock bits,");
PrintAndLogEx(NORMAL, "OTP bit, password protection bit, deactivate test-mode, lock your card forever.");
PrintAndLogEx(NORMAL, "Uncontrolled usage is known to the State of California to cause cancer.");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf t55xx dangerraw [h] [b <bitstream> t <timing>]");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h - This help");
PrintAndLogEx(NORMAL, " b <bitstream> - raw bitstream");
PrintAndLogEx(NORMAL, " t <timing> - time in microseconds before dropping the field");
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static int CmdHelp(const char *Cmd);
@ -1706,6 +1721,8 @@ static int CmdT55xxDangerousRaw(const char *Cmd) {
while (param_getchar(Cmd, cmdp) != 0x00 && !errors) {
switch (tolower(param_getchar(Cmd, cmdp))) {
case 'h':
return usage_t55xx_dangerraw();
case 't':
ng.time = param_get32ex(Cmd, cmdp + 1, 0, 10);
if (ng.time == 0 || ng.time > 200000) {
@ -1745,8 +1762,7 @@ static int CmdT55xxDangerousRaw(const char *Cmd) {
}
}
if (errors || ng.bitlen == 0 || ng.time == 0) {
PrintAndLogEx(ERR, "Error occurred, abort. " _RED_("DANGEROUS COMMAND, DO NOT USE!"));
return PM3_EINVARG;
return usage_t55xx_dangerraw();
}
PacketResponseNG resp;
clearCommandBuffer();