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added login function

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This commit is contained in:
tharexde
2020-09-27 23:22:51 +02:00
parent ab8b5814b0
commit 2e5cf12d7d
7 changed files with 88 additions and 25 deletions
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1
client/src/cmdlfem4x.c
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@@ -1399,6 +1399,7 @@ static command_t CommandTable[] = {
{"4x50_read", CmdEM4x50Read, IfPm3EM4x50, "read word data from EM4x50"},
{"4x50_wipe", CmdEM4x50Wipe, IfPm3EM4x50, "wipe data from EM4x50"},
{"4x50_brute", CmdEM4x50Brute, IfPm3EM4x50, "guess password of EM4x50"},
{"4x50_login", CmdEM4x50Login, IfPm3EM4x50, "login into EM4x50"},
{NULL, NULL, NULL, NULL}
};

78
client/src/cmdlfem4x50.c
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@@ -97,31 +97,6 @@ static int usage_lf_em4x50_wipe(void) {
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static int usage_lf_em4x50_sim(void) {
PrintAndLogEx(NORMAL, "Simulate EM4x50 tag. ");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf em 4x50_sim [h] w <word>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h - this help");
PrintAndLogEx(NORMAL, " w <word> - word (hex)");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_sim w 12345678"));
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static int usage_lf_em4x50_test(void) {
PrintAndLogEx(NORMAL, "Test functionality for EM4x50 tag. ");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf em 4x50_test [h] ...");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h - this help");
PrintAndLogEx(NORMAL, " c <0|1> - carrier on|off (optional)");
PrintAndLogEx(NORMAL, " b <byte> - byte (hex) (optional)");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_test ..."));
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static int usage_lf_em4x50_brute(void) {
PrintAndLogEx(NORMAL, "Guess password of EM4x50 tag. Tag must be on antenna. ");
PrintAndLogEx(NORMAL, "");
@@ -135,6 +110,18 @@ static int usage_lf_em4x50_brute(void) {
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static int usage_lf_em4x50_login(void) {
PrintAndLogEx(NORMAL, "Login into EM4x50 tag. Tag must be on antenna. ");
PrintAndLogEx(NORMAL, "");
PrintAndLogEx(NORMAL, "Usage: lf em 4x50_login [h] p <pwd>");
PrintAndLogEx(NORMAL, "Options:");
PrintAndLogEx(NORMAL, " h - this help");
PrintAndLogEx(NORMAL, " p <pwd> - password (hex, lsb notation)");
PrintAndLogEx(NORMAL, "Examples:");
PrintAndLogEx(NORMAL, _YELLOW_(" lf em 4x50_login p 11200000"));
PrintAndLogEx(NORMAL, "");
return PM3_SUCCESS;
}
static void prepare_result(const uint8_t *byte, int fwr, int lwr, em4x50_word_t *words) {
@@ -841,3 +828,44 @@ int CmdEM4x50Brute(const char *Cmd) {
return PM3_SUCCESS;
}
int CmdEM4x50Login(const char *Cmd) {
bool errors = false, pwd_given = 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_login();
case 'p':
etd.login_password = param_get32ex(Cmd, cmdp + 1, 0, 16);
pwd_given = true;
cmdp += 2;
break;
default:
PrintAndLogEx(WARNING, "\n Unknown parameter '%c'\n", param_getchar(Cmd, cmdp));
errors = true;
break;
}
}
if (errors || !pwd_given)
return usage_lf_em4x50_login();
// start
clearCommandBuffer();
SendCommandNG(CMD_LF_EM4X50_LOGIN, (uint8_t *)&etd, sizeof(etd));
WaitForResponse(CMD_ACK, &resp);
// print response
if ((bool)resp.status)
PrintAndLogEx(NORMAL, "\nlogin " _GREEN_("ok") "\n");
else
PrintAndLogEx(NORMAL, "\nlogin " _RED_("failed") "\n");
return PM3_SUCCESS;
}

1
client/src/cmdlfem4x50.h
View File

@@ -25,5 +25,6 @@ int CmdEM4x50Read(const char *Cmd);
int CmdEM4x50Dump(const char *Cmd);
int CmdEM4x50Wipe(const char *Cmd);
int CmdEM4x50Brute(const char *Cmd);
int CmdEM4x50Login(const char *Cmd);
#endif