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emrtd: add --mrz

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This commit is contained in:
Philippe Teuwen 2020-12-19 22:05:10 +01:00
parent 3098f01dd9
commit c828caff33
1 changed files with 55 additions and 3 deletions
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58
client/src/cmdhfemrtd.c
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@ -1640,10 +1640,12 @@ static int cmd_hf_emrtd_dump(const char *Cmd) {
arg_str0("n", "documentnumber", "<alphanum>", "document number, up to 9 chars"),
arg_str0("d", "dateofbirth", "<YYMMDD>", "date of birth in YYMMDD format"),
arg_str0("e", "expiry", "<YYMMDD>", "expiry in YYMMDD format"),
arg_str0("m", "mrz", "<[0-9A-Z<]>", "2nd line of MRZ, 44 chars"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
uint8_t mrz[45] = { 0x00 };
uint8_t docnum[10] = { 0x00 };
uint8_t dob[7] = { 0x00 };
uint8_t expiry[7] = { 0x00 };
@ -1657,7 +1659,7 @@ static int cmd_hf_emrtd_dump(const char *Cmd) {
text_to_upper(docnum, slen);
if (slen != 9) {
// Pad to 9 with <
memset(docnum + slen, 0x3c, 9 - slen);
memset(docnum + slen, '<', 9 - slen);
}
}
@ -1681,6 +1683,30 @@ static int cmd_hf_emrtd_dump(const char *Cmd) {
}
}
if (CLIParamStrToBuf(arg_get_str(ctx, 4), mrz, 44, &slen) == 0 && slen != 0) {
if (slen != 44) {
PrintAndLogEx(ERR, "MRZ length is incorrect, it should be 44, not %i", slen);
error = true;
} else {
BAC = true;
text_to_upper(mrz, slen);
memcpy(docnum, &mrz[0], 9);
memcpy(dob, &mrz[13], 6);
memcpy(expiry, &mrz[21], 6);
// TODO check MRZ checksums?
if (!validate_date(dob, 6)) {
PrintAndLogEx(ERR, "Date of birth date format is incorrect, cannot continue.");
PrintAndLogEx(HINT, "Use the format YYMMDD.");
error = true;
}
if (!validate_date(expiry, 6)) {
PrintAndLogEx(ERR, "Expiry date format is incorrect, cannot continue.");
PrintAndLogEx(HINT, "Use the format YYMMDD.");
error = true;
}
}
}
CLIParserFree(ctx);
if (error) {
return PM3_ESOFT;
@ -1700,11 +1726,13 @@ static int cmd_hf_emrtd_info(const char *Cmd) {
arg_str0("n", "documentnumber", "<alphanum>", "document number, up to 9 chars"),
arg_str0("d", "dateofbirth", "<YYMMDD>", "date of birth in YYMMDD format"),
arg_str0("e", "expiry", "<YYMMDD>", "expiry in YYMMDD format"),
arg_str0("m", "mrz", "<[0-9A-Z<]>", "2nd line of MRZ, 44 chars"),
arg_str0(NULL, "path", "<dirpath>", "display info from offline dump stored in dirpath"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, true);
uint8_t mrz[45] = { 0x00 };
uint8_t docnum[10] = { 0x00 };
uint8_t dob[7] = { 0x00 };
uint8_t expiry[7] = { 0x00 };
@ -1717,7 +1745,7 @@ static int cmd_hf_emrtd_info(const char *Cmd) {
} else {
text_to_upper(docnum, slen);
if (slen != 9) {
memset(docnum + slen, 0x3c, 9 - slen);
memset(docnum + slen, '<', 9 - slen);
}
}
@ -1740,8 +1768,32 @@ static int cmd_hf_emrtd_info(const char *Cmd) {
error = true;
}
}
if (CLIParamStrToBuf(arg_get_str(ctx, 4), mrz, 44, &slen) == 0 && slen != 0) {
if (slen != 44) {
PrintAndLogEx(ERR, "MRZ length is incorrect, it should be 44, not %i", slen);
error = true;
} else {
BAC = true;
text_to_upper(mrz, slen);
memcpy(docnum, &mrz[0], 9);
memcpy(dob, &mrz[13], 6);
memcpy(expiry, &mrz[21], 6);
// TODO check MRZ checksums?
if (!validate_date(dob, 6)) {
PrintAndLogEx(ERR, "Date of birth date format is incorrect, cannot continue.");
PrintAndLogEx(HINT, "Use the format YYMMDD.");
error = true;
}
if (!validate_date(expiry, 6)) {
PrintAndLogEx(ERR, "Expiry date format is incorrect, cannot continue.");
PrintAndLogEx(HINT, "Use the format YYMMDD.");
error = true;
}
}
}
uint8_t path[FILENAME_MAX] = { 0x00 };
bool offline = CLIParamStrToBuf(arg_get_str(ctx, 4), path, sizeof(path), &slen) == 0 && slen > 0;
bool offline = CLIParamStrToBuf(arg_get_str(ctx, 5), path, sizeof(path), &slen) == 0 && slen > 0;
CLIParserFree(ctx);
if (error) {
return PM3_ESOFT;