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emrtd: Basic EF_DG11 support on hf emrtd info

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This commit is contained in:
Ave Ozkal 2020-12-18 21:12:57 +03:00
parent dd1c0dc045
commit 36cf0be239
1 changed files with 87 additions and 20 deletions
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107
client/src/cmdhfemrtd.c
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@ -1118,7 +1118,7 @@ static void emrtd_print_document_number(char *mrz, int offset) {
}
}
static void emrtd_print_name(char *mrz, int offset, int max_length) {
static void emrtd_print_name(char *mrz, int offset, int max_length, bool localized) {
char final_name[100] = { 0x00 };
int i = emrtd_mrz_determine_length(mrz, offset, max_length);
int sep = emrtd_mrz_determine_separator(mrz, offset, i);
@ -1128,20 +1128,30 @@ static void emrtd_print_name(char *mrz, int offset, int max_length) {
final_name[namelen] = ' ';
memcpy(final_name + namelen + 1, mrz + offset, sep);
PrintAndLogEx(SUCCESS, "Legal Name............: " _YELLOW_("%s"), final_name);
if (localized) {
PrintAndLogEx(SUCCESS, "Legal Name (Localized): " _YELLOW_("%s"), final_name);
} else {
PrintAndLogEx(SUCCESS, "Legal Name............: " _YELLOW_("%s"), final_name);
}
}
static void emrtd_mrz_convert_date(char *mrz, int offset, char *final_date, bool is_expiry) {
char temp_year[3] = { 0x00 };
memcpy(temp_year, mrz + offset, 2);
// If it's > 20, assume 19xx.
if (strtol(temp_year, NULL, 10) < 20 || is_expiry) {
final_date[0] = '2';
final_date[1] = '0';
static void emrtd_mrz_convert_date(char *mrz, int offset, char *final_date, bool is_expiry, bool is_full) {
if (is_full) {
// If we get the full date, use the first two characters from that for year
memcpy(final_date, mrz, 2);
// and do + 2 on offset so that rest of code uses the right data
offset += 2;
} else {
final_date[0] = '1';
final_date[1] = '9';
char temp_year[3] = { 0x00 };
memcpy(temp_year, mrz + offset, 2);
// If it's > 20, assume 19xx.
if (strtol(temp_year, NULL, 10) < 20 || is_expiry) {
final_date[0] = '2';
final_date[1] = '0';
} else {
final_date[0] = '1';
final_date[1] = '9';
}
}
memcpy(final_date + 2, mrz + offset, 2);
@ -1151,20 +1161,20 @@ static void emrtd_mrz_convert_date(char *mrz, int offset, char *final_date, bool
memcpy(final_date + 8, mrz + offset + 4, 2);
}
static void emrtd_print_dob(char *mrz, int offset) {
static void emrtd_print_dob(char *mrz, int offset, bool full) {
char final_date[12] = { 0x00 };
emrtd_mrz_convert_date(mrz, offset, final_date, false);
emrtd_mrz_convert_date(mrz, offset, final_date, false, full);
PrintAndLogEx(SUCCESS, "Date of birth.........: " _YELLOW_("%s"), final_date);
if (!emrtd_mrz_verify_check_digit(mrz, offset, 6)) {
if (!full && !emrtd_mrz_verify_check_digit(mrz, offset, 6)) {
PrintAndLogEx(SUCCESS, _RED_("Date of Birth check digit is invalid."));
}
}
static void emrtd_print_expiry(char *mrz, int offset) {
char final_date[12] = { 0x00 };
emrtd_mrz_convert_date(mrz, offset, final_date, true);
emrtd_mrz_convert_date(mrz, offset, final_date, true, false);
PrintAndLogEx(SUCCESS, "Date of expiry........: " _YELLOW_("%s"), final_date);
@ -1173,6 +1183,57 @@ static void emrtd_print_expiry(char *mrz, int offset) {
}
}
static bool emrtd_print_ef_dg11_info(bool *BAC, uint8_t *ssc, uint8_t *ks_enc, uint8_t *ks_mac, bool *use_14b) {
uint8_t response[EMRTD_MAX_FILE_SIZE] = { 0x00 };
int resplen = 0;
uint8_t taglist[100] = { 0x00 };
int taglistlen = 0;
uint8_t tagdata[1000] = { 0x00 };
int tagdatalen = 0;
PrintAndLogEx(INFO, "=====EF_DG11=====");
if (!emrtd_select_and_read(response, &resplen, EMRTD_EF_DG11, ks_enc, ks_mac, ssc, *BAC, *use_14b)) {
PrintAndLogEx(ERR, "Failed to read EF_DG11.");
return false;
}
if (!emrtd_lds_get_data_by_tag(response, &resplen, taglist, &taglistlen, 0x5c, 0x00, false)) {
PrintAndLogEx(ERR, "Failed to read file list from EF_DG11.");
return false;
}
for (int i = 0; i < taglistlen; i++) {
emrtd_lds_get_data_by_tag(response, &resplen, tagdata, &tagdatalen, taglist[i], taglist[i + 1], taglist[i] == 0x5f);
// Special behavior for two char tags
if (taglist[i] == 0x5f) {
switch (taglist[i + 1]) {
case 0x0e:
emrtd_print_name((char *) tagdata, 0, tagdatalen, true);
break;
case 0x10:
PrintAndLogEx(SUCCESS, "Personal Number.......: " _YELLOW_("%.*s"), tagdatalen, tagdata);
break;
case 0x11:
PrintAndLogEx(SUCCESS, "Place of Birth........: " _YELLOW_("%.*s"), tagdatalen, tagdata);
break;
case 0x2b:
emrtd_print_dob((char *) tagdata, 0, true);
break;
default:
PrintAndLogEx(SUCCESS, "Unknown Field %02X%02X....: %s", taglist[i], taglist[i + 1], sprint_hex_inrow(tagdata, tagdatalen));
break;
}
i += 1;
} else {
PrintAndLogEx(INFO, "Reading %02X: %s", taglist[i], sprint_hex_inrow(tagdata, tagdatalen));
}
}
return true;
}
int infoHF_EMRTD(char *documentnumber, char *dob, char *expiry, bool BAC_available) {
uint8_t response[EMRTD_MAX_FILE_SIZE] = { 0x00 };
int resplen = 0;
@ -1208,6 +1269,8 @@ int infoHF_EMRTD(char *documentnumber, char *dob, char *expiry, bool BAC_availab
return PM3_ESOFT;
}
PrintAndLogEx(INFO, "=====EF_DG1=====");
// MRZ on TD1 is 90 characters, 30 on each row.
// MRZ on TD3 is 88 characters, 44 on each row.
char mrz[90] = { 0x00 };
@ -1251,9 +1314,9 @@ int infoHF_EMRTD(char *documentnumber, char *dob, char *expiry, bool BAC_availab
if (td_variant == 3) {
// Passport form factor
PrintAndLogEx(SUCCESS, "Nationality...........: " _YELLOW_("%.3s"), mrz + 44 + 10);
emrtd_print_name(mrz, 5, 38);
emrtd_print_name(mrz, 5, 38, false);
emrtd_print_document_number(mrz, 44);
emrtd_print_dob(mrz, 44 + 13);
emrtd_print_dob(mrz, 44 + 13, false);
emrtd_print_legal_sex(&mrz[44 + 20]);
emrtd_print_expiry(mrz, 44 + 21);
emrtd_print_optional_elements(mrz, 44 + 28, 14, true);
@ -1270,9 +1333,9 @@ int infoHF_EMRTD(char *documentnumber, char *dob, char *expiry, bool BAC_availab
} else if (td_variant == 1) {
// ID form factor
PrintAndLogEx(SUCCESS, "Nationality...........: " _YELLOW_("%.3s"), mrz + 30 + 15);
emrtd_print_name(mrz, 60, 30);
emrtd_print_name(mrz, 60, 30, false);
emrtd_print_document_number(mrz, 5);
emrtd_print_dob(mrz, 30);
emrtd_print_dob(mrz, 30, false);
emrtd_print_legal_sex(&mrz[30 + 7]);
emrtd_print_expiry(mrz, 30 + 8);
emrtd_print_optional_elements(mrz, 15, 15, false);
@ -1284,6 +1347,10 @@ int infoHF_EMRTD(char *documentnumber, char *dob, char *expiry, bool BAC_availab
}
}
// Print EF_DG11 info
// TODO: verify existence from file list, also print file list in info.
emrtd_print_ef_dg11_info(&BAC, ssc, ks_enc, ks_mac, &use_14b);
DropField();
return PM3_SUCCESS;
}