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hf emv gpo works

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merlokk 2018-09-12 19:51:20 +03:00
commit cd2f1acd1b
1 changed files with 128 additions and 2 deletions
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130
client/emv/cmdemv.c
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@ -37,7 +37,7 @@ int CmdHFEMVSelect(const char *cmd) {
bool leaveSignalON = arg_get_lit(2);
bool APDULogging = arg_get_lit(3);
bool decodeTLV = arg_get_lit(4);
CLIGetStrBLessWithReturn(5, data, &datalen, 0);
CLIGetStrWithReturn(5, data, &datalen);
CLIParserFree();
SetAPDULogging(APDULogging);
@ -107,7 +107,6 @@ int CmdHFEMVSearch(const char *cmd) {
int CmdHFEMVPPSE(const char *cmd) {
CLIParserInit("hf 14a pse",
"Executes PSE/PPSE select command. It returns list of applet on the card:\n",
"Usage:\n\thf emv pse -s1 -> select, get pse\n\thf emv pse -st2 -> select, get ppse, show result in TLV\n");
@ -157,11 +156,138 @@ int CmdHFEMVPPSE(const char *cmd) {
}
int CmdHFEMVGPO(const char *cmd) {
uint8_t data[APDU_RES_LEN] = {0};
int datalen = 0;
CLIParserInit("hf 14a gpo",
"Executes Get Processing Options command. It returns data in TLV format (0x77 - format2) or plain (0x80 - format1) formats.\nNeeds a bank applet to be selected.\n",
"Usage:\n\thf emv gpo -k -> select, execute GPO\n\thf emv gpo -st 01020304 -> select, execute GPO with 4-byte PDOL data, show result in TLV\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("kK", "keep", "keep field ON for next command"),
arg_lit0("pP", "params", "load parameters for PDOL making from `emv/defparams.json` file (by default uses default parameters) (NOT WORK!!!)"),
arg_lit0("mM", "make", "make PDOLdata from PDOL (tag 9F38) and parameters (NOT WORK!!!)"),
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_lit0("tT", "tlv", "TLV decode results of selected applets"),
arg_str0(NULL, NULL, "<HEX PDOLdata/PDOL>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool leaveSignalON = arg_get_lit(1);
bool paramsLoadFromFile = arg_get_lit(2);
bool dataMakeFromPDOL = arg_get_lit(3);
bool APDULogging = arg_get_lit(4);
bool decodeTLV = arg_get_lit(5);
CLIGetStrWithReturn(6, data, &datalen);
CLIParserFree();
SetAPDULogging(APDULogging);
// Init TLV tree
const char *alr = "Root terminal TLV tree";
struct tlvdb *tlvRoot = tlvdb_fixed(1, strlen(alr), (const unsigned char *)alr);
// calc PDOL
struct tlv *pdol_data_tlv = NULL;
struct tlv data_tlv = {
.tag = 0x83, //was 01
.len = datalen,
.value = (uint8_t *)data,
};
if (dataMakeFromPDOL) {
// TODO
PrintAndLog("Make PDOL data not implemented!");
if (paramsLoadFromFile) {
};
/* pdol_data_tlv = dol_process(tlvdb_get(tlvRoot, 0x9f38, NULL), tlvRoot, 0x83);
if (!pdol_data_tlv){
PrintAndLog("ERROR: can't create PDOL TLV.");
tlvdb_free(tlvRoot);
return 4;
}*/
return 0;
} else {
pdol_data_tlv = &data_tlv;
}
size_t pdol_data_tlv_data_len = 0;
unsigned char *pdol_data_tlv_data = tlv_encode(pdol_data_tlv, &pdol_data_tlv_data_len);
if (!pdol_data_tlv_data) {
PrintAndLog("ERROR: can't create PDOL data.");
tlvdb_free(tlvRoot);
return 4;
}
PrintAndLog("PDOL data[%d]: %s", pdol_data_tlv_data_len, sprint_hex(pdol_data_tlv_data, pdol_data_tlv_data_len));
// exec
uint8_t buf[APDU_RES_LEN] = {0};
size_t len = 0;
uint16_t sw = 0;
int res = EMVGPO(leaveSignalON, pdol_data_tlv_data, pdol_data_tlv_data_len, buf, sizeof(buf), &len, &sw, tlvRoot);
free(pdol_data_tlv_data);
tlvdb_free(tlvRoot);
if (sw)
PrintAndLog("APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
if (res)
return res;
if (decodeTLV)
TLVPrintFromBuffer(buf, len);
return 0;
}
int CmdHFEMVReadRecord(const char *cmd) {
uint8_t data[APDU_RES_LEN] = {0};
int datalen = 0;
CLIParserInit("hf 14a readrec",
"Executes Read Record command. It returns data in TLV format.\nNeeds a bank applet to be selected and sometimes needs GPO to be executed.\n",
"Usage:\n\thf emv readrec -k -> select, get pse\n\thf emv readrec -st2 -> select, get ppse, show result in TLV\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("kK", "keep", "keep field ON for next command"),
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_lit0("tT", "tlv", "TLV decode results of selected applets"),
arg_str0(NULL, NULL, "<SFI 1byte HEX><SFIrec 1byte HEX>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, true);
bool leaveSignalON = arg_get_lit(1);
bool APDULogging = arg_get_lit(2);
bool decodeTLV = arg_get_lit(3);
CLIGetStrWithReturn(4, data, &datalen);
CLIParserFree();
if (datalen != 2) {
PrintAndLog("ERROR: Command needs to have 2 bytes of data");
return 1;
}
SetAPDULogging(APDULogging);
// exec
uint8_t buf[APDU_RES_LEN] = {0};
size_t len = 0;
uint16_t sw = 0;
int res = EMVReadRecord(leaveSignalON, data[0], data[1], buf, sizeof(buf), &len, &sw, NULL);
if (sw)
PrintAndLog("APDU response status: %04x - %s", sw, GetAPDUCodeDescription(sw >> 8, sw & 0xff));
if (res)
return res;
if (decodeTLV)
TLVPrintFromBuffer(buf, len);
return 0;
}