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add terminal decision to genac and small fixes

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This commit is contained in:
merlokk 2018-09-13 19:53:14 +03:00
parent 48c32f0436
commit 02ab5afa87
2 changed files with 40 additions and 20 deletions
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2
client/cliparser/cliparser.h
View file

@ -19,7 +19,7 @@
#define arg_get_lit(n)(((struct arg_lit*)argtable[n])->count)
#define arg_get_int(n)(((struct arg_int*)argtable[n])->ival[0])
#define arg_get_str(n)((struct arg_str*)argtable[n])
#define arg_get_str_len(n)(strlen(((struct arg_int*)argtable[n])->ival[0]))
#define arg_get_str_len(n)(strlen(((struct arg_str*)argtable[n])->sval[0]))
#define CLIExecWithReturn(cmd, atbl, ifempty) if (CLIParserParseString(cmd, atbl, arg_getsize(atbl), ifempty)){CLIParserFree();return 0;}
#define CLIGetStrBLessWithReturn(paramnum, data, datalen, delta) if (CLIParamHexToBuf(arg_get_str(paramnum), data, sizeof(data) - (delta), datalen)) {CLIParserFree();return 1;}

58
client/emv/cmdemv.c
View file

@ -18,7 +18,7 @@ int CmdHFEMVSelect(const char *cmd) {
int datalen = 0;
CLIParserInit("hf 14a select",
CLIParserInit("hf emv select",
"Executes select applet command",
"Usage:\n\thf emv select -s a00000000101 -> select card, select applet\n\thf emv select -st a00000000101 -> select card, select applet, show result in TLV\n");
@ -62,7 +62,7 @@ int CmdHFEMVSelect(const char *cmd) {
int CmdHFEMVSearch(const char *cmd) {
CLIParserInit("hf 14a select",
CLIParserInit("hf emv search",
"Tries to select all applets from applet list:\n",
"Usage:\n\thf emv search -s -> select card and search\n\thf emv search -st -> select card, search and show result in TLV\n");
@ -107,7 +107,7 @@ int CmdHFEMVSearch(const char *cmd) {
int CmdHFEMVPPSE(const char *cmd) {
CLIParserInit("hf 14a pse",
CLIParserInit("hf emv 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");
@ -161,7 +161,7 @@ int CmdHFEMVGPO(const char *cmd) {
uint8_t data[APDU_RES_LEN] = {0};
int datalen = 0;
CLIParserInit("hf 14a gpo",
CLIParserInit("hf emv gpo",
"Executes Get Processing Options command. It returns data in TLV format (0x77 - format2) or plain format (0x80 - format1).\nNeeds a EMV applet to be selected.",
"Usage:\n\thf emv gpo -k -> execute GPO\n\thf emv gpo -st 01020304 -> execute GPO with 4-byte PDOL data, show result in TLV\n");
// here need to add load params from file and gen pdol
@ -268,7 +268,7 @@ int CmdHFEMVReadRecord(const char *cmd) {
uint8_t data[APDU_RES_LEN] = {0};
int datalen = 0;
CLIParserInit("hf 14a readrec",
CLIParserInit("hf emv 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.",
"Usage:\n\thf emv readrec -k 0101 -> read file SFI=01, SFIrec=01\n\thf emv readrec -kt 0201-> read file 0201 and show result in TLV\n");
@ -318,27 +318,47 @@ int CmdHFEMVAC(const char *cmd) {
uint8_t data[APDU_RES_LEN] = {0};
int datalen = 0;
CLIParserInit("hf 14a genac",
CLIParserInit("hf emv genac",
"Generate Application Cryptogram command. It returns data in TLV format .\nNeeds a EMV applet to be selected and GPO to be executed.",
"Usage:\n\thf emv genac -k 0102 -> execute GPO with 2-byte CDOLdata and keep field ON after command\n"
"\thf emv genac -t 01020304 -> execute GPO with 4-byte CDOL data, show result in TLV\n");
"Usage:\n\thf emv genac -k 0102 -> generate AC with 2-byte CDOLdata and keep field ON after command\n"
"\thf emv genac -t 01020304 -> generate AC with 4-byte CDOL data, show result in TLV\n"
"\thf emv genac -Daac 01020304 -> generate AC with 4-byte CDOL data and terminal decision 'declined'\n");
void* argtable[] = {
arg_param_begin,
arg_lit0("kK", "keep", "keep field ON for next command"),
arg_lit0("cC", "cda", "executes CDA transaction. Needs to get SDAD in results."),
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_lit0("tT", "tlv", "TLV decode results of selected applets"),
arg_str1(NULL, NULL, "<HEX CDOLdata>", NULL),
arg_lit0("kK", "keep", "keep field ON for next command"),
arg_lit0("cC", "cda", "executes CDA transaction. Needs to get SDAD in results."),
arg_str0("dD", "decision", "<aac|tc|arqc>", "Terminal decision. aac - declined, tc - approved, arqc - online authorisation requested"),
arg_lit0("aA", "apdu", "show APDU reqests and responses"),
arg_lit0("tT", "tlv", "TLV decode results of selected applets"),
arg_str1(NULL, NULL, "<HEX CDOLdata>", NULL),
arg_param_end
};
CLIExecWithReturn(cmd, argtable, false);
bool leaveSignalON = arg_get_lit(1);
bool trTypeCDA = arg_get_lit(2);
bool APDULogging = arg_get_lit(3);
bool decodeTLV = arg_get_lit(4);
CLIGetStrWithReturn(5, data, &datalen);
uint8_t termDecision = 0xff;
if (arg_get_str_len(3)) {
if (!strncmp(arg_get_str(3)->sval[0], "aac", 4))
termDecision = EMVAC_AAC;
if (!strncmp(arg_get_str(3)->sval[0], "tc", 4))
termDecision = EMVAC_TC;
if (!strncmp(arg_get_str(3)->sval[0], "arqc", 4))
termDecision = EMVAC_ARQC;
if (termDecision == 0xff) {
PrintAndLog("ERROR: can't find terminal decision '%s'", arg_get_str(3)->sval[0]);
return 1;
}
} else {
termDecision = EMVAC_TC;
}
if (trTypeCDA)
termDecision = termDecision | EMVAC_CDAREQ;
bool APDULogging = arg_get_lit(4);
bool decodeTLV = arg_get_lit(5);
CLIGetStrWithReturn(6, data, &datalen);
CLIParserFree();
SetAPDULogging(APDULogging);
@ -362,7 +382,7 @@ int CmdHFEMVAC(const char *cmd) {
uint8_t buf[APDU_RES_LEN] = {0};
size_t len = 0;
uint16_t sw = 0;
int res = EMVAC(leaveSignalON, (trTypeCDA) ? EMVAC_TC + EMVAC_CDAREQ : EMVAC_TC, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
int res = EMVAC(leaveSignalON, termDecision, (uint8_t *)cdol_data_tlv->value, cdol_data_tlv->len, buf, sizeof(buf), &len, &sw, tlvRoot);
// free(cdol_data_tlv);
tlvdb_free(tlvRoot);
@ -381,7 +401,7 @@ int CmdHFEMVAC(const char *cmd) {
int CmdHFEMVGenerateChallenge(const char *cmd) {
CLIParserInit("hf 14a challenge",
CLIParserInit("hf emv challenge",
"Executes Generate Challenge command. It returns 4 or 8-byte random number from card:\n",
"Usage:\n\thf emv challenge -> get challenge\n\thf emv challenge -k -> get challenge, keep fileld ON\n");
@ -423,7 +443,7 @@ int CmdHFEMVInternalAuthenticate(const char *cmd) {
uint8_t data[APDU_RES_LEN] = {0};
int datalen = 0;
CLIParserInit("hf 14a intauth",
CLIParserInit("hf emv intauth",
"Generate Internal Authenticate command. Usually needs 4-byte random number. It returns data in TLV format .\nNeeds a EMV applet to be selected and GPO to be executed.",
"Usage:\n\thf emv intauth -k 01020304 -> execute Internal Authenticate with 4-byte DDOLdata and keep field ON after command\n"
"\thf emv intauth -t 01020304 -> execute Internal Authenticate with 4-byte DDOL data, show result in TLV\n");