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arg names

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This commit is contained in:
Philippe Teuwen 2019-04-06 20:35:58 +02:00
commit ebdfba033d
6 changed files with 39 additions and 36 deletions
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50
armsrc/mifaredesfire.c
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@ -167,8 +167,10 @@ void MifareDesfireGetInformation() {
OnSuccess();
}
void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain) {
void MifareDES_Auth1(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain) {
// mode = arg0
// algo = arg1
// keyno = arg2
int len = 0;
//uint8_t PICC_MASTER_KEY8[8] = { 0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47};
uint8_t PICC_MASTER_KEY16[16] = { 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f };
@ -196,24 +198,24 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
LED_C_OFF();
// 3 different way to authenticate AUTH (CRC16) , AUTH_ISO (CRC32) , AUTH_AES (CRC32)
// 4 different crypto algo DES, 3DES, 3K3DES, AES
// 4 different crypto arg1 DES, 3DES, 3K3DES, AES
// 3 different communication modes, PLAIN,MAC,CRYPTO
// des, key 0,
switch (mode) {
switch (arg0) {
case 1: {
uint8_t keybytes[16];
uint8_t RndA[8] = {0x00};
uint8_t RndB[8] = {0x00};
if (algo == 2) {
if (arg1 == 2) {
if (datain[1] == 0xff) {
memcpy(keybytes, PICC_MASTER_KEY16, 16);
} else {
memcpy(keybytes, datain + 1, datalen);
}
} else {
if (algo == 1) {
if (arg1 == 1) {
if (datain[1] == 0xff) {
memcpy(keybytes, null_key_data8, 8);
} else {
@ -225,13 +227,13 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
struct desfire_key defaultkey = {0};
desfirekey_t key = &defaultkey;
if (algo == 2)
if (arg1 == 2)
Desfire_3des_key_new_with_version(keybytes, key);
else if (algo == 1)
else if (arg1 == 1)
Desfire_des_key_new(keybytes, key);
cmd[0] = AUTHENTICATE;
cmd[1] = keyno; //keynumber
cmd[1] = arg2; //keynumber
len = DesfireAPDU(cmd, 2, resp);
if (!len) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) {
@ -249,9 +251,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
}
memcpy(encRndB, resp + 3, 8);
if (algo == 2)
if (arg1 == 2)
tdes_dec(&decRndB, &encRndB, key->data);
else if (algo == 1)
else if (arg1 == 1)
des_dec(&decRndB, &encRndB, key->data);
memcpy(RndB, decRndB, 8);
@ -262,9 +264,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
memcpy(RndA, decRndA, 8);
uint8_t encRndA[8] = {0x00};
if (algo == 2)
if (arg1 == 2)
tdes_dec(&encRndA, &decRndA, key->data);
else if (algo == 1)
else if (arg1 == 1)
des_dec(&encRndA, &decRndA, key->data);
memcpy(both, encRndA, 8);
@ -274,9 +276,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
}
if (algo == 2)
if (arg1 == 2)
tdes_dec(&encRndB, &decRndB, key->data);
else if (algo == 1)
else if (arg1 == 1)
des_dec(&encRndB, &decRndB, key->data);
memcpy(both + 8, encRndB, 8);
@ -302,9 +304,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
memcpy(encRndA, resp + 3, 8);
if (algo == 2)
if (arg1 == 2)
tdes_dec(&encRndA, &encRndA, key->data);
else if (algo == 1)
else if (arg1 == 1)
des_dec(&encRndA, &encRndA, key->data);
rol(decRndA, 8);
@ -320,9 +322,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
/*
// Current key is a 3DES key, change it to a DES key
if (algo == 2) {
if (arg1 == 2) {
cmd[0] = CHANGE_KEY;
cmd[1] = keyno;
cmd[1] = arg2;
uint8_t newKey[16] = {0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77};
@ -362,9 +364,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
} else {
// Current key is a DES key, change it to a 3DES key
if (algo == 1) {
if (arg1 == 1) {
cmd[0] = CHANGE_KEY;
cmd[1] = keyno;
cmd[1] = arg2;
uint8_t newKey[16] = {0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,0x4c,0x4d,0x4e,0x4f};
@ -406,9 +408,9 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
*/
OnSuccess();
if (algo == 2)
if (arg1 == 2)
cmd_send(CMD_ACK, 1, 0, 0, skey->data, 16);
else if (algo == 1)
else if (arg1 == 1)
cmd_send(CMD_ACK, 1, 0, 0, skey->data, 8);
} else {
DbpString("Authentication failed.");
@ -418,7 +420,7 @@ void MifareDES_Auth1(uint8_t mode, uint8_t algo, uint8_t keyno, uint8_t *datain
}
break;
case 2:
//SendDesfireCommand(AUTHENTICATE_ISO, &keyno, resp);
//SendDesfireCommand(AUTHENTICATE_ISO, &arg2, resp);
break;
case 3: {