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Added key check to nested command and some refactoring

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This commit is contained in:
merlokk 2017-07-27 13:06:28 +03:00
commit a780771d92
1 changed files with 50 additions and 25 deletions
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47
client/cmdhfmf.c
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@ -526,10 +526,10 @@ int CmdHF14AMfNested(const char *Cmd)
uint8_t trgKeyType = 0;
uint8_t SectorsCnt = 0;
uint8_t key[6] = {0, 0, 0, 0, 0, 0};
uint8_t keyBlock[14*6];
uint8_t keyBlock[14 * 6];
uint64_t key64 = 0;
bool transferToEml = false;
bool transferToEml = false;
bool createDumpFile = false;
FILE *fkeys;
uint8_t standart[6] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
@ -555,8 +555,8 @@ int CmdHF14AMfNested(const char *Cmd)
cmdp = param_getchar(Cmd, 0);
blockNo = param_get8(Cmd, 1);
ctmp = param_getchar(Cmd, 2);
ctmp = param_getchar(Cmd, 2);
if (ctmp != 'a' && ctmp != 'A' && ctmp != 'b' && ctmp != 'B') {
PrintAndLog("Key type must be A or B");
return 1;
@ -570,7 +570,9 @@ int CmdHF14AMfNested(const char *Cmd)
return 1;
}
if (cmdp == 'o' || cmdp == 'O') {
switch (cmdp) {
case 'o':
case 'O':
cmdp = 'o';
trgBlockNo = param_get8(Cmd, 4);
ctmp = param_getchar(Cmd, 5);
@ -580,25 +582,30 @@ int CmdHF14AMfNested(const char *Cmd)
}
if (ctmp != 'A' && ctmp != 'a')
trgKeyType = 1;
} else {
switch (cmdp) {
break;
case '0': SectorsCnt = 05; break;
case '1': SectorsCnt = 16; break;
case '2': SectorsCnt = 32; break;
case '4': SectorsCnt = 40; break;
default: SectorsCnt = 16;
}
}
ctmp = param_getchar(Cmd, 4);
if (ctmp == 't' || ctmp == 'T') transferToEml = true;
else if (ctmp == 'd' || ctmp == 'D') createDumpFile = true;
transferToEml |= (ctmp == 't' || ctmp == 'T');
createDumpFile |= (ctmp == 'd' || ctmp == 'D');
ctmp = param_getchar(Cmd, 6);
transferToEml |= (ctmp == 't' || ctmp == 'T');
transferToEml |= (ctmp == 'd' || ctmp == 'D');
createDumpFile |= (ctmp == 'd' || ctmp == 'D');
// check if we can authenticate to sector
res = mfCheckKeys(blockNo, keyType, true, 1, key, &key64);
if (res) {
PrintAndLog("Can't authenticate to block:%3d key type:%c key:%s", blockNo, keyType?'B':'A', sprint_hex(key, 6));
return 3;
}
// one-sector nested
if (cmdp == 'o') {
PrintAndLog("--target block no:%3d, target key type:%c ", trgBlockNo, trgKeyType?'B':'A');
int16_t isOK = mfnested(blockNo, keyType, key, trgBlockNo, trgKeyType, keyBlock, true);
@ -672,6 +679,24 @@ int CmdHF14AMfNested(const char *Cmd)
}
}
// get known key
if (false) {
key64 = bytes_to_num(keyBlock, 6);
for (i = 0; i < SectorsCnt; i++) {
for (j = 0; j < 2; j++) {
if (e_sector[i].foundKey[j] && e_sector[i].Key[j] == key64) {
// get here
break;
}
}
// Can't found a key....
if (i == SectorsCnt - 1) {
}
}
}
// nested sectors
iterations = 0;
PrintAndLog("nested...");