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some refactoring

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This commit is contained in:
merlokk 2018-10-19 17:37:15 +03:00
commit fb2e025f9d
4 changed files with 25 additions and 5 deletions
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2
client/cmdhfmf.c
View file

@ -2670,7 +2670,7 @@ int CmdHF14AMfAuth4(const char *cmd) {
return 1;
}
return MifareAuth4(keyn, key, true, false, true);
return MifareAuth4(NULL, keyn, key, true, false, true);
}
static command_t CommandTable[] =

7
client/cmdhfmfp.c
View file

@ -351,7 +351,7 @@ int CmdHFMFPAuth(const char *cmd) {
CLIParserInit("hf mfp auth",
"Executes AES authentication command in ISO14443-4",
"Usage:\n\thf mfp auth 4000 000102030405060708090a0b0c0d0e0f -> executes authentication\n"
"\thf mfp auth 9003 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -> executes authentication\n");
"\thf mfp auth 9003 FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF -v -> executes authentication and shows all the system data\n");
void* argtable[] = {
arg_param_begin,
@ -377,10 +377,13 @@ int CmdHFMFPAuth(const char *cmd) {
return 1;
}
return MifareAuth4(keyn, key, true, false, verbose);
return MifareAuth4(NULL, keyn, key, true, false, verbose);
}
int CmdHFMFPRdbl(const char *cmd) {
//mf4Session session
//int res = MifareAuth4(&session, keyn, key, true, false, verbose);
//res = Read();
return 0;
}

11
client/mifare4.c
View file

@ -16,13 +16,15 @@
#include "ui.h"
#include "polarssl/libpcrypto.h"
int MifareAuth4(uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool verbose) {
int MifareAuth4(mf4Session *session, uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool verbose) {
uint8_t data[257] = {0};
int datalen = 0;
uint8_t Rnd1[17] = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x00};
uint8_t Rnd2[17] = {0};
if (session)
session->Authenticated = false;
uint8_t cmd1[] = {0x70, keyn[1], keyn[0], 0x00};
int res = ExchangeRAW14a(cmd1, sizeof(cmd1), activateField, true, data, sizeof(data), &datalen);
@ -102,6 +104,13 @@ int MifareAuth4(uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSigna
if (verbose)
PrintAndLog("");
if (session) {
session->Authenticated = true;
session->KeyNum = keyn[1] + (keyn[0] << 8);
memmove(session->Rnd1, Rnd1, 16);
memmove(session->Rnd2, Rnd2, 16);
}
PrintAndLog("Authentication OK");
return 0;

10
client/mifare4.h
View file

@ -15,7 +15,15 @@
#include <stdbool.h>
#include <stddef.h>
extern int MifareAuth4(uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool verbose);
typedef struct {
bool Authenticated;
uint16_t KeyNum;
uint8_t Rnd1[16];
uint8_t Rnd2[16];
}mf4Session;
extern int MifareAuth4(mf4Session *session, uint8_t *keyn, uint8_t *key, bool activateField, bool leaveSignalON, bool verbose);