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iso select refactoring

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This commit is contained in:
merlokk 2021-07-31 10:47:19 +03:00
commit 72585aae8a
3 changed files with 32 additions and 5 deletions
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10
client/src/cmdhfmfdes.c
View file

@ -3080,7 +3080,10 @@ static int CmdHF14ADesSelectApp(const char *Cmd) {
if (dctx.cmdSet == DCCISO || dfnamelen > 0) {
uint8_t resp[250] = {0};
size_t resplen = 0;
res = DesfireISOSelect(&dctx, (char *)dfname, resp, &resplen);
if (dfnamelen > 0)
res = DesfireISOSelectDF(&dctx, (char *)dfname, resp, &resplen);
else
res = DesfireISOSelect(&dctx, ISSMFDFEF, NULL, 0, resp, &resplen);
if (res != PM3_SUCCESS) {
DropField();
PrintAndLogEx(FAILED, "ISO Select application `%s` " _RED_("failed"), (char *)dfname);
@ -3090,7 +3093,10 @@ static int CmdHF14ADesSelectApp(const char *Cmd) {
if (resplen > 0)
PrintAndLogEx(FAILED, "Application " _CYAN_("FCI template") " [%zu]%s", resplen, sprint_hex(resp, resplen));
PrintAndLogEx(SUCCESS, "Application `%s` selected " _GREEN_("succesfully") " ", (char *)dfname);
if (dfnamelen > 0)
PrintAndLogEx(SUCCESS, "Application `%s` selected " _GREEN_("succesfully"), (char *)dfname);
else
PrintAndLogEx(SUCCESS, "PICC MF selected " _GREEN_("succesfully"));
} else {
res = DesfireSelectAndAuthenticateEx(&dctx, securechann, appid, true, verbose);
if (res != PM3_SUCCESS) {

15
client/src/mifare/desfirecore.c
View file

@ -2218,15 +2218,26 @@ int DesfireSetConfiguration(DesfireContext *dctx, uint8_t paramid, uint8_t *para
return res;
}
int DesfireISOSelect(DesfireContext *dctx, char *dfname, uint8_t *resp, size_t *resplen) {
int DesfireISOSelect(DesfireContext *dctx, DesfireISOSelectControl cntr, uint8_t *data, uint8_t datalen, uint8_t *resp, size_t *resplen) {
uint8_t xresp[250] = {0};
size_t xresplen = 0;
uint16_t sw = 0;
int res = DesfireExchangeISO(true, dctx, (sAPDU) {0x00, ISO7816_SELECT_FILE, 0x04, 0x00, strnlen(dfname, 16), (uint8_t *)dfname}, APDU_INCLUDE_LE_00, resp, resplen, &sw);
int res = DesfireExchangeISO(true, dctx, (sAPDU) {0x00, ISO7816_SELECT_FILE, cntr, ((resp == NULL) ? 0x0C : 0x00), datalen, data}, APDU_INCLUDE_LE_00, xresp, &xresplen, &sw);
if (res == PM3_SUCCESS && sw != 0x9000)
return PM3_ESOFT;
if (resp != NULL && resplen != NULL) {
*resplen = xresplen;
memcpy(resp, xresp, xresplen);
}
return res;
}
int DesfireISOSelectDF(DesfireContext *dctx, char *dfname, uint8_t *resp, size_t *resplen) {
return DesfireISOSelect(dctx, ISSDFName, (uint8_t *)dfname, strnlen(dfname, 16), resp, resplen);
}
int DesfireISOGetChallenge(DesfireContext *dctx, DesfireCryptoAlgorythm keytype, uint8_t *resp, size_t *resplen) {
uint16_t sw = 0;
int res = DesfireExchangeISO(false, dctx, (sAPDU) {0x00, ISO7816_GET_CHALLENGE, 0x00, 0x00, 0x00, NULL}, DesfireGetRndLenForKey(keytype), resp, resplen, &sw);

12
client/src/mifare/desfirecore.h
View file

@ -21,6 +21,15 @@
#define DESFIRE_TX_FRAME_MAX_LEN 54
enum DesfireISOSelectControlEnum {
ISSMFDFEF = 0x00,
ISSChildDF = 0x01,
ISSEFByFileID = 0x02,
ISSParentDF = 0x03,
ISSDFName = 0x04
};
typedef enum DesfireISOSelectControlEnum DesfireISOSelectControl;
typedef struct {
const uint8_t id;
const char *text;
@ -167,7 +176,8 @@ int DesfireReadRecords(DesfireContext *dctx, uint8_t fnum, uint32_t recnum, uint
int DesfireWriteRecord(DesfireContext *dctx, uint8_t fnum, uint32_t offset, uint32_t len, uint8_t *data);
int DesfireUpdateRecord(DesfireContext *dctx, uint8_t fnum, uint32_t recnum, uint32_t offset, uint32_t len, uint8_t *data);
int DesfireISOSelect(DesfireContext *dctx, char *dfname, uint8_t *resp, size_t *resplen);
int DesfireISOSelectDF(DesfireContext *dctx, char *dfname, uint8_t *resp, size_t *resplen);
int DesfireISOSelect(DesfireContext *dctx, DesfireISOSelectControl cntr, uint8_t *data, uint8_t datalen, uint8_t *resp, size_t *resplen);
int DesfireISOGetChallenge(DesfireContext *dctx, DesfireCryptoAlgorythm keytype, uint8_t *resp, size_t *resplen);
int DesfireISOExternalAuth(DesfireContext *dctx, bool app_level, uint8_t keynum, DesfireCryptoAlgorythm keytype, uint8_t *data);
int DesfireISOInternalAuth(DesfireContext *dctx, bool app_level, uint8_t keynum, DesfireCryptoAlgorythm keytype, uint8_t *data, uint8_t *resp, size_t *resplen);