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dgi printing

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merlokk 2022-02-04 14:19:57 +02:00
commit d3da7cfb06
3 changed files with 48 additions and 15 deletions
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59
client/src/cipurse/cipursecore.c
View file

@ -352,6 +352,23 @@ void CIPURSEPrintFileDescriptor(uint8_t desc) {
PrintAndLogEx(INFO, "Unknown file 0x%02x", desc);
}
void CIPURSEPrintDGIArray(uint8_t *dgi, size_t dgilen) {
if (dgilen < 3) {
PrintAndLogEx(WARNING, "DGI too small. Length: %zu", dgilen);
return;
}
uint8_t *dgiptr = dgi;
size_t reslen = 0;
while (dgilen > reslen + 2) {
uint8_t len = dgiptr[2];
CIPURSEPrintDGI(dgiptr, len + 3);
dgiptr += len + 3;
reslen += len + 3;
}
}
void CIPURSEPrintDGI(uint8_t *dgi, size_t dgilen) {
if (dgilen < 3) {
PrintAndLogEx(WARNING, "DGI too small. Length: %zu", dgilen);
@ -367,12 +384,11 @@ void CIPURSEPrintDGI(uint8_t *dgi, size_t dgilen) {
// check DGI
if (dgi[0] == 0x92 && dgi[1] == 0x00) {
PrintAndLogEx(INFO, "DGI 9200 - ADF file attributes");
CIPURSEPrintFileAttrEx(&dgi[3], len, true);
} else if (dgi[0] == 0x92 && dgi[1] == 0x01) {
PrintAndLogEx(INFO, "DGI 9201 - EF file attributes");
PrintAndLogEx(INFO, "File type:");
CIPURSEPrintEFFileAttr(&dgi[3], len);
PrintAndLogEx(NORMAL, "");
CIPURSEPrintFileAttrEx(&dgi[3], len, true);
} else if (dgi[0] == 0xa0 && dgi[1] == 0x0f) {
PrintAndLogEx(INFO, "DGI a00f - All key values");
@ -398,10 +414,10 @@ void CIPURSEPrintDGI(uint8_t *dgi, size_t dgilen) {
}
static void CIPURSEPrintKeySecurityAttributes(uint8_t attr) {
PrintAndLogEx(INFO, "Update right: %s", (attr & 0x01) ? "self" : "any");
PrintAndLogEx(INFO, "Change key and rights: %s", (attr & 0x02) ? "ok" : "frozen");
PrintAndLogEx(INFO, "Use as key encryption key: %s", (attr & 0x04) ? "blocked" : "ok");
PrintAndLogEx(INFO, "Key validity: %s", (attr & 0x80) ? "invalid" : "valid");
PrintAndLogEx(INFO, " Update right: %s", (attr & 0x01) ? "self" : "any");
PrintAndLogEx(INFO, " Change key and rights: %s", (attr & 0x02) ? "ok" : "frozen");
PrintAndLogEx(INFO, " Use as key encryption key: %s", (attr & 0x04) ? "blocked" : "ok");
PrintAndLogEx(INFO, " Key validity: %s", (attr & 0x80) ? "invalid" : "valid");
}
static void CIPURSEPrintKeyAttrib(uint8_t *attr) {
@ -415,6 +431,15 @@ static void CIPURSEPrintKeyAttrib(uint8_t *attr) {
PrintAndLogEx(NORMAL, "");
}
static void CIPURSEPrintKeyAttribDGI(uint8_t *attr) {
PrintAndLogEx(INFO, "--- " _CYAN_("DGI Key Attributes") "---------------------");
PrintAndLogEx(INFO, "Security attr..... 0x%02x", attr[0]);
CIPURSEPrintKeySecurityAttributes(attr[0]);
PrintAndLogEx(INFO, "Key length........ %d", attr[1]);
PrintAndLogEx(INFO, "Algorithm ID...... 0x%02x (%s)", attr[2], (attr[2] == 0x09) ? "AES" : "unknown");
PrintAndLogEx(NORMAL, "");
}
const char *CIPURSEGetSMR(uint8_t smr) {
switch (smr) {
case 0x00: return "plain";
@ -483,7 +508,7 @@ void CIPURSEPrintEFFileAttr(uint8_t *attr, size_t len) {
}
}
void CIPURSEPrintFileAttr(uint8_t *attr, size_t len) {
void CIPURSEPrintFileAttrEx(uint8_t *attr, size_t len, bool isDGI) {
if (len < 7) {
PrintAndLogEx(FAILED, "Attributes length too short");
return;
@ -544,13 +569,17 @@ void CIPURSEPrintFileAttr(uint8_t *attr, size_t len) {
}
idx += keynum + 1;
if (len >= idx + keynum * 7) {
size_t reclen = (isDGI) ? 3 : 7;
if (len >= idx + keynum * reclen) {
for (int i = 0; i < keynum; i++) {
PrintAndLogEx(INFO, "Key %d Attributes... %s", i + 1, sprint_hex(&attr[idx + i * 7], 7));
CIPURSEPrintKeyAttrib(&attr[idx + i * 7]);
PrintAndLogEx(INFO, "Key %d Attributes... %s", i + 1, sprint_hex(&attr[idx + i * reclen], reclen));
if (isDGI)
CIPURSEPrintKeyAttribDGI(&attr[idx + i * reclen]);
else
CIPURSEPrintKeyAttrib(&attr[idx + i * reclen]);
}
}
idx += keynum * 7;
idx += keynum * reclen;
}
// FCP
if (len >= idx + 1) {
@ -573,9 +602,11 @@ void CIPURSEPrintFileAttr(uint8_t *attr, size_t len) {
} else {
PrintAndLogEx(INFO, "Type... EF");
CIPURSEPrintEFFileAttr(attr, len);
PrintAndLogEx(NORMAL, "");
}
}
void CIPURSEPrintFileAttr(uint8_t *attr, size_t len) {
return CIPURSEPrintFileAttrEx(attr, len, false);
}

2
client/src/cipurse/cipursecore.h
View file

@ -64,8 +64,10 @@ const char *CIPURSEGetSMR(uint8_t smr);
void CIPURSEPrintSMR(uint8_t *smrrec);
void CIPURSEPrintART(uint8_t *artrec, size_t artlen);
void CIPURSEPrintEFFileAttr(uint8_t *attr, size_t len);
void CIPURSEPrintFileAttrEx(uint8_t *attr, size_t len, bool isDGI);
void CIPURSEPrintFileAttr(uint8_t *attr, size_t len);
void CIPURSEPrintFileDescriptor(uint8_t desc);
void CIPURSEPrintDGIArray(uint8_t *dgi, size_t dgilen);
void CIPURSEPrintDGI(uint8_t *dgi, size_t dgilen);
#endif /* __CIPURSECORE_H__ */

2
client/src/cmdhfcipurse.c
View file

@ -1043,7 +1043,7 @@ static int CmdHFCipurseCreateDGI(const char *Cmd) {
SetAPDULogging(APDULogging);
if (verbose && hdatalen > 3)
CIPURSEPrintDGI(hdata, hdatalen);
CIPURSEPrintDGIArray(hdata, hdatalen);
uint8_t buf[APDU_RES_LEN] = {0};
size_t len = 0;