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Implemented best-effort case to use Key B for reading #84

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Implemented best-effort case to use Key B for reading #84

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269b61e
Implemented best-effor case to use Key B for reading
Aug 3, 2020
f4cfd01
Fix stupid mistake. I should learn to test before I commit
Aug 3, 2020
9ba2686
Clean up with newline
Aug 4, 2020
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4 changes: 3 additions & 1 deletion src/mfoc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -684,7 +684,9 @@ int main(int argc, char *const argv[])
failure = false;
} else {
// Error, now try read() with B key
if (res != NFC_ERFTRANS) {
if (res == NFC_EMFCAUTHFAIL) {
fprintf(stdout, "Failed reading with Key A after successfully testing Key A. This is unusual, but continuing anyway in case Key B succeeds...\n");
} else if (res != NFC_ERFTRANS) {
nfc_perror(r.pdi, "nfc_initiator_mifare_cmd");
goto error;
}
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