Potential fix for 0-length usb packets seen on OSX

[proxmark3-svn] / client / mifarehost.c

diff --git a/client/mifarehost.c b/client/mifarehost.c
index 95453ebfd9b5e6ab270df7696985a32232ce7e40..eb145123801d7f227ef150be27fb576303991336 100644 (file)
--- a/client/mifarehost.c
+++ b/client/mifarehost.c
@@ -181,7 +181,7 @@ int mfnested(uint8_t blockNo, uint8_t keyType, uint8_t * key, uint8_t trgBlockNo
                crypto1_get_lfsr(statelists[0].head.slhead + i, &key64);\r
                num_to_bytes(key64, 6, keyBlock);\r
                key64 = 0;\r
                crypto1_get_lfsr(statelists[0].head.slhead + i, &key64);\r
                num_to_bytes(key64, 6, keyBlock);\r
                key64 = 0;\r

-               if (!mfCheckKeys(statelists[0].blockNo, statelists[0].keyType, 1, keyBlock, &key64)) {\r
+               if (!mfCheckKeys(statelists[0].blockNo, statelists[0].keyType, false, 1, keyBlock, &key64)) {\r

                        num_to_bytes(key64, 6, resultKey);\r
                        break;\r
                }\r
                        num_to_bytes(key64, 6, resultKey);\r
                        break;\r
                }\r


@@ -193,11 +193,11 @@ int mfnested(uint8_t blockNo, uint8_t keyType, uint8_t * key, uint8_t trgBlockNo
        return 0;\r
 }\r
 \r
        return 0;\r
 }\r
 \r

-int mfCheckKeys (uint8_t blockNo, uint8_t keyType, uint8_t keycnt, uint8_t * keyBlock, uint64_t * key){\r
+int mfCheckKeys (uint8_t blockNo, uint8_t keyType, bool clear_trace, uint8_t keycnt, uint8_t * keyBlock, uint64_t * key){\r

 \r
        *key = 0;\r
 \r
 \r
        *key = 0;\r
 \r

-       UsbCommand c = {CMD_MIFARE_CHKKEYS, {blockNo, keyType, keycnt}};\r
+       UsbCommand c = {CMD_MIFARE_CHKKEYS, {((blockNo & 0xff) | ((keyType&0xff)<<8)), clear_trace, keycnt}};\r

        memcpy(c.d.asBytes, keyBlock, 6 * keycnt);\r
        SendCommand(&c);\r
 \r
        memcpy(c.d.asBytes, keyBlock, 6 * keycnt);\r
        SendCommand(&c);\r
 \r