icemans lf fixes & adjustments + lf t55xx bruteforce

[proxmark3-svn] / client / cmdhfmf.c

diff --git a/client/cmdhfmf.c b/client/cmdhfmf.c
index ed26c1bdf235e4ba5267122247d0e92e43f54997..48e78b1c2fcad2a74a90de187356d346ed54492c 100644 (file)
--- a/client/cmdhfmf.c
+++ b/client/cmdhfmf.c
@@ -1951,6 +1951,13 @@ int CmdHF14AMfSniff(const char *Cmd){
        return 0;\r
 }\r
 \r
+//needs nt, ar, at, Data to decrypt\r
+int CmdDecryptTraceCmds(const char *Cmd){\r
+       uint8_t data[50];\r
+       int len = 0;\r
+       param_gethex_ex(Cmd,3,data,&len);\r
+       return tryDecryptWord(param_get32ex(Cmd,0,0,16),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16),data,len/2);\r
+}\r
 \r
 static command_t CommandTable[] =\r
 {\r
@@ -1979,6 +1986,7 @@ static command_t CommandTable[] =
   {"cgetsc",   CmdHF14AMfCGetSc,               0, "Read sector - Magic Chinese card"},\r
   {"cload",            CmdHF14AMfCLoad,                0, "Load dump into magic Chinese card"},\r
   {"csave",            CmdHF14AMfCSave,                0, "Save dump from magic Chinese card into file or emulator"},\r
+  {"decrypt", CmdDecryptTraceCmds,1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},\r
   {NULL, NULL, 0, NULL}\r
 };\r
 \r