+ WaitForResponse(CMD_ACK,NULL);
+
+ char filename[256];
+ FILE* pf = NULL;
+
+ if (param_getstr(Cmd,0,filename)) {
+ if (strlen(filename) > 0) {
+ if ((pf = fopen(filename,"w")) == NULL) {
+ PrintAndLog("Error: Could not open file [%s]",filename);
+ return 1;
+ }
+ }
+ }