+ // strip
+ while (*cmd==' ' || *cmd=='\t') cmd++;
+
+ while (cmd[i]!='\0') {
+ if (cmd[i]==' ' || cmd[i]=='\t') { i++; continue; }
+ if (cmd[i]=='-') {
+ switch (cmd[i+1]) {
+ case 'r':
+ reply = false;
+ break;
+ case 'c':
+ crc = true;
+ break;
+ case 'p':
+ power = true;
+ break;
+ case 'a':
+ active = true;
+ break;
+ case 's':
+ active_select = true;
+ break;
+ case 'b':
+ sscanf(cmd+i+2,"%d",&temp);
+ numbits = temp & 0xFFFF;
+ i+=3;
+ while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
+ i-=2;
+ break;
+ case 't':
+ bTimeout = true;
+ sscanf(cmd+i+2,"%d",&temp);
+ timeout = temp;
+ i+=3;
+ while(cmd[i]!=' ' && cmd[i]!='\0') { i++; }
+ i-=2;
+ break;
+ case 'T':
+ topazmode = true;
+ break;
+ case '3':
+ no_rats = true;
+ break;
+ default:
+ PrintAndLog("Invalid option");
+ return 0;
+ }
+ i+=2;
+ continue;
+ }
+ if ((cmd[i]>='0' && cmd[i]<='9') ||
+ (cmd[i]>='a' && cmd[i]<='f') ||
+ (cmd[i]>='A' && cmd[i]<='F') ) {
+ buf[strlen(buf)+1]=0;
+ buf[strlen(buf)]=cmd[i];
+ i++;
+
+ if (strlen(buf)>=2) {
+ sscanf(buf,"%x",&temp);
+ data[datalen]=(uint8_t)(temp & 0xff);
+ *buf=0;
+ if (datalen > sizeof(data)-1) {
+ if (crc)
+ PrintAndLog("Buffer is full, we can't add CRC to your data");
+ break;
+ } else {
+ datalen++;
+ }
+ }
+ continue;
+ }
+ PrintAndLog("Invalid char on input");
+ return 0;
+ }
+
+ if(crc && datalen>0 && datalen<sizeof(data)-2)
+ {
+ uint8_t first, second;
+ if (topazmode) {
+ ComputeCrc14443(CRC_14443_B, data, datalen, &first, &second);
+ } else {
+ ComputeCrc14443(CRC_14443_A, data, datalen, &first, &second);
+ }
+ data[datalen++] = first;
+ data[datalen++] = second;
+ }
+
+ if(active || active_select)
+ {
+ c.arg[0] |= ISO14A_CONNECT;
+ if(active)
+ c.arg[0] |= ISO14A_NO_SELECT;
+ }
+
+ if(bTimeout){
+ #define MAX_TIMEOUT 40542464 // = (2^32-1) * (8*16) / 13560000Hz * 1000ms/s
+ c.arg[0] |= ISO14A_SET_TIMEOUT;
+ if(timeout > MAX_TIMEOUT) {
+ timeout = MAX_TIMEOUT;
+ PrintAndLog("Set timeout to 40542 seconds (11.26 hours). The max we can wait for response");
+ }
+ c.arg[2] = 13560000 / 1000 / (8*16) * timeout; // timeout in ETUs (time to transfer 1 bit, approx. 9.4 us)
+ }
+
+ if(power) {
+ c.arg[0] |= ISO14A_NO_DISCONNECT;
+ }
+
+ if(datalen > 0) {
+ c.arg[0] |= ISO14A_RAW;
+ }
+
+ if(topazmode) {
+ c.arg[0] |= ISO14A_TOPAZMODE;
+ }
+
+ if(no_rats) {
+ c.arg[0] |= ISO14A_NO_RATS;
+ }
+
+ // Max buffer is USB_CMD_DATA_SIZE (512)
+ c.arg[1] = (datalen & 0xFFFF) | ((uint32_t)numbits << 16);
+ memcpy(c.d.asBytes,data,datalen);
+
+ SendCommand(&c);
+
+ if (reply) {
+ if(active_select)
+ waitCmd(1);
+ if(datalen>0)
+ waitCmd(0);
+ } // if reply
+ return 0;
projects / proxmark3-svn / blobdiff