ADD: Added a delay in ms to 'lf awid brute' Thanks to @crayon for the idea.

diff --git a/client/cmdlfawid.c b/client/cmdlfawid.c
index 89327c93149516a6a64c54adf0cbe3449c272441..7a8aff9b168a2be920828f8211f26f9cf8b16968 100644 (file)
--- a/client/cmdlfawid.c
+++ b/client/cmdlfawid.c
@@ -83,10 +83,11 @@ int usage_lf_awid_brute(void){
        PrintAndLog("                h :  This help");
        PrintAndLog("         <format> :  format length 26|50");
        PrintAndLog("  <facility-code> :  8|16bit value facility code");
+       PrintAndLog("          <delay> :  delay betweens attempts in ms. Default 1000ms");
        PrintAndLog("");
        PrintAndLog("Samples");
        PrintAndLog("       lf awid brute 26 224");
-       PrintAndLog("       lf awid brute 50 2001");
+       PrintAndLog("       lf awid brute 50 2001 2000");
        return 0;
 }
 
@@ -268,8 +269,9 @@ int CmdAWIDClone(const char *Cmd) {
 
 int CmdAWIDBrute(const char *Cmd){
        
-       uint32_t fc = 0x00;
+       uint32_t fc = 0;
        uint8_t fmtlen = 0;
+       uint16_t delay = 1000;
        uint8_t bits[96];
        uint8_t *bs = bits;
        size_t size = sizeof(bits);
@@ -282,6 +284,11 @@ int CmdAWIDBrute(const char *Cmd){
        fc =  param_get32ex(Cmd, 1, 0, 10);
        if ( !fc ) return usage_lf_awid_brute();
        
+       // delay between attemps,  defaults to 1000ms. 
+       delay = param_get8(Cmd, 2);
+       if (delay < 400)
+               delay = 1000;
+       
        switch(fmtlen) {
                case 50:
                        if ((fc & 0xFFFF) != fc) {
@@ -298,32 +305,29 @@ int CmdAWIDBrute(const char *Cmd){
        }
        
        PrintAndLog("Bruteforceing AWID %d Reader", fmtlen);
-       PrintAndLog("Press pm3-button to abort simulation or run another command");
+       PrintAndLog("Press pm3-button to abort simulation or press key");
 
        uint64_t arg1 = (10<<8) + 8; // fcHigh = 10, fcLow = 8
        uint64_t arg2 = 50;              // clk RF/50 invert=0
        UsbCommand c = {CMD_FSK_SIM_TAG, {arg1, arg2, size}};  
 
        for ( uint16_t cn = 1; cn < 0xFFFF; ++cn){
+
                if (ukbhit()) {
                        PrintAndLog("aborted via keyboard!");
-                       c.cmd = CMD_PING;
-                       c.arg[0] = 0x00;
-                       c.arg[1] = 0x00;
-                       c.arg[2] = 0x00;
+                       UsbCommand ping = {CMD_PING};
                        clearCommandBuffer();
-                       SendCommand(&c);
+                       SendCommand(&ping);
                        return 1;
                }
-                       
+
+               PrintAndLog("Trying FC: %u; CN: %u", fc, cn);           
                (void)getAWIDBits(fmtlen, fc, cn, bs);
                memcpy(c.d.asBytes, bs, size);
                clearCommandBuffer();
                SendCommand(&c);
                
-               PrintAndLog("Trying FC: %u; CN: %u", fc, cn);
-               // pause
-               sleep(1);
+               msleep(delay);
        }
        return 0;
 }