Hf15FindAfi WaitForResponse loop

CHANGELOG.md

@@ -3,7 +3,9 @@ All notable changes to this project will be documented in this file.
 This project uses the changelog in accordance with [keepchangelog](http://keepachangelog.com/). Please use this to write notable changes, which is not the same as git commit log...
 
 ## [unreleased][unreleased]
- - Added `hf 15 writeafi`, `hf 15 writedsfid` and detailed info for SLIX2 tags in `hf 15 info`. Also did some refactoring in HF15 commands. (@grspy)
+ - Change `hf 15` - some refactoring (@grspy)
+ - Added `hf 15 writeafi` and `hf 15 writedsfid` (@grspy)
+ - Added detailed info for SLIX2 tags in `hf 15 info` (@grspy)
  - Fix hf list felica and hf felica sniff (@7homasSutter)
  - Added hf felica wrunencrypted (@7homasSutter)
  - Added hf felica rdunencrypted (@7homasSutter)

armsrc/iso15693.c

@@ -967,9 +967,10 @@ void BruteforceIso15693Afi(uint32_t speed) {
             Dbprintf("AFI = %i  UID = %s", i, sprintUID(NULL, buf + 2));
         }
 
-        if (BUTTON_PRESS()) {
+        aborted = BUTTON_PRESS();
+
+        if (aborted) {
             DbpString("button pressed, aborting..");
-            aborted = true;
             break;
         }
     }

client/cmdhf15.c

@@ -951,6 +951,8 @@ static int CmdHF15Sim(const char *Cmd) {
 // helptext
 static int CmdHF15FindAfi(const char *Cmd) {
     PacketResponseNG resp;
+    uint32_t timeout = 0;
+
     char cmdp = tolower(param_getchar(Cmd, 0));
     if (cmdp == 'h') return usage_15_findafi();
 
@@ -959,13 +961,19 @@ static int CmdHF15FindAfi(const char *Cmd) {
     clearCommandBuffer();
     SendCommandMIX(CMD_HF_ISO15693_FINDAFI, strtol(Cmd, NULL, 0), 0, 0, NULL, 0);
 
-    if (WaitForResponseTimeout(CMD_ACK, &resp, 120000)) { // 2 minutes should be enough
-        DropField();
-        return resp.status; // PM3_EOPABORTED or PM3_SUCCESS
+    while (!WaitForResponseTimeout(CMD_ACK, &resp, 2000)) {
+        timeout++;
+
+        // should be done in about 2 minutes
+        if (timeout > 180) {
+            PrintAndLogEx(WARNING, "\nNo response from Proxmark3. Aborting...");
+            DropField();
+            return PM3_ETIMEOUT;
+        }
     }
 
     DropField();
-    return PM3_ETIMEOUT;
+    return resp.status; // PM3_EOPABORTED or PM3_SUCCESS
 }
 
 // Writes the AFI (Application Family Identifier) of a card