feat(cli): add ra1n dfu-helper for cli

supports going from recovery to dfu, only.

src/exploit.c

@@ -132,7 +132,7 @@ const char* err_to_string(int err) {
 
 int exploit(int *stage)
 {
-    LOG("Waiting for devices...");
+    LOG("Waiting for DFU mode devices...");
 
     *stage = STAGE_RESET;
 
@@ -158,7 +158,20 @@ int exploit(int *stage)
         if (!usb_get_client_flag(client, &flag))
             goto reloop;
 
-        if (flag & kDeviceDFUModeFlag) {
+        // no reason to use this for tui/gui
+        if ((flag & kDeviceRecoveryModeFlag) && (palerain_flags & palerain_option_cli)) {
+            cr = ra1n_enter_dfu(client);
+            if (cr == RA1N_CLIENT_ERR_NONE) {
+                LOG("Found DFU mode device");
+                usb_close(client);
+                *stage = STAGE_RESET;
+                continue;
+            }
+            LOG_ERROR("Failed to enter DFU mode (rv=%d, reason=%s)", cr, err_to_string(cr));
+            usb_close(client);
+            *stage = STAGE_ERROR;
+            break; // err
+        } else if (flag & kDeviceDFUModeFlag) {
             if (flag & kDeviceStandardPwnedDFUModeFlag) {
                 // we cant do shit sorry
                 LOG_ERROR("Found an unknown pwned DFU mode device");
@@ -273,10 +286,9 @@ int exploit(int *stage)
             usb_close(client);
             continue;
         } else {
-            LOG_ERROR("Found unknown device");
             usb_close(client);
-            *stage = STAGE_ERROR;
+            *stage = STAGE_RESET;
-            break; // err
+            continue; // unknown mode, just reloop
         }
 
     reloop:
@@ -313,7 +325,7 @@ int exploit(int *stage)
 
 int exploit(int *stage)
 {
-    LOG("Waiting for devices...");
+    LOG("Waiting for DFU mode devices...");
 
     struct DeviceConfiguration deviceConfig;
     struct PayloadConfiguration payloadConfig;