From a16b1544ffb8d5a62fb06795abfd9490c6a4376c Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 29 Sep 2021 23:04:23 +0200
Subject: -use 8 digits

---
 src/authorization/anastasis_authorization_plugin_totp.c | 17 ++---------------
 1 file changed, 2 insertions(+), 15 deletions(-)

(limited to 'src/authorization')

diff --git a/src/authorization/anastasis_authorization_plugin_totp.c b/src/authorization/anastasis_authorization_plugin_totp.c
index 68e8def..0934910 100644
--- a/src/authorization/anastasis_authorization_plugin_totp.c
+++ b/src/authorization/anastasis_authorization_plugin_totp.c
@@ -191,17 +191,8 @@ compute_totp (int time_off,
     for (int count = 0; count < 4; count++)
       code |= hmac[offset + 3 - count] << (8 * count);
     code &= 0x7fffffff;
-
-#if VAR_DIGITS
-    if (digits == 6)
-      code = code % 1000000;
-    else if (digits == 7)
-      code = code % 10000000;
-    else if (digits == 8)
-      code = code % 100000000;
-#else
-    code = code % 1000000;
-#endif
+    /* always use 8 digits (maximum) */
+    code = code % 100000000;
     return code;
   }
 }
@@ -246,10 +237,6 @@ totp_start (void *cls,
     want = compute_totp (i,
                          data,
                          data_length);
-    fprintf (stderr,
-             "TOTP %d: %llu\n",
-             i,
-             (unsigned long long) want);
     ANASTASIS_hash_answer (want,
                            &as->valid_replies[off++]);
   }
-- 
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