From 35e247ca13ecee25976a0abee885e314ba85b07b2f8d473731da7f89ba50524a Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Mon, 16 Jun 2025 12:12:53 +0300
Subject: [PATCH] Properly set len hint

---
 c/lib/enc.c | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

diff --git a/c/lib/enc.c b/c/lib/enc.c
index b2f62db..14e1386 100644
--- a/c/lib/enc.c
+++ b/c/lib/enc.c
@@ -257,23 +257,25 @@ KEKSAtomTAI64Encode(
     const unsigned char *src,
     const size_t srcLen)
 {
-    (*len) = 1 + srcLen;
-    if (cap < (*len)) {
-        return false;
-    }
+    unsigned char tag = 0;
     switch (srcLen) {
     case 8:
-        buf[0] = KEKSAtomTAI64;
+        tag = KEKSAtomTAI64;
         break;
     case 12:
-        buf[0] = KEKSAtomTAI64N;
+        tag = KEKSAtomTAI64N;
         break;
     case 16:
-        buf[0] = KEKSAtomTAI64NA;
+        tag = KEKSAtomTAI64NA;
         break;
     default:
-        return 0;
+        return false;
+    }
+    (*len) = 1 + srcLen;
+    if (cap < (*len)) {
+        return false;
     }
+    buf[0] = tag;
     memcpy(buf + 1, src, srcLen);
     return true;
 }
-- 
2.50.0