From 81f7b7effe02b6d545e6aa1e4b90feec279369c4 Mon Sep 17 00:00:00 2001
From: Frank Denis <github@pureftpd.org>
Date: Tue, 23 Jun 2026 17:27:23 +0200
Subject: [PATCH] crypto.aes_ccm: fix the IEEE 802.15.4 test vector

Also make sure the test runs.

Spotted by @TibboddiT - Thanks!

By the way, the cbc_mac test didn't run either, so make sure it does.

Fixes #35903
---
 lib/std/crypto.zig         | 3 +++
 lib/std/crypto/aes_ccm.zig | 2 +-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/std/crypto.zig b/lib/std/crypto.zig
index 4c552df4bdd2877c9b858731ff03ea9bedbf1e64..0c50efba4c7ae48379828c87280a1e3eac41d677 100644
--- a/lib/std/crypto.zig
+++ b/lib/std/crypto.zig
@@ -282,6 +282,8 @@ test {
     _ = aead.aes_ocb.Aes128Ocb;
     _ = aead.aes_ocb.Aes256Ocb;
 
+    _ = aead.aes_ccm;
+
     _ = aead.chacha_poly.ChaCha20Poly1305;
     _ = aead.chacha_poly.ChaCha12Poly1305;
     _ = aead.chacha_poly.ChaCha8Poly1305;
@@ -294,6 +296,7 @@ test {
 
     _ = auth.hmac;
     _ = auth.cmac;
+    _ = auth.cbc_mac;
     _ = auth.siphash;
 
     _ = core.aes;
diff --git a/lib/std/crypto/aes_ccm.zig b/lib/std/crypto/aes_ccm.zig
index 2f14e61d6092054858c3e3bb5c4cfd3a706a3519..a06ce51221c0926664669fc76e86d83d1c1bc7a9 100644
--- a/lib/std/crypto/aes_ccm.zig
+++ b/lib/std/crypto/aes_ccm.zig
@@ -823,7 +823,7 @@ test "Aes128Ccm0 - IEEE 802.15.4 Data Frame (Encryption-only)" {
     var plaintext: [4]u8 = undefined;
     _ = try hexToBytes(&plaintext, "61626364");
     var ad: [26]u8 = undefined;
-    _ = try hexToBytes(&ad, "69DC84214302000000004DEAC010000000048DEAC04050000");
+    _ = try hexToBytes(&ad, "69DC842143020000000048DEAC010000000048DEAC0405000000");
 
     // Expected ciphertext from IEEE spec
     var expected_ciphertext: [4]u8 = undefined;
-- 
2.54.0