Re: [PATCH iproute2-next v2] lib/bpf_legacy: Use userspace SHA-1 code instead of AF_ALG
From: Stephen Hemminger <stephen@networkplumber.org>
Date: 2025-11-12 20:12:16
Also in:
bpf, linux-crypto
On Mon, 29 Sep 2025 12:46:48 -0700 Eric Biggers [off-list ref] wrote:
quoted hunk ↗ jump to hunk
diff --git a/lib/sha1.c b/lib/sha1.c new file mode 100644 index 00000000..1aa8fd83 --- /dev/null +++ b/lib/sha1.c@@ -0,0 +1,108 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * SHA-1 message digest algorithm + * + * Copyright 2025 Google LLC + */
Not a big fan of having actual crypto in iproute2. It creates even more technical debt. Is there another crypto library that could be used? Better yet, is there a reason legacy BPF code needs to still exist in current iproute2? When was the cut over.