From: Frédéric Lécaille <flecaille@haproxy.com>
Date: Mon, 5 Jun 2023 09:41:58 +0000 (+0200)
Subject: MINOR: quic: Export some KDF functions (QUIC-TLS)
X-Git-Tag: v2.9-dev2~11
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e3991e03cc43838bb40006caa512fd05bf6bbb7e;p=thirdparty%2Fhaproxy.git

MINOR: quic: Export some KDF functions (QUIC-TLS)

quic_hkdf_expand() and quic_hkdf_expand_label() must be used by the QUIC OpenSSL
wrapper.
---

diff --git a/include/haproxy/quic_tls.h b/include/haproxy/quic_tls.h
index c9c705b08f..7056a43564 100644
--- a/include/haproxy/quic_tls.h
+++ b/include/haproxy/quic_tls.h
@@ -88,6 +88,16 @@ int quic_tls_derive_retry_token_secret(const EVP_MD *md,
                                        const unsigned char *salt, size_t saltlen,
                                        const unsigned char *secret, size_t secretlen);
 
+int quic_hkdf_expand(const EVP_MD *md,
+                     unsigned char *buf, size_t buflen,
+                     const unsigned char *key, size_t keylen,
+                     const unsigned char *label, size_t labellen);
+
+int quic_hkdf_expand_label(const EVP_MD *md,
+                           unsigned char *buf, size_t buflen,
+                           const unsigned char *key, size_t keylen,
+                           const unsigned char *label, size_t labellen);
+
 int quic_hkdf_extract_and_expand(const EVP_MD *md,
                                  unsigned char *buf, size_t buflen,
                                  const unsigned char *key, size_t keylen,