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diff src/event/quic/ngx_event_quic_protection.h @ 9126:29a6c0e11f75

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QUIC: a new constant for AEAD tag length. Previously used constant EVP_GCM_TLS_TAG_LEN had misleading name since it was used not only with GCM, but also with CHACHAPOLY. Now a new constant NGX_QUIC_TAG_LEN introduced. Luckily all AEAD algorithms used by QUIC have the same tag length of 16.
author Roman Arutyunyan <arut@nginx.com>
date Fri, 09 Jun 2023 10:25:54 +0400
parents 7da4791e0264
children 756ab66de10e
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line diff
--- a/src/event/quic/ngx_event_quic_protection.h
+++ b/src/event/quic/ngx_event_quic_protection.h
@@ -16,8 +16,9 @@
 
 #define NGX_QUIC_ENCRYPTION_LAST  ((ssl_encryption_application) + 1)
 
-/* RFC 5116, 5.1 and RFC 8439, 2.3 for all supported ciphers */
+/* RFC 5116, 5.1 and RFC 8439, 2.3/2.5 for all supported ciphers */
 #define NGX_QUIC_IV_LEN               12
+#define NGX_QUIC_TAG_LEN              16
 
 /* largest hash used in TLS is SHA-384 */
 #define NGX_QUIC_MAX_MD_SIZE          48