Mercurial > hg > nginx-quic
view src/core/ngx_sha1.h @ 8081:9aedab0f0dff quic
QUIC: check that the packet length is of at least sample size.
From quic-tls draft, section 5.4.2:
An endpoint MUST discard packets that are not long enough to contain
a complete sample.
The check includes the Packet Number field assumed to be 4 bytes long.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Tue, 08 Sep 2020 13:28:56 +0300 |
parents | 9eefb38f0005 |
children |
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/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #ifndef _NGX_SHA1_H_INCLUDED_ #define _NGX_SHA1_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> typedef struct { uint64_t bytes; uint32_t a, b, c, d, e, f; u_char buffer[64]; } ngx_sha1_t; void ngx_sha1_init(ngx_sha1_t *ctx); void ngx_sha1_update(ngx_sha1_t *ctx, const void *data, size_t size); void ngx_sha1_final(u_char result[20], ngx_sha1_t *ctx); #endif /* _NGX_SHA1_H_INCLUDED_ */