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view src/core/ngx_sha1.h @ 6396:dcfe355dfda4

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HTTP/2: fixed undefined behavior in ngx_http_v2_huff_encode(). When the "pending" value is zero, the "buf" will be right shifted by the width of its type, which results in undefined behavior. Found by Coverity (CID 1352150).
author Valentin Bartenev <vbart@nginx.com>
date Fri, 12 Feb 2016 16:36:20 +0300
parents d620f497c50f
children 1064ea81ed3a
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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>


#if (NGX_HAVE_OPENSSL_SHA1_H)
#include <openssl/sha.h>
#else
#include <sha.h>
#endif


typedef SHA_CTX  ngx_sha1_t;


#define ngx_sha1_init    SHA1_Init
#define ngx_sha1_update  SHA1_Update
#define ngx_sha1_final   SHA1_Final


#endif /* _NGX_SHA1_H_INCLUDED_ */