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view src/core/ngx_sha1.h @ 6671:6b1b8c4b7a95

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Realip: fixed uninitialized memory access. Previously, the realip module could be left with uninitialized context after an error in the ngx_http_realip_set_addr() function. That context could be later accessed by $realip_remote_addr and $realip_remote_port variable handlers.
author Roman Arutyunyan <arut@nginx.com>
date Thu, 01 Sep 2016 14:33:51 +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_ */