Mercurial > hg > nginx
view src/core/ngx_md5.h @ 8043:1afd19dc7161
Mp4: fixed potential overflow in ngx_http_mp4_crop_stts_data().
Both "count" and "duration" variables are 32-bit, so their product might
potentially overflow. It is used to reduce 64-bit start_time variable,
and with very large start_time this can result in incorrect seeking.
Found by Coverity (CID 1499904).
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Tue, 07 Jun 2022 21:58:52 +0300 |
parents | 9eefb38f0005 |
children |
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/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #ifndef _NGX_MD5_H_INCLUDED_ #define _NGX_MD5_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> typedef struct { uint64_t bytes; uint32_t a, b, c, d; u_char buffer[64]; } ngx_md5_t; void ngx_md5_init(ngx_md5_t *ctx); void ngx_md5_update(ngx_md5_t *ctx, const void *data, size_t size); void ngx_md5_final(u_char result[16], ngx_md5_t *ctx); #endif /* _NGX_MD5_H_INCLUDED_ */