Mercurial > hg > nginx-ranges
view src/core/ngx_crc.h @ 501:98143f74eb3d NGINX_0_7_58
nginx 0.7.58
*) Feature: a "listen" directive of the mail proxy module supports IPv6.
*) Feature: the "image_filter_jpeg_quality" directive.
*) Feature: the "client_body_in_single_buffer" directive.
*) Feature: the $request_body variable.
*) Bugfix: in ngx_http_autoindex_module in file name links having a ":"
symbol in the name.
*) Bugfix: "make upgrade" procedure did not work; the bug had appeared
in 0.7.53.
Thanks to Denis F. Latypoff.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Mon, 18 May 2009 00:00:00 +0400 |
parents | fbf2b2f66c9f |
children |
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/* * Copyright (C) Igor Sysoev */ #ifndef _NGX_CRC_H_INCLUDED_ #define _NGX_CRC_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> /* 32-bit crc16 */ static ngx_inline uint32_t ngx_crc(u_char *data, size_t len) { uint32_t sum; for (sum = 0; len; len--) { /* * gcc 2.95.2 x86 and icc 7.1.006 compile * that operator into the single "rol" opcode, * msvc 6.0sp2 compiles it into four opcodes. */ sum = sum >> 1 | sum << 31; sum += *data++; } return sum; } #endif /* _NGX_CRC_H_INCLUDED_ */