Mercurial > hg > nginx-quic
view src/core/ngx_crc.h @ 467:bbd6b0b4a2b1 release-0.1.8
nginx-0.1.8-RELEASE import
*) Bugfix: in the ngx_http_autoindex_module if the long file names were
in the listing.
*) Feature: the "^~" modifier in the location directive.
*) Feature: the proxy_max_temp_file_size directive.
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Sat, 20 Nov 2004 19:52:20 +0000 |
parents | 42d11f017717 |
children | 5622cdd48e5b |
line wrap: on
line source
/* * Copyright (C) Igor Sysoev */ #ifndef _NGX_CRC_H_INCLUDED_ #define _NGX_CRC_H_INCLUDED_ /* 32-bit crc16 */ static ngx_inline uint32_t ngx_crc(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_ */