Mercurial > hg > nginx-vendor-0-5
view src/core/ngx_crc32.h @ 298:30862655219e NGINX_0_5_19
nginx 0.5.19
*) Change: now the $request_time variable has millisecond precision.
*) Change: the method $r->rflush of ngx_http_perl_module was renamed to
the $r->flush.
*) Feature: the $upstream_addr variable.
*) Feature: the "proxy_headers_hash_max_size" and
"proxy_headers_hash_bucket_size" directives.
Thanks to Volodymyr Kostyrko.
*) Bugfix: the files more than 2G could not be transferred using
sendfile and limit_rate on 64-bit platforms.
*) Bugfix: the files more than 2G could not be transferred using
sendfile on 64-bit Linux.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Tue, 24 Apr 2007 00:00:00 +0400 |
parents | 6eb1e38f0f1f |
children |
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/* * Copyright (C) Igor Sysoev */ #ifndef _NGX_CRC32_H_INCLUDED_ #define _NGX_CRC32_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> extern uint32_t *ngx_crc32_table_short; extern uint32_t ngx_crc32_table256[]; static ngx_inline uint32_t ngx_crc32_short(u_char *p, size_t len) { u_char c; uint32_t crc; crc = 0xffffffff; while (len--) { c = *p++; crc = ngx_crc32_table_short[(crc ^ (c & 0xf)) & 0xf] ^ (crc >> 4); crc = ngx_crc32_table_short[(crc ^ (c >> 4)) & 0xf] ^ (crc >> 4); } return crc ^ 0xffffffff; } static ngx_inline uint32_t ngx_crc32_long(u_char *p, size_t len) { uint32_t crc; crc = 0xffffffff; while (len--) { crc = ngx_crc32_table256[(crc ^ *p++) & 0xff] ^ (crc >> 8); } return crc ^ 0xffffffff; } ngx_int_t ngx_crc32_init(void); #endif /* _NGX_CRC32_H_INCLUDED_ */