Mercurial > hg > nginx-ranges
annotate src/core/ngx_crc.h @ 76:da9a3b14312d NGINX_0_1_38
nginx 0.1.38
*) Feature: the "limit_rate" directive is supported in in proxy and
FastCGI mode.
*) Feature: the "X-Accel-Limit-Rate" response header line is supported
in proxy and FastCGI mode.
*) Feature: the "break" directive.
*) Feature: the "log_not_found" directive.
*) Bugfix: the response status code was not changed when request was
redirected by the ""X-Accel-Redirect" header line.
*) Bugfix: the variables set by the "set" directive could not be used
in SSI.
*) Bugfix: the segmentation fault may occurred if the SSI page has more
than one remote subrequest.
*) Bugfix: nginx treated the backend response as invalid if the status
line in the header was transferred in two packets; bug appeared in
0.1.29.
*) Feature: the "ssi_types" directive.
*) Feature: the "autoindex_exact_size" directive.
*) Bugfix: the ngx_http_autoindex_module did not support the long file
names in UTF-8.
*) Feature: the IMAP/POP3 proxy.
author | Igor Sysoev <http://sysoev.ru> |
---|---|
date | Fri, 08 Jul 2005 00:00:00 +0400 |
parents | 74b1868dd3cd |
children | acd2ec3541cb |
rev | line source |
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0 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #ifndef _NGX_CRC_H_INCLUDED_ | |
8 #define _NGX_CRC_H_INCLUDED_ | |
9 | |
10 | |
11 /* 32-bit crc16 */ | |
12 | |
16 | 13 static ngx_inline uint32_t ngx_crc(char *data, size_t len) |
0 | 14 { |
15 uint32_t sum; | |
16 | |
17 for (sum = 0; len; len--) { | |
18 | |
19 /* | |
20 * gcc 2.95.2 x86 and icc 7.1.006 compile that operator | |
21 * into the single "rol" opcode. | |
22 * msvc 6.0sp2 compiles it into four opcodes. | |
23 */ | |
24 sum = sum >> 1 | sum << 31; | |
25 | |
26 sum += *data++; | |
27 } | |
28 | |
29 return sum; | |
30 } | |
31 | |
32 | |
33 #endif /* _NGX_CRC_H_INCLUDED_ */ |