details: http://hg.nginx.org/nginx/rev/3dfe9444324b
branches:
changeset: 7209:3dfe9444324b
user: Maxim Dounin <mdou...@mdounin.ru>
date: Thu Feb 15 19:06:22 2018 +0300
description:
HTTP/2: precalculate hash for "Cookie".
There is no need to calculate hashes of static strings at runtime. The
ngx_hash() macro can be used to do it during compilation instead, similarly
to how it is done in ngx_http_proxy_module.c for "Server" and "Date" headers.
diffstat:
src/http/v2/ngx_http_v2.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diffs (13 lines):
diff --git a/src/http/v2/ngx_http_v2.c b/src/http/v2/ngx_http_v2.c
--- a/src/http/v2/ngx_http_v2.c
+++ b/src/http/v2/ngx_http_v2.c
@@ -3698,7 +3698,8 @@ ngx_http_v2_construct_cookie_header(ngx_
return NGX_ERROR;
}
- h->hash = ngx_hash_key(cookie.data, cookie.len);
+ h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash(
+ ngx_hash('c', 'o'), 'o'), 'k'), 'i'), 'e');
h->key.len = cookie.len;
h->key.data = cookie.data;
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