Mercurial > hg > nginx
diff src/http/v2/ngx_http_v2_filter_module.c @ 6279:c72eaf694d99
HTTP/2: improved the ngx_http_v2_integer_octets(v) macro.
Previously, it didn't work well for 0, 127, and 128, returning less than needed.
author | Valentin Bartenev <vbart@nginx.com> |
---|---|
date | Mon, 26 Oct 2015 17:46:16 +0300 |
parents | b930e598a199 |
children | f72d3129cd35 |
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--- a/src/http/v2/ngx_http_v2_filter_module.c +++ b/src/http/v2/ngx_http_v2_filter_module.c @@ -12,7 +12,12 @@ #include <ngx_http_v2_module.h> -#define ngx_http_v2_integer_octets(v) (((v) + 127) / 128) +/* + * This returns precise number of octets for values in range 0..253 + * and estimate number for the rest, but not smaller than required. + */ + +#define ngx_http_v2_integer_octets(v) (1 + (v) / 127) #define ngx_http_v2_literal_size(h) \ (ngx_http_v2_integer_octets(sizeof(h) - 1) + sizeof(h) - 1)