diff options
author | Valentin Bartenev <vbart@nginx.com> | 2015-10-26 17:46:16 +0300 |
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committer | Valentin Bartenev <vbart@nginx.com> | 2015-10-26 17:46:16 +0300 |
commit | d418b92cdcc869c39eff75d90e62182352d6978e (patch) | |
tree | a250b05fcb2fe61dcdea3b45a3f5cd9ee41e3483 | |
parent | 3565680d94501330d0d6d1d539eb7538a681b425 (diff) |
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.
-rw-r--r-- | src/http/v2/ngx_http_v2_filter_module.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/http/v2/ngx_http_v2_filter_module.c b/src/http/v2/ngx_http_v2_filter_module.c index 2d1ced6a..a866cdef 100644 --- 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) |