1/*
2 * nghttp2 - HTTP/2 C Library
3 *
4 * Copyright (c) 2014 Tatsuhiro Tsujikawa
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be
15 * included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25#include "nghttp2_priority_spec.h"
26
27void nghttp2_priority_spec_init(nghttp2_priority_spec *pri_spec,
28                                int32_t stream_id, int32_t weight,
29                                int exclusive) {
30  pri_spec->stream_id = stream_id;
31  pri_spec->weight = weight;
32  pri_spec->exclusive = exclusive != 0;
33}
34
35void nghttp2_priority_spec_default_init(nghttp2_priority_spec *pri_spec) {
36  pri_spec->stream_id = 0;
37  pri_spec->weight = NGHTTP2_DEFAULT_WEIGHT;
38  pri_spec->exclusive = 0;
39}
40
41int nghttp2_priority_spec_check_default(const nghttp2_priority_spec *pri_spec) {
42  return pri_spec->stream_id == 0 &&
43         pri_spec->weight == NGHTTP2_DEFAULT_WEIGHT && pri_spec->exclusive == 0;
44}
45
46void nghttp2_priority_spec_normalize_weight(nghttp2_priority_spec *pri_spec) {
47  if (pri_spec->weight < NGHTTP2_MIN_WEIGHT) {
48    pri_spec->weight = NGHTTP2_MIN_WEIGHT;
49  } else if (pri_spec->weight > NGHTTP2_MAX_WEIGHT) {
50    pri_spec->weight = NGHTTP2_MAX_WEIGHT;
51  }
52}
53