Mercurial > hg > nginx-quic
annotate src/core/ngx_sha1.h @ 8509:5b0c229ba5fe quic
QUIC: fixed padding calculation.
Sometimes, QUIC packets need to be of certain (or minimal) size. This is
achieved by adding PADDING frames. It is possible, that adding padding will
affect header size, thus forcing us to recalculate padding size once more.
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Mon, 05 Jul 2021 13:17:10 +0300 |
parents | 9eefb38f0005 |
children |
rev | line source |
---|---|
1573 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4412 | 4 * Copyright (C) Nginx, Inc. |
1573 | 5 */ |
6 | |
7 | |
8 #ifndef _NGX_SHA1_H_INCLUDED_ | |
9 #define _NGX_SHA1_H_INCLUDED_ | |
10 | |
11 | |
12 #include <ngx_config.h> | |
13 #include <ngx_core.h> | |
14 | |
15 | |
6586
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
16 typedef struct { |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
17 uint64_t bytes; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
18 uint32_t a, b, c, d, e, f; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
19 u_char buffer[64]; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
20 } ngx_sha1_t; |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
21 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
22 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
23 void ngx_sha1_init(ngx_sha1_t *ctx); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
24 void ngx_sha1_update(ngx_sha1_t *ctx, const void *data, size_t size); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
25 void ngx_sha1_final(u_char result[20], ngx_sha1_t *ctx); |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
26 |
1064ea81ed3a
An internal SHA1 implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
27 |
1573 | 28 #endif /* _NGX_SHA1_H_INCLUDED_ */ |