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comparison src/event/ngx_event_quic.h @ 8182:b28ea685a56e quic

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Moved all QUIC code into ngx_event_quic.c Introduced ngx_quic_input() and ngx_quic_output() as interface between nginx and protocol. They are the only functions that are exported. While there, added copyrights.
author Vladimir Homutov <vl@nginx.com>
date Fri, 28 Feb 2020 16:23:25 +0300
parents 3cb4f16426a5
children 4ae9ac69ab93
comparison
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8181:3cb4f16426a5 8182:b28ea685a56e
1 1
2 /* 2 /*
3 * 3 * Copyright (C) Nginx, Inc.
4 */ 4 */
5 5
6 6
7 #ifndef _NGX_EVENT_QUIC_H_INCLUDED_ 7 #ifndef _NGX_EVENT_QUIC_H_INCLUDED_
8 #define _NGX_EVENT_QUIC_H_INCLUDED_ 8 #define _NGX_EVENT_QUIC_H_INCLUDED_
9 9
10 10
11 #include <ngx_event_openssl.h> 11 #include <ngx_event_openssl.h>
12 12
13 #define quic_version 0xff000018 13 /* TODO: get rid somehow of ssl argument? */
14 ngx_int_t ngx_quic_input(ngx_connection_t *c, ngx_ssl_t *ssl, ngx_buf_t *b);
15 ngx_int_t ngx_quic_output(ngx_connection_t *c);
16
17 void ngx_quic_init_ssl_methods(SSL_CTX* ctx);
14 18
15 19
16 typedef struct {
17 ngx_str_t secret;
18 ngx_str_t key;
19 ngx_str_t iv;
20 ngx_str_t hp;
21 } ngx_quic_secret_t;
22
23
24 struct ngx_quic_connection_s {
25 ngx_str_t scid;
26 ngx_str_t dcid;
27 ngx_str_t token;
28
29 ngx_quic_secret_t client_in;
30 ngx_quic_secret_t client_hs;
31 ngx_quic_secret_t client_ad;
32 ngx_quic_secret_t server_in;
33 ngx_quic_secret_t server_hs;
34 ngx_quic_secret_t server_ad;
35 };
36
37
38 uint64_t ngx_quic_parse_pn(u_char **pos, ngx_int_t len, u_char *mask);
39 uint64_t ngx_quic_parse_int(u_char **pos);
40 void ngx_quic_build_int(u_char **pos, uint64_t value);
41
42 ngx_int_t ngx_hkdf_extract(u_char *out_key, size_t *out_len,
43 const EVP_MD *digest, const u_char *secret, size_t secret_len,
44 const u_char *salt, size_t salt_len);
45 ngx_int_t ngx_hkdf_expand(u_char *out_key, size_t out_len,
46 const EVP_MD *digest, const u_char *prk, size_t prk_len,
47 const u_char *info, size_t info_len);
48
49 ngx_int_t ngx_quic_hkdf_expand(ngx_connection_t *c, const EVP_MD *digest,
50 ngx_str_t *out, ngx_str_t *label, const uint8_t *prk, size_t prk_len);
51
52 ngx_int_t ngx_quic_tls_open(ngx_connection_t *c,
53 const EVP_CIPHER *cipher, ngx_quic_secret_t *s, ngx_str_t *out,
54 u_char *nonce, ngx_str_t *in, ngx_str_t *ad);
55 ngx_int_t ngx_quic_tls_seal(ngx_connection_t *c,
56 const EVP_CIPHER *cipher, ngx_quic_secret_t *s, ngx_str_t *out,
57 u_char *nonce, ngx_str_t *in, ngx_str_t *ad);
58
59 ngx_int_t
60 ngx_quic_tls_hp(ngx_connection_t *c, const EVP_CIPHER *cipher,
61 ngx_quic_secret_t *s, u_char *out, u_char *in);
62
63
64 #if (NGX_HAVE_NONALIGNED)
65
66 #define ngx_quic_parse_uint16(p) ntohs(*(uint16_t *) (p))
67 #define ngx_quic_parse_uint32(p) ntohl(*(uint32_t *) (p))
68
69 #else
70
71 #define ngx_quic_parse_uint16(p) ((p)[0] << 8 | (p)[1])
72 #define ngx_quic_parse_uint32(p) \
73 ((uint32_t) (p)[0] << 24 | (p)[1] << 16 | (p)[2] << 8 | (p)[3])
74
75 #endif
76
77
78 #define ngx_quic_write_uint16_aligned(p, s) \
79 (*(uint16_t *) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t))
80 #define ngx_quic_write_uint32_aligned(p, s) \
81 (*(uint32_t *) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t))
82
83 #if (NGX_HAVE_NONALIGNED)
84
85 #define ngx_quic_write_uint16 ngx_quic_write_uint16_aligned
86 #define ngx_quic_write_uint32 ngx_quic_write_uint32_aligned
87
88 #else
89
90 #define ngx_quic_write_uint16(p, s) \
91 ((p)[0] = (u_char) ((s) >> 8), \
92 (p)[1] = (u_char) (s), \
93 (p) + sizeof(uint16_t))
94
95 #define ngx_quic_write_uint32(p, s) \
96 ((p)[0] = (u_char) ((s) >> 24), \
97 (p)[1] = (u_char) ((s) >> 16), \
98 (p)[2] = (u_char) ((s) >> 8), \
99 (p)[3] = (u_char) (s), \
100 (p) + sizeof(uint32_t))
101
102 #endif
103
104 #endif /* _NGX_EVENT_QUIC_H_INCLUDED_ */ 20 #endif /* _NGX_EVENT_QUIC_H_INCLUDED_ */