Mercurial > hg > nginx
annotate src/event/quic/ngx_event_quic_protection.c @ 8755:b4e6b7049984 quic
QUIC: normalize header inclusion.
Stop including QUIC headers with no user-serviceable parts inside.
This allows to provide a much cleaner QUIC interface. To cope with that,
ngx_quic_derive_key() is now explicitly exported for v3 and quic modules.
Additionally, this completely hides the ngx_quic_keys_t internal type.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Tue, 13 Apr 2021 12:38:34 +0300 |
parents | c0cd180308e4 |
children | 4715f3e669f1 |
rev | line source |
---|---|
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
2 /* |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
3 * Copyright (C) Nginx, Inc. |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
4 */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
5 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
6 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
7 #include <ngx_config.h> |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
8 #include <ngx_core.h> |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
9 #include <ngx_event.h> |
8755
b4e6b7049984
QUIC: normalize header inclusion.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8739
diff
changeset
|
10 #include <ngx_event_quic_connection.h> |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
11 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
12 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
13 #define NGX_QUIC_IV_LEN 12 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
14 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
15 #define NGX_AES_128_GCM_SHA256 0x1301 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
16 #define NGX_AES_256_GCM_SHA384 0x1302 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
17 #define NGX_CHACHA20_POLY1305_SHA256 0x1303 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
18 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
19 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
20 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
21 #define ngx_quic_cipher_t EVP_AEAD |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
22 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
23 #define ngx_quic_cipher_t EVP_CIPHER |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
24 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
25 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
26 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
27 typedef struct { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
28 const ngx_quic_cipher_t *c; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
29 const EVP_CIPHER *hp; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
30 const EVP_MD *d; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
31 } ngx_quic_ciphers_t; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
32 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
33 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
34 typedef struct ngx_quic_secret_s { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
35 ngx_str_t secret; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
36 ngx_str_t key; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
37 ngx_str_t iv; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
38 ngx_str_t hp; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
39 } ngx_quic_secret_t; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
40 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
41 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
42 typedef struct { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
43 ngx_quic_secret_t client; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
44 ngx_quic_secret_t server; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
45 } ngx_quic_secrets_t; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
46 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
47 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
48 struct ngx_quic_keys_s { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
49 ngx_quic_secrets_t secrets[NGX_QUIC_ENCRYPTION_LAST]; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
50 ngx_quic_secrets_t next_key; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
51 ngx_uint_t cipher; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
52 }; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
53 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
54 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
55 static ngx_int_t ngx_hkdf_expand(u_char *out_key, size_t out_len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
56 const EVP_MD *digest, const u_char *prk, size_t prk_len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
57 const u_char *info, size_t info_len); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
58 static ngx_int_t ngx_hkdf_extract(u_char *out_key, size_t *out_len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
59 const EVP_MD *digest, const u_char *secret, size_t secret_len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
60 const u_char *salt, size_t salt_len); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
61 |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
62 static uint64_t ngx_quic_parse_pn(u_char **pos, ngx_int_t len, u_char *mask, |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
63 uint64_t *largest_pn); |
8310
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
64 static void ngx_quic_compute_nonce(u_char *nonce, size_t len, uint64_t pn); |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
65 static ngx_int_t ngx_quic_ciphers(ngx_uint_t id, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
66 ngx_quic_ciphers_t *ciphers, enum ssl_encryption_level_t level); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
67 |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
68 static ngx_int_t ngx_quic_tls_open(const ngx_quic_cipher_t *cipher, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
69 ngx_quic_secret_t *s, ngx_str_t *out, u_char *nonce, ngx_str_t *in, |
8287 | 70 ngx_str_t *ad, ngx_log_t *log); |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
71 static ngx_int_t ngx_quic_tls_seal(const ngx_quic_cipher_t *cipher, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
72 ngx_quic_secret_t *s, ngx_str_t *out, u_char *nonce, ngx_str_t *in, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
73 ngx_str_t *ad, ngx_log_t *log); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
74 static ngx_int_t ngx_quic_tls_hp(ngx_log_t *log, const EVP_CIPHER *cipher, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
75 ngx_quic_secret_t *s, u_char *out, u_char *in); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
76 static ngx_int_t ngx_quic_hkdf_expand(ngx_pool_t *pool, const EVP_MD *digest, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
77 ngx_str_t *out, ngx_str_t *label, const uint8_t *prk, size_t prk_len); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
78 |
8644
e953bd2c5bb3
QUIC: merged create_long/short_packet() functions.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8643
diff
changeset
|
79 static ngx_int_t ngx_quic_create_packet(ngx_quic_header_t *pkt, |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
80 ngx_str_t *res); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
81 static ngx_int_t ngx_quic_create_retry_packet(ngx_quic_header_t *pkt, |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
82 ngx_str_t *res); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
83 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
84 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
85 static ngx_int_t |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
86 ngx_quic_ciphers(ngx_uint_t id, ngx_quic_ciphers_t *ciphers, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
87 enum ssl_encryption_level_t level) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
88 { |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
89 ngx_int_t len; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
90 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
91 if (level == ssl_encryption_initial) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
92 id = NGX_AES_128_GCM_SHA256; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
93 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
94 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
95 switch (id) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
96 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
97 case NGX_AES_128_GCM_SHA256: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
98 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
99 ciphers->c = EVP_aead_aes_128_gcm(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
100 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
101 ciphers->c = EVP_aes_128_gcm(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
102 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
103 ciphers->hp = EVP_aes_128_ctr(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
104 ciphers->d = EVP_sha256(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
105 len = 16; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
106 break; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
107 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
108 case NGX_AES_256_GCM_SHA384: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
109 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
110 ciphers->c = EVP_aead_aes_256_gcm(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
111 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
112 ciphers->c = EVP_aes_256_gcm(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
113 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
114 ciphers->hp = EVP_aes_256_ctr(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
115 ciphers->d = EVP_sha384(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
116 len = 32; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
117 break; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
118 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
119 case NGX_CHACHA20_POLY1305_SHA256: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
120 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
121 ciphers->c = EVP_aead_chacha20_poly1305(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
122 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
123 ciphers->c = EVP_chacha20_poly1305(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
124 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
125 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
126 ciphers->hp = (const EVP_CIPHER *) EVP_aead_chacha20_poly1305(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
127 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
128 ciphers->hp = EVP_chacha20(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
129 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
130 ciphers->d = EVP_sha256(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
131 len = 32; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
132 break; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
133 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
134 default: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
135 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
136 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
137 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
138 return len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
139 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
140 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
141 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
142 ngx_int_t |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
143 ngx_quic_keys_set_initial_secret(ngx_pool_t *pool, ngx_quic_keys_t *keys, |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
144 ngx_str_t *secret, uint32_t version) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
145 { |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
146 size_t is_len; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
147 uint8_t is[SHA256_DIGEST_LENGTH]; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
148 ngx_uint_t i; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
149 const EVP_MD *digest; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
150 const EVP_CIPHER *cipher; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
151 ngx_quic_secret_t *client, *server; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
152 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
153 static const uint8_t salt[20] = |
8678
3443ee341cc1
QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8673
diff
changeset
|
154 "\x38\x76\x2c\xf7\xf5\x59\x34\xb3\x4d\x17" |
3443ee341cc1
QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8673
diff
changeset
|
155 "\x9a\xe6\xa4\xc8\x0c\xad\xcc\xbb\x7f\x0a"; |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
156 static const uint8_t salt29[20] = |
8448
011668fc9efd
Update Initial salt and Retry secret from quic-tls-29.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
157 "\xaf\xbf\xec\x28\x99\x93\xd2\x4c\x9e\x97" |
011668fc9efd
Update Initial salt and Retry secret from quic-tls-29.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
158 "\x86\xf1\x9c\x61\x11\xe0\x43\x90\xa8\x99"; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
159 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
160 client = &keys->secrets[ssl_encryption_initial].client; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
161 server = &keys->secrets[ssl_encryption_initial].server; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
162 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
163 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.3 */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
164 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
165 cipher = EVP_aes_128_gcm(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
166 digest = EVP_sha256(); |
8729
0f8565e0fc76
QUIC: HKDF API compatibility with OpenSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8716
diff
changeset
|
167 is_len = SHA256_DIGEST_LENGTH; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
168 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
169 if (ngx_hkdf_extract(is, &is_len, digest, secret->data, secret->len, |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
170 (version & 0xff000000) ? salt29 : salt, sizeof(salt)) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
171 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
172 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
173 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
174 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
175 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
176 ngx_str_t iss = { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
177 .data = is, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
178 .len = is_len |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
179 }; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
180 |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
181 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, pool->log, 0, |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8694
diff
changeset
|
182 "quic ngx_quic_set_initial_secret"); |
8578
52ad697f9d1c
QUIC: enabled more key-related debug by default.
Vladimir Homutov <vl@nginx.com>
parents:
8565
diff
changeset
|
183 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
184 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pool->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
185 "quic salt len:%uz %*xs", sizeof(salt), sizeof(salt), salt); |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
186 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pool->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
187 "quic initial secret len:%uz %*xs", is_len, is_len, is); |
8359 | 188 #endif |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
189 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
190 /* draft-ietf-quic-tls-23#section-5.2 */ |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
191 client->secret.len = SHA256_DIGEST_LENGTH; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
192 server->secret.len = SHA256_DIGEST_LENGTH; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
193 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
194 client->key.len = EVP_CIPHER_key_length(cipher); |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
195 server->key.len = EVP_CIPHER_key_length(cipher); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
196 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
197 client->hp.len = EVP_CIPHER_key_length(cipher); |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
198 server->hp.len = EVP_CIPHER_key_length(cipher); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
199 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
200 client->iv.len = EVP_CIPHER_iv_length(cipher); |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
201 server->iv.len = EVP_CIPHER_iv_length(cipher); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
202 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
203 struct { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
204 ngx_str_t label; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
205 ngx_str_t *key; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
206 ngx_str_t *prk; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
207 } seq[] = { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
208 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
209 /* draft-ietf-quic-tls-23#section-5.2 */ |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
210 { ngx_string("tls13 client in"), &client->secret, &iss }, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
211 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
212 ngx_string("tls13 quic key"), |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
213 &client->key, |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
214 &client->secret, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
215 }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
216 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
217 ngx_string("tls13 quic iv"), |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
218 &client->iv, |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
219 &client->secret, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
220 }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
221 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
222 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.4.1 */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
223 ngx_string("tls13 quic hp"), |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
224 &client->hp, |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
225 &client->secret, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
226 }, |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
227 { ngx_string("tls13 server in"), &server->secret, &iss }, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
228 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
229 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.3 */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
230 ngx_string("tls13 quic key"), |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
231 &server->key, |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
232 &server->secret, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
233 }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
234 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
235 ngx_string("tls13 quic iv"), |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
236 &server->iv, |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
237 &server->secret, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
238 }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
239 { |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8694
diff
changeset
|
240 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.4.1 */ |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
241 ngx_string("tls13 quic hp"), |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
242 &server->hp, |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
243 &server->secret, |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
244 }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
245 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
246 }; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
247 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
248 for (i = 0; i < (sizeof(seq) / sizeof(seq[0])); i++) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
249 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
250 if (ngx_quic_hkdf_expand(pool, digest, seq[i].key, &seq[i].label, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
251 seq[i].prk->data, seq[i].prk->len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
252 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
253 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
254 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
255 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
256 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
257 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
258 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
259 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
260 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
261 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
262 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
263 ngx_quic_hkdf_expand(ngx_pool_t *pool, const EVP_MD *digest, ngx_str_t *out, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
264 ngx_str_t *label, const uint8_t *prk, size_t prk_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
265 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
266 size_t info_len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
267 uint8_t *p; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
268 uint8_t info[20]; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
269 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
270 if (out->data == NULL) { |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
271 out->data = ngx_pnalloc(pool, out->len); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
272 if (out->data == NULL) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
273 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
274 } |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
275 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
276 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
277 info_len = 2 + 1 + label->len + 1; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
278 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
279 info[0] = 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
280 info[1] = out->len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
281 info[2] = label->len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
282 p = ngx_cpymem(&info[3], label->data, label->len); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
283 *p = '\0'; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
284 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
285 if (ngx_hkdf_expand(out->data, out->len, digest, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
286 prk, prk_len, info, info_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
287 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
288 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
289 ngx_ssl_error(NGX_LOG_INFO, pool->log, 0, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
290 "ngx_hkdf_expand(%V) failed", label); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
291 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
292 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
293 |
8359 | 294 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
295 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pool->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
296 "quic expand %V key len:%uz %xV", label, out->len, out); |
8359 | 297 #endif |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
298 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
299 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
300 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
301 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
302 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
303 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
304 ngx_hkdf_expand(u_char *out_key, size_t out_len, const EVP_MD *digest, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
305 const uint8_t *prk, size_t prk_len, const u_char *info, size_t info_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
306 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
307 #ifdef OPENSSL_IS_BORINGSSL |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
308 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
309 if (HKDF_expand(out_key, out_len, digest, prk, prk_len, info, info_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
310 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
311 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
312 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
313 } |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
314 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
315 return NGX_OK; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
316 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
317 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
318 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
319 EVP_PKEY_CTX *pctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
320 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
321 pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL); |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
322 if (pctx == NULL) { |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
323 return NGX_ERROR; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
324 } |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
325 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
326 if (EVP_PKEY_derive_init(pctx) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
327 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
328 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
329 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
330 if (EVP_PKEY_CTX_hkdf_mode(pctx, EVP_PKEY_HKDEF_MODE_EXPAND_ONLY) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
331 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
332 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
333 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
334 if (EVP_PKEY_CTX_set_hkdf_md(pctx, digest) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
335 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
336 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
337 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
338 if (EVP_PKEY_CTX_set1_hkdf_key(pctx, prk, prk_len) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
339 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
340 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
341 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
342 if (EVP_PKEY_CTX_add1_hkdf_info(pctx, info, info_len) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
343 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
344 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
345 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
346 if (EVP_PKEY_derive(pctx, out_key, &out_len) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
347 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
348 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
349 |
8739
c0cd180308e4
QUIC: fixed memory leak in ngx_hkdf_extract()/ngx_hkdf_expand().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8729
diff
changeset
|
350 EVP_PKEY_CTX_free(pctx); |
c0cd180308e4
QUIC: fixed memory leak in ngx_hkdf_extract()/ngx_hkdf_expand().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8729
diff
changeset
|
351 |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
352 return NGX_OK; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
353 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
354 failed: |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
355 |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
356 EVP_PKEY_CTX_free(pctx); |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
357 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
358 return NGX_ERROR; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
359 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
360 #endif |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
361 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
362 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
363 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
364 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
365 ngx_hkdf_extract(u_char *out_key, size_t *out_len, const EVP_MD *digest, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
366 const u_char *secret, size_t secret_len, const u_char *salt, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
367 size_t salt_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
368 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
369 #ifdef OPENSSL_IS_BORINGSSL |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
370 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
371 if (HKDF_extract(out_key, out_len, digest, secret, secret_len, salt, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
372 salt_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
373 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
374 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
375 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
376 } |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
377 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
378 return NGX_OK; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
379 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
380 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
381 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
382 EVP_PKEY_CTX *pctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
383 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
384 pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL); |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
385 if (pctx == NULL) { |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
386 return NGX_ERROR; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
387 } |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
388 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
389 if (EVP_PKEY_derive_init(pctx) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
390 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
391 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
392 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
393 if (EVP_PKEY_CTX_hkdf_mode(pctx, EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
394 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
395 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
396 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
397 if (EVP_PKEY_CTX_set_hkdf_md(pctx, digest) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
398 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
399 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
400 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
401 if (EVP_PKEY_CTX_set1_hkdf_key(pctx, secret, secret_len) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
402 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
403 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
404 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
405 if (EVP_PKEY_CTX_set1_hkdf_salt(pctx, salt, salt_len) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
406 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
407 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
408 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
409 if (EVP_PKEY_derive(pctx, out_key, out_len) <= 0) { |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
410 goto failed; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
411 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
412 |
8739
c0cd180308e4
QUIC: fixed memory leak in ngx_hkdf_extract()/ngx_hkdf_expand().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8729
diff
changeset
|
413 EVP_PKEY_CTX_free(pctx); |
c0cd180308e4
QUIC: fixed memory leak in ngx_hkdf_extract()/ngx_hkdf_expand().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8729
diff
changeset
|
414 |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
415 return NGX_OK; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
416 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
417 failed: |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
418 |
8716
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
419 EVP_PKEY_CTX_free(pctx); |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
420 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
421 return NGX_ERROR; |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
422 |
1c48629cfa74
QUIC: added error handling to ngx_hkdf_extract()/ngx_hkdf_expand().
Vladimir Homutov <vl@nginx.com>
parents:
8710
diff
changeset
|
423 #endif |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
424 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
425 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
426 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
427 static ngx_int_t |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
428 ngx_quic_tls_open(const ngx_quic_cipher_t *cipher, ngx_quic_secret_t *s, |
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
429 ngx_str_t *out, u_char *nonce, ngx_str_t *in, ngx_str_t *ad, |
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
430 ngx_log_t *log) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
431 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
432 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
433 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
434 EVP_AEAD_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
435 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
436 ctx = EVP_AEAD_CTX_new(cipher, s->key.data, s->key.len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
437 EVP_AEAD_DEFAULT_TAG_LENGTH); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
438 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
439 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_AEAD_CTX_new() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
440 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
441 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
442 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
443 if (EVP_AEAD_CTX_open(ctx, out->data, &out->len, out->len, nonce, s->iv.len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
444 in->data, in->len, ad->data, ad->len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
445 != 1) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
446 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
447 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
448 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_AEAD_CTX_open() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
449 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
450 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
451 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
452 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
453 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
454 int len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
455 u_char *tag; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
456 EVP_CIPHER_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
457 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
458 ctx = EVP_CIPHER_CTX_new(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
459 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
460 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_CIPHER_CTX_new() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
461 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
462 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
463 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
464 if (EVP_DecryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
465 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
466 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_DecryptInit_ex() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
467 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
468 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
469 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
470 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, s->iv.len, NULL) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
471 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
472 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
473 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
474 ngx_ssl_error(NGX_LOG_INFO, log, 0, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
475 "EVP_CIPHER_CTX_ctrl(EVP_CTRL_GCM_SET_IVLEN) failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
476 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
477 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
478 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
479 if (EVP_DecryptInit_ex(ctx, NULL, NULL, s->key.data, nonce) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
480 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
481 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_DecryptInit_ex() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
482 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
483 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
484 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
485 if (EVP_DecryptUpdate(ctx, NULL, &len, ad->data, ad->len) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
486 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
487 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_DecryptUpdate() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
488 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
489 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
490 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
491 if (EVP_DecryptUpdate(ctx, out->data, &len, in->data, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
492 in->len - EVP_GCM_TLS_TAG_LEN) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
493 != 1) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
494 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
495 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
496 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_DecryptUpdate() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
497 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
498 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
499 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
500 out->len = len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
501 tag = in->data + in->len - EVP_GCM_TLS_TAG_LEN; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
502 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
503 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_TAG, EVP_GCM_TLS_TAG_LEN, tag) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
504 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
505 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
506 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
507 ngx_ssl_error(NGX_LOG_INFO, log, 0, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
508 "EVP_CIPHER_CTX_ctrl(EVP_CTRL_GCM_SET_TAG) failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
509 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
510 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
511 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
512 if (EVP_DecryptFinal_ex(ctx, out->data + len, &len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
513 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
514 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_DecryptFinal_ex failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
515 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
516 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
517 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
518 out->len += len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
519 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
520 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
521 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
522 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
523 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
524 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
525 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
526 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
527 static ngx_int_t |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
528 ngx_quic_tls_seal(const ngx_quic_cipher_t *cipher, ngx_quic_secret_t *s, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
529 ngx_str_t *out, u_char *nonce, ngx_str_t *in, ngx_str_t *ad, ngx_log_t *log) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
530 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
531 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
532 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
533 EVP_AEAD_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
534 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
535 ctx = EVP_AEAD_CTX_new(cipher, s->key.data, s->key.len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
536 EVP_AEAD_DEFAULT_TAG_LENGTH); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
537 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
538 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_AEAD_CTX_new() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
539 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
540 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
541 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
542 if (EVP_AEAD_CTX_seal(ctx, out->data, &out->len, out->len, nonce, s->iv.len, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
543 in->data, in->len, ad->data, ad->len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
544 != 1) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
545 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
546 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
547 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_AEAD_CTX_seal() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
548 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
549 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
550 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
551 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
552 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
553 int len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
554 EVP_CIPHER_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
555 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
556 ctx = EVP_CIPHER_CTX_new(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
557 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
558 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_CIPHER_CTX_new() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
559 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
560 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
561 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
562 if (EVP_EncryptInit_ex(ctx, cipher, NULL, NULL, NULL) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
563 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
564 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptInit_ex() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
565 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
566 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
567 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
568 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_SET_IVLEN, s->iv.len, NULL) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
569 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
570 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
571 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
572 ngx_ssl_error(NGX_LOG_INFO, log, 0, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
573 "EVP_CIPHER_CTX_ctrl(EVP_CTRL_GCM_SET_IVLEN) failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
574 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
575 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
576 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
577 if (EVP_EncryptInit_ex(ctx, NULL, NULL, s->key.data, nonce) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
578 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
579 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptInit_ex() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
580 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
581 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
582 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
583 if (EVP_EncryptUpdate(ctx, NULL, &len, ad->data, ad->len) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
584 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
585 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptUpdate() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
586 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
587 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
588 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
589 if (EVP_EncryptUpdate(ctx, out->data, &len, in->data, in->len) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
590 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
591 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptUpdate() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
592 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
593 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
594 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
595 out->len = len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
596 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
597 if (EVP_EncryptFinal_ex(ctx, out->data + out->len, &len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
598 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
599 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptFinal_ex failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
600 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
601 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
602 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
603 out->len += len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
604 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
605 if (EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_GCM_GET_TAG, EVP_GCM_TLS_TAG_LEN, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
606 out->data + in->len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
607 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
608 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
609 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
610 ngx_ssl_error(NGX_LOG_INFO, log, 0, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
611 "EVP_CIPHER_CTX_ctrl(EVP_CTRL_GCM_GET_TAG) failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
612 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
613 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
614 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
615 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
616 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
617 out->len += EVP_GCM_TLS_TAG_LEN; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
618 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
619 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
620 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
621 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
622 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
623 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
624 ngx_quic_tls_hp(ngx_log_t *log, const EVP_CIPHER *cipher, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
625 ngx_quic_secret_t *s, u_char *out, u_char *in) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
626 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
627 int outlen; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
628 EVP_CIPHER_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
629 u_char zero[5] = {0}; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
630 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
631 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
632 uint32_t counter; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
633 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
634 ngx_memcpy(&counter, in, sizeof(uint32_t)); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
635 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
636 if (cipher == (const EVP_CIPHER *) EVP_aead_chacha20_poly1305()) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
637 CRYPTO_chacha_20(out, zero, 5, s->hp.data, &in[4], counter); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
638 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
639 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
640 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
641 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
642 ctx = EVP_CIPHER_CTX_new(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
643 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
644 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
645 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
646 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
647 if (EVP_EncryptInit_ex(ctx, cipher, NULL, s->hp.data, in) != 1) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
648 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptInit_ex() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
649 goto failed; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
650 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
651 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
652 if (!EVP_EncryptUpdate(ctx, out, &outlen, zero, 5)) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
653 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptUpdate() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
654 goto failed; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
655 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
656 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
657 if (!EVP_EncryptFinal_ex(ctx, out + 5, &outlen)) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
658 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_EncryptFinal_Ex() failed"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
659 goto failed; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
660 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
661 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
662 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
663 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
664 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
665 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
666 failed: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
667 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
668 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
669 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
670 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
671 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
672 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
673 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
674 int ngx_quic_keys_set_encryption_secret(ngx_pool_t *pool, ngx_uint_t is_write, |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
675 ngx_quic_keys_t *keys, enum ssl_encryption_level_t level, |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
676 const SSL_CIPHER *cipher, const uint8_t *secret, size_t secret_len) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
677 { |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
678 ngx_int_t key_len; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
679 ngx_uint_t i; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
680 ngx_quic_secret_t *peer_secret; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
681 ngx_quic_ciphers_t ciphers; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
682 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
683 peer_secret = is_write ? &keys->secrets[level].server |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
684 : &keys->secrets[level].client; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
685 |
8667
a4c05aff8ec0
QUIC: converted to SSL_CIPHER_get_protocol_id().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8651
diff
changeset
|
686 keys->cipher = SSL_CIPHER_get_protocol_id(cipher); |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
687 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
688 key_len = ngx_quic_ciphers(keys->cipher, &ciphers, level); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
689 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
690 if (key_len == NGX_ERROR) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
691 ngx_ssl_error(NGX_LOG_INFO, pool->log, 0, "unexpected cipher"); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
692 return 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
693 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
694 |
8306
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
8303
diff
changeset
|
695 if (level == ssl_encryption_initial) { |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
696 return 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
697 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
698 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
699 peer_secret->secret.data = ngx_pnalloc(pool, secret_len); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
700 if (peer_secret->secret.data == NULL) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
701 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
702 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
703 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
704 peer_secret->secret.len = secret_len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
705 ngx_memcpy(peer_secret->secret.data, secret, secret_len); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
706 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
707 peer_secret->key.len = key_len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
708 peer_secret->iv.len = NGX_QUIC_IV_LEN; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
709 peer_secret->hp.len = key_len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
710 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
711 struct { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
712 ngx_str_t label; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
713 ngx_str_t *key; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
714 const uint8_t *secret; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
715 } seq[] = { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
716 { ngx_string("tls13 quic key"), &peer_secret->key, secret }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
717 { ngx_string("tls13 quic iv"), &peer_secret->iv, secret }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
718 { ngx_string("tls13 quic hp"), &peer_secret->hp, secret }, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
719 }; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
720 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
721 for (i = 0; i < (sizeof(seq) / sizeof(seq[0])); i++) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
722 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
723 if (ngx_quic_hkdf_expand(pool, ciphers.d, seq[i].key, &seq[i].label, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
724 seq[i].secret, secret_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
725 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
726 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
727 return 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
728 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
729 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
730 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
731 return 1; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
732 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
733 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
734 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
735 ngx_quic_keys_t * |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
736 ngx_quic_keys_new(ngx_pool_t *pool) |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
737 { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
738 return ngx_pcalloc(pool, sizeof(ngx_quic_keys_t)); |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
739 } |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
740 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
741 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
742 ngx_uint_t |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
743 ngx_quic_keys_available(ngx_quic_keys_t *keys, |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
744 enum ssl_encryption_level_t level) |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
745 { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
746 return keys->secrets[level].client.key.len != 0; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
747 } |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
748 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
749 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
750 void |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
751 ngx_quic_keys_discard(ngx_quic_keys_t *keys, |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8694
diff
changeset
|
752 enum ssl_encryption_level_t level) |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
753 { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
754 keys->secrets[level].client.key.len = 0; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
755 } |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
756 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
757 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
758 void |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
759 ngx_quic_keys_switch(ngx_connection_t *c, ngx_quic_keys_t *keys) |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
760 { |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
761 ngx_quic_secrets_t *current, *next, tmp; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
762 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
763 current = &keys->secrets[ssl_encryption_application]; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
764 next = &keys->next_key; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
765 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
766 tmp = *current; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
767 *current = *next; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
768 *next = tmp; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
769 } |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
770 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
771 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
772 ngx_int_t |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
773 ngx_quic_keys_update(ngx_connection_t *c, ngx_quic_keys_t *keys) |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
774 { |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
775 ngx_uint_t i; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
776 ngx_quic_ciphers_t ciphers; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
777 ngx_quic_secrets_t *current, *next; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
778 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
779 current = &keys->secrets[ssl_encryption_application]; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
780 next = &keys->next_key; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
781 |
8360
f175006124d0
Cleaned up hexdumps in debug output.
Vladimir Homutov <vl@nginx.com>
parents:
8359
diff
changeset
|
782 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic key update"); |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
783 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
784 if (ngx_quic_ciphers(keys->cipher, &ciphers, ssl_encryption_application) |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
785 == NGX_ERROR) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
786 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
787 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
788 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
789 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
790 next->client.secret.len = current->client.secret.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
791 next->client.key.len = current->client.key.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
792 next->client.iv.len = current->client.iv.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
793 next->client.hp = current->client.hp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
794 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
795 next->server.secret.len = current->server.secret.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
796 next->server.key.len = current->server.key.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
797 next->server.iv.len = current->server.iv.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
798 next->server.hp = current->server.hp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
799 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
800 struct { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
801 ngx_str_t label; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
802 ngx_str_t *key; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
803 ngx_str_t *secret; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
804 } seq[] = { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
805 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
806 ngx_string("tls13 quic ku"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
807 &next->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
808 ¤t->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
809 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
810 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
811 ngx_string("tls13 quic key"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
812 &next->client.key, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
813 &next->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
814 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
815 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
816 ngx_string("tls13 quic iv"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
817 &next->client.iv, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
818 &next->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
819 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
820 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
821 ngx_string("tls13 quic ku"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
822 &next->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
823 ¤t->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
824 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
825 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
826 ngx_string("tls13 quic key"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
827 &next->server.key, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
828 &next->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
829 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
830 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
831 ngx_string("tls13 quic iv"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
832 &next->server.iv, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
833 &next->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
834 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
835 }; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
836 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
837 for (i = 0; i < (sizeof(seq) / sizeof(seq[0])); i++) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
838 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
839 if (ngx_quic_hkdf_expand(c->pool, ciphers.d, seq[i].key, &seq[i].label, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
840 seq[i].secret->data, seq[i].secret->len) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
841 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
842 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
843 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
844 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
845 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
846 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
847 return NGX_OK; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
848 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
849 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
850 |
8376
2d0f4aa78ed6
Restored ngx_quic_encrypt return type.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8375
diff
changeset
|
851 static ngx_int_t |
8644
e953bd2c5bb3
QUIC: merged create_long/short_packet() functions.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8643
diff
changeset
|
852 ngx_quic_create_packet(ngx_quic_header_t *pkt, ngx_str_t *res) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
853 { |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
854 u_char *pnp, *sample; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
855 ngx_str_t ad, out; |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
856 ngx_uint_t i; |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
857 ngx_quic_secret_t *secret; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
858 ngx_quic_ciphers_t ciphers; |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
859 u_char nonce[12], mask[16]; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
860 |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
861 out.len = pkt->payload.len + EVP_GCM_TLS_TAG_LEN; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
862 |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
863 ad.data = res->data; |
8642
05b1ee464350
QUIC: hide header creation internals in ngx_event_quic_transport.c.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8621
diff
changeset
|
864 ad.len = ngx_quic_create_header(pkt, ad.data, out.len, &pnp); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
865 |
8318
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8317
diff
changeset
|
866 out.data = res->data + ad.len; |
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8317
diff
changeset
|
867 |
8359 | 868 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
869 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
870 "quic ad len:%uz %xV", ad.len, &ad); |
8359 | 871 #endif |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
872 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
873 if (ngx_quic_ciphers(pkt->keys->cipher, &ciphers, pkt->level) == NGX_ERROR) |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
874 { |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
875 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
876 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
877 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
878 secret = &pkt->keys->secrets[pkt->level].server; |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
879 |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
880 ngx_memcpy(nonce, secret->iv.data, secret->iv.len); |
8310
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
881 ngx_quic_compute_nonce(nonce, sizeof(nonce), pkt->number); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
882 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
883 if (ngx_quic_tls_seal(ciphers.c, secret, &out, |
8318
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8317
diff
changeset
|
884 nonce, &pkt->payload, &ad, pkt->log) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
885 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
886 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
887 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
888 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
889 |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
890 sample = &out.data[4 - pkt->num_len]; |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
891 if (ngx_quic_tls_hp(pkt->log, ciphers.hp, secret, mask, sample) |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
892 != NGX_OK) |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
893 { |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
894 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
895 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
896 |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
897 /* quic-tls: 5.4.1. Header Protection Application */ |
8643
5fdd0ef42232
QUIC: macros for manipulating header protection and reserved bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8642
diff
changeset
|
898 ad.data[0] ^= mask[0] & ngx_quic_pkt_hp_mask(pkt->flags); |
8315
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
899 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
900 for (i = 0; i < pkt->num_len; i++) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
901 pnp[i] ^= mask[i + 1]; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
8313
diff
changeset
|
902 } |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
903 |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
904 res->len = ad.len + out.len; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
905 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
906 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
907 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
908 |
8285
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
8265
diff
changeset
|
909 |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
910 static ngx_int_t |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
911 ngx_quic_create_retry_packet(ngx_quic_header_t *pkt, ngx_str_t *res) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
912 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
913 u_char *start; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
914 ngx_str_t ad, itag; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
915 ngx_quic_secret_t secret; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
916 ngx_quic_ciphers_t ciphers; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
917 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
918 /* 5.8. Retry Packet Integrity */ |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
919 static u_char key[16] = |
8678
3443ee341cc1
QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8673
diff
changeset
|
920 "\xbe\x0c\x69\x0b\x9f\x66\x57\x5a\x1d\x76\x6b\x54\xe3\x68\xc8\x4e"; |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
921 static u_char key29[16] = |
8448
011668fc9efd
Update Initial salt and Retry secret from quic-tls-29.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
922 "\xcc\xce\x18\x7e\xd0\x9a\x09\xd0\x57\x28\x15\x5a\x6c\xb9\x6b\xe1"; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
923 static u_char nonce[12] = |
8678
3443ee341cc1
QUIC: draft-33 salt and retry keys.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8673
diff
changeset
|
924 "\x46\x15\x99\xd3\x5d\x63\x2b\xf2\x23\x98\x25\xbb"; |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
925 static u_char nonce29[12] = |
8448
011668fc9efd
Update Initial salt and Retry secret from quic-tls-29.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8446
diff
changeset
|
926 "\xe5\x49\x30\xf9\x7f\x21\x36\xf0\x53\x0a\x8c\x1c"; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
927 static ngx_str_t in = ngx_string(""); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
928 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
929 ad.data = res->data; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
930 ad.len = ngx_quic_create_retry_itag(pkt, ad.data, &start); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
931 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
932 itag.data = ad.data + ad.len; |
8394 | 933 itag.len = EVP_GCM_TLS_TAG_LEN; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
934 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
935 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
936 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
937 "quic retry itag len:%uz %xV", ad.len, &ad); |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
938 #endif |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
939 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
940 if (ngx_quic_ciphers(0, &ciphers, pkt->level) == NGX_ERROR) { |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
941 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
942 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
943 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
944 secret.key.len = sizeof(key); |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
945 secret.key.data = (pkt->version & 0xff000000) ? key29 : key; |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
946 secret.iv.len = sizeof(nonce); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
947 |
8710
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
948 if (ngx_quic_tls_seal(ciphers.c, &secret, &itag, |
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
949 (pkt->version & 0xff000000) ? nonce29 : nonce, |
44b4c6180106
QUIC: multiple versions support.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8709
diff
changeset
|
950 &in, &ad, pkt->log) |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
951 != NGX_OK) |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
952 { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
953 return NGX_ERROR; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
954 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
955 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
956 res->len = itag.data + itag.len - start; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
957 res->data = start; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
958 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
959 return NGX_OK; |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
960 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
961 |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
962 |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
963 ngx_int_t |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
964 ngx_quic_derive_key(ngx_log_t *log, const char *label, ngx_str_t *secret, |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
965 ngx_str_t *salt, u_char *out, size_t len) |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
966 { |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
967 size_t is_len, info_len; |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
968 uint8_t *p; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
969 const EVP_MD *digest; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
970 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
971 uint8_t is[SHA256_DIGEST_LENGTH]; |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
972 uint8_t info[20]; |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
973 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
974 digest = EVP_sha256(); |
8729
0f8565e0fc76
QUIC: HKDF API compatibility with OpenSSL master branch.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8716
diff
changeset
|
975 is_len = SHA256_DIGEST_LENGTH; |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
976 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
977 if (ngx_hkdf_extract(is, &is_len, digest, secret->data, secret->len, |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
978 salt->data, salt->len) |
8702
d4e02b3b734f
QUIC: fixed indentation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8694
diff
changeset
|
979 != NGX_OK) |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
980 { |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
981 ngx_ssl_error(NGX_LOG_INFO, log, 0, |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
982 "ngx_hkdf_extract(%s) failed", label); |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
983 return NGX_ERROR; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
984 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
985 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
986 info[0] = 0; |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
987 info[1] = len; |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
988 info[2] = ngx_strlen(label); |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
989 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
990 info_len = 2 + 1 + info[2] + 1; |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
991 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
992 if (info_len >= 20) { |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
993 ngx_log_error(NGX_LOG_INFO, log, 0, |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
994 "ngx_quic_create_key label \"%s\" too long", label); |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
995 return NGX_ERROR; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
996 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
997 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
998 p = ngx_cpymem(&info[3], label, info[2]); |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
999 *p = '\0'; |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1000 |
8694
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
1001 if (ngx_hkdf_expand(out, len, digest, is, is_len, info, info_len) != NGX_OK) |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
1002 { |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
1003 ngx_ssl_error(NGX_LOG_INFO, log, 0, |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
1004 "ngx_hkdf_expand(%s) failed", label); |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
1005 return NGX_ERROR; |
cef042935003
QUIC: the "quic_host_key" directive.
Vladimir Homutov <vl@nginx.com>
parents:
8678
diff
changeset
|
1006 } |
8562
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1007 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1008 return NGX_OK; |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1009 } |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1010 |
b31c02454539
QUIC: added stateless reset support.
Vladimir Homutov <vl@nginx.com>
parents:
8558
diff
changeset
|
1011 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1012 static uint64_t |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1013 ngx_quic_parse_pn(u_char **pos, ngx_int_t len, u_char *mask, |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1014 uint64_t *largest_pn) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1015 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1016 u_char *p; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1017 uint64_t truncated_pn, expected_pn, candidate_pn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1018 uint64_t pn_nbits, pn_win, pn_hwin, pn_mask; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1019 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1020 pn_nbits = ngx_min(len * 8, 62); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1021 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1022 p = *pos; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1023 truncated_pn = *p++ ^ *mask++; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1024 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1025 while (--len) { |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1026 truncated_pn = (truncated_pn << 8) + (*p++ ^ *mask++); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1027 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1028 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1029 *pos = p; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1030 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1031 expected_pn = *largest_pn + 1; |
8394 | 1032 pn_win = 1ULL << pn_nbits; |
8339
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1033 pn_hwin = pn_win / 2; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1034 pn_mask = pn_win - 1; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1035 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1036 candidate_pn = (expected_pn & ~pn_mask) | truncated_pn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1037 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1038 if ((int64_t) candidate_pn <= (int64_t) (expected_pn - pn_hwin) |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1039 && candidate_pn < (1ULL << 62) - pn_win) |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1040 { |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1041 candidate_pn += pn_win; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1042 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1043 } else if (candidate_pn > expected_pn + pn_hwin |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1044 && candidate_pn >= pn_win) |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1045 { |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1046 candidate_pn -= pn_win; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1047 } |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1048 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1049 *largest_pn = ngx_max((int64_t) *largest_pn, (int64_t) candidate_pn); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1050 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8324
diff
changeset
|
1051 return candidate_pn; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1052 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1053 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1054 |
8310
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1055 static void |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1056 ngx_quic_compute_nonce(u_char *nonce, size_t len, uint64_t pn) |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1057 { |
8313
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8310
diff
changeset
|
1058 nonce[len - 4] ^= (pn & 0xff000000) >> 24; |
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8310
diff
changeset
|
1059 nonce[len - 3] ^= (pn & 0x00ff0000) >> 16; |
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8310
diff
changeset
|
1060 nonce[len - 2] ^= (pn & 0x0000ff00) >> 8; |
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8310
diff
changeset
|
1061 nonce[len - 1] ^= (pn & 0x000000ff); |
8310
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1062 } |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1063 |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1064 |
8376
2d0f4aa78ed6
Restored ngx_quic_encrypt return type.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8375
diff
changeset
|
1065 ngx_int_t |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
1066 ngx_quic_encrypt(ngx_quic_header_t *pkt, ngx_str_t *res) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1067 { |
8383
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
1068 if (ngx_quic_pkt_retry(pkt->flags)) { |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
1069 return ngx_quic_create_retry_packet(pkt, res); |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
1070 } |
7ea34e13937f
Address validation using Retry packets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8376
diff
changeset
|
1071 |
8644
e953bd2c5bb3
QUIC: merged create_long/short_packet() functions.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8643
diff
changeset
|
1072 return ngx_quic_create_packet(pkt, res); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1073 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1074 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1075 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1076 ngx_int_t |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
1077 ngx_quic_decrypt(ngx_quic_header_t *pkt, uint64_t *largest_pn) |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1078 { |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1079 u_char *p, *sample; |
8558
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8544
diff
changeset
|
1080 size_t len; |
8532
b13141d6d250
QUIC: do not update largest packet number from a bad packet.
Roman Arutyunyan <arut@nginx.com>
parents:
8525
diff
changeset
|
1081 uint64_t pn, lpn; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1082 ngx_int_t pnl, rc, key_phase; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1083 ngx_str_t in, ad; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1084 ngx_quic_secret_t *secret; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1085 ngx_quic_ciphers_t ciphers; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
1086 uint8_t mask[16], nonce[12]; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1087 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
1088 if (ngx_quic_ciphers(pkt->keys->cipher, &ciphers, pkt->level) == NGX_ERROR) |
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
1089 { |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1090 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1091 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1092 |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
1093 secret = &pkt->keys->secrets[pkt->level].client; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1094 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1095 p = pkt->raw->pos; |
8558
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8544
diff
changeset
|
1096 len = pkt->data + pkt->len - p; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1097 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1098 /* draft-ietf-quic-tls-23#section-5.4.2: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1099 * the Packet Number field is assumed to be 4 bytes long |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1100 * draft-ietf-quic-tls-23#section-5.4.[34]: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1101 * AES-Based and ChaCha20-Based header protections sample 16 bytes |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1102 */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1103 |
8558
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8544
diff
changeset
|
1104 if (len < EVP_GCM_TLS_TAG_LEN + 4) { |
8543
9aedab0f0dff
QUIC: check that the packet length is of at least sample size.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8542
diff
changeset
|
1105 return NGX_DECLINED; |
9aedab0f0dff
QUIC: check that the packet length is of at least sample size.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8542
diff
changeset
|
1106 } |
9aedab0f0dff
QUIC: check that the packet length is of at least sample size.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8542
diff
changeset
|
1107 |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1108 sample = p + 4; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1109 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1110 /* header protection */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1111 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1112 if (ngx_quic_tls_hp(pkt->log, ciphers.hp, secret, mask, sample) |
8287 | 1113 != NGX_OK) |
1114 { | |
8446
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8445
diff
changeset
|
1115 return NGX_DECLINED; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1116 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1117 |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1118 pkt->flags ^= mask[0] & ngx_quic_pkt_hp_mask(pkt->flags); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1119 |
8643
5fdd0ef42232
QUIC: macros for manipulating header protection and reserved bits.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8642
diff
changeset
|
1120 if (ngx_quic_short_pkt(pkt->flags)) { |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1121 key_phase = (pkt->flags & NGX_QUIC_PKT_KPHASE) != 0; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1122 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1123 if (key_phase != pkt->key_phase) { |
8621
9c3be23ddbe7
QUIC: refactored key handling.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8609
diff
changeset
|
1124 secret = &pkt->keys->next_key.client; |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1125 pkt->key_update = 1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1126 } |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1127 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1128 |
8532
b13141d6d250
QUIC: do not update largest packet number from a bad packet.
Roman Arutyunyan <arut@nginx.com>
parents:
8525
diff
changeset
|
1129 lpn = *largest_pn; |
b13141d6d250
QUIC: do not update largest packet number from a bad packet.
Roman Arutyunyan <arut@nginx.com>
parents:
8525
diff
changeset
|
1130 |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1131 pnl = (pkt->flags & 0x03) + 1; |
8532
b13141d6d250
QUIC: do not update largest packet number from a bad packet.
Roman Arutyunyan <arut@nginx.com>
parents:
8525
diff
changeset
|
1132 pn = ngx_quic_parse_pn(&p, pnl, &mask[1], &lpn); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1133 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1134 pkt->pn = pn; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1135 |
8287 | 1136 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1137 "quic packet rx clearflags:%xd", pkt->flags); |
8287 | 1138 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
8609
f32740ddd484
QUIC: got rid of "pkt" abbreviation in logs.
Vladimir Homutov <vl@nginx.com>
parents:
8608
diff
changeset
|
1139 "quic packet rx number:%uL len:%xi", pn, pnl); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1140 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1141 /* packet protection */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1142 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1143 in.data = p; |
8558
0f37b4ef3cd9
QUIC: keep the entire packet size in pkt->len.
Roman Arutyunyan <arut@nginx.com>
parents:
8544
diff
changeset
|
1144 in.len = len - pnl; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1145 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1146 ad.len = p - pkt->data; |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
1147 ad.data = pkt->plaintext; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1148 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1149 ngx_memcpy(ad.data, pkt->data, ad.len); |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1150 ad.data[0] = pkt->flags; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1151 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1152 do { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1153 ad.data[ad.len - pnl] = pn >> (8 * (pnl - 1)) % 256; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1154 } while (--pnl); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1155 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1156 ngx_memcpy(nonce, secret->iv.data, secret->iv.len); |
8310
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8307
diff
changeset
|
1157 ngx_quic_compute_nonce(nonce, sizeof(nonce), pn); |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1158 |
8359 | 1159 #ifdef NGX_QUIC_DEBUG_CRYPTO |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
1160 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
1161 "quic ad len:%uz %xV", ad.len, &ad); |
8359 | 1162 #endif |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1163 |
8288
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
1164 pkt->payload.len = in.len - EVP_GCM_TLS_TAG_LEN; |
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
1165 pkt->payload.data = pkt->plaintext + ad.len; |
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
8287
diff
changeset
|
1166 |
8319
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8318
diff
changeset
|
1167 rc = ngx_quic_tls_open(ciphers.c, secret, &pkt->payload, |
8287 | 1168 nonce, &in, &ad, pkt->log); |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1169 if (rc != NGX_OK) { |
8446
df29219988bc
Discard short packets which could not be decrypted.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8445
diff
changeset
|
1170 return NGX_DECLINED; |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1171 } |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1172 |
8646
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1173 if (pkt->payload.len == 0) { |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1174 /* |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1175 * An endpoint MUST treat receipt of a packet containing no |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1176 * frames as a connection error of type PROTOCOL_VIOLATION. |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1177 */ |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1178 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, "quic zero-length packet"); |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1179 pkt->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1180 return NGX_ERROR; |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1181 } |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1182 |
8645
ae4bffb75df8
QUIC: simplified and streamlined ngx_quic_decrypt().
Sergey Kandaurov <pluknet@nginx.com>
parents:
8644
diff
changeset
|
1183 if (pkt->flags & ngx_quic_pkt_rb_mask(pkt->flags)) { |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1184 /* |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1185 * An endpoint MUST treat receipt of a packet that has |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1186 * a non-zero value for these bits, after removing both |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1187 * packet and header protection, as a connection error |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1188 * of type PROTOCOL_VIOLATION. |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1189 */ |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1190 ngx_log_error(NGX_LOG_INFO, pkt->log, 0, |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1191 "quic reserved bit set in packet"); |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1192 pkt->error = NGX_QUIC_ERR_PROTOCOL_VIOLATION; |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1193 return NGX_ERROR; |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1194 } |
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1195 |
8646
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1196 #if defined(NGX_QUIC_DEBUG_CRYPTO) && defined(NGX_QUIC_DEBUG_PACKETS) |
8651
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
1197 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
1198 "quic packet payload len:%uz %xV", |
dbad2d6d1898
QUIC: removed ngx_quic_hexdump() macro.
Vladimir Homutov <vl@nginx.com>
parents:
8646
diff
changeset
|
1199 pkt->payload.len, &pkt->payload); |
8646
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1200 #endif |
4bf332873a83
QUIC: rejecting zero-length packets with PROTOCOL_VIOLATION.
Sergey Kandaurov <pluknet@nginx.com>
parents:
8645
diff
changeset
|
1201 |
8532
b13141d6d250
QUIC: do not update largest packet number from a bad packet.
Roman Arutyunyan <arut@nginx.com>
parents:
8525
diff
changeset
|
1202 *largest_pn = lpn; |
b13141d6d250
QUIC: do not update largest packet number from a bad packet.
Roman Arutyunyan <arut@nginx.com>
parents:
8525
diff
changeset
|
1203 |
8386
81f85c479d7e
Discard packets without fixed bit or reserved bits set.
Vladimir Homutov <vl@nginx.com>
parents:
8383
diff
changeset
|
1204 return NGX_OK; |
8221
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1205 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1206 |