Mercurial > hg > nginx-quic
annotate src/event/ngx_event_quic_protection.c @ 7836:2f900ae486bc quic
Debug cleanup.
+ all dumps are moved under one of the following macros (undefined by default):
NGX_QUIC_DEBUG_PACKETS
NGX_QUIC_DEBUG_FRAMES
NGX_QUIC_DEBUG_FRAMES_ALLOC
NGX_QUIC_DEBUG_CRYPTO
+ all QUIC debug messages got "quic " prefix
+ all input frames are reported as "quic frame in FOO_FRAME bar:1 baz:2"
+ all outgoing frames re reported as "quic frame out foo bar baz"
+ all stream operations are prefixed with id, like: "quic stream id 0x33 recv"
+ all transport parameters are prefixed with "quic tp"
(hex dump is moved to caller, to avoid using ngx_cycle->log)
+ packet flags and some other debug messages are updated to
include packet type
author | Vladimir Homutov <vl@nginx.com> |
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date | Fri, 24 Apr 2020 10:11:47 +0300 |
parents | aba84d9ab256 |
children | f175006124d0 |
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1 |
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2 /* |
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3 * Copyright (C) Nginx, Inc. |
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 |
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11 |
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12 #define NGX_QUIC_IV_LEN 12 |
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13 |
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14 #define NGX_AES_128_GCM_SHA256 0x1301 |
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15 #define NGX_AES_256_GCM_SHA384 0x1302 |
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16 #define NGX_CHACHA20_POLY1305_SHA256 0x1303 |
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17 |
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18 |
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19 #ifdef OPENSSL_IS_BORINGSSL |
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20 #define ngx_quic_cipher_t EVP_AEAD |
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21 #else |
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22 #define ngx_quic_cipher_t EVP_CIPHER |
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23 #endif |
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24 |
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25 typedef struct { |
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26 const ngx_quic_cipher_t *c; |
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27 const EVP_CIPHER *hp; |
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28 const EVP_MD *d; |
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29 } ngx_quic_ciphers_t; |
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30 |
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31 |
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32 static ngx_int_t ngx_hkdf_expand(u_char *out_key, size_t out_len, |
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33 const EVP_MD *digest, const u_char *prk, size_t prk_len, |
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34 const u_char *info, size_t info_len); |
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35 static ngx_int_t ngx_hkdf_extract(u_char *out_key, size_t *out_len, |
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36 const EVP_MD *digest, const u_char *secret, size_t secret_len, |
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37 const u_char *salt, size_t salt_len); |
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38 |
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39 static uint64_t ngx_quic_parse_pn(u_char **pos, ngx_int_t len, u_char *mask, |
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40 uint64_t *largest_pn); |
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41 static void ngx_quic_compute_nonce(u_char *nonce, size_t len, uint64_t pn); |
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42 static ngx_int_t ngx_quic_ciphers(ngx_ssl_conn_t *ssl_conn, |
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43 ngx_quic_ciphers_t *ciphers, enum ssl_encryption_level_t level); |
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44 |
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45 static ngx_int_t ngx_quic_tls_open(const ngx_quic_cipher_t *cipher, |
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46 ngx_quic_secret_t *s, ngx_str_t *out, u_char *nonce, ngx_str_t *in, |
7753 | 47 ngx_str_t *ad, ngx_log_t *log); |
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48 static ngx_int_t ngx_quic_tls_seal(const ngx_quic_cipher_t *cipher, |
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49 ngx_quic_secret_t *s, ngx_str_t *out, u_char *nonce, ngx_str_t *in, |
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50 ngx_str_t *ad, ngx_log_t *log); |
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51 static ngx_int_t ngx_quic_tls_hp(ngx_log_t *log, const EVP_CIPHER *cipher, |
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52 ngx_quic_secret_t *s, u_char *out, u_char *in); |
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53 static ngx_int_t ngx_quic_hkdf_expand(ngx_pool_t *pool, const EVP_MD *digest, |
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54 ngx_str_t *out, ngx_str_t *label, const uint8_t *prk, size_t prk_len); |
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55 |
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56 static ssize_t ngx_quic_create_long_packet(ngx_quic_header_t *pkt, |
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57 ngx_ssl_conn_t *ssl_conn, ngx_str_t *res); |
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58 static ssize_t ngx_quic_create_short_packet(ngx_quic_header_t *pkt, |
7765 | 59 ngx_ssl_conn_t *ssl_conn, ngx_str_t *res); |
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60 |
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61 |
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62 static ngx_int_t |
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63 ngx_quic_ciphers(ngx_ssl_conn_t *ssl_conn, ngx_quic_ciphers_t *ciphers, |
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64 enum ssl_encryption_level_t level) |
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65 { |
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66 ngx_int_t id, len; |
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67 const SSL_CIPHER *cipher; |
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68 |
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69 if (level == ssl_encryption_initial) { |
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70 id = NGX_AES_128_GCM_SHA256; |
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71 |
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72 } else { |
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73 cipher = SSL_get_current_cipher(ssl_conn); |
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74 if (cipher == NULL) { |
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75 return NGX_ERROR; |
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76 } |
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77 |
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78 id = SSL_CIPHER_get_id(cipher) & 0xffff; |
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79 } |
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80 |
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81 switch (id) { |
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82 |
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83 case NGX_AES_128_GCM_SHA256: |
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84 #ifdef OPENSSL_IS_BORINGSSL |
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85 ciphers->c = EVP_aead_aes_128_gcm(); |
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86 #else |
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87 ciphers->c = EVP_aes_128_gcm(); |
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88 #endif |
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89 ciphers->hp = EVP_aes_128_ctr(); |
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90 ciphers->d = EVP_sha256(); |
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91 len = 16; |
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92 break; |
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93 |
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94 case NGX_AES_256_GCM_SHA384: |
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95 #ifdef OPENSSL_IS_BORINGSSL |
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96 ciphers->c = EVP_aead_aes_256_gcm(); |
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97 #else |
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98 ciphers->c = EVP_aes_256_gcm(); |
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99 #endif |
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100 ciphers->hp = EVP_aes_256_ctr(); |
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101 ciphers->d = EVP_sha384(); |
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102 len = 32; |
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103 break; |
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104 |
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105 case NGX_CHACHA20_POLY1305_SHA256: |
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106 #ifdef OPENSSL_IS_BORINGSSL |
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107 ciphers->c = EVP_aead_chacha20_poly1305(); |
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108 #else |
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109 ciphers->c = EVP_chacha20_poly1305(); |
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110 #endif |
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111 #ifdef OPENSSL_IS_BORINGSSL |
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112 ciphers->hp = (const EVP_CIPHER *) EVP_aead_chacha20_poly1305(); |
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113 #else |
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114 ciphers->hp = EVP_chacha20(); |
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115 #endif |
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116 ciphers->d = EVP_sha256(); |
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117 len = 32; |
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118 break; |
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119 |
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120 default: |
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121 return NGX_ERROR; |
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122 } |
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123 |
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124 return len; |
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|
125 } |
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126 |
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127 |
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128 ngx_int_t |
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129 ngx_quic_set_initial_secret(ngx_pool_t *pool, ngx_quic_secret_t *client, |
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130 ngx_quic_secret_t *server, ngx_str_t *secret) |
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131 { |
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132 size_t is_len; |
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133 uint8_t is[SHA256_DIGEST_LENGTH]; |
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134 ngx_uint_t i; |
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135 const EVP_MD *digest; |
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136 const EVP_CIPHER *cipher; |
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137 |
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138 static const uint8_t salt[20] = |
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139 "\xc3\xee\xf7\x12\xc7\x2e\xbb\x5a\x11\xa7" |
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140 "\xd2\x43\x2b\xb4\x63\x65\xbe\xf9\xf5\x02"; |
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141 |
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142 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.3 */ |
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143 |
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144 cipher = EVP_aes_128_gcm(); |
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145 digest = EVP_sha256(); |
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146 |
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147 if (ngx_hkdf_extract(is, &is_len, digest, secret->data, secret->len, |
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148 salt, sizeof(salt)) |
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149 != NGX_OK) |
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150 { |
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151 return NGX_ERROR; |
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|
152 } |
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153 |
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154 ngx_str_t iss = { |
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155 .data = is, |
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156 .len = is_len |
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157 }; |
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158 |
7836 | 159 #ifdef NGX_QUIC_DEBUG_CRYPTO |
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160 ngx_quic_hexdump0(pool->log, "salt", salt, sizeof(salt)); |
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|
161 ngx_quic_hexdump0(pool->log, "initial secret", is, is_len); |
7836 | 162 #endif |
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163 |
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|
164 /* draft-ietf-quic-tls-23#section-5.2 */ |
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165 client->secret.len = SHA256_DIGEST_LENGTH; |
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166 server->secret.len = SHA256_DIGEST_LENGTH; |
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167 |
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168 client->key.len = EVP_CIPHER_key_length(cipher); |
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169 server->key.len = EVP_CIPHER_key_length(cipher); |
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170 |
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|
171 client->hp.len = EVP_CIPHER_key_length(cipher); |
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172 server->hp.len = EVP_CIPHER_key_length(cipher); |
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173 |
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174 client->iv.len = EVP_CIPHER_iv_length(cipher); |
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175 server->iv.len = EVP_CIPHER_iv_length(cipher); |
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176 |
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|
177 struct { |
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|
178 ngx_str_t label; |
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|
179 ngx_str_t *key; |
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|
180 ngx_str_t *prk; |
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|
181 } seq[] = { |
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|
182 |
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|
183 /* draft-ietf-quic-tls-23#section-5.2 */ |
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184 { ngx_string("tls13 client in"), &client->secret, &iss }, |
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185 { |
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|
186 ngx_string("tls13 quic key"), |
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187 &client->key, |
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|
188 &client->secret, |
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|
189 }, |
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Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
190 { |
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parents:
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changeset
|
191 ngx_string("tls13 quic iv"), |
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192 &client->iv, |
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|
193 &client->secret, |
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|
194 }, |
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Vladimir Homutov <vl@nginx.com>
parents:
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|
195 { |
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|
196 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.4.1 */ |
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|
197 ngx_string("tls13 quic hp"), |
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198 &client->hp, |
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|
199 &client->secret, |
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|
200 }, |
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201 { ngx_string("tls13 server in"), &server->secret, &iss }, |
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202 { |
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parents:
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|
203 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.3 */ |
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|
204 ngx_string("tls13 quic key"), |
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|
205 &server->key, |
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parents:
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|
206 &server->secret, |
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|
207 }, |
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Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
208 { |
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Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
209 ngx_string("tls13 quic iv"), |
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210 &server->iv, |
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Vladimir Homutov <vl@nginx.com>
parents:
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|
211 &server->secret, |
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parents:
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changeset
|
212 }, |
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Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
213 { |
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parents:
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changeset
|
214 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.4.1 */ |
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parents:
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|
215 ngx_string("tls13 quic hp"), |
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|
216 &server->hp, |
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parents:
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|
217 &server->secret, |
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changeset
|
218 }, |
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parents:
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|
219 |
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parents:
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|
220 }; |
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parents:
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|
221 |
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parents:
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changeset
|
222 for (i = 0; i < (sizeof(seq) / sizeof(seq[0])); i++) { |
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parents:
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changeset
|
223 |
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parents:
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|
224 if (ngx_quic_hkdf_expand(pool, digest, seq[i].key, &seq[i].label, |
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|
225 seq[i].prk->data, seq[i].prk->len) |
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changeset
|
226 != NGX_OK) |
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parents:
diff
changeset
|
227 { |
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|
228 return NGX_ERROR; |
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parents:
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changeset
|
229 } |
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parents:
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changeset
|
230 } |
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parents:
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changeset
|
231 |
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parents:
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|
232 return NGX_OK; |
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parents:
diff
changeset
|
233 } |
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parents:
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changeset
|
234 |
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parents:
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changeset
|
235 |
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parents:
diff
changeset
|
236 static ngx_int_t |
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|
237 ngx_quic_hkdf_expand(ngx_pool_t *pool, const EVP_MD *digest, ngx_str_t *out, |
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238 ngx_str_t *label, const uint8_t *prk, size_t prk_len) |
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parents:
diff
changeset
|
239 { |
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parents:
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changeset
|
240 size_t info_len; |
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parents:
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changeset
|
241 uint8_t *p; |
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parents:
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changeset
|
242 uint8_t info[20]; |
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parents:
diff
changeset
|
243 |
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parents:
diff
changeset
|
244 if (out->data == NULL) { |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
245 out->data = ngx_pnalloc(pool, out->len); |
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TLS Key Update in QUIC.
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parents:
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diff
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|
246 if (out->data == NULL) { |
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parents:
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|
247 return NGX_ERROR; |
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TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
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|
248 } |
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parents:
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changeset
|
249 } |
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Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
250 |
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Vladimir Homutov <vl@nginx.com>
parents:
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changeset
|
251 info_len = 2 + 1 + label->len + 1; |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
252 |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
253 info[0] = 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
254 info[1] = out->len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
255 info[2] = label->len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
256 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
|
257 *p = '\0'; |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
258 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
259 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
|
260 prk, prk_len, info, info_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
261 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
262 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
263 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
|
264 "ngx_hkdf_expand(%V) failed", label); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
265 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
266 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
267 |
7836 | 268 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
269 ngx_quic_hexdump(pool->log, "%V info", info, info_len, label); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
270 ngx_quic_hexdump(pool->log, "%V key", out->data, out->len, label); |
7836 | 271 #endif |
7687
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
272 |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
273 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
274 } |
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 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
278 ngx_hkdf_expand(u_char *out_key, size_t out_len, const EVP_MD *digest, |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
279 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
|
280 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
281 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
282 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
|
283 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
284 { |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
285 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
286 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
287 #else |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
288 |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
289 EVP_PKEY_CTX *pctx; |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
290 |
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Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
291 pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL); |
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 if (EVP_PKEY_derive_init(pctx) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
294 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
295 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
296 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
297 if (EVP_PKEY_CTX_hkdf_mode(pctx, EVP_PKEY_HKDEF_MODE_EXPAND_ONLY) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
298 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
299 } |
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 if (EVP_PKEY_CTX_set_hkdf_md(pctx, digest) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
302 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
303 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
304 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
305 if (EVP_PKEY_CTX_set1_hkdf_key(pctx, prk, prk_len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
306 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
307 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
308 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
309 if (EVP_PKEY_CTX_add1_hkdf_info(pctx, info, info_len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
310 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
313 if (EVP_PKEY_derive(pctx, out_key, &out_len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
314 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
315 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
316 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
317 #endif |
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 return NGX_OK; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
322 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
323 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
324 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
|
325 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
|
326 size_t salt_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
327 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
328 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
329 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
|
330 salt_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
331 == 0) |
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 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
334 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
335 #else |
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 EVP_PKEY_CTX *pctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
338 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
339 pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL); |
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 if (EVP_PKEY_derive_init(pctx) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
342 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
343 } |
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 if (EVP_PKEY_CTX_hkdf_mode(pctx, EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
346 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
347 } |
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 if (EVP_PKEY_CTX_set_hkdf_md(pctx, digest) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
350 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
351 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
352 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
353 if (EVP_PKEY_CTX_set1_hkdf_key(pctx, secret, secret_len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
354 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
355 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
356 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
357 if (EVP_PKEY_CTX_set1_hkdf_salt(pctx, salt, salt_len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
358 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
359 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
360 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
361 if (EVP_PKEY_derive(pctx, out_key, out_len) <= 0) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
362 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
365 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
366 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
367 return NGX_OK; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
370 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
371 static ngx_int_t |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7753
diff
changeset
|
372 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:
7753
diff
changeset
|
373 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:
7753
diff
changeset
|
374 ngx_log_t *log) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
375 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
376 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
377 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
378 EVP_AEAD_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
379 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
380 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
|
381 EVP_AEAD_DEFAULT_TAG_LENGTH); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
382 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
383 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
|
384 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
385 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
386 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
387 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
|
388 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
|
389 != 1) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
390 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
391 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
392 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
|
393 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
394 } |
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 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
397 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
398 int len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
399 u_char *tag; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
400 EVP_CIPHER_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
401 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
402 ctx = EVP_CIPHER_CTX_new(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
403 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
404 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
|
405 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
406 } |
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 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
|
409 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
410 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
|
411 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
412 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
413 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
414 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
|
415 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
416 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
417 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
418 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
|
419 "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
|
420 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
421 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
422 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
423 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
|
424 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
425 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
|
426 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
427 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
428 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
429 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
|
430 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
431 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
|
432 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
433 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
434 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
435 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
|
436 in->len - EVP_GCM_TLS_TAG_LEN) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
437 != 1) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
438 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
439 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
440 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
|
441 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
444 out->len = len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
445 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
|
446 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
447 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
|
448 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
449 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
450 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
451 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
|
452 "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
|
453 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
454 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
455 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
456 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
|
457 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
458 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
|
459 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
460 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
461 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
462 out->len += len; |
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 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
465 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
466 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
467 return NGX_OK; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
471 static ngx_int_t |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
472 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:
7731
diff
changeset
|
473 ngx_str_t *out, u_char *nonce, ngx_str_t *in, ngx_str_t *ad, ngx_log_t *log) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
474 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
475 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
476 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
477 EVP_AEAD_CTX *ctx; |
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 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
|
480 EVP_AEAD_DEFAULT_TAG_LENGTH); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
481 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
482 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
|
483 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
486 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
|
487 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
|
488 != 1) |
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 EVP_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
491 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
|
492 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
493 } |
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_AEAD_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
496 #else |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
497 int len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
498 EVP_CIPHER_CTX *ctx; |
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 ctx = EVP_CIPHER_CTX_new(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
501 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
502 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
|
503 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
504 } |
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 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
|
507 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
508 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
|
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_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
|
513 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
514 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
515 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
516 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
|
517 "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
|
518 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
521 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
|
522 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
523 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
|
524 return NGX_ERROR; |
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 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
|
528 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
529 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
|
530 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
533 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
|
534 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
535 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
|
536 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
537 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
538 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
539 out->len = len; |
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 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
|
542 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
543 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
|
544 return NGX_ERROR; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
547 out->len += len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
548 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
549 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
|
550 out->data + in->len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
551 == 0) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
552 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
553 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
554 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
|
555 "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
|
556 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
557 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
558 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
559 EVP_CIPHER_CTX_free(ctx); |
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 out->len += EVP_GCM_TLS_TAG_LEN; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
562 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
563 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
564 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
565 |
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 static ngx_int_t |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
568 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
|
569 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
|
570 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
571 int outlen; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
572 EVP_CIPHER_CTX *ctx; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
573 u_char zero[5] = {0}; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
574 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
575 #ifdef OPENSSL_IS_BORINGSSL |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
576 uint32_t counter; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
577 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
578 ngx_memcpy(&counter, in, sizeof(uint32_t)); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
579 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
580 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
|
581 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
|
582 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
583 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
584 #endif |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
585 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
586 ctx = EVP_CIPHER_CTX_new(); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
587 if (ctx == NULL) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
588 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
589 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
590 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
591 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
|
592 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
|
593 goto failed; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
596 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
|
597 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
|
598 goto failed; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
599 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
600 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
601 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
|
602 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
|
603 goto failed; |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
606 EVP_CIPHER_CTX_free(ctx); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
607 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
608 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
609 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
610 failed: |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
611 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
612 EVP_CIPHER_CTX_free(ctx); |
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 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
615 } |
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 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
618 int |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
619 ngx_quic_set_encryption_secret(ngx_pool_t *pool, ngx_ssl_conn_t *ssl_conn, |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
620 enum ssl_encryption_level_t level, const uint8_t *secret, |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7769
diff
changeset
|
621 size_t secret_len, ngx_quic_secret_t *peer_secret) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
622 { |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7769
diff
changeset
|
623 ngx_int_t key_len; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7769
diff
changeset
|
624 ngx_uint_t i; |
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7769
diff
changeset
|
625 ngx_quic_ciphers_t ciphers; |
7687
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 key_len = ngx_quic_ciphers(ssl_conn, &ciphers, level); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
628 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
629 if (key_len == NGX_ERROR) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
630 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
|
631 return 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
632 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
633 |
7772
058a5af7ddfc
Refactored QUIC secrets storage.
Vladimir Homutov <vl@nginx.com>
parents:
7769
diff
changeset
|
634 if (level == ssl_encryption_initial) { |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
635 return 0; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
636 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
637 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
638 peer_secret->secret.data = ngx_pnalloc(pool, secret_len); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
639 if (peer_secret->secret.data == NULL) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
640 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
641 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
642 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
643 peer_secret->secret.len = secret_len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
644 ngx_memcpy(peer_secret->secret.data, secret, secret_len); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
645 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
646 peer_secret->key.len = key_len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
647 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
|
648 peer_secret->hp.len = key_len; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
649 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
650 struct { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
651 ngx_str_t label; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
652 ngx_str_t *key; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
653 const uint8_t *secret; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
654 } seq[] = { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
655 { 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
|
656 { 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
|
657 { 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
|
658 }; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
659 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
660 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
|
661 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
662 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
|
663 seq[i].secret, secret_len) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
664 != 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 return 0; |
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 } |
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 1; |
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 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
674 ngx_int_t |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
675 ngx_quic_key_update(ngx_connection_t *c, ngx_quic_secrets_t *current, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
676 ngx_quic_secrets_t *next) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
677 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
678 ngx_uint_t i; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
679 ngx_quic_ciphers_t ciphers; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
680 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
681 ngx_log_debug(NGX_LOG_DEBUG_EVENT, c->log, 0, "quic key update"); |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
682 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
683 if (ngx_quic_ciphers(c->ssl->connection, &ciphers, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
684 ssl_encryption_application) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
685 == NGX_ERROR) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
686 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
687 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
688 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
689 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
690 next->client.secret.len = current->client.secret.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
691 next->client.key.len = current->client.key.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
692 next->client.iv.len = current->client.iv.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
693 next->client.hp = current->client.hp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
694 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
695 next->server.secret.len = current->server.secret.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
696 next->server.key.len = current->server.key.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
697 next->server.iv.len = current->server.iv.len; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
698 next->server.hp = current->server.hp; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
699 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
700 struct { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
701 ngx_str_t label; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
702 ngx_str_t *key; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
703 ngx_str_t *secret; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
704 } seq[] = { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
705 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
706 ngx_string("tls13 quic ku"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
707 &next->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
708 ¤t->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
709 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
710 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
711 ngx_string("tls13 quic key"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
712 &next->client.key, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
713 &next->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
714 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
715 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
716 ngx_string("tls13 quic iv"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
717 &next->client.iv, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
718 &next->client.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
719 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
720 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
721 ngx_string("tls13 quic ku"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
722 &next->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
723 ¤t->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
724 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
725 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
726 ngx_string("tls13 quic key"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
727 &next->server.key, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
728 &next->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
729 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
730 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
731 ngx_string("tls13 quic iv"), |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
732 &next->server.iv, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
733 &next->server.secret, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
734 }, |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
735 }; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
736 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
737 for (i = 0; i < (sizeof(seq) / sizeof(seq[0])); i++) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
738 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
739 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:
7784
diff
changeset
|
740 seq[i].secret->data, seq[i].secret->len) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
741 != NGX_OK) |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
742 { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
743 return NGX_ERROR; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
744 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
745 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
746 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
747 return NGX_OK; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
748 } |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
749 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
750 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
751 static ssize_t |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
752 ngx_quic_create_long_packet(ngx_quic_header_t *pkt, ngx_ssl_conn_t *ssl_conn, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
753 ngx_str_t *res) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
754 { |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
755 u_char *pnp, *sample; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
756 ngx_str_t ad, out; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
757 ngx_uint_t i; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
758 ngx_quic_ciphers_t ciphers; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
759 u_char nonce[12], mask[16]; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
760 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
761 out.len = pkt->payload.len + EVP_GCM_TLS_TAG_LEN; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
762 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
763 ad.data = res->data; |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
764 ad.len = ngx_quic_create_long_header(pkt, ad.data, out.len, &pnp); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
765 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
766 out.data = res->data + ad.len; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
767 |
7836 | 768 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
769 ngx_quic_hexdump0(pkt->log, "ad", ad.data, ad.len); |
7836 | 770 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
771 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
772 if (ngx_quic_ciphers(ssl_conn, &ciphers, pkt->level) == NGX_ERROR) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
773 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
774 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
775 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
776 ngx_memcpy(nonce, pkt->secret->iv.data, pkt->secret->iv.len); |
7776
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
777 ngx_quic_compute_nonce(nonce, sizeof(nonce), pkt->number); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
778 |
7836 | 779 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
780 ngx_quic_hexdump0(pkt->log, "server_iv", pkt->secret->iv.data, 12); |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
781 ngx_quic_hexdump0(pkt->log, "nonce", nonce, 12); |
7836 | 782 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
783 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
784 if (ngx_quic_tls_seal(ciphers.c, pkt->secret, &out, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
785 nonce, &pkt->payload, &ad, pkt->log) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
786 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
787 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
788 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
789 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
790 |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
791 sample = &out.data[4 - pkt->num_len]; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
792 if (ngx_quic_tls_hp(pkt->log, ciphers.hp, pkt->secret, mask, sample) |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
793 != NGX_OK) |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
794 { |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
795 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
796 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
797 |
7836 | 798 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
799 ngx_quic_hexdump0(pkt->log, "sample", sample, 16); |
7784
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7783
diff
changeset
|
800 ngx_quic_hexdump0(pkt->log, "mask", mask, 5); |
7836 | 801 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
802 |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
803 /* quic-tls: 5.4.1. Header Protection Application */ |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
804 ad.data[0] ^= mask[0] & 0x0f; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
805 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
806 for (i = 0; i < pkt->num_len; i++) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
807 pnp[i] ^= mask[i + 1]; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
808 } |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
809 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
810 res->len = ad.len + out.len; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
811 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
812 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
813 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
814 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
815 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
816 static ssize_t |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
817 ngx_quic_create_short_packet(ngx_quic_header_t *pkt, ngx_ssl_conn_t *ssl_conn, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
818 ngx_str_t *res) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
819 { |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
820 u_char *pnp, *sample; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
821 ngx_str_t ad, out; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
822 ngx_uint_t i; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
823 ngx_quic_ciphers_t ciphers; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
824 u_char nonce[12], mask[16]; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
825 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
826 out.len = pkt->payload.len + EVP_GCM_TLS_TAG_LEN; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
827 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
828 ad.data = res->data; |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
829 ad.len = ngx_quic_create_short_header(pkt, ad.data, out.len, &pnp); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
830 |
7784
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7783
diff
changeset
|
831 out.data = res->data + ad.len; |
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7783
diff
changeset
|
832 |
7836 | 833 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
834 ngx_quic_hexdump0(pkt->log, "ad", ad.data, ad.len); |
7836 | 835 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
836 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
837 if (ngx_quic_ciphers(ssl_conn, &ciphers, pkt->level) == NGX_ERROR) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
838 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
839 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
840 |
7783
435fed8e2489
Logging of packet numbers in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
841 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
7836 | 842 "quic ngx_quic_create_short_packet: number %L," |
843 " encoded %d:0x%xD", pkt->number, (int) pkt->num_len, | |
844 pkt->trunc); | |
7783
435fed8e2489
Logging of packet numbers in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7781
diff
changeset
|
845 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
846 ngx_memcpy(nonce, pkt->secret->iv.data, pkt->secret->iv.len); |
7776
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
847 ngx_quic_compute_nonce(nonce, sizeof(nonce), pkt->number); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
848 |
7836 | 849 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
850 ngx_quic_hexdump0(pkt->log, "server_iv", pkt->secret->iv.data, 12); |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
851 ngx_quic_hexdump0(pkt->log, "nonce", nonce, 12); |
7836 | 852 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
853 |
7784
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7783
diff
changeset
|
854 if (ngx_quic_tls_seal(ciphers.c, pkt->secret, &out, |
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7783
diff
changeset
|
855 nonce, &pkt->payload, &ad, pkt->log) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
856 != NGX_OK) |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
857 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
858 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
859 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
860 |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
861 sample = &out.data[4 - pkt->num_len]; |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
862 if (ngx_quic_tls_hp(pkt->log, ciphers.hp, pkt->secret, mask, sample) |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
863 != NGX_OK) |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
864 { |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
865 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
866 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
867 |
7836 | 868 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
869 ngx_quic_hexdump0(pkt->log, "sample", sample, 16); |
7784
1bb5e8538d0c
Removed excessive debugging in QUIC packet creation.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7783
diff
changeset
|
870 ngx_quic_hexdump0(pkt->log, "mask", mask, 5); |
7836 | 871 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
872 |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
873 /* quic-tls: 5.4.1. Header Protection Application */ |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
874 ad.data[0] ^= mask[0] & 0x1f; |
7781
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
875 |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
876 for (i = 0; i < pkt->num_len; i++) { |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
877 pnp[i] ^= mask[i + 1]; |
fdda518d10ba
Proper handling of packet number in header.
Vladimir Homutov <vl@nginx.com>
parents:
7779
diff
changeset
|
878 } |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
879 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
880 res->len = ad.len + out.len; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
881 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
882 return NGX_OK; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
883 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
884 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
885 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
886 static uint64_t |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
887 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:
7790
diff
changeset
|
888 uint64_t *largest_pn) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
889 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
890 u_char *p; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
891 uint64_t truncated_pn, expected_pn, candidate_pn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
892 uint64_t pn_nbits, pn_win, pn_hwin, pn_mask; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
893 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
894 pn_nbits = ngx_min(len * 8, 62); |
7687
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 p = *pos; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
897 truncated_pn = *p++ ^ *mask++; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
898 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
899 while (--len) { |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
900 truncated_pn = (truncated_pn << 8) + (*p++ ^ *mask++); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
901 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
902 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
903 *pos = p; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
904 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
905 expected_pn = *largest_pn + 1; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
906 pn_win = 1 << pn_nbits; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
907 pn_hwin = pn_win / 2; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
908 pn_mask = pn_win - 1; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
909 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
910 candidate_pn = (expected_pn & ~pn_mask) | truncated_pn; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
911 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
912 if ((int64_t) candidate_pn <= (int64_t) (expected_pn - pn_hwin) |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
913 && candidate_pn < (1ULL << 62) - pn_win) |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
914 { |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
915 candidate_pn += pn_win; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
916 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
917 } else if (candidate_pn > expected_pn + pn_hwin |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
918 && candidate_pn >= pn_win) |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
919 { |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
920 candidate_pn -= pn_win; |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
921 } |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
922 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
923 *largest_pn = ngx_max((int64_t) *largest_pn, (int64_t) candidate_pn); |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
924 |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
925 return candidate_pn; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
926 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
927 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
928 |
7776
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
929 static void |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
930 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:
7773
diff
changeset
|
931 { |
7779
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7776
diff
changeset
|
932 nonce[len - 4] ^= (pn & 0xff000000) >> 24; |
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7776
diff
changeset
|
933 nonce[len - 3] ^= (pn & 0x00ff0000) >> 16; |
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7776
diff
changeset
|
934 nonce[len - 2] ^= (pn & 0x0000ff00) >> 8; |
c625bde6cb77
Fixed computing nonce again, by properly shifting packet number.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7776
diff
changeset
|
935 nonce[len - 1] ^= (pn & 0x000000ff); |
7776
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
936 } |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
937 |
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
diff
changeset
|
938 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
939 ssize_t |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
940 ngx_quic_encrypt(ngx_quic_header_t *pkt, ngx_ssl_conn_t *ssl_conn, |
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
941 ngx_str_t *res) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
942 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
943 if (pkt->level == ssl_encryption_application) { |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
944 return ngx_quic_create_short_packet(pkt, ssl_conn, res); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
945 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
946 |
7751
f85749b60e58
Removed memory allocations from encryption code.
Vladimir Homutov <vl@nginx.com>
parents:
7731
diff
changeset
|
947 return ngx_quic_create_long_packet(pkt, ssl_conn, res); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
948 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
949 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
950 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
951 ngx_int_t |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
952 ngx_quic_decrypt(ngx_quic_header_t *pkt, ngx_ssl_conn_t *ssl_conn, |
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
953 uint64_t *largest_pn) |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
954 { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
955 u_char clearflags, *p, *sample; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
956 uint64_t pn; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
957 ngx_int_t pnl, rc, key_phase; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
958 ngx_str_t in, ad; |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
959 ngx_quic_secret_t *secret; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
960 ngx_quic_ciphers_t ciphers; |
7754
ebd5c71b9f02
Got rid of memory allocation in decryption.
Vladimir Homutov <vl@nginx.com>
parents:
7753
diff
changeset
|
961 uint8_t mask[16], nonce[12]; |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
962 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
963 if (ngx_quic_ciphers(ssl_conn, &ciphers, pkt->level) == NGX_ERROR) { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
964 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
965 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
966 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
967 secret = pkt->secret; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
968 |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
969 p = pkt->raw->pos; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
970 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
971 /* 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
|
972 * 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
|
973 * 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
|
974 * 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
|
975 */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
976 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
977 sample = p + 4; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
978 |
7836 | 979 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7753 | 980 ngx_quic_hexdump0(pkt->log, "sample", sample, 16); |
7836 | 981 #endif |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
982 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
983 /* header protection */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
984 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
985 if (ngx_quic_tls_hp(pkt->log, ciphers.hp, secret, mask, sample) |
7753 | 986 != NGX_OK) |
987 { | |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
988 return NGX_ERROR; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
989 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
990 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
991 if (ngx_quic_long_pkt(pkt->flags)) { |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
992 clearflags = pkt->flags ^ (mask[0] & 0x0f); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
993 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
994 } else { |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
995 clearflags = pkt->flags ^ (mask[0] & 0x1f); |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
996 key_phase = (clearflags & NGX_QUIC_PKT_KPHASE) != 0; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
997 |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
998 if (key_phase != pkt->key_phase) { |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
999 secret = pkt->next; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
1000 pkt->key_update = 1; |
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
1001 } |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1002 } |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1003 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1004 pnl = (clearflags & 0x03) + 1; |
7816
aba84d9ab256
Parsing of truncated packet numbers.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7790
diff
changeset
|
1005 pn = ngx_quic_parse_pn(&p, pnl, &mask[1], largest_pn); |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1006 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1007 pkt->pn = pn; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1008 |
7836 | 1009 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7753 | 1010 ngx_quic_hexdump0(pkt->log, "mask", mask, 5); |
7836 | 1011 #endif |
1012 | |
7753 | 1013 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1014 "quic clear flags: %xi", clearflags); |
7753 | 1015 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0, |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1016 "quic packet number: %uL, len: %xi", pn, pnl); |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1017 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1018 /* packet protection */ |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1019 |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1020 in.data = p; |
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1021 |
7717
c217a907ce42
Added checks for permitted frame types.
Vladimir Homutov <vl@nginx.com>
parents:
7690
diff
changeset
|
1022 if (ngx_quic_long_pkt(pkt->flags)) { |
7687
69345a26ba69
Split transport and crypto parts into separate files.
Vladimir Homutov <vl@nginx.com>
parents:
diff
changeset
|
1023 in.len = pkt->len - pnl; |
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 } else { |
69345a26ba69
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1026 in.len = pkt->data + pkt->len - p; |
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1027 } |
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Split transport and crypto parts into separate files.
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1028 |
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1029 ad.len = p - pkt->data; |
7754
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1030 ad.data = pkt->plaintext; |
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1031 |
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1032 ngx_memcpy(ad.data, pkt->data, ad.len); |
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1033 ad.data[0] = clearflags; |
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1034 |
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1035 do { |
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1036 ad.data[ad.len - pnl] = pn >> (8 * (pnl - 1)) % 256; |
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1037 } while (--pnl); |
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1038 |
7785
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TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
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1039 ngx_memcpy(nonce, secret->iv.data, secret->iv.len); |
7776
7ac890c18f5e
Fixed computing nonce by xoring all packet number bytes.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7773
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1040 ngx_quic_compute_nonce(nonce, sizeof(nonce), pn); |
7687
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1041 |
7836 | 1042 #ifdef NGX_QUIC_DEBUG_CRYPTO |
7753 | 1043 ngx_quic_hexdump0(pkt->log, "nonce", nonce, 12); |
1044 ngx_quic_hexdump0(pkt->log, "ad", ad.data, ad.len); | |
7836 | 1045 #endif |
7687
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1046 |
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1047 pkt->payload.len = in.len - EVP_GCM_TLS_TAG_LEN; |
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1048 |
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1049 if (NGX_QUIC_DEFAULT_MAX_PACKET_SIZE - ad.len < pkt->payload.len) { |
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parents:
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1050 return NGX_ERROR; |
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1051 } |
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1052 |
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1053 pkt->payload.data = pkt->plaintext + ad.len; |
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1054 |
7785
29354c6fc5f2
TLS Key Update in QUIC.
Sergey Kandaurov <pluknet@nginx.com>
parents:
7784
diff
changeset
|
1055 rc = ngx_quic_tls_open(ciphers.c, secret, &pkt->payload, |
7753 | 1056 nonce, &in, &ad, pkt->log); |
7687
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1057 |
7836 | 1058 #if defined(NGX_QUIC_DEBUG_CRYPTO) && defined(NGX_QUIC_DEBUG_PACKETS) |
7753 | 1059 ngx_quic_hexdump0(pkt->log, "packet payload", |
7687
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1060 pkt->payload.data, pkt->payload.len); |
7836 | 1061 #endif |
7687
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|
1062 |
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|
1063 return rc; |
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parents:
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|
1064 } |
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parents:
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|
1065 |