nginx: src/event/ngx_event_quic_protection.c annotate

annotate src/event/ngx_event_quic_protection.c @ 8339:aba84d9ab256 quic

Parsing of truncated packet numbers. For sample decoding algorithm, see quic-transport-27#appendix-A.

author	Sergey Kandaurov <pluknet@nginx.com>
date	Thu, 16 Apr 2020 12:46:48 +0300
parents	7cca3624f9c4
children	2f900ae486bc

rev	line source
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	2 /*
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	3 * Copyright (C) Nginx, Inc.
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	4 */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	5
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	6
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	7 #include <ngx_config.h>
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	8 #include <ngx_core.h>
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	9 #include <ngx_event.h>
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	10
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	11
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	12 #define NGX_QUIC_IV_LEN 12
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	13
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	14 #define NGX_AES_128_GCM_SHA256 0x1301
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	15 #define NGX_AES_256_GCM_SHA384 0x1302
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	16 #define NGX_CHACHA20_POLY1305_SHA256 0x1303
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	17
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	18
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	19 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	20 #define ngx_quic_cipher_t EVP_AEAD
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	21 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	22 #define ngx_quic_cipher_t EVP_CIPHER
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	23 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	24
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	25 typedef struct {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	26 const ngx_quic_cipher_t *c;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	27 const EVP_CIPHER *hp;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	28 const EVP_MD *d;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	29 } ngx_quic_ciphers_t;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	30
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	31
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	32 static ngx_int_t ngx_hkdf_expand(u_char *out_key, size_t out_len,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	33 const EVP_MD digest, const u_char prk, size_t prk_len,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	34 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	35 static ngx_int_t ngx_hkdf_extract(u_char out_key, size_t out_len,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	36 const EVP_MD digest, const u_char secret, size_t secret_len,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	37 const u_char *salt, size_t salt_len);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	38
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	39 static uint64_t ngx_quic_parse_pn(u_char *pos, ngx_int_t len, u_char mask,
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	40 uint64_t *largest_pn);
8310 7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	41 static void ngx_quic_compute_nonce(u_char *nonce, size_t len, uint64_t pn);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	42 static ngx_int_t ngx_quic_ciphers(ngx_ssl_conn_t *ssl_conn,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	43 ngx_quic_ciphers_t *ciphers, enum ssl_encryption_level_t level);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	44
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	45 static ngx_int_t ngx_quic_tls_open(const ngx_quic_cipher_t *cipher,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	46 ngx_quic_secret_t s, ngx_str_t out, u_char nonce, ngx_str_t in,
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	47 ngx_str_t ad, ngx_log_t log);
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	48 static ngx_int_t ngx_quic_tls_seal(const ngx_quic_cipher_t *cipher,
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	49 ngx_quic_secret_t s, ngx_str_t out, u_char nonce, ngx_str_t in,
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	50 ngx_str_t ad, ngx_log_t log);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	51 static ngx_int_t ngx_quic_tls_hp(ngx_log_t log, const EVP_CIPHER cipher,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	52 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	53 static ngx_int_t ngx_quic_hkdf_expand(ngx_pool_t pool, const EVP_MD digest,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	54 ngx_str_t out, ngx_str_t label, const uint8_t *prk, size_t prk_len);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	55
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	56 static ssize_t ngx_quic_create_long_packet(ngx_quic_header_t *pkt,
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	57 ngx_ssl_conn_t ssl_conn, ngx_str_t res);
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	58 static ssize_t ngx_quic_create_short_packet(ngx_quic_header_t *pkt,
8299 4ad7d4272cd5 Style. Sergey Kandaurov <pluknet@nginx.com> parents: 8288 diff changeset	59 ngx_ssl_conn_t ssl_conn, ngx_str_t res);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	60
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	61
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	62 static ngx_int_t
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	63 ngx_quic_ciphers(ngx_ssl_conn_t ssl_conn, ngx_quic_ciphers_t ciphers,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	64 enum ssl_encryption_level_t level)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	65 {
8324 7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	66 ngx_int_t id, len;
7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	67 const SSL_CIPHER *cipher;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	68
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	69 if (level == ssl_encryption_initial) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	70 id = NGX_AES_128_GCM_SHA256;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	71
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	72 } else {
8324 7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	73 cipher = SSL_get_current_cipher(ssl_conn);
7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	74 if (cipher == NULL) {
7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	75 return NGX_ERROR;
7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	76 }
7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	77
7cca3624f9c4 Added check for SSL_get_current_cipher() results. Vladimir Homutov <vl@nginx.com> parents: 8319 diff changeset	78 id = SSL_CIPHER_get_id(cipher) & 0xffff;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	79 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	80
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	81 switch (id) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	82
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	83 case NGX_AES_128_GCM_SHA256:
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	84 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	85 ciphers->c = EVP_aead_aes_128_gcm();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	86 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	87 ciphers->c = EVP_aes_128_gcm();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	88 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	89 ciphers->hp = EVP_aes_128_ctr();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	90 ciphers->d = EVP_sha256();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	91 len = 16;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	92 break;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	93
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	94 case NGX_AES_256_GCM_SHA384:
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	95 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	96 ciphers->c = EVP_aead_aes_256_gcm();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	97 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	98 ciphers->c = EVP_aes_256_gcm();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	99 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	100 ciphers->hp = EVP_aes_256_ctr();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	101 ciphers->d = EVP_sha384();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	102 len = 32;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	103 break;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	104
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	105 case NGX_CHACHA20_POLY1305_SHA256:
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	106 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	107 ciphers->c = EVP_aead_chacha20_poly1305();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	108 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	109 ciphers->c = EVP_chacha20_poly1305();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	110 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	111 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	112 ciphers->hp = (const EVP_CIPHER *) EVP_aead_chacha20_poly1305();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	113 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	114 ciphers->hp = EVP_chacha20();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	115 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	116 ciphers->d = EVP_sha256();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	117 len = 32;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	118 break;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	119
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	120 default:
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	121 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	122 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	123
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	124 return len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	125 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	126
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	127
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	128 ngx_int_t
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	129 ngx_quic_set_initial_secret(ngx_pool_t pool, ngx_quic_secret_t client,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	130 ngx_quic_secret_t server, ngx_str_t secret)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	131 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	132 size_t is_len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	133 uint8_t is[SHA256_DIGEST_LENGTH];
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	134 ngx_uint_t i;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	135 const EVP_MD *digest;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	136 const EVP_CIPHER *cipher;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	137
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	138 static const uint8_t salt[20] =
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	139 "\xc3\xee\xf7\x12\xc7\x2e\xbb\x5a\x11\xa7"
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	140 "\xd2\x43\x2b\xb4\x63\x65\xbe\xf9\xf5\x02";
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	141
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	142 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.3 */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	143
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	144 cipher = EVP_aes_128_gcm();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	145 digest = EVP_sha256();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	146
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	147 if (ngx_hkdf_extract(is, &is_len, digest, secret->data, secret->len,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	148 salt, sizeof(salt))
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	149 != NGX_OK)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	150 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	151 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	152 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	153
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	154 ngx_str_t iss = {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	155 .data = is,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	156 .len = is_len
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	157 };
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	158
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	159 ngx_quic_hexdump0(pool->log, "salt", salt, sizeof(salt));
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	160 ngx_quic_hexdump0(pool->log, "initial secret", is, is_len);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	161
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	162 /* draft-ietf-quic-tls-23#section-5.2 */
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	163 client->secret.len = SHA256_DIGEST_LENGTH;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	164 server->secret.len = SHA256_DIGEST_LENGTH;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	165
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	166 client->key.len = EVP_CIPHER_key_length(cipher);
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	167 server->key.len = EVP_CIPHER_key_length(cipher);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	168
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	169 client->hp.len = EVP_CIPHER_key_length(cipher);
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	170 server->hp.len = EVP_CIPHER_key_length(cipher);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	171
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	172 client->iv.len = EVP_CIPHER_iv_length(cipher);
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	173 server->iv.len = EVP_CIPHER_iv_length(cipher);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	174
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	175 struct {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	176 ngx_str_t label;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	177 ngx_str_t *key;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	178 ngx_str_t *prk;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	179 } seq[] = {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	180
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	181 /* draft-ietf-quic-tls-23#section-5.2 */
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	182 { ngx_string("tls13 client in"), &client->secret, &iss },
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	183 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	184 ngx_string("tls13 quic key"),
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	185 &client->key,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	186 &client->secret,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	187 },
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	188 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	189 ngx_string("tls13 quic iv"),
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	190 &client->iv,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	191 &client->secret,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	192 },
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	193 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	194 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.4.1 */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	195 ngx_string("tls13 quic hp"),
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	196 &client->hp,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	197 &client->secret,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	198 },
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	199 { ngx_string("tls13 server in"), &server->secret, &iss },
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	200 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	201 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.3 */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	202 ngx_string("tls13 quic key"),
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	203 &server->key,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	204 &server->secret,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	205 },
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	206 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	207 ngx_string("tls13 quic iv"),
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	208 &server->iv,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	209 &server->secret,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	210 },
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	211 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	212 /* AEAD_AES_128_GCM prior to handshake, quic-tls-23#section-5.4.1 */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	213 ngx_string("tls13 quic hp"),
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	214 &server->hp,
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	215 &server->secret,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	216 },
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	217
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	218 };
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	219
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	220 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	221
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	222 if (ngx_quic_hkdf_expand(pool, digest, seq[i].key, &seq[i].label,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	223 seq[i].prk->data, seq[i].prk->len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	224 != NGX_OK)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	225 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	226 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	227 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	228 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	229
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	230 return NGX_OK;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	231 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	232
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	233
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	234 static ngx_int_t
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	235 ngx_quic_hkdf_expand(ngx_pool_t pool, const EVP_MD digest, ngx_str_t *out,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	236 ngx_str_t label, const uint8_t prk, size_t prk_len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	237 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	238 size_t info_len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	239 uint8_t *p;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	240 uint8_t info[20];
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	241
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	242 if (out->data == NULL) {
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	243 out->data = ngx_pnalloc(pool, out->len);
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	244 if (out->data == NULL) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	245 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	246 }
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	247 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	248
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	249 info_len = 2 + 1 + label->len + 1;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	250
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	251 info[0] = 0;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	252 info[1] = out->len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	253 info[2] = label->len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	254 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	255 *p = '\0';
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	256
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	257 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	258 prk, prk_len, info, info_len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	259 != NGX_OK)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	260 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	261 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	262 "ngx_hkdf_expand(%V) failed", label);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	263 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	264 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	265
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	266 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	267 ngx_quic_hexdump(pool->log, "%V key", out->data, out->len, label);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	268
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	269 return NGX_OK;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	270 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	271
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	272
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	273 static ngx_int_t
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	274 ngx_hkdf_expand(u_char out_key, size_t out_len, const EVP_MD digest,
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	275 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	276 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	277 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	278 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	279 == 0)
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 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	282 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	283 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	284
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	285 EVP_PKEY_CTX *pctx;
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 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	288
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	289 if (EVP_PKEY_derive_init(pctx) <= 0) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	290 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	291 }
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_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	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_set_hkdf_md(pctx, digest) <= 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_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	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_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	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_derive(pctx, out_key, &out_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 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	314
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	315 return NGX_OK;
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
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 static ngx_int_t
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	320 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	321 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	322 size_t salt_len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	323 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	324 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	325 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	326 salt_len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	327 == 0)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	328 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	329 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	330 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	331 #else
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 EVP_PKEY_CTX *pctx;
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 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	336
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	337 if (EVP_PKEY_derive_init(pctx) <= 0) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	338 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	339 }
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_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	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_set_hkdf_md(pctx, digest) <= 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_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	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_salt(pctx, salt, salt_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_derive(pctx, out_key, out_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 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	362
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	363 return NGX_OK;
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
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 static ngx_int_t
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	368 ngx_quic_tls_open(const ngx_quic_cipher_t cipher, ngx_quic_secret_t s,
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	369 ngx_str_t out, u_char nonce, ngx_str_t in, ngx_str_t ad,
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	370 ngx_log_t *log)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	371 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	372
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	373 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	374 EVP_AEAD_CTX *ctx;
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 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	377 EVP_AEAD_DEFAULT_TAG_LENGTH);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	378 if (ctx == NULL) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	379 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	380 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	381 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	382
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	383 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	384 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	385 != 1)
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 EVP_AEAD_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	388 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	389 return NGX_ERROR;
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
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	392 EVP_AEAD_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	393 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	394 int len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	395 u_char *tag;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	396 EVP_CIPHER_CTX *ctx;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	397
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	398 ctx = EVP_CIPHER_CTX_new();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	399 if (ctx == NULL) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	400 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	401 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	402 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	403
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	404 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	405 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	406 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	407 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	408 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	409
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	410 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	411 == 0)
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 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	414 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	415 "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	416 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	417 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	418
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	419 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	420 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	421 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	422 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	423 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	424
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	425 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	426 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	427 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	428 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	429 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	430
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	431 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	432 in->len - EVP_GCM_TLS_TAG_LEN)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	433 != 1)
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 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	436 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	437 return NGX_ERROR;
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
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	440 out->len = len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	441 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	442
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	443 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	444 == 0)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	445 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	446 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	447 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	448 "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	449 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	450 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	451
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	452 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	453 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	454 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	455 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	456 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	457
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	458 out->len += len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	459
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	460 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	461 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	462
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	463 return NGX_OK;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	464 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	465
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 static ngx_int_t
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	468 ngx_quic_tls_seal(const ngx_quic_cipher_t cipher, ngx_quic_secret_t s,
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	469 ngx_str_t out, u_char nonce, ngx_str_t in, ngx_str_t ad, ngx_log_t *log)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	470 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	471
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	472 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	473 EVP_AEAD_CTX *ctx;
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 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	476 EVP_AEAD_DEFAULT_TAG_LENGTH);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	477 if (ctx == NULL) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	478 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	479 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	480 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	481
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	482 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	483 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	484 != 1)
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 EVP_AEAD_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	487 ngx_ssl_error(NGX_LOG_INFO, log, 0, "EVP_AEAD_CTX_seal() failed");
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	488 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	489 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	490
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	491 EVP_AEAD_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	492 #else
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	493 int len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	494 EVP_CIPHER_CTX *ctx;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	495
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	496 ctx = EVP_CIPHER_CTX_new();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	497 if (ctx == NULL) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	498 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	499 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	500 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	501
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	502 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	503 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	504 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	505 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	506 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	507
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	508 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	509 == 0)
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 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	512 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	513 "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	514 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	515 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	516
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	517 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	518 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	519 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	520 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	521 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	522
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	523 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	524 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	525 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	526 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	527 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	528
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	529 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	530 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	531 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	532 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	533 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	534
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	535 out->len = len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	536
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	537 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	538 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	539 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	540 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	541 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	542
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	543 out->len += len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	544
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	545 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	546 out->data + in->len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	547 == 0)
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 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	550 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	551 "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	552 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	553 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	554
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	555 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	556
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	557 out->len += EVP_GCM_TLS_TAG_LEN;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	558 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	559 return NGX_OK;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	560 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	561
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	562
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	563 static ngx_int_t
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	564 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	565 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	566 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	567 int outlen;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	568 EVP_CIPHER_CTX *ctx;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	569 u_char zero[5] = {0};
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	570
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	571 #ifdef OPENSSL_IS_BORINGSSL
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	572 uint32_t counter;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	573
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	574 ngx_memcpy(&counter, in, sizeof(uint32_t));
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	575
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	576 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	577 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	578 return NGX_OK;
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 #endif
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	581
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	582 ctx = EVP_CIPHER_CTX_new();
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	583 if (ctx == NULL) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	584 return NGX_ERROR;
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
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	587 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	588 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	589 goto failed;
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
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	592 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	593 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	594 goto failed;
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
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	597 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	598 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	599 goto failed;
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
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	602 EVP_CIPHER_CTX_free(ctx);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	603
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	604 return NGX_OK;
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 failed:
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 EVP_CIPHER_CTX_free(ctx);
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 return NGX_ERROR;
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
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 int
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	615 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	616 enum ssl_encryption_level_t level, const uint8_t *secret,
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	617 size_t secret_len, ngx_quic_secret_t *peer_secret)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	618 {
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	619 ngx_int_t key_len;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	620 ngx_uint_t i;
058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	621 ngx_quic_ciphers_t ciphers;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	622
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	623 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	624
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	625 if (key_len == NGX_ERROR) {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	626 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	627 return 0;
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
8306 058a5af7ddfc Refactored QUIC secrets storage. Vladimir Homutov <vl@nginx.com> parents: 8303 diff changeset	630 if (level == ssl_encryption_initial) {
8221 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
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	634 peer_secret->secret.data = ngx_pnalloc(pool, secret_len);
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	635 if (peer_secret->secret.data == NULL) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	636 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	637 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	638
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	639 peer_secret->secret.len = secret_len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	640 ngx_memcpy(peer_secret->secret.data, secret, secret_len);
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	641
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	642 peer_secret->key.len = key_len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	643 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	644 peer_secret->hp.len = key_len;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	645
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	646 struct {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	647 ngx_str_t label;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	648 ngx_str_t *key;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	649 const uint8_t *secret;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	650 } seq[] = {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	651 { 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	652 { 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	653 { 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	654 };
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	655
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	656 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	657
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	658 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	659 seq[i].secret, secret_len)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	660 != NGX_OK)
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 return 0;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	663 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	664 }
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 1;
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
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	670 ngx_int_t
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	671 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: 8318 diff changeset	672 ngx_quic_secrets_t *next)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	673 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	674 ngx_uint_t i;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	675 ngx_quic_ciphers_t ciphers;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	676
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	677 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: 8318 diff changeset	678
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	679 if (ngx_quic_ciphers(c->ssl->connection, &ciphers,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	680 ssl_encryption_application)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	681 == NGX_ERROR)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	682 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	683 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	684 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	685
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	686 next->client.secret.len = current->client.secret.len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	687 next->client.key.len = current->client.key.len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	688 next->client.iv.len = current->client.iv.len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	689 next->client.hp = current->client.hp;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	690
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	691 next->server.secret.len = current->server.secret.len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	692 next->server.key.len = current->server.key.len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	693 next->server.iv.len = current->server.iv.len;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	694 next->server.hp = current->server.hp;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	695
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	696 struct {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	697 ngx_str_t label;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	698 ngx_str_t *key;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	699 ngx_str_t *secret;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	700 } seq[] = {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	701 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	702 ngx_string("tls13 quic ku"),
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	703 &next->client.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	704 &current->client.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	705 },
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	706 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	707 ngx_string("tls13 quic key"),
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	708 &next->client.key,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	709 &next->client.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	710 },
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	711 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	712 ngx_string("tls13 quic iv"),
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	713 &next->client.iv,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	714 &next->client.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	715 },
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	716 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	717 ngx_string("tls13 quic ku"),
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	718 &next->server.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	719 &current->server.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	720 },
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	721 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	722 ngx_string("tls13 quic key"),
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	723 &next->server.key,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	724 &next->server.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	725 },
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	726 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	727 ngx_string("tls13 quic iv"),
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	728 &next->server.iv,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	729 &next->server.secret,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	730 },
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	731 };
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	732
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	733 for (i = 0; i < (sizeof(seq) / sizeof(seq[0])); i++) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	734
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	735 if (ngx_quic_hkdf_expand(c->pool, ciphers.d, seq[i].key, &seq[i].label,
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	736 seq[i].secret->data, seq[i].secret->len)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	737 != NGX_OK)
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	738 {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	739 return NGX_ERROR;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	740 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	741 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	742
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	743 return NGX_OK;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	744 }
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	745
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	746
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	747 static ssize_t
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	748 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: 8265 diff changeset	749 ngx_str_t *res)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	750 {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	751 u_char pnp, sample;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	752 ngx_str_t ad, out;
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	753 ngx_uint_t i;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	754 ngx_quic_ciphers_t ciphers;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	755 u_char nonce[12], mask[16];
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	756
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	757 out.len = pkt->payload.len + EVP_GCM_TLS_TAG_LEN;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	758
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	759 ad.data = res->data;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	760 ad.len = ngx_quic_create_long_header(pkt, ad.data, out.len, &pnp);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	761
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	762 out.data = res->data + ad.len;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	763
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	764 ngx_quic_hexdump0(pkt->log, "ad", ad.data, ad.len);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	765
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	766 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	767 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	768 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	769
8317 435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	770 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	771 "ngx_quic_create_long_packet: number %L, encoded %d:0x%xD",
435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	772 pkt->number, (int) pkt->num_len, pkt->trunc);
435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	773
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	774 ngx_memcpy(nonce, pkt->secret->iv.data, pkt->secret->iv.len);
8310 7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	775 ngx_quic_compute_nonce(nonce, sizeof(nonce), pkt->number);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	776
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	777 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: 8265 diff changeset	778 ngx_quic_hexdump0(pkt->log, "nonce", nonce, 12);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	779
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	780 if (ngx_quic_tls_seal(ciphers.c, pkt->secret, &out,
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	781 nonce, &pkt->payload, &ad, pkt->log)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	782 != NGX_OK)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	783 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	784 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	785 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	786
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	787 sample = &out.data[4 - pkt->num_len];
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	788 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: 8265 diff changeset	789 != NGX_OK)
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	790 {
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	791 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	792 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	793
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	794 ngx_quic_hexdump0(pkt->log, "sample", sample, 16);
8318 1bb5e8538d0c Removed excessive debugging in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8317 diff changeset	795 ngx_quic_hexdump0(pkt->log, "mask", mask, 5);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	796
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	797 /* quic-tls: 5.4.1. Header Protection Application */
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	798 ad.data[0] ^= mask[0] & 0x0f;
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	799
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	800 for (i = 0; i < pkt->num_len; i++) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	801 pnp[i] ^= mask[i + 1];
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	802 }
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	803
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	804 res->len = ad.len + out.len;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	805
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	806 return NGX_OK;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	807 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	808
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	809
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	810 static ssize_t
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	811 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: 8265 diff changeset	812 ngx_str_t *res)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	813 {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	814 u_char pnp, sample;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	815 ngx_str_t ad, out;
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	816 ngx_uint_t i;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	817 ngx_quic_ciphers_t ciphers;
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	818 u_char nonce[12], mask[16];
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	819
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	820 out.len = pkt->payload.len + EVP_GCM_TLS_TAG_LEN;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	821
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	822 ad.data = res->data;
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	823 ad.len = ngx_quic_create_short_header(pkt, ad.data, out.len, &pnp);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	824
8318 1bb5e8538d0c Removed excessive debugging in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8317 diff changeset	825 out.data = res->data + ad.len;
1bb5e8538d0c Removed excessive debugging in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8317 diff changeset	826
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	827 ngx_quic_hexdump0(pkt->log, "ad", ad.data, ad.len);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	828
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	829 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	830 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	831 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	832
8317 435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	833 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	834 "ngx_quic_create_short_packet: number %L, encoded %d:0x%xD",
435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	835 pkt->number, (int) pkt->num_len, pkt->trunc);
435fed8e2489 Logging of packet numbers in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8315 diff changeset	836
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	837 ngx_memcpy(nonce, pkt->secret->iv.data, pkt->secret->iv.len);
8310 7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	838 ngx_quic_compute_nonce(nonce, sizeof(nonce), pkt->number);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	839
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	840 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: 8265 diff changeset	841 ngx_quic_hexdump0(pkt->log, "nonce", nonce, 12);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	842
8318 1bb5e8538d0c Removed excessive debugging in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8317 diff changeset	843 if (ngx_quic_tls_seal(ciphers.c, pkt->secret, &out,
1bb5e8538d0c Removed excessive debugging in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8317 diff changeset	844 nonce, &pkt->payload, &ad, pkt->log)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	845 != NGX_OK)
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	846 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	847 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	848 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	849
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	850 sample = &out.data[4 - pkt->num_len];
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	851 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: 8265 diff changeset	852 != NGX_OK)
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	853 {
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	854 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	855 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	856
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	857 ngx_quic_hexdump0(pkt->log, "sample", sample, 16);
8318 1bb5e8538d0c Removed excessive debugging in QUIC packet creation. Sergey Kandaurov <pluknet@nginx.com> parents: 8317 diff changeset	858 ngx_quic_hexdump0(pkt->log, "mask", mask, 5);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	859
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	860 /* quic-tls: 5.4.1. Header Protection Application */
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	861 ad.data[0] ^= mask[0] & 0x1f;
8315 fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	862
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	863 for (i = 0; i < pkt->num_len; i++) {
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	864 pnp[i] ^= mask[i + 1];
fdda518d10ba Proper handling of packet number in header. Vladimir Homutov <vl@nginx.com> parents: 8313 diff changeset	865 }
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	866
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	867 res->len = ad.len + out.len;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	868
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	869 return NGX_OK;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	870 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	871
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	872
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	873 static uint64_t
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	874 ngx_quic_parse_pn(u_char *pos, ngx_int_t len, u_char mask,
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	875 uint64_t *largest_pn)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	876 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	877 u_char *p;
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	878 uint64_t truncated_pn, expected_pn, candidate_pn;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	879 uint64_t pn_nbits, pn_win, pn_hwin, pn_mask;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	880
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	881 pn_nbits = ngx_min(len * 8, 62);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	882
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	883 p = *pos;
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	884 truncated_pn = p++ ^ mask++;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	885
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	886 while (--len) {
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	887 truncated_pn = (truncated_pn << 8) + (p++ ^ mask++);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	888 }
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 *pos = p;
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	891
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	892 expected_pn = *largest_pn + 1;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	893 pn_win = 1 << pn_nbits;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	894 pn_hwin = pn_win / 2;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	895 pn_mask = pn_win - 1;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	896
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	897 candidate_pn = (expected_pn & ~pn_mask) \| truncated_pn;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	898
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	899 if ((int64_t) candidate_pn <= (int64_t) (expected_pn - pn_hwin)
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	900 && candidate_pn < (1ULL << 62) - pn_win)
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	901 {
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	902 candidate_pn += pn_win;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	903
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	904 } else if (candidate_pn > expected_pn + pn_hwin
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	905 && candidate_pn >= pn_win)
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	906 {
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	907 candidate_pn -= pn_win;
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	908 }
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	909
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	910 largest_pn = ngx_max((int64_t) largest_pn, (int64_t) candidate_pn);
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	911
aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	912 return candidate_pn;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	913 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	914
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	915
8310 7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	916 static void
7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	917 ngx_quic_compute_nonce(u_char *nonce, size_t len, uint64_t pn)
7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	918 {
8313 c625bde6cb77 Fixed computing nonce again, by properly shifting packet number. Sergey Kandaurov <pluknet@nginx.com> parents: 8310 diff changeset	919 nonce[len - 4] ^= (pn & 0xff000000) >> 24;
c625bde6cb77 Fixed computing nonce again, by properly shifting packet number. Sergey Kandaurov <pluknet@nginx.com> parents: 8310 diff changeset	920 nonce[len - 3] ^= (pn & 0x00ff0000) >> 16;
c625bde6cb77 Fixed computing nonce again, by properly shifting packet number. Sergey Kandaurov <pluknet@nginx.com> parents: 8310 diff changeset	921 nonce[len - 2] ^= (pn & 0x0000ff00) >> 8;
c625bde6cb77 Fixed computing nonce again, by properly shifting packet number. Sergey Kandaurov <pluknet@nginx.com> parents: 8310 diff changeset	922 nonce[len - 1] ^= (pn & 0x000000ff);
8310 7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	923 }
7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	924
7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	925
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	926 ssize_t
f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	927 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: 8265 diff changeset	928 ngx_str_t *res)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	929 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	930 if (pkt->level == ssl_encryption_application) {
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	931 return ngx_quic_create_short_packet(pkt, ssl_conn, res);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	932 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	933
8285 f85749b60e58 Removed memory allocations from encryption code. Vladimir Homutov <vl@nginx.com> parents: 8265 diff changeset	934 return ngx_quic_create_long_packet(pkt, ssl_conn, res);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	935 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	936
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	937
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	938 ngx_int_t
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	939 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: 8324 diff changeset	940 uint64_t *largest_pn)
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	941 {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	942 u_char clearflags, p, sample;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	943 uint64_t pn;
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	944 ngx_int_t pnl, rc, key_phase;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	945 ngx_str_t in, ad;
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	946 ngx_quic_secret_t *secret;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	947 ngx_quic_ciphers_t ciphers;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	948 uint8_t mask[16], nonce[12];
8221 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 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	951 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	952 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	953
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	954 secret = pkt->secret;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	955
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	956 p = pkt->raw->pos;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	957
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	958 /* 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	959 * 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	960 * 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	961 * 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	962 */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	963
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	964 sample = p + 4;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	965
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	966 ngx_quic_hexdump0(pkt->log, "sample", sample, 16);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	967
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	968 /* header protection */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	969
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	970 if (ngx_quic_tls_hp(pkt->log, ciphers.hp, secret, mask, sample)
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	971 != NGX_OK)
ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	972 {
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	973 return NGX_ERROR;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	974 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	975
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	976 if (ngx_quic_long_pkt(pkt->flags)) {
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	977 clearflags = pkt->flags ^ (mask[0] & 0x0f);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	978
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	979 } else {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	980 clearflags = pkt->flags ^ (mask[0] & 0x1f);
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	981 key_phase = (clearflags & NGX_QUIC_PKT_KPHASE) != 0;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	982
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	983 if (key_phase != pkt->key_phase) {
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	984 secret = pkt->next;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	985 pkt->key_update = 1;
29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	986 }
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	987 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	988
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	989 pnl = (clearflags & 0x03) + 1;
8339 aba84d9ab256 Parsing of truncated packet numbers. Sergey Kandaurov <pluknet@nginx.com> parents: 8324 diff changeset	990 pn = ngx_quic_parse_pn(&p, pnl, &mask[1], largest_pn);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	991
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	992 pkt->pn = pn;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	993
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	994 ngx_quic_hexdump0(pkt->log, "mask", mask, 5);
ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	995 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	996 "quic clear flags: %xi", clearflags);
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	997 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, pkt->log, 0,
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	998 "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	999
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1000 /* packet protection */
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1001
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1002 in.data = p;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1003
8251 c217a907ce42 Added checks for permitted frame types. Vladimir Homutov <vl@nginx.com> parents: 8224 diff changeset	1004 if (ngx_quic_long_pkt(pkt->flags)) {
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1005 in.len = pkt->len - pnl;
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 } else {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1008 in.len = pkt->data + pkt->len - p;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1009 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1010
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1011 ad.len = p - pkt->data;
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1012 ad.data = pkt->plaintext;
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1013
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1014 ngx_memcpy(ad.data, pkt->data, ad.len);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1015 ad.data[0] = clearflags;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1016
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1017 do {
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1018 ad.data[ad.len - pnl] = pn >> (8 * (pnl - 1)) % 256;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1019 } while (--pnl);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1020
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	1021 ngx_memcpy(nonce, secret->iv.data, secret->iv.len);
8310 7ac890c18f5e Fixed computing nonce by xoring all packet number bytes. Sergey Kandaurov <pluknet@nginx.com> parents: 8307 diff changeset	1022 ngx_quic_compute_nonce(nonce, sizeof(nonce), pn);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1023
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	1024 ngx_quic_hexdump0(pkt->log, "nonce", nonce, 12);
ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	1025 ngx_quic_hexdump0(pkt->log, "ad", ad.data, ad.len);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1026
8288 ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1027 pkt->payload.len = in.len - EVP_GCM_TLS_TAG_LEN;
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1028
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1029 if (NGX_QUIC_DEFAULT_MAX_PACKET_SIZE - ad.len < pkt->payload.len) {
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1030 return NGX_ERROR;
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1031 }
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1032
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1033 pkt->payload.data = pkt->plaintext + ad.len;
ebd5c71b9f02 Got rid of memory allocation in decryption. Vladimir Homutov <vl@nginx.com> parents: 8287 diff changeset	1034
8319 29354c6fc5f2 TLS Key Update in QUIC. Sergey Kandaurov <pluknet@nginx.com> parents: 8318 diff changeset	1035 rc = ngx_quic_tls_open(ciphers.c, secret, &pkt->payload,
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	1036 nonce, &in, &ad, pkt->log);
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1037
8287 ccb9cc95ad5e Logging cleanup. Vladimir Homutov <vl@nginx.com> parents: 8285 diff changeset	1038 ngx_quic_hexdump0(pkt->log, "packet payload",
8221 69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1039 pkt->payload.data, pkt->payload.len);
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1040
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1041 return rc;
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1042 }
69345a26ba69 Split transport and crypto parts into separate files. Vladimir Homutov <vl@nginx.com> parents: diff changeset	1043

Mercurial > hg > nginx

annotate src/event/ngx_event_quic_protection.c @ 8339:aba84d9ab256 quic