diff options
Diffstat (limited to 'deps/openssl/openssl/ssl/ssl_locl.h')
| -rw-r--r-- | deps/openssl/openssl/ssl/ssl_locl.h | 1510 |
1 files changed, 1020 insertions, 490 deletions
diff --git a/deps/openssl/openssl/ssl/ssl_locl.h b/deps/openssl/openssl/ssl/ssl_locl.h index 3c7c1a8e64..70e5a1740f 100644 --- a/deps/openssl/openssl/ssl/ssl_locl.h +++ b/deps/openssl/openssl/ssl/ssl_locl.h @@ -1,5 +1,7 @@ /* * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. + * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved + * Copyright 2005 Nokia. All rights reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -7,54 +9,18 @@ * https://www.openssl.org/source/license.html */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * ECC cipher suite support in OpenSSL originally developed by - * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. - */ -/* ==================================================================== - * Copyright 2005 Nokia. All rights reserved. - * - * The portions of the attached software ("Contribution") is developed by - * Nokia Corporation and is licensed pursuant to the OpenSSL open source - * license. - * - * The Contribution, originally written by Mika Kousa and Pasi Eronen of - * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites - * support (see RFC 4279) to OpenSSL. - * - * No patent licenses or other rights except those expressly stated in - * the OpenSSL open source license shall be deemed granted or received - * expressly, by implication, estoppel, or otherwise. - * - * No assurances are provided by Nokia that the Contribution does not - * infringe the patent or other intellectual property rights of any third - * party or that the license provides you with all the necessary rights - * to make use of the Contribution. - * - * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN - * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA - * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY - * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR - * OTHERWISE. - */ - #ifndef HEADER_SSL_LOCL_H # define HEADER_SSL_LOCL_H + +# include "e_os.h" /* struct timeval for DTLS */ # include <stdlib.h> # include <time.h> # include <string.h> # include <errno.h> -# include "e_os.h" -# if defined(__unix) || defined(__unix__) -# include <sys/time.h> /* struct timeval for DTLS */ -# endif - # include <openssl/buffer.h> # include <openssl/comp.h> # include <openssl/bio.h> -# include <openssl/stack.h> # include <openssl/rsa.h> # include <openssl/dsa.h> # include <openssl/err.h> @@ -66,14 +32,14 @@ # include "statem/statem.h" # include "packet_locl.h" # include "internal/dane.h" +# include "internal/refcount.h" +# include "internal/tsan_assist.h" # ifdef OPENSSL_BUILD_SHLIBSSL # undef OPENSSL_EXTERN # define OPENSSL_EXTERN OPENSSL_EXPORT # endif -# undef PKCS1_CHECK - # define c2l(c,l) (l = ((unsigned long)(*((c)++))) , \ l|=(((unsigned long)(*((c)++)))<< 8), \ l|=(((unsigned long)(*((c)++)))<<16), \ @@ -164,8 +130,6 @@ (c)[1]=(unsigned char)(((l)>> 8)&0xff), \ (c)[2]=(unsigned char)(((l) )&0xff)),(c)+=3) -# define SSL_MAX_2_BYTE_LEN (0xffff) - /* * DTLS version numbers are strange because they're inverted. Except for * DTLS1_BAD_VER, which should be considered "lower" than the rest. @@ -176,19 +140,6 @@ # define DTLS_VERSION_LT(v1, v2) (dtls_ver_ordinal(v1) > dtls_ver_ordinal(v2)) # define DTLS_VERSION_LE(v1, v2) (dtls_ver_ordinal(v1) >= dtls_ver_ordinal(v2)) -/* LOCAL STUFF */ - -# define SSL_DECRYPT 0 -# define SSL_ENCRYPT 1 - -# define TWO_BYTE_BIT 0x80 -# define SEC_ESC_BIT 0x40 -# define TWO_BYTE_MASK 0x7fff -# define THREE_BYTE_MASK 0x3fff - -# define INC32(a) ((a)=((a)+1)&0xffffffffL) -# define DEC32(a) ((a)=((a)-1)&0xffffffffL) -# define MAX_MAC_SIZE 20 /* up from 16 for SSLv3 */ /* * Define the Bitmasks for SSL_CIPHER.algorithms. @@ -230,6 +181,9 @@ # define SSL_PSK (SSL_kPSK | SSL_kRSAPSK | SSL_kECDHEPSK | SSL_kDHEPSK) +/* Any appropriate key exchange algorithm (for TLS 1.3 ciphersuites) */ +# define SSL_kANY 0x00000000U + /* Bits for algorithm_auth (server authentication) */ /* RSA auth */ # define SSL_aRSA 0x00000001U @@ -247,6 +201,11 @@ # define SSL_aSRP 0x00000040U /* GOST R 34.10-2012 signature auth */ # define SSL_aGOST12 0x00000080U +/* Any appropriate signature auth (for TLS 1.3 ciphersuites) */ +# define SSL_aANY 0x00000000U +/* All bits requiring a certificate */ +#define SSL_aCERT \ + (SSL_aRSA | SSL_aDSS | SSL_aECDSA | SSL_aGOST01 | SSL_aGOST12) /* Bits for algorithm_enc (symmetric encryption) */ # define SSL_DES 0x00000001U @@ -269,12 +228,16 @@ # define SSL_AES256CCM8 0x00020000U # define SSL_eGOST2814789CNT12 0x00040000U # define SSL_CHACHA20POLY1305 0x00080000U +# define SSL_ARIA128GCM 0x00100000U +# define SSL_ARIA256GCM 0x00200000U # define SSL_AESGCM (SSL_AES128GCM | SSL_AES256GCM) # define SSL_AESCCM (SSL_AES128CCM | SSL_AES256CCM | SSL_AES128CCM8 | SSL_AES256CCM8) # define SSL_AES (SSL_AES128|SSL_AES256|SSL_AESGCM|SSL_AESCCM) # define SSL_CAMELLIA (SSL_CAMELLIA128|SSL_CAMELLIA256) # define SSL_CHACHA20 (SSL_CHACHA20POLY1305) +# define SSL_ARIAGCM (SSL_ARIA128GCM | SSL_ARIA256GCM) +# define SSL_ARIA (SSL_ARIAGCM) /* Bits for algorithm_mac (symmetric authentication) */ @@ -349,11 +312,27 @@ /* we have used 0000003f - 26 bits left to go */ -# define SSL_IS_FIRST_HANDSHAKE(S) ((s)->s3->tmp.finish_md_len == 0 \ - || (s)->s3->tmp.peer_finish_md_len == 0) +/* Flag used on OpenSSL ciphersuite ids to indicate they are for SSLv3+ */ +# define SSL3_CK_CIPHERSUITE_FLAG 0x03000000 /* Check if an SSL structure is using DTLS */ # define SSL_IS_DTLS(s) (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_DTLS) + +/* Check if we are using TLSv1.3 */ +# define SSL_IS_TLS13(s) (!SSL_IS_DTLS(s) \ + && (s)->method->version >= TLS1_3_VERSION \ + && (s)->method->version != TLS_ANY_VERSION) + +# define SSL_TREAT_AS_TLS13(s) \ + (SSL_IS_TLS13(s) || (s)->early_data_state == SSL_EARLY_DATA_CONNECTING \ + || (s)->early_data_state == SSL_EARLY_DATA_CONNECT_RETRY \ + || (s)->early_data_state == SSL_EARLY_DATA_WRITING \ + || (s)->early_data_state == SSL_EARLY_DATA_WRITE_RETRY \ + || (s)->hello_retry_request == SSL_HRR_PENDING) + +# define SSL_IS_FIRST_HANDSHAKE(S) ((s)->s3->tmp.finish_md_len == 0 \ + || (s)->s3->tmp.peer_finish_md_len == 0) + /* See if we need explicit IV */ # define SSL_USE_EXPLICIT_IV(s) \ (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_EXPLICIT_IV) @@ -383,23 +362,28 @@ # define SSL_CLIENT_USE_SIGALGS(s) \ SSL_CLIENT_USE_TLS1_2_CIPHERS(s) +# define IS_MAX_FRAGMENT_LENGTH_EXT_VALID(value) \ + (((value) >= TLSEXT_max_fragment_length_512) && \ + ((value) <= TLSEXT_max_fragment_length_4096)) +# define USE_MAX_FRAGMENT_LENGTH_EXT(session) \ + IS_MAX_FRAGMENT_LENGTH_EXT_VALID(session->ext.max_fragment_len_mode) +# define GET_MAX_FRAGMENT_LENGTH(session) \ + (512U << (session->ext.max_fragment_len_mode - 1)) + # define SSL_READ_ETM(s) (s->s3->flags & TLS1_FLAGS_ENCRYPT_THEN_MAC_READ) # define SSL_WRITE_ETM(s) (s->s3->flags & TLS1_FLAGS_ENCRYPT_THEN_MAC_WRITE) /* Mostly for SSLv3 */ -# define SSL_PKEY_RSA_ENC 0 -# define SSL_PKEY_RSA_SIGN 1 +# define SSL_PKEY_RSA 0 +# define SSL_PKEY_RSA_PSS_SIGN 1 # define SSL_PKEY_DSA_SIGN 2 # define SSL_PKEY_ECC 3 # define SSL_PKEY_GOST01 4 # define SSL_PKEY_GOST12_256 5 # define SSL_PKEY_GOST12_512 6 -# define SSL_PKEY_NUM 7 -/* - * Pseudo-constant. GOST cipher suites can use different certs for 1 - * SSL_CIPHER. So let's see which one we have in fact. - */ -# define SSL_PKEY_GOST_EC SSL_PKEY_NUM+1 +# define SSL_PKEY_ED25519 7 +# define SSL_PKEY_ED448 8 +# define SSL_PKEY_NUM 9 /*- * SSL_kRSA <- RSA_ENC @@ -415,12 +399,22 @@ #define CERT_PRIVATE_KEY 2 */ +/* Post-Handshake Authentication state */ +typedef enum { + SSL_PHA_NONE = 0, + SSL_PHA_EXT_SENT, /* client-side only: extension sent */ + SSL_PHA_EXT_RECEIVED, /* server-side only: extension received */ + SSL_PHA_REQUEST_PENDING, /* server-side only: request pending */ + SSL_PHA_REQUESTED /* request received by client, or sent by server */ +} SSL_PHA_STATE; + /* CipherSuite length. SSLv3 and all TLS versions. */ # define TLS_CIPHER_LEN 2 /* used to hold info on the particular ciphers used */ struct ssl_cipher_st { uint32_t valid; const char *name; /* text name */ + const char *stdname; /* RFC name */ uint32_t id; /* id, 4 bytes, first is version */ /* * changed in 1.0.0: these four used to be portions of a single value @@ -446,25 +440,28 @@ struct ssl_method_st { unsigned flags; unsigned long mask; int (*ssl_new) (SSL *s); - void (*ssl_clear) (SSL *s); + int (*ssl_clear) (SSL *s); void (*ssl_free) (SSL *s); int (*ssl_accept) (SSL *s); int (*ssl_connect) (SSL *s); - int (*ssl_read) (SSL *s, void *buf, int len); - int (*ssl_peek) (SSL *s, void *buf, int len); - int (*ssl_write) (SSL *s, const void *buf, int len); + int (*ssl_read) (SSL *s, void *buf, size_t len, size_t *readbytes); + int (*ssl_peek) (SSL *s, void *buf, size_t len, size_t *readbytes); + int (*ssl_write) (SSL *s, const void *buf, size_t len, size_t *written); int (*ssl_shutdown) (SSL *s); int (*ssl_renegotiate) (SSL *s); - int (*ssl_renegotiate_check) (SSL *s); + int (*ssl_renegotiate_check) (SSL *s, int); int (*ssl_read_bytes) (SSL *s, int type, int *recvd_type, - unsigned char *buf, int len, int peek); - int (*ssl_write_bytes) (SSL *s, int type, const void *buf_, int len); + unsigned char *buf, size_t len, int peek, + size_t *readbytes); + int (*ssl_write_bytes) (SSL *s, int type, const void *buf_, size_t len, + size_t *written); int (*ssl_dispatch_alert) (SSL *s); long (*ssl_ctrl) (SSL *s, int cmd, long larg, void *parg); long (*ssl_ctx_ctrl) (SSL_CTX *ctx, int cmd, long larg, void *parg); const SSL_CIPHER *(*get_cipher_by_char) (const unsigned char *ptr); - int (*put_cipher_by_char) (const SSL_CIPHER *cipher, unsigned char *ptr); - int (*ssl_pending) (const SSL *s); + int (*put_cipher_by_char) (const SSL_CIPHER *cipher, WPACKET *pkt, + size_t *len); + size_t (*ssl_pending) (const SSL *s); int (*num_ciphers) (void); const SSL_CIPHER *(*get_cipher) (unsigned ncipher); long (*get_timeout) (void); @@ -474,6 +471,12 @@ struct ssl_method_st { long (*ssl_ctx_callback_ctrl) (SSL_CTX *s, int cb_id, void (*fp) (void)); }; +/* + * Matches the length of PSK_MAX_PSK_LEN. We keep it the same value for + * consistency, even in the event of OPENSSL_NO_PSK being defined. + */ +# define TLS13_MAX_RESUMPTION_PSK_LENGTH 256 + /*- * Lets make this into an ASN.1 type structure as follows * SSL_SESSION_ID ::= SEQUENCE { @@ -503,17 +506,24 @@ struct ssl_method_st { struct ssl_session_st { int ssl_version; /* what ssl version session info is being kept * in here? */ - int master_key_length; - unsigned char master_key[SSL_MAX_MASTER_KEY_LENGTH]; + size_t master_key_length; + + /* TLSv1.3 early_secret used for external PSKs */ + unsigned char early_secret[EVP_MAX_MD_SIZE]; + /* + * For <=TLS1.2 this is the master_key. For TLS1.3 this is the resumption + * PSK + */ + unsigned char master_key[TLS13_MAX_RESUMPTION_PSK_LENGTH]; /* session_id - valid? */ - unsigned int session_id_length; + size_t session_id_length; unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH]; /* * this is used to determine whether the session is being reused in the * appropriate context. It is up to the application to set this, via * SSL_new */ - unsigned int sid_ctx_length; + size_t sid_ctx_length; unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH]; # ifndef OPENSSL_NO_PSK char *psk_identity_hint; @@ -528,14 +538,14 @@ struct ssl_session_st { /* This is the cert and type for the other end. */ X509 *peer; int peer_type; - /* Certificate chain peer sent */ + /* Certificate chain peer sent. */ STACK_OF(X509) *peer_chain; /* * when app_verify_callback accepts a session where the peer's * certificate is not ok, we must remember the error for session reuse: */ long verify_result; /* only for servers */ - int references; + CRYPTO_REF_COUNT references; long timeout; long time; unsigned int compress_meth; /* Need to lookup the method */ @@ -549,21 +559,40 @@ struct ssl_session_st { * implement a maximum cache size. */ struct ssl_session_st *prev, *next; - char *tlsext_hostname; + + struct { + char *hostname; # ifndef OPENSSL_NO_EC - size_t tlsext_ecpointformatlist_length; - unsigned char *tlsext_ecpointformatlist; /* peer's list */ - size_t tlsext_ellipticcurvelist_length; - unsigned char *tlsext_ellipticcurvelist; /* peer's list */ + size_t ecpointformats_len; + unsigned char *ecpointformats; /* peer's list */ # endif /* OPENSSL_NO_EC */ + size_t supportedgroups_len; + uint16_t *supportedgroups; /* peer's list */ /* RFC4507 info */ - unsigned char *tlsext_tick; /* Session ticket */ - size_t tlsext_ticklen; /* Session ticket length */ - unsigned long tlsext_tick_lifetime_hint; /* Session lifetime hint in - * seconds */ + unsigned char *tick; /* Session ticket */ + size_t ticklen; /* Session ticket length */ + /* Session lifetime hint in seconds */ + unsigned long tick_lifetime_hint; + uint32_t tick_age_add; + int tick_identity; + /* Max number of bytes that can be sent as early data */ + uint32_t max_early_data; + /* The ALPN protocol selected for this session */ + unsigned char *alpn_selected; + size_t alpn_selected_len; + /* + * Maximum Fragment Length as per RFC 4366. + * If this value does not contain RFC 4366 allowed values (1-4) then + * either the Maximum Fragment Length Negotiation failed or was not + * performed at all. + */ + uint8_t max_fragment_len_mode; + } ext; # ifndef OPENSSL_NO_SRP char *srp_username; # endif + unsigned char *ticket_appdata; + size_t ticket_appdata_len; uint32_t flags; CRYPTO_RWLOCK *lock; }; @@ -592,30 +621,140 @@ typedef struct srp_ctx_st { # endif +typedef enum { + SSL_EARLY_DATA_NONE = 0, + SSL_EARLY_DATA_CONNECT_RETRY, + SSL_EARLY_DATA_CONNECTING, + SSL_EARLY_DATA_WRITE_RETRY, + SSL_EARLY_DATA_WRITING, + SSL_EARLY_DATA_WRITE_FLUSH, + SSL_EARLY_DATA_UNAUTH_WRITING, + SSL_EARLY_DATA_FINISHED_WRITING, + SSL_EARLY_DATA_ACCEPT_RETRY, + SSL_EARLY_DATA_ACCEPTING, + SSL_EARLY_DATA_READ_RETRY, + SSL_EARLY_DATA_READING, + SSL_EARLY_DATA_FINISHED_READING +} SSL_EARLY_DATA_STATE; + +/* + * We check that the amount of unreadable early data doesn't exceed + * max_early_data. max_early_data is given in plaintext bytes. However if it is + * unreadable then we only know the number of ciphertext bytes. We also don't + * know how much the overhead should be because it depends on the ciphersuite. + * We make a small allowance. We assume 5 records of actual data plus the end + * of early data alert record. Each record has a tag and a content type byte. + * The longest tag length we know of is EVP_GCM_TLS_TAG_LEN. We don't count the + * content of the alert record either which is 2 bytes. + */ +# define EARLY_DATA_CIPHERTEXT_OVERHEAD ((6 * (EVP_GCM_TLS_TAG_LEN + 1)) + 2) + +/* + * The allowance we have between the client's calculated ticket age and our own. + * We allow for 10 seconds (units are in ms). If a ticket is presented and the + * client's age calculation is different by more than this than our own then we + * do not allow that ticket for early_data. + */ +# define TICKET_AGE_ALLOWANCE (10 * 1000) + +#define MAX_COMPRESSIONS_SIZE 255 + struct ssl_comp_st { int id; const char *name; COMP_METHOD *method; }; +typedef struct raw_extension_st { + /* Raw packet data for the extension */ + PACKET data; + /* Set to 1 if the extension is present or 0 otherwise */ + int present; + /* Set to 1 if we have already parsed the extension or 0 otherwise */ + int parsed; + /* The type of this extension, i.e. a TLSEXT_TYPE_* value */ + unsigned int type; + /* Track what order extensions are received in (0-based). */ + size_t received_order; +} RAW_EXTENSION; + +typedef struct { + unsigned int isv2; + unsigned int legacy_version; + unsigned char random[SSL3_RANDOM_SIZE]; + size_t session_id_len; + unsigned char session_id[SSL_MAX_SSL_SESSION_ID_LENGTH]; + size_t dtls_cookie_len; + unsigned char dtls_cookie[DTLS1_COOKIE_LENGTH]; + PACKET ciphersuites; + size_t compressions_len; + unsigned char compressions[MAX_COMPRESSIONS_SIZE]; + PACKET extensions; + size_t pre_proc_exts_len; + RAW_EXTENSION *pre_proc_exts; +} CLIENTHELLO_MSG; + +/* + * Extension index values NOTE: Any updates to these defines should be mirrored + * with equivalent updates to ext_defs in extensions.c + */ +typedef enum tlsext_index_en { + TLSEXT_IDX_renegotiate, + TLSEXT_IDX_server_name, + TLSEXT_IDX_max_fragment_length, + TLSEXT_IDX_srp, + TLSEXT_IDX_ec_point_formats, + TLSEXT_IDX_supported_groups, + TLSEXT_IDX_session_ticket, + TLSEXT_IDX_status_request, + TLSEXT_IDX_next_proto_neg, + TLSEXT_IDX_application_layer_protocol_negotiation, + TLSEXT_IDX_use_srtp, + TLSEXT_IDX_encrypt_then_mac, + TLSEXT_IDX_signed_certificate_timestamp, + TLSEXT_IDX_extended_master_secret, + TLSEXT_IDX_signature_algorithms_cert, + TLSEXT_IDX_post_handshake_auth, + TLSEXT_IDX_signature_algorithms, + TLSEXT_IDX_supported_versions, + TLSEXT_IDX_psk_kex_modes, + TLSEXT_IDX_key_share, + TLSEXT_IDX_cookie, + TLSEXT_IDX_cryptopro_bug, + TLSEXT_IDX_early_data, + TLSEXT_IDX_certificate_authorities, + TLSEXT_IDX_padding, + TLSEXT_IDX_psk, + /* Dummy index - must always be the last entry */ + TLSEXT_IDX_num_builtins +} TLSEXT_INDEX; + DEFINE_LHASH_OF(SSL_SESSION); /* Needed in ssl_cert.c */ DEFINE_LHASH_OF(X509_NAME); -# define TLSEXT_KEYNAME_LENGTH 16 +# define TLSEXT_KEYNAME_LENGTH 16 +# define TLSEXT_TICK_KEY_LENGTH 32 + +typedef struct ssl_ctx_ext_secure_st { + unsigned char tick_hmac_key[TLSEXT_TICK_KEY_LENGTH]; + unsigned char tick_aes_key[TLSEXT_TICK_KEY_LENGTH]; +} SSL_CTX_EXT_SECURE; struct ssl_ctx_st { const SSL_METHOD *method; STACK_OF(SSL_CIPHER) *cipher_list; /* same as above but sorted for lookup */ STACK_OF(SSL_CIPHER) *cipher_list_by_id; + /* TLSv1.3 specific ciphersuites */ + STACK_OF(SSL_CIPHER) *tls13_ciphersuites; struct x509_store_st /* X509_STORE */ *cert_store; LHASH_OF(SSL_SESSION) *sessions; /* * Most session-ids that will be cached, default is * SSL_SESSION_CACHE_MAX_SIZE_DEFAULT. 0 is unlimited. */ - unsigned long session_cache_size; + size_t session_cache_size; struct ssl_session_st *session_cache_head; struct ssl_session_st *session_cache_tail; /* @@ -645,24 +784,26 @@ struct ssl_ctx_st { const unsigned char *data, int len, int *copy); struct { - int sess_connect; /* SSL new conn - started */ - int sess_connect_renegotiate; /* SSL reneg - requested */ - int sess_connect_good; /* SSL new conne/reneg - finished */ - int sess_accept; /* SSL new accept - started */ - int sess_accept_renegotiate; /* SSL reneg - requested */ - int sess_accept_good; /* SSL accept/reneg - finished */ - int sess_miss; /* session lookup misses */ - int sess_timeout; /* reuse attempt on timeouted session */ - int sess_cache_full; /* session removed due to full cache */ - int sess_hit; /* session reuse actually done */ - int sess_cb_hit; /* session-id that was not in the cache was - * passed back via the callback. This - * indicates that the application is supplying - * session-id's from other processes - spooky - * :-) */ + TSAN_QUALIFIER int sess_connect; /* SSL new conn - started */ + TSAN_QUALIFIER int sess_connect_renegotiate; /* SSL reneg - requested */ + TSAN_QUALIFIER int sess_connect_good; /* SSL new conne/reneg - finished */ + TSAN_QUALIFIER int sess_accept; /* SSL new accept - started */ + TSAN_QUALIFIER int sess_accept_renegotiate; /* SSL reneg - requested */ + TSAN_QUALIFIER int sess_accept_good; /* SSL accept/reneg - finished */ + TSAN_QUALIFIER int sess_miss; /* session lookup misses */ + TSAN_QUALIFIER int sess_timeout; /* reuse attempt on timeouted session */ + TSAN_QUALIFIER int sess_cache_full; /* session removed due to full cache */ + TSAN_QUALIFIER int sess_hit; /* session reuse actually done */ + TSAN_QUALIFIER int sess_cb_hit; /* session-id that was not in + * the cache was passed back via + * the callback. This indicates + * that the application is + * supplying session-id's from + * other processes - spooky + * :-) */ } stats; - int references; + CRYPTO_REF_COUNT references; /* if defined, these override the X509_verify_cert() calls */ int (*app_verify_callback) (X509_STORE_CTX *, void *); @@ -689,6 +830,14 @@ struct ssl_ctx_st { int (*app_verify_cookie_cb) (SSL *ssl, const unsigned char *cookie, unsigned int cookie_len); + /* TLS1.3 app-controlled cookie generate callback */ + int (*gen_stateless_cookie_cb) (SSL *ssl, unsigned char *cookie, + size_t *cookie_len); + + /* TLS1.3 verify app-controlled cookie callback */ + int (*verify_stateless_cookie_cb) (SSL *ssl, const unsigned char *cookie, + size_t cookie_len); + CRYPTO_EX_DATA ex_data; const EVP_MD *md5; /* For SSLv3/TLSv1 'ssl3-md5' */ @@ -702,8 +851,14 @@ struct ssl_ctx_st { /* used if SSL's info_callback is NULL */ void (*info_callback) (const SSL *ssl, int type, int val); - /* what we put in client cert requests */ - STACK_OF(X509_NAME) *client_CA; + /* + * What we put in certificate_authorities extension for TLS 1.3 + * (ClientHello and CertificateRequest) or just client cert requests for + * earlier versions. If client_ca_names is populated then it is only used + * for client cert requests, and in preference to ca_names. + */ + STACK_OF(X509_NAME) *ca_names; + STACK_OF(X509_NAME) *client_ca_names; /* * Default values to use in SSL structures follow (these are copied by @@ -714,7 +869,7 @@ struct ssl_ctx_st { uint32_t mode; int min_proto_version; int max_proto_version; - long max_cert_list; + size_t max_cert_list; struct cert_st /* CERT */ *cert; int read_ahead; @@ -725,7 +880,7 @@ struct ssl_ctx_st { void *msg_callback_arg; uint32_t verify_mode; - unsigned int sid_ctx_length; + size_t sid_ctx_length; unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH]; /* called 'verify_callback' in the SSL */ int (*default_verify_callback) (int ok, X509_STORE_CTX *ctx); @@ -751,15 +906,15 @@ struct ssl_ctx_st { * If we're using more than one pipeline how should we divide the data * up between the pipes? */ - unsigned int split_send_fragment; + size_t split_send_fragment; /* * Maximum amount of data to send in one fragment. actual record size can * be more than this due to padding and MAC overheads. */ - unsigned int max_send_fragment; + size_t max_send_fragment; /* Up to how many pipelines should we use? If 0 then 1 is assumed */ - unsigned int max_pipelines; + size_t max_pipelines; /* The default read buffer length to use (0 means not set) */ size_t default_read_buf_len; @@ -771,63 +926,44 @@ struct ssl_ctx_st { ENGINE *client_cert_engine; # endif - /* TLS extensions servername callback */ - int (*tlsext_servername_callback) (SSL *, int *, void *); - void *tlsext_servername_arg; - /* RFC 4507 session ticket keys */ - unsigned char tlsext_tick_key_name[TLSEXT_KEYNAME_LENGTH]; - unsigned char tlsext_tick_hmac_key[32]; - unsigned char tlsext_tick_aes_key[32]; - /* Callback to support customisation of ticket key setting */ - int (*tlsext_ticket_key_cb) (SSL *ssl, - unsigned char *name, unsigned char *iv, - EVP_CIPHER_CTX *ectx, HMAC_CTX *hctx, int enc); - - /* certificate status request info */ - /* Callback for status request */ - int (*tlsext_status_cb) (SSL *ssl, void *arg); - void *tlsext_status_arg; - -# ifndef OPENSSL_NO_PSK - unsigned int (*psk_client_callback) (SSL *ssl, const char *hint, - char *identity, - unsigned int max_identity_len, - unsigned char *psk, - unsigned int max_psk_len); - unsigned int (*psk_server_callback) (SSL *ssl, const char *identity, - unsigned char *psk, - unsigned int max_psk_len); -# endif - -# ifndef OPENSSL_NO_SRP - SRP_CTX srp_ctx; /* ctx for SRP authentication */ -# endif + /* ClientHello callback. Mostly for extensions, but not entirely. */ + SSL_client_hello_cb_fn client_hello_cb; + void *client_hello_cb_arg; -# ifndef OPENSSL_NO_NEXTPROTONEG - /* Next protocol negotiation information */ + /* TLS extensions. */ + struct { + /* TLS extensions servername callback */ + int (*servername_cb) (SSL *, int *, void *); + void *servername_arg; + /* RFC 4507 session ticket keys */ + unsigned char tick_key_name[TLSEXT_KEYNAME_LENGTH]; + SSL_CTX_EXT_SECURE *secure; + /* Callback to support customisation of ticket key setting */ + int (*ticket_key_cb) (SSL *ssl, + unsigned char *name, unsigned char *iv, + EVP_CIPHER_CTX *ectx, HMAC_CTX *hctx, int enc); + + /* certificate status request info */ + /* Callback for status request */ + int (*status_cb) (SSL *ssl, void *arg); + void *status_arg; + /* ext status type used for CSR extension (OCSP Stapling) */ + int status_type; + /* RFC 4366 Maximum Fragment Length Negotiation */ + uint8_t max_fragment_len_mode; - /* - * For a server, this contains a callback function by which the set of - * advertised protocols can be provided. - */ - int (*next_protos_advertised_cb) (SSL *s, const unsigned char **buf, - unsigned int *len, void *arg); - void *next_protos_advertised_cb_arg; - /* - * For a client, this contains a callback function that selects the next - * protocol from the list provided by the server. - */ - int (*next_proto_select_cb) (SSL *s, unsigned char **out, - unsigned char *outlen, - const unsigned char *in, - unsigned int inlen, void *arg); - void *next_proto_select_cb_arg; -# endif +# ifndef OPENSSL_NO_EC + /* EC extension values inherited by SSL structure */ + size_t ecpointformats_len; + unsigned char *ecpointformats; + size_t supportedgroups_len; + uint16_t *supportedgroups; +# endif /* OPENSSL_NO_EC */ - /* - * ALPN information (we are in the process of transitioning from NPN to - * ALPN.) - */ + /* + * ALPN information (we are in the process of transitioning from NPN to + * ALPN.) + */ /*- * For a server, this contains a callback function that allows the @@ -839,42 +975,103 @@ struct ssl_ctx_st { * wire-format. * inlen: the length of |in|. */ - int (*alpn_select_cb) (SSL *s, - const unsigned char **out, - unsigned char *outlen, - const unsigned char *in, - unsigned int inlen, void *arg); - void *alpn_select_cb_arg; + int (*alpn_select_cb) (SSL *s, + const unsigned char **out, + unsigned char *outlen, + const unsigned char *in, + unsigned int inlen, void *arg); + void *alpn_select_cb_arg; - /* - * For a client, this contains the list of supported protocols in wire - * format. - */ - unsigned char *alpn_client_proto_list; - unsigned alpn_client_proto_list_len; + /* + * For a client, this contains the list of supported protocols in wire + * format. + */ + unsigned char *alpn; + size_t alpn_len; + +# ifndef OPENSSL_NO_NEXTPROTONEG + /* Next protocol negotiation information */ + + /* + * For a server, this contains a callback function by which the set of + * advertised protocols can be provided. + */ + SSL_CTX_npn_advertised_cb_func npn_advertised_cb; + void *npn_advertised_cb_arg; + /* + * For a client, this contains a callback function that selects the next + * protocol from the list provided by the server. + */ + SSL_CTX_npn_select_cb_func npn_select_cb; + void *npn_select_cb_arg; +# endif + + unsigned char cookie_hmac_key[SHA256_DIGEST_LENGTH]; + } ext; + +# ifndef OPENSSL_NO_PSK + SSL_psk_client_cb_func psk_client_callback; + SSL_psk_server_cb_func psk_server_callback; +# endif + SSL_psk_find_session_cb_func psk_find_session_cb; + SSL_psk_use_session_cb_func psk_use_session_cb; + +# ifndef OPENSSL_NO_SRP + SRP_CTX srp_ctx; /* ctx for SRP authentication */ +# endif /* Shared DANE context */ struct dane_ctx_st dane; +# ifndef OPENSSL_NO_SRTP /* SRTP profiles we are willing to do from RFC 5764 */ STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles; +# endif /* * Callback for disabling session caching and ticket support on a session * basis, depending on the chosen cipher. */ int (*not_resumable_session_cb) (SSL *ssl, int is_forward_secure); -# ifndef OPENSSL_NO_EC - /* EC extension values inherited by SSL structure */ - size_t tlsext_ecpointformatlist_length; - unsigned char *tlsext_ecpointformatlist; - size_t tlsext_ellipticcurvelist_length; - unsigned char *tlsext_ellipticcurvelist; -# endif /* OPENSSL_NO_EC */ - - /* ext status type used for CSR extension (OCSP Stapling) */ - int tlsext_status_type; CRYPTO_RWLOCK *lock; + + /* + * Callback for logging key material for use with debugging tools like + * Wireshark. The callback should log `line` followed by a newline. + */ + SSL_CTX_keylog_cb_func keylog_callback; + + /* + * The maximum number of bytes advertised in session tickets that can be + * sent as early data. + */ + uint32_t max_early_data; + + /* + * The maximum number of bytes of early data that a server will tolerate + * (which should be at least as much as max_early_data). + */ + uint32_t recv_max_early_data; + + /* TLS1.3 padding callback */ + size_t (*record_padding_cb)(SSL *s, int type, size_t len, void *arg); + void *record_padding_arg; + size_t block_padding; + + /* Session ticket appdata */ + SSL_CTX_generate_session_ticket_fn generate_ticket_cb; + SSL_CTX_decrypt_session_ticket_fn decrypt_ticket_cb; + void *ticket_cb_data; + + /* The number of TLS1.3 tickets to automatically send */ + size_t num_tickets; + + /* Callback to determine if early_data is acceptable or not */ + SSL_allow_early_data_cb_fn allow_early_data_cb; + void *allow_early_data_cb_data; + + /* Do we advertise Post-handshake auth support? */ + int pha_enabled; }; struct ssl_st { @@ -924,11 +1121,12 @@ struct ssl_st { int shutdown; /* where we are */ OSSL_STATEM statem; + SSL_EARLY_DATA_STATE early_data_state; BUF_MEM *init_buf; /* buffer used during init */ void *init_msg; /* pointer to handshake message body, set by * ssl3_get_message() */ - int init_num; /* amount read/written */ - int init_off; /* amount read/written */ + size_t init_num; /* amount read/written */ + size_t init_off; /* amount read/written */ struct ssl3_state_st *s3; /* SSLv3 variables */ struct dtls1_state_st *d1; /* DTLSv1 variables */ /* callback that allows applications to peek at protocol messages */ @@ -942,31 +1140,74 @@ struct ssl_st { /* crypto */ STACK_OF(SSL_CIPHER) *cipher_list; STACK_OF(SSL_CIPHER) *cipher_list_by_id; + /* TLSv1.3 specific ciphersuites */ + STACK_OF(SSL_CIPHER) *tls13_ciphersuites; /* * These are the ones being used, the ones in SSL_SESSION are the ones to * be 'copied' into these ones */ uint32_t mac_flags; + /* + * The TLS1.3 secrets. + */ + unsigned char early_secret[EVP_MAX_MD_SIZE]; + unsigned char handshake_secret[EVP_MAX_MD_SIZE]; + unsigned char master_secret[EVP_MAX_MD_SIZE]; + unsigned char resumption_master_secret[EVP_MAX_MD_SIZE]; + unsigned char client_finished_secret[EVP_MAX_MD_SIZE]; + unsigned char server_finished_secret[EVP_MAX_MD_SIZE]; + unsigned char server_finished_hash[EVP_MAX_MD_SIZE]; + unsigned char handshake_traffic_hash[EVP_MAX_MD_SIZE]; + unsigned char client_app_traffic_secret[EVP_MAX_MD_SIZE]; + unsigned char server_app_traffic_secret[EVP_MAX_MD_SIZE]; + unsigned char exporter_master_secret[EVP_MAX_MD_SIZE]; + unsigned char early_exporter_master_secret[EVP_MAX_MD_SIZE]; EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */ + unsigned char read_iv[EVP_MAX_IV_LENGTH]; /* TLSv1.3 static read IV */ EVP_MD_CTX *read_hash; /* used for mac generation */ COMP_CTX *compress; /* compression */ COMP_CTX *expand; /* uncompress */ EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */ + unsigned char write_iv[EVP_MAX_IV_LENGTH]; /* TLSv1.3 static write IV */ EVP_MD_CTX *write_hash; /* used for mac generation */ + /* Count of how many KeyUpdate messages we have received */ + unsigned int key_update_count; /* session info */ /* client cert? */ /* This is used to hold the server certificate used */ struct cert_st /* CERT */ *cert; + + /* + * The hash of all messages prior to the CertificateVerify, and the length + * of that hash. + */ + unsigned char cert_verify_hash[EVP_MAX_MD_SIZE]; + size_t cert_verify_hash_len; + + /* Flag to indicate whether we should send a HelloRetryRequest or not */ + enum {SSL_HRR_NONE = 0, SSL_HRR_PENDING, SSL_HRR_COMPLETE} + hello_retry_request; + /* * the session_id_context is used to ensure sessions are only reused in * the appropriate context */ - unsigned int sid_ctx_length; + size_t sid_ctx_length; unsigned char sid_ctx[SSL_MAX_SID_CTX_LENGTH]; /* This can also be in the session once a session is established */ SSL_SESSION *session; + /* TLSv1.3 PSK session */ + SSL_SESSION *psksession; + unsigned char *psksession_id; + size_t psksession_id_len; /* Default generate session ID callback. */ GEN_SESSION_CB generate_session_id; + /* + * The temporary TLSv1.3 session id. This isn't really a session id at all + * but is a random value sent in the legacy session id field. + */ + unsigned char tmp_session_id[SSL_MAX_SSL_SESSION_ID_LENGTH]; + size_t tmp_session_id_len; /* Used in SSL3 */ /* * 0 don't care about verify failure. @@ -982,51 +1223,149 @@ struct ssl_st { /* actual code */ int error_code; # ifndef OPENSSL_NO_PSK - unsigned int (*psk_client_callback) (SSL *ssl, const char *hint, - char *identity, - unsigned int max_identity_len, - unsigned char *psk, - unsigned int max_psk_len); - unsigned int (*psk_server_callback) (SSL *ssl, const char *identity, - unsigned char *psk, - unsigned int max_psk_len); + SSL_psk_client_cb_func psk_client_callback; + SSL_psk_server_cb_func psk_server_callback; # endif + SSL_psk_find_session_cb_func psk_find_session_cb; + SSL_psk_use_session_cb_func psk_use_session_cb; + SSL_CTX *ctx; /* Verified chain of peer */ STACK_OF(X509) *verified_chain; long verify_result; /* extra application data */ CRYPTO_EX_DATA ex_data; - /* for server side, keep the list of CA_dn we can use */ - STACK_OF(X509_NAME) *client_CA; - int references; + /* + * What we put in certificate_authorities extension for TLS 1.3 + * (ClientHello and CertificateRequest) or just client cert requests for + * earlier versions. If client_ca_names is populated then it is only used + * for client cert requests, and in preference to ca_names. + */ + STACK_OF(X509_NAME) *ca_names; + STACK_OF(X509_NAME) *client_ca_names; + CRYPTO_REF_COUNT references; /* protocol behaviour */ uint32_t options; /* API behaviour */ uint32_t mode; int min_proto_version; int max_proto_version; - long max_cert_list; + size_t max_cert_list; int first_packet; - /* what was passed, used for SSLv3/TLS rollback check */ + /* + * What was passed in ClientHello.legacy_version. Used for RSA pre-master + * secret and SSLv3/TLS (<=1.2) rollback check + */ int client_version; /* * If we're using more than one pipeline how should we divide the data * up between the pipes? */ - unsigned int split_send_fragment; + size_t split_send_fragment; /* * Maximum amount of data to send in one fragment. actual record size can * be more than this due to padding and MAC overheads. */ - unsigned int max_send_fragment; + size_t max_send_fragment; /* Up to how many pipelines should we use? If 0 then 1 is assumed */ - unsigned int max_pipelines; - /* TLS extension debug callback */ - void (*tlsext_debug_cb) (SSL *s, int client_server, int type, - const unsigned char *data, int len, void *arg); - void *tlsext_debug_arg; - char *tlsext_hostname; + size_t max_pipelines; + + struct { + /* Built-in extension flags */ + uint8_t extflags[TLSEXT_IDX_num_builtins]; + /* TLS extension debug callback */ + void (*debug_cb)(SSL *s, int client_server, int type, + const unsigned char *data, int len, void *arg); + void *debug_arg; + char *hostname; + /* certificate status request info */ + /* Status type or -1 if no status type */ + int status_type; + /* Raw extension data, if seen */ + unsigned char *scts; + /* Length of raw extension data, if seen */ + uint16_t scts_len; + /* Expect OCSP CertificateStatus message */ + int status_expected; + + struct { + /* OCSP status request only */ + STACK_OF(OCSP_RESPID) *ids; + X509_EXTENSIONS *exts; + /* OCSP response received or to be sent */ + unsigned char *resp; + size_t resp_len; + } ocsp; + + /* RFC4507 session ticket expected to be received or sent */ + int ticket_expected; +# ifndef OPENSSL_NO_EC + size_t ecpointformats_len; + /* our list */ + unsigned char *ecpointformats; +# endif /* OPENSSL_NO_EC */ + size_t supportedgroups_len; + /* our list */ + uint16_t *supportedgroups; + /* TLS Session Ticket extension override */ + TLS_SESSION_TICKET_EXT *session_ticket; + /* TLS Session Ticket extension callback */ + tls_session_ticket_ext_cb_fn session_ticket_cb; + void *session_ticket_cb_arg; + /* TLS pre-shared secret session resumption */ + tls_session_secret_cb_fn session_secret_cb; + void *session_secret_cb_arg; + /* + * For a client, this contains the list of supported protocols in wire + * format. + */ + unsigned char *alpn; + size_t alpn_len; + /* + * Next protocol negotiation. For the client, this is the protocol that + * we sent in NextProtocol and is set when handling ServerHello + * extensions. For a server, this is the client's selected_protocol from + * NextProtocol and is set when handling the NextProtocol message, before + * the Finished message. + */ + unsigned char *npn; + size_t npn_len; + + /* The available PSK key exchange modes */ + int psk_kex_mode; + + /* Set to one if we have negotiated ETM */ + int use_etm; + + /* Are we expecting to receive early data? */ + int early_data; + /* Is the session suitable for early data? */ + int early_data_ok; + + /* May be sent by a server in HRR. Must be echoed back in ClientHello */ + unsigned char *tls13_cookie; + size_t tls13_cookie_len; + /* Have we received a cookie from the client? */ + int cookieok; + + /* + * Maximum Fragment Length as per RFC 4366. + * If this member contains one of the allowed values (1-4) + * then we should include Maximum Fragment Length Negotiation + * extension in Client Hello. + * Please note that value of this member does not have direct + * effect. The actual (binding) value is stored in SSL_SESSION, + * as this extension is optional on server side. + */ + uint8_t max_fragment_len_mode; + } ext; + + /* + * Parsed form of the ClientHello, kept around across client_hello_cb + * calls. + */ + CLIENTHELLO_MSG *clienthello; + /*- * no further mod of servername * 0 : call the servername extension callback. @@ -1034,98 +1373,45 @@ struct ssl_st { * 2 : don't call servername callback, no ack in server hello */ int servername_done; - /* certificate status request info */ - /* Status type or -1 if no status type */ - int tlsext_status_type; # ifndef OPENSSL_NO_CT /* * Validates that the SCTs (Signed Certificate Timestamps) are sufficient. * If they are not, the connection should be aborted. */ ssl_ct_validation_cb ct_validation_callback; - /* User-supplied argument tha tis passed to the ct_validation_callback */ + /* User-supplied argument that is passed to the ct_validation_callback */ void *ct_validation_callback_arg; /* * Consolidated stack of SCTs from all sources. * Lazily populated by CT_get_peer_scts(SSL*) */ STACK_OF(SCT) *scts; - /* Raw extension data, if seen */ - unsigned char *tlsext_scts; - /* Length of raw extension data, if seen */ - uint16_t tlsext_scts_len; /* Have we attempted to find/parse SCTs yet? */ int scts_parsed; # endif - /* Expect OCSP CertificateStatus message */ - int tlsext_status_expected; - /* OCSP status request only */ - STACK_OF(OCSP_RESPID) *tlsext_ocsp_ids; - X509_EXTENSIONS *tlsext_ocsp_exts; - /* OCSP response received or to be sent */ - unsigned char *tlsext_ocsp_resp; - int tlsext_ocsp_resplen; - /* RFC4507 session ticket expected to be received or sent */ - int tlsext_ticket_expected; -# ifndef OPENSSL_NO_EC - size_t tlsext_ecpointformatlist_length; - /* our list */ - unsigned char *tlsext_ecpointformatlist; - size_t tlsext_ellipticcurvelist_length; - /* our list */ - unsigned char *tlsext_ellipticcurvelist; -# endif /* OPENSSL_NO_EC */ - /* TLS Session Ticket extension override */ - TLS_SESSION_TICKET_EXT *tlsext_session_ticket; - /* TLS Session Ticket extension callback */ - tls_session_ticket_ext_cb_fn tls_session_ticket_ext_cb; - void *tls_session_ticket_ext_cb_arg; - /* TLS pre-shared secret session resumption */ - tls_session_secret_cb_fn tls_session_secret_cb; - void *tls_session_secret_cb_arg; SSL_CTX *session_ctx; /* initial ctx, used to store sessions */ -# ifndef OPENSSL_NO_NEXTPROTONEG - /* - * Next protocol negotiation. For the client, this is the protocol that - * we sent in NextProtocol and is set when handling ServerHello - * extensions. For a server, this is the client's selected_protocol from - * NextProtocol and is set when handling the NextProtocol message, before - * the Finished message. - */ - unsigned char *next_proto_negotiated; - unsigned char next_proto_negotiated_len; -# endif +# ifndef OPENSSL_NO_SRTP /* What we'll do */ STACK_OF(SRTP_PROTECTION_PROFILE) *srtp_profiles; /* What's been chosen */ SRTP_PROTECTION_PROFILE *srtp_profile; - /*- - * Is use of the Heartbeat extension negotiated? - * 0: disabled - * 1: enabled - * 2: enabled, but not allowed to send Requests - */ - unsigned int tlsext_heartbeat; - /* Indicates if a HeartbeatRequest is in flight */ - unsigned int tlsext_hb_pending; - /* HeartbeatRequest sequence number */ - unsigned int tlsext_hb_seq; - /* - * For a client, this contains the list of supported protocols in wire - * format. - */ - unsigned char *alpn_client_proto_list; - unsigned alpn_client_proto_list_len; - - /* Set to one if we have negotiated ETM */ - int tlsext_use_etm; - +# endif /*- * 1 if we are renegotiating. * 2 if we are a server and are inside a handshake * (i.e. not just sending a HelloRequest) */ int renegotiate; + /* If sending a KeyUpdate is pending */ + int key_update; + /* Post-handshake authentication state */ + SSL_PHA_STATE post_handshake_auth; + int pha_enabled; + uint8_t* pha_context; + size_t pha_context_len; + int certreqs_sent; + EVP_MD_CTX *pha_dgst; /* this is just the digest through ClientFinished */ + # ifndef OPENSSL_NO_SRP /* ctx for SRP authentication */ SRP_CTX srp_ctx; @@ -1143,14 +1429,97 @@ struct ssl_st { /* Async Job info */ ASYNC_JOB *job; ASYNC_WAIT_CTX *waitctx; + size_t asyncrw; + + /* + * The maximum number of bytes advertised in session tickets that can be + * sent as early data. + */ + uint32_t max_early_data; + /* + * The maximum number of bytes of early data that a server will tolerate + * (which should be at least as much as max_early_data). + */ + uint32_t recv_max_early_data; + + /* + * The number of bytes of early data received so far. If we accepted early + * data then this is a count of the plaintext bytes. If we rejected it then + * this is a count of the ciphertext bytes. + */ + uint32_t early_data_count; + + /* TLS1.3 padding callback */ + size_t (*record_padding_cb)(SSL *s, int type, size_t len, void *arg); + void *record_padding_arg; + size_t block_padding; + CRYPTO_RWLOCK *lock; + RAND_DRBG *drbg; + + /* The number of TLS1.3 tickets to automatically send */ + size_t num_tickets; + /* The number of TLS1.3 tickets actually sent so far */ + size_t sent_tickets; + /* The next nonce value to use when we send a ticket on this connection */ + uint64_t next_ticket_nonce; + + /* Callback to determine if early_data is acceptable or not */ + SSL_allow_early_data_cb_fn allow_early_data_cb; + void *allow_early_data_cb_data; }; +/* + * Structure containing table entry of values associated with the signature + * algorithms (signature scheme) extension +*/ +typedef struct sigalg_lookup_st { + /* TLS 1.3 signature scheme name */ + const char *name; + /* Raw value used in extension */ + uint16_t sigalg; + /* NID of hash algorithm or NID_undef if no hash */ + int hash; + /* Index of hash algorithm or -1 if no hash algorithm */ + int hash_idx; + /* NID of signature algorithm */ + int sig; + /* Index of signature algorithm */ + int sig_idx; + /* Combined hash and signature NID, if any */ + int sigandhash; + /* Required public key curve (ECDSA only) */ + int curve; +} SIGALG_LOOKUP; + +typedef struct tls_group_info_st { + int nid; /* Curve NID */ + int secbits; /* Bits of security (from SP800-57) */ + uint16_t flags; /* Flags: currently just group type */ +} TLS_GROUP_INFO; + +/* flags values */ +# define TLS_CURVE_TYPE 0x3 /* Mask for group type */ +# define TLS_CURVE_PRIME 0x0 +# define TLS_CURVE_CHAR2 0x1 +# define TLS_CURVE_CUSTOM 0x2 + +typedef struct cert_pkey_st CERT_PKEY; + +/* + * Structure containing table entry of certificate info corresponding to + * CERT_PKEY entries + */ +typedef struct { + int nid; /* NID of pubic key algorithm */ + uint32_t amask; /* authmask corresponding to key type */ +} SSL_CERT_LOOKUP; + typedef struct ssl3_state_st { long flags; - int read_mac_secret_size; + size_t read_mac_secret_size; unsigned char read_mac_secret[EVP_MAX_MD_SIZE]; - int write_mac_secret_size; + size_t write_mac_secret_size; unsigned char write_mac_secret[EVP_MAX_MD_SIZE]; unsigned char server_random[SSL3_RANDOM_SIZE]; unsigned char client_random[SSL3_RANDOM_SIZE]; @@ -1189,10 +1558,10 @@ typedef struct ssl3_state_st { struct { /* actually only need to be 16+20 for SSLv3 and 12 for TLS */ unsigned char finish_md[EVP_MAX_MD_SIZE * 2]; - int finish_md_len; + size_t finish_md_len; unsigned char peer_finish_md[EVP_MAX_MD_SIZE * 2]; - int peer_finish_md_len; - unsigned long message_size; + size_t peer_finish_md_len; + size_t message_size; int message_type; /* used to hold the new cipher we are going to use */ const SSL_CIPHER *new_cipher; @@ -1201,15 +1570,17 @@ typedef struct ssl3_state_st { # endif /* used for certificate requests */ int cert_req; - int ctype_num; - char ctype[SSL3_CT_NUMBER]; - STACK_OF(X509_NAME) *ca_names; - int key_block_length; + /* Certificate types in certificate request message. */ + uint8_t *ctype; + size_t ctype_len; + /* Certificate authorities list peer sent */ + STACK_OF(X509_NAME) *peer_ca_names; + size_t key_block_length; unsigned char *key_block; const EVP_CIPHER *new_sym_enc; const EVP_MD *new_hash; int new_mac_pkey_type; - int new_mac_secret_size; + size_t new_mac_secret_size; # ifndef OPENSSL_NO_COMP const SSL_COMP *new_compression; # else @@ -1227,18 +1598,23 @@ typedef struct ssl3_state_st { unsigned char *psk; size_t psklen; # endif + /* Signature algorithm we actually use */ + const SIGALG_LOOKUP *sigalg; + /* Pointer to certificate we use */ + CERT_PKEY *cert; /* * signature algorithms peer reports: e.g. supported signature * algorithms extension for server or as part of a certificate * request for client. + * Keep track of the algorithms for TLS and X.509 usage separately. */ - unsigned char *peer_sigalgs; - /* Size of above array */ + uint16_t *peer_sigalgs; + uint16_t *peer_cert_sigalgs; + /* Size of above arrays */ size_t peer_sigalgslen; - /* Digest peer uses for signing */ - const EVP_MD *peer_md; - /* Array of digests used for signing */ - const EVP_MD *md[SSL_PKEY_NUM]; + size_t peer_cert_sigalgslen; + /* Sigalg peer actually uses */ + const SIGALG_LOOKUP *peer_sigalg; /* * Set if corresponding CERT_PKEY can be used with current * SSL session: e.g. appropriate curve, signature algorithms etc. @@ -1263,16 +1639,16 @@ typedef struct ssl3_state_st { /* Connection binding to prevent renegotiation attacks */ unsigned char previous_client_finished[EVP_MAX_MD_SIZE]; - unsigned char previous_client_finished_len; + size_t previous_client_finished_len; unsigned char previous_server_finished[EVP_MAX_MD_SIZE]; - unsigned char previous_server_finished_len; + size_t previous_server_finished_len; int send_connection_binding; /* TODOEKR */ # ifndef OPENSSL_NO_NEXTPROTONEG /* * Set if we saw the Next Protocol Negotiation extension from our peer. */ - int next_proto_neg_seen; + int npn_seen; # endif /* @@ -1304,6 +1680,8 @@ typedef struct ssl3_state_st { /* For clients: peer temporary key */ # if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH) + /* The group_id for the DH/ECDH key */ + uint16_t group_id; EVP_PKEY *peer_tmp; # endif @@ -1320,7 +1698,7 @@ typedef struct ssl3_state_st { /* * Flag used in message reuse to indicate the buffer contains the record - * header as well as the the handshake message header. + * header as well as the handshake message header. */ # define DTLS1_SKIP_RECORD_HEADER 2 @@ -1334,10 +1712,10 @@ struct dtls1_retransmit_state { struct hm_header_st { unsigned char type; - unsigned long msg_len; + size_t msg_len; unsigned short seq; - unsigned long frag_off; - unsigned long frag_len; + size_t frag_off; + size_t frag_len; unsigned int is_ccs; struct dtls1_retransmit_state saved_retransmit_state; }; @@ -1378,11 +1756,11 @@ pitem *pqueue_pop(pqueue *pq); pitem *pqueue_find(pqueue *pq, unsigned char *prio64be); pitem *pqueue_iterator(pqueue *pq); pitem *pqueue_next(piterator *iter); -int pqueue_size(pqueue *pq); +size_t pqueue_size(pqueue *pq); typedef struct dtls1_state_st { unsigned char cookie[DTLS1_COOKIE_LENGTH]; - unsigned int cookie_len; + size_t cookie_len; unsigned int cookie_verified; /* handshake message numbers */ unsigned short handshake_write_seq; @@ -1392,21 +1770,25 @@ typedef struct dtls1_state_st { pqueue *buffered_messages; /* Buffered (sent) handshake records */ pqueue *sent_messages; - unsigned int link_mtu; /* max on-the-wire DTLS packet size */ - unsigned int mtu; /* max DTLS packet size */ + size_t link_mtu; /* max on-the-wire DTLS packet size */ + size_t mtu; /* max DTLS packet size */ struct hm_header_st w_msg_hdr; struct hm_header_st r_msg_hdr; struct dtls1_timeout_st timeout; /* - * Indicates when the last handshake msg or heartbeat sent will timeout + * Indicates when the last handshake msg sent will timeout */ struct timeval next_timeout; /* Timeout duration */ - unsigned short timeout_duration; + unsigned int timeout_duration_us; + unsigned int retransmitting; # ifndef OPENSSL_NO_SCTP int shutdown_received; # endif + + DTLS_timer_cb timer_cb; + } DTLS1_STATE; # ifndef OPENSSL_NO_EC @@ -1418,7 +1800,7 @@ typedef struct dtls1_state_st { # define NAMED_CURVE_TYPE 3 # endif /* OPENSSL_NO_EC */ -typedef struct cert_pkey_st { +struct cert_pkey_st { X509 *x509; EVP_PKEY *privatekey; /* Chain for this certificate */ @@ -1432,24 +1814,34 @@ typedef struct cert_pkey_st { */ unsigned char *serverinfo; size_t serverinfo_length; -} CERT_PKEY; +}; /* Retrieve Suite B flags */ # define tls1_suiteb(s) (s->cert->cert_flags & SSL_CERT_FLAG_SUITEB_128_LOS) /* Uses to check strict mode: suite B modes are always strict */ # define SSL_CERT_FLAGS_CHECK_TLS_STRICT \ (SSL_CERT_FLAG_SUITEB_128_LOS|SSL_CERT_FLAG_TLS_STRICT) +typedef enum { + ENDPOINT_CLIENT = 0, + ENDPOINT_SERVER, + ENDPOINT_BOTH +} ENDPOINT; + + typedef struct { unsigned short ext_type; + ENDPOINT role; + /* The context which this extension applies to */ + unsigned int context; /* * Per-connection flags relating to this extension type: not used if * part of an SSL_CTX structure. */ uint32_t ext_flags; - custom_ext_add_cb add_cb; - custom_ext_free_cb free_cb; + SSL_custom_ext_add_cb_ex add_cb; + SSL_custom_ext_free_cb_ex free_cb; void *add_arg; - custom_ext_parse_cb parse_cb; + SSL_custom_ext_parse_cb_ex parse_cb; void *parse_arg; } custom_ext_method; @@ -1487,36 +1879,32 @@ typedef struct cert_st { /* Flags related to certificates */ uint32_t cert_flags; CERT_PKEY pkeys[SSL_PKEY_NUM]; - /* - * Certificate types (received or sent) in certificate request message. - * On receive this is only set if number of certificate types exceeds - * SSL3_CT_NUMBER. - */ - unsigned char *ctypes; - size_t ctype_num; + /* Custom certificate types sent in certificate request message. */ + uint8_t *ctype; + size_t ctype_len; /* * supported signature algorithms. When set on a client this is sent in * the client hello as the supported signature algorithms extension. For * servers it represents the signature algorithms we are willing to use. */ - unsigned char *conf_sigalgs; + uint16_t *conf_sigalgs; /* Size of above array */ size_t conf_sigalgslen; /* * Client authentication signature algorithms, if not set then uses * conf_sigalgs. On servers these will be the signature algorithms sent - * to the client in a cerificate request for TLS 1.2. On a client this - * represents the signature algortithms we are willing to use for client + * to the client in a certificate request for TLS 1.2. On a client this + * represents the signature algorithms we are willing to use for client * authentication. */ - unsigned char *client_sigalgs; + uint16_t *client_sigalgs; /* Size of above array */ size_t client_sigalgslen; /* * Signature algorithms shared by client and server: cached because these * are used most often. */ - TLS_SIGALGS *shared_sigalgs; + const SIGALG_LOOKUP **shared_sigalgs; size_t shared_sigalgslen; /* * Certificate setup callback: if set is called whenever a certificate @@ -1533,9 +1921,8 @@ typedef struct cert_st { */ X509_STORE *chain_store; X509_STORE *verify_store; - /* Custom extension methods for server and client */ - custom_ext_methods cli_ext; - custom_ext_methods srv_ext; + /* Custom extensions */ + custom_ext_methods custext; /* Security callback */ int (*sec_cb) (const SSL *s, const SSL_CTX *ctx, int op, int bits, int nid, void *other, void *ex); @@ -1546,23 +1933,10 @@ typedef struct cert_st { /* If not NULL psk identity hint to use for servers */ char *psk_identity_hint; # endif - int references; /* >1 only if SSL_copy_session_id is used */ + CRYPTO_REF_COUNT references; /* >1 only if SSL_copy_session_id is used */ CRYPTO_RWLOCK *lock; } CERT; -/* Structure containing decoded values of signature algorithms extension */ -struct tls_sigalgs_st { - /* NID of hash algorithm */ - int hash_nid; - /* NID of signature algorithm */ - int sign_nid; - /* Combined hash and signature NID */ - int signandhash_nid; - /* Raw values used in extension */ - unsigned char rsign; - unsigned char rhash; -}; - # define FP_ICC (int (*)(const void *,const void *)) /* @@ -1570,18 +1944,17 @@ struct tls_sigalgs_st { * of a mess of functions, but hell, think of it as an opaque structure :-) */ typedef struct ssl3_enc_method { - int (*enc) (SSL *, SSL3_RECORD *, unsigned int, int); + int (*enc) (SSL *, SSL3_RECORD *, size_t, int); int (*mac) (SSL *, SSL3_RECORD *, unsigned char *, int); int (*setup_key_block) (SSL *); int (*generate_master_secret) (SSL *, unsigned char *, unsigned char *, - int); + size_t, size_t *); int (*change_cipher_state) (SSL *, int); - int (*final_finish_mac) (SSL *, const char *, int, unsigned char *); - int finish_mac_length; + size_t (*final_finish_mac) (SSL *, const char *, size_t, unsigned char *); const char *client_finished_label; - int client_finished_label_len; + size_t client_finished_label_len; const char *server_finished_label; - int server_finished_label_len; + size_t server_finished_label_len; int (*alert_value) (int); int (*export_keying_material) (SSL *, unsigned char *, size_t, const char *, size_t, @@ -1589,19 +1962,18 @@ typedef struct ssl3_enc_method { int use_context); /* Various flags indicating protocol version requirements */ uint32_t enc_flags; - /* Handshake header length */ - unsigned int hhlen; /* Set the handshake header */ - int (*set_handshake_header) (SSL *s, int type, unsigned long len); + int (*set_handshake_header) (SSL *s, WPACKET *pkt, int type); + /* Close construction of the handshake message */ + int (*close_construct_packet) (SSL *s, WPACKET *pkt, int htype); /* Write out handshake message */ int (*do_write) (SSL *s); } SSL3_ENC_METHOD; -# define SSL_HM_HEADER_LENGTH(s) s->method->ssl3_enc->hhlen -# define ssl_handshake_start(s) \ - (((unsigned char *)s->init_buf->data) + s->method->ssl3_enc->hhlen) -# define ssl_set_handshake_header(s, htype, len) \ - s->method->ssl3_enc->set_handshake_header(s, htype, len) +# define ssl_set_handshake_header(s, pkt, htype) \ + s->method->ssl3_enc->set_handshake_header((s), (pkt), (htype)) +# define ssl_close_construct_packet(s, pkt, htype) \ + s->method->ssl3_enc->close_construct_packet((s), (pkt), (htype)) # define ssl_do_write(s) s->method->ssl3_enc->do_write(s) /* Values for enc_flags */ @@ -1630,6 +2002,71 @@ typedef struct ssl3_comp_st { } SSL3_COMP; # endif +typedef enum downgrade_en { + DOWNGRADE_NONE, + DOWNGRADE_TO_1_2, + DOWNGRADE_TO_1_1 +} DOWNGRADE; + +/* + * Dummy status type for the status_type extension. Indicates no status type + * set + */ +#define TLSEXT_STATUSTYPE_nothing -1 + +/* Sigalgs values */ +#define TLSEXT_SIGALG_ecdsa_secp256r1_sha256 0x0403 +#define TLSEXT_SIGALG_ecdsa_secp384r1_sha384 0x0503 +#define TLSEXT_SIGALG_ecdsa_secp521r1_sha512 0x0603 +#define TLSEXT_SIGALG_ecdsa_sha224 0x0303 +#define TLSEXT_SIGALG_ecdsa_sha1 0x0203 +#define TLSEXT_SIGALG_rsa_pss_rsae_sha256 0x0804 +#define TLSEXT_SIGALG_rsa_pss_rsae_sha384 0x0805 +#define TLSEXT_SIGALG_rsa_pss_rsae_sha512 0x0806 +#define TLSEXT_SIGALG_rsa_pss_pss_sha256 0x0809 +#define TLSEXT_SIGALG_rsa_pss_pss_sha384 0x080a +#define TLSEXT_SIGALG_rsa_pss_pss_sha512 0x080b +#define TLSEXT_SIGALG_rsa_pkcs1_sha256 0x0401 +#define TLSEXT_SIGALG_rsa_pkcs1_sha384 0x0501 +#define TLSEXT_SIGALG_rsa_pkcs1_sha512 0x0601 +#define TLSEXT_SIGALG_rsa_pkcs1_sha224 0x0301 +#define TLSEXT_SIGALG_rsa_pkcs1_sha1 0x0201 +#define TLSEXT_SIGALG_dsa_sha256 0x0402 +#define TLSEXT_SIGALG_dsa_sha384 0x0502 +#define TLSEXT_SIGALG_dsa_sha512 0x0602 +#define TLSEXT_SIGALG_dsa_sha224 0x0302 +#define TLSEXT_SIGALG_dsa_sha1 0x0202 +#define TLSEXT_SIGALG_gostr34102012_256_gostr34112012_256 0xeeee +#define TLSEXT_SIGALG_gostr34102012_512_gostr34112012_512 0xefef +#define TLSEXT_SIGALG_gostr34102001_gostr3411 0xeded + +#define TLSEXT_SIGALG_ed25519 0x0807 +#define TLSEXT_SIGALG_ed448 0x0808 + +/* Known PSK key exchange modes */ +#define TLSEXT_KEX_MODE_KE 0x00 +#define TLSEXT_KEX_MODE_KE_DHE 0x01 + +/* + * Internal representations of key exchange modes + */ +#define TLSEXT_KEX_MODE_FLAG_NONE 0 +#define TLSEXT_KEX_MODE_FLAG_KE 1 +#define TLSEXT_KEX_MODE_FLAG_KE_DHE 2 + +/* An invalid index into the TLSv1.3 PSK identities */ +#define TLSEXT_PSK_BAD_IDENTITY -1 + +#define SSL_USE_PSS(s) (s->s3->tmp.peer_sigalg != NULL && \ + s->s3->tmp.peer_sigalg->sig == EVP_PKEY_RSA_PSS) + +/* A dummy signature value not valid for TLSv1.2 signature algs */ +#define TLSEXT_signature_rsa_pss 0x0101 + +/* TLSv1.3 downgrade protection sentinel values */ +extern const unsigned char tls11downgrade[8]; +extern const unsigned char tls12downgrade[8]; + extern SSL3_ENC_METHOD ssl3_undef_enc_method; __owur const SSL_METHOD *ssl_bad_method(int ver); @@ -1645,6 +2082,9 @@ __owur const SSL_METHOD *tlsv1_1_client_method(void); __owur const SSL_METHOD *tlsv1_2_method(void); __owur const SSL_METHOD *tlsv1_2_server_method(void); __owur const SSL_METHOD *tlsv1_2_client_method(void); +__owur const SSL_METHOD *tlsv1_3_method(void); +__owur const SSL_METHOD *tlsv1_3_server_method(void); +__owur const SSL_METHOD *tlsv1_3_client_method(void); __owur const SSL_METHOD *dtlsv1_method(void); __owur const SSL_METHOD *dtlsv1_server_method(void); __owur const SSL_METHOD *dtlsv1_client_method(void); @@ -1656,6 +2096,7 @@ __owur const SSL_METHOD *dtlsv1_2_client_method(void); extern const SSL3_ENC_METHOD TLSv1_enc_data; extern const SSL3_ENC_METHOD TLSv1_1_enc_data; extern const SSL3_ENC_METHOD TLSv1_2_enc_data; +extern const SSL3_ENC_METHOD TLSv1_3_enc_data; extern const SSL3_ENC_METHOD SSLv3_enc_data; extern const SSL3_ENC_METHOD DTLSv1_enc_data; extern const SSL3_ENC_METHOD DTLSv1_2_enc_data; @@ -1782,55 +2223,78 @@ const SSL_METHOD *func_name(void) \ struct openssl_ssl_test_functions { int (*p_ssl_init_wbio_buffer) (SSL *s); int (*p_ssl3_setup_buffers) (SSL *s); -# ifndef OPENSSL_NO_HEARTBEATS - int (*p_dtls1_process_heartbeat) (SSL *s, - unsigned char *p, unsigned int length); -# endif }; const char *ssl_protocol_to_string(int version); +/* Returns true if certificate and private key for 'idx' are present */ +static ossl_inline int ssl_has_cert(const SSL *s, int idx) +{ + if (idx < 0 || idx >= SSL_PKEY_NUM) + return 0; + return s->cert->pkeys[idx].x509 != NULL + && s->cert->pkeys[idx].privatekey != NULL; +} + +static ossl_inline void tls1_get_peer_groups(SSL *s, const uint16_t **pgroups, + size_t *pgroupslen) +{ + *pgroups = s->session->ext.supportedgroups; + *pgroupslen = s->session->ext.supportedgroups_len; +} + # ifndef OPENSSL_UNIT_TEST +__owur int ssl_read_internal(SSL *s, void *buf, size_t num, size_t *readbytes); +__owur int ssl_write_internal(SSL *s, const void *buf, size_t num, size_t *written); void ssl_clear_cipher_ctx(SSL *s); int ssl_clear_bad_session(SSL *s); __owur CERT *ssl_cert_new(void); __owur CERT *ssl_cert_dup(CERT *cert); void ssl_cert_clear_certs(CERT *c); void ssl_cert_free(CERT *c); +__owur int ssl_generate_session_id(SSL *s, SSL_SESSION *ss); __owur int ssl_get_new_session(SSL *s, int session); -__owur int ssl_get_prev_session(SSL *s, const PACKET *ext, - const PACKET *session_id); +__owur SSL_SESSION *lookup_sess_in_cache(SSL *s, const unsigned char *sess_id, + size_t sess_id_len); +__owur int ssl_get_prev_session(SSL *s, CLIENTHELLO_MSG *hello); __owur SSL_SESSION *ssl_session_dup(SSL_SESSION *src, int ticket); __owur int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b); DECLARE_OBJ_BSEARCH_GLOBAL_CMP_FN(SSL_CIPHER, SSL_CIPHER, ssl_cipher_id); __owur int ssl_cipher_ptr_id_cmp(const SSL_CIPHER *const *ap, const SSL_CIPHER *const *bp); -__owur STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *meth, - STACK_OF(SSL_CIPHER) **pref, - STACK_OF(SSL_CIPHER) - **sorted, +__owur STACK_OF(SSL_CIPHER) *ssl_create_cipher_list(const SSL_METHOD *ssl_method, + STACK_OF(SSL_CIPHER) *tls13_ciphersuites, + STACK_OF(SSL_CIPHER) **cipher_list, + STACK_OF(SSL_CIPHER) **cipher_list_by_id, const char *rule_str, CERT *c); +__owur int ssl_cache_cipherlist(SSL *s, PACKET *cipher_suites, int sslv2format); +__owur int bytes_to_cipher_list(SSL *s, PACKET *cipher_suites, + STACK_OF(SSL_CIPHER) **skp, + STACK_OF(SSL_CIPHER) **scsvs, int sslv2format, + int fatal); void ssl_update_cache(SSL *s, int mode); __owur int ssl_cipher_get_evp(const SSL_SESSION *s, const EVP_CIPHER **enc, const EVP_MD **md, int *mac_pkey_type, - int *mac_secret_size, SSL_COMP **comp, + size_t *mac_secret_size, SSL_COMP **comp, int use_etm); -__owur int ssl_cipher_get_cert_index(const SSL_CIPHER *c); +__owur int ssl_cipher_get_overhead(const SSL_CIPHER *c, size_t *mac_overhead, + size_t *int_overhead, size_t *blocksize, + size_t *ext_overhead); +__owur int ssl_cert_is_disabled(size_t idx); __owur const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, - const unsigned char *ptr); + const unsigned char *ptr, + int all); __owur int ssl_cert_set0_chain(SSL *s, SSL_CTX *ctx, STACK_OF(X509) *chain); __owur int ssl_cert_set1_chain(SSL *s, SSL_CTX *ctx, STACK_OF(X509) *chain); __owur int ssl_cert_add0_chain_cert(SSL *s, SSL_CTX *ctx, X509 *x); __owur int ssl_cert_add1_chain_cert(SSL *s, SSL_CTX *ctx, X509 *x); __owur int ssl_cert_select_current(CERT *c, X509 *x); __owur int ssl_cert_set_current(CERT *c, long arg); -__owur X509 *ssl_cert_get0_next_certificate(CERT *c, int first); void ssl_cert_set_cert_cb(CERT *c, int (*cb) (SSL *ssl, void *arg), void *arg); __owur int ssl_verify_cert_chain(SSL *s, STACK_OF(X509) *sk); -__owur int ssl_add_cert_chain(SSL *s, CERT_PKEY *cpk, unsigned long *l); __owur int ssl_build_cert_chain(SSL *s, SSL_CTX *ctx, int flags); __owur int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, int ref); @@ -1839,31 +2303,38 @@ __owur int ssl_security(const SSL *s, int op, int bits, int nid, void *other); __owur int ssl_ctx_security(const SSL_CTX *ctx, int op, int bits, int nid, void *other); +__owur int ssl_cert_lookup_by_nid(int nid, size_t *pidx); +__owur const SSL_CERT_LOOKUP *ssl_cert_lookup_by_pkey(const EVP_PKEY *pk, + size_t *pidx); +__owur const SSL_CERT_LOOKUP *ssl_cert_lookup_by_idx(size_t idx); + int ssl_undefined_function(SSL *s); __owur int ssl_undefined_void_function(void); __owur int ssl_undefined_const_function(const SSL *s); -__owur CERT_PKEY *ssl_get_server_send_pkey(SSL *s); __owur int ssl_get_server_cert_serverinfo(SSL *s, const unsigned char **serverinfo, size_t *serverinfo_length); -__owur EVP_PKEY *ssl_get_sign_pkey(SSL *s, const SSL_CIPHER *c, - const EVP_MD **pmd); -__owur int ssl_cert_type(const X509 *x, const EVP_PKEY *pkey); void ssl_set_masks(SSL *s); __owur STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s); -__owur int ssl_verify_alarm_type(long type); +__owur int ssl_x509err2alert(int type); void ssl_sort_cipher_list(void); -void ssl_load_ciphers(void); +int ssl_load_ciphers(void); __owur int ssl_fill_hello_random(SSL *s, int server, unsigned char *field, - int len); + size_t len, DOWNGRADE dgrd); __owur int ssl_generate_master_secret(SSL *s, unsigned char *pms, size_t pmslen, int free_pms); __owur EVP_PKEY *ssl_generate_pkey(EVP_PKEY *pm); -__owur int ssl_derive(SSL *s, EVP_PKEY *privkey, EVP_PKEY *pubkey); +__owur int ssl_derive(SSL *s, EVP_PKEY *privkey, EVP_PKEY *pubkey, + int genmaster); __owur EVP_PKEY *ssl_dh_to_pkey(DH *dh); +__owur unsigned int ssl_get_max_send_fragment(const SSL *ssl); +__owur unsigned int ssl_get_split_send_fragment(const SSL *ssl); +__owur const SSL_CIPHER *ssl3_get_cipher_by_id(uint32_t id); +__owur const SSL_CIPHER *ssl3_get_cipher_by_std_name(const char *stdname); __owur const SSL_CIPHER *ssl3_get_cipher_by_char(const unsigned char *p); -__owur int ssl3_put_cipher_by_char(const SSL_CIPHER *c, unsigned char *p); +__owur int ssl3_put_cipher_by_char(const SSL_CIPHER *c, WPACKET *pkt, + size_t *len); int ssl3_init_finished_mac(SSL *s); __owur int ssl3_setup_key_block(SSL *s); __owur int ssl3_change_cipher_state(SSL *s, int which); @@ -1871,29 +2342,31 @@ void ssl3_cleanup_key_block(SSL *s); __owur int ssl3_do_write(SSL *s, int type); int ssl3_send_alert(SSL *s, int level, int desc); __owur int ssl3_generate_master_secret(SSL *s, unsigned char *out, - unsigned char *p, int len); -__owur int ssl3_get_req_cert_type(SSL *s, unsigned char *p); + unsigned char *p, size_t len, + size_t *secret_size); +__owur int ssl3_get_req_cert_type(SSL *s, WPACKET *pkt); __owur int ssl3_num_ciphers(void); __owur const SSL_CIPHER *ssl3_get_cipher(unsigned int u); int ssl3_renegotiate(SSL *ssl); -int ssl3_renegotiate_check(SSL *ssl); +int ssl3_renegotiate_check(SSL *ssl, int initok); __owur int ssl3_dispatch_alert(SSL *s); -__owur int ssl3_final_finish_mac(SSL *s, const char *sender, int slen, - unsigned char *p); -__owur int ssl3_finish_mac(SSL *s, const unsigned char *buf, int len); +__owur size_t ssl3_final_finish_mac(SSL *s, const char *sender, size_t slen, + unsigned char *p); +__owur int ssl3_finish_mac(SSL *s, const unsigned char *buf, size_t len); void ssl3_free_digest_list(SSL *s); -__owur unsigned long ssl3_output_cert_chain(SSL *s, CERT_PKEY *cpk); +__owur unsigned long ssl3_output_cert_chain(SSL *s, WPACKET *pkt, + CERT_PKEY *cpk); __owur const SSL_CIPHER *ssl3_choose_cipher(SSL *ssl, STACK_OF(SSL_CIPHER) *clnt, STACK_OF(SSL_CIPHER) *srvr); __owur int ssl3_digest_cached_records(SSL *s, int keep); __owur int ssl3_new(SSL *s); void ssl3_free(SSL *s); -__owur int ssl3_read(SSL *s, void *buf, int len); -__owur int ssl3_peek(SSL *s, void *buf, int len); -__owur int ssl3_write(SSL *s, const void *buf, int len); +__owur int ssl3_read(SSL *s, void *buf, size_t len, size_t *readbytes); +__owur int ssl3_peek(SSL *s, void *buf, size_t len, size_t *readbytes); +__owur int ssl3_write(SSL *s, const void *buf, size_t len, size_t *written); __owur int ssl3_shutdown(SSL *s); -void ssl3_clear(SSL *s); +int ssl3_clear(SSL *s); __owur long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg); __owur long ssl3_ctx_ctrl(SSL_CTX *s, int cmd, long larg, void *parg); __owur long ssl3_callback_ctrl(SSL *s, int cmd, void (*fp) (void)); @@ -1902,30 +2375,37 @@ __owur long ssl3_ctx_callback_ctrl(SSL_CTX *s, int cmd, void (*fp) (void)); __owur int ssl3_do_change_cipher_spec(SSL *ssl); __owur long ssl3_default_timeout(void); -__owur int ssl3_set_handshake_header(SSL *s, int htype, unsigned long len); +__owur int ssl3_set_handshake_header(SSL *s, WPACKET *pkt, int htype); +__owur int tls_close_construct_packet(SSL *s, WPACKET *pkt, int htype); +__owur int tls_setup_handshake(SSL *s); +__owur int dtls1_set_handshake_header(SSL *s, WPACKET *pkt, int htype); +__owur int dtls1_close_construct_packet(SSL *s, WPACKET *pkt, int htype); __owur int ssl3_handshake_write(SSL *s); __owur int ssl_allow_compression(SSL *s); -__owur int ssl_version_supported(const SSL *s, int version); +__owur int ssl_version_supported(const SSL *s, int version, + const SSL_METHOD **meth); __owur int ssl_set_client_hello_version(SSL *s); __owur int ssl_check_version_downgrade(SSL *s); __owur int ssl_set_version_bound(int method_version, int version, int *bound); -__owur int ssl_choose_server_version(SSL *s); -__owur int ssl_choose_client_version(SSL *s, int version); -int ssl_get_client_min_max_version(const SSL *s, int *min_version, - int *max_version); +__owur int ssl_choose_server_version(SSL *s, CLIENTHELLO_MSG *hello, + DOWNGRADE *dgrd); +__owur int ssl_choose_client_version(SSL *s, int version, + RAW_EXTENSION *extensions); +__owur int ssl_get_min_max_version(const SSL *s, int *min_version, + int *max_version, int *real_max); __owur long tls1_default_timeout(void); __owur int dtls1_do_write(SSL *s, int type); void dtls1_set_message_header(SSL *s, unsigned char mt, - unsigned long len, - unsigned long frag_off, unsigned long frag_len); + size_t len, + size_t frag_off, size_t frag_len); -__owur int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf, - int len); +int dtls1_write_app_data_bytes(SSL *s, int type, const void *buf_, size_t len, + size_t *written); __owur int dtls1_read_failed(SSL *s, int code); __owur int dtls1_buffer_message(SSL *s, int ccs); @@ -1944,44 +2424,80 @@ void dtls1_start_timer(SSL *s); void dtls1_stop_timer(SSL *s); __owur int dtls1_is_timer_expired(SSL *s); void dtls1_double_timeout(SSL *s); -__owur unsigned int dtls_raw_hello_verify_request(unsigned char *buf, - unsigned char *cookie, - unsigned char cookie_len); -__owur int dtls1_send_newsession_ticket(SSL *s); -__owur unsigned int dtls1_min_mtu(SSL *s); +__owur int dtls_raw_hello_verify_request(WPACKET *pkt, unsigned char *cookie, + size_t cookie_len); +__owur size_t dtls1_min_mtu(SSL *s); void dtls1_hm_fragment_free(hm_fragment *frag); __owur int dtls1_query_mtu(SSL *s); __owur int tls1_new(SSL *s); void tls1_free(SSL *s); -void tls1_clear(SSL *s); -long tls1_ctrl(SSL *s, int cmd, long larg, void *parg); -long tls1_callback_ctrl(SSL *s, int cmd, void (*fp) (void)); +int tls1_clear(SSL *s); __owur int dtls1_new(SSL *s); void dtls1_free(SSL *s); -void dtls1_clear(SSL *s); +int dtls1_clear(SSL *s); long dtls1_ctrl(SSL *s, int cmd, long larg, void *parg); __owur int dtls1_shutdown(SSL *s); __owur int dtls1_dispatch_alert(SSL *s); __owur int ssl_init_wbio_buffer(SSL *s); -void ssl_free_wbio_buffer(SSL *s); +int ssl_free_wbio_buffer(SSL *s); __owur int tls1_change_cipher_state(SSL *s, int which); __owur int tls1_setup_key_block(SSL *s); -__owur int tls1_final_finish_mac(SSL *s, - const char *str, int slen, unsigned char *p); +__owur size_t tls1_final_finish_mac(SSL *s, const char *str, size_t slen, + unsigned char *p); __owur int tls1_generate_master_secret(SSL *s, unsigned char *out, - unsigned char *p, int len); + unsigned char *p, size_t len, + size_t *secret_size); +__owur int tls13_setup_key_block(SSL *s); +__owur size_t tls13_final_finish_mac(SSL *s, const char *str, size_t slen, + unsigned char *p); +__owur int tls13_change_cipher_state(SSL *s, int which); +__owur int tls13_update_key(SSL *s, int send); +__owur int tls13_hkdf_expand(SSL *s, const EVP_MD *md, + const unsigned char *secret, + const unsigned char *label, size_t labellen, + const unsigned char *data, size_t datalen, + unsigned char *out, size_t outlen); +__owur int tls13_derive_key(SSL *s, const EVP_MD *md, + const unsigned char *secret, unsigned char *key, + size_t keylen); +__owur int tls13_derive_iv(SSL *s, const EVP_MD *md, + const unsigned char *secret, unsigned char *iv, + size_t ivlen); +__owur int tls13_derive_finishedkey(SSL *s, const EVP_MD *md, + const unsigned char *secret, + unsigned char *fin, size_t finlen); +int tls13_generate_secret(SSL *s, const EVP_MD *md, + const unsigned char *prevsecret, + const unsigned char *insecret, + size_t insecretlen, + unsigned char *outsecret); +__owur int tls13_generate_handshake_secret(SSL *s, + const unsigned char *insecret, + size_t insecretlen); +__owur int tls13_generate_master_secret(SSL *s, unsigned char *out, + unsigned char *prev, size_t prevlen, + size_t *secret_size); __owur int tls1_export_keying_material(SSL *s, unsigned char *out, size_t olen, const char *label, size_t llen, const unsigned char *p, size_t plen, int use_context); +__owur int tls13_export_keying_material(SSL *s, unsigned char *out, size_t olen, + const char *label, size_t llen, + const unsigned char *context, + size_t contextlen, int use_context); +__owur int tls13_export_keying_material_early(SSL *s, unsigned char *out, + size_t olen, const char *label, + size_t llen, + const unsigned char *context, + size_t contextlen); __owur int tls1_alert_code(int code); +__owur int tls13_alert_code(int code); __owur int ssl3_alert_code(int code); -__owur int ssl_ok(SSL *s); # ifndef OPENSSL_NO_EC __owur int ssl_check_srvr_ecc_cert_and_alg(X509 *x, SSL *s); @@ -1990,56 +2506,41 @@ __owur int ssl_check_srvr_ecc_cert_and_alg(X509 *x, SSL *s); SSL_COMP *ssl3_comp_find(STACK_OF(SSL_COMP) *sk, int n); # ifndef OPENSSL_NO_EC -/* Flags values from tls1_ec_curve_id2nid() */ -/* Mask for curve type */ -# define TLS_CURVE_TYPE 0x3 -# define TLS_CURVE_PRIME 0x0 -# define TLS_CURVE_CHAR2 0x1 -# define TLS_CURVE_CUSTOM 0x2 -__owur int tls1_ec_curve_id2nid(int curve_id, unsigned int *pflags); -__owur int tls1_ec_nid2curve_id(int nid); -__owur int tls1_check_curve(SSL *s, const unsigned char *p, size_t len); -__owur int tls1_shared_curve(SSL *s, int nmatch); -__owur int tls1_set_curves(unsigned char **pext, size_t *pextlen, + +__owur const TLS_GROUP_INFO *tls1_group_id_lookup(uint16_t curve_id); +__owur int tls1_check_group_id(SSL *s, uint16_t group_id, int check_own_curves); +__owur uint16_t tls1_shared_group(SSL *s, int nmatch); +__owur int tls1_set_groups(uint16_t **pext, size_t *pextlen, int *curves, size_t ncurves); -__owur int tls1_set_curves_list(unsigned char **pext, size_t *pextlen, +__owur int tls1_set_groups_list(uint16_t **pext, size_t *pextlen, const char *str); +void tls1_get_formatlist(SSL *s, const unsigned char **pformats, + size_t *num_formats); __owur int tls1_check_ec_tmp_key(SSL *s, unsigned long id); -__owur EVP_PKEY *ssl_generate_pkey_curve(int id); +__owur EVP_PKEY *ssl_generate_pkey_group(SSL *s, uint16_t id); +__owur EVP_PKEY *ssl_generate_param_group(uint16_t id); # endif /* OPENSSL_NO_EC */ -__owur int tls1_shared_list(SSL *s, - const unsigned char *l1, size_t l1len, - const unsigned char *l2, size_t l2len, int nmatch); -__owur unsigned char *ssl_add_clienthello_tlsext(SSL *s, unsigned char *buf, - unsigned char *limit, int *al); -__owur unsigned char *ssl_add_serverhello_tlsext(SSL *s, unsigned char *buf, - unsigned char *limit, int *al); -__owur int ssl_parse_clienthello_tlsext(SSL *s, PACKET *pkt); -void ssl_set_default_md(SSL *s); +__owur int tls_curve_allowed(SSL *s, uint16_t curve, int op); +void tls1_get_supported_groups(SSL *s, const uint16_t **pgroups, + size_t *pgroupslen); + __owur int tls1_set_server_sigalgs(SSL *s); -__owur int ssl_check_clienthello_tlsext_late(SSL *s, int *al); -__owur int ssl_parse_serverhello_tlsext(SSL *s, PACKET *pkt); -__owur int ssl_prepare_clienthello_tlsext(SSL *s); -__owur int ssl_prepare_serverhello_tlsext(SSL *s); - -# ifndef OPENSSL_NO_HEARTBEATS -__owur int dtls1_heartbeat(SSL *s); -__owur int dtls1_process_heartbeat(SSL *s, unsigned char *p, - unsigned int length); -# endif -__owur int tls_check_serverhello_tlsext_early(SSL *s, const PACKET *ext, - const PACKET *session_id, - SSL_SESSION **ret); +__owur SSL_TICKET_STATUS tls_get_ticket_from_client(SSL *s, CLIENTHELLO_MSG *hello, + SSL_SESSION **ret); +__owur SSL_TICKET_STATUS tls_decrypt_ticket(SSL *s, const unsigned char *etick, + size_t eticklen, + const unsigned char *sess_id, + size_t sesslen, SSL_SESSION **psess); + +__owur int tls_use_ticket(SSL *s); -__owur int tls12_get_sigandhash(unsigned char *p, const EVP_PKEY *pk, - const EVP_MD *md); -__owur int tls12_get_sigid(const EVP_PKEY *pk); -__owur const EVP_MD *tls12_get_hash(unsigned char hash_alg); void ssl_set_sig_mask(uint32_t *pmask_a, SSL *s, int op); __owur int tls1_set_sigalgs_list(CERT *c, const char *str, int client); +__owur int tls1_set_raw_sigalgs(CERT *c, const uint16_t *psigs, size_t salglen, + int client); __owur int tls1_set_sigalgs(CERT *c, const int *salg, size_t salglen, int client); int tls1_check_chain(SSL *s, X509 *x, EVP_PKEY *pk, STACK_OF(X509) *chain, @@ -2058,37 +2559,61 @@ __owur int ssl_security_cert(SSL *s, SSL_CTX *ctx, X509 *x, int vfy, int is_ee); __owur int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *ex, int vfy); +int tls_choose_sigalg(SSL *s, int fatalerrs); + __owur EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash, const EVP_MD *md); void ssl_clear_hash_ctx(EVP_MD_CTX **hash); -__owur int ssl_add_serverhello_renegotiate_ext(SSL *s, unsigned char *p, - int *len, int maxlen); -__owur int ssl_parse_serverhello_renegotiate_ext(SSL *s, PACKET *pkt, int *al); -__owur int ssl_add_clienthello_renegotiate_ext(SSL *s, unsigned char *p, - int *len, int maxlen); -__owur int ssl_parse_clienthello_renegotiate_ext(SSL *s, PACKET *pkt, int *al); __owur long ssl_get_algorithm2(SSL *s); -__owur size_t tls12_copy_sigalgs(SSL *s, unsigned char *out, - const unsigned char *psig, size_t psiglen); -__owur int tls1_save_sigalgs(SSL *s, const unsigned char *data, int dsize); +__owur int tls12_copy_sigalgs(SSL *s, WPACKET *pkt, + const uint16_t *psig, size_t psiglen); +__owur int tls1_save_u16(PACKET *pkt, uint16_t **pdest, size_t *pdestlen); +__owur int tls1_save_sigalgs(SSL *s, PACKET *pkt, int cert); __owur int tls1_process_sigalgs(SSL *s); -__owur size_t tls12_get_psigalgs(SSL *s, int sent, const unsigned char **psigs); -__owur int tls12_check_peer_sigalg(const EVP_MD **pmd, SSL *s, - const unsigned char *sig, EVP_PKEY *pkey); -void ssl_set_client_disabled(SSL *s); +__owur int tls1_set_peer_legacy_sigalg(SSL *s, const EVP_PKEY *pkey); +__owur int tls1_lookup_md(const SIGALG_LOOKUP *lu, const EVP_MD **pmd); +__owur size_t tls12_get_psigalgs(SSL *s, int sent, const uint16_t **psigs); +# ifndef OPENSSL_NO_EC +__owur int tls_check_sigalg_curve(const SSL *s, int curve); +# endif +__owur int tls12_check_peer_sigalg(SSL *s, uint16_t, EVP_PKEY *pkey); +__owur int ssl_set_client_disabled(SSL *s); __owur int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op, int echde); -__owur int ssl_add_clienthello_use_srtp_ext(SSL *s, unsigned char *p, int *len, - int maxlen); -__owur int ssl_parse_clienthello_use_srtp_ext(SSL *s, PACKET *pkt, int *al); -__owur int ssl_add_serverhello_use_srtp_ext(SSL *s, unsigned char *p, int *len, - int maxlen); -__owur int ssl_parse_serverhello_use_srtp_ext(SSL *s, PACKET *pkt, int *al); - -__owur int ssl_handshake_hash(SSL *s, unsigned char *out, int outlen); +__owur int ssl_handshake_hash(SSL *s, unsigned char *out, size_t outlen, + size_t *hashlen); __owur const EVP_MD *ssl_md(int idx); __owur const EVP_MD *ssl_handshake_md(SSL *s); __owur const EVP_MD *ssl_prf_md(SSL *s); +/* + * ssl_log_rsa_client_key_exchange logs |premaster| to the SSL_CTX associated + * with |ssl|, if logging is enabled. It returns one on success and zero on + * failure. The entry is identified by the first 8 bytes of + * |encrypted_premaster|. + */ +__owur int ssl_log_rsa_client_key_exchange(SSL *ssl, + const uint8_t *encrypted_premaster, + size_t encrypted_premaster_len, + const uint8_t *premaster, + size_t premaster_len); + +/* + * ssl_log_secret logs |secret| to the SSL_CTX associated with |ssl|, if + * logging is available. It returns one on success and zero on failure. It tags + * the entry with |label|. + */ +__owur int ssl_log_secret(SSL *ssl, const char *label, + const uint8_t *secret, size_t secret_len); + +#define MASTER_SECRET_LABEL "CLIENT_RANDOM" +#define CLIENT_EARLY_LABEL "CLIENT_EARLY_TRAFFIC_SECRET" +#define CLIENT_HANDSHAKE_LABEL "CLIENT_HANDSHAKE_TRAFFIC_SECRET" +#define SERVER_HANDSHAKE_LABEL "SERVER_HANDSHAKE_TRAFFIC_SECRET" +#define CLIENT_APPLICATION_LABEL "CLIENT_TRAFFIC_SECRET_0" +#define SERVER_APPLICATION_LABEL "SERVER_TRAFFIC_SECRET_0" +#define EARLY_EXPORTER_SECRET_LABEL "EARLY_EXPORTER_SECRET" +#define EXPORTER_SECRET_LABEL "EXPORTER_SECRET" + /* s3_cbc.c */ __owur char ssl3_cbc_record_digest_supported(const EVP_MD_CTX *ctx); __owur int ssl3_cbc_digest_record(const EVP_MD_CTX *ctx, @@ -2099,26 +2624,29 @@ __owur int ssl3_cbc_digest_record(const EVP_MD_CTX *ctx, size_t data_plus_mac_size, size_t data_plus_mac_plus_padding_size, const unsigned char *mac_secret, - unsigned mac_secret_length, char is_sslv3); - -__owur int tls_fips_digest_extra(const EVP_CIPHER_CTX *cipher_ctx, - EVP_MD_CTX *mac_ctx, const unsigned char *data, - size_t data_len, size_t orig_len); + size_t mac_secret_length, char is_sslv3); __owur int srp_generate_server_master_secret(SSL *s); __owur int srp_generate_client_master_secret(SSL *s); -__owur int srp_verify_server_param(SSL *s, int *al); +__owur int srp_verify_server_param(SSL *s); + +/* statem/statem_srvr.c */ + +__owur int send_certificate_request(SSL *s); -/* t1_ext.c */ +/* statem/extensions_cust.c */ + +custom_ext_method *custom_ext_find(const custom_ext_methods *exts, + ENDPOINT role, unsigned int ext_type, + size_t *idx); void custom_ext_init(custom_ext_methods *meths); -__owur int custom_ext_parse(SSL *s, int server, - unsigned int ext_type, +__owur int custom_ext_parse(SSL *s, unsigned int context, unsigned int ext_type, const unsigned char *ext_data, size_t ext_size, - int *al); -__owur int custom_ext_add(SSL *s, int server, unsigned char **pret, - unsigned char *limit, int *al); + X509 *x, size_t chainidx); +__owur int custom_ext_add(SSL *s, int context, WPACKET *pkt, X509 *x, + size_t chainidx, int maxversion); __owur int custom_exts_copy(custom_ext_methods *dst, const custom_ext_methods *src); @@ -2128,11 +2656,13 @@ void custom_exts_free(custom_ext_methods *exts); void ssl_comp_free_compression_methods_int(void); -# else +/* ssl_mcnf.c */ +void ssl_ctx_system_config(SSL_CTX *ctx); + +# else /* OPENSSL_UNIT_TEST */ # define ssl_init_wbio_buffer SSL_test_functions()->p_ssl_init_wbio_buffer # define ssl3_setup_buffers SSL_test_functions()->p_ssl3_setup_buffers -# define dtls1_process_heartbeat SSL_test_functions()->p_dtls1_process_heartbeat # endif #endif |