X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=ssl%2Fssl_locl.h;h=ec0d0b48248d5355eeebf714f72ba3e2e55fe96a;hp=50e0d3900af15f3bdb3eab7191d5060d8c5e131c;hb=bcec335856233cbcea4d96e3d43e1b43b8fe4182;hpb=b3599dbb6af7e28efae5f08ace99cc75f5e90b2f diff --git a/ssl/ssl_locl.h b/ssl/ssl_locl.h index 50e0d3900a..ec0d0b4824 100644 --- a/ssl/ssl_locl.h +++ b/ssl/ssl_locl.h @@ -1,112 +1,12 @@ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ -/* ==================================================================== - * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * 3. All advertising materials mentioning features or use of this - * software must display the following acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" - * - * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to - * endorse or promote products derived from this software without - * prior written permission. For written permission, please contact - * openssl-core@openssl.org. - * - * 5. Products derived from this software may not be called "OpenSSL" - * nor may "OpenSSL" appear in their names without prior written - * permission of the OpenSSL Project. - * - * 6. Redistributions of any form whatsoever must retain the following - * acknowledgment: - * "This product includes software developed by the OpenSSL Project - * for use in the OpenSSL Toolkit (http://www.openssl.org/)" - * - * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY - * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR - * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). +/* + * Copyright 1995-2016 The OpenSSL Project Authors. 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 + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ + /* ==================================================================== * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. * ECC cipher suite support in OpenSSL originally developed by @@ -147,6 +47,9 @@ # include # include "e_os.h" +# if defined(__unix) || defined(__unix__) +# include /* struct timeval for DTLS */ +# endif # include # include @@ -159,10 +62,10 @@ # include # include # include -#include "record/record.h" -#include "statem/statem.h" -#include "packet_locl.h" -#include "internal/dane.h" +# include "record/record.h" +# include "statem/statem.h" +# include "packet_locl.h" +# include "internal/dane.h" # ifdef OPENSSL_BUILD_SHLIBSSL # undef OPENSSL_EXTERN @@ -202,6 +105,16 @@ l|=((unsigned long)(*((c)++)))<< 8, \ l|=((unsigned long)(*((c)++)))) +# define n2l8(c,l) (l =((uint64_t)(*((c)++)))<<56, \ + l|=((uint64_t)(*((c)++)))<<48, \ + l|=((uint64_t)(*((c)++)))<<40, \ + l|=((uint64_t)(*((c)++)))<<32, \ + l|=((uint64_t)(*((c)++)))<<24, \ + l|=((uint64_t)(*((c)++)))<<16, \ + l|=((uint64_t)(*((c)++)))<< 8, \ + l|=((uint64_t)(*((c)++)))) + + # define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24)&0xff), \ *((c)++)=(unsigned char)(((l)>>16)&0xff), \ *((c)++)=(unsigned char)(((l)>> 8)&0xff), \ @@ -238,23 +151,28 @@ } \ } -# define n2s(c,s) ((s=(((unsigned int)(c[0]))<< 8)| \ - (((unsigned int)(c[1])) )),c+=2) -# define s2n(s,c) ((c[0]=(unsigned char)(((s)>> 8)&0xff), \ - c[1]=(unsigned char)(((s) )&0xff)),c+=2) +# define n2s(c,s) ((s=(((unsigned int)((c)[0]))<< 8)| \ + (((unsigned int)((c)[1])) )),(c)+=2) +# define s2n(s,c) (((c)[0]=(unsigned char)(((s)>> 8)&0xff), \ + (c)[1]=(unsigned char)(((s) )&0xff)),(c)+=2) -# define n2l3(c,l) ((l =(((unsigned long)(c[0]))<<16)| \ - (((unsigned long)(c[1]))<< 8)| \ - (((unsigned long)(c[2])) )),c+=3) +# define n2l3(c,l) ((l =(((unsigned long)((c)[0]))<<16)| \ + (((unsigned long)((c)[1]))<< 8)| \ + (((unsigned long)((c)[2])) )),(c)+=3) -# define l2n3(l,c) ((c[0]=(unsigned char)(((l)>>16)&0xff), \ - c[1]=(unsigned char)(((l)>> 8)&0xff), \ - c[2]=(unsigned char)(((l) )&0xff)),c+=3) +# define l2n3(l,c) (((c)[0]=(unsigned char)(((l)>>16)&0xff), \ + (c)[1]=(unsigned char)(((l)>> 8)&0xff), \ + (c)[2]=(unsigned char)(((l) )&0xff)),(c)+=3) -#define DTLS_VERSION_GT(v1, v2) ((v1) < (v2)) -#define DTLS_VERSION_GE(v1, v2) ((v1) <= (v2)) -#define DTLS_VERSION_LT(v1, v2) ((v1) > (v2)) -#define DTLS_VERSION_LE(v1, v2) ((v1) >= (v2)) +/* + * DTLS version numbers are strange because they're inverted. Except for + * DTLS1_BAD_VER, which should be considered "lower" than the rest. + */ +# define dtls_ver_ordinal(v1) (((v1) == DTLS1_BAD_VER) ? 0xff00 : (v1)) +# define DTLS_VERSION_GT(v1, v2) (dtls_ver_ordinal(v1) < dtls_ver_ordinal(v2)) +# define DTLS_VERSION_GE(v1, v2) (dtls_ver_ordinal(v1) <= dtls_ver_ordinal(v2)) +# 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 */ @@ -308,7 +226,7 @@ /* all PSK */ -#define SSL_PSK (SSL_kPSK | SSL_kRSAPSK | SSL_kECDHEPSK | SSL_kDHEPSK) +# define SSL_PSK (SSL_kPSK | SSL_kRSAPSK | SSL_kECDHEPSK | SSL_kDHEPSK) /* Bits for algorithm_auth (server authentication) */ /* RSA auth */ @@ -431,6 +349,10 @@ /* 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)->version >= TLS1_3_VERSION) + /* See if we need explicit IV */ # define SSL_USE_EXPLICIT_IV(s) \ (s->method->ssl3_enc->enc_flags & SSL_ENC_FLAG_EXPLICIT_IV) @@ -453,12 +375,14 @@ # define SSL_CLIENT_USE_TLS1_2_CIPHERS(s) \ ((!SSL_IS_DTLS(s) && s->client_version >= TLS1_2_VERSION) || \ (SSL_IS_DTLS(s) && DTLS_VERSION_GE(s->client_version, DTLS1_2_VERSION))) +/* + * Determine if a client should send signature algorithms extension: + * as with TLS1.2 cipher we can't rely on method flags. + */ +# define SSL_CLIENT_USE_SIGALGS(s) \ + SSL_CLIENT_USE_TLS1_2_CIPHERS(s) -# ifdef TLSEXT_TYPE_encrypt_then_mac -# define SSL_USE_ETM(s) (s->s3->flags & TLS1_FLAGS_ENCRYPT_THEN_MAC) -# else -# define SSL_USE_ETM(s) (0) -# endif +# define SSL_USE_ETM(s) (s->s3->flags & TLS1_FLAGS_ENCRYPT_THEN_MAC) /* Mostly for SSLv3 */ # define SSL_PKEY_RSA_ENC 0 @@ -489,30 +413,29 @@ #define CERT_PRIVATE_KEY 2 */ - /* CipherSuite length. SSLv3 and all TLS versions. */ -#define TLS_CIPHER_LEN 2 +# 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 */ - uint32_t id; /* id, 4 bytes, first is version */ + const char *name; /* text 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 * 'algorithms' */ - uint32_t algorithm_mkey; /* key exchange algorithm */ - uint32_t algorithm_auth; /* server authentication */ - uint32_t algorithm_enc; /* symmetric encryption */ - uint32_t algorithm_mac; /* symmetric authentication */ - int min_tls; /* minimum SSL/TLS protocol version */ - int max_tls; /* maximum SSL/TLS protocol version */ - int min_dtls; /* minimum DTLS protocol version */ - int max_dtls; /* maximum DTLS protocol version */ - uint32_t algo_strength; /* strength and export flags */ - uint32_t algorithm2; /* Extra flags */ - int32_t strength_bits; /* Number of bits really used */ - uint32_t alg_bits; /* Number of bits for algorithm */ + uint32_t algorithm_mkey; /* key exchange algorithm */ + uint32_t algorithm_auth; /* server authentication */ + uint32_t algorithm_enc; /* symmetric encryption */ + uint32_t algorithm_mac; /* symmetric authentication */ + int min_tls; /* minimum SSL/TLS protocol version */ + int max_tls; /* maximum SSL/TLS protocol version */ + int min_dtls; /* minimum DTLS protocol version */ + int max_dtls; /* maximum DTLS protocol version */ + uint32_t algo_strength; /* strength and export flags */ + uint32_t algorithm2; /* Extra flags */ + int32_t strength_bits; /* Number of bits really used */ + uint32_t alg_bits; /* Number of bits for algorithm */ }; /* Used to hold SSL/TLS functions */ @@ -525,21 +448,24 @@ struct ssl_method_st { 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_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); @@ -576,19 +502,19 @@ struct ssl_method_st { * I'm using EXPLICIT tags so I can read the damn things using asn1parse :-). */ struct ssl_session_st { - int ssl_version; /* what ssl version session info is being - * kept in here? */ - int master_key_length; + int ssl_version; /* what ssl version session info is being kept + * in here? */ + size_t master_key_length; unsigned char master_key[SSL_MAX_MASTER_KEY_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; @@ -615,8 +541,8 @@ struct ssl_session_st { long time; unsigned int compress_meth; /* Need to lookup the method */ const SSL_CIPHER *cipher; - unsigned long cipher_id; /* when ASN.1 loaded, this needs to be used - * to load the 'cipher' structure */ + unsigned long cipher_id; /* when ASN.1 loaded, this needs to be used to + * load the 'cipher' structure */ STACK_OF(SSL_CIPHER) *ciphers; /* shared ciphers? */ CRYPTO_EX_DATA ex_data; /* application specific data */ /* @@ -628,13 +554,14 @@ struct ssl_session_st { # 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 */ -# endif /* OPENSSL_NO_EC */ + size_t tlsext_supportedgroupslist_length; + unsigned char *tlsext_supportedgroupslist; /* peer's list */ +# endif /* OPENSSL_NO_EC */ /* 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 long tlsext_tick_lifetime_hint; /* Session lifetime hint in + * seconds */ # ifndef OPENSSL_NO_SRP char *srp_username; # endif @@ -643,8 +570,7 @@ struct ssl_session_st { }; /* Extended master secret support */ -# define SSL_SESS_FLAG_EXTMS 0x1 - +# define SSL_SESS_FLAG_EXTMS 0x1 # ifndef OPENSSL_NO_SRP @@ -677,6 +603,8 @@ DEFINE_LHASH_OF(SSL_SESSION); /* Needed in ssl_cert.c */ DEFINE_LHASH_OF(X509_NAME); +# define TLSEXT_KEYNAME_LENGTH 16 + struct ssl_ctx_st { const SSL_METHOD *method; STACK_OF(SSL_CIPHER) *cipher_list; @@ -688,7 +616,7 @@ struct ssl_ctx_st { * 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; /* @@ -730,9 +658,9 @@ struct ssl_ctx_st { 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 :-) */ + * indicates that the application is supplying + * session-id's from other processes - spooky + * :-) */ } stats; int references; @@ -787,7 +715,7 @@ 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; @@ -798,7 +726,7 @@ 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); @@ -810,59 +738,58 @@ struct ssl_ctx_st { int quiet_shutdown; -# ifndef OPENSSL_NO_CT - CTLOG_STORE *ctlog_store; /* CT Log Store */ +# ifndef OPENSSL_NO_CT + CTLOG_STORE *ctlog_store; /* CT Log Store */ /* - * Validates that the SCTs (Signed Certificate Timestamps) are sufficient. - * If they are not, the connection should be aborted. - */ + * 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; void *ct_validation_callback_arg; -# endif +# endif /* * 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; -# ifndef OPENSSL_NO_ENGINE +# ifndef OPENSSL_NO_ENGINE /* * Engine to pass requests for client certs to */ ENGINE *client_cert_engine; -# endif +# 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[16]; - unsigned char tlsext_tick_hmac_key[16]; - unsigned char tlsext_tick_aes_key[16]; + 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); + 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 +# ifndef OPENSSL_NO_PSK unsigned int (*psk_client_callback) (SSL *ssl, const char *hint, char *identity, unsigned int max_identity_len, @@ -871,13 +798,13 @@ struct ssl_ctx_st { unsigned int (*psk_server_callback) (SSL *ssl, const char *identity, unsigned char *psk, unsigned int max_psk_len); -# endif +# endif -# ifndef OPENSSL_NO_SRP +# ifndef OPENSSL_NO_SRP SRP_CTX srp_ctx; /* ctx for SRP authentication */ -# endif +# endif -# ifndef OPENSSL_NO_NEXTPROTONEG +# ifndef OPENSSL_NO_NEXTPROTONEG /* Next protocol negotiation information */ /* @@ -896,7 +823,7 @@ struct ssl_ctx_st { const unsigned char *in, unsigned int inlen, void *arg); void *next_proto_select_cb_arg; -# endif +# endif /* * ALPN information (we are in the process of transitioning from NPN to @@ -925,7 +852,7 @@ struct ssl_ctx_st { * format. */ unsigned char *alpn_client_proto_list; - unsigned alpn_client_proto_list_len; + size_t alpn_client_proto_list_len; /* Shared DANE context */ struct dane_ctx_st dane; @@ -937,24 +864,26 @@ struct ssl_ctx_st { * basis, depending on the chosen cipher. */ int (*not_resumable_session_cb) (SSL *ssl, int is_forward_secure); -# ifndef OPENSSL_NO_EC +# 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 */ + size_t tlsext_supportedgroupslist_length; + unsigned char *tlsext_supportedgroupslist; +# endif /* OPENSSL_NO_EC */ + + /* ext status type used for CSR extension (OCSP Stapling) */ + int tlsext_status_type; + CRYPTO_RWLOCK *lock; }; - struct ssl_st { /* * protocol version (one of SSL2_VERSION, SSL3_VERSION, TLS1_VERSION, * DTLS1_VERSION) */ int version; - /* SSLv3 */ const SSL_METHOD *method; /* @@ -973,7 +902,6 @@ struct ssl_st { * request needs re-doing when in SSL_accept or SSL_connect */ int rwstate; - int (*handshake_func) (SSL *); /* * Imagine that here's a boolean member "init" that is switched as soon @@ -997,26 +925,21 @@ struct ssl_st { int shutdown; /* where we are */ OSSL_STATEM statem; - 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 */ void (*msg_callback) (int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg); void *msg_callback_arg; int hit; /* reusing a previous session */ X509_VERIFY_PARAM *param; - /* Per connection DANE state */ SSL_DANE dane; - /* crypto */ STACK_OF(SSL_CIPHER) *cipher_list; STACK_OF(SSL_CIPHER) *cipher_list_by_id; @@ -1025,6 +948,12 @@ struct ssl_st { * be 'copied' into these ones */ uint32_t mac_flags; + /* + * The TLS1.3 early_secret and handshake_secret. The master_secret is stored + * in the session. + */ + unsigned char early_secret[EVP_MAX_MD_SIZE]; + unsigned char handshake_secret[EVP_MAX_MD_SIZE]; EVP_CIPHER_CTX *enc_read_ctx; /* cryptographic state */ EVP_MD_CTX *read_hash; /* used for mac generation */ COMP_CTX *compress; /* compression */ @@ -1039,7 +968,7 @@ struct ssl_st { * 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; @@ -1059,7 +988,7 @@ struct ssl_st { int error; /* actual code */ int error_code; -# ifndef OPENSSL_NO_PSK +# ifndef OPENSSL_NO_PSK unsigned int (*psk_client_callback) (SSL *ssl, const char *hint, char *identity, unsigned int max_identity_len, @@ -1068,7 +997,7 @@ struct ssl_st { unsigned int (*psk_server_callback) (SSL *ssl, const char *identity, unsigned char *psk, unsigned int max_psk_len); -# endif +# endif SSL_CTX *ctx; /* Verified chain of peer */ STACK_OF(X509) *verified_chain; @@ -1084,25 +1013,22 @@ struct ssl_st { 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 */ 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; - + size_t 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); @@ -1118,11 +1044,11 @@ struct ssl_st { /* certificate status request info */ /* Status type or -1 if no status type */ int tlsext_status_type; -# ifndef OPENSSL_NO_CT +# ifndef OPENSSL_NO_CT /* - * Validates that the SCTs (Signed Certificate Timestamps) are sufficient. - * If they are not, the connection should be aborted. - */ + * 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 */ void *ct_validation_callback_arg; @@ -1137,7 +1063,7 @@ struct ssl_st { uint16_t tlsext_scts_len; /* Have we attempted to find/parse SCTs yet? */ int scts_parsed; -# endif +# endif /* Expect OCSP CertificateStatus message */ int tlsext_status_expected; /* OCSP status request only */ @@ -1145,17 +1071,17 @@ struct ssl_st { X509_EXTENSIONS *tlsext_ocsp_exts; /* OCSP response received or to be sent */ unsigned char *tlsext_ocsp_resp; - int tlsext_ocsp_resplen; + size_t tlsext_ocsp_resplen; /* RFC4507 session ticket expected to be received or sent */ int tlsext_ticket_expected; -# ifndef OPENSSL_NO_EC +# ifndef OPENSSL_NO_EC size_t tlsext_ecpointformatlist_length; /* our list */ unsigned char *tlsext_ecpointformatlist; - size_t tlsext_ellipticcurvelist_length; + size_t tlsext_supportedgroupslist_length; /* our list */ - unsigned char *tlsext_ellipticcurvelist; -# endif /* OPENSSL_NO_EC */ + unsigned char *tlsext_supportedgroupslist; +# endif /* OPENSSL_NO_EC */ /* TLS Session Ticket extension override */ TLS_SESSION_TICKET_EXT *tlsext_session_ticket; /* TLS Session Ticket extension callback */ @@ -1165,7 +1091,7 @@ struct ssl_st { tls_session_secret_cb_fn tls_session_secret_cb; void *tls_session_secret_cb_arg; SSL_CTX *initial_ctx; /* initial ctx, used to store sessions */ -# ifndef OPENSSL_NO_NEXTPROTONEG +# 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 @@ -1174,68 +1100,52 @@ struct ssl_st { * the Finished message. */ unsigned char *next_proto_negotiated; - unsigned char next_proto_negotiated_len; -# endif -# define session_ctx initial_ctx + size_t next_proto_negotiated_len; +# endif +# define session_ctx initial_ctx /* 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; - + size_t alpn_client_proto_list_len; /*- * 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; -# ifndef OPENSSL_NO_SRP +# ifndef OPENSSL_NO_SRP /* ctx for SRP authentication */ SRP_CTX srp_ctx; -# endif +# 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); - RECORD_LAYER rlayer; - /* Default password callback. */ pem_password_cb *default_passwd_callback; - /* Default password callback user data. */ void *default_passwd_callback_userdata; - /* Async Job info */ ASYNC_JOB *job; ASYNC_WAIT_CTX *waitctx; + size_t asyncrw; CRYPTO_RWLOCK *lock; }; - 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]; @@ -1274,32 +1184,32 @@ 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; -# if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH) - EVP_PKEY *pkey; /* holds short lived DH/ECDH key */ -# endif +# if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH) + EVP_PKEY *pkey; /* holds short lived DH/ECDH key */ +# 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; + 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; -# ifndef OPENSSL_NO_COMP + size_t new_mac_secret_size; +# ifndef OPENSSL_NO_COMP const SSL_COMP *new_compression; -# else +# else char *new_compression; -# endif +# endif int cert_request; /* Raw values of the cipher list from a client */ unsigned char *ciphers_raw; @@ -1307,11 +1217,11 @@ typedef struct ssl3_state_st { /* Temporary storage for premaster secret */ unsigned char *pms; size_t pmslen; -#ifndef OPENSSL_NO_PSK +# ifndef OPENSSL_NO_PSK /* Temporary storage for PSK key */ unsigned char *psk; size_t psklen; -#endif +# endif /* * signature algorithms peer reports: e.g. supported signature * algorithms extension for server or as part of a certificate @@ -1348,17 +1258,17 @@ 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 +# ifndef OPENSSL_NO_NEXTPROTONEG /* * Set if we saw the Next Protocol Negotiation extension from our peer. */ int next_proto_neg_seen; -# endif +# endif /* * ALPN information (we are in the process of transitioning from NPN to @@ -1378,37 +1288,38 @@ typedef struct ssl3_state_st { /* used by the client to know if it actually sent alpn */ int alpn_sent; -# ifndef OPENSSL_NO_EC +# ifndef OPENSSL_NO_EC /* * This is set to true if we believe that this is a version of Safari * running on OS X 10.6 or newer. We wish to know this because Safari on * 10.8 .. 10.8.3 has broken ECDHE-ECDSA support. */ char is_probably_safari; -# endif /* !OPENSSL_NO_EC */ +# endif /* !OPENSSL_NO_EC */ /* For clients: peer temporary key */ # if !defined(OPENSSL_NO_EC) || !defined(OPENSSL_NO_DH) + /* The group_id for the DH/ECDH key */ + unsigned int group_id; EVP_PKEY *peer_tmp; # endif } SSL3_STATE; - /* DTLS structures */ -# ifndef OPENSSL_NO_SCTP -# define DTLS1_SCTP_AUTH_LABEL "EXPORTER_DTLS_OVER_SCTP" -# endif +# ifndef OPENSSL_NO_SCTP +# define DTLS1_SCTP_AUTH_LABEL "EXPORTER_DTLS_OVER_SCTP" +# endif /* Max MTU overhead we know about so far is 40 for IPv6 + 8 for UDP */ -# define DTLS1_MAX_MTU_OVERHEAD 48 +# define DTLS1_MAX_MTU_OVERHEAD 48 /* * Flag used in message reuse to indicate the buffer contains the record * header as well as the the handshake message header. */ -# define DTLS1_SKIP_RECORD_HEADER 2 +# define DTLS1_SKIP_RECORD_HEADER 2 struct dtls1_retransmit_state { EVP_CIPHER_CTX *enc_write_ctx; /* cryptographic state */ @@ -1420,10 +1331,10 @@ 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; }; @@ -1456,7 +1367,7 @@ typedef struct pitem_st *piterator; pitem *pitem_new(unsigned char *prio64be, void *data); void pitem_free(pitem *item); -pqueue* pqueue_new(void); +pqueue *pqueue_new(void); void pqueue_free(pqueue *pq); pitem *pqueue_insert(pqueue *pq, pitem *item); pitem *pqueue_peek(pqueue *pq); @@ -1464,43 +1375,37 @@ 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; unsigned short next_handshake_write_seq; unsigned short handshake_read_seq; - /* Buffered handshake messages */ 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 retransmitting; -# ifndef OPENSSL_NO_SCTP +# ifndef OPENSSL_NO_SCTP int shutdown_received; -# endif +# endif } DTLS1_STATE; - - # ifndef OPENSSL_NO_EC /* * From ECC-TLS draft, used in encoding the curve type in ECParameters @@ -1515,7 +1420,6 @@ typedef struct cert_pkey_st { EVP_PKEY *privatekey; /* Chain for this certificate */ STACK_OF(X509) *chain; - /*- * serverinfo data for this certificate. The data is in TLS Extension * wire format, specifically it's a series of records like: @@ -1588,7 +1492,7 @@ typedef struct cert_st { unsigned char *ctypes; size_t ctype_num; /* - * suppported signature algorithms. When set on a client this is sent in + * 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. */ @@ -1635,10 +1539,10 @@ typedef struct cert_st { /* Security level */ int sec_level; void *sec_ex; -#ifndef OPENSSL_NO_PSK +# ifndef OPENSSL_NO_PSK /* If not NULL psk identity hint to use for servers */ char *psk_identity_hint; -#endif +# endif int references; /* >1 only if SSL_copy_session_id is used */ CRYPTO_RWLOCK *lock; } CERT; @@ -1663,18 +1567,17 @@ 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, @@ -1682,19 +1585,18 @@ 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 */ @@ -1723,6 +1625,29 @@ typedef struct ssl3_comp_st { } SSL3_COMP; # endif +typedef struct raw_extension_st { + unsigned int type; + PACKET data; +} RAW_EXTENSION; + +#define MAX_COMPRESSIONS_SIZE 255 + +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 num_extensions; + RAW_EXTENSION *pre_proc_exts; +} CLIENTHELLO_MSG; + extern SSL3_ENC_METHOD ssl3_undef_enc_method; __owur const SSL_METHOD *ssl_bad_method(int ver); @@ -1738,9 +1663,13 @@ __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); +__owur const SSL_METHOD *dtls_bad_ver_client_method(void); __owur const SSL_METHOD *dtlsv1_2_method(void); __owur const SSL_METHOD *dtlsv1_2_server_method(void); __owur const SSL_METHOD *dtlsv1_2_client_method(void); @@ -1748,6 +1677,7 @@ __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; @@ -1755,8 +1685,8 @@ extern const SSL3_ENC_METHOD DTLSv1_2_enc_data; /* * Flags for SSL methods */ -#define SSL_METHOD_NO_FIPS (1U<<0) -#define SSL_METHOD_NO_SUITEB (1U<<1) +# define SSL_METHOD_NO_FIPS (1U<<0) +# define SSL_METHOD_NO_SUITEB (1U<<1) # define IMPLEMENT_tls_meth_func(version, flags, mask, func_name, s_accept, \ s_connect, enc_data) \ @@ -1872,12 +1802,8 @@ const SSL_METHOD *func_name(void) \ } struct openssl_ssl_test_functions { - int (*p_ssl_init_wbio_buffer) (SSL *s, int push); + 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); @@ -1891,23 +1817,29 @@ __owur CERT *ssl_cert_dup(CERT *cert); void ssl_cert_clear_certs(CERT *c); void ssl_cert_free(CERT *c); __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 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); + 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, - const char *rule_str, CERT *c); + STACK_OF(SSL_CIPHER) **pref, + STACK_OF(SSL_CIPHER) + **sorted, + const char *rule_str, + CERT *c); 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, int use_etm); + const EVP_MD **md, int *mac_pkey_type, + size_t *mac_secret_size, SSL_COMP **comp, + int use_etm); +__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_cipher_get_cert_index(const SSL_CIPHER *c); -__owur const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, const unsigned char *ptr); +__owur const SSL_CIPHER *ssl_get_cipher_by_char(SSL *ssl, + const unsigned char *ptr); __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); @@ -1915,67 +1847,74 @@ __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); +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_add_cert_chain(SSL *s, WPACKET *pkt, CERT_PKEY *cpk); __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); +__owur int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, + int ref); __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_ctx_security(const SSL_CTX *ctx, int op, int bits, int nid, + void *other); 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(X509 *x, EVP_PKEY *pkey); +__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); void ssl_sort_cipher_list(void); void ssl_load_ciphers(void); -__owur int ssl_fill_hello_random(SSL *s, int server, unsigned char *field, int len); +__owur int ssl_fill_hello_random(SSL *s, int server, unsigned char *field, + size_t len); __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, int nid); +__owur EVP_PKEY *ssl_generate_pkey(EVP_PKEY *pm); __owur int ssl_derive(SSL *s, EVP_PKEY *privkey, EVP_PKEY *pubkey); __owur EVP_PKEY *ssl_dh_to_pkey(DH *dh); __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); -void ssl3_init_finished_mac(SSL *s); +__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); 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); __owur int ssl3_dispatch_alert(SSL *s); -__owur int ssl3_final_finish_mac(SSL *s, const char *sender, int slen, - unsigned char *p); -void 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); __owur long ssl3_ctrl(SSL *s, int cmd, long larg, void *parg); @@ -1986,7 +1925,10 @@ __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 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); @@ -1996,26 +1938,28 @@ __owur int ssl_version_supported(const SSL *s, int version); __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_server_version(SSL *s, CLIENTHELLO_MSG *hello); __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); +int ssl_get_client_min_max_version(const SSL *s, int *min_version, + int *max_version); __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); __owur int dtls1_retransmit_message(SSL *s, unsigned short seq, int *found); __owur int dtls1_get_queue_priority(unsigned short seq, int is_ccs); int dtls1_retransmit_buffered_messages(SSL *s); -void dtls1_clear_record_buffer(SSL *s); +void dtls1_clear_received_buffer(SSL *s); +void dtls1_clear_sent_buffer(SSL *s); void dtls1_get_message_header(unsigned char *data, struct hm_header_st *msg_hdr); __owur long dtls1_default_timeout(void); @@ -2026,11 +1970,10 @@ 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 dtls_raw_hello_verify_request(WPACKET *pkt, unsigned char *cookie, + size_t cookie_len); __owur int dtls1_send_newsession_ticket(SSL *s); -__owur unsigned int dtls1_min_mtu(SSL *s); +__owur size_t dtls1_min_mtu(SSL *s); void dtls1_hm_fragment_free(hm_fragment *frag); __owur int dtls1_query_mtu(SSL *s); @@ -2048,19 +1991,35 @@ __owur int dtls1_shutdown(SSL *s); __owur int dtls1_dispatch_alert(SSL *s); -__owur int ssl_init_wbio_buffer(SSL *s, int push); +__owur int ssl_init_wbio_buffer(SSL *s); void 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_derive_secret(SSL *s, const unsigned char *insecret, + const unsigned char *label, size_t labellen, + unsigned char *secret); +__owur int tls13_derive_key(SSL *s, const unsigned char *secret, + unsigned char *key, size_t keylen); +__owur int tls13_derive_iv(SSL *s, const unsigned char *secret, + unsigned char *iv, size_t ivlen); +__owur int tls13_generate_early_secret(SSL *s, const unsigned char *insecret, + size_t insecretlen); +__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); + const char *label, size_t llen, + const unsigned char *p, size_t plen, + int use_context); __owur int tls1_alert_code(int code); __owur int ssl3_alert_code(int code); __owur int ssl_ok(SSL *s); @@ -2072,92 +2031,89 @@ __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 -__owur int tls1_ec_curve_id2nid(int curve_id); +/* 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, - int *curves, size_t ncurves); -__owur int tls1_set_curves_list(unsigned char **pext, size_t *pextlen, - const char *str); +__owur int tls1_shared_group(SSL *s, int nmatch); +__owur int tls1_set_groups(unsigned char **pext, size_t *pextlen, + int *curves, size_t ncurves); +__owur int tls1_set_groups_list(unsigned char **pext, size_t *pextlen, + const char *str); __owur int tls1_check_ec_tmp_key(SSL *s, unsigned long id); +__owur EVP_PKEY *ssl_generate_pkey_curve(int 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); + const unsigned char *l1, size_t l1len, + const unsigned char *l2, size_t l2len, int nmatch); +__owur int ssl_add_clienthello_tlsext(SSL *s, WPACKET *pkt, int *al); +__owur int ssl_add_serverhello_tlsext(SSL *s, WPACKET *pkt, int *al); +__owur int ssl_parse_clienthello_tlsext(SSL *s, CLIENTHELLO_MSG *hello); void ssl_set_default_md(SSL *s); __owur int tls1_set_server_sigalgs(SSL *s); -__owur int ssl_check_clienthello_tlsext_late(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 int tls12_get_sigandhash(unsigned char *p, const EVP_PKEY *pk, - const EVP_MD *md); +__owur RAW_EXTENSION *tls_get_extension_by_type(RAW_EXTENSION *exts, + size_t numexts, + unsigned int type); +__owur int tls_get_ticket_from_client(SSL *s, CLIENTHELLO_MSG *hello, + SSL_SESSION **ret); +__owur int tls_check_client_ems_support(SSL *s, const CLIENTHELLO_MSG *hello); + +__owur int tls12_get_sigandhash(WPACKET *pkt, 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_sigalgs(CERT *c, const int *salg, 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, int idx); void tls1_set_cert_validity(SSL *s); -#ifndef OPENSSL_NO_CT +# ifndef OPENSSL_NO_CT __owur int ssl_validate_ct(SSL *s); -#endif +# endif # ifndef OPENSSL_NO_DH __owur DH *ssl_get_auto_dh(SSL *s); # endif __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); +__owur int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *ex, + int vfy); __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_add_serverhello_renegotiate_ext(SSL *s, WPACKET *pkt); +__owur int ssl_parse_serverhello_renegotiate_ext(SSL *s, PACKET *pkt, int *al); __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 unsigned char *psig, size_t psiglen); +__owur int tls1_save_sigalgs(SSL *s, const unsigned char *data, size_t dsize); __owur int tls1_process_sigalgs(SSL *s); __owur size_t tls12_get_psigalgs(SSL *s, const unsigned char **psigs); __owur int tls12_check_peer_sigalg(const EVP_MD **pmd, SSL *s, - const unsigned char *sig, EVP_PKEY *pkey); + const unsigned char *sig, EVP_PKEY *pkey); void ssl_set_client_disabled(SSL *s); __owur int ssl_cipher_disabled(SSL *s, const SSL_CIPHER *c, int op); -__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); @@ -2172,11 +2128,11 @@ __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); + size_t mac_secret_length, char is_sslv3); -void 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); +__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); __owur int srp_generate_server_master_secret(SSL *s); __owur int srp_generate_client_master_secret(SSL *s); @@ -2187,12 +2143,13 @@ __owur int srp_verify_server_param(SSL *s, int *al); void custom_ext_init(custom_ext_methods *meths); __owur int custom_ext_parse(SSL *s, int server, - 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); + unsigned int ext_type, + const unsigned char *ext_data, size_t ext_size, + int *al); +__owur int custom_ext_add(SSL *s, int server, WPACKET *pkt, int *al); -__owur int custom_exts_copy(custom_ext_methods *dst, const custom_ext_methods *src); +__owur int custom_exts_copy(custom_ext_methods *dst, + const custom_ext_methods *src); void custom_exts_free(custom_ext_methods *exts); void ssl_comp_free_compression_methods_int(void); @@ -2201,7 +2158,6 @@ void ssl_comp_free_compression_methods_int(void); # 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