/*
- * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2024 The OpenSSL Project Authors. All Rights Reserved.
* Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
* Copyright 2005 Nokia. All rights reserved.
*
#include <openssl/trace.h>
#include <openssl/core_names.h>
#include <openssl/asn1t.h>
+#include <openssl/comp.h>
#define TICKET_NONCE_SIZE 8
IMPLEMENT_ASN1_FUNCTIONS(GOST_KX_MESSAGE)
-static int tls_construct_encrypted_extensions(SSL *s, WPACKET *pkt);
+static CON_FUNC_RETURN tls_construct_encrypted_extensions(SSL_CONNECTION *s,
+ WPACKET *pkt);
+
+static ossl_inline int received_client_cert(const SSL_CONNECTION *sc)
+{
+ return sc->session->peer_rpk != NULL || sc->session->peer != NULL;
+}
/*
* ossl_statem_server13_read_transition() encapsulates the logic for the allowed
* Return values are 1 for success (transition allowed) and 0 on error
* (transition not allowed)
*/
-static int ossl_statem_server13_read_transition(SSL *s, int mt)
+static int ossl_statem_server13_read_transition(SSL_CONNECTION *s, int mt)
{
OSSL_STATEM *st = &s->statem;
st->hand_state = TLS_ST_SR_CERT;
return 1;
}
+#ifndef OPENSSL_NO_COMP_ALG
+ if (mt == SSL3_MT_COMPRESSED_CERTIFICATE
+ && s->ext.compress_certificate_sent) {
+ st->hand_state = TLS_ST_SR_COMP_CERT;
+ return 1;
+ }
+#endif
} else {
if (mt == SSL3_MT_FINISHED) {
st->hand_state = TLS_ST_SR_FINISHED;
}
break;
+ case TLS_ST_SR_COMP_CERT:
case TLS_ST_SR_CERT:
- if (s->session->peer == NULL) {
+ if (!received_client_cert(s)) {
if (mt == SSL3_MT_FINISHED) {
st->hand_state = TLS_ST_SR_FINISHED;
return 1;
if (s->early_data_state == SSL_EARLY_DATA_READING)
break;
- if (mt == SSL3_MT_CERTIFICATE
- && s->post_handshake_auth == SSL_PHA_REQUESTED) {
- st->hand_state = TLS_ST_SR_CERT;
- return 1;
+ if (s->post_handshake_auth == SSL_PHA_REQUESTED) {
+ if (mt == SSL3_MT_CERTIFICATE) {
+ st->hand_state = TLS_ST_SR_CERT;
+ return 1;
+ }
+#ifndef OPENSSL_NO_COMP_ALG
+ if (mt == SSL3_MT_COMPRESSED_CERTIFICATE
+ && s->ext.compress_certificate_sent) {
+ st->hand_state = TLS_ST_SR_COMP_CERT;
+ return 1;
+ }
+#endif
}
- if (mt == SSL3_MT_KEY_UPDATE) {
+ if (mt == SSL3_MT_KEY_UPDATE && !SSL_IS_QUIC_HANDSHAKE(s)) {
st->hand_state = TLS_ST_SR_KEY_UPDATE;
return 1;
}
* Return values are 1 for success (transition allowed) and 0 on error
* (transition not allowed)
*/
-int ossl_statem_server_read_transition(SSL *s, int mt)
+int ossl_statem_server_read_transition(SSL_CONNECTION *s, int mt)
{
OSSL_STATEM *st = &s->statem;
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
if (!ossl_statem_server13_read_transition(s, mt))
goto err;
return 1;
* the case of static DH). In that case |st->no_cert_verify| should be
* set.
*/
- if (s->session->peer == NULL || st->no_cert_verify) {
+ if (!received_client_cert(s) || st->no_cert_verify) {
if (mt == SSL3_MT_CHANGE_CIPHER_SPEC) {
/*
* For the ECDH ciphersuites when the client sends its ECDH
err:
/* No valid transition found */
- if (SSL_IS_DTLS(s) && mt == SSL3_MT_CHANGE_CIPHER_SPEC) {
+ if (SSL_CONNECTION_IS_DTLS(s) && mt == SSL3_MT_CHANGE_CIPHER_SPEC) {
BIO *rbio;
/*
*/
s->init_num = 0;
s->rwstate = SSL_READING;
- rbio = SSL_get_rbio(s);
+ rbio = SSL_get_rbio(SSL_CONNECTION_GET_SSL(s));
BIO_clear_retry_flags(rbio);
BIO_set_retry_read(rbio);
return 0;
* 1: Yes
* 0: No
*/
-static int send_server_key_exchange(SSL *s)
+static int send_server_key_exchange(SSL_CONNECTION *s)
{
unsigned long alg_k = s->s3.tmp.new_cipher->algorithm_mkey;
return 0;
}
+/*
+ * Used to determine if we should send a CompressedCertificate message
+ *
+ * Returns the algorithm to use, TLSEXT_comp_cert_none means no compression
+ */
+static int get_compressed_certificate_alg(SSL_CONNECTION *sc)
+{
+#ifndef OPENSSL_NO_COMP_ALG
+ int *alg = sc->ext.compress_certificate_from_peer;
+
+ if (sc->s3.tmp.cert == NULL)
+ return TLSEXT_comp_cert_none;
+
+ for (; *alg != TLSEXT_comp_cert_none; alg++) {
+ if (sc->s3.tmp.cert->comp_cert[*alg] != NULL)
+ return *alg;
+ }
+#endif
+ return TLSEXT_comp_cert_none;
+}
+
/*
* Should we send a CertificateRequest message?
*
* 1: Yes
* 0: No
*/
-int send_certificate_request(SSL *s)
+int send_certificate_request(SSL_CONNECTION *s)
{
if (
/* don't request cert unless asked for it: */
* don't request if post-handshake-only unless doing
* post-handshake in TLSv1.3:
*/
- && (!SSL_IS_TLS13(s) || !(s->verify_mode & SSL_VERIFY_POST_HANDSHAKE)
+ && (!SSL_CONNECTION_IS_TLS13(s)
+ || !(s->verify_mode & SSL_VERIFY_POST_HANDSHAKE)
|| s->post_handshake_auth == SSL_PHA_REQUEST_PENDING)
/*
* if SSL_VERIFY_CLIENT_ONCE is set, don't request cert
return 0;
}
+static int do_compressed_cert(SSL_CONNECTION *sc)
+{
+ /* If we negotiated RPK, we won't attempt to compress it */
+ return sc->ext.server_cert_type == TLSEXT_cert_type_x509
+ && get_compressed_certificate_alg(sc) != TLSEXT_comp_cert_none;
+}
+
/*
* ossl_statem_server13_write_transition() works out what handshake state to
* move to next when a TLSv1.3 server is writing messages to be sent to the
* client.
*/
-static WRITE_TRAN ossl_statem_server13_write_transition(SSL *s)
+static WRITE_TRAN ossl_statem_server13_write_transition(SSL_CONNECTION *s)
{
OSSL_STATEM *st = &s->statem;
st->hand_state = TLS_ST_SW_FINISHED;
else if (send_certificate_request(s))
st->hand_state = TLS_ST_SW_CERT_REQ;
+ else if (do_compressed_cert(s))
+ st->hand_state = TLS_ST_SW_COMP_CERT;
else
st->hand_state = TLS_ST_SW_CERT;
if (s->post_handshake_auth == SSL_PHA_REQUEST_PENDING) {
s->post_handshake_auth = SSL_PHA_REQUESTED;
st->hand_state = TLS_ST_OK;
+ } else if (do_compressed_cert(s)) {
+ st->hand_state = TLS_ST_SW_COMP_CERT;
} else {
st->hand_state = TLS_ST_SW_CERT;
}
return WRITE_TRAN_CONTINUE;
+ case TLS_ST_SW_COMP_CERT:
case TLS_ST_SW_CERT:
st->hand_state = TLS_ST_SW_CERT_VRFY;
return WRITE_TRAN_CONTINUE;
case TLS_ST_SW_FINISHED:
st->hand_state = TLS_ST_EARLY_DATA;
+ s->ts_msg_write = ossl_time_now();
return WRITE_TRAN_CONTINUE;
case TLS_ST_EARLY_DATA:
return WRITE_TRAN_FINISHED;
case TLS_ST_SR_FINISHED:
+ s->ts_msg_read = ossl_time_now();
/*
* Technically we have finished the handshake at this point, but we're
* going to remain "in_init" for now and write out any session tickets
* ossl_statem_server_write_transition() works out what handshake state to move
* to next when the server is writing messages to be sent to the client.
*/
-WRITE_TRAN ossl_statem_server_write_transition(SSL *s)
+WRITE_TRAN ossl_statem_server_write_transition(SSL_CONNECTION *s)
{
OSSL_STATEM *st = &s->statem;
* to negotiate yet, so we don't take this branch until later
*/
- if (SSL_IS_TLS13(s))
+ if (SSL_CONNECTION_IS_TLS13(s))
return ossl_statem_server13_write_transition(s);
switch (st->hand_state) {
return WRITE_TRAN_CONTINUE;
case TLS_ST_SR_CLNT_HELLO:
- if (SSL_IS_DTLS(s) && !s->d1->cookie_verified
- && (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE)) {
+ if (SSL_CONNECTION_IS_DTLS(s) && !s->d1->cookie_verified
+ && (SSL_get_options(SSL_CONNECTION_GET_SSL(s)) & SSL_OP_COOKIE_EXCHANGE)) {
st->hand_state = DTLS_ST_SW_HELLO_VERIFY_REQUEST;
} else if (s->renegotiate == 0 && !SSL_IS_FIRST_HANDSHAKE(s)) {
/* We must have rejected the renegotiation */
return WRITE_TRAN_CONTINUE;
case TLS_ST_SW_SRVR_DONE:
+ s->ts_msg_write = ossl_time_now();
return WRITE_TRAN_FINISHED;
case TLS_ST_SR_FINISHED:
+ s->ts_msg_read = ossl_time_now();
if (s->hit) {
st->hand_state = TLS_ST_OK;
return WRITE_TRAN_CONTINUE;
* Perform any pre work that needs to be done prior to sending a message from
* the server to the client.
*/
-WORK_STATE ossl_statem_server_pre_work(SSL *s, WORK_STATE wst)
+WORK_STATE ossl_statem_server_pre_work(SSL_CONNECTION *s, WORK_STATE wst)
{
OSSL_STATEM *st = &s->statem;
+ SSL *ssl = SSL_CONNECTION_GET_SSL(s);
switch (st->hand_state) {
default:
case TLS_ST_SW_HELLO_REQ:
s->shutdown = 0;
- if (SSL_IS_DTLS(s))
+ if (SSL_CONNECTION_IS_DTLS(s))
dtls1_clear_sent_buffer(s);
break;
case DTLS_ST_SW_HELLO_VERIFY_REQUEST:
s->shutdown = 0;
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
dtls1_clear_sent_buffer(s);
/* We don't buffer this message so don't use the timer */
st->use_timer = 0;
break;
case TLS_ST_SW_SRVR_HELLO:
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
/*
* Messages we write from now on should be buffered and
* retransmitted if necessary, so we need to use the timer now
case TLS_ST_SW_SRVR_DONE:
#ifndef OPENSSL_NO_SCTP
- if (SSL_IS_DTLS(s) && BIO_dgram_is_sctp(SSL_get_wbio(s))) {
+ if (SSL_CONNECTION_IS_DTLS(s) && BIO_dgram_is_sctp(SSL_get_wbio(ssl))) {
/* Calls SSLfatal() as required */
return dtls_wait_for_dry(s);
}
return WORK_FINISHED_CONTINUE;
case TLS_ST_SW_SESSION_TICKET:
- if (SSL_IS_TLS13(s) && s->sent_tickets == 0
+ if (SSL_CONNECTION_IS_TLS13(s) && s->sent_tickets == 0
&& s->ext.extra_tickets_expected == 0) {
/*
* Actually this is the end of the handshake, but we're going
*/
return tls_finish_handshake(s, wst, 0, 0);
}
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
/*
* We're into the last flight. We don't retransmit the last flight
* unless we need to, so we don't use the timer
break;
case TLS_ST_SW_CHANGE:
- if (SSL_IS_TLS13(s))
+ if (SSL_CONNECTION_IS_TLS13(s))
break;
/* Writes to s->session are only safe for initial handshakes */
if (s->session->cipher == NULL) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return WORK_ERROR;
}
- if (!s->method->ssl3_enc->setup_key_block(s)) {
+ if (!ssl->method->ssl3_enc->setup_key_block(s)) {
/* SSLfatal() already called */
return WORK_ERROR;
}
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
/*
* We're into the last flight. We don't retransmit the last flight
* unless we need to, so we don't use the timer. This might have
* Perform any work that needs to be done after sending a message from the
* server to the client.
*/
-WORK_STATE ossl_statem_server_post_work(SSL *s, WORK_STATE wst)
+WORK_STATE ossl_statem_server_post_work(SSL_CONNECTION *s, WORK_STATE wst)
{
OSSL_STATEM *st = &s->statem;
+ SSL *ssl = SSL_CONNECTION_GET_SSL(s);
s->init_num = 0;
break;
case TLS_ST_SW_SRVR_HELLO:
- if (SSL_IS_TLS13(s) && s->hello_retry_request == SSL_HRR_PENDING) {
+ if (SSL_CONNECTION_IS_TLS13(s)
+ && s->hello_retry_request == SSL_HRR_PENDING) {
if ((s->options & SSL_OP_ENABLE_MIDDLEBOX_COMPAT) == 0
&& statem_flush(s) != 1)
return WORK_MORE_A;
break;
}
#ifndef OPENSSL_NO_SCTP
- if (SSL_IS_DTLS(s) && s->hit) {
+ if (SSL_CONNECTION_IS_DTLS(s) && s->hit) {
unsigned char sctpauthkey[64];
char labelbuffer[sizeof(DTLS1_SCTP_AUTH_LABEL)];
size_t labellen;
if (s->mode & SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG)
labellen += 1;
- if (SSL_export_keying_material(s, sctpauthkey,
+ if (SSL_export_keying_material(ssl, sctpauthkey,
sizeof(sctpauthkey), labelbuffer,
labellen, NULL, 0,
0) <= 0) {
return WORK_ERROR;
}
- BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
+ BIO_ctrl(SSL_get_wbio(ssl), BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
sizeof(sctpauthkey), sctpauthkey);
}
#endif
- if (!SSL_IS_TLS13(s)
+ if (!SSL_CONNECTION_IS_TLS13(s)
|| ((s->options & SSL_OP_ENABLE_MIDDLEBOX_COMPAT) != 0
&& s->hello_retry_request != SSL_HRR_COMPLETE))
break;
break;
}
- if (SSL_IS_TLS13(s)) {
- if (!s->method->ssl3_enc->setup_key_block(s)
- || !s->method->ssl3_enc->change_cipher_state(s,
+ if (SSL_CONNECTION_IS_TLS13(s)) {
+ if (!ssl->method->ssl3_enc->setup_key_block(s)
+ || !ssl->method->ssl3_enc->change_cipher_state(s,
SSL3_CC_HANDSHAKE | SSL3_CHANGE_CIPHER_SERVER_WRITE)) {
/* SSLfatal() already called */
return WORK_ERROR;
}
if (s->ext.early_data != SSL_EARLY_DATA_ACCEPTED
- && !s->method->ssl3_enc->change_cipher_state(s,
+ && !ssl->method->ssl3_enc->change_cipher_state(s,
SSL3_CC_HANDSHAKE |SSL3_CHANGE_CIPHER_SERVER_READ)) {
/* SSLfatal() already called */
return WORK_ERROR;
* is an unencrypted alert, an encrypted alert, or an encrypted
* handshake message. We temporarily tolerate unencrypted alerts.
*/
- s->statem.enc_read_state = ENC_READ_STATE_ALLOW_PLAIN_ALERTS;
+ if (s->rlayer.rrlmethod->set_plain_alerts != NULL)
+ s->rlayer.rrlmethod->set_plain_alerts(s->rlayer.rrl, 1);
break;
}
#ifndef OPENSSL_NO_SCTP
- if (SSL_IS_DTLS(s) && !s->hit) {
+ if (SSL_CONNECTION_IS_DTLS(s) && !s->hit) {
/*
* Change to new shared key of SCTP-Auth, will be ignored if
* no SCTP used.
*/
- BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY,
+ BIO_ctrl(SSL_get_wbio(ssl), BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY,
0, NULL);
}
#endif
- if (!s->method->ssl3_enc->change_cipher_state(s,
- SSL3_CHANGE_CIPHER_SERVER_WRITE))
- {
+ if (!ssl->method->ssl3_enc->change_cipher_state(s,
+ SSL3_CHANGE_CIPHER_SERVER_WRITE)) {
/* SSLfatal() already called */
return WORK_ERROR;
}
-
- if (SSL_IS_DTLS(s))
- dtls1_reset_seq_numbers(s, SSL3_CC_WRITE);
break;
case TLS_ST_SW_SRVR_DONE:
if (statem_flush(s) != 1)
return WORK_MORE_A;
#ifndef OPENSSL_NO_SCTP
- if (SSL_IS_DTLS(s) && s->hit) {
+ if (SSL_CONNECTION_IS_DTLS(s) && s->hit) {
/*
* Change to new shared key of SCTP-Auth, will be ignored if
* no SCTP used.
*/
- BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY,
+ BIO_ctrl(SSL_get_wbio(ssl), BIO_CTRL_DGRAM_SCTP_NEXT_AUTH_KEY,
0, NULL);
}
#endif
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
/* TLS 1.3 gets the secret size from the handshake md */
size_t dummy;
- if (!s->method->ssl3_enc->generate_master_secret(s,
+ if (!ssl->method->ssl3_enc->generate_master_secret(s,
s->master_secret, s->handshake_secret, 0,
&dummy)
- || !s->method->ssl3_enc->change_cipher_state(s,
+ || !ssl->method->ssl3_enc->change_cipher_state(s,
SSL3_CC_APPLICATION | SSL3_CHANGE_CIPHER_SERVER_WRITE))
/* SSLfatal() already called */
return WORK_ERROR;
if (s->post_handshake_auth == SSL_PHA_REQUEST_PENDING) {
if (statem_flush(s) != 1)
return WORK_MORE_A;
+ } else {
+ if (!SSL_CONNECTION_IS_TLS13(s)
+ || (s->options & SSL_OP_NO_TX_CERTIFICATE_COMPRESSION) != 0)
+ s->ext.compress_certificate_from_peer[0] = TLSEXT_comp_cert_none;
+ }
+ break;
+
+ case TLS_ST_SW_ENCRYPTED_EXTENSIONS:
+ if (!s->hit && !send_certificate_request(s)) {
+ if (!SSL_CONNECTION_IS_TLS13(s)
+ || (s->options & SSL_OP_NO_TX_CERTIFICATE_COMPRESSION) != 0)
+ s->ext.compress_certificate_from_peer[0] = TLSEXT_comp_cert_none;
}
break;
case TLS_ST_SW_SESSION_TICKET:
clear_sys_error();
- if (SSL_IS_TLS13(s) && statem_flush(s) != 1) {
- if (SSL_get_error(s, 0) == SSL_ERROR_SYSCALL
+ if (SSL_CONNECTION_IS_TLS13(s) && statem_flush(s) != 1) {
+ if (SSL_get_error(ssl, 0) == SSL_ERROR_SYSCALL
&& conn_is_closed()) {
/*
* We ignore connection closed errors in TLSv1.3 when sending a
* 1: Success
* 0: Error
*/
-int ossl_statem_server_construct_message(SSL *s, WPACKET *pkt,
+int ossl_statem_server_construct_message(SSL_CONNECTION *s,
confunc_f *confunc, int *mt)
{
OSSL_STATEM *st = &s->statem;
return 0;
case TLS_ST_SW_CHANGE:
- if (SSL_IS_DTLS(s))
+ if (SSL_CONNECTION_IS_DTLS(s))
*confunc = dtls_construct_change_cipher_spec;
else
*confunc = tls_construct_change_cipher_spec;
*mt = SSL3_MT_CERTIFICATE;
break;
+#ifndef OPENSSL_NO_COMP_ALG
+ case TLS_ST_SW_COMP_CERT:
+ *confunc = tls_construct_server_compressed_certificate;
+ *mt = SSL3_MT_COMPRESSED_CERTIFICATE;
+ break;
+#endif
+
case TLS_ST_SW_CERT_VRFY:
*confunc = tls_construct_cert_verify;
*mt = SSL3_MT_CERTIFICATE_VERIFY;
* Returns the maximum allowed length for the current message that we are
* reading. Excludes the message header.
*/
-size_t ossl_statem_server_max_message_size(SSL *s)
+size_t ossl_statem_server_max_message_size(SSL_CONNECTION *s)
{
OSSL_STATEM *st = &s->statem;
case TLS_ST_SR_END_OF_EARLY_DATA:
return END_OF_EARLY_DATA_MAX_LENGTH;
+ case TLS_ST_SR_COMP_CERT:
case TLS_ST_SR_CERT:
return s->max_cert_list;
return CLIENT_KEY_EXCH_MAX_LENGTH;
case TLS_ST_SR_CERT_VRFY:
- return SSL3_RT_MAX_PLAIN_LENGTH;
+ return CERTIFICATE_VERIFY_MAX_LENGTH;
#ifndef OPENSSL_NO_NEXTPROTONEG
case TLS_ST_SR_NEXT_PROTO:
/*
* Process a message that the server has received from the client.
*/
-MSG_PROCESS_RETURN ossl_statem_server_process_message(SSL *s, PACKET *pkt)
+MSG_PROCESS_RETURN ossl_statem_server_process_message(SSL_CONNECTION *s,
+ PACKET *pkt)
{
OSSL_STATEM *st = &s->statem;
case TLS_ST_SR_CERT:
return tls_process_client_certificate(s, pkt);
+#ifndef OPENSSL_NO_COMP_ALG
+ case TLS_ST_SR_COMP_CERT:
+ return tls_process_client_compressed_certificate(s, pkt);
+#endif
+
case TLS_ST_SR_KEY_EXCH:
return tls_process_client_key_exchange(s, pkt);
* Perform any further processing required following the receipt of a message
* from the client
*/
-WORK_STATE ossl_statem_server_post_process_message(SSL *s, WORK_STATE wst)
+WORK_STATE ossl_statem_server_post_process_message(SSL_CONNECTION *s,
+ WORK_STATE wst)
{
OSSL_STATEM *st = &s->statem;
#ifndef OPENSSL_NO_SRP
/* Returns 1 on success, 0 for retryable error, -1 for fatal error */
-static int ssl_check_srp_ext_ClientHello(SSL *s)
+static int ssl_check_srp_ext_ClientHello(SSL_CONNECTION *s)
{
int ret;
int al = SSL_AD_UNRECOGNIZED_NAME;
return 1;
}
-int dtls_construct_hello_verify_request(SSL *s, WPACKET *pkt)
+CON_FUNC_RETURN dtls_construct_hello_verify_request(SSL_CONNECTION *s,
+ WPACKET *pkt)
{
unsigned int cookie_leni;
- if (s->ctx->app_gen_cookie_cb == NULL ||
- s->ctx->app_gen_cookie_cb(s, s->d1->cookie,
- &cookie_leni) == 0 ||
- cookie_leni > DTLS1_COOKIE_LENGTH) {
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
+
+ if (sctx->app_gen_cookie_cb == NULL
+ || sctx->app_gen_cookie_cb(SSL_CONNECTION_GET_SSL(s), s->d1->cookie,
+ &cookie_leni) == 0
+ || cookie_leni > DTLS1_COOKIE_LENGTH) {
SSLfatal(s, SSL_AD_NO_ALERT, SSL_R_COOKIE_GEN_CALLBACK_FAILURE);
- return 0;
+ return CON_FUNC_ERROR;
}
s->d1->cookie_len = cookie_leni;
if (!dtls_raw_hello_verify_request(pkt, s->d1->cookie,
- s->d1->cookie_len)) {
+ s->d1->cookie_len)) {
SSLfatal(s, SSL_AD_NO_ALERT, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
- return 1;
+ return CON_FUNC_SUCCESS;
}
/*-
* Sadly we cannot differentiate 10.6, 10.7 and 10.8.4 (which work), from
* 10.8..10.8.3 (which don't work).
*/
-static void ssl_check_for_safari(SSL *s, const CLIENTHELLO_MSG *hello)
+static void ssl_check_for_safari(SSL_CONNECTION *s,
+ const CLIENTHELLO_MSG *hello)
{
static const unsigned char kSafariExtensionsBlock[] = {
0x00, 0x0a, /* elliptic_curves extension */
if (type != TLSEXT_TYPE_server_name)
return;
- ext_len = TLS1_get_client_version(s) >= TLS1_2_VERSION ?
- sizeof(kSafariExtensionsBlock) : kSafariCommonExtensionsLength;
+ ext_len = TLS1_get_client_version(
+ SSL_CONNECTION_GET_SSL(s)) >= TLS1_2_VERSION ?
+ sizeof(kSafariExtensionsBlock) : kSafariCommonExtensionsLength;
s->s3.is_probably_safari = PACKET_equal(&tmppkt, kSafariExtensionsBlock,
ext_len);
((options & SSL_OP_NO_RENEGOTIATION) == 0 \
&& (options & SSL_OP_ALLOW_CLIENT_RENEGOTIATION) != 0)
-MSG_PROCESS_RETURN tls_process_client_hello(SSL *s, PACKET *pkt)
+MSG_PROCESS_RETURN tls_process_client_hello(SSL_CONNECTION *s, PACKET *pkt)
{
/* |cookie| will only be initialized for DTLS. */
PACKET session_id, compression, extensions, cookie;
/* Check if this is actually an unexpected renegotiation ClientHello */
if (s->renegotiate == 0 && !SSL_IS_FIRST_HANDSHAKE(s)) {
- if (!ossl_assert(!SSL_IS_TLS13(s))) {
+ if (!ossl_assert(!SSL_CONNECTION_IS_TLS13(s))) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
goto err;
}
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
if (!PACKET_get_length_prefixed_1(pkt, &cookie)) {
SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
goto err;
* just return since we do not want to allocate any memory yet.
* So check cookie length...
*/
- if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) {
+ if (SSL_get_options(SSL_CONNECTION_GET_SSL(s)) & SSL_OP_COOKIE_EXCHANGE) {
if (clienthello->dtls_cookie_len == 0) {
OPENSSL_free(clienthello);
return MSG_PROCESS_FINISHED_READING;
return MSG_PROCESS_ERROR;
}
-static int tls_early_post_process_client_hello(SSL *s)
+static int tls_early_post_process_client_hello(SSL_CONNECTION *s)
{
unsigned int j;
int i, al = SSL_AD_INTERNAL_ERROR;
STACK_OF(SSL_CIPHER) *scsvs = NULL;
CLIENTHELLO_MSG *clienthello = s->clienthello;
DOWNGRADE dgrd = DOWNGRADE_NONE;
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
+ SSL *ssl = SSL_CONNECTION_GET_SSL(s);
/* Finished parsing the ClientHello, now we can start processing it */
/* Give the ClientHello callback a crack at things */
- if (s->ctx->client_hello_cb != NULL) {
+ if (sctx->client_hello_cb != NULL) {
/* A failure in the ClientHello callback terminates the connection. */
- switch (s->ctx->client_hello_cb(s, &al, s->ctx->client_hello_cb_arg)) {
+ switch (sctx->client_hello_cb(ssl, &al, sctx->client_hello_cb_arg)) {
case SSL_CLIENT_HELLO_SUCCESS:
break;
case SSL_CLIENT_HELLO_RETRY:
/* SSLv3/TLS */
s->client_version = clienthello->legacy_version;
}
- /*
- * Do SSL/TLS version negotiation if applicable. For DTLS we just check
- * versions are potentially compatible. Version negotiation comes later.
- */
- if (!SSL_IS_DTLS(s)) {
- protverr = ssl_choose_server_version(s, clienthello, &dgrd);
- } else if (s->method->version != DTLS_ANY_VERSION &&
- DTLS_VERSION_LT((int)clienthello->legacy_version, s->version)) {
- protverr = SSL_R_VERSION_TOO_LOW;
- } else {
- protverr = 0;
- }
+
+ /* Choose the server SSL/TLS/DTLS version. */
+ protverr = ssl_choose_server_version(s, clienthello, &dgrd);
if (protverr) {
if (SSL_IS_FIRST_HANDSHAKE(s)) {
}
/* TLSv1.3 specifies that a ClientHello must end on a record boundary */
- if (SSL_IS_TLS13(s) && RECORD_LAYER_processed_read_pending(&s->rlayer)) {
+ if (SSL_CONNECTION_IS_TLS13(s)
+ && RECORD_LAYER_processed_read_pending(&s->rlayer)) {
SSLfatal(s, SSL_AD_UNEXPECTED_MESSAGE, SSL_R_NOT_ON_RECORD_BOUNDARY);
goto err;
}
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
/* Empty cookie was already handled above by returning early. */
- if (SSL_get_options(s) & SSL_OP_COOKIE_EXCHANGE) {
- if (s->ctx->app_verify_cookie_cb != NULL) {
- if (s->ctx->app_verify_cookie_cb(s, clienthello->dtls_cookie,
+ if (SSL_get_options(ssl) & SSL_OP_COOKIE_EXCHANGE) {
+ if (sctx->app_verify_cookie_cb != NULL) {
+ if (sctx->app_verify_cookie_cb(ssl, clienthello->dtls_cookie,
clienthello->dtls_cookie_len) == 0) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
SSL_R_COOKIE_MISMATCH);
}
s->d1->cookie_verified = 1;
}
- if (s->method->version == DTLS_ANY_VERSION) {
- protverr = ssl_choose_server_version(s, clienthello, &dgrd);
- if (protverr != 0) {
- s->version = s->client_version;
- SSLfatal(s, SSL_AD_PROTOCOL_VERSION, protverr);
- goto err;
- }
- }
}
s->hit = 0;
if (!ssl_cache_cipherlist(s, &clienthello->ciphersuites,
clienthello->isv2) ||
- !bytes_to_cipher_list(s, &clienthello->ciphersuites, &ciphers, &scsvs,
- clienthello->isv2, 1)) {
+ !ossl_bytes_to_cipher_list(s, &clienthello->ciphersuites, &ciphers,
+ &scsvs, clienthello->isv2, 1)) {
/* SSLfatal() already called */
goto err;
}
s->s3.send_connection_binding = 0;
/* Check what signalling cipher-suite values were received. */
if (scsvs != NULL) {
- for(i = 0; i < sk_SSL_CIPHER_num(scsvs); i++) {
+ for (i = 0; i < sk_SSL_CIPHER_num(scsvs); i++) {
c = sk_SSL_CIPHER_value(scsvs, i);
if (SSL_CIPHER_get_id(c) == SSL3_CK_SCSV) {
if (s->renegotiate) {
}
/* For TLSv1.3 we must select the ciphersuite *before* session resumption */
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
const SSL_CIPHER *cipher =
- ssl3_choose_cipher(s, ciphers, SSL_get_ciphers(s));
+ ssl3_choose_cipher(s, ciphers, SSL_get_ciphers(ssl));
if (cipher == NULL) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_NO_SHARED_CIPHER);
/*
* We don't allow resumption in a backwards compatible ClientHello.
- * TODO(openssl-team): in TLS1.1+, session_id MUST be empty.
+ * In TLS1.1+, session_id MUST be empty.
*
* Versions before 0.9.7 always allow clients to resume sessions in
* renegotiation. 0.9.7 and later allow this by default, but optionally
}
}
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
memcpy(s->tmp_session_id, s->clienthello->session_id,
s->clienthello->session_id_len);
s->tmp_session_id_len = s->clienthello->session_id_len;
* If it is a hit, check that the cipher is in the list. In TLSv1.3 we check
* ciphersuite compatibility with the session as part of resumption.
*/
- if (!SSL_IS_TLS13(s) && s->hit) {
+ if (!SSL_CONNECTION_IS_TLS13(s) && s->hit) {
j = 0;
id = s->session->cipher->id;
}
}
+ if (!s->hit && !tls1_set_server_sigalgs(s)) {
+ /* SSLfatal() already called */
+ goto err;
+ }
+
if (!s->hit
&& s->version >= TLS1_VERSION
- && !SSL_IS_TLS13(s)
- && !SSL_IS_DTLS(s)
- && s->ext.session_secret_cb) {
+ && !SSL_CONNECTION_IS_TLS13(s)
+ && !SSL_CONNECTION_IS_DTLS(s)
+ && s->ext.session_secret_cb != NULL) {
const SSL_CIPHER *pref_cipher = NULL;
/*
* s->session->master_key_length is a size_t, but this is an int for
int master_key_length;
master_key_length = sizeof(s->session->master_key);
- if (s->ext.session_secret_cb(s, s->session->master_key,
+ if (s->ext.session_secret_cb(ssl, s->session->master_key,
&master_key_length, ciphers,
&pref_cipher,
s->ext.session_secret_cb_arg)
/* check if some cipher was preferred by call back */
if (pref_cipher == NULL)
pref_cipher = ssl3_choose_cipher(s, s->peer_ciphers,
- SSL_get_ciphers(s));
+ SSL_get_ciphers(ssl));
if (pref_cipher == NULL) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_NO_SHARED_CIPHER);
goto err;
* algorithms from the client, starting at q.
*/
s->s3.tmp.new_compression = NULL;
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
/*
* We already checked above that the NULL compression method appears in
* the list. Now we check there aren't any others (which is illegal in
goto err;
}
/* Look for resumed compression method */
- for (m = 0; m < sk_SSL_COMP_num(s->ctx->comp_methods); m++) {
- comp = sk_SSL_COMP_value(s->ctx->comp_methods, m);
+ for (m = 0; m < sk_SSL_COMP_num(sctx->comp_methods); m++) {
+ comp = sk_SSL_COMP_value(sctx->comp_methods, m);
if (comp_id == comp->id) {
s->s3.tmp.new_compression = comp;
break;
}
} else if (s->hit) {
comp = NULL;
- } else if (ssl_allow_compression(s) && s->ctx->comp_methods) {
+ } else if (ssl_allow_compression(s) && sctx->comp_methods) {
/* See if we have a match */
int m, nn, v, done = 0;
unsigned int o;
- nn = sk_SSL_COMP_num(s->ctx->comp_methods);
+ nn = sk_SSL_COMP_num(sctx->comp_methods);
for (m = 0; m < nn; m++) {
- comp = sk_SSL_COMP_value(s->ctx->comp_methods, m);
+ comp = sk_SSL_COMP_value(sctx->comp_methods, m);
v = comp->id;
for (o = 0; o < clienthello->compressions_len; o++) {
if (v == clienthello->compressions[o]) {
* Given s->peer_ciphers and SSL_get_ciphers, we must pick a cipher
*/
- if (!s->hit || SSL_IS_TLS13(s)) {
+ if (!s->hit || SSL_CONNECTION_IS_TLS13(s)) {
sk_SSL_CIPHER_free(s->peer_ciphers);
s->peer_ciphers = ciphers;
if (ciphers == NULL) {
#else
s->session->compress_meth = (comp == NULL) ? 0 : comp->id;
#endif
- if (!tls1_set_server_sigalgs(s)) {
- /* SSLfatal() already called */
- goto err;
- }
}
sk_SSL_CIPHER_free(ciphers);
* Call the status request callback if needed. Upon success, returns 1.
* Upon failure, returns 0.
*/
-static int tls_handle_status_request(SSL *s)
+static int tls_handle_status_request(SSL_CONNECTION *s)
{
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
+
s->ext.status_expected = 0;
/*
* and must be called after the cipher has been chosen because this may
* influence which certificate is sent
*/
- if (s->ext.status_type != TLSEXT_STATUSTYPE_nothing && s->ctx != NULL
- && s->ctx->ext.status_cb != NULL) {
+ if (s->ext.status_type != TLSEXT_STATUSTYPE_nothing && sctx != NULL
+ && sctx->ext.status_cb != NULL) {
int ret;
/* If no certificate can't return certificate status */
* et al can pick it up.
*/
s->cert->key = s->s3.tmp.cert;
- ret = s->ctx->ext.status_cb(s, s->ctx->ext.status_arg);
+ ret = sctx->ext.status_cb(SSL_CONNECTION_GET_SSL(s),
+ sctx->ext.status_arg);
switch (ret) {
/* We don't want to send a status request response */
case SSL_TLSEXT_ERR_NOACK:
* Call the alpn_select callback if needed. Upon success, returns 1.
* Upon failure, returns 0.
*/
-int tls_handle_alpn(SSL *s)
+int tls_handle_alpn(SSL_CONNECTION *s)
{
const unsigned char *selected = NULL;
unsigned char selected_len = 0;
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
- if (s->ctx->ext.alpn_select_cb != NULL && s->s3.alpn_proposed != NULL) {
- int r = s->ctx->ext.alpn_select_cb(s, &selected, &selected_len,
- s->s3.alpn_proposed,
- (unsigned int)s->s3.alpn_proposed_len,
- s->ctx->ext.alpn_select_cb_arg);
+ if (sctx->ext.alpn_select_cb != NULL && s->s3.alpn_proposed != NULL) {
+ int r = sctx->ext.alpn_select_cb(SSL_CONNECTION_GET_SSL(s),
+ &selected, &selected_len,
+ s->s3.alpn_proposed,
+ (unsigned int)s->s3.alpn_proposed_len,
+ sctx->ext.alpn_select_cb_arg);
if (r == SSL_TLSEXT_ERR_OK) {
OPENSSL_free(s->s3.alpn_selected);
return 1;
}
-WORK_STATE tls_post_process_client_hello(SSL *s, WORK_STATE wst)
+WORK_STATE tls_post_process_client_hello(SSL_CONNECTION *s, WORK_STATE wst)
{
const SSL_CIPHER *cipher;
+ SSL *ssl = SSL_CONNECTION_GET_SSL(s);
if (wst == WORK_MORE_A) {
int rv = tls_early_post_process_client_hello(s);
wst = WORK_MORE_B;
}
if (wst == WORK_MORE_B) {
- if (!s->hit || SSL_IS_TLS13(s)) {
+ if (!s->hit || SSL_CONNECTION_IS_TLS13(s)) {
/* Let cert callback update server certificates if required */
if (!s->hit && s->cert->cert_cb != NULL) {
- int rv = s->cert->cert_cb(s, s->cert->cert_cb_arg);
+ int rv = s->cert->cert_cb(ssl, s->cert->cert_cb_arg);
if (rv == 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_CERT_CB_ERROR);
goto err;
}
/* In TLSv1.3 we selected the ciphersuite before resumption */
- if (!SSL_IS_TLS13(s)) {
+ if (!SSL_CONNECTION_IS_TLS13(s)) {
cipher =
- ssl3_choose_cipher(s, s->peer_ciphers, SSL_get_ciphers(s));
+ ssl3_choose_cipher(s, s->peer_ciphers,
+ SSL_get_ciphers(ssl));
if (cipher == NULL) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
/* check whether we should disable session resumption */
if (s->not_resumable_session_cb != NULL)
s->session->not_resumable =
- s->not_resumable_session_cb(s,
+ s->not_resumable_session_cb(ssl,
((s->s3.tmp.new_cipher->algorithm_mkey
& (SSL_kDHE | SSL_kECDHE)) != 0));
if (s->session->not_resumable)
* we now have the following setup.
* client_random
* cipher_list - our preferred list of ciphers
- * ciphers - the clients preferred list of ciphers
+ * ciphers - the client's preferred list of ciphers
* compression - basically ignored right now
* ssl version is set - sslv3
* s->session - The ssl session has been setup.
* we already did this because cipher negotiation happens earlier, and
* we must handle ALPN before we decide whether to accept early_data.
*/
- if (!SSL_IS_TLS13(s) && !tls_handle_alpn(s)) {
+ if (!SSL_CONNECTION_IS_TLS13(s) && !tls_handle_alpn(s)) {
/* SSLfatal() already called */
goto err;
}
return WORK_ERROR;
}
-int tls_construct_server_hello(SSL *s, WPACKET *pkt)
+CON_FUNC_RETURN tls_construct_server_hello(SSL_CONNECTION *s, WPACKET *pkt)
{
int compm;
size_t sl, len;
int version;
unsigned char *session_id;
- int usetls13 = SSL_IS_TLS13(s) || s->hello_retry_request == SSL_HRR_PENDING;
+ int usetls13 = SSL_CONNECTION_IS_TLS13(s)
+ || s->hello_retry_request == SSL_HRR_PENDING;
version = usetls13 ? TLS1_2_VERSION : s->version;
if (!WPACKET_put_bytes_u16(pkt, version)
? hrrrandom : s->s3.server_random,
SSL3_RANDOM_SIZE)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
/*-
* so the following won't overwrite an ID that we're supposed
* to send back.
*/
- if (s->session->not_resumable ||
- (!(s->ctx->session_cache_mode & SSL_SESS_CACHE_SERVER)
- && !s->hit))
+ if (!(SSL_CONNECTION_GET_CTX(s)->session_cache_mode & SSL_SESS_CACHE_SERVER)
+ && !s->hit)
s->session->session_id_length = 0;
if (usetls13) {
if (sl > sizeof(s->session->session_id)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
/* set up the compression method */
#endif
if (!WPACKET_sub_memcpy_u8(pkt, session_id, sl)
- || !s->method->put_cipher_by_char(s->s3.tmp.new_cipher, pkt, &len)
+ || !SSL_CONNECTION_GET_SSL(s)->method->put_cipher_by_char(s->s3.tmp.new_cipher,
+ pkt, &len)
|| !WPACKET_put_bytes_u8(pkt, compm)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
if (!tls_construct_extensions(s, pkt,
s->hello_retry_request == SSL_HRR_PENDING
? SSL_EXT_TLS1_3_HELLO_RETRY_REQUEST
- : (SSL_IS_TLS13(s)
+ : (SSL_CONNECTION_IS_TLS13(s)
? SSL_EXT_TLS1_3_SERVER_HELLO
: SSL_EXT_TLS1_2_SERVER_HELLO),
NULL, 0)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
if (s->hello_retry_request == SSL_HRR_PENDING) {
*/
if (!create_synthetic_message_hash(s, NULL, 0, NULL, 0)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
} else if (!(s->verify_mode & SSL_VERIFY_PEER)
&& !ssl3_digest_cached_records(s, 0)) {
/* SSLfatal() already called */;
- return 0;
+ return CON_FUNC_ERROR;
}
- return 1;
+ return CON_FUNC_SUCCESS;
}
-int tls_construct_server_done(SSL *s, WPACKET *pkt)
+CON_FUNC_RETURN tls_construct_server_done(SSL_CONNECTION *s, WPACKET *pkt)
{
if (!s->s3.tmp.cert_request) {
if (!ssl3_digest_cached_records(s, 0)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
}
- return 1;
+ return CON_FUNC_SUCCESS;
}
-int tls_construct_server_key_exchange(SSL *s, WPACKET *pkt)
+CON_FUNC_RETURN tls_construct_server_key_exchange(SSL_CONNECTION *s,
+ WPACKET *pkt)
{
EVP_PKEY *pkdh = NULL;
unsigned char *encodedPoint = NULL;
EVP_MD_CTX *md_ctx = EVP_MD_CTX_new();
EVP_PKEY_CTX *pctx = NULL;
size_t paramlen, paramoffset;
- int freer = 0, ret = 0;
+ int freer = 0;
+ CON_FUNC_RETURN ret = CON_FUNC_ERROR;
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
if (!WPACKET_get_total_written(pkt, ¶moffset)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
}
if (md_ctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
}
#if !defined(OPENSSL_NO_DEPRECATED_3_0)
if ((pkdhp == NULL) && (s->cert->dh_tmp_cb != NULL)) {
- pkdh = ssl_dh_to_pkey(s->cert->dh_tmp_cb(s, 0, 1024));
+ pkdh = ssl_dh_to_pkey(s->cert->dh_tmp_cb(SSL_CONNECTION_GET_SSL(s),
+ 0, 1024));
if (pkdh == NULL) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
goto err;
}
if (!ssl_security(s, SSL_SECOP_TMP_DH,
- EVP_PKEY_security_bits(pkdhp), 0, pkdhp)) {
+ EVP_PKEY_get_security_bits(pkdhp), 0, pkdhp)) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, SSL_R_DH_KEY_TOO_SMALL);
goto err;
}
unsigned char *sigbytes1, *sigbytes2, *tbs;
size_t siglen = 0, tbslen;
- if (pkey == NULL || !tls1_lookup_md(s->ctx, lu, &md)) {
+ if (pkey == NULL || !tls1_lookup_md(sctx, lu, &md)) {
/* Should never happen */
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
if (EVP_DigestSignInit_ex(md_ctx, &pctx,
- md == NULL ? NULL : EVP_MD_name(md),
- s->ctx->libctx, s->ctx->propq, pkey,
+ md == NULL ? NULL : EVP_MD_get0_name(md),
+ sctx->libctx, sctx->propq, pkey,
NULL) <= 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
OPENSSL_free(tbs);
}
- ret = 1;
+ ret = CON_FUNC_SUCCESS;
err:
EVP_PKEY_free(pkdh);
OPENSSL_free(encodedPoint);
return ret;
}
-int tls_construct_certificate_request(SSL *s, WPACKET *pkt)
+CON_FUNC_RETURN tls_construct_certificate_request(SSL_CONNECTION *s,
+ WPACKET *pkt)
{
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
/* Send random context when doing post-handshake auth */
if (s->post_handshake_auth == SSL_PHA_REQUEST_PENDING) {
OPENSSL_free(s->pha_context);
if ((s->pha_context = OPENSSL_malloc(s->pha_context_len)) == NULL) {
s->pha_context_len = 0;
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
- if (RAND_bytes_ex(s->ctx->libctx, s->pha_context,
- s->pha_context_len, 0) <= 0
+ if (RAND_bytes_ex(SSL_CONNECTION_GET_CTX(s)->libctx,
+ s->pha_context, s->pha_context_len, 0) <= 0
|| !WPACKET_sub_memcpy_u8(pkt, s->pha_context,
s->pha_context_len)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
/* reset the handshake hash back to just after the ClientFinished */
if (!tls13_restore_handshake_digest_for_pha(s)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
} else {
if (!WPACKET_put_bytes_u8(pkt, 0)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
}
SSL_EXT_TLS1_3_CERTIFICATE_REQUEST, NULL,
0)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
goto done;
}
if (!WPACKET_start_sub_packet_u8(pkt)
|| !ssl3_get_req_cert_type(s, pkt) || !WPACKET_close(pkt)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
if (SSL_USE_SIGALGS(s)) {
|| !tls12_copy_sigalgs(s, pkt, psigs, nl)
|| !WPACKET_close(pkt)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
}
if (!construct_ca_names(s, get_ca_names(s), pkt)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
done:
s->certreqs_sent++;
s->s3.tmp.cert_request = 1;
- return 1;
+ return CON_FUNC_SUCCESS;
}
-static int tls_process_cke_psk_preamble(SSL *s, PACKET *pkt)
+static int tls_process_cke_psk_preamble(SSL_CONNECTION *s, PACKET *pkt)
{
#ifndef OPENSSL_NO_PSK
unsigned char psk[PSK_MAX_PSK_LEN];
return 0;
}
- psklen = s->psk_server_callback(s, s->session->psk_identity,
+ psklen = s->psk_server_callback(SSL_CONNECTION_GET_SSL(s),
+ s->session->psk_identity,
psk, sizeof(psk));
if (psklen > PSK_MAX_PSK_LEN) {
if (s->s3.tmp.psk == NULL) {
s->s3.tmp.psklen = 0;
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
return 0;
}
#endif
}
-static int tls_process_cke_rsa(SSL *s, PACKET *pkt)
+static int tls_process_cke_rsa(SSL_CONNECTION *s, PACKET *pkt)
{
size_t outlen;
PACKET enc_premaster;
int ret = 0;
EVP_PKEY_CTX *ctx = NULL;
OSSL_PARAM params[3], *p = params;
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
rsa = s->cert->pkeys[SSL_PKEY_RSA].privatekey;
if (rsa == NULL) {
outlen = SSL_MAX_MASTER_KEY_LENGTH;
rsa_decrypt = OPENSSL_malloc(outlen);
if (rsa_decrypt == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
return 0;
}
- ctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx, rsa, s->ctx->propq);
+ ctx = EVP_PKEY_CTX_new_from_pkey(sctx->libctx, rsa, sctx->propq);
if (ctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
* We must not leak whether a decryption failure occurs because of
* Bleichenbacher's attack on PKCS #1 v1.5 RSA padding (see RFC 2246,
* section 7.4.7.1). We use the special padding type
- * RSA_PKCS1_WITH_TLS_PADDING to do that. It will automaticaly decrypt the
+ * RSA_PKCS1_WITH_TLS_PADDING to do that. It will automatically decrypt the
* RSA, check the padding and check that the client version is as expected
* in the premaster secret. If any of that fails then the function appears
* to return successfully but with a random result. The call below could
}
/* Also cleanses rsa_decrypt (on success or failure) */
- if (!ssl_generate_master_secret(s, rsa_decrypt,
- SSL_MAX_MASTER_KEY_LENGTH, 0)) {
+ if (!ssl_generate_master_secret(s, rsa_decrypt, outlen, 0)) {
/* SSLfatal() already called */
goto err;
}
return ret;
}
-static int tls_process_cke_dhe(SSL *s, PACKET *pkt)
+static int tls_process_cke_dhe(SSL_CONNECTION *s, PACKET *pkt)
{
EVP_PKEY *skey = NULL;
unsigned int i;
return ret;
}
-static int tls_process_cke_ecdhe(SSL *s, PACKET *pkt)
+static int tls_process_cke_ecdhe(SSL_CONNECTION *s, PACKET *pkt)
{
EVP_PKEY *skey = s->s3.tmp.pkey;
EVP_PKEY *ckey = NULL;
return ret;
}
-static int tls_process_cke_srp(SSL *s, PACKET *pkt)
+static int tls_process_cke_srp(SSL_CONNECTION *s, PACKET *pkt)
{
#ifndef OPENSSL_NO_SRP
unsigned int i;
OPENSSL_free(s->session->srp_username);
s->session->srp_username = OPENSSL_strdup(s->srp_ctx.login);
if (s->session->srp_username == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
return 0;
}
#endif
}
-static int tls_process_cke_gost(SSL *s, PACKET *pkt)
+static int tls_process_cke_gost(SSL_CONNECTION *s, PACKET *pkt)
{
#ifndef OPENSSL_NO_GOST
EVP_PKEY_CTX *pkey_ctx;
EVP_PKEY *client_pub_pkey = NULL, *pk = NULL;
unsigned char premaster_secret[32];
const unsigned char *start;
- size_t outlen = 32, inlen;
+ size_t outlen = sizeof(premaster_secret), inlen;
unsigned long alg_a;
GOST_KX_MESSAGE *pKX = NULL;
const unsigned char *ptr;
int ret = 0;
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
/* Get our certificate private key */
alg_a = s->s3.tmp.new_cipher->algorithm_auth;
pk = s->cert->pkeys[SSL_PKEY_GOST01].privatekey;
}
- pkey_ctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx, pk, s->ctx->propq);
+ pkey_ctx = EVP_PKEY_CTX_new_from_pkey(sctx->libctx, pk, sctx->propq);
if (pkey_ctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
return 0;
}
if (EVP_PKEY_decrypt_init(pkey_ctx) <= 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ goto err;
}
/*
* If client certificate is present and is of the same type, maybe
* EVP_PKEY_derive_set_peer, because it is completely valid to use a
* client certificate for authorization only.
*/
- client_pub_pkey = X509_get0_pubkey(s->session->peer);
+ client_pub_pkey = tls_get_peer_pkey(s);
if (client_pub_pkey) {
if (EVP_PKEY_derive_set_peer(pkey_ctx, client_pub_pkey) <= 0)
ERR_clear_error();
goto err;
}
/* Generate master secret */
- if (!ssl_generate_master_secret(s, premaster_secret,
- sizeof(premaster_secret), 0)) {
+ if (!ssl_generate_master_secret(s, premaster_secret, outlen, 0)) {
/* SSLfatal() already called */
goto err;
}
#endif
}
-static int tls_process_cke_gost18(SSL *s, PACKET *pkt)
+static int tls_process_cke_gost18(SSL_CONNECTION *s, PACKET *pkt)
{
#ifndef OPENSSL_NO_GOST
unsigned char rnd_dgst[32];
EVP_PKEY *pk = NULL;
unsigned char premaster_secret[32];
const unsigned char *start = NULL;
- size_t outlen = 32, inlen = 0;
+ size_t outlen = sizeof(premaster_secret), inlen = 0;
int ret = 0;
int cipher_nid = ossl_gost18_cke_cipher_nid(s);
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
if (cipher_nid == NID_undef) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
- pkey_ctx = EVP_PKEY_CTX_new_from_pkey(s->ctx->libctx, pk, s->ctx->propq);
+ pkey_ctx = EVP_PKEY_CTX_new_from_pkey(sctx->libctx, pk, sctx->propq);
if (pkey_ctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
goto err;
}
if (EVP_PKEY_decrypt_init(pkey_ctx) <= 0) {
/* Reuse EVP_PKEY_CTRL_SET_IV, make choice in engine code depending on size */
if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_DECRYPT,
- EVP_PKEY_CTRL_SET_IV, 32, rnd_dgst) < 0) {
+ EVP_PKEY_CTRL_SET_IV, 32, rnd_dgst) <= 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
goto err;
}
if (EVP_PKEY_CTX_ctrl(pkey_ctx, -1, EVP_PKEY_OP_DECRYPT,
- EVP_PKEY_CTRL_CIPHER, cipher_nid, NULL) < 0) {
+ EVP_PKEY_CTRL_CIPHER, cipher_nid, NULL) <= 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_LIBRARY_BUG);
goto err;
}
goto err;
}
/* Generate master secret */
- if (!ssl_generate_master_secret(s, premaster_secret,
- sizeof(premaster_secret), 0)) {
+ if (!ssl_generate_master_secret(s, premaster_secret, outlen, 0)) {
/* SSLfatal() already called */
goto err;
}
#endif
}
-MSG_PROCESS_RETURN tls_process_client_key_exchange(SSL *s, PACKET *pkt)
+MSG_PROCESS_RETURN tls_process_client_key_exchange(SSL_CONNECTION *s,
+ PACKET *pkt)
{
unsigned long alg_k;
return MSG_PROCESS_ERROR;
}
-WORK_STATE tls_post_process_client_key_exchange(SSL *s, WORK_STATE wst)
+WORK_STATE tls_post_process_client_key_exchange(SSL_CONNECTION *s,
+ WORK_STATE wst)
{
#ifndef OPENSSL_NO_SCTP
if (wst == WORK_MORE_A) {
- if (SSL_IS_DTLS(s)) {
+ if (SSL_CONNECTION_IS_DTLS(s)) {
unsigned char sctpauthkey[64];
char labelbuffer[sizeof(DTLS1_SCTP_AUTH_LABEL)];
size_t labellen;
if (s->mode & SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG)
labellen += 1;
- if (SSL_export_keying_material(s, sctpauthkey,
+ if (SSL_export_keying_material(SSL_CONNECTION_GET_SSL(s),
+ sctpauthkey,
sizeof(sctpauthkey), labelbuffer,
labellen, NULL, 0,
0) <= 0) {
return WORK_ERROR;
}
- BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
+ BIO_ctrl(s->wbio, BIO_CTRL_DGRAM_SCTP_ADD_AUTH_KEY,
sizeof(sctpauthkey), sctpauthkey);
}
}
#endif
- if (s->statem.no_cert_verify || !s->session->peer) {
+ if (s->statem.no_cert_verify || !received_client_cert(s)) {
/*
* No certificate verify or no peer certificate so we no longer need
* the handshake_buffer
return WORK_FINISHED_CONTINUE;
}
-MSG_PROCESS_RETURN tls_process_client_certificate(SSL *s, PACKET *pkt)
+MSG_PROCESS_RETURN tls_process_client_rpk(SSL_CONNECTION *sc, PACKET *pkt)
+{
+ MSG_PROCESS_RETURN ret = MSG_PROCESS_ERROR;
+ SSL_SESSION *new_sess = NULL;
+ EVP_PKEY *peer_rpk = NULL;
+
+ if (!tls_process_rpk(sc, pkt, &peer_rpk)) {
+ /* SSLfatal already called */
+ goto err;
+ }
+
+ if (peer_rpk == NULL) {
+ if ((sc->verify_mode & SSL_VERIFY_FAIL_IF_NO_PEER_CERT)
+ && (sc->verify_mode & SSL_VERIFY_PEER)) {
+ SSLfatal(sc, SSL_AD_CERTIFICATE_REQUIRED,
+ SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE);
+ goto err;
+ }
+ } else {
+ if (ssl_verify_rpk(sc, peer_rpk) <= 0) {
+ SSLfatal(sc, ssl_x509err2alert(sc->verify_result),
+ SSL_R_CERTIFICATE_VERIFY_FAILED);
+ goto err;
+ }
+ }
+
+ /*
+ * Sessions must be immutable once they go into the session cache. Otherwise
+ * we can get multi-thread problems. Therefore we don't "update" sessions,
+ * we replace them with a duplicate. Here, we need to do this every time
+ * a new RPK (or certificate) is received via post-handshake authentication,
+ * as the session may have already gone into the session cache.
+ */
+
+ if (sc->post_handshake_auth == SSL_PHA_REQUESTED) {
+ if ((new_sess = ssl_session_dup(sc->session, 0)) == NULL) {
+ SSLfatal(sc, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ SSL_SESSION_free(sc->session);
+ sc->session = new_sess;
+ }
+
+ /* Ensure there is no peer/peer_chain */
+ X509_free(sc->session->peer);
+ sc->session->peer = NULL;
+ sk_X509_pop_free(sc->session->peer_chain, X509_free);
+ sc->session->peer_chain = NULL;
+ /* Save RPK */
+ EVP_PKEY_free(sc->session->peer_rpk);
+ sc->session->peer_rpk = peer_rpk;
+ peer_rpk = NULL;
+
+ sc->session->verify_result = sc->verify_result;
+
+ /*
+ * Freeze the handshake buffer. For <TLS1.3 we do this after the CKE
+ * message
+ */
+ if (SSL_CONNECTION_IS_TLS13(sc)) {
+ if (!ssl3_digest_cached_records(sc, 1)) {
+ /* SSLfatal() already called */
+ goto err;
+ }
+
+ /* Save the current hash state for when we receive the CertificateVerify */
+ if (!ssl_handshake_hash(sc, sc->cert_verify_hash,
+ sizeof(sc->cert_verify_hash),
+ &sc->cert_verify_hash_len)) {
+ /* SSLfatal() already called */;
+ goto err;
+ }
+
+ /* resend session tickets */
+ sc->sent_tickets = 0;
+ }
+
+ ret = MSG_PROCESS_CONTINUE_READING;
+
+ err:
+ EVP_PKEY_free(peer_rpk);
+ return ret;
+}
+
+MSG_PROCESS_RETURN tls_process_client_certificate(SSL_CONNECTION *s,
+ PACKET *pkt)
{
int i;
MSG_PROCESS_RETURN ret = MSG_PROCESS_ERROR;
PACKET spkt, context;
size_t chainidx;
SSL_SESSION *new_sess = NULL;
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
/*
* To get this far we must have read encrypted data from the client. We no
- * longer tolerate unencrypted alerts. This value is ignored if less than
- * TLSv1.3
+ * longer tolerate unencrypted alerts. This is ignored if less than TLSv1.3
*/
- s->statem.enc_read_state = ENC_READ_STATE_VALID;
+ if (s->rlayer.rrlmethod->set_plain_alerts != NULL)
+ s->rlayer.rrlmethod->set_plain_alerts(s->rlayer.rrl, 0);
+
+ if (s->ext.client_cert_type == TLSEXT_cert_type_rpk)
+ return tls_process_client_rpk(s, pkt);
+
+ if (s->ext.client_cert_type != TLSEXT_cert_type_x509) {
+ SSLfatal(s, SSL_AD_UNSUPPORTED_CERTIFICATE,
+ SSL_R_UNKNOWN_CERTIFICATE_TYPE);
+ goto err;
+ }
if ((sk = sk_X509_new_null()) == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
goto err;
}
- if (SSL_IS_TLS13(s) && (!PACKET_get_length_prefixed_1(pkt, &context)
- || (s->pha_context == NULL && PACKET_remaining(&context) != 0)
- || (s->pha_context != NULL &&
- !PACKET_equal(&context, s->pha_context, s->pha_context_len)))) {
+ if (SSL_CONNECTION_IS_TLS13(s)
+ && (!PACKET_get_length_prefixed_1(pkt, &context)
+ || (s->pha_context == NULL && PACKET_remaining(&context) != 0)
+ || (s->pha_context != NULL
+ && !PACKET_equal(&context, s->pha_context,
+ s->pha_context_len)))) {
SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_INVALID_CONTEXT);
goto err;
}
}
certstart = certbytes;
- x = X509_new_ex(s->ctx->libctx, s->ctx->propq);
+ x = X509_new_ex(sctx->libctx, sctx->propq);
if (x == NULL) {
- SSLfatal(s, SSL_AD_DECODE_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_DECODE_ERROR, ERR_R_X509_LIB);
goto err;
}
if (d2i_X509(&x, (const unsigned char **)&certbytes, l) == NULL) {
goto err;
}
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
RAW_EXTENSION *rawexts = NULL;
PACKET extensions;
}
if (!sk_X509_push(sk, x)) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
goto err;
}
x = NULL;
SSL_R_CERTIFICATE_VERIFY_FAILED);
goto err;
}
- if (i > 1) {
- SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE, i);
- goto err;
- }
pkey = X509_get0_pubkey(sk_X509_value(sk, 0));
if (pkey == NULL) {
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
if (s->post_handshake_auth == SSL_PHA_REQUESTED) {
if ((new_sess = ssl_session_dup(s->session, 0)) == 0) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_SSL_LIB);
goto err;
}
s->session->peer = sk_X509_shift(sk);
s->session->verify_result = s->verify_result;
- sk_X509_pop_free(s->session->peer_chain, X509_free);
+ OSSL_STACK_OF_X509_free(s->session->peer_chain);
s->session->peer_chain = sk;
+ sk = NULL;
+ /* Ensure there is no RPK */
+ EVP_PKEY_free(s->session->peer_rpk);
+ s->session->peer_rpk = NULL;
/*
* Freeze the handshake buffer. For <TLS1.3 we do this after the CKE
* message
*/
- if (SSL_IS_TLS13(s) && !ssl3_digest_cached_records(s, 1)) {
+ if (SSL_CONNECTION_IS_TLS13(s) && !ssl3_digest_cached_records(s, 1)) {
/* SSLfatal() already called */
goto err;
}
* Inconsistency alert: cert_chain does *not* include the peer's own
* certificate, while we do include it in statem_clnt.c
*/
- sk = NULL;
/* Save the current hash state for when we receive the CertificateVerify */
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
if (!ssl_handshake_hash(s, s->cert_verify_hash,
sizeof(s->cert_verify_hash),
&s->cert_verify_hash_len)) {
err:
X509_free(x);
- sk_X509_pop_free(sk, X509_free);
+ OSSL_STACK_OF_X509_free(sk);
return ret;
}
-int tls_construct_server_certificate(SSL *s, WPACKET *pkt)
+#ifndef OPENSSL_NO_COMP_ALG
+MSG_PROCESS_RETURN tls_process_client_compressed_certificate(SSL_CONNECTION *sc, PACKET *pkt)
+{
+ MSG_PROCESS_RETURN ret = MSG_PROCESS_ERROR;
+ PACKET tmppkt;
+ BUF_MEM *buf = BUF_MEM_new();
+
+ if (tls13_process_compressed_certificate(sc, pkt, &tmppkt, buf) != MSG_PROCESS_ERROR)
+ ret = tls_process_client_certificate(sc, &tmppkt);
+
+ BUF_MEM_free(buf);
+ return ret;
+}
+#endif
+
+CON_FUNC_RETURN tls_construct_server_certificate(SSL_CONNECTION *s, WPACKET *pkt)
{
CERT_PKEY *cpk = s->s3.tmp.cert;
if (cpk == NULL) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
- return 0;
+ return CON_FUNC_ERROR;
}
/*
* In TLSv1.3 the certificate chain is always preceded by a 0 length context
* for the server Certificate message
*/
- if (SSL_IS_TLS13(s) && !WPACKET_put_bytes_u8(pkt, 0)) {
+ if (SSL_CONNECTION_IS_TLS13(s) && !WPACKET_put_bytes_u8(pkt, 0)) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ return CON_FUNC_ERROR;
+ }
+ switch (s->ext.server_cert_type) {
+ case TLSEXT_cert_type_rpk:
+ if (!tls_output_rpk(s, pkt, cpk)) {
+ /* SSLfatal() already called */
+ return 0;
+ }
+ break;
+ case TLSEXT_cert_type_x509:
+ if (!ssl3_output_cert_chain(s, pkt, cpk, 0)) {
+ /* SSLfatal() already called */
+ return 0;
+ }
+ break;
+ default:
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
- if (!ssl3_output_cert_chain(s, pkt, cpk)) {
- /* SSLfatal() already called */
+
+ return CON_FUNC_SUCCESS;
+}
+
+#ifndef OPENSSL_NO_COMP_ALG
+CON_FUNC_RETURN tls_construct_server_compressed_certificate(SSL_CONNECTION *sc, WPACKET *pkt)
+{
+ int alg = get_compressed_certificate_alg(sc);
+ OSSL_COMP_CERT *cc = sc->s3.tmp.cert->comp_cert[alg];
+
+ if (!ossl_assert(cc != NULL)) {
+ SSLfatal(sc, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
+ /*
+ * Server can't compress on-demand
+ * Use pre-compressed certificate
+ */
+ if (!WPACKET_put_bytes_u16(pkt, alg)
+ || !WPACKET_put_bytes_u24(pkt, cc->orig_len)
+ || !WPACKET_start_sub_packet_u24(pkt)
+ || !WPACKET_memcpy(pkt, cc->data, cc->len)
+ || !WPACKET_close(pkt))
+ return 0;
+ sc->s3.tmp.cert->cert_comp_used++;
return 1;
}
+#endif
-static int create_ticket_prequel(SSL *s, WPACKET *pkt, uint32_t age_add,
- unsigned char *tick_nonce)
+static int create_ticket_prequel(SSL_CONNECTION *s, WPACKET *pkt,
+ uint32_t age_add, unsigned char *tick_nonce)
{
+ uint32_t timeout = (uint32_t)ossl_time2seconds(s->session->timeout);
+
/*
- * Ticket lifetime hint: For TLSv1.2 this is advisory only and we leave this
- * unspecified for resumed session (for simplicity).
+ * Ticket lifetime hint:
* In TLSv1.3 we reset the "time" field above, and always specify the
- * timeout.
+ * timeout, limited to a 1 week period per RFC8446.
+ * For TLSv1.2 this is advisory only and we leave this unspecified for
+ * resumed session (for simplicity).
*/
- if (!WPACKET_put_bytes_u32(pkt,
- (s->hit && !SSL_IS_TLS13(s))
- ? 0 : s->session->timeout)) {
+#define ONE_WEEK_SEC (7 * 24 * 60 * 60)
+
+ if (SSL_CONNECTION_IS_TLS13(s)) {
+ if (ossl_time_compare(s->session->timeout,
+ ossl_seconds2time(ONE_WEEK_SEC)) > 0)
+ timeout = ONE_WEEK_SEC;
+ } else if (s->hit)
+ timeout = 0;
+
+ if (!WPACKET_put_bytes_u32(pkt, timeout)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 0;
}
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
if (!WPACKET_put_bytes_u32(pkt, age_add)
|| !WPACKET_sub_memcpy_u8(pkt, tick_nonce, TICKET_NONCE_SIZE)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
return 1;
}
-static int construct_stateless_ticket(SSL *s, WPACKET *pkt, uint32_t age_add,
- unsigned char *tick_nonce)
+static CON_FUNC_RETURN construct_stateless_ticket(SSL_CONNECTION *s,
+ WPACKET *pkt,
+ uint32_t age_add,
+ unsigned char *tick_nonce)
{
unsigned char *senc = NULL;
EVP_CIPHER_CTX *ctx = NULL;
SSL_CTX *tctx = s->session_ctx;
unsigned char iv[EVP_MAX_IV_LENGTH];
unsigned char key_name[TLSEXT_KEYNAME_LENGTH];
- int iv_len, ok = 0;
+ int iv_len;
+ CON_FUNC_RETURN ok = CON_FUNC_ERROR;
size_t macoffset, macendoffset;
+ SSL *ssl = SSL_CONNECTION_GET_SSL(s);
+ SSL_CTX *sctx = SSL_CONNECTION_GET_CTX(s);
/* get session encoding length */
slen_full = i2d_SSL_SESSION(s->session, NULL);
}
senc = OPENSSL_malloc(slen_full);
if (senc == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
goto err;
}
ctx = EVP_CIPHER_CTX_new();
+ if (ctx == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_EVP_LIB);
+ goto err;
+ }
hctx = ssl_hmac_new(tctx);
- if (ctx == NULL || hctx == NULL) {
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ if (hctx == NULL) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_SSL_LIB);
goto err;
}
* create a fresh copy (not shared with other threads) to clean up
*/
const_p = senc;
- sess = d2i_SSL_SESSION(NULL, &const_p, slen_full);
+ sess = d2i_SSL_SESSION_ex(NULL, &const_p, slen_full, sctx->libctx,
+ sctx->propq);
if (sess == NULL) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
int ret = 0;
if (tctx->ext.ticket_key_evp_cb != NULL)
- ret = tctx->ext.ticket_key_evp_cb(s, key_name, iv, ctx,
+ ret = tctx->ext.ticket_key_evp_cb(ssl, key_name, iv, ctx,
ssl_hmac_get0_EVP_MAC_CTX(hctx),
1);
#ifndef OPENSSL_NO_DEPRECATED_3_0
else if (tctx->ext.ticket_key_cb != NULL)
/* if 0 is returned, write an empty ticket */
- ret = tctx->ext.ticket_key_cb(s, key_name, iv, ctx,
+ ret = tctx->ext.ticket_key_cb(ssl, key_name, iv, ctx,
ssl_hmac_get0_HMAC_CTX(hctx), 1);
#endif
if (ret == 0) {
-
+ /*
+ * In TLSv1.2 we construct a 0 length ticket. In TLSv1.3 a 0
+ * length ticket is not allowed so we abort construction of the
+ * ticket
+ */
+ if (SSL_CONNECTION_IS_TLS13(s)) {
+ ok = CON_FUNC_DONT_SEND;
+ goto err;
+ }
/* Put timeout and length */
if (!WPACKET_put_bytes_u32(pkt, 0)
|| !WPACKET_put_bytes_u16(pkt, 0)) {
OPENSSL_free(senc);
EVP_CIPHER_CTX_free(ctx);
ssl_hmac_free(hctx);
- return 1;
+ return CON_FUNC_SUCCESS;
}
if (ret < 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_R_CALLBACK_FAILED);
goto err;
}
- iv_len = EVP_CIPHER_CTX_iv_length(ctx);
+ iv_len = EVP_CIPHER_CTX_get_iv_length(ctx);
+ if (iv_len < 0) {
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
+ goto err;
+ }
} else {
- EVP_CIPHER *cipher = EVP_CIPHER_fetch(s->ctx->libctx, "AES-256-CBC",
- s->ctx->propq);
+ EVP_CIPHER *cipher = EVP_CIPHER_fetch(sctx->libctx, "AES-256-CBC",
+ sctx->propq);
if (cipher == NULL) {
/* Error is already recorded */
goto err;
}
- iv_len = EVP_CIPHER_iv_length(cipher);
+ iv_len = EVP_CIPHER_get_iv_length(cipher);
if (iv_len < 0
- || RAND_bytes_ex(s->ctx->libctx, iv, iv_len, 0) <= 0
+ || RAND_bytes_ex(sctx->libctx, iv, iv_len, 0) <= 0
|| !EVP_EncryptInit_ex(ctx, cipher, NULL,
tctx->ext.secure->tick_aes_key, iv)
|| !ssl_hmac_init(hctx, tctx->ext.secure->tick_hmac_key,
goto err;
}
- ok = 1;
+ ok = CON_FUNC_SUCCESS;
err:
OPENSSL_free(senc);
EVP_CIPHER_CTX_free(ctx);
return ok;
}
-static int construct_stateful_ticket(SSL *s, WPACKET *pkt, uint32_t age_add,
+static int construct_stateful_ticket(SSL_CONNECTION *s, WPACKET *pkt,
+ uint32_t age_add,
unsigned char *tick_nonce)
{
if (!create_ticket_prequel(s, pkt, age_add, tick_nonce)) {
return 1;
}
-int tls_construct_new_session_ticket(SSL *s, WPACKET *pkt)
+static void tls_update_ticket_counts(SSL_CONNECTION *s)
+{
+ /*
+ * Increment both |sent_tickets| and |next_ticket_nonce|. |sent_tickets|
+ * gets reset to 0 if we send more tickets following a post-handshake
+ * auth, but |next_ticket_nonce| does not. If we're sending extra
+ * tickets, decrement the count of pending extra tickets.
+ */
+ s->sent_tickets++;
+ s->next_ticket_nonce++;
+ if (s->ext.extra_tickets_expected > 0)
+ s->ext.extra_tickets_expected--;
+}
+
+CON_FUNC_RETURN tls_construct_new_session_ticket(SSL_CONNECTION *s, WPACKET *pkt)
{
SSL_CTX *tctx = s->session_ctx;
unsigned char tick_nonce[TICKET_NONCE_SIZE];
unsigned char age_add_c[sizeof(uint32_t)];
uint32_t age_add;
} age_add_u;
+ CON_FUNC_RETURN ret = CON_FUNC_ERROR;
age_add_u.age_add = 0;
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
size_t i, hashlen;
uint64_t nonce;
static const unsigned char nonce_label[] = "resumption";
const EVP_MD *md = ssl_handshake_md(s);
- int hashleni = EVP_MD_size(md);
+ int hashleni = EVP_MD_get_size(md);
/* Ensure cast to size_t is safe */
if (!ossl_assert(hashleni >= 0)) {
/* SSLfatal() already called */
goto err;
}
- if (RAND_bytes_ex(s->ctx->libctx, age_add_u.age_add_c,
- sizeof(age_add_u), 0) <= 0) {
+ if (RAND_bytes_ex(SSL_CONNECTION_GET_CTX(s)->libctx,
+ age_add_u.age_add_c, sizeof(age_add_u), 0) <= 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
}
s->session->master_key_length = hashlen;
- s->session->time = (long)time(NULL);
+ s->session->time = ossl_time_now();
+ ssl_session_calculate_timeout(s->session);
if (s->s3.alpn_selected != NULL) {
OPENSSL_free(s->session->ext.alpn_selected);
s->session->ext.alpn_selected =
OPENSSL_memdup(s->s3.alpn_selected, s->s3.alpn_selected_len);
if (s->session->ext.alpn_selected == NULL) {
s->session->ext.alpn_selected_len = 0;
- SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_MALLOC_FAILURE);
+ SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_CRYPTO_LIB);
goto err;
}
s->session->ext.alpn_selected_len = s->s3.alpn_selected_len;
}
if (tctx->generate_ticket_cb != NULL &&
- tctx->generate_ticket_cb(s, tctx->ticket_cb_data) == 0) {
+ tctx->generate_ticket_cb(SSL_CONNECTION_GET_SSL(s),
+ tctx->ticket_cb_data) == 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, ERR_R_INTERNAL_ERROR);
goto err;
}
* SSL_OP_NO_TICKET is set - we are caching tickets anyway so there
* is no point in using full stateless tickets.
*/
- if (SSL_IS_TLS13(s)
+ if (SSL_CONNECTION_IS_TLS13(s)
&& ((s->options & SSL_OP_NO_TICKET) != 0
|| (s->max_early_data > 0
&& (s->options & SSL_OP_NO_ANTI_REPLAY) == 0))) {
/* SSLfatal() already called */
goto err;
}
- } else if (!construct_stateless_ticket(s, pkt, age_add_u.age_add,
- tick_nonce)) {
- /* SSLfatal() already called */
- goto err;
+ } else {
+ CON_FUNC_RETURN tmpret;
+
+ tmpret = construct_stateless_ticket(s, pkt, age_add_u.age_add,
+ tick_nonce);
+ if (tmpret != CON_FUNC_SUCCESS) {
+ if (tmpret == CON_FUNC_DONT_SEND) {
+ /* Non-fatal. Abort construction but continue */
+ ret = CON_FUNC_DONT_SEND;
+ /* We count this as a success so update the counts anwyay */
+ tls_update_ticket_counts(s);
+ }
+ /* else SSLfatal() already called */
+ goto err;
+ }
}
- if (SSL_IS_TLS13(s)) {
+ if (SSL_CONNECTION_IS_TLS13(s)) {
if (!tls_construct_extensions(s, pkt,
SSL_EXT_TLS1_3_NEW_SESSION_TICKET,
NULL, 0)) {
/* SSLfatal() already called */
goto err;
}
- /*
- * Increment both |sent_tickets| and |next_ticket_nonce|. |sent_tickets|
- * gets reset to 0 if we send more tickets following a post-handshake
- * auth, but |next_ticket_nonce| does not. If we're sending extra
- * tickets, decrement the count of pending extra tickets.
- */
- s->sent_tickets++;
- s->next_ticket_nonce++;
- if (s->ext.extra_tickets_expected > 0)
- s->ext.extra_tickets_expected--;
+ tls_update_ticket_counts(s);
ssl_update_cache(s, SSL_SESS_CACHE_SERVER);
}
- return 1;
+ ret = CON_FUNC_SUCCESS;
err:
- return 0;
+ return ret;
}
/*
* In TLSv1.3 this is called from the extensions code, otherwise it is used to
* create a separate message. Returns 1 on success or 0 on failure.
*/
-int tls_construct_cert_status_body(SSL *s, WPACKET *pkt)
+int tls_construct_cert_status_body(SSL_CONNECTION *s, WPACKET *pkt)
{
if (!WPACKET_put_bytes_u8(pkt, s->ext.status_type)
|| !WPACKET_sub_memcpy_u24(pkt, s->ext.ocsp.resp,
return 1;
}
-int tls_construct_cert_status(SSL *s, WPACKET *pkt)
+CON_FUNC_RETURN tls_construct_cert_status(SSL_CONNECTION *s, WPACKET *pkt)
{
if (!tls_construct_cert_status_body(s, pkt)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
- return 1;
+ return CON_FUNC_SUCCESS;
}
#ifndef OPENSSL_NO_NEXTPROTONEG
* tls_process_next_proto reads a Next Protocol Negotiation handshake message.
* It sets the next_proto member in s if found
*/
-MSG_PROCESS_RETURN tls_process_next_proto(SSL *s, PACKET *pkt)
+MSG_PROCESS_RETURN tls_process_next_proto(SSL_CONNECTION *s, PACKET *pkt)
{
PACKET next_proto, padding;
size_t next_proto_len;
}
#endif
-static int tls_construct_encrypted_extensions(SSL *s, WPACKET *pkt)
+static CON_FUNC_RETURN tls_construct_encrypted_extensions(SSL_CONNECTION *s,
+ WPACKET *pkt)
{
if (!tls_construct_extensions(s, pkt, SSL_EXT_TLS1_3_ENCRYPTED_EXTENSIONS,
NULL, 0)) {
/* SSLfatal() already called */
- return 0;
+ return CON_FUNC_ERROR;
}
- return 1;
+ return CON_FUNC_SUCCESS;
}
-MSG_PROCESS_RETURN tls_process_end_of_early_data(SSL *s, PACKET *pkt)
+MSG_PROCESS_RETURN tls_process_end_of_early_data(SSL_CONNECTION *s, PACKET *pkt)
{
if (PACKET_remaining(pkt) != 0) {
SSLfatal(s, SSL_AD_DECODE_ERROR, SSL_R_LENGTH_MISMATCH);
}
s->early_data_state = SSL_EARLY_DATA_FINISHED_READING;
- if (!s->method->ssl3_enc->change_cipher_state(s,
+ if (!SSL_CONNECTION_GET_SSL(s)->method->ssl3_enc->change_cipher_state(s,
SSL3_CC_HANDSHAKE | SSL3_CHANGE_CIPHER_SERVER_READ)) {
/* SSLfatal() already called */
return MSG_PROCESS_ERROR;