Convert remaining functions in statem_srvr.c to use SSLfatal()

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4778)
This commit is contained in:
Matt Caswell 2017-11-22 17:43:20 +00:00
parent a2c2e00050
commit 3ec8d113a5
5 changed files with 68 additions and 16 deletions

View File

@ -1020,8 +1020,16 @@ SSL_F_OSSL_STATEM_CLIENT_READ_TRANSITION:417:ossl_statem_client_read_transition
SSL_F_OSSL_STATEM_CLIENT_WRITE_TRANSITION:599:\
ossl_statem_client_write_transition
SSL_F_OSSL_STATEM_SERVER13_READ_TRANSITION:437:*
SSL_F_OSSL_STATEM_SERVER13_WRITE_TRANSITION:600:\
ossl_statem_server13_write_transition
SSL_F_OSSL_STATEM_SERVER_CONSTRUCT_MESSAGE:431:*
SSL_F_OSSL_STATEM_SERVER_POST_PROCESS_MESSAGE:601:\
ossl_statem_server_post_process_message
SSL_F_OSSL_STATEM_SERVER_POST_WORK:602:ossl_statem_server_post_work
SSL_F_OSSL_STATEM_SERVER_PROCESS_MESSAGE:603:ossl_statem_server_process_message
SSL_F_OSSL_STATEM_SERVER_READ_TRANSITION:418:ossl_statem_server_read_transition
SSL_F_OSSL_STATEM_SERVER_WRITE_TRANSITION:604:\
ossl_statem_server_write_transition
SSL_F_PARSE_CA_NAMES:541:parse_ca_names
SSL_F_PROCESS_KEY_SHARE_EXT:439:*
SSL_F_READ_STATE_MACHINE:352:read_state_machine

View File

@ -77,8 +77,13 @@ int ERR_load_SSL_strings(void);
# define SSL_F_OSSL_STATEM_CLIENT_READ_TRANSITION 417
# define SSL_F_OSSL_STATEM_CLIENT_WRITE_TRANSITION 599
# define SSL_F_OSSL_STATEM_SERVER13_READ_TRANSITION 437
# define SSL_F_OSSL_STATEM_SERVER13_WRITE_TRANSITION 600
# define SSL_F_OSSL_STATEM_SERVER_CONSTRUCT_MESSAGE 431
# define SSL_F_OSSL_STATEM_SERVER_POST_PROCESS_MESSAGE 601
# define SSL_F_OSSL_STATEM_SERVER_POST_WORK 602
# define SSL_F_OSSL_STATEM_SERVER_PROCESS_MESSAGE 603
# define SSL_F_OSSL_STATEM_SERVER_READ_TRANSITION 418
# define SSL_F_OSSL_STATEM_SERVER_WRITE_TRANSITION 604
# define SSL_F_PARSE_CA_NAMES 541
# define SSL_F_PROCESS_KEY_SHARE_EXT 439
# define SSL_F_READ_STATE_MACHINE 352

View File

@ -94,9 +94,19 @@ static const ERR_STRING_DATA SSL_str_functs[] = {
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_CLIENT_WRITE_TRANSITION, 0),
"ossl_statem_client_write_transition"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER13_READ_TRANSITION, 0), ""},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER13_WRITE_TRANSITION, 0),
"ossl_statem_server13_write_transition"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER_CONSTRUCT_MESSAGE, 0), ""},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER_POST_PROCESS_MESSAGE, 0),
"ossl_statem_server_post_process_message"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER_POST_WORK, 0),
"ossl_statem_server_post_work"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER_PROCESS_MESSAGE, 0),
"ossl_statem_server_process_message"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER_READ_TRANSITION, 0),
"ossl_statem_server_read_transition"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_OSSL_STATEM_SERVER_WRITE_TRANSITION, 0),
"ossl_statem_server_write_transition"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_PARSE_CA_NAMES, 0), "parse_ca_names"},
{ERR_PACK(ERR_LIB_SSL, SSL_F_PROCESS_KEY_SHARE_EXT, 0), ""},
{ERR_PACK(ERR_LIB_SSL, SSL_F_READ_STATE_MACHINE, 0), "read_state_machine"},

View File

@ -1080,8 +1080,11 @@ EXT_RETURN tls_construct_stoc_status_request(SSL *s, WPACKET *pkt,
* send back an empty extension, with the certificate status appearing as a
* separate message
*/
if ((SSL_IS_TLS13(s) && !tls_construct_cert_status_body(s, pkt))
|| !WPACKET_close(pkt)) {
if (SSL_IS_TLS13(s) && !tls_construct_cert_status_body(s, pkt)) {
/* SSLfatal() already called */
return EXT_RETURN_FAIL;
}
if (!WPACKET_close(pkt)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_TLS_CONSTRUCT_STOC_STATUS_REQUEST, ERR_R_INTERNAL_ERROR);
return EXT_RETURN_FAIL;

View File

@ -171,10 +171,9 @@ int ossl_statem_server_read_transition(SSL *s, int mt)
* not going to accept it because we require a client
* cert.
*/
ssl3_send_alert(s, SSL3_AL_FATAL,
SSL3_AD_HANDSHAKE_FAILURE);
SSLerr(SSL_F_OSSL_STATEM_SERVER_READ_TRANSITION,
SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE);
SSLfatal(s, SSL_AD_HANDSHAKE_FAILURE,
SSL_F_OSSL_STATEM_SERVER_READ_TRANSITION,
SSL_R_PEER_DID_NOT_RETURN_A_CERTIFICATE);
return 0;
}
st->hand_state = TLS_ST_SR_KEY_EXCH;
@ -379,6 +378,9 @@ static WRITE_TRAN ossl_statem_server13_write_transition(SSL *s)
switch (st->hand_state) {
default:
/* Shouldn't happen */
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_OSSL_STATEM_SERVER13_WRITE_TRANSITION,
ERR_R_INTERNAL_ERROR);
return WRITE_TRAN_ERROR;
case TLS_ST_OK:
@ -478,6 +480,9 @@ WRITE_TRAN ossl_statem_server_write_transition(SSL *s)
switch (st->hand_state) {
default:
/* Shouldn't happen */
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_OSSL_STATEM_SERVER_WRITE_TRANSITION,
ERR_R_INTERNAL_ERROR);
return WRITE_TRAN_ERROR;
case TLS_ST_OK:
@ -631,8 +636,10 @@ WORK_STATE ossl_statem_server_pre_work(SSL *s, WORK_STATE wst)
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_IS_DTLS(s) && BIO_dgram_is_sctp(SSL_get_wbio(s))) {
/* Calls SSLfatal() as required */
return dtls_wait_for_dry(s);
}
#endif
return WORK_FINISHED_CONTINUE;
@ -642,6 +649,8 @@ WORK_STATE ossl_statem_server_pre_work(SSL *s, WORK_STATE wst)
* Actually this is the end of the handshake, but we're going
* straight into writing the session ticket out. So we finish off
* the handshake, but keep the various buffers active.
*
* Calls SSLfatal as required.
*/
return tls_finish_handshake(s, wst, 0);
} if (SSL_IS_DTLS(s)) {
@ -676,6 +685,7 @@ WORK_STATE ossl_statem_server_pre_work(SSL *s, WORK_STATE wst)
/* Fall through */
case TLS_ST_OK:
/* Calls SSLfatal() as required */
return tls_finish_handshake(s, wst, 1);
}
@ -743,7 +753,9 @@ WORK_STATE ossl_statem_server_post_work(SSL *s, WORK_STATE wst)
sizeof(sctpauthkey), labelbuffer,
sizeof(labelbuffer), NULL, 0,
0) <= 0) {
ossl_statem_set_error(s);
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_OSSL_STATEM_SERVER_POST_WORK,
ERR_R_INTERNAL_ERROR);
return WORK_ERROR;
}
@ -760,13 +772,17 @@ WORK_STATE ossl_statem_server_post_work(SSL *s, WORK_STATE wst)
if (SSL_IS_TLS13(s)) {
if (!s->method->ssl3_enc->setup_key_block(s)
|| !s->method->ssl3_enc->change_cipher_state(s,
SSL3_CC_HANDSHAKE | SSL3_CHANGE_CIPHER_SERVER_WRITE))
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,
SSL3_CC_HANDSHAKE |SSL3_CHANGE_CIPHER_SERVER_READ))
SSL3_CC_HANDSHAKE |SSL3_CHANGE_CIPHER_SERVER_READ)) {
/* SSLfatal() already called */
return WORK_ERROR;
}
}
break;
@ -824,8 +840,10 @@ WORK_STATE ossl_statem_server_post_work(SSL *s, WORK_STATE wst)
case TLS_ST_SW_KEY_UPDATE:
if (statem_flush(s) != 1)
return WORK_MORE_A;
if (!tls13_update_key(s, 1))
if (!tls13_update_key(s, 1)) {
/* SSLfatal() already called */
return WORK_ERROR;
}
break;
case TLS_ST_SW_SESSION_TICKET:
@ -1021,6 +1039,9 @@ MSG_PROCESS_RETURN ossl_statem_server_process_message(SSL *s, PACKET *pkt)
switch (st->hand_state) {
default:
/* Shouldn't happen */
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_OSSL_STATEM_SERVER_PROCESS_MESSAGE,
ERR_R_INTERNAL_ERROR);
return MSG_PROCESS_ERROR;
case TLS_ST_SR_CLNT_HELLO:
@ -1066,6 +1087,9 @@ WORK_STATE ossl_statem_server_post_process_message(SSL *s, WORK_STATE wst)
switch (st->hand_state) {
default:
/* Shouldn't happen */
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_OSSL_STATEM_SERVER_POST_PROCESS_MESSAGE,
ERR_R_INTERNAL_ERROR);
return WORK_ERROR;
case TLS_ST_SR_CLNT_HELLO:
@ -2899,8 +2923,8 @@ static int tls_process_cke_rsa(SSL *s, PACKET *pkt)
return ret;
#else
/* Should never happen */
*al = SSL_AD_INTERNAL_ERROR;
SSLerr(SSL_F_TLS_PROCESS_CKE_RSA, ERR_R_INTERNAL_ERROR);
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_PROCESS_CKE_RSA,
ERR_R_INTERNAL_ERROR);
return 0;
#endif
}
@ -3707,7 +3731,8 @@ int tls_construct_new_session_ticket(SSL *s, WPACKET *pkt)
|| !WPACKET_allocate_bytes(pkt, hlen, &macdata2)
|| macdata1 != macdata2
|| !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_NEW_SESSION_TICKET, ERR_R_INTERNAL_ERROR);
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_TLS_CONSTRUCT_NEW_SESSION_TICKET, ERR_R_INTERNAL_ERROR);
goto err;
}
if (SSL_IS_TLS13(s)
@ -3738,7 +3763,8 @@ int tls_construct_cert_status_body(SSL *s, WPACKET *pkt)
if (!WPACKET_put_bytes_u8(pkt, s->ext.status_type)
|| !WPACKET_sub_memcpy_u24(pkt, s->ext.ocsp.resp,
s->ext.ocsp.resp_len)) {
SSLerr(SSL_F_TLS_CONSTRUCT_CERT_STATUS_BODY, ERR_R_INTERNAL_ERROR);
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CERT_STATUS_BODY,
ERR_R_INTERNAL_ERROR);
return 0;
}
@ -3748,7 +3774,7 @@ int tls_construct_cert_status_body(SSL *s, WPACKET *pkt)
int tls_construct_cert_status(SSL *s, WPACKET *pkt)
{
if (!tls_construct_cert_status_body(s, pkt)) {
ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_INTERNAL_ERROR);
/* SSLfatal() already called */
return 0;
}