提交 4e3458a5 编写于 作者: M Matt Caswell

Delete unused functions

Remove all the functions and dead code that is now no longer required as
a result of the DTLS client move into the new state machine code.
Reviewed-by: NTim Hudson <tjh@openssl.org>
Reviewed-by: NRichard Levitte <levitte@openssl.org>
上级 473483d4
此差异已折叠。
......@@ -267,23 +267,6 @@ static int ssl_set_version(SSL *s)
return 1;
}
int ssl3_client_hello(SSL *s)
{
if (s->state == SSL3_ST_CW_CLNT_HELLO_A) {
if(tls_construct_client_hello(s) == 0)
goto err;
s->state = SSL3_ST_CW_CLNT_HELLO_B;
}
/* SSL3_ST_CW_CLNT_HELLO_B */
return ssl_do_write(s);
err:
s->state = SSL_ST_ERR;
return -1;
}
int tls_construct_client_hello(SSL *s)
{
unsigned char *buf;
......@@ -465,53 +448,6 @@ int tls_construct_client_hello(SSL *s)
return 0;
}
#if 0
int ssl3_get_server_hello(SSL *s)
{
int ok, al;
long n;
/*
* Hello verify request and/or server hello version may not match so set
* first packet if we're negotiating version.
*/
s->first_packet = 1;
n = s->method->ssl_get_message(s,
SSL3_ST_CR_SRVR_HELLO_A,
SSL3_ST_CR_SRVR_HELLO_B, -1, 20000, &ok);
if (!ok)
return ((int)n);
s->first_packet = 0;
if (SSL_IS_DTLS(s)) {
if (s->s3->tmp.message_type == DTLS1_MT_HELLO_VERIFY_REQUEST) {
if (s->d1->send_cookie == 0) {
s->s3->tmp.reuse_message = 1;
return 1;
} else { /* already sent a cookie */
al = SSL_AD_UNEXPECTED_MESSAGE;
SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_MESSAGE_TYPE);
goto f_err;
}
}
}
if (s->s3->tmp.message_type != SSL3_MT_SERVER_HELLO) {
al = SSL_AD_UNEXPECTED_MESSAGE;
SSLerr(SSL_F_SSL3_GET_SERVER_HELLO, SSL_R_BAD_MESSAGE_TYPE);
goto f_err;
}
return tls_process_server_hello(s, (unsigned long)n);
f_err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
s->state = SSL_ST_ERR;
return (-1);
}
#endif
enum MSG_PROCESS_RETURN tls_process_server_hello(SSL *s, unsigned long n)
{
STACK_OF(SSL_CIPHER) *sk;
......@@ -858,37 +794,6 @@ enum MSG_PROCESS_RETURN tls_process_server_hello(SSL *s, unsigned long n)
return MSG_PROCESS_ERROR;
}
int ssl3_get_server_certificate(SSL *s)
{
long n;
int ok, al;
n = s->method->ssl_get_message(s,
SSL3_ST_CR_CERT_A,
SSL3_ST_CR_CERT_B,
-1, s->max_cert_list, &ok);
if (!ok)
return ((int)n);
if (s->s3->tmp.message_type == SSL3_MT_SERVER_KEY_EXCHANGE) {
s->s3->tmp.reuse_message = 1;
return (1);
}
if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE) {
al = SSL_AD_UNEXPECTED_MESSAGE;
SSLerr(SSL_F_SSL3_GET_SERVER_CERTIFICATE, SSL_R_BAD_MESSAGE_TYPE);
goto f_err;
}
return tls_process_server_certificate(s, (unsigned long)n);
f_err:
ssl3_send_alert(s, SSL3_AL_FATAL, al);
s->state = SSL_ST_ERR;
return -1;
}
enum MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, unsigned long n)
{
int al, i, ret = MSG_PROCESS_ERROR, exp_idx;
......@@ -1019,43 +924,6 @@ enum MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s, unsigned long n)
return ret;
}
int ssl3_get_key_exchange(SSL *s)
{
long n;
int ok;
long alg_k;
/*
* use same message size as in ssl3_get_certificate_request() as
* ServerKeyExchange message may be skipped
*/
n = s->method->ssl_get_message(s,
SSL3_ST_CR_KEY_EXCH_A,
SSL3_ST_CR_KEY_EXCH_B,
-1, s->max_cert_list, &ok);
if (!ok)
return ((int)n);
alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
if (s->s3->tmp.message_type != SSL3_MT_SERVER_KEY_EXCHANGE) {
/*
* Can't skip server key exchange if this is an ephemeral
* ciphersuite.
*/
if (alg_k & (SSL_kDHE | SSL_kECDHE | SSL_kDHEPSK | SSL_kECDHEPSK)) {
SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNEXPECTED_MESSAGE);
ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE);
return -1;
}
s->s3->tmp.reuse_message = 1;
return 1;
}
return tls_process_key_exchange(s, (unsigned long)n);
}
enum MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, unsigned long n)
{
#ifndef OPENSSL_NO_RSA
......@@ -1522,55 +1390,6 @@ enum MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, unsigned long n)
return MSG_PROCESS_ERROR;
}
int ssl3_get_certificate_request(SSL *s)
{
long n;
int ok;
n = s->method->ssl_get_message(s,
SSL3_ST_CR_CERT_REQ_A,
SSL3_ST_CR_CERT_REQ_B,
-1, s->max_cert_list, &ok);
if (!ok)
return ((int)n);
s->s3->tmp.cert_req = 0;
if (s->s3->tmp.message_type == SSL3_MT_SERVER_DONE) {
s->s3->tmp.reuse_message = 1;
/*
* If we get here we don't need any cached handshake records as we
* wont be doing client auth.
*/
if (!ssl3_digest_cached_records(s, 0))
goto err;
return (1);
}
if (s->s3->tmp.message_type != SSL3_MT_CERTIFICATE_REQUEST) {
ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE);
SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST, SSL_R_WRONG_MESSAGE_TYPE);
goto err;
}
/* TLS does not like anon-DH with client cert */
if (s->version > SSL3_VERSION) {
if (s->s3->tmp.new_cipher->algorithm_auth & SSL_aNULL) {
ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_UNEXPECTED_MESSAGE);
SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,
SSL_R_TLS_CLIENT_CERT_REQ_WITH_ANON_CIPHER);
goto err;
}
}
return tls_process_certificate_request(s, (unsigned long)n);
err:
s->state = SSL_ST_ERR;
return -1;
}
enum MSG_PROCESS_RETURN tls_process_certificate_request(SSL *s, unsigned long n)
{
int ret = MSG_PROCESS_ERROR;
......@@ -1701,22 +1520,6 @@ static int ca_dn_cmp(const X509_NAME *const *a, const X509_NAME *const *b)
return (X509_NAME_cmp(*a, *b));
}
int ssl3_get_new_session_ticket(SSL *s)
{
long n;
int ok;
n = s->method->ssl_get_message(s,
SSL3_ST_CR_SESSION_TICKET_A,
SSL3_ST_CR_SESSION_TICKET_B,
SSL3_MT_NEWSESSION_TICKET, 16384, &ok);
if (!ok)
return ((int)n);
return tls_process_new_session_ticket(s, (unsigned long)n);
}
enum MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL *s, unsigned long n)
{
int al;
......@@ -1811,22 +1614,6 @@ enum MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL *s, unsigned long n)
return MSG_PROCESS_ERROR;
}
int ssl3_get_cert_status(SSL *s)
{
long n;
int ok;
n = s->method->ssl_get_message(s,
SSL3_ST_CR_CERT_STATUS_A,
SSL3_ST_CR_CERT_STATUS_B,
SSL3_MT_CERTIFICATE_STATUS, 16384, &ok);
if (!ok)
return ((int)n);
return tls_process_cert_status(s, (unsigned long)n);
}
enum MSG_PROCESS_RETURN tls_process_cert_status(SSL *s, unsigned long n)
{
int al;
......@@ -1885,23 +1672,6 @@ enum MSG_PROCESS_RETURN tls_process_cert_status(SSL *s, unsigned long n)
return MSG_PROCESS_ERROR;
}
int ssl3_get_server_done(SSL *s)
{
long n;
int ok;
/* Second to last param should be very small, like 0 :-) */
n = s->method->ssl_get_message(s,
SSL3_ST_CR_SRVR_DONE_A,
SSL3_ST_CR_SRVR_DONE_B,
SSL3_MT_SERVER_DONE, 30, &ok);
if (!ok)
return ((int)n);
return tls_process_server_done(s, (unsigned long)n);
}
enum MSG_PROCESS_RETURN tls_process_server_done(SSL *s, unsigned long n)
{
if (n > 0) {
......@@ -1933,32 +1703,6 @@ enum MSG_PROCESS_RETURN tls_process_server_done(SSL *s, unsigned long n)
return MSG_PROCESS_FINISHED_READING;
}
int ssl3_send_client_key_exchange(SSL *s)
{
int n;
if (s->state == SSL3_ST_CW_KEY_EXCH_A) {
if(tls_construct_client_key_exchange(s) == 0)
goto err;
s->state = SSL3_ST_CW_KEY_EXCH_B;
}
/* SSL3_ST_CW_KEY_EXCH_B */
n = ssl_do_write(s);
if (n > 0) {
if (tls_client_key_exchange_post_work(s) == 0)
goto err;
}
return n;
err:
s->state = SSL_ST_ERR;
return -1;
}
int tls_construct_client_key_exchange(SSL *s)
{
unsigned char *p;
......@@ -2593,23 +2337,6 @@ int tls_client_key_exchange_post_work(SSL *s)
return 0;
}
int ssl3_send_client_verify(SSL *s)
{
if (s->state == SSL3_ST_CW_CERT_VRFY_A) {
if(tls_construct_client_verify(s) == 0)
goto err;
s->state = SSL3_ST_CW_CERT_VRFY_B;
}
/* SSL3_ST_CW_CERT_VRFY_B */
return ssl_do_write(s);
err:
s->state = SSL_ST_ERR;
return -1;
}
int tls_construct_client_verify(SSL *s)
{
unsigned char *p;
......@@ -2782,49 +2509,6 @@ static int ssl3_check_client_certificate(SSL *s)
return 1;
}
int ssl3_send_client_certificate(SSL *s)
{
enum WORK_STATE wst;
if (s->state == SSL3_ST_CW_CERT_A || s->state == SSL3_ST_CW_CERT_B) {
if (s->state == SSL3_ST_CW_CERT_A)
wst = tls_prepare_client_certificate(s, WORK_MORE_A);
else
wst = tls_prepare_client_certificate(s, WORK_MORE_B);
if (wst == WORK_ERROR)
goto err;
if (wst == WORK_MORE_A)
return -1;
if (wst == WORK_MORE_B) {
s->state = SSL3_ST_CW_CERT_B;
return -1;
}
s->state = SSL3_ST_CW_CERT_C;
}
if (s->state == SSL3_ST_CW_CERT_B) {
wst = tls_prepare_client_certificate(s, WORK_MORE_B);
if (wst == WORK_ERROR)
goto err;
if (wst == WORK_MORE_A)
return -1;
/* Skip state C...it was entirely temporary in the original code */
s->state = SSL3_ST_CW_CERT_D;
}
if (tls_construct_client_certificate(s) == 0)
goto err;
return ssl_do_write(s);
err:
s->state = SSL_ST_ERR;
return -1;
}
enum WORK_STATE tls_prepare_client_certificate(SSL *s, enum WORK_STATE wst)
{
X509 *x509 = NULL;
......@@ -3076,19 +2760,6 @@ int ssl3_check_cert_and_algorithm(SSL *s)
}
#ifndef OPENSSL_NO_NEXTPROTONEG
int ssl3_send_next_proto(SSL *s)
{
if (s->state == SSL3_ST_CW_NEXT_PROTO_A) {
if (tls_construct_next_proto(s) == 0) {
s->state = SSL_ST_ERR;
return -1;
}
s->state = SSL3_ST_CW_NEXT_PROTO_B;
}
return ssl3_do_write(s, SSL3_RT_HANDSHAKE);
}
int tls_construct_next_proto(SSL *s)
{
unsigned int len, padding_len;
......
......@@ -2158,13 +2158,7 @@ __owur unsigned int dtls1_link_min_mtu(void);
void dtls1_hm_fragment_free(hm_fragment *frag);
/* some client-only functions */
__owur int ssl3_client_hello(SSL *s);
__owur int tls_construct_client_hello(SSL *s);
__owur int ssl3_get_server_hello(SSL *s);
__owur int ssl3_get_certificate_request(SSL *s);
__owur int ssl3_get_new_session_ticket(SSL *s);
__owur int ssl3_get_cert_status(SSL *s);
__owur int ssl3_get_server_done(SSL *s);
__owur enum MSG_PROCESS_RETURN tls_process_server_hello(SSL *s,
unsigned long n);
__owur enum MSG_PROCESS_RETURN tls_process_certificate_request(SSL *s,
......@@ -2173,33 +2167,24 @@ __owur enum MSG_PROCESS_RETURN tls_process_new_session_ticket(SSL *s,
unsigned long n);
__owur enum MSG_PROCESS_RETURN tls_process_cert_status(SSL *s, unsigned long n);
__owur enum MSG_PROCESS_RETURN tls_process_server_done(SSL *s, unsigned long n);
__owur int ssl3_send_client_verify(SSL *s);
__owur int tls_construct_client_verify(SSL *s);
__owur int tls_construct_client_verify(SSL *s);
int ssl3_send_client_certificate(SSL *s);
__owur enum WORK_STATE tls_prepare_client_certificate(SSL *s,
enum WORK_STATE wst);
__owur int tls_construct_client_certificate(SSL *s);
__owur int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey);
__owur int ssl3_send_client_key_exchange(SSL *s);
__owur int tls_construct_client_key_exchange(SSL *s);
__owur int tls_client_key_exchange_post_work(SSL *s);
__owur int ssl3_get_key_exchange(SSL *s);
__owur int ssl3_get_server_certificate(SSL *s);
__owur enum MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s,
unsigned long n);
__owur enum MSG_PROCESS_RETURN tls_process_server_certificate(SSL *s,
unsigned long n);
__owur int ssl3_check_cert_and_algorithm(SSL *s);
# ifndef OPENSSL_NO_NEXTPROTONEG
__owur int ssl3_send_next_proto(SSL *s);
__owur int tls_construct_next_proto(SSL *s);
# endif
__owur enum MSG_PROCESS_RETURN dtls_process_hello_verify(SSL *s,
unsigned long n);
int dtls1_client_hello(SSL *s);
/* some server-only functions */
__owur int ssl3_get_client_hello(SSL *s);
__owur int ssl3_send_server_hello(SSL *s);
......
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