#include <openssl/objects.h>
#include <openssl/evp.h>
#include <openssl/md5.h>
-#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
-#endif
#ifndef OPENSSL_NO_DH
#include <openssl/dh.h>
#endif
s->state=SSL3_ST_CW_CLNT_HELLO_A;
s->ctx->stats.sess_connect++;
s->init_num=0;
+ s->s3->flags &= ~SSL3_FLAGS_CCS_OK;
+ /* Should have been reset by ssl3_get_finished, too. */
+ s->s3->change_cipher_spec = 0;
break;
case SSL3_ST_CW_CLNT_HELLO_A:
break;
case SSL3_ST_CR_CERT_A:
case SSL3_ST_CR_CERT_B:
-#ifndef OPENSSL_NO_TLSEXT
- ret=ssl3_check_finished(s);
- if (ret <= 0) goto end;
- if (ret == 2)
- {
- s->hit = 1;
- if (s->tlsext_ticket_expected)
- s->state=SSL3_ST_CR_SESSION_TICKET_A;
- else
- s->state=SSL3_ST_CR_FINISHED_A;
- s->init_num=0;
- break;
- }
-#endif
/* Check if it is anon DH/ECDH, SRP auth */
/* or PSK */
if (!(s->s3->tmp.new_cipher->algorithm_auth & (SSL_aNULL|SSL_aSRP)) &&
else
{
s->state=SSL3_ST_CW_CHANGE_A;
- s->s3->change_cipher_spec=0;
}
if (s->s3->flags & TLS1_FLAGS_SKIP_CERT_VERIFY)
{
s->state=SSL3_ST_CW_CHANGE_A;
- s->s3->change_cipher_spec=0;
}
s->init_num=0;
if (ret <= 0) goto end;
s->state=SSL3_ST_CW_CHANGE_A;
s->init_num=0;
- s->s3->change_cipher_spec=0;
break;
case SSL3_ST_CW_CHANGE_A:
s->method->ssl3_enc->client_finished_label,
s->method->ssl3_enc->client_finished_label_len);
if (ret <= 0) goto end;
- s->s3->flags |= SSL3_FLAGS_CCS_OK;
s->state=SSL3_ST_CW_FLUSH;
/* clear flags */
case SSL3_ST_CR_FINISHED_A:
case SSL3_ST_CR_FINISHED_B:
-
s->s3->flags |= SSL3_FLAGS_CCS_OK;
ret=ssl3_get_finished(s,SSL3_ST_CR_FINISHED_A,
SSL3_ST_CR_FINISHED_B);
SSL_SESSION *sess = s->session;
if ((sess == NULL) ||
(sess->ssl_version != s->version) ||
-#ifdef OPENSSL_NO_TLSEXT
!sess->session_id_length ||
-#else
- (!sess->session_id_length && !sess->tlsext_tick) ||
-#endif
(sess->not_resumable))
{
if (!ssl_get_new_session(s,0))
/* Do the message type and length last */
d=p= ssl_handshake_start(s);
- /* version indicates the negotiated version: for example from
+ /*-
+ * version indicates the negotiated version: for example from
* an SSLv2/v3 compatible client hello). The client_version
* field is the maximum version we permit and it is also
* used in RSA encrypted premaster secrets. Some servers can
SSL3_ST_CR_SRVR_HELLO_A,
SSL3_ST_CR_SRVR_HELLO_B,
-1,
- 20000, /* ?? */
+ 20000,
&ok);
if (!ok) return((int)n);
al = SSL_AD_PROTOCOL_VERSION;
goto f_err;
}
- s->version = s->client_version = s->method->version;
+ s->version = s->method->version;
}
if ((p[0] != (s->version>>8)) || (p[1] != (s->version&0xff)))
s->session->cipher = pref_cipher ?
pref_cipher : ssl_get_cipher_by_char(s, p+j);
s->hit = 1;
- s->s3->flags |= SSL3_FLAGS_CCS_OK;
}
}
#endif /* OPENSSL_NO_TLSEXT */
SSLerr(SSL_F_SSL3_GET_SERVER_HELLO,SSL_R_ATTEMPT_TO_REUSE_SESSION_IN_DIFFERENT_CONTEXT);
goto f_err;
}
- s->s3->flags |= SSL3_FLAGS_CCS_OK;
s->hit=1;
}
/* a miss or crap from the other end */
? 0 : 1;
#ifdef KSSL_DEBUG
- printf("pkey,x = %p, %p\n", pkey,x);
- printf("ssl_cert_type(x,pkey) = %d\n", ssl_cert_type(x,pkey));
- printf("cipher, alg, nc = %s, %lx, %lx, %d\n", s->s3->tmp.new_cipher->name,
+ fprintf(stderr,"pkey,x = %p, %p\n", pkey,x);
+ fprintf(stderr,"ssl_cert_type(x,pkey) = %d\n", ssl_cert_type(x,pkey));
+ fprintf(stderr,"cipher, alg, nc = %s, %lx, %lx, %d\n", s->s3->tmp.new_cipher->name,
s->s3->tmp.new_cipher->algorithm_mkey, s->s3->tmp.new_cipher->algorithm_auth, need_cert);
#endif /* KSSL_DEBUG */
int encoded_pt_len = 0;
#endif
+ EVP_MD_CTX_init(&md_ctx);
+
/* use same message size as in ssl3_get_certificate_request()
* as ServerKeyExchange message may be skipped */
n=s->method->ssl_get_message(s,
&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))
+ {
+ SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE, SSL_R_UNEXPECTED_MESSAGE);
+ al = SSL_AD_UNEXPECTED_MESSAGE;
+ goto f_err;
+ }
#ifndef OPENSSL_NO_PSK
/* In plain PSK ciphersuite, ServerKeyExchange can be
omitted if no identity hint is sent. Set
session->sess_cert anyway to avoid problems
later.*/
- if (s->s3->tmp.new_cipher->algorithm_mkey & SSL_kPSK)
+ if (alg_k & SSL_kPSK)
{
s->session->sess_cert=ssl_sess_cert_new();
if (s->ctx->psk_identity_hint)
/* Total length of the parameters including the length prefix */
param_len=0;
- alg_k=s->s3->tmp.new_cipher->algorithm_mkey;
alg_a=s->s3->tmp.new_cipher->algorithm_auth;
- EVP_MD_CTX_init(&md_ctx);
al=SSL_AD_DECODE_ERROR;
#ifndef OPENSSL_NO_RSA
if (alg_k & SSL_kRSA)
{
+ /* Temporary RSA keys only allowed in export ciphersuites */
+ if (!SSL_C_IS_EXPORT(s->s3->tmp.new_cipher))
+ {
+ al=SSL_AD_UNEXPECTED_MESSAGE;
+ SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,SSL_R_UNEXPECTED_MESSAGE);
+ goto f_err;
+ }
if ((rsa=RSA_new()) == NULL)
{
SSLerr(SSL_F_SSL3_GET_KEY_EXCHANGE,ERR_R_MALLOC_FAILURE);
{
/* If we exceed static buffer copy all to cert structure */
s->cert->ctypes = OPENSSL_malloc(ctype_num);
+ if (s->cert->ctypes == NULL)
+ {
+ SSLerr(SSL_F_SSL3_GET_CERTIFICATE_REQUEST,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
memcpy(s->cert->ctypes, p, ctype_num);
s->cert->ctype_num = (size_t)ctype_num;
ctype_num=SSL3_CT_NUMBER;
n=s->method->ssl_get_message(s,
SSL3_ST_CR_SESSION_TICKET_A,
SSL3_ST_CR_SESSION_TICKET_B,
- -1,
+ SSL3_MT_NEWSESSION_TICKET,
16384,
&ok);
if (!ok)
return((int)n);
- if (s->s3->tmp.message_type == SSL3_MT_FINISHED)
- {
- s->s3->tmp.reuse_message=1;
- return(1);
- }
- if (s->s3->tmp.message_type != SSL3_MT_NEWSESSION_TICKET)
- {
- al=SSL_AD_UNEXPECTED_MESSAGE;
- SSLerr(SSL_F_SSL3_GET_NEW_SESSION_TICKET,SSL_R_BAD_MESSAGE_TYPE);
- goto f_err;
- }
if (n < 6)
{
/* need at least ticket_lifetime_hint + ticket length */
int ok,ret=0;
long n;
+ /* 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, /* should be very small, like 0 :-) */
+ 30,
&ok);
if (!ok) return((int)n);
EVP_CIPHER_CTX_init(&ciph_ctx);
#ifdef KSSL_DEBUG
- printf("ssl3_send_client_key_exchange(%lx & %lx)\n",
+ fprintf(stderr,"ssl3_send_client_key_exchange(%lx & %lx)\n",
alg_k, SSL_kKRB5);
#endif /* KSSL_DEBUG */
goto err;
#ifdef KSSL_DEBUG
{
- printf("kssl_cget_tkt rtn %d\n", krb5rc);
+ fprintf(stderr,"kssl_cget_tkt rtn %d\n", krb5rc);
if (krb5rc && kssl_err.text)
- printf("kssl_cget_tkt kssl_err=%s\n", kssl_err.text);
+ fprintf(stderr,"kssl_cget_tkt kssl_err=%s\n", kssl_err.text);
}
#endif /* KSSL_DEBUG */
goto err;
}
- /* 20010406 VRS - Earlier versions used KRB5 AP_REQ
- ** in place of RFC 2712 KerberosWrapper, as in:
- **
- ** Send ticket (copy to *p, set n = length)
- ** n = krb5_ap_req.length;
- ** memcpy(p, krb5_ap_req.data, krb5_ap_req.length);
- ** if (krb5_ap_req.data)
- ** kssl_krb5_free_data_contents(NULL,&krb5_ap_req);
- **
- ** Now using real RFC 2712 KerberosWrapper
- ** (Thanks to Simon Wilkinson <sxw@sxw.org.uk>)
- ** Note: 2712 "opaque" types are here replaced
- ** with a 2-byte length followed by the value.
- ** Example:
- ** KerberosWrapper= xx xx asn1ticket 0 0 xx xx encpms
- ** Where "xx xx" = length bytes. Shown here with
- ** optional authenticator omitted.
- */
+ /*-
+ * 20010406 VRS - Earlier versions used KRB5 AP_REQ
+ * in place of RFC 2712 KerberosWrapper, as in:
+ *
+ * Send ticket (copy to *p, set n = length)
+ * n = krb5_ap_req.length;
+ * memcpy(p, krb5_ap_req.data, krb5_ap_req.length);
+ * if (krb5_ap_req.data)
+ * kssl_krb5_free_data_contents(NULL,&krb5_ap_req);
+ *
+ * Now using real RFC 2712 KerberosWrapper
+ * (Thanks to Simon Wilkinson <sxw@sxw.org.uk>)
+ * Note: 2712 "opaque" types are here replaced
+ * with a 2-byte length followed by the value.
+ * Example:
+ * KerberosWrapper= xx xx asn1ticket 0 0 xx xx encpms
+ * Where "xx xx" = length bytes. Shown here with
+ * optional authenticator omitted.
+ */
/* KerberosWrapper.Ticket */
s2n(enc_ticket->length,p);
if (RAND_bytes(&(tmp_buf[2]),sizeof tmp_buf-2) <= 0)
goto err;
- /* 20010420 VRS. Tried it this way; failed.
- ** EVP_EncryptInit_ex(&ciph_ctx,enc, NULL,NULL);
- ** EVP_CIPHER_CTX_set_key_length(&ciph_ctx,
- ** kssl_ctx->length);
- ** EVP_EncryptInit_ex(&ciph_ctx,NULL, key,iv);
- */
+ /*-
+ * 20010420 VRS. Tried it this way; failed.
+ * EVP_EncryptInit_ex(&ciph_ctx,enc, NULL,NULL);
+ * EVP_CIPHER_CTX_set_key_length(&ciph_ctx,
+ * kssl_ctx->length);
+ * EVP_EncryptInit_ex(&ciph_ctx,NULL, key,iv);
+ */
memset(iv, 0, sizeof iv); /* per RFC 1510 */
EVP_EncryptInit_ex(&ciph_ctx,enc, NULL,
*/
if ((alg_k & (SSL_kECDHr|SSL_kECDHe)) && (s->cert != NULL))
{
- /* XXX: For now, we do not support client
+ /*-
+ * XXX: For now, we do not support client
* authentication using ECDH certificates.
* To add such support, one needs to add
* code that checks for appropriate
{
if (ssl_check_srvr_ecc_cert_and_alg(sc->peer_pkeys[idx].x509,
s) == 0)
- { /* check failed */
+ {
+ /* check failed */
SSLerr(SSL_F_SSL3_CHECK_CERT_AND_ALGORITHM,SSL_R_BAD_ECC_CERT);
goto f_err;
}
return ssl3_do_write(s, SSL3_RT_HANDSHAKE);
}
# endif
-
-int ssl3_check_finished(SSL *s)
- {
- int ok;
- long n;
-
- /* If we have no ticket it cannot be a resumed session. */
- if (!s->session->tlsext_tick)
- return 1;
- /* this function is called when we really expect a Certificate
- * message, so permit appropriate message length */
- 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);
- s->s3->tmp.reuse_message = 1;
-
- if ((s->s3->tmp.message_type == SSL3_MT_FINISHED)
- || (s->s3->tmp.message_type == SSL3_MT_NEWSESSION_TICKET))
- return 2;
-
- return 1;
- }
#endif
int ssl_do_client_cert_cb(SSL *s, X509 **px509, EVP_PKEY **ppkey)
projects / openssl.git / blobdiff