SSLerr(SSL_F_SSL3_ACCEPT, ERR_R_INTERNAL_ERROR);
return -1;
}
+
+ if (!ssl_security(s, SSL_SECOP_VERSION, 0,
+ s->version, NULL))
+ {
+ SSLerr(SSL_F_SSL3_ACCEPT, SSL_R_VERSION_TOO_LOW);
+ return -1;
+ }
+
s->type=SSL_ST_ACCEPT;
if (s->init_buf == NULL)
s->state=SSL3_ST_SW_CHANGE_A;
#endif
else
-#ifndef OPENSSL_NO_TLSEXT
- s->state = SSL3_ST_SW_SUPPLEMENTAL_DATA_A;
-#else
- s->state = SSL3_ST_SW_CERT_A;
-#endif
- s->init_num = 0;
- break;
-
-#ifndef OPENSSL_NO_TLSEXT
- case SSL3_ST_SW_SUPPLEMENTAL_DATA_A:
- case SSL3_ST_SW_SUPPLEMENTAL_DATA_B:
- ret = tls1_send_server_supplemental_data(s, &skip);
- if (ret <= 0) goto end;
-
- s->state = SSL3_ST_SW_CERT_A;
+ s->state = SSL3_ST_SW_CERT_A;
s->init_num = 0;
break;
-#endif
case SSL3_ST_SW_CERT_A:
case SSL3_ST_SW_CERT_B:
s->state=s->s3->tmp.next_state;
break;
-#ifndef OPENSSL_NO_TLSEXT
- case SSL3_ST_SR_SUPPLEMENTAL_DATA_A:
- case SSL3_ST_SR_SUPPLEMENTAL_DATA_B:
- ret=tls1_get_client_supplemental_data(s);
- if (ret <= 0) goto end;
- s->s3->tmp.next_state=SSL3_ST_SR_CERT_A;
- s->state=SSL3_ST_SW_FLUSH;
- s->init_num=0;
- break;
-#endif
+
case SSL3_ST_SR_CERT_A:
case SSL3_ST_SR_CERT_B:
/* Check for second client hello (MS SGC) */
goto end;
if (ret == 2)
s->state = SSL3_ST_SR_CLNT_HELLO_C;
-#ifndef OPENSSL_NO_TLSEXT
- else if (ret == 3)
- s->state = SSL3_ST_SR_SUPPLEMENTAL_DATA_A;
-#endif
else {
if (s->s3->tmp.cert_request)
{
case SSL3_ST_SR_CERT_VRFY_A:
case SSL3_ST_SR_CERT_VRFY_B:
+ s->s3->flags |= SSL3_FLAGS_CCS_OK;
/* we should decide if we expected this one */
ret=ssl3_get_cert_verify(s);
if (ret <= 0) goto end;
case SSL3_ST_SR_FINISHED_A:
case SSL3_ST_SR_FINISHED_B:
+ s->s3->flags |= SSL3_FLAGS_CCS_OK;
ret=ssl3_get_finished(s,SSL3_ST_SR_FINISHED_A,
SSL3_ST_SR_FINISHED_B);
if (ret <= 0) goto end;
s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A;
#else
if (s->s3->next_proto_neg_seen)
+ {
+ s->s3->flags |= SSL3_FLAGS_CCS_OK;
s->s3->tmp.next_state=SSL3_ST_SR_NEXT_PROTO_A;
+ }
else
s->s3->tmp.next_state=SSL3_ST_SR_FINISHED_A;
#endif
&ok);
if (!ok) return((int)n);
s->s3->tmp.reuse_message = 1;
-#ifndef OPENSSL_NO_TLSEXT
- if (s->s3->tmp.message_type == SSL3_MT_SUPPLEMENTAL_DATA)
- return 3;
-#endif
if (s->s3->tmp.message_type == SSL3_MT_CLIENT_HELLO)
{
/* We only allow the client to restart the handshake once per
#endif
STACK_OF(SSL_CIPHER) *ciphers=NULL;
- if (s->state == SSL3_ST_SR_CLNT_HELLO_C)
+ if (s->state == SSL3_ST_SR_CLNT_HELLO_C && !s->first_packet)
goto retry_cert;
/* We do this so that we will respond with our native type.
int m, comp_id = s->session->compress_meth;
/* Perform sanity checks on resumed compression algorithm */
/* Can't disable compression */
- if (s->options & SSL_OP_NO_COMPRESSION)
+ if (!ssl_allow_compression(s))
{
SSLerr(SSL_F_SSL3_GET_CLIENT_HELLO,SSL_R_INCONSISTENT_COMPRESSION);
goto f_err;
}
else if (s->hit)
comp = NULL;
- else if (!(s->options & SSL_OP_NO_COMPRESSION) && s->ctx->comp_methods)
+ else if (ssl_allow_compression(s) && s->ctx->comp_methods)
{ /* See if we have a match */
int m,nn,o,v,done=0;
* ssl version is set - sslv3
* s->session - The ssl session has been setup.
* s->hit - session reuse flag
- * s->tmp.new_cipher - the new cipher to use.
+ * s->s3->tmp.new_cipher- the new cipher to use.
*/
/* Handles TLS extensions that we couldn't check earlier */
{
unsigned char *buf;
unsigned char *p,*d;
- int i,sl,al;
+ int i,sl;
+ int al = 0;
unsigned long l;
if (s->state == SSL3_ST_SW_SRVR_HELLO_A)
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,SSL_R_SERVERHELLO_TLSEXT);
return -1;
}
- if ((p = ssl_add_serverhello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH, &al)) == NULL)
+ if ((p = ssl_add_serverhello_tlsext(s, p, buf+SSL3_RT_MAX_PLAIN_LENGTH, &al)) == NULL)
{
- ssl3_send_alert(s, SSL3_AL_FATAL, al);
+ ssl3_send_alert(s, SSL3_AL_FATAL, al);
SSLerr(SSL_F_SSL3_SEND_SERVER_HELLO,ERR_R_INTERNAL_ERROR);
return -1;
}
#ifndef OPENSSL_NO_DH
if (type & SSL_kDHE)
{
- dhp=cert->dh_tmp;
+ if (s->cert->dh_tmp_auto)
+ {
+ dhp = ssl_get_auto_dh(s);
+ if (dhp == NULL)
+ {
+ al=SSL_AD_INTERNAL_ERROR;
+ SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_INTERNAL_ERROR);
+ goto f_err;
+ }
+ }
+ else
+ dhp=cert->dh_tmp;
if ((dhp == NULL) && (s->cert->dh_tmp_cb != NULL))
dhp=s->cert->dh_tmp_cb(s,
SSL_C_IS_EXPORT(s->s3->tmp.new_cipher),
SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_MISSING_TMP_DH_KEY);
goto f_err;
}
-
+ if (!ssl_security(s, SSL_SECOP_TMP_DH,
+ DH_security_bits(dhp), 0, dhp))
+ {
+ al=SSL_AD_HANDSHAKE_FAILURE;
+ SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,SSL_R_DH_KEY_TOO_SMALL);
+ goto f_err;
+ }
if (s->s3->tmp.dh != NULL)
{
SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);
goto err;
}
- if ((dh=DHparams_dup(dhp)) == NULL)
+ if (s->cert->dh_tmp_auto)
+ dh = dhp;
+ else if ((dh=DHparams_dup(dhp)) == NULL)
{
SSLerr(SSL_F_SSL3_SEND_SERVER_KEY_EXCHANGE,ERR_R_DH_LIB);
goto err;
if (SSL_USE_SIGALGS(s))
{
const unsigned char *psigs;
+ unsigned char *etmp = p;
nl = tls12_get_psigalgs(s, &psigs);
- s2n(nl, p);
- memcpy(p, psigs, nl);
+ /* Skip over length for now */
+ p += 2;
+ nl = tls12_copy_sigalgs(s, p, psigs, nl);
+ /* Now fill in length */
+ s2n(nl, etmp);
p += nl;
n += nl + 2;
}
#ifdef NETSCAPE_HANG_BUG
if (!SSL_IS_DTLS(s))
{
+ if (!BUF_MEM_grow_clean(buf, s->init_num + 4))
+ {
+ SSLerr(SSL_F_SSL3_SEND_CERTIFICATE_REQUEST,ERR_R_BUF_LIB);
+ goto err;
+ }
p=(unsigned char *)s->init_buf->data + s->init_num;
/* do the header */
*(p++)=SSL3_MT_SERVER_DONE;
unsigned char premaster_secret[32], *start;
size_t outlen=32, inlen;
unsigned long alg_a;
+ int Ttag, Tclass;
+ long Tlen;
/* Get our certificate private key*/
alg_a = s->s3->tmp.new_cipher->algorithm_auth;
ERR_clear_error();
}
/* Decrypt session key */
- if ((*p!=( V_ASN1_SEQUENCE| V_ASN1_CONSTRUCTED)))
- {
- SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED);
- goto gerr;
- }
- if (p[1] == 0x81)
- {
- start = p+3;
- inlen = p[2];
- }
- else if (p[1] < 0x80)
- {
- start = p+2;
- inlen = p[1];
- }
- else
+ if (ASN1_get_object((const unsigned char **)&p, &Tlen, &Ttag, &Tclass, n) != V_ASN1_CONSTRUCTED ||
+ Ttag != V_ASN1_SEQUENCE ||
+ Tclass != V_ASN1_UNIVERSAL)
{
SSLerr(SSL_F_SSL3_GET_CLIENT_KEY_EXCHANGE,SSL_R_DECRYPTION_FAILED);
goto gerr;
}
+ start = p;
+ inlen = Tlen;
if (EVP_PKEY_decrypt(pkey_ctx,premaster_secret,&outlen,start,inlen) <=0)
{
}
else
{
+ EVP_PKEY *pkey;
i=ssl_verify_cert_chain(s,sk);
if (i <= 0)
{
SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,SSL_R_CERTIFICATE_VERIFY_FAILED);
goto f_err;
}
+ if (i > 1)
+ {
+ SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE, i);
+ al = SSL_AD_HANDSHAKE_FAILURE;
+ goto f_err;
+ }
+ pkey = X509_get_pubkey(sk_X509_value(sk, 0));
+ if (pkey == NULL)
+ {
+ al=SSL3_AD_HANDSHAKE_FAILURE;
+ SSLerr(SSL_F_SSL3_GET_CLIENT_CERTIFICATE,
+ SSL_R_UNKNOWN_CERTIFICATE_TYPE);
+ goto f_err;
+ }
+ EVP_PKEY_free(pkey);
}
if (s->session->peer != NULL) /* This should not be needed */
}
}
- ssl3_output_cert_chain(s,cpk);
+ if (!ssl3_output_cert_chain(s,cpk))
+ {
+ SSLerr(SSL_F_SSL3_SEND_SERVER_CERTIFICATE,ERR_R_INTERNAL_ERROR);
+ return(0);
+ }
s->state=SSL3_ST_SW_CERT_B;
}
}
# endif
-int tls1_send_server_supplemental_data(SSL *s, int *skip)
- {
- int al = 0;
- if (s->ctx->srv_supp_data_records_count)
- {
- unsigned char *p = NULL;
- unsigned char *size_loc = NULL;
- srv_supp_data_record *record = NULL;
- size_t length = 0;
- size_t i = 0;
-
- for (i = 0; i < s->ctx->srv_supp_data_records_count; i++)
- {
- const unsigned char *out = NULL;
- unsigned short outlen = 0;
- int cb_retval = 0;
- record = &s->ctx->srv_supp_data_records[i];
-
- /* NULL callback or -1 omits supp data entry */
- if (!record->fn1)
- continue;
- cb_retval = record->fn1(s, record->supp_data_type,
- &out, &outlen, &al,
- record->arg);
- if (cb_retval == -1)
- continue; /* skip this supp data entry */
- if (cb_retval == 0)
- {
- SSLerr(SSL_F_TLS1_SEND_SERVER_SUPPLEMENTAL_DATA,ERR_R_BUF_LIB);
- goto f_err;
- }
- if (outlen == 0 || TLSEXT_MAXLEN_supplemental_data < outlen + 4 + length)
- {
- SSLerr(SSL_F_TLS1_SEND_SERVER_SUPPLEMENTAL_DATA,ERR_R_BUF_LIB);
- return 0;
- }
- /* write supp data entry...
- * if first entry, write handshake message type
- * jump back to write length at end */
- if (length == 0)
- {
- /* 1 byte message type + 3 bytes for
- * message length */
- if (!BUF_MEM_grow_clean(s->init_buf, 4))
- {
- SSLerr(SSL_F_TLS1_SEND_SERVER_SUPPLEMENTAL_DATA,ERR_R_BUF_LIB);
- return 0;
- }
- p = (unsigned char *)s->init_buf->data;
- *(p++) = SSL3_MT_SUPPLEMENTAL_DATA;
- /* hold on to length field to update later */
- size_loc = p;
- /* skip over handshake length field (3
- * bytes) and supp_data length field
- * (3 bytes) */
- p += 3 + 3;
- length += 1 +3 +3;
- }
- /* 2 byte supp data type + 2 byte length + outlen */
- if (!BUF_MEM_grow(s->init_buf, outlen + 4))
- {
- SSLerr(SSL_F_TLS1_SEND_SERVER_SUPPLEMENTAL_DATA,ERR_R_BUF_LIB);
- return 0;
- }
- s2n(record->supp_data_type, p);
- s2n(outlen, p);
- memcpy(p, out, outlen);
- /* update length to supp data type (2 bytes) +
- * supp data length (2 bytes) + supp data */
- length += (outlen + 4);
- p += outlen;
- }
- if (length > 0)
- {
- /* write handshake length */
- l2n3(length - 4, size_loc);
- /* supp_data length */
- l2n3(length - 7, size_loc);
- s->state = SSL3_ST_SW_SUPPLEMENTAL_DATA_B;
- s->init_num = length;
- s->init_off = 0;
-
- return ssl3_do_write(s, SSL3_RT_HANDSHAKE);
- }
- }
-
- /* no supp data message sent */
- *skip = 1;
- s->init_num = 0;
- s->init_off = 0;
- return 1;
-f_err:
- ssl3_send_alert(s,SSL3_AL_FATAL,al);
- return 0;
- }
-
-int tls1_get_client_supplemental_data(SSL *s)
- {
- int al = 0;
- int cb_retval = 0;
- int ok;
- long n;
- const unsigned char *p, *d;
- unsigned short supp_data_entry_type = 0;
- unsigned long supp_data_entry_len = 0;
- unsigned long supp_data_len = 0;
- size_t i = 0;
-
- n=s->method->ssl_get_message(s,
- SSL3_ST_SR_SUPPLEMENTAL_DATA_A,
- SSL3_ST_SR_SUPPLEMENTAL_DATA_B,
- SSL3_MT_SUPPLEMENTAL_DATA,
- /* use default limit */
- TLSEXT_MAXLEN_supplemental_data,
- &ok);
-
- if (!ok) return((int)n);
-
- p = (unsigned char *)s->init_msg;
- d = p;
-
- /* The message cannot be empty */
- if (n < 3)
- {
- al = SSL_AD_DECODE_ERROR;
- SSLerr(SSL_F_TLS1_GET_CLIENT_SUPPLEMENTAL_DATA,SSL_R_LENGTH_MISMATCH);
- goto f_err;
- }
- n2l3(p, supp_data_len);
- while (p<d+supp_data_len)
- {
- n2s(p, supp_data_entry_type);
- n2s(p, supp_data_entry_len);
- /* if there is a callback for this supp data type, send it */
- for (i=0; i < s->ctx->srv_supp_data_records_count; i++)
- {
- if (s->ctx->srv_supp_data_records[i].supp_data_type == supp_data_entry_type && s->ctx->srv_supp_data_records[i].fn2)
- {
- cb_retval = s->ctx->srv_supp_data_records[i].fn2(s, supp_data_entry_type, p, supp_data_entry_len, &al, s->ctx->srv_supp_data_records[i].arg);
- if (cb_retval == 0)
- {
- SSLerr(SSL_F_TLS1_GET_CLIENT_SUPPLEMENTAL_DATA, ERR_R_SSL_LIB);
- goto f_err;
- }
- }
- }
- p+=supp_data_entry_len;
- }
- return 1;
-f_err:
- ssl3_send_alert(s,SSL3_AL_FATAL,al);
- return -1;
- }
#endif
projects / openssl.git / blobdiff