* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
+/* ====================================================================
+ * Copyright (c) 1998-2007 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+/* ====================================================================
+ * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
+ * ECC cipher suite support in OpenSSL originally developed by
+ * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
+ */
+/* ====================================================================
+ * Copyright 2005 Nokia. All rights reserved.
+ *
+ * The portions of the attached software ("Contribution") is developed by
+ * Nokia Corporation and is licensed pursuant to the OpenSSL open source
+ * license.
+ *
+ * The Contribution, originally written by Mika Kousa and Pasi Eronen of
+ * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
+ * support (see RFC 4279) to OpenSSL.
+ *
+ * No patent licenses or other rights except those expressly stated in
+ * the OpenSSL open source license shall be deemed granted or received
+ * expressly, by implication, estoppel, or otherwise.
+ *
+ * No assurances are provided by Nokia that the Contribution does not
+ * infringe the patent or other intellectual property rights of any third
+ * party or that the license provides you with all the necessary rights
+ * to make use of the Contribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
+ * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
+ * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
+ * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
+ * OTHERWISE.
+ */
+#ifdef REF_CHECK
+# include <assert.h>
+#endif
#include <stdio.h>
+#include "ssl_locl.h"
+#include "kssl_lcl.h"
#include <openssl/objects.h>
#include <openssl/lhash.h>
-#include "ssl_locl.h"
-
-char *SSL_version_str=OPENSSL_VERSION_TEXT;
+#include <openssl/x509v3.h>
+#include <openssl/rand.h>
+#include <openssl/ocsp.h>
+#ifndef OPENSSL_NO_DH
+#include <openssl/dh.h>
+#endif
+#ifndef OPENSSL_NO_ENGINE
+#include <openssl/engine.h>
+#endif
-static STACK *ssl_meth=NULL;
-static STACK *ssl_ctx_meth=NULL;
-static int ssl_meth_num=0;
-static int ssl_ctx_meth_num=0;
+const char *SSL_version_str=OPENSSL_VERSION_TEXT;
SSL3_ENC_METHOD ssl3_undef_enc_method={
+ /* evil casts, but these functions are only called if there's a library bug */
+ (int (*)(SSL *,int))ssl_undefined_function,
+ (int (*)(SSL *, unsigned char *, int))ssl_undefined_function,
ssl_undefined_function,
- ssl_undefined_function,
- ssl_undefined_function,
- ssl_undefined_function,
- ssl_undefined_function,
- ssl_undefined_function,
+ (int (*)(SSL *, unsigned char *, unsigned char *, int))ssl_undefined_function,
+ (int (*)(SSL*, int))ssl_undefined_function,
+ (int (*)(SSL *, const char*, int, unsigned char *))ssl_undefined_function,
+ 0, /* finish_mac_length */
+ (int (*)(SSL *, int, unsigned char *))ssl_undefined_function,
+ NULL, /* client_finished_label */
+ 0, /* client_finished_label_len */
+ NULL, /* server_finished_label */
+ 0, /* server_finished_label_len */
+ (int (*)(int))ssl_undefined_function
};
int SSL_clear(SSL *s)
{
- int state;
if (s->method == NULL)
{
return(0);
}
+ if (ssl_clear_bad_session(s))
+ {
+ SSL_SESSION_free(s->session);
+ s->session=NULL;
+ }
+
s->error=0;
s->hit=0;
s->shutdown=0;
-#if 0
+#if 0 /* Disabled since version 1.10 of this file (early return not
+ * needed because SSL_clear is not called when doing renegotiation) */
/* This is set if we are doing dynamic renegotiation so keep
* the old cipher. It is sort of a SSL_clear_lite :-) */
if (s->new_session) return(1);
+#else
+ if (s->new_session)
+ {
+ SSLerr(SSL_F_SSL_CLEAR,ERR_R_INTERNAL_ERROR);
+ return 0;
+ }
#endif
- state=s->state; /* Keep to check if we throw away the session-id */
s->type=0;
s->state=SSL_ST_BEFORE|((s->server)?SSL_ST_ACCEPT:SSL_ST_CONNECT);
s->client_version=s->version;
s->rwstate=SSL_NOTHING;
s->rstate=SSL_ST_READ_HEADER;
+#if 0
s->read_ahead=s->ctx->read_ahead;
+#endif
if (s->init_buf != NULL)
{
}
ssl_clear_cipher_ctx(s);
-
- if (ssl_clear_bad_session(s))
- {
- SSL_SESSION_free(s->session);
- s->session=NULL;
- }
+ ssl_clear_hash_ctx(&s->read_hash);
+ ssl_clear_hash_ctx(&s->write_hash);
s->first_packet=0;
#if 1
/* Check to see if we were changed into a different method, if
* so, revert back if we are not doing session-id reuse. */
- if ((s->session == NULL) && (s->method != s->ctx->method))
+ if (!s->in_handshake && (s->session == NULL) && (s->method != s->ctx->method))
{
s->method->ssl_free(s);
s->method=s->ctx->method;
}
/** Used to change an SSL_CTXs default SSL method type */
-int SSL_CTX_set_ssl_version(SSL_CTX *ctx,SSL_METHOD *meth)
+int SSL_CTX_set_ssl_version(SSL_CTX *ctx,const SSL_METHOD *meth)
{
STACK_OF(SSL_CIPHER) *sk;
return(NULL);
}
- s=(SSL *)Malloc(sizeof(SSL));
+ s=(SSL *)OPENSSL_malloc(sizeof(SSL));
if (s == NULL) goto err;
memset(s,0,sizeof(SSL));
+#ifndef OPENSSL_NO_KRB5
+ s->kssl_ctx = kssl_ctx_new();
+#endif /* OPENSSL_NO_KRB5 */
+
+ s->options=ctx->options;
+ s->mode=ctx->mode;
+ s->max_cert_list=ctx->max_cert_list;
+
if (ctx->cert != NULL)
{
/* Earlier library versions used to copy the pointer to
}
else
s->cert=NULL; /* Cannot really happen (see SSL_CTX_new) */
- s->sid_ctx_length=ctx->sid_ctx_length;
- memcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx));
+
+ s->read_ahead=ctx->read_ahead;
+ s->msg_callback=ctx->msg_callback;
+ s->msg_callback_arg=ctx->msg_callback_arg;
s->verify_mode=ctx->verify_mode;
+#if 0
s->verify_depth=ctx->verify_depth;
+#endif
+ s->sid_ctx_length=ctx->sid_ctx_length;
+ OPENSSL_assert(s->sid_ctx_length <= sizeof s->sid_ctx);
+ memcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx));
s->verify_callback=ctx->default_verify_callback;
+ s->generate_session_id=ctx->generate_session_id;
+
+ s->param = X509_VERIFY_PARAM_new();
+ if (!s->param)
+ goto err;
+ X509_VERIFY_PARAM_inherit(s->param, ctx->param);
+#if 0
+ s->purpose = ctx->purpose;
+ s->trust = ctx->trust;
+#endif
+ s->quiet_shutdown=ctx->quiet_shutdown;
+ s->max_send_fragment = ctx->max_send_fragment;
+
CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
s->ctx=ctx;
+#ifndef OPENSSL_NO_TLSEXT
+ s->tlsext_debug_cb = 0;
+ s->tlsext_debug_arg = NULL;
+ s->tlsext_ticket_expected = 0;
+ s->tlsext_status_type = -1;
+ s->tlsext_status_expected = 0;
+ s->tlsext_ocsp_ids = NULL;
+ s->tlsext_ocsp_exts = NULL;
+ s->tlsext_ocsp_resp = NULL;
+ s->tlsext_ocsp_resplen = -1;
+ CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
+ s->initial_ctx=ctx;
+#endif
s->verify_result=X509_V_OK;
if (!s->method->ssl_new(s))
goto err;
- s->quiet_shutdown=ctx->quiet_shutdown;
s->references=1;
s->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1;
- s->options=ctx->options;
+
SSL_clear(s);
- CRYPTO_new_ex_data(ssl_meth,(char *)s,&s->ex_data);
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data);
+
+#ifndef OPENSSL_NO_PSK
+ s->psk_client_callback=ctx->psk_client_callback;
+ s->psk_server_callback=ctx->psk_server_callback;
+#endif
return(s);
err:
ssl_cert_free(s->cert);
if (s->ctx != NULL)
SSL_CTX_free(s->ctx); /* decrement reference count */
- Free(s);
+ OPENSSL_free(s);
}
SSLerr(SSL_F_SSL_NEW,ERR_R_MALLOC_FAILURE);
return(NULL);
int SSL_CTX_set_session_id_context(SSL_CTX *ctx,const unsigned char *sid_ctx,
unsigned int sid_ctx_len)
{
- if(sid_ctx_len > SSL_MAX_SID_CTX_LENGTH)
+ if(sid_ctx_len > sizeof ctx->sid_ctx)
{
SSLerr(SSL_F_SSL_CTX_SET_SESSION_ID_CONTEXT,SSL_R_SSL_SESSION_ID_CONTEXT_TOO_LONG);
return 0;
return 1;
}
+int SSL_CTX_set_generate_session_id(SSL_CTX *ctx, GEN_SESSION_CB cb)
+ {
+ CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
+ ctx->generate_session_id = cb;
+ CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
+ return 1;
+ }
+
+int SSL_set_generate_session_id(SSL *ssl, GEN_SESSION_CB cb)
+ {
+ CRYPTO_w_lock(CRYPTO_LOCK_SSL);
+ ssl->generate_session_id = cb;
+ CRYPTO_w_unlock(CRYPTO_LOCK_SSL);
+ return 1;
+ }
+
+int SSL_has_matching_session_id(const SSL *ssl, const unsigned char *id,
+ unsigned int id_len)
+ {
+ /* A quick examination of SSL_SESSION_hash and SSL_SESSION_cmp shows how
+ * we can "construct" a session to give us the desired check - ie. to
+ * find if there's a session in the hash table that would conflict with
+ * any new session built out of this id/id_len and the ssl_version in
+ * use by this SSL. */
+ SSL_SESSION r, *p;
+
+ if(id_len > sizeof r.session_id)
+ return 0;
+
+ r.ssl_version = ssl->version;
+ r.session_id_length = id_len;
+ memcpy(r.session_id, id, id_len);
+ /* NB: SSLv2 always uses a fixed 16-byte session ID, so even if a
+ * callback is calling us to check the uniqueness of a shorter ID, it
+ * must be compared as a padded-out ID because that is what it will be
+ * converted to when the callback has finished choosing it. */
+ if((r.ssl_version == SSL2_VERSION) &&
+ (id_len < SSL2_SSL_SESSION_ID_LENGTH))
+ {
+ memset(r.session_id + id_len, 0,
+ SSL2_SSL_SESSION_ID_LENGTH - id_len);
+ r.session_id_length = SSL2_SSL_SESSION_ID_LENGTH;
+ }
+
+ CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
+ p = lh_SSL_SESSION_retrieve(ssl->ctx->sessions, &r);
+ CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
+ return (p != NULL);
+ }
+
+int SSL_CTX_set_purpose(SSL_CTX *s, int purpose)
+ {
+ return X509_VERIFY_PARAM_set_purpose(s->param, purpose);
+ }
+
+int SSL_set_purpose(SSL *s, int purpose)
+ {
+ return X509_VERIFY_PARAM_set_purpose(s->param, purpose);
+ }
+
+int SSL_CTX_set_trust(SSL_CTX *s, int trust)
+ {
+ return X509_VERIFY_PARAM_set_trust(s->param, trust);
+ }
+
+int SSL_set_trust(SSL *s, int trust)
+ {
+ return X509_VERIFY_PARAM_set_trust(s->param, trust);
+ }
+
void SSL_free(SSL *s)
{
int i;
}
#endif
- CRYPTO_free_ex_data(ssl_meth,(char *)s,&s->ex_data);
+ if (s->param)
+ X509_VERIFY_PARAM_free(s->param);
+
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL, s, &s->ex_data);
if (s->bbio != NULL)
{
}
ssl_clear_cipher_ctx(s);
+ ssl_clear_hash_ctx(&s->read_hash);
+ ssl_clear_hash_ctx(&s->write_hash);
if (s->cert != NULL) ssl_cert_free(s->cert);
/* Free up if allocated */
if (s->ctx) SSL_CTX_free(s->ctx);
+#ifndef OPENSSL_NO_TLSEXT
+ if (s->initial_ctx) SSL_CTX_free(s->initial_ctx);
+#ifndef OPENSSL_NO_EC
+ if (s->tlsext_ecpointformatlist) OPENSSL_free(s->tlsext_ecpointformatlist);
+ if (s->tlsext_ellipticcurvelist) OPENSSL_free(s->tlsext_ellipticcurvelist);
+#endif /* OPENSSL_NO_EC */
+ if (s->tlsext_opaque_prf_input) OPENSSL_free(s->tlsext_opaque_prf_input);
+ if (s->tlsext_ocsp_exts)
+ sk_X509_EXTENSION_pop_free(s->tlsext_ocsp_exts,
+ X509_EXTENSION_free);
+ if (s->tlsext_ocsp_ids)
+ sk_OCSP_RESPID_pop_free(s->tlsext_ocsp_ids, OCSP_RESPID_free);
+ if (s->tlsext_ocsp_resp)
+ OPENSSL_free(s->tlsext_ocsp_resp);
+#endif
if (s->client_CA != NULL)
sk_X509_NAME_pop_free(s->client_CA,X509_NAME_free);
if (s->method != NULL) s->method->ssl_free(s);
- Free((char *)s);
+#ifndef OPENSSL_NO_KRB5
+ if (s->kssl_ctx != NULL)
+ kssl_ctx_free(s->kssl_ctx);
+#endif /* OPENSSL_NO_KRB5 */
+
+ OPENSSL_free(s);
}
void SSL_set_bio(SSL *s,BIO *rbio,BIO *wbio)
s->wbio=wbio;
}
-BIO *SSL_get_rbio(SSL *s)
+BIO *SSL_get_rbio(const SSL *s)
{ return(s->rbio); }
-BIO *SSL_get_wbio(SSL *s)
+BIO *SSL_get_wbio(const SSL *s)
{ return(s->wbio); }
-int SSL_get_fd(SSL *s)
+int SSL_get_fd(const SSL *s)
+ {
+ return(SSL_get_rfd(s));
+ }
+
+int SSL_get_rfd(const SSL *s)
{
int ret= -1;
BIO *b,*r;
return(ret);
}
-#ifndef NO_SOCK
+int SSL_get_wfd(const SSL *s)
+ {
+ int ret= -1;
+ BIO *b,*r;
+
+ b=SSL_get_wbio(s);
+ r=BIO_find_type(b,BIO_TYPE_DESCRIPTOR);
+ if (r != NULL)
+ BIO_get_fd(r,&ret);
+ return(ret);
+ }
+
+#ifndef OPENSSL_NO_SOCK
int SSL_set_fd(SSL *s,int fd)
{
int ret=0;
}
#endif
-int SSL_get_verify_mode(SSL *s)
+
+/* return length of latest Finished message we sent, copy to 'buf' */
+size_t SSL_get_finished(const SSL *s, void *buf, size_t count)
+ {
+ size_t ret = 0;
+
+ if (s->s3 != NULL)
+ {
+ ret = s->s3->tmp.finish_md_len;
+ if (count > ret)
+ count = ret;
+ memcpy(buf, s->s3->tmp.finish_md, count);
+ }
+ return ret;
+ }
+
+/* return length of latest Finished message we expected, copy to 'buf' */
+size_t SSL_get_peer_finished(const SSL *s, void *buf, size_t count)
+ {
+ size_t ret = 0;
+
+ if (s->s3 != NULL)
+ {
+ ret = s->s3->tmp.peer_finish_md_len;
+ if (count > ret)
+ count = ret;
+ memcpy(buf, s->s3->tmp.peer_finish_md, count);
+ }
+ return ret;
+ }
+
+
+int SSL_get_verify_mode(const SSL *s)
{
return(s->verify_mode);
}
-int SSL_get_verify_depth(SSL *s)
+int SSL_get_verify_depth(const SSL *s)
{
- return(s->verify_depth);
+ return X509_VERIFY_PARAM_get_depth(s->param);
}
-int (*SSL_get_verify_callback(SSL *s))(int,X509_STORE_CTX *)
+int (*SSL_get_verify_callback(const SSL *s))(int,X509_STORE_CTX *)
{
return(s->verify_callback);
}
-int SSL_CTX_get_verify_mode(SSL_CTX *ctx)
+int SSL_CTX_get_verify_mode(const SSL_CTX *ctx)
{
return(ctx->verify_mode);
}
-int SSL_CTX_get_verify_depth(SSL_CTX *ctx)
+int SSL_CTX_get_verify_depth(const SSL_CTX *ctx)
{
- return(ctx->verify_depth);
+ return X509_VERIFY_PARAM_get_depth(ctx->param);
}
-int (*SSL_CTX_get_verify_callback(SSL_CTX *ctx))(int,X509_STORE_CTX *)
+int (*SSL_CTX_get_verify_callback(const SSL_CTX *ctx))(int,X509_STORE_CTX *)
{
return(ctx->default_verify_callback);
}
void SSL_set_verify_depth(SSL *s,int depth)
{
- s->verify_depth=depth;
+ X509_VERIFY_PARAM_set_depth(s->param, depth);
}
void SSL_set_read_ahead(SSL *s,int yes)
s->read_ahead=yes;
}
-int SSL_get_read_ahead(SSL *s)
+int SSL_get_read_ahead(const SSL *s)
{
return(s->read_ahead);
}
-int SSL_pending(SSL *s)
+int SSL_pending(const SSL *s)
{
+ /* SSL_pending cannot work properly if read-ahead is enabled
+ * (SSL_[CTX_]ctrl(..., SSL_CTRL_SET_READ_AHEAD, 1, NULL)),
+ * and it is impossible to fix since SSL_pending cannot report
+ * errors that may be observed while scanning the new data.
+ * (Note that SSL_pending() is often used as a boolean value,
+ * so we'd better not return -1.)
+ */
return(s->method->ssl_pending(s));
}
-X509 *SSL_get_peer_certificate(SSL *s)
+X509 *SSL_get_peer_certificate(const SSL *s)
{
X509 *r;
return(r);
}
-STACK_OF(X509) *SSL_get_peer_cert_chain(SSL *s)
+STACK_OF(X509) *SSL_get_peer_cert_chain(const SSL *s)
{
STACK_OF(X509) *r;
else
r=s->session->sess_cert->cert_chain;
+ /* If we are a client, cert_chain includes the peer's own
+ * certificate; if we are a server, it does not. */
+
return(r);
}
/* Now in theory, since the calling process own 't' it should be safe to
* modify. We need to be able to read f without being hassled */
-void SSL_copy_session_id(SSL *t,SSL *f)
+void SSL_copy_session_id(SSL *t,const SSL *f)
{
CERT *tmp;
}
/* Fix this so it checks all the valid key/cert options */
-int SSL_CTX_check_private_key(SSL_CTX *ctx)
+int SSL_CTX_check_private_key(const SSL_CTX *ctx)
{
if ( (ctx == NULL) ||
(ctx->cert == NULL) ||
}
/* Fix this function so that it takes an optional type parameter */
-int SSL_check_private_key(SSL *ssl)
+int SSL_check_private_key(const SSL *ssl)
{
if (ssl == NULL)
{
return(0);
}
if (ssl->cert == NULL)
- return(SSL_CTX_check_private_key(ssl->ctx));
+ {
+ SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED);
+ return 0;
+ }
if (ssl->cert->key->x509 == NULL)
{
SSLerr(SSL_F_SSL_CHECK_PRIVATE_KEY,SSL_R_NO_CERTIFICATE_ASSIGNED);
return(s->method->ssl_connect(s));
}
-long SSL_get_default_timeout(SSL *s)
+long SSL_get_default_timeout(const SSL *s)
{
return(s->method->get_timeout());
}
-int SSL_read(SSL *s,char *buf,int num)
+int SSL_read(SSL *s,void *buf,int num)
{
if (s->handshake_func == 0)
{
return(s->method->ssl_read(s,buf,num));
}
-int SSL_peek(SSL *s,char *buf,int num)
+int SSL_peek(SSL *s,void *buf,int num)
{
+ if (s->handshake_func == 0)
+ {
+ SSLerr(SSL_F_SSL_PEEK, SSL_R_UNINITIALIZED);
+ return -1;
+ }
+
if (s->shutdown & SSL_RECEIVED_SHUTDOWN)
{
return(0);
return(s->method->ssl_peek(s,buf,num));
}
-int SSL_write(SSL *s,const char *buf,int num)
+int SSL_write(SSL *s,const void *buf,int num)
{
if (s->handshake_func == 0)
{
int SSL_shutdown(SSL *s)
{
+ /* Note that this function behaves differently from what one might
+ * expect. Return values are 0 for no success (yet),
+ * 1 for success; but calling it once is usually not enough,
+ * even if blocking I/O is used (see ssl3_shutdown).
+ */
+
if (s->handshake_func == 0)
{
SSLerr(SSL_F_SSL_SHUTDOWN, SSL_R_UNINITIALIZED);
int SSL_renegotiate(SSL *s)
{
- s->new_session=1;
+ if (s->new_session == 0)
+ {
+ s->new_session=1;
+ }
return(s->method->ssl_renegotiate(s));
}
-long SSL_ctrl(SSL *s,int cmd,long larg,char *parg)
+int SSL_renegotiate_pending(SSL *s)
+ {
+ /* becomes true when negotiation is requested;
+ * false again once a handshake has finished */
+ return (s->new_session != 0);
+ }
+
+long SSL_ctrl(SSL *s,int cmd,long larg,void *parg)
{
long l;
l=s->read_ahead;
s->read_ahead=larg;
return(l);
+
+ case SSL_CTRL_SET_MSG_CALLBACK_ARG:
+ s->msg_callback_arg = parg;
+ return 1;
+
case SSL_CTRL_OPTIONS:
return(s->options|=larg);
+ case SSL_CTRL_MODE:
+ return(s->mode|=larg);
+ case SSL_CTRL_GET_MAX_CERT_LIST:
+ return(s->max_cert_list);
+ case SSL_CTRL_SET_MAX_CERT_LIST:
+ l=s->max_cert_list;
+ s->max_cert_list=larg;
+ return(l);
+ case SSL_CTRL_SET_MTU:
+ if (SSL_version(s) == DTLS1_VERSION)
+ {
+ s->d1->mtu = larg;
+ return larg;
+ }
+ return 0;
+ case SSL_CTRL_SET_MAX_SEND_FRAGMENT:
+ if (larg < 512 || larg > SSL3_RT_MAX_PLAIN_LENGTH)
+ return 0;
+ s->max_send_fragment = larg;
+ return 1;
default:
return(s->method->ssl_ctrl(s,cmd,larg,parg));
}
}
-long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,char *parg)
+long SSL_callback_ctrl(SSL *s, int cmd, void (*fp)(void))
+ {
+ switch(cmd)
+ {
+ case SSL_CTRL_SET_MSG_CALLBACK:
+ s->msg_callback = (void (*)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))(fp);
+ return 1;
+
+ default:
+ return(s->method->ssl_callback_ctrl(s,cmd,fp));
+ }
+ }
+
+LHASH_OF(SSL_SESSION) *SSL_CTX_sessions(SSL_CTX *ctx)
+ {
+ return ctx->sessions;
+ }
+
+long SSL_CTX_ctrl(SSL_CTX *ctx,int cmd,long larg,void *parg)
{
long l;
l=ctx->read_ahead;
ctx->read_ahead=larg;
return(l);
+
+ case SSL_CTRL_SET_MSG_CALLBACK_ARG:
+ ctx->msg_callback_arg = parg;
+ return 1;
+
+ case SSL_CTRL_GET_MAX_CERT_LIST:
+ return(ctx->max_cert_list);
+ case SSL_CTRL_SET_MAX_CERT_LIST:
+ l=ctx->max_cert_list;
+ ctx->max_cert_list=larg;
+ return(l);
case SSL_CTRL_SET_SESS_CACHE_SIZE:
l=ctx->session_cache_size;
return(ctx->session_cache_mode);
case SSL_CTRL_SESS_NUMBER:
- return(ctx->sessions->num_items);
+ return(lh_SSL_SESSION_num_items(ctx->sessions));
case SSL_CTRL_SESS_CONNECT:
return(ctx->stats.sess_connect);
case SSL_CTRL_SESS_CONNECT_GOOD:
return(ctx->stats.sess_cache_full);
case SSL_CTRL_OPTIONS:
return(ctx->options|=larg);
+ case SSL_CTRL_MODE:
+ return(ctx->mode|=larg);
+ case SSL_CTRL_SET_MAX_SEND_FRAGMENT:
+ if (larg < 512 || larg > SSL3_RT_MAX_PLAIN_LENGTH)
+ return 0;
+ ctx->max_send_fragment = larg;
+ return 1;
default:
return(ctx->method->ssl_ctx_ctrl(ctx,cmd,larg,parg));
}
}
-int ssl_cipher_id_cmp(SSL_CIPHER *a,SSL_CIPHER *b)
+long SSL_CTX_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp)(void))
+ {
+ switch(cmd)
+ {
+ case SSL_CTRL_SET_MSG_CALLBACK:
+ ctx->msg_callback = (void (*)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))(fp);
+ return 1;
+
+ default:
+ return(ctx->method->ssl_ctx_callback_ctrl(ctx,cmd,fp));
+ }
+ }
+
+int ssl_cipher_id_cmp(const SSL_CIPHER *a, const SSL_CIPHER *b)
{
long l;
return((l > 0)?1:-1);
}
-int ssl_cipher_ptr_id_cmp(SSL_CIPHER **ap,SSL_CIPHER **bp)
+int ssl_cipher_ptr_id_cmp(const SSL_CIPHER * const *ap,
+ const SSL_CIPHER * const *bp)
{
long l;
/** return a STACK of the ciphers available for the SSL and in order of
* preference */
-STACK_OF(SSL_CIPHER) *SSL_get_ciphers(SSL *s)
+STACK_OF(SSL_CIPHER) *SSL_get_ciphers(const SSL *s)
{
- if ((s != NULL) && (s->cipher_list != NULL))
- {
- return(s->cipher_list);
- }
- else if ((s->ctx != NULL) &&
- (s->ctx->cipher_list != NULL))
+ if (s != NULL)
{
- return(s->ctx->cipher_list);
+ if (s->cipher_list != NULL)
+ {
+ return(s->cipher_list);
+ }
+ else if ((s->ctx != NULL) &&
+ (s->ctx->cipher_list != NULL))
+ {
+ return(s->ctx->cipher_list);
+ }
}
return(NULL);
}
* algorithm id */
STACK_OF(SSL_CIPHER) *ssl_get_ciphers_by_id(SSL *s)
{
- if ((s != NULL) && (s->cipher_list_by_id != NULL))
- {
- return(s->cipher_list_by_id);
- }
- else if ((s != NULL) && (s->ctx != NULL) &&
- (s->ctx->cipher_list_by_id != NULL))
+ if (s != NULL)
{
- return(s->ctx->cipher_list_by_id);
+ if (s->cipher_list_by_id != NULL)
+ {
+ return(s->cipher_list_by_id);
+ }
+ else if ((s->ctx != NULL) &&
+ (s->ctx->cipher_list_by_id != NULL))
+ {
+ return(s->ctx->cipher_list_by_id);
+ }
}
return(NULL);
}
/** The old interface to get the same thing as SSL_get_ciphers() */
-const char *SSL_get_cipher_list(SSL *s,int n)
+const char *SSL_get_cipher_list(const SSL *s,int n)
{
SSL_CIPHER *c;
STACK_OF(SSL_CIPHER) *sk;
return(c->name);
}
-/** specify the ciphers to be used by defaut by the SSL_CTX */
-int SSL_CTX_set_cipher_list(SSL_CTX *ctx,char *str)
+/** specify the ciphers to be used by default by the SSL_CTX */
+int SSL_CTX_set_cipher_list(SSL_CTX *ctx, const char *str)
{
STACK_OF(SSL_CIPHER) *sk;
sk=ssl_create_cipher_list(ctx->method,&ctx->cipher_list,
&ctx->cipher_list_by_id,str);
-/* XXXX */
- return((sk == NULL)?0:1);
+ /* ssl_create_cipher_list may return an empty stack if it
+ * was unable to find a cipher matching the given rule string
+ * (for example if the rule string specifies a cipher which
+ * has been disabled). This is not an error as far as
+ * ssl_create_cipher_list is concerned, and hence
+ * ctx->cipher_list and ctx->cipher_list_by_id has been
+ * updated. */
+ if (sk == NULL)
+ return 0;
+ else if (sk_SSL_CIPHER_num(sk) == 0)
+ {
+ SSLerr(SSL_F_SSL_CTX_SET_CIPHER_LIST, SSL_R_NO_CIPHER_MATCH);
+ return 0;
+ }
+ return 1;
}
/** specify the ciphers to be used by the SSL */
-int SSL_set_cipher_list(SSL *s,char *str)
+int SSL_set_cipher_list(SSL *s,const char *str)
{
STACK_OF(SSL_CIPHER) *sk;
sk=ssl_create_cipher_list(s->ctx->method,&s->cipher_list,
&s->cipher_list_by_id,str);
-/* XXXX */
- return((sk == NULL)?0:1);
+ /* see comment in SSL_CTX_set_cipher_list */
+ if (sk == NULL)
+ return 0;
+ else if (sk_SSL_CIPHER_num(sk) == 0)
+ {
+ SSLerr(SSL_F_SSL_SET_CIPHER_LIST, SSL_R_NO_CIPHER_MATCH);
+ return 0;
+ }
+ return 1;
}
/* works well for SSLv2, not so good for SSLv3 */
-char *SSL_get_shared_ciphers(SSL *s,char *buf,int len)
+char *SSL_get_shared_ciphers(const SSL *s,char *buf,int len)
{
char *p;
- const char *cp;
STACK_OF(SSL_CIPHER) *sk;
SSL_CIPHER *c;
int i;
sk=s->session->ciphers;
for (i=0; i<sk_SSL_CIPHER_num(sk); i++)
{
- /* Decrement for either the ':' or a '\0' */
- len--;
+ int n;
+
c=sk_SSL_CIPHER_value(sk,i);
- for (cp=c->name; *cp; )
+ n=strlen(c->name);
+ if (n+1 > len)
{
- if (len-- == 0)
- {
- *p='\0';
- return(buf);
- }
- else
- *(p++)= *(cp++);
+ if (p != buf)
+ --p;
+ *p='\0';
+ return buf;
}
+ strcpy(p,c->name);
+ p+=n;
*(p++)=':';
+ len-=n+1;
}
p[-1]='\0';
return(buf);
}
-int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p)
+int ssl_cipher_list_to_bytes(SSL *s,STACK_OF(SSL_CIPHER) *sk,unsigned char *p,
+ int (*put_cb)(const SSL_CIPHER *, unsigned char *))
{
int i,j=0;
SSL_CIPHER *c;
unsigned char *q;
+#ifndef OPENSSL_NO_KRB5
+ int nokrb5 = !kssl_tgt_is_available(s->kssl_ctx);
+#endif /* OPENSSL_NO_KRB5 */
if (sk == NULL) return(0);
q=p;
for (i=0; i<sk_SSL_CIPHER_num(sk); i++)
{
c=sk_SSL_CIPHER_value(sk,i);
- j=ssl_put_cipher_by_char(s,c,p);
+#ifndef OPENSSL_NO_KRB5
+ if (((c->algorithm_mkey & SSL_kKRB5) || (c->algorithm_auth & SSL_aKRB5)) &&
+ nokrb5)
+ continue;
+#endif /* OPENSSL_NO_KRB5 */
+#ifndef OPENSSL_NO_PSK
+ /* with PSK there must be client callback set */
+ if (((c->algorithm_mkey & SSL_kPSK) || (c->algorithm_auth & SSL_aPSK)) &&
+ s->psk_client_callback == NULL)
+ continue;
+#endif /* OPENSSL_NO_PSK */
+ j = put_cb ? put_cb(c,p) : ssl_put_cipher_by_char(s,c,p);
p+=j;
}
return(p-q);
return(NULL);
}
if ((skp == NULL) || (*skp == NULL))
- sk=sk_SSL_CIPHER_new(NULL); /* change perhaps later */
+ sk=sk_SSL_CIPHER_new_null(); /* change perhaps later */
else
{
sk= *skp;
return(NULL);
}
-unsigned long SSL_SESSION_hash(SSL_SESSION *a)
+
+#ifndef OPENSSL_NO_TLSEXT
+/** return a servername extension value if provided in Client Hello, or NULL.
+ * So far, only host_name types are defined (RFC 3546).
+ */
+
+const char *SSL_get_servername(const SSL *s, const int type)
+ {
+ if (type != TLSEXT_NAMETYPE_host_name)
+ return NULL;
+
+ return s->session && !s->tlsext_hostname ?
+ s->session->tlsext_hostname :
+ s->tlsext_hostname;
+ }
+
+int SSL_get_servername_type(const SSL *s)
+ {
+ if (s->session && (!s->tlsext_hostname ? s->session->tlsext_hostname : s->tlsext_hostname))
+ return TLSEXT_NAMETYPE_host_name;
+ return -1;
+ }
+#endif
+
+static unsigned long ssl_session_hash(const SSL_SESSION *a)
{
unsigned long l;
return(l);
}
-int SSL_SESSION_cmp(SSL_SESSION *a,SSL_SESSION *b)
+/* NB: If this function (or indeed the hash function which uses a sort of
+ * coarser function than this one) is changed, ensure
+ * SSL_CTX_has_matching_session_id() is checked accordingly. It relies on being
+ * able to construct an SSL_SESSION that will collide with any existing session
+ * with a matching session ID. */
+static int ssl_session_cmp(const SSL_SESSION *a,const SSL_SESSION *b)
{
if (a->ssl_version != b->ssl_version)
return(1);
return(memcmp(a->session_id,b->session_id,a->session_id_length));
}
-SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)
+/* These wrapper functions should remain rather than redeclaring
+ * SSL_SESSION_hash and SSL_SESSION_cmp for void* types and casting each
+ * variable. The reason is that the functions aren't static, they're exposed via
+ * ssl.h. */
+static IMPLEMENT_LHASH_HASH_FN(ssl_session, SSL_SESSION)
+static IMPLEMENT_LHASH_COMP_FN(ssl_session, SSL_SESSION)
+
+SSL_CTX *SSL_CTX_new(const SSL_METHOD *meth)
{
SSL_CTX *ret=NULL;
-
+
if (meth == NULL)
{
SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED);
SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS);
goto err;
}
- ret=(SSL_CTX *)Malloc(sizeof(SSL_CTX));
+ ret=(SSL_CTX *)OPENSSL_malloc(sizeof(SSL_CTX));
if (ret == NULL)
goto err;
/* We take the system default */
ret->session_timeout=meth->get_timeout();
- ret->new_session_cb=NULL;
- ret->remove_session_cb=NULL;
- ret->get_session_cb=NULL;
+ ret->new_session_cb=0;
+ ret->remove_session_cb=0;
+ ret->get_session_cb=0;
+ ret->generate_session_id=0;
memset((char *)&ret->stats,0,sizeof(ret->stats));
ret->info_callback=NULL;
- ret->app_verify_callback=NULL;
+ ret->app_verify_callback=0;
ret->app_verify_arg=NULL;
+ ret->max_cert_list=SSL_MAX_CERT_LIST_DEFAULT;
ret->read_ahead=0;
+ ret->msg_callback=0;
+ ret->msg_callback_arg=NULL;
ret->verify_mode=SSL_VERIFY_NONE;
+#if 0
ret->verify_depth=-1; /* Don't impose a limit (but x509_lu.c does) */
+#endif
+ ret->sid_ctx_length=0;
ret->default_verify_callback=NULL;
if ((ret->cert=ssl_cert_new()) == NULL)
goto err;
- ret->default_passwd_callback=NULL;
- ret->client_cert_cb=NULL;
+ ret->default_passwd_callback=0;
+ ret->default_passwd_callback_userdata=NULL;
+ ret->client_cert_cb=0;
+ ret->app_gen_cookie_cb=0;
+ ret->app_verify_cookie_cb=0;
- ret->sessions=lh_new(SSL_SESSION_hash,SSL_SESSION_cmp);
+ ret->sessions=lh_SSL_SESSION_new();
if (ret->sessions == NULL) goto err;
ret->cert_store=X509_STORE_new();
if (ret->cert_store == NULL) goto err;
goto err2;
}
+ ret->param = X509_VERIFY_PARAM_new();
+ if (!ret->param)
+ goto err;
+
if ((ret->rsa_md5=EVP_get_digestbyname("ssl2-md5")) == NULL)
{
SSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES);
if ((ret->client_CA=sk_X509_NAME_new_null()) == NULL)
goto err;
- CRYPTO_new_ex_data(ssl_ctx_meth,(char *)ret,&ret->ex_data);
+ CRYPTO_new_ex_data(CRYPTO_EX_INDEX_SSL_CTX, ret, &ret->ex_data);
ret->extra_certs=NULL;
ret->comp_methods=SSL_COMP_get_compression_methods();
+ ret->max_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH;
+
+#ifndef OPENSSL_NO_TLSEXT
+ ret->tlsext_servername_callback = 0;
+ ret->tlsext_servername_arg = NULL;
+ /* Setup RFC4507 ticket keys */
+ if ((RAND_pseudo_bytes(ret->tlsext_tick_key_name, 16) <= 0)
+ || (RAND_bytes(ret->tlsext_tick_hmac_key, 16) <= 0)
+ || (RAND_bytes(ret->tlsext_tick_aes_key, 16) <= 0))
+ ret->options |= SSL_OP_NO_TICKET;
+
+ ret->tlsext_status_cb = 0;
+ ret->tlsext_status_arg = NULL;
+
+#endif
+#ifndef OPENSSL_NO_PSK
+ ret->psk_identity_hint=NULL;
+ ret->psk_client_callback=NULL;
+ ret->psk_server_callback=NULL;
+#endif
+#ifndef OPENSSL_NO_BUF_FREELISTS
+ ret->freelist_max_len = SSL_MAX_BUF_FREELIST_LEN_DEFAULT;
+ ret->rbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST));
+ if (!ret->rbuf_freelist)
+ goto err;
+ ret->rbuf_freelist->chunklen = 0;
+ ret->rbuf_freelist->len = 0;
+ ret->rbuf_freelist->head = NULL;
+ ret->wbuf_freelist = OPENSSL_malloc(sizeof(SSL3_BUF_FREELIST));
+ if (!ret->wbuf_freelist)
+ {
+ OPENSSL_free(ret->rbuf_freelist);
+ goto err;
+ }
+ ret->wbuf_freelist->chunklen = 0;
+ ret->wbuf_freelist->len = 0;
+ ret->wbuf_freelist->head = NULL;
+#endif
+#ifndef OPENSSL_NO_ENGINE
+ ret->client_cert_engine = NULL;
+#ifdef OPENSSL_SSL_CLIENT_ENGINE_AUTO
+#define eng_strx(x) #x
+#define eng_str(x) eng_strx(x)
+ /* Use specific client engine automatically... ignore errors */
+ {
+ ENGINE *eng;
+ eng = ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO));
+ if (!eng)
+ {
+ ERR_clear_error();
+ ENGINE_load_builtin_engines();
+ eng = ENGINE_by_id(eng_str(OPENSSL_SSL_CLIENT_ENGINE_AUTO));
+ }
+ if (!eng || !SSL_CTX_set_client_cert_engine(ret, eng))
+ ERR_clear_error();
+ }
+#endif
+#endif
+
return(ret);
err:
SSLerr(SSL_F_SSL_CTX_NEW,ERR_R_MALLOC_FAILURE);
return(NULL);
}
+#if 0
static void SSL_COMP_free(SSL_COMP *comp)
- { Free(comp); }
+ { OPENSSL_free(comp); }
+#endif
+
+#ifndef OPENSSL_NO_BUF_FREELISTS
+static void
+ssl_buf_freelist_free(SSL3_BUF_FREELIST *list)
+ {
+ SSL3_BUF_FREELIST_ENTRY *ent, *next;
+ for (ent = list->head; ent; ent = next)
+ {
+ next = ent->next;
+ OPENSSL_free(ent);
+ }
+ OPENSSL_free(list);
+ }
+#endif
void SSL_CTX_free(SSL_CTX *a)
{
abort(); /* ok */
}
#endif
- CRYPTO_free_ex_data(ssl_ctx_meth,(char *)a,&a->ex_data);
+ if (a->param)
+ X509_VERIFY_PARAM_free(a->param);
+
+ /*
+ * Free internal session cache. However: the remove_cb() may reference
+ * the ex_data of SSL_CTX, thus the ex_data store can only be removed
+ * after the sessions were flushed.
+ * As the ex_data handling routines might also touch the session cache,
+ * the most secure solution seems to be: empty (flush) the cache, then
+ * free ex_data, then finally free the cache.
+ * (See ticket [openssl.org #212].)
+ */
if (a->sessions != NULL)
- {
SSL_CTX_flush_sessions(a,0);
- lh_free(a->sessions);
- }
+
+ CRYPTO_free_ex_data(CRYPTO_EX_INDEX_SSL_CTX, a, &a->ex_data);
+
+ if (a->sessions != NULL)
+ lh_SSL_SESSION_free(a->sessions);
+
if (a->cert_store != NULL)
X509_STORE_free(a->cert_store);
if (a->cipher_list != NULL)
sk_X509_NAME_pop_free(a->client_CA,X509_NAME_free);
if (a->extra_certs != NULL)
sk_X509_pop_free(a->extra_certs,X509_free);
+#if 0 /* This should never be done, since it removes a global database */
if (a->comp_methods != NULL)
sk_SSL_COMP_pop_free(a->comp_methods,SSL_COMP_free);
- Free((char *)a);
+#else
+ a->comp_methods = NULL;
+#endif
+
+#ifndef OPENSSL_NO_PSK
+ if (a->psk_identity_hint)
+ OPENSSL_free(a->psk_identity_hint);
+#endif
+#ifndef OPENSSL_NO_ENGINE
+ if (a->client_cert_engine)
+ ENGINE_finish(a->client_cert_engine);
+#endif
+
+#ifndef OPENSSL_NO_BUF_FREELISTS
+ if (a->wbuf_freelist)
+ ssl_buf_freelist_free(a->wbuf_freelist);
+ if (a->rbuf_freelist)
+ ssl_buf_freelist_free(a->rbuf_freelist);
+#endif
+
+ OPENSSL_free(a);
}
-void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx,int (*cb)())
+void SSL_CTX_set_default_passwd_cb(SSL_CTX *ctx, pem_password_cb *cb)
{
ctx->default_passwd_callback=cb;
}
-void SSL_CTX_set_cert_verify_cb(SSL_CTX *ctx,int (*cb)(),char *arg)
+void SSL_CTX_set_default_passwd_cb_userdata(SSL_CTX *ctx,void *u)
+ {
+ ctx->default_passwd_callback_userdata=u;
+ }
+
+void SSL_CTX_set_cert_verify_callback(SSL_CTX *ctx, int (*cb)(X509_STORE_CTX *,void *), void *arg)
{
ctx->app_verify_callback=cb;
ctx->app_verify_arg=arg;
{
ctx->verify_mode=mode;
ctx->default_verify_callback=cb;
- /* This needs cleaning up EAY EAY EAY */
- X509_STORE_set_verify_cb_func(ctx->cert_store,cb);
}
void SSL_CTX_set_verify_depth(SSL_CTX *ctx,int depth)
{
- ctx->verify_depth=depth;
+ X509_VERIFY_PARAM_set_depth(ctx->param, depth);
}
void ssl_set_cert_masks(CERT *c, SSL_CIPHER *cipher)
int rsa_enc,rsa_tmp,rsa_sign,dh_tmp,dh_rsa,dh_dsa,dsa_sign;
int rsa_enc_export,dh_rsa_export,dh_dsa_export;
int rsa_tmp_export,dh_tmp_export,kl;
- unsigned long mask,emask;
+ unsigned long mask_k,mask_a,emask_k,emask_a;
+ int have_ecc_cert, ecdh_ok, ecdsa_ok, ecc_pkey_size;
+#ifndef OPENSSL_NO_ECDH
+ int have_ecdh_tmp;
+#endif
+ X509 *x = NULL;
+ EVP_PKEY *ecc_pkey = NULL;
+ int signature_nid = 0;
if (c == NULL) return;
kl=SSL_C_EXPORT_PKEYLENGTH(cipher);
-#ifndef NO_RSA
+#ifndef OPENSSL_NO_RSA
rsa_tmp=(c->rsa_tmp != NULL || c->rsa_tmp_cb != NULL);
rsa_tmp_export=(c->rsa_tmp_cb != NULL ||
(rsa_tmp && RSA_size(c->rsa_tmp)*8 <= kl));
#else
rsa_tmp=rsa_tmp_export=0;
#endif
-#ifndef NO_DH
+#ifndef OPENSSL_NO_DH
dh_tmp=(c->dh_tmp != NULL || c->dh_tmp_cb != NULL);
dh_tmp_export=(c->dh_tmp_cb != NULL ||
(dh_tmp && DH_size(c->dh_tmp)*8 <= kl));
dh_tmp=dh_tmp_export=0;
#endif
+#ifndef OPENSSL_NO_ECDH
+ have_ecdh_tmp=(c->ecdh_tmp != NULL || c->ecdh_tmp_cb != NULL);
+#endif
cpk= &(c->pkeys[SSL_PKEY_RSA_ENC]);
rsa_enc= (cpk->x509 != NULL && cpk->privatekey != NULL);
rsa_enc_export=(rsa_enc && EVP_PKEY_size(cpk->privatekey)*8 <= kl);
/* FIX THIS EAY EAY EAY */
dh_dsa= (cpk->x509 != NULL && cpk->privatekey != NULL);
dh_dsa_export=(dh_dsa && EVP_PKEY_size(cpk->privatekey)*8 <= kl);
+ cpk= &(c->pkeys[SSL_PKEY_ECC]);
+ have_ecc_cert= (cpk->x509 != NULL && cpk->privatekey != NULL);
+ mask_k=0;
+ mask_a=0;
+ emask_k=0;
+ emask_a=0;
- mask=0;
- emask=0;
+
#ifdef CIPHER_DEBUG
- printf("rt=%d rte=%d dht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n",
- rsa_tmp,rsa_tmp_export,dh_tmp,
+ printf("rt=%d rte=%d dht=%d ecdht=%d re=%d ree=%d rs=%d ds=%d dhr=%d dhd=%d\n",
+ rsa_tmp,rsa_tmp_export,dh_tmp,have_ecdh_tmp,
rsa_enc,rsa_enc_export,rsa_sign,dsa_sign,dh_rsa,dh_dsa);
#endif
+
+ cpk = &(c->pkeys[SSL_PKEY_GOST01]);
+ if (cpk->x509 != NULL && cpk->privatekey !=NULL) {
+ mask_k |= SSL_kGOST;
+ mask_a |= SSL_aGOST01;
+ }
+ cpk = &(c->pkeys[SSL_PKEY_GOST94]);
+ if (cpk->x509 != NULL && cpk->privatekey !=NULL) {
+ mask_k |= SSL_kGOST;
+ mask_a |= SSL_aGOST94;
+ }
if (rsa_enc || (rsa_tmp && rsa_sign))
- mask|=SSL_kRSA;
+ mask_k|=SSL_kRSA;
if (rsa_enc_export || (rsa_tmp_export && (rsa_sign || rsa_enc)))
- emask|=SSL_kRSA;
+ emask_k|=SSL_kRSA;
#if 0
/* The match needs to be both kEDH and aRSA or aDSA, so don't worry */
- if ( (dh_tmp || dh_rsa || dh_dsa) &&
+ if ( (dh_tmp || dh_rsa || dh_dsa) &&
(rsa_enc || rsa_sign || dsa_sign))
- mask|=SSL_kEDH;
+ mask_k|=SSL_kEDH;
if ((dh_tmp_export || dh_rsa_export || dh_dsa_export) &&
(rsa_enc || rsa_sign || dsa_sign))
- emask|=SSL_kEDH;
+ emask_k|=SSL_kEDH;
#endif
- if (dh_tmp_export)
- emask|=SSL_kEDH;
+ if (dh_tmp_export)
+ emask_k|=SSL_kEDH;
if (dh_tmp)
- mask|=SSL_kEDH;
+ mask_k|=SSL_kEDH;
- if (dh_rsa) mask|=SSL_kDHr;
- if (dh_rsa_export) emask|=SSL_kDHr;
+ if (dh_rsa) mask_k|=SSL_kDHr;
+ if (dh_rsa_export) emask_k|=SSL_kDHr;
- if (dh_dsa) mask|=SSL_kDHd;
- if (dh_dsa_export) emask|=SSL_kDHd;
+ if (dh_dsa) mask_k|=SSL_kDHd;
+ if (dh_dsa_export) emask_k|=SSL_kDHd;
if (rsa_enc || rsa_sign)
{
- mask|=SSL_aRSA;
- emask|=SSL_aRSA;
+ mask_a|=SSL_aRSA;
+ emask_a|=SSL_aRSA;
}
if (dsa_sign)
{
- mask|=SSL_aDSS;
- emask|=SSL_aDSS;
+ mask_a|=SSL_aDSS;
+ emask_a|=SSL_aDSS;
}
-#ifdef SSL_ALLOW_ADH
- mask|=SSL_aNULL;
- emask|=SSL_aNULL;
+ mask_a|=SSL_aNULL;
+ emask_a|=SSL_aNULL;
+
+#ifndef OPENSSL_NO_KRB5
+ mask_k|=SSL_kKRB5;
+ mask_a|=SSL_aKRB5;
+ emask_k|=SSL_kKRB5;
+ emask_a|=SSL_aKRB5;
#endif
- c->mask=mask;
- c->export_mask=emask;
+ /* An ECC certificate may be usable for ECDH and/or
+ * ECDSA cipher suites depending on the key usage extension.
+ */
+ if (have_ecc_cert)
+ {
+ /* This call populates extension flags (ex_flags) */
+ x = (c->pkeys[SSL_PKEY_ECC]).x509;
+ X509_check_purpose(x, -1, 0);
+ ecdh_ok = (x->ex_flags & EXFLAG_KUSAGE) ?
+ (x->ex_kusage & X509v3_KU_KEY_AGREEMENT) : 1;
+ ecdsa_ok = (x->ex_flags & EXFLAG_KUSAGE) ?
+ (x->ex_kusage & X509v3_KU_DIGITAL_SIGNATURE) : 1;
+ ecc_pkey = X509_get_pubkey(x);
+ ecc_pkey_size = (ecc_pkey != NULL) ?
+ EVP_PKEY_bits(ecc_pkey) : 0;
+ EVP_PKEY_free(ecc_pkey);
+ if ((x->sig_alg) && (x->sig_alg->algorithm))
+ signature_nid = OBJ_obj2nid(x->sig_alg->algorithm);
+#ifndef OPENSSL_NO_ECDH
+ if (ecdh_ok)
+ {
+ const char *sig = OBJ_nid2ln(signature_nid);
+ if (sig == NULL)
+ {
+ ERR_clear_error();
+ sig = "unknown";
+ }
+
+ if (strstr(sig, "WithRSA"))
+ {
+ mask_k|=SSL_kECDHr;
+ mask_a|=SSL_aECDH;
+ if (ecc_pkey_size <= 163)
+ {
+ emask_k|=SSL_kECDHr;
+ emask_a|=SSL_aECDH;
+ }
+ }
+
+ if (signature_nid == NID_ecdsa_with_SHA1)
+ {
+ mask_k|=SSL_kECDHe;
+ mask_a|=SSL_aECDH;
+ if (ecc_pkey_size <= 163)
+ {
+ emask_k|=SSL_kECDHe;
+ emask_a|=SSL_aECDH;
+ }
+ }
+ }
+#endif
+#ifndef OPENSSL_NO_ECDSA
+ if (ecdsa_ok)
+ {
+ mask_a|=SSL_aECDSA;
+ emask_a|=SSL_aECDSA;
+ }
+#endif
+ }
+
+#ifndef OPENSSL_NO_ECDH
+ if (have_ecdh_tmp)
+ {
+ mask_k|=SSL_kEECDH;
+ emask_k|=SSL_kEECDH;
+ }
+#endif
+
+#ifndef OPENSSL_NO_PSK
+ mask_k |= SSL_kPSK;
+ mask_a |= SSL_aPSK;
+ emask_k |= SSL_kPSK;
+ emask_a |= SSL_aPSK;
+#endif
+
+ c->mask_k=mask_k;
+ c->mask_a=mask_a;
+ c->export_mask_k=emask_k;
+ c->export_mask_a=emask_a;
c->valid=1;
}
+/* This handy macro borrowed from crypto/x509v3/v3_purp.c */
+#define ku_reject(x, usage) \
+ (((x)->ex_flags & EXFLAG_KUSAGE) && !((x)->ex_kusage & (usage)))
+
+int ssl_check_srvr_ecc_cert_and_alg(X509 *x, SSL_CIPHER *cs)
+ {
+ unsigned long alg_k, alg_a;
+ EVP_PKEY *pkey = NULL;
+ int keysize = 0;
+ int signature_nid = 0;
+
+ alg_k = cs->algorithm_mkey;
+ alg_a = cs->algorithm_auth;
+
+ if (SSL_C_IS_EXPORT(cs))
+ {
+ /* ECDH key length in export ciphers must be <= 163 bits */
+ pkey = X509_get_pubkey(x);
+ if (pkey == NULL) return 0;
+ keysize = EVP_PKEY_bits(pkey);
+ EVP_PKEY_free(pkey);
+ if (keysize > 163) return 0;
+ }
+
+ /* This call populates the ex_flags field correctly */
+ X509_check_purpose(x, -1, 0);
+ if ((x->sig_alg) && (x->sig_alg->algorithm))
+ signature_nid = OBJ_obj2nid(x->sig_alg->algorithm);
+ if (alg_k & SSL_kECDHe || alg_k & SSL_kECDHr)
+ {
+ /* key usage, if present, must allow key agreement */
+ if (ku_reject(x, X509v3_KU_KEY_AGREEMENT))
+ {
+ SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_NOT_FOR_KEY_AGREEMENT);
+ return 0;
+ }
+ if (alg_k & SSL_kECDHe)
+ {
+ /* signature alg must be ECDSA */
+ if (signature_nid != NID_ecdsa_with_SHA1)
+ {
+ SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_SHOULD_HAVE_SHA1_SIGNATURE);
+ return 0;
+ }
+ }
+ if (alg_k & SSL_kECDHr)
+ {
+ /* signature alg must be RSA */
+
+ const char *sig = OBJ_nid2ln(signature_nid);
+ if (sig == NULL)
+ {
+ ERR_clear_error();
+ sig = "unknown";
+ }
+ if (strstr(sig, "WithRSA") == NULL)
+ {
+ SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_SHOULD_HAVE_RSA_SIGNATURE);
+ return 0;
+ }
+ }
+ }
+ if (alg_a & SSL_aECDSA)
+ {
+ /* key usage, if present, must allow signing */
+ if (ku_reject(x, X509v3_KU_DIGITAL_SIGNATURE))
+ {
+ SSLerr(SSL_F_SSL_CHECK_SRVR_ECC_CERT_AND_ALG, SSL_R_ECC_CERT_NOT_FOR_SIGNING);
+ return 0;
+ }
+ }
+
+ return 1; /* all checks are ok */
+ }
+
/* THIS NEEDS CLEANING UP */
X509 *ssl_get_server_send_cert(SSL *s)
{
- unsigned long alg,mask,kalg;
+ unsigned long alg_k,alg_a,mask_k,mask_a;
CERT *c;
- int i,export;
+ int i,is_export;
c=s->cert;
ssl_set_cert_masks(c, s->s3->tmp.new_cipher);
- alg=s->s3->tmp.new_cipher->algorithms;
- export=SSL_IS_EXPORT(alg);
- mask=export?c->export_mask:c->mask;
- kalg=alg&(SSL_MKEY_MASK|SSL_AUTH_MASK);
+ is_export=SSL_C_IS_EXPORT(s->s3->tmp.new_cipher);
+ if (is_export)
+ {
+ mask_k = c->export_mask_k;
+ mask_a = c->export_mask_a;
+ }
+ else
+ {
+ mask_k = c->mask_k;
+ mask_a = c->mask_a;
+ }
+
+ alg_k = s->s3->tmp.new_cipher->algorithm_mkey;
+ alg_a = s->s3->tmp.new_cipher->algorithm_auth;
- if (kalg & SSL_kDHr)
+ if (alg_k & (SSL_kECDHr|SSL_kECDHe))
+ {
+ /* we don't need to look at SSL_kEECDH
+ * since no certificate is needed for
+ * anon ECDH and for authenticated
+ * EECDH, the check for the auth
+ * algorithm will set i correctly
+ * NOTE: For ECDH-RSA, we need an ECC
+ * not an RSA cert but for EECDH-RSA
+ * we need an RSA cert. Placing the
+ * checks for SSL_kECDH before RSA
+ * checks ensures the correct cert is chosen.
+ */
+ i=SSL_PKEY_ECC;
+ }
+ else if (alg_a & SSL_aECDSA)
+ {
+ i=SSL_PKEY_ECC;
+ }
+ else if (alg_k & SSL_kDHr)
i=SSL_PKEY_DH_RSA;
- else if (kalg & SSL_kDHd)
+ else if (alg_k & SSL_kDHd)
i=SSL_PKEY_DH_DSA;
- else if (kalg & SSL_aDSS)
+ else if (alg_a & SSL_aDSS)
i=SSL_PKEY_DSA_SIGN;
- else if (kalg & SSL_aRSA)
+ else if (alg_a & SSL_aRSA)
{
if (c->pkeys[SSL_PKEY_RSA_ENC].x509 == NULL)
i=SSL_PKEY_RSA_SIGN;
else
i=SSL_PKEY_RSA_ENC;
}
- else /* if (kalg & SSL_aNULL) */
+ else if (alg_a & SSL_aKRB5)
{
- SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,SSL_R_INTERNAL_ERROR);
+ /* VRS something else here? */
+ return(NULL);
+ }
+ else if (alg_a & SSL_aGOST94)
+ i=SSL_PKEY_GOST94;
+ else if (alg_a & SSL_aGOST01)
+ i=SSL_PKEY_GOST01;
+ else /* if (alg_a & SSL_aNULL) */
+ {
+ SSLerr(SSL_F_SSL_GET_SERVER_SEND_CERT,ERR_R_INTERNAL_ERROR);
return(NULL);
}
if (c->pkeys[i].x509 == NULL) return(NULL);
+
return(c->pkeys[i].x509);
}
EVP_PKEY *ssl_get_sign_pkey(SSL *s,SSL_CIPHER *cipher)
{
- unsigned long alg;
+ unsigned long alg_a;
CERT *c;
- alg=cipher->algorithms;
+ alg_a = cipher->algorithm_auth;
c=s->cert;
- if ((alg & SSL_aDSS) &&
+ if ((alg_a & SSL_aDSS) &&
(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey != NULL))
return(c->pkeys[SSL_PKEY_DSA_SIGN].privatekey);
- else if (alg & SSL_aRSA)
+ else if (alg_a & SSL_aRSA)
{
if (c->pkeys[SSL_PKEY_RSA_SIGN].privatekey != NULL)
return(c->pkeys[SSL_PKEY_RSA_SIGN].privatekey);
else
return(NULL);
}
- else /* if (alg & SSL_aNULL) */
+ else if ((alg_a & SSL_aECDSA) &&
+ (c->pkeys[SSL_PKEY_ECC].privatekey != NULL))
+ return(c->pkeys[SSL_PKEY_ECC].privatekey);
+ else /* if (alg_a & SSL_aNULL) */
{
- SSLerr(SSL_F_SSL_GET_SIGN_PKEY,SSL_R_INTERNAL_ERROR);
+ SSLerr(SSL_F_SSL_GET_SIGN_PKEY,ERR_R_INTERNAL_ERROR);
return(NULL);
}
}
* and it would be rather hard to do anyway :-) */
if (s->session->session_id_length == 0) return;
- if ((s->ctx->session_cache_mode & mode)
- && (!s->hit)
- && SSL_CTX_add_session(s->ctx,s->session)
- && (s->ctx->new_session_cb != NULL))
+ i=s->session_ctx->session_cache_mode;
+ if ((i & mode) && (!s->hit)
+ && ((i & SSL_SESS_CACHE_NO_INTERNAL_STORE)
+ || SSL_CTX_add_session(s->session_ctx,s->session))
+ && (s->session_ctx->new_session_cb != NULL))
{
CRYPTO_add(&s->session->references,1,CRYPTO_LOCK_SSL_SESSION);
- if (!s->ctx->new_session_cb(s,s->session))
+ if (!s->session_ctx->new_session_cb(s,s->session))
SSL_SESSION_free(s->session);
}
/* auto flush every 255 connections */
- i=s->ctx->session_cache_mode;
if ((!(i & SSL_SESS_CACHE_NO_AUTO_CLEAR)) &&
((i & mode) == mode))
{
if ( (((mode & SSL_SESS_CACHE_CLIENT)
- ?s->ctx->stats.sess_connect_good
- :s->ctx->stats.sess_accept_good) & 0xff) == 0xff)
+ ?s->session_ctx->stats.sess_connect_good
+ :s->session_ctx->stats.sess_accept_good) & 0xff) == 0xff)
{
- SSL_CTX_flush_sessions(s->ctx,time(NULL));
+ SSL_CTX_flush_sessions(s->session_ctx,(unsigned long)time(NULL));
}
}
}
-SSL_METHOD *SSL_get_ssl_method(SSL *s)
+const SSL_METHOD *SSL_get_ssl_method(SSL *s)
{
return(s->method);
}
-int SSL_set_ssl_method(SSL *s,SSL_METHOD *meth)
+int SSL_set_ssl_method(SSL *s, const SSL_METHOD *meth)
{
int conn= -1;
int ret=1;
return(ret);
}
-int SSL_get_error(SSL *s,int i)
+int SSL_get_error(const SSL *s,int i)
{
int reason;
unsigned long l;
if (BIO_should_read(bio))
return(SSL_ERROR_WANT_READ);
else if (BIO_should_write(bio))
+ /* This one doesn't make too much sense ... We never try
+ * to write to the rbio, and an application program where
+ * rbio and wbio are separate couldn't even know what it
+ * should wait for.
+ * However if we ever set s->rwstate incorrectly
+ * (so that we have SSL_want_read(s) instead of
+ * SSL_want_write(s)) and rbio and wbio *are* the same,
+ * this test works around that bug; so it might be safer
+ * to keep it. */
return(SSL_ERROR_WANT_WRITE);
else if (BIO_should_io_special(bio))
{
reason=BIO_get_retry_reason(bio);
if (reason == BIO_RR_CONNECT)
return(SSL_ERROR_WANT_CONNECT);
+ else if (reason == BIO_RR_ACCEPT)
+ return(SSL_ERROR_WANT_ACCEPT);
else
return(SSL_ERROR_SYSCALL); /* unknown */
}
if (BIO_should_write(bio))
return(SSL_ERROR_WANT_WRITE);
else if (BIO_should_read(bio))
+ /* See above (SSL_want_read(s) with BIO_should_write(bio)) */
return(SSL_ERROR_WANT_READ);
else if (BIO_should_io_special(bio))
{
reason=BIO_get_retry_reason(bio);
if (reason == BIO_RR_CONNECT)
return(SSL_ERROR_WANT_CONNECT);
+ else if (reason == BIO_RR_ACCEPT)
+ return(SSL_ERROR_WANT_ACCEPT);
else
return(SSL_ERROR_SYSCALL);
}
s->handshake_func=s->method->ssl_accept;
/* clear the current cipher */
ssl_clear_cipher_ctx(s);
+ ssl_clear_hash_ctx(&s->read_hash);
+ ssl_clear_hash_ctx(&s->write_hash);
}
void SSL_set_connect_state(SSL *s)
s->handshake_func=s->method->ssl_connect;
/* clear the current cipher */
ssl_clear_cipher_ctx(s);
+ ssl_clear_hash_ctx(&s->read_hash);
+ ssl_clear_hash_ctx(&s->write_hash);
}
int ssl_undefined_function(SSL *s)
return(0);
}
+int ssl_undefined_void_function(void)
+ {
+ SSLerr(SSL_F_SSL_UNDEFINED_VOID_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return(0);
+ }
+
+int ssl_undefined_const_function(const SSL *s)
+ {
+ SSLerr(SSL_F_SSL_UNDEFINED_CONST_FUNCTION,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return(0);
+ }
+
SSL_METHOD *ssl_bad_method(int ver)
{
SSLerr(SSL_F_SSL_BAD_METHOD,ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
return(NULL);
}
-char *SSL_get_version(SSL *s)
+const char *SSL_get_version(const SSL *s)
{
if (s->version == TLS1_VERSION)
return("TLSv1");
{
STACK_OF(X509_NAME) *sk;
X509_NAME *xn;
- SSL *ret;
+ SSL *ret;
int i;
-
+
if ((ret=SSL_new(SSL_get_SSL_CTX(s))) == NULL)
return(NULL);
-
+
+ ret->version = s->version;
+ ret->type = s->type;
+ ret->method = s->method;
+
if (s->session != NULL)
{
/* This copies session-id, SSL_METHOD, sid_ctx, and 'cert' */
* they should not both point to the same object,
* and thus we can't use SSL_copy_session_id. */
+ ret->method->ssl_free(ret);
ret->method = s->method;
ret->method->ssl_new(ret);
if (s->cert != NULL)
{
+ if (ret->cert != NULL)
+ {
+ ssl_cert_free(ret->cert);
+ }
ret->cert = ssl_cert_dup(s->cert);
if (ret->cert == NULL)
goto err;
s->sid_ctx, s->sid_ctx_length);
}
+ ret->options=s->options;
+ ret->mode=s->mode;
+ SSL_set_max_cert_list(ret,SSL_get_max_cert_list(s));
SSL_set_read_ahead(ret,SSL_get_read_ahead(s));
+ ret->msg_callback = s->msg_callback;
+ ret->msg_callback_arg = s->msg_callback_arg;
SSL_set_verify(ret,SSL_get_verify_mode(s),
SSL_get_verify_callback(s));
SSL_set_verify_depth(ret,SSL_get_verify_depth(s));
+ ret->generate_session_id = s->generate_session_id;
SSL_set_info_callback(ret,SSL_get_info_callback(s));
ret->debug=s->debug;
- ret->options=s->options;
/* copy app data, a little dangerous perhaps */
- if (!CRYPTO_dup_ex_data(ssl_meth,&ret->ex_data,&s->ex_data))
+ if (!CRYPTO_dup_ex_data(CRYPTO_EX_INDEX_SSL, &ret->ex_data, &s->ex_data))
goto err;
/* setup rbio, and wbio */
else
ret->wbio=ret->rbio;
}
+ ret->rwstate = s->rwstate;
+ ret->in_handshake = s->in_handshake;
+ ret->handshake_func = s->handshake_func;
+ ret->server = s->server;
+ ret->new_session = s->new_session;
+ ret->quiet_shutdown = s->quiet_shutdown;
+ ret->shutdown=s->shutdown;
+ ret->state=s->state; /* SSL_dup does not really work at any state, though */
+ ret->rstate=s->rstate;
+ ret->init_num = 0; /* would have to copy ret->init_buf, ret->init_msg, ret->init_num, ret->init_off */
+ ret->hit=s->hit;
+
+ X509_VERIFY_PARAM_inherit(ret->param, s->param);
/* dup the cipher_list and cipher_list_by_id stacks */
if (s->cipher_list != NULL)
}
}
- ret->shutdown=s->shutdown;
- ret->state=s->state;
- ret->handshake_func=s->handshake_func;
- ret->server=s->server;
-
if (0)
{
err:
if (s->enc_read_ctx != NULL)
{
EVP_CIPHER_CTX_cleanup(s->enc_read_ctx);
- Free(s->enc_read_ctx);
+ OPENSSL_free(s->enc_read_ctx);
s->enc_read_ctx=NULL;
}
if (s->enc_write_ctx != NULL)
{
EVP_CIPHER_CTX_cleanup(s->enc_write_ctx);
- Free(s->enc_write_ctx);
+ OPENSSL_free(s->enc_write_ctx);
s->enc_write_ctx=NULL;
}
+#ifndef OPENSSL_NO_COMP
if (s->expand != NULL)
{
COMP_CTX_free(s->expand);
COMP_CTX_free(s->compress);
s->compress=NULL;
}
+#endif
}
/* Fix this function so that it takes an optional type parameter */
-X509 *SSL_get_certificate(SSL *s)
+X509 *SSL_get_certificate(const SSL *s)
{
if (s->cert != NULL)
return(s->cert->key->x509);
return(NULL);
}
-SSL_CIPHER *SSL_get_current_cipher(SSL *s)
+SSL_CIPHER *SSL_get_current_cipher(const SSL *s)
+ {
+ if ((s->session != NULL) && (s->session->cipher != NULL))
+ return(s->session->cipher);
+ return(NULL);
+ }
+#ifdef OPENSSL_NO_COMP
+const void *SSL_get_current_compression(SSL *s)
+ {
+ return NULL;
+ }
+const void *SSL_get_current_expansion(SSL *s)
+ {
+ return NULL;
+ }
+#else
+
+const COMP_METHOD *SSL_get_current_compression(SSL *s)
{
- if ((s->session != NULL) && (s->session->cipher != NULL))
- return(s->session->cipher);
- return(NULL);
+ if (s->compress != NULL)
+ return(s->compress->meth);
+ return(NULL);
}
+const COMP_METHOD *SSL_get_current_expansion(SSL *s)
+ {
+ if (s->expand != NULL)
+ return(s->expand->meth);
+ return(NULL);
+ }
+#endif
+
int ssl_init_wbio_buffer(SSL *s,int push)
{
BIO *bbio;
if (s->bbio == s->wbio)
s->wbio=BIO_pop(s->wbio);
}
- BIO_reset(bbio);
+ (void)BIO_reset(bbio);
/* if (!BIO_set_write_buffer_size(bbio,16*1024)) */
if (!BIO_set_read_buffer_size(bbio,1))
{
void ssl_free_wbio_buffer(SSL *s)
{
- BIO *under;
-
if (s->bbio == NULL) return;
if (s->bbio == s->wbio)
{
/* remove buffering */
- under=BIO_pop(s->wbio);
- if (under != NULL)
- s->wbio=under;
- else
- abort(); /* ok */
- }
+ s->wbio=BIO_pop(s->wbio);
+#ifdef REF_CHECK /* not the usual REF_CHECK, but this avoids adding one more preprocessor symbol */
+ assert(s->wbio != NULL);
+#endif
+ }
BIO_free(s->bbio);
s->bbio=NULL;
}
ctx->quiet_shutdown=mode;
}
-int SSL_CTX_get_quiet_shutdown(SSL_CTX *ctx)
+int SSL_CTX_get_quiet_shutdown(const SSL_CTX *ctx)
{
return(ctx->quiet_shutdown);
}
s->quiet_shutdown=mode;
}
-int SSL_get_quiet_shutdown(SSL *s)
+int SSL_get_quiet_shutdown(const SSL *s)
{
return(s->quiet_shutdown);
}
s->shutdown=mode;
}
-int SSL_get_shutdown(SSL *s)
+int SSL_get_shutdown(const SSL *s)
{
return(s->shutdown);
}
-int SSL_version(SSL *s)
+int SSL_version(const SSL *s)
{
return(s->version);
}
-SSL_CTX *SSL_get_SSL_CTX(SSL *ssl)
+SSL_CTX *SSL_get_SSL_CTX(const SSL *ssl)
{
return(ssl->ctx);
}
-#ifndef NO_STDIO
+SSL_CTX *SSL_set_SSL_CTX(SSL *ssl, SSL_CTX* ctx)
+ {
+ if (ssl->ctx == ctx)
+ return ssl->ctx;
+#ifndef OPENSSL_NO_TLSEXT
+ if (ctx == NULL)
+ ctx = ssl->initial_ctx;
+#endif
+ if (ssl->cert != NULL)
+ ssl_cert_free(ssl->cert);
+ ssl->cert = ssl_cert_dup(ctx->cert);
+ CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
+ if (ssl->ctx != NULL)
+ SSL_CTX_free(ssl->ctx); /* decrement reference count */
+ ssl->ctx = ctx;
+ return(ssl->ctx);
+ }
+
+#ifndef OPENSSL_NO_STDIO
int SSL_CTX_set_default_verify_paths(SSL_CTX *ctx)
{
return(X509_STORE_set_default_paths(ctx->cert_store));
}
#endif
-void SSL_set_info_callback(SSL *ssl,void (*cb)())
+void SSL_set_info_callback(SSL *ssl,
+ void (*cb)(const SSL *ssl,int type,int val))
{
ssl->info_callback=cb;
}
-void (*SSL_get_info_callback(SSL *ssl))(void)
+/* One compiler (Diab DCC) doesn't like argument names in returned
+ function pointer. */
+void (*SSL_get_info_callback(const SSL *ssl))(const SSL * /*ssl*/,int /*type*/,int /*val*/)
{
- return((void (*)())ssl->info_callback);
+ return ssl->info_callback;
}
-int SSL_state(SSL *ssl)
+int SSL_state(const SSL *ssl)
{
return(ssl->state);
}
ssl->verify_result=arg;
}
-long SSL_get_verify_result(SSL *ssl)
+long SSL_get_verify_result(const SSL *ssl)
{
return(ssl->verify_result);
}
-int SSL_get_ex_new_index(long argl,char *argp,int (*new_func)(),
- int (*dup_func)(),void (*free_func)())
- {
- ssl_meth_num++;
- return(CRYPTO_get_ex_new_index(ssl_meth_num-1,
- &ssl_meth,argl,argp,new_func,dup_func,free_func));
- }
+int SSL_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func)
+ {
+ return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL, argl, argp,
+ new_func, dup_func, free_func);
+ }
int SSL_set_ex_data(SSL *s,int idx,void *arg)
{
return(CRYPTO_set_ex_data(&s->ex_data,idx,arg));
}
-void *SSL_get_ex_data(SSL *s,int idx)
+void *SSL_get_ex_data(const SSL *s,int idx)
{
return(CRYPTO_get_ex_data(&s->ex_data,idx));
}
-int SSL_CTX_get_ex_new_index(long argl,char *argp,int (*new_func)(),
- int (*dup_func)(),void (*free_func)())
- {
- ssl_ctx_meth_num++;
- return(CRYPTO_get_ex_new_index(ssl_ctx_meth_num-1,
- &ssl_ctx_meth,argl,argp,new_func,dup_func,free_func));
- }
+int SSL_CTX_get_ex_new_index(long argl,void *argp,CRYPTO_EX_new *new_func,
+ CRYPTO_EX_dup *dup_func,CRYPTO_EX_free *free_func)
+ {
+ return CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_SSL_CTX, argl, argp,
+ new_func, dup_func, free_func);
+ }
int SSL_CTX_set_ex_data(SSL_CTX *s,int idx,void *arg)
{
return(CRYPTO_set_ex_data(&s->ex_data,idx,arg));
}
-void *SSL_CTX_get_ex_data(SSL_CTX *s,int idx)
+void *SSL_CTX_get_ex_data(const SSL_CTX *s,int idx)
{
return(CRYPTO_get_ex_data(&s->ex_data,idx));
}
return(1);
}
-X509_STORE *SSL_CTX_get_cert_store(SSL_CTX *ctx)
+X509_STORE *SSL_CTX_get_cert_store(const SSL_CTX *ctx)
{
return(ctx->cert_store);
}
ctx->cert_store=store;
}
-int SSL_want(SSL *s)
+int SSL_want(const SSL *s)
{
return(s->rwstate);
}
* \param cb the callback
*/
-#ifndef NO_RSA
-void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl,int export,
+#ifndef OPENSSL_NO_RSA
+void SSL_CTX_set_tmp_rsa_callback(SSL_CTX *ctx,RSA *(*cb)(SSL *ssl,
+ int is_export,
int keylength))
- { SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_RSA_CB,0,(char *)cb); }
-#endif
+ {
+ SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_RSA_CB,(void (*)(void))cb);
+ }
-#ifndef NO_RSA
-void SSL_set_tmp_rsa_callback(SSL *ssl,RSA *(*cb)(SSL *ssl,int export,
- int keylength))
- { SSL_ctrl(ssl,SSL_CTRL_SET_TMP_RSA_CB,0,(char *)cb); }
+void SSL_set_tmp_rsa_callback(SSL *ssl,RSA *(*cb)(SSL *ssl,
+ int is_export,
+ int keylength))
+ {
+ SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_RSA_CB,(void (*)(void))cb);
+ }
#endif
#ifdef DOXYGEN
/*!
* \brief The RSA temporary key callback function.
* \param ssl the SSL session.
- * \param export \c TRUE if the temp RSA key is for an export ciphersuite.
- * \param keylength if \c export is \c TRUE, then \c keylength is the size of
- * the required key in bits.
+ * \param is_export \c TRUE if the temp RSA key is for an export ciphersuite.
+ * \param keylength if \c is_export is \c TRUE, then \c keylength is the size
+ * of the required key in bits.
* \return the temporary RSA key.
* \sa SSL_CTX_set_tmp_rsa_callback, SSL_set_tmp_rsa_callback
*/
-RSA *cb(SSL *ssl,int export,int keylength)
+RSA *cb(SSL *ssl,int is_export,int keylength)
{}
#endif
* \param dh the callback
*/
-#ifndef NO_DH
-void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int export,
- int keylength))
- { SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,0,(char *)dh); }
+#ifndef OPENSSL_NO_DH
+void SSL_CTX_set_tmp_dh_callback(SSL_CTX *ctx,DH *(*dh)(SSL *ssl,int is_export,
+ int keylength))
+ {
+ SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh);
+ }
+
+void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int is_export,
+ int keylength))
+ {
+ SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,(void (*)(void))dh);
+ }
+#endif
+
+#ifndef OPENSSL_NO_ECDH
+void SSL_CTX_set_tmp_ecdh_callback(SSL_CTX *ctx,EC_KEY *(*ecdh)(SSL *ssl,int is_export,
+ int keylength))
+ {
+ SSL_CTX_callback_ctrl(ctx,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh);
+ }
-void SSL_set_tmp_dh_callback(SSL *ssl,DH *(*dh)(SSL *ssl,int export,
- int keylength))
- { SSL_ctrl(ssl,SSL_CTRL_SET_TMP_DH_CB,0,(char *)dh); }
+void SSL_set_tmp_ecdh_callback(SSL *ssl,EC_KEY *(*ecdh)(SSL *ssl,int is_export,
+ int keylength))
+ {
+ SSL_callback_ctrl(ssl,SSL_CTRL_SET_TMP_ECDH_CB,(void (*)(void))ecdh);
+ }
#endif
-#if defined(_WINDLL) && defined(WIN16)
+#ifndef OPENSSL_NO_PSK
+int SSL_CTX_use_psk_identity_hint(SSL_CTX *ctx, const char *identity_hint)
+ {
+ if (identity_hint != NULL && strlen(identity_hint) > PSK_MAX_IDENTITY_LEN)
+ {
+ SSLerr(SSL_F_SSL_CTX_USE_PSK_IDENTITY_HINT, SSL_R_DATA_LENGTH_TOO_LONG);
+ return 0;
+ }
+ if (ctx->psk_identity_hint != NULL)
+ OPENSSL_free(ctx->psk_identity_hint);
+ if (identity_hint != NULL)
+ {
+ ctx->psk_identity_hint = BUF_strdup(identity_hint);
+ if (ctx->psk_identity_hint == NULL)
+ return 0;
+ }
+ else
+ ctx->psk_identity_hint = NULL;
+ return 1;
+ }
+
+int SSL_use_psk_identity_hint(SSL *s, const char *identity_hint)
+ {
+ if (s == NULL)
+ return 0;
+
+ if (s->session == NULL)
+ return 1; /* session not created yet, ignored */
+
+ if (identity_hint != NULL && strlen(identity_hint) > PSK_MAX_IDENTITY_LEN)
+ {
+ SSLerr(SSL_F_SSL_USE_PSK_IDENTITY_HINT, SSL_R_DATA_LENGTH_TOO_LONG);
+ return 0;
+ }
+ if (s->session->psk_identity_hint != NULL)
+ OPENSSL_free(s->session->psk_identity_hint);
+ if (identity_hint != NULL)
+ {
+ s->session->psk_identity_hint = BUF_strdup(identity_hint);
+ if (s->session->psk_identity_hint == NULL)
+ return 0;
+ }
+ else
+ s->session->psk_identity_hint = NULL;
+ return 1;
+ }
+
+const char *SSL_get_psk_identity_hint(const SSL *s)
+ {
+ if (s == NULL || s->session == NULL)
+ return NULL;
+ return(s->session->psk_identity_hint);
+ }
+
+const char *SSL_get_psk_identity(const SSL *s)
+ {
+ if (s == NULL || s->session == NULL)
+ return NULL;
+ return(s->session->psk_identity);
+ }
+
+void SSL_set_psk_client_callback(SSL *s,
+ unsigned int (*cb)(SSL *ssl, const char *hint,
+ char *identity, unsigned int max_identity_len, unsigned char *psk,
+ unsigned int max_psk_len))
+ {
+ s->psk_client_callback = cb;
+ }
+
+void SSL_CTX_set_psk_client_callback(SSL_CTX *ctx,
+ unsigned int (*cb)(SSL *ssl, const char *hint,
+ char *identity, unsigned int max_identity_len, unsigned char *psk,
+ unsigned int max_psk_len))
+ {
+ ctx->psk_client_callback = cb;
+ }
+
+void SSL_set_psk_server_callback(SSL *s,
+ unsigned int (*cb)(SSL *ssl, const char *identity,
+ unsigned char *psk, unsigned int max_psk_len))
+ {
+ s->psk_server_callback = cb;
+ }
+
+void SSL_CTX_set_psk_server_callback(SSL_CTX *ctx,
+ unsigned int (*cb)(SSL *ssl, const char *identity,
+ unsigned char *psk, unsigned int max_psk_len))
+ {
+ ctx->psk_server_callback = cb;
+ }
+#endif
+
+void SSL_CTX_set_msg_callback(SSL_CTX *ctx, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))
+ {
+ SSL_CTX_callback_ctrl(ctx, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb);
+ }
+void SSL_set_msg_callback(SSL *ssl, void (*cb)(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg))
+ {
+ SSL_callback_ctrl(ssl, SSL_CTRL_SET_MSG_CALLBACK, (void (*)(void))cb);
+ }
+
+/* Allocates new EVP_MD_CTX and sets pointer to it into given pointer
+ * vairable, freeing EVP_MD_CTX previously stored in that variable, if
+ * any. If EVP_MD pointer is passed, initializes ctx with this md
+ * Returns newly allocated ctx;
+ */
+
+EVP_MD_CTX *ssl_replace_hash(EVP_MD_CTX **hash,const EVP_MD *md)
+{
+ ssl_clear_hash_ctx(hash);
+ *hash = EVP_MD_CTX_create();
+ if (md) EVP_DigestInit_ex(*hash,md,NULL);
+ return *hash;
+}
+void ssl_clear_hash_ctx(EVP_MD_CTX **hash)
+{
+
+ if (*hash) EVP_MD_CTX_destroy(*hash);
+ *hash=NULL;
+}
+
+#if defined(_WINDLL) && defined(OPENSSL_SYS_WIN16)
#include "../crypto/bio/bss_file.c"
#endif