* 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.
+ */
#include <stdio.h>
-#include <sys/types.h>
-#ifndef WIN32
-#include <dirent.h>
+
+#include "e_os.h"
+#ifndef NO_SYS_TYPES_H
+# include <sys/types.h>
#endif
+
+#include "o_dir.h"
#include <openssl/objects.h>
#include <openssl/bio.h>
#include <openssl/pem.h>
+#include <openssl/x509v3.h>
+#ifndef OPENSSL_NO_DH
+#include <openssl/dh.h>
+#endif
+#include <openssl/bn.h>
#include "ssl_locl.h"
int SSL_get_ex_data_X509_STORE_CTX_idx(void)
{
- static int ssl_x509_store_ctx_idx= -1;
+ static volatile int ssl_x509_store_ctx_idx= -1;
+ int got_write_lock = 0;
+
+ CRYPTO_r_lock(CRYPTO_LOCK_SSL_CTX);
if (ssl_x509_store_ctx_idx < 0)
{
- ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index(
- 0,"SSL for verify callback",NULL,NULL,NULL);
+ CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
+ CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);
+ got_write_lock = 1;
+
+ if (ssl_x509_store_ctx_idx < 0)
+ {
+ ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index(
+ 0,"SSL for verify callback",NULL,NULL,NULL);
+ }
}
- return(ssl_x509_store_ctx_idx);
+
+ if (got_write_lock)
+ CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);
+ else
+ CRYPTO_r_unlock(CRYPTO_LOCK_SSL_CTX);
+
+ return ssl_x509_store_ctx_idx;
+ }
+
+void ssl_cert_set_default_md(CERT *cert)
+ {
+ /* Set digest values to defaults */
+#ifndef OPENSSL_NO_DSA
+ cert->pkeys[SSL_PKEY_DSA_SIGN].digest = EVP_sha1();
+#endif
+#ifndef OPENSSL_NO_RSA
+ cert->pkeys[SSL_PKEY_RSA_SIGN].digest = EVP_sha1();
+ cert->pkeys[SSL_PKEY_RSA_ENC].digest = EVP_sha1();
+#endif
+#ifndef OPENSSL_NO_ECDSA
+ cert->pkeys[SSL_PKEY_ECC].digest = EVP_sha1();
+#endif
}
CERT *ssl_cert_new(void)
{
CERT *ret;
- ret=(CERT *)Malloc(sizeof(CERT));
+ ret=(CERT *)OPENSSL_malloc(sizeof(CERT));
if (ret == NULL)
{
SSLerr(SSL_F_SSL_CERT_NEW,ERR_R_MALLOC_FAILURE);
return(NULL);
}
memset(ret,0,sizeof(CERT));
-/*
- ret->valid=0;
- ret->mask=0;
- ret->export_mask=0;
- ret->cert_type=0;
- ret->key->x509=NULL;
- ret->key->publickey=NULL;
- ret->key->privatekey=NULL; */
ret->key= &(ret->pkeys[SSL_PKEY_RSA_ENC]);
ret->references=1;
+ ssl_cert_set_default_md(ret);
+ return(ret);
+ }
+
+CERT *ssl_cert_dup(CERT *cert)
+ {
+ CERT *ret;
+ int i;
+
+ ret = (CERT *)OPENSSL_malloc(sizeof(CERT));
+ if (ret == NULL)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE);
+ return(NULL);
+ }
+
+ memset(ret, 0, sizeof(CERT));
+
+ ret->key = &ret->pkeys[cert->key - &cert->pkeys[0]];
+ /* or ret->key = ret->pkeys + (cert->key - cert->pkeys),
+ * if you find that more readable */
+
+ ret->valid = cert->valid;
+ ret->mask_k = cert->mask_k;
+ ret->mask_a = cert->mask_a;
+ ret->export_mask_k = cert->export_mask_k;
+ ret->export_mask_a = cert->export_mask_a;
+
+#ifndef OPENSSL_NO_RSA
+ if (cert->rsa_tmp != NULL)
+ {
+ RSA_up_ref(cert->rsa_tmp);
+ ret->rsa_tmp = cert->rsa_tmp;
+ }
+ ret->rsa_tmp_cb = cert->rsa_tmp_cb;
+#endif
+
+#ifndef OPENSSL_NO_DH
+ if (cert->dh_tmp != NULL)
+ {
+ ret->dh_tmp = DHparams_dup(cert->dh_tmp);
+ if (ret->dh_tmp == NULL)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_DH_LIB);
+ goto err;
+ }
+ if (cert->dh_tmp->priv_key)
+ {
+ BIGNUM *b = BN_dup(cert->dh_tmp->priv_key);
+ if (!b)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB);
+ goto err;
+ }
+ ret->dh_tmp->priv_key = b;
+ }
+ if (cert->dh_tmp->pub_key)
+ {
+ BIGNUM *b = BN_dup(cert->dh_tmp->pub_key);
+ if (!b)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_BN_LIB);
+ goto err;
+ }
+ ret->dh_tmp->pub_key = b;
+ }
+ }
+ ret->dh_tmp_cb = cert->dh_tmp_cb;
+#endif
+
+#ifndef OPENSSL_NO_ECDH
+ if (cert->ecdh_tmp)
+ {
+ ret->ecdh_tmp = EC_KEY_dup(cert->ecdh_tmp);
+ if (ret->ecdh_tmp == NULL)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_EC_LIB);
+ goto err;
+ }
+ }
+ ret->ecdh_tmp_cb = cert->ecdh_tmp_cb;
+ ret->ecdh_tmp_auto = cert->ecdh_tmp_auto;
+#endif
+
+ for (i = 0; i < SSL_PKEY_NUM; i++)
+ {
+ CERT_PKEY *cpk = cert->pkeys + i;
+ CERT_PKEY *rpk = ret->pkeys + i;
+ if (cpk->x509 != NULL)
+ {
+ rpk->x509 = cpk->x509;
+ CRYPTO_add(&rpk->x509->references, 1, CRYPTO_LOCK_X509);
+ }
+
+ if (cpk->privatekey != NULL)
+ {
+ rpk->privatekey = cpk->privatekey;
+ CRYPTO_add(&cpk->privatekey->references, 1,
+ CRYPTO_LOCK_EVP_PKEY);
+
+ switch(i)
+ {
+ /* If there was anything special to do for
+ * certain types of keys, we'd do it here.
+ * (Nothing at the moment, I think.) */
+
+ case SSL_PKEY_RSA_ENC:
+ case SSL_PKEY_RSA_SIGN:
+ /* We have an RSA key. */
+ break;
+
+ case SSL_PKEY_DSA_SIGN:
+ /* We have a DSA key. */
+ break;
+
+ case SSL_PKEY_DH_RSA:
+ case SSL_PKEY_DH_DSA:
+ /* We have a DH key. */
+ break;
+
+ case SSL_PKEY_ECC:
+ /* We have an ECC key */
+ break;
+
+ default:
+ /* Can't happen. */
+ SSLerr(SSL_F_SSL_CERT_DUP, SSL_R_LIBRARY_BUG);
+ }
+ }
+
+ if (cpk->chain)
+ {
+ rpk->chain = X509_chain_up_ref(cpk->chain);
+ if (!rpk->chain)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ }
+ rpk->valid_flags = 0;
+#ifndef OPENSSL_NO_TLSEXT
+ if (cert->pkeys[i].serverinfo != NULL)
+ {
+ /* Just copy everything. */
+ ret->pkeys[i].serverinfo =
+ OPENSSL_malloc(cert->pkeys[i].serverinfo_length);
+ if (ret->pkeys[i].serverinfo == NULL)
+ {
+ SSLerr(SSL_F_SSL_CERT_DUP, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+ ret->pkeys[i].serverinfo_length =
+ cert->pkeys[i].serverinfo_length;
+ memcpy(ret->pkeys[i].serverinfo,
+ cert->pkeys[i].serverinfo,
+ cert->pkeys[i].serverinfo_length);
+ }
+#endif
+ }
+
+ ret->references=1;
+ /* Set digests to defaults. NB: we don't copy existing values as they
+ * will be set during handshake.
+ */
+ ssl_cert_set_default_md(ret);
+ /* Peer sigalgs set to NULL as we get these from handshake too */
+ ret->peer_sigalgs = NULL;
+ ret->peer_sigalgslen = 0;
+ /* Configured sigalgs however we copy across */
+
+ if (cert->conf_sigalgs)
+ {
+ ret->conf_sigalgs = OPENSSL_malloc(cert->conf_sigalgslen);
+ if (!ret->conf_sigalgs)
+ goto err;
+ memcpy(ret->conf_sigalgs, cert->conf_sigalgs,
+ cert->conf_sigalgslen);
+ ret->conf_sigalgslen = cert->conf_sigalgslen;
+ }
+ else
+ ret->conf_sigalgs = NULL;
+
+ if (cert->client_sigalgs)
+ {
+ ret->client_sigalgs = OPENSSL_malloc(cert->client_sigalgslen);
+ if (!ret->client_sigalgs)
+ goto err;
+ memcpy(ret->client_sigalgs, cert->client_sigalgs,
+ cert->client_sigalgslen);
+ ret->client_sigalgslen = cert->client_sigalgslen;
+ }
+ else
+ ret->client_sigalgs = NULL;
+ /* Shared sigalgs also NULL */
+ ret->shared_sigalgs = NULL;
+ /* Copy any custom client certificate types */
+ if (cert->ctypes)
+ {
+ ret->ctypes = OPENSSL_malloc(cert->ctype_num);
+ if (!ret->ctypes)
+ goto err;
+ memcpy(ret->ctypes, cert->ctypes, cert->ctype_num);
+ ret->ctype_num = cert->ctype_num;
+ }
+
+ ret->cert_flags = cert->cert_flags;
+
+ ret->cert_cb = cert->cert_cb;
+ ret->cert_cb_arg = cert->cert_cb_arg;
+
+ if (cert->verify_store)
+ {
+ CRYPTO_add(&cert->verify_store->references, 1, CRYPTO_LOCK_X509_STORE);
+ ret->verify_store = cert->verify_store;
+ }
+
+ if (cert->chain_store)
+ {
+ CRYPTO_add(&cert->chain_store->references, 1, CRYPTO_LOCK_X509_STORE);
+ ret->chain_store = cert->chain_store;
+ }
+
+ ret->ciphers_raw = NULL;
return(ret);
+
+#if !defined(OPENSSL_NO_DH) || !defined(OPENSSL_NO_ECDH)
+err:
+#endif
+#ifndef OPENSSL_NO_RSA
+ if (ret->rsa_tmp != NULL)
+ RSA_free(ret->rsa_tmp);
+#endif
+#ifndef OPENSSL_NO_DH
+ if (ret->dh_tmp != NULL)
+ DH_free(ret->dh_tmp);
+#endif
+#ifndef OPENSSL_NO_ECDH
+ if (ret->ecdh_tmp != NULL)
+ EC_KEY_free(ret->ecdh_tmp);
+#endif
+
+ ssl_cert_clear_certs(ret);
+
+ return NULL;
+ }
+
+/* Free up and clear all certificates and chains */
+
+void ssl_cert_clear_certs(CERT *c)
+ {
+ int i;
+ if (c == NULL)
+ return;
+ for (i = 0; i<SSL_PKEY_NUM; i++)
+ {
+ CERT_PKEY *cpk = c->pkeys + i;
+ if (cpk->x509)
+ {
+ X509_free(cpk->x509);
+ cpk->x509 = NULL;
+ }
+ if (cpk->privatekey)
+ {
+ EVP_PKEY_free(cpk->privatekey);
+ cpk->privatekey = NULL;
+ }
+ if (cpk->chain)
+ {
+ sk_X509_pop_free(cpk->chain, X509_free);
+ cpk->chain = NULL;
+ }
+#ifndef OPENSSL_NO_TLSEXT
+ if (cpk->serverinfo)
+ {
+ OPENSSL_free(cpk->serverinfo);
+ cpk->serverinfo = NULL;
+ cpk->serverinfo_length = 0;
+ }
+#endif
+ /* Clear all flags apart from explicit sign */
+ cpk->valid_flags &= CERT_PKEY_EXPLICIT_SIGN;
+ }
}
void ssl_cert_free(CERT *c)
}
#endif
-#ifndef NO_RSA
+#ifndef OPENSSL_NO_RSA
if (c->rsa_tmp) RSA_free(c->rsa_tmp);
#endif
-#ifndef NO_DH
+#ifndef OPENSSL_NO_DH
if (c->dh_tmp) DH_free(c->dh_tmp);
#endif
-
- for (i=0; i<SSL_PKEY_NUM; i++)
- {
- if (c->pkeys[i].x509 != NULL)
- X509_free(c->pkeys[i].x509);
- if (c->pkeys[i].privatekey != NULL)
- EVP_PKEY_free(c->pkeys[i].privatekey);
-#if 0
- if (c->pkeys[i].publickey != NULL)
- EVP_PKEY_free(c->pkeys[i].publickey);
+#ifndef OPENSSL_NO_ECDH
+ if (c->ecdh_tmp) EC_KEY_free(c->ecdh_tmp);
#endif
- }
- if (c->cert_chain != NULL)
- sk_X509_pop_free(c->cert_chain,X509_free);
- Free(c);
+
+ ssl_cert_clear_certs(c);
+ if (c->peer_sigalgs)
+ OPENSSL_free(c->peer_sigalgs);
+ if (c->conf_sigalgs)
+ OPENSSL_free(c->conf_sigalgs);
+ if (c->client_sigalgs)
+ OPENSSL_free(c->client_sigalgs);
+ if (c->shared_sigalgs)
+ OPENSSL_free(c->shared_sigalgs);
+ if (c->ctypes)
+ OPENSSL_free(c->ctypes);
+ if (c->verify_store)
+ X509_STORE_free(c->verify_store);
+ if (c->chain_store)
+ X509_STORE_free(c->chain_store);
+ if (c->ciphers_raw)
+ OPENSSL_free(c->ciphers_raw);
+ OPENSSL_free(c);
}
-int ssl_cert_instantiate(CERT **o, CERT *d)
+int ssl_cert_inst(CERT **o)
{
- CERT *n;
+ /* Create a CERT if there isn't already one
+ * (which cannot really happen, as it is initially created in
+ * SSL_CTX_new; but the earlier code usually allows for that one
+ * being non-existant, so we follow that behaviour, as it might
+ * turn out that there actually is a reason for it -- but I'm
+ * not sure that *all* of the existing code could cope with
+ * s->cert being NULL, otherwise we could do without the
+ * initialization in SSL_CTX_new).
+ */
+
if (o == NULL)
{
- SSLerr(SSL_F_SSL_CERT_INSTANTIATE, ERR_R_PASSED_NULL_PARAMETER);
+ SSLerr(SSL_F_SSL_CERT_INST, ERR_R_PASSED_NULL_PARAMETER);
return(0);
}
- if (*o != NULL && (d == NULL || *o != d))
- return(1);
- if ((n = ssl_cert_new()) == NULL)
+ if (*o == NULL)
{
- SSLerr(SSL_F_SSL_CERT_INSTANTIATE, ERR_R_MALLOC_FAILURE);
- return(0);
+ if ((*o = ssl_cert_new()) == NULL)
+ {
+ SSLerr(SSL_F_SSL_CERT_INST, ERR_R_MALLOC_FAILURE);
+ return(0);
+ }
}
- if (*o != NULL)
- ssl_cert_free(*o);
- *o = n;
return(1);
}
-int ssl_set_cert_type(CERT *c,int type)
+int ssl_cert_set0_chain(CERT *c, STACK_OF(X509) *chain)
+ {
+ CERT_PKEY *cpk = c->key;
+ if (!cpk)
+ return 0;
+ if (cpk->chain)
+ sk_X509_pop_free(cpk->chain, X509_free);
+ cpk->chain = chain;
+ return 1;
+ }
+
+int ssl_cert_set1_chain(CERT *c, STACK_OF(X509) *chain)
+ {
+ STACK_OF(X509) *dchain;
+ if (!chain)
+ return ssl_cert_set0_chain(c, NULL);
+ dchain = X509_chain_up_ref(chain);
+ if (!dchain)
+ return 0;
+ if (!ssl_cert_set0_chain(c, dchain))
+ {
+ sk_X509_pop_free(dchain, X509_free);
+ return 0;
+ }
+ return 1;
+ }
+
+int ssl_cert_add0_chain_cert(CERT *c, X509 *x)
+ {
+ CERT_PKEY *cpk = c->key;
+ if (!cpk)
+ return 0;
+ if (!cpk->chain)
+ cpk->chain = sk_X509_new_null();
+ if (!cpk->chain || !sk_X509_push(cpk->chain, x))
+ return 0;
+ return 1;
+ }
+
+int ssl_cert_add1_chain_cert(CERT *c, X509 *x)
+ {
+ if (!ssl_cert_add0_chain_cert(c, x))
+ return 0;
+ CRYPTO_add(&x->references, 1, CRYPTO_LOCK_X509);
+ return 1;
+ }
+
+int ssl_cert_select_current(CERT *c, X509 *x)
+ {
+ int i;
+ if (x == NULL)
+ return 0;
+ for (i = 0; i < SSL_PKEY_NUM; i++)
+ {
+ CERT_PKEY *cpk = c->pkeys + i;
+ if (cpk->x509 == x && cpk->privatekey)
+ {
+ c->key = cpk;
+ return 1;
+ }
+ }
+
+ for (i = 0; i < SSL_PKEY_NUM; i++)
+ {
+ CERT_PKEY *cpk = c->pkeys + i;
+ if (cpk->privatekey && cpk->x509 && !X509_cmp(cpk->x509, x))
+ {
+ c->key = cpk;
+ return 1;
+ }
+ }
+ return 0;
+ }
+
+int ssl_cert_set_current(CERT *c, long op)
+ {
+ int i, idx;
+ if (!c)
+ return 0;
+ if (op == SSL_CERT_SET_FIRST)
+ idx = 0;
+ else if (op == SSL_CERT_SET_NEXT)
+ {
+ idx = (int)(c->key - c->pkeys + 1);
+ if (idx >= SSL_PKEY_NUM)
+ return 0;
+ }
+ else
+ return 0;
+ for (i = idx; i < SSL_PKEY_NUM; i++)
+ {
+ CERT_PKEY *cpk = c->key + i;
+ if (cpk->x509 && cpk->privatekey)
+ {
+ c->key = cpk;
+ return 1;
+ }
+ }
+ return 0;
+ }
+
+void ssl_cert_set_cert_cb(CERT *c, int (*cb)(SSL *ssl, void *arg), void *arg)
+ {
+ c->cert_cb = cb;
+ c->cert_cb_arg = arg;
+ }
+
+SESS_CERT *ssl_sess_cert_new(void)
+ {
+ SESS_CERT *ret;
+
+ ret = OPENSSL_malloc(sizeof *ret);
+ if (ret == NULL)
+ {
+ SSLerr(SSL_F_SSL_SESS_CERT_NEW, ERR_R_MALLOC_FAILURE);
+ return NULL;
+ }
+
+ memset(ret, 0 ,sizeof *ret);
+ ret->peer_key = &(ret->peer_pkeys[SSL_PKEY_RSA_ENC]);
+ ret->references = 1;
+
+ return ret;
+ }
+
+void ssl_sess_cert_free(SESS_CERT *sc)
+ {
+ int i;
+
+ if (sc == NULL)
+ return;
+
+ i = CRYPTO_add(&sc->references, -1, CRYPTO_LOCK_SSL_SESS_CERT);
+#ifdef REF_PRINT
+ REF_PRINT("SESS_CERT", sc);
+#endif
+ if (i > 0)
+ return;
+#ifdef REF_CHECK
+ if (i < 0)
+ {
+ fprintf(stderr,"ssl_sess_cert_free, bad reference count\n");
+ abort(); /* ok */
+ }
+#endif
+
+ /* i == 0 */
+ if (sc->cert_chain != NULL)
+ sk_X509_pop_free(sc->cert_chain, X509_free);
+ for (i = 0; i < SSL_PKEY_NUM; i++)
+ {
+ if (sc->peer_pkeys[i].x509 != NULL)
+ X509_free(sc->peer_pkeys[i].x509);
+#if 0 /* We don't have the peer's private key. These lines are just
+ * here as a reminder that we're still using a not-quite-appropriate
+ * data structure. */
+ if (sc->peer_pkeys[i].privatekey != NULL)
+ EVP_PKEY_free(sc->peer_pkeys[i].privatekey);
+#endif
+ }
+
+#ifndef OPENSSL_NO_RSA
+ if (sc->peer_rsa_tmp != NULL)
+ RSA_free(sc->peer_rsa_tmp);
+#endif
+#ifndef OPENSSL_NO_DH
+ if (sc->peer_dh_tmp != NULL)
+ DH_free(sc->peer_dh_tmp);
+#endif
+#ifndef OPENSSL_NO_ECDH
+ if (sc->peer_ecdh_tmp != NULL)
+ EC_KEY_free(sc->peer_ecdh_tmp);
+#endif
+
+ OPENSSL_free(sc);
+ }
+
+int ssl_set_peer_cert_type(SESS_CERT *sc,int type)
{
- c->cert_type=type;
+ sc->peer_cert_type = type;
return(1);
}
{
X509 *x;
int i;
+ X509_STORE *verify_store;
X509_STORE_CTX ctx;
+ if (s->cert->verify_store)
+ verify_store = s->cert->verify_store;
+ else
+ verify_store = s->ctx->cert_store;
+
if ((sk == NULL) || (sk_X509_num(sk) == 0))
return(0);
x=sk_X509_value(sk,0);
- X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk);
- X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),
- (char *)s);
+ if(!X509_STORE_CTX_init(&ctx,verify_store,x,sk))
+ {
+ SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,ERR_R_X509_LIB);
+ return(0);
+ }
+ /* Set suite B flags if needed */
+ X509_STORE_CTX_set_flags(&ctx, tls1_suiteb(s));
+#if 0
+ if (SSL_get_verify_depth(s) >= 0)
+ X509_STORE_CTX_set_depth(&ctx, SSL_get_verify_depth(s));
+#endif
+ X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),s);
+
+ /* We need to inherit the verify parameters. These can be determined by
+ * the context: if its a server it will verify SSL client certificates
+ * or vice versa.
+ */
+
+ X509_STORE_CTX_set_default(&ctx,
+ s->server ? "ssl_client" : "ssl_server");
+ /* Anything non-default in "param" should overwrite anything in the
+ * ctx.
+ */
+ X509_VERIFY_PARAM_set1(X509_STORE_CTX_get0_param(&ctx), s->param);
+
+ if (s->verify_callback)
+ X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback);
if (s->ctx->app_verify_callback != NULL)
- i=s->ctx->app_verify_callback(&ctx);
+#if 1 /* new with OpenSSL 0.9.7 */
+ i=s->ctx->app_verify_callback(&ctx, s->ctx->app_verify_arg);
+#else
+ i=s->ctx->app_verify_callback(&ctx); /* should pass app_verify_arg */
+#endif
else
{
-#ifndef NO_X509_VERIFY
+#ifndef OPENSSL_NO_X509_VERIFY
i=X509_verify_cert(&ctx);
#else
i=0;
return(i);
}
-static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,STACK_OF(X509_NAME) *list)
+static void set_client_CA_list(STACK_OF(X509_NAME) **ca_list,STACK_OF(X509_NAME) *name_list)
{
if (*ca_list != NULL)
sk_X509_NAME_pop_free(*ca_list,X509_NAME_free);
- *ca_list=list;
+ *ca_list=name_list;
}
-STACK *SSL_dup_CA_list(STACK *sk)
+STACK_OF(X509_NAME) *SSL_dup_CA_list(STACK_OF(X509_NAME) *sk)
{
int i;
- STACK *ret;
+ STACK_OF(X509_NAME) *ret;
X509_NAME *name;
- ret=sk_new_null();
- for (i=0; i<sk_num(sk); i++)
+ ret=sk_X509_NAME_new_null();
+ for (i=0; i<sk_X509_NAME_num(sk); i++)
{
- name=X509_NAME_dup((X509_NAME *)sk_value(sk,i));
- if ((name == NULL) || !sk_push(ret,(char *)name))
+ name=X509_NAME_dup(sk_X509_NAME_value(sk,i));
+ if ((name == NULL) || !sk_X509_NAME_push(ret,name))
{
- sk_pop_free(ret,X509_NAME_free);
+ sk_X509_NAME_pop_free(ret,X509_NAME_free);
return(NULL);
}
}
return(ret);
}
-void SSL_set_client_CA_list(SSL *s,STACK_OF(X509_NAME) *list)
+void SSL_set_client_CA_list(SSL *s,STACK_OF(X509_NAME) *name_list)
{
- set_client_CA_list(&(s->client_CA),list);
+ set_client_CA_list(&(s->client_CA),name_list);
}
-void SSL_CTX_set_client_CA_list(SSL_CTX *ctx,STACK_OF(X509_NAME) *list)
+void SSL_CTX_set_client_CA_list(SSL_CTX *ctx,STACK_OF(X509_NAME) *name_list)
{
- set_client_CA_list(&(ctx->client_CA),list);
+ set_client_CA_list(&(ctx->client_CA),name_list);
}
-STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(SSL_CTX *ctx)
+STACK_OF(X509_NAME) *SSL_CTX_get_client_CA_list(const SSL_CTX *ctx)
{
return(ctx->client_CA);
}
-STACK_OF(X509_NAME) *SSL_get_client_CA_list(SSL *s)
+STACK_OF(X509_NAME) *SSL_get_client_CA_list(const SSL *s)
{
if (s->type == SSL_ST_CONNECT)
{ /* we are in the client */
return(add_client_CA(&(ctx->client_CA),x));
}
-static int name_cmp(X509_NAME **a,X509_NAME **b)
+static int xname_cmp(const X509_NAME * const *a, const X509_NAME * const *b)
{
return(X509_NAME_cmp(*a,*b));
}
-#ifndef NO_STDIO
+#ifndef OPENSSL_NO_STDIO
/*!
* Load CA certs from a file into a ::STACK. Note that it is somewhat misnamed;
* it doesn't really have anything to do with clients (except that a common use
BIO *in;
X509 *x=NULL;
X509_NAME *xn=NULL;
- STACK_OF(X509_NAME) *ret,*sk;
+ STACK_OF(X509_NAME) *ret = NULL,*sk;
- ret=sk_X509_NAME_new(NULL);
- sk=sk_X509_NAME_new(name_cmp);
+ sk=sk_X509_NAME_new(xname_cmp);
in=BIO_new(BIO_s_file_internal());
- if ((ret == NULL) || (sk == NULL) || (in == NULL))
+ if ((sk == NULL) || (in == NULL))
{
SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE);
goto err;
for (;;)
{
- if (PEM_read_bio_X509(in,&x,NULL) == NULL)
+ if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL)
break;
+ if (ret == NULL)
+ {
+ ret = sk_X509_NAME_new_null();
+ if (ret == NULL)
+ {
+ SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ }
if ((xn=X509_get_subject_name(x)) == NULL) goto err;
/* check for duplicates */
xn=X509_NAME_dup(xn);
if (sk != NULL) sk_X509_NAME_free(sk);
if (in != NULL) BIO_free(in);
if (x != NULL) X509_free(x);
+ if (ret != NULL)
+ ERR_clear_error();
return(ret);
}
#endif
* certs may have been added to \c stack.
*/
-int SSL_add_file_cert_subjects_to_stack(STACK *stack,const char *file)
- {
- BIO *in;
- X509 *x=NULL;
- X509_NAME *xn=NULL;
- int ret=1;
- int (*oldcmp)();
-
- oldcmp=sk_set_cmp_func(stack,name_cmp);
-
- in=BIO_new(BIO_s_file_internal());
-
- if (in == NULL)
+int SSL_add_file_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
+ const char *file)
{
- SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE);
- goto err;
- }
+ BIO *in;
+ X509 *x=NULL;
+ X509_NAME *xn=NULL;
+ int ret=1;
+ int (*oldcmp)(const X509_NAME * const *a, const X509_NAME * const *b);
- if (!BIO_read_filename(in,file))
- goto err;
-
- for (;;)
- {
- if (PEM_read_bio_X509(in,&x,NULL) == NULL)
- break;
- if ((xn=X509_get_subject_name(x)) == NULL) goto err;
- xn=X509_NAME_dup(xn);
- if (xn == NULL) goto err;
- if (sk_find(stack,(char *)xn) >= 0)
- X509_NAME_free(xn);
- else
- sk_push(stack,(char *)xn);
- }
+ oldcmp=sk_X509_NAME_set_cmp_func(stack,xname_cmp);
+
+ in=BIO_new(BIO_s_file_internal());
+
+ if (in == NULL)
+ {
+ SSLerr(SSL_F_SSL_ADD_FILE_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (!BIO_read_filename(in,file))
+ goto err;
+
+ for (;;)
+ {
+ if (PEM_read_bio_X509(in,&x,NULL,NULL) == NULL)
+ break;
+ if ((xn=X509_get_subject_name(x)) == NULL) goto err;
+ xn=X509_NAME_dup(xn);
+ if (xn == NULL) goto err;
+ if (sk_X509_NAME_find(stack,xn) >= 0)
+ X509_NAME_free(xn);
+ else
+ sk_X509_NAME_push(stack,xn);
+ }
- if (0)
- {
-err:
- ret=0;
- }
- if(in != NULL)
- BIO_free(in);
- if(x != NULL)
- X509_free(x);
+ ERR_clear_error();
- sk_set_cmp_func(stack,oldcmp);
+ if (0)
+ {
+err:
+ ret=0;
+ }
+ if(in != NULL)
+ BIO_free(in);
+ if(x != NULL)
+ X509_free(x);
+
+ (void)sk_X509_NAME_set_cmp_func(stack,oldcmp);
- return ret;
- }
+ return ret;
+ }
/*!
* Add a directory of certs to a stack.
* certs may have been added to \c stack.
*/
-#ifndef WIN32
+int SSL_add_dir_cert_subjects_to_stack(STACK_OF(X509_NAME) *stack,
+ const char *dir)
+ {
+ OPENSSL_DIR_CTX *d = NULL;
+ const char *filename;
+ int ret = 0;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_READDIR);
+
+ /* Note that a side effect is that the CAs will be sorted by name */
+
+ while((filename = OPENSSL_DIR_read(&d, dir)))
+ {
+ char buf[1024];
+ int r;
+
+ if(strlen(dir)+strlen(filename)+2 > sizeof buf)
+ {
+ SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG);
+ goto err;
+ }
+
+#ifdef OPENSSL_SYS_VMS
+ r = BIO_snprintf(buf,sizeof buf,"%s%s",dir,filename);
+#else
+ r = BIO_snprintf(buf,sizeof buf,"%s/%s",dir,filename);
+#endif
+ if (r <= 0 || r >= (int)sizeof(buf))
+ goto err;
+ if(!SSL_add_file_cert_subjects_to_stack(stack,buf))
+ goto err;
+ }
+
+ if (errno)
+ {
+ SYSerr(SYS_F_OPENDIR, get_last_sys_error());
+ ERR_add_error_data(3, "OPENSSL_DIR_read(&ctx, '", dir, "')");
+ SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK, ERR_R_SYS_LIB);
+ goto err;
+ }
-int SSL_add_dir_cert_subjects_to_stack(STACK *stack,const char *dir)
- {
- DIR *d=opendir(dir);
- struct dirent *dstruct;
+ ret = 1;
- /* Note that a side effect is that the CAs will be sorted by name */
- if(!d)
+err:
+ if (d) OPENSSL_DIR_end(&d);
+ CRYPTO_w_unlock(CRYPTO_LOCK_READDIR);
+ return ret;
+ }
+
+/* Add a certificate to a BUF_MEM structure */
+
+static int ssl_add_cert_to_buf(BUF_MEM *buf, unsigned long *l, X509 *x)
{
- SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,ERR_R_MALLOC_FAILURE);
- return 0;
+ int n;
+ unsigned char *p;
+
+ n=i2d_X509(x,NULL);
+ if (!BUF_MEM_grow_clean(buf,(int)(n+(*l)+3)))
+ {
+ SSLerr(SSL_F_SSL_ADD_CERT_TO_BUF,ERR_R_BUF_LIB);
+ return 0;
+ }
+ p=(unsigned char *)&(buf->data[*l]);
+ l2n3(n,p);
+ i2d_X509(x,&p);
+ *l+=n+3;
+
+ return 1;
}
- while((dstruct=readdir(d)))
+/* Add certificate chain to internal SSL BUF_MEM strcuture */
+int ssl_add_cert_chain(SSL *s, CERT_PKEY *cpk, unsigned long *l)
{
- char buf[1024];
+ BUF_MEM *buf = s->init_buf;
+ int no_chain;
+ int i;
- if(strlen(dir)+strlen(dstruct->d_name)+2 > sizeof buf)
- {
- SSLerr(SSL_F_SSL_ADD_DIR_CERT_SUBJECTS_TO_STACK,SSL_R_PATH_TOO_LONG);
- return 0;
- }
-
- sprintf(buf,"%s/%s",dir,dstruct->d_name);
- if(!SSL_add_file_cert_subjects_to_stack(stack,buf))
- return 0;
+ X509 *x;
+ STACK_OF(X509) *extra_certs;
+ X509_STORE *chain_store;
+
+ if (cpk)
+ x = cpk->x509;
+ else
+ x = NULL;
+
+ if (s->cert->chain_store)
+ chain_store = s->cert->chain_store;
+ else
+ chain_store = s->ctx->cert_store;
+
+ /* If we have a certificate specific chain use it, else use
+ * parent ctx.
+ */
+ if (cpk && cpk->chain)
+ extra_certs = cpk->chain;
+ else
+ extra_certs = s->ctx->extra_certs;
+
+ if ((s->mode & SSL_MODE_NO_AUTO_CHAIN) || extra_certs)
+ no_chain = 1;
+ else
+ no_chain = 0;
+
+ /* TLSv1 sends a chain with nothing in it, instead of an alert */
+ if (!BUF_MEM_grow_clean(buf,10))
+ {
+ SSLerr(SSL_F_SSL_ADD_CERT_CHAIN,ERR_R_BUF_LIB);
+ return 0;
+ }
+ if (x != NULL)
+ {
+ if (no_chain)
+ {
+ if (!ssl_add_cert_to_buf(buf, l, x))
+ return 0;
+ }
+ else
+ {
+ X509_STORE_CTX xs_ctx;
+
+ if (!X509_STORE_CTX_init(&xs_ctx,chain_store,x,NULL))
+ {
+ SSLerr(SSL_F_SSL_ADD_CERT_CHAIN,ERR_R_X509_LIB);
+ return(0);
+ }
+ X509_verify_cert(&xs_ctx);
+ /* Don't leave errors in the queue */
+ ERR_clear_error();
+ for (i=0; i < sk_X509_num(xs_ctx.chain); i++)
+ {
+ x = sk_X509_value(xs_ctx.chain, i);
+
+ if (!ssl_add_cert_to_buf(buf, l, x))
+ {
+ X509_STORE_CTX_cleanup(&xs_ctx);
+ return 0;
+ }
+ }
+ X509_STORE_CTX_cleanup(&xs_ctx);
+ }
+ }
+ for (i=0; i<sk_X509_num(extra_certs); i++)
+ {
+ x=sk_X509_value(extra_certs,i);
+ if (!ssl_add_cert_to_buf(buf, l, x))
+ return 0;
+ }
+
+ return 1;
}
- return 1;
- }
+/* Build a certificate chain for current certificate */
+int ssl_build_cert_chain(CERT *c, X509_STORE *chain_store, int flags)
+ {
+ CERT_PKEY *cpk = c->key;
+ X509_STORE_CTX xs_ctx;
+ STACK_OF(X509) *chain = NULL, *untrusted = NULL;
+ X509 *x;
+ int i, rv = 0;
+
+ if (!cpk->x509)
+ {
+ SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, SSL_R_NO_CERTIFICATE_SET);
+ goto err;
+ }
+ /* Rearranging and check the chain: add everything to a store */
+ if (flags & SSL_BUILD_CHAIN_FLAG_CHECK)
+ {
+ chain_store = X509_STORE_new();
+ if (!chain_store)
+ goto err;
+ for (i = 0; i < sk_X509_num(cpk->chain); i++)
+ {
+ x = sk_X509_value(cpk->chain, i);
+ if (!X509_STORE_add_cert(chain_store, x))
+ goto err;
+ }
+ /* Add EE cert too: it might be self signed */
+ if (!X509_STORE_add_cert(chain_store, cpk->x509))
+ goto err;
+ }
+ else
+ {
+ if (c->chain_store)
+ chain_store = c->chain_store;
+
+ if (flags & SSL_BUILD_CHAIN_FLAG_UNTRUSTED)
+ untrusted = cpk->chain;
+ }
+
+ if (!X509_STORE_CTX_init(&xs_ctx, chain_store, cpk->x509, untrusted))
+ {
+ SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, ERR_R_X509_LIB);
+ goto err;
+ }
+ /* Set suite B flags if needed */
+ X509_STORE_CTX_set_flags(&xs_ctx, c->cert_flags & SSL_CERT_FLAG_SUITEB_128_LOS);
+
+ i = X509_verify_cert(&xs_ctx);
+ if (i <= 0 && flags & SSL_BUILD_CHAIN_FLAG_IGNORE_ERROR)
+ {
+ ERR_clear_error();
+ i = 1;
+ }
+ if (i > 0)
+ chain = X509_STORE_CTX_get1_chain(&xs_ctx);
+ if (i <= 0)
+ {
+ SSLerr(SSL_F_SSL_BUILD_CERT_CHAIN, SSL_R_CERTIFICATE_VERIFY_FAILED);
+ i = X509_STORE_CTX_get_error(&xs_ctx);
+ ERR_add_error_data(2, "Verify error:",
+ X509_verify_cert_error_string(i));
+
+ X509_STORE_CTX_cleanup(&xs_ctx);
+ goto err;
+ }
+ X509_STORE_CTX_cleanup(&xs_ctx);
+ if (cpk->chain)
+ sk_X509_pop_free(cpk->chain, X509_free);
+ /* Remove EE certificate from chain */
+ x = sk_X509_shift(chain);
+ X509_free(x);
+ if (flags & SSL_BUILD_CHAIN_FLAG_NO_ROOT)
+ {
+ if (sk_X509_num(chain) > 0)
+ {
+ /* See if last cert is self signed */
+ x = sk_X509_value(chain, sk_X509_num(chain) - 1);
+ X509_check_purpose(x, -1, 0);
+ if (x->ex_flags & EXFLAG_SS)
+ {
+ x = sk_X509_pop(chain);
+ X509_free(x);
+ }
+ }
+ }
+ cpk->chain = chain;
+ rv = 1;
+ err:
+ if (flags & SSL_BUILD_CHAIN_FLAG_CHECK)
+ X509_STORE_free(chain_store);
+
+ return rv;
+ }
+
+int ssl_cert_set_cert_store(CERT *c, X509_STORE *store, int chain, int ref)
+ {
+ X509_STORE **pstore;
+ if (chain)
+ pstore = &c->chain_store;
+ else
+ pstore = &c->verify_store;
+ if (*pstore)
+ X509_STORE_free(*pstore);
+ *pstore = store;
+ if (ref && store)
+ CRYPTO_add(&store->references, 1, CRYPTO_LOCK_X509_STORE);
+ return 1;
+ }
-#endif
projects / openssl.git / blobdiff