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diff --git a/ssl/ssl_cert.c b/ssl/ssl_cert.c
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+/* ssl/ssl_cert.c */
+/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ *
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to. The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code. The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ *
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ *
+ * 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 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 acknowledgement:
+ * "This product includes cryptographic software written by
+ * Eric Young (eay@cryptsoft.com)"
+ * The word 'cryptographic' can be left out if the rouines from the library
+ * being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from
+ * the apps directory (application code) you must include an acknowledgement:
+ * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ *
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed. i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include "objects.h"
+#include "bio.h"
+#include "pem.h"
+#include "ssl_locl.h"
+
+CERT *ssl_cert_new()
+ {
+ CERT *ret;
+
+ ret=(CERT *)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;
+
+ return(ret);
+ }
+
+void ssl_cert_free(c)
+CERT *c;
+ {
+ int i;
+
+ i=CRYPTO_add(&c->references,-1,CRYPTO_LOCK_SSL_CERT);
+ if (i > 0) return;
+#ifdef REF_CHECK
+ if (i < 0)
+ {
+ fprintf(stderr,"ssl_cert_free, bad reference count\n");
+ abort(); /* ok */
+ }
+#endif
+
+#ifndef NO_RSA
+ if (c->rsa_tmp) RSA_free(c->rsa_tmp);
+#endif
+#ifndef 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);
+#endif
+ }
+ if (c->cert_chain != NULL)
+ sk_pop_free(c->cert_chain,X509_free);
+ Free(c);
+ }
+
+int ssl_set_cert_type(c, type)
+CERT *c;
+int type;
+ {
+ c->cert_type=type;
+ return(1);
+ }
+
+int ssl_verify_cert_chain(s,sk)
+SSL *s;
+STACK *sk;
+ {
+ X509 *x;
+ int i;
+ X509_STORE_CTX ctx;
+
+ if ((sk == NULL) || (sk_num(sk) == 0))
+ return(0);
+
+ x=(X509 *)sk_value(sk,0);
+ X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk);
+ X509_STORE_CTX_set_app_data(&ctx,(char *)s);
+
+ if (s->ctx->app_verify_callback != NULL)
+ i=s->ctx->app_verify_callback(&ctx);
+ else
+ i=X509_verify_cert(&ctx);
+
+ X509_STORE_CTX_cleanup(&ctx);
+ s->verify_result=ctx.error;
+
+ return(i);
+ }
+
+static void set_client_CA_list(ca_list,list)
+STACK **ca_list;
+STACK *list;
+ {
+ if (*ca_list != NULL)
+ sk_pop_free(*ca_list,X509_NAME_free);
+
+ *ca_list=list;
+ }
+
+STACK *SSL_dup_CA_list(sk)
+STACK *sk;
+ {
+ int i;
+ STACK *ret;
+ X509_NAME *name;
+
+ ret=sk_new_null();
+ for (i=0; i<sk_num(sk); i++)
+ {
+ name=X509_NAME_dup((X509_NAME *)sk_value(sk,i));
+ if ((name == NULL) || !sk_push(ret,(char *)name))
+ {
+ sk_pop_free(ret,X509_NAME_free);
+ return(NULL);
+ }
+ }
+ return(ret);
+ }
+
+void SSL_set_client_CA_list(s,list)
+SSL *s;
+STACK *list;
+ {
+ set_client_CA_list(&(s->client_CA),list);
+ }
+
+void SSL_CTX_set_client_CA_list(ctx,list)
+SSL_CTX *ctx;
+STACK *list;
+ {
+ set_client_CA_list(&(ctx->client_CA),list);
+ }
+
+STACK *SSL_CTX_get_client_CA_list(ctx)
+SSL_CTX *ctx;
+ {
+ return(ctx->client_CA);
+ }
+
+STACK *SSL_get_client_CA_list(s)
+SSL *s;
+ {
+ if (s->type == SSL_ST_CONNECT)
+ { /* we are in the client */
+ if ((s->version == 3) && (s->s3 != NULL))
+ return(s->s3->tmp.ca_names);
+ else
+ return(NULL);
+ }
+ else
+ {
+ if (s->client_CA != NULL)
+ return(s->client_CA);
+ else
+ return(s->ctx->client_CA);
+ }
+ }
+
+static int add_client_CA(sk,x)
+STACK **sk;
+X509 *x;
+ {
+ X509_NAME *name;
+
+ if (x == NULL) return(0);
+ if ((*sk == NULL) && ((*sk=sk_new_null()) == NULL))
+ return(0);
+
+ if ((name=X509_NAME_dup(X509_get_subject_name(x))) == NULL)
+ return(0);
+
+ if (!sk_push(*sk,(char *)name))
+ {
+ X509_NAME_free(name);
+ return(0);
+ }
+ return(1);
+ }
+
+int SSL_add_client_CA(ssl,x)
+SSL *ssl;
+X509 *x;
+ {
+ return(add_client_CA(&(ssl->client_CA),x));
+ }
+
+int SSL_CTX_add_client_CA(ctx,x)
+SSL_CTX *ctx;
+X509 *x;
+ {
+ return(add_client_CA(&(ctx->client_CA),x));
+ }
+
+static int name_cmp(a,b)
+X509_NAME **a,**b;
+ {
+ return(X509_NAME_cmp(*a,*b));
+ }
+
+STACK *SSL_load_client_CA_file(file)
+char *file;
+ {
+ BIO *in;
+ X509 *x=NULL;
+ X509_NAME *xn=NULL;
+ STACK *ret,*sk;
+
+ ret=sk_new(NULL);
+ sk=sk_new(name_cmp);
+#ifdef WIN16
+ in=BIO_new(BIO_s_file_internal_w16());
+#else
+ in=BIO_new(BIO_s_file());
+#endif
+ if ((ret == NULL) || (sk == NULL) || (in == NULL))
+ {
+ SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ 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;
+ /* check for duplicates */
+ xn=X509_NAME_dup(xn);
+ if (xn == NULL) goto err;
+ if (sk_find(sk,(char *)xn) >= 0)
+ X509_NAME_free(xn);
+ else
+ {
+ sk_push(sk,(char *)xn);
+ sk_push(ret,(char *)xn);
+ }
+ }
+
+ if (0)
+ {
+err:
+ if (ret != NULL) sk_pop_free(ret,X509_NAME_free);
+ ret=NULL;
+ }
+ if (sk != NULL) sk_free(sk);
+ if (in != NULL) BIO_free(in);
+ if (x != NULL) X509_free(x);
+ return(ret);
+ }
+
+
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