2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
65 int SSL_get_ex_data_X509_STORE_CTX_idx()
67 static int ssl_x509_store_ctx_idx= -1;
69 if (ssl_x509_store_ctx_idx < 0)
71 ssl_x509_store_ctx_idx=X509_STORE_CTX_get_ex_new_index(
72 0,"SSL for verify callback",NULL,NULL,NULL);
74 return(ssl_x509_store_ctx_idx);
81 ret=(CERT *)Malloc(sizeof(CERT));
84 SSLerr(SSL_F_SSL_CERT_NEW,ERR_R_MALLOC_FAILURE);
87 memset(ret,0,sizeof(CERT));
94 ret->key->publickey=NULL;
95 ret->key->privatekey=NULL; */
97 ret->key= &(ret->pkeys[SSL_PKEY_RSA_ENC]);
103 void ssl_cert_free(c)
108 i=CRYPTO_add(&c->references,-1,CRYPTO_LOCK_SSL_CERT);
116 fprintf(stderr,"ssl_cert_free, bad reference count\n");
122 if (c->rsa_tmp) RSA_free(c->rsa_tmp);
125 if (c->dh_tmp) DH_free(c->dh_tmp);
128 for (i=0; i<SSL_PKEY_NUM; i++)
130 if (c->pkeys[i].x509 != NULL)
131 X509_free(c->pkeys[i].x509);
132 if (c->pkeys[i].privatekey != NULL)
133 EVP_PKEY_free(c->pkeys[i].privatekey);
135 if (c->pkeys[i].publickey != NULL)
136 EVP_PKEY_free(c->pkeys[i].publickey);
139 if (c->cert_chain != NULL)
140 sk_pop_free(c->cert_chain,X509_free);
144 int ssl_set_cert_type(c, type)
152 int ssl_verify_cert_chain(s,sk)
160 if ((sk == NULL) || (sk_num(sk) == 0))
163 x=(X509 *)sk_value(sk,0);
164 X509_STORE_CTX_init(&ctx,s->ctx->cert_store,x,sk);
165 X509_STORE_CTX_set_ex_data(&ctx,SSL_get_ex_data_X509_STORE_CTX_idx(),
168 if (s->ctx->app_verify_callback != NULL)
169 i=s->ctx->app_verify_callback(&ctx);
172 #ifndef NO_X509_VERIFY
173 i=X509_verify_cert(&ctx);
176 ctx.error=X509_V_ERR_APPLICATION_VERIFICATION;
177 SSLerr(SSL_F_SSL_VERIFY_CERT_CHAIN,SSL_R_NO_VERIFY_CALLBACK);
181 s->verify_result=ctx.error;
182 X509_STORE_CTX_cleanup(&ctx);
187 static void set_client_CA_list(ca_list,list)
191 if (*ca_list != NULL)
192 sk_pop_free(*ca_list,X509_NAME_free);
197 STACK *SSL_dup_CA_list(sk)
205 for (i=0; i<sk_num(sk); i++)
207 name=X509_NAME_dup((X509_NAME *)sk_value(sk,i));
208 if ((name == NULL) || !sk_push(ret,(char *)name))
210 sk_pop_free(ret,X509_NAME_free);
217 void SSL_set_client_CA_list(s,list)
221 set_client_CA_list(&(s->client_CA),list);
224 void SSL_CTX_set_client_CA_list(ctx,list)
228 set_client_CA_list(&(ctx->client_CA),list);
231 STACK *SSL_CTX_get_client_CA_list(ctx)
234 return(ctx->client_CA);
237 STACK *SSL_get_client_CA_list(s)
240 if (s->type == SSL_ST_CONNECT)
241 { /* we are in the client */
242 if (((s->version>>8) == SSL3_VERSION_MAJOR) &&
244 return(s->s3->tmp.ca_names);
250 if (s->client_CA != NULL)
251 return(s->client_CA);
253 return(s->ctx->client_CA);
257 static int add_client_CA(sk,x)
263 if (x == NULL) return(0);
264 if ((*sk == NULL) && ((*sk=sk_new_null()) == NULL))
267 if ((name=X509_NAME_dup(X509_get_subject_name(x))) == NULL)
270 if (!sk_push(*sk,(char *)name))
272 X509_NAME_free(name);
278 int SSL_add_client_CA(ssl,x)
282 return(add_client_CA(&(ssl->client_CA),x));
285 int SSL_CTX_add_client_CA(ctx,x)
289 return(add_client_CA(&(ctx->client_CA),x));
292 static int name_cmp(a,b)
295 return(X509_NAME_cmp(*a,*b));
299 STACK *SSL_load_client_CA_file(file)
310 in=BIO_new(BIO_s_file_internal());
312 if ((ret == NULL) || (sk == NULL) || (in == NULL))
314 SSLerr(SSL_F_SSL_LOAD_CLIENT_CA_FILE,ERR_R_MALLOC_FAILURE);
318 if (!BIO_read_filename(in,file))
323 if (PEM_read_bio_X509(in,&x,NULL) == NULL)
325 if ((xn=X509_get_subject_name(x)) == NULL) goto err;
326 /* check for duplicates */
327 xn=X509_NAME_dup(xn);
328 if (xn == NULL) goto err;
329 if (sk_find(sk,(char *)xn) >= 0)
333 sk_push(sk,(char *)xn);
334 sk_push(ret,(char *)xn);
341 if (ret != NULL) sk_pop_free(ret,X509_NAME_free);
344 if (sk != NULL) sk_free(sk);
345 if (in != NULL) BIO_free(in);
346 if (x != NULL) X509_free(x);