1 /* apps/engine.c -*- mode: C; c-file-style: "eay" -*- */
2 /* Written by Richard Levitte <richard@levitte.org> for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 2000 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
66 #include <openssl/err.h>
67 #include <openssl/engine.h>
68 #include <openssl/ssl.h>
71 #define PROG engine_main
73 static char *engine_usage[]={
74 "usage: engine opts [engine ...]\n",
75 " -v - verbose mode, a textual listing of the engines in OpenSSL\n",
76 " -c - for each engine, also list the capabilities\n",
77 " -t - for each engine, check that they are really available\n",
81 static void identity(void *ptr)
86 static int append_buf(char **buf, char *s, int *size, int step)
93 *buf = OPENSSL_malloc(*size);
102 if (strlen(*buf) + strlen(s) >= *size)
105 *buf = OPENSSL_realloc(*buf, *size);
118 int MAIN(int, char **);
120 int MAIN(int argc, char **argv)
124 int verbose=0, list_cap=0, test_avail=0;
126 STACK *engines = sk_new_null();
131 SSL_load_error_strings();
134 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
135 bio_out=BIO_new_fp(stdout,BIO_NOCLOSE);
138 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
139 bio_out = BIO_push(tmpbio, bio_out);
147 if (strcmp(*argv,"-v") == 0)
149 else if (strcmp(*argv,"-c") == 0)
151 else if (strcmp(*argv,"-t") == 0)
153 else if ((strncmp(*argv,"-h",2) == 0) ||
154 (strcmp(*argv,"-?") == 0))
161 sk_push(engines,*argv);
169 for (pp=engine_usage; (*pp != NULL); pp++)
170 BIO_printf(bio_err,"%s",*pp);
174 if (sk_num(engines) == 0)
176 for(e = ENGINE_get_first(); e != NULL; e = ENGINE_get_next(e))
178 sk_push(engines,(char *)ENGINE_get_id(e));
182 for (i=0; i<sk_num(engines); i++)
184 const char *id = sk_value(engines,i);
185 if ((e = ENGINE_by_id(id)) != NULL)
187 const char *name = ENGINE_get_name(e);
188 BIO_printf(bio_out, "%s (%s)", name, id);
189 if (list_cap || test_avail)
190 BIO_printf(bio_out, ":");
195 BIO_printf(bio_out, " available");
200 BIO_printf(bio_out, " unavailable");
207 char *cap_buf = NULL;
209 if (ENGINE_get_RSA(e) != NULL
210 && !append_buf(&cap_buf, "RSA",
213 if (ENGINE_get_DSA(e) != NULL
214 && !append_buf(&cap_buf, "DSA",
217 if (ENGINE_get_DH(e) != NULL
218 && !append_buf(&cap_buf, "DH",
221 if (ENGINE_get_RAND(e) != NULL
222 && !append_buf(&cap_buf, "RAND",
226 if (*cap_buf != '\0')
227 BIO_printf(bio_out, " [%s]", cap_buf);
229 OPENSSL_free(cap_buf);
231 BIO_printf(bio_out, "\n");
234 ERR_print_errors(bio_err);
239 ERR_print_errors(bio_err);
240 sk_pop_free(engines, identity);
241 if (bio_out != NULL) BIO_free_all(bio_out);