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Diffstat (limited to 'src/lib/libcrypto/engine/eng_cnf.c')
-rw-r--r--src/lib/libcrypto/engine/eng_cnf.c257
1 files changed, 0 insertions, 257 deletions
diff --git a/src/lib/libcrypto/engine/eng_cnf.c b/src/lib/libcrypto/engine/eng_cnf.c
deleted file mode 100644
index acdebda6a6..0000000000
--- a/src/lib/libcrypto/engine/eng_cnf.c
+++ /dev/null
@@ -1,257 +0,0 @@
1/* $OpenBSD: eng_cnf.c,v 1.13 2015/02/11 03:19:37 doug Exp $ */
2/* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
3 * project 2001.
4 */
5/* ====================================================================
6 * Copyright (c) 2001 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
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
18 * distribution.
19 *
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/)"
24 *
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.
29 *
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.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
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 * ====================================================================
52 *
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).
56 *
57 */
58
59#include <string.h>
60
61#include <openssl/err.h>
62
63#include "eng_int.h"
64#include <openssl/conf.h>
65
66/* #define ENGINE_CONF_DEBUG */
67
68/* ENGINE config module */
69
70static char *
71skip_dot(char *name)
72{
73 char *p;
74
75 p = strchr(name, '.');
76 if (p)
77 return p + 1;
78 return name;
79}
80
81static STACK_OF(ENGINE) *initialized_engines = NULL;
82
83static int
84int_engine_init(ENGINE *e)
85{
86 if (!ENGINE_init(e))
87 return 0;
88 if (!initialized_engines)
89 initialized_engines = sk_ENGINE_new_null();
90 if (!initialized_engines || !sk_ENGINE_push(initialized_engines, e)) {
91 ENGINE_finish(e);
92 return 0;
93 }
94 return 1;
95}
96
97
98static int
99int_engine_configure(char *name, char *value, const CONF *cnf)
100{
101 int i;
102 int ret = 0;
103 long do_init = -1;
104 STACK_OF(CONF_VALUE) *ecmds;
105 CONF_VALUE *ecmd = NULL;
106 char *ctrlname, *ctrlvalue;
107 ENGINE *e = NULL;
108 int soft = 0;
109
110 name = skip_dot(name);
111#ifdef ENGINE_CONF_DEBUG
112 fprintf(stderr, "Configuring engine %s\n", name);
113#endif
114 /* Value is a section containing ENGINE commands */
115 ecmds = NCONF_get_section(cnf, value);
116
117 if (!ecmds) {
118 ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE,
119 ENGINE_R_ENGINE_SECTION_ERROR);
120 return 0;
121 }
122
123 for (i = 0; i < sk_CONF_VALUE_num(ecmds); i++) {
124 ecmd = sk_CONF_VALUE_value(ecmds, i);
125 ctrlname = skip_dot(ecmd->name);
126 ctrlvalue = ecmd->value;
127#ifdef ENGINE_CONF_DEBUG
128 fprintf(stderr, "ENGINE conf: doing ctrl(%s,%s)\n",
129 ctrlname, ctrlvalue);
130#endif
131
132 /* First handle some special pseudo ctrls */
133
134 /* Override engine name to use */
135 if (!strcmp(ctrlname, "engine_id"))
136 name = ctrlvalue;
137 else if (!strcmp(ctrlname, "soft_load"))
138 soft = 1;
139 /* Load a dynamic ENGINE */
140 else if (!strcmp(ctrlname, "dynamic_path")) {
141 e = ENGINE_by_id("dynamic");
142 if (!e)
143 goto err;
144 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", ctrlvalue, 0))
145 goto err;
146 if (!ENGINE_ctrl_cmd_string(e, "LIST_ADD", "2", 0))
147 goto err;
148 if (!ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
149 goto err;
150 }
151 /* ... add other pseudos here ... */
152 else {
153 /* At this point we need an ENGINE structural reference
154 * if we don't already have one.
155 */
156 if (!e) {
157 e = ENGINE_by_id(name);
158 if (!e && soft) {
159 ERR_clear_error();
160 return 1;
161 }
162 if (!e)
163 goto err;
164 }
165 /* Allow "EMPTY" to mean no value: this allows a valid
166 * "value" to be passed to ctrls of type NO_INPUT
167 */
168 if (!strcmp(ctrlvalue, "EMPTY"))
169 ctrlvalue = NULL;
170 if (!strcmp(ctrlname, "init")) {
171 if (!NCONF_get_number_e(cnf, value, "init",
172 &do_init))
173 goto err;
174 if (do_init == 1) {
175 if (!int_engine_init(e))
176 goto err;
177 } else if (do_init != 0) {
178 ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE,
179 ENGINE_R_INVALID_INIT_VALUE);
180 goto err;
181 }
182 }
183 else if (!strcmp(ctrlname, "default_algorithms")) {
184 if (!ENGINE_set_default_string(e, ctrlvalue))
185 goto err;
186 } else if (!ENGINE_ctrl_cmd_string(e,
187 ctrlname, ctrlvalue, 0))
188 goto err;
189 }
190 }
191 if (e && (do_init == -1) && !int_engine_init(e)) {
192 ecmd = NULL;
193 goto err;
194 }
195 ret = 1;
196
197err:
198 if (ret != 1) {
199 ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE,
200 ENGINE_R_ENGINE_CONFIGURATION_ERROR);
201 if (ecmd)
202 ERR_asprintf_error_data(
203 "section=%s, name=%s, value=%s",
204 ecmd->section, ecmd->name, ecmd->value);
205 }
206 if (e)
207 ENGINE_free(e);
208 return ret;
209}
210
211
212static int
213int_engine_module_init(CONF_IMODULE *md, const CONF *cnf)
214{
215 STACK_OF(CONF_VALUE) *elist;
216 CONF_VALUE *cval;
217 int i;
218
219#ifdef ENGINE_CONF_DEBUG
220 fprintf(stderr, "Called engine module: name %s, value %s\n",
221 CONF_imodule_get_name(md), CONF_imodule_get_value(md));
222#endif
223 /* Value is a section containing ENGINEs to configure */
224 elist = NCONF_get_section(cnf, CONF_imodule_get_value(md));
225
226 if (!elist) {
227 ENGINEerr(ENGINE_F_INT_ENGINE_MODULE_INIT,
228 ENGINE_R_ENGINES_SECTION_ERROR);
229 return 0;
230 }
231
232 for (i = 0; i < sk_CONF_VALUE_num(elist); i++) {
233 cval = sk_CONF_VALUE_value(elist, i);
234 if (!int_engine_configure(cval->name, cval->value, cnf))
235 return 0;
236 }
237
238 return 1;
239}
240
241static void
242int_engine_module_finish(CONF_IMODULE *md)
243{
244 ENGINE *e;
245
246 while ((e = sk_ENGINE_pop(initialized_engines)))
247 ENGINE_finish(e);
248 sk_ENGINE_free(initialized_engines);
249 initialized_engines = NULL;
250}
251
252void
253ENGINE_add_conf_module(void)
254{
255 CONF_module_add("engines", int_engine_module_init,
256 int_engine_module_finish);
257}
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