xref: /titanic_41/usr/src/lib/libkmf/libkmf/common/keyop.c (revision 9f0bc604621fbb9b9b038e6de7da8f9c46e28608)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #include <stdio.h>
27 #include <link.h>
28 #include <fcntl.h>
29 #include <ctype.h>
30 #include <sys/param.h>
31 #include <sys/types.h>
32 #include <sys/stat.h>
33 #include <ber_der.h>
34 #include <kmfapiP.h>
35 #include <libgen.h>
36 #include <cryptoutil.h>
37 
38 KMF_RETURN
kmf_create_keypair(KMF_HANDLE_T handle,int num_args,KMF_ATTRIBUTE * attrlist)39 kmf_create_keypair(KMF_HANDLE_T handle,
40 	int	num_args,
41 	KMF_ATTRIBUTE	*attrlist)
42 {
43 	KMF_RETURN ret = KMF_OK;
44 	KMF_PLUGIN *plugin;
45 	KMF_KEYSTORE_TYPE kstype;
46 	uint32_t len;
47 
48 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
49 		{KMF_KEYSTORE_TYPE_ATTR, FALSE, 1, sizeof (KMF_KEYSTORE_TYPE)},
50 		{KMF_PRIVKEY_HANDLE_ATTR, FALSE, sizeof (KMF_KEY_HANDLE),
51 			sizeof (KMF_KEY_HANDLE)},
52 		{KMF_PUBKEY_HANDLE_ATTR, FALSE, sizeof (KMF_KEY_HANDLE),
53 			sizeof (KMF_KEY_HANDLE)},
54 	};
55 
56 	int num_req_attrs = sizeof (required_attrs) /
57 	    sizeof (KMF_ATTRIBUTE_TESTER);
58 
59 	if (handle == NULL)
60 		return (KMF_ERR_BAD_PARAMETER);
61 
62 	CLEAR_ERROR(handle, ret);
63 
64 	ret = test_attributes(num_req_attrs, required_attrs,
65 	    0, NULL, num_args, attrlist);
66 
67 	if (ret != KMF_OK)
68 		return (ret);
69 
70 	len = sizeof (kstype);
71 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, num_args,
72 	    &kstype, &len);
73 	if (ret != KMF_OK)
74 		return (ret);
75 
76 	plugin = FindPlugin(handle, kstype);
77 	if (plugin != NULL && plugin->funclist->CreateKeypair != NULL) {
78 		return (plugin->funclist->CreateKeypair(handle, num_args,
79 		    attrlist));
80 	} else {
81 		return (KMF_ERR_PLUGIN_NOTFOUND);
82 	}
83 }
84 
85 KMF_RETURN
kmf_delete_key_from_keystore(KMF_HANDLE_T handle,int num_args,KMF_ATTRIBUTE * attrlist)86 kmf_delete_key_from_keystore(KMF_HANDLE_T handle,
87 	int	num_args,
88 	KMF_ATTRIBUTE	*attrlist)
89 {
90 	KMF_RETURN ret = KMF_OK;
91 	KMF_PLUGIN *plugin;
92 	KMF_KEYSTORE_TYPE kstype;
93 	uint32_t len;
94 	KMF_KEY_HANDLE *key;
95 
96 
97 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
98 		{KMF_KEYSTORE_TYPE_ATTR, FALSE, 1, sizeof (KMF_KEYSTORE_TYPE)},
99 		{KMF_KEY_HANDLE_ATTR, FALSE, sizeof (KMF_KEY_HANDLE),
100 			sizeof (KMF_KEY_HANDLE)},
101 	};
102 
103 	int num_req_attrs = sizeof (required_attrs) /
104 	    sizeof (KMF_ATTRIBUTE_TESTER);
105 
106 	if (handle == NULL)
107 		return (KMF_ERR_BAD_PARAMETER);
108 
109 	CLEAR_ERROR(handle, ret);
110 
111 	ret = test_attributes(num_req_attrs, required_attrs,
112 	    0, NULL, num_args, attrlist);
113 
114 	if (ret != KMF_OK)
115 		return (ret);
116 
117 	len = sizeof (kstype);
118 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, num_args,
119 	    &kstype, &len);
120 	if (ret != KMF_OK)
121 		return (ret);
122 
123 	plugin = FindPlugin(handle, kstype);
124 	if (plugin != NULL && plugin->funclist->DeleteKey != NULL) {
125 		ret = plugin->funclist->DeleteKey(handle, num_args, attrlist);
126 	} else {
127 		ret = KMF_ERR_PLUGIN_NOTFOUND;
128 	}
129 
130 	if (ret == KMF_OK) {
131 		key = kmf_get_attr_ptr(KMF_KEY_HANDLE_ATTR, attrlist, num_args);
132 		if (key == NULL)
133 			return (KMF_ERR_BAD_PARAMETER);
134 		if (key->keylabel != NULL)
135 			free(key->keylabel);
136 
137 		if (key->israw && key->keyp != NULL) {
138 			if (key->keyclass ==  KMF_ASYM_PUB ||
139 			    key->keyclass == KMF_ASYM_PRI) {
140 				kmf_free_raw_key(key->keyp);
141 				free(key->keyp);
142 			} else if (key->keyclass == KMF_SYMMETRIC) {
143 				kmf_free_raw_sym_key(key->keyp);
144 			}
145 			/* Else we don't know how to free the memory. */
146 		}
147 
148 		(void) memset(key, 0, sizeof (KMF_KEY_HANDLE));
149 	}
150 
151 	return (ret);
152 }
153 
154 KMF_RETURN
kmf_find_key(KMF_HANDLE_T handle,int num_args,KMF_ATTRIBUTE * attrlist)155 kmf_find_key(KMF_HANDLE_T handle,
156 	int	num_args,
157 	KMF_ATTRIBUTE	*attrlist)
158 {
159 	KMF_RETURN ret = KMF_OK;
160 	KMF_PLUGIN *plugin;
161 	KMF_KEYSTORE_TYPE kstype;
162 	uint32_t len;
163 
164 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
165 		{KMF_KEYSTORE_TYPE_ATTR, FALSE, 1, sizeof (KMF_KEYSTORE_TYPE)},
166 		{KMF_COUNT_ATTR, FALSE, sizeof (uint32_t),
167 			sizeof (uint32_t)}
168 	};
169 
170 	int num_req_attrs = sizeof (required_attrs) /
171 	    sizeof (KMF_ATTRIBUTE_TESTER);
172 
173 	if (handle == NULL)
174 		return (KMF_ERR_BAD_PARAMETER);
175 
176 	CLEAR_ERROR(handle, ret);
177 
178 	ret = test_attributes(num_req_attrs, required_attrs,
179 	    0, NULL, num_args, attrlist);
180 
181 	if (ret != KMF_OK)
182 		return (ret);
183 
184 	len = sizeof (kstype);
185 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, num_args,
186 	    &kstype, &len);
187 	if (ret != KMF_OK)
188 		return (ret);
189 
190 	plugin = FindPlugin(handle, kstype);
191 	if (plugin != NULL && plugin->funclist->FindKey != NULL) {
192 		return (plugin->funclist->FindKey(handle, num_args, attrlist));
193 	}
194 
195 	return (KMF_ERR_PLUGIN_NOTFOUND);
196 }
197 
198 KMF_RETURN
kmf_create_sym_key(KMF_HANDLE_T handle,int num_args,KMF_ATTRIBUTE * attrlist)199 kmf_create_sym_key(KMF_HANDLE_T handle,
200 	int	num_args,
201 	KMF_ATTRIBUTE	*attrlist)
202 {
203 	KMF_RETURN ret = KMF_OK;
204 	KMF_PLUGIN *plugin;
205 	KMF_KEYSTORE_TYPE kstype;
206 	uint32_t len;
207 
208 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
209 		{KMF_KEYSTORE_TYPE_ATTR, FALSE, 1, sizeof (KMF_KEYSTORE_TYPE)},
210 		{KMF_KEY_HANDLE_ATTR, FALSE, sizeof (KMF_KEY_HANDLE),
211 			sizeof (KMF_KEY_HANDLE)},
212 		{KMF_KEYALG_ATTR, FALSE, 1, sizeof (KMF_KEY_ALG)},
213 	};
214 
215 	int num_req_attrs = sizeof (required_attrs) /
216 	    sizeof (KMF_ATTRIBUTE_TESTER);
217 
218 	if (handle == NULL)
219 		return (KMF_ERR_BAD_PARAMETER);
220 
221 	CLEAR_ERROR(handle, ret);
222 
223 	ret = test_attributes(num_req_attrs, required_attrs,
224 	    0, NULL, num_args, attrlist);
225 
226 	if (ret != KMF_OK)
227 		return (ret);
228 
229 	len = sizeof (kstype);
230 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, num_args,
231 	    &kstype, &len);
232 	if (ret != KMF_OK)
233 		return (ret);
234 
235 	plugin = FindPlugin(handle, kstype);
236 	if (plugin != NULL && plugin->funclist->CreateSymKey != NULL) {
237 		return (plugin->funclist->CreateSymKey(handle, num_args,
238 		    attrlist));
239 	} else {
240 		return (KMF_ERR_PLUGIN_NOTFOUND);
241 	}
242 }
243 
244 KMF_RETURN
kmf_get_sym_key_value(KMF_HANDLE_T handle,KMF_KEY_HANDLE * symkey,KMF_RAW_SYM_KEY * rkey)245 kmf_get_sym_key_value(KMF_HANDLE_T handle, KMF_KEY_HANDLE *symkey,
246 	KMF_RAW_SYM_KEY *rkey)
247 {
248 	KMF_PLUGIN *plugin;
249 	KMF_RETURN ret;
250 
251 	CLEAR_ERROR(handle, ret);
252 	if (ret != KMF_OK)
253 		return (ret);
254 
255 	if (symkey == NULL || rkey == NULL)
256 		return (KMF_ERR_BAD_PARAMETER);
257 
258 	plugin = FindPlugin(handle, symkey->kstype);
259 	if (plugin != NULL &&
260 	    plugin->funclist->GetSymKeyValue != NULL) {
261 		return (plugin->funclist->GetSymKeyValue(handle,
262 		    symkey, rkey));
263 	} else {
264 		return (KMF_ERR_PLUGIN_NOTFOUND);
265 	}
266 }
267 
268 KMF_RETURN
kmf_store_key(KMF_HANDLE_T handle,int numattr,KMF_ATTRIBUTE * attrlist)269 kmf_store_key(KMF_HANDLE_T handle,
270 	int	numattr,
271 	KMF_ATTRIBUTE	*attrlist)
272 {
273 	KMF_RETURN ret = KMF_OK;
274 	KMF_PLUGIN *plugin;
275 	KMF_KEYSTORE_TYPE kstype;
276 
277 	KMF_ATTRIBUTE_TESTER required_attrs[] = {
278 		{KMF_KEYSTORE_TYPE_ATTR, FALSE, 1, sizeof (KMF_KEYSTORE_TYPE)},
279 	};
280 
281 	int num_req_attrs = sizeof (required_attrs) /
282 	    sizeof (KMF_ATTRIBUTE_TESTER);
283 
284 	if (handle == NULL)
285 		return (KMF_ERR_BAD_PARAMETER);
286 
287 	CLEAR_ERROR(handle, ret);
288 
289 	ret = test_attributes(num_req_attrs, required_attrs,
290 	    0, NULL, numattr, attrlist);
291 
292 	if (ret != KMF_OK)
293 		return (ret);
294 
295 	ret = kmf_get_attr(KMF_KEYSTORE_TYPE_ATTR, attrlist, numattr,
296 	    &kstype, NULL);
297 	if (ret != KMF_OK)
298 		return (ret);
299 
300 	plugin = FindPlugin(handle, kstype);
301 	if (plugin != NULL) {
302 		if (plugin->funclist->StoreKey != NULL)
303 			return (plugin->funclist->StoreKey(handle,
304 			    numattr, attrlist));
305 		else
306 			return (KMF_ERR_FUNCTION_NOT_FOUND);
307 	}
308 	return (KMF_ERR_PLUGIN_NOTFOUND);
309 }
310