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1 /*
2 * Copyright (c) 2005 - 2008 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34 /* $Id$ */
35
36 #ifndef HEIM_EVP_H
37 #define HEIM_EVP_H 1
38
39 #include <hcrypto/engine.h>
40
41 /* symbol renaming */
42 #define EVP_CIPHER_CTX_block_size hc_EVP_CIPHER_CTX_block_size
43 #define EVP_CIPHER_CTX_cipher hc_EVP_CIPHER_CTX_cipher
44 #define EVP_CIPHER_CTX_cleanup hc_EVP_CIPHER_CTX_cleanup
45 #define EVP_CIPHER_CTX_flags hc_EVP_CIPHER_CTX_flags
46 #define EVP_CIPHER_CTX_get_app_data hc_EVP_CIPHER_CTX_get_app_data
47 #define EVP_CIPHER_CTX_init hc_EVP_CIPHER_CTX_init
48 #define EVP_CIPHER_CTX_iv_length hc_EVP_CIPHER_CTX_iv_length
49 #define EVP_CIPHER_CTX_key_length hc_EVP_CIPHER_CTX_key_length
50 #define EVP_CIPHER_CTX_mode hc_EVP_CIPHER_CTX_mode
51 #define EVP_CIPHER_CTX_set_app_data hc_EVP_CIPHER_CTX_set_app_data
52 #define EVP_CIPHER_CTX_set_key_length hc_EVP_CIPHER_CTX_set_key_length
53 #define EVP_CIPHER_CTX_set_padding hc_EVP_CIPHER_CTX_set_padding
54 #define EVP_CIPHER_block_size hc_EVP_CIPHER_block_size
55 #define EVP_CIPHER_iv_length hc_EVP_CIPHER_iv_length
56 #define EVP_CIPHER_key_length hc_EVP_CIPHER_key_length
57 #define EVP_Cipher hc_EVP_Cipher
58 #define EVP_CipherInit_ex hc_EVP_CipherInit_ex
59 #define EVP_CipherUpdate hc_EVP_CipherUpdate
60 #define EVP_CipherFinal_ex hc_EVP_CipherFinal_ex
61 #define EVP_Digest hc_EVP_Digest
62 #define EVP_DigestFinal_ex hc_EVP_DigestFinal_ex
63 #define EVP_DigestInit_ex hc_EVP_DigestInit_ex
64 #define EVP_DigestUpdate hc_EVP_DigestUpdate
65 #define EVP_MD_CTX_block_size hc_EVP_MD_CTX_block_size
66 #define EVP_MD_CTX_cleanup hc_EVP_MD_CTX_cleanup
67 #define EVP_MD_CTX_create hc_EVP_MD_CTX_create
68 #define EVP_MD_CTX_init hc_EVP_MD_CTX_init
69 #define EVP_MD_CTX_destroy hc_EVP_MD_CTX_destroy
70 #define EVP_MD_CTX_md hc_EVP_MD_CTX_md
71 #define EVP_MD_CTX_size hc_EVP_MD_CTX_size
72 #define EVP_MD_block_size hc_EVP_MD_block_size
73 #define EVP_MD_size hc_EVP_MD_size
74 #define EVP_aes_128_cbc hc_EVP_aes_128_cbc
75 #define EVP_aes_192_cbc hc_EVP_aes_192_cbc
76 #define EVP_aes_256_cbc hc_EVP_aes_256_cbc
77 #define EVP_hcrypto_aes_128_cbc hc_EVP_hcrypto_aes_128_cbc
78 #define EVP_hcrypto_aes_192_cbc hc_EVP_hcrypto_aes_192_cbc
79 #define EVP_hcrypto_aes_256_cbc hc_EVP_hcrypto_aes_256_cbc
80 #define EVP_hcrypto_aes_128_cts hc_EVP_hcrypto_aes_128_cts
81 #define EVP_hcrypto_aes_192_cts hc_EVP_hcrypto_aes_192_cts
82 #define EVP_hcrypto_aes_256_cts hc_EVP_hcrypto_aes_256_cts
83 #define EVP_des_cbc hc_EVP_des_cbc
84 #define EVP_des_ede3_cbc hc_EVP_des_ede3_cbc
85 #define EVP_enc_null hc_EVP_enc_null
86 #define EVP_md2 hc_EVP_md2
87 #define EVP_md4 hc_EVP_md4
88 #define EVP_md5 hc_EVP_md5
89 #define EVP_md_null hc_EVP_md_null
90 #define EVP_rc2_40_cbc hc_EVP_rc2_40_cbc
91 #define EVP_rc2_64_cbc hc_EVP_rc2_64_cbc
92 #define EVP_rc2_cbc hc_EVP_rc2_cbc
93 #define EVP_rc4 hc_EVP_rc4
94 #define EVP_rc4_40 hc_EVP_rc4_40
95 #define EVP_camellia_128_cbc hc_EVP_camellia_128_cbc
96 #define EVP_camellia_192_cbc hc_EVP_camellia_192_cbc
97 #define EVP_camellia_256_cbc hc_EVP_camellia_256_cbc
98 #define EVP_sha hc_EVP_sha
99 #define EVP_sha1 hc_EVP_sha1
100 #define EVP_sha256 hc_EVP_sha256
101 #define PKCS5_PBKDF2_HMAC_SHA1 hc_PKCS5_PBKDF2_HMAC_SHA1
102 #define EVP_BytesToKey hc_EVP_BytesToKey
103 #define EVP_get_cipherbyname hc_EVP_get_cipherbyname
104 #define OpenSSL_add_all_algorithms hc_OpenSSL_add_all_algorithms
105 #define OpenSSL_add_all_algorithms_conf hc_OpenSSL_add_all_algorithms_conf
106 #define OpenSSL_add_all_algorithms_noconf hc_OpenSSL_add_all_algorithms_noconf
107 #define EVP_CIPHER_CTX_ctrl hc_EVP_CIPHER_CTX_ctrl
108 #define EVP_CIPHER_CTX_rand_key hc_EVP_CIPHER_CTX_rand_key
109
110 /*
111 *
112 */
113
114 typedef struct hc_EVP_MD_CTX EVP_MD_CTX;
115 typedef struct hc_evp_pkey EVP_PKEY;
116 typedef struct hc_evp_md EVP_MD;
117 typedef struct hc_CIPHER EVP_CIPHER;
118 typedef struct hc_CIPHER_CTX EVP_CIPHER_CTX;
119
120 #define EVP_MAX_IV_LENGTH 16
121 #define EVP_MAX_BLOCK_LENGTH 32
122
123 #define EVP_MAX_MD_SIZE 64
124
125 struct hc_CIPHER {
126 int nid;
127 int block_size;
128 int key_len;
129 int iv_len;
130 unsigned long flags;
131 /* The lowest 3 bits is used as integer field for the mode the
132 * cipher is used in (use EVP_CIPHER.._mode() to extract the
133 * mode). The rest of the flag field is a bitfield.
134 */
135 #define EVP_CIPH_STREAM_CIPHER 0
136 #define EVP_CIPH_CBC_MODE 2
137 #define EVP_CIPH_MODE 0x7
138
139 #define EVP_CIPH_ALWAYS_CALL_INIT 0x020
140 #define EVP_CIPH_RAND_KEY 0x200
141
142 int (*init)(EVP_CIPHER_CTX*,const unsigned char*,const unsigned char*,int);
143 int (*do_cipher)(EVP_CIPHER_CTX *, unsigned char *,
144 const unsigned char *, unsigned int);
145 int (*cleanup)(EVP_CIPHER_CTX *);
146 int ctx_size;
147 void *set_asn1_parameters;
148 void *get_asn1_parameters;
149 int (*ctrl)(EVP_CIPHER_CTX *, int type, int arg, void *ptr);
150 #define EVP_CTRL_RAND_KEY 0x6
151
152 void *app_data;
153 };
154
155 struct hc_CIPHER_CTX {
156 const EVP_CIPHER *cipher;
157 ENGINE *engine;
158 int encrypt;
159 int buf_len; /* bytes stored in buf for EVP_CipherUpdate */
160 unsigned char oiv[EVP_MAX_IV_LENGTH];
161 unsigned char iv[EVP_MAX_IV_LENGTH];
162 unsigned char buf[EVP_MAX_BLOCK_LENGTH];
163 int num;
164 void *app_data;
165 int key_len;
166 unsigned long flags;
167 void *cipher_data;
168 int final_used;
169 int block_mask;
170 unsigned char final[EVP_MAX_BLOCK_LENGTH];
171 };
172
173 typedef int (*hc_evp_md_init)(EVP_MD_CTX *);
174 typedef int (*hc_evp_md_update)(EVP_MD_CTX *,const void *, size_t);
175 typedef int (*hc_evp_md_final)(void *, EVP_MD_CTX *);
176 typedef int (*hc_evp_md_cleanup)(EVP_MD_CTX *);
177
178 struct hc_evp_md {
179 int hash_size;
180 int block_size;
181 int ctx_size;
182 hc_evp_md_init init;
183 hc_evp_md_update update;
184 hc_evp_md_final final;
185 hc_evp_md_cleanup cleanup;
186 };
187
188 #if !defined(__GNUC__) && !defined(__attribute__)
189 #define __attribute__(x)
190 #endif
191
192 #ifndef HC_DEPRECATED
193 #define HC_DEPRECATED __attribute__((deprecated))
194 #endif
195 #ifndef HC_DEPRECATED_CRYPTO
196 #define HC_DEPRECATED_CRYPTO __attribute__((deprecated))
197 #endif
198
199
200 #ifdef __cplusplus
201 extern "C" {
202 #endif
203
204 /*
205 * Avaible crypto algs
206 */
207
208 const EVP_MD *EVP_md_null(void);
209 const EVP_MD *EVP_md2(void) HC_DEPRECATED_CRYPTO;
210 const EVP_MD *EVP_md4(void) HC_DEPRECATED_CRYPTO;
211 const EVP_MD *EVP_md5(void) HC_DEPRECATED_CRYPTO;
212 const EVP_MD *EVP_sha(void);
213 const EVP_MD *EVP_sha1(void);
214 const EVP_MD *EVP_sha256(void);
215
216 const EVP_CIPHER * EVP_aes_128_cbc(void);
217 const EVP_CIPHER * EVP_aes_192_cbc(void);
218 const EVP_CIPHER * EVP_aes_256_cbc(void);
219 const EVP_CIPHER * EVP_hcrypto_aes_128_cbc(void);
220 const EVP_CIPHER * EVP_hcrypto_aes_192_cbc(void);
221 const EVP_CIPHER * EVP_hcrypto_aes_256_cbc(void);
222 const EVP_CIPHER * EVP_hcrypto_aes_128_cts(void);
223 const EVP_CIPHER * EVP_hcrypto_aes_192_cts(void);
224 const EVP_CIPHER * EVP_hcrypto_aes_256_cts(void);
225 const EVP_CIPHER * EVP_des_cbc(void) HC_DEPRECATED_CRYPTO;
226 const EVP_CIPHER * EVP_des_ede3_cbc(void);
227 const EVP_CIPHER * EVP_enc_null(void);
228 const EVP_CIPHER * EVP_rc2_40_cbc(void) HC_DEPRECATED_CRYPTO;
229 const EVP_CIPHER * EVP_rc2_64_cbc(void) HC_DEPRECATED_CRYPTO;
230 const EVP_CIPHER * EVP_rc2_cbc(void) HC_DEPRECATED_CRYPTO;
231 const EVP_CIPHER * EVP_rc4(void);
232 const EVP_CIPHER * EVP_rc4_40(void) HC_DEPRECATED_CRYPTO;
233 const EVP_CIPHER * EVP_camellia_128_cbc(void);
234 const EVP_CIPHER * EVP_camellia_192_cbc(void);
235 const EVP_CIPHER * EVP_camellia_256_cbc(void);
236
237 /*
238 *
239 */
240
241 size_t EVP_MD_size(const EVP_MD *);
242 size_t EVP_MD_block_size(const EVP_MD *);
243
244 const EVP_MD *
245 EVP_MD_CTX_md(EVP_MD_CTX *);
246 size_t EVP_MD_CTX_size(EVP_MD_CTX *);
247 size_t EVP_MD_CTX_block_size(EVP_MD_CTX *);
248
249 EVP_MD_CTX *
250 EVP_MD_CTX_create(void);
251 void HC_DEPRECATED EVP_MD_CTX_init(EVP_MD_CTX *);
252 void EVP_MD_CTX_destroy(EVP_MD_CTX *);
253 int HC_DEPRECATED EVP_MD_CTX_cleanup(EVP_MD_CTX *);
254
255 int EVP_DigestInit_ex(EVP_MD_CTX *, const EVP_MD *, ENGINE *);
256 int EVP_DigestUpdate(EVP_MD_CTX *,const void *, size_t);
257 int EVP_DigestFinal_ex(EVP_MD_CTX *, void *, unsigned int *);
258 int EVP_Digest(const void *, size_t, void *, unsigned int *,
259 const EVP_MD *, ENGINE *);
260 /*
261 *
262 */
263
264 const EVP_CIPHER *
265 EVP_get_cipherbyname(const char *);
266
267 size_t EVP_CIPHER_block_size(const EVP_CIPHER *);
268 size_t EVP_CIPHER_key_length(const EVP_CIPHER *);
269 size_t EVP_CIPHER_iv_length(const EVP_CIPHER *);
270
271 void EVP_CIPHER_CTX_init(EVP_CIPHER_CTX *);
272 int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *);
273 int EVP_CIPHER_CTX_set_key_length(EVP_CIPHER_CTX *, int);
274 int EVP_CIPHER_CTX_set_padding(EVP_CIPHER_CTX *, int);
275 unsigned long
276 EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *);
277 int EVP_CIPHER_CTX_mode(const EVP_CIPHER_CTX *);
278
279 const EVP_CIPHER *
280 EVP_CIPHER_CTX_cipher(EVP_CIPHER_CTX *);
281 size_t EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *);
282 size_t EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *);
283 size_t EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *);
284 void * EVP_CIPHER_CTX_get_app_data(EVP_CIPHER_CTX *);
285 void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *, void *);
286
287 int EVP_CIPHER_CTX_ctrl(EVP_CIPHER_CTX *, int, int, void *);
288 int EVP_CIPHER_CTX_rand_key(EVP_CIPHER_CTX *, void *);
289
290
291 int EVP_CipherInit_ex(EVP_CIPHER_CTX *,const EVP_CIPHER *, ENGINE *,
292 const void *, const void *, int);
293 int EVP_CipherUpdate(EVP_CIPHER_CTX *, void *, int *, void *, size_t);
294 int EVP_CipherFinal_ex(EVP_CIPHER_CTX *, void *, int *);
295
296 int EVP_Cipher(EVP_CIPHER_CTX *,void *,const void *,size_t);
297
298 int PKCS5_PBKDF2_HMAC_SHA1(const void *, size_t, const void *, size_t,
299 unsigned long, size_t, void *);
300
301 int EVP_BytesToKey(const EVP_CIPHER *, const EVP_MD *,
302 const void *, const void *, size_t,
303 unsigned int, void *, void *);
304
305
306 /*
307 *
308 */
309
310 void OpenSSL_add_all_algorithms(void);
311 void OpenSSL_add_all_algorithms_conf(void);
312 void OpenSSL_add_all_algorithms_noconf(void);
313
314 #ifdef __cplusplus
315 }
316 #endif
317
318 #endif /* HEIM_EVP_H */