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Commit | Line | Data |
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27af42f9 | 1 | /* |
0d664759 | 2 | * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
27af42f9 | 3 | * |
aa6bb135 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
27af42f9 DSH |
8 | */ |
9 | ||
c0804614 | 10 | #include <openssl/evp.h> |
2f545ae4 KR |
11 | #include "internal/refcount.h" |
12 | ||
4803717f PY |
13 | /* |
14 | * Don't free up md_ctx->pctx in EVP_MD_CTX_reset, use the reserved flag | |
15 | * values in evp.h | |
16 | */ | |
17 | #define EVP_MD_CTX_FLAG_KEEP_PKEY_CTX 0x0400 | |
18 | ||
27af42f9 DSH |
19 | struct evp_pkey_ctx_st { |
20 | /* Method associated with this operation */ | |
21 | const EVP_PKEY_METHOD *pmeth; | |
22 | /* Engine that implements this method or NULL if builtin */ | |
23 | ENGINE *engine; | |
24 | /* Key: may be NULL */ | |
25 | EVP_PKEY *pkey; | |
26 | /* Peer key for key agreement, may be NULL */ | |
27 | EVP_PKEY *peerkey; | |
28 | /* Actual operation */ | |
29 | int operation; | |
30 | /* Algorithm specific data */ | |
31 | void *data; | |
32 | /* Application specific data */ | |
33 | void *app_data; | |
34 | /* Keygen callback */ | |
35 | EVP_PKEY_gen_cb *pkey_gencb; | |
36 | /* implementation specific keygen data */ | |
37 | int *keygen_info; | |
38 | int keygen_info_count; | |
39 | } /* EVP_PKEY_CTX */ ; | |
40 | ||
41 | #define EVP_PKEY_FLAG_DYNAMIC 1 | |
42 | ||
43 | struct evp_pkey_method_st { | |
44 | int pkey_id; | |
45 | int flags; | |
46 | int (*init) (EVP_PKEY_CTX *ctx); | |
47 | int (*copy) (EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src); | |
48 | void (*cleanup) (EVP_PKEY_CTX *ctx); | |
49 | int (*paramgen_init) (EVP_PKEY_CTX *ctx); | |
50 | int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey); | |
51 | int (*keygen_init) (EVP_PKEY_CTX *ctx); | |
52 | int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey); | |
53 | int (*sign_init) (EVP_PKEY_CTX *ctx); | |
54 | int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, | |
55 | const unsigned char *tbs, size_t tbslen); | |
56 | int (*verify_init) (EVP_PKEY_CTX *ctx); | |
57 | int (*verify) (EVP_PKEY_CTX *ctx, | |
58 | const unsigned char *sig, size_t siglen, | |
59 | const unsigned char *tbs, size_t tbslen); | |
60 | int (*verify_recover_init) (EVP_PKEY_CTX *ctx); | |
61 | int (*verify_recover) (EVP_PKEY_CTX *ctx, | |
62 | unsigned char *rout, size_t *routlen, | |
63 | const unsigned char *sig, size_t siglen); | |
64 | int (*signctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
65 | int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, | |
66 | EVP_MD_CTX *mctx); | |
67 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
68 | int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen, | |
69 | EVP_MD_CTX *mctx); | |
70 | int (*encrypt_init) (EVP_PKEY_CTX *ctx); | |
71 | int (*encrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen, | |
72 | const unsigned char *in, size_t inlen); | |
73 | int (*decrypt_init) (EVP_PKEY_CTX *ctx); | |
74 | int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen, | |
75 | const unsigned char *in, size_t inlen); | |
76 | int (*derive_init) (EVP_PKEY_CTX *ctx); | |
77 | int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen); | |
78 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2); | |
79 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value); | |
f723c98e DSH |
80 | int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen, |
81 | const unsigned char *tbs, size_t tbslen); | |
82 | int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig, | |
83 | size_t siglen, const unsigned char *tbs, | |
84 | size_t tbslen); | |
2aee35d3 | 85 | int (*check) (EVP_PKEY *pkey); |
b0004708 PY |
86 | int (*public_check) (EVP_PKEY *pkey); |
87 | int (*param_check) (EVP_PKEY *pkey); | |
0a8fdef7 PY |
88 | |
89 | int (*digest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
27af42f9 DSH |
90 | } /* EVP_PKEY_METHOD */ ; |
91 | ||
a8eba56e | 92 | DEFINE_STACK_OF_CONST(EVP_PKEY_METHOD) |
4a1f3f27 | 93 | |
27af42f9 | 94 | void evp_pkey_set_cb_translate(BN_GENCB *cb, EVP_PKEY_CTX *ctx); |
8f463dbd DSH |
95 | |
96 | extern const EVP_PKEY_METHOD cmac_pkey_meth; | |
97 | extern const EVP_PKEY_METHOD dh_pkey_meth; | |
98 | extern const EVP_PKEY_METHOD dhx_pkey_meth; | |
99 | extern const EVP_PKEY_METHOD dsa_pkey_meth; | |
100 | extern const EVP_PKEY_METHOD ec_pkey_meth; | |
ddb634fe | 101 | extern const EVP_PKEY_METHOD sm2_pkey_meth; |
262bd85f | 102 | extern const EVP_PKEY_METHOD ecx25519_pkey_meth; |
13735cfe | 103 | extern const EVP_PKEY_METHOD ecx448_pkey_meth; |
42a3008a | 104 | extern const EVP_PKEY_METHOD ed25519_pkey_meth; |
13735cfe | 105 | extern const EVP_PKEY_METHOD ed448_pkey_meth; |
8f463dbd DSH |
106 | extern const EVP_PKEY_METHOD hmac_pkey_meth; |
107 | extern const EVP_PKEY_METHOD rsa_pkey_meth; | |
6577e008 | 108 | extern const EVP_PKEY_METHOD rsa_pss_pkey_meth; |
cefa762e | 109 | extern const EVP_PKEY_METHOD scrypt_pkey_meth; |
1eff3485 | 110 | extern const EVP_PKEY_METHOD tls1_prf_pkey_meth; |
aacfb134 | 111 | extern const EVP_PKEY_METHOD hkdf_pkey_meth; |
52ad5b60 | 112 | extern const EVP_PKEY_METHOD poly1305_pkey_meth; |
3f5616d7 | 113 | extern const EVP_PKEY_METHOD siphash_pkey_meth; |
2db6bf6f | 114 | |
567db2c1 RL |
115 | /* struct evp_mac_impl_st is defined by the implementation */ |
116 | typedef struct evp_mac_impl_st EVP_MAC_IMPL; | |
117 | struct evp_mac_st { | |
118 | int type; | |
119 | EVP_MAC_IMPL *(*new) (void); | |
120 | int (*copy) (EVP_MAC_IMPL *macdst, EVP_MAC_IMPL *macsrc); | |
121 | void (*free) (EVP_MAC_IMPL *macctx); | |
122 | size_t (*size) (EVP_MAC_IMPL *macctx); | |
123 | int (*init) (EVP_MAC_IMPL *macctx); | |
124 | int (*update) (EVP_MAC_IMPL *macctx, const unsigned char *data, | |
125 | size_t datalen); | |
126 | int (*final) (EVP_MAC_IMPL *macctx, unsigned char *out); | |
127 | int (*ctrl) (EVP_MAC_IMPL *macctx, int cmd, va_list args); | |
128 | int (*ctrl_str) (EVP_MAC_IMPL *macctx, const char *type, const char *value); | |
129 | }; | |
130 | ||
f71faf27 | 131 | extern const EVP_MAC cmac_meth; |
afc580b9 | 132 | extern const EVP_MAC gmac_meth; |
6723f867 | 133 | extern const EVP_MAC hmac_meth; |
6e624a64 SL |
134 | extern const EVP_MAC kmac128_meth; |
135 | extern const EVP_MAC kmac256_meth; | |
c89d9cda | 136 | extern const EVP_MAC siphash_meth; |
c1da4b2a | 137 | extern const EVP_MAC poly1305_meth; |
f71faf27 | 138 | |
6e624a64 SL |
139 | /* Internal keccak algorithms used for KMAC */ |
140 | const EVP_MD *evp_keccak_kmac128(void); | |
141 | const EVP_MD *evp_keccak_kmac256(void); | |
142 | ||
567db2c1 RL |
143 | /* |
144 | * This function is internal for now, but can be made external when needed. | |
145 | * The documentation would read: | |
146 | * | |
147 | * EVP_add_mac() adds the MAC implementation C<mac> to the internal | |
148 | * object database. | |
149 | */ | |
150 | int EVP_add_mac(const EVP_MAC *mac); | |
151 | ||
2db6bf6f RL |
152 | struct evp_md_st { |
153 | int type; | |
154 | int pkey_type; | |
155 | int md_size; | |
156 | unsigned long flags; | |
157 | int (*init) (EVP_MD_CTX *ctx); | |
158 | int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count); | |
159 | int (*final) (EVP_MD_CTX *ctx, unsigned char *md); | |
160 | int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from); | |
161 | int (*cleanup) (EVP_MD_CTX *ctx); | |
162 | int block_size; | |
163 | int ctx_size; /* how big does the ctx->md_data need to be */ | |
164 | /* control function */ | |
165 | int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2); | |
166 | } /* EVP_MD */ ; | |
167 | ||
e79f8773 RL |
168 | struct evp_cipher_st { |
169 | int nid; | |
170 | int block_size; | |
171 | /* Default value for variable length ciphers */ | |
172 | int key_len; | |
173 | int iv_len; | |
174 | /* Various flags */ | |
175 | unsigned long flags; | |
176 | /* init key */ | |
177 | int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key, | |
178 | const unsigned char *iv, int enc); | |
179 | /* encrypt/decrypt data */ | |
180 | int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out, | |
181 | const unsigned char *in, size_t inl); | |
182 | /* cleanup ctx */ | |
183 | int (*cleanup) (EVP_CIPHER_CTX *); | |
184 | /* how big ctx->cipher_data needs to be */ | |
185 | int ctx_size; | |
186 | /* Populate a ASN1_TYPE with parameters */ | |
187 | int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *); | |
188 | /* Get parameters from a ASN1_TYPE */ | |
189 | int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *); | |
190 | /* Miscellaneous operations */ | |
191 | int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr); | |
192 | /* Application data */ | |
193 | void *app_data; | |
194 | } /* EVP_CIPHER */ ; | |
195 | ||
196 | /* Macros to code block cipher wrappers */ | |
197 | ||
198 | /* Wrapper functions for each cipher mode */ | |
199 | ||
44ab2dfd MC |
200 | #define EVP_C_DATA(kstruct, ctx) \ |
201 | ((kstruct *)EVP_CIPHER_CTX_get_cipher_data(ctx)) | |
e79f8773 RL |
202 | |
203 | #define BLOCK_CIPHER_ecb_loop() \ | |
204 | size_t i, bl; \ | |
205 | bl = EVP_CIPHER_CTX_cipher(ctx)->block_size; \ | |
e8aa8b6c | 206 | if (inl < bl) return 1;\ |
e79f8773 | 207 | inl -= bl; \ |
e8aa8b6c | 208 | for (i=0; i <= inl; i+=bl) |
e79f8773 RL |
209 | |
210 | #define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \ | |
211 | static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
212 | {\ | |
213 | BLOCK_CIPHER_ecb_loop() \ | |
214 | cprefix##_ecb_encrypt(in + i, out + i, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_encrypting(ctx)); \ | |
215 | return 1;\ | |
216 | } | |
217 | ||
218 | #define EVP_MAXCHUNK ((size_t)1<<(sizeof(long)*8-2)) | |
219 | ||
220 | #define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \ | |
221 | static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
222 | {\ | |
223 | while(inl>=EVP_MAXCHUNK) {\ | |
224 | int num = EVP_CIPHER_CTX_num(ctx);\ | |
225 | cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), &num); \ | |
226 | EVP_CIPHER_CTX_set_num(ctx, num);\ | |
227 | inl-=EVP_MAXCHUNK;\ | |
228 | in +=EVP_MAXCHUNK;\ | |
229 | out+=EVP_MAXCHUNK;\ | |
230 | }\ | |
231 | if (inl) {\ | |
232 | int num = EVP_CIPHER_CTX_num(ctx);\ | |
233 | cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), &num); \ | |
234 | EVP_CIPHER_CTX_set_num(ctx, num);\ | |
235 | }\ | |
236 | return 1;\ | |
237 | } | |
238 | ||
239 | #define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \ | |
240 | static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
241 | {\ | |
242 | while(inl>=EVP_MAXCHUNK) \ | |
243 | {\ | |
244 | cprefix##_cbc_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));\ | |
245 | inl-=EVP_MAXCHUNK;\ | |
246 | in +=EVP_MAXCHUNK;\ | |
247 | out+=EVP_MAXCHUNK;\ | |
248 | }\ | |
249 | if (inl)\ | |
250 | cprefix##_cbc_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));\ | |
251 | return 1;\ | |
252 | } | |
253 | ||
254 | #define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \ | |
255 | static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
256 | {\ | |
e8aa8b6c F |
257 | size_t chunk = EVP_MAXCHUNK;\ |
258 | if (cbits == 1) chunk >>= 3;\ | |
259 | if (inl < chunk) chunk = inl;\ | |
260 | while (inl && inl >= chunk)\ | |
261 | {\ | |
262 | int num = EVP_CIPHER_CTX_num(ctx);\ | |
263 | cprefix##_cfb##cbits##_encrypt(in, out, (long) \ | |
264 | ((cbits == 1) \ | |
265 | && !EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS) \ | |
604e591e | 266 | ? chunk*8 : chunk), \ |
e8aa8b6c F |
267 | &EVP_C_DATA(kstruct, ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx),\ |
268 | &num, EVP_CIPHER_CTX_encrypting(ctx));\ | |
269 | EVP_CIPHER_CTX_set_num(ctx, num);\ | |
270 | inl -= chunk;\ | |
271 | in += chunk;\ | |
272 | out += chunk;\ | |
273 | if (inl < chunk) chunk = inl;\ | |
274 | }\ | |
275 | return 1;\ | |
e79f8773 RL |
276 | } |
277 | ||
278 | #define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \ | |
279 | BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \ | |
280 | BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \ | |
281 | BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \ | |
282 | BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) | |
283 | ||
284 | #define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \ | |
285 | key_len, iv_len, flags, init_key, cleanup, \ | |
286 | set_asn1, get_asn1, ctrl) \ | |
287 | static const EVP_CIPHER cname##_##mode = { \ | |
288 | nid##_##nmode, block_size, key_len, iv_len, \ | |
289 | flags | EVP_CIPH_##MODE##_MODE, \ | |
290 | init_key, \ | |
291 | cname##_##mode##_cipher, \ | |
292 | cleanup, \ | |
293 | sizeof(kstruct), \ | |
294 | set_asn1, get_asn1,\ | |
295 | ctrl, \ | |
296 | NULL \ | |
297 | }; \ | |
298 | const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; } | |
299 | ||
300 | #define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \ | |
301 | iv_len, flags, init_key, cleanup, set_asn1, \ | |
302 | get_asn1, ctrl) \ | |
303 | BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \ | |
304 | iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl) | |
305 | ||
306 | #define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \ | |
307 | iv_len, cbits, flags, init_key, cleanup, \ | |
308 | set_asn1, get_asn1, ctrl) \ | |
309 | BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \ | |
310 | key_len, iv_len, flags, init_key, cleanup, set_asn1, \ | |
311 | get_asn1, ctrl) | |
312 | ||
313 | #define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \ | |
314 | iv_len, cbits, flags, init_key, cleanup, \ | |
315 | set_asn1, get_asn1, ctrl) \ | |
316 | BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \ | |
317 | key_len, iv_len, flags, init_key, cleanup, set_asn1, \ | |
318 | get_asn1, ctrl) | |
319 | ||
320 | #define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \ | |
321 | flags, init_key, cleanup, set_asn1, \ | |
322 | get_asn1, ctrl) \ | |
323 | BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \ | |
324 | 0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl) | |
325 | ||
326 | #define BLOCK_CIPHER_defs(cname, kstruct, \ | |
327 | nid, block_size, key_len, iv_len, cbits, flags, \ | |
328 | init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
329 | BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \ | |
330 | init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
331 | BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \ | |
332 | flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
333 | BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \ | |
334 | flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
335 | BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \ | |
336 | init_key, cleanup, set_asn1, get_asn1, ctrl) | |
337 | ||
338 | /*- | |
339 | #define BLOCK_CIPHER_defs(cname, kstruct, \ | |
340 | nid, block_size, key_len, iv_len, flags,\ | |
341 | init_key, cleanup, set_asn1, get_asn1, ctrl)\ | |
342 | static const EVP_CIPHER cname##_cbc = {\ | |
343 | nid##_cbc, block_size, key_len, iv_len, \ | |
344 | flags | EVP_CIPH_CBC_MODE,\ | |
345 | init_key,\ | |
346 | cname##_cbc_cipher,\ | |
347 | cleanup,\ | |
348 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
349 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
350 | set_asn1, get_asn1,\ | |
351 | ctrl, \ | |
352 | NULL \ | |
353 | };\ | |
354 | const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\ | |
355 | static const EVP_CIPHER cname##_cfb = {\ | |
356 | nid##_cfb64, 1, key_len, iv_len, \ | |
357 | flags | EVP_CIPH_CFB_MODE,\ | |
358 | init_key,\ | |
359 | cname##_cfb_cipher,\ | |
360 | cleanup,\ | |
361 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
362 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
363 | set_asn1, get_asn1,\ | |
364 | ctrl,\ | |
365 | NULL \ | |
366 | };\ | |
367 | const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\ | |
368 | static const EVP_CIPHER cname##_ofb = {\ | |
369 | nid##_ofb64, 1, key_len, iv_len, \ | |
370 | flags | EVP_CIPH_OFB_MODE,\ | |
371 | init_key,\ | |
372 | cname##_ofb_cipher,\ | |
373 | cleanup,\ | |
374 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
375 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
376 | set_asn1, get_asn1,\ | |
377 | ctrl,\ | |
378 | NULL \ | |
379 | };\ | |
380 | const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\ | |
381 | static const EVP_CIPHER cname##_ecb = {\ | |
382 | nid##_ecb, block_size, key_len, iv_len, \ | |
383 | flags | EVP_CIPH_ECB_MODE,\ | |
384 | init_key,\ | |
385 | cname##_ecb_cipher,\ | |
386 | cleanup,\ | |
387 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
388 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
389 | set_asn1, get_asn1,\ | |
390 | ctrl,\ | |
391 | NULL \ | |
392 | };\ | |
393 | const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; } | |
394 | */ | |
395 | ||
396 | #define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \ | |
397 | block_size, key_len, iv_len, cbits, \ | |
398 | flags, init_key, \ | |
399 | cleanup, set_asn1, get_asn1, ctrl) \ | |
400 | BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \ | |
401 | BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \ | |
402 | cbits, flags, init_key, cleanup, set_asn1, \ | |
403 | get_asn1, ctrl) | |
404 | ||
405 | #define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,fl) \ | |
406 | BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \ | |
407 | BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \ | |
408 | NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \ | |
409 | (fl)|EVP_CIPH_FLAG_DEFAULT_ASN1, \ | |
410 | cipher##_init_key, NULL, NULL, NULL, NULL) | |
411 | ||
3aeb9348 | 412 | |
13735cfe MC |
413 | # ifndef OPENSSL_NO_EC |
414 | ||
415 | #define X25519_KEYLEN 32 | |
416 | #define X448_KEYLEN 56 | |
417 | #define ED448_KEYLEN 57 | |
418 | ||
419 | #define MAX_KEYLEN ED448_KEYLEN | |
420 | ||
421 | typedef struct { | |
422 | unsigned char pubkey[MAX_KEYLEN]; | |
423 | unsigned char *privkey; | |
424 | } ECX_KEY; | |
425 | ||
426 | #endif | |
427 | ||
3aeb9348 DSH |
428 | /* |
429 | * Type needs to be a bit field Sub-type needs to be for variations on the | |
430 | * method, as in, can it do arbitrary encryption.... | |
431 | */ | |
432 | struct evp_pkey_st { | |
433 | int type; | |
434 | int save_type; | |
2f545ae4 | 435 | CRYPTO_REF_COUNT references; |
3aeb9348 DSH |
436 | const EVP_PKEY_ASN1_METHOD *ameth; |
437 | ENGINE *engine; | |
d19b01ad | 438 | ENGINE *pmeth_engine; /* If not NULL public key ENGINE to use */ |
3aeb9348 | 439 | union { |
a4cb54d2 | 440 | void *ptr; |
3aeb9348 DSH |
441 | # ifndef OPENSSL_NO_RSA |
442 | struct rsa_st *rsa; /* RSA */ | |
443 | # endif | |
444 | # ifndef OPENSSL_NO_DSA | |
445 | struct dsa_st *dsa; /* DSA */ | |
446 | # endif | |
447 | # ifndef OPENSSL_NO_DH | |
448 | struct dh_st *dh; /* DH */ | |
449 | # endif | |
450 | # ifndef OPENSSL_NO_EC | |
451 | struct ec_key_st *ec; /* ECC */ | |
13735cfe | 452 | ECX_KEY *ecx; /* X25519, X448, Ed25519, Ed448 */ |
3aeb9348 DSH |
453 | # endif |
454 | } pkey; | |
455 | int save_parameters; | |
456 | STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */ | |
03273d61 | 457 | CRYPTO_RWLOCK *lock; |
3aeb9348 | 458 | } /* EVP_PKEY */ ; |
7b9f8f7f MC |
459 | |
460 | ||
b3599dbb MC |
461 | void openssl_add_all_ciphers_int(void); |
462 | void openssl_add_all_digests_int(void); | |
0145dd32 | 463 | void openssl_add_all_macs_int(void); |
b3599dbb | 464 | void evp_cleanup_int(void); |
0822e89a | 465 | void evp_app_cleanup_int(void); |
9d6fcd42 | 466 | |
46f4e1be | 467 | /* Pulling defines out of C source files */ |
9d6fcd42 TS |
468 | |
469 | #define EVP_RC4_KEY_SIZE 16 | |
470 | #ifndef TLS1_1_VERSION | |
471 | # define TLS1_1_VERSION 0x0302 | |
472 | #endif | |
c0804614 MC |
473 | |
474 | void evp_encode_ctx_set_flags(EVP_ENCODE_CTX *ctx, unsigned int flags); | |
475 | ||
476 | /* EVP_ENCODE_CTX flags */ | |
3fd59700 MC |
477 | /* Don't generate new lines when encoding */ |
478 | #define EVP_ENCODE_CTX_NO_NEWLINES 1 | |
479 | /* Use the SRP base64 alphabet instead of the standard one */ | |
480 | #define EVP_ENCODE_CTX_USE_SRP_ALPHABET 2 |