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27af42f9 | 1 | /* |
0d664759 | 2 | * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
27af42f9 | 3 | * |
48f4ad77 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
aa6bb135 RS |
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> |
3653d0c2 | 11 | #include <openssl/core_numbers.h> |
2f545ae4 KR |
12 | #include "internal/refcount.h" |
13 | ||
4803717f PY |
14 | /* |
15 | * Don't free up md_ctx->pctx in EVP_MD_CTX_reset, use the reserved flag | |
16 | * values in evp.h | |
17 | */ | |
18 | #define EVP_MD_CTX_FLAG_KEEP_PKEY_CTX 0x0400 | |
19 | ||
27af42f9 DSH |
20 | struct evp_pkey_ctx_st { |
21 | /* Method associated with this operation */ | |
22 | const EVP_PKEY_METHOD *pmeth; | |
23 | /* Engine that implements this method or NULL if builtin */ | |
24 | ENGINE *engine; | |
25 | /* Key: may be NULL */ | |
26 | EVP_PKEY *pkey; | |
27 | /* Peer key for key agreement, may be NULL */ | |
28 | EVP_PKEY *peerkey; | |
29 | /* Actual operation */ | |
30 | int operation; | |
31 | /* Algorithm specific data */ | |
32 | void *data; | |
33 | /* Application specific data */ | |
34 | void *app_data; | |
35 | /* Keygen callback */ | |
36 | EVP_PKEY_gen_cb *pkey_gencb; | |
37 | /* implementation specific keygen data */ | |
38 | int *keygen_info; | |
39 | int keygen_info_count; | |
40 | } /* EVP_PKEY_CTX */ ; | |
41 | ||
42 | #define EVP_PKEY_FLAG_DYNAMIC 1 | |
43 | ||
44 | struct evp_pkey_method_st { | |
45 | int pkey_id; | |
46 | int flags; | |
47 | int (*init) (EVP_PKEY_CTX *ctx); | |
9fdcc21f | 48 | int (*copy) (EVP_PKEY_CTX *dst, const EVP_PKEY_CTX *src); |
27af42f9 DSH |
49 | void (*cleanup) (EVP_PKEY_CTX *ctx); |
50 | int (*paramgen_init) (EVP_PKEY_CTX *ctx); | |
51 | int (*paramgen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey); | |
52 | int (*keygen_init) (EVP_PKEY_CTX *ctx); | |
53 | int (*keygen) (EVP_PKEY_CTX *ctx, EVP_PKEY *pkey); | |
54 | int (*sign_init) (EVP_PKEY_CTX *ctx); | |
55 | int (*sign) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, | |
56 | const unsigned char *tbs, size_t tbslen); | |
57 | int (*verify_init) (EVP_PKEY_CTX *ctx); | |
58 | int (*verify) (EVP_PKEY_CTX *ctx, | |
59 | const unsigned char *sig, size_t siglen, | |
60 | const unsigned char *tbs, size_t tbslen); | |
61 | int (*verify_recover_init) (EVP_PKEY_CTX *ctx); | |
62 | int (*verify_recover) (EVP_PKEY_CTX *ctx, | |
63 | unsigned char *rout, size_t *routlen, | |
64 | const unsigned char *sig, size_t siglen); | |
65 | int (*signctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
66 | int (*signctx) (EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, | |
67 | EVP_MD_CTX *mctx); | |
68 | int (*verifyctx_init) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
69 | int (*verifyctx) (EVP_PKEY_CTX *ctx, const unsigned char *sig, int siglen, | |
70 | EVP_MD_CTX *mctx); | |
71 | int (*encrypt_init) (EVP_PKEY_CTX *ctx); | |
72 | int (*encrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen, | |
73 | const unsigned char *in, size_t inlen); | |
74 | int (*decrypt_init) (EVP_PKEY_CTX *ctx); | |
75 | int (*decrypt) (EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen, | |
76 | const unsigned char *in, size_t inlen); | |
77 | int (*derive_init) (EVP_PKEY_CTX *ctx); | |
78 | int (*derive) (EVP_PKEY_CTX *ctx, unsigned char *key, size_t *keylen); | |
79 | int (*ctrl) (EVP_PKEY_CTX *ctx, int type, int p1, void *p2); | |
80 | int (*ctrl_str) (EVP_PKEY_CTX *ctx, const char *type, const char *value); | |
f723c98e DSH |
81 | int (*digestsign) (EVP_MD_CTX *ctx, unsigned char *sig, size_t *siglen, |
82 | const unsigned char *tbs, size_t tbslen); | |
83 | int (*digestverify) (EVP_MD_CTX *ctx, const unsigned char *sig, | |
84 | size_t siglen, const unsigned char *tbs, | |
85 | size_t tbslen); | |
2aee35d3 | 86 | int (*check) (EVP_PKEY *pkey); |
b0004708 PY |
87 | int (*public_check) (EVP_PKEY *pkey); |
88 | int (*param_check) (EVP_PKEY *pkey); | |
0a8fdef7 PY |
89 | |
90 | int (*digest_custom) (EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx); | |
27af42f9 DSH |
91 | } /* EVP_PKEY_METHOD */ ; |
92 | ||
a8eba56e | 93 | DEFINE_STACK_OF_CONST(EVP_PKEY_METHOD) |
4a1f3f27 | 94 | |
27af42f9 | 95 | void evp_pkey_set_cb_translate(BN_GENCB *cb, EVP_PKEY_CTX *ctx); |
8f463dbd DSH |
96 | |
97 | extern const EVP_PKEY_METHOD cmac_pkey_meth; | |
98 | extern const EVP_PKEY_METHOD dh_pkey_meth; | |
99 | extern const EVP_PKEY_METHOD dhx_pkey_meth; | |
100 | extern const EVP_PKEY_METHOD dsa_pkey_meth; | |
101 | extern const EVP_PKEY_METHOD ec_pkey_meth; | |
ddb634fe | 102 | extern const EVP_PKEY_METHOD sm2_pkey_meth; |
262bd85f | 103 | extern const EVP_PKEY_METHOD ecx25519_pkey_meth; |
13735cfe | 104 | extern const EVP_PKEY_METHOD ecx448_pkey_meth; |
42a3008a | 105 | extern const EVP_PKEY_METHOD ed25519_pkey_meth; |
13735cfe | 106 | extern const EVP_PKEY_METHOD ed448_pkey_meth; |
8f463dbd DSH |
107 | extern const EVP_PKEY_METHOD hmac_pkey_meth; |
108 | extern const EVP_PKEY_METHOD rsa_pkey_meth; | |
6577e008 | 109 | extern const EVP_PKEY_METHOD rsa_pss_pkey_meth; |
cefa762e | 110 | extern const EVP_PKEY_METHOD scrypt_pkey_meth; |
1eff3485 | 111 | extern const EVP_PKEY_METHOD tls1_prf_pkey_meth; |
aacfb134 | 112 | extern const EVP_PKEY_METHOD hkdf_pkey_meth; |
52ad5b60 | 113 | extern const EVP_PKEY_METHOD poly1305_pkey_meth; |
3f5616d7 | 114 | extern const EVP_PKEY_METHOD siphash_pkey_meth; |
2db6bf6f | 115 | |
567db2c1 RL |
116 | /* struct evp_mac_impl_st is defined by the implementation */ |
117 | typedef struct evp_mac_impl_st EVP_MAC_IMPL; | |
118 | struct evp_mac_st { | |
119 | int type; | |
120 | EVP_MAC_IMPL *(*new) (void); | |
121 | int (*copy) (EVP_MAC_IMPL *macdst, EVP_MAC_IMPL *macsrc); | |
122 | void (*free) (EVP_MAC_IMPL *macctx); | |
123 | size_t (*size) (EVP_MAC_IMPL *macctx); | |
124 | int (*init) (EVP_MAC_IMPL *macctx); | |
125 | int (*update) (EVP_MAC_IMPL *macctx, const unsigned char *data, | |
126 | size_t datalen); | |
127 | int (*final) (EVP_MAC_IMPL *macctx, unsigned char *out); | |
128 | int (*ctrl) (EVP_MAC_IMPL *macctx, int cmd, va_list args); | |
129 | int (*ctrl_str) (EVP_MAC_IMPL *macctx, const char *type, const char *value); | |
130 | }; | |
131 | ||
c3a261f8 | 132 | extern const EVP_MAC blake2b_mac_meth; |
33e113b0 | 133 | extern const EVP_MAC blake2s_mac_meth; |
f71faf27 | 134 | extern const EVP_MAC cmac_meth; |
afc580b9 | 135 | extern const EVP_MAC gmac_meth; |
6723f867 | 136 | extern const EVP_MAC hmac_meth; |
6e624a64 SL |
137 | extern const EVP_MAC kmac128_meth; |
138 | extern const EVP_MAC kmac256_meth; | |
c89d9cda | 139 | extern const EVP_MAC siphash_meth; |
c1da4b2a | 140 | extern const EVP_MAC poly1305_meth; |
f71faf27 | 141 | |
6e624a64 SL |
142 | /* Internal keccak algorithms used for KMAC */ |
143 | const EVP_MD *evp_keccak_kmac128(void); | |
144 | const EVP_MD *evp_keccak_kmac256(void); | |
145 | ||
567db2c1 RL |
146 | /* |
147 | * This function is internal for now, but can be made external when needed. | |
148 | * The documentation would read: | |
149 | * | |
150 | * EVP_add_mac() adds the MAC implementation C<mac> to the internal | |
151 | * object database. | |
152 | */ | |
153 | int EVP_add_mac(const EVP_MAC *mac); | |
154 | ||
5a285add DM |
155 | /* struct evp_kdf_impl_st is defined by the implementation */ |
156 | typedef struct evp_kdf_impl_st EVP_KDF_IMPL; | |
157 | typedef struct { | |
158 | int type; | |
159 | EVP_KDF_IMPL *(*new) (void); | |
160 | void (*free) (EVP_KDF_IMPL *impl); | |
161 | void (*reset) (EVP_KDF_IMPL *impl); | |
162 | int (*ctrl) (EVP_KDF_IMPL *impl, int cmd, va_list args); | |
163 | int (*ctrl_str) (EVP_KDF_IMPL *impl, const char *type, const char *value); | |
164 | size_t (*size) (EVP_KDF_IMPL *impl); | |
165 | int (*derive) (EVP_KDF_IMPL *impl, unsigned char *key, size_t keylen); | |
166 | } EVP_KDF_METHOD; | |
167 | ||
168 | extern const EVP_KDF_METHOD pbkdf2_kdf_meth; | |
169 | extern const EVP_KDF_METHOD scrypt_kdf_meth; | |
170 | extern const EVP_KDF_METHOD tls1_prf_kdf_meth; | |
171 | extern const EVP_KDF_METHOD hkdf_kdf_meth; | |
8d76481b | 172 | extern const EVP_KDF_METHOD sshkdf_kdf_meth; |
9537fe57 | 173 | extern const EVP_KDF_METHOD ss_kdf_meth; |
5a285add | 174 | |
2db6bf6f | 175 | struct evp_md_st { |
3653d0c2 | 176 | /* nid */ |
2db6bf6f | 177 | int type; |
3653d0c2 MC |
178 | |
179 | /* Legacy structure members */ | |
180 | /* TODO(3.0): Remove these */ | |
2db6bf6f RL |
181 | int pkey_type; |
182 | int md_size; | |
183 | unsigned long flags; | |
184 | int (*init) (EVP_MD_CTX *ctx); | |
185 | int (*update) (EVP_MD_CTX *ctx, const void *data, size_t count); | |
186 | int (*final) (EVP_MD_CTX *ctx, unsigned char *md); | |
187 | int (*copy) (EVP_MD_CTX *to, const EVP_MD_CTX *from); | |
188 | int (*cleanup) (EVP_MD_CTX *ctx); | |
189 | int block_size; | |
190 | int ctx_size; /* how big does the ctx->md_data need to be */ | |
191 | /* control function */ | |
192 | int (*md_ctrl) (EVP_MD_CTX *ctx, int cmd, int p1, void *p2); | |
3653d0c2 MC |
193 | |
194 | /* New structure members */ | |
195 | /* TODO(3.0): Remove above comment when legacy has gone */ | |
196 | OSSL_PROVIDER *prov; | |
197 | CRYPTO_REF_COUNT refcnt; | |
198 | CRYPTO_RWLOCK *lock; | |
199 | OSSL_OP_digest_newctx_fn *newctx; | |
200 | OSSL_OP_digest_init_fn *dinit; | |
201 | OSSL_OP_digest_update_fn *dupdate; | |
202 | OSSL_OP_digest_final_fn *dfinal; | |
203 | OSSL_OP_digest_digest_fn *digest; | |
204 | OSSL_OP_digest_freectx_fn *freectx; | |
8c8cf0d9 MC |
205 | OSSL_OP_digest_dupctx_fn *dupctx; |
206 | OSSL_OP_digest_size_fn *size; | |
3653d0c2 | 207 | |
2db6bf6f RL |
208 | } /* EVP_MD */ ; |
209 | ||
e79f8773 RL |
210 | struct evp_cipher_st { |
211 | int nid; | |
212 | int block_size; | |
213 | /* Default value for variable length ciphers */ | |
214 | int key_len; | |
215 | int iv_len; | |
216 | /* Various flags */ | |
217 | unsigned long flags; | |
218 | /* init key */ | |
219 | int (*init) (EVP_CIPHER_CTX *ctx, const unsigned char *key, | |
220 | const unsigned char *iv, int enc); | |
221 | /* encrypt/decrypt data */ | |
222 | int (*do_cipher) (EVP_CIPHER_CTX *ctx, unsigned char *out, | |
223 | const unsigned char *in, size_t inl); | |
224 | /* cleanup ctx */ | |
225 | int (*cleanup) (EVP_CIPHER_CTX *); | |
226 | /* how big ctx->cipher_data needs to be */ | |
227 | int ctx_size; | |
228 | /* Populate a ASN1_TYPE with parameters */ | |
229 | int (*set_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *); | |
230 | /* Get parameters from a ASN1_TYPE */ | |
231 | int (*get_asn1_parameters) (EVP_CIPHER_CTX *, ASN1_TYPE *); | |
232 | /* Miscellaneous operations */ | |
233 | int (*ctrl) (EVP_CIPHER_CTX *, int type, int arg, void *ptr); | |
234 | /* Application data */ | |
235 | void *app_data; | |
236 | } /* EVP_CIPHER */ ; | |
237 | ||
238 | /* Macros to code block cipher wrappers */ | |
239 | ||
240 | /* Wrapper functions for each cipher mode */ | |
241 | ||
44ab2dfd MC |
242 | #define EVP_C_DATA(kstruct, ctx) \ |
243 | ((kstruct *)EVP_CIPHER_CTX_get_cipher_data(ctx)) | |
e79f8773 RL |
244 | |
245 | #define BLOCK_CIPHER_ecb_loop() \ | |
246 | size_t i, bl; \ | |
247 | bl = EVP_CIPHER_CTX_cipher(ctx)->block_size; \ | |
e8aa8b6c | 248 | if (inl < bl) return 1;\ |
e79f8773 | 249 | inl -= bl; \ |
e8aa8b6c | 250 | for (i=0; i <= inl; i+=bl) |
e79f8773 RL |
251 | |
252 | #define BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \ | |
253 | static int cname##_ecb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
254 | {\ | |
255 | BLOCK_CIPHER_ecb_loop() \ | |
256 | cprefix##_ecb_encrypt(in + i, out + i, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_encrypting(ctx)); \ | |
257 | return 1;\ | |
258 | } | |
259 | ||
260 | #define EVP_MAXCHUNK ((size_t)1<<(sizeof(long)*8-2)) | |
261 | ||
262 | #define BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) \ | |
263 | static int cname##_ofb_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
264 | {\ | |
265 | while(inl>=EVP_MAXCHUNK) {\ | |
266 | int num = EVP_CIPHER_CTX_num(ctx);\ | |
267 | cprefix##_ofb##cbits##_encrypt(in, out, (long)EVP_MAXCHUNK, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), &num); \ | |
268 | EVP_CIPHER_CTX_set_num(ctx, num);\ | |
269 | inl-=EVP_MAXCHUNK;\ | |
270 | in +=EVP_MAXCHUNK;\ | |
271 | out+=EVP_MAXCHUNK;\ | |
272 | }\ | |
273 | if (inl) {\ | |
274 | int num = EVP_CIPHER_CTX_num(ctx);\ | |
275 | cprefix##_ofb##cbits##_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), &num); \ | |
276 | EVP_CIPHER_CTX_set_num(ctx, num);\ | |
277 | }\ | |
278 | return 1;\ | |
279 | } | |
280 | ||
281 | #define BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \ | |
282 | static int cname##_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
283 | {\ | |
284 | while(inl>=EVP_MAXCHUNK) \ | |
285 | {\ | |
286 | 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));\ | |
287 | inl-=EVP_MAXCHUNK;\ | |
288 | in +=EVP_MAXCHUNK;\ | |
289 | out+=EVP_MAXCHUNK;\ | |
290 | }\ | |
291 | if (inl)\ | |
292 | cprefix##_cbc_encrypt(in, out, (long)inl, &EVP_C_DATA(kstruct,ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));\ | |
293 | return 1;\ | |
294 | } | |
295 | ||
296 | #define BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \ | |
297 | static int cname##_cfb##cbits##_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, size_t inl) \ | |
298 | {\ | |
e8aa8b6c F |
299 | size_t chunk = EVP_MAXCHUNK;\ |
300 | if (cbits == 1) chunk >>= 3;\ | |
301 | if (inl < chunk) chunk = inl;\ | |
302 | while (inl && inl >= chunk)\ | |
303 | {\ | |
304 | int num = EVP_CIPHER_CTX_num(ctx);\ | |
305 | cprefix##_cfb##cbits##_encrypt(in, out, (long) \ | |
306 | ((cbits == 1) \ | |
307 | && !EVP_CIPHER_CTX_test_flags(ctx, EVP_CIPH_FLAG_LENGTH_BITS) \ | |
604e591e | 308 | ? chunk*8 : chunk), \ |
e8aa8b6c F |
309 | &EVP_C_DATA(kstruct, ctx)->ksched, EVP_CIPHER_CTX_iv_noconst(ctx),\ |
310 | &num, EVP_CIPHER_CTX_encrypting(ctx));\ | |
311 | EVP_CIPHER_CTX_set_num(ctx, num);\ | |
312 | inl -= chunk;\ | |
313 | in += chunk;\ | |
314 | out += chunk;\ | |
315 | if (inl < chunk) chunk = inl;\ | |
316 | }\ | |
317 | return 1;\ | |
e79f8773 RL |
318 | } |
319 | ||
320 | #define BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \ | |
321 | BLOCK_CIPHER_func_cbc(cname, cprefix, kstruct, ksched) \ | |
322 | BLOCK_CIPHER_func_cfb(cname, cprefix, cbits, kstruct, ksched) \ | |
323 | BLOCK_CIPHER_func_ecb(cname, cprefix, kstruct, ksched) \ | |
324 | BLOCK_CIPHER_func_ofb(cname, cprefix, cbits, kstruct, ksched) | |
325 | ||
326 | #define BLOCK_CIPHER_def1(cname, nmode, mode, MODE, kstruct, nid, block_size, \ | |
327 | key_len, iv_len, flags, init_key, cleanup, \ | |
328 | set_asn1, get_asn1, ctrl) \ | |
329 | static const EVP_CIPHER cname##_##mode = { \ | |
330 | nid##_##nmode, block_size, key_len, iv_len, \ | |
331 | flags | EVP_CIPH_##MODE##_MODE, \ | |
332 | init_key, \ | |
333 | cname##_##mode##_cipher, \ | |
334 | cleanup, \ | |
335 | sizeof(kstruct), \ | |
336 | set_asn1, get_asn1,\ | |
337 | ctrl, \ | |
338 | NULL \ | |
339 | }; \ | |
340 | const EVP_CIPHER *EVP_##cname##_##mode(void) { return &cname##_##mode; } | |
341 | ||
342 | #define BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, \ | |
343 | iv_len, flags, init_key, cleanup, set_asn1, \ | |
344 | get_asn1, ctrl) \ | |
345 | BLOCK_CIPHER_def1(cname, cbc, cbc, CBC, kstruct, nid, block_size, key_len, \ | |
346 | iv_len, flags, init_key, cleanup, set_asn1, get_asn1, ctrl) | |
347 | ||
348 | #define BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, \ | |
349 | iv_len, cbits, flags, init_key, cleanup, \ | |
350 | set_asn1, get_asn1, ctrl) \ | |
351 | BLOCK_CIPHER_def1(cname, cfb##cbits, cfb##cbits, CFB, kstruct, nid, 1, \ | |
352 | key_len, iv_len, flags, init_key, cleanup, set_asn1, \ | |
353 | get_asn1, ctrl) | |
354 | ||
355 | #define BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, \ | |
356 | iv_len, cbits, flags, init_key, cleanup, \ | |
357 | set_asn1, get_asn1, ctrl) \ | |
358 | BLOCK_CIPHER_def1(cname, ofb##cbits, ofb, OFB, kstruct, nid, 1, \ | |
359 | key_len, iv_len, flags, init_key, cleanup, set_asn1, \ | |
360 | get_asn1, ctrl) | |
361 | ||
362 | #define BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, \ | |
363 | flags, init_key, cleanup, set_asn1, \ | |
364 | get_asn1, ctrl) \ | |
365 | BLOCK_CIPHER_def1(cname, ecb, ecb, ECB, kstruct, nid, block_size, key_len, \ | |
366 | 0, flags, init_key, cleanup, set_asn1, get_asn1, ctrl) | |
367 | ||
368 | #define BLOCK_CIPHER_defs(cname, kstruct, \ | |
369 | nid, block_size, key_len, iv_len, cbits, flags, \ | |
370 | init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
371 | BLOCK_CIPHER_def_cbc(cname, kstruct, nid, block_size, key_len, iv_len, flags, \ | |
372 | init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
373 | BLOCK_CIPHER_def_cfb(cname, kstruct, nid, key_len, iv_len, cbits, \ | |
374 | flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
375 | BLOCK_CIPHER_def_ofb(cname, kstruct, nid, key_len, iv_len, cbits, \ | |
376 | flags, init_key, cleanup, set_asn1, get_asn1, ctrl) \ | |
377 | BLOCK_CIPHER_def_ecb(cname, kstruct, nid, block_size, key_len, flags, \ | |
378 | init_key, cleanup, set_asn1, get_asn1, ctrl) | |
379 | ||
380 | /*- | |
381 | #define BLOCK_CIPHER_defs(cname, kstruct, \ | |
382 | nid, block_size, key_len, iv_len, flags,\ | |
383 | init_key, cleanup, set_asn1, get_asn1, ctrl)\ | |
384 | static const EVP_CIPHER cname##_cbc = {\ | |
385 | nid##_cbc, block_size, key_len, iv_len, \ | |
386 | flags | EVP_CIPH_CBC_MODE,\ | |
387 | init_key,\ | |
388 | cname##_cbc_cipher,\ | |
389 | cleanup,\ | |
390 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
391 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
392 | set_asn1, get_asn1,\ | |
393 | ctrl, \ | |
394 | NULL \ | |
395 | };\ | |
396 | const EVP_CIPHER *EVP_##cname##_cbc(void) { return &cname##_cbc; }\ | |
397 | static const EVP_CIPHER cname##_cfb = {\ | |
398 | nid##_cfb64, 1, key_len, iv_len, \ | |
399 | flags | EVP_CIPH_CFB_MODE,\ | |
400 | init_key,\ | |
401 | cname##_cfb_cipher,\ | |
402 | cleanup,\ | |
403 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
404 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
405 | set_asn1, get_asn1,\ | |
406 | ctrl,\ | |
407 | NULL \ | |
408 | };\ | |
409 | const EVP_CIPHER *EVP_##cname##_cfb(void) { return &cname##_cfb; }\ | |
410 | static const EVP_CIPHER cname##_ofb = {\ | |
411 | nid##_ofb64, 1, key_len, iv_len, \ | |
412 | flags | EVP_CIPH_OFB_MODE,\ | |
413 | init_key,\ | |
414 | cname##_ofb_cipher,\ | |
415 | cleanup,\ | |
416 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
417 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
418 | set_asn1, get_asn1,\ | |
419 | ctrl,\ | |
420 | NULL \ | |
421 | };\ | |
422 | const EVP_CIPHER *EVP_##cname##_ofb(void) { return &cname##_ofb; }\ | |
423 | static const EVP_CIPHER cname##_ecb = {\ | |
424 | nid##_ecb, block_size, key_len, iv_len, \ | |
425 | flags | EVP_CIPH_ECB_MODE,\ | |
426 | init_key,\ | |
427 | cname##_ecb_cipher,\ | |
428 | cleanup,\ | |
429 | sizeof(EVP_CIPHER_CTX)-sizeof((((EVP_CIPHER_CTX *)NULL)->c))+\ | |
430 | sizeof((((EVP_CIPHER_CTX *)NULL)->c.kstruct)),\ | |
431 | set_asn1, get_asn1,\ | |
432 | ctrl,\ | |
433 | NULL \ | |
434 | };\ | |
435 | const EVP_CIPHER *EVP_##cname##_ecb(void) { return &cname##_ecb; } | |
436 | */ | |
437 | ||
438 | #define IMPLEMENT_BLOCK_CIPHER(cname, ksched, cprefix, kstruct, nid, \ | |
439 | block_size, key_len, iv_len, cbits, \ | |
440 | flags, init_key, \ | |
441 | cleanup, set_asn1, get_asn1, ctrl) \ | |
442 | BLOCK_CIPHER_all_funcs(cname, cprefix, cbits, kstruct, ksched) \ | |
443 | BLOCK_CIPHER_defs(cname, kstruct, nid, block_size, key_len, iv_len, \ | |
444 | cbits, flags, init_key, cleanup, set_asn1, \ | |
445 | get_asn1, ctrl) | |
446 | ||
447 | #define IMPLEMENT_CFBR(cipher,cprefix,kstruct,ksched,keysize,cbits,iv_len,fl) \ | |
448 | BLOCK_CIPHER_func_cfb(cipher##_##keysize,cprefix,cbits,kstruct,ksched) \ | |
449 | BLOCK_CIPHER_def_cfb(cipher##_##keysize,kstruct, \ | |
450 | NID_##cipher##_##keysize, keysize/8, iv_len, cbits, \ | |
451 | (fl)|EVP_CIPH_FLAG_DEFAULT_ASN1, \ | |
452 | cipher##_init_key, NULL, NULL, NULL, NULL) | |
453 | ||
3aeb9348 | 454 | |
13735cfe MC |
455 | # ifndef OPENSSL_NO_EC |
456 | ||
457 | #define X25519_KEYLEN 32 | |
458 | #define X448_KEYLEN 56 | |
459 | #define ED448_KEYLEN 57 | |
460 | ||
461 | #define MAX_KEYLEN ED448_KEYLEN | |
462 | ||
463 | typedef struct { | |
464 | unsigned char pubkey[MAX_KEYLEN]; | |
465 | unsigned char *privkey; | |
466 | } ECX_KEY; | |
467 | ||
468 | #endif | |
469 | ||
3aeb9348 DSH |
470 | /* |
471 | * Type needs to be a bit field Sub-type needs to be for variations on the | |
472 | * method, as in, can it do arbitrary encryption.... | |
473 | */ | |
474 | struct evp_pkey_st { | |
475 | int type; | |
476 | int save_type; | |
2f545ae4 | 477 | CRYPTO_REF_COUNT references; |
3aeb9348 DSH |
478 | const EVP_PKEY_ASN1_METHOD *ameth; |
479 | ENGINE *engine; | |
d19b01ad | 480 | ENGINE *pmeth_engine; /* If not NULL public key ENGINE to use */ |
3aeb9348 | 481 | union { |
a4cb54d2 | 482 | void *ptr; |
3aeb9348 DSH |
483 | # ifndef OPENSSL_NO_RSA |
484 | struct rsa_st *rsa; /* RSA */ | |
485 | # endif | |
486 | # ifndef OPENSSL_NO_DSA | |
487 | struct dsa_st *dsa; /* DSA */ | |
488 | # endif | |
489 | # ifndef OPENSSL_NO_DH | |
490 | struct dh_st *dh; /* DH */ | |
491 | # endif | |
492 | # ifndef OPENSSL_NO_EC | |
493 | struct ec_key_st *ec; /* ECC */ | |
13735cfe | 494 | ECX_KEY *ecx; /* X25519, X448, Ed25519, Ed448 */ |
3aeb9348 DSH |
495 | # endif |
496 | } pkey; | |
497 | int save_parameters; | |
498 | STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */ | |
03273d61 | 499 | CRYPTO_RWLOCK *lock; |
3aeb9348 | 500 | } /* EVP_PKEY */ ; |
7b9f8f7f MC |
501 | |
502 | ||
b3599dbb MC |
503 | void openssl_add_all_ciphers_int(void); |
504 | void openssl_add_all_digests_int(void); | |
0145dd32 | 505 | void openssl_add_all_macs_int(void); |
b3599dbb | 506 | void evp_cleanup_int(void); |
0822e89a | 507 | void evp_app_cleanup_int(void); |
9d6fcd42 | 508 | |
46f4e1be | 509 | /* Pulling defines out of C source files */ |
9d6fcd42 TS |
510 | |
511 | #define EVP_RC4_KEY_SIZE 16 | |
512 | #ifndef TLS1_1_VERSION | |
513 | # define TLS1_1_VERSION 0x0302 | |
514 | #endif | |
c0804614 MC |
515 | |
516 | void evp_encode_ctx_set_flags(EVP_ENCODE_CTX *ctx, unsigned int flags); | |
517 | ||
518 | /* EVP_ENCODE_CTX flags */ | |
3fd59700 MC |
519 | /* Don't generate new lines when encoding */ |
520 | #define EVP_ENCODE_CTX_NO_NEWLINES 1 | |
521 | /* Use the SRP base64 alphabet instead of the standard one */ | |
522 | #define EVP_ENCODE_CTX_USE_SRP_ALPHABET 2 |