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Commit | Line | Data |
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0f113f3e | 1 | /* |
a28d06f3 | 2 | * Copyright 1999-2021 The OpenSSL Project Authors. All Rights Reserved. |
600dec15 | 3 | * |
dffa7520 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
846e33c7 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 | |
600dec15 | 8 | */ |
846e33c7 | 9 | |
600dec15 | 10 | #include <stdio.h> |
2d7153e8 | 11 | #include <stdlib.h> |
8c197cc5 | 12 | #include <string.h> |
20432eae | 13 | #include "apps.h" |
dab2cd68 | 14 | #include "progs.h" |
600dec15 DSH |
15 | #include <openssl/pem.h> |
16 | #include <openssl/err.h> | |
17 | #include <openssl/evp.h> | |
18 | #include <openssl/pkcs12.h> | |
19 | ||
7e1b7485 | 20 | typedef enum OPTION_choice { |
b0f96018 | 21 | OPT_COMMON, |
7e1b7485 | 22 | OPT_INFORM, OPT_OUTFORM, OPT_ENGINE, OPT_IN, OPT_OUT, |
54dbf423 | 23 | OPT_TOPK8, OPT_NOITER, OPT_NOCRYPT, |
b0809bc8 RS |
24 | #ifndef OPENSSL_NO_SCRYPT |
25 | OPT_SCRYPT, OPT_SCRYPT_N, OPT_SCRYPT_R, OPT_SCRYPT_P, | |
26 | #endif | |
05dba815 | 27 | OPT_V2, OPT_V1, OPT_V2PRF, OPT_ITER, OPT_PASSIN, OPT_PASSOUT, |
3ee1eac2 | 28 | OPT_TRADITIONAL, |
6bd4e3f2 | 29 | OPT_R_ENUM, OPT_PROV_ENUM |
7e1b7485 | 30 | } OPTION_CHOICE; |
600dec15 | 31 | |
44c83ebd | 32 | const OPTIONS pkcs8_options[] = { |
5388f986 | 33 | OPT_SECTION("General"), |
7e1b7485 | 34 | {"help", OPT_HELP, '-', "Display this summary"}, |
5388f986 RS |
35 | #ifndef OPENSSL_NO_ENGINE |
36 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
37 | #endif | |
7e1b7485 | 38 | {"v1", OPT_V1, 's', "Use PKCS#5 v1.5 and cipher"}, |
5388f986 | 39 | {"v2", OPT_V2, 's', "Use PKCS#5 v2.0 and cipher"}, |
12d56b29 | 40 | {"v2prf", OPT_V2PRF, 's', "Set the PRF algorithm to use with PKCS#5 v2.0"}, |
5388f986 RS |
41 | |
42 | OPT_SECTION("Input"), | |
43 | {"in", OPT_IN, '<', "Input file"}, | |
44 | {"inform", OPT_INFORM, 'F', "Input format (DER or PEM)"}, | |
7e1b7485 | 45 | {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, |
5388f986 RS |
46 | {"nocrypt", OPT_NOCRYPT, '-', "Use or expect unencrypted private key"}, |
47 | ||
48 | OPT_SECTION("Output"), | |
49 | {"out", OPT_OUT, '>', "Output file"}, | |
50 | {"outform", OPT_OUTFORM, 'F', "Output format (DER or PEM)"}, | |
51 | {"topk8", OPT_TOPK8, '-', "Output PKCS8 file"}, | |
7e1b7485 | 52 | {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"}, |
05dba815 | 53 | {"traditional", OPT_TRADITIONAL, '-', "use traditional format private key"}, |
5388f986 RS |
54 | {"iter", OPT_ITER, 'p', "Specify the iteration count"}, |
55 | {"noiter", OPT_NOITER, '-', "Use 1 as iteration count"}, | |
56 | ||
b0809bc8 | 57 | #ifndef OPENSSL_NO_SCRYPT |
5388f986 | 58 | OPT_SECTION("Scrypt"), |
0ceb8b74 DSH |
59 | {"scrypt", OPT_SCRYPT, '-', "Use scrypt algorithm"}, |
60 | {"scrypt_N", OPT_SCRYPT_N, 's', "Set scrypt N parameter"}, | |
61 | {"scrypt_r", OPT_SCRYPT_R, 's', "Set scrypt r parameter"}, | |
62 | {"scrypt_p", OPT_SCRYPT_P, 's', "Set scrypt p parameter"}, | |
b0809bc8 | 63 | #endif |
5388f986 RS |
64 | |
65 | OPT_R_OPTIONS, | |
6bd4e3f2 | 66 | OPT_PROV_OPTIONS, |
7e1b7485 RS |
67 | {NULL} |
68 | }; | |
600dec15 | 69 | |
7e1b7485 | 70 | int pkcs8_main(int argc, char **argv) |
0f113f3e | 71 | { |
0f113f3e | 72 | BIO *in = NULL, *out = NULL; |
7e1b7485 | 73 | ENGINE *e = NULL; |
0f113f3e | 74 | EVP_PKEY *pkey = NULL; |
7e1b7485 RS |
75 | PKCS8_PRIV_KEY_INFO *p8inf = NULL; |
76 | X509_SIG *p8 = NULL; | |
606a417f | 77 | EVP_CIPHER *cipher = NULL; |
03bbd346 | 78 | char *infile = NULL, *outfile = NULL, *ciphername = NULL; |
7e1b7485 | 79 | char *passinarg = NULL, *passoutarg = NULL, *prog; |
48feaceb | 80 | #ifndef OPENSSL_NO_UI_CONSOLE |
bf580d5f | 81 | char pass[APP_PASS_LEN]; |
923b1857 RL |
82 | #endif |
83 | char *passin = NULL, *passout = NULL, *p8pass = NULL; | |
7e1b7485 | 84 | OPTION_CHOICE o; |
54dbf423 | 85 | int nocrypt = 0, ret = 1, iter = PKCS12_DEFAULT_ITER; |
333b070e | 86 | int informat = FORMAT_PEM, outformat = FORMAT_PEM, topk8 = 0, pbe_nid = -1; |
05dba815 | 87 | int private = 0, traditional = 0; |
b0809bc8 | 88 | #ifndef OPENSSL_NO_SCRYPT |
bd4850df | 89 | long scrypt_N = 0, scrypt_r = 0, scrypt_p = 0; |
b0809bc8 | 90 | #endif |
3647bee2 | 91 | |
7e1b7485 RS |
92 | prog = opt_init(argc, argv, pkcs8_options); |
93 | while ((o = opt_next()) != OPT_EOF) { | |
94 | switch (o) { | |
95 | case OPT_EOF: | |
96 | case OPT_ERR: | |
97 | opthelp: | |
98 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
99 | goto end; | |
100 | case OPT_HELP: | |
101 | opt_help(pkcs8_options); | |
102 | ret = 0; | |
103 | goto end; | |
104 | case OPT_INFORM: | |
105 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat)) | |
106 | goto opthelp; | |
107 | break; | |
108 | case OPT_IN: | |
109 | infile = opt_arg(); | |
110 | break; | |
111 | case OPT_OUTFORM: | |
112 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat)) | |
113 | goto opthelp; | |
114 | break; | |
115 | case OPT_OUT: | |
116 | outfile = opt_arg(); | |
117 | break; | |
118 | case OPT_TOPK8: | |
0f113f3e | 119 | topk8 = 1; |
7e1b7485 RS |
120 | break; |
121 | case OPT_NOITER: | |
0f113f3e | 122 | iter = 1; |
7e1b7485 RS |
123 | break; |
124 | case OPT_NOCRYPT: | |
0f113f3e | 125 | nocrypt = 1; |
7e1b7485 | 126 | break; |
3ee1eac2 RS |
127 | case OPT_R_CASES: |
128 | if (!opt_rand(o)) | |
129 | goto end; | |
130 | break; | |
6bd4e3f2 P |
131 | case OPT_PROV_CASES: |
132 | if (!opt_provider(o)) | |
133 | goto end; | |
134 | break; | |
05dba815 DSH |
135 | case OPT_TRADITIONAL: |
136 | traditional = 1; | |
137 | break; | |
7e1b7485 | 138 | case OPT_V2: |
03bbd346 | 139 | ciphername = opt_arg(); |
7e1b7485 RS |
140 | break; |
141 | case OPT_V1: | |
142 | pbe_nid = OBJ_txt2nid(opt_arg()); | |
143 | if (pbe_nid == NID_undef) { | |
144 | BIO_printf(bio_err, | |
145 | "%s: Unknown PBE algorithm %s\n", prog, opt_arg()); | |
146 | goto opthelp; | |
147 | } | |
148 | break; | |
149 | case OPT_V2PRF: | |
150 | pbe_nid = OBJ_txt2nid(opt_arg()); | |
151 | if (!EVP_PBE_find(EVP_PBE_TYPE_PRF, pbe_nid, NULL, NULL, 0)) { | |
152 | BIO_printf(bio_err, | |
153 | "%s: Unknown PRF algorithm %s\n", prog, opt_arg()); | |
154 | goto opthelp; | |
155 | } | |
8fc06e88 | 156 | if (cipher == NULL) |
606a417f | 157 | cipher = (EVP_CIPHER *)EVP_aes_256_cbc(); |
7e1b7485 RS |
158 | break; |
159 | case OPT_ITER: | |
d830526c | 160 | iter = opt_int_arg(); |
7e1b7485 RS |
161 | break; |
162 | case OPT_PASSIN: | |
163 | passinarg = opt_arg(); | |
164 | break; | |
165 | case OPT_PASSOUT: | |
166 | passoutarg = opt_arg(); | |
167 | break; | |
168 | case OPT_ENGINE: | |
333b070e | 169 | e = setup_engine(opt_arg(), 0); |
7e1b7485 | 170 | break; |
b0809bc8 | 171 | #ifndef OPENSSL_NO_SCRYPT |
0ceb8b74 | 172 | case OPT_SCRYPT: |
5fc3ee4b | 173 | scrypt_N = 16384; |
0ceb8b74 | 174 | scrypt_r = 8; |
5fc3ee4b | 175 | scrypt_p = 1; |
0ceb8b74 | 176 | if (cipher == NULL) |
606a417f | 177 | cipher = (EVP_CIPHER *)EVP_aes_256_cbc(); |
0ceb8b74 DSH |
178 | break; |
179 | case OPT_SCRYPT_N: | |
bd4850df | 180 | if (!opt_long(opt_arg(), &scrypt_N) || scrypt_N <= 0) |
0ceb8b74 DSH |
181 | goto opthelp; |
182 | break; | |
183 | case OPT_SCRYPT_R: | |
bd4850df | 184 | if (!opt_long(opt_arg(), &scrypt_r) || scrypt_r <= 0) |
0ceb8b74 DSH |
185 | goto opthelp; |
186 | break; | |
187 | case OPT_SCRYPT_P: | |
bd4850df | 188 | if (!opt_long(opt_arg(), &scrypt_p) || scrypt_p <= 0) |
0ceb8b74 DSH |
189 | goto opthelp; |
190 | break; | |
b0809bc8 | 191 | #endif |
0f113f3e | 192 | } |
0f113f3e | 193 | } |
021410ea RS |
194 | |
195 | /* No extra arguments. */ | |
7e1b7485 | 196 | argc = opt_num_rest(); |
03358517 KR |
197 | if (argc != 0) |
198 | goto opthelp; | |
199 | ||
3b061a00 | 200 | private = 1; |
3ad60309 DDO |
201 | if (!app_RAND_load()) |
202 | goto end; | |
203 | ||
03bbd346 RS |
204 | if (ciphername != NULL) { |
205 | if (!opt_cipher(ciphername, &cipher)) | |
206 | goto opthelp; | |
207 | } | |
600dec15 | 208 | |
7e1b7485 | 209 | if (!app_passwd(passinarg, passoutarg, &passin, &passout)) { |
0f113f3e MC |
210 | BIO_printf(bio_err, "Error getting passwords\n"); |
211 | goto end; | |
212 | } | |
a3fe382e | 213 | |
8fc06e88 | 214 | if ((pbe_nid == -1) && cipher == NULL) |
606a417f | 215 | cipher = (EVP_CIPHER *)EVP_aes_256_cbc(); |
600dec15 | 216 | |
bdd58d98 | 217 | in = bio_open_default(infile, 'r', informat); |
7e1b7485 RS |
218 | if (in == NULL) |
219 | goto end; | |
bdd58d98 | 220 | out = bio_open_owner(outfile, outformat, private); |
7e1b7485 RS |
221 | if (out == NULL) |
222 | goto end; | |
3b061a00 | 223 | |
0f113f3e | 224 | if (topk8) { |
7e1b7485 | 225 | pkey = load_key(infile, informat, 1, passin, e, "key"); |
2234212c | 226 | if (pkey == NULL) |
0f113f3e | 227 | goto end; |
54dbf423 | 228 | if ((p8inf = EVP_PKEY2PKCS8(pkey)) == NULL) { |
0f113f3e MC |
229 | BIO_printf(bio_err, "Error converting key\n"); |
230 | ERR_print_errors(bio_err); | |
231 | goto end; | |
232 | } | |
233 | if (nocrypt) { | |
3b061a00 | 234 | assert(private); |
2234212c | 235 | if (outformat == FORMAT_PEM) { |
0f113f3e | 236 | PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf); |
2234212c | 237 | } else if (outformat == FORMAT_ASN1) { |
0f113f3e | 238 | i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf); |
2234212c | 239 | } else { |
0f113f3e MC |
240 | BIO_printf(bio_err, "Bad format specified for key\n"); |
241 | goto end; | |
242 | } | |
243 | } else { | |
6355d315 | 244 | X509_ALGOR *pbe; |
0ceb8b74 | 245 | if (cipher) { |
b0809bc8 | 246 | #ifndef OPENSSL_NO_SCRYPT |
0ceb8b74 DSH |
247 | if (scrypt_N && scrypt_r && scrypt_p) |
248 | pbe = PKCS5_pbe2_set_scrypt(cipher, NULL, 0, NULL, | |
249 | scrypt_N, scrypt_r, scrypt_p); | |
250 | else | |
b0809bc8 | 251 | #endif |
0ceb8b74 DSH |
252 | pbe = PKCS5_pbe2_set_iv(cipher, iter, NULL, 0, NULL, |
253 | pbe_nid); | |
254 | } else { | |
6355d315 | 255 | pbe = PKCS5_pbe_set(pbe_nid, iter, NULL, 0); |
0ceb8b74 | 256 | } |
6355d315 DSH |
257 | if (pbe == NULL) { |
258 | BIO_printf(bio_err, "Error setting PBE algorithm\n"); | |
259 | ERR_print_errors(bio_err); | |
260 | goto end; | |
261 | } | |
2234212c | 262 | if (passout != NULL) { |
0f113f3e | 263 | p8pass = passout; |
2234212c PY |
264 | } else if (1) { |
265 | /* To avoid bit rot */ | |
48feaceb | 266 | #ifndef OPENSSL_NO_UI_CONSOLE |
0f113f3e MC |
267 | p8pass = pass; |
268 | if (EVP_read_pw_string | |
cbe29648 | 269 | (pass, sizeof(pass), "Enter Encryption Password:", 1)) { |
6355d315 | 270 | X509_ALGOR_free(pbe); |
0f113f3e | 271 | goto end; |
6355d315 | 272 | } |
923b1857 RL |
273 | } else { |
274 | #endif | |
275 | BIO_printf(bio_err, "Password required\n"); | |
276 | goto end; | |
0f113f3e | 277 | } |
6355d315 DSH |
278 | p8 = PKCS8_set0_pbe(p8pass, strlen(p8pass), p8inf, pbe); |
279 | if (p8 == NULL) { | |
280 | X509_ALGOR_free(pbe); | |
0f113f3e MC |
281 | BIO_printf(bio_err, "Error encrypting key\n"); |
282 | ERR_print_errors(bio_err); | |
283 | goto end; | |
284 | } | |
3b061a00 | 285 | assert(private); |
0f113f3e MC |
286 | if (outformat == FORMAT_PEM) |
287 | PEM_write_bio_PKCS8(out, p8); | |
288 | else if (outformat == FORMAT_ASN1) | |
289 | i2d_PKCS8_bio(out, p8); | |
290 | else { | |
291 | BIO_printf(bio_err, "Bad format specified for key\n"); | |
292 | goto end; | |
293 | } | |
294 | } | |
295 | ||
296 | ret = 0; | |
297 | goto end; | |
298 | } | |
299 | ||
300 | if (nocrypt) { | |
2234212c | 301 | if (informat == FORMAT_PEM) { |
0f113f3e | 302 | p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in, NULL, NULL, NULL); |
2234212c | 303 | } else if (informat == FORMAT_ASN1) { |
0f113f3e | 304 | p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL); |
2234212c | 305 | } else { |
0f113f3e MC |
306 | BIO_printf(bio_err, "Bad format specified for key\n"); |
307 | goto end; | |
308 | } | |
309 | } else { | |
2234212c | 310 | if (informat == FORMAT_PEM) { |
0f113f3e | 311 | p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL); |
2234212c | 312 | } else if (informat == FORMAT_ASN1) { |
0f113f3e | 313 | p8 = d2i_PKCS8_bio(in, NULL); |
2234212c | 314 | } else { |
0f113f3e MC |
315 | BIO_printf(bio_err, "Bad format specified for key\n"); |
316 | goto end; | |
317 | } | |
8a605478 | 318 | |
2234212c | 319 | if (p8 == NULL) { |
0f113f3e MC |
320 | BIO_printf(bio_err, "Error reading key\n"); |
321 | ERR_print_errors(bio_err); | |
322 | goto end; | |
323 | } | |
2234212c | 324 | if (passin != NULL) { |
0f113f3e | 325 | p8pass = passin; |
2234212c | 326 | } else if (1) { |
48feaceb | 327 | #ifndef OPENSSL_NO_UI_CONSOLE |
0f113f3e | 328 | p8pass = pass; |
cbe29648 | 329 | if (EVP_read_pw_string(pass, sizeof(pass), "Enter Password:", 0)) { |
bcc31778 MC |
330 | BIO_printf(bio_err, "Can't read Password\n"); |
331 | goto end; | |
332 | } | |
923b1857 RL |
333 | } else { |
334 | #endif | |
335 | BIO_printf(bio_err, "Password required\n"); | |
336 | goto end; | |
0f113f3e MC |
337 | } |
338 | p8inf = PKCS8_decrypt(p8, p8pass, strlen(p8pass)); | |
339 | } | |
600dec15 | 340 | |
2234212c | 341 | if (p8inf == NULL) { |
0f113f3e MC |
342 | BIO_printf(bio_err, "Error decrypting key\n"); |
343 | ERR_print_errors(bio_err); | |
344 | goto end; | |
345 | } | |
3cbb7937 | 346 | |
75ebbd9a | 347 | if ((pkey = EVP_PKCS82PKEY(p8inf)) == NULL) { |
0f113f3e MC |
348 | BIO_printf(bio_err, "Error converting key\n"); |
349 | ERR_print_errors(bio_err); | |
350 | goto end; | |
351 | } | |
e7871ffa | 352 | |
3b061a00 | 353 | assert(private); |
05dba815 DSH |
354 | if (outformat == FORMAT_PEM) { |
355 | if (traditional) | |
356 | PEM_write_bio_PrivateKey_traditional(out, pkey, NULL, NULL, 0, | |
357 | NULL, passout); | |
358 | else | |
359 | PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout); | |
360 | } else if (outformat == FORMAT_ASN1) { | |
0f113f3e | 361 | i2d_PrivateKey_bio(out, pkey); |
05dba815 | 362 | } else { |
0f113f3e MC |
363 | BIO_printf(bio_err, "Bad format specified for key\n"); |
364 | goto end; | |
365 | } | |
366 | ret = 0; | |
600dec15 | 367 | |
0f113f3e MC |
368 | end: |
369 | X509_SIG_free(p8); | |
370 | PKCS8_PRIV_KEY_INFO_free(p8inf); | |
371 | EVP_PKEY_free(pkey); | |
606a417f | 372 | EVP_CIPHER_free(cipher); |
dd1abd44 | 373 | release_engine(e); |
0f113f3e MC |
374 | BIO_free_all(out); |
375 | BIO_free(in); | |
b548a1f1 RS |
376 | OPENSSL_free(passin); |
377 | OPENSSL_free(passout); | |
8eb57af5 | 378 | |
0f113f3e MC |
379 | return ret; |
380 | } |