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Commit | Line | Data |
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0f113f3e | 1 | /* |
6738bf14 | 2 | * Copyright 1999-2018 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 RS |
20 | typedef enum OPTION_choice { |
21 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
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 RS |
28 | OPT_TRADITIONAL, |
29 | OPT_R_ENUM | |
7e1b7485 | 30 | } OPTION_CHOICE; |
600dec15 | 31 | |
44c83ebd | 32 | const OPTIONS pkcs8_options[] = { |
7e1b7485 RS |
33 | {"help", OPT_HELP, '-', "Display this summary"}, |
34 | {"inform", OPT_INFORM, 'F', "Input format (DER or PEM)"}, | |
35 | {"outform", OPT_OUTFORM, 'F', "Output format (DER or PEM)"}, | |
36 | {"in", OPT_IN, '<', "Input file"}, | |
37 | {"out", OPT_OUT, '>', "Output file"}, | |
38 | {"topk8", OPT_TOPK8, '-', "Output PKCS8 file"}, | |
39 | {"noiter", OPT_NOITER, '-', "Use 1 as iteration count"}, | |
40 | {"nocrypt", OPT_NOCRYPT, '-', "Use or expect unencrypted private key"}, | |
3ee1eac2 | 41 | OPT_R_OPTIONS, |
7e1b7485 RS |
42 | {"v2", OPT_V2, 's', "Use PKCS#5 v2.0 and cipher"}, |
43 | {"v1", OPT_V1, 's', "Use PKCS#5 v1.5 and cipher"}, | |
12d56b29 | 44 | {"v2prf", OPT_V2PRF, 's', "Set the PRF algorithm to use with PKCS#5 v2.0"}, |
7e1b7485 RS |
45 | {"iter", OPT_ITER, 'p', "Specify the iteration count"}, |
46 | {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, | |
47 | {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"}, | |
05dba815 | 48 | {"traditional", OPT_TRADITIONAL, '-', "use traditional format private key"}, |
7e1b7485 RS |
49 | #ifndef OPENSSL_NO_ENGINE |
50 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
51 | #endif | |
b0809bc8 | 52 | #ifndef OPENSSL_NO_SCRYPT |
0ceb8b74 DSH |
53 | {"scrypt", OPT_SCRYPT, '-', "Use scrypt algorithm"}, |
54 | {"scrypt_N", OPT_SCRYPT_N, 's', "Set scrypt N parameter"}, | |
55 | {"scrypt_r", OPT_SCRYPT_R, 's', "Set scrypt r parameter"}, | |
56 | {"scrypt_p", OPT_SCRYPT_P, 's', "Set scrypt p parameter"}, | |
b0809bc8 | 57 | #endif |
7e1b7485 RS |
58 | {NULL} |
59 | }; | |
600dec15 | 60 | |
7e1b7485 | 61 | int pkcs8_main(int argc, char **argv) |
0f113f3e | 62 | { |
0f113f3e | 63 | BIO *in = NULL, *out = NULL; |
7e1b7485 | 64 | ENGINE *e = NULL; |
0f113f3e | 65 | EVP_PKEY *pkey = NULL; |
7e1b7485 RS |
66 | PKCS8_PRIV_KEY_INFO *p8inf = NULL; |
67 | X509_SIG *p8 = NULL; | |
68 | const EVP_CIPHER *cipher = NULL; | |
333b070e | 69 | char *infile = NULL, *outfile = NULL; |
7e1b7485 | 70 | char *passinarg = NULL, *passoutarg = NULL, *prog; |
48feaceb | 71 | #ifndef OPENSSL_NO_UI_CONSOLE |
bf580d5f | 72 | char pass[APP_PASS_LEN]; |
923b1857 RL |
73 | #endif |
74 | char *passin = NULL, *passout = NULL, *p8pass = NULL; | |
7e1b7485 | 75 | OPTION_CHOICE o; |
54dbf423 | 76 | int nocrypt = 0, ret = 1, iter = PKCS12_DEFAULT_ITER; |
333b070e | 77 | int informat = FORMAT_PEM, outformat = FORMAT_PEM, topk8 = 0, pbe_nid = -1; |
05dba815 | 78 | int private = 0, traditional = 0; |
b0809bc8 | 79 | #ifndef OPENSSL_NO_SCRYPT |
bd4850df | 80 | long scrypt_N = 0, scrypt_r = 0, scrypt_p = 0; |
b0809bc8 | 81 | #endif |
3647bee2 | 82 | |
7e1b7485 RS |
83 | prog = opt_init(argc, argv, pkcs8_options); |
84 | while ((o = opt_next()) != OPT_EOF) { | |
85 | switch (o) { | |
86 | case OPT_EOF: | |
87 | case OPT_ERR: | |
88 | opthelp: | |
89 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
90 | goto end; | |
91 | case OPT_HELP: | |
92 | opt_help(pkcs8_options); | |
93 | ret = 0; | |
94 | goto end; | |
95 | case OPT_INFORM: | |
96 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat)) | |
97 | goto opthelp; | |
98 | break; | |
99 | case OPT_IN: | |
100 | infile = opt_arg(); | |
101 | break; | |
102 | case OPT_OUTFORM: | |
103 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat)) | |
104 | goto opthelp; | |
105 | break; | |
106 | case OPT_OUT: | |
107 | outfile = opt_arg(); | |
108 | break; | |
109 | case OPT_TOPK8: | |
0f113f3e | 110 | topk8 = 1; |
7e1b7485 RS |
111 | break; |
112 | case OPT_NOITER: | |
0f113f3e | 113 | iter = 1; |
7e1b7485 RS |
114 | break; |
115 | case OPT_NOCRYPT: | |
0f113f3e | 116 | nocrypt = 1; |
7e1b7485 | 117 | break; |
3ee1eac2 RS |
118 | case OPT_R_CASES: |
119 | if (!opt_rand(o)) | |
120 | goto end; | |
121 | break; | |
05dba815 DSH |
122 | case OPT_TRADITIONAL: |
123 | traditional = 1; | |
124 | break; | |
7e1b7485 RS |
125 | case OPT_V2: |
126 | if (!opt_cipher(opt_arg(), &cipher)) | |
127 | goto opthelp; | |
128 | break; | |
129 | case OPT_V1: | |
130 | pbe_nid = OBJ_txt2nid(opt_arg()); | |
131 | if (pbe_nid == NID_undef) { | |
132 | BIO_printf(bio_err, | |
133 | "%s: Unknown PBE algorithm %s\n", prog, opt_arg()); | |
134 | goto opthelp; | |
135 | } | |
136 | break; | |
137 | case OPT_V2PRF: | |
138 | pbe_nid = OBJ_txt2nid(opt_arg()); | |
139 | if (!EVP_PBE_find(EVP_PBE_TYPE_PRF, pbe_nid, NULL, NULL, 0)) { | |
140 | BIO_printf(bio_err, | |
141 | "%s: Unknown PRF algorithm %s\n", prog, opt_arg()); | |
142 | goto opthelp; | |
143 | } | |
8fc06e88 DSH |
144 | if (cipher == NULL) |
145 | cipher = EVP_aes_256_cbc(); | |
7e1b7485 RS |
146 | break; |
147 | case OPT_ITER: | |
148 | if (!opt_int(opt_arg(), &iter)) | |
149 | goto opthelp; | |
150 | break; | |
151 | case OPT_PASSIN: | |
152 | passinarg = opt_arg(); | |
153 | break; | |
154 | case OPT_PASSOUT: | |
155 | passoutarg = opt_arg(); | |
156 | break; | |
157 | case OPT_ENGINE: | |
333b070e | 158 | e = setup_engine(opt_arg(), 0); |
7e1b7485 | 159 | break; |
b0809bc8 | 160 | #ifndef OPENSSL_NO_SCRYPT |
0ceb8b74 | 161 | case OPT_SCRYPT: |
5fc3ee4b | 162 | scrypt_N = 16384; |
0ceb8b74 | 163 | scrypt_r = 8; |
5fc3ee4b | 164 | scrypt_p = 1; |
0ceb8b74 DSH |
165 | if (cipher == NULL) |
166 | cipher = EVP_aes_256_cbc(); | |
167 | break; | |
168 | case OPT_SCRYPT_N: | |
bd4850df | 169 | if (!opt_long(opt_arg(), &scrypt_N) || scrypt_N <= 0) |
0ceb8b74 DSH |
170 | goto opthelp; |
171 | break; | |
172 | case OPT_SCRYPT_R: | |
bd4850df | 173 | if (!opt_long(opt_arg(), &scrypt_r) || scrypt_r <= 0) |
0ceb8b74 DSH |
174 | goto opthelp; |
175 | break; | |
176 | case OPT_SCRYPT_P: | |
bd4850df | 177 | if (!opt_long(opt_arg(), &scrypt_p) || scrypt_p <= 0) |
0ceb8b74 DSH |
178 | goto opthelp; |
179 | break; | |
b0809bc8 | 180 | #endif |
0f113f3e | 181 | } |
0f113f3e | 182 | } |
7e1b7485 | 183 | argc = opt_num_rest(); |
03358517 KR |
184 | if (argc != 0) |
185 | goto opthelp; | |
186 | ||
3b061a00 | 187 | private = 1; |
600dec15 | 188 | |
7e1b7485 | 189 | if (!app_passwd(passinarg, passoutarg, &passin, &passout)) { |
0f113f3e MC |
190 | BIO_printf(bio_err, "Error getting passwords\n"); |
191 | goto end; | |
192 | } | |
a3fe382e | 193 | |
8fc06e88 DSH |
194 | if ((pbe_nid == -1) && cipher == NULL) |
195 | cipher = EVP_aes_256_cbc(); | |
600dec15 | 196 | |
bdd58d98 | 197 | in = bio_open_default(infile, 'r', informat); |
7e1b7485 RS |
198 | if (in == NULL) |
199 | goto end; | |
bdd58d98 | 200 | out = bio_open_owner(outfile, outformat, private); |
7e1b7485 RS |
201 | if (out == NULL) |
202 | goto end; | |
3b061a00 | 203 | |
0f113f3e | 204 | if (topk8) { |
7e1b7485 | 205 | pkey = load_key(infile, informat, 1, passin, e, "key"); |
2234212c | 206 | if (pkey == NULL) |
0f113f3e | 207 | goto end; |
54dbf423 | 208 | if ((p8inf = EVP_PKEY2PKCS8(pkey)) == NULL) { |
0f113f3e MC |
209 | BIO_printf(bio_err, "Error converting key\n"); |
210 | ERR_print_errors(bio_err); | |
211 | goto end; | |
212 | } | |
213 | if (nocrypt) { | |
3b061a00 | 214 | assert(private); |
2234212c | 215 | if (outformat == FORMAT_PEM) { |
0f113f3e | 216 | PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf); |
2234212c | 217 | } else if (outformat == FORMAT_ASN1) { |
0f113f3e | 218 | i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf); |
2234212c | 219 | } else { |
0f113f3e MC |
220 | BIO_printf(bio_err, "Bad format specified for key\n"); |
221 | goto end; | |
222 | } | |
223 | } else { | |
6355d315 | 224 | X509_ALGOR *pbe; |
0ceb8b74 | 225 | if (cipher) { |
b0809bc8 | 226 | #ifndef OPENSSL_NO_SCRYPT |
0ceb8b74 DSH |
227 | if (scrypt_N && scrypt_r && scrypt_p) |
228 | pbe = PKCS5_pbe2_set_scrypt(cipher, NULL, 0, NULL, | |
229 | scrypt_N, scrypt_r, scrypt_p); | |
230 | else | |
b0809bc8 | 231 | #endif |
0ceb8b74 DSH |
232 | pbe = PKCS5_pbe2_set_iv(cipher, iter, NULL, 0, NULL, |
233 | pbe_nid); | |
234 | } else { | |
6355d315 | 235 | pbe = PKCS5_pbe_set(pbe_nid, iter, NULL, 0); |
0ceb8b74 | 236 | } |
6355d315 DSH |
237 | if (pbe == NULL) { |
238 | BIO_printf(bio_err, "Error setting PBE algorithm\n"); | |
239 | ERR_print_errors(bio_err); | |
240 | goto end; | |
241 | } | |
2234212c | 242 | if (passout != NULL) { |
0f113f3e | 243 | p8pass = passout; |
2234212c PY |
244 | } else if (1) { |
245 | /* To avoid bit rot */ | |
48feaceb | 246 | #ifndef OPENSSL_NO_UI_CONSOLE |
0f113f3e MC |
247 | p8pass = pass; |
248 | if (EVP_read_pw_string | |
cbe29648 | 249 | (pass, sizeof(pass), "Enter Encryption Password:", 1)) { |
6355d315 | 250 | X509_ALGOR_free(pbe); |
0f113f3e | 251 | goto end; |
6355d315 | 252 | } |
923b1857 RL |
253 | } else { |
254 | #endif | |
255 | BIO_printf(bio_err, "Password required\n"); | |
256 | goto end; | |
0f113f3e | 257 | } |
6355d315 DSH |
258 | p8 = PKCS8_set0_pbe(p8pass, strlen(p8pass), p8inf, pbe); |
259 | if (p8 == NULL) { | |
260 | X509_ALGOR_free(pbe); | |
0f113f3e MC |
261 | BIO_printf(bio_err, "Error encrypting key\n"); |
262 | ERR_print_errors(bio_err); | |
263 | goto end; | |
264 | } | |
3b061a00 | 265 | assert(private); |
0f113f3e MC |
266 | if (outformat == FORMAT_PEM) |
267 | PEM_write_bio_PKCS8(out, p8); | |
268 | else if (outformat == FORMAT_ASN1) | |
269 | i2d_PKCS8_bio(out, p8); | |
270 | else { | |
271 | BIO_printf(bio_err, "Bad format specified for key\n"); | |
272 | goto end; | |
273 | } | |
274 | } | |
275 | ||
276 | ret = 0; | |
277 | goto end; | |
278 | } | |
279 | ||
280 | if (nocrypt) { | |
2234212c | 281 | if (informat == FORMAT_PEM) { |
0f113f3e | 282 | p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in, NULL, NULL, NULL); |
2234212c | 283 | } else if (informat == FORMAT_ASN1) { |
0f113f3e | 284 | p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL); |
2234212c | 285 | } else { |
0f113f3e MC |
286 | BIO_printf(bio_err, "Bad format specified for key\n"); |
287 | goto end; | |
288 | } | |
289 | } else { | |
2234212c | 290 | if (informat == FORMAT_PEM) { |
0f113f3e | 291 | p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL); |
2234212c | 292 | } else if (informat == FORMAT_ASN1) { |
0f113f3e | 293 | p8 = d2i_PKCS8_bio(in, NULL); |
2234212c | 294 | } else { |
0f113f3e MC |
295 | BIO_printf(bio_err, "Bad format specified for key\n"); |
296 | goto end; | |
297 | } | |
8a605478 | 298 | |
2234212c | 299 | if (p8 == NULL) { |
0f113f3e MC |
300 | BIO_printf(bio_err, "Error reading key\n"); |
301 | ERR_print_errors(bio_err); | |
302 | goto end; | |
303 | } | |
2234212c | 304 | if (passin != NULL) { |
0f113f3e | 305 | p8pass = passin; |
2234212c | 306 | } else if (1) { |
48feaceb | 307 | #ifndef OPENSSL_NO_UI_CONSOLE |
0f113f3e | 308 | p8pass = pass; |
cbe29648 | 309 | if (EVP_read_pw_string(pass, sizeof(pass), "Enter Password:", 0)) { |
bcc31778 MC |
310 | BIO_printf(bio_err, "Can't read Password\n"); |
311 | goto end; | |
312 | } | |
923b1857 RL |
313 | } else { |
314 | #endif | |
315 | BIO_printf(bio_err, "Password required\n"); | |
316 | goto end; | |
0f113f3e MC |
317 | } |
318 | p8inf = PKCS8_decrypt(p8, p8pass, strlen(p8pass)); | |
319 | } | |
600dec15 | 320 | |
2234212c | 321 | if (p8inf == NULL) { |
0f113f3e MC |
322 | BIO_printf(bio_err, "Error decrypting key\n"); |
323 | ERR_print_errors(bio_err); | |
324 | goto end; | |
325 | } | |
3cbb7937 | 326 | |
75ebbd9a | 327 | if ((pkey = EVP_PKCS82PKEY(p8inf)) == NULL) { |
0f113f3e MC |
328 | BIO_printf(bio_err, "Error converting key\n"); |
329 | ERR_print_errors(bio_err); | |
330 | goto end; | |
331 | } | |
e7871ffa | 332 | |
3b061a00 | 333 | assert(private); |
05dba815 DSH |
334 | if (outformat == FORMAT_PEM) { |
335 | if (traditional) | |
336 | PEM_write_bio_PrivateKey_traditional(out, pkey, NULL, NULL, 0, | |
337 | NULL, passout); | |
338 | else | |
339 | PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout); | |
340 | } else if (outformat == FORMAT_ASN1) { | |
0f113f3e | 341 | i2d_PrivateKey_bio(out, pkey); |
05dba815 | 342 | } else { |
0f113f3e MC |
343 | BIO_printf(bio_err, "Bad format specified for key\n"); |
344 | goto end; | |
345 | } | |
346 | ret = 0; | |
600dec15 | 347 | |
0f113f3e MC |
348 | end: |
349 | X509_SIG_free(p8); | |
350 | PKCS8_PRIV_KEY_INFO_free(p8inf); | |
351 | EVP_PKEY_free(pkey); | |
dd1abd44 | 352 | release_engine(e); |
0f113f3e MC |
353 | BIO_free_all(out); |
354 | BIO_free(in); | |
b548a1f1 RS |
355 | OPENSSL_free(passin); |
356 | OPENSSL_free(passout); | |
8eb57af5 | 357 | |
0f113f3e MC |
358 | return ret; |
359 | } |