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Commit | Line | Data |
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0f113f3e | 1 | /* |
2234212c | 2 | * Copyright 2000-2017 The OpenSSL Project Authors. All Rights Reserved. |
bd08a2bd | 3 | * |
846e33c7 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 | |
bd08a2bd | 8 | */ |
28967cf0 | 9 | |
3eeaab4b | 10 | #include <openssl/opensslconf.h> |
effaf4de RS |
11 | #ifdef OPENSSL_NO_RSA |
12 | NON_EMPTY_TRANSLATION_UNIT | |
13 | #else | |
28967cf0 | 14 | |
0f113f3e MC |
15 | # include "apps.h" |
16 | # include <string.h> | |
17 | # include <openssl/err.h> | |
18 | # include <openssl/pem.h> | |
19 | # include <openssl/rsa.h> | |
bd08a2bd | 20 | |
0f113f3e MC |
21 | # define RSA_SIGN 1 |
22 | # define RSA_VERIFY 2 | |
23 | # define RSA_ENCRYPT 3 | |
24 | # define RSA_DECRYPT 4 | |
bd08a2bd | 25 | |
0f113f3e MC |
26 | # define KEY_PRIVKEY 1 |
27 | # define KEY_PUBKEY 2 | |
28 | # define KEY_CERT 3 | |
bd08a2bd | 29 | |
7e1b7485 RS |
30 | typedef enum OPTION_choice { |
31 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
32 | OPT_ENGINE, OPT_IN, OPT_OUT, OPT_ASN1PARSE, OPT_HEXDUMP, | |
33 | OPT_RAW, OPT_OAEP, OPT_SSL, OPT_PKCS, OPT_X931, | |
34 | OPT_SIGN, OPT_VERIFY, OPT_REV, OPT_ENCRYPT, OPT_DECRYPT, | |
35 | OPT_PUBIN, OPT_CERTIN, OPT_INKEY, OPT_PASSIN, OPT_KEYFORM | |
36 | } OPTION_CHOICE; | |
37 | ||
44c83ebd | 38 | const OPTIONS rsautl_options[] = { |
7e1b7485 RS |
39 | {"help", OPT_HELP, '-', "Display this summary"}, |
40 | {"in", OPT_IN, '<', "Input file"}, | |
41 | {"out", OPT_OUT, '>', "Output file"}, | |
dd958974 | 42 | {"inkey", OPT_INKEY, 's', "Input key"}, |
0c20802c | 43 | {"keyform", OPT_KEYFORM, 'E', "Private key format - default PEM"}, |
7e1b7485 RS |
44 | {"pubin", OPT_PUBIN, '-', "Input is an RSA public"}, |
45 | {"certin", OPT_CERTIN, '-', "Input is a cert carrying an RSA public key"}, | |
46 | {"ssl", OPT_SSL, '-', "Use SSL v2 padding"}, | |
47 | {"raw", OPT_RAW, '-', "Use no padding"}, | |
48 | {"pkcs", OPT_PKCS, '-', "Use PKCS#1 v1.5 padding (default)"}, | |
49 | {"oaep", OPT_OAEP, '-', "Use PKCS#1 OAEP"}, | |
50 | {"sign", OPT_SIGN, '-', "Sign with private key"}, | |
51 | {"verify", OPT_VERIFY, '-', "Verify with public key"}, | |
9a13bb38 RS |
52 | {"asn1parse", OPT_ASN1PARSE, '-', |
53 | "Run output through asn1parse; useful with -verify"}, | |
7e1b7485 RS |
54 | {"hexdump", OPT_HEXDUMP, '-', "Hex dump output"}, |
55 | {"x931", OPT_X931, '-', "Use ANSI X9.31 padding"}, | |
9a13bb38 | 56 | {"rev", OPT_REV, '-', "Reverse the order of the input buffer"}, |
7e1b7485 RS |
57 | {"encrypt", OPT_ENCRYPT, '-', "Encrypt with public key"}, |
58 | {"decrypt", OPT_DECRYPT, '-', "Decrypt with private key"}, | |
16e1b281 | 59 | {"passin", OPT_PASSIN, 's', "Input file pass phrase source"}, |
7e1b7485 RS |
60 | # ifndef OPENSSL_NO_ENGINE |
61 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
62 | # endif | |
63 | {NULL} | |
64 | }; | |
bd08a2bd | 65 | |
7e1b7485 | 66 | int rsautl_main(int argc, char **argv) |
bd08a2bd | 67 | { |
0f113f3e | 68 | BIO *in = NULL, *out = NULL; |
7e1b7485 | 69 | ENGINE *e = NULL; |
0f113f3e MC |
70 | EVP_PKEY *pkey = NULL; |
71 | RSA *rsa = NULL; | |
7e1b7485 | 72 | X509 *x; |
333b070e | 73 | char *infile = NULL, *outfile = NULL, *keyfile = NULL; |
7e1b7485 RS |
74 | char *passinarg = NULL, *passin = NULL, *prog; |
75 | char rsa_mode = RSA_VERIFY, key_type = KEY_PRIVKEY; | |
76 | unsigned char *rsa_in = NULL, *rsa_out = NULL, pad = RSA_PKCS1_PADDING; | |
77 | int rsa_inlen, keyformat = FORMAT_PEM, keysize, ret = 1; | |
78 | int rsa_outlen = 0, hexdump = 0, asn1parse = 0, need_priv = 0, rev = 0; | |
79 | OPTION_CHOICE o; | |
80 | ||
81 | prog = opt_init(argc, argv, rsautl_options); | |
82 | while ((o = opt_next()) != OPT_EOF) { | |
83 | switch (o) { | |
84 | case OPT_EOF: | |
85 | case OPT_ERR: | |
86 | opthelp: | |
87 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
88 | goto end; | |
89 | case OPT_HELP: | |
90 | opt_help(rsautl_options); | |
91 | ret = 0; | |
92 | goto end; | |
93 | case OPT_KEYFORM: | |
0c20802c | 94 | if (!opt_format(opt_arg(), OPT_FMT_PDE, &keyformat)) |
7e1b7485 RS |
95 | goto opthelp; |
96 | break; | |
97 | case OPT_IN: | |
98 | infile = opt_arg(); | |
99 | break; | |
100 | case OPT_OUT: | |
101 | outfile = opt_arg(); | |
102 | break; | |
103 | case OPT_ENGINE: | |
333b070e | 104 | e = setup_engine(opt_arg(), 0); |
7e1b7485 RS |
105 | break; |
106 | case OPT_ASN1PARSE: | |
0f113f3e | 107 | asn1parse = 1; |
7e1b7485 RS |
108 | break; |
109 | case OPT_HEXDUMP: | |
0f113f3e | 110 | hexdump = 1; |
7e1b7485 RS |
111 | break; |
112 | case OPT_RAW: | |
0f113f3e | 113 | pad = RSA_NO_PADDING; |
7e1b7485 RS |
114 | break; |
115 | case OPT_OAEP: | |
0f113f3e | 116 | pad = RSA_PKCS1_OAEP_PADDING; |
7e1b7485 RS |
117 | break; |
118 | case OPT_SSL: | |
0f113f3e | 119 | pad = RSA_SSLV23_PADDING; |
7e1b7485 RS |
120 | break; |
121 | case OPT_PKCS: | |
0f113f3e | 122 | pad = RSA_PKCS1_PADDING; |
7e1b7485 RS |
123 | break; |
124 | case OPT_X931: | |
0f113f3e | 125 | pad = RSA_X931_PADDING; |
7e1b7485 RS |
126 | break; |
127 | case OPT_SIGN: | |
0f113f3e MC |
128 | rsa_mode = RSA_SIGN; |
129 | need_priv = 1; | |
7e1b7485 RS |
130 | break; |
131 | case OPT_VERIFY: | |
0f113f3e | 132 | rsa_mode = RSA_VERIFY; |
7e1b7485 RS |
133 | break; |
134 | case OPT_REV: | |
0f113f3e | 135 | rev = 1; |
7e1b7485 RS |
136 | break; |
137 | case OPT_ENCRYPT: | |
0f113f3e | 138 | rsa_mode = RSA_ENCRYPT; |
7e1b7485 RS |
139 | break; |
140 | case OPT_DECRYPT: | |
0f113f3e MC |
141 | rsa_mode = RSA_DECRYPT; |
142 | need_priv = 1; | |
7e1b7485 RS |
143 | break; |
144 | case OPT_PUBIN: | |
145 | key_type = KEY_PUBKEY; | |
146 | break; | |
147 | case OPT_CERTIN: | |
148 | key_type = KEY_CERT; | |
149 | break; | |
150 | case OPT_INKEY: | |
151 | keyfile = opt_arg(); | |
152 | break; | |
153 | case OPT_PASSIN: | |
154 | passinarg = opt_arg(); | |
155 | break; | |
0f113f3e | 156 | } |
0f113f3e | 157 | } |
7e1b7485 | 158 | argc = opt_num_rest(); |
03358517 KR |
159 | if (argc != 0) |
160 | goto opthelp; | |
0f113f3e MC |
161 | |
162 | if (need_priv && (key_type != KEY_PRIVKEY)) { | |
163 | BIO_printf(bio_err, "A private key is needed for this operation\n"); | |
164 | goto end; | |
165 | } | |
333b070e | 166 | |
7e1b7485 | 167 | if (!app_passwd(passinarg, NULL, &passin, NULL)) { |
0f113f3e MC |
168 | BIO_printf(bio_err, "Error getting password\n"); |
169 | goto end; | |
170 | } | |
32d862ed | 171 | |
2b40660e | 172 | /* FIXME: seed PRNG only if needed */ |
7e1b7485 | 173 | app_RAND_load_file(NULL, 0); |
0f113f3e MC |
174 | |
175 | switch (key_type) { | |
176 | case KEY_PRIVKEY: | |
7e1b7485 | 177 | pkey = load_key(keyfile, keyformat, 0, passin, e, "Private Key"); |
0f113f3e MC |
178 | break; |
179 | ||
180 | case KEY_PUBKEY: | |
7e1b7485 | 181 | pkey = load_pubkey(keyfile, keyformat, 0, NULL, e, "Public Key"); |
0f113f3e MC |
182 | break; |
183 | ||
184 | case KEY_CERT: | |
a773b52a | 185 | x = load_cert(keyfile, keyformat, "Certificate"); |
0f113f3e MC |
186 | if (x) { |
187 | pkey = X509_get_pubkey(x); | |
188 | X509_free(x); | |
189 | } | |
190 | break; | |
191 | } | |
192 | ||
2234212c | 193 | if (pkey == NULL) |
0f113f3e | 194 | return 1; |
0f113f3e MC |
195 | |
196 | rsa = EVP_PKEY_get1_RSA(pkey); | |
197 | EVP_PKEY_free(pkey); | |
198 | ||
2234212c | 199 | if (rsa == NULL) { |
0f113f3e MC |
200 | BIO_printf(bio_err, "Error getting RSA key\n"); |
201 | ERR_print_errors(bio_err); | |
202 | goto end; | |
203 | } | |
204 | ||
bdd58d98 | 205 | in = bio_open_default(infile, 'r', FORMAT_BINARY); |
7e1b7485 RS |
206 | if (in == NULL) |
207 | goto end; | |
bdd58d98 | 208 | out = bio_open_default(outfile, 'w', FORMAT_BINARY); |
7e1b7485 RS |
209 | if (out == NULL) |
210 | goto end; | |
0f113f3e MC |
211 | |
212 | keysize = RSA_size(rsa); | |
213 | ||
68dc6824 RS |
214 | rsa_in = app_malloc(keysize * 2, "hold rsa key"); |
215 | rsa_out = app_malloc(keysize, "output rsa key"); | |
0f113f3e MC |
216 | |
217 | /* Read the input data */ | |
218 | rsa_inlen = BIO_read(in, rsa_in, keysize * 2); | |
0c20802c | 219 | if (rsa_inlen < 0) { |
0f113f3e | 220 | BIO_printf(bio_err, "Error reading input Data\n"); |
7e1b7485 | 221 | goto end; |
0f113f3e MC |
222 | } |
223 | if (rev) { | |
224 | int i; | |
225 | unsigned char ctmp; | |
226 | for (i = 0; i < rsa_inlen / 2; i++) { | |
227 | ctmp = rsa_in[i]; | |
228 | rsa_in[i] = rsa_in[rsa_inlen - 1 - i]; | |
229 | rsa_in[rsa_inlen - 1 - i] = ctmp; | |
230 | } | |
231 | } | |
232 | switch (rsa_mode) { | |
233 | ||
234 | case RSA_VERIFY: | |
235 | rsa_outlen = RSA_public_decrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad); | |
236 | break; | |
237 | ||
238 | case RSA_SIGN: | |
239 | rsa_outlen = | |
240 | RSA_private_encrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad); | |
241 | break; | |
242 | ||
243 | case RSA_ENCRYPT: | |
244 | rsa_outlen = RSA_public_encrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad); | |
245 | break; | |
246 | ||
247 | case RSA_DECRYPT: | |
248 | rsa_outlen = | |
249 | RSA_private_decrypt(rsa_inlen, rsa_in, rsa_out, rsa, pad); | |
250 | break; | |
0f113f3e MC |
251 | } |
252 | ||
0c20802c | 253 | if (rsa_outlen < 0) { |
0f113f3e MC |
254 | BIO_printf(bio_err, "RSA operation error\n"); |
255 | ERR_print_errors(bio_err); | |
256 | goto end; | |
257 | } | |
258 | ret = 0; | |
259 | if (asn1parse) { | |
260 | if (!ASN1_parse_dump(out, rsa_out, rsa_outlen, 1, -1)) { | |
261 | ERR_print_errors(bio_err); | |
262 | } | |
2234212c | 263 | } else if (hexdump) { |
0f113f3e | 264 | BIO_dump(out, (char *)rsa_out, rsa_outlen); |
2234212c | 265 | } else { |
0f113f3e | 266 | BIO_write(out, rsa_out, rsa_outlen); |
2234212c | 267 | } |
0f113f3e MC |
268 | end: |
269 | RSA_free(rsa); | |
dd1abd44 | 270 | release_engine(e); |
0f113f3e MC |
271 | BIO_free(in); |
272 | BIO_free_all(out); | |
b548a1f1 RS |
273 | OPENSSL_free(rsa_in); |
274 | OPENSSL_free(rsa_out); | |
275 | OPENSSL_free(passin); | |
0f113f3e | 276 | return ret; |
bd08a2bd | 277 | } |
28967cf0 | 278 | #endif |