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Diffstat (limited to 'src/lib/libssl/src/apps/genrsa.c')
-rw-r--r-- | src/lib/libssl/src/apps/genrsa.c | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/src/lib/libssl/src/apps/genrsa.c b/src/lib/libssl/src/apps/genrsa.c new file mode 100644 index 0000000000..cdba6189ad --- /dev/null +++ b/src/lib/libssl/src/apps/genrsa.c | |||
@@ -0,0 +1,278 @@ | |||
1 | /* apps/genrsa.c */ | ||
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
3 | * All rights reserved. | ||
4 | * | ||
5 | * This package is an SSL implementation written | ||
6 | * by Eric Young (eay@cryptsoft.com). | ||
7 | * The implementation was written so as to conform with Netscapes SSL. | ||
8 | * | ||
9 | * This library is free for commercial and non-commercial use as long as | ||
10 | * the following conditions are aheared to. The following conditions | ||
11 | * apply to all code found in this distribution, be it the RC4, RSA, | ||
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | ||
13 | * included with this distribution is covered by the same copyright terms | ||
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | ||
15 | * | ||
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | ||
17 | * the code are not to be removed. | ||
18 | * If this package is used in a product, Eric Young should be given attribution | ||
19 | * as the author of the parts of the library used. | ||
20 | * This can be in the form of a textual message at program startup or | ||
21 | * in documentation (online or textual) provided with the package. | ||
22 | * | ||
23 | * Redistribution and use in source and binary forms, with or without | ||
24 | * modification, are permitted provided that the following conditions | ||
25 | * are met: | ||
26 | * 1. Redistributions of source code must retain the copyright | ||
27 | * notice, this list of conditions and the following disclaimer. | ||
28 | * 2. Redistributions in binary form must reproduce the above copyright | ||
29 | * notice, this list of conditions and the following disclaimer in the | ||
30 | * documentation and/or other materials provided with the distribution. | ||
31 | * 3. All advertising materials mentioning features or use of this software | ||
32 | * must display the following acknowledgement: | ||
33 | * "This product includes cryptographic software written by | ||
34 | * Eric Young (eay@cryptsoft.com)" | ||
35 | * The word 'cryptographic' can be left out if the rouines from the library | ||
36 | * being used are not cryptographic related :-). | ||
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | ||
38 | * the apps directory (application code) you must include an acknowledgement: | ||
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | ||
40 | * | ||
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | ||
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
51 | * SUCH DAMAGE. | ||
52 | * | ||
53 | * The licence and distribution terms for any publically available version or | ||
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | ||
55 | * copied and put under another distribution licence | ||
56 | * [including the GNU Public Licence.] | ||
57 | */ | ||
58 | |||
59 | #include <stdio.h> | ||
60 | #include <string.h> | ||
61 | #include <sys/types.h> | ||
62 | #include <sys/stat.h> | ||
63 | #include "apps.h" | ||
64 | #include "bio.h" | ||
65 | #include "rand.h" | ||
66 | #include "err.h" | ||
67 | #include "bn.h" | ||
68 | #include "rsa.h" | ||
69 | #include "evp.h" | ||
70 | #include "x509.h" | ||
71 | #include "pem.h" | ||
72 | |||
73 | #define DEFBITS 512 | ||
74 | #undef PROG | ||
75 | #define PROG genrsa_main | ||
76 | |||
77 | #ifndef NOPROTO | ||
78 | static void MS_CALLBACK genrsa_cb(int p, int n, char *arg); | ||
79 | static long gr_load_rand(char *names); | ||
80 | #else | ||
81 | static void MS_CALLBACK genrsa_cb(); | ||
82 | static long gr_load_rand(); | ||
83 | #endif | ||
84 | |||
85 | int MAIN(argc, argv) | ||
86 | int argc; | ||
87 | char **argv; | ||
88 | { | ||
89 | int ret=1; | ||
90 | char buffer[200]; | ||
91 | RSA *rsa=NULL; | ||
92 | int i,num=DEFBITS; | ||
93 | long rnum=0,l; | ||
94 | EVP_CIPHER *enc=NULL; | ||
95 | unsigned long f4=RSA_F4; | ||
96 | char *outfile=NULL; | ||
97 | char *inrand=NULL,*randfile; | ||
98 | BIO *out=NULL; | ||
99 | |||
100 | apps_startup(); | ||
101 | |||
102 | if (bio_err == NULL) | ||
103 | if ((bio_err=BIO_new(BIO_s_file())) != NULL) | ||
104 | BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); | ||
105 | if ((out=BIO_new(BIO_s_file())) == NULL) | ||
106 | { | ||
107 | BIO_printf(bio_err,"unable to creat BIO for output\n"); | ||
108 | goto err; | ||
109 | } | ||
110 | |||
111 | argv++; | ||
112 | argc--; | ||
113 | for (;;) | ||
114 | { | ||
115 | if (argc <= 0) break; | ||
116 | if (strcmp(*argv,"-out") == 0) | ||
117 | { | ||
118 | if (--argc < 1) goto bad; | ||
119 | outfile= *(++argv); | ||
120 | } | ||
121 | else if (strcmp(*argv,"-3") == 0) | ||
122 | f4=3; | ||
123 | else if (strcmp(*argv,"-F4") == 0) | ||
124 | f4=RSA_F4; | ||
125 | else if (strcmp(*argv,"-rand") == 0) | ||
126 | { | ||
127 | if (--argc < 1) goto bad; | ||
128 | inrand= *(++argv); | ||
129 | } | ||
130 | #ifndef NO_DES | ||
131 | else if (strcmp(*argv,"-des") == 0) | ||
132 | enc=EVP_des_cbc(); | ||
133 | else if (strcmp(*argv,"-des3") == 0) | ||
134 | enc=EVP_des_ede3_cbc(); | ||
135 | #endif | ||
136 | #ifndef NO_IDEA | ||
137 | else if (strcmp(*argv,"-idea") == 0) | ||
138 | enc=EVP_idea_cbc(); | ||
139 | #endif | ||
140 | else | ||
141 | break; | ||
142 | argv++; | ||
143 | argc--; | ||
144 | } | ||
145 | if ((argc >= 1) && ((sscanf(*argv,"%d",&num) == 0) || (num < 0))) | ||
146 | { | ||
147 | bad: | ||
148 | BIO_printf(bio_err,"usage: genrsa [args] [numbits]\n"); | ||
149 | BIO_printf(bio_err," -des - encrypt the generated key with DES in cbc mode\n"); | ||
150 | BIO_printf(bio_err," -des3 - encrypt the generated key with DES in ede cbc mode (168 bit key)\n"); | ||
151 | #ifndef NO_IDEA | ||
152 | BIO_printf(bio_err," -idea - encrypt the generated key with IDEA in cbc mode\n"); | ||
153 | #endif | ||
154 | BIO_printf(bio_err," -out file - output the key to 'file\n"); | ||
155 | BIO_printf(bio_err," -f4 - use F4 (0x10001) for the E value\n"); | ||
156 | BIO_printf(bio_err," -3 - use 3 for the E value\n"); | ||
157 | BIO_printf(bio_err," -rand file:file:...\n"); | ||
158 | BIO_printf(bio_err," - load the file (or the files in the directory) into\n"); | ||
159 | BIO_printf(bio_err," the random number generator\n"); | ||
160 | goto err; | ||
161 | } | ||
162 | |||
163 | ERR_load_crypto_strings(); | ||
164 | if (outfile == NULL) | ||
165 | BIO_set_fp(out,stdout,BIO_NOCLOSE); | ||
166 | else | ||
167 | { | ||
168 | if (BIO_write_filename(out,outfile) <= 0) | ||
169 | { | ||
170 | perror(outfile); | ||
171 | goto err; | ||
172 | } | ||
173 | } | ||
174 | |||
175 | #ifdef WINDOWS | ||
176 | BIO_printf(bio_err,"Loading 'screen' into random state -"); | ||
177 | BIO_flush(bio_err); | ||
178 | RAND_screen(); | ||
179 | BIO_printf(bio_err," done\n"); | ||
180 | #endif | ||
181 | randfile=RAND_file_name(buffer,200); | ||
182 | if ((randfile == NULL) || | ||
183 | !(rnum=(long)RAND_load_file(randfile,1024L*1024L))) | ||
184 | { | ||
185 | BIO_printf(bio_err,"unable to load 'random state'\n"); | ||
186 | } | ||
187 | |||
188 | if (inrand == NULL) | ||
189 | { | ||
190 | if (rnum == 0) | ||
191 | { | ||
192 | BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); | ||
193 | } | ||
194 | } | ||
195 | else | ||
196 | { | ||
197 | rnum+=gr_load_rand(inrand); | ||
198 | } | ||
199 | if (rnum != 0) | ||
200 | BIO_printf(bio_err,"%ld semi-random bytes loaded\n",rnum); | ||
201 | |||
202 | BIO_printf(bio_err,"Generating RSA private key, %d bit long modulus\n", | ||
203 | num); | ||
204 | rsa=RSA_generate_key(num,f4,genrsa_cb,(char *)bio_err); | ||
205 | |||
206 | if (randfile == NULL) | ||
207 | BIO_printf(bio_err,"unable to write 'random state'\n"); | ||
208 | else | ||
209 | RAND_write_file(randfile); | ||
210 | |||
211 | if (rsa == NULL) goto err; | ||
212 | |||
213 | /* We need to do the folloing for when the base number size is < | ||
214 | * long, esp windows 3.1 :-(. */ | ||
215 | l=0L; | ||
216 | for (i=0; i<rsa->e->top; i++) | ||
217 | { | ||
218 | #ifndef SIXTY_FOUR_BIT | ||
219 | l<<=BN_BITS4; | ||
220 | l<<=BN_BITS4; | ||
221 | #endif | ||
222 | l+=rsa->e->d[i]; | ||
223 | } | ||
224 | BIO_printf(bio_err,"e is %ld (0x%lX)\n",l,l); | ||
225 | if (!PEM_write_bio_RSAPrivateKey(out,rsa,enc,NULL,0,NULL)) | ||
226 | goto err; | ||
227 | |||
228 | ret=0; | ||
229 | err: | ||
230 | if (rsa != NULL) RSA_free(rsa); | ||
231 | if (out != NULL) BIO_free(out); | ||
232 | if (ret != 0) | ||
233 | ERR_print_errors(bio_err); | ||
234 | EXIT(ret); | ||
235 | } | ||
236 | |||
237 | static void MS_CALLBACK genrsa_cb(p, n, arg) | ||
238 | int p; | ||
239 | int n; | ||
240 | char *arg; | ||
241 | { | ||
242 | char c='*'; | ||
243 | |||
244 | if (p == 0) c='.'; | ||
245 | if (p == 1) c='+'; | ||
246 | if (p == 2) c='*'; | ||
247 | if (p == 3) c='\n'; | ||
248 | BIO_write((BIO *)arg,&c,1); | ||
249 | BIO_flush((BIO *)arg); | ||
250 | #ifdef LINT | ||
251 | p=n; | ||
252 | #endif | ||
253 | } | ||
254 | |||
255 | static long gr_load_rand(name) | ||
256 | char *name; | ||
257 | { | ||
258 | char *p,*n; | ||
259 | int last; | ||
260 | long tot=0; | ||
261 | |||
262 | for (;;) | ||
263 | { | ||
264 | last=0; | ||
265 | for (p=name; ((*p != '\0') && (*p != LIST_SEPARATOR_CHAR)); p++); | ||
266 | if (*p == '\0') last=1; | ||
267 | *p='\0'; | ||
268 | n=name; | ||
269 | name=p+1; | ||
270 | if (*n == '\0') break; | ||
271 | |||
272 | tot+=RAND_load_file(n,1024L*1024L); | ||
273 | if (last) break; | ||
274 | } | ||
275 | return(tot); | ||
276 | } | ||
277 | |||
278 | |||