diff options
Diffstat (limited to 'src/lib/libssl/src/apps/gendsa.c')
-rw-r--r-- | src/lib/libssl/src/apps/gendsa.c | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/lib/libssl/src/apps/gendsa.c b/src/lib/libssl/src/apps/gendsa.c new file mode 100644 index 0000000000..e0e5afa400 --- /dev/null +++ b/src/lib/libssl/src/apps/gendsa.c | |||
@@ -0,0 +1,220 @@ | |||
1 | /* apps/gendsa.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 "dsa.h" | ||
69 | #include "x509.h" | ||
70 | #include "pem.h" | ||
71 | |||
72 | #define DEFBITS 512 | ||
73 | #undef PROG | ||
74 | #define PROG gendsa_main | ||
75 | |||
76 | #ifndef NOPROTO | ||
77 | static long dsa_load_rand(char *names); | ||
78 | #else | ||
79 | static long dsa_load_rand(); | ||
80 | #endif | ||
81 | |||
82 | int MAIN(argc, argv) | ||
83 | int argc; | ||
84 | char **argv; | ||
85 | { | ||
86 | char buffer[200]; | ||
87 | DSA *dsa=NULL; | ||
88 | int ret=1,num=DEFBITS; | ||
89 | char *outfile=NULL; | ||
90 | char *inrand=NULL,*randfile,*dsaparams=NULL; | ||
91 | BIO *out=NULL,*in=NULL; | ||
92 | |||
93 | apps_startup(); | ||
94 | |||
95 | if (bio_err == NULL) | ||
96 | if ((bio_err=BIO_new(BIO_s_file())) != NULL) | ||
97 | BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); | ||
98 | |||
99 | argv++; | ||
100 | argc--; | ||
101 | for (;;) | ||
102 | { | ||
103 | if (argc <= 0) break; | ||
104 | if (strcmp(*argv,"-out") == 0) | ||
105 | { | ||
106 | if (--argc < 1) goto bad; | ||
107 | outfile= *(++argv); | ||
108 | } | ||
109 | else if (strcmp(*argv,"-rand") == 0) | ||
110 | { | ||
111 | if (--argc < 1) goto bad; | ||
112 | inrand= *(++argv); | ||
113 | } | ||
114 | else if (strcmp(*argv,"-") == 0) | ||
115 | goto bad; | ||
116 | else if (dsaparams == NULL) | ||
117 | { | ||
118 | dsaparams= *argv; | ||
119 | } | ||
120 | else | ||
121 | goto bad; | ||
122 | argv++; | ||
123 | argc--; | ||
124 | } | ||
125 | |||
126 | if (dsaparams == NULL) | ||
127 | { | ||
128 | bad: | ||
129 | BIO_printf(bio_err,"usage: gendsa [args] [numbits]\n"); | ||
130 | BIO_printf(bio_err," -out file - output the key to 'file\n"); | ||
131 | BIO_printf(bio_err," -rand file:file:...\n"); | ||
132 | BIO_printf(bio_err," - load the file (or the files in the directory) into\n"); | ||
133 | BIO_printf(bio_err," the random number generator\n"); | ||
134 | goto end; | ||
135 | } | ||
136 | |||
137 | in=BIO_new(BIO_s_file()); | ||
138 | if (!(BIO_read_filename(in,"dsaparams"))) | ||
139 | { | ||
140 | perror(dsaparams); | ||
141 | goto end; | ||
142 | } | ||
143 | |||
144 | if ((dsa=PEM_read_bio_DSAparams(in,NULL,NULL)) == NULL) | ||
145 | { | ||
146 | BIO_printf(bio_err,"unable to load DSA parameter file\n"); | ||
147 | goto end; | ||
148 | } | ||
149 | BIO_free(in); | ||
150 | |||
151 | out=BIO_new(BIO_s_file()); | ||
152 | if (out == NULL) goto end; | ||
153 | |||
154 | if (outfile == NULL) | ||
155 | BIO_set_fp(out,stdout,BIO_NOCLOSE); | ||
156 | else | ||
157 | { | ||
158 | if (BIO_write_filename(out,outfile) <= 0) | ||
159 | { | ||
160 | perror(outfile); | ||
161 | goto end; | ||
162 | } | ||
163 | } | ||
164 | |||
165 | randfile=RAND_file_name(buffer,200); | ||
166 | if ((randfile == NULL)|| !RAND_load_file(randfile,1024L*1024L)) | ||
167 | BIO_printf(bio_err,"unable to load 'random state'\n"); | ||
168 | |||
169 | if (inrand == NULL) | ||
170 | BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); | ||
171 | else | ||
172 | { | ||
173 | BIO_printf(bio_err,"%ld semi-random bytes loaded\n", | ||
174 | dsa_load_rand(inrand)); | ||
175 | } | ||
176 | |||
177 | BIO_printf(bio_err,"Generating DSA parameters, %d bit long prime\n",num); | ||
178 | BIO_printf(bio_err,"This could take some time\n"); | ||
179 | if (!DSA_generate_key(dsa)) goto end; | ||
180 | |||
181 | if (randfile == NULL) | ||
182 | BIO_printf(bio_err,"unable to write 'random state'\n"); | ||
183 | else | ||
184 | RAND_write_file(randfile); | ||
185 | |||
186 | if (!PEM_write_bio_DSAPrivateKey(out,dsa,EVP_des_ede3_cbc(),NULL,0,NULL)) | ||
187 | goto end; | ||
188 | ret=0; | ||
189 | end: | ||
190 | if (ret != 0) | ||
191 | ERR_print_errors(bio_err); | ||
192 | if (out != NULL) BIO_free(out); | ||
193 | if (dsa != NULL) DSA_free(dsa); | ||
194 | EXIT(ret); | ||
195 | } | ||
196 | |||
197 | static long dsa_load_rand(name) | ||
198 | char *name; | ||
199 | { | ||
200 | char *p,*n; | ||
201 | int last; | ||
202 | long tot=0; | ||
203 | |||
204 | for (;;) | ||
205 | { | ||
206 | last=0; | ||
207 | for (p=name; ((*p != '\0') && (*p != LIST_SEPARATOR_CHAR)); p++); | ||
208 | if (*p == '\0') last=1; | ||
209 | *p='\0'; | ||
210 | n=name; | ||
211 | name=p+1; | ||
212 | if (*n == '\0') break; | ||
213 | |||
214 | tot+=RAND_load_file(n,1); | ||
215 | if (last) break; | ||
216 | } | ||
217 | return(tot); | ||
218 | } | ||
219 | |||
220 | |||