1/* apps/rand.c */
2
3#include "apps.h"
4
5#include <ctype.h>
6#include <stdio.h>
7#include <string.h>
8
9#include <openssl/bio.h>
10#include <openssl/err.h>
11#include <openssl/rand.h>
12
13#undef PROG
14#define PROG rand_main
15
16/* -out file - write to file
17 * -rand file:file - PRNG seed files
18 * -base64 - encode output
19 * num - write 'num' bytes
20 */
21
22int MAIN(int, char **);
23
24int MAIN(int argc, char **argv)
25 {
26 int i, r, ret = 1;
27 int badopt;
28 char *outfile = NULL;
29 char *inrand = NULL;
30 int base64 = 0;
31 BIO *out = NULL;
32 int num = -1;
33
34 apps_startup();
35
36 if (bio_err == NULL)
37 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
38 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
39
40 badopt = 0;
41 i = 0;
42 while (!badopt && argv[++i] != NULL)
43 {
44 if (strcmp(argv[i], "-out") == 0)
45 {
46 if ((argv[i+1] != NULL) && (outfile == NULL))
47 outfile = argv[++i];
48 else
49 badopt = 1;
50 }
51 else if (strcmp(argv[i], "-rand") == 0)
52 {
53 if ((argv[i+1] != NULL) && (inrand == NULL))
54 inrand = argv[++i];
55 else
56 badopt = 1;
57 }
58 else if (strcmp(argv[i], "-base64") == 0)
59 {
60 if (!base64)
61 base64 = 1;
62 else
63 badopt = 1;
64 }
| 1/* apps/rand.c */
2
3#include "apps.h"
4
5#include <ctype.h>
6#include <stdio.h>
7#include <string.h>
8
9#include <openssl/bio.h>
10#include <openssl/err.h>
11#include <openssl/rand.h>
12
13#undef PROG
14#define PROG rand_main
15
16/* -out file - write to file
17 * -rand file:file - PRNG seed files
18 * -base64 - encode output
19 * num - write 'num' bytes
20 */
21
22int MAIN(int, char **);
23
24int MAIN(int argc, char **argv)
25 {
26 int i, r, ret = 1;
27 int badopt;
28 char *outfile = NULL;
29 char *inrand = NULL;
30 int base64 = 0;
31 BIO *out = NULL;
32 int num = -1;
33
34 apps_startup();
35
36 if (bio_err == NULL)
37 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
38 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
39
40 badopt = 0;
41 i = 0;
42 while (!badopt && argv[++i] != NULL)
43 {
44 if (strcmp(argv[i], "-out") == 0)
45 {
46 if ((argv[i+1] != NULL) && (outfile == NULL))
47 outfile = argv[++i];
48 else
49 badopt = 1;
50 }
51 else if (strcmp(argv[i], "-rand") == 0)
52 {
53 if ((argv[i+1] != NULL) && (inrand == NULL))
54 inrand = argv[++i];
55 else
56 badopt = 1;
57 }
58 else if (strcmp(argv[i], "-base64") == 0)
59 {
60 if (!base64)
61 base64 = 1;
62 else
63 badopt = 1;
64 }
|
65 else if (isdigit(argv[i][0]))
| 65 else if (isdigit((unsigned char)argv[i][0]))
|
66 {
67 if (num < 0)
68 {
69 r = sscanf(argv[i], "%d", &num);
70 if (r == 0 || num < 0)
71 badopt = 1;
72 }
73 else
74 badopt = 1;
75 }
76 else
77 badopt = 1;
78 }
79
80 if (num < 0)
81 badopt = 1;
82
83 if (badopt)
84 {
85 BIO_printf(bio_err, "Usage: rand [options] num\n");
86 BIO_printf(bio_err, "where options are\n");
87 BIO_printf(bio_err, "-out file - write to file\n");
88 BIO_printf(bio_err, "-rand file%cfile%c... - seed PRNG from files\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
89 BIO_printf(bio_err, "-base64 - encode output\n");
90 goto err;
91 }
92
93 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
94 if (inrand != NULL)
95 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
96 app_RAND_load_files(inrand));
97
98 out = BIO_new(BIO_s_file());
99 if (out == NULL)
100 goto err;
101 if (outfile != NULL)
102 r = BIO_write_filename(out, outfile);
103 else
| 66 {
67 if (num < 0)
68 {
69 r = sscanf(argv[i], "%d", &num);
70 if (r == 0 || num < 0)
71 badopt = 1;
72 }
73 else
74 badopt = 1;
75 }
76 else
77 badopt = 1;
78 }
79
80 if (num < 0)
81 badopt = 1;
82
83 if (badopt)
84 {
85 BIO_printf(bio_err, "Usage: rand [options] num\n");
86 BIO_printf(bio_err, "where options are\n");
87 BIO_printf(bio_err, "-out file - write to file\n");
88 BIO_printf(bio_err, "-rand file%cfile%c... - seed PRNG from files\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
89 BIO_printf(bio_err, "-base64 - encode output\n");
90 goto err;
91 }
92
93 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
94 if (inrand != NULL)
95 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
96 app_RAND_load_files(inrand));
97
98 out = BIO_new(BIO_s_file());
99 if (out == NULL)
100 goto err;
101 if (outfile != NULL)
102 r = BIO_write_filename(out, outfile);
103 else
|
| 104 {
|
104 r = BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
| 105 r = BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
|
| 106#ifdef VMS
107 {
108 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
109 out = BIO_push(tmpbio, out);
110 }
111#endif
112 }
|
105 if (r <= 0)
106 goto err;
107
108 if (base64)
109 {
110 BIO *b64 = BIO_new(BIO_f_base64());
111 if (b64 == NULL)
112 goto err;
113 out = BIO_push(b64, out);
114 }
115
116 while (num > 0)
117 {
118 unsigned char buf[4096];
119 int chunk;
120
121 chunk = num;
122 if (chunk > sizeof buf)
123 chunk = sizeof buf;
124 r = RAND_bytes(buf, chunk);
125 if (r <= 0)
126 goto err;
127 BIO_write(out, buf, chunk);
128 num -= chunk;
129 }
130 BIO_flush(out);
131
132 app_RAND_write_file(NULL, bio_err);
133 ret = 0;
134
135err:
136 ERR_print_errors(bio_err);
137 if (out)
138 BIO_free_all(out);
139 EXIT(ret);
140 }
| 113 if (r <= 0)
114 goto err;
115
116 if (base64)
117 {
118 BIO *b64 = BIO_new(BIO_f_base64());
119 if (b64 == NULL)
120 goto err;
121 out = BIO_push(b64, out);
122 }
123
124 while (num > 0)
125 {
126 unsigned char buf[4096];
127 int chunk;
128
129 chunk = num;
130 if (chunk > sizeof buf)
131 chunk = sizeof buf;
132 r = RAND_bytes(buf, chunk);
133 if (r <= 0)
134 goto err;
135 BIO_write(out, buf, chunk);
136 num -= chunk;
137 }
138 BIO_flush(out);
139
140 app_RAND_write_file(NULL, bio_err);
141 ret = 0;
142
143err:
144 ERR_print_errors(bio_err);
145 if (out)
146 BIO_free_all(out);
147 EXIT(ret);
148 }
|