diff options
Diffstat (limited to 'apps/rand.c')
| -rw-r--r-- | apps/rand.c | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/apps/rand.c b/apps/rand.c deleted file mode 100644 index 6add7bbd6c..0000000000 --- a/apps/rand.c +++ /dev/null @@ -1,177 +0,0 @@ -/* apps/rand.c */ - -#include "apps.h" - -#include <ctype.h> -#include <stdio.h> -#include <string.h> - -#include <openssl/bio.h> -#include <openssl/err.h> -#include <openssl/rand.h> -#include <openssl/engine.h> - -#undef PROG -#define PROG rand_main - -/* -out file - write to file - * -rand file:file - PRNG seed files - * -base64 - encode output - * num - write 'num' bytes - */ - -int MAIN(int, char **); - -int MAIN(int argc, char **argv) - { - ENGINE *e = NULL; - int i, r, ret = 1; - int badopt; - char *outfile = NULL; - char *inrand = NULL; - int base64 = 0; - BIO *out = NULL; - int num = -1; - char *engine=NULL; - - apps_startup(); - - if (bio_err == NULL) - if ((bio_err = BIO_new(BIO_s_file())) != NULL) - BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT); - - badopt = 0; - i = 0; - while (!badopt && argv[++i] != NULL) - { - if (strcmp(argv[i], "-out") == 0) - { - if ((argv[i+1] != NULL) && (outfile == NULL)) - outfile = argv[++i]; - else - badopt = 1; - } - if (strcmp(argv[i], "-engine") == 0) - { - if ((argv[i+1] != NULL) && (engine == NULL)) - engine = argv[++i]; - else - badopt = 1; - } - else if (strcmp(argv[i], "-rand") == 0) - { - if ((argv[i+1] != NULL) && (inrand == NULL)) - inrand = argv[++i]; - else - badopt = 1; - } - else if (strcmp(argv[i], "-base64") == 0) - { - if (!base64) - base64 = 1; - else - badopt = 1; - } - else if (isdigit((unsigned char)argv[i][0])) - { - if (num < 0) - { - r = sscanf(argv[i], "%d", &num); - if (r == 0 || num < 0) - badopt = 1; - } - else - badopt = 1; - } - else - badopt = 1; - } - - if (num < 0) - badopt = 1; - - if (badopt) - { - BIO_printf(bio_err, "Usage: rand [options] num\n"); - BIO_printf(bio_err, "where options are\n"); - BIO_printf(bio_err, "-out file - write to file\n"); - BIO_printf(bio_err," -engine e - use engine e, possibly a hardware device.\n"); - BIO_printf(bio_err, "-rand file%cfile%c... - seed PRNG from files\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); - BIO_printf(bio_err, "-base64 - encode output\n"); - goto err; - } - - if (engine != NULL) - { - if((e = ENGINE_by_id(engine)) == NULL) - { - BIO_printf(bio_err,"invalid engine \"%s\"\n", - engine); - goto err; - } - if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) - { - BIO_printf(bio_err,"can't use that engine\n"); - goto err; - } - BIO_printf(bio_err,"engine \"%s\" set.\n", engine); - /* Free our "structural" reference. */ - ENGINE_free(e); - } - - app_RAND_load_file(NULL, bio_err, (inrand != NULL)); - if (inrand != NULL) - BIO_printf(bio_err,"%ld semi-random bytes loaded\n", - app_RAND_load_files(inrand)); - - out = BIO_new(BIO_s_file()); - if (out == NULL) - goto err; - if (outfile != NULL) - r = BIO_write_filename(out, outfile); - else - { - r = BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT); -#ifdef VMS - { - BIO *tmpbio = BIO_new(BIO_f_linebuffer()); - out = BIO_push(tmpbio, out); - } -#endif - } - if (r <= 0) - goto err; - - if (base64) - { - BIO *b64 = BIO_new(BIO_f_base64()); - if (b64 == NULL) - goto err; - out = BIO_push(b64, out); - } - - while (num > 0) - { - unsigned char buf[4096]; - int chunk; - - chunk = num; - if (chunk > sizeof buf) - chunk = sizeof buf; - r = RAND_bytes(buf, chunk); - if (r <= 0) - goto err; - BIO_write(out, buf, chunk); - num -= chunk; - } - BIO_flush(out); - - app_RAND_write_file(NULL, bio_err); - ret = 0; - -err: - ERR_print_errors(bio_err); - if (out) - BIO_free_all(out); - EXIT(ret); - } |