diff options
Diffstat (limited to 'apps/rand.c')
| -rw-r--r-- | apps/rand.c | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/apps/rand.c b/apps/rand.c index c3b26c466d9e..44a1d46a03cd 100644 --- a/apps/rand.c +++ b/apps/rand.c @@ -68,7 +68,8 @@ /* -out file - write to file * -rand file:file - PRNG seed files - * -base64 - encode output + * -base64 - base64 encode output + * -hex - hex encode output * num - write 'num' bytes */ @@ -84,6 +85,7 @@ int MAIN(int argc, char **argv) char *outfile = NULL; char *inrand = NULL; int base64 = 0; + int hex = 0; BIO *out = NULL; int num = -1; #ifndef OPENSSL_NO_ENGINE @@ -133,6 +135,13 @@ int MAIN(int argc, char **argv) else badopt = 1; } + else if (strcmp(argv[i], "-hex") == 0) + { + if (!hex) + hex = 1; + else + badopt = 1; + } else if (isdigit((unsigned char)argv[i][0])) { if (num < 0) @@ -148,6 +157,9 @@ int MAIN(int argc, char **argv) badopt = 1; } + if (hex && base64) + badopt = 1; + if (num < 0) badopt = 1; @@ -160,7 +172,8 @@ int MAIN(int argc, char **argv) BIO_printf(bio_err, "-engine e - use engine e, possibly a hardware device.\n"); #endif 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"); + BIO_printf(bio_err, "-base64 - base64 encode output\n"); + BIO_printf(bio_err, "-hex - hex encode output\n"); goto err; } @@ -210,9 +223,17 @@ int MAIN(int argc, char **argv) r = RAND_bytes(buf, chunk); if (r <= 0) goto err; - BIO_write(out, buf, chunk); + if (!hex) + BIO_write(out, buf, chunk); + else + { + for (i = 0; i < chunk; i++) + BIO_printf(out, "%02x", buf[i]); + } num -= chunk; } + if (hex) + BIO_puts(out, "\n"); (void)BIO_flush(out); app_RAND_write_file(NULL, bio_err); |