diff options
Diffstat (limited to 'deps/openssl/openssl/apps/dsaparam.c')
| -rw-r--r-- | deps/openssl/openssl/apps/dsaparam.c | 105 |
1 files changed, 22 insertions, 83 deletions
diff --git a/deps/openssl/openssl/apps/dsaparam.c b/deps/openssl/openssl/apps/dsaparam.c index 20891cf3dd..b227b76a37 100644 --- a/deps/openssl/openssl/apps/dsaparam.c +++ b/deps/openssl/openssl/apps/dsaparam.c @@ -17,6 +17,7 @@ NON_EMPTY_TRANSLATION_UNIT # include <time.h> # include <string.h> # include "apps.h" +# include "progs.h" # include <openssl/bio.h> # include <openssl/err.h> # include <openssl/bn.h> @@ -24,27 +25,15 @@ NON_EMPTY_TRANSLATION_UNIT # include <openssl/x509.h> # include <openssl/pem.h> -# ifdef GENCB_TEST - -static int stop_keygen_flag = 0; - -static void timebomb_sigalarm(int foo) -{ - stop_keygen_flag = 1; -} - -# endif - static int dsa_cb(int p, int n, BN_GENCB *cb); typedef enum OPTION_choice { OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_TEXT, OPT_C, - OPT_NOOUT, OPT_GENKEY, OPT_RAND, OPT_ENGINE, - OPT_TIMEBOMB + OPT_NOOUT, OPT_GENKEY, OPT_ENGINE, OPT_R_ENUM } OPTION_CHOICE; -OPTIONS dsaparam_options[] = { +const OPTIONS dsaparam_options[] = { {"help", OPT_HELP, '-', "Display this summary"}, {"inform", OPT_INFORM, 'F', "Input format - DER or PEM"}, {"in", OPT_IN, '<', "Input file"}, @@ -54,10 +43,7 @@ OPTIONS dsaparam_options[] = { {"C", OPT_C, '-', "Output C code"}, {"noout", OPT_NOOUT, '-', "No output"}, {"genkey", OPT_GENKEY, '-', "Generate a DSA key"}, - {"rand", OPT_RAND, 's', "Files to use for random number input"}, -# ifdef GENCB_TEST - {"timebomb", OPT_TIMEBOMB, 'p', "Interrupt keygen after 'pnum' seconds"}, -# endif + OPT_R_OPTIONS, # ifndef OPENSSL_NO_ENGINE {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"}, # endif @@ -70,13 +56,10 @@ int dsaparam_main(int argc, char **argv) DSA *dsa = NULL; BIO *in = NULL, *out = NULL; BN_GENCB *cb = NULL; - int numbits = -1, num = 0, genkey = 0, need_rand = 0; + int numbits = -1, num = 0, genkey = 0; int informat = FORMAT_PEM, outformat = FORMAT_PEM, noout = 0, C = 0; int ret = 1, i, text = 0, private = 0; -# ifdef GENCB_TEST - int timebomb = 0; -# endif - char *infile = NULL, *outfile = NULL, *prog, *inrand = NULL; + char *infile = NULL, *outfile = NULL, *prog; OPTION_CHOICE o; prog = opt_init(argc, argv, dsaparam_options); @@ -108,11 +91,6 @@ int dsaparam_main(int argc, char **argv) case OPT_ENGINE: e = setup_engine(opt_arg(), 0); break; - case OPT_TIMEBOMB: -# ifdef GENCB_TEST - timebomb = atoi(opt_arg()); - break; -# endif case OPT_TEXT: text = 1; break; @@ -120,11 +98,11 @@ int dsaparam_main(int argc, char **argv) C = 1; break; case OPT_GENKEY: - genkey = need_rand = 1; + genkey = 1; break; - case OPT_RAND: - inrand = opt_arg(); - need_rand = 1; + case OPT_R_CASES: + if (!opt_rand(o)) + goto end; break; case OPT_NOOUT: noout = 1; @@ -139,7 +117,6 @@ int dsaparam_main(int argc, char **argv) goto end; /* generate a key */ numbits = num; - need_rand = 1; } private = genkey ? 1 : 0; @@ -150,21 +127,19 @@ int dsaparam_main(int argc, char **argv) if (out == NULL) goto end; - if (need_rand) { - app_RAND_load_file(NULL, (inrand != NULL)); - if (inrand != NULL) - BIO_printf(bio_err, "%ld semi-random bytes loaded\n", - app_RAND_load_files(inrand)); - } - if (numbits > 0) { + if (numbits > OPENSSL_DSA_MAX_MODULUS_BITS) + BIO_printf(bio_err, + "Warning: It is not recommended to use more than %d bit for DSA keys.\n" + " Your key size is %d! Larger key size may behave not as expected.\n", + OPENSSL_DSA_MAX_MODULUS_BITS, numbits); + cb = BN_GENCB_new(); if (cb == NULL) { BIO_printf(bio_err, "Error allocating BN_GENCB object\n"); goto end; } BN_GENCB_set(cb, dsa_cb, bio_err); - assert(need_rand); dsa = DSA_new(); if (dsa == NULL) { BIO_printf(bio_err, "Error allocating DSA object\n"); @@ -173,38 +148,16 @@ int dsaparam_main(int argc, char **argv) BIO_printf(bio_err, "Generating DSA parameters, %d bit long prime\n", num); BIO_printf(bio_err, "This could take some time\n"); -# ifdef GENCB_TEST - if (timebomb > 0) { - struct sigaction act; - act.sa_handler = timebomb_sigalarm; - act.sa_flags = 0; - BIO_printf(bio_err, - "(though I'll stop it if not done within %d secs)\n", - timebomb); - if (sigaction(SIGALRM, &act, NULL) != 0) { - BIO_printf(bio_err, "Error, couldn't set SIGALRM handler\n"); - goto end; - } - alarm(timebomb); - } -# endif if (!DSA_generate_parameters_ex(dsa, num, NULL, 0, NULL, NULL, cb)) { -# ifdef GENCB_TEST - if (stop_keygen_flag) { - BIO_printf(bio_err, "DSA key generation time-stopped\n"); - /* This is an asked-for behaviour! */ - ret = 0; - goto end; - } -# endif ERR_print_errors(bio_err); BIO_printf(bio_err, "Error, DSA key generation failed\n"); goto end; } - } else if (informat == FORMAT_ASN1) + } else if (informat == FORMAT_ASN1) { dsa = d2i_DSAparams_bio(in, NULL); - else + } else { dsa = PEM_read_bio_DSAparams(in, NULL, NULL, NULL); + } if (dsa == NULL) { BIO_printf(bio_err, "unable to load DSA parameters\n"); ERR_print_errors(bio_err); @@ -268,7 +221,6 @@ int dsaparam_main(int argc, char **argv) if (genkey) { DSA *dsakey; - assert(need_rand); if ((dsakey = DSAparams_dup(dsa)) == NULL) goto end; if (!DSA_generate_key(dsakey)) { @@ -284,8 +236,6 @@ int dsaparam_main(int argc, char **argv) NULL); DSA_free(dsakey); } - if (need_rand) - app_RAND_write_file(NULL); ret = 0; end: BN_GENCB_free(cb); @@ -293,27 +243,16 @@ int dsaparam_main(int argc, char **argv) BIO_free_all(out); DSA_free(dsa); release_engine(e); - return (ret); + return ret; } static int dsa_cb(int p, int n, BN_GENCB *cb) { - char c = '*'; + static const char symbols[] = ".+*\n"; + char c = (p >= 0 && (size_t)p < sizeof(symbols) - 1) ? symbols[p] : '?'; - if (p == 0) - c = '.'; - if (p == 1) - c = '+'; - if (p == 2) - c = '*'; - if (p == 3) - c = '\n'; BIO_write(BN_GENCB_get_arg(cb), &c, 1); (void)BIO_flush(BN_GENCB_get_arg(cb)); -# ifdef GENCB_TEST - if (stop_keygen_flag) - return 0; -# endif return 1; } #endif |