diff options
Diffstat (limited to 'crypto/bn/bntest.c')
-rw-r--r-- | crypto/bn/bntest.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/crypto/bn/bntest.c b/crypto/bn/bntest.c index d22c2d43d6..697d77a370 100644 --- a/crypto/bn/bntest.c +++ b/crypto/bn/bntest.c @@ -87,6 +87,8 @@ #include <openssl/x509.h> #include <openssl/err.h> +#include "../crypto/bn/bn_lcl.h" + const int num0 = 100; /* number of tests */ const int num1 = 50; /* additional tests for some functions */ const int num2 = 5; /* number of tests for slow functions */ @@ -121,6 +123,7 @@ int test_gf2m_mod_solve_quad(BIO *bp,BN_CTX *ctx); int test_kron(BIO *bp,BN_CTX *ctx); int test_sqrt(BIO *bp,BN_CTX *ctx); int test_small_prime(BIO *bp,BN_CTX *ctx); +int test_probable_prime_coprime(BIO *bp,BN_CTX *ctx); int rand_neg(void); static int results=0; @@ -270,6 +273,10 @@ int main(int argc, char *argv[]) if (!test_small_prime(out,ctx)) goto err; (void)BIO_flush(out); + message(out,"Probable prime generation with coprimes"); + if (!test_probable_prime_coprime(out,ctx)) goto err; + (void)BIO_flush(out); + #ifndef OPENSSL_NO_EC2M message(out,"BN_GF2m_add"); if (!test_gf2m_add(out)) goto err; @@ -1923,6 +1930,37 @@ err: return ret; } +int test_probable_prime_coprime(BIO *bp, BN_CTX *ctx) + { + int i, j, ret = 0; + BIGNUM r; + BN_ULONG primes[5] = { 2, 3, 5, 7, 11 }; + + BN_init(&r); + + for (i = 0; i < 1000; i++) + { + if (!bn_probable_prime_dh_coprime(&r, 1024, ctx)) goto err; + + for (j = 0; j < 5; j++) + { + if (BN_mod_word(&r, primes[j]) == 0) + { + BIO_printf(bp, "Number generated is not coprime to %ld:\n", primes[j]); + BN_print_fp(stdout, &r); + BIO_printf(bp, "\n"); + goto err; + } + } + } + + ret = 1; + +err: + BN_clear(&r); + return ret; + } + int test_lshift(BIO *bp,BN_CTX *ctx,BIGNUM *a_) { BIGNUM *a,*b,*c,*d; |