diff options
Diffstat (limited to 'crypto/bn/expspeed.c')
-rw-r--r-- | crypto/bn/expspeed.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/crypto/bn/expspeed.c b/crypto/bn/expspeed.c index c55347e297..fead8e6036 100644 --- a/crypto/bn/expspeed.c +++ b/crypto/bn/expspeed.c @@ -64,15 +64,18 @@ #define NUM_START 0 -/* determine timings for modexp, gcd, or modular inverse */ +/* determine timings for modexp, modmul, modsqr, gcd, Kronecker symbol, + * modular inverse, or modular square roots */ #define TEST_EXP +#undef TEST_MUL +#undef TEST_SQR #undef TEST_GCD #undef TEST_KRON #undef TEST_INV #undef TEST_SQRT #define P_MOD_64 9 /* least significant 6 bits for prime to be used for BN_sqrt timings */ -#if defined(TEST_EXP) + defined(TEST_GCD) + defined(TEST_KRON) + defined(TEST_INV) +defined(TEST_SQRT) != 1 +#if defined(TEST_EXP) + defined(TEST_MUL) + defined(TEST_SQR) + defined(TEST_GCD) + defined(TEST_KRON) + defined(TEST_INV) +defined(TEST_SQRT) != 1 # error "choose one test" #endif @@ -270,6 +273,21 @@ void do_mul_exp(BIGNUM *r, BIGNUM *a, BIGNUM *b, BIGNUM *c, BN_CTX *ctx) #if defined(TEST_EXP) if (!BN_mod_exp(r,a,b,c,ctx)) goto err; +#elif defined(TEST_MUL) + { + int i = 0; + for (i = 0; i < 50; i++) + if (!BN_mod_mul(r,a,b,c,ctx)) goto err; + } +#elif defined(TEST_SQR) + { + int i = 0; + for (i = 0; i < 50; i++) + { + if (!BN_mod_sqr(r,a,c,ctx)) goto err; + if (!BN_mod_sqr(r,b,c,ctx)) goto err; + } + } #elif defined(TEST_GCD) if (!BN_gcd(r,a,b,ctx)) goto err; if (!BN_gcd(r,b,c,ctx)) goto err; @@ -290,6 +308,10 @@ void do_mul_exp(BIGNUM *r, BIGNUM *a, BIGNUM *b, BIGNUM *c, BN_CTX *ctx) printf( #if defined(TEST_EXP) "modexp %4d ^ %4d %% %4d" +#elif defined(TEST_MUL) + "50*modmul %4d %4d %4d" +#elif defined(TEST_SQR) + "100*modsqr %4d %4d %4d" #elif defined(TEST_GCD) "3*gcd %4d %4d %4d" #elif defined(TEST_KRON) |