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author | marha <marha@users.sourceforge.net> | 2011-09-30 08:40:25 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2011-09-30 08:40:25 +0200 |
commit | 60adbfdea1ee754341d64454274e7aa83bae8971 (patch) | |
tree | 1b56329c88f1a881b0e7297bb4283cfbb7e39c97 /openssl/crypto/bn/bn_nist.c | |
parent | af72dcd109d7610b96863035541250997c7a172e (diff) | |
download | vcxsrv-60adbfdea1ee754341d64454274e7aa83bae8971.tar.gz vcxsrv-60adbfdea1ee754341d64454274e7aa83bae8971.tar.bz2 vcxsrv-60adbfdea1ee754341d64454274e7aa83bae8971.zip |
Upgraded to openssl-1.0.0e
Diffstat (limited to 'openssl/crypto/bn/bn_nist.c')
-rw-r--r-- | openssl/crypto/bn/bn_nist.c | 64 |
1 files changed, 36 insertions, 28 deletions
diff --git a/openssl/crypto/bn/bn_nist.c b/openssl/crypto/bn/bn_nist.c index 2ca5b0139..c6de03269 100644 --- a/openssl/crypto/bn/bn_nist.c +++ b/openssl/crypto/bn/bn_nist.c @@ -354,7 +354,7 @@ int BN_nist_mod_192(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, buf[BN_NIST_192_TOP], c_d[BN_NIST_192_TOP], *res; - size_t mask; + PTR_SIZE_INT mask; static const BIGNUM _bignum_nist_p_192_sqr = { (BN_ULONG *)_nist_p_192_sqr, sizeof(_nist_p_192_sqr)/sizeof(_nist_p_192_sqr[0]), @@ -405,9 +405,10 @@ int BN_nist_mod_192(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, * 'tmp=result-modulus; if (!carry || !borrow) result=tmp;' * this is what happens below, but without explicit if:-) a. */ - mask = 0-(size_t)bn_sub_words(c_d,r_d,_nist_p_192[0],BN_NIST_192_TOP); - mask &= 0-(size_t)carry; - res = (BN_ULONG *)(((size_t)c_d&~mask) | ((size_t)r_d&mask)); + mask = 0-(PTR_SIZE_INT)bn_sub_words(c_d,r_d,_nist_p_192[0],BN_NIST_192_TOP); + mask &= 0-(PTR_SIZE_INT)carry; + res = (BN_ULONG *) + (((PTR_SIZE_INT)c_d&~mask) | ((PTR_SIZE_INT)r_d&mask)); nist_cp_bn(r_d, res, BN_NIST_192_TOP); r->top = BN_NIST_192_TOP; bn_correct_top(r); @@ -438,8 +439,8 @@ int BN_nist_mod_224(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, buf[BN_NIST_224_TOP], c_d[BN_NIST_224_TOP], *res; - size_t mask; - union { bn_addsub_f f; size_t p; } u; + PTR_SIZE_INT mask; + union { bn_addsub_f f; PTR_SIZE_INT p; } u; static const BIGNUM _bignum_nist_p_224_sqr = { (BN_ULONG *)_nist_p_224_sqr, sizeof(_nist_p_224_sqr)/sizeof(_nist_p_224_sqr[0]), @@ -510,16 +511,18 @@ int BN_nist_mod_224(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, * to be compared to the modulus and conditionally * adjusted by *subtracting* the latter. */ carry = (int)bn_add_words(r_d,r_d,_nist_p_224[-carry-1],BN_NIST_224_TOP); - mask = 0-(size_t)carry; - u.p = ((size_t)bn_sub_words&mask) | ((size_t)bn_add_words&~mask); + mask = 0-(PTR_SIZE_INT)carry; + u.p = ((PTR_SIZE_INT)bn_sub_words&mask) | + ((PTR_SIZE_INT)bn_add_words&~mask); } else carry = 1; /* otherwise it's effectively same as in BN_nist_mod_192... */ - mask = 0-(size_t)(*u.f)(c_d,r_d,_nist_p_224[0],BN_NIST_224_TOP); - mask &= 0-(size_t)carry; - res = (BN_ULONG *)(((size_t)c_d&~mask) | ((size_t)r_d&mask)); + mask = 0-(PTR_SIZE_INT)(*u.f)(c_d,r_d,_nist_p_224[0],BN_NIST_224_TOP); + mask &= 0-(PTR_SIZE_INT)carry; + res = (BN_ULONG *)(((PTR_SIZE_INT)c_d&~mask) | + ((PTR_SIZE_INT)r_d&mask)); nist_cp_bn(r_d, res, BN_NIST_224_TOP); r->top = BN_NIST_224_TOP; bn_correct_top(r); @@ -549,8 +552,8 @@ int BN_nist_mod_256(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, buf[BN_NIST_256_TOP], c_d[BN_NIST_256_TOP], *res; - size_t mask; - union { bn_addsub_f f; size_t p; } u; + PTR_SIZE_INT mask; + union { bn_addsub_f f; PTR_SIZE_INT p; } u; static const BIGNUM _bignum_nist_p_256_sqr = { (BN_ULONG *)_nist_p_256_sqr, sizeof(_nist_p_256_sqr)/sizeof(_nist_p_256_sqr[0]), @@ -629,15 +632,17 @@ int BN_nist_mod_256(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, else if (carry < 0) { carry = (int)bn_add_words(r_d,r_d,_nist_p_256[-carry-1],BN_NIST_256_TOP); - mask = 0-(size_t)carry; - u.p = ((size_t)bn_sub_words&mask) | ((size_t)bn_add_words&~mask); + mask = 0-(PTR_SIZE_INT)carry; + u.p = ((PTR_SIZE_INT)bn_sub_words&mask) | + ((PTR_SIZE_INT)bn_add_words&~mask); } else carry = 1; - mask = 0-(size_t)(*u.f)(c_d,r_d,_nist_p_256[0],BN_NIST_256_TOP); - mask &= 0-(size_t)carry; - res = (BN_ULONG *)(((size_t)c_d&~mask) | ((size_t)r_d&mask)); + mask = 0-(PTR_SIZE_INT)(*u.f)(c_d,r_d,_nist_p_256[0],BN_NIST_256_TOP); + mask &= 0-(PTR_SIZE_INT)carry; + res = (BN_ULONG *)(((PTR_SIZE_INT)c_d&~mask) | + ((PTR_SIZE_INT)r_d&mask)); nist_cp_bn(r_d, res, BN_NIST_256_TOP); r->top = BN_NIST_256_TOP; bn_correct_top(r); @@ -671,8 +676,8 @@ int BN_nist_mod_384(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, buf[BN_NIST_384_TOP], c_d[BN_NIST_384_TOP], *res; - size_t mask; - union { bn_addsub_f f; size_t p; } u; + PTR_SIZE_INT mask; + union { bn_addsub_f f; PTR_SIZE_INT p; } u; static const BIGNUM _bignum_nist_p_384_sqr = { (BN_ULONG *)_nist_p_384_sqr, sizeof(_nist_p_384_sqr)/sizeof(_nist_p_384_sqr[0]), @@ -754,15 +759,17 @@ int BN_nist_mod_384(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, else if (carry < 0) { carry = (int)bn_add_words(r_d,r_d,_nist_p_384[-carry-1],BN_NIST_384_TOP); - mask = 0-(size_t)carry; - u.p = ((size_t)bn_sub_words&mask) | ((size_t)bn_add_words&~mask); + mask = 0-(PTR_SIZE_INT)carry; + u.p = ((PTR_SIZE_INT)bn_sub_words&mask) | + ((PTR_SIZE_INT)bn_add_words&~mask); } else carry = 1; - mask = 0-(size_t)(*u.f)(c_d,r_d,_nist_p_384[0],BN_NIST_384_TOP); - mask &= 0-(size_t)carry; - res = (BN_ULONG *)(((size_t)c_d&~mask) | ((size_t)r_d&mask)); + mask = 0-(PTR_SIZE_INT)(*u.f)(c_d,r_d,_nist_p_384[0],BN_NIST_384_TOP); + mask &= 0-(PTR_SIZE_INT)carry; + res = (BN_ULONG *)(((PTR_SIZE_INT)c_d&~mask) | + ((PTR_SIZE_INT)r_d&mask)); nist_cp_bn(r_d, res, BN_NIST_384_TOP); r->top = BN_NIST_384_TOP; bn_correct_top(r); @@ -781,7 +788,7 @@ int BN_nist_mod_521(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, BN_ULONG *r_d, *a_d = a->d, t_d[BN_NIST_521_TOP], val,tmp,*res; - size_t mask; + PTR_SIZE_INT mask; static const BIGNUM _bignum_nist_p_521_sqr = { (BN_ULONG *)_nist_p_521_sqr, sizeof(_nist_p_521_sqr)/sizeof(_nist_p_521_sqr[0]), @@ -826,8 +833,9 @@ int BN_nist_mod_521(BIGNUM *r, const BIGNUM *a, const BIGNUM *field, r_d[i] &= BN_NIST_521_TOP_MASK; bn_add_words(r_d,r_d,t_d,BN_NIST_521_TOP); - mask = 0-(size_t)bn_sub_words(t_d,r_d,_nist_p_521,BN_NIST_521_TOP); - res = (BN_ULONG *)(((size_t)t_d&~mask) | ((size_t)r_d&mask)); + mask = 0-(PTR_SIZE_INT)bn_sub_words(t_d,r_d,_nist_p_521,BN_NIST_521_TOP); + res = (BN_ULONG *)(((PTR_SIZE_INT)t_d&~mask) | + ((PTR_SIZE_INT)r_d&mask)); nist_cp_bn(r_d,res,BN_NIST_521_TOP); r->top = BN_NIST_521_TOP; bn_correct_top(r); |