diff options
Diffstat (limited to 'crypto/bn/bn_lib.c')
| -rw-r--r-- | crypto/bn/bn_lib.c | 60 |
1 files changed, 14 insertions, 46 deletions
diff --git a/crypto/bn/bn_lib.c b/crypto/bn/bn_lib.c index bbefd80309..5470fbe6ef 100644 --- a/crypto/bn/bn_lib.c +++ b/crypto/bn/bn_lib.c @@ -67,7 +67,7 @@ #include "cryptlib.h" #include "bn_lcl.h" -const char *BN_version="Big Number" OPENSSL_VERSION_PTEXT; +const char BN_version[]="Big Number" OPENSSL_VERSION_PTEXT; /* This stuff appears to be completely unused, so is deprecated */ #ifndef OPENSSL_NO_DEPRECATED @@ -133,8 +133,8 @@ int BN_get_params(int which) const BIGNUM *BN_value_one(void) { - static BN_ULONG data_one=1L; - static BIGNUM const_one={&data_one,1,1,0,BN_FLG_STATIC_DATA}; + static const BN_ULONG data_one=1L; + static const BIGNUM const_one={(BN_ULONG *)&data_one,1,1,0,BN_FLG_STATIC_DATA}; return(&const_one); } @@ -160,7 +160,7 @@ char *BN_options(void) int BN_num_bits_word(BN_ULONG l) { - static const char bits[256]={ + static const unsigned char bits[256]={ 0,1,2,2,3,3,3,3,4,4,4,4,4,4,4,4, 5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5, 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, @@ -235,7 +235,7 @@ int BN_num_bits_word(BN_ULONG l) else #endif { -#if defined(SIXTEEN_BIT) || defined(THIRTY_TWO_BIT) || defined(SIXTY_FOUR_BIT) || defined(SIXTY_FOUR_BIT_LONG) +#if defined(THIRTY_TWO_BIT) || defined(SIXTY_FOUR_BIT) || defined(SIXTY_FOUR_BIT_LONG) if (l & 0xff00L) return(bits[(int)(l>>8)]+8); else @@ -531,46 +531,6 @@ BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b) return(a); } -BIGNUM *BN_ncopy(BIGNUM *a, const BIGNUM *b, size_t n) - { - int i, min; - BN_ULONG *A; - const BN_ULONG *B; - - bn_check_top(b); - if (a == b) - return a; - - min = (b->top < (int)n)? b->top: (int)n; - if (!min) - { - BN_zero(a); - return a; - } - if (bn_wexpand(a, min) == NULL) - return NULL; - - A=a->d; - B=b->d; - for (i=min>>2; i>0; i--, A+=4, B+=4) - { - BN_ULONG a0,a1,a2,a3; - a0=B[0]; a1=B[1]; a2=B[2]; a3=B[3]; - A[0]=a0; A[1]=a1; A[2]=a2; A[3]=a3; - } - switch (min&3) - { - case 3: A[2]=B[2]; - case 2: A[1]=B[1]; - case 1: A[0]=B[0]; - case 0: ; - } - a->top = min; - a->neg = b->neg; - bn_correct_top(a); - return(a); - } - void BN_swap(BIGNUM *a, BIGNUM *b) { int flags_old_a, flags_old_b; @@ -803,7 +763,7 @@ int BN_is_bit_set(const BIGNUM *a, int n) i=n/BN_BITS2; j=n%BN_BITS2; if (a->top <= i) return 0; - return((a->d[i]&(((BN_ULONG)1)<<j))?1:0); + return (int)(((a->d[i])>>j)&((BN_ULONG)1)); } int BN_mask_bits(BIGNUM *a, int n) @@ -827,6 +787,14 @@ int BN_mask_bits(BIGNUM *a, int n) return(1); } +void BN_set_negative(BIGNUM *a, int b) + { + if (b && !BN_is_zero(a)) + a->neg = 1; + else + a->neg = 0; + } + int bn_cmp_words(const BN_ULONG *a, const BN_ULONG *b, int n) { int i; |