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BN_set_bit() etc should use "unsigned int".

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Keep it as is to avoid an API change, but check for negativ values.

Submitted by: Nils Larsch
This commit is contained in:
Ulf Möller 2003-11-15 08:37:50 +00:00
parent d2cd46127c
commit 1a01733047
1 changed files with 9 additions and 0 deletions
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9
crypto/bn/bn_lib.c
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@ -782,6 +782,9 @@ int BN_set_bit(BIGNUM *a, int n)
{ {
int i,j,k; int i,j,k;
if (n < 0)
return 0;
i=n/BN_BITS2; i=n/BN_BITS2;
j=n%BN_BITS2; j=n%BN_BITS2;
if (a->top <= i) if (a->top <= i)
@ -801,6 +804,9 @@ int BN_clear_bit(BIGNUM *a, int n)
{ {
int i,j; int i,j;
if (n < 0)
return 0;
i=n/BN_BITS2; i=n/BN_BITS2;
j=n%BN_BITS2; j=n%BN_BITS2;
if (a->top <= i) return(0); if (a->top <= i) return(0);
@ -825,6 +831,9 @@ int BN_mask_bits(BIGNUM *a, int n)
{ {
int b,w; int b,w;
if (n < 0)
return 0;
w=n/BN_BITS2; w=n/BN_BITS2;
b=n%BN_BITS2; b=n%BN_BITS2;
if (w >= a->top) return(0); if (w >= a->top) return(0);