From: Ulf Möller <ulf@openssl.org> Date: Fri, 7 Nov 2003 00:07:28 +0000 (+0000) Subject: oops... the description of ->top was inaccurate (the example is correct though) X-Git-Tag: BEN_FIPS_TEST_4^2~11^2~29 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=e6e81c589487cadab8882e4a81609d9c95bba62e;p=oweals%2Fopenssl.git oops... the description of ->top was inaccurate (the example is correct though) --- diff --git a/doc/crypto/bn_internal.pod b/doc/crypto/bn_internal.pod index 9805a7c9f2..46abb0547f 100644 --- a/doc/crypto/bn_internal.pod +++ b/doc/crypto/bn_internal.pod @@ -72,7 +72,7 @@ applications. typedef struct bignum_st { - int top; /* index of last used d (most significant word) */ + int top; /* index of last used d (most significant word) + 1 */ BN_ULONG *d; /* pointer to an array of 'BITS2' bit chunks */ int max; /* size of the d array */ int neg; /* sign */ @@ -84,7 +84,7 @@ in size (B<BITS2>), depending on the 'number of bits' specified in C<openssl/bn.h>. B<max> is the size of the B<d> array that has been allocated. B<top> -is the 'last' entry being used, so for a value of 4, bn.d[0]=4 and +is the 'last' entry being used plus one, so for a value of 4, bn.d[0]=4 and bn.top=1. B<neg> is 1 if the number is negative. When a B<BIGNUM> is B<0>, the B<d> field can be B<NULL> and B<top> == B<0>. @@ -202,7 +202,7 @@ call bn_expand2(), which allocates a new B<d> array and copies the data. They return B<NULL> on error, B<b> otherwise. The bn_fix_top() macro reduces B<a-E<gt>top> to point to the most -significant non-zero word when B<a> has shrunk. +significant non-zero word plus one when B<a> has shrunk. =head2 Debugging