NAME
BN_set_negative,
BN_is_negative —
change and inspect the sign of a
BIGNUM
SYNOPSIS
void
BN_set_negative(BIGNUM *b,
int n);
int
BN_is_negative(const BIGNUM
*b);
DESCRIPTION
BN_set_negative()
sets b to negative if both b and
n are non-zero, otherwise it sets it to positive.
BN_is_negative()
tests the sign of b. It is currently implemented as a
macro.
RETURN VALUES
BN_is_negative() returns 1 if
b is negative or 0 otherwise.
SEE ALSO
HISTORY
BN_set_negative() and
BN_is_negative() first appeared in OpenSSL 0.9.8 and
have been available since OpenBSD 4.5.