DragonFly On-Line Manual Pages
BN_SET_NEGATIVE(3) DragonFly Library Functions Manual BN_SET_NEGATIVE(3)
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, other-
wise 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
BN_add(3), BN_new(3), BN_set_bit(3), BN_zero(3)
HISTORY
BN_set_negative() and BN_is_negative() first appeared in OpenSSL 0.9.8
and have been available since OpenBSD 4.5.
DragonFly 5.5 March 23, 2018 DragonFly 5.5