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Command: BN_set_negative | Section: 3 | Source: OpenBSD | File: BN_set_negative.3
BN_SET_NEGATIVE(3) FreeBSD Library Functions Manual BN_SET_NEGATIVE(3)
NAME
BN_set_negative, BN_is_negative - change and inspect the sign of a BIGNUM
SYNOPSIS
#include <openssl/bn.h>
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.
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.
FreeBSD 14.1-RELEASE-p8 December 6, 2021 FreeBSD 14.1-RELEASE-p8