[thirdparty/openssl.git] / doc / crypto / BN_copy.pod

=pod

=head1 NAME

BN_copy, BN_dup - copy BIGNUMs

=head1 SYNOPSIS

 #include <openssl/bn.h>

 BIGNUM *BN_copy(BIGNUM *to, const BIGNUM *from);

 BIGNUM *BN_dup(const BIGNUM *from);

=head1 DESCRIPTION

BN_copy() copies B<from> to B<to>. BN_dup() creates a new B<BIGNUM>
containing the value B<from>.

=head1 RETURN VALUES

BN_copy() returns B<to> on success, NULL on error. BN_dup() returns
the new B<BIGNUM>, and NULL on error. The error codes can be obtained
by L<ERR_get_error(3)>.

=head1 SEE ALSO

L<bn(3)>, L<ERR_get_error(3)>

=head1 HISTORY

BN_copy() and BN_dup() are available in all versions of SSLeay and OpenSSL.

=cut
Commit	Line	Data
dd8dec69 UM	1	=pod
	2
	3	=head1 NAME
	4
	5	BN_copy, BN_dup - copy BIGNUMs
	6
	7	=head1 SYNOPSIS
	8
	9	#include <openssl/bn.h>
	10
	11	BIGNUM BN_copy(BIGNUM to, const BIGNUM *from);
	12
	13	BIGNUM BN_dup(const BIGNUM from);
	14
	15	=head1 DESCRIPTION
	16
	17	BN_copy() copies B<from> to B<to>. BN_dup() creates a new B<BIGNUM>
	18	containing the value B<from>.
	19
	20	=head1 RETURN VALUES
	21
	22	BN_copy() returns B<to> on success, NULL on error. BN_dup() returns
	23	the new B<BIGNUM>, and NULL on error. The error codes can be obtained
9b86974e	24	by L<ERR_get_error(3)>.
dd8dec69 UM	25
	26	=head1 SEE ALSO
	27
9b86974e	28	L<bn(3)>, L<ERR_get_error(3)>
dd8dec69 UM	29
	30	=head1 HISTORY
	31
	32	BN_copy() and BN_dup() are available in all versions of SSLeay and OpenSSL.
	33
	34	=cut