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BN_copy(3)



NAME

BN_copy, BN_dup - copy BIGNUMs


SYNOPSIS

 #include <openssl/bn.h>
 BIGNUM *BN_copy(BIGNUM *to, const BIGNUM *from);
 BIGNUM *BN_dup(const BIGNUM *from);


DESCRIPTION

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


RETURN VALUES

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


SEE ALSO

bn(3), ERR_get_error(3)


HISTORY

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