BN_bn2bin

Encode the absolute value of a as a minimal big-endian unsigned byte string.

Synopsis

Declared in <openssl/bn.h>

int
BN_bn2bin(
    BIGNUM const* a,
    unsigned char* to);

Return Value

Number of bytes written.

Parameters

NameDescription
aValue to encode (sign is ignored).
toDestination buffer of at least BN_num_bytes(a) bytes.