Compute r = a << 1 (left shift by one bit), i.e. r = 2 * a.

Synopsis

Declared in <openssl/bn.h>

int
BN_lshift1(
    BIGNUM* r,
    BIGNUM const* a);

Return Value

1 on success, or 0 on failure.

Parameters

Name

Description

r

Result BIGNUM (may alias a).

a

Value to shift.

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