Test whether bit n is set in an ASN.1 BIT STRING.

Synopsis

Declared in <openssl/asn1.h>

int
ASN1_BIT_STRING_get_bit(
    ASN1_BIT_STRING const* a,
    int n);

Return Value

1 if the bit is set, or 0 if clear / out of range / a is NULL.

Parameters

Name

Description

a

Bit string to query; NULL or short strings are treated as clear.

n

Zero‐based bit index.

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