Find an unsigned attribute by ASN.1 object in a CMS SignerInfo.

Synopsis

Declared in <openssl/cms.h>

int
CMS_unsigned_get_attr_by_OBJ(
    CMS_SignerInfo const* si,
    ASN1_OBJECT const* obj,
    int lastpos);

Return Value

Attribute index, or ‐1 if not found.

Parameters

Name

Description

si

SignerInfo whose unsignedAttrs are searched.

obj

Attribute type OID to match.

lastpos

Index after which to continue searching (‐1 to start from the beginning).

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