Add an authenticated (signed) attribute to a PKCS#7 signer info.

Synopsis

Declared in <openssl/pkcs7.h>

int
PKCS7_add_signed_attribute(
    PKCS7_SIGNER_INFO* p7si,
    int nid,
    int type,
    void* data);

Return Value

1 on success, or 0 on error.

Parameters

Name

Description

p7si

Signer info receiving the attribute.

nid

Attribute type NID (for example NID_pkcs9_contentType).

type

ASN.1 value type tag (V_ASN1_*) for data.

data

Attribute value pointer interpreted according to type.

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