Class CMS_ContentInfo

scapy/layers/x509.py:1613–1632

# RFC3852 sect 3

class CMS_ContentInfo(ASN1_Packet):
    ASN1_codec = ASN1_Codecs.BER
    ASN1_root = ASN1F_SEQUENCE(
        ASN1F_OID("contentType", "1.2.840.113549.1.7.2"),
        MultipleTypeField(
            [
                (
                    ASN1F_PACKET("content", None, CMS_SignedData,
                                 explicit_tag=0xA0),
                    lambda pkt: pkt.contentType.oidname == "id-signedData"
                ),
                (
                    ASN1F_PACKET("content", None, CMS_EnvelopedData,
                                 explicit_tag=0xA0),
                    lambda pkt: pkt.contentType.oidname == "id-envelopedData"
                ),
            ],
            ASN1F_BIT_STRING("content", "", explicit_tag=0xA0)
        )
    )


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