python类PolicyInformation()的实例源码

decode_asn1.py 文件源码 项目：noc-orchestrator 作者: DirceuSilvaLabs 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：noc-orchestrator 作者: DirceuSilvaLabs 项目源码 文件源码 阅读 17 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：aws-cfn-plex 作者: lordmuffin 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：Intranet-Penetration 作者: yuxiaokui 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：Intranet-Penetration 作者: yuxiaokui 项目源码 文件源码 阅读 16 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：MKFQ 作者: maojingios 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：MKFQ 作者: maojingios 项目源码 文件源码 阅读 17 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
x509.py 文件源码 项目：OneClickDTU 作者: satwikkansal 项目源码 文件源码 阅读 22 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：xxNet 作者: drzorm 项目源码 文件源码 阅读 17 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：xxNet 作者: drzorm 项目源码 文件源码 阅读 17 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：slack_scholar 作者: xLeitix 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：RemoteTree 作者: deNULL 项目源码 文件源码 阅读 18 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.CERTIFICATEPOLICIES_free)

    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：quickstart-git2s3 作者: aws-quickstart 项目源码 文件源码 阅读 17 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.CERTIFICATEPOLICIES_free)

    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：Docker-XX-Net 作者: kuanghy 项目源码 文件源码 阅读 19 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)
decode_asn1.py 文件源码 项目：PyQYT 作者: collinsctk 项目源码 文件源码 阅读 19 收藏 0 点赞 0 评论 0 
def _decode_certificate_policies(backend, cp):
    cp = backend._ffi.cast("Cryptography_STACK_OF_POLICYINFO *", cp)
    cp = backend._ffi.gc(cp, backend._lib.sk_POLICYINFO_free)
    num = backend._lib.sk_POLICYINFO_num(cp)
    certificate_policies = []
    for i in range(num):
        qualifiers = None
        pi = backend._lib.sk_POLICYINFO_value(cp, i)
        oid = x509.ObjectIdentifier(_obj2txt(backend, pi.policyid))
        if pi.qualifiers != backend._ffi.NULL:
            qnum = backend._lib.sk_POLICYQUALINFO_num(pi.qualifiers)
            qualifiers = []
            for j in range(qnum):
                pqi = backend._lib.sk_POLICYQUALINFO_value(
                    pi.qualifiers, j
                )
                pqualid = x509.ObjectIdentifier(
                    _obj2txt(backend, pqi.pqualid)
                )
                if pqualid == CertificatePoliciesOID.CPS_QUALIFIER:
                    cpsuri = backend._ffi.buffer(
                        pqi.d.cpsuri.data, pqi.d.cpsuri.length
                    )[:].decode('ascii')
                    qualifiers.append(cpsuri)
                else:
                    assert pqualid == CertificatePoliciesOID.CPS_USER_NOTICE
                    user_notice = _decode_user_notice(
                        backend, pqi.d.usernotice
                    )
                    qualifiers.append(user_notice)

        certificate_policies.append(
            x509.PolicyInformation(oid, qualifiers)
        )

    return x509.CertificatePolicies(certificate_policies)

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