增加RC数据结构和资源集合数据结构 (#1)

Co-authored-by: xiuting.xu <xiutingxt.xu@gmail.com>
Reviewed-on: #1
Reviewed-by: yuyr <yuyr@zgclab.edu.cn>
Co-authored-by: xuxt <xuxt@zgclab.edu.cn>
Co-committed-by: xuxt <xuxt@zgclab.edu.cn>
This commit was merged in pull request #1.
This commit is contained in:
2026-02-02 15:37:05 +08:00
committed by yuyr
parent 5e474fffd2
commit 421847d329
13 changed files with 1203 additions and 1 deletions

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@@ -1,2 +1,6 @@
pub mod crl;
mod rc;
mod tal;
mod ta;
mod resources;
mod oids;

13
src/data_model/oids.rs Normal file
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pub const OID_BASIC_CONSTRAINTS: &str = "2.5.29.19";
pub const OID_SUBJECT_KEY_IDENTIFIER: &str = "2.5.29.14";
pub const OID_AUTHORITY_KEY_IDENTIFIER: &str = "2.5.29.35";
pub const OID_KEY_USAGE: &str = "2.5.29.15";
pub const OID_EXTENDED_KEY_USAGE: &str = "2.5.29.37";
pub const OID_CRL_DISTRIBUTION_POINTS: &str = "2.5.29.31";
pub const OID_AUTHORITY_INFO_ACCESS: &str = "1.3.6.1.5.5.7.1.1";
pub const OID_ACCESS_DESCRIPTION: &str = "1.3.6.1.5.5.7.48";
pub const OID_AD_CA_ISSUERS: &str = "1.3.6.1.5.5.7.48.2";
pub const OID_AD_OCSP: &str = "1.3.6.1.5.5.7.48.1";
pub const OID_SUBJECT_INFO_ACCESS: &str = "1.3.6.1.5.5.7.1.11";
pub const OID_CERTIFICATE_POLICIES: &str = "2.5.29.32";
pub const OID_SHA256_WITH_RSA_ENCRYPTION: &str = "1.2.840.113549.1.1.11";

519
src/data_model/rc.rs Normal file
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use der_parser::asn1_rs::Tag;
use der_parser::num_bigint::BigUint;
use url::Url;
use time::OffsetDateTime;
use x509_parser::x509::AlgorithmIdentifier;
use x509_parser::prelude::{Validity, KeyUsage, X509Certificate, FromDer,
X509Version, X509Extension, ParsedExtension,
CRLDistributionPoints, DistributionPointName, GeneralName};
use crate::data_model::crl::CrlDecodeError;
use crate::data_model::resources::ip_resources::IPAddrBlocks;
use crate::data_model::resources::as_resources::ASIdentifiers;
use crate::data_model::oids;
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct SubjectPublicKeyInfo {
pub algorithm_oid: String,
pub subject_public_key: u8,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct AccessDescription {
pub access_method_oid: String,
pub access_location: Url,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct PolicyInformation {
pub policy_oid: String,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct RcExtension {
pub basic_constraints: bool,
pub subject_key_identifier: u8,
pub authority_key_identifier: u8,
pub key_usage: KeyUsage,
pub extended_key_usage_oid: u8,
pub crl_distribution_points: Vec<Url>,
pub authority_info_access: Vec<AccessDescription>,
pub subject_info_access: Vec<AccessDescription>,
pub certificate_policies: Vec<PolicyInformation>,
pub ip_resource: IPAddrBlocks,
pub as_resource: ASIdentifiers,
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ResourceCert {
/// 证书原始DER内容
pub cert_der: Vec<u8>,
/// 基本证书信息
pub version: u32,
pub serial_number: BigUint,
pub signature_algorithm_oid: String,
pub issuer_dn: String,
pub subject_dn: String,
pub validity: Validity,
pub subject_public_key_info: SubjectPublicKeyInfo,
pub extensions: RcExtension,
}
#[derive(Debug, thiserror::Error)]
pub enum ResourceCertError {
#[error("X.509 parse resource cert error: {0}")]
ParseCert(String),
#[error("trailing bytes after CRL DER: {0} bytes")]
TrailingBytes(usize),
#[error("invalid version {0}")]
InvalidVersion(u32),
#[error("signatureAlgorithm does not match tbsCertificate.signature")]
SignatureAlgorithmMismatch,
#[error("unsupported signature algorithm")]
UnsupportedSignatureAlgorithm,
#[error("invalid Cert signature algorithm parameters")]
InvalidSignatureParameters,
#[error("invalid Cert validity range")]
InvalidValidityRange,
#[error("Cert not yet valid")]
NotYetValid,
#[error("expired")]
Expired,
#[error("Critical error, {0} should be {1}")]
CriticalError(String, String),
#[error("Duplicate Extension: {0}")]
DuplicateExtension(String),
#[error("AKI missing keyIdentifier")]
AkiMissingKeyIdentifier,
#[error("Unexpected parameter: {0}")]
UnexceptedParameter(String),
#[error("Missing parameter: {0}")]
MissingParameter(String),
#[error("CRL DP invalid distributionPointName: {0}")]
CrlDpInvalidDistributionPointName(String),
#[error("CRL DP unexpected distributionPointType: {0}")]
CrlDpUnexpectedDistributionPointType(String),
#[error("invalid URI: {0}")]
InvalidUri(String),
#[error("Unsupported General Name in {0}")]
UnsupportedGeneralName(String),
#[error("Unsupported CRL Distribution Point")]
UnsupportedCrlDistributionPoint,
#[error("Invalid Access Location Type")]
InvalidAccessLocationType,
#[error("Empty AuthorityInfoAccess!")]
EmptyAuthorityInfoAccess,
}
// impl ResourceCert{
// pub fn from_der(cert_der: &[u8]) -> Result<Self, ResourceCertError> {
// let (rem, x509_rc) = X509Certificate::from_der(cert_der)
// .map_err(|e| ResourceCertError::ParseCert(e.to_string()))?;
//
// if !rem.is_empty() {
// return Err(ResourceCertError::TrailingBytes(rem.len()));
// }
//
// // 校验
// parse_and_validate_cert(x509_rc)
// }
//
//
//
// }
//
// fn parse_and_validate_cert(x509_rc: X509Certificate) -> Result<ResourceCert, ResourceCertError> {
// ///逐个校验RC的内容, 如果有任何一个校验失败, 则返回错误
//
// // 1. 版本号必须是V3
// let version = match x509_rc.version() {
// X509Version::V3 => X509Version::V3,
// v => {
// return Err(ResourceCertError::InvalidVersion(v.0));
// }
// };
//
// // 2.校验签名算法
// // 2.1. 校验外层的签名算法与里层的一致
// let outer = &x509_rc.signature_algorithm;
// let inner = &x509_rc.tbs_certificate.signature;
//
// if outer.algorithm != inner.algorithm || outer.parameters != inner.parameters {
// return Err(ResourceCertError::SignatureAlgorithmMismatch);
// }
// //2.2 RPKI的签名算法必须是rsaWithSHA256
// let signature_algorithm = &x509_rc.signature_algorithm;
// if signature_algorithm.algorithm.to_id_string() != oids::OID_SHA256_WITH_RSA_ENCRYPTION {
// return Err(ResourceCertError::UnsupportedSignatureAlgorithm);
// }
// validate_sig_params(signature_algorithm)?;
//
// // 3. 校验Validity
// let validity = x509_rc.validity();
// validate_validity(validity, OffsetDateTime::now_utc())?;
//
// // 4. SubjectPublicKeyInfo
// let subject_public_key_info = x509_rc.tbs_certificate.subject_pki;
//
// let extensions = parse_and_validate_extensions(x509_rc.extensions())?;
//
// Ok(ResourceCert {
// cert_der: x509_rc.to_der().to_vec(),
// version: version.0,
// serial_number: x509_rc.serial(),
// signature_algorithm_oid: signature_algorithm.algorithm.to_id_string(),
// issuer_dn: x509_rc.issuer().to_string(),
// subject_dn: x509_rc.subject().to_string(),
// validity,
// subject_public_key_info: SubjectPublicKeyInfo {
// // algorithm_oid: x509_rc.tbs_certificate.subject_pki.algorithm.algorithm.to_id_string(),
// // subject_public_key: x509_rc.tbs_certificate.subject_pki.subject_public_key.unused_bits,
// },
// extensions,
// })
//
//
// }
//
// fn validate_sig_params(sig: &AlgorithmIdentifier<'_>) -> Result<(), CrlDecodeError> {
// match sig.parameters.as_ref() {
// None => Ok(()),
// Some(p) if p.tag() == Tag::Null => Ok(()),
// Some(_p) => Err(CrlDecodeError::InvalidSignatureAlgorithmParameters),
// }
// }
//
// fn validate_validity(
// validity: &Validity,
// now: OffsetDateTime,
// ) -> Result<(), ResourceCertError> {
// let not_before = validity.not_before.to_datetime();
// let not_after = validity.not_after.to_datetime();
//
// if not_after < not_before {
// return Err(ResourceCertError::InvalidValidityRange);
// }
//
// if now < not_before {
// return Err(ResourceCertError::NotYetValid);
// }
//
// if now > not_after {
// return Err(ResourceCertError::Expired);
// }
//
// Ok(())
// }
//
//
// pub fn parse_and_validate_extensions(
// exts: &[X509Extension<'_>],
// ) -> Result<RcExtension, ResourceCertError> {
// let mut basic_constraints = None;
// let mut ip_addr_blocks = None;
// let mut as_identifiers = None;
// let mut ski = None;
// let mut aki = None;
// let mut crl_dp = None;
// let mut aia = None;
// let mut sia = None;
// let mut key_usage = None;
// let mut extended_key_usage = None;
// let mut certificate_policies = None;
//
// for ext in exts {
// let oid = ext.oid.to_id_string();
// let critical = ext.critical;
// match oid.as_str() {
// oids::OID_BASIC_CONSTRAINTS => {
// if basic_constraints.is_some() {
// return Err(ResourceCertError::DuplicateExtension("basicConstraints".into()));
// }
// if !critical {
// return Err(ResourceCertError::CriticalError("basicConstraints".into(), "critical".into()));
// }
// let bc = parse_basic_constraints(ext)?;
// basic_constraints = Some(bc);
// }
// oids::OID_SUBJECT_KEY_IDENTIFIER => {
// if ski.is_some() {
// return Err(ResourceCertError::DuplicateExtension("subjectKeyIdentifier".into()));
// }
// if critical {
// return Err(ResourceCertError::CriticalError("subjectKeyIdentifier".into(), "non-critical".into()));
// }
// let s = parse_subject_key_identifier(ext)?;
// ski = Some(s);
// }
// oids::OID_AUTHORITY_KEY_IDENTIFIER => {
// if aki.is_some() {
// return Err(ResourceCertError::DuplicateExtension("authorityKeyIdentifier".into()));
// }
// if critical {
// return Err(ResourceCertError::CriticalError("authorityKeyIdentifier".into(), "non-critical".into()));
// }
// let a = parse_authority_key_identifier(ext)?;
// aki = Some(a);
// }
// oids::OID_KEY_USAGE => {
// if key_usage.is_some() {
// return Err(ResourceCertError::DuplicateExtension("keyUsage".into()));
// }
// if !critical {
// return Err(ResourceCertError::CriticalError("keyUsage".into(), "critical".into()));
// }
// let ku = parse_key_usage(ext)?;
// key_usage = Some(ku);
// }
// oids::OID_EXTENDED_KEY_USAGE => {
// if extended_key_usage.is_some() {
// return Err(ResourceCertError::DuplicateExtension("extendedKeyUsage".into()));
// }
// if critical {
// return Err(ResourceCertError::CriticalError("extendedKeyUsage".into(), "non-critical".into()));
// }
// let eku = oids::OID_EXTENDED_KEY_USAGE;
// }
// oids::OID_CRL_DISTRIBUTION_POINTS => {
// if crl_dp.is_some() {
// return Err(ResourceCertError::DuplicateExtension("crlDistributionPoints".into()));
// }
// if critical {
// return Err(ResourceCertError::CriticalError("crlDistributionPoints".into(), "non-critical".into()));
// }
// let cdp = parse_crl_distribution_points(ext)?;
// crl_dp = Some(cdp);
// }
// oids::OID_AUTHORITY_INFO_ACCESS => {
// if aia.is_some() {
// return Err(ResourceCertError::DuplicateExtension("authorityInfoAccess".into()));
// }
// if critical {
// return Err(ResourceCertError::CriticalError("authorityInfoAccess".into(), "non-critical".into()));
// }
// let p_aia = parse_authority_info_access(ext)?;
// aia = Some(p_aia);
// }
// oids::OID_SUBJECT_INFO_ACCESS => {
// if sia.is_some() {
// return Err(ResourceCertError::DuplicateExtension("subjectInfoAccess".into()));
// }
// if critical {
// return Err(ResourceCertError::CriticalError("subjectInfoAccess".into(), "non-critical".into()));
// }
// let p_sia = parse_subject_info_access(ext)?;
// sia = Some(p_sia);
// }
// oids::OID_CERTIFICATE_POLICIES => {
// if certificate_policies.is_some() {
// return Err(ResourceCertError::DuplicateExtension("certificatePolicies".into()));
// }
// if !critical {
// return Err(ResourceCertError::CriticalError("certificatePolicies".into(), "critical".into()));
// }
// let p_cp = parse_certificate_policies(ext)?;
// certificate_policies = Some(p_cp);
// }
// }
//
//
// }
// Ok(RcExtension {
// basic_constraints,
// ip_addr_blocks,
// as_identifiers,
// subject_key_id: ski,
// authority_key_id: aki,
// crl_distribution_points: crl_dp,
// authority_info_access: aia,
// })
// }
//
// fn parse_basic_constraints(ext: &X509Extension<'_>) -> Result<bool, ResourceCertError> {
// let ParsedExtension::BasicConstraints(bc) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert("basicConstraints parse failed".into()));
// };
// Ok(bc.ca)
// }
//
// fn parse_subject_key_identifier(ext: &X509Extension<'_>) -> Result<Vec<u8>, ResourceCertError> {
// let ParsedExtension::SubjectKeyIdentifier(s) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert("subjectKeyIdentifier parse failed".into()));
// };
// Ok(s.0.to_vec())
// }
//
// fn parse_authority_key_identifier(ext: &X509Extension<'_>) -> Result<Vec<u8>, ResourceCertError> {
// let ParsedExtension::AuthorityKeyIdentifier(aki) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert("authorityKeyIdentifier parse failed".into()));
// };
// let key_id = aki
// .key_identifier
// .as_ref()
// .ok_or(ResourceCertError::MissingParameter("key_identifier".into()))?;
//
// if aki.authority_cert_issuer.is_some() {
// return Err(ResourceCertError::UnexceptedParameter("authority_cert_issuer".into()));
// }
// if aki.authority_cert_serial.is_some() {
// return Err(ResourceCertError::UnexceptedParameter("authority_cert_serial".into()));
// }
//
//
// Ok(key_id.0.to_vec())
// }
//
// fn parse_key_usage(ext: &X509Extension<'_>) -> Result<KeyUsage, ResourceCertError> {
// let ParsedExtension::KeyUsage(ku) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert("keyUsage parse failed".into()));
// };
// Ok(ku.clone())
// }
//
// fn parse_crl_distribution_points(ext: &X509Extension<'_>) -> Result<Vec<Url>, ResourceCertError> {
// let ParsedExtension::CRLDistributionPoints(cdp) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert("crlDistributionPoints parse failed".into()));
// };
// let mut urls = Vec::new();
// for point in cdp.points.iter() {
// if point.reasons.is_some() {
// return Err(ResourceCertError::UnexceptedParameter("reasons".into()));
// }
// if point.crl_issuer.is_some() {
// return Err(ResourceCertError::UnexceptedParameter("crl_issuer".into()));
// }
//
// let dp_name = point.distribution_point.as_ref()
// .ok_or(ResourceCertError::MissingParameter("distribution_point".into()))?;
// match dp_name {
// DistributionPointName::FullName(names) => {
// for name in names {
// match name {
// GeneralName::URI(uri) => {
// let url = Url::parse(uri)
// .map_err(|_| ResourceCertError::InvalidUri(uri.to_string()))?;
// urls.push(url);
// }
// _ => {
// return Err(ResourceCertError::UnsupportedGeneralName("distribution_point".into()));
// }
// }
// }
//
// }
// DistributionPointName::NameRelativeToCRLIssuer(_) => {
// return Err(ResourceCertError::UnsupportedCrlDistributionPoint);
// }
// }
// }
// if urls.is_empty() {
// return Err(ResourceCertError::MissingParameter("distribution_point".into()));
// }
// Ok(urls)
// }
//
// fn parse_authority_info_access(
// ext: &X509Extension<'_>,
// ) -> Result<Vec<AccessDescription>, ResourceCertError> {
// let ParsedExtension::AuthorityInfoAccess(aia) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert(
// "authorityInfoAccess parse failed".into(),
// ));
// };
//
// let mut access_descriptions = Vec::new();
//
// for access in &aia.accessdescs {
// let access_method_oid = access.access_method.to_id_string();
//
// let uri = match &access.access_location {
// GeneralName::URI(uri) => uri,
// _ => {
// return Err(ResourceCertError::InvalidAccessLocationType);
// }
// };
//
// let url = Url::parse(uri)
// .map_err(|_| ResourceCertError::InvalidUri(uri.to_string()))?;
//
// access_descriptions.push(AccessDescription {
// access_method_oid,
// access_location: url,
// });
// }
//
// if access_descriptions.is_empty() {
// return Err(ResourceCertError::EmptyAuthorityInfoAccess);
// }
//
// Ok(access_descriptions)
// }
//
// fn parse_subject_info_access(ext: &X509Extension<'_>) -> Result<Vec<AccessDescription>, ResourceCertError> {
// let ParsedExtension::SubjectInfoAccess(sia) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert(
// "subjectInfoAccess parse failed".into(),
// ));
// };
// let mut access_descriptions = Vec::new();
//
// for access in &sia.accessdescs {
// let access_method_oid = access.access_method.to_id_string();
//
// // accessLocation: MUST be URI in RPKI
// let uri = match &access.access_location {
// GeneralName::URI(uri) => uri,
// _ => {
// return Err(ResourceCertError::InvalidAccessLocationType);
// }
// };
//
// let url = Url::parse(uri)
// .map_err(|_| ResourceCertError::InvalidUri(uri.to_string()))?;
//
// access_descriptions.push(AccessDescription {
// access_method_oid,
// access_location: url,
// });
// }
//
// if access_descriptions.is_empty() {
// return Err(ResourceCertError::EmptyAuthorityInfoAccess);
// }
//
// Ok(access_descriptions)
// }
//
// fn parse_certificate_policies(ext: &X509Extension<'_>) -> Result<Vec<PolicyInformation>, ResourceCertError> {
// let ParsedExtension::CertificatePolicies(cp) = ext.parsed_extension() else {
// return Err(ResourceCertError::ParseCert(
// "certificatePolicies parse failed".into(),
// ));
// };
// let mut policies = Vec::new();
//
// }

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#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ASIdentifiers {
pub asn: Vec<ASIdentifierChoice>
}
// ASN
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum ASIdentifierChoice {
Inherit,
ASIDsOrRanges(Vec<ASIDOrRange>),
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum ASIDOrRange {
Id(Asn),
AsRange(ASRange),
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct ASRange {
pub min: Asn,
pub max: Asn,
}
impl ASRange {
/// Creates a new AS number range from the smallest and largest number.
pub fn new(min: Asn, max: Asn) -> Self {
ASRange { min, max }
}
/// Returns an AS block covering all ASNs.
pub fn all() -> ASRange {
ASRange::new(Asn::MIN, Asn::MAX)
}
/// Returns the smallest AS number that is part of this range.
pub fn min(self) -> Asn {
self.min
}
/// Returns the largest AS number that is still part of this range.
pub fn max(self) -> Asn {
self.max
}
/// Returns the number of ASNs covered by this value.
pub fn asn_count(self) -> u32 {
u32::from(self.max) - u32::from(self.min) + 1
}
}
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct Asn(u32);
impl Asn {
pub const MIN: Asn = Asn(u32::MIN);
pub const MAX: Asn = Asn(u32::MAX);
/// Creates an AS number from a `u32`.
pub fn from_u32(value: u32) -> Self {
Asn(value)
}
/// Converts an AS number into a `u32`.
pub fn into_u32(self) -> u32 {
self.0
}
/// Converts an AS number into a network-order byte array.
pub fn to_raw(self) -> [u8; 4] {
self.0.to_be_bytes()
}
}
impl From<u32> for Asn {
fn from(id: u32) -> Self {
Asn(id)
}
}
impl From<Asn> for u32 {
fn from(id: Asn) -> Self {
id.0
}
}

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#[derive(Clone, Debug, PartialEq, Eq)]
pub struct IPAddrBlocks {
ips: Vec<IPAddressFamily>
}
// IP Address Family
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct IPAddressFamily {
pub address_family: Afi,
pub ip_address_choice: IPAddressChoice,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum Afi {
Ipv4,
Ipv6,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum IPAddressChoice {
Inherit,
AddressOrRange(Vec<IPAddressOrRange>),
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum IPAddressOrRange {
AddressPrefix(IPAddressPrefix),
AddressRange(IPAddressRange),
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct IPAddressPrefix {
pub address: IPAddress,
pub prefix_length: u8,
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct IPAddressRange {
pub min: IPAddress,
pub max: IPAddress,
}
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub struct IPAddress(u128);

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pub(crate) mod ip_resources;
pub(crate) mod as_resources;
pub mod resource;

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use crate::data_model::resources::as_resources::ASIdentifiers;
use crate::data_model::resources::ip_resources::IPAddrBlocks;
#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ResourceSet {
ip_addr_blocks: IPAddrBlocks,
as_identifiers: ASIdentifiers,
}

27
src/data_model/ta.rs Normal file
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use url::Url;
use x509_parser::prelude::*;
use crate::data_model::resources::resource::ResourceSet;
//
// #[derive(Debug, Clone)]
// pub struct TrustAnchorCert {
// /// 信任锚证书名称
// pub name: String,
//
// /// 证书原始DER内容
// pub cert_der: Vec<u8>,
//
// /// 证书
// pub cert: X509Certificate<'static>,
//
// /// 资源集合
// pub resources: ResourceSet,
//
// ///发布点
// pub publication_point: Url,
// }
//
// impl TrustAnchorCert {
//
// }

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src/data_model/tal.rs Normal file
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/// TAL Model
#[derive(Clone, Debug)]
pub struct Tal {
/// Optional human-readable comments
pub comments: Vec<String>,
/// Ordered list of URIs pointing to the TA certificate
pub uris: Vec<TalUri>,
/// SubjectPublicKeyInfo DER
pub spki_der: Vec<u8>,
}
#[derive(Debug, Clone)]
pub enum TalUri {
Rsync(String),
Https(String),
}