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import Foundation
// MARK: - DNS Models
enum DNSRecordType: String, CaseIterable, Codable {
case A
case AAAA
case MX
case NS
case TXT
case CNAME
var queryType: Int {
switch self {
case .A: return 1
case .AAAA: return 28
case .MX: return 15
case .NS: return 2
case .TXT: return 16
case .CNAME: return 5
}
}
}
struct DNSRecord: Identifiable, Codable {
var id = UUID()
let value: String
let ttl: Int
}
struct DNSSection: Identifiable, Codable {
var id = UUID()
let recordType: DNSRecordType
var records: [DNSRecord]
var wildcardRecords: [DNSRecord] = []
var error: String?
}
// MARK: - SSL Models
struct SSLCertificateInfo: Codable {
let commonName: String
let subjectAltNames: [String]
let issuer: String
let validFrom: Date
let validUntil: Date
let daysUntilExpiry: Int
let chainDepth: Int
}
// MARK: - HTTP Headers Models
struct HTTPHeader: Identifiable, Codable {
var id = UUID()
let name: String
let value: String
static let securityHeaders: Set<String> = [
"strict-transport-security",
"x-frame-options",
"x-content-type-options",
"content-security-policy",
"referrer-policy"
]
var isSecurityHeader: Bool {
Self.securityHeaders.contains(name.lowercased())
}
}
// MARK: - Reachability Models
struct PortReachability: Identifiable, Codable {
var id = UUID()
let port: UInt16
let reachable: Bool
let latencyMs: Int?
}
// MARK: - IP Geolocation Models
struct IPGeolocation: Codable {
let ip: String
let city: String?
let region: String?
let country_name: String?
let org: String?
let latitude: Double?
let longitude: Double?
}
// MARK: - Email Security Models
struct EmailSecurityResult: Codable {
let spf: EmailSecurityRecord
let dmarc: EmailSecurityRecord
let dkim: EmailSecurityRecord
}
struct EmailSecurityRecord: Codable {
let found: Bool
let value: String?
}
// MARK: - Redirect Chain Models
struct RedirectHop: Identifiable, Codable {
var id = UUID()
let stepNumber: Int
let statusCode: Int
let url: String
let isFinal: Bool
}
// MARK: - Port Scan Models
struct PortScanResult: Identifiable, Codable {
var id = UUID()
let port: UInt16
let service: String
let open: Bool
}
// MARK: - History Models
struct HistoryEntry: Identifiable, Codable {
var id = UUID()
let domain: String
let timestamp: Date
let dnsSections: [DNSSection]
let sslInfo: SSLCertificateInfo?
let httpHeaders: [HTTPHeader]
let reachabilityResults: [PortReachability]
let ipGeolocation: IPGeolocation?
var emailSecurity: EmailSecurityResult?
var ptrRecord: String?
var redirectChain: [RedirectHop]
var portScanResults: [PortScanResult]
init(domain: String, timestamp: Date, dnsSections: [DNSSection],
sslInfo: SSLCertificateInfo?, httpHeaders: [HTTPHeader],
reachabilityResults: [PortReachability], ipGeolocation: IPGeolocation?,
emailSecurity: EmailSecurityResult? = nil, ptrRecord: String? = nil,
redirectChain: [RedirectHop] = [], portScanResults: [PortScanResult] = []) {
self.domain = domain
self.timestamp = timestamp
self.dnsSections = dnsSections
self.sslInfo = sslInfo
self.httpHeaders = httpHeaders
self.reachabilityResults = reachabilityResults
self.ipGeolocation = ipGeolocation
self.emailSecurity = emailSecurity
self.ptrRecord = ptrRecord
self.redirectChain = redirectChain
self.portScanResults = portScanResults
}
init(from decoder: Decoder) throws {
let container = try decoder.container(keyedBy: CodingKeys.self)
id = try container.decodeIfPresent(UUID.self, forKey: .id) ?? UUID()
domain = try container.decode(String.self, forKey: .domain)
timestamp = try container.decode(Date.self, forKey: .timestamp)
dnsSections = try container.decode([DNSSection].self, forKey: .dnsSections)
sslInfo = try container.decodeIfPresent(SSLCertificateInfo.self, forKey: .sslInfo)
httpHeaders = try container.decode([HTTPHeader].self, forKey: .httpHeaders)
reachabilityResults = try container.decode([PortReachability].self, forKey: .reachabilityResults)
ipGeolocation = try container.decodeIfPresent(IPGeolocation.self, forKey: .ipGeolocation)
emailSecurity = try container.decodeIfPresent(EmailSecurityResult.self, forKey: .emailSecurity)
ptrRecord = try container.decodeIfPresent(String.self, forKey: .ptrRecord)
redirectChain = try container.decodeIfPresent([RedirectHop].self, forKey: .redirectChain) ?? []
portScanResults = try container.decodeIfPresent([PortScanResult].self, forKey: .portScanResults) ?? []
}
}
// MARK: - Cloudflare DNS-over-HTTPS Response
struct CloudflareDNSResponse: Decodable {
let Status: Int
let Answer: [CloudflareDNSAnswer]?
struct CloudflareDNSAnswer: Decodable {
let name: String
let type: Int
let TTL: Int
let data: String
}
}
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