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//
// PacketTunnelTransport.swift
// MullvadVPN
//
// Created by Sajad Vishkai on 2022-10-03.
// Copyright © 2025 Mullvad VPN AB. All rights reserved.
//
import Foundation
import MullvadREST
import MullvadRustRuntime
import MullvadTypes
import Operations
import PacketTunnelCore
struct PacketTunnelTransport: RESTTransport {
var name: String {
"packet-tunnel"
}
let tunnel: any TunnelProtocol
init(tunnel: any TunnelProtocol) {
self.tunnel = tunnel
}
func sendRequest(
_ request: URLRequest,
completion: @escaping @Sendable (Data?, URLResponse?, Error?) -> Void
) -> Cancellable {
let proxyRequest = ProxyURLRequest(
id: UUID(),
urlRequest: request
)
// If the URL provided to the proxy request was invalid, indicate failure via `.badURL` and return a no-op.
guard let proxyRequest else {
completion(nil, nil, URLError(.badURL))
return AnyCancellable {}
}
return tunnel.sendRequest(proxyRequest) { result in
switch result {
case let .success(reply):
completion(
reply.data,
reply.response?.originalResponse,
reply.error?.originalError
)
case let .failure(error):
let returnError = error.isOperationCancellationError ? URLError(.cancelled) : error
completion(nil, nil, returnError)
}
}
}
}
final class PacketTunnelAPITransport: APITransportProtocol {
var name: String {
"packet-tunnel-transport"
}
let tunnel: any TunnelProtocol
init(tunnel: any TunnelProtocol) {
self.tunnel = tunnel
}
func sendRequest(
_ request: APIRequest,
completion: @escaping @Sendable (ProxyAPIResponse) -> Void
) -> Cancellable {
let proxyRequest = ProxyAPIRequest(
id: UUID(),
request: request
)
return tunnel.sendAPIRequest(proxyRequest) { result in
switch result {
case let .success(reply):
completion(reply)
case let .failure(error):
let error = error.isOperationCancellationError ? URLError(.cancelled) : error
completion(
ProxyAPIResponse(
data: nil,
error: APIError(
statusCode: 0,
errorDescription: error.localizedDescription,
serverResponseCode: nil
)))
}
}
}
}
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