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//
// MullvadConnectionModeProvider.swift
// MullvadRustRuntime
//
// Created by Marco Nikic on 2025-02-20.
// Copyright © 2025 Mullvad VPN AB. All rights reserved.
//
import MullvadTypes
// swiftlint:disable:next function_body_length
public func initAccessMethodSettingsWrapper(methods: [PersistentAccessMethod])
-> SwiftAccessMethodSettingsWrapper {
// 1. Get all the built in access methods, it is expected that they are always available
let directMethod = methods.first(where: { $0.proxyConfiguration == .direct })!
let bridgesMethod = methods.first(where: { $0.proxyConfiguration == .bridges })!
let encryptedDNSMethod = methods.first(where: { $0.proxyConfiguration == .encryptedDNS })!
// 2. Get the custom access methods
let defaultMethods: [PersistentProxyConfiguration] = [.direct, .bridges, .encryptedDNS]
let customMethods = methods.filter { defaultMethods.contains($0.proxyConfiguration) == false }
// 3. Convert the builtin access methods
let directMethodRaw = convert_builtin_access_method_setting(
directMethod.id.uuidString,
directMethod.name,
directMethod.isEnabled,
UInt8(KindDirect.rawValue),
nil
)
let bridgesMethodRaw = convert_builtin_access_method_setting(
bridgesMethod.id.uuidString,
bridgesMethod.name,
bridgesMethod.isEnabled,
UInt8(KindBridge.rawValue),
nil
)
let encryptedDNSMethodRaw = convert_builtin_access_method_setting(
encryptedDNSMethod.id.uuidString,
encryptedDNSMethod.name,
encryptedDNSMethod.isEnabled,
UInt8(KindEncryptedDnsProxy.rawValue),
nil
)
var rawCustomMethods = ContiguousArray<UnsafeRawPointer?>([])
// 4. Convert the custom access methods (all takes different parameters)
for method in customMethods {
if case let .shadowsocks(config) = method.proxyConfiguration {
let serverAddress = config.server.rawValue.map { $0 }
let shadowsocksConfiguration = new_shadowsocks_access_method_setting(
serverAddress,
UInt(serverAddress.count),
config.port,
config.password,
config.cipher.rawValue.rawValue
)
let shadowsocksMethodRaw = convert_builtin_access_method_setting(
method.id.uuidString,
method.name,
method.isEnabled,
UInt8(KindShadowsocks.rawValue),
shadowsocksConfiguration
)
rawCustomMethods.append(shadowsocksMethodRaw)
}
if case let .socks5(config) = method.proxyConfiguration {
let serverAddress = config.server.rawValue.map { $0 }
let socks5Configuration = new_socks5_access_method_setting(
serverAddress,
UInt(serverAddress.count),
config.port,
config.credential?.username,
config.credential?.password
)
let socks5MethodRaw = convert_builtin_access_method_setting(
method.id.uuidString,
method.name,
method.isEnabled,
UInt8(KindSocks5Local.rawValue),
socks5Configuration
)
rawCustomMethods.append(socks5MethodRaw)
}
}
// 5. Reunite them all in one, and pass it to rust
return rawCustomMethods.withUnsafeMutableBufferPointer(
{
init_access_method_settings_wrapper(
directMethodRaw,
bridgesMethodRaw,
encryptedDNSMethodRaw,
$0.baseAddress!,
UInt(customMethods.count)
)
}
)
}
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