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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| import 'dart:convert'; | ||
| import 'dart:ffi' as ffi; | ||
| import 'dart:io'; | ||
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| import 'package:ffi/ffi.dart'; | ||
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| String _libraryName(String baseName) { | ||
| if (Platform.isLinux) return 'lib$baseName.so'; | ||
| if (Platform.isWindows) return '$baseName.dll'; | ||
| if (Platform.isMacOS) return 'lib$baseName.dylib'; | ||
| throw const OSError('OS not supported'); | ||
| } | ||
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| extension on ffi.Pointer<Utf8> { | ||
| String get string { | ||
| if (this == ffi.nullptr) { | ||
| throw Exception("Couldn't retrieve data through FFI"); | ||
| } | ||
| final string = toDartString(); | ||
| malloc.free(this); | ||
| return string; | ||
| } | ||
| } | ||
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| final _lib = ffi.DynamicLibrary.open(_libraryName('dart_ffi')); | ||
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| final _multipassVersion = _lib.lookupFunction<ffi.Pointer<Utf8> Function(), | ||
| ffi.Pointer<Utf8> Function()>('multipass_version'); | ||
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| final _generatePetname = _lib.lookupFunction<ffi.Pointer<Utf8> Function(), | ||
| ffi.Pointer<Utf8> Function()>('generate_petname'); | ||
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| final _getServerAddress = _lib.lookupFunction<ffi.Pointer<Utf8> Function(), | ||
| ffi.Pointer<Utf8> Function()>('get_server_address'); | ||
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| final class _NativeKeyCertificatePair extends ffi.Struct { | ||
| // ignore: non_constant_identifier_names | ||
| external ffi.Pointer<Utf8> pem_cert; | ||
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| // ignore: non_constant_identifier_names | ||
| external ffi.Pointer<Utf8> pem_cert_key; | ||
| } | ||
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| class KeyCertificatePair { | ||
| final List<int> cert; | ||
| final List<int> key; | ||
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| KeyCertificatePair(this.cert, this.key); | ||
| } | ||
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| final _getCertPair = _lib.lookupFunction<_NativeKeyCertificatePair Function(), | ||
| _NativeKeyCertificatePair Function()>('get_cert_pair'); | ||
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| String get multipassVersion => _multipassVersion().toDartString(); | ||
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| String generatePetname() { | ||
| return _generatePetname().string; | ||
| } | ||
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| Uri getServerAddress() { | ||
| final address = _getServerAddress().string; | ||
| final unixRegex = RegExp('unix:(.+)'); | ||
| final unixSocketPath = unixRegex.firstMatch(address)?.group(1); | ||
| if (unixSocketPath != null) { | ||
| return Uri(scheme: InternetAddressType.unix.name, path: unixSocketPath); | ||
| } | ||
| final tcpRegex = RegExp(r'^(.+):(\d+)$'); | ||
| final tcpMatch = tcpRegex.firstMatch(address); | ||
| if (tcpMatch != null) { | ||
| return Uri(host: tcpMatch.group(1), port: int.parse(tcpMatch.group(2)!)); | ||
| } | ||
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| throw Exception("Couldn't retrieve data through FFI"); | ||
| } | ||
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| KeyCertificatePair getCertPair() { | ||
| final pair = _getCertPair(); | ||
| final cert = utf8.encode(pair.pem_cert.string); | ||
| final key = utf8.encode(pair.pem_cert_key.string); | ||
| return KeyCertificatePair(cert, key); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -8,6 +8,7 @@ environment: | |
| sdk: '>=3.0.3 <4.0.0' | ||
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| dependencies: | ||
| ffi: ^2.0.2 | ||
| flutter: | ||
| sdk: flutter | ||
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