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network fixes

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This commit is contained in:
Christien Rioux 2023-07-19 10:07:51 -04:00
parent 0fb49bf715
commit f65400a1ce
16 changed files with 309 additions and 129 deletions
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2
veilid-flutter/lib/default_config.dart
View file

@ -118,7 +118,7 @@ Future<VeilidConfig> getDefaultVeilidConfig(String programName) async {
setValueCount: 20,
setValueFanout: 5,
minPeerCount: 20,
minPeerRefreshTimeMs: 2000,
minPeerRefreshTimeMs: 60000,
validateDialInfoReceiptTimeMs: 2000,
localSubkeyCacheSize: getLocalSubkeyCacheSize(),
localMaxSubkeyCacheMemoryMb: getLocalMaxSubkeyCacheMemoryMb(),

2
veilid-flutter/lib/routing_context.dart
View file

@ -226,6 +226,8 @@ class RouteBlob with _$RouteBlob {
/// VeilidRoutingContext
abstract class VeilidRoutingContext {
void close();
// Modifiers
VeilidRoutingContext withPrivacy();
VeilidRoutingContext withCustomPrivacy(SafetySelection safetySelection);

8
veilid-flutter/lib/veilid_crypto.dart
View file

@ -176,10 +176,18 @@ abstract class VeilidCryptoSystem {
Future<HashDigest> generateHash(Uint8List data);
//Future<HashDigest> generateHashReader(Stream<List<int>> reader);
Future<bool> validateKeyPair(PublicKey key, SecretKey secret);
Future<bool> validateKeyPairWithKeyPair(KeyPair keyPair) {
return validateKeyPair(keyPair.key, keyPair.secret);
}
Future<bool> validateHash(Uint8List data, HashDigest hash);
//Future<bool> validateHashReader(Stream<List<int>> reader, HashDigest hash);
Future<CryptoKeyDistance> distance(CryptoKey key1, CryptoKey key2);
Future<Signature> sign(PublicKey key, SecretKey secret, Uint8List data);
Future<Signature> signWithKeyPair(KeyPair keyPair, Uint8List data) {
return sign(keyPair.key, keyPair.secret, data);
}
Future<void> verify(PublicKey key, Uint8List data, Signature signature);
Future<int> aeadOverhead();
Future<Uint8List> decryptAead(Uint8List body, Nonce nonce,

171
veilid-flutter/lib/veilid_ffi.dart
View file

@ -536,7 +536,7 @@ Stream<T> processStreamJson<T>(
case messageStreamItemJson:
{
if (list[1] == null) {
throw VeilidAPIExceptionInternal(
throw const VeilidAPIExceptionInternal(
"Null MESSAGE_STREAM_ITEM_JSON value");
}
var ret = jsonDecode(list[1] as String);
@ -573,49 +573,70 @@ Stream<T> processStreamJson<T>(
}
class _Ctx {
final int id;
int? id;
final VeilidFFI ffi;
_Ctx(this.id, this.ffi);
_Ctx(int this.id, this.ffi);
void ensureValid() {
if (id == null) {
throw VeilidAPIExceptionNotInitialized();
}
}
void close() {
if (id != null) {
ffi._releaseRoutingContext(id!);
id = null;
}
}
}
// FFI implementation of VeilidRoutingContext
class VeilidRoutingContextFFI implements VeilidRoutingContext {
class VeilidRoutingContextFFI extends VeilidRoutingContext {
final _Ctx _ctx;
static final Finalizer<_Ctx> _finalizer =
Finalizer((ctx) => ctx.ffi._releaseRoutingContext(ctx.id));
static final Finalizer<_Ctx> _finalizer = Finalizer((ctx) => ctx.close());
VeilidRoutingContextFFI._(this._ctx) {
_finalizer.attach(this, _ctx, detach: this);
}
@override
void close() {
_ctx.close();
}
@override
VeilidRoutingContextFFI withPrivacy() {
final newId = _ctx.ffi._routingContextWithPrivacy(_ctx.id);
_ctx.ensureValid();
final newId = _ctx.ffi._routingContextWithPrivacy(_ctx.id!);
return VeilidRoutingContextFFI._(_Ctx(newId, _ctx.ffi));
}
@override
VeilidRoutingContextFFI withCustomPrivacy(SafetySelection safetySelection) {
_ctx.ensureValid();
final newId = _ctx.ffi._routingContextWithCustomPrivacy(
_ctx.id, jsonEncode(safetySelection).toNativeUtf8());
_ctx.id!, jsonEncode(safetySelection).toNativeUtf8());
return VeilidRoutingContextFFI._(_Ctx(newId, _ctx.ffi));
}
@override
VeilidRoutingContextFFI withSequencing(Sequencing sequencing) {
_ctx.ensureValid();
final newId = _ctx.ffi._routingContextWithSequencing(
_ctx.id, jsonEncode(sequencing).toNativeUtf8());
_ctx.id!, jsonEncode(sequencing).toNativeUtf8());
return VeilidRoutingContextFFI._(_Ctx(newId, _ctx.ffi));
}
@override
Future<Uint8List> appCall(String target, Uint8List request) async {
_ctx.ensureValid();
var nativeEncodedTarget = target.toNativeUtf8();
var nativeEncodedRequest = base64UrlNoPadEncode(request).toNativeUtf8();
final recvPort = ReceivePort("routing_context_app_call");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextAppCall(sendPort.nativePort, _ctx.id,
_ctx.ffi._routingContextAppCall(sendPort.nativePort, _ctx.id!,
nativeEncodedTarget, nativeEncodedRequest);
final out = await processFuturePlain(recvPort.first);
return base64UrlNoPadDecode(out);
@ -623,12 +644,13 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<void> appMessage(String target, Uint8List message) {
_ctx.ensureValid();
final nativeEncodedTarget = target.toNativeUtf8();
final nativeEncodedMessage = base64UrlNoPadEncode(message).toNativeUtf8();
final recvPort = ReceivePort("routing_context_app_message");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextAppMessage(sendPort.nativePort, _ctx.id,
_ctx.ffi._routingContextAppMessage(sendPort.nativePort, _ctx.id!,
nativeEncodedTarget, nativeEncodedMessage);
return processFutureVoid(recvPort.first);
}
@ -636,11 +658,12 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<DHTRecordDescriptor> createDHTRecord(DHTSchema schema,
{CryptoKind kind = 0}) async {
_ctx.ensureValid();
final nativeSchema = jsonEncode(schema).toNativeUtf8();
final recvPort = ReceivePort("routing_context_create_dht_record");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextCreateDHTRecord(
sendPort.nativePort, _ctx.id, nativeSchema, kind);
sendPort.nativePort, _ctx.id!, nativeSchema, kind);
final dhtRecordDescriptor =
await processFutureJson(DHTRecordDescriptor.fromJson, recvPort.first);
return dhtRecordDescriptor;
@ -649,13 +672,14 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<DHTRecordDescriptor> openDHTRecord(
TypedKey key, KeyPair? writer) async {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final nativeWriter =
writer != null ? jsonEncode(key).toNativeUtf8() : nullptr;
final recvPort = ReceivePort("routing_context_open_dht_record");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextOpenDHTRecord(
sendPort.nativePort, _ctx.id, nativeKey, nativeWriter);
sendPort.nativePort, _ctx.id!, nativeKey, nativeWriter);
final dhtRecordDescriptor =
await processFutureJson(DHTRecordDescriptor.fromJson, recvPort.first);
return dhtRecordDescriptor;
@ -663,32 +687,35 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<void> closeDHTRecord(TypedKey key) {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final recvPort = ReceivePort("routing_context_close_dht_record");
final sendPort = recvPort.sendPort;
_ctx.ffi
._routingContextCloseDHTRecord(sendPort.nativePort, _ctx.id, nativeKey);
_ctx.ffi._routingContextCloseDHTRecord(
sendPort.nativePort, _ctx.id!, nativeKey);
return processFutureVoid(recvPort.first);
}
@override
Future<void> deleteDHTRecord(TypedKey key) {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final recvPort = ReceivePort("routing_context_delete_dht_record");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextDeleteDHTRecord(
sendPort.nativePort, _ctx.id, nativeKey);
sendPort.nativePort, _ctx.id!, nativeKey);
return processFutureVoid(recvPort.first);
}
@override
Future<ValueData?> getDHTValue(
TypedKey key, int subkey, bool forceRefresh) async {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final recvPort = ReceivePort("routing_context_get_dht_value");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextGetDHTValue(
sendPort.nativePort, _ctx.id, nativeKey, subkey, forceRefresh);
sendPort.nativePort, _ctx.id!, nativeKey, subkey, forceRefresh);
final valueData = await processFutureJson(
optFromJson(ValueData.fromJson), recvPort.first);
return valueData;
@ -697,13 +724,14 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<ValueData?> setDHTValue(
TypedKey key, int subkey, Uint8List data) async {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final nativeData = base64UrlNoPadEncode(data).toNativeUtf8();
final recvPort = ReceivePort("routing_context_set_dht_value");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextSetDHTValue(
sendPort.nativePort, _ctx.id, nativeKey, subkey, nativeData);
sendPort.nativePort, _ctx.id!, nativeKey, subkey, nativeData);
final valueData = await processFutureJson(
optFromJson(ValueData.fromJson), recvPort.first);
return valueData;
@ -712,13 +740,14 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<Timestamp> watchDHTValues(TypedKey key, List<ValueSubkeyRange> subkeys,
Timestamp expiration, int count) async {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final nativeSubkeys = jsonEncode(subkeys).toNativeUtf8();
final nativeExpiration = expiration.value.toInt();
final recvPort = ReceivePort("routing_context_watch_dht_values");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextWatchDHTValues(sendPort.nativePort, _ctx.id,
_ctx.ffi._routingContextWatchDHTValues(sendPort.nativePort, _ctx.id!,
nativeKey, nativeSubkeys, nativeExpiration, count);
final actualExpiration = Timestamp(
value: BigInt.from(await processFuturePlain<int>(recvPort.first)));
@ -728,60 +757,82 @@ class VeilidRoutingContextFFI implements VeilidRoutingContext {
@override
Future<bool> cancelDHTWatch(
TypedKey key, List<ValueSubkeyRange> subkeys) async {
_ctx.ensureValid();
final nativeKey = jsonEncode(key).toNativeUtf8();
final nativeSubkeys = jsonEncode(subkeys).toNativeUtf8();
final recvPort = ReceivePort("routing_context_cancel_dht_watch");
final sendPort = recvPort.sendPort;
_ctx.ffi._routingContextCancelDHTWatch(
sendPort.nativePort, _ctx.id, nativeKey, nativeSubkeys);
sendPort.nativePort, _ctx.id!, nativeKey, nativeSubkeys);
final cancelled = await processFuturePlain<bool>(recvPort.first);
return cancelled;
}
}
class _TDBT {
final int id;
VeilidTableDBFFI tdbffi;
VeilidFFI ffi;
int? id;
final VeilidTableDBFFI tdbffi;
final VeilidFFI ffi;
_TDBT(this.id, this.tdbffi, this.ffi);
_TDBT(int this.id, this.tdbffi, this.ffi);
void ensureValid() {
if (id == null) {
throw VeilidAPIExceptionNotInitialized();
}
}
void close() {
if (id != null) {
ffi._releaseTableDbTransaction(id!);
id = null;
}
}
}
// FFI implementation of VeilidTableDBTransaction
class VeilidTableDBTransactionFFI extends VeilidTableDBTransaction {
final _TDBT _tdbt;
static final Finalizer<_TDBT> _finalizer =
Finalizer((tdbt) => tdbt.ffi._releaseTableDbTransaction(tdbt.id));
static final Finalizer<_TDBT> _finalizer = Finalizer((tdbt) => tdbt.close());
VeilidTableDBTransactionFFI._(this._tdbt) {
_finalizer.attach(this, _tdbt, detach: this);
}
@override
Future<void> commit() {
bool isDone() {
return _tdbt.id == null;
}
@override
Future<void> commit() async {
_tdbt.ensureValid();
final recvPort = ReceivePort("veilid_table_db_transaction_commit");
final sendPort = recvPort.sendPort;
_tdbt.ffi._tableDbTransactionCommit(
sendPort.nativePort,
_tdbt.id,
_tdbt.id!,
);
return processFutureVoid(recvPort.first);
await processFutureVoid(recvPort.first);
_tdbt.close();
}
@override
Future<void> rollback() {
Future<void> rollback() async {
_tdbt.ensureValid();
final recvPort = ReceivePort("veilid_table_db_transaction_rollback");
final sendPort = recvPort.sendPort;
_tdbt.ffi._tableDbTransactionRollback(
sendPort.nativePort,
_tdbt.id,
_tdbt.id!,
);
return processFutureVoid(recvPort.first);
await processFutureVoid(recvPort.first);
_tdbt.close();
}
@override
Future<void> store(int col, Uint8List key, Uint8List value) {
_tdbt.ensureValid();
final nativeEncodedKey = base64UrlNoPadEncode(key).toNativeUtf8();
final nativeEncodedValue = base64UrlNoPadEncode(value).toNativeUtf8();
@ -789,7 +840,7 @@ class VeilidTableDBTransactionFFI extends VeilidTableDBTransaction {
final sendPort = recvPort.sendPort;
_tdbt.ffi._tableDbTransactionStore(
sendPort.nativePort,
_tdbt.id,
_tdbt.id!,
col,
nativeEncodedKey,
nativeEncodedValue,
@ -799,13 +850,14 @@ class VeilidTableDBTransactionFFI extends VeilidTableDBTransaction {
@override
Future<void> delete(int col, Uint8List key) {
_tdbt.ensureValid();
final nativeEncodedKey = base64UrlNoPadEncode(key).toNativeUtf8();
final recvPort = ReceivePort("veilid_table_db_transaction_delete");
final sendPort = recvPort.sendPort;
_tdbt.ffi._tableDbTransactionDelete(
sendPort.nativePort,
_tdbt.id,
_tdbt.id!,
col,
nativeEncodedKey,
);
@ -814,32 +866,51 @@ class VeilidTableDBTransactionFFI extends VeilidTableDBTransaction {
}
class _TDB {
final int id;
VeilidFFI ffi;
_TDB(this.id, this.ffi);
int? id;
final VeilidFFI ffi;
_TDB(int this.id, this.ffi);
void ensureValid() {
if (id == null) {
throw VeilidAPIExceptionNotInitialized();
}
}
void close() {
if (id != null) {
ffi._releaseTableDb(id!);
id = null;
}
}
}
// FFI implementation of VeilidTableDB
class VeilidTableDBFFI extends VeilidTableDB {
final _TDB _tdb;
static final Finalizer<_TDB> _finalizer =
Finalizer((tdb) => tdb.ffi._releaseTableDb(tdb.id));
static final Finalizer<_TDB> _finalizer = Finalizer((tdb) => tdb.close());
VeilidTableDBFFI._(this._tdb) {
_finalizer.attach(this, _tdb, detach: this);
}
@override
void close() {
_tdb.close();
}
@override
int getColumnCount() {
return _tdb.ffi._tableDbGetColumnCount(_tdb.id);
_tdb.ensureValid();
return _tdb.ffi._tableDbGetColumnCount(_tdb.id!);
}
@override
Future<List<Uint8List>> getKeys(int col) {
_tdb.ensureValid();
final recvPort = ReceivePort("veilid_table_db_get_keys");
final sendPort = recvPort.sendPort;
_tdb.ffi._tableDbGetKeys(sendPort.nativePort, _tdb.id, col);
_tdb.ffi._tableDbGetKeys(sendPort.nativePort, _tdb.id!, col);
return processFutureJson(
jsonListConstructor<Uint8List>(base64UrlNoPadDecodeDynamic),
@ -848,12 +919,16 @@ class VeilidTableDBFFI extends VeilidTableDB {
@override
VeilidTableDBTransaction transact() {
final id = _tdb.ffi._tableDbTransact(_tdb.id);
_tdb.ensureValid();
final id = _tdb.ffi._tableDbTransact(_tdb.id!);
return VeilidTableDBTransactionFFI._(_TDBT(id, this, _tdb.ffi));
}
@override
Future<void> store(int col, Uint8List key, Uint8List value) {
_tdb.ensureValid();
final nativeEncodedKey = base64UrlNoPadEncode(key).toNativeUtf8();
final nativeEncodedValue = base64UrlNoPadEncode(value).toNativeUtf8();
@ -861,7 +936,7 @@ class VeilidTableDBFFI extends VeilidTableDB {
final sendPort = recvPort.sendPort;
_tdb.ffi._tableDbStore(
sendPort.nativePort,
_tdb.id,
_tdb.id!,
col,
nativeEncodedKey,
nativeEncodedValue,
@ -871,13 +946,14 @@ class VeilidTableDBFFI extends VeilidTableDB {
@override
Future<Uint8List?> load(int col, Uint8List key) async {
_tdb.ensureValid();
final nativeEncodedKey = base64UrlNoPadEncode(key).toNativeUtf8();
final recvPort = ReceivePort("veilid_table_db_load");
final sendPort = recvPort.sendPort;
_tdb.ffi._tableDbLoad(
sendPort.nativePort,
_tdb.id,
_tdb.id!,
col,
nativeEncodedKey,
);
@ -890,13 +966,14 @@ class VeilidTableDBFFI extends VeilidTableDB {
@override
Future<Uint8List?> delete(int col, Uint8List key) async {
_tdb.ensureValid();
final nativeEncodedKey = base64UrlNoPadEncode(key).toNativeUtf8();
final recvPort = ReceivePort("veilid_table_db_delete");
final sendPort = recvPort.sendPort;
_tdb.ffi._tableDbDelete(
sendPort.nativePort,
_tdb.id,
_tdb.id!,
col,
nativeEncodedKey,
);
@ -909,7 +986,7 @@ class VeilidTableDBFFI extends VeilidTableDB {
}
// FFI implementation of VeilidCryptoSystem
class VeilidCryptoSystemFFI implements VeilidCryptoSystem {
class VeilidCryptoSystemFFI extends VeilidCryptoSystem {
final CryptoKind _kind;
final VeilidFFI _ffi;
@ -1154,7 +1231,7 @@ class VeilidCryptoSystemFFI implements VeilidCryptoSystem {
}
// FFI implementation of high level Veilid API
class VeilidFFI implements Veilid {
class VeilidFFI extends Veilid {
// veilid_core shared library
final DynamicLibrary _dylib;

173
veilid-flutter/lib/veilid_js.dart
View file

@ -22,75 +22,98 @@ Future<T> _wrapApiPromise<T>(Object p) {
}
class _Ctx {
final int id;
int? id;
final VeilidJS js;
_Ctx(this.id, this.js);
_Ctx(int this.id, this.js);
void ensureValid() {
if (id == null) {
throw VeilidAPIExceptionNotInitialized();
}
}
void close() {
if (id != null) {
js_util.callMethod(wasm, "release_routing_context", [id!]);
id = null;
}
}
}
// JS implementation of VeilidRoutingContext
class VeilidRoutingContextJS implements VeilidRoutingContext {
class VeilidRoutingContextJS extends VeilidRoutingContext {
final _Ctx _ctx;
static final Finalizer<_Ctx> _finalizer = Finalizer(
(ctx) => js_util.callMethod(wasm, "release_routing_context", [ctx.id]));
static final Finalizer<_Ctx> _finalizer = Finalizer((ctx) => ctx.close());
VeilidRoutingContextJS._(this._ctx) {
_finalizer.attach(this, _ctx, detach: this);
}
@override
void close() {
_ctx.close();
}
@override
VeilidRoutingContextJS withPrivacy() {
_ctx.ensureValid();
int newId =
js_util.callMethod(wasm, "routing_context_with_privacy", [_ctx.id]);
js_util.callMethod(wasm, "routing_context_with_privacy", [_ctx.id!]);
return VeilidRoutingContextJS._(_Ctx(newId, _ctx.js));
}
@override
VeilidRoutingContextJS withCustomPrivacy(SafetySelection safetySelection) {
_ctx.ensureValid();
final newId = js_util.callMethod(
wasm,
"routing_context_with_custom_privacy",
[_ctx.id, jsonEncode(safetySelection)]);
[_ctx.id!, jsonEncode(safetySelection)]);
return VeilidRoutingContextJS._(_Ctx(newId, _ctx.js));
}
@override
VeilidRoutingContextJS withSequencing(Sequencing sequencing) {
_ctx.ensureValid();
final newId = js_util.callMethod(wasm, "routing_context_with_sequencing",
[_ctx.id, jsonEncode(sequencing)]);
[_ctx.id!, jsonEncode(sequencing)]);
return VeilidRoutingContextJS._(_Ctx(newId, _ctx.js));
}
@override
Future<Uint8List> appCall(String target, Uint8List request) async {
_ctx.ensureValid();
var encodedRequest = base64UrlNoPadEncode(request);
return base64UrlNoPadDecode(await _wrapApiPromise(js_util.callMethod(
wasm, "routing_context_app_call", [_ctx.id, target, encodedRequest])));
wasm, "routing_context_app_call", [_ctx.id!, target, encodedRequest])));
}
@override
Future<void> appMessage(String target, Uint8List message) {
_ctx.ensureValid();
var encodedMessage = base64UrlNoPadEncode(message);
return _wrapApiPromise(js_util.callMethod(wasm,
"routing_context_app_message", [_ctx.id, target, encodedMessage]));
"routing_context_app_message", [_ctx.id!, target, encodedMessage]));
}
@override
Future<DHTRecordDescriptor> createDHTRecord(DHTSchema schema,
{CryptoKind kind = 0}) async {
_ctx.ensureValid();
return DHTRecordDescriptor.fromJson(jsonDecode(await _wrapApiPromise(js_util
.callMethod(wasm, "routing_context_create_dht_record",
[_ctx.id, jsonEncode(schema), kind]))));
[_ctx.id!, jsonEncode(schema), kind]))));
}
@override
Future<DHTRecordDescriptor> openDHTRecord(
TypedKey key, KeyPair? writer) async {
_ctx.ensureValid();
return DHTRecordDescriptor.fromJson(jsonDecode(await _wrapApiPromise(js_util
.callMethod(wasm, "routing_context_open_dht_record", [
_ctx.id,
_ctx.id!,
jsonEncode(key),
writer != null ? jsonEncode(writer) : null
]))));
@ -98,42 +121,47 @@ class VeilidRoutingContextJS implements VeilidRoutingContext {
@override
Future<void> closeDHTRecord(TypedKey key) {
_ctx.ensureValid();
return _wrapApiPromise(js_util.callMethod(
wasm, "routing_context_close_dht_record", [_ctx.id, jsonEncode(key)]));
wasm, "routing_context_close_dht_record", [_ctx.id!, jsonEncode(key)]));
}
@override
Future<void> deleteDHTRecord(TypedKey key) {
return _wrapApiPromise(js_util.callMethod(
wasm, "routing_context_delete_dht_record", [_ctx.id, jsonEncode(key)]));
_ctx.ensureValid();
return _wrapApiPromise(js_util.callMethod(wasm,
"routing_context_delete_dht_record", [_ctx.id!, jsonEncode(key)]));
}
@override
Future<ValueData?> getDHTValue(
TypedKey key, int subkey, bool forceRefresh) async {
_ctx.ensureValid();
final opt = await _wrapApiPromise(js_util.callMethod(
wasm,
"routing_context_get_dht_value",
[_ctx.id, jsonEncode(key), subkey, forceRefresh]));
[_ctx.id!, jsonEncode(key), subkey, forceRefresh]));
return opt == null ? null : ValueData.fromJson(jsonDecode(opt));
}
@override
Future<ValueData?> setDHTValue(
TypedKey key, int subkey, Uint8List data) async {
_ctx.ensureValid();
final opt = await _wrapApiPromise(js_util.callMethod(
wasm,
"routing_context_set_dht_value",
[_ctx.id, jsonEncode(key), subkey, base64UrlNoPadEncode(data)]));
[_ctx.id!, jsonEncode(key), subkey, base64UrlNoPadEncode(data)]));
return opt == null ? null : ValueData.fromJson(jsonDecode(opt));
}
@override
Future<Timestamp> watchDHTValues(TypedKey key, List<ValueSubkeyRange> subkeys,
Timestamp expiration, int count) async {
_ctx.ensureValid();
final ts = await _wrapApiPromise(js_util.callMethod(
wasm, "routing_context_watch_dht_values", [
_ctx.id,
_ctx.id!,
jsonEncode(key),
jsonEncode(subkeys),
expiration.toString(),
@ -144,15 +172,16 @@ class VeilidRoutingContextJS implements VeilidRoutingContext {
@override
Future<bool> cancelDHTWatch(TypedKey key, List<ValueSubkeyRange> subkeys) {
_ctx.ensureValid();
return _wrapApiPromise(js_util.callMethod(
wasm,
"routing_context_cancel_dht_watch",
[_ctx.id, jsonEncode(key), jsonEncode(subkeys)]));
[_ctx.id!, jsonEncode(key), jsonEncode(subkeys)]));
}
}
// JS implementation of VeilidCryptoSystem
class VeilidCryptoSystemJS implements VeilidCryptoSystem {
class VeilidCryptoSystemJS extends VeilidCryptoSystem {
final CryptoKind _kind;
final VeilidJS _js;
@ -327,105 +356,146 @@ class VeilidCryptoSystemJS implements VeilidCryptoSystem {
}
class _TDBT {
final int id;
VeilidTableDBJS tdbjs;
VeilidJS js;
int? id;
final VeilidTableDBJS tdbjs;
final VeilidJS js;
_TDBT(this.id, this.tdbjs, this.js);
void ensureValid() {
if (id == null) {
throw VeilidAPIExceptionNotInitialized();
}
}
void close() {
if (id != null) {
js_util.callMethod(wasm, "release_table_db_transaction", [id!]);
id = null;
}
}
}
// JS implementation of VeilidTableDBTransaction
class VeilidTableDBTransactionJS extends VeilidTableDBTransaction {
final _TDBT _tdbt;
static final Finalizer<_TDBT> _finalizer = Finalizer((tdbt) =>
js_util.callMethod(wasm, "release_table_db_transaction", [tdbt.id]));
static final Finalizer<_TDBT> _finalizer = Finalizer((tdbt) => tdbt.close());
VeilidTableDBTransactionJS._(this._tdbt) {
_finalizer.attach(this, _tdbt, detach: this);
}
@override
Future<void> commit() {
return _wrapApiPromise(
js_util.callMethod(wasm, "table_db_transaction_commit", [_tdbt.id]));
bool isDone() {
return _tdbt.id == null;
}
@override
Future<void> rollback() {
return _wrapApiPromise(
js_util.callMethod(wasm, "table_db_transaction_rollback", [_tdbt.id]));
Future<void> commit() async {
_tdbt.ensureValid();
await _wrapApiPromise(
js_util.callMethod(wasm, "table_db_transaction_commit", [_tdbt.id!]));
_tdbt.close();
}
@override
Future<void> store(int col, Uint8List key, Uint8List value) {
Future<void> rollback() async {
_tdbt.ensureValid();
await _wrapApiPromise(
js_util.callMethod(wasm, "table_db_transaction_rollback", [_tdbt.id!]));
_tdbt.close();
}
@override
Future<void> store(int col, Uint8List key, Uint8List value) async {
_tdbt.ensureValid();
final encodedKey = base64UrlNoPadEncode(key);
final encodedValue = base64UrlNoPadEncode(value);
return _wrapApiPromise(js_util.callMethod(
wasm,
"table_db_transaction_store",
[_tdbt.id, col, encodedKey, encodedValue]));
await _wrapApiPromise(js_util.callMethod(wasm, "table_db_transaction_store",
[_tdbt.id!, col, encodedKey, encodedValue]));
}
@override
Future<void> delete(int col, Uint8List key) {
Future<void> delete(int col, Uint8List key) async {
_tdbt.ensureValid();
final encodedKey = base64UrlNoPadEncode(key);
return _wrapApiPromise(js_util.callMethod(
wasm, "table_db_transaction_delete", [_tdbt.id, col, encodedKey]));
await _wrapApiPromise(js_util.callMethod(
wasm, "table_db_transaction_delete", [_tdbt.id!, col, encodedKey]));
}
}
class _TDB {
final int id;
VeilidJS js;
int? id;
final VeilidJS js;
_TDB(this.id, this.js);
_TDB(int this.id, this.js);
void ensureValid() {
if (id == null) {
throw VeilidAPIExceptionNotInitialized();
}
}
void close() {
if (id != null) {
js_util.callMethod(wasm, "release_table_db", [id!]);
id = null;
}
}
}
// JS implementation of VeilidTableDB
class VeilidTableDBJS extends VeilidTableDB {
final _TDB _tdb;
static final Finalizer<_TDB> _finalizer = Finalizer(
(tdb) => js_util.callMethod(wasm, "release_table_db", [tdb.id]));
static final Finalizer<_TDB> _finalizer = Finalizer((tdb) => tdb.close());
VeilidTableDBJS._(this._tdb) {
_finalizer.attach(this, _tdb, detach: this);
}
@override
void close() {
_tdb.close();
}
@override
int getColumnCount() {
return js_util.callMethod(wasm, "table_db_get_column_count", [_tdb.id]);
_tdb.ensureValid();
return js_util.callMethod(wasm, "table_db_get_column_count", [_tdb.id!]);
}
@override
Future<List<Uint8List>> getKeys(int col) async {
_tdb.ensureValid();
return jsonListConstructor(base64UrlNoPadDecodeDynamic)(jsonDecode(
await js_util.callMethod(wasm, "table_db_get_keys", [_tdb.id, col])));
await js_util.callMethod(wasm, "table_db_get_keys", [_tdb.id!, col])));
}
@override
VeilidTableDBTransaction transact() {
final id = js_util.callMethod(wasm, "table_db_transact", [_tdb.id]);
_tdb.ensureValid();
final id = js_util.callMethod(wasm, "table_db_transact", [_tdb.id!]);
return VeilidTableDBTransactionJS._(_TDBT(id, this, _tdb.js));
}
@override
Future<void> store(int col, Uint8List key, Uint8List value) {
_tdb.ensureValid();
final encodedKey = base64UrlNoPadEncode(key);
final encodedValue = base64UrlNoPadEncode(value);
return _wrapApiPromise(js_util.callMethod(
wasm, "table_db_store", [_tdb.id, col, encodedKey, encodedValue]));
wasm, "table_db_store", [_tdb.id!, col, encodedKey, encodedValue]));
}
@override
Future<Uint8List?> load(int col, Uint8List key) async {
_tdb.ensureValid();
final encodedKey = base64UrlNoPadEncode(key);
String? out = await _wrapApiPromise(
js_util.callMethod(wasm, "table_db_load", [_tdb.id, col, encodedKey]));
js_util.callMethod(wasm, "table_db_load", [_tdb.id!, col, encodedKey]));
if (out == null) {
return null;
}
@ -434,16 +504,17 @@ class VeilidTableDBJS extends VeilidTableDB {
@override
Future<Uint8List?> delete(int col, Uint8List key) {
_tdb.ensureValid();
final encodedKey = base64UrlNoPadEncode(key);
return _wrapApiPromise(js_util
.callMethod(wasm, "table_db_delete", [_tdb.id, col, encodedKey]));
.callMethod(wasm, "table_db_delete", [_tdb.id!, col, encodedKey]));
}
}
// JS implementation of high level Veilid API
class VeilidJS implements Veilid {
class VeilidJS extends Veilid {
@override
void initializeVeilidCore(Map<String, dynamic> platformConfigJson) {
var platformConfigJsonString = jsonEncode(platformConfigJson);

2
veilid-flutter/lib/veilid_table_db.dart
View file

@ -5,6 +5,7 @@ import 'dart:convert';
/////////////////////////////////////
/// VeilidTableDB
abstract class VeilidTableDBTransaction {
bool isDone();
Future<void> commit();
Future<void> rollback();
Future<void> store(int col, Uint8List key, Uint8List value);
@ -24,6 +25,7 @@ abstract class VeilidTableDBTransaction {
}
abstract class VeilidTableDB {
void close();
int getColumnCount();
Future<List<Uint8List>> getKeys(int col);
VeilidTableDBTransaction transact();