mirror of
https://github.com/dart-lang/sdk
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3c298dbca5
TEST=build Change-Id: I18fc7cfe725dc978d4b23de6191e455ac7cd75e5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/293800 Reviewed-by: Siva Annamalai <asiva@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
361 lines
13 KiB
C++
361 lines
13 KiB
C++
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "bin/sync_socket.h"
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#include "bin/dartutils.h"
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#include "bin/io_buffer.h"
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#include "bin/isolate_data.h"
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#include "bin/lockers.h"
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#include "bin/thread.h"
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#include "bin/utils.h"
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#include "include/dart_api.h"
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#include "platform/globals.h"
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#include "platform/utils.h"
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#define DART_CHECK_ERROR_AND_CLEANUP(handle, ptr) \
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do { \
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if (Dart_IsError((handle))) { \
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delete (ptr); \
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Dart_SetReturnValue(args, (handle)); \
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return; \
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} \
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} while (0)
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#define DART_CHECK_ERROR(handle) \
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do { \
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if (Dart_IsError((handle))) { \
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Dart_SetReturnValue(args, (handle)); \
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return; \
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} \
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} while (0)
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namespace dart {
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namespace bin {
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static constexpr int kSocketIdNativeField = 0;
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void FUNCTION_NAME(SynchronousSocket_LookupRequest)(Dart_NativeArguments args) {
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if (Dart_GetNativeArgumentCount(args) != 2) {
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Dart_SetReturnValue(
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args, DartUtils::NewDartArgumentError("Invalid argument count."));
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return;
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}
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char* peer = nullptr;
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Dart_Handle host_arg =
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Dart_GetNativeStringArgument(args, 0, reinterpret_cast<void**>(&peer));
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DART_CHECK_ERROR(host_arg);
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char* host = nullptr;
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host_arg = Dart_StringToCString(host_arg, const_cast<const char**>(&host));
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DART_CHECK_ERROR(host_arg);
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int64_t type = 0;
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Dart_Handle port_error = Dart_GetNativeIntegerArgument(args, 1, &type);
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DART_CHECK_ERROR(port_error);
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OSError* os_error = nullptr;
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AddressList<SocketAddress>* addresses =
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SocketBase::LookupAddress(host, type, &os_error);
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if (addresses == nullptr) {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError(os_error));
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return;
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}
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Dart_Handle array = Dart_NewList(addresses->count());
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DART_CHECK_ERROR_AND_CLEANUP(array, addresses);
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for (intptr_t i = 0; i < addresses->count(); i++) {
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SocketAddress* addr = addresses->GetAt(i);
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Dart_Handle entry = Dart_NewList(3);
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DART_CHECK_ERROR_AND_CLEANUP(entry, addresses);
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Dart_Handle type = Dart_NewInteger(addr->GetType());
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DART_CHECK_ERROR_AND_CLEANUP(type, addresses);
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Dart_Handle error = Dart_ListSetAt(entry, 0, type);
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DART_CHECK_ERROR_AND_CLEANUP(error, addresses);
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Dart_Handle as_string = Dart_NewStringFromCString(addr->as_string());
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DART_CHECK_ERROR_AND_CLEANUP(as_string, addresses);
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error = Dart_ListSetAt(entry, 1, as_string);
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DART_CHECK_ERROR_AND_CLEANUP(error, addresses);
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RawAddr raw = addr->addr();
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Dart_Handle data = SocketAddress::ToTypedData(raw);
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DART_CHECK_ERROR_AND_CLEANUP(data, addresses);
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error = Dart_ListSetAt(entry, 2, data);
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DART_CHECK_ERROR_AND_CLEANUP(error, addresses);
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error = Dart_ListSetAt(array, i, entry);
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DART_CHECK_ERROR_AND_CLEANUP(error, addresses);
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}
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delete addresses;
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Dart_SetReturnValue(args, array);
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return;
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}
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void FUNCTION_NAME(SynchronousSocket_CreateConnectSync)(
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Dart_NativeArguments args) {
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RawAddr addr;
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SocketAddress::GetSockAddr(Dart_GetNativeArgument(args, 1), &addr);
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Dart_Handle port_arg = Dart_GetNativeArgument(args, 2);
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DART_CHECK_ERROR(port_arg);
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int64_t port = DartUtils::GetInt64ValueCheckRange(port_arg, 0, 65535);
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SocketAddress::SetAddrPort(&addr, static_cast<intptr_t>(port));
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intptr_t socket = SynchronousSocket::CreateConnect(addr);
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if (socket >= 0) {
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Dart_Handle error = SynchronousSocket::SetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), new SynchronousSocket(socket));
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DART_CHECK_ERROR(error);
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Dart_SetBooleanReturnValue(args, true);
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} else {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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}
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}
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void FUNCTION_NAME(SynchronousSocket_WriteList)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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Dart_Handle buffer_obj = Dart_GetNativeArgument(args, 1);
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if (!Dart_IsList(buffer_obj)) {
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Dart_SetReturnValue(args, DartUtils::NewDartArgumentError(
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"First parameter must be a List<int>"));
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return;
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}
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intptr_t offset = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 2));
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intptr_t length = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 3));
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Dart_TypedData_Type type;
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uint8_t* buffer = nullptr;
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intptr_t len;
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result = Dart_TypedDataAcquireData(buffer_obj, &type,
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reinterpret_cast<void**>(&buffer), &len);
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DART_CHECK_ERROR(result);
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ASSERT((offset + length) <= len);
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buffer += offset;
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intptr_t bytes_written =
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SynchronousSocket::Write(socket->fd(), buffer, length);
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Dart_TypedDataReleaseData(buffer_obj);
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if (bytes_written >= 0) {
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Dart_SetIntegerReturnValue(args, bytes_written);
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} else {
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OSError os_error;
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Dart_SetReturnValue(args, DartUtils::NewDartOSError(&os_error));
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}
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}
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void FUNCTION_NAME(SynchronousSocket_ReadList)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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Dart_Handle buffer_obj = Dart_GetNativeArgument(args, 1);
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if (!Dart_IsList(buffer_obj)) {
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Dart_SetReturnValue(args, DartUtils::NewDartArgumentError(
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"First parameter must be a List<int>"));
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return;
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}
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intptr_t offset = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 2));
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intptr_t bytes = DartUtils::GetIntptrValue(Dart_GetNativeArgument(args, 3));
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intptr_t array_len = 0;
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result = Dart_ListLength(buffer_obj, &array_len);
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DART_CHECK_ERROR(result);
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uint8_t* buffer = Dart_ScopeAllocate(bytes);
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intptr_t bytes_read = SynchronousSocket::Read(socket->fd(), buffer, bytes);
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if (bytes_read < 0) {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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return;
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}
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if (bytes_read > 0) {
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result = Dart_ListSetAsBytes(buffer_obj, offset, buffer, bytes_read);
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DART_CHECK_ERROR(result);
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}
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Dart_SetIntegerReturnValue(args, bytes_read);
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}
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void FUNCTION_NAME(SynchronousSocket_Available)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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intptr_t available = SynchronousSocket::Available(socket->fd());
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if (available >= 0) {
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Dart_SetIntegerReturnValue(args, available);
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} else {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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}
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}
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void FUNCTION_NAME(SynchronousSocket_CloseSync)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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SynchronousSocket::Close(socket->fd());
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socket->SetClosedFd();
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}
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void FUNCTION_NAME(SynchronousSocket_Read)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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int64_t length = 0;
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if (!DartUtils::GetInt64Value(Dart_GetNativeArgument(args, 1), &length) ||
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(length < 0)) {
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Dart_SetReturnValue(args, DartUtils::NewDartArgumentError(
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"First parameter must be an integer."));
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return;
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}
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uint8_t* buffer = nullptr;
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result = IOBuffer::Allocate(length, &buffer);
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if (Dart_IsNull(result)) {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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return;
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}
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ASSERT(buffer != nullptr);
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intptr_t bytes_read = SynchronousSocket::Read(socket->fd(), buffer, length);
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if (bytes_read == length) {
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Dart_SetReturnValue(args, result);
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} else if (bytes_read > 0) {
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uint8_t* new_buffer = nullptr;
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Dart_Handle new_result = IOBuffer::Allocate(bytes_read, &new_buffer);
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if (Dart_IsNull(new_result)) {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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return;
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}
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ASSERT(new_buffer != nullptr);
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memmove(new_buffer, buffer, bytes_read);
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Dart_SetReturnValue(args, new_result);
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} else if (bytes_read == -1) {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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}
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}
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void FUNCTION_NAME(SynchronousSocket_ShutdownRead)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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SynchronousSocket::ShutdownRead(socket->fd());
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}
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void FUNCTION_NAME(SynchronousSocket_ShutdownWrite)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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SynchronousSocket::ShutdownWrite(socket->fd());
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}
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void FUNCTION_NAME(SynchronousSocket_GetPort)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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intptr_t port = SynchronousSocket::GetPort(socket->fd());
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if (port > 0) {
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Dart_SetReturnValue(args, Dart_NewInteger(port));
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} else {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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}
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}
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void FUNCTION_NAME(SynchronousSocket_GetRemotePeer)(Dart_NativeArguments args) {
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SynchronousSocket* socket = nullptr;
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Dart_Handle result = SynchronousSocket::GetSocketIdNativeField(
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Dart_GetNativeArgument(args, 0), &socket);
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DART_CHECK_ERROR(result);
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intptr_t port = 0;
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SocketAddress* addr = SynchronousSocket::GetRemotePeer(socket->fd(), &port);
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if (addr == nullptr) {
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Dart_SetReturnValue(args, DartUtils::NewDartOSError());
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return;
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}
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Dart_Handle list = Dart_NewList(2);
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DART_CHECK_ERROR_AND_CLEANUP(list, addr);
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Dart_Handle entry = Dart_NewList(3);
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DART_CHECK_ERROR_AND_CLEANUP(entry, addr);
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Dart_Handle error =
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Dart_ListSetAt(entry, 0, Dart_NewInteger(addr->GetType()));
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DART_CHECK_ERROR_AND_CLEANUP(error, addr);
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error =
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Dart_ListSetAt(entry, 1, Dart_NewStringFromCString(addr->as_string()));
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DART_CHECK_ERROR_AND_CLEANUP(error, addr);
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RawAddr raw = addr->addr();
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error = Dart_ListSetAt(entry, 2, SocketAddress::ToTypedData(raw));
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DART_CHECK_ERROR_AND_CLEANUP(error, addr);
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error = Dart_ListSetAt(list, 0, entry);
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DART_CHECK_ERROR_AND_CLEANUP(error, addr);
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error = Dart_ListSetAt(list, 1, Dart_NewInteger(port));
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DART_CHECK_ERROR_AND_CLEANUP(error, addr);
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Dart_SetReturnValue(args, list);
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delete addr;
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}
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static void SynchronousSocketFinalizer(void* isolate_data, void* data) {
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SynchronousSocket* socket = reinterpret_cast<SynchronousSocket*>(data);
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if (socket->fd() >= 0) {
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SynchronousSocket::Close(socket->fd());
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socket->SetClosedFd();
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}
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delete socket;
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}
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Dart_Handle SynchronousSocket::SetSocketIdNativeField(
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Dart_Handle handle,
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SynchronousSocket* socket) {
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Dart_Handle error = Dart_SetNativeInstanceField(
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handle, kSocketIdNativeField, reinterpret_cast<intptr_t>(socket));
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if (Dart_IsError(error)) {
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delete socket;
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return error;
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}
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Dart_NewFinalizableHandle(handle, reinterpret_cast<void*>(socket),
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sizeof(SynchronousSocket),
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SynchronousSocketFinalizer);
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return error;
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}
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Dart_Handle SynchronousSocket::GetSocketIdNativeField(
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Dart_Handle socket_obj,
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SynchronousSocket** socket) {
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ASSERT(socket != nullptr);
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intptr_t id;
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Dart_Handle result =
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Dart_GetNativeInstanceField(socket_obj, kSocketIdNativeField, &id);
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if (Dart_IsError(result)) {
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return result;
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}
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*socket = reinterpret_cast<SynchronousSocket*>(id);
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if (*socket == nullptr) {
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Dart_PropagateError(Dart_NewUnhandledExceptionError(
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DartUtils::NewInternalError("No native peer")));
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}
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return result;
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}
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} // namespace bin
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} // namespace dart
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