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Unified Diff: mojo/public/dart/src/mojo_dart_core.cc

Issue 728553002: Update mojo sdk to rev afb4440fd5a10cba980878c326180b7ad7960480 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 6 years, 1 month ago
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Index: mojo/public/dart/src/mojo_dart_core.cc
diff --git a/mojo/public/dart/src/mojo_dart_core.cc b/mojo/public/dart/src/mojo_dart_core.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7cb50d8c4fa9a37184fb0f6849b225bae549d5ed
--- /dev/null
+++ b/mojo/public/dart/src/mojo_dart_core.cc
@@ -0,0 +1,659 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <stdio.h>
+#include <string.h>
+
+#include "base/memory/scoped_ptr.h"
+#include "dart/runtime/include/dart_api.h"
+#include "mojo/public/c/system/core.h"
+#include "mojo/public/platform/native/system_thunks.h"
+
+
+static Dart_NativeFunction ResolveName(
+ Dart_Handle name, int argc, bool* auto_setup_scope);
+
+
+DART_EXPORT Dart_Handle mojo_dart_core_Init(Dart_Handle parent_library) {
+ if (Dart_IsError(parent_library)) {
+ return parent_library;
+ }
+
+ Dart_Handle result_code = Dart_SetNativeResolver(
+ parent_library, ResolveName, NULL);
+ if (Dart_IsError(result_code)) {
+ return result_code;
+ }
+
+ return Dart_Null();
+}
+
+
+static Dart_Handle HandleError(Dart_Handle handle) {
+ if (Dart_IsError(handle)) {
+ Dart_PropagateError(handle);
+ }
+ return handle;
+}
+
+
+static void SetNullReturn(Dart_NativeArguments arguments) {
+ Dart_SetReturnValue(arguments, Dart_Null());
+}
+
+
+static void SetInvalidArgumentReturn(Dart_NativeArguments arguments) {
+ Dart_SetIntegerReturnValue(
+ arguments, static_cast<int64_t>(MOJO_RESULT_INVALID_ARGUMENT));
+}
+
+
+#define CHECK_INTEGER_ARGUMENT(args, num, result, failure) \
+ { \
+ Dart_Handle __status; \
+ __status = Dart_GetNativeIntegerArgument(args, num, result); \
+ if (Dart_IsError(__status)) { \
+ Set##failure##Return(arguments); \
+ return; \
+ } \
+ } \
+
+
+extern "C" {
+ extern size_t MojoSetSystemThunks(const MojoSystemThunks* system_thunks);
+}
+
+
+static void MojoSystemThunks_Set(Dart_NativeArguments arguments) {
+ int64_t thunks_addr = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &thunks_addr, Null);
+
+ MojoSystemThunks* thunks = reinterpret_cast<MojoSystemThunks*>(thunks_addr);
+ MojoSetSystemThunks(thunks);
+
+ Dart_SetReturnValue(arguments, Dart_Null());
+}
+
+
+static void MojoHandle_Close(Dart_NativeArguments arguments) {
+ int64_t handle;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, InvalidArgument);
+
+ MojoResult res = MojoClose(static_cast<MojoHandle>(handle));
+
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(res));
+}
+
+
+static void MojoHandle_Wait(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t signals = 0;
+ int64_t deadline = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, InvalidArgument);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &signals, InvalidArgument);
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &deadline, InvalidArgument);
+
+ MojoResult r = MojoWait(static_cast<MojoHandle>(handle),
+ static_cast<MojoHandleSignals>(signals),
+ static_cast<MojoDeadline>(deadline));
+
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(r));
+}
+
+
+static void MojoHandle_WaitMany(Dart_NativeArguments arguments) {
+ int64_t num_handles = 0;
+ int64_t deadline = 0;
+ Dart_Handle handles = Dart_GetNativeArgument(arguments, 0);
+ Dart_Handle signals = Dart_GetNativeArgument(arguments, 1);
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &num_handles, InvalidArgument);
+ CHECK_INTEGER_ARGUMENT(arguments, 3, &deadline, InvalidArgument);
+
+ if (!Dart_IsList(handles) || !Dart_IsList(signals)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+
+ intptr_t handles_len = 0;
+ intptr_t signals_len = 0;
+ Dart_ListLength(handles, &handles_len);
+ Dart_ListLength(signals, &signals_len);
+ if ((handles_len != num_handles) || (signals_len != num_handles)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+
+ scoped_ptr<MojoHandle[]> mojo_handles(new MojoHandle[num_handles]);
+ scoped_ptr<MojoHandleSignals[]> mojo_signals(
+ new MojoHandleSignals[num_handles]);
+
+ for (int i = 0; i < num_handles; i++) {
+ Dart_Handle dart_handle = Dart_ListGetAt(handles, i);
+ Dart_Handle dart_signal = Dart_ListGetAt(signals, i);
+ if (!Dart_IsInteger(dart_handle) || !Dart_IsInteger(dart_signal)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+ int64_t mojo_handle = 0;
+ int64_t mojo_signal = 0;
+ Dart_IntegerToInt64(dart_handle, &mojo_handle);
+ Dart_IntegerToInt64(dart_signal, &mojo_signal);
+ mojo_handles[i] = static_cast<MojoHandle>(mojo_handle);
+ mojo_signals[i] = static_cast<MojoHandleSignals>(mojo_signal);
+ }
+
+ MojoResult res = MojoWaitMany(mojo_handles.get(), mojo_signals.get(),
+ static_cast<uint32_t>(num_handles),
+ static_cast<MojoDeadline>(deadline));
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(res));
+}
+
+
+static void MojoSharedBuffer_Create(Dart_NativeArguments arguments) {
+ int64_t num_bytes = 0;
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &num_bytes, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &flags, Null);
+
+ MojoCreateSharedBufferOptions options;
+ options.struct_size = sizeof(MojoCreateSharedBufferOptions);
+ options.flags = static_cast<MojoCreateSharedBufferOptionsFlags>(flags);
+
+ MojoHandle out = MOJO_HANDLE_INVALID;;
+ MojoResult res = MojoCreateSharedBuffer(
+ &options, static_cast<int32_t>(num_bytes), &out);
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(out));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoSharedBuffer_Duplicate(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &flags, Null);
+
+ MojoDuplicateBufferHandleOptions options;
+ options.struct_size = sizeof(MojoDuplicateBufferHandleOptions);
+ options.flags = static_cast<MojoDuplicateBufferHandleOptionsFlags>(flags);
+
+ MojoHandle out = MOJO_HANDLE_INVALID;;
+ MojoResult res = MojoDuplicateBufferHandle(
+ static_cast<MojoHandle>(handle), &options, &out);
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(out));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoSharedBuffer_Map(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t offset = 0;
+ int64_t num_bytes = 0;
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &offset, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &num_bytes, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 3, &flags, Null);
+
+ void* out;
+ MojoResult res = MojoMapBuffer(static_cast<MojoHandle>(handle),
+ offset,
+ num_bytes,
+ &out,
+ static_cast<MojoMapBufferFlags>(flags));
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_Handle typed_data;
+ if (res == MOJO_RESULT_OK) {
+ typed_data = Dart_NewExternalTypedData(
+ Dart_TypedData_kByteData, out, num_bytes);
+ } else {
+ typed_data = Dart_Null();
+ }
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, typed_data);
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoSharedBuffer_Unmap(Dart_NativeArguments arguments) {
+ Dart_Handle typed_data = Dart_GetNativeArgument(arguments, 0);
+ if (!Dart_IsTypedData(typed_data)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+
+ Dart_TypedData_Type typ;
+ void *data;
+ intptr_t len;
+ Dart_TypedDataAcquireData(typed_data, &typ, &data, &len);
+ MojoResult res = MojoUnmapBuffer(data);
+ Dart_TypedDataReleaseData(typed_data);
+
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(res));
+}
+
+
+static void MojoDataPipe_Create(Dart_NativeArguments arguments) {
+ int64_t element_bytes = 0;
+ int64_t capacity_bytes = 0;
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &element_bytes, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &capacity_bytes, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &flags, Null);
+
+ MojoCreateDataPipeOptions options;
+ options.struct_size = sizeof(MojoCreateDataPipeOptions);
+ options.flags = static_cast<MojoCreateDataPipeOptionsFlags>(flags);
+ options.element_num_bytes = static_cast<uint32_t>(element_bytes);
+ options.capacity_num_bytes = static_cast<uint32_t>(capacity_bytes);
+
+ MojoHandle producer = MOJO_HANDLE_INVALID;
+ MojoHandle consumer = MOJO_HANDLE_INVALID;
+ MojoResult res = MojoCreateDataPipe(&options, &producer, &consumer);
+
+ Dart_Handle list = Dart_NewList(3);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(producer));
+ Dart_ListSetAt(list, 2, Dart_NewInteger(consumer));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoDataPipe_WriteData(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+
+ Dart_Handle typed_data = Dart_GetNativeArgument(arguments, 1);
+ if (!Dart_IsTypedData(typed_data)) {
+ SetNullReturn(arguments);
+ return;
+ }
+
+ int64_t num_bytes = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &num_bytes, Null);
+
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 3, &flags, Null);
+
+ Dart_TypedData_Type type;
+ void* data;
+ intptr_t data_length;
+ Dart_TypedDataAcquireData(typed_data, &type, &data, &data_length);
+ uint32_t length = static_cast<uint32_t>(num_bytes);
+ MojoResult res = MojoWriteData(
+ static_cast<MojoHandle>(handle),
+ data,
+ &length,
+ static_cast<MojoWriteDataFlags>(flags));
+ Dart_TypedDataReleaseData(typed_data);
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(length));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoDataPipe_BeginWriteData(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t buffer_bytes = 0;
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &buffer_bytes, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &flags, Null);
+
+ void* buffer;
+ uint32_t size = static_cast<uint32_t>(buffer_bytes);
+ MojoResult res = MojoBeginWriteData(
+ static_cast<MojoHandle>(handle),
+ &buffer,
+ &size,
+ static_cast<MojoWriteDataFlags>(flags));
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_Handle typed_data;
+ if (res == MOJO_RESULT_OK) {
+ typed_data = Dart_NewExternalTypedData(
+ Dart_TypedData_kByteData, buffer, size);
+ } else {
+ typed_data = Dart_Null();
+ }
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, typed_data);
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoDataPipe_EndWriteData(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t num_bytes_written = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, InvalidArgument);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &num_bytes_written, InvalidArgument);
+
+ MojoResult res = MojoEndWriteData(
+ static_cast<MojoHandle>(handle),
+ static_cast<uint32_t>(num_bytes_written));
+
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(res));
+}
+
+
+static void MojoDataPipe_ReadData(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+
+ Dart_Handle typed_data = Dart_GetNativeArgument(arguments, 1);
+ if (!Dart_IsTypedData(typed_data) && !Dart_IsNull(typed_data)) {
+ SetNullReturn(arguments);
+ return;
+ }
+
+ int64_t num_bytes = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &num_bytes, Null);
+
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 3, &flags, Null);
+
+ Dart_TypedData_Type typ;
+ void* data = NULL;
+ intptr_t bdlen = 0;
+ if (!Dart_IsNull(typed_data)) {
+ Dart_TypedDataAcquireData(typed_data, &typ, &data, &bdlen);
+ }
+ uint32_t len = static_cast<uint32_t>(num_bytes);
+ MojoResult res = MojoReadData(
+ static_cast<MojoHandle>(handle),
+ data,
+ &len,
+ static_cast<MojoReadDataFlags>(flags));
+ if (!Dart_IsNull(typed_data)) {
+ Dart_TypedDataReleaseData(typed_data);
+ }
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(len));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoDataPipe_BeginReadData(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t buffer_bytes = 0;
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &buffer_bytes, Null);
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &flags, Null);
+
+ void* buffer;
+ uint32_t size = static_cast<uint32_t>(buffer_bytes);
+ MojoResult res = MojoBeginReadData(
+ static_cast<MojoHandle>(handle),
+ const_cast<const void**>(&buffer),
+ &size,
+ static_cast<MojoWriteDataFlags>(flags));
+
+ Dart_Handle list = Dart_NewList(2);
+ Dart_Handle typed_data;
+ if (res == MOJO_RESULT_OK) {
+ typed_data = Dart_NewExternalTypedData(
+ Dart_TypedData_kByteData, buffer, size);
+ } else {
+ typed_data = Dart_Null();
+ }
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, typed_data);
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoDataPipe_EndReadData(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ int64_t num_bytes_read = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, InvalidArgument);
+ CHECK_INTEGER_ARGUMENT(arguments, 1, &num_bytes_read, InvalidArgument);
+
+ MojoResult res = MojoEndReadData(
+ static_cast<MojoHandle>(handle),
+ static_cast<uint32_t>(num_bytes_read));
+
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(res));
+}
+
+
+static void MojoMessagePipe_Create(Dart_NativeArguments arguments) {
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &flags, Null);
+
+ MojoCreateMessagePipeOptions options;
+ options.struct_size = sizeof(MojoCreateMessagePipeOptions);
+ options.flags = static_cast<MojoCreateMessagePipeOptionsFlags>(flags);
+
+ MojoHandle end1 = MOJO_HANDLE_INVALID;
+ MojoHandle end2 = MOJO_HANDLE_INVALID;
+ MojoResult res = MojoCreateMessagePipe(&options, &end1, &end2);
+
+ Dart_Handle list = Dart_NewList(3);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(end1));
+ Dart_ListSetAt(list, 2, Dart_NewInteger(end2));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+static void MojoMessagePipe_Write(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, InvalidArgument);
+
+ Dart_Handle typed_data = Dart_GetNativeArgument(arguments, 1);
+ if (!Dart_IsTypedData(typed_data) && !Dart_IsNull(typed_data)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+
+ int64_t num_bytes = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &num_bytes, InvalidArgument);
+
+ Dart_Handle handles = Dart_GetNativeArgument(arguments, 3);
+ if (!Dart_IsList(handles) && !Dart_IsNull(handles)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 4, &flags, InvalidArgument);
+
+ // Grab the data if there is any.
+ Dart_TypedData_Type typ;
+ void* bytes = NULL;
+ intptr_t bdlen = 0;
+ if (!Dart_IsNull(typed_data)) {
+ Dart_TypedDataAcquireData(typed_data, &typ, &bytes, &bdlen);
+ }
+
+ // Grab the handles if there are any.
+ scoped_ptr<MojoHandle[]> mojo_handles;
+ intptr_t handles_len = 0;
+ if (!Dart_IsNull(handles)) {
+ Dart_ListLength(handles, &handles_len);
+ mojo_handles.reset(new MojoHandle[handles_len]);
+ for (int i = 0; i < handles_len; i++) {
+ Dart_Handle dart_handle = Dart_ListGetAt(handles, i);
+ if (!Dart_IsInteger(dart_handle)) {
+ SetInvalidArgumentReturn(arguments);
+ return;
+ }
+ int64_t mojo_handle = 0;
+ Dart_IntegerToInt64(dart_handle, &mojo_handle);
+ mojo_handles[i] = static_cast<MojoHandle>(mojo_handle);
+ }
+ }
+
+ MojoResult res = MojoWriteMessage(
+ static_cast<MojoHandle>(handle),
+ const_cast<const void*>(bytes),
+ static_cast<uint32_t>(num_bytes),
+ mojo_handles.get(),
+ static_cast<uint32_t>(handles_len),
+ static_cast<MojoWriteMessageFlags>(flags));
+
+ // Release the data.
+ if (!Dart_IsNull(typed_data)) {
+ Dart_TypedDataReleaseData(typed_data);
+ }
+
+ Dart_SetIntegerReturnValue(arguments, static_cast<int64_t>(res));
+}
+
+
+static void MojoMessagePipe_Read(Dart_NativeArguments arguments) {
+ int64_t handle = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 0, &handle, Null);
+
+ Dart_Handle typed_data = Dart_GetNativeArgument(arguments, 1);
+ if (!Dart_IsTypedData(typed_data) && !Dart_IsNull(typed_data)) {
+ SetNullReturn(arguments);
+ return;
+ }
+
+ int64_t num_bytes = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 2, &num_bytes, Null);
+
+ Dart_Handle handles = Dart_GetNativeArgument(arguments, 3);
+ if (!Dart_IsList(handles) && !Dart_IsNull(handles)) {
+ SetNullReturn(arguments);
+ return;
+ }
+
+ int64_t flags = 0;
+ CHECK_INTEGER_ARGUMENT(arguments, 4, &flags, Null);
+
+ // Grab the data if there is any.
+ Dart_TypedData_Type typ;
+ void* bytes = NULL;
+ intptr_t byte_data_len = 0;
+ if (!Dart_IsNull(typed_data)) {
+ Dart_TypedDataAcquireData(typed_data, &typ, &bytes, &byte_data_len);
+ }
+ uint32_t blen = static_cast<uint32_t>(num_bytes);
+
+ // Grab the handles if there are any.
+ scoped_ptr<MojoHandle[]> mojo_handles;
+ intptr_t handles_len = 0;
+ if (!Dart_IsNull(handles)) {
+ Dart_ListLength(handles, &handles_len);
+ mojo_handles.reset(new MojoHandle[handles_len]);
+ }
+ uint32_t hlen = static_cast<uint32_t>(handles_len);
+
+ MojoResult res = MojoReadMessage(
+ static_cast<MojoHandle>(handle),
+ bytes,
+ &blen,
+ mojo_handles.get(),
+ &hlen,
+ static_cast<MojoReadMessageFlags>(flags));
+
+ // Release the data.
+ if (!Dart_IsNull(typed_data)) {
+ Dart_TypedDataReleaseData(typed_data);
+ }
+
+ if (!Dart_IsNull(handles)) {
+ for (int i = 0; i < handles_len; i++) {
+ Dart_ListSetAt(handles, i, Dart_NewInteger(mojo_handles[i]));
+ }
+ }
+
+ Dart_Handle list = Dart_NewList(3);
+ Dart_ListSetAt(list, 0, Dart_NewInteger(res));
+ Dart_ListSetAt(list, 1, Dart_NewInteger(blen));
+ Dart_ListSetAt(list, 2, Dart_NewInteger(hlen));
+ Dart_SetReturnValue(arguments, list);
+}
+
+
+#define SCOPE_FUNCTIONS(V) \
+ V(MojoSharedBuffer_Create) \
+ V(MojoSharedBuffer_Duplicate) \
+ V(MojoSharedBuffer_Map) \
+ V(MojoSharedBuffer_Unmap) \
+ V(MojoDataPipe_Create) \
+ V(MojoDataPipe_WriteData) \
+ V(MojoDataPipe_BeginWriteData) \
+ V(MojoDataPipe_ReadData) \
+ V(MojoDataPipe_BeginReadData) \
+ V(MojoDataPipe_EndReadData) \
+ V(MojoMessagePipe_Create) \
+ V(MojoMessagePipe_Write) \
+ V(MojoMessagePipe_Read) \
+
+#define NOSCOPE_FUNCTIONS(V) \
+ V(MojoSystemThunks_Set) \
+ V(MojoHandle_Close) \
+ V(MojoHandle_Wait) \
+ V(MojoHandle_WaitMany) \
+ V(MojoDataPipe_EndWriteData) \
+
+#define FUNCTION_STRING_MAP(name) {#name, name},
+
+struct FunctionLookup {
+ const char* name;
+ Dart_NativeFunction function;
+};
+
+FunctionLookup function_list[] = {
+ SCOPE_FUNCTIONS(FUNCTION_STRING_MAP)
+ {NULL, NULL}
+};
+
+FunctionLookup no_scope_function_list[] = {
+ NOSCOPE_FUNCTIONS(FUNCTION_STRING_MAP)
+ {NULL, NULL}
+};
+
+#undef FUNCTION_STRING_MAP
+
+
+Dart_NativeFunction ResolveName(Dart_Handle name,
+ int argc,
+ bool* auto_setup_scope) {
+ if (!Dart_IsString(name)) {
+ return NULL;
+ }
+ Dart_NativeFunction result = NULL;
+ if (auto_setup_scope == NULL) {
+ return NULL;
+ }
+
+ Dart_EnterScope();
+ const char* cname;
+ HandleError(Dart_StringToCString(name, &cname));
+
+ for (int i=0; function_list[i].name != NULL; ++i) {
+ if (strcmp(function_list[i].name, cname) == 0) {
+ *auto_setup_scope = true;
+ Dart_ExitScope();
+ return function_list[i].function;
+ }
+ }
+
+ for (int i=0; no_scope_function_list[i].name != NULL; ++i) {
+ if (strcmp(no_scope_function_list[i].name, cname) == 0) {
+ *auto_setup_scope = false;
+ result = no_scope_function_list[i].function;
+ break;
+ }
+ }
+
+ Dart_ExitScope();
+ return result;
+}
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