Add dart api bridge

bridge/include/bin/dart_io_api.h

@@ -0,0 +1,69 @@
+// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#ifndef RUNTIME_INCLUDE_BIN_DART_IO_API_H_
+#define RUNTIME_INCLUDE_BIN_DART_IO_API_H_
+
+#include "dart_tools_api.h"
+
+namespace dart {
+namespace bin {
+
+// Bootstraps 'dart:io'.
+void BootstrapDartIo();
+
+// Cleans up 'dart:io'.
+void CleanupDartIo();
+
+// Lets dart:io know where the system temporary directory is located.
+// Currently only wired up on Android.
+void SetSystemTempDirectory(const char* system_temp);
+
+// Tells the system whether to capture Stdout events.
+void SetCaptureStdout(bool value);
+
+// Tells the system whether to capture Stderr events.
+void SetCaptureStderr(bool value);
+
+// Should Stdout events be captured?
+bool ShouldCaptureStdout();
+
+// Should Stderr events be captured?
+bool ShouldCaptureStderr();
+
+// Set the executable name used by Platform.executable.
+void SetExecutableName(const char* executable_name);
+
+// Set the arguments used by Platform.executableArguments.
+void SetExecutableArguments(int script_index, char** argv);
+
+// Set dart:io implementation specific fields of Dart_EmbedderInformation.
+void GetIOEmbedderInformation(Dart_EmbedderInformation* info);
+
+// Appropriate to assign to Dart_InitializeParams.file_open/read/write/close.
+void* OpenFile(const char* name, bool write);
+void ReadFile(uint8_t** data, intptr_t* file_len, void* stream);
+void WriteFile(const void* buffer, intptr_t num_bytes, void* stream);
+void CloseFile(void* stream);
+
+// Generates 'length' random bytes into 'buffer'. Returns true on success
+// and false on failure. This is appropriate to assign to
+// Dart_InitializeParams.entropy_source.
+bool GetEntropy(uint8_t* buffer, intptr_t length);
+
+// Performs a lookup of the I/O Dart_NativeFunction with a specified 'name' and
+// 'argument_count'. Returns NULL if no I/O native function with a matching
+// name and parameter count is found.
+Dart_NativeFunction LookupIONative(Dart_Handle name,
+                                   int argument_count,
+                                   bool* auto_setup_scope);
+
+// Returns the symbol for I/O native function 'nf'. Returns NULL if 'nf' is not
+// a valid I/O native function.
+const uint8_t* LookupIONativeSymbol(Dart_NativeFunction nf);
+
+}  // namespace bin
+}  // namespace dart
+
+#endif  // RUNTIME_INCLUDE_BIN_DART_IO_API_H_