| // Copyright (c) 2013, 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. |
| |
| #include "bin/stdio.h" |
| |
| #include "bin/builtin.h" |
| #include "bin/dartutils.h" |
| #include "bin/utils.h" |
| |
| #include "include/dart_api.h" |
| |
| #include "platform/globals.h" |
| #include "platform/utils.h" |
| |
| namespace dart { |
| namespace bin { |
| |
| static bool GetIntptrArgument(Dart_NativeArguments args, |
| intptr_t idx, |
| intptr_t* value) { |
| ASSERT(value != NULL); |
| int64_t v; |
| Dart_Handle status = Dart_GetNativeIntegerArgument(args, 0, &v); |
| if (Dart_IsError(status)) { |
| // The caller is expecting an OSError if something goes wrong. |
| OSError os_error(-1, "Invalid argument", OSError::kUnknown); |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError(&os_error)); |
| return false; |
| } |
| if ((v < kIntptrMin) || (kIntptrMax < v)) { |
| // The caller is expecting an OSError if something goes wrong. |
| OSError os_error(-1, "Invalid argument", OSError::kUnknown); |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError(&os_error)); |
| return false; |
| } |
| *value = static_cast<intptr_t>(v); |
| return true; |
| } |
| |
| void FUNCTION_NAME(Stdin_ReadByte)(Dart_NativeArguments args) { |
| ScopedBlockingCall blocker; |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| int byte = -1; |
| if (Stdin::ReadByte(fd, &byte)) { |
| Dart_SetIntegerReturnValue(args, byte); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdin_GetEchoMode)(Dart_NativeArguments args) { |
| bool enabled = false; |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| if (Stdin::GetEchoMode(fd, &enabled)) { |
| Dart_SetBooleanReturnValue(args, enabled); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdin_SetEchoMode)(Dart_NativeArguments args) { |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| bool enabled; |
| Dart_Handle status = Dart_GetNativeBooleanArgument(args, 1, &enabled); |
| if (Dart_IsError(status)) { |
| // The caller is expecting an OSError if something goes wrong. |
| OSError os_error(-1, "Invalid argument", OSError::kUnknown); |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError(&os_error)); |
| return; |
| } |
| if (Stdin::SetEchoMode(fd, enabled)) { |
| Dart_SetReturnValue(args, Dart_True()); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdin_GetLineMode)(Dart_NativeArguments args) { |
| bool enabled = false; |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| if (Stdin::GetLineMode(fd, &enabled)) { |
| Dart_SetBooleanReturnValue(args, enabled); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdin_SetLineMode)(Dart_NativeArguments args) { |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| bool enabled; |
| Dart_Handle status = Dart_GetNativeBooleanArgument(args, 1, &enabled); |
| if (Dart_IsError(status)) { |
| // The caller is expecting an OSError if something goes wrong. |
| OSError os_error(-1, "Invalid argument", OSError::kUnknown); |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError(&os_error)); |
| return; |
| } |
| if (Stdin::SetLineMode(fd, enabled)) { |
| Dart_SetBooleanReturnValue(args, true); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdin_AnsiSupported)(Dart_NativeArguments args) { |
| bool supported = false; |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| if (Stdin::AnsiSupported(fd, &supported)) { |
| Dart_SetBooleanReturnValue(args, supported); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdout_GetTerminalSize)(Dart_NativeArguments args) { |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| int size[2]; |
| if (Stdout::GetTerminalSize(fd, size)) { |
| Dart_Handle list = Dart_NewList(2); |
| Dart_ListSetAt(list, 0, Dart_NewInteger(size[0])); |
| Dart_ListSetAt(list, 1, Dart_NewInteger(size[1])); |
| Dart_SetReturnValue(args, list); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| void FUNCTION_NAME(Stdout_AnsiSupported)(Dart_NativeArguments args) { |
| intptr_t fd; |
| if (!GetIntptrArgument(args, 0, &fd)) { |
| return; |
| } |
| bool supported = false; |
| if (Stdout::AnsiSupported(fd, &supported)) { |
| Dart_SetBooleanReturnValue(args, supported); |
| } else { |
| Dart_SetReturnValue(args, DartUtils::NewDartOSError()); |
| } |
| } |
| |
| } // namespace bin |
| } // namespace dart |