blob: d833ba40456b4bfc76e3edddc9281a1d39368acd [file] [log] [blame]
// 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