| // Copyright (c) 2012, 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 BIN_UTILS_H_ |
| #define BIN_UTILS_H_ |
| |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "include/dart_api.h" |
| #include "platform/globals.h" |
| |
| class OSError { |
| public: |
| enum SubSystem { |
| kSystem, |
| kGetAddressInfo, |
| kNSS, |
| kUnknown = -1 |
| }; |
| |
| OSError(); |
| OSError(int code, const char* message, SubSystem sub_system) { |
| sub_system_ = sub_system; |
| code_ = code; |
| message_ = NULL; // SetMessage will free existing message. |
| SetMessage(message); |
| } |
| virtual ~OSError() { free(message_); } |
| |
| SubSystem sub_system() { return sub_system_; } |
| int code() { return code_; } |
| char* message() { return message_; } |
| void SetCodeAndMessage(SubSystem sub_system, int code); |
| |
| private: |
| void set_sub_system(SubSystem sub_system) { sub_system_ = sub_system; } |
| void set_code(int code) { code_ = code; } |
| void SetMessage(const char* message) { |
| free(message_); |
| if (message == NULL) { |
| message_ = NULL; |
| } else { |
| message_ = strdup(message); |
| } |
| } |
| |
| SubSystem sub_system_; |
| int code_; |
| char* message_; |
| |
| DISALLOW_COPY_AND_ASSIGN(OSError); |
| }; |
| |
| class StringUtils { |
| public: |
| // The following methods convert the argument if needed. The |
| // conversions are only needed on Windows. If the methods returns a |
| // pointer that is different from the input pointer the returned |
| // pointer is allocated with malloc and should be freed using free. |
| static const char* SystemStringToUtf8(const char* str); |
| static char* SystemStringToUtf8(char* str); |
| static const char* Utf8ToSystemString(const char* utf8); |
| static char* Utf8ToSystemString(char* utf8); |
| }; |
| |
| #endif // BIN_UTILS_H_ |