From 1d176473e90d0e75588ac97f32feb354f4b5da37 Mon Sep 17 00:00:00 2001 From: stoffu Date: Mon, 25 Jun 2018 09:44:07 +0900 Subject: epee.string_tools: add conversion between UTF-8 and UTF-16 --- src/common/util.cpp | 31 +++++++++++++++++++------------ 1 file changed, 19 insertions(+), 12 deletions(-) (limited to 'src') diff --git a/src/common/util.cpp b/src/common/util.cpp index 329352e94..97c61a174 100644 --- a/src/common/util.cpp +++ b/src/common/util.cpp @@ -451,10 +451,15 @@ std::string get_nix_version_display_string() if (SHGetSpecialFolderPathW(NULL, psz_path, nfolder, iscreate)) { - int size_needed = WideCharToMultiByte(CP_UTF8, 0, psz_path, wcslen(psz_path), NULL, 0, NULL, NULL); - std::string folder_name(size_needed, 0); - WideCharToMultiByte(CP_UTF8, 0, psz_path, wcslen(psz_path), &folder_name[0], size_needed, NULL, NULL); - return folder_name; + try + { + return string_tools::utf16_to_utf8(psz_path); + } + catch (const std::exception &e) + { + MERROR("utf16_to_utf8 failed: " << e.what()); + return ""; + } } LOG_ERROR("SHGetSpecialFolderPathW() failed, could not obtain requested path."); @@ -515,18 +520,20 @@ std::string get_nix_version_display_string() int code; #if defined(WIN32) // Maximizing chances for success - WCHAR wide_replacement_name[1000]; - MultiByteToWideChar(CP_UTF8, 0, replacement_name.c_str(), replacement_name.size() + 1, wide_replacement_name, 1000); - WCHAR wide_replaced_name[1000]; - MultiByteToWideChar(CP_UTF8, 0, replaced_name.c_str(), replaced_name.size() + 1, wide_replaced_name, 1000); - - DWORD attributes = ::GetFileAttributesW(wide_replaced_name); + std::wstring wide_replacement_name; + try { wide_replacement_name = string_tools::utf8_to_utf16(replacement_name); } + catch (...) { return std::error_code(GetLastError(), std::system_category()); } + std::wstring wide_replaced_name; + try { wide_replaced_name = string_tools::utf8_to_utf16(replaced_name); } + catch (...) { return std::error_code(GetLastError(), std::system_category()); } + + DWORD attributes = ::GetFileAttributesW(wide_replaced_name.c_str()); if (INVALID_FILE_ATTRIBUTES != attributes) { - ::SetFileAttributesW(wide_replaced_name, attributes & (~FILE_ATTRIBUTE_READONLY)); + ::SetFileAttributesW(wide_replaced_name.c_str(), attributes & (~FILE_ATTRIBUTE_READONLY)); } - bool ok = 0 != ::MoveFileExW(wide_replacement_name, wide_replaced_name, MOVEFILE_REPLACE_EXISTING); + bool ok = 0 != ::MoveFileExW(wide_replacement_name.c_str(), wide_replaced_name.c_str(), MOVEFILE_REPLACE_EXISTING); code = ok ? 0 : static_cast(::GetLastError()); #else bool ok = 0 == std::rename(replacement_name.c_str(), replaced_name.c_str()); -- cgit v1.2.3