diff options
| -rw-r--r-- | src/device/device_io_hid.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/device/device_io_hid.cpp b/src/device/device_io_hid.cpp index 72f4c3bdb..840529c38 100644 --- a/src/device/device_io_hid.cpp +++ b/src/device/device_io_hid.cpp @@ -44,8 +44,20 @@ namespace hw { static std::string safe_hid_error(hid_device *hwdev) { if (hwdev) { - const char* error_str = (const char*)hid_error(hwdev); - return std::string(error_str == nullptr ? "Unknown error" : error_str); + const wchar_t* error_wstr = hid_error(hwdev); + if (error_wstr == nullptr) + { + return "Unknown error"; + } + std::mbstate_t state{}; + const size_t len_symbols = std::wcsrtombs(nullptr, &error_wstr, 0, &state); + if (len_symbols == static_cast<std::size_t>(-1)) + { + return "Failed to convert wide char error"; + } + std::string error_str(len_symbols + 1, 0); + std::wcsrtombs(&error_str[0], &error_wstr, error_str.size(), &state); + return error_str; } return std::string("NULL device"); } |