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String formatting using FormatMessage fixed

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This commit is contained in:
Simon Rozman 2016-06-23 01:37:53 +02:00
parent b7e21e972f
commit df869f6a5f
1 changed files with 55 additions and 9 deletions
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64
include/WinStd/Common.h
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@ -49,6 +49,9 @@ inline int vsnprintf(_Out_z_cap_(capacity) wchar_t *str, _In_ size_t capacity, _
template<class _Elem, class _Traits, class _Ax> inline int vsprintf(_Out_ std::basic_string<_Elem, _Traits, _Ax> &str, _In_z_ _Printf_format_string_ const _Elem *format, _In_ va_list arg);
template<class _Elem, class _Traits, class _Ax> inline int sprintf(_Out_ std::basic_string<_Elem, _Traits, _Ax> &str, _In_z_ _Printf_format_string_ const _Elem *format, ...);
template<class _Traits, class _Ax> inline DWORD FormatMessage(_In_ DWORD dwFlags, _In_opt_ LPCVOID lpSource, _In_ DWORD dwMessageId, _In_ DWORD dwLanguageId, _Out_ std::basic_string<char, _Traits, _Ax> &str, _In_opt_ va_list *Arguments);
template<class _Traits, class _Ax> inline DWORD FormatMessage(_In_ DWORD dwFlags, _In_opt_ LPCVOID lpSource, _In_ DWORD dwMessageId, _In_ DWORD dwLanguageId, _Out_ std::basic_string<wchar_t, _Traits, _Ax> &str, _In_opt_ va_list *Arguments);
namespace winstd
{
///
@ -247,6 +250,38 @@ inline int sprintf(_Out_ std::basic_string<_Elem, _Traits, _Ax> &str, _In_z_ _Pr
}
///
/// Formats a message string.
///
/// \sa [FormatMessage function](https://msdn.microsoft.com/en-us/library/windows/desktop/ms679351.aspx)
///
template<class _Traits, class _Ax>
inline DWORD FormatMessage(_In_ DWORD dwFlags, _In_opt_ LPCVOID lpSource, _In_ DWORD dwMessageId, _In_ DWORD dwLanguageId, _Out_ std::basic_string<char, _Traits, _Ax> &str, _In_opt_ va_list *Arguments)
{
std::unique_ptr<CHAR[], winstd::LocalFree_delete<CHAR[]> > lpBuffer;
DWORD dwResult = FormatMessageA(dwFlags | FORMAT_MESSAGE_ALLOCATE_BUFFER, lpSource, dwMessageId, dwLanguageId, (LPSTR)&lpBuffer, 0, Arguments);
if (dwResult)
str.assign(lpBuffer.get(), dwResult);
return dwResult;
}
///
/// Formats a message string.
///
/// \sa [FormatMessage function](https://msdn.microsoft.com/en-us/library/windows/desktop/ms679351.aspx)
///
template<class _Traits, class _Ax>
inline DWORD FormatMessage(_In_ DWORD dwFlags, _In_opt_ LPCVOID lpSource, _In_ DWORD dwMessageId, _In_ DWORD dwLanguageId, _Out_ std::basic_string<wchar_t, _Traits, _Ax> &str, _In_opt_ va_list *Arguments)
{
std::unique_ptr<WCHAR[], winstd::LocalFree_delete<WCHAR[]> > lpBuffer;
DWORD dwResult = FormatMessageW(dwFlags | FORMAT_MESSAGE_ALLOCATE_BUFFER, lpSource, dwMessageId, dwLanguageId, (LPWSTR)&lpBuffer, 0, Arguments);
if (dwResult)
str.assign(lpBuffer.get(), dwResult);
return dwResult;
}
namespace winstd
{
///
@ -675,7 +710,7 @@ namespace winstd
///
/// \param[in] format String template using `printf()` style
///
basic_string_printf(_In_z_ _Printf_format_string_ const _Elem *format, ...)
inline basic_string_printf(_In_z_ _Printf_format_string_ const _Elem *format, ...)
{
va_list arg;
va_start(arg, format);
@ -694,7 +729,7 @@ namespace winstd
/// \param[in] hInstance Resource module handle
/// \param[in] nFormatID Resource ID of the string template using `printf()` style
///
basic_string_printf(_In_ HINSTANCE hInstance, _In_ UINT nFormatID, ...)
inline basic_string_printf(_In_ HINSTANCE hInstance, _In_ UINT nFormatID, ...)
{
_Myt format;
ATLENSURE(format.LoadString(hInstance, nFormatID));
@ -712,7 +747,7 @@ namespace winstd
/// \param[in] wLanguageID Resource language
/// \param[in] nFormatID Resource ID of the string template using `printf()` style
///
basic_string_printf(_In_ HINSTANCE hInstance, _In_ WORD wLanguageID, _In_ UINT nFormatID, ...)
inline basic_string_printf(_In_ HINSTANCE hInstance, _In_ WORD wLanguageID, _In_ UINT nFormatID, ...)
{
_Myt format;
ATLENSURE(format.LoadString(hInstance, nFormatID, wLanguageID));
@ -742,11 +777,11 @@ namespace winstd
///
/// \param[in] format String template using `FormatMessage()` style
///
basic_string_msg(_In_z_ _FormatMessage_format_string_ const _Elem *format, ...)
inline basic_string_msg(_In_z_ _FormatMessage_format_string_ const _Elem *format, ...)
{
va_list arg;
va_start(arg, format);
FormatMessageV(format, &arg);
FormatMessage(FORMAT_MESSAGE_FROM_STRING, format, 0, 0, *this, &arg);
va_end(arg);
}
@ -761,14 +796,14 @@ namespace winstd
/// \param[in] hInstance Resource module handle
/// \param[in] nFormatID Resource ID of the string template using `FormatMessage()` style
///
basic_string_msg(_In_ HINSTANCE hInstance, _In_ UINT nFormatID, ...)
inline basic_string_msg(_In_ HINSTANCE hInstance, _In_ UINT nFormatID, ...)
{
_Myt format(GetManager());
ATLENSURE(format.LoadString(hInstance, nFormatID));
va_list arg;
va_start(arg, nFormatID);
FormatMessageV(format, &arg);
FormatMessage(FORMAT_MESSAGE_FROM_STRING, format, 0, 0, *this, &arg);
va_end(arg);
}
@ -779,18 +814,29 @@ namespace winstd
/// \param[in] wLanguageID Resource language
/// \param[in] nFormatID Resource ID of the string template using `FormatMessage()` style
///
basic_string_msg(_In_ HINSTANCE hInstance, _In_ WORD wLanguageID, _In_ UINT nFormatID, ...)
inline basic_string_msg(_In_ HINSTANCE hInstance, _In_ WORD wLanguageID, _In_ UINT nFormatID, ...)
{
_Myt format(GetManager());
ATLENSURE(format.LoadString(hInstance, nFormatID, wLanguageID));
va_list arg;
va_start(arg, nFormatID);
FormatMessageV(format, &arg);
FormatMessage(FORMAT_MESSAGE_FROM_STRING, format, 0, 0, *this, &arg);
va_end(arg);
}
/// @}
///
/// Initializes a new string and formats its contents using `FormatMessage()` style.
///
/// \sa [FormatMessage function](https://msdn.microsoft.com/en-us/library/windows/desktop/ms679351.aspx)
///
inline basic_string_msg(_In_ DWORD dwFlags, _In_opt_ LPCVOID lpSource, _In_ DWORD dwMessageId, _In_ DWORD dwLanguageId, _In_opt_ va_list *Arguments)
{
FormatMessage(dwFlags, lpSource, dwMessageId, dwLanguageId, *this, &arg);
}
};
/// @}