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event_rec helper class introduced

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This commit is contained in:
Simon Rozman
2016-08-26 15:53:18 +02:00
parent 14d65cad28
commit d0c6be257b
2 changed files with 225 additions and 0 deletions
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143
include/WinStd/ETW.h
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@@ -37,6 +37,7 @@ template<class _Ty, class _Ax> inline ULONG TdhGetProperty(_In_ PEVENT_RECORD pE
namespace winstd
{
class WINSTD_API event_data;
class WINSTD_API event_rec;
class WINSTD_API event_provider;
class WINSTD_API event_session;
class WINSTD_API event_trace;
@@ -249,6 +250,148 @@ namespace winstd
};
///
/// EVENT_RECORD wrapper
///
class WINSTD_API event_rec : public EVENT_RECORD
{
public:
///
/// Constructs a blank event record.
///
inline event_rec()
{
memset((EVENT_RECORD*)this, 0, sizeof(EVENT_RECORD));
}
///
/// Copies an existing event record.
///
/// \param[in] other Event record to copy from
///
inline event_rec(_In_ const event_rec &other) : EVENT_RECORD(other)
{
set_extended_data_internal(other.ExtendedDataCount, other.ExtendedData);
set_user_data_internal(other.UserDataLength, other.UserData);
}
///
/// Copies an existing event record.
///
/// \param[in] other Event record to copy from
///
inline event_rec(_In_ const EVENT_RECORD &other) : EVENT_RECORD(other)
{
set_extended_data_internal(other.ExtendedDataCount, other.ExtendedData);
set_user_data_internal(other.UserDataLength, other.UserData);
}
///
/// Moves the event record.
///
/// \param[in] other Event record to move
///
inline event_rec(_Inout_ event_rec&& other) : EVENT_RECORD(other)
{
memset((EVENT_RECORD*)&other, 0, sizeof(EVENT_RECORD));
}
///
/// Destroys event record data and frees the allocated memory.
///
virtual ~event_rec();
///
/// Copies an existing event record.
///
/// \param[in] other Event record to copy from
///
inline event_rec& operator=(_In_ const event_rec &other)
{
if (this != std::addressof(other)) {
(EVENT_RECORD&)*this = other;
set_extended_data_internal(other.ExtendedDataCount, other.ExtendedData);
set_user_data_internal(other.UserDataLength, other.UserData);
}
return *this;
}
///
/// Copies an existing event record.
///
/// \param[in] other Event record to copy from
///
inline event_rec& operator=(_In_ const EVENT_RECORD &other)
{
if (this != std::addressof(other)) {
(EVENT_RECORD&)*this = other;
set_extended_data_internal(other.ExtendedDataCount, other.ExtendedData);
set_user_data_internal(other.UserDataLength, other.UserData);
}
return *this;
}
///
/// Moves the event record.
///
/// \param[in] other Event record to move
///
inline event_rec& operator=(_Inout_ event_rec&& other)
{
if (this != std::addressof(other)) {
(EVENT_RECORD&)*this = other;
memset((EVENT_RECORD*)&other, 0, sizeof(EVENT_RECORD));
}
return *this;
}
///
/// Sets event record extended data.
///
/// \param[in] count \p data size (in number of elements)
/// \param[in] data Record extended data
///
void set_extended_data(_In_ USHORT count, _In_count_(count) const EVENT_HEADER_EXTENDED_DATA_ITEM *data);
///
/// Sets event record user data.
///
/// \param[in] size \p data size (in bytes)
/// \param[in] data Record user data
///
void set_user_data(_In_ USHORT size, _In_bytecount_(size) LPCVOID data);
protected:
///
/// Sets event record extended data.
///
/// \param[in] count \p data size (in number of elements)
/// \param[in] data Record extended data
///
void set_extended_data_internal(_In_ USHORT count, _In_count_(count) const EVENT_HEADER_EXTENDED_DATA_ITEM *data);
///
/// Sets event record user data.
///
/// \param[in] size \p data size (in bytes)
/// \param[in] data Record user data
///
void set_user_data_internal(_In_ USHORT size, _In_bytecount_(size) LPCVOID data);
};
///
/// ETW event provider
///