tdh.h header

This trace data helper (TDH) header is used by Event Tracing. For more information, see:

• Event Tracing

tdh.h contains the following programming interfaces:

Functions

EMI_MAP_FORMAT Macro that retrieves the event map format.
EMI_MAP_INPUT Macro that retrieves the event map input.
EMI_MAP_NAME Macro that retrieves the event map name.
EMI_MAP_OUTPUT Macro that retrieves the event map output.
PEI_PROVIDER_NAME Macro that retrieves the Provider Event Info (PEI) name.
PFI_FIELD_MESSAGE Macro that retrieves the Provider Field Information (PFI) field message.
PFI_FIELD_NAME Macro that retrieves the Provider Field Information (PFI) field name.
PFI_FILTER_MESSAGE Macro that filters the Provider Field Information (PFI) field message.
PFI_PROPERTY_NAME Macro that retrieves the Provider Field Information (PFI) property name.
TdhAggregatePayloadFilters Aggregates multiple payload filters for a single provider into a single data structure for use with the EnableTraceEx2 function.
TdhCleanupPayloadEventFilterDescriptor Frees the aggregated structure of payload filters created using the TdhAggregatePayloadFilters function.
TdhCloseDecodingHandle Frees any resources associated with the input decoding handle.
TdhCreatePayloadFilter Creates a single filter for a single payload to be used with the EnableTraceEx2 function.
TdhDeletePayloadFilter Frees the memory allocated for a single payload filter by the TdhCreatePayloadFilter function.
TdhEnumerateManifestProviderEvents Retrieves the list of events present in the provider manifest.
TdhEnumerateProviderFieldInformation Retrieves the specified field metadata for a given provider.
TdhEnumerateProviderFilters Enumerates the filters that the specified provider defined in the manifest.
TdhEnumerateProviders Retrieves a list of providers that have registered a MOF class or manifest file on the computer.
TdhEnumerateProvidersForDecodingSource Retrieves a list of providers that have registered a MOF class or manifest file on the computer.
TdhFormatProperty Formats a property value for display.
TdhGetDecodingParameter Retrieves the value of a decoding parameter.
TdhGetEventInformation Retrieves metadata about an event.
TdhGetEventMapInformation Retrieves information about the event map contained in the event.
TdhGetManifestEventInformation Retrieves metadata about an event in a manifest.
TdhGetProperty Retrieves a property value from the event data.
TdhGetPropertySize Retrieves the size of one or more property values in the event data.
TdhGetWppMessage Retrieves the formatted WPP message embedded into an EVENT_RECORD structure.
TdhGetWppProperty Retrieves a specific property associated with a WPP message.
TdhLoadManifest Loads the manifest used to decode a log file.
TdhLoadManifestFromBinary Takes a NULL-terminated path to a binary file that contains metadata resources needed to decode a specific event provider.
TdhLoadManifestFromMemory Loads the manifest from memory.
TdhOpenDecodingHandle Opens a decoding handle.
TdhQueryProviderFieldInformation Retrieves information for the specified field from the event descriptions for those field values that match the given value.
TdhSetDecodingParameter Sets the value of a decoding parameter.
TdhUnloadManifest Unloads the manifest that was loaded by the TdhLoadManifest function.
TdhUnloadManifestFromMemory Unloads the manifest from memory.
TEI_ACTIVITYID_NAME Macro that retrieves the Trace Event Information (TEI) activity ID name.
TEI_CHANNEL_NAME Macro that retrieves the Trace Event Information (TEI) channel name.
TEI_EVENT_MESSAGE Macro that retrieves the Trace Event Information (TEI) message.
TEI_KEYWORDS_NAME Macro that retrieves the Trace Event Information (TEI) keywords name.
TEI_LEVEL_NAME Macro that retrieves the Trace Event Information (TEI) level name.
TEI_MAP_NAME Macro that retrieves the Trace Event Information (TEI) map name.
TEI_OPCODE_NAME Macro that retrieves the Trace Event Information (TEI) opcode name.
TEI_PROPERTY_NAME Macro that retrieves the Trace Event Information (TEI) property name.
TEI_PROVIDER_MESSAGE Macro that retrieves the Trace Event Information (TEI) provider message.
TEI_PROVIDER_NAME Macro that retrieves the Trace Event Information (TEI) provider name.
TEI_RELATEDACTIVITYID_NAME Macro that retrieves the Trace Event Information (TEI) related activity ID name.
TEI_TASK_NAME Macro that retrieves the Trace Event Information (TEI) task name.

Structures

EVENT_MAP_ENTRY Defines a single value map entry.
EVENT_MAP_INFO Defines the metadata about the event map.
EVENT_PROPERTY_INFO Provides information about a single property of the event or filter.
PAYLOAD_FILTER_PREDICATE Defines an event payload filter predicate that describes how to filter on a single field in a trace session.
PROPERTY_DATA_DESCRIPTOR Defines the property to retrieve.
PROVIDER_ENUMERATION_INFO Defines the array of providers that have registered a MOF or manifest on the computer.
PROVIDER_EVENT_INFO Defines an array of events in a provider manifest.
PROVIDER_FIELD_INFO Defines the field information.
PROVIDER_FIELD_INFOARRAY Defines metadata information about the requested field.
PROVIDER_FILTER_INFO Defines a filter and its data.
TDH_CONTEXT Defines the additional information required to parse an event.
TRACE_EVENT_INFO Defines the information about the event.
TRACE_PROVIDER_INFO Defines the GUID and name for a provider.

Enumerations

_TDH_IN_TYPE Defines the supported [in] types for a trace data helper (TDH).
_TDH_OUT_TYPE Defines the supported [out] types for a trace data helper (TDH).
DECODING_SOURCE Defines the source of the event data.
EVENT_FIELD_TYPE Defines the provider information to retrieve.
MAP_FLAGS Defines constant values that indicate if the map is a value map, bitmap, or pattern map.
MAP_VALUETYPE Defines if the value map value is in a ULONG data type or a string.
PAYLOAD_OPERATOR Defines the supported payload operators for a trace data helper (TDH).
PROPERTY_FLAGS Defines if the property is contained in a structure or array.
TDH_CONTEXT_TYPE Defines the context type.
TEMPLATE_FLAGS Defines constant values that indicates the layout of the event data.