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You use the following structures when working with performance data.
For information about the functions that are available for working with performance counters, see Performance Counters Functions.
Performance Data Helper (PDH) structures
Consumers that use the Performance Data Helper (PDH) functions use the following structures:
- PDH_BROWSE_DLG_CONFIG
- PDH_BROWSE_DLG_CONFIG_H
- PDH_COUNTER_INFO
- PDH_COUNTER_PATH_ELEMENTS
- PDH_DATA_ITEM_PATH_ELEMENTS
- PDH_FMT_COUNTERVALUE
- PDH_FMT_COUNTERVALUE_ITEM
- PDH_RAW_COUNTER
- PDH_RAW_COUNTER_ITEM
- PDH_RAW_LOG_RECORD
- PDH_STATISTICS
- PDH_TIME_INFO
PerfLib V2 Consumer structures
Consumers that use the PerfLib V2 Consumer functions use the following structures:
- PERF_COUNTER_DATA
- PERF_COUNTER_HEADER
- PERF_COUNTER_IDENTIFIER
- PERF_COUNTER_REG_INFO
- PERF_COUNTERSET_REG_INFO
- PERF_DATA_HEADER
- PERF_INSTANCE_HEADER
- PERF_MULTI_COUNTERS
- PERF_MULTI_INSTANCES
- PERF_STRING_BUFFER_HEADER
- PERF_STRING_COUNTER_HEADER
PerfLib V2 Provider structures
V2 performance data providers use the following structures:
- PERF_COUNTER_IDENTITY
- PERF_COUNTER_INFO
- PERF_COUNTERSET_INFO
- PERF_COUNTERSET_INSTANCE
- PERF_PROVIDER_CONTEXT
Performance DLL structures
Performance extension DLL providers and consumers that use the registry functions to consume counter data use the following structures: