48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
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/*
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* Copyright (c) 2004, 2006 Hyperic, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SIGAR_PDH_H
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#define SIGAR_PDH_H
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/* performance data helpers */
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#define PdhFirstObject(block) \
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((PERF_OBJECT_TYPE *)((BYTE *) block + block->HeaderLength))
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#define PdhNextObject(object) \
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((PERF_OBJECT_TYPE *)((BYTE *) object + object->TotalByteLength))
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#define PdhFirstCounter(object) \
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((PERF_COUNTER_DEFINITION *)((BYTE *) object + object->HeaderLength))
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#define PdhNextCounter(counter) \
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((PERF_COUNTER_DEFINITION *)((BYTE *) counter + counter->ByteLength))
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#define PdhGetCounterBlock(inst) \
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((PERF_COUNTER_BLOCK *)((BYTE *) inst + inst->ByteLength))
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#define PdhFirstInstance(object) \
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((PERF_INSTANCE_DEFINITION *)((BYTE *) object + object->DefinitionLength))
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#define PdhNextInstance(inst) \
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((PERF_INSTANCE_DEFINITION *)((BYTE *)inst + inst->ByteLength + \
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PdhGetCounterBlock(inst)->ByteLength))
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#define PdhInstanceName(inst) \
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((wchar_t *)((BYTE *)inst + inst->NameOffset))
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#endif /* SIGAR_PDH_H */
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