numcpus_windows.go

Documentation: github.com/tklauser/numcpus

     1  // Copyright 2022 Tobias Klauser
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package numcpus
    16  
    17  import "golang.org/x/sys/windows"
    18  
    19  func getConfigured() (int, error) {
    20  	return int(windows.GetActiveProcessorCount(windows.ALL_PROCESSOR_GROUPS)), nil
    21  }
    22  
    23  func getKernelMax() (int, error) {
    24  	return int(windows.GetMaximumProcessorCount(windows.ALL_PROCESSOR_GROUPS)), nil
    25  }
    26  
    27  func getOffline() (int, error) {
    28  	return 0, ErrNotSupported
    29  }
    30  
    31  func getOnline() (int, error) {
    32  	return int(windows.GetActiveProcessorCount(windows.ALL_PROCESSOR_GROUPS)), nil
    33  }
    34  
    35  func getPossible() (int, error) {
    36  	return int(windows.GetActiveProcessorCount(windows.ALL_PROCESSOR_GROUPS)), nil
    37  }
    38  
    39  func getPresent() (int, error) {
    40  	return int(windows.GetActiveProcessorCount(windows.ALL_PROCESSOR_GROUPS)), nil
    41  }
    42
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