github.com/ttpreport/gvisor-ligolo@v0.0.0-20240123134145-a858404967ba/pkg/abi/linux/linux.go (about)

     1  // Copyright 2018 The gVisor Authors.
     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 linux contains the constants and types needed to interface with a
    16  // Linux kernel.
    17  package linux
    18  
    19  // NumSoftIRQ is the number of software IRQs, exposed via /proc/stat.
    20  //
    21  // Defined in linux/interrupt.h.
    22  const NumSoftIRQ = 10
    23  
    24  // Sysinfo is the structure provided by sysinfo on linux versions > 2.3.48.
    25  //
    26  // +marshal
    27  type Sysinfo struct {
    28  	Uptime    int64
    29  	Loads     [3]uint64
    30  	TotalRAM  uint64
    31  	FreeRAM   uint64
    32  	SharedRAM uint64
    33  	BufferRAM uint64
    34  	TotalSwap uint64
    35  	FreeSwap  uint64
    36  	Procs     uint16
    37  	_         [6]byte // Pad Procs to 64bits.
    38  	TotalHigh uint64
    39  	FreeHigh  uint64
    40  	Unit      uint32 `marshal:"unaligned"` // Struct ends mid-64-bit-word.
    41  	// The _f field in the glibc version of Sysinfo has size 0 on AMD64.
    42  }