vendor/sysinfo/src/unknown/process.rs

   1 // Take a look at the license at the top of the repository in the LICENSE file.
   2
   3 use crate::{DiskUsage, Gid, Pid, ProcessExt, ProcessStatus, Signal, Uid};
   4
   5 use std::fmt;
   6 use std::path::Path;
   7
   8 impl fmt::Display for ProcessStatus {
   9     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
  10         f.write_str("Unknown")
  11     }
  12 }
  13
  14 #[doc = include_str!("../../md_doc/process.md")]
  15 pub struct Process {
  16     pid: Pid,
  17     parent: Option<Pid>,
  18 }
  19
  20 impl ProcessExt for Process {
  21     fn kill_with(&self, _signal: Signal) -> Option<bool> {
  22         None
  23     }
  24
  25     fn name(&self) -> &str {
  26         ""
  27     }
  28
  29     fn cmd(&self) -> &[String] {
  30         &[]
  31     }
  32
  33     fn exe(&self) -> &Path {
  34         Path::new("")
  35     }
  36
  37     fn pid(&self) -> Pid {
  38         self.pid
  39     }
  40
  41     fn environ(&self) -> &[String] {
  42         &[]
  43     }
  44
  45     fn cwd(&self) -> &Path {
  46         Path::new("")
  47     }
  48
  49     fn root(&self) -> &Path {
  50         Path::new("")
  51     }
  52
  53     fn memory(&self) -> u64 {
  54         0
  55     }
  56
  57     fn virtual_memory(&self) -> u64 {
  58         0
  59     }
  60
  61     fn parent(&self) -> Option<Pid> {
  62         self.parent
  63     }
  64
  65     fn status(&self) -> ProcessStatus {
  66         ProcessStatus::Unknown(0)
  67     }
  68
  69     fn start_time(&self) -> u64 {
  70         0
  71     }
  72
  73     fn run_time(&self) -> u64 {
  74         0
  75     }
  76
  77     fn cpu_usage(&self) -> f32 {
  78         0.0
  79     }
  80
  81     fn disk_usage(&self) -> DiskUsage {
  82         DiskUsage::default()
  83     }
  84
  85     fn user_id(&self) -> Option<&Uid> {
  86         None
  87     }
  88
  89     fn group_id(&self) -> Option<Gid> {
  90         None
  91     }
  92 }