[−][src]Trait sysfs_class::SysClass

pub trait SysClass: Sized {
    fn class() -> &'static str;

    unsafe fn from_path_unchecked(path: PathBuf) -> Self;

    fn path(&self) -> &Path;

    fn base() -> &'static str { ... }

    fn dir() -> PathBuf { ... }

    fn from_path(path: &Path) -> Result<Self> { ... }

    fn all() -> Result<Vec<Self>> { ... }

    fn iter() -> Box<dyn Iterator<Item = Result<Self>>>
    where
        Self: 'static,
    { ... }

    fn new(id: &str) -> Result<Self> { ... }

    fn id(&self) -> &str { ... }

    fn read_file<P: AsRef<Path>>(&self, name: P) -> Result<String> { ... }

    fn parse_file<F: FromStr, P: AsRef<Path>>(&self, name: P) -> Result<F>
    where
        F::Err: Display,
    { ... }

    fn trim_file<P: AsRef<Path>>(&self, name: P) -> Result<String> { ... }

    fn write_file<P: AsRef<Path>, S: AsRef<[u8]>>(
        &self, 
        name: P, 
        data: S
    ) -> Result<()> { ... }
}

Required methods

fn class() -> &'static str

Return the class of the sys object, the name of a folder in `/sys/${base}``

unsafe fn from_path_unchecked(path: PathBuf) -> Self

Create a sys object from an absolute path without checking path for validity

fn path(&self) -> &Path

Return the path of the sys object

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Provided methods

fn base() -> &'static str

Sets the base directory, which defaults to class.

fn dir() -> PathBuf

Return the path to the sys objects, the full path of a folder in /sys/class

fn from_path(path: &Path) -> Result<Self>

Create a sys object from a path, checking it for validity

fn all() -> Result<Vec<Self>>

Retrieve all of the object instances of a sys class

fn iter() -> Box<dyn Iterator<Item = Result<Self>>> where
    Self: 'static, 

Retrieve all of the object instances of a sys class, with a boxed iterator

fn new(id: &str) -> Result<Self>

Create a sys object by id, checking it for validity

fn id(&self) -> &str

Return the id of the sys object

fn read_file<P: AsRef<Path>>(&self, name: P) -> Result<String>

Read a file underneath the sys object

fn parse_file<F: FromStr, P: AsRef<Path>>(&self, name: P) -> Result<F> where
    F::Err: Display, 

Parse a number from a file underneath the sys object

fn trim_file<P: AsRef<Path>>(&self, name: P) -> Result<String>

Read a file underneath the sys object and trim whitespace

fn write_file<P: AsRef<Path>, S: AsRef<[u8]>>(
    &self,
    name: P,
    data: S
) -> Result<()>

Write a file underneath the sys object

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Implementors

impl SysClass for Backlight[src]

impl SysClass for Block[src]

impl SysClass for DmiId[src]

impl SysClass for HwMon[src]

impl SysClass for Leds[src]

impl SysClass for Net[src]

impl SysClass for PciDevice[src]

impl SysClass for PciDriver[src]

impl SysClass for ScsiHost[src]

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