Trait os::fs::File

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pub trait File: Send + Sync {
    // Required methods
    fn readable(&self) -> bool;
    fn writable(&self) -> bool;
    fn read(&self, buf: UserBuffer) -> usize;
    fn write(&self, buf: UserBuffer) -> usize;
}
Expand description

trait File for all file types

Required Methods§

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fn readable(&self) -> bool

the file readable?

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fn writable(&self) -> bool

the file writable?

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fn read(&self, buf: UserBuffer) -> usize

read from the file to buf, return the number of bytes read

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fn write(&self, buf: UserBuffer) -> usize

write to the file from buf, return the number of bytes written

Implementors§