mirror of
https://gitlab.redox-os.org/redox-os/redox.git
synced 2026-07-03 01:58:41 +08:00
2491e4771e
* Rewriting network functions * Add buffer to dup Fix non-blocking handling by triggering once on enabling events to read to EOF * Modifications for UDP API * Implement TCP client side * Add active close * Add DMAR parser * Implement basic TCP listening. Need to improve the state machine * Reduce debugging * Fixes for close procedure * Updates to fix path processing in libstd
53 lines
1.6 KiB
Rust
53 lines
1.6 KiB
Rust
use syscall::data::Stat;
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use syscall::error::*;
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pub trait Resource {
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/// Duplicate the resource
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/// Returns `EPERM` if the operation is not supported.
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fn dup(&self, _buf: &[u8]) -> Result<Box<Self>> {
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Err(Error::new(EPERM))
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}
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/// Return the path of this resource
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/// Returns `EPERM` if the operation is not supported.
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fn path(&self, _buf: &mut [u8]) -> Result<usize> {
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Err(Error::new(EPERM))
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}
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/// Read data to buffer
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/// Returns `EPERM` if the operation is not supported.
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fn read(&mut self, _buf: &mut [u8]) -> Result<usize> {
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Err(Error::new(EPERM))
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}
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/// Write to resource
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/// Returns `EPERM` if the operation is not supported.
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fn write(&mut self, _buf: &[u8]) -> Result<usize> {
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Err(Error::new(EPERM))
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}
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/// Seek to the given offset
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/// Returns `ESPIPE` if the operation is not supported.
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fn seek(&mut self, _pos: usize, _whence: usize) -> Result<usize> {
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Err(Error::new(ESPIPE))
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}
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/// Get informations about the resource, such as mode and size
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/// Returns `EPERM` if the operation is not supported.
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fn stat(&self, _stat: &mut Stat) -> Result<usize> {
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Err(Error::new(EPERM))
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}
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/// Sync all buffers
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/// Returns `EPERM` if the operation is not supported.
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fn sync(&mut self) -> Result<usize> {
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Err(Error::new(EPERM))
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}
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/// Truncate to the given length
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/// Returns `EPERM` if the operation is not supported.
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fn truncate(&mut self, _len: usize) -> Result<usize> {
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Err(Error::new(EPERM))
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}
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}
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