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Add errors used in binder. #130

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Merged
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Mar 20, 2021
Merged

Add errors used in binder. #130

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15 changes: 15 additions & 0 deletions rust/kernel/error.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,21 @@ impl Error {
/// Try again.
pub const EAGAIN: Self = Error(-(bindings::EAGAIN as i32));

/// Device or resource busy.
pub const EBUSY: Self = Error(-(bindings::EBUSY as i32));

/// Restart the system call.
pub const ERESTARTSYS: Self = Error(-(bindings::ERESTARTSYS as i32));

/// Operation not permitted.
pub const EPERM: Self = Error(-(bindings::EPERM as i32));

/// No such process.
pub const ESRCH: Self = Error(-(bindings::ESRCH as i32));

/// No such file or directory.
pub const ENOENT: Self = Error(-(bindings::ENOENT as i32));

/// Creates an [`Error`] from a kernel error code.
pub fn from_kernel_errno(errno: c_types::c_int) -> Error {
Error(errno)
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