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Initialize contexts, add getpid

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This commit is contained in:
Jeremy Soller 2016-08-20 14:32:45 -06:00
parent 3b8f396229
commit 5b9c821ff5
4 changed files with 37 additions and 8 deletions
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6
kernel/syscall/mod.rs
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@ -28,6 +28,8 @@ pub enum Call {
Close = 6,
/// Execute syscall
Exec = 11,
/// Get process ID
GetPid = 20,
}
/// Convert numbers to calls
@ -41,6 +43,7 @@ impl Call {
5 => Ok(Call::Open),
6 => Ok(Call::Close),
11 => Ok(Call::Exec),
20 => Ok(Call::GetPid),
_ => Err(Error::NoCall)
}
}
@ -90,7 +93,8 @@ pub fn handle(a: usize, b: usize, c: usize, d: usize, e: usize, _f: usize) -> Re
Call::Write => write(b, convert_slice(c as *const u8, d)?),
Call::Open => open(convert_slice(b as *const u8, c)?, d),
Call::Close => close(b),
Call::Exec => exec(convert_slice(b as *const u8, c)?, convert_slice(d as *const [usize; 2], e)?)
Call::Exec => exec(convert_slice(b as *const u8, c)?, convert_slice(d as *const [usize; 2], e)?),
Call::GetPid => getpid(),
}
}