Write
(handle: usize, buffer: &[u8])
| 298 | |
| 299 | // Write |
| 300 | pub fn write(handle: usize, buffer: &[u8]) -> Option<usize> |
| 301 | { |
| 302 | let ptr = buffer.as_ptr() as usize; |
| 303 | let len = buffer.len() as usize; |
| 304 | let res = unsafe |
| 305 | { |
| 306 | sc!(WRITE, handle, ptr, len) |
| 307 | } as isize; |
| 308 | |
| 309 | if res.is_negative() |
| 310 | { |
| 311 | None |
| 312 | } |
| 313 | else |
| 314 | { |
| 315 | Some(res as usize) |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | |
| 320 | // Send system-calls |