mirror of
https://github.com/RGBCube/serenity
synced 2025-07-25 03:17:35 +00:00
Kernel: Make File::write() and File::read() return KResultOr<size_t>
Instead of returning a ssize_t where negative values mean error, we now return KResultOr<size_t> and use the error state to report errors exclusively.
This commit is contained in:
parent
58feebeed2
commit
7a3ab6c517
58 changed files with 223 additions and 229 deletions
|
@ -52,14 +52,14 @@ bool NullDevice::can_read(const FileDescription&, size_t) const
|
|||
return true;
|
||||
}
|
||||
|
||||
ssize_t NullDevice::read(FileDescription&, size_t, u8*, ssize_t)
|
||||
KResultOr<size_t> NullDevice::read(FileDescription&, size_t, u8*, size_t)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
ssize_t NullDevice::write(FileDescription&, size_t, const u8*, ssize_t buffer_size)
|
||||
KResultOr<size_t> NullDevice::write(FileDescription&, size_t, const u8*, size_t buffer_size)
|
||||
{
|
||||
return min(static_cast<ssize_t>(PAGE_SIZE), buffer_size);
|
||||
return min(static_cast<size_t>(PAGE_SIZE), buffer_size);
|
||||
}
|
||||
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue