ladybird/VirtualFileSystem/NullDevice.cpp
Andreas Kling bd3e77cc16 Pass the process to CharacterDevice::read/write.
This is much nicer than grabbing directly at 'current' inside a read().
2019-01-16 00:20:38 +01:00

29 lines
436 B
C++

#include "NullDevice.h"
#include "Limits.h"
#include <AK/StdLibExtras.h>
#include <AK/kstdio.h>
NullDevice::NullDevice()
: CharacterDevice(1, 3)
{
}
NullDevice::~NullDevice()
{
}
bool NullDevice::can_read(Process&) const
{
return true;
}
ssize_t NullDevice::read(Process&, byte*, size_t)
{
return 0;
}
ssize_t NullDevice::write(Process&, const byte*, size_t bufferSize)
{
return min(GoodBufferSize, bufferSize);
}