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Kernel: Add explicit offset parameter to File::read etc

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This commit is contained in:
Conrad Pankoff 2020-04-10 19:44:42 +10:00 • committed by Andreas Kling
parent 68c7ca7d3b
commit a3edeb5868
45 changed files with 199 additions and 183 deletions
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6
Kernel/Devices/NullDevice.cpp
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@ -47,17 +47,17 @@ NullDevice::~NullDevice()
{
}
bool NullDevice::can_read(const FileDescription&) const
bool NullDevice::can_read(const FileDescription&, size_t) const
{
return true;
}
ssize_t NullDevice::read(FileDescription&, u8*, ssize_t)
ssize_t NullDevice::read(FileDescription&, size_t, u8*, ssize_t)
{
return 0;
}
ssize_t NullDevice::write(FileDescription&, const u8*, ssize_t buffer_size)
ssize_t NullDevice::write(FileDescription&, size_t, const u8*, ssize_t buffer_size)
{
return min(PAGE_SIZE, buffer_size);
}