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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/RandomDevice.cpp
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@ -38,18 +38,18 @@ RandomDevice::~RandomDevice()
{
}
bool RandomDevice::can_read(const FileDescription&) const
bool RandomDevice::can_read(const FileDescription&, size_t) const
{
return true;
}
ssize_t RandomDevice::read(FileDescription&, u8* buffer, ssize_t size)
ssize_t RandomDevice::read(FileDescription&, size_t, u8* buffer, ssize_t size)
{
get_good_random_bytes(buffer, size);
return size;
}
ssize_t RandomDevice::write(FileDescription&, const u8*, ssize_t size)
ssize_t RandomDevice::write(FileDescription&, size_t, const u8*, ssize_t size)
{
// FIXME: Use input for entropy? I guess that could be a neat feature?
return min(PAGE_SIZE, size);