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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
Libraries/LibBareMetal/Output/Console.cpp
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@ -57,19 +57,19 @@ Console::~Console()
}
#if defined(KERNEL)
bool Console::can_read(const Kernel::FileDescription&) const
bool Console::can_read(const Kernel::FileDescription&, size_t) const
{
return false;
}
ssize_t Console::read(Kernel::FileDescription&, u8*, ssize_t)
ssize_t Console::read(Kernel::FileDescription&, size_t, u8*, ssize_t)
{
// FIXME: Implement reading from the console.
// Maybe we could use a ring buffer for this device?
return 0;
}
ssize_t Console::write(Kernel::FileDescription&, const u8* data, ssize_t size)
ssize_t Console::write(Kernel::FileDescription&, size_t, const u8* data, ssize_t size)
{
if (!size)
return 0;

8
Libraries/LibBareMetal/Output/Console.h
View file

@ -57,10 +57,10 @@ public:
#if defined(KERNEL)
// ^CharacterDevice
virtual bool can_read(const Kernel::FileDescription&) const override;
virtual bool can_write(const Kernel::FileDescription&) const override { return true; }
virtual ssize_t read(Kernel::FileDescription&, u8*, ssize_t) override;
virtual ssize_t write(Kernel::FileDescription&, const u8*, ssize_t) override;
virtual bool can_read(const Kernel::FileDescription&, size_t) const override;
virtual bool can_write(const Kernel::FileDescription&, size_t) const override { return true; }
virtual ssize_t read(Kernel::FileDescription&, size_t, u8*, ssize_t) override;
virtual ssize_t write(Kernel::FileDescription&, size_t, const u8*, ssize_t) override;
virtual const char* class_name() const override { return "Console"; }
#endif
void set_implementation(ConsoleImplementation* implementation)