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Kernel: Rewrite all read/write functions to use BAN::ByteSpan

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This allows us to not work with raw pointers and use sized containers
for reading and writing.
This commit is contained in:
Bananymous
2023-10-20 05:07:44 +03:00
parent 71cad2fc38
commit f3d9da9549
36 changed files with 216 additions and 177 deletions
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11
kernel/include/kernel/FS/Inode.h
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@@ -1,10 +1,11 @@
#pragma once
#include <BAN/ByteSpan.h>
#include <BAN/RefPtr.h>
#include <BAN/String.h>
#include <BAN/StringView.h>
#include <BAN/WeakPtr.h>
#include <BAN/Vector.h>
#include <BAN/WeakPtr.h>
#include <kernel/API/DirectoryEntry.h>
#include <kernel/Credentials.h>
@@ -95,8 +96,8 @@ namespace Kernel
BAN::ErrorOr<BAN::String> link_target();
// General API
BAN::ErrorOr<size_t> read(off_t, void*, size_t);
BAN::ErrorOr<size_t> write(off_t, const void*, size_t);
BAN::ErrorOr<size_t> read(off_t, BAN::ByteSpan buffer);
BAN::ErrorOr<size_t> write(off_t, BAN::ConstByteSpan buffer);
BAN::ErrorOr<void> truncate(size_t);
bool has_data() const;
@@ -111,8 +112,8 @@ namespace Kernel
virtual BAN::ErrorOr<BAN::String> link_target_impl() { return BAN::Error::from_errno(ENOTSUP); }
// General API
virtual BAN::ErrorOr<size_t> read_impl(off_t, void*, size_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> write_impl(off_t, const void*, size_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> read_impl(off_t, BAN::ByteSpan) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) { return BAN::Error::from_errno(ENOTSUP); }
virtual BAN::ErrorOr<void> truncate_impl(size_t) { return BAN::Error::from_errno(ENOTSUP); }
virtual bool has_data_impl() const { dwarnln("nonblock not supported"); return true; }