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Kernel: Remove UserOrKernelBuffer::copy_into_string()

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All former users of this API have been converted to use KString. :^)
This commit is contained in:
Andreas Kling
2021-09-04 23:48:46 +02:00
parent 211c1c087d
commit 393229e2aa
2 changed files with 2 additions and 17 deletions
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16
Kernel/UserOrKernelBuffer.cpp
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@@ -1,5 +1,6 @@
/*
* Copyright (c) 2020, the SerenityOS developers.
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@@ -14,21 +15,6 @@ bool UserOrKernelBuffer::is_kernel_buffer() const
return !Memory::is_user_address(VirtualAddress(m_buffer));
}
String UserOrKernelBuffer::copy_into_string(size_t size) const
{
if (!m_buffer)
return {};
if (Memory::is_user_address(VirtualAddress(m_buffer))) {
char* buffer;
auto data_copy = StringImpl::create_uninitialized(size, buffer);
if (!copy_from_user(buffer, m_buffer, size))
return {};
return data_copy;
}
return String(ReadonlyBytes { m_buffer, size });
}
KResultOr<NonnullOwnPtr<KString>> UserOrKernelBuffer::try_copy_into_kstring(size_t size) const
{
if (!m_buffer)