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Everywhere: Make ByteBuffer::{create_*,copy}() OOM-safe

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This commit is contained in:
Ali Mohammad Pur 2021-09-06 03:29:52 +04:30 • committed by Andreas Kling
parent 3a9f00c59b
commit 97e97bccab
105 changed files with 629 additions and 290 deletions
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2
Userland/Libraries/LibJS/Runtime/ArrayBuffer.cpp
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@ -21,7 +21,7 @@ ArrayBuffer* ArrayBuffer::create(GlobalObject& global_object, ByteBuffer* buffer
ArrayBuffer::ArrayBuffer(size_t byte_size, Object& prototype)
: Object(prototype)
, m_buffer(ByteBuffer::create_zeroed(byte_size))
, m_buffer(ByteBuffer::create_zeroed(byte_size).release_value()) // FIXME: Handle this possible OOM failure.
, m_detach_key(js_undefined())
{
}

2
Userland/Libraries/LibJS/Runtime/ArrayBuffer.h
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@ -125,7 +125,7 @@ template<typename T>
static ByteBuffer numeric_to_raw_bytes(GlobalObject& global_object, Value value, bool is_little_endian)
{
using UnderlyingBufferDataType = Conditional<IsSame<ClampedU8, T>, u8, T>;
ByteBuffer raw_bytes = ByteBuffer::create_uninitialized(sizeof(UnderlyingBufferDataType));
ByteBuffer raw_bytes = ByteBuffer::create_uninitialized(sizeof(UnderlyingBufferDataType)).release_value(); // FIXME: Handle possible OOM situation.
auto flip_if_needed = [&]() {
if (is_little_endian)
return;