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Check value for nullptr

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This commit is contained in:
Sergey Kuznetsov
2026-08-21 17:21:02 +01:00
parent 57ae858f14
commit 86c09d8acc
1 changed files with 4 additions and 1 deletions
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5
src/libxrpl/tx/wasm/HostContext.cpp
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@@ -4,6 +4,7 @@
#include <xrpl/basics/Slice.h>
#include <xrpl/basics/base_uint.h>
#include <xrpl/basics/strHex.h>
#include <xrpl/beast/utility/instrumentation.h>
#include <xrpl/protocol/AccountID.h>
#include <xrpl/protocol/Asset.h>
#include <xrpl/protocol/Issue.h>
@@ -48,7 +49,9 @@ constexpr std::int32_t kHostInternal = hfErrorToInt(HostFunctionError::InternalF
std::int32_t
answer(rust::Slice<std::uint8_t> out, std::uint8_t const* value, std::size_t size)
{
if (size <= out.size())
XRPL_ASSERT(
value != nullptr || size == 0, "xrpl::answer : nullptr value should have zero size");
if (value != nullptr && size <= out.size())
{
std::memcpy(out.data(), value, size);
}