WasmSectionParser.h [plain text]
#pragma once
#if ENABLE(WEBASSEMBLY)
#include "WasmFormat.h"
#include "WasmOps.h"
#include "WasmParser.h"
#include <wtf/Optional.h>
#include <wtf/Vector.h>
namespace JSC { namespace Wasm {
class SectionParser final : public Parser<void> {
public:
SectionParser(const uint8_t* data, size_t size, size_t offsetInSource, ModuleInformation& info)
: Parser(data, size)
, m_offsetInSource(offsetInSource)
, m_info(info)
{
}
#define WASM_SECTION_DECLARE_PARSER(NAME, ID, DESCRIPTION) PartialResult WARN_UNUSED_RETURN parse ## NAME();
FOR_EACH_KNOWN_WASM_SECTION(WASM_SECTION_DECLARE_PARSER)
#undef WASM_SECTION_DECLARE_PARSER
PartialResult WARN_UNUSED_RETURN parseCustom();
private:
template <typename ...Args>
NEVER_INLINE UnexpectedResult WARN_UNUSED_RETURN fail(Args... args) const
{
using namespace FailureHelper; return UnexpectedResult(makeString("WebAssembly.Module doesn't parse at byte "_s, String::number(m_offset + m_offsetInSource), ": "_s, makeString(args)...));
}
PartialResult WARN_UNUSED_RETURN parseGlobalType(Global&);
PartialResult WARN_UNUSED_RETURN parseMemoryHelper(bool isImport);
PartialResult WARN_UNUSED_RETURN parseTableHelper(bool isImport);
PartialResult WARN_UNUSED_RETURN parseResizableLimits(uint32_t& initial, Optional<uint32_t>& maximum);
PartialResult WARN_UNUSED_RETURN parseInitExpr(uint8_t&, uint64_t&, Type& initExprType);
size_t m_offsetInSource;
Ref<ModuleInformation> m_info;
};
} }
#endif // ENABLE(WEBASSEMBLY)