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LibWasm: Show wasi function arguments and result in debug mode

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Ali Mohammad Pur 2023-05-04 00:39:17 +03:30 committed by Andreas Kling
parent 47248a3511
commit a608e87ff9
Notes: sideshowbarker 2024-07-17 18:49:10 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/a608e87ff9
Pull-request: https://github.com/SerenityOS/serenity/pull/18650
Reviewed-by: https://github.com/gmta
1 changed files with 85 additions and 2 deletions
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87
Userland/Libraries/LibWasm/WASI/Wasi.cpp
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@ -850,8 +850,7 @@ struct InvocationOf<impl> {
.template operator()<Args...>(MakeIndexSequence<sizeof...(Args)>());
auto result = args.apply_as_args([&](auto&&... impl_args) { return (self.*impl)(configuration, impl_args...); });
dbgln_if(WASI_DEBUG, "WASI: Called {}", function_name);
dbgln_if(WASI_DEBUG, "WASI: {}({}) = {}", function_name, arguments, result);
if (result.is_error())
return Wasm::Trap { DeprecatedString::formatted("Invalid call to {}() = {}", function_name, result.error()) };
@ -1027,3 +1026,87 @@ Errno errno_value_from_errno(int value)
}
}
}
namespace AK {
template<>
struct Formatter<Wasm::Value> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Value const& value)
{
return value.value().visit(
[&](Wasm::Reference const&) {
return Formatter<FormatString>::format(builder, "({}) &r"sv, Wasm::ValueType::kind_name(value.type().kind()));
},
[&](auto const& v) {
return Formatter<FormatString>::format(builder, "({}) {}"sv, Wasm::ValueType::kind_name(value.type().kind()), v);
});
}
};
template<>
struct Formatter<Wasm::Wasi::Errno> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Wasi::Errno const& value)
{
return Formatter<FormatString>::format(builder, "{}"sv, to_underlying(value));
}
};
template<>
struct Formatter<Empty> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder&, Empty)
{
return {};
}
};
template<typename T>
struct Formatter<Wasm::Wasi::Result<T>> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Wasi::Result<T> const& value)
{
if (value.is_error())
return Formatter<FormatString>::format(builder, "Error({})"sv, *value.error());
return Formatter<FormatString>::format(builder, "Ok({})"sv, *value.result());
}
};
template<OneOf<Wasm::Wasi::ArgsSizes, Wasm::Wasi::EnvironSizes> T>
struct Formatter<T> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, T const& value)
{
return Formatter<FormatString>::format(builder, "size={}, count={}"sv, value.size, value.count);
}
};
template<>
struct Formatter<Wasm::Wasi::FDStat> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Wasi::FDStat const&)
{
return Formatter<FormatString>::format(builder, "(rights)"sv);
}
};
template<>
struct Formatter<Wasm::Wasi::FileStat> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Wasi::FileStat const& value)
{
return Formatter<FormatString>::format(builder, "dev={}, ino={}, ft={}, nlink={}, size={}, atim={}, mtim={}, ctim={}"sv,
value.dev, value.ino, to_underlying(value.filetype), value.nlink, value.size, value.atim, value.mtim, value.ctim);
}
};
template<>
struct Formatter<Wasm::Wasi::PreStat> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Wasi::PreStat const& value)
{
return Formatter<FormatString>::format(builder, "length={}"sv, value.dir.pr_name_len);
}
};
template<>
struct Formatter<Wasm::Wasi::SockRecvResult> : AK::Formatter<FormatString> {
ErrorOr<void> format(FormatBuilder& builder, Wasm::Wasi::SockRecvResult const& value)
{
return Formatter<FormatString>::format(builder, "size={}"sv, value.size);
}
};
}