mirror of
https://gitee.com/openharmony/arkcompiler_runtime_core
synced 2024-11-23 14:50:51 +00:00
509 lines
16 KiB
C++
509 lines
16 KiB
C++
/**
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* Copyright (c) 2021-2022 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "meta.h"
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#include <cstdlib>
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#include <algorithm>
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#include <limits>
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#include "utils/expected.h"
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namespace panda::pandasm {
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std::optional<Metadata::Error> Metadata::ValidateSize(const std::string_view &value) const
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{
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constexpr size_t SIZE = 10;
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if (!std::all_of(value.cbegin(), value.cend(), ::isdigit)) {
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return Error("Unsigned integer value expected", Error::Type::INVALID_VALUE);
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}
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strtoul(value.data(), nullptr, SIZE);
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if (errno == ERANGE) {
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return Error("Value is out of range", Error::Type::INVALID_VALUE);
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}
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return {};
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}
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bool ItemMetadata::IsForeign() const
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{
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return GetAttribute("external");
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}
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static panda::pandasm::Value::Type GetType(const std::string_view &value)
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{
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using VType = panda::pandasm::Value::Type;
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static std::unordered_map<std::string_view, VType> types {
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{"u1", VType::U1}, {"i8", VType::I8}, {"u8", VType::U8},
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{"i16", VType::I16}, {"u16", VType::U16}, {"i32", VType::I32},
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{"u32", VType::U32}, {"i64", VType::I64}, {"u64", VType::U64},
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{"f32", VType::F32}, {"f64", VType::F64}, {"string", VType::STRING},
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{"class", VType::RECORD}, {"enum", VType::ENUM}, {"annotation", VType::ANNOTATION},
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{"array", VType::ARRAY}, {"method", VType::METHOD}};
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return types[value];
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}
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template <class T>
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static T ConvertFromString(const std::string_view &value, char **end)
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{
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static_assert(std::is_integral_v<T>, "T must be integral type");
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constexpr T MIN = std::numeric_limits<T>::min();
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constexpr T MAX = std::numeric_limits<T>::max();
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if constexpr (std::is_signed_v<T>) {
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auto v = ConvertFromString<int64_t>(value, end);
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if (v < MIN || v > MAX) {
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errno = ERANGE;
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}
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return static_cast<T>(v);
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}
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if constexpr (!std::is_signed_v<T>) {
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auto v = ConvertFromString<uint64_t>(value, end);
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if (v < MIN || v > MAX) {
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errno = ERANGE;
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}
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return static_cast<T>(v);
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}
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}
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template <>
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int64_t ConvertFromString(const std::string_view &value, char **end)
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{
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return static_cast<int64_t>(strtoll(value.data(), end, 0));
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}
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template <>
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uint64_t ConvertFromString(const std::string_view &value, char **end)
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{
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return static_cast<uint64_t>(strtoull(value.data(), end, 0));
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}
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template <>
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float ConvertFromString(const std::string_view &value, char **end)
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{
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return strtof(value.data(), end);
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}
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template <>
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double ConvertFromString(const std::string_view &value, char **end)
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{
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return strtod(value.data(), end);
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}
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template <class T>
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static Expected<T, Metadata::Error> ConvertFromString(const std::string_view &value)
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{
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static_assert(std::is_arithmetic_v<T>, "T must be arithmetic type");
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char *end = nullptr;
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auto v = ConvertFromString<T>(value, &end);
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if (end != value.data() + value.length()) {
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return Unexpected(Metadata::Error("Excepted integer literal", Metadata::Error::Type::INVALID_VALUE));
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}
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if (errno == ERANGE) {
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errno = 0;
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return Unexpected(Metadata::Error("Value is out of range", Metadata::Error::Type::INVALID_VALUE));
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}
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return static_cast<T>(v);
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}
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template <Value::Type type, class T = ValueTypeHelperT<type>>
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static Expected<ScalarValue, Metadata::Error> CreatePrimitiveValue(const std::string_view &value,
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T max_value = std::numeric_limits<T>::max())
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{
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auto res = ConvertFromString<T>(value);
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if (!res) {
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return Unexpected(res.Error());
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}
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auto converted = res.Value();
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if (converted > max_value) {
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return Unexpected(Metadata::Error("Value is out of range", Metadata::Error::Type::INVALID_VALUE));
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}
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return ScalarValue::Create<type>(converted);
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}
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static Expected<ScalarValue, Metadata::Error> CreateValue(
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Value::Type type, const std::string_view &value,
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const std::unordered_map<std::string, std::unique_ptr<AnnotationData>> &annotation_id_map = {})
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{
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switch (type) {
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case Value::Type::U1: {
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return CreatePrimitiveValue<Value::Type::U1>(value, 1);
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}
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case Value::Type::I8: {
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return CreatePrimitiveValue<Value::Type::I8>(value);
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}
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case Value::Type::U8: {
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return CreatePrimitiveValue<Value::Type::U8>(value);
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}
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case Value::Type::I16: {
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return CreatePrimitiveValue<Value::Type::I16>(value);
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}
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case Value::Type::U16: {
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return CreatePrimitiveValue<Value::Type::U16>(value);
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}
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case Value::Type::I32: {
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return CreatePrimitiveValue<Value::Type::I32>(value);
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}
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case Value::Type::U32: {
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return CreatePrimitiveValue<Value::Type::U32>(value);
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}
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case Value::Type::I64: {
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return CreatePrimitiveValue<Value::Type::I64>(value);
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}
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case Value::Type::U64: {
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return CreatePrimitiveValue<Value::Type::U64>(value);
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}
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case Value::Type::F32: {
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return CreatePrimitiveValue<Value::Type::F32>(value);
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}
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case Value::Type::F64: {
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return CreatePrimitiveValue<Value::Type::F64>(value);
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}
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case Value::Type::STRING: {
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return ScalarValue::Create<Value::Type::STRING>(value);
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}
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case Value::Type::RECORD: {
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return ScalarValue::Create<Value::Type::RECORD>(Type::FromName(value));
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}
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case Value::Type::METHOD: {
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return ScalarValue::Create<Value::Type::METHOD>(value);
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}
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case Value::Type::ENUM: {
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return ScalarValue::Create<Value::Type::ENUM>(value);
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}
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case Value::Type::ANNOTATION: {
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auto it = annotation_id_map.find(std::string(value));
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if (it == annotation_id_map.cend()) {
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return Unexpected(Metadata::Error("Unknown annotation id", Metadata::Error::Type::INVALID_VALUE));
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}
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auto annotation_value = it->second.get();
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return ScalarValue::Create<Value::Type::ANNOTATION>(*annotation_value);
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}
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default: {
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break;
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}
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}
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UNREACHABLE();
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}
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std::optional<Metadata::Error> AnnotationMetadata::AnnotationElementBuilder::AddValue(
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const std::string_view &value,
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const std::unordered_map<std::string, std::unique_ptr<AnnotationData>> &annotation_id_map)
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{
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ASSERT(type_.has_value());
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auto type = type_.value();
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if (type == Value::Type::ARRAY) {
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ASSERT(component_type_.has_value());
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type = component_type_.value();
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}
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auto res = CreateValue(type, value, annotation_id_map);
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if (!res) {
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return res.Error();
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}
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values_.push_back(res.Value());
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::Store(const std::string_view &attribute)
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{
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if (IsParseAnnotationElement() && !annotation_element_builder_.IsCompleted()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element isn't completely defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (IsParseAnnotation()) {
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ResetAnnotationBuilder();
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}
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return Metadata::Store(attribute);
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}
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std::optional<Metadata::Error> AnnotationMetadata::MeetExpRecordAttribute(const std::string_view &attribute,
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const std::string_view &value)
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{
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if (IsParseAnnotationElement() && !annotation_element_builder_.IsCompleted()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element isn't completely defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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InitializeAnnotationBuilder(value);
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::MeetExpIdAttribute(const std::string_view &attribute,
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const std::string_view &value)
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{
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if (!IsParseAnnotation() || IsParseAnnotationElement()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation record attribute must be defined first",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (annotation_builder_.HasId()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation id attribute already defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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annotation_builder_.SetId(value);
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::MeetExpElementNameAttribute(const std::string_view &attribute,
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const std::string_view &value)
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{
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if (!IsParseAnnotation()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation record attribute must be defined first",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (IsParseAnnotationElement() && !annotation_element_builder_.IsCompleted()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Previous annotation element isn't defined completely",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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InitializeAnnotationElementBuilder(value);
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::MeetExpElementTypeAttribute(
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const std::string_view &attribute, const std::string_view &value)
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{
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if (!IsParseAnnotationElement()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element name attribute must be defined first",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (annotation_element_builder_.IsTypeSet()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element type attribute already defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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annotation_element_builder_.SetType(GetType(value));
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::MeetExpElementArrayComponentTypeAttribute(
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const std::string_view &attribute, const std::string_view &value)
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{
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if (!IsParseAnnotationElement()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element name attribute must be defined first",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (!annotation_element_builder_.IsArray()) {
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return Error(std::string("Unexpected attribute '").append(attribute) + "'. Annotation element type isn't array",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (annotation_element_builder_.IsComponentTypeSet()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element array component type attribute already defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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annotation_element_builder_.SetComponentType(GetType(value));
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::MeetExpElementValueAttribute(const std::string_view &attribute,
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const std::string_view &value)
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{
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if (!IsParseAnnotationElement()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element name attribute must be defined first",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (!annotation_element_builder_.IsTypeSet()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element type attribute isn't defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (annotation_element_builder_.IsArray() && !annotation_element_builder_.IsComponentTypeSet()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element array component type attribute isn't defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (!annotation_element_builder_.IsArray() && annotation_element_builder_.IsCompleted()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element is completely defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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return annotation_element_builder_.AddValue(value, id_map_);
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}
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std::optional<Metadata::Error> AnnotationMetadata::StoreValue(const std::string_view &attribute,
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const std::string_view &value)
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{
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auto err = Metadata::StoreValue(attribute, value);
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if (err) {
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return err;
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}
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if (IsAnnotationRecordAttribute(attribute)) {
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return MeetExpRecordAttribute(attribute, value);
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}
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if (IsAnnotationIdAttribute(attribute)) {
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return MeetExpIdAttribute(attribute, value);
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}
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if (IsAnnotationElementNameAttribute(attribute)) {
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return MeetExpElementNameAttribute(attribute, value);
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}
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if (IsAnnotationElementTypeAttribute(attribute)) {
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return MeetExpElementTypeAttribute(attribute, value);
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}
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if (IsAnnotationElementArrayComponentTypeAttribute(attribute)) {
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return MeetExpElementArrayComponentTypeAttribute(attribute, value);
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}
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if (IsAnnotationElementValueAttribute(attribute)) {
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return MeetExpElementValueAttribute(attribute, value);
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}
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if (IsParseAnnotationElement() && !annotation_element_builder_.IsCompleted()) {
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return Error(std::string("Unexpected attribute '").append(attribute) +
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"'. Annotation element isn't completely defined",
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Error::Type::UNEXPECTED_ATTRIBUTE);
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}
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if (IsParseAnnotation()) {
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ResetAnnotationBuilder();
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}
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return {};
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}
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std::optional<Metadata::Error> AnnotationMetadata::ValidateData()
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{
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if (IsParseAnnotationElement() && !annotation_element_builder_.IsCompleted()) {
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return Error("Annotation element isn't completely defined", Error::Type::MISSING_ATTRIBUTE);
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}
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if (IsParseAnnotation()) {
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ResetAnnotationBuilder();
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}
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return Metadata::ValidateData();
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}
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std::string RecordMetadata::GetBase() const
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{
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return "";
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}
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std::vector<std::string> RecordMetadata::GetInterfaces() const
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{
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return {};
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}
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bool RecordMetadata::IsAnnotation() const
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{
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return false;
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}
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bool RecordMetadata::IsRuntimeAnnotation() const
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{
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return false;
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}
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bool RecordMetadata::IsTypeAnnotation() const
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{
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return false;
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}
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bool RecordMetadata::IsRuntimeTypeAnnotation() const
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{
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return false;
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}
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bool FunctionMetadata::IsCtor() const
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{
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return GetAttribute("ctor");
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}
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bool FunctionMetadata::IsCctor() const
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{
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return GetAttribute("cctor");
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}
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std::optional<Metadata::Error> FieldMetadata::StoreValue(const std::string_view &attribute,
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const std::string_view &value)
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{
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auto err = ItemMetadata::StoreValue(attribute, value);
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if (err) {
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return err;
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}
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if (IsValueAttribute(attribute)) {
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Value::Type value_type;
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if (!field_type_.IsObject()) {
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value_type = GetType(field_type_.GetName());
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} else {
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value_type = Value::Type::STRING;
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}
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auto res = CreateValue(value_type, value);
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if (!res) {
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return res.Error();
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}
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value_ = res.Value();
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}
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return {};
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}
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#include <meta_gen.h>
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} // namespace panda::pandasm
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