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/*
* Copyright 2016 WebAssembly Community Group participants
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef WABT_BINARY_READER_NOP_H_
#define WABT_BINARY_READER_NOP_H_
#include "binary-reader.h"
namespace wabt {
class BinaryReaderNop : public BinaryReaderDelegate {
public:
bool OnError(const char* message) override { return false; }
/* Module */
Result BeginModule(uint32_t version) override { return Result::Ok; }
Result EndModule() override { return Result::Ok; }
Result BeginSection(BinarySection section_type, Offset size) override {
return Result::Ok;
}
/* Custom section */
Result BeginCustomSection(Offset size, StringSlice section_name) override {
return Result::Ok;
}
Result EndCustomSection() override { return Result::Ok; }
/* Type section */
Result BeginTypeSection(Offset size) override { return Result::Ok; }
Result OnTypeCount(Index count) override { return Result::Ok; }
Result OnType(Index index,
Index param_count,
Type* param_types,
Index result_count,
Type* result_types) override {
return Result::Ok;
}
Result EndTypeSection() override { return Result::Ok; }
/* Import section */
Result BeginImportSection(Offset size) override { return Result::Ok; }
Result OnImportCount(Index count) override { return Result::Ok; }
Result OnImport(Index index,
StringSlice module_name,
StringSlice field_name) override {
return Result::Ok;
}
Result OnImportFunc(Index import_index,
StringSlice module_name,
StringSlice field_name,
Index func_index,
Index sig_index) override {
return Result::Ok;
}
Result OnImportTable(Index import_index,
StringSlice module_name,
StringSlice field_name,
Index table_index,
Type elem_type,
const Limits* elem_limits) override {
return Result::Ok;
}
Result OnImportMemory(Index import_index,
StringSlice module_name,
StringSlice field_name,
Index memory_index,
const Limits* page_limits) override {
return Result::Ok;
}
Result OnImportGlobal(Index import_index,
StringSlice module_name,
StringSlice field_name,
Index global_index,
Type type,
bool mutable_) override {
return Result::Ok;
}
Result EndImportSection() override { return Result::Ok; }
/* Function section */
Result BeginFunctionSection(Offset size) override { return Result::Ok; }
Result OnFunctionCount(Index count) override { return Result::Ok; }
Result OnFunction(Index index, Index sig_index) override {
return Result::Ok;
}
Result EndFunctionSection() override { return Result::Ok; }
/* Table section */
Result BeginTableSection(Offset size) override { return Result::Ok; }
Result OnTableCount(Index count) override { return Result::Ok; }
Result OnTable(Index index,
Type elem_type,
const Limits* elem_limits) override {
return Result::Ok;
}
Result EndTableSection() override { return Result::Ok; }
/* Memory section */
Result BeginMemorySection(Offset size) override { return Result::Ok; }
Result OnMemoryCount(Index count) override { return Result::Ok; }
Result OnMemory(Index index, const Limits* limits) override {
return Result::Ok;
}
Result EndMemorySection() override { return Result::Ok; }
/* Global section */
Result BeginGlobalSection(Offset size) override { return Result::Ok; }
Result OnGlobalCount(Index count) override { return Result::Ok; }
Result BeginGlobal(Index index, Type type, bool mutable_) override {
return Result::Ok;
}
Result BeginGlobalInitExpr(Index index) override { return Result::Ok; }
Result EndGlobalInitExpr(Index index) override { return Result::Ok; }
Result EndGlobal(Index index) override { return Result::Ok; }
Result EndGlobalSection() override { return Result::Ok; }
/* Exports section */
Result BeginExportSection(Offset size) override { return Result::Ok; }
Result OnExportCount(Index count) override { return Result::Ok; }
Result OnExport(Index index,
ExternalKind kind,
Index item_index,
StringSlice name) override {
return Result::Ok;
}
Result EndExportSection() override { return Result::Ok; }
/* Start section */
Result BeginStartSection(Offset size) override { return Result::Ok; }
Result OnStartFunction(Index func_index) override { return Result::Ok; }
Result EndStartSection() override { return Result::Ok; }
/* Code section */
Result BeginCodeSection(Offset size) override { return Result::Ok; }
Result OnFunctionBodyCount(Index count) override { return Result::Ok; }
Result BeginFunctionBody(Index index) override { return Result::Ok; }
Result OnLocalDeclCount(Index count) override { return Result::Ok; }
Result OnLocalDecl(Index decl_index, Index count, Type type) override {
return Result::Ok;
}
/* Function expressions; called between BeginFunctionBody and
EndFunctionBody */
Result OnOpcode(Opcode Opcode) override { return Result::Ok; }
Result OnOpcodeBare() override { return Result::Ok; }
Result OnOpcodeIndex(Index value) override { return Result::Ok; }
Result OnOpcodeUint32(uint32_t value) override { return Result::Ok; }
Result OnOpcodeUint32Uint32(uint32_t value, uint32_t value2) override {
return Result::Ok;
}
Result OnOpcodeUint64(uint64_t value) override { return Result::Ok; }
Result OnOpcodeF32(uint32_t value) override { return Result::Ok; }
Result OnOpcodeF64(uint64_t value) override { return Result::Ok; }
Result OnOpcodeBlockSig(Index num_types, Type* sig_types) override {
return Result::Ok;
}
Result OnBinaryExpr(Opcode opcode) override { return Result::Ok; }
Result OnBlockExpr(Index num_types, Type* sig_types) override {
return Result::Ok;
}
Result OnBrExpr(Index depth) override { return Result::Ok; }
Result OnBrIfExpr(Index depth) override { return Result::Ok; }
Result OnBrTableExpr(Index num_targets,
Index* target_depths,
Index default_target_depth) override {
return Result::Ok;
}
Result OnCallExpr(Index func_index) override { return Result::Ok; }
Result OnCallIndirectExpr(Index sig_index) override { return Result::Ok; }
Result OnCompareExpr(Opcode opcode) override { return Result::Ok; }
Result OnConvertExpr(Opcode opcode) override { return Result::Ok; }
Result OnCurrentMemoryExpr() override { return Result::Ok; }
Result OnDropExpr() override { return Result::Ok; }
Result OnElseExpr() override { return Result::Ok; }
Result OnEndExpr() override { return Result::Ok; }
Result OnEndFunc() override { return Result::Ok; }
Result OnF32ConstExpr(uint32_t value_bits) override { return Result::Ok; }
Result OnF64ConstExpr(uint64_t value_bits) override { return Result::Ok; }
Result OnGetGlobalExpr(Index global_index) override { return Result::Ok; }
Result OnGetLocalExpr(Index local_index) override { return Result::Ok; }
Result OnGrowMemoryExpr() override { return Result::Ok; }
Result OnI32ConstExpr(uint32_t value) override { return Result::Ok; }
Result OnI64ConstExpr(uint64_t value) override { return Result::Ok; }
Result OnIfExpr(Index num_types, Type* sig_types) override {
return Result::Ok;
}
Result OnLoadExpr(Opcode opcode,
uint32_t alignment_log2,
Address offset) override {
return Result::Ok;
}
Result OnLoopExpr(Index num_types, Type* sig_types) override {
return Result::Ok;
}
Result OnNopExpr() override { return Result::Ok; }
Result OnReturnExpr() override { return Result::Ok; }
Result OnSelectExpr() override { return Result::Ok; }
Result OnSetGlobalExpr(Index global_index) override { return Result::Ok; }
Result OnSetLocalExpr(Index local_index) override { return Result::Ok; }
Result OnStoreExpr(Opcode opcode,
uint32_t alignment_log2,
Address offset) override {
return Result::Ok;
}
Result OnTeeLocalExpr(Index local_index) override { return Result::Ok; }
Result OnUnaryExpr(Opcode opcode) override { return Result::Ok; }
Result OnUnreachableExpr() override { return Result::Ok; }
Result EndFunctionBody(Index index) override { return Result::Ok; }
Result EndCodeSection() override { return Result::Ok; }
/* Elem section */
Result BeginElemSection(Offset size) override { return Result::Ok; }
Result OnElemSegmentCount(Index count) override { return Result::Ok; }
Result BeginElemSegment(Index index, Index table_index) override {
return Result::Ok;
}
Result BeginElemSegmentInitExpr(Index index) override { return Result::Ok; }
Result EndElemSegmentInitExpr(Index index) override { return Result::Ok; }
Result OnElemSegmentFunctionIndexCount(Index index, Index count) override {
return Result::Ok;
}
Result OnElemSegmentFunctionIndex(Index index, Index func_index) override {
return Result::Ok;
}
Result EndElemSegment(Index index) override { return Result::Ok; }
Result EndElemSection() override { return Result::Ok; }
/* Data section */
Result BeginDataSection(Offset size) override { return Result::Ok; }
Result OnDataSegmentCount(Index count) override { return Result::Ok; }
Result BeginDataSegment(Index index, Index memory_index) override {
return Result::Ok;
}
Result BeginDataSegmentInitExpr(Index index) override { return Result::Ok; }
Result EndDataSegmentInitExpr(Index index) override { return Result::Ok; }
Result OnDataSegmentData(Index index,
const void* data,
Address size) override {
return Result::Ok;
}
Result EndDataSegment(Index index) override { return Result::Ok; }
Result EndDataSection() override { return Result::Ok; }
/* Names section */
Result BeginNamesSection(Offset size) override { return Result::Ok; }
Result OnFunctionNameSubsection(Index index,
uint32_t name_type,
Offset subsection_size) override {
return Result::Ok;
}
Result OnFunctionNamesCount(Index num_functions) override {
return Result::Ok;
}
Result OnFunctionName(Index function_index,
StringSlice function_name) override {
return Result::Ok;
}
Result OnLocalNameSubsection(Index index,
uint32_t name_type,
Offset subsection_size) override {
return Result::Ok;
}
Result OnLocalNameFunctionCount(Index num_functions) override {
return Result::Ok;
}
Result OnLocalNameLocalCount(Index function_index,
Index num_locals) override {
return Result::Ok;
}
Result OnLocalName(Index function_index,
Index local_index,
StringSlice local_name) override {
return Result::Ok;
}
Result EndNamesSection() override { return Result::Ok; }
/* Reloc section */
Result BeginRelocSection(Offset size) override { return Result::Ok; }
Result OnRelocCount(Index count,
BinarySection section_code,
StringSlice section_name) override {
return Result::Ok;
}
Result OnReloc(RelocType type,
Offset offset,
Index index,
uint32_t addend) override {
return Result::Ok;
}
Result EndRelocSection() override { return Result::Ok; }
/* InitExpr - used by elem, data and global sections; these functions are
* only called between calls to Begin*InitExpr and End*InitExpr */
Result OnInitExprF32ConstExpr(Index index, uint32_t value) override {
return Result::Ok;
}
Result OnInitExprF64ConstExpr(Index index, uint64_t value) override {
return Result::Ok;
}
Result OnInitExprGetGlobalExpr(Index index, Index global_index) override {
return Result::Ok;
}
Result OnInitExprI32ConstExpr(Index index, uint32_t value) override {
return Result::Ok;
}
Result OnInitExprI64ConstExpr(Index index, uint64_t value) override {
return Result::Ok;
}
};
} // namespace wabt
#endif /* WABT_BINARY_READER_H_ */
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