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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_WRITER_H_
#define WABT_BINARY_WRITER_H_
#include "common.h"
#include "opcode.h"
#include "stream.h"
namespace wabt {
class Writer;
struct Module;
struct Script;
#define WABT_WRITE_BINARY_OPTIONS_DEFAULT \
{ nullptr, true, false, false }
struct WriteBinaryOptions {
Stream* log_stream;
bool canonicalize_lebs;
bool relocatable;
bool write_debug_names;
};
Result write_binary_module(Writer*, const Module*, const WriteBinaryOptions*);
/* returns the length of the leb128 */
uint32_t u32_leb128_length(uint32_t value);
void write_u32_leb128(Stream* stream, uint32_t value, const char* desc);
void write_i32_leb128(Stream* stream, int32_t value, const char* desc);
void write_fixed_u32_leb128(Stream* stream, uint32_t value, const char* desc);
uint32_t write_fixed_u32_leb128_at(Stream* stream,
uint32_t offset,
uint32_t value,
const char* desc);
uint32_t write_fixed_u32_leb128_raw(uint8_t* data,
uint8_t* end,
uint32_t value);
void write_type(Stream* stream, Type type);
void write_str(Stream* stream,
const char* s,
size_t length,
const char* desc,
PrintChars print_chars = PrintChars::No);
void write_opcode(Stream* stream, Opcode opcode);
void write_limits(Stream* stream, const Limits* limits);
/* Convenience functions for writing enums as LEB128s. */
template <typename T>
void write_u32_leb128_enum(Stream* stream, T value, const char* desc) {
write_u32_leb128(stream, static_cast<uint32_t>(value), desc);
}
template <typename T>
void write_i32_leb128_enum(Stream* stream, T value, const char* desc) {
write_i32_leb128(stream, static_cast<int32_t>(value), desc);
}
} // namespace wabt
#endif /* WABT_BINARY_WRITER_H_ */
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