symbol_map.h

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#pragma once
 
#include <cstdint>
#include <span>
#include <string>
#include <filesystem>
#include <string_view>
#include <vector>
 
#include <rex/types.h>
#include <rex/platform.h>
#include <rex/result.h>
 
namespace rex::kernel {
 
enum class BinarySymbolType : u8 { kFunction, kData, kImport, kUnknown };
 
struct BinarySymbol {
  std::string name;
  u32 address = 0;
  u32 size = 0;
  BinarySymbolType type = BinarySymbolType::kUnknown;
};
 
struct BinarySection {
  std::string name;
  u32 virtual_address = 0; 
  u32 virtual_size = 0;
  const u8* host_data = nullptr; 
  bool executable = false;
  bool writable = false;
};
 
}  // namespace rex::kernel
 
namespace rex::kernel {
 
struct MapParseOptions {
  u32 base_address = 0;

  bool functions_only = false;

  std::string_view prefix_filter;
};

[[nodiscard]] REX_KERNEL_API Result<std::vector<BinarySymbol>> ParseNmMap(
    const std::filesystem::path& map_path, const MapParseOptions& options = {});

[[nodiscard]] REX_KERNEL_API Result<std::vector<BinarySymbol>> ParseNmMapString(
    std::string_view map_data, const MapParseOptions& options = {});
 
}  // namespace rex::kernel