llvm/tools/dsymutil/SymbolMap.h

   1 //=- tools/dsymutil/SymbolMap.h -----------------------------------*- C++ -*-=//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLVM_TOOLS_DSYMUTIL_SYMBOLMAP_H
  10 #define LLVM_TOOLS_DSYMUTIL_SYMBOLMAP_H
  11
  12 #include "llvm/ADT/StringRef.h"
  13
  14 #include <string>
  15 #include <vector>
  16
  17 namespace llvm {
  18 namespace dsymutil {
  19 class DebugMap;
  20
  21 /// Callable class to unobfuscate strings based on a BCSymbolMap.
  22 class SymbolMapTranslator {
  23 public:
  24   SymbolMapTranslator() : MangleNames(false) {}
  25
  26   SymbolMapTranslator(std::vector<std::string> UnobfuscatedStrings,
  27                       bool MangleNames)
  28       : UnobfuscatedStrings(std::move(UnobfuscatedStrings)),
  29         MangleNames(MangleNames) {}
  30
  31   StringRef operator()(StringRef Input);
  32
  33   operator bool() const { return !UnobfuscatedStrings.empty(); }
  34
  35 private:
  36   std::vector<std::string> UnobfuscatedStrings;
  37   bool MangleNames;
  38 };
  39
  40 /// Class to initialize SymbolMapTranslators from a BCSymbolMap.
  41 class SymbolMapLoader {
  42 public:
  43   SymbolMapLoader(std::string SymbolMap) : SymbolMap(std::move(SymbolMap)) {}
  44
  45   SymbolMapTranslator Load(StringRef InputFile, const DebugMap &Map) const;
  46
  47 private:
  48   const std::string SymbolMap;
  49 };
  50 } // namespace dsymutil
  51 } // namespace llvm
  52
  53 #endif // LLVM_TOOLS_DSYMUTIL_SYMBOLMAP_H