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📄 Archive.cpp(33.87 KB)
📄 ArchiveWriter.cpp(22.89 KB)
📄 Binary.cpp(3.97 KB)
📄 COFFImportFile.cpp(19.65 KB)
📄 COFFModuleDefinition.cpp(10.09 KB)
📄 COFFObjectFile.cpp(63.9 KB)
📄 Decompressor.cpp(3.19 KB)
📄 ELF.cpp(17.36 KB)
📄 ELFObjectFile.cpp(14.54 KB)
📄 Error.cpp(3.28 KB)
📄 IRObjectFile.cpp(4.95 KB)
📄 IRSymtab.cpp(13.88 KB)
📄 MachOObjectFile.cpp(176.48 KB)
📄 MachOUniversal.cpp(9.41 KB)
📄 Minidump.cpp(5.5 KB)
📄 ModuleSymbolTable.cpp(7.05 KB)
📄 Object.cpp(10.89 KB)
📄 ObjectFile.cpp(6.4 KB)
📄 RecordStreamer.cpp(6.85 KB)
📄 RecordStreamer.h(3.09 KB)
📄 RelocationResolver.cpp(17.25 KB)
📄 SymbolSize.cpp(3.35 KB)
📄 SymbolicFile.cpp(3.39 KB)
📄 TapiFile.cpp(3.46 KB)
📄 TapiUniversal.cpp(2.09 KB)
📄 WasmObjectFile.cpp(60.63 KB)
📄 WindowsMachineFlag.cpp(1.42 KB)
📄 WindowsResource.cpp(37.6 KB)
📄 XCOFFObjectFile.cpp(29.11 KB)

Editing: TapiFile.cpp

//===- TapiFile.cpp -------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file defines the Text-based Dynamcic Library Stub format.
//
//===----------------------------------------------------------------------===//

#include "llvm/Object/TapiFile.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Object/Error.h"
#include "llvm/Support/MemoryBuffer.h"

using namespace llvm;
using namespace MachO;
using namespace object;

static constexpr StringLiteral ObjC1ClassNamePrefix = ".objc_class_name_";
static constexpr StringLiteral ObjC2ClassNamePrefix = "_OBJC_CLASS_$_";
static constexpr StringLiteral ObjC2MetaClassNamePrefix = "_OBJC_METACLASS_$_";
static constexpr StringLiteral ObjC2EHTypePrefix = "_OBJC_EHTYPE_$_";
static constexpr StringLiteral ObjC2IVarPrefix = "_OBJC_IVAR_$_";

static uint32_t getFlags(const Symbol *Sym) {
  uint32_t Flags = BasicSymbolRef::SF_Global;
  if (Sym->isUndefined())
    Flags |= BasicSymbolRef::SF_Undefined;
  else
    Flags |= BasicSymbolRef::SF_Exported;

if (Sym->isWeakDefined() || Sym->isWeakReferenced())
    Flags |= BasicSymbolRef::SF_Weak;

return Flags;
}

TapiFile::TapiFile(MemoryBufferRef Source, const InterfaceFile &interface,
                   Architecture Arch)
    : SymbolicFile(ID_TapiFile, Source), Arch(Arch) {
  for (const auto *Symbol : interface.symbols()) {
    if (!Symbol->getArchitectures().has(Arch))
      continue;

switch (Symbol->getKind()) {
    case SymbolKind::GlobalSymbol:
      Symbols.emplace_back(StringRef(), Symbol->getName(), getFlags(Symbol));
      break;
    case SymbolKind::ObjectiveCClass:
      if (interface.getPlatforms().count(PlatformKind::macOS) &&
          Arch == AK_i386) {
        Symbols.emplace_back(ObjC1ClassNamePrefix, Symbol->getName(),
                             getFlags(Symbol));
      } else {
        Symbols.emplace_back(ObjC2ClassNamePrefix, Symbol->getName(),
                             getFlags(Symbol));
        Symbols.emplace_back(ObjC2MetaClassNamePrefix, Symbol->getName(),
                             getFlags(Symbol));
      }
      break;
    case SymbolKind::ObjectiveCClassEHType:
      Symbols.emplace_back(ObjC2EHTypePrefix, Symbol->getName(),
                           getFlags(Symbol));
      break;
    case SymbolKind::ObjectiveCInstanceVariable:
      Symbols.emplace_back(ObjC2IVarPrefix, Symbol->getName(),
                           getFlags(Symbol));
      break;
    }
  }
}

TapiFile::~TapiFile() = default;

void TapiFile::moveSymbolNext(DataRefImpl &DRI) const { DRI.d.a++; }

Error TapiFile::printSymbolName(raw_ostream &OS, DataRefImpl DRI) const {
  assert(DRI.d.a < Symbols.size() && "Attempt to access symbol out of bounds");
  const Symbol &Sym = Symbols[DRI.d.a];
  OS << Sym.Prefix << Sym.Name;
  return Error::success();
}

Expected<uint32_t> TapiFile::getSymbolFlags(DataRefImpl DRI) const {
  assert(DRI.d.a < Symbols.size() && "Attempt to access symbol out of bounds");
  return Symbols[DRI.d.a].Flags;
}

basic_symbol_iterator TapiFile::symbol_begin() const {
  DataRefImpl DRI;
  DRI.d.a = 0;
  return BasicSymbolRef{DRI, this};
}

basic_symbol_iterator TapiFile::symbol_end() const {
  DataRefImpl DRI;
  DRI.d.a = Symbols.size();
  return BasicSymbolRef{DRI, this};
}

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Editing: TapiFile.cpp

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