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//===------------ BinaryScanningTool.cpp - Swift Compiler ----------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2021 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "swift/StaticMirror/BinaryScanningTool.h"
#include "swift/Basic/Unreachable.h"
#include "swift/Demangling/Demangler.h"
#include "swift/RemoteInspection/ReflectionContext.h"
#include "swift/RemoteInspection/TypeRefBuilder.h"
#include "swift/RemoteInspection/TypeLowering.h"
#include "swift/Remote/CMemoryReader.h"
#include "swift/StaticMirror/ObjectFileContext.h"
#include "llvm/ADT/StringSet.h"
#include "llvm/Object/Archive.h"
#include "llvm/Object/MachOUniversal.h"
#include <sstream>
using namespace llvm::object;
using namespace swift::reflection;
namespace swift {
namespace static_mirror {
BinaryScanningTool::BinaryScanningTool(
const std::vector<std::string> &binaryPaths, const std::string Arch) {
for (const std::string &BinaryFilename : binaryPaths) {
auto BinaryOwner = unwrap(createBinary(BinaryFilename));
Binary *BinaryFile = BinaryOwner.getBinary();
// The object file we are doing lookups in -- either the binary itself, or
// a particular slice of a universal binary.
std::unique_ptr<ObjectFile> ObjectOwner;
const ObjectFile *O = dyn_cast<ObjectFile>(BinaryFile);
if (!O) {
auto Universal = cast<MachOUniversalBinary>(BinaryFile);
ObjectOwner = unwrap(Universal->getMachOObjectForArch(Arch));
O = ObjectOwner.get();
}
// Retain the objects that own section memory
BinaryOwners.push_back(std::move(BinaryOwner));
ObjectOwners.push_back(std::move(ObjectOwner));
ObjectFiles.push_back(O);
}
// FIXME: This could/should be configurable.
#if SWIFT_OBJC_INTEROP
bool ObjCInterop = true;
#else
bool ObjCInterop = false;
#endif
Context = makeReflectionContextForObjectFiles(ObjectFiles, ObjCInterop);
PointerSize = Context->PointerSize;
}
ConformanceCollectionResult
BinaryScanningTool::collectConformances(const std::vector<std::string> &protocolNames) {
switch (PointerSize) {
case 4:
// FIXME: This could/should be configurable.
#if SWIFT_OBJC_INTEROP
return Context->Builder.collectAllConformances<WithObjCInterop, 4>();
#else
return Context->Builder.collectAllConformances<NoObjCInterop, 4>();
#endif
case 8:
#if SWIFT_OBJC_INTEROP
return Context->Builder.collectAllConformances<WithObjCInterop, 8>();
#else
return Context->Builder.collectAllConformances<NoObjCInterop, 8>();
#endif
default:
fputs("unsupported word size in object file\n", stderr);
abort();
}
}
AssociatedTypeCollectionResult
BinaryScanningTool::collectAssociatedTypes(const std::string &mangledTypeName) {
switch (PointerSize) {
case 4:
// FIXME: This could/should be configurable.
#if SWIFT_OBJC_INTEROP
return Context->Builder.collectAssociatedTypes<WithObjCInterop, 4>(mangledTypeName);
#else
return Context->Builder.collectAssociatedTypes<NoObjCInterop, 4>(mangledTypeName);
#endif
case 8:
#if SWIFT_OBJC_INTEROP
return Context->Builder.collectAssociatedTypes<WithObjCInterop, 8>(mangledTypeName);
#else
return Context->Builder.collectAssociatedTypes<NoObjCInterop, 8>(mangledTypeName);
#endif
default:
fputs("unsupported word size in object file\n", stderr);
abort();
}
}
AssociatedTypeCollectionResult
BinaryScanningTool::collectAllAssociatedTypes() {
switch (PointerSize) {
case 4:
// FIXME: This could/should be configurable.
#if SWIFT_OBJC_INTEROP
return Context->Builder.collectAssociatedTypes<WithObjCInterop, 4>(
std::optional<std::string>());
#else
return Context->Builder.collectAssociatedTypes<NoObjCInterop, 4>(
std::optional<std::string>());
#endif
case 8:
#if SWIFT_OBJC_INTEROP
return Context->Builder.collectAssociatedTypes<WithObjCInterop, 8>(
std::optional<std::string>());
#else
return Context->Builder.collectAssociatedTypes<NoObjCInterop, 8>(
std::optional<std::string>());
#endif
default:
fputs("unsupported word size in object file\n", stderr);
abort();
}
}
FieldTypeCollectionResult
BinaryScanningTool::collectFieldTypes(const std::string &mangledTypeName) {
return Context->Builder.collectFieldTypes(mangledTypeName);
}
FieldTypeCollectionResult
BinaryScanningTool::collectAllFieldTypes() {
return Context->Builder.collectFieldTypes(std::optional<std::string>());
}
} // end namespace static_mirror
} // end namespace swift
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