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//===-- PlatformDarwinKernel.h ----------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_SOURCE_PLUGINS_PLATFORM_MACOSX_PLATFORMDARWINKERNEL_H
#define LLDB_SOURCE_PLUGINS_PLATFORM_MACOSX_PLATFORMDARWINKERNEL_H
#include "lldb/Utility/ConstString.h"
#if defined(__APPLE__) // This Plugin uses the Mac-specific
// source/Host/macosx/cfcpp utilities
#include "lldb/Utility/FileSpec.h"
#include "llvm/Support/FileSystem.h"
#include "PlatformDarwin.h"
class PlatformDarwinKernel : public PlatformDarwin {
public:
// Class Functions
static lldb::PlatformSP CreateInstance(bool force,
const lldb_private::ArchSpec *arch);
static void DebuggerInitialize(lldb_private::Debugger &debugger);
static void Initialize();
static void Terminate();
static lldb_private::ConstString GetPluginNameStatic();
static const char *GetDescriptionStatic();
// Class Methods
PlatformDarwinKernel(lldb_private::LazyBool is_ios_debug_session);
virtual ~PlatformDarwinKernel();
// lldb_private::PluginInterface functions
lldb_private::ConstString GetPluginName() override {
return GetPluginNameStatic();
}
uint32_t GetPluginVersion() override { return 1; }
// lldb_private::Platform functions
const char *GetDescription() override { return GetDescriptionStatic(); }
void GetStatus(lldb_private::Stream &strm) override;
lldb_private::Status
GetSharedModule(const lldb_private::ModuleSpec &module_spec,
lldb_private::Process *process, lldb::ModuleSP &module_sp,
const lldb_private::FileSpecList *module_search_paths_ptr,
llvm::SmallVectorImpl<lldb::ModuleSP> *old_modules,
bool *did_create_ptr) override;
bool GetSupportedArchitectureAtIndex(uint32_t idx,
lldb_private::ArchSpec &arch) override;
bool SupportsModules() override { return false; }
void CalculateTrapHandlerSymbolNames() override;
protected:
// Map from kext bundle ID ("com.apple.filesystems.exfat") to FileSpec for the
// kext bundle on
// the host ("/System/Library/Extensions/exfat.kext/Contents/Info.plist").
typedef std::multimap<lldb_private::ConstString, lldb_private::FileSpec>
BundleIDToKextMap;
typedef BundleIDToKextMap::iterator BundleIDToKextIterator;
typedef std::vector<lldb_private::FileSpec> KernelBinaryCollection;
// Array of directories that were searched for kext bundles (used only for
// reporting to user)
typedef std::vector<lldb_private::FileSpec> DirectoriesSearchedCollection;
typedef DirectoriesSearchedCollection::iterator DirectoriesSearchedIterator;
// Populate m_search_directories and m_search_directories_no_recursing vectors
// of directories
void CollectKextAndKernelDirectories();
void GetUserSpecifiedDirectoriesToSearch();
static void AddRootSubdirsToSearchPaths(PlatformDarwinKernel *thisp,
const std::string &dir);
void AddSDKSubdirsToSearchPaths(const std::string &dir);
static lldb_private::FileSystem::EnumerateDirectoryResult
FindKDKandSDKDirectoriesInDirectory(void *baton, llvm::sys::fs::file_type ft,
llvm::StringRef path);
void SearchForKextsAndKernelsRecursively();
static lldb_private::FileSystem::EnumerateDirectoryResult
GetKernelsAndKextsInDirectoryWithRecursion(void *baton,
llvm::sys::fs::file_type ft,
llvm::StringRef path);
static lldb_private::FileSystem::EnumerateDirectoryResult
GetKernelsAndKextsInDirectoryNoRecursion(void *baton,
llvm::sys::fs::file_type ft,
llvm::StringRef path);
static lldb_private::FileSystem::EnumerateDirectoryResult
GetKernelsAndKextsInDirectoryHelper(void *baton, llvm::sys::fs::file_type ft,
llvm::StringRef path, bool recurse);
static std::vector<lldb_private::FileSpec>
SearchForExecutablesRecursively(const std::string &dir);
static void AddKextToMap(PlatformDarwinKernel *thisp,
const lldb_private::FileSpec &file_spec);
// Returns true if there is a .dSYM bundle next to the kext, or next to the
// binary inside the kext.
static bool
KextHasdSYMSibling(const lldb_private::FileSpec &kext_bundle_filepath);
// Returns true if there is a .dSYM bundle next to the kernel
static bool
KernelHasdSYMSibling(const lldb_private::FileSpec &kext_bundle_filepath);
lldb_private::Status
ExamineKextForMatchingUUID(const lldb_private::FileSpec &kext_bundle_path,
const lldb_private::UUID &uuid,
const lldb_private::ArchSpec &arch,
lldb::ModuleSP &exe_module_sp);
// Most of the ivars are assembled under FileSystem::EnumerateDirectory calls
// where the
// function being called for each file/directory must be static. We'll pass a
// this pointer
// as a baton and access the ivars directly. Toss-up whether this should just
// be a struct
// at this point.
public:
BundleIDToKextMap m_name_to_kext_path_map_with_dsyms; // multimap of
// CFBundleID to
// FileSpec on local
// filesystem, kexts
// with dSYMs next to
// them
BundleIDToKextMap m_name_to_kext_path_map_without_dsyms; // multimap of
// CFBundleID to
// FileSpec on local
// filesystem, kexts
// without dSYMs next
// to them
DirectoriesSearchedCollection
m_search_directories; // list of directories we search for kexts/kernels
DirectoriesSearchedCollection
m_search_directories_no_recursing; // list of directories we search for
// kexts/kernels, no recursion
KernelBinaryCollection m_kernel_binaries_with_dsyms; // list of kernel
// binaries we found on
// local filesystem,
// without dSYMs next to
// them
KernelBinaryCollection m_kernel_binaries_without_dsyms; // list of kernel
// binaries we found
// on local
// filesystem, with
// dSYMs next to them
lldb_private::LazyBool m_ios_debug_session;
PlatformDarwinKernel(const PlatformDarwinKernel &) = delete;
const PlatformDarwinKernel &operator=(const PlatformDarwinKernel &) = delete;
};
#else // __APPLE__
// Since DynamicLoaderDarwinKernel is compiled in for all systems, and relies on
// PlatformDarwinKernel for the plug-in name, we compile just the plug-in name
// in
// here to avoid issues. We are tracking an internal bug to resolve this issue
// by
// either not compiling in DynamicLoaderDarwinKernel for non-apple builds, or to
// make
// PlatformDarwinKernel build on all systems. PlatformDarwinKernel is currently
// not
// compiled on other platforms due to the use of the Mac-specific
// source/Host/macosx/cfcpp utilities.
class PlatformDarwinKernel {
public:
static lldb_private::ConstString GetPluginNameStatic();
};
#endif // __APPLE__
#endif // LLDB_SOURCE_PLUGINS_PLATFORM_MACOSX_PLATFORMDARWINKERNEL_H
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