Host.mm File Reference

#include "lldb/Host/Host.h"
#include "PosixSpawnResponsible.h"
#include <AvailabilityMacros.h>
#include <TargetConditionals.h>
#include "llvm/TargetParser/Host.h"
#include <asl.h>
#include <cassert>
#include <cerrno>
#include <crt_externs.h>
#include <cstdio>
#include <cstdlib>
#include <dlfcn.h>
#include <grp.h>
#include <libproc.h>
#include <pwd.h>
#include <spawn.h>
#include <sys/proc.h>
#include <sys/stat.h>
#include <sys/sysctl.h>
#include <sys/types.h>
#include <unistd.h>
#include "lldb/Host/ConnectionFileDescriptor.h"
#include "lldb/Host/FileSystem.h"
#include "lldb/Host/HostInfo.h"
#include "lldb/Host/ProcessLaunchInfo.h"
#include "lldb/Host/ThreadLauncher.h"
#include "lldb/Utility/ArchSpec.h"
#include "lldb/Utility/LLDBLog.h"
#include "lldb/Utility/DataBufferHeap.h"
#include "lldb/Utility/DataExtractor.h"
#include "lldb/Utility/Endian.h"
#include "lldb/Utility/FileSpec.h"
#include "lldb/Utility/Log.h"
#include "lldb/Utility/NameMatches.h"
#include "lldb/Utility/ProcessInfo.h"
#include "lldb/Utility/StreamString.h"
#include "lldb/Utility/StructuredData.h"
#include "lldb/lldb-defines.h"
#include "llvm/ADT/ScopeExit.h"
#include "llvm/Support/Errno.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/ErrorExtras.h"
#include "llvm/Support/FileSystem.h"
#include "../cfcpp/CFCBundle.h"
#include "../cfcpp/CFCMutableArray.h"
#include "../cfcpp/CFCMutableDictionary.h"
#include "../cfcpp/CFCReleaser.h"
#include "../cfcpp/CFCString.h"
#include <objc/objc-auto.h>
#include <os/log.h>
#include <CoreFoundation/CoreFoundation.h>
#include <Foundation/Foundation.h>

Go to the source code of this file.

Macros
#define	_POSIX_SPAWN_DISABLE_ASLR   0x0100

Functions
int	__pthread_chdir (const char *path)
int	__pthread_fchdir (int fildes)
static bool	GetMacOSXProcessCPUType (ProcessInstanceInfo &process_info)
static bool	GetMacOSXProcessArgs (const ProcessInstanceInfoMatch *match_info_ptr, ProcessInstanceInfo &process_info)
static bool	GetMacOSXProcessUserAndGroup (ProcessInstanceInfo &process_info)
static llvm::Error	GetProcessList (std::vector< struct kinfo_proc > &kinfos)
	Fetches the list of all processes into kinfos.
static short	GetPosixspawnFlags (const ProcessLaunchInfo &launch_info)
static void	finalize_xpc (void *xpc_object)
static Status	LaunchProcessXPC (const char *exe_path, ProcessLaunchInfo &launch_info, lldb::pid_t &pid)
static bool	AddPosixSpawnFileAction (void *_file_actions, const FileAction *info, Log *log, Status &error)
static Status	LaunchProcessPosixSpawn (const char *exe_path, const ProcessLaunchInfo &launch_info, lldb::pid_t &pid)
static bool	ShouldLaunchUsingXPC (ProcessLaunchInfo &launch_info)

Variables
static os_log_t	g_os_log
static std::once_flag	g_os_log_once

Macro Definition Documentation

_POSIX_SPAWN_DISABLE_ASLR

#define _POSIX_SPAWN_DISABLE_ASLR   0x0100

Definition at line 95 of file Host.mm.

Referenced by GetPosixspawnFlags().

Function Documentation

__pthread_chdir()

int __pthread_chdir

(

const char *

path

)

Referenced by LaunchProcessPosixSpawn().

__pthread_fchdir()

int __pthread_fchdir

(

int

fildes

)

Referenced by LaunchProcessPosixSpawn().

AddPosixSpawnFileAction()

bool AddPosixSpawnFileAction ( void * _file_actions, const FileAction * info, Log * log, Status & error )

static

Definition at line 1139 of file Host.mm.

References lldb::eErrorTypePOSIX, lldb_private::FileAction::eFileActionClose, lldb_private::FileAction::eFileActionDuplicate, lldb_private::FileAction::eFileActionNone, lldb_private::FileAction::eFileActionOpen, error(), lldb_private::Status::FromErrorString(), lldb_private::FileAction::GetAction(), lldb_private::FileAction::GetActionArgument(), lldb_private::FileAction::GetFD(), lldb_private::FileAction::GetFileSpec(), lldb_private::FileSpec::GetPath(), LLDB_LOG, and lldb_private::Status.

Referenced by LaunchProcessPosixSpawn().

finalize_xpc()

void finalize_xpc ( void * xpc_object )

static

Definition at line 989 of file Host.mm.

Referenced by LaunchProcessXPC().

GetMacOSXProcessArgs()

bool GetMacOSXProcessArgs ( const ProcessInstanceInfoMatch * match_info_ptr, ProcessInstanceInfo & process_info )

static

Definition at line 576 of file Host.mm.

References lldb_private::Args::AppendArgument(), lldb_private::ProcessInfo::GetArchitecture(), lldb_private::ProcessInfo::GetArguments(), lldb_private::WritableDataBuffer::GetBytes(), lldb_private::DataBufferHeap::GetByteSize(), lldb_private::DataExtractor::GetCStr(), lldb_private::ConstString::GetCString(), lldb_private::ProcessInfo::GetEnvironment(), lldb_private::ProcessInfo::GetExecutableFile(), lldb_private::FileSpec::GetFilename(), lldb_private::ProcessInfo::GetName(), lldb_private::ProcessInstanceInfoMatch::GetNameMatchType(), lldb_private::ProcessInfo::GetProcessID(), lldb_private::ProcessInstanceInfoMatch::GetProcessInfo(), lldb_private::ArchSpec::GetTriple(), lldb_private::DataExtractor::GetU32(), lldb_private::endian::InlHostByteOrder(), lldb_private::Environment::insert(), lldb_private::NameMatches(), lldb_private::DataExtractor::PeekData(), lldb_private::ProcessInfo::ProcessIDIsValid(), lldb_private::ProcessInfo::SetArg0(), and lldb_private::FileSpec::SetFile().

GetMacOSXProcessCPUType()

bool GetMacOSXProcessCPUType ( ProcessInstanceInfo & process_info )

static

Definition at line 503 of file Host.mm.

References lldb_private::ArchSpec::Clear(), CPU_TYPE_ARM64, CPU_TYPE_ARM64_32, lldb_private::eArchTypeMachO, lldb_private::ProcessInfo::GetArchitecture(), lldb_private::ProcessInfo::GetProcessID(), lldb_private::ProcessInfo::ProcessIDIsValid(), and lldb_private::ArchSpec::SetArchitecture().

GetMacOSXProcessUserAndGroup()

bool GetMacOSXProcessUserAndGroup ( ProcessInstanceInfo & process_info )

static

Definition at line 658 of file Host.mm.

References lldb_private::ProcessInfo::GetProcessID(), LLDB_INVALID_PROCESS_ID, lldb_private::ProcessInfo::ProcessIDIsValid(), lldb_private::ProcessInstanceInfo::SetEffectiveGroupID(), lldb_private::ProcessInstanceInfo::SetEffectiveUserID(), lldb_private::ProcessInfo::SetGroupID(), lldb_private::ProcessInstanceInfo::SetParentProcessID(), lldb_private::ProcessInfo::SetUserID(), and UINT32_MAX.

GetPosixspawnFlags()

short GetPosixspawnFlags ( const ProcessLaunchInfo & launch_info )

static

Definition at line 951 of file Host.mm.

References _POSIX_SPAWN_DISABLE_ASLR, lldb_private::eLazyBoolCalculate, lldb_private::eLazyBoolNo, lldb_private::eLazyBoolYes, lldb_private::ProcessLaunchInfo::GetFlags(), lldb_private::ProcessLaunchInfo::GetLaunchInSeparateProcessGroup(), and lldb_private::Flags::Test().

Referenced by LaunchProcessPosixSpawn(), and LaunchProcessXPC().

GetProcessList()

llvm::Error GetProcessList ( std::vector< struct kinfo_proc > & kinfos )

static

Fetches the list of all processes into kinfos.

Definition at line 692 of file Host.mm.

LaunchProcessPosixSpawn()

Status LaunchProcessPosixSpawn ( const char * exe_path, const ProcessLaunchInfo & launch_info, lldb::pid_t & pid )

static

Definition at line 1225 of file Host.mm.

References __pthread_chdir(), __pthread_fchdir(), AddPosixSpawnFileAction(), CPU_SUBTYPE_X86_64_H, lldb::eErrorTypePOSIX, error(), lldb_private::Status::FromErrorStringWithFormat(), lldb_private::Environment::Envp::get(), lldb_private::ProcessInfo::GetArchitecture(), lldb_private::ProcessInfo::GetArguments(), lldb_private::ProcessInfo::GetEnvironment(), lldb_private::Environment::getEnvp(), lldb_private::ProcessLaunchInfo::GetFileActionAtIndex(), lldb_private::ProcessLaunchInfo::GetFlags(), lldb_private::GetLog(), lldb_private::ArchSpec::GetMachOCPUSubType(), lldb_private::ArchSpec::GetMachOCPUType(), lldb_private::ProcessLaunchInfo::GetNumFileActions(), lldb_private::FileSpec::GetPath(), GetPosixspawnFlags(), lldb_private::ProcessLaunchInfo::GetShell(), lldb_private::ProcessLaunchInfo::GetWorkingDirectory(), lldb_private::Host, LLDB_INVALID_CPUTYPE, LLDB_INVALID_PROCESS_ID, LLDB_LOG, lldb_private::Process, setup_posix_spawn_responsible_flag(), lldb_private::Status, lldb_private::Flags::Test(), and UINT32_MAX.

LaunchProcessXPC()

Status LaunchProcessXPC ( const char * exe_path, ProcessLaunchInfo & launch_info, lldb::pid_t & pid )

static

Definition at line 993 of file Host.mm.

References lldb::eErrorTypeGeneric, error(), finalize_xpc(), lldb_private::Status::FromErrorStringWithFormat(), lldb_private::ProcessInfo::GetArchitecture(), lldb_private::ProcessInfo::GetArguments(), lldb_private::ProcessInfo::GetEnvironment(), lldb_private::ProcessLaunchInfo::GetFileActionForFD(), lldb_private::FileAction::GetFileSpec(), lldb_private::GetLog(), lldb_private::ArchSpec::GetMachOCPUType(), lldb_private::FileSpec::GetPath(), GetPosixspawnFlags(), lldb_private::ProcessInfo::GetUserID(), lldb_private::Host, LLDB_LOG, lldb_private::Process, and lldb_private::Status.

ShouldLaunchUsingXPC()

bool ShouldLaunchUsingXPC ( ProcessLaunchInfo & launch_info )

static

Definition at line 1469 of file Host.mm.

References lldb_private::ProcessInfo::GetUserID().

Variable Documentation

g_os_log

os_log_t g_os_log

static

Definition at line 106 of file Host.mm.

g_os_log_once

std::once_flag g_os_log_once

static

Definition at line 107 of file Host.mm.