X64SyscallState Class Reference

#include <state.h>

Collaboration diagram for X64SyscallState:

Public Member Functions
const X64UserEntryMetadata &	getUserEntryMetadata () const
void	setUserEntryMetadata (const X64UserEntryMetadata &metadata)
void	refreshUserTlsBase ()
uintptr_t	getStackPointer () const
void	setStackPointer (uintptr_t stackPointer)
uintptr_t	getInstructionPointer () const
void	setInstructionPointer (uintptr_t instructionPointer)
uintptr_t	getBasePointer () const
void	setBasePointer (uintptr_t basePointer)
size_t	getRegisterCount () const
EXPORTED_PUBLIC processor_register_t	getRegister (size_t index) const
EXPORTED_PUBLIC void	setRegister (size_t index, uintptr_t value)
const char *	getRegisterName (size_t index) const
size_t	getRegisterSize (size_t index) const
size_t	getSyscallService () const
size_t	getSyscallNumber () const
ALWAYS_INLINE uintptr_t	getSyscallParameter (size_t n) const
void	setSyscallReturnValue (uintptr_t val)
void	setSyscallErrno (uintptr_t val)
uint64_t	getFlags () const
void	setFlags (uint64_t newFlags)

Public Attributes
X64UserEntryMetadata	m_UserEntry
uint64_t	m_R15
uint64_t	m_R14
uint64_t	m_R13
uint64_t	m_R12
uint64_t	m_R10
uint64_t	m_R9
uint64_t	m_R8
uint64_t	m_Rbp
uint64_t	m_Rsi
uint64_t	m_Rdi

Private Attributes
uint64_t	m_Rdx
uint64_t	m_Rbx
uint64_t	m_Rax
uint64_t	m_RFlagsR11
uint64_t	m_RipRcx
uint64_t	m_Rsp

Friends
class	X64ProcessorState
class	X64SyscallManager

Detailed Description

x64 Syscall State

Definition at line 199 of file x64/state.h.

Member Function Documentation

getBasePointer()

uintptr_t X64SyscallState::getBasePointer ( ) const

inline

Get the base-pointer

Returns

the base-pointer

Definition at line 487 of file x64/state.h.

References m_Rbp.

getFlags()

uint64_t X64SyscallState::getFlags ( ) const

inline

Definition at line 543 of file x64/state.h.

getInstructionPointer()

uintptr_t X64SyscallState::getInstructionPointer ( ) const

inline

Get the instruction-pointer of the next instruction that is executed after the syscall is processed

Returns

the instruction-pointer

Definition at line 481 of file x64/state.h.

References m_RipRcx.

getRegister()

processor_register_t X64SyscallState::getRegister

(

size_t

index

)

const

Get a specific register

Parameters

[in]

index

the index of the register (from 0 to getRegisterCount() - 1)

Returns

the value of the register

Definition at line 119 of file x64/state.cc.

References m_R10, m_R12, m_R13, m_R14, m_R15, m_R8, m_R9, m_Rax, m_Rbp, m_Rbx, m_Rdi, m_Rdx, m_RFlagsR11, m_RipRcx, m_Rsi, and m_Rsp.

getRegisterCount()

size_t X64SyscallState::getRegisterCount

(

)

const

Get the number of registers

Returns

the number of registers

Definition at line 116 of file x64/state.cc.

getRegisterName()

const char * X64SyscallState::getRegisterName

(

size_t

index

)

const

Get the name of a specific register

Parameters

[in]

index

the index of the register (from 0 to getRegisterCount() - 1)

Returns

the name of the register

Definition at line 188 of file x64/state.cc.

getRegisterSize()

size_t X64SyscallState::getRegisterSize ( size_t  index ) const

inline

Get the register's size in bytes

Parameters

[in]

index

the index of the register (from 0 to getRegisterCount() - 1)

Returns

the register size in bytes

Definition at line 493 of file x64/state.h.

getStackPointer()

uintptr_t X64SyscallState::getStackPointer ( ) const

inline

Get the stack-pointer before the syscall occured

Returns

the stack-pointer before the syscall

Definition at line 475 of file x64/state.h.

References m_Rsp.

getSyscallNumber()

size_t X64SyscallState::getSyscallNumber ( ) const

inline

Get the syscall function number

Returns

the syscall function number

Definition at line 500 of file x64/state.h.

References m_Rax.

getSyscallParameter()

uintptr_t X64SyscallState::getSyscallParameter ( size_t  n ) const

inline

Get the n'th parameter for this syscall.

Definition at line 503 of file x64/state.h.

References Dec, m_R10, m_R8, m_R9, m_Rbx, m_Rdi, m_Rdx, and m_Rsi.

getSyscallService()

size_t X64SyscallState::getSyscallService ( ) const

inline

Get the syscall service number

Returns

the syscall service number

Definition at line 497 of file x64/state.h.

References m_Rax.

getUserEntryMetadata()

const X64UserEntryMetadata & X64SyscallState::getUserEntryMetadata ( ) const

inline

Definition at line 204 of file x64/state.h.

refreshUserTlsBase()

void X64SyscallState::refreshUserTlsBase

(

)

Definition at line 240 of file x64/state.cc.

setBasePointer()

void X64SyscallState::setBasePointer ( uintptr_t  basePointer )

inline

Set the base-pointer

Parameters

[in]

basePointer

the new base-pointer

Definition at line 490 of file x64/state.h.

References m_Rbp.

setFlags()

void X64SyscallState::setFlags ( uint64_t  newFlags )

inline

Definition at line 546 of file x64/state.h.

setInstructionPointer()

void X64SyscallState::setInstructionPointer ( uintptr_t  instructionPointer )

inline

Set the instruction-pointer

Parameters

[in]

instructionPointer

the new instruction-pointer

Definition at line 484 of file x64/state.h.

References m_RipRcx.

setRegister()

void X64SyscallState::setRegister	(	size_t	index,
		uintptr_t	value
	)

Set a specific register in the syscall return image.

Definition at line 154 of file x64/state.cc.

References m_R10, m_R12, m_R13, m_R14, m_R15, m_R8, m_R9, m_Rax, m_Rbp, m_Rbx, m_Rdi, m_Rdx, m_RFlagsR11, m_RipRcx, m_Rsi, and m_Rsp.

setStackPointer()

void X64SyscallState::setStackPointer ( uintptr_t  stackPointer )

inline

Set the userspace stack-pointer

Parameters

[in]

stackPointer

the new stack-pointer

Definition at line 478 of file x64/state.h.

References m_Rsp.

setSyscallErrno()

void X64SyscallState::setSyscallErrno ( uintptr_t  val )

inline

Definition at line 540 of file x64/state.h.

setSyscallReturnValue()

void X64SyscallState::setSyscallReturnValue ( uintptr_t  val )

inline

Definition at line 537 of file x64/state.h.

setUserEntryMetadata()

void X64SyscallState::setUserEntryMetadata ( const X64UserEntryMetadata &  metadata )

inline

Definition at line 210 of file x64/state.h.

Friends And Related Symbol Documentation

X64ProcessorState

friend class X64ProcessorState

friend

Definition at line 200 of file x64/state.h.

X64SyscallManager

friend class X64SyscallManager

friend

Definition at line 201 of file x64/state.h.

Member Data Documentation

m_R10

uint64_t X64SyscallState::m_R10

The R10 general purpose register

Definition at line 291 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_R12

uint64_t X64SyscallState::m_R12

The R12 general purpose register

Definition at line 289 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R13

uint64_t X64SyscallState::m_R13

The R14 general purpose register

Definition at line 287 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R14

uint64_t X64SyscallState::m_R14

The R14 general purpose register

Definition at line 285 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R15

uint64_t X64SyscallState::m_R15

The R15 general purpose register

Definition at line 283 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R8

uint64_t X64SyscallState::m_R8

The R8 general purpose register

Definition at line 295 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_R9

uint64_t X64SyscallState::m_R9

The R9 general purpose register

Definition at line 293 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_Rax

uint64_t X64SyscallState::m_Rax

private

The RAX general purpose register

Definition at line 311 of file x64/state.h.

Referenced by getRegister(), getSyscallNumber(), getSyscallService(), and setRegister().

m_Rbp

uint64_t X64SyscallState::m_Rbp

The base-pointer

Definition at line 297 of file x64/state.h.

Referenced by getBasePointer(), getRegister(), setBasePointer(), and setRegister().

m_Rbx

uint64_t X64SyscallState::m_Rbx

private

The RBX general purpose register

Definition at line 309 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_Rdi

uint64_t X64SyscallState::m_Rdi

The RDI general purpose register

Definition at line 303 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_Rdx

uint64_t X64SyscallState::m_Rdx

private

The RDX general purpose register

Definition at line 307 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_RFlagsR11

uint64_t X64SyscallState::m_RFlagsR11

private

The R11/RFlags register

Definition at line 313 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_RipRcx

uint64_t X64SyscallState::m_RipRcx

private

The RIP/RCX register

Definition at line 315 of file x64/state.h.

Referenced by getInstructionPointer(), getRegister(), setInstructionPointer(), and setRegister().

m_Rsi

uint64_t X64SyscallState::m_Rsi

The RSI general purpose register

Definition at line 301 of file x64/state.h.

Referenced by getRegister(), getSyscallParameter(), and setRegister().

m_Rsp

uint64_t X64SyscallState::m_Rsp

private

The stack-pointer

Definition at line 317 of file x64/state.h.

Referenced by getRegister(), getStackPointer(), setRegister(), and setStackPointer().

m_UserEntry

X64UserEntryMetadata X64SyscallState::m_UserEntry

Definition at line 280 of file x64/state.h.

---

The documentation for this class was generated from the following files:

• x64/state.h
• x64/state.cc