X64InterruptState Class Reference

#include <state.h>

Collaboration diagram for X64InterruptState:

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
processor_register_t	getRegister (size_t index) const
void	setRegister (size_t index, uintptr_t value)
const char *	getRegisterName (size_t index) const
size_t	getRegisterSize (size_t index) const
bool	kernelMode () const
size_t	getInterruptNumber () const
uintptr_t	getErrorCode () const
uint16_t	getCodeSegment () const
uint16_t	getStackSegment () const
uint64_t	getFlags () const
void	setFlags (uint64_t flags)

Static Public Member Functions
static X64InterruptState *	construct (class X64ProcessorState &state, bool userMode, const X64UserEntryMetadata &metadata)

Private Member Functions
	X64InterruptState ()
	X64InterruptState (const X64InterruptState &)
X64InterruptState &	operator= (const X64InterruptState &)
	~X64InterruptState ()

Private Attributes
X64UserEntryMetadata	m_UserEntry
uint64_t	m_R15
uint64_t	m_R14
uint64_t	m_R13
uint64_t	m_R12
uint64_t	m_R11
uint64_t	m_R10
uint64_t	m_R9
uint64_t	m_R8
uint64_t	m_Rbp
uint64_t	m_Rsi
uint64_t	m_Rdi
uint64_t	m_Rdx
uint64_t	m_Rcx
uint64_t	m_Rbx
uint64_t	m_Rax
uint64_t	m_IntNumber
uint64_t	m_Errorcode
uint64_t	m_Rip
uint64_t	m_Cs
uint64_t	m_Rflags
uint64_t	m_Rsp
uint64_t	m_Ss

Friends
class	X64ProcessorState
class	X64InterruptManager
class	PageFaultHandler

Detailed Description

x64 Interrupt State

Definition at line 45 of file x64/state.h.

Constructor & Destructor Documentation

X64InterruptState() [1/2]

X64InterruptState::X64InterruptState ( )

private

The default constructor

Note

NOT implemented

X64InterruptState() [2/2]

X64InterruptState::X64InterruptState ( const X64InterruptState &  )

private

The copy-constructor

Note

NOT implemented

~X64InterruptState()

X64InterruptState::~X64InterruptState ( )

private

The destructor

Note

NOT implemented

Member Function Documentation

construct()

X64InterruptState * X64InterruptState::construct ( class X64ProcessorState &  state, bool  userMode, const X64UserEntryMetadata &  metadata  )

static

Construct a dummy interruptstate on the stack given in 'state', which when executed will set the processor to 'state'.

Definition at line 192 of file x64/state.cc.

References X64ProcessorState::getStackPointer(), X64ProcessorState::r10, X64ProcessorState::r11, X64ProcessorState::r12, X64ProcessorState::r13, X64ProcessorState::r14, X64ProcessorState::r15, X64ProcessorState::r8, X64ProcessorState::r9, X64ProcessorState::rax, X64ProcessorState::rbp, X64ProcessorState::rbx, X64ProcessorState::rcx, X64ProcessorState::rdi, X64ProcessorState::rdx, X64ProcessorState::rip, X64ProcessorState::rsi, and X64ProcessorState::rsp.

getBasePointer()

uintptr_t X64InterruptState::getBasePointer ( ) const

inline

Get the base-pointer

Returns

the base-pointer

Definition at line 442 of file x64/state.h.

References m_Rbp.

getCodeSegment()

uint16_t X64InterruptState::getCodeSegment ( ) const

inline

Get the interrupted code-segment selector.

Definition at line 461 of file x64/state.h.

References m_Cs.

getErrorCode()

uintptr_t X64InterruptState::getErrorCode ( ) const

inline

Get the processor-supplied exception error code.

Definition at line 458 of file x64/state.h.

References m_Errorcode.

getFlags()

uint64_t X64InterruptState::getFlags ( ) const

inline

Get the flags register

Returns

the flags register

Definition at line 468 of file x64/state.h.

References m_Rflags.

getInstructionPointer()

uintptr_t X64InterruptState::getInstructionPointer ( ) const

inline

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

Returns

the instruction-pointer

Definition at line 436 of file x64/state.h.

References m_Rip.

getInterruptNumber()

size_t X64InterruptState::getInterruptNumber ( ) const

inline

Get the interrupt number

Returns

the interrupt number

Definition at line 455 of file x64/state.h.

References m_IntNumber.

getRegister()

processor_register_t X64InterruptState::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 35 of file x64/state.cc.

References getStackPointer(), m_R10, m_R11, m_R12, m_R13, m_R14, m_R15, m_R8, m_R9, m_Rax, m_Rbp, m_Rbx, m_Rcx, m_Rdi, m_Rdx, m_Rflags, m_Rip, and m_Rsi.

getRegisterCount()

size_t X64InterruptState::getRegisterCount

(

)

const

Get the number of registers

Returns

the number of registers

Definition at line 32 of file x64/state.cc.

getRegisterName()

const char * X64InterruptState::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 112 of file x64/state.cc.

getRegisterSize()

size_t X64InterruptState::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 448 of file x64/state.h.

getStackPointer()

uintptr_t X64InterruptState::getStackPointer ( ) const

inline

Get the stack-pointer before the interrupt occured

Returns

the stack-pointer before the interrupt

Definition at line 430 of file x64/state.h.

References m_Rsp.

Referenced by getRegister().

Here is the caller graph for this function:

getStackSegment()

uint16_t X64InterruptState::getStackSegment ( ) const

inline

Get the interrupted stack-segment selector.

Definition at line 464 of file x64/state.h.

References m_Ss.

getUserEntryMetadata()

const X64UserEntryMetadata & X64InterruptState::getUserEntryMetadata ( ) const

inline

Definition at line 51 of file x64/state.h.

kernelMode()

bool X64InterruptState::kernelMode ( ) const

inline

Did the interrupt happen in kernel-mode?

Returns

true, if the interrupt happened in kernel-mode, false otherwise

Definition at line 452 of file x64/state.h.

References m_Cs.

operator=()

X64InterruptState & X64InterruptState::operator= ( const X64InterruptState &  )

private

The assignement operator

Note

NOT implemented

refreshUserTlsBase()

void X64InterruptState::refreshUserTlsBase

(

)

Definition at line 235 of file x64/state.cc.

setBasePointer()

void X64InterruptState::setBasePointer ( uintptr_t  basePointer )

inline

Set the base-pointer

Parameters

[in]

basePointer

the new base-pointer

Definition at line 445 of file x64/state.h.

References m_Rbp.

setFlags()

void X64InterruptState::setFlags ( uint64_t  flags )

inline

Set the flags register

Parameters

[in]

flags

the new flags

Definition at line 471 of file x64/state.h.

References m_Rflags.

setInstructionPointer()

void X64InterruptState::setInstructionPointer ( uintptr_t  instructionPointer )

inline

Set the instruction-pointer

Parameters

[in]

instructionPointer

the new instruction-pointer

Definition at line 439 of file x64/state.h.

References m_Rip.

setRegister()

void X64InterruptState::setRegister	(	size_t	index,
		uintptr_t	value
	)

Set a specific register

Parameters

[in]	index	the index of the register (from 0 to getRegisterCount() - 1)
[in]	value	the new value for the register

Definition at line 74 of file x64/state.cc.

References m_R10, m_R11, m_R12, m_R13, m_R14, m_R15, m_R8, m_R9, m_Rax, m_Rbp, m_Rbx, m_Rcx, m_Rdi, m_Rdx, m_Rflags, m_Rip, m_Rsi, and m_Rsp.

setStackPointer()

void X64InterruptState::setStackPointer ( uintptr_t  stackPointer )

inline

Set the userspace stack-pointer

Parameters

[in]

stackPointer

the new stack-pointer

Definition at line 433 of file x64/state.h.

References m_Rsp.

setUserEntryMetadata()

void X64InterruptState::setUserEntryMetadata ( const X64UserEntryMetadata &  metadata )

inline

Definition at line 54 of file x64/state.h.

Friends And Related Symbol Documentation

PageFaultHandler

friend class PageFaultHandler

friend

Definition at line 48 of file x64/state.h.

X64InterruptManager

friend class X64InterruptManager

friend

Definition at line 47 of file x64/state.h.

X64ProcessorState

friend class X64ProcessorState

friend

Definition at line 46 of file x64/state.h.

Member Data Documentation

m_Cs

uint64_t X64InterruptState::m_Cs

private

The CS segment register

Definition at line 189 of file x64/state.h.

Referenced by getCodeSegment(), and kernelMode().

m_Errorcode

uint64_t X64InterruptState::m_Errorcode

private

The error-code (if any)

Definition at line 185 of file x64/state.h.

Referenced by getErrorCode().

m_IntNumber

uint64_t X64InterruptState::m_IntNumber

private

The interrupt number

Definition at line 183 of file x64/state.h.

Referenced by getInterruptNumber().

m_R10

uint64_t X64InterruptState::m_R10

private

The R10 general purpose register

Definition at line 163 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R11

uint64_t X64InterruptState::m_R11

private

The R11 general purpose register

Definition at line 161 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R12

uint64_t X64InterruptState::m_R12

private

The R12 general purpose register

Definition at line 159 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R13

uint64_t X64InterruptState::m_R13

private

The R13 general purpose register

Definition at line 157 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R14

uint64_t X64InterruptState::m_R14

private

The R14 general purpose register

Definition at line 155 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R15

uint64_t X64InterruptState::m_R15

private

The R15 general purpose register

Definition at line 153 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R8

uint64_t X64InterruptState::m_R8

private

The R8 general purpose register

Definition at line 167 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_R9

uint64_t X64InterruptState::m_R9

private

The R9 general purpose register

Definition at line 165 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rax

uint64_t X64InterruptState::m_Rax

private

The RAX general purpose register

Definition at line 181 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rbp

uint64_t X64InterruptState::m_Rbp

private

The base-pointer

Definition at line 169 of file x64/state.h.

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

m_Rbx

uint64_t X64InterruptState::m_Rbx

private

The RBX general purpose register

Definition at line 179 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rcx

uint64_t X64InterruptState::m_Rcx

private

The RCX general purpose register

Definition at line 177 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rdi

uint64_t X64InterruptState::m_Rdi

private

The RDI general purpose register

Definition at line 173 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rdx

uint64_t X64InterruptState::m_Rdx

private

The RDX general purpose register

Definition at line 175 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rflags

uint64_t X64InterruptState::m_Rflags

private

The RFlags register

Definition at line 191 of file x64/state.h.

Referenced by getFlags(), getRegister(), setFlags(), and setRegister().

m_Rip

uint64_t X64InterruptState::m_Rip

private

The instruction-pointer

Definition at line 187 of file x64/state.h.

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

m_Rsi

uint64_t X64InterruptState::m_Rsi

private

The RSI general purpose register

Definition at line 171 of file x64/state.h.

Referenced by getRegister(), and setRegister().

m_Rsp

uint64_t X64InterruptState::m_Rsp

private

The stack-pointer

Definition at line 193 of file x64/state.h.

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

m_Ss

uint64_t X64InterruptState::m_Ss

private

The SS segment register

Definition at line 195 of file x64/state.h.

Referenced by getStackSegment().

m_UserEntry

X64UserEntryMetadata X64InterruptState::m_UserEntry

private

Definition at line 150 of file x64/state.h.

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

• x64/state.h
• x64/state.cc