sentinel-stack/sentinel-vmi/src/memory.c

sentinel-stack/sentinel-vmi/src/memory.c

Functions

	Name
struct vmi_memslot *	find_memslot(struct vmi_session * s, uint64_t gpa, uint64_t * offset)
int	is_transient_errno(int err)
int	read_remote_process(struct vmi_session * s, uint64_t remote_addr, void * buf, size_t size)
int	write_remote_process(struct vmi_session * s, uint64_t remote_addr, const void * buf, size_t size)
int	read_via_memslots(struct vmi_session * s, uint64_t gpa, void * buf, size_t size)
int	write_via_memslots(struct vmi_session * s, uint64_t gpa, const void * buf, size_t size)
int	read_via_devmem(uint64_t gpa, void * buf, size_t size)
int	vmi_read_physical(struct vmi_session * s, uint64_t gpa, void * buf, size_t size)
int	vmi_write_physical(struct vmi_session * s, uint64_t gpa, const void * buf, size_t size)
int	vmi_gva_to_gpa(struct vmi_session * s, uint64_t cr3, uint64_t gva, uint64_t * gpa)
int	vmi_read_virtual(struct vmi_session * s, uint64_t cr3, uint64_t gva, void * buf, size_t size)

Defines

	Name
	PT_ENTRY_SIZE
	PT_ENTRIES
	PT_PRESENT
	PT_WRITABLE
	PT_PAGESIZE
	PT_ADDR_MASK
	VMI_IO_RETRY_MAX
	PML4_INDEX(va)
	PDPT_INDEX(va)
	PD_INDEX(va)
	PT_INDEX(va)
	PAGE_OFFSET(va)

Functions Documentation

function find_memslot

static struct vmi_memslot * find_memslot(
    struct vmi_session * s,
    uint64_t gpa,
    uint64_t * offset
)

function is_transient_errno

static int is_transient_errno(
    int err
)

function read_remote_process

static int read_remote_process(
    struct vmi_session * s,
    uint64_t remote_addr,
    void * buf,
    size_t size
)

function write_remote_process

static int write_remote_process(
    struct vmi_session * s,
    uint64_t remote_addr,
    const void * buf,
    size_t size
)

function read_via_memslots

static int read_via_memslots(
    struct vmi_session * s,
    uint64_t gpa,
    void * buf,
    size_t size
)

function write_via_memslots

static int write_via_memslots(
    struct vmi_session * s,
    uint64_t gpa,
    const void * buf,
    size_t size
)

function read_via_devmem

static int read_via_devmem(
    uint64_t gpa,
    void * buf,
    size_t size
)

function vmi_read_physical

int vmi_read_physical(
    struct vmi_session * s,
    uint64_t gpa,
    void * buf,
    size_t size
)

function vmi_write_physical

int vmi_write_physical(
    struct vmi_session * s,
    uint64_t gpa,
    const void * buf,
    size_t size
)

function vmi_gva_to_gpa

int vmi_gva_to_gpa(
    struct vmi_session * s,
    uint64_t cr3,
    uint64_t gva,
    uint64_t * gpa
)

function vmi_read_virtual

int vmi_read_virtual(
    struct vmi_session * s,
    uint64_t cr3,
    uint64_t gva,
    void * buf,
    size_t size
)

Macros Documentation

define PT_ENTRY_SIZE

#define PT_ENTRY_SIZE 8

define PT_ENTRIES

#define PT_ENTRIES 512

define PT_PRESENT

#define PT_PRESENT (1ULL << 0)

define PT_WRITABLE

#define PT_WRITABLE (1ULL << 1)

define PT_PAGESIZE

#define PT_PAGESIZE (1ULL << 7)

define PT_ADDR_MASK

#define PT_ADDR_MASK 0x000FFFFFFFFFF000ULL

define VMI_IO_RETRY_MAX

#define VMI_IO_RETRY_MAX 3

define PML4_INDEX

#define PML4_INDEX(
    va
)
(((va) >> 39) & 0x1FF)

define PDPT_INDEX

#define PDPT_INDEX(
    va
)
(((va) >> 30) & 0x1FF)

define PD_INDEX

#define PD_INDEX(
    va
)
(((va) >> 21) & 0x1FF)

define PT_INDEX

#define PT_INDEX(
    va
)
(((va) >> 12) & 0x1FF)

define PAGE_OFFSET

#define PAGE_OFFSET(
    va
)
((va) & 0xFFF)

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Updated on 2026-05-26 at 13:25:29 +0000