wrap emu memory lookup
This commit is contained in:
parent
45bdab5000
commit
e0f197424c
@ -1,43 +1,26 @@
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// Manual Types
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use libafl_qemu::Emulator;
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pub type xLIST_ITEM_ptr = ::std::os::raw::c_uint;
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pub type xLIST_ptr = ::std::os::raw::c_uint;
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pub type ListItem_t_ptr = ::std::os::raw::c_uint;
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pub type StackType_t_ptr = ::std::os::raw::c_uint;
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pub type char_ptr = ::std::os::raw::c_uint;
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pub type void_ptr = ::std::os::raw::c_uint;
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pub type TCB_t_ptr = ::std::os::raw::c_uint;
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/* automatically generated by rust-bindgen 0.59.2 */
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use std::ops::Deref;
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct __uint8_t(pub ::std::os::raw::c_uchar);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct __uint16_t(pub ::std::os::raw::c_ushort);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct __uint32_t(pub ::std::os::raw::c_uint);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct StackType_t(pub u32);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct StackType_t_ptr(pub u32);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct UBaseType_t(pub ::std::os::raw::c_uint);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone, Default)]
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pub struct TickType_t(pub u32);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone, Default)]
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pub struct void_ptr(pub ::std::os::raw::c_uint);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone, Default)]
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pub struct xLIST_ptr(pub ::std::os::raw::c_uint);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone, Default)]
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pub struct xLIST_ITEM_ptr(pub ::std::os::raw::c_uint);
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pub type __uint8_t = ::std::os::raw::c_uchar;
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pub type __uint16_t = ::std::os::raw::c_ushort;
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pub type __uint32_t = ::std::os::raw::c_uint;
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pub type StackType_t = u32;
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pub type UBaseType_t = ::std::os::raw::c_uint;
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pub type TickType_t = u32;
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#[repr(C)]
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#[derive(Debug, Copy, Clone, Default)]
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#[derive(Debug, Copy, Clone)]
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pub struct xLIST_ITEM {
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pub xItemValue: TickType_t,
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pub pxNext: xLIST_ITEM_ptr,
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@ -49,12 +32,12 @@ pub struct xLIST_ITEM {
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fn bindgen_test_layout_xLIST_ITEM() {
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assert_eq!(
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::std::mem::size_of::<xLIST_ITEM>(),
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20usize,
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40usize,
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concat!("Size of: ", stringify!(xLIST_ITEM))
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);
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assert_eq!(
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::std::mem::align_of::<xLIST_ITEM>(),
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4usize,
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8usize,
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concat!("Alignment of ", stringify!(xLIST_ITEM))
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);
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assert_eq!(
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@ -69,7 +52,7 @@ fn bindgen_test_layout_xLIST_ITEM() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xLIST_ITEM>())).pxNext as *const _ as usize },
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4usize,
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8usize,
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concat!(
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"Offset of field: ",
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stringify!(xLIST_ITEM),
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@ -79,7 +62,7 @@ fn bindgen_test_layout_xLIST_ITEM() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xLIST_ITEM>())).pxPrevious as *const _ as usize },
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8usize,
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16usize,
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concat!(
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"Offset of field: ",
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stringify!(xLIST_ITEM),
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@ -89,7 +72,7 @@ fn bindgen_test_layout_xLIST_ITEM() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xLIST_ITEM>())).pvOwner as *const _ as usize },
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12usize,
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24usize,
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concat!(
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"Offset of field: ",
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stringify!(xLIST_ITEM),
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@ -99,7 +82,7 @@ fn bindgen_test_layout_xLIST_ITEM() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xLIST_ITEM>())).pvContainer as *const _ as usize },
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16usize,
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32usize,
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concat!(
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"Offset of field: ",
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stringify!(xLIST_ITEM),
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@ -108,9 +91,7 @@ fn bindgen_test_layout_xLIST_ITEM() {
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)
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);
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}
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct ListItem_t(pub xLIST_ITEM);
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pub type ListItem_t = xLIST_ITEM;
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#[repr(C)]
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#[derive(Debug, Copy, Clone)]
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pub struct xMINI_LIST_ITEM {
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@ -122,12 +103,12 @@ pub struct xMINI_LIST_ITEM {
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fn bindgen_test_layout_xMINI_LIST_ITEM() {
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assert_eq!(
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::std::mem::size_of::<xMINI_LIST_ITEM>(),
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12usize,
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24usize,
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concat!("Size of: ", stringify!(xMINI_LIST_ITEM))
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);
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assert_eq!(
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::std::mem::align_of::<xMINI_LIST_ITEM>(),
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4usize,
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8usize,
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concat!("Alignment of ", stringify!(xMINI_LIST_ITEM))
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);
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assert_eq!(
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@ -142,7 +123,7 @@ fn bindgen_test_layout_xMINI_LIST_ITEM() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xMINI_LIST_ITEM>())).pxNext as *const _ as usize },
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4usize,
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8usize,
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concat!(
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"Offset of field: ",
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stringify!(xMINI_LIST_ITEM),
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@ -152,7 +133,7 @@ fn bindgen_test_layout_xMINI_LIST_ITEM() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xMINI_LIST_ITEM>())).pxPrevious as *const _ as usize },
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8usize,
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16usize,
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concat!(
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"Offset of field: ",
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stringify!(xMINI_LIST_ITEM),
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@ -161,26 +142,24 @@ fn bindgen_test_layout_xMINI_LIST_ITEM() {
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)
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);
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}
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct MiniListItem_t(pub xMINI_LIST_ITEM);
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pub type MiniListItem_t = xMINI_LIST_ITEM;
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#[repr(C)]
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#[derive(Debug, Copy, Clone)]
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pub struct xLIST {
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pub uxNumberOfItems: UBaseType_t,
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pub pxIndex: xLIST_ITEM_ptr,
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pub pxIndex: ListItem_t_ptr,
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pub xListEnd: MiniListItem_t,
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}
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#[test]
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fn bindgen_test_layout_xLIST() {
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assert_eq!(
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::std::mem::size_of::<xLIST>(),
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20usize,
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40usize,
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concat!("Size of: ", stringify!(xLIST))
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);
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assert_eq!(
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::std::mem::align_of::<xLIST>(),
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4usize,
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8usize,
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concat!("Alignment of ", stringify!(xLIST))
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);
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assert_eq!(
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@ -195,7 +174,7 @@ fn bindgen_test_layout_xLIST() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xLIST>())).pxIndex as *const _ as usize },
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4usize,
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8usize,
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concat!(
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"Offset of field: ",
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stringify!(xLIST),
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@ -205,7 +184,7 @@ fn bindgen_test_layout_xLIST() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xLIST>())).xListEnd as *const _ as usize },
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8usize,
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16usize,
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concat!(
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"Offset of field: ",
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stringify!(xLIST),
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@ -214,12 +193,8 @@ fn bindgen_test_layout_xLIST() {
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)
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);
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}
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct List_t(pub xLIST);
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct TaskHandle_t(pub *mut tskTaskControlBlock);
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pub type List_t = xLIST;
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pub type TaskHandle_t = *mut tskTaskControlBlock;
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pub const eTaskState_eRunning: eTaskState = 0;
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pub const eTaskState_eReady: eTaskState = 1;
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pub const eTaskState_eBlocked: eTaskState = 2;
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@ -231,7 +206,7 @@ pub type eTaskState = ::std::os::raw::c_uint;
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#[derive(Debug, Copy, Clone)]
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pub struct xTASK_STATUS {
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pub xHandle: TaskHandle_t,
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pub pcTaskName: u32,
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pub pcTaskName: char_ptr,
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pub xTaskNumber: UBaseType_t,
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pub eCurrentState: eTaskState,
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pub uxCurrentPriority: UBaseType_t,
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@ -244,12 +219,12 @@ pub struct xTASK_STATUS {
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fn bindgen_test_layout_xTASK_STATUS() {
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assert_eq!(
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::std::mem::size_of::<xTASK_STATUS>(),
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36usize,
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72usize,
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concat!("Size of: ", stringify!(xTASK_STATUS))
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);
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assert_eq!(
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::std::mem::align_of::<xTASK_STATUS>(),
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4usize,
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8usize,
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concat!("Alignment of ", stringify!(xTASK_STATUS))
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);
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assert_eq!(
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@ -264,7 +239,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).pcTaskName as *const _ as usize },
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4usize,
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8usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -274,7 +249,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).xTaskNumber as *const _ as usize },
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8usize,
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16usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -284,7 +259,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).eCurrentState as *const _ as usize },
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12usize,
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24usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -294,7 +269,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).uxCurrentPriority as *const _ as usize },
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16usize,
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32usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -304,7 +279,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).uxBasePriority as *const _ as usize },
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20usize,
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40usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -314,7 +289,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).ulRunTimeCounter as *const _ as usize },
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24usize,
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48usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -324,7 +299,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<xTASK_STATUS>())).pxStackBase as *const _ as usize },
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28usize,
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56usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -336,7 +311,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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unsafe {
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&(*(::std::ptr::null::<xTASK_STATUS>())).usStackHighWaterMark as *const _ as usize
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},
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32usize,
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64usize,
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concat!(
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"Offset of field: ",
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stringify!(xTASK_STATUS),
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@ -345,9 +320,7 @@ fn bindgen_test_layout_xTASK_STATUS() {
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)
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);
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}
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#[repr(transparent)]
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#[derive(Debug, Copy, Clone)]
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pub struct TaskStatus_t(pub xTASK_STATUS);
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pub type TaskStatus_t = xTASK_STATUS;
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#[repr(C)]
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#[derive(Debug, Copy, Clone)]
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pub struct tskTaskControlBlock {
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@ -368,12 +341,12 @@ pub struct tskTaskControlBlock {
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fn bindgen_test_layout_tskTaskControlBlock() {
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assert_eq!(
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::std::mem::size_of::<tskTaskControlBlock>(),
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80usize,
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152usize,
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concat!("Size of: ", stringify!(tskTaskControlBlock))
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);
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assert_eq!(
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::std::mem::align_of::<tskTaskControlBlock>(),
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4usize,
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8usize,
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concat!("Alignment of ", stringify!(tskTaskControlBlock))
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);
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assert_eq!(
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@ -392,7 +365,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).xStateListItem as *const _ as usize
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},
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4usize,
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8usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -404,7 +377,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).xEventListItem as *const _ as usize
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},
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24usize,
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48usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -414,7 +387,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<tskTaskControlBlock>())).uxPriority as *const _ as usize },
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44usize,
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88usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -424,7 +397,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<tskTaskControlBlock>())).pxStack as *const _ as usize },
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48usize,
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96usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -434,7 +407,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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);
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assert_eq!(
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unsafe { &(*(::std::ptr::null::<tskTaskControlBlock>())).pcTaskName as *const _ as usize },
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52usize,
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104usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -446,7 +419,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).uxBasePriority as *const _ as usize
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},
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64usize,
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120usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -458,7 +431,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).uxMutexesHeld as *const _ as usize
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},
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68usize,
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128usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -470,7 +443,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).ulNotifiedValue as *const _ as usize
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},
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72usize,
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136usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -482,7 +455,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).ucNotifyState as *const _ as usize
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},
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76usize,
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144usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -495,7 +468,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).ucStaticallyAllocated as *const _
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as usize
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},
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77usize,
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145usize,
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concat!(
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"Offset of field: ",
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stringify!(tskTaskControlBlock),
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@ -507,7 +480,7 @@ fn bindgen_test_layout_tskTaskControlBlock() {
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unsafe {
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&(*(::std::ptr::null::<tskTaskControlBlock>())).ucDelayAborted as *const _ as usize
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},
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78usize,
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146usize,
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concat!(
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"Offset of field: ",
|
||||
stringify!(tskTaskControlBlock),
|
||||
@ -516,9 +489,49 @@ fn bindgen_test_layout_tskTaskControlBlock() {
|
||||
)
|
||||
);
|
||||
}
|
||||
#[repr(transparent)]
|
||||
#[derive(Debug, Copy, Clone)]
|
||||
pub struct tskTCB(pub tskTaskControlBlock);
|
||||
#[repr(transparent)]
|
||||
#[derive(Debug, Copy, Clone)]
|
||||
pub struct TCB_t(pub tskTCB);
|
||||
pub type tskTCB = tskTaskControlBlock;
|
||||
pub type TCB_t = tskTCB;
|
||||
|
||||
pub trait emu_lookup {
|
||||
fn lookup(emu: &Emulator, addr: ::std::os::raw::c_uint) -> Self;
|
||||
}
|
||||
|
||||
impl emu_lookup for xLIST_ITEM {
|
||||
fn lookup(emu: &Emulator, addr: ::std::os::raw::c_uint) -> xLIST_ITEM {
|
||||
let mut tmp : [u8; std::mem::size_of::<xLIST_ITEM>()] = [0u8; std::mem::size_of::<xLIST_ITEM>()];
|
||||
unsafe {
|
||||
emu.read_mem(addr.into(), &mut tmp);
|
||||
std::mem::transmute::<[u8; std::mem::size_of::<xLIST_ITEM>()], xLIST_ITEM>(tmp)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl emu_lookup for TCB_t {
|
||||
fn lookup(emu: &Emulator, addr: ::std::os::raw::c_uint) -> TCB_t {
|
||||
let mut tmp : [u8; std::mem::size_of::<TCB_t>()] = [0u8; std::mem::size_of::<TCB_t>()];
|
||||
unsafe {
|
||||
emu.read_mem(addr.into(), &mut tmp);
|
||||
std::mem::transmute::<[u8; std::mem::size_of::<TCB_t>()], TCB_t>(tmp)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl emu_lookup for void_ptr {
|
||||
fn lookup(emu: &Emulator, addr: ::std::os::raw::c_uint) -> void_ptr {
|
||||
let mut tmp : [u8; std::mem::size_of::<void_ptr>()] = [0u8; std::mem::size_of::<void_ptr>()];
|
||||
unsafe {
|
||||
emu.read_mem(addr.into(), &mut tmp);
|
||||
std::mem::transmute::<[u8; std::mem::size_of::<void_ptr>()], void_ptr>(tmp)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl emu_lookup for List_t {
|
||||
fn lookup(emu: &Emulator, addr: ::std::os::raw::c_uint) -> List_t {
|
||||
let mut tmp : [u8; std::mem::size_of::<List_t>()] = [0u8; std::mem::size_of::<List_t>()];
|
||||
unsafe {
|
||||
emu.read_mem(addr.into(), &mut tmp);
|
||||
std::mem::transmute::<[u8; std::mem::size_of::<List_t>()], List_t>(tmp)
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -203,11 +203,11 @@ fn fuzz(
|
||||
.expect("Symbol pxCurrentTCBC not found");
|
||||
// let curr_tcb_pointer = virt2phys(curr_tcb_pointer,&elf.goblin());
|
||||
println!("TCB pointer at {:#x}", curr_tcb_pointer);
|
||||
// let task_queue_addr = elf
|
||||
// .resolve_symbol("pxReadyTasksLists", 0)
|
||||
// .expect("Symbol pxReadyTasksLists not found");
|
||||
// // let task_queue_addr = virt2phys(task_queue_addr,&elf.goblin());
|
||||
// println!("Task Queue at {:#x}", task_queue_addr);
|
||||
let task_queue_addr = elf
|
||||
.resolve_symbol("pxReadyTasksLists", 0)
|
||||
.expect("Symbol pxReadyTasksLists not found");
|
||||
// let task_queue_addr = virt2phys(task_queue_addr,&elf.goblin());
|
||||
println!("Task Queue at {:#x}", task_queue_addr);
|
||||
|
||||
|
||||
|
||||
@ -269,42 +269,17 @@ fn fuzz(
|
||||
}
|
||||
|
||||
unsafe {
|
||||
// let mut addr_buf : [u8; 4] = [0u8; 4];
|
||||
// emu.read_mem(test_length_ptr,&mut addr_buf);
|
||||
// println!("current len: {}",u32::from_le_bytes(addr_buf));
|
||||
//==end test
|
||||
emu.write_mem(test_length_ptr,&(len as u32).to_le_bytes());
|
||||
emu.write_mem(input_addr,buf);
|
||||
//== next test
|
||||
// emu.read_mem(test_length_ptr,&mut addr_buf);
|
||||
// println!("new len: {}, expected: {}",u32::from_le_bytes(addr_buf),len);
|
||||
// println!("{:#?}",edges_copy);
|
||||
|
||||
emu.run();
|
||||
// println!("{:#?}",edges_copy);
|
||||
// let mut buf_struct : [u8; 5*std::mem::size_of::<freertos::List_t>()] = [1u8; 5*std::mem::size_of::<freertos::List_t>()];
|
||||
// emu.read_mem(task_queue_addr, &mut buf_struct);
|
||||
// let mut prio_lists : Vec<freertos::List_t> = Vec::new();
|
||||
// for i in 0..5 {
|
||||
// let mut tmp : [u8; std::mem::size_of::<freertos::List_t>()] = [0u8; std::mem::size_of::<freertos::List_t>()];
|
||||
// emu.read_mem(task_queue_addr+i*40, &mut tmp);
|
||||
// let list_struct = std::mem::transmute::<[u8; std::mem::size_of::<freertos::List_t>()], freertos::List_t>(tmp);
|
||||
// prio_lists.push(list_struct);
|
||||
// }
|
||||
// println!("Raw Buffer: {:?}",buf_struct);
|
||||
// println!("Lists: {:?}",prio_lists);
|
||||
//====== experiment inspecting the current tcb
|
||||
let mut curr_tcb_addr : [u8; 4] = [1u8; 4];
|
||||
emu.read_mem(curr_tcb_pointer,&mut curr_tcb_addr);
|
||||
let curr_tcb_addr = u32::from_le_bytes(curr_tcb_addr);
|
||||
println!("tcb addr: {:x}",curr_tcb_addr);
|
||||
|
||||
let mut tmp : [u8; std::mem::size_of::<freertos::TCB_t>()] = [1u8; std::mem::size_of::<freertos::TCB_t>()];
|
||||
emu.read_mem(curr_tcb_addr.into(), &mut tmp);
|
||||
println!("Raw TCB: {:?}",tmp);
|
||||
let tcb = std::mem::transmute::<[u8; std::mem::size_of::<freertos::TCB_t>()], freertos::TCB_t>(tmp);
|
||||
println!("TCB: {:?}",tcb);
|
||||
|
||||
let curr_tcb_addr : freertos::void_ptr = freertos::emu_lookup::lookup(&emu, curr_tcb_pointer.try_into().unwrap());
|
||||
println!("Current TCB addr: {:x}",curr_tcb_addr);
|
||||
let current_tcb : freertos::TCB_t = freertos::emu_lookup::lookup(&emu,curr_tcb_addr);
|
||||
println!("Current TCB: {:?}",current_tcb);
|
||||
let ready_queue : freertos::List_t = freertos::emu_lookup::lookup(&emu,task_queue_addr.try_into().unwrap());
|
||||
println!("Ready Queue: {:?}",ready_queue);
|
||||
}
|
||||
|
||||
ExitKind::Ok
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user