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Administrator
SandHook
Commits
783d5bfa
Commit
783d5bfa
authored
Apr 13, 2019
by
swift_gan
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tweak native hook
parent
6348b1d4
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1 changed file
with
7 additions
and
2 deletions
+7
-2
trampoline_manager.cpp
hooklib/src/main/cpp/trampoline/trampoline_manager.cpp
+7
-2
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hooklib/src/main/cpp/trampoline/trampoline_manager.cpp
View file @
783d5bfa
...
@@ -283,8 +283,7 @@ namespace SandHook {
...
@@ -283,8 +283,7 @@ namespace SandHook {
}
}
HookTrampoline
*
TrampolineManager
::
installNativeHookTrampolineNoBackup
(
void
*
origin
,
HookTrampoline
*
TrampolineManager
::
installNativeHookTrampolineNoBackup
(
void
*
origin
,
void
*
hook
)
{
void
*
hook
)
{
HookTrampoline
*
hookTrampoline
=
new
HookTrampoline
();
HookTrampoline
*
hookTrampoline
=
new
HookTrampoline
();
DirectJumpTrampoline
*
directJumpTrampoline
=
new
DirectJumpTrampoline
();
DirectJumpTrampoline
*
directJumpTrampoline
=
new
DirectJumpTrampoline
();
if
(
!
memUnprotect
(
reinterpret_cast
<
Size
>
(
origin
),
directJumpTrampoline
->
getCodeLen
()))
{
if
(
!
memUnprotect
(
reinterpret_cast
<
Size
>
(
origin
),
directJumpTrampoline
->
getCodeLen
()))
{
...
@@ -293,10 +292,16 @@ namespace SandHook {
...
@@ -293,10 +292,16 @@ namespace SandHook {
}
}
directJumpTrampoline
->
init
();
directJumpTrampoline
->
init
();
#if defined(__arm__)
checkThumbCode
(
directJumpTrampoline
,
reinterpret_cast
<
Code
>
(
origin
));
checkThumbCode
(
directJumpTrampoline
,
reinterpret_cast
<
Code
>
(
origin
));
if
(
directJumpTrampoline
->
isThumbCode
())
{
if
(
directJumpTrampoline
->
isThumbCode
())
{
origin
=
directJumpTrampoline
->
getThumbCodeAddress
(
reinterpret_cast
<
Code
>
(
origin
));
origin
=
directJumpTrampoline
->
getThumbCodeAddress
(
reinterpret_cast
<
Code
>
(
origin
));
}
}
if
(
isThumbCode
(
reinterpret_cast
<
Size
>
(
hook
)))
{
hook
=
directJumpTrampoline
->
getThumbCodePcAddress
(
reinterpret_cast
<
Code
>
(
hook
));
}
#endif
directJumpTrampoline
->
setExecuteSpace
(
reinterpret_cast
<
Code
>
(
origin
));
directJumpTrampoline
->
setExecuteSpace
(
reinterpret_cast
<
Code
>
(
origin
));
directJumpTrampoline
->
setJumpTarget
(
reinterpret_cast
<
Code
>
(
hook
));
directJumpTrampoline
->
setJumpTarget
(
reinterpret_cast
<
Code
>
(
hook
));
...
...
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