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detect bleeding edge mono

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This commit is contained in:
Akash Mozumdar 2019-02-24 23:52:25 -05:00
parent 121eddc290
commit 08cd3959fa
2 changed files with 5 additions and 6 deletions
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8
vnrhook/engine/engine.cc
View File

@ -16470,8 +16470,9 @@ bool InsertRenpyHook()
return true;
}
void InsertMonoHook(HMODULE mono)
void InsertMonoHook(HMODULE h)
{
static HMODULE mono = h;
/* Artikash 2/13/2019:
How to hook Mono/Unity3D:
Find all standard function prologs in memory with write/execute permission: these represent possible JIT compiled functions
@ -16481,7 +16482,6 @@ void InsertMonoHook(HMODULE mono)
*/
trigger_fun_ = [](LPVOID addr, DWORD, DWORD)
{
HMODULE mono = GetModuleHandleW(L"mono");
static auto getDomain = (MonoDomain*(*)())GetProcAddress(mono, "mono_domain_get");
static auto getJitInfo = (MonoObject*(*)(MonoDomain*, uintptr_t))GetProcAddress(mono, "mono_jit_info_table_find");
static auto getName = (char*(*)(uintptr_t))GetProcAddress(mono, "mono_pmip");
@ -16557,17 +16557,17 @@ bool NoAsciiFilter(LPVOID data, DWORD *size, HookParam *, BYTE)
bool InsertMonoHooks()
{
HMODULE h = ::GetModuleHandleA("mono.dll");
if (!h) h = GetModuleHandleA("mono-2.0-bdwgc.dll");
if (!h)
return false;
InsertMonoHook(h); // Artikash 10/20/2018: dunno why this was removed, works for some stuff so readd
InsertMonoHook(h);
bool ret = false;
// mono_unichar2* mono_string_to_utf16 (MonoString *s);
// char* mono_string_to_utf8 (MonoString *s);
HookParam hp = {};
const MonoFunction funcs[] = { MONO_FUNCTIONS_INITIALIZER };
enum { FunctionCount = sizeof(funcs) / sizeof(*funcs) };
for (auto func : funcs) {
if (FARPROC addr = ::GetProcAddress(h, func.functionName)) {
hp.address = (DWORD)addr;

3
vnrhook/engine/match.cc
View File

@ -96,8 +96,7 @@ bool DeterminePCEngine()
if (HMODULE module = GetModuleHandleW(L"nw.dll"))
InsertV8Hook(module);
if (::GetModuleHandleA("mono.dll")) {
InsertMonoHooks();
if (InsertMonoHooks()) {
return true;
}