Windows_Patcher/ExploerPatcher
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 1 Wiki Activity

Weather: Enable use on OS server SKUs

Browse Source
This commit is contained in:
Valentin Radu
2022-03-05 04:40:00 +02:00
parent 5278f803e0
commit 9464bb3a1f
1 changed files with 32 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
ExplorerPatcher/dllmain.c
+32
View File
@@ -8246,6 +8246,36 @@ BOOL IsDebuggerPresentHook()
return FALSE;
}
BOOL PeopleBand_IsOS(DWORD dwOS)
{
if (dwOS == OS_ANYSERVER) return FALSE;
return IsOS(dwOS);
}
BOOL explorer_IsOS(DWORD dwOS)
{
if (dwOS == OS_ANYSERVER)
{
unsigned char buf[16];
memcpy(buf, (uintptr_t)_ReturnAddress() - 16, 16);
// check if call is made from explorer!PeopleBarPolicy::IsPeopleBarDisabled
if (buf[0] == 0x48 && buf[1] == 0x83 && buf[2] == 0xec && buf[3] == 0x28 && buf[4] == 0xb9 &&
buf[5] == 0x1d && buf[6] == 0x00 && buf[7] == 0x00 && buf[8] == 0x00) // sub rsp, 28h; mov ecx, 1dh
{
buf[0] = 0x48; buf[1] = 0x31; buf[2] = 0xc0; buf[3] = 0xc3; // xor rax, rax; ret
DWORD flOldProtect = 0;
if (VirtualProtect((uintptr_t)_ReturnAddress() - 16, 4, PAGE_EXECUTE_READWRITE, &flOldProtect))
{
memcpy((uintptr_t)_ReturnAddress() - 16, buf, 4);
VirtualProtect((uintptr_t)_ReturnAddress() - 16, 4, flOldProtect, &flOldProtect);
VnPatchIAT(GetModuleHandleW(NULL), "api-ms-win-shcore-sysinfo-l1-1-0.dll", "IsOS", IsOS);
return FALSE;
}
}
}
return IsOS(dwOS);
}
DWORD Inject(BOOL bIsExplorer)
{
#if defined(DEBUG) | defined(_DEBUG)
@@ -8553,6 +8583,7 @@ DWORD Inject(BOOL bIsExplorer)
VnPatchIAT(hExplorer, "API-MS-WIN-SHCORE-REGISTRY-L1-1-0.DLL", "SHGetValueW", explorer_SHGetValueW);
VnPatchIAT(hExplorer, "user32.dll", "LoadMenuW", explorer_LoadMenuW);
VnPatchIAT(hExplorer, "api-ms-win-core-shlwapi-obsolete-l1-1-0.dll", "QISearch", explorer_QISearch);
if (IsOS(OS_ANYSERVER)) VnPatchIAT(hExplorer, "api-ms-win-shcore-sysinfo-l1-1-0.dll", "IsOS", explorer_IsOS);
}
VnPatchIAT(hExplorer, "API-MS-WIN-CORE-REGISTRY-L1-1-0.DLL", "RegOpenKeyExW", explorer_RegOpenKeyExW);
VnPatchIAT(hExplorer, "shell32.dll", (LPCSTR)85, explorer_OpenRegStream);
@@ -8855,6 +8886,7 @@ DWORD Inject(BOOL bIsExplorer)
HANDLE hPeopleBand = LoadLibraryW(L"PeopleBand.dll");
if (hPeopleBand)
{
if (IsOS(OS_ANYSERVER)) VnPatchIAT(hPeopleBand, "SHLWAPI.dll", (LPCSTR)437, PeopleBand_IsOS);
VnPatchIAT(hPeopleBand, "api-ms-win-core-largeinteger-l1-1-0.dll", "MulDiv", PeopleBand_MulDivHook);
printf("Setup peopleband functions done\n");
}