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Save/restore fs/gs segments when re-entering host code

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This commit is contained in:
Luke Street
2025-10-05 13:58:40 -06:00
parent 04516b246c
commit cd7baffc5e
44 changed files with 669 additions and 20 deletions
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9
dll/advapi32/winreg.cpp
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@@ -128,6 +128,7 @@ namespace advapi32 {
LSTATUS WIN_FUNC RegCreateKeyExW(HKEY hKey, LPCWSTR lpSubKey, DWORD Reserved, LPWSTR lpClass, DWORD dwOptions,
REGSAM samDesired, void *lpSecurityAttributes, PHKEY phkResult,
LPDWORD lpdwDisposition) {
WIN_API_SEGMENT_GUARD();
std::string subKeyString = lpSubKey ? wideStringToString(lpSubKey) : std::string("(null)");
std::string classString = lpClass ? wideStringToString(lpClass) : std::string("(null)");
DEBUG_LOG("RegCreateKeyExW(%p, %s, %u, %s, 0x%x, 0x%x, %p, %p, %p)\n", hKey, subKeyString.c_str(), Reserved,
@@ -196,6 +197,7 @@ LSTATUS WIN_FUNC RegCreateKeyExW(HKEY hKey, LPCWSTR lpSubKey, DWORD Reserved, LP
LSTATUS WIN_FUNC RegCreateKeyExA(HKEY hKey, LPCSTR lpSubKey, DWORD Reserved, LPSTR lpClass, DWORD dwOptions,
REGSAM samDesired, void *lpSecurityAttributes, PHKEY phkResult,
LPDWORD lpdwDisposition) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("RegCreateKeyExA(%p, %s, %u, %s, 0x%x, 0x%x, %p, %p, %p)\n", hKey, lpSubKey ? lpSubKey : "(null)",
Reserved, lpClass ? lpClass : "(null)", dwOptions, samDesired, lpSecurityAttributes, phkResult,
lpdwDisposition);
@@ -213,6 +215,7 @@ LSTATUS WIN_FUNC RegCreateKeyExA(HKEY hKey, LPCSTR lpSubKey, DWORD Reserved, LPS
}
LSTATUS WIN_FUNC RegOpenKeyExW(HKEY hKey, LPCWSTR lpSubKey, DWORD ulOptions, REGSAM samDesired, PHKEY phkResult) {
WIN_API_SEGMENT_GUARD();
std::string subKeyString = lpSubKey ? wideStringToString(lpSubKey) : std::string("(null)");
DEBUG_LOG("RegOpenKeyExW(%p, %s, %u, 0x%x, %p)\n", hKey, subKeyString.c_str(), ulOptions, samDesired, phkResult);
if (!phkResult) {
@@ -271,6 +274,7 @@ LSTATUS WIN_FUNC RegOpenKeyExW(HKEY hKey, LPCWSTR lpSubKey, DWORD ulOptions, REG
}
LSTATUS WIN_FUNC RegOpenKeyExA(HKEY hKey, LPCSTR lpSubKey, DWORD ulOptions, REGSAM samDesired, PHKEY phkResult) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("RegOpenKeyExA(%p, %s, %u, 0x%x, %p)\n", hKey, lpSubKey ? lpSubKey : "(null)", ulOptions, samDesired,
phkResult);
LPCWSTR widePtr = nullptr;
@@ -284,6 +288,7 @@ LSTATUS WIN_FUNC RegOpenKeyExA(HKEY hKey, LPCSTR lpSubKey, DWORD ulOptions, REGS
LSTATUS WIN_FUNC RegQueryValueExW(HKEY hKey, LPCWSTR lpValueName, LPDWORD lpReserved, LPDWORD lpType, BYTE *lpData,
LPDWORD lpcbData) {
WIN_API_SEGMENT_GUARD();
std::string valueName = lpValueName ? wideStringToString(lpValueName) : std::string("(default)");
DEBUG_LOG("RegQueryValueExW(%p, %s, %p, %p, %p, %p)\n", hKey, valueName.c_str(), lpReserved, lpType, lpData,
lpcbData);
@@ -305,6 +310,7 @@ LSTATUS WIN_FUNC RegQueryValueExW(HKEY hKey, LPCWSTR lpValueName, LPDWORD lpRese
LSTATUS WIN_FUNC RegQueryValueExA(HKEY hKey, LPCSTR lpValueName, LPDWORD lpReserved, LPDWORD lpType, BYTE *lpData,
LPDWORD lpcbData) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("RegQueryValueExA(%p, %s, %p, %p, %p, %p)\n", hKey, lpValueName ? lpValueName : "(null)", lpReserved,
lpType, lpData, lpcbData);
std::vector<uint16_t> valueWideStorage;
@@ -317,6 +323,7 @@ LSTATUS WIN_FUNC RegQueryValueExA(HKEY hKey, LPCSTR lpValueName, LPDWORD lpReser
LSTATUS WIN_FUNC RegEnumKeyExW(HKEY hKey, DWORD dwIndex, LPWSTR lpName, LPDWORD lpcchName, LPDWORD lpReserved,
LPWSTR lpClass, LPDWORD lpcchClass, FILETIME *lpftLastWriteTime) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("RegEnumKeyExW(%p, %u, %p, %p, %p, %p, %p, %p)\n", hKey, dwIndex, lpName, lpcchName, lpReserved, lpClass,
lpcchClass, lpftLastWriteTime);
(void)hKey;
@@ -344,6 +351,7 @@ LSTATUS WIN_FUNC RegEnumKeyExW(HKEY hKey, DWORD dwIndex, LPWSTR lpName, LPDWORD
LSTATUS WIN_FUNC RegEnumKeyExA(HKEY hKey, DWORD dwIndex, LPSTR lpName, LPDWORD lpcchName, LPDWORD lpReserved,
LPSTR lpClass, LPDWORD lpcchClass, FILETIME *lpftLastWriteTime) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("RegEnumKeyExA(%p, %u, %p, %p, %p, %p, %p, %p)\n", hKey, dwIndex, lpName, lpcchName, lpReserved, lpClass,
lpcchClass, lpftLastWriteTime);
(void)hKey;
@@ -370,6 +378,7 @@ LSTATUS WIN_FUNC RegEnumKeyExA(HKEY hKey, DWORD dwIndex, LPSTR lpName, LPDWORD l
}
LSTATUS WIN_FUNC RegCloseKey(HKEY hKey) {
WIN_API_SEGMENT_GUARD();
DEBUG_LOG("RegCloseKey(%p)\n", hKey);
if (isPredefinedKeyHandle(hKey)) {
wibo::lastError = ERROR_SUCCESS;