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#1423 Implemented driver reuse.

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XMRig 2019-12-16 03:41:58 +07:00
parent b633b593ad
commit 1d4c8dda96
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GPG key ID: 446A53638BE94409
1 changed files with 43 additions and 24 deletions
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67
src/crypto/rx/Rx_windows.cpp
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@ -58,6 +58,7 @@ enum MsrMod : uint32_t {
static const char *tag = YELLOW_BG_BOLD(WHITE_BOLD_S " msr ") " ";
static const std::array<const char *, MSR_MOD_MAX> modNames = { nullptr, "Ryzen", "Intel" };
static bool reuseDriver = false;
static SC_HANDLE hManager;
@ -71,16 +72,18 @@ static bool wrmsr_uninstall_driver()
}
bool result = true;
SERVICE_STATUS serviceStatus;
if (!ControlService(hService, SERVICE_CONTROL_STOP, &serviceStatus)) {
LOG_ERR(CLEAR "%s" RED_S "failed to stop WinRing0 driver, error %u", tag, GetLastError());
result = false;
}
if (!reuseDriver) {
SERVICE_STATUS serviceStatus;
if (!DeleteService(hService)) {
LOG_ERR(CLEAR "%s" RED_S "failed to remove WinRing0 driver, error %u", tag, GetLastError());
result = false;
if (!ControlService(hService, SERVICE_CONTROL_STOP, &serviceStatus)) {
result = false;
}
if (!DeleteService(hService)) {
LOG_ERR(CLEAR "%s" RED_S "failed to remove WinRing0 driver, error %u", tag, GetLastError());
result = false;
}
}
CloseServiceHandle(hService);
@ -133,27 +136,43 @@ static HANDLE wrmsr_install_driver()
driverPath += L"WinRing0x64.sys";
hService = OpenServiceW(hManager, SERVICE_NAME, SERVICE_ALL_ACCESS);
if (hService && !wrmsr_uninstall_driver()) {
return nullptr;
if (hService) {
LOG_WARN(CLEAR "%s" YELLOW("service ") YELLOW_BOLD("WinRing0_1_2_0") YELLOW(" is already exists"), tag);
SERVICE_STATUS status;
const auto rc = QueryServiceStatus(hService, &status);
if (rc && status.dwCurrentState == SERVICE_RUNNING) {
reuseDriver = true;
}
else if (!wrmsr_uninstall_driver()) {
return nullptr;
}
}
hService = CreateServiceW(hManager, SERVICE_NAME, SERVICE_NAME, SERVICE_ALL_ACCESS, SERVICE_KERNEL_DRIVER, SERVICE_DEMAND_START, SERVICE_ERROR_NORMAL, driverPath.c_str(), nullptr, nullptr, nullptr, nullptr, nullptr);
if (!hService) {
LOG_ERR(CLEAR "%s" RED_S "failed to install WinRing0 driver, error %u", tag, GetLastError());
return nullptr;
}
if (!StartService(hService, 0, nullptr)) {
err = GetLastError();
if (err != ERROR_SERVICE_ALREADY_RUNNING) {
LOG_ERR(CLEAR "%s" RED_S "failed to start WinRing0 driver, error %u", tag, err);
CloseServiceHandle(hService);
hService = nullptr;
if (!reuseDriver) {
hService = CreateServiceW(hManager, SERVICE_NAME, SERVICE_NAME, SERVICE_ALL_ACCESS, SERVICE_KERNEL_DRIVER, SERVICE_DEMAND_START, SERVICE_ERROR_NORMAL, driverPath.c_str(), nullptr, nullptr, nullptr, nullptr, nullptr);
if (!hService) {
LOG_ERR(CLEAR "%s" RED_S "failed to install WinRing0 driver, error %u", tag, GetLastError());
return nullptr;
}
if (!StartService(hService, 0, nullptr)) {
err = GetLastError();
if (err != ERROR_SERVICE_ALREADY_RUNNING) {
if (err == ERROR_FILE_NOT_FOUND) {
LOG_ERR(CLEAR "%s" RED("failed to start WinRing0 driver: ") RED_BOLD("\"WinRing0x64.sys not found\""), tag);
}
else {
LOG_ERR(CLEAR "%s" RED_S "failed to start WinRing0 driver, error %u", tag, err);
}
wrmsr_uninstall_driver();
return nullptr;
}
}
}
HANDLE hDriver = CreateFileW(L"\\\\.\\" SERVICE_NAME, GENERIC_READ | GENERIC_WRITE, 0, nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);