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irpmonc.cpp
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irpmonc.cpp
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#include <string>
#include <algorithm>
#include <map>
#include <vector>
#include <winsock2.h>
#include <windows.h>
#include <cerrno>
#include <cstdio>
#include <cstdlib>
#ifdef _WIN32
#include <io.h>
#include <fcntl.h>
#endif
#include "general-types.h"
#include "dparser.h"
#include "reqlist.h"
#include "callback-stream.h"
#include "symbols.h"
#include "irpmondll.h"
#include "request.h"
#include "driver-hook.h"
#include "driver-settings.h"
#include "request-output.h"
#include "stop-event.h"
#ifndef NOVSOCKETS
#include "libvsock.h"
#endif
#include "guid-api.h"
#include "irpmonc.h"
const char help_text[] =
"Available options:\n" \
"\n" \
" --input=[L|D|N]:<value>\n" \
" D:\\\\.\\IRPMon\n" \
" N:localhost:1234\n" \
" L:C:\binarylog.log\n" \
" V:<CID>:<port>\n" \
" H:<vmGuid>:<appGuid>\n" \
"\n" \
" --output=<T|J|B>:<filename|->\n" \
" T = text lines\n" \
" J = JSON lines, the array mode is not supported\n" \
" B = output to IRPMon's binary log format\n" \
" - = stdout\n" \
"\n" \
" --hook-driver=[I][C][F][A][S][U][N][D][W][E][a]:<drivername>\n" \
" I = IRP\n" \
" C = IRP completion\n" \
" F = fast IO\n" \
" A = AddDevice\n" \
" S = StartIo\n" \
" U = Unload\n" \
" N = New devices\n" \
" D = Associated data\n" \
" W = Name watch\n" \
" E = device extension hook\n" \
" a = all devices\n" \
" s = capture stacktrace\n" \
"\n" \
" --unhook-driver=[W]:<drivername>\n" \
" W = name watch\n" \
"\n" \
" --hook-device=<A|N>:<devicename|address>\n" \
" A = address\n" \
" N = name\n" \
"\n" \
" --unhook-device=<A|N>:<devicename|address>\n" \
" A = address\n" \
" N = name\n" \
"\n" \
" --clear-on-disconnect={yes|no|true|false}\n" \
" --collect-disconnected={yes|no|true|false}\n" \
" --process-events={yes|no|true|false}\n" \
" --file-object-events={yes|no|true|false}\n" \
" --snapshot-events={yes|no|true|false}\n" \
" --process-emulate={yes|no|true|false}\n" \
" --snapshot-emulate={yes|no|true|false}\n" \
" --strip-threshold=<integer>\n" \
" --strip-data={yes|no|true|false}\n" \
" --boot-log={yes|no|true|false}\n" \
" --save-settings={yes|no|true|false}\n" \
"\n" \
" --sym-path=<Path>\n" \
" --sym-file=<filename>\n" \
" --sym-dir=<dir>|[mask]\n" \
"\n" \
" --help\n" \
" --stop[=<PID>]\n" \
" --load=<ServiceName>\n" \
" --unload=<ServiceName>\n" \
;
const char help_hint[] = "Use --help to see available options";
static OPTION_RECORD opts[] = {
{otInput, L"input", true, 0, 1},
{otOutput, L"output", false, 0, INT_MAX},
{otHookDriver, L"hook-driver", false, 0, INT_MAX},
{otUnhookDriver, L"unhook-driver", false, 0, INT_MAX},
{otHookDevice, L"hook-device", false, 0, INT_MAX},
{otUnhookDevice, L"unhook-device", false, 0, INT_MAX},
{otClearOnDisconnect, L"clear-on-disconnect", false, 0, 1},
{otCollectDisconnected, L"collect-disconnected", false, 0, 1 },
{otProcessEventsCollect, L"process-events", false, 0, 1 },
{otFileObjectEventsCollect, L"file-object-events", false, 0, 1 },
{otDriverSnapshotEventsCollect, L"snapshot-events", false, 0, 1 },
{otProcessEmulateOnConnect, L"process-emulate", false, 0, 1 },
{otDriverSnapshotOnConnect, L"snapshot-emulate", false, 0, 1 },
{otDataStripThreshold, L"strip-threshold", false, 0, 1},
{otStripData, L"strip-data", false, 0, 1},
{otBootLog, L"boot-log", false, 0, 1},
{otSettingsSave, L"save-settings", false, 0, 1},
{otSymPath, L"sym-path", false, 0, 1},
{otSymFile, L"sym-file", false, 0, INT_MAX},
{otSymDirectory, L"sym-dir", false, 0, INT_MAX},
{otHelp, L"help", false, 0, 1},
{otStop, L"stop", false, 0, 1},
{otLoad, L"load", false, 0, 1},
{otUnload, L"unload", false, 0, 1},
};
static bool _help = false;
static bool _stop = false;
static DWORD _stopProcessId = 0;
static std::vector<CRequestOutput *> _outputs;
static wchar_t *_inLogFileName = NULL;
static IRPMON_INIT_INFO _initInfo;
static std::vector<CDriverHook *> _driversToHook;
static std::vector<CDriverNameWatch*> _nwsToRegister;
static std::vector<std::wstring> _nwsToUnregister;
static std::vector<CDeviceHook*> _devicesToHook;
static std::vector<void *> _devicesToUnhookAddrs;
static std::vector<std::wstring> _devicesToUnhookNames;
static std::map<std::wstring, CDriverHook *> _hookedDrivers;
static std::map<std::wstring, CDriverNameWatch *> _watchedDrivers;
static std::map<void *, CDeviceHook *> _hookedDevices;
static std::vector<std::wstring> _unhookDrivers;
static HANDLE _dpListHandle = nullptr;
static HANDLE _reqListHandle = nullptr;
static HANDLE _symStore = nullptr;
static std::wstring _loadServiceName;
static std::wstring _unloadServiceName;
static void _print_sys_errmsg(DWORD err)
{
LPVOID msg;
if (!FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, err, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &msg, 0, NULL)) {
fprintf(stderr, "Could't get error string for error %ld\n", err);
return;
}
fwprintf(stderr, L"%s", msg);
LocalFree(msg);
}
static int _parse_input(const wchar_t *Value)
{
int ret = 0;
const wchar_t *delimiter = NULL;
delimiter = wcschr(Value, L':');
if (delimiter == NULL) {
ret = -7;
fprintf(stderr, "[ERROR]: The input specification must contain the \":\" delimiter\n");
goto Exit;
}
if (delimiter != Value + 1) {
ret = -8;
fprintf(stderr, "[ERROR]: Only one modifier can be present before the \":\" delimiter\n");
goto Exit;
}
switch (*Value) {
case L'L': _initInfo.ConnectorType = ictNone; break;
case L'D': _initInfo.ConnectorType = ictDevice; break;
case L'N': _initInfo.ConnectorType = ictNetwork; break;
case L'V': _initInfo.ConnectorType = ictVSockets; break;
case L'H': _initInfo.ConnectorType = ictHyperV; break;
default:
ret = -9;
fprintf(stderr, "[ERROR]: Unknown input modifier \"%lc\"\n", *Value);
goto Exit;
break;
}
if (ret == 0) {
Value = delimiter + 1;
switch (_initInfo.ConnectorType) {
case ictNone:
_inLogFileName = wcsdup(Value);
if (Value == NULL)
ret = ENOMEM;
break;
case ictDevice:
_initInfo.Data.Device.DeviceName = wcsdup(Value);
if (_initInfo.Data.Device.DeviceName == NULL)
ret = ENOMEM;
break;
case ictNetwork:
_initInfo.Data.Network.Service = NULL;
_initInfo.Data.Network.Address = wcsdup(Value);
if (_initInfo.Data.Network.Address == NULL)
ret = ENOMEM;
break;
#ifndef NOVSOCKETS
case ictVSockets: {
wchar_t *endptr = NULL;
unsigned int vmciVersion = 0xffffffff;
unsigned int vmciAddress = 0xffffffff;
vmciVersion = LibVSockGetVersion();
if (vmciVersion == 0xffffffff) {
ret = EINVAL;
fprintf(stderr, "[ERROR]: VMWare vSockets not supported by this machine\n");
goto Exit;
}
vmciAddress = LibVSockGetLocalId();
if (vmciAddress == 0xffffffff) {
ret = EINVAL;
fprintf(stderr, "[ERROR]: Invalid local vSocket address\n");
goto Exit;
}
fprintf(stderr, "[INFO]: vSockets version: %u.%u\n", vmciVersion & 0xffff, vmciVersion >> 16);
fprintf(stderr, "[INFO]: vSocket address: %u\n", vmciAddress);
_initInfo.Data.VSockets.CID = wcstoul(Value, &endptr, 0);
if (*endptr != L':') {
ret = EINVAL;
fprintf(stderr, "[ERROR]: Invalid vSocket address delimiter\n");
goto Exit;
}
if (endptr == Value || (_initInfo.Data.VSockets.CID == ULONG_MAX && errno == ERANGE)) {
ret = ERANGE;
fprintf(stderr, "[ERROR]: Unable to parse vSocket CID\n");
goto Exit;
}
Value = endptr + 1;
_initInfo.Data.VSockets.Port = wcstoul(Value, &endptr, 0);
if (endptr == Value || *endptr != L'\0' || (_initInfo.Data.VSockets.Port == ULONG_MAX && errno == ERANGE)) {
ret = ERANGE;
fprintf(stderr, "[ERROR]: Unable to parse vSocket port\n");
goto Exit;
}
fprintf(stderr, "[INFO]: vSock address: 0x%x (%u)\n", _initInfo.Data.VSockets.CID, _initInfo.Data.VSockets.CID);
fprintf(stderr, "[INFO]: vSock port: 0x%x (%u)\n", _initInfo.Data.VSockets.Port, _initInfo.Data.VSockets.Port);
} break;
#endif
case ictHyperV: {
wchar_t vmIdBuffer[100];
wchar_t appIdBuffer[100];
memset(vmIdBuffer, 0, sizeof(vmIdBuffer));
memset(appIdBuffer, 0, sizeof(appIdBuffer));
delimiter = wcschr(Value, L':');
if (delimiter == NULL)
delimiter = Value + wcslen(Value);
if (delimiter - Value > sizeof(vmIdBuffer) / sizeof(vmIdBuffer[0]) + 1) {
ret = -1;
fprintf(stderr, "[ERROR]: Argument \"%ls\" is too long\n", Value);
goto Exit;
}
memcpy(vmIdBuffer, Value, (delimiter - Value)*sizeof(wchar_t));
if (wcslen(delimiter) - 1 > sizeof(vmIdBuffer) / sizeof(vmIdBuffer[0]) + 1) {
ret = -1;
fprintf(stderr, "[ERROR]: Argument \"%ls\" is too long\n", delimiter + 1);
goto Exit;
}
if (*delimiter == L'\0')
memcpy(appIdBuffer, delimiter + 1, (wcslen(delimiter) - 1) * sizeof(wchar_t));
else wcscpy(appIdBuffer, L"{5629ad96-eb15-4906-855b-388b49877838}");
ret = GAStringToGUIDW(vmIdBuffer, &_initInfo.Data.HyperV.VMId);
if (ret != 0) {
fprintf(stderr, "[ERROR]: Unable to convert \"%ls\" to GUID: %u\n", vmIdBuffer, ret);
goto Exit;
}
ret = GAStringToGUIDW(appIdBuffer, &_initInfo.Data.HyperV.AppId);
if (ret != 0) {
fprintf(stderr, "[ERROR]: Unable to convert \"%ls\" to GUID: %u\n", appIdBuffer, ret);
goto Exit;
}
} break;
}
if (ret != 0) {
fprintf(stderr, "[ERROR]: Unable to initialize init info for the IRPMon library: %u\n", ret);
goto Exit;
}
}
Exit:
return ret;
}
static int _parse_output(const wchar_t *Value)
{
int ret = 0;
const wchar_t* delimiter = NULL;
ERequestLogFormat format;
CRequestOutput *o = nullptr;
delimiter = wcschr(Value, L':');
if (delimiter == NULL) {
ret = -7;
fprintf(stderr, "[ERROR]: The output specification must contain the \":\" delimiter\n");
goto Exit;
}
if (delimiter != Value + 1) {
ret = -8;
fprintf(stderr, "[ERROR]: Only one modifier can be present before the \":\" delimiter\n");
goto Exit;
}
switch (*Value) {
case L'B': format = rlfBinary; break;
case L'J': format = rlfJSONLines; break;
case L'T': format = rlfText; break;
default:
ret = -10;
fprintf(stderr, "[ERROR]: Invalid output modifier \"%lc\"\n", *Value);
goto Exit;
break;
}
Value = delimiter + 1;
if (wcscmp(Value, L"-") == 0)
Value = L"";
o = new CRequestOutput(format, Value);
_outputs.push_back(o);
Exit:
return ret;
}
static int _parse_hookdriver(const wchar_t *Value)
{
int ret = 0;
const wchar_t *delimiter = NULL;
CDriverHook *dh = nullptr;
CDriverNameWatch *dnw = nullptr;
DRIVER_MONITOR_SETTINGS dms;
bool nameWatch = false;
bool allDevices = false;
bool devExtHook = false;
memset(&dms, 0, sizeof(dms));
delimiter = wcschr(Value, L':');
if (delimiter != NULL) {
while (ret == 0 && Value != delimiter) {
switch (*Value) {
case L'I': dms.MonitorIRP = TRUE; break;
case L'C': dms.MonitorIRPCompletion = TRUE; break;
case L'F': dms.MonitorFastIo = TRUE; break;
case L'S': dms.MonitorStartIo = TRUE; break;
case L'A': dms.MonitorAddDevice = TRUE; break;
case L'U': dms.MonitorUnload = TRUE; break;
case L'N': dms.MonitorNewDevices = TRUE; break;
case L'D': dms.MonitorData = TRUE; break;
case 's': dms.MonitorStackTrace = TRUE; break;
case L'E': devExtHook = true; break;
case L'W': nameWatch = true; break;
case L'a': allDevices = true; break;
default:
ret = -6;
fprintf(stderr, "[ERROR]: Unknown driver hooking modifier \"%lc\"\n", *Value);
break;
}
++Value;
}
++Value;
}
if (ret == 0) {
for (size_t i = 0; i < sizeof(dms.IRPSettings) / sizeof(dms.IRPSettings[0]); ++i)
dms.IRPSettings[i] = 1;
for (size_t i = 0; i < sizeof(dms.FastIoSettings) / sizeof(dms.FastIoSettings[0]); ++i)
dms.FastIoSettings[i] = 1;
if (nameWatch) {
dnw = new CDriverNameWatch(Value);
dnw->SetInfo(dms);
_nwsToRegister.push_back(dnw);
} else {
dh = new CDriverHook(Value);
dh->SetInfo(dms);
dh->setAllDevices(allDevices);
dh->setDevExtHook(devExtHook);
_driversToHook.push_back(dh);
}
}
return ret;
}
static int _parse_hookdevice(const wchar_t *Value, bool Hook)
{
int ret = 0;
const wchar_t *delimiter = NULL;
CDeviceHook *dh = nullptr;
bool address = false;
bool name = false;
void *addr = nullptr;
delimiter = wcschr(Value, L':');
if (delimiter != NULL) {
while (ret == 0 && Value != delimiter) {
switch (*Value) {
case L'A': address = true; break;
case L'N': name = true; break;
default:
ret = -6;
fprintf(stderr, "[ERROR]: Unknown device hooking modifier \"%lc\"\n", *Value);
break;
}
++Value;
}
++Value;
}
if (ret == 0) {
if (address) {
addr = (void*)wcstoull(Value, nullptr, 0);
if (Hook) {
dh = new CDeviceHook(addr);
_devicesToHook.push_back(dh);
} else _devicesToUnhookAddrs.push_back(addr);
} else if (name) {
if (Hook)
dh = new CDeviceHook(Value);
else _devicesToUnhookNames.push_back(Value);
_devicesToHook.push_back(dh);
} else {
ret = -8;
fprintf(stderr, "[ERROR]: No device identifier type specified\n");
}
}
return ret;
}
static int _parse_unhookdriver(const wchar_t *Value)
{
int ret = 0;
const wchar_t* delimiter = NULL;
bool nameWatch = false;
delimiter = wcschr(Value, L':');
if (delimiter != NULL) {
if (delimiter != Value + 1) {
ret = -8;
fprintf(stderr, "[ERROR]: Only one modifier can be present before the \":\" delimiter\n");
goto Exit;
}
switch (*Value) {
case L'W': nameWatch = true; break;
default:
ret = -6;
fprintf(stderr, "[ERROR]: Unknown driver unhooking modifier \"%lc\"\n", *Value);
break;
}
Value = delimiter + 1;
}
if (ret == 0) {
if (nameWatch)
_nwsToUnregister.push_back(std::wstring(Value));
else _unhookDrivers.push_back(std::wstring(Value));
}
Exit:
return ret;
}
static int _parse_stop(const wchar_t *Value)
{
int ret = 0;
wchar_t *endPtr = nullptr;
if (*Value != L'\0') {
errno = 0;
_stopProcessId = wcstoul(Value, &endPtr, 0);
if (_stopProcessId == ULONG_MAX && errno == ERANGE)
ret = errno;
else if (endPtr == Value)
ret = EINVAL;
}
_stop = (ret == 0);
return ret;
}
static int _parse_load(const wchar_t *Value)
{
int ret = 0;
if (*Value != L'\0')
_loadServiceName = std::wstring(Value);
if (_loadServiceName.empty())
_loadServiceName = L"irpmndrv";
return ret;
}
static int _parse_unload(const wchar_t *Value)
{
int ret = 0;
if (*Value != L'\0')
_unloadServiceName = std::wstring(Value);
if (_unloadServiceName.empty())
_unloadServiceName = L"irpmndrv";
return ret;
}
static int _parse_sympath(EOptionType OpType, const wchar_t *Value)
{
int ret = 0;
switch (OpType) {
case otSymPath: {
ret = SymStoreSetSymPath(_symStore, Value);
if (ret != 0)
fprintf(stderr, "[ERROR]: Unable to set symbol path to \"%ls\": %u\n", Value, ret);
} break;
case otSymFile: {
ret = SymStoreAddFile(_symStore, Value);
if (ret != 0)
fprintf(stderr, "[ERROR]: Unable to add file \"%ls\" to symbol store: %u\n", Value, ret);
} break;
case otSymDirectory: {
ret = SymStoreAddDirectory(_symStore, Value, NULL);
if (ret != 0)
fprintf(stderr, "[ERROR]: Unable to add directory \"%ls\" to symbol store: %u\n", Value, ret);
} break;
default:
break;
}
return ret;
}
static int _parse_arg(wchar_t *Arg)
{
int ret = 0;
bool found = false;
wchar_t *delimiter = NULL;
wchar_t *name = NULL;
wchar_t *value = NULL;
POPTION_RECORD opRec = NULL;
if (wcslen(Arg) < 2 || memcmp(Arg, L"--", sizeof(L"--") - sizeof(wchar_t)) != 0) {
ret = -1;
fprintf(stderr, "[ERROR]: The argument \"%ls\" does not start with \"--\"\n", Arg);
fprintf(stderr, "%s", help_hint);
goto Exit;
}
delimiter = wcschr(Arg, L'=');
if (delimiter == NULL)
delimiter = Arg + wcslen(Arg);
name = Arg + 2;
value = delimiter;
if (*delimiter != L'\0') {
value = delimiter + 1;
*delimiter = L'\0';
}
opRec = opts;
for (size_t i = 0; i < sizeof(opts) / sizeof(opts[0]); ++i) {
if (wcsicmp(opRec->Name, name) == 0) {
++opRec->Count;
if (opRec->Count > opRec->MaxCount) {
ret = -3;
fprintf(stderr, "[ERROR]: The argument \"--%ls\" can be specified at most %i times\n", opRec->Name, opRec->MaxCount);
goto Exit;
}
found = true;
break;
}
++opRec;
}
if (!found) {
ret = ENOENT;
fprintf(stderr, "[ERROR]: Unknown option \"--%ls\"\n", name);
goto Exit;
}
switch (opRec->Type) {
case otInput:
ret = _parse_input(value);
break;
case otOutput:
ret = _parse_output(value);
break;
case otHookDriver:
ret = _parse_hookdriver(value);
break;
case otUnhookDriver:
ret = _parse_unhookdriver(value);
break;
case otHookDevice:
ret = _parse_hookdevice(value, true);
break;
case otUnhookDevice:
ret = _parse_hookdevice(value, false);
break;
case otClearOnDisconnect:
case otCollectDisconnected:
case otProcessEventsCollect:
case otFileObjectEventsCollect:
case otDriverSnapshotEventsCollect:
case otProcessEmulateOnConnect:
case otDriverSnapshotOnConnect:
case otDataStripThreshold:
case otStripData:
case otBootLog:
case otSettingsSave:
ret = parse_setting(opRec->Type, value);
break;
case otHelp:
_help = true;
break;
case otStop:
ret = _parse_stop(value);
break;
case otLoad:
ret = _parse_load(value);
break;
case otUnload:
ret = _parse_unload(value);
break;
case otSymPath:
case otSymFile:
case otSymDirectory:
ret = _parse_sympath(opRec->Type, value);
break;
}
Exit:
return ret;
}
static int _enum_hooked_objects(void)
{
int ret = 0;
ULONG infoCount = 0;
PHOOKED_DRIVER_UMINFO info = nullptr;
ULONG dnCount = 0;
PDRIVER_NAME_WATCH_RECORD dnArray = nullptr;
CDriverHook *dh = nullptr;
CDeviceHook* deh = nullptr;
CDriverNameWatch *dnw = nullptr;
std::wstring n;
ret = IRPMonDllDriverHooksEnumerate(&info, &infoCount);
if (ret == 0) {
const HOOKED_DRIVER_UMINFO* tmp = NULL;
tmp = info;
for (size_t i = 0; i < infoCount; ++i) {
dh = new CDriverHook(*tmp);
fprintf(stderr, "[INFO]: Driver \"%ls\" is already hooked\n", dh->Name().c_str());
n = dh->Name();
std::transform(n.begin(), n.end(), n.begin(), towlower);
_hookedDrivers.insert(std::make_pair(n, dh));
if (ret == 0) {
const HOOKED_DEVICE_UMINFO *deviceInfo = nullptr;
deviceInfo = info->HookedDevices;
for (size_t j = 0; j < info->NumberOfHookedDevices; ++j) {
deh = new CDeviceHook(*deviceInfo);
fprintf(stderr, "[INFO]: Device \"%ls\" (0x%p) is already hooked\n", deh->Name().c_str(), deh->Address());
_hookedDevices.insert(std::make_pair(deh->Address(), deh));
if (ret != 0)
break;
++deviceInfo;
}
if (ret != 0) {
_hookedDrivers.erase(dh->Name());
delete dh;
}
}
if (ret != 0)
break;
++tmp;
}
IRPMonDllDriverHooksFree(info, infoCount);
}
if (ret == 0) {
ret = IRPMonDllDriverNameWatchEnum(&dnArray, &dnCount);
if (ret == 0) {
const DRIVER_NAME_WATCH_RECORD *tmp = NULL;
tmp = dnArray;
for (size_t i = 0; i < dnCount; ++i) {
dnw = new CDriverNameWatch(*tmp);
fprintf(stderr, "[INFO]: Already watching for driver \"%ls\"\n", dnw->DriverName().c_str());
n = dnw->DriverName();
std::transform(n.begin(), n.end(), n.begin(), towlower);
_watchedDrivers.insert(std::make_pair(n, dnw));
if (ret != 0)
break;
++tmp;
}
IRPMonDllDriverNameWatchEnumFree(dnArray, dnCount);
}
}
return ret;
}
static DWORD _driver_action(bool Hook)
{
DWORD ret = ERROR_GEN_FAILURE;
ret = 0;
for (auto& hdr : _driversToHook) {
if (Hook)
fprintf(stderr, "[INFO]: Hooking driver \"%ls\"...\n", hdr->Name().c_str());
else fprintf(stderr, "[INFO]: Unhooking driver \"%ls\"...\n", hdr->Name().c_str());
ret = (Hook) ? hdr->Hook() : hdr->Unhook();
if (ret != 0) {
if (Hook) {
if (ret == ERROR_ALREADY_EXISTS) {
ret = 0;
fprintf(stderr, "[WARNING]: Driver \"%ls\" already hooked\n", hdr->Name().c_str());
}
if (ret != 0) {
fprintf(stderr, "[ERROR]: Failed to hook driver \"%ls\": %u\n", hdr->Name().c_str(), ret);
for (auto& tmp : _driversToHook) {
if (wcsicmp(tmp->Name().c_str(), hdr->Name().c_str()) == 0)
break;
fprintf(stderr, "[INFO]: Unhooking driver \"%ls\"...\n", tmp->Name().c_str());
tmp->Unhook();
}
break;
}
} else fprintf(stderr, "[WARNING]: Failed to unhook driver \"%ls\": %u\n", hdr->Name().c_str(), ret);
}
}
if (ret == 0) {
for (auto & dnw : _nwsToRegister) {
if (Hook)
fprintf(stderr, "[INFO]: Registering a name watch for \"%ls\"...\n", dnw->DriverName().c_str());
ret = (Hook) ? dnw->Register() : dnw->Unregister();
if (ret != 0) {
if (ret == ERROR_ALREADY_EXISTS) {
ret = 0;
fprintf(stderr, "[WARNING]: Name watch for \"%ls\" already registered\n", dnw->DriverName().c_str());
}
if (ret != 0) {
fprintf(stderr, "[ERROR]: Unable to register name watch for \"%ls\": %u\n", dnw->DriverName().c_str(), ret);
break;
}
}
}
}
if (ret == 0 && Hook) {
for (auto& dnw : _nwsToUnregister) {
fprintf(stderr, "[INFO]: Unregistering name watch for \"%ls\"...\n", dnw.c_str());
ret = IRPMonDllDriverNameWatchUnregister(dnw.c_str());
if (ret != 0)
fprintf(stderr, "[WARNING]: Unable to unregister the name watch for \"%ls\": %u\n", dnw.c_str(), ret);
ret = 0;
}
}
if (ret == 0 && Hook) {
HANDLE hookHandle = nullptr;
ULONG driverCount = 0;
PHOOKED_DRIVER_UMINFO driverInfo = nullptr;
const HOOKED_DRIVER_UMINFO* tmp = nullptr;
ret = IRPMonDllDriverHooksEnumerate(&driverInfo, &driverCount);
if (ret == 0) {
for (auto& duh : _unhookDrivers) {
tmp = driverInfo;
for (size_t i = 0; i < driverCount; ++i) {
if (wcsicmp(tmp->DriverName, duh.c_str()) == 0) {
fprintf(stderr, "[INFO]: Unhooking driver \"%ls\" (0x%p)...\n", tmp->DriverName, tmp->DriverObject);
ret = IRPMonDllOpenHookedDriver(tmp->ObjectId, &hookHandle);
if (ret == 0) {
ret = IRPMonDllUnhookDriver(hookHandle);
if (ret != 0)
fprintf(stderr, "[WARNING]: Unable to unhook driver \"%ls\" (0x%p): %u\n", tmp->DriverName, tmp->DriverObject, ret);
IRPMonDllCloseHookedDriverHandle(hookHandle);
} else fprintf(stderr, "[WARNING]: Unable to get handle for hooked driver \"%ls\" (0x%p): %u\n", tmp->DriverName, tmp->DriverObject, ret);
}
++tmp;
ret = 0;
}
}
IRPMonDllDriverHooksFree(driverInfo, driverCount);
} else fprintf(stderr, "[WARNING]: Unable to enumerate hooked drivers and devices: %u\n", ret);
}
return ret;
}
static DWORD _device_action(bool Hook)
{
DWORD ret = ERROR_GEN_FAILURE;
ret = 0;
for (auto& hdr : _devicesToHook) {
fprintf(stderr, "[INFO]: %ls device \"%ls\" (0x%p)...\n", (Hook) ? L"Hooking" : L"Unhooking", hdr->Name().c_str(), hdr->Address());
ret = (Hook) ? hdr->Hook() : hdr->Unhook();
if (ret != 0) {
if (Hook) {
fprintf(stderr, "[ERROR]: Failed to hook device \"%ls\" (0x%p): %u\n", hdr->Name().c_str(), hdr->Address(), ret);
for (auto& tmp : _devicesToHook) {
if (wcsicmp(tmp->Name().c_str(), hdr->Name().c_str()) == 0)
break;
fprintf(stderr, "[INFO]: Unhooking device \"%ls\" (0x%p)...\n", tmp->Name().c_str(), tmp->Address());
tmp->Unhook();
}
break;
} else fprintf(stderr, "[WARNING]: Failed to unhook device \"%ls\" (0x%p): %u\n", hdr->Name().c_str(), hdr->Address(), ret);
}
}
if (ret == 0 && Hook) {
HANDLE hookHandle = nullptr;
ULONG driverCount = 0;
PHOOKED_DRIVER_UMINFO driverInfo = nullptr;
const HOOKED_DRIVER_UMINFO *tmp = nullptr;
const HOOKED_DEVICE_UMINFO *devInfo = nullptr;
ret = IRPMonDllDriverHooksEnumerate(&driverInfo, &driverCount);
if (ret == 0) {
for (auto & duh : _devicesToUnhookAddrs) {
tmp = driverInfo;
for (size_t i = 0; i < driverCount; ++i) {
devInfo = tmp->HookedDevices;
for (size_t j = 0; j < tmp->NumberOfHookedDevices; ++j) {
if (devInfo->DeviceObject == duh) {
fprintf(stderr, "[INFO]: Unhooking \"%ls\" (0x%p)...\n", devInfo->DeviceName, devInfo->DeviceObject);
ret = IRPMonDllOpenHookedDevice(devInfo->ObjectId, &hookHandle);
if (ret == 0) {
ret = IRPMonDllUnhookDevice(hookHandle);
if (ret != 0)
fprintf(stderr, "[WARNING]: Unable to unhook \"%ls\" (0x%p): %u\n", devInfo->DeviceName, devInfo->DeviceObject, ret);
IRPMonDllCloseHookedDeviceHandle(hookHandle);
} else fprintf(stderr, "[WARNING]: Unable to get handle for hooked device \"%ls\" (0x%p): %u\n", devInfo->DeviceName, devInfo->DeviceObject, ret);
}
++devInfo;
ret = 0;
}
++tmp;
ret = 0;
}
}
for (auto& duh : _devicesToUnhookNames) {
tmp = driverInfo;
for (size_t i = 0; i < driverCount; ++i) {
devInfo = tmp->HookedDevices;
for (size_t j = 0; j < tmp->NumberOfHookedDevices; ++j) {
if (wcsicmp(devInfo->DeviceName, duh.c_str()) == 0) {
fprintf(stderr, "[INFO]: Unhooking \"%ls\" (0x%p)...\n", devInfo->DeviceName, devInfo->DeviceObject);
ret = IRPMonDllOpenHookedDevice(devInfo->ObjectId, &hookHandle);
if (ret == 0) {
ret = IRPMonDllUnhookDevice(hookHandle);
if (ret != 0)
fprintf(stderr, "[WARNING]: Unable to unhook \"%ls\" (0x%p): %u\n", devInfo->DeviceName, devInfo->DeviceObject, ret);
IRPMonDllCloseHookedDeviceHandle(hookHandle);
}
else fprintf(stderr, "[WARNING]: Unable to get handle for hooked device \"%ls\" (0x%p): %u\n", devInfo->DeviceName, devInfo->DeviceObject, ret);
}
++devInfo;
}
++tmp;
}
}
IRPMonDllDriverHooksFree(driverInfo, driverCount);
} else fprintf(stderr, "[WARNING]: Unable to enumerate hooked drivers and devices: %u\n", ret);
}
return ret;
}
static void cdecl _on_request(PREQUEST_HEADER Request, HANDLE RequestHandle, void* Context, PBOOLEAN Store)
{
int err = 0;
*Store = FALSE;
for (auto & o : _outputs) {
err = RequestToStream(RequestHandle, o->Format(), _dpListHandle, _symStore, o->StreamHandle());
if (err == 0) {
if (o->Format() != rlfBinary)
o->write("\n");
} else fprintf(stderr, "[WARNING]: Unable to write requests 0x%p to stream: %u\n", Request, err);
}
return;
}
static int _prepare_output(void)
{
int ret = 0;
for (auto & o : _outputs) {
ret = o->Prepare();
if (ret != 0) {
fprintf(stderr, "[ERROR]: Cannot initialize output \"%ls\": %u\n", o->FileName().c_str(), ret);
break;
}
}
if (ret == 0) {
ret = ReqListSetCallback(_reqListHandle, _on_request, nullptr);
if (ret != 0) {
fprintf(stderr, "[ERROR]: Unable to register Request List Callback: %u\n", ret);
for (auto& o : _outputs)