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RpcView
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RpcView/RpcCore/RpcCore.c

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#define SECURITY_WIN32
#include <windows.h>
#include <strsafe.h>
#include <Sspi.h>
#include "RpcCore.h"
#include "..\RpcCommon\ntdll.h"
#include <Tlhelp32.h>
#include <conio.h>
#include <Userenv.h>
#include <RpcInternals.h>
#include "..\..\RpcCommon\RpcCommon.h"
#include "..\..\RpcCommon\Misc.h"
#include <Psapi.h>
#pragma comment(lib,"Rpcrt4.lib")
#pragma comment(lib,"Secur32.lib")
#pragma comment(lib,"Advapi32.lib")
#pragma comment(lib,"Version.lib")
#pragma comment(lib,"Userenv.lib")
#define MAX_SIMPLE_DICT_ENTRIES 0x200
#define RPC_MAX_ENDPOINT_PROTOCOL_SIZE 0x100
#define RPC_MAX_ENDPOINT_NAME_SIZE 0x100
#define RPC_MAX_DLL_NAME_SIZE 0x100
#define RPC_IS_EPMAPPER_REGISTERED 0x20
////////////////////////////////////////////////////////////////////////////////
// Type definitions
////////////////////////////////////////////////////////////////////////////////
typedef struct _RpcCoreInternalCtxt_T{
VOID* pGlobalRpcServer;
UINT64 ModuleVersion;
}RpcCoreInternalCtxt_T;
typedef struct _ModuleSectionInfo_T{
VOID* pBase;
UINT Size;
}ModuleSectionInfo_T;
////////////////////////////////////////////////////////////////////////////////
// Functions declarations
////////////////////////////////////////////////////////////////////////////////
// Misc
BOOL WINAPI GetModuleDataSection(HANDLE hProcess,VOID* pModule,ModuleSectionInfo_T* pModuleSectionInfo);
VOID* WINAPI GetProcessInterface(void* pRpcCoreCtxt,HANDLE hProcess,RPC_IF_ID* pIf);
typedef BOOL (WINAPI* EnumSimpleDictCallbackFn_T)(HANDLE hProcess, UINT Index, VOID PTR_T pSimpleDictEntry, VOID* pContext, BOOL* pbContinue);
BOOL WINAPI EnumSimpleDict(HANDLE hProcess, SIMPLE_DICT_T* pSimpleDict, EnumSimpleDictCallbackFn_T EnumSimpleDictCallbackFn, VOID* pContext);
// RpcCore
VOID* __fastcall RpcCoreInit(BOOL bForce); //returns a private context for the RpcCoreEngine
VOID __fastcall RpcCoreUninit(VOID* pRpcCoreCtxt);
RpcProcessInfo_T* __fastcall RpcCoreGetProcessInfo(void* pRpcCoreCtxt,DWORD Pid,DWORD Ppid,ULONG ProcessInfoMask);
VOID __fastcall RpcCoreFreeProcessInfo(void* pRpcCoreCtxt,RpcProcessInfo_T* pRpcProcessInfo);
RpcInterfaceInfo_T* __fastcall RpcCoreGetInterfaceInfo(void* pRpcCoreCtxt,DWORD Pid,RPC_IF_ID* pIf,ULONG InterfaceInfoMask);
VOID __fastcall RpcCoreFreeInterfaceInfo(void* pRpcCoreCtxt,RpcInterfaceInfo_T* pRpcInterfaceInfo);
BOOL __fastcall RpcCoreEnumProcessInterfaces(void* pRpcCoreCtxt,DWORD Pid,RpcCoreEnumProcessInterfacesCallbackFn_T RpcCoreEnumProcessInterfacesCallbackFn,void* pCallbackCtxt,ULONG InterfaceInfoMask);
BOOL __fastcall RpcCoreEnumProcessEndpoints(void* pRpcCoreCtxt,DWORD Pid,RpcCoreEnumProcessEndpointsCallbackFn_T RpcCoreEnumProcessEndpointsCallbackFn,void* pCallbackCtxt);
BOOL __fastcall RpcCoreEnumProcessAuthInfo(void* pRpcCoreCtxt,DWORD Pid,RpcCoreEnumProcessAuthInfoCallbackFn_T RpcCoreEnumProcessAuthInfoCallbackFn,void* pCallbackCtxt);
////////////////////////////////////////////////////////////////////////////////
// Global declarations
////////////////////////////////////////////////////////////////////////////////
WCHAR gInterfaceFile[] = L"RpcView.ini";
const char gRpcCoreDataSectionName[] = ".data";
RpcCore_T RpcCoreHelper =
{
RPC_CORE_RUNTIME_VERSION,
RPC_CORE_IS_WOW64,
FALSE,
&RpcCoreInit,
&RpcCoreUninit,
&RpcCoreGetProcessInfo,
&RpcCoreFreeProcessInfo,
&RpcCoreGetInterfaceInfo,
&RpcCoreFreeInterfaceInfo,
&RpcCoreEnumProcessInterfaces,
&RpcCoreEnumProcessEndpoints,
&RpcCoreEnumProcessAuthInfo,
};
const RPC_IF_ID gIorCallback =
{
{ 0x18f70770, 0x8e64, 0x11cf, { 0x9a, 0xf1, 0x00, 0x20, 0xAF, 0x6E, 0x72, 0xF4 } }, // Uuid
0, // VersMajor
0 // VersMinor
};
//------------------------------------------------------------------------------
BOOL WINAPI EnumSimpleDict(HANDLE hProcess, SIMPLE_DICT_T* pSimpleDict, EnumSimpleDictCallbackFn_T EnumSimpleDictCallbackFn, VOID* pContext)
{
//WARNING : in case of WOW64 core, pTable is an array of 32-bit pointers for which each address is itself a 64-bit pointer
VOID PTR_T * pTable=NULL;
UINT i;
UINT Size;
BOOL bResult = TRUE;
BOOL bContinue = TRUE; //Assume continue
if ( pSimpleDict->NumberOfEntries > MAX_SIMPLE_DICT_ENTRIES)
{
goto End;
}
Size=pSimpleDict->NumberOfEntries*sizeof(VOID PTR_T);
pTable=(VOID PTR_T *)OS_ALLOC(Size);
if (pTable==NULL) goto End;
ZeroMemory(pTable,Size);
if (!ReadProcessMemory(hProcess,pSimpleDict->pArray,pTable,Size,NULL)) goto End;
for (i=0; i<pSimpleDict->NumberOfEntries; i++)
{
bResult = EnumSimpleDictCallbackFn(hProcess,i,pTable[i],pContext,&bContinue);
if (!bResult) goto End;
if (!bContinue) break;
}
bResult=TRUE;
End:
if (pTable!=NULL) OS_FREE(pTable);
return (bResult);
}
//------------------------------------------------------------------------------
BOOL WINAPI GetModuleDataSection(HANDLE hProcess,VOID* pModule,ModuleSectionInfo_T* pModuleSectionInfo)
{
IMAGE_DOS_HEADER ImageDosHeader;
IMAGE_NT_HEADERS ImageNtHeaders;
IMAGE_SECTION_HEADER* pImageSectionHeader;
UINT SectionIdx;
IMAGE_SECTION_HEADER ImageSectionHeader;
UCHAR* pBase = (UCHAR*)pModule;
BOOL bResult = FALSE;
if (!ReadProcessMemory(hProcess,pBase,&ImageDosHeader,sizeof(ImageDosHeader), NULL)) goto End;
if (ImageDosHeader.e_magic!=IMAGE_DOS_SIGNATURE) goto End;
if (!ReadProcessMemory(hProcess,pBase+ImageDosHeader.e_lfanew,&ImageNtHeaders,sizeof(ImageNtHeaders), NULL)) goto End;
if (ImageNtHeaders.Signature!=IMAGE_NT_SIGNATURE) goto End;
//
// For 64bits, add the size of IMAGE_NT_HEADERS64 to its own base to get the base of the IMAGE_SECTION_HEADER table
//
#ifdef _WIN64
#pragma warning(push)
#pragma warning(disable:4127)
if (RPC_CORE_IS_WOW64==TRUE) pImageSectionHeader = (IMAGE_SECTION_HEADER*) ((UINT_PTR)pBase+ImageDosHeader.e_lfanew+sizeof(IMAGE_NT_HEADERS32));
#pragma warning(pop)
else
#endif
pImageSectionHeader = (IMAGE_SECTION_HEADER*) ((UINT_PTR)pBase+ImageDosHeader.e_lfanew+sizeof(IMAGE_NT_HEADERS));
for(SectionIdx=0; SectionIdx<ImageNtHeaders.FileHeader.NumberOfSections; SectionIdx++)
{
if (!ReadProcessMemory(hProcess,&pImageSectionHeader[SectionIdx],&ImageSectionHeader,sizeof(ImageSectionHeader),NULL)) goto End;
if (strncmp((const char*)ImageSectionHeader.Name,gRpcCoreDataSectionName,sizeof(gRpcCoreDataSectionName))==0)
{
pModuleSectionInfo->pBase = pBase + ImageSectionHeader.VirtualAddress;
pModuleSectionInfo->Size = ImageSectionHeader.Misc.VirtualSize;
bResult=TRUE;
break;
}
}
End:
return (bResult);
}
typedef struct{
BOOL bFound;
PRPC_SERVER_T pRpcServer;
}GetRpcServerAddressCallbackCtxt_T;
//8a885d04-1ceb-11c9-9fe8-08002b104860 V2.0
RPC_SYNTAX_IDENTIFIER DceRpcSyntaxUuid =
{
{ 0x8a885d04,0x1ceb,0x11c9,{ 0x9f,0xe8,0x08,0x00,0x2b,0x10,0x48,0x60 } },
{ 2,0 }
};
//------------------------------------------------------------------------------
BOOL WINAPI GetRpcServerAddressCallback(HANDLE hProcess, UINT Index, VOID PTR_T pSimpleDictEntry, VOID* pContext, BOOL* pbContinue)
{
RPC_INTERFACE_T RpcInterface;
GetRpcServerAddressCallbackCtxt_T* pGetRpcServerAddressCallbackCtxt=(GetRpcServerAddressCallbackCtxt_T*)pContext;
UNREFERENCED_PARAMETER(Index);
if (!ReadProcessMemory(hProcess,pSimpleDictEntry,&RpcInterface,sizeof(RpcInterface),NULL)) goto End;
if ( (RpcInterface.RpcServerInterface.Length==sizeof(RPC_SERVER_INTERFACE_T)) &&
(!memcmp(&RpcInterface.RpcServerInterface.TransferSyntax, &DceRpcSyntaxUuid, sizeof(DceRpcSyntaxUuid))) &&
RpcInterface.pRpcServer == pGetRpcServerAddressCallbackCtxt->pRpcServer)
{
pGetRpcServerAddressCallbackCtxt->bFound = TRUE;
*pbContinue=FALSE;
}
End:
return (TRUE);
}
//------------------------------------------------------------------------------
BOOL WINAPI GetRpcServerAddressInProcess(DWORD Pid,RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt)
{
VOID PTR_T PTR_T pCandidate;
VOID PTR_T pRpcServer;
RPC_SERVER_T RpcServer;
ModuleSectionInfo_T ModuleSectionInfo;
HANDLE hProcess = NULL;
GetRpcServerAddressCallbackCtxt_T GetRpcServerAddressCallbackCtxt;
DWORD cbSize;
HMODULE* pHmodule = NULL;
CHAR ModuleFileName[MAX_PATH];
BOOL bResult=FALSE;
hProcess = ProcexpOpenProcess(PROCESS_ALL_ACCESS, FALSE, Pid);
if (hProcess == NULL) goto End;
if (!EnumProcessModulesEx(hProcess, NULL, 0, &cbSize, LIST_MODULES_ALL)) goto End;
pHmodule = (HMODULE*)malloc(cbSize);
if (pHmodule == NULL) goto End;
if (!EnumProcessModulesEx(hProcess, pHmodule, cbSize, &cbSize, LIST_MODULES_ALL)) goto End;
for(ULONG i=0;i<cbSize/sizeof(*pHmodule);i++)
{
ModuleFileName[0] = 0;
GetModuleFileNameExA(hProcess, pHmodule[i], ModuleFileName, sizeof(ModuleFileName));
if (strstr(ModuleFileName,"RPCRT4.dll")==NULL) goto NextModule;
if (!GetModuleDataSection(hProcess, pHmodule[i],&ModuleSectionInfo)) goto End;
#pragma warning(push)
#pragma warning(disable:4305)
pCandidate=(VOID PTR_T PTR_T)ModuleSectionInfo.pBase;
#pragma warning(pop)
GetRpcServerAddressCallbackCtxt.bFound=FALSE;
for (i=0; i<ModuleSectionInfo.Size; i+=sizeof(VOID PTR_T))
{
if (!ReadProcessMemory(hProcess,pCandidate,&pRpcServer,sizeof(VOID PTR_T),NULL)) goto NextCandidate;
if (!ReadProcessMemory(hProcess,pRpcServer,&RpcServer,sizeof(RpcServer),NULL)) goto NextCandidate;
GetRpcServerAddressCallbackCtxt.pRpcServer = pRpcServer;
if (!EnumSimpleDict(hProcess,&RpcServer.InterfaceDict,&GetRpcServerAddressCallback,&GetRpcServerAddressCallbackCtxt)) goto End;
if (GetRpcServerAddressCallbackCtxt.bFound==TRUE)
{
_cprintf("gRpcServer localized at address %p in process %u\n",pCandidate,Pid);
pRpcCoreInternalCtxt->pGlobalRpcServer=pCandidate;
bResult=TRUE;
break;
}
NextCandidate:
pCandidate++;
}
CloseHandle(hProcess);
hProcess=NULL;
goto End;
NextModule: ;
}
End:
if (hProcess!=NULL) CloseHandle(hProcess);
if (pHmodule !=NULL) free(pHmodule);
return (bResult);
}
//------------------------------------------------------------------------------
VOID* __fastcall RpcCoreInit(BOOL bForce)
{
UINT64 RuntimVersion;
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt=NULL;
WCHAR RpcRuntimePath[MAX_PATH];
UINT i;
BOOL bFound = FALSE;
#ifdef _DEBUG
_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDOUT);
#endif
//
// Get the RPC runtime version (rpcrt4.dll) to verify if it is supported by this Core
//
if (GetSystemDirectoryW(RpcRuntimePath,_countof(RpcRuntimePath))==0) goto End;
StringCbPrintfW(RpcRuntimePath,sizeof(RpcRuntimePath),L"%s\\rpcrt4.dll",RpcRuntimePath);
RuntimVersion=GetModuleVersion(RpcRuntimePath);
for (i = 0; i < _countof(RPC_CORE_RUNTIME_VERSION); i++)
{
if (bForce && ((RuntimVersion & 0xFFFFFFFF00000000) == (RPC_CORE_RUNTIME_VERSION[i] & 0xFFFFFFFF00000000)))
{
bFound = TRUE;
break;
}
if (RuntimVersion == RPC_CORE_RUNTIME_VERSION[i])
{
bFound = TRUE;
break;
}
}
if (!bFound) goto End;
//
// Invoke CoInitialize, required by SHGetFileInfo
//
CoInitialize(NULL);
//
pRpcCoreInternalCtxt=(RpcCoreInternalCtxt_T*)OS_ALLOC(sizeof(RpcCoreInternalCtxt_T));
if (pRpcCoreInternalCtxt==NULL) goto End;
pRpcCoreInternalCtxt->ModuleVersion = RuntimVersion;
//
// Try to activate the DEBUG privilege to access all processes
//
AdjustPrivilege(SE_DEBUG_NAME,TRUE);
End:
return (pRpcCoreInternalCtxt);
}
//------------------------------------------------------------------------------
VOID __fastcall RpcCoreUninit(VOID* pRpcCoreCtxt)
{
OS_FREE(pRpcCoreCtxt);
#ifdef _DEBUG
_CrtDumpMemoryLeaks();
#endif
}
//------------------------------------------------------------------------------
RpcProcessType_T __fastcall GetProcessType(HANDLE hProcess, RPC_SERVER_T* pRpcServer)
{
SIZE_T Size;
ULONG i;
RPC_INTERFACE_T RpcInterface;
RpcProcessType_T RpcProcessType = RpcProcessType_UNKNOWN;
VOID PTR_T * pTable = NULL;
if (pRpcServer==NULL) goto End;
Size=pRpcServer->InterfaceDict.NumberOfEntries*sizeof(VOID PTR_T);
pTable=(VOID PTR_T *)OS_ALLOC(Size);
if (pTable==NULL) goto End;
if (!ReadProcessMemory(hProcess,pRpcServer->InterfaceDict.pArray,pTable,Size,NULL)) goto End;
for (i=0; i<pRpcServer->InterfaceDict.NumberOfEntries; i++)
{
if (!ReadProcessMemory(hProcess,pTable[i],&RpcInterface,sizeof(RpcInterface),NULL)) goto End;
if ((RpcInterface.Flags & RPC_IF_OLE) || (memcmp(&RpcInterface.RpcServerInterface.InterfaceId, &gIorCallback, sizeof(RPC_IF_ID)) == 0))
{
//The interface is DCOM
if ( (RpcProcessType==RpcProcessType_UNKNOWN) || (RpcProcessType==RpcProcessType_DCOM) )
{
RpcProcessType = RpcProcessType_DCOM;
}
else
{
RpcProcessType = RpcProcessType_HYBRID;
goto End; //we can stop now
}
}
else
{
//The interface is RPC
if ( (RpcProcessType==RpcProcessType_UNKNOWN) || (RpcProcessType==RpcProcessType_RPC) )
{
RpcProcessType = RpcProcessType_RPC;
}
else
{
RpcProcessType = RpcProcessType_HYBRID;
goto End; //we can stop now
}
}
}
End:
if (pTable!=NULL) OS_FREE(pTable);
return (RpcProcessType);
}
//------------------------------------------------------------------------------
RpcProcessInfo_T* __fastcall RpcCoreGetProcessInfo(void* pRpcCoreCtxt,DWORD Pid,DWORD Ppid,ULONG ProcessInfoMask)
{
SHFILEINFOW ShFileInfo;
HANDLE hProcess;
VOID PTR_T pRpcServer;
RPC_SERVER_T RpcServer;
RpcProcessInfo_T* pRpcProcessInfo=NULL;
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt=(RpcCoreInternalCtxt_T*)pRpcCoreCtxt;
pRpcProcessInfo=(RpcProcessInfo_T*)OS_ALLOC(sizeof(RpcProcessInfo_T));
if (pRpcProcessInfo==NULL) return (NULL);
//
// Process minimal info
//
pRpcProcessInfo->Pid = Pid;
pRpcProcessInfo->ParentPid = Ppid;
pRpcProcessInfo->RpcProcessType = RpcProcessType_UNKNOWN;
hProcess=ProcexpOpenProcess(PROCESS_VM_READ|PROCESS_QUERY_INFORMATION,FALSE,Pid);
if (hProcess!=NULL)
{
#ifdef _WIN64
IsWow64Process(hProcess, &pRpcProcessInfo->bIsWow64);
#endif
}
//
// Process general information
//
if (ProcessInfoMask & RPC_PROCESS_INFO_MISC)
{
GetProcessNameFromPid(Pid,pRpcProcessInfo->Name,sizeof(pRpcProcessInfo->Name));
GetProcessPath(Pid,pRpcProcessInfo->Path,sizeof(pRpcProcessInfo->Path));
pRpcProcessInfo->Version=GetModuleVersion(pRpcProcessInfo->Path);
GetModuleDescription(pRpcProcessInfo->Path,pRpcProcessInfo->Description,sizeof(pRpcProcessInfo->Description));
GetUserAndDomainName(pRpcProcessInfo->Pid,pRpcProcessInfo->User,sizeof(pRpcProcessInfo->User));
GetProcessPebInfo(hProcess,pRpcProcessInfo->CmdLine,sizeof(pRpcProcessInfo->CmdLine),pRpcProcessInfo->Desktop,sizeof(pRpcProcessInfo->Desktop));
// Get icon
if (hProcess!=NULL)
{
ZeroMemory(&ShFileInfo,sizeof(ShFileInfo));
if (SHGetFileInfoW(pRpcProcessInfo->Path,0,&ShFileInfo,sizeof(ShFileInfo),SHGFI_ICON|SHGFI_LARGEICON))
{
pRpcProcessInfo->hIcon=ShFileInfo.hIcon;
}
}
}
//
// Process RPC information
//
if (ProcessInfoMask & RPC_PROCESS_INFO_RPC)
{
if (pRpcCoreInternalCtxt->pGlobalRpcServer==NULL)
{
GetRpcServerAddressInProcess(pRpcProcessInfo->Pid,pRpcCoreInternalCtxt);
if (pRpcCoreInternalCtxt->pGlobalRpcServer==NULL) goto End;
}
if (!ReadProcessMemory(hProcess,pRpcCoreInternalCtxt->pGlobalRpcServer,&pRpcServer,sizeof(VOID PTR_T),NULL)) goto End;
if (!ReadProcessMemory(hProcess,pRpcServer,&RpcServer,sizeof(RpcServer),NULL)) goto End;
//If the number of endpoints is correct we have a RPC server
if (RpcServer.AddressDict.NumberOfEntries!=0)
{
pRpcProcessInfo->RpcProcessType = GetProcessType(hProcess,&RpcServer);
pRpcProcessInfo->bIsServer = TRUE;
pRpcProcessInfo->EndpointsCount = RpcServer.AddressDict.NumberOfEntries;
pRpcProcessInfo->SspCount = RpcServer.AuthenInfoDict.NumberOfEntries;
pRpcProcessInfo->InterfacesCount = RpcServer.InterfaceDict.NumberOfEntries;
pRpcProcessInfo->InCalls = RpcServer.InCalls;
pRpcProcessInfo->OutCalls = RpcServer.OutCalls;
pRpcProcessInfo->InPackets = RpcServer.InPackets;
pRpcProcessInfo->OutPackets = RpcServer.OutPackets;
pRpcProcessInfo->bIsListening = RpcServer.bIsListening;
pRpcProcessInfo->MaxCalls = RpcServer.MaxCalls;
}
}
End:
if (hProcess!=NULL) CloseHandle(hProcess);
return (pRpcProcessInfo);
}
//------------------------------------------------------------------------------
VOID __fastcall RpcCoreFreeProcessInfo(void* pRpcCoreCtxt,RpcProcessInfo_T* pRpcProcessInfo)
{
UNREFERENCED_PARAMETER(pRpcCoreCtxt);
OS_FREE(pRpcProcessInfo);
}
//------------------------------------------------------------------------------
void GetInlineStubInfo(RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt,HANDLE hProcess,VOID* pRpcInterface,RpcInterfaceInfo_T* pRpcInterfaceInfo)
{
RPC_INTERFACE_T RpcInterface;
RPC_DISPATCH_TABLE_T RpcDispatchTbl;
VOID PTR_T pProc;
UINT i;
UNREFERENCED_PARAMETER(pRpcCoreInternalCtxt);
if (pRpcInterfaceInfo==NULL) goto End;
if (!ReadProcessMemory(hProcess,pRpcInterface,&RpcInterface,sizeof(RpcInterface),NULL)) goto End;
//
// Get the interface procedures count
//
if (!ReadProcessMemory(hProcess,RpcInterface.RpcServerInterface.DispatchTable,&RpcDispatchTbl,sizeof(RpcDispatchTbl),NULL)) goto End;
if (pRpcInterfaceInfo->IfType==IfType_RPC)
{
pRpcInterfaceInfo->NumberOfProcedures=RpcDispatchTbl.DispatchTableCount;
pRpcInterfaceInfo->TypeOfStub=TypeOfStub_Inlined;
//
// Get the interface procedure addresses table
//
pRpcInterfaceInfo->ppProcAddressTable=(ULONG*)OS_ALLOC(pRpcInterfaceInfo->NumberOfProcedures * sizeof(VOID *));
if (pRpcInterfaceInfo->ppProcAddressTable==NULL) goto End;
pRpcInterfaceInfo->pFormatStringOffsetTable = (USHORT*)OS_ALLOC(pRpcInterfaceInfo->NumberOfProcedures * sizeof(USHORT));
if (pRpcInterfaceInfo->pFormatStringOffsetTable==NULL) goto End;
for(i=0;i<pRpcInterfaceInfo->NumberOfProcedures;i++)
{
pProc=NULL;
if (!ReadProcessMemory(hProcess,((VOID PTR_T PTR_T)RpcDispatchTbl.DispatchTable)+i,&pProc,sizeof(VOID PTR_T),NULL)) goto End;
pRpcInterfaceInfo->ppProcAddressTable[i]=(ULONG)((ULONG_PTR)pProc - (ULONG_PTR)pRpcInterfaceInfo->pLocationBase);
}
}
End:
return;
}
#if (RPC_CORE_IS_WOW64==TRUE)
#define REG_PREFIX L"Wow6432Node\\"
#else
#define REG_PREFIX L""
#endif
//------------------------------------------------------------------------------
BOOL NTAPI GetComInterfaceName(const RPC_IF_ID* pInterfaceId, WCHAR* pName, UINT NameLength)
{
WCHAR SubKeyName[MAX_PATH];
RPC_WSTR pUuidString = NULL;
BOOL bResult = FALSE;
if (UuidToStringW(&pInterfaceId->Uuid, &pUuidString) != RPC_S_OK) goto End;
StringCbPrintfW(SubKeyName, sizeof(SubKeyName), REG_PREFIX L"Interface\\{%s}", pUuidString);
if (GetRegValueData(HKEY_CLASSES_ROOT, SubKeyName, NULL, pName, NameLength) == FALSE) goto End;
bResult = TRUE;
End:
if (pUuidString != NULL) RpcStringFreeW(&pUuidString);
return (bResult);
}
//------------------------------------------------------------------------------
IfType_T WINAPI GetInterfaceType(const RPC_INTERFACE_T* pRpcInterface)
{
WCHAR TmpPath[MAX_PATH];
if ( pRpcInterface->Flags & RPC_IF_OLE )
{
return (IfType_OLE);
}
if ( GetComInterfaceName(&pRpcInterface->RpcServerInterface.InterfaceId,TmpPath,sizeof(TmpPath)) == FALSE )
{
return (IfType_RPC);
}
return (IfType_DCOM);
}
//------------------------------------------------------------------------------
BOOL __fastcall GetInterfaceName(RPC_IF_ID* pInterfaceId,WCHAR* pName,UINT NameLength)
{
WCHAR FullPath[MAX_PATH];
RPC_WSTR pUuidString=NULL;
BOOL bResult=FALSE;
if (pInterfaceId==NULL) goto End;
pName[0]=0;
bResult = GetComInterfaceName(pInterfaceId,pName,NameLength);
if (bResult==FALSE)
{
UuidToStringW(&pInterfaceId->Uuid,&pUuidString);
GetFullPathNameW(gInterfaceFile,_countof(FullPath),FullPath,NULL);
GetPrivateProfileStringW((LPCWSTR)pUuidString,L"Name",NULL,pName,NameLength/sizeof(WCHAR),FullPath);
}
End:
if (pUuidString!=NULL) RpcStringFreeW(&pUuidString);
return (bResult);
}
//------------------------------------------------------------------------------
RpcInterfaceInfo_T* WINAPI InternalGetInterfaceInfo(RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt, HANDLE hProcess, VOID* pRpcInterface, DWORD Pid, ULONG InterfaceInfoMask)
{
MIDL_SERVER_INFO_T MidlServerInfo;
MIDL_STUB_DESC_T MidlStubDesc;
RPC_DISPATCH_TABLE_T RpcDispatchTbl;
RPC_INTERFACE_T RpcInterface;
MODULEENTRY32W ModuleEntry;
UINT i;
NDR_EXPR_DESC_T NdrExprDesc;
VOID PTR_T pProc = NULL;
WCHAR* pModuleName = NULL;
HANDLE hModulesSnapshot = NULL;
RpcInterfaceInfo_T* pRpcInterfaceInfo = NULL;
LocationInfo_T LocationInfo = {0};
UNREFERENCED_PARAMETER(pRpcCoreInternalCtxt);
//
// Get the RPC_INTERFACE
//
if (!ReadProcessMemory(hProcess, pRpcInterface, &RpcInterface, sizeof(RpcInterface), NULL))
{
//printf("ReadProcessMemory failed RpcInterface\n");
goto End;
}
pRpcInterfaceInfo=(RpcInterfaceInfo_T*)OS_ALLOC(sizeof(RpcInterfaceInfo_T));
if (pRpcInterfaceInfo == NULL) { DEBUG_BREAK(); goto End; }
//
// Get Default interface information
// - Pid
// - Flags
// - Type
// - UUID
// - Transfert Syntax GUID
// - Name
//
#ifdef _WIN64
pRpcInterfaceInfo->bWow64Process = RPC_CORE_IS_WOW64;
#endif
pRpcInterfaceInfo->Pid = Pid;
pRpcInterfaceInfo->Flags = RpcInterface.Flags;
pRpcInterfaceInfo->IfType = GetInterfaceType(&RpcInterface);
//
memcpy(&pRpcInterfaceInfo->If,&RpcInterface.RpcServerInterface.InterfaceId,sizeof(pRpcInterfaceInfo->If));
memcpy(&pRpcInterfaceInfo->TransfertSyntax,&RpcInterface.RpcServerInterface.TransferSyntax,sizeof(pRpcInterfaceInfo->TransfertSyntax));
//
GetInterfaceName(&RpcInterface.RpcServerInterface.InterfaceId,pRpcInterfaceInfo->Name,sizeof(pRpcInterfaceInfo->Name));
//!!!!!!to change!!!!!!
if (InterfaceInfoMask == 0) goto End;
switch(pRpcInterfaceInfo->IfType)
{
case IfType_DCOM:
case IfType_OLE:
goto End; //NO DCOM now!!
break;
//
case IfType_RPC:
{
if (GetLocationInfo(hProcess, (void*)RpcInterface.RpcServerInterface.DispatchTable, &LocationInfo))
{
memcpy(pRpcInterfaceInfo->Location, LocationInfo.Location, sizeof(pRpcInterfaceInfo->Location));
}
pRpcInterfaceInfo->pLocationBase = LocationInfo.pBaseAddress;
pRpcInterfaceInfo->LocationState = LocationInfo.State;
pRpcInterfaceInfo->LocationType = LocationInfo.Type;
pRpcInterfaceInfo->LocationSize = LocationInfo.Size;
}
break;
//
default:
break;
}
//
// If we have a module path then we can get its real base and size
//
if (LocationInfo.Location[0] != 0)
{
pModuleName = wcsrchr(pRpcInterfaceInfo->Location, '\\');
if (pModuleName == NULL) pModuleName = pRpcInterfaceInfo->Location;
else pModuleName++;
//
// Get module base and size
//
hModulesSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE | TH32CS_SNAPMODULE32, Pid);
if (hModulesSnapshot != INVALID_HANDLE_VALUE)
{
ModuleEntry.dwSize = sizeof(ModuleEntry);
if (Module32FirstW(hModulesSnapshot, &ModuleEntry))
do
{
if (_wcsicmp(pModuleName, ModuleEntry.szModule) == 0)
{
pRpcInterfaceInfo->pLocationBase = ModuleEntry.modBaseAddr;
pRpcInterfaceInfo->LocationSize = ModuleEntry.modBaseSize;
break;
}
} while (Module32NextW(hModulesSnapshot, &ModuleEntry));
CloseHandle(hModulesSnapshot);
}
else
{
ULONG_PTR Base = 0;
WORD Magic = 0;
IMAGE_DOS_HEADER ImageDosHeader;
IMAGE_NT_HEADERS ImageNtHeaders;
//
// Last chance approach
//
Base = ((ULONG_PTR)pRpcInterfaceInfo->pLocationBase) & (~0xFFFF);
while (Magic != IMAGE_DOS_SIGNATURE)
{
ReadProcessMemory(hProcess, (PVOID)Base, &Magic, sizeof(Magic), NULL);
Base -= 0x1000;
}
pRpcInterfaceInfo->pLocationBase = (PVOID)(Base + 0x1000);
ReadProcessMemory(hProcess, pRpcInterfaceInfo->pLocationBase, &ImageDosHeader, sizeof(ImageDosHeader), NULL);
ReadProcessMemory(hProcess, (PVOID)((ULONG_PTR)pRpcInterfaceInfo->pLocationBase + ImageDosHeader.e_lfanew), &ImageNtHeaders, sizeof(ImageNtHeaders), NULL);
}
}
//
// Get module display name
//
GetModuleDescription(pRpcInterfaceInfo->Location,pRpcInterfaceInfo->Description,sizeof(pRpcInterfaceInfo->Description));
//
// Get the interface procedures count ony for RPC interfaces
//
if (pRpcInterfaceInfo->IfType == IfType_RPC)
{
if (ReadProcessMemory(hProcess,RpcInterface.RpcServerInterface.DispatchTable,&RpcDispatchTbl,sizeof(RpcDispatchTbl),NULL))
{
pRpcInterfaceInfo->NumberOfProcedures=RpcDispatchTbl.DispatchTableCount;
}
else
{
ZeroMemory(pRpcInterfaceInfo, sizeof(*pRpcInterfaceInfo));
goto End;
}
}
//
// Interpreted stub
//
if (RpcInterface.RpcServerInterface.InterpreterInfo!=NULL)
{
if (pRpcInterfaceInfo->IfType==IfType_RPC)
{
pRpcInterfaceInfo->TypeOfStub=TypeOfStub_Interpreted;
}
//
// Get NDR info
//
ZeroMemory(&MidlServerInfo,sizeof(MidlServerInfo));
ZeroMemory(&MidlStubDesc,sizeof(MidlStubDesc));
if (!ReadProcessMemory(hProcess, RpcInterface.RpcServerInterface.InterpreterInfo, &MidlServerInfo, sizeof(MidlServerInfo), NULL))
{
goto End;
}
if (!ReadProcessMemory(hProcess, MidlServerInfo.pStubDesc, &MidlStubDesc, sizeof(MidlStubDesc), NULL))
{
goto End;
}
//
pRpcInterfaceInfo->NdrInfo.Version = MidlStubDesc.Version;
pRpcInterfaceInfo->NdrInfo.MIDLVersion = MidlStubDesc.MIDLVersion;
pRpcInterfaceInfo->NdrInfo.mFlags = MidlStubDesc.mFlags;
pRpcInterfaceInfo->pTypeFormatString = (UCHAR*)MidlStubDesc.pFormatTypes;
pRpcInterfaceInfo->apfnExprEval = (void*)MidlStubDesc.apfnExprEval;
if (MidlStubDesc.pExprInfo != NULL)
{
if (ReadProcessMemory(hProcess, MidlStubDesc.pExprInfo, &NdrExprDesc, sizeof(NdrExprDesc), NULL))
{
pRpcInterfaceInfo->pExprOffset = (USHORT*)NdrExprDesc.pOffset;
pRpcInterfaceInfo->pExprFormatString = (UCHAR*)NdrExprDesc.pFormatExpr;
}
else
{
//printf("Unable to read the pExprInfo at address %p in process %u\n", MidlStubDesc.pExprInfo, pRpcInterfaceInfo->Pid);
}
}
pRpcInterfaceInfo->pProcFormatString = (UCHAR*)MidlServerInfo.ProcString;
//
// Get the interface procedure addresses table
//
pRpcInterfaceInfo->ppProcAddressTable=(ULONG*)OS_ALLOC(pRpcInterfaceInfo->NumberOfProcedures * sizeof(VOID*));
if (pRpcInterfaceInfo->ppProcAddressTable == NULL) { DEBUG_BREAK(); goto End; }
for(i=0;i<pRpcInterfaceInfo->NumberOfProcedures;i++)
{
if (ReadProcessMemory(hProcess,((VOID PTR_T PTR_T)MidlServerInfo.DispatchTable)+i,&pProc,sizeof(VOID PTR_T),NULL))
{
pRpcInterfaceInfo->ppProcAddressTable[i]= (ULONG) ((ULONG64)pProc - (ULONG64)pRpcInterfaceInfo->pLocationBase);
}
}
//
// Get the interface format string offset table
//
pRpcInterfaceInfo->pFormatStringOffsetTable=(USHORT*)OS_ALLOC(pRpcInterfaceInfo->NumberOfProcedures * sizeof(USHORT));
if (pRpcInterfaceInfo->pFormatStringOffsetTable!=NULL)
{
ReadProcessMemory(hProcess,MidlServerInfo.FmtStringOffset,pRpcInterfaceInfo->pFormatStringOffsetTable,pRpcInterfaceInfo->NumberOfProcedures*sizeof(USHORT),NULL);
}
}
else
{
//!!!todo!!!
//GetInlineStubInfo(pRpcCoreInternalCtxt,hProcess,pRpcInterface,pRpcInterfaceInfo);
}
//
// Test if DCOM or simple RPC
//
if (pRpcInterfaceInfo->IfType==IfType_RPC)
{
pRpcInterfaceInfo->IfCallbackFn = RpcInterface.IfCallbackFn;
}
if (RpcInterface.EpMapperFlags & RPC_IS_EPMAPPER_REGISTERED)
{
pRpcInterfaceInfo->bIsRegistered=TRUE;
StringCbPrintfA((STRSAFE_LPSTR)pRpcInterfaceInfo->Annotation,sizeof(pRpcInterfaceInfo->Annotation),"%s",(const char*)RpcInterface.Annotation);
}
else
{
pRpcInterfaceInfo->bIsRegistered=FALSE;
}
End:
return (pRpcInterfaceInfo);
}
//------------------------------------------------------------------------------
RpcInterfaceInfo_T* __fastcall RpcCoreGetInterfaceInfo(void* pRpcCoreCtxt,DWORD Pid,RPC_IF_ID* pIf,ULONG InterfaceInfoMask)
{
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt;
VOID* pRpcInterface;
HANDLE hProcess = NULL;
RpcInterfaceInfo_T* pRpcInterfaceInfo = NULL;
pRpcCoreInternalCtxt = (RpcCoreInternalCtxt_T*)pRpcCoreCtxt;
hProcess = ProcexpOpenProcess(PROCESS_VM_READ | PROCESS_QUERY_INFORMATION, FALSE, Pid);
if (hProcess == NULL) { DEBUG_BREAK(); goto End; }
pRpcInterface = GetProcessInterface(pRpcCoreInternalCtxt, hProcess, pIf);
if (pRpcInterface == NULL) { goto End; }
pRpcInterfaceInfo = InternalGetInterfaceInfo(pRpcCoreInternalCtxt, hProcess, pRpcInterface, Pid, InterfaceInfoMask);
End:
if (hProcess != NULL) CloseHandle(hProcess);
return (pRpcInterfaceInfo);
}
//------------------------------------------------------------------------------
VOID __fastcall RpcCoreFreeInterfaceInfo(void* pRpcCoreCtxt,RpcInterfaceInfo_T* pRpcInterfaceInfo)
{
UNREFERENCED_PARAMETER(pRpcCoreCtxt);
if (pRpcInterfaceInfo==NULL) goto End;
if (pRpcInterfaceInfo->ppProcAddressTable!=NULL) OS_FREE(pRpcInterfaceInfo->ppProcAddressTable);
if (pRpcInterfaceInfo->pFormatStringOffsetTable!=NULL) OS_FREE(pRpcInterfaceInfo->pFormatStringOffsetTable);
OS_FREE(pRpcInterfaceInfo);
End:
return;
}
//------------------------------------------------------------------------------
BOOL __fastcall RpcCoreEnumProcessInterfaces(void* pRpcCoreCtxt,DWORD Pid,RpcCoreEnumProcessInterfacesCallbackFn_T RpcCoreEnumProcessInterfacesCallbackFn,void* pCallbackCtxt,ULONG InterfaceInfoMask)
{
HANDLE hProcess;
BOOL bResult=FALSE;
RPC_SERVER_T RpcServer;
UINT i;
UINT Size;
VOID PTR_T * pTable=NULL;
VOID PTR_T pRpcServer;
BOOL bContinue=TRUE;
RpcInterfaceInfo_T* pRpcInterfaceInfo = NULL;
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt=(RpcCoreInternalCtxt_T*)pRpcCoreCtxt;
hProcess=ProcexpOpenProcess(PROCESS_VM_READ|PROCESS_QUERY_INFORMATION,FALSE,Pid);
if (hProcess==NULL) goto End;
if (!ReadProcessMemory(hProcess,pRpcCoreInternalCtxt->pGlobalRpcServer,&pRpcServer,sizeof(VOID PTR_T),NULL)) goto End;
if (!ReadProcessMemory(hProcess,pRpcServer,&RpcServer,sizeof(RpcServer),NULL)) goto End;
if (RpcServer.InterfaceDict.NumberOfEntries > MAX_SIMPLE_DICT_ENTRIES)
{
goto End;
}
Size=RpcServer.InterfaceDict.NumberOfEntries*sizeof(VOID PTR_T);
pTable=(VOID PTR_T *)OS_ALLOC(Size);
if (pTable==NULL) goto End;
if (!ReadProcessMemory(hProcess,RpcServer.InterfaceDict.pArray,pTable,Size,NULL)) goto End;
for (i=0; i<RpcServer.InterfaceDict.NumberOfEntries; i++)
{
pRpcInterfaceInfo=InternalGetInterfaceInfo(pRpcCoreInternalCtxt,hProcess,pTable[i],Pid,InterfaceInfoMask);
if (pRpcInterfaceInfo!=NULL)
{
bResult=RpcCoreEnumProcessInterfacesCallbackFn(pRpcInterfaceInfo,pCallbackCtxt,&bContinue);
RpcCoreFreeInterfaceInfo(pRpcCoreCtxt,pRpcInterfaceInfo);
}
if (!bResult) goto End;
if (!bContinue) break;
}
bResult=TRUE;
End:
if (hProcess!=NULL) CloseHandle(hProcess);
if (pTable!=NULL) OS_FREE(pTable);
return (bResult);
}
//------------------------------------------------------------------------------
BOOL __fastcall RpcCoreEnumProcessEndpoints(void* pRpcCoreCtxt,DWORD Pid,RpcCoreEnumProcessEndpointsCallbackFn_T RpcCoreEnumProcessEndpointsCallbackFn,void* pCallbackCtxt)
{
HANDLE hProcess;
BOOL bResult=FALSE;
RPC_SERVER_T RpcServer;
UINT i;
UINT Size;
VOID PTR_T * pTable=NULL;
VOID PTR_T pRpcServer;
RPC_ADDRESS_T RpcAddress;
WCHAR ProtocoleW[RPC_MAX_ENDPOINT_PROTOCOL_SIZE];
WCHAR NameW[RPC_MAX_ENDPOINT_NAME_SIZE];
RpcEndpointInfo_T RpcEndpointInfo;
BOOL bContinue=TRUE;
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt=(RpcCoreInternalCtxt_T*)pRpcCoreCtxt;
hProcess=ProcexpOpenProcess(PROCESS_VM_READ,FALSE,Pid);
if (hProcess==NULL) goto End;
if (!ReadProcessMemory(hProcess,pRpcCoreInternalCtxt->pGlobalRpcServer,&pRpcServer,sizeof(VOID PTR_T),NULL)) goto End;
if (!ReadProcessMemory(hProcess,pRpcServer,&RpcServer,sizeof(RpcServer),NULL)) goto End;
if (RpcServer.AddressDict.NumberOfEntries > MAX_SIMPLE_DICT_ENTRIES)
{
goto End;
}
Size=RpcServer.AddressDict.NumberOfEntries*sizeof(VOID PTR_T);
pTable=(VOID PTR_T *)OS_ALLOC(Size);
if (pTable==NULL) goto End;
if (!ReadProcessMemory(hProcess,RpcServer.AddressDict.pArray,pTable,Size,NULL)) goto End;
for (i=0; i<RpcServer.AddressDict.NumberOfEntries; i++)
{
if (!ReadProcessMemory(hProcess,pTable[i],&RpcAddress,sizeof(RpcAddress),NULL)) goto End;
if (!ReadProcessMemory(hProcess,RpcAddress.Protocole,ProtocoleW,sizeof(ProtocoleW),NULL)) goto End;
if (!ReadProcessMemory(hProcess,RpcAddress.Name,NameW,sizeof(NameW),NULL)) goto End;
RpcEndpointInfo.pName = NameW;
RpcEndpointInfo.pProtocole = ProtocoleW;
bResult=RpcCoreEnumProcessEndpointsCallbackFn(Pid,&RpcEndpointInfo,pCallbackCtxt,&bContinue);
if (!bResult) goto End;
if (!bContinue) break;
}
bResult=TRUE;
End:
if (hProcess!=NULL) CloseHandle(hProcess);
if (pTable!=NULL) OS_FREE(pTable);
return (bResult);
}
//------------------------------------------------------------------------------
VOID* WINAPI GetProcessInterface(void* pRpcCoreCtxt,HANDLE hProcess,RPC_IF_ID* pIf)
{
RPC_INTERFACE_T RpcInterface;
RPC_SERVER_INTERFACE_T PTR_T pRpcServerInterface;
RPC_SERVER_T RpcServer;
UINT Size;
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt;
VOID PTR_T pRpcServer;
UINT i;
VOID PTR_T * pTable = NULL;
VOID PTR_T pRpcInterface = NULL;
pRpcCoreInternalCtxt=(RpcCoreInternalCtxt_T*)pRpcCoreCtxt;
if (!ReadProcessMemory(hProcess,pRpcCoreInternalCtxt->pGlobalRpcServer,&pRpcServer,sizeof(VOID PTR_T),NULL)) goto End;
if (!ReadProcessMemory(hProcess,pRpcServer,&RpcServer,sizeof(RpcServer),NULL)) goto End;
if (RpcServer.InterfaceDict.NumberOfEntries > MAX_SIMPLE_DICT_ENTRIES) goto End;
Size=RpcServer.InterfaceDict.NumberOfEntries*sizeof(VOID PTR_T);
pTable=(VOID PTR_T *)OS_ALLOC(Size);
if (pTable==NULL) goto End;
if (!ReadProcessMemory(hProcess,RpcServer.InterfaceDict.pArray,pTable,Size,NULL)) goto End;
for (i=0; i<RpcServer.InterfaceDict.NumberOfEntries; i++)
{
if (!ReadProcessMemory(hProcess,pTable[i],&RpcInterface,sizeof(RpcInterface),NULL)) goto End;
//if match interface --> OK
if (memcmp(&RpcInterface.RpcServerInterface.InterfaceId,pIf,sizeof(pRpcServerInterface->InterfaceId)) == 0)
{
pRpcInterface=pTable[i];
break;
}
}
End:
if (pTable!=NULL) OS_FREE(pTable);
return(pRpcInterface);
}
//------------------------------------------------------------------------------
BOOL __fastcall RpcCoreEnumProcessAuthInfo(void* pRpcCoreCtxt,DWORD Pid,RpcCoreEnumProcessAuthInfoCallbackFn_T RpcCoreEnumProcessAuthInfoCallbackFn,void* pCallbackCtxt)
{
RPC_SERVER_T RpcServer;
UINT i;
UINT j;
DWORD Size;
RPC_AUTH_INFO_T RpcAuth;
RpcAuthInfo_T RpcAuthInfo;
ULONG PackagesCount;
VOID PTR_T pRpcServer = NULL;
HANDLE hProcess = NULL;
VOID PTR_T * pTable = NULL;
PSecPkgInfoW SecurityPackageInfoTbl = NULL;
HKEY hKey = NULL;
BOOL bContinue = TRUE;
BOOL bResult = FALSE;
WCHAR ValueName[RPC_MAX_DLL_NAME_SIZE];
RpcCoreInternalCtxt_T* pRpcCoreInternalCtxt=(RpcCoreInternalCtxt_T*)pRpcCoreCtxt;
ZeroMemory(&RpcAuthInfo,sizeof(RpcAuthInfo_T));
if (RegOpenKeyExW(HKEY_LOCAL_MACHINE,L"SOFTWARE\\Microsoft\\Rpc\\SecurityService",0,KEY_READ,&hKey)!=ERROR_SUCCESS) goto End;
if (EnumerateSecurityPackagesW(&PackagesCount,&SecurityPackageInfoTbl)!=SEC_E_OK) goto End;
hProcess=ProcexpOpenProcess(PROCESS_VM_READ|PROCESS_QUERY_INFORMATION,FALSE,Pid);
if (hProcess==NULL) goto End;
if (!ReadProcessMemory(hProcess,pRpcCoreInternalCtxt->pGlobalRpcServer,&pRpcServer,sizeof(VOID PTR_T), NULL)) goto End;
if (!ReadProcessMemory(hProcess,pRpcServer,&RpcServer,sizeof(RpcServer),NULL)) goto End;
if (RpcServer.AuthenInfoDict.NumberOfEntries > MAX_SIMPLE_DICT_ENTRIES) goto End;
Size=RpcServer.AuthenInfoDict.NumberOfEntries*sizeof(VOID PTR_T);
pTable=(VOID PTR_T *)OS_ALLOC(Size);
if (pTable==NULL) goto End;
if (!ReadProcessMemory(hProcess,RpcServer.AuthenInfoDict.pArray,pTable,Size,NULL)) goto End;
for (i=0; i<RpcServer.AuthenInfoDict.NumberOfEntries; i++)
{
if (!ReadProcessMemory(hProcess,pTable[i],&RpcAuth,sizeof(RPC_AUTH_INFO_T),NULL)) goto End;
ZeroMemory(&RpcAuthInfo,sizeof(RpcAuthInfo_T));
for (j=0;j<PackagesCount;j++)
{
if (SecurityPackageInfoTbl[j].wRPCID==RpcAuth.AuthSvc)
{
if (!ReadProcessMemory(hProcess,RpcAuth.pPrincipalName,RpcAuthInfo.PrincipalName,sizeof(RpcAuthInfo.PrincipalName),NULL)) goto End;
StringCbPrintfW(RpcAuthInfo.Name,sizeof(RpcAuthInfo.Name),L"%s",SecurityPackageInfoTbl[j].Name);
StringCbPrintfW(RpcAuthInfo.Comment,sizeof(RpcAuthInfo.Comment),L"%s",SecurityPackageInfoTbl[j].Comment);
RpcAuthInfo.Capabilities=SecurityPackageInfoTbl[j].fCapabilities;
RpcAuthInfo.Version =SecurityPackageInfoTbl[j].wVersion;
break;
}
}
RpcAuthInfo.AuthSvc = RpcAuth.AuthSvc;
RpcAuthInfo.pGetKeyFn = RpcAuth.pGetKeyFn;
RpcAuthInfo.pArg = RpcAuth.pArg;
//
// get the SSP dll name
//
Size=sizeof(RpcAuthInfo.DllName);
StringCbPrintfW(ValueName,sizeof(ValueName),L"%u",RpcAuthInfo.AuthSvc);
RegQueryValueExW(hKey,ValueName,NULL,NULL,(BYTE*)RpcAuthInfo.DllName,&Size);
//
// Invoke the callback
//
bResult=RpcCoreEnumProcessAuthInfoCallbackFn(Pid,&RpcAuthInfo,pCallbackCtxt,&bContinue);
if (!bResult) goto End;
if (!bContinue) break;
}
bResult=TRUE;
End:
if (hKey!=NULL) RegCloseKey(hKey);
if (pTable!=NULL) OS_FREE(pTable);
if (hProcess!=NULL) CloseHandle(hProcess);
if (SecurityPackageInfoTbl!=NULL) FreeContextBuffer(SecurityPackageInfoTbl);
return (bResult);
}
//------------------------------------------------------------------------------
BOOL WINAPI DllMain(HANDLE hInstDLL,DWORD dwReason,LPVOID lpvReserved)
{
UNREFERENCED_PARAMETER(hInstDLL);
UNREFERENCED_PARAMETER(dwReason);
UNREFERENCED_PARAMETER(lpvReserved);
return (TRUE);
}
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