/*
* COPYRIGHT: See COPYING in the top level directory
- * PROJECT : ReactOS user mode libraries
+ * PROJECT : ReactOS system libraries
* MODULE : kernel32.dll
* FILE : reactos/dll/win32/kernel32/misc/ldr.c
* AUTHOR : Aleksey Bragin <aleksey@reactos.org>
- * Ariadne
*/
#include <k32.h>
typedef struct tagLOADPARMS32 {
LPSTR lpEnvAddress;
LPSTR lpCmdLine;
- LPSTR lpCmdShow;
+ WORD wMagicValue;
+ WORD wCmdShow;
DWORD dwReserved;
} LOADPARMS32;
#define BASEP_GET_MODULE_HANDLE_EX_PARAMETER_VALIDATION_SUCCESS 2
#define BASEP_GET_MODULE_HANDLE_EX_PARAMETER_VALIDATION_CONTINUE 3
+VOID
+NTAPI
+BasepLocateExeLdrEntry(IN PLDR_DATA_TABLE_ENTRY Entry,
+ IN PVOID Context,
+ OUT BOOLEAN *StopEnumeration);
+
/* FUNCTIONS ****************************************************************/
DWORD
UNICODE_STRING ModuleName;
DWORD LastError = GetLastError(); /* GetEnvironmentVariable changes LastError */
+ // FIXME: This function is used only by SearchPathW, and is deprecated and will be deleted ASAP.
+
if ((lpModule != NULL) && (wcslen(lpModule) > 2) && (lpModule[1] == ':'))
{
lpModuleEnd = lpModule + wcslen(lpModule);
{
NTSTATUS Status;
+ /* Disable thread library calls */
Status = LdrDisableThreadCalloutsForDll((PVOID)hLibModule);
+
+ /* If it wasn't success - set last error and return failure */
if (!NT_SUCCESS(Status))
{
BaseSetLastNTError(Status);
return FALSE;
}
+
+ /* Return success */
return TRUE;
}
*/
HINSTANCE
WINAPI
-LoadLibraryA (
- LPCSTR lpLibFileName
- )
+LoadLibraryA(LPCSTR lpLibFileName)
{
- return LoadLibraryExA (lpLibFileName, 0, 0);
-}
+ LPSTR PathBuffer;
+ UINT Len;
+ HINSTANCE Result;
+
+ /* Treat twain_32.dll in a special way (what a surprise...) */
+ if (lpLibFileName && !_strcmpi(lpLibFileName, "twain_32.dll"))
+ {
+ /* Allocate space for the buffer */
+ PathBuffer = RtlAllocateHeap(RtlGetProcessHeap(), 0, MAX_PATH);
+ if (PathBuffer)
+ {
+ /* Get windows dir in this buffer */
+ Len = GetWindowsDirectoryA(PathBuffer, MAX_PATH - 13); /* 13 is sizeof of '\\twain_32.dll' */
+ if (Len && Len < (MAX_PATH - 13))
+ {
+ /* We successfully got windows directory. Concatenate twain_32.dll to it */
+ strncat(PathBuffer, "\\twain_32.dll", 13);
+
+ /* And recursively call ourselves with a new string */
+ Result = LoadLibraryA(PathBuffer);
+
+ /* If it was successful - free memory and return result */
+ if (Result)
+ {
+ RtlFreeHeap(RtlGetProcessHeap(), 0, PathBuffer);
+ return Result;
+ }
+ }
+ /* Free allocated buffer */
+ RtlFreeHeap(RtlGetProcessHeap(), 0, PathBuffer);
+ }
+ }
+
+ /* Call the Ex version of the API */
+ return LoadLibraryExA(lpLibFileName, 0, 0);
+}
/*
* @implemented
*/
HINSTANCE
WINAPI
-LoadLibraryExA(
- LPCSTR lpLibFileName,
- HANDLE hFile,
- DWORD dwFlags)
+LoadLibraryExA(LPCSTR lpLibFileName,
+ HANDLE hFile,
+ DWORD dwFlags)
{
- PUNICODE_STRING FileNameW;
+ PUNICODE_STRING FileNameW;
+ /* Convert file name to unicode */
if (!(FileNameW = Basep8BitStringToStaticUnicodeString(lpLibFileName)))
return NULL;
+ /* And call W version of the API */
return LoadLibraryExW(FileNameW->Buffer, hFile, dwFlags);
}
-
/*
* @implemented
*/
HINSTANCE
WINAPI
-LoadLibraryW (
- LPCWSTR lpLibFileName
- )
+LoadLibraryW(LPCWSTR lpLibFileName)
{
- return LoadLibraryExW (lpLibFileName, 0, 0);
+ /* Call Ex version of the API */
+ return LoadLibraryExW (lpLibFileName, 0, 0);
}
static
NTSTATUS
-LoadLibraryAsDatafile(PWSTR path, LPCWSTR name, HMODULE* hmod)
+BasepLoadLibraryAsDatafile(PWSTR Path, LPCWSTR Name, HMODULE *hModule)
{
- static const WCHAR dotDLL[] = {'.','d','l','l',0};
-
- WCHAR filenameW[MAX_PATH];
+ WCHAR FilenameW[MAX_PATH];
HANDLE hFile = INVALID_HANDLE_VALUE;
- HANDLE mapping;
- HMODULE module;
-
- *hmod = 0;
-
- if (!SearchPathW( path, name, dotDLL, sizeof(filenameW) / sizeof(filenameW[0]),
- filenameW, NULL ))
+ HANDLE hMapping;
+ NTSTATUS Status;
+ PVOID lpBaseAddress = NULL;
+ SIZE_T ViewSize;
+ //PUNICODE_STRING OriginalName;
+ //UNICODE_STRING dotDLL = RTL_CONSTANT_STRING(L".DLL");
+
+ /* Zero out handle value */
+ *hModule = 0;
+
+ DPRINT("BasepLoadLibraryAsDatafile(%S %S %p)\n", Path, Name, hModule);
+
+ /*Status = RtlDosApplyFileIsolationRedirection_Ustr(TRUE,
+ Name,
+ &dotDLL,
+ RedirName,
+ RedirName2,
+ &OriginalName2,
+ NULL,
+ NULL,
+ NULL);*/
+
+ /* Try to search for it */
+ if (!SearchPathW(Path,
+ Name,
+ L".DLL",
+ sizeof(FilenameW) / sizeof(FilenameW[0]),
+ FilenameW,
+ NULL))
{
+ /* Return last status value directly */
return NtCurrentTeb()->LastStatusValue;
}
- hFile = CreateFileW( filenameW, GENERIC_READ, FILE_SHARE_READ,
- NULL, OPEN_EXISTING, 0, 0 );
+ /* Open this file we found */
+ hFile = CreateFileW(FilenameW,
+ GENERIC_READ,
+ FILE_SHARE_READ | FILE_SHARE_DELETE,
+ NULL,
+ OPEN_EXISTING,
+ 0,
+ 0);
+ /* If opening failed - return last status value */
if (hFile == INVALID_HANDLE_VALUE) return NtCurrentTeb()->LastStatusValue;
- mapping = CreateFileMappingW( hFile, NULL, PAGE_READONLY, 0, 0, NULL );
- CloseHandle( hFile );
- if (!mapping) return NtCurrentTeb()->LastStatusValue;
+ /* Create file mapping */
+ hMapping = CreateFileMappingW(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
+
+ /* Close the file handle */
+ CloseHandle(hFile);
+
+ /* If creating file mapping failed - return last status value */
+ if (!hMapping) return NtCurrentTeb()->LastStatusValue;
+
+ /* Map view of section */
+ Status = NtMapViewOfSection(hMapping,
+ NtCurrentProcess(),
+ &lpBaseAddress,
+ 0,
+ 0,
+ 0,
+ &ViewSize,
+ ViewShare,
+ 0,
+ PAGE_READONLY);
- module = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, 0 );
- CloseHandle( mapping );
- if (!module) return NtCurrentTeb()->LastStatusValue;
+ /* Close handle to the section */
+ CloseHandle(hMapping);
- /* make sure it's a valid PE file */
- if (!RtlImageNtHeader(module))
+ /* If mapping view of section failed - return last status value */
+ if (!NT_SUCCESS(Status)) return NtCurrentTeb()->LastStatusValue;
+
+ /* Make sure it's a valid PE file */
+ if (!RtlImageNtHeader(lpBaseAddress))
{
- UnmapViewOfFile( module );
+ /* Unmap the view and return failure status */
+ UnmapViewOfFile(lpBaseAddress);
return STATUS_INVALID_IMAGE_FORMAT;
}
- *hmod = (HMODULE)((char *)module + 1); /* set low bit of handle to indicate datafile module */
+
+ /* Set low bit of handle to indicate datafile module */
+ *hModule = (HMODULE)((ULONG_PTR)lpBaseAddress | 1);
+
+ /* Load alternate resource module */
+ //LdrLoadAlternateResourceModule(*hModule, FilenameW);
+
return STATUS_SUCCESS;
}
-
/*
* @implemented
*/
HINSTANCE
WINAPI
-LoadLibraryExW (
- LPCWSTR lpLibFileName,
- HANDLE hFile,
- DWORD dwFlags
- )
+LoadLibraryExW(LPCWSTR lpLibFileName,
+ HANDLE hFile,
+ DWORD dwFlags)
{
- UNICODE_STRING DllName;
- HINSTANCE hInst;
- NTSTATUS Status;
- PWSTR SearchPath;
+ UNICODE_STRING DllName;
+ HINSTANCE hInst;
+ NTSTATUS Status;
+ PWSTR SearchPath;
ULONG DllCharacteristics = 0;
- BOOL FreeString = FALSE;
-
- (void)hFile;
-
- if ( lpLibFileName == NULL )
- return NULL;
+ BOOL FreeString = FALSE;
/* Check for any flags LdrLoadDll might be interested in */
if (dwFlags & DONT_RESOLVE_DLL_REFERENCES)
DllCharacteristics = IMAGE_FILE_EXECUTABLE_IMAGE;
}
- dwFlags &=
- DONT_RESOLVE_DLL_REFERENCES |
- LOAD_LIBRARY_AS_DATAFILE |
- LOAD_WITH_ALTERED_SEARCH_PATH;
-
- SearchPath = GetDllLoadPath(
- dwFlags & LOAD_WITH_ALTERED_SEARCH_PATH ? lpLibFileName : NULL);
+ /* Build up a unicode dll name from null-terminated string */
+ RtlInitUnicodeString(&DllName, (LPWSTR)lpLibFileName);
- RtlInitUnicodeString(&DllName, (LPWSTR)lpLibFileName);
+ /* Lazy-initialize BasepExeLdrEntry */
+ if (!BasepExeLdrEntry)
+ LdrEnumerateLoadedModules(0, BasepLocateExeLdrEntry, NtCurrentPeb()->ImageBaseAddress);
- if (DllName.Buffer[DllName.Length/sizeof(WCHAR) - 1] == L' ')
- {
- RtlCreateUnicodeString(&DllName, (LPWSTR)lpLibFileName);
- while (DllName.Length > sizeof(WCHAR) &&
- DllName.Buffer[DllName.Length/sizeof(WCHAR) - 1] == L' ')
- {
- DllName.Length -= sizeof(WCHAR);
- }
- DllName.Buffer[DllName.Length/sizeof(WCHAR)] = UNICODE_NULL;
- FreeString = TRUE;
- }
+ /* Check if that module is our exe*/
+ if (BasepExeLdrEntry && !(dwFlags & LOAD_LIBRARY_AS_DATAFILE) &&
+ DllName.Length == BasepExeLdrEntry->FullDllName.Length)
+ {
+ /* Lengths match and it's not a datafile, so perform name comparison */
+ if (RtlEqualUnicodeString(&DllName, &BasepExeLdrEntry->FullDllName, TRUE))
+ {
+ /* That's us! */
+ return BasepExeLdrEntry->DllBase;
+ }
+ }
- if (dwFlags & LOAD_LIBRARY_AS_DATAFILE)
+ /* Check for trailing spaces and remove them if necessary */
+ if (DllName.Buffer[DllName.Length/sizeof(WCHAR) - 1] == L' ')
{
- Status = LdrGetDllHandle(SearchPath, NULL, &DllName, (PVOID*)&hInst);
- if (!NT_SUCCESS(Status))
+ RtlCreateUnicodeString(&DllName, (LPWSTR)lpLibFileName);
+ while (DllName.Length > sizeof(WCHAR) &&
+ DllName.Buffer[DllName.Length/sizeof(WCHAR) - 1] == L' ')
{
- /* The method in load_library_as_datafile allows searching for the
- * 'native' libraries only
- */
- Status = LoadLibraryAsDatafile(SearchPath, DllName.Buffer, &hInst);
- goto done;
+ DllName.Length -= sizeof(WCHAR);
}
+ DllName.Buffer[DllName.Length/sizeof(WCHAR)] = UNICODE_NULL;
+ FreeString = TRUE;
}
- /* HACK!!! FIXME */
- if (InWindows)
+ /* Compute the load path */
+ SearchPath = BasepGetDllPath((dwFlags & LOAD_WITH_ALTERED_SEARCH_PATH) ? (LPWSTR)lpLibFileName : NULL,
+ NULL);
+
+ if (!SearchPath)
{
- /* Call the API Properly */
- Status = LdrLoadDll(SearchPath,
- &DllCharacteristics,
- &DllName,
- (PVOID*)&hInst);
+ /* Getting DLL path failed, so set last error, free mem and return */
+ BaseSetLastNTError(STATUS_NO_MEMORY);
+ if (FreeString) RtlFreeUnicodeString(&DllName);
+ return NULL;
}
- else
+
+ _SEH2_TRY
{
- /* Call the ROS API. NOTE: Don't fix this, I have a patch to merge later. */
- Status = LdrLoadDll(SearchPath, &dwFlags, &DllName, (PVOID*)&hInst);
+ if (dwFlags & LOAD_LIBRARY_AS_DATAFILE)
+ {
+ /* If the image is loaded as a datafile, try to get its handle */
+ Status = LdrGetDllHandle(SearchPath, NULL, &DllName, (PVOID*)&hInst);
+ if (!NT_SUCCESS(Status))
+ {
+ /* It's not loaded yet - so load it up */
+ Status = BasepLoadLibraryAsDatafile(SearchPath, DllName.Buffer, &hInst);
+ _SEH2_YIELD(goto done;)
+ }
+ }
+
+ /* HACK!!! FIXME */
+ if (InWindows)
+ {
+ /* Call the API Properly */
+ Status = LdrLoadDll(SearchPath,
+ &DllCharacteristics,
+ &DllName,
+ (PVOID*)&hInst);
+ }
+ else
+ {
+ /* Call the ROS API. NOTE: Don't fix this, I have a patch to merge later. */
+ Status = LdrLoadDll(SearchPath, &dwFlags, &DllName, (PVOID*)&hInst);
+ }
}
+ _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
+ {
+ Status = _SEH2_GetExceptionCode();
+ } _SEH2_END
+
done:
- RtlFreeHeap(RtlGetProcessHeap(), 0, SearchPath);
- if (FreeString)
- RtlFreeUnicodeString(&DllName);
- if ( !NT_SUCCESS(Status))
- {
- SetLastErrorByStatus (Status);
- return NULL;
- }
+ /* Free SearchPath buffer */
+ RtlFreeHeap(RtlGetProcessHeap(), 0, SearchPath);
+
+ /* Free DllName string if it was dynamically allocated */
+ if (FreeString) RtlFreeUnicodeString(&DllName);
+
+ /* Set last error in failure case */
+ if (!NT_SUCCESS(Status))
+ {
+ BaseSetLastNTError(Status);
+ return NULL;
+ }
- return hInst;
+ /* Return loaded module handle */
+ return hInst;
}
*/
FARPROC
WINAPI
-GetProcAddress( HMODULE hModule, LPCSTR lpProcName )
+GetProcAddress(HMODULE hModule, LPCSTR lpProcName)
{
- ANSI_STRING ProcedureName;
- FARPROC fnExp = NULL;
- NTSTATUS Status;
+ ANSI_STRING ProcedureName, *ProcNamePtr = NULL;
+ FARPROC fnExp = NULL;
+ NTSTATUS Status;
+ PVOID hMapped;
+ ULONG Ordinal = 0;
- if (!hModule)
- {
- SetLastError(ERROR_PROC_NOT_FOUND);
- return NULL;
- }
+ if (HIWORD(lpProcName) != 0)
+ {
+ /* Look up by name */
+ RtlInitAnsiString(&ProcedureName, (LPSTR)lpProcName);
+ ProcNamePtr = &ProcedureName;
+ }
+ else
+ {
+ /* Look up by ordinal */
+ Ordinal = (ULONG)lpProcName;
+ }
- if (HIWORD(lpProcName) != 0)
- {
- RtlInitAnsiString (&ProcedureName,
- (LPSTR)lpProcName);
- Status = LdrGetProcedureAddress ((PVOID)hModule,
- &ProcedureName,
- 0,
- (PVOID*)&fnExp);
- }
- else
- {
- Status = LdrGetProcedureAddress ((PVOID)hModule,
- NULL,
- (ULONG)lpProcName,
- (PVOID*)&fnExp);
- }
+ /* Map provided handle */
+ hMapped = BasepMapModuleHandle(hModule, FALSE);
- if (!NT_SUCCESS(Status))
- {
- SetLastErrorByStatus(Status);
- fnExp = NULL;
- }
+ /* Get the proc address */
+ Status = LdrGetProcedureAddress(hMapped,
+ ProcNamePtr,
+ Ordinal,
+ (PVOID*)&fnExp);
+
+ if (!NT_SUCCESS(Status))
+ {
+ BaseSetLastNTError(Status);
+ return NULL;
+ }
- return fnExp;
+ /* Check for a special case when returned pointer is
+ the same as iamge's base address */
+ if (fnExp == hMapped)
+ {
+ /* Set correct error code */
+ if (HIWORD(lpProcName) != 0)
+ BaseSetLastNTError(STATUS_ENTRYPOINT_NOT_FOUND);
+ else
+ BaseSetLastNTError(STATUS_ORDINAL_NOT_FOUND);
+
+ return NULL;
+ }
+
+ /* All good, return procedure pointer */
+ return fnExp;
}
*/
DWORD
WINAPI
-LoadModule (
- LPCSTR lpModuleName,
- LPVOID lpParameterBlock
- )
+LoadModule(LPCSTR lpModuleName,
+ LPVOID lpParameterBlock)
{
- STARTUPINFOA StartupInfo;
- PROCESS_INFORMATION ProcessInformation;
- LOADPARMS32 *LoadParams;
- char FileName[MAX_PATH];
- char *CommandLine, *t;
- BYTE Length;
-
- LoadParams = (LOADPARMS32*)lpParameterBlock;
- if(!lpModuleName || !LoadParams || (((WORD*)LoadParams->lpCmdShow)[0] != 2))
- {
- /* windows doesn't check parameters, we do */
- SetLastError(ERROR_INVALID_PARAMETER);
- return 0;
- }
-
- if(!SearchPathA(NULL, lpModuleName, ".exe", MAX_PATH, FileName, NULL) &&
- !SearchPathA(NULL, lpModuleName, NULL, MAX_PATH, FileName, NULL))
- {
- return ERROR_FILE_NOT_FOUND;
- }
-
- Length = (BYTE)LoadParams->lpCmdLine[0];
- if(!(CommandLine = RtlAllocateHeap(RtlGetProcessHeap(), HEAP_ZERO_MEMORY,
- strlen(lpModuleName) + Length + 2)))
- {
- SetLastError(ERROR_NOT_ENOUGH_MEMORY);
- return 0;
- }
-
- /* Create command line string */
- strcpy(CommandLine, lpModuleName);
- t = CommandLine + strlen(CommandLine);
- *(t++) = ' ';
- memcpy(t, LoadParams->lpCmdLine + 1, Length);
-
- /* Build StartupInfo */
- RtlZeroMemory(&StartupInfo, sizeof(STARTUPINFOA));
- StartupInfo.cb = sizeof(STARTUPINFOA);
- StartupInfo.dwFlags = STARTF_USESHOWWINDOW;
- StartupInfo.wShowWindow = ((WORD*)LoadParams->lpCmdShow)[1];
-
- if(!CreateProcessA(FileName, CommandLine, NULL, NULL, FALSE, 0, LoadParams->lpEnvAddress,
- NULL, &StartupInfo, &ProcessInformation))
- {
- DWORD Error;
-
- RtlFreeHeap(RtlGetProcessHeap(), 0, CommandLine);
- /* return the right value */
- Error = GetLastError();
- switch(Error)
- {
- case ERROR_BAD_EXE_FORMAT:
- {
- return ERROR_BAD_FORMAT;
- }
- case ERROR_FILE_NOT_FOUND:
- case ERROR_PATH_NOT_FOUND:
- {
- return Error;
- }
+ STARTUPINFOA StartupInfo;
+ PROCESS_INFORMATION ProcessInformation;
+ LOADPARMS32 *LoadParams;
+ char FileName[MAX_PATH];
+ LPSTR CommandLine;
+ DWORD Length, Error;
+ BOOL ProcessStatus;
+ ANSI_STRING AnsiStr;
+ UNICODE_STRING UnicStr;
+ RTL_PATH_TYPE PathType;
+ HANDLE Handle;
+
+ LoadParams = (LOADPARMS32*)lpParameterBlock;
+
+ /* Check load parameters */
+ if (LoadParams->dwReserved || LoadParams->wMagicValue != 2)
+ {
+ /* Fail with invalid param error */
+ BaseSetLastNTError(STATUS_INVALID_PARAMETER);
+ return 0;
}
- return 0;
- }
- RtlFreeHeap(RtlGetProcessHeap(), 0, CommandLine);
+ /* Search path */
+ Length = SearchPathA(NULL, lpModuleName, ".exe", MAX_PATH, FileName, NULL);
+
+ /* Check if path was found */
+ if (Length && Length < MAX_PATH)
+ {
+ /* Build StartupInfo */
+ RtlZeroMemory(&StartupInfo, sizeof(StartupInfo));
+
+ StartupInfo.cb = sizeof(STARTUPINFOA);
+ StartupInfo.dwFlags = STARTF_USESHOWWINDOW;
+ StartupInfo.wShowWindow = LoadParams->wCmdShow;
+
+ /* Allocate command line buffer */
+ CommandLine = RtlAllocateHeap(RtlGetProcessHeap(),
+ HEAP_ZERO_MEMORY,
+ (ULONG)LoadParams->lpCmdLine[0] + Length + 2);
+
+ /* Put module name there, then a space, and then copy provided command line,
+ and null-terminate it */
+ RtlCopyMemory(CommandLine, FileName, Length);
+ CommandLine[Length] = ' ';
+ RtlCopyMemory(&CommandLine[Length + 1], &LoadParams->lpCmdLine[1], (ULONG)LoadParams->lpCmdLine[0]);
+ CommandLine[Length + 1 + (ULONG)LoadParams->lpCmdLine[0]] = 0;
+
+ /* Create the process */
+ ProcessStatus = CreateProcessA(FileName,
+ CommandLine,
+ NULL,
+ NULL,
+ FALSE,
+ 0,
+ LoadParams->lpEnvAddress,
+ NULL,
+ &StartupInfo,
+ &ProcessInformation);
+
+ /* Free the command line buffer */
+ RtlFreeHeap(RtlGetProcessHeap(), 0, CommandLine);
+
+ if (!ProcessStatus)
+ {
+ /* Creating process failed, return right error code */
+ Error = GetLastError();
+ switch(Error)
+ {
+ case ERROR_BAD_EXE_FORMAT:
+ return ERROR_BAD_FORMAT;
+
+ case ERROR_FILE_NOT_FOUND:
+ case ERROR_PATH_NOT_FOUND:
+ return Error;
+ }
+
+ /* Return 0 otherwise */
+ return 0;
+ }
+
+ /* Wait up to 30 seconds for the process to become idle */
+ if (lpfnGlobalRegisterWaitForInputIdle)
+ {
+ lpfnGlobalRegisterWaitForInputIdle(ProcessInformation.hProcess, 30000);
+ }
+
+ /* Close handles */
+ NtClose(ProcessInformation.hThread);
+ NtClose(ProcessInformation.hProcess);
- /* Wait up to 15 seconds for the process to become idle */
- if (NULL != lpfnGlobalRegisterWaitForInputIdle)
- {
- lpfnGlobalRegisterWaitForInputIdle(ProcessInformation.hProcess, 15000);
- }
+ /* Return magic success value (33) */
+ return 33;
+ }
+
+ /* The path was not found, create an ansi string from
+ the module name and convert it to unicode */
+ RtlInitAnsiString(&AnsiStr, lpModuleName);
+ if (!NT_SUCCESS(RtlAnsiStringToUnicodeString(&UnicStr,&AnsiStr,TRUE)))
+ return ERROR_FILE_NOT_FOUND;
+
+ /* Determine path type */
+ PathType = RtlDetermineDosPathNameType_U(UnicStr.Buffer);
+
+ /* Free the unicode module name */
+ RtlFreeUnicodeString(&UnicStr);
- NtClose(ProcessInformation.hThread);
- NtClose(ProcessInformation.hProcess);
+ /* If it's a relative path, return file not found */
+ if (PathType == RtlPathTypeRelative)
+ return ERROR_FILE_NOT_FOUND;
+
+ /* If not, try to open it */
+ Handle = CreateFile(lpModuleName,
+ GENERIC_READ,
+ FILE_SHARE_READ | FILE_SHARE_WRITE,
+ NULL,
+ OPEN_EXISTING,
+ FILE_ATTRIBUTE_NORMAL,
+ NULL);
+
+ if (Handle != INVALID_HANDLE_VALUE)
+ {
+ /* Opening file succeeded for some reason, close the handle and return file not found anyway */
+ CloseHandle(Handle);
+ return ERROR_FILE_NOT_FOUND;
+ }
- return 33;
+ /* Return last error which CreateFile set during an attempt to open it */
+ return GetLastError();
}
/* EOF */