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- Updated regsvr32 to latest version by ShadowFlare.

svn path=/trunk/; revision=8265
This commit is contained in:
Filip Navara 2004-02-19 19:26:52 +00:00
parent bb25722258
commit e4340278d7
2 changed files with 947 additions and 954 deletions
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967
reactos/apps/utils/regsvr32/regsvr32.c
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@ -1,487 +1,480 @@
/*
* ReactOS regsvr32
* Copyright (C) 2004 ReactOS Team
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS regsvr32.exe
* FILE: apps/utils/regsvr32/regsvr32.c
* PURPOSE: Register a COM component in the registry
* PROGRAMMER: ShadowFlare (blakflare@hotmail.com)
*/
#define WIN32_LEAN_AND_MEAN
// Both UNICODE and _UNICODE must be either defined or undefined
// because some headers use UNICODE and others use _UNICODE
#ifdef UNICODE
#ifndef _UNICODE
#define _UNICODE
#endif
#else
#ifdef _UNICODE
#define UNICODE
#endif
#endif
#include <windows.h>
#include <ole2.h>
#include <stdio.h>
#include <string.h>
#include <malloc.h>
#include <tchar.h>
typedef HRESULT (WINAPI *DLLREGISTER)(void);
typedef HRESULT (WINAPI *DLLINSTALL)(BOOL bInstall, LPWSTR lpwCmdLine);
#define EXITCODE_SUCCESS 0
#define EXITCODE_PARAMERROR 1
#define EXITCODE_LOADERROR 3
#define EXITCODE_NOENTRY 4
#define EXITCODE_FAILURE 5
LPCSTR szDllRegister = "DllRegisterServer";
LPCSTR szDllUnregister = "DllUnregisterServer";
LPCSTR szDllInstall = "DllInstall";
#ifdef UNICODE
LPCWSTR tszDllRegister = L"DllRegisterServer";
LPCWSTR tszDllUnregister = L"DllUnregisterServer";
LPCWSTR tszDllInstall = L"DllInstall";
#else
#define tszDllRegister szDllRegister
#define tszDllUnregister szDllUnregister
#define tszDllInstall szDllInstall
#endif
LPCTSTR ModuleTitle = _T("RegSvr32");
LPCTSTR UsageMessage =
_T("%s\n\n")
_T("Usage: regsvr32 [/u] [/s] [/c] [/n] [/i[:cmdline]] dllname\n")
_T("/u - Unregister server\n")
_T("/s - Silent; display no message boxes\n")
_T("/c - Console output\n")
_T("/i - Call DllInstall passing it an optional [cmdline]; when used with /u calls dll uninstall\n")
_T("/n - Do not call DllRegisterServer; this option must be used with /i");
LPCTSTR NoDllSpecified = _T("No DLL name specified.");
LPCTSTR InvalidFlag = _T("Unrecognized flag: %s");
LPCTSTR SwitchN_NoI = _T("Unrecognized flag: /n must be used with the /i switch");
LPCTSTR DllNotLoaded =
_T("LoadLibrary(\"%s\") failed.\n")
_T("GetLastError returns 0x%08x.");
LPCTSTR MissingEntry =
_T("%s was loaded, but the %s entry point was not found.\n\n")
_T("%s may not be exported, or a corrupt version of %s may be in memory. Consider using PView to detect and remove it.");
LPCTSTR FailureMessage =
_T("%s in %s failed.\n")
_T("Return code was: 0x%08x");
LPCTSTR SuccessMessage = _T("%s in %s succeeded.");
// The macro CommandLineToArgv maps to a function that converts
// a command-line string to argc and argv similar to the ones
// in the standard main function. If this code is compiled for
// unicode, the build-in Windows API function is used, otherwise
// a non-unicode non-API version is used for compatibility with
// Windows versions that have no unicode support.
#ifdef UNICODE
#define CommandLineToArgv CommandLineToArgvW
#include <shellapi.h>
#else
#define CommandLineToArgv CommandLineToArgvT
LPTSTR *WINAPI CommandLineToArgvT(LPCTSTR lpCmdLine, int *lpArgc)
{
HGLOBAL hargv;
LPTSTR *argv, lpSrc, lpDest, lpArg;
int argc, nBSlash;
BOOL bInQuotes;
// If null was passed in for lpCmdLine, there are no arguments
if (!lpCmdLine) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = (LPTSTR)lpCmdLine;
// Skip spaces at beginning
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
// If command-line starts with null, there are no arguments
if (*lpSrc == 0) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpArg = lpSrc;
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
// Count the number of arguments
while (1) {
if (*lpSrc == 0 || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
argc++;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
if (*lpSrc == 0)
break;
nBSlash = 0;
continue;
}
else if (*lpSrc == _T('\\')) {
// Count consecutive backslashes
nBSlash++;
}
else if (*lpSrc == _T('\"') && !(nBSlash & 1)) {
// Open or close quotes
bInQuotes = !bInQuotes;
nBSlash = 0;
}
else {
// Some other character
nBSlash = 0;
}
lpSrc++;
}
// Allocate space the same way as CommandLineToArgvW for compatibility
hargv = GlobalAlloc(0, argc * sizeof(LPTSTR) + (_tcslen(lpArg) + 1) * sizeof(TCHAR));
argv = (LPTSTR *)GlobalLock(hargv);
if (!argv) {
// Memory allocation failed
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = lpArg;
lpDest = lpArg = (LPTSTR)(argv + argc);
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
// Fill the argument array
while (1) {
if (*lpSrc == 0 || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
// Null-terminate argument
*lpDest++ = 0;
argv[argc++] = lpArg;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
if (*lpSrc == 0)
break;
lpArg = lpDest;
nBSlash = 0;
continue;
}
else if (*lpSrc == _T('\\')) {
*lpDest++ = _T('\\');
lpSrc++;
// Count consecutive backslashes
nBSlash++;
}
else if (*lpSrc == _T('\"')) {
if (!(nBSlash & 1)) {
// If an even number of backslashes are before the quotes,
// the quotes don't go in the output
lpDest -= nBSlash / 2;
bInQuotes = !bInQuotes;
}
else {
// If an odd number of backslashes are before the quotes,
// output a quote
lpDest -= (nBSlash + 1) / 2;
*lpDest++ = _T('\"');
}
lpSrc++;
nBSlash = 0;
}
else {
// Copy other characters
*lpDest++ = *lpSrc++;
nBSlash = 0;
}
}
if (lpArgc)
*lpArgc = argc;
return argv;
}
#endif
// The macro ConvertToWideChar takes a tstring parameter and returns
// a pointer to a unicode string. A conversion is performed if
// neccessary. FreeConvertedWideChar string should be used on the
// return value of ConvertToWideChar when the string is no longer
// needed. The original string or the string that is returned
// should not be modified until FreeConvertedWideChar has been called.
#ifdef UNICODE
#define ConvertToWideChar(lptString) (lptString)
#define FreeConvertedWideChar(lpwString)
#else
LPWSTR ConvertToWideChar(LPCSTR lpString)
{
LPWSTR lpwString;
size_t nStrLen;
nStrLen = strlen(lpString) + 1;
lpwString = (LPWSTR)malloc(nStrLen * sizeof(WCHAR));
MultiByteToWideChar(0,0,lpString,nStrLen,lpwString,nStrLen);
return lpwString;
}
#define FreeConvertedWideChar(lpwString) free(lpwString)
#endif
int WINAPI WinMain(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLineA,
int nCmdShow
)
{
int argc;
LPTSTR *argv;
LPTSTR lptDllName,lptDllCmdLine,lptMsgBuffer;
LPCTSTR lptFuncName;
LPCSTR lpFuncName;
LPWSTR lpwDllCmdLine;
BOOL bUnregister,bSilent,bConsole,bInstall,bNoRegister;
UINT nDllCount;
HMODULE hDll;
DLLREGISTER fnDllRegister;
DLLINSTALL fnDllInstall;
HRESULT hResult;
DWORD dwErr;
int nRetValue,i;
// Get command-line in argc-argv format
argv = CommandLineToArgv(GetCommandLine(),&argc);
// Initialize variables
lptFuncName = 0;
lptDllCmdLine = 0;
nDllCount = 0;
bUnregister = FALSE;
bSilent = FALSE;
bConsole = FALSE;
bInstall = FALSE;
bNoRegister = FALSE;
// Find all arguments starting with a slash (/)
for (i = 1; i < argc; i++) {
if (*argv[i] == _T('/')) {
switch (argv[i][1]) {
case _T('u'):
case _T('U'):
bUnregister = TRUE;
break;
case _T('s'):
case _T('S'):
bSilent = TRUE;
break;
case _T('c'):
case _T('C'):
bConsole = TRUE;
break;
case _T('i'):
case _T('I'):
bInstall = TRUE;
if (argv[i][2] == _T(':'))
lptDllCmdLine = argv[i]+3;
else
lptDllCmdLine = _T("");
break;
case _T('n'):
case _T('N'):
bNoRegister = TRUE;
break;
default:
if (!lptFuncName)
lptFuncName = argv[i];
}
}
else {
nDllCount++;
}
}
// An unrecognized flag was used, display a message and show available options
if (lptFuncName) {
if (!bSilent) {
lptMsgBuffer = (LPTSTR)malloc((_tcslen(UsageMessage) - 2 + _tcslen(InvalidFlag) - 2 + _tcslen(lptFuncName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer + (_tcslen(UsageMessage) - 2),InvalidFlag,lptFuncName);
_stprintf(lptMsgBuffer,UsageMessage,lptMsgBuffer + (_tcslen(UsageMessage) - 2));
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
}
GlobalFree(argv);
return EXITCODE_PARAMERROR;
}
// /n was used without /i, display a message and show available options
if (bNoRegister && (!bInstall)) {
if (!bSilent) {
lptMsgBuffer = (LPTSTR)malloc((_tcslen(UsageMessage) - 2 + _tcslen(SwitchN_NoI) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,UsageMessage,SwitchN_NoI);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
}
GlobalFree(argv);
return EXITCODE_PARAMERROR;
}
// No dll was specified, display a message and show available options
if (nDllCount == 0) {
if (!bSilent) {
lptMsgBuffer = (LPTSTR)malloc((_tcslen(UsageMessage) - 2 + _tcslen(NoDllSpecified) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,UsageMessage,NoDllSpecified);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
}
GlobalFree(argv);
return EXITCODE_PARAMERROR;
}
nRetValue = EXITCODE_SUCCESS;
if (!bUnregister) {
lpFuncName = szDllRegister;
lptFuncName = tszDllRegister;
}
else {
lpFuncName = szDllUnregister;
lptFuncName = tszDllUnregister;
}
if (lptDllCmdLine)
lpwDllCmdLine = ConvertToWideChar(lptDllCmdLine);
else
lpwDllCmdLine = 0;
// Initialize OLE32 before attempting to register the
// dll. Some dll's require this to register properly
OleInitialize(0);
// (Un)register every dll whose filename was passed in the command-line string
for (i = 1; i < argc; i++) {
// Arguments that do not start with a slash (/) are filenames
if (*argv[i] != _T('/')) {
lptDllName = argv[i];
// Everything is all setup, so load the dll now
hDll = LoadLibrary(lptDllName);
if (hDll) {
if (!bNoRegister) {
// Get the address of DllRegisterServer or DllUnregisterServer
fnDllRegister = (DLLREGISTER)GetProcAddress(hDll,lpFuncName);
if (fnDllRegister) {
// If the function exists, call it
hResult = fnDllRegister();
if (!bSilent) {
if (hResult == S_OK) {
// (Un)register succeeded, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(SuccessMessage) - 4 + _tcslen(lptFuncName) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,SuccessMessage,lptFuncName,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONINFORMATION);
}
else {
// (Un)register failed, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(FailureMessage) + _tcslen(lptFuncName) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,FailureMessage,lptFuncName,lptDllName,hResult);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
}
free(lptMsgBuffer);
}
if (hResult != S_OK)
nRetValue = EXITCODE_FAILURE;
}
else {
FreeLibrary(hDll);
if (!bSilent) {
// Dll(Un)register was not found, display an error message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(MissingEntry) - 8 + _tcslen(lptFuncName) * 2 + _tcslen(lptDllName) * 2 + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,MissingEntry,lptDllName,lptFuncName,lptFuncName,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
}
nRetValue = EXITCODE_NOENTRY;
}
}
if (bInstall) {
// Get the address of DllInstall
fnDllInstall = (DLLINSTALL)GetProcAddress(hDll,szDllInstall);
if (fnDllInstall) {
// If the function exists, call it
if (!bUnregister)
hResult = fnDllInstall(1,lpwDllCmdLine);
else
hResult = fnDllInstall(0,lpwDllCmdLine);
if (!bSilent) {
if (hResult == S_OK) {
// (Un)install succeeded, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(SuccessMessage) - 4 + _tcslen(tszDllInstall) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,SuccessMessage,tszDllInstall,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONINFORMATION);
}
else {
// (Un)install failed, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(FailureMessage) + _tcslen(tszDllInstall) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,FailureMessage,tszDllInstall,lptDllName,hResult);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
}
free(lptMsgBuffer);
}
if (hResult != S_OK)
nRetValue = EXITCODE_FAILURE;
}
else {
FreeLibrary(hDll);
if (!bSilent) {
// DllInstall was not found, display an error message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(MissingEntry) - 8 + _tcslen(tszDllInstall) * 2 + _tcslen(lptDllName) * 2 + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,MissingEntry,lptDllName,tszDllInstall,tszDllInstall,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
}
nRetValue = EXITCODE_NOENTRY;
}
}
// The dll function has finished executing, so unload it
FreeLibrary(hDll);
}
else {
if (!bSilent) {
// The dll could not be loaded; display an error message
dwErr = GetLastError();
lptMsgBuffer = (LPTSTR)malloc((_tcslen(DllNotLoaded) + 2 + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,DllNotLoaded,lptDllName,dwErr);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
}
nRetValue = EXITCODE_LOADERROR;
}
}
}
if (lpwDllCmdLine)
FreeConvertedWideChar(lpwDllCmdLine);
GlobalFree(argv);
OleUninitialize();
return nRetValue;
}
/*
* ReactOS regsvr32
* Copyright (C) 2004 ReactOS Team
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS regsvr32.exe
* FILE: apps/utils/regsvr32/regsvr32.c
* PURPOSE: Register a COM component in the registry
* PROGRAMMER: ShadowFlare (blakflare@hotmail.com)
*/
#define WIN32_LEAN_AND_MEAN
// Both UNICODE and _UNICODE must be either defined or undefined
// because some headers use UNICODE and others use _UNICODE
#ifdef UNICODE
#ifndef _UNICODE
#define _UNICODE
#endif
#else
#ifdef _UNICODE
#define UNICODE
#endif
#endif
#include <windows.h>
#include <ole2.h>
#include <stdio.h>
#include <string.h>
#include <malloc.h>
#include <tchar.h>
typedef HRESULT (WINAPI *DLLREGISTER)(void);
typedef HRESULT (WINAPI *DLLINSTALL)(BOOL bInstall, LPWSTR lpwCmdLine);
#define EXITCODE_SUCCESS 0
#define EXITCODE_PARAMERROR 1
#define EXITCODE_LOADERROR 3
#define EXITCODE_NOENTRY 4
#define EXITCODE_FAILURE 5
LPCSTR szDllRegister = "DllRegisterServer";
LPCSTR szDllUnregister = "DllUnregisterServer";
LPCSTR szDllInstall = "DllInstall";
#ifdef UNICODE
LPCWSTR tszDllRegister = L"DllRegisterServer";
LPCWSTR tszDllUnregister = L"DllUnregisterServer";
LPCWSTR tszDllInstall = L"DllInstall";
#else
#define tszDllRegister szDllRegister
#define tszDllUnregister szDllUnregister
#define tszDllInstall szDllInstall
#endif
LPCTSTR ModuleTitle = _T("RegSvr32");
LPCTSTR UsageMessage =
_T("%s\n\n")
_T("Usage: regsvr32 [/u] [/s] [/c] [/n] [/i[:cmdline]] dllname\n")
_T("/u - Unregister server\n")
_T("/s - Silent; display no message boxes\n")
_T("/c - Console output\n")
_T("/i - Call DllInstall passing it an optional [cmdline]; when used with /u calls dll uninstall\n")
_T("/n - Do not call DllRegisterServer; this option must be used with /i");
LPCTSTR NoDllSpecified = _T("No DLL name specified.");
LPCTSTR InvalidFlag = _T("Unrecognized flag: %s");
LPCTSTR SwitchN_NoI = _T("Unrecognized flag: /n must be used with the /i switch");
LPCTSTR DllNotLoaded =
_T("LoadLibrary(\"%s\") failed.\n")
_T("GetLastError returns 0x%08x.");
LPCTSTR MissingEntry =
_T("%s was loaded, but the %s entry point was not found.\n\n")
_T("%s may not be exported, or a corrupt version of %s may be in memory. Consider using PView to detect and remove it.");
LPCTSTR FailureMessage =
_T("%s in %s failed.\n")
_T("Return code was: 0x%08x");
LPCTSTR SuccessMessage = _T("%s in %s succeeded.");
// The macro CommandLineToArgv maps to a function that converts
// a command-line string to argc and argv similar to the ones
// in the standard main function. If this code is compiled for
// unicode, the build-in Windows API function is used, otherwise
// a non-unicode non-API version is used for compatibility with
// Windows versions that have no unicode support.
#ifdef UNICODE
#define CommandLineToArgv CommandLineToArgvW
#include <shellapi.h>
#else
#define CommandLineToArgv CommandLineToArgvT
LPTSTR *WINAPI CommandLineToArgvT(LPCTSTR lpCmdLine, int *lpArgc)
{
HGLOBAL hargv;
LPTSTR *argv, lpSrc, lpDest, lpArg;
int argc, nBSlash;
BOOL bInQuotes;
// If null was passed in for lpCmdLine, there are no arguments
if (!lpCmdLine) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = (LPTSTR)lpCmdLine;
// Skip spaces at beginning
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
// If command-line starts with null, there are no arguments
if (*lpSrc == 0) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpArg = lpSrc;
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
// Count the number of arguments
while (1) {
if (*lpSrc == 0 || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
argc++;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
if (*lpSrc == 0)
break;
nBSlash = 0;
continue;
}
else if (*lpSrc == _T('\\')) {
// Count consecutive backslashes
nBSlash++;
}
else if (*lpSrc == _T('\"') && !(nBSlash & 1)) {
// Open or close quotes
bInQuotes = !bInQuotes;
nBSlash = 0;
}
else {
// Some other character
nBSlash = 0;
}
lpSrc++;
}
// Allocate space the same way as CommandLineToArgvW for compatibility
hargv = GlobalAlloc(0, argc * sizeof(LPTSTR) + (_tcslen(lpArg) + 1) * sizeof(TCHAR));
argv = (LPTSTR *)GlobalLock(hargv);
if (!argv) {
// Memory allocation failed
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = lpArg;
lpDest = lpArg = (LPTSTR)(argv + argc);
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
// Fill the argument array
while (1) {
if (*lpSrc == 0 || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
// Null-terminate argument
*lpDest++ = 0;
argv[argc++] = lpArg;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
if (*lpSrc == 0)
break;
lpArg = lpDest;
nBSlash = 0;
continue;
}
else if (*lpSrc == _T('\\')) {
*lpDest++ = _T('\\');
lpSrc++;
// Count consecutive backslashes
nBSlash++;
}
else if (*lpSrc == _T('\"')) {
if (!(nBSlash & 1)) {
// If an even number of backslashes are before the quotes,
// the quotes don't go in the output
lpDest -= nBSlash / 2;
bInQuotes = !bInQuotes;
}
else {
// If an odd number of backslashes are before the quotes,
// output a quote
lpDest -= (nBSlash + 1) / 2;
*lpDest++ = _T('\"');
}
lpSrc++;
nBSlash = 0;
}
else {
// Copy other characters
*lpDest++ = *lpSrc++;
nBSlash = 0;
}
}
if (lpArgc)
*lpArgc = argc;
return argv;
}
#endif
// The macro ConvertToWideChar takes a tstring parameter and returns
// a pointer to a unicode string. A conversion is performed if
// neccessary. FreeConvertedWideChar string should be used on the
// return value of ConvertToWideChar when the string is no longer
// needed. The original string or the string that is returned
// should not be modified until FreeConvertedWideChar has been called.
#ifdef UNICODE
#define ConvertToWideChar(lptString) (lptString)
#define FreeConvertedWideChar(lpwString)
#else
LPWSTR ConvertToWideChar(LPCSTR lpString)
{
LPWSTR lpwString;
size_t nStrLen;
nStrLen = strlen(lpString) + 1;
lpwString = (LPWSTR)malloc(nStrLen * sizeof(WCHAR));
MultiByteToWideChar(0,0,lpString,nStrLen,lpwString,nStrLen);
return lpwString;
}
#define FreeConvertedWideChar(lpwString) free(lpwString)
#endif
void DisplayMessage(BOOL bConsole, BOOL bSilent, LPCTSTR lpMessage, LPCTSTR lpTitle, UINT uType)
{
if (!bSilent)
MessageBox(0,lpMessage,lpTitle,uType);
if (bConsole)
_tprintf(_T("%s: %s\n\n"),lpTitle,lpMessage);
}
int WINAPI WinMain(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLineA,
int nCmdShow
)
{
int argc;
LPTSTR *argv;
LPTSTR lptDllName,lptDllCmdLine,lptMsgBuffer;
LPCTSTR lptFuncName;
LPCSTR lpFuncName;
LPWSTR lpwDllCmdLine;
BOOL bUnregister,bSilent,bConsole,bInstall,bNoRegister;
UINT nDllCount;
HMODULE hDll;
DLLREGISTER fnDllRegister;
DLLINSTALL fnDllInstall;
HRESULT hResult;
DWORD dwErr;
int nRetValue,i;
// Get command-line in argc-argv format
argv = CommandLineToArgv(GetCommandLine(),&argc);
// Initialize variables
lptFuncName = 0;
lptDllCmdLine = 0;
nDllCount = 0;
bUnregister = FALSE;
bSilent = FALSE;
bConsole = FALSE;
bInstall = FALSE;
bNoRegister = FALSE;
// Find all arguments starting with a slash (/)
for (i = 1; i < argc; i++) {
if (*argv[i] == _T('/')) {
switch (argv[i][1]) {
case _T('u'):
case _T('U'):
bUnregister = TRUE;
break;
case _T('s'):
case _T('S'):
bSilent = TRUE;
break;
case _T('c'):
case _T('C'):
bConsole = TRUE;
break;
case _T('i'):
case _T('I'):
bInstall = TRUE;
lptDllCmdLine = argv[i];
while (*lptDllCmdLine != 0 && *lptDllCmdLine != _T(':'))
lptDllCmdLine++;
if (*lptDllCmdLine == _T(':'))
lptDllCmdLine++;
break;
case _T('n'):
case _T('N'):
bNoRegister = TRUE;
break;
default:
if (!lptFuncName)
lptFuncName = argv[i];
}
}
else {
nDllCount++;
}
}
// An unrecognized flag was used, display a message and show available options
if (lptFuncName) {
lptMsgBuffer = (LPTSTR)malloc((_tcslen(UsageMessage) - 2 + _tcslen(InvalidFlag) - 2 + _tcslen(lptFuncName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer + (_tcslen(UsageMessage) - 2),InvalidFlag,lptFuncName);
_stprintf(lptMsgBuffer,UsageMessage,lptMsgBuffer + (_tcslen(UsageMessage) - 2));
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
GlobalFree(argv);
return EXITCODE_PARAMERROR;
}
// /n was used without /i, display a message and show available options
if (bNoRegister && (!bInstall)) {
lptMsgBuffer = (LPTSTR)malloc((_tcslen(UsageMessage) - 2 + _tcslen(SwitchN_NoI) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,UsageMessage,SwitchN_NoI);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
GlobalFree(argv);
return EXITCODE_PARAMERROR;
}
// No dll was specified, display a message and show available options
if (nDllCount == 0) {
lptMsgBuffer = (LPTSTR)malloc((_tcslen(UsageMessage) - 2 + _tcslen(NoDllSpecified) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,UsageMessage,NoDllSpecified);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
GlobalFree(argv);
return EXITCODE_PARAMERROR;
}
nRetValue = EXITCODE_SUCCESS;
if (!bUnregister) {
lpFuncName = szDllRegister;
lptFuncName = tszDllRegister;
}
else {
lpFuncName = szDllUnregister;
lptFuncName = tszDllUnregister;
}
if (lptDllCmdLine)
lpwDllCmdLine = ConvertToWideChar(lptDllCmdLine);
else
lpwDllCmdLine = 0;
// Initialize OLE32 before attempting to register the
// dll. Some dll's require this to register properly
OleInitialize(0);
// (Un)register every dll whose filename was passed in the command-line string
for (i = 1; i < argc; i++) {
// Arguments that do not start with a slash (/) are filenames
if (*argv[i] != _T('/')) {
lptDllName = argv[i];
// Everything is all setup, so load the dll now
hDll = LoadLibraryEx(lptDllName,0,LOAD_WITH_ALTERED_SEARCH_PATH);
if (hDll) {
if (!bNoRegister) {
// Get the address of DllRegisterServer or DllUnregisterServer
fnDllRegister = (DLLREGISTER)GetProcAddress(hDll,lpFuncName);
if (fnDllRegister) {
// If the function exists, call it
hResult = fnDllRegister();
if (hResult == S_OK) {
// (Un)register succeeded, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(SuccessMessage) - 4 + _tcslen(lptFuncName) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,SuccessMessage,lptFuncName,lptDllName);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONINFORMATION);
}
else {
// (Un)register failed, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(FailureMessage) + _tcslen(lptFuncName) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,FailureMessage,lptFuncName,lptDllName,hResult);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
}
free(lptMsgBuffer);
if (hResult != S_OK)
nRetValue = EXITCODE_FAILURE;
}
else {
FreeLibrary(hDll);
// Dll(Un)register was not found, display an error message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(MissingEntry) - 8 + _tcslen(lptFuncName) * 2 + _tcslen(lptDllName) * 2 + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,MissingEntry,lptDllName,lptFuncName,lptFuncName,lptDllName);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
nRetValue = EXITCODE_NOENTRY;
}
}
if (bInstall) {
// Get the address of DllInstall
fnDllInstall = (DLLINSTALL)GetProcAddress(hDll,szDllInstall);
if (fnDllInstall) {
// If the function exists, call it
if (!bUnregister)
hResult = fnDllInstall(1,lpwDllCmdLine);
else
hResult = fnDllInstall(0,lpwDllCmdLine);
if (hResult == S_OK) {
// (Un)install succeeded, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(SuccessMessage) - 4 + _tcslen(tszDllInstall) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,SuccessMessage,tszDllInstall,lptDllName);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONINFORMATION);
}
else {
// (Un)install failed, display a message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(FailureMessage) + _tcslen(tszDllInstall) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,FailureMessage,tszDllInstall,lptDllName,hResult);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
}
free(lptMsgBuffer);
if (hResult != S_OK)
nRetValue = EXITCODE_FAILURE;
}
else {
FreeLibrary(hDll);
// DllInstall was not found, display an error message
lptMsgBuffer = (LPTSTR)malloc((_tcslen(MissingEntry) - 8 + _tcslen(tszDllInstall) * 2 + _tcslen(lptDllName) * 2 + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,MissingEntry,lptDllName,tszDllInstall,tszDllInstall,lptDllName);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
nRetValue = EXITCODE_NOENTRY;
}
}
// The dll function has finished executing, so unload it
FreeLibrary(hDll);
}
else {
// The dll could not be loaded; display an error message
dwErr = GetLastError();
lptMsgBuffer = (LPTSTR)malloc((_tcslen(DllNotLoaded) + 2 + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,DllNotLoaded,lptDllName,dwErr);
DisplayMessage(bConsole,bSilent,lptMsgBuffer,ModuleTitle,MB_ICONEXCLAMATION);
free(lptMsgBuffer);
nRetValue = EXITCODE_LOADERROR;
}
}
}
if (lpwDllCmdLine)
FreeConvertedWideChar(lpwDllCmdLine);
GlobalFree(argv);
OleUninitialize();
return nRetValue;
}

934
reactos/apps/utils/rundll32/rundll32.c
View file

@ -1,467 +1,467 @@
/*
* ReactOS rundll32
* Copyright (C) 2003-2004 ReactOS Team
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS rundll32.exe
* FILE: apps/utils/rundll32/rundll32.c
* PURPOSE: Run a DLL as a program
* PROGRAMMER: ShadowFlare (blakflare@hotmail.com)
*/
#define WIN32_LEAN_AND_MEAN
// Both UNICODE and _UNICODE must be either defined or undefined
// because some headers use UNICODE and others use _UNICODE
#ifdef UNICODE
#ifndef _UNICODE
#define _UNICODE
#endif
#else
#ifdef _UNICODE
#define UNICODE
#endif
#endif
#include <windows.h>
#include <stdio.h>
#include <string.h>
#include <malloc.h>
#include <tchar.h>
typedef int (WINAPI *DllWinMainW)(
HWND hWnd,
HINSTANCE hInstance,
LPWSTR lpwCmdLine,
int nCmdShow
);
typedef int (WINAPI *DllWinMainA)(
HWND hWnd,
HINSTANCE hInstance,
LPSTR lpCmdLine,
int nCmdShow
);
LPCTSTR DllNotLoaded = _T("LoadLibrary failed to load \"%s\"");
LPCTSTR MissingEntry = _T("Missing entry point:%s\nIn %s");
LPCTSTR rundll32_wtitle = _T("rundll32");
LPCTSTR rundll32_wclass = _T("rundll32_window");
TCHAR ModuleFileName[MAX_PATH+1];
LPTSTR ModuleTitle;
// CommandLineToArgv converts a command-line string to argc and
// argv similar to the ones in the standard main function.
// This is a specialized version coded specifically for rundll32
// and is not intended to be used in any other program.
LPTSTR *WINAPI CommandLineToArgv(LPCTSTR lpCmdLine, int *lpArgc)
{
LPTSTR *argv, lpSrc, lpDest, lpArg;
int argc, nBSlash, nNames;
BOOL bInQuotes, bFirstChar;
// If null was passed in for lpCmdLine, there are no arguments
if (!lpCmdLine) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = (LPTSTR)lpCmdLine;
// Skip spaces at beginning
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
// If command-line starts with null, there are no arguments
if (*lpSrc == 0) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpArg = lpSrc;
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
bFirstChar = TRUE;
nNames = 0;
// Count the number of arguments
while (nNames < 4) {
if (*lpSrc == 0 || (*lpSrc == _T(',') && nNames == 2) || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
argc++;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t') || (*lpSrc == _T(',') && nNames == 2))
lpSrc++;
if (*lpSrc == 0)
break;
if (nNames >= 3) {
// Increment the count for the last argument
argc++;
break;
}
nBSlash = 0;
bFirstChar = TRUE;
continue;
}
else if (*lpSrc == _T('\\')) {
// Count consecutive backslashes
nBSlash++;
bFirstChar = FALSE;
}
else if (*lpSrc == _T('\"') && !(nBSlash & 1)) {
// Open or close quotes
bInQuotes = !bInQuotes;
nBSlash = 0;
}
else {
// Some other character
nBSlash = 0;
if (bFirstChar && ((*lpSrc != _T('/') && nNames <= 1) || nNames > 1))
nNames++;
bFirstChar = FALSE;
}
lpSrc++;
}
// Allocate space for the pointers in argv and the strings in one block
argv = (LPTSTR *)malloc(argc * sizeof(LPTSTR) + (_tcslen(lpArg) + 1) * sizeof(TCHAR));
if (!argv) {
// Memory allocation failed
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = lpArg;
lpDest = lpArg = (LPTSTR)(argv + argc);
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
bFirstChar = TRUE;
nNames = 0;
// Fill the argument array
while (nNames < 4) {
if (*lpSrc == 0 || (*lpSrc == _T(',') && nNames == 2) || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
// Null-terminate argument
*lpDest++ = 0;
argv[argc++] = lpArg;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t') || (*lpSrc == _T(',') && nNames == 2))
lpSrc++;
if (*lpSrc == 0)
break;
lpArg = lpDest;
if (nNames >= 3) {
// Copy the rest of the command-line to the last argument
argv[argc++] = lpArg;
_tcscpy(lpArg,lpSrc);
break;
}
nBSlash = 0;
bFirstChar = TRUE;
continue;
}
else if (*lpSrc == _T('\\')) {
*lpDest++ = _T('\\');
lpSrc++;
// Count consecutive backslashes
nBSlash++;
bFirstChar = FALSE;
}
else if (*lpSrc == _T('\"')) {
if (!(nBSlash & 1)) {
// If an even number of backslashes are before the quotes,
// the quotes don't go in the output
lpDest -= nBSlash / 2;
bInQuotes = !bInQuotes;
}
else {
// If an odd number of backslashes are before the quotes,
// output a quote
lpDest -= (nBSlash + 1) / 2;
*lpDest++ = _T('\"');
bFirstChar = FALSE;
}
lpSrc++;
nBSlash = 0;
}
else {
// Copy other characters
if (bFirstChar && ((*lpSrc != _T('/') && nNames <= 1) || nNames > 1))
nNames++;
*lpDest++ = *lpSrc++;
nBSlash = 0;
bFirstChar = FALSE;
}
}
if (lpArgc)
*lpArgc = argc;
return argv;
}
void GetModuleTitle(void)
{
LPTSTR lpStr;
GetModuleFileName(0,ModuleFileName,MAX_PATH);
ModuleTitle = ModuleFileName;
for (lpStr = ModuleFileName;*lpStr;lpStr++) {
if (*lpStr == _T('\\'))
ModuleTitle = lpStr+1;
}
for (lpStr = ModuleTitle;*lpStr;lpStr++) {
if (_tcsicmp(lpStr,_T(".exe"))==0)
break;
}
*lpStr = 0;
}
// The macro ConvertToWideChar takes a tstring parameter and returns
// a pointer to a unicode string. A conversion is performed if
// neccessary. FreeConvertedWideChar string should be used on the
// return value of ConvertToWideChar when the string is no longer
// needed. The original string or the string that is returned
// should not be modified until FreeConvertedWideChar has been called.
#ifdef UNICODE
#define ConvertToWideChar(lptString) (lptString)
#define FreeConvertedWideChar(lpwString)
#else
LPWSTR ConvertToWideChar(LPCSTR lpString)
{
LPWSTR lpwString;
size_t nStrLen;
nStrLen = strlen(lpString) + 1;
lpwString = (LPWSTR)malloc(nStrLen * sizeof(WCHAR));
MultiByteToWideChar(0,0,lpString,nStrLen,lpwString,nStrLen);
return lpwString;
}
#define FreeConvertedWideChar(lpwString) free(lpwString)
#endif
// The macro ConvertToMultiByte takes a tstring parameter and returns
// a pointer to an ansi string. A conversion is performed if
// neccessary. FreeConvertedMultiByte string should be used on the
// return value of ConvertToMultiByte when the string is no longer
// needed. The original string or the string that is returned
// should not be modified until FreeConvertedMultiByte has been called.
#ifdef UNICODE
#define ConvertToMultiByte(lptString) DuplicateToMultiByte(lptString,0)
#define FreeConvertedMultiByte(lpaString) free(lpaString)
#else
#define ConvertToMultiByte(lptString) (lptString)
#define FreeConvertedMultiByte(lpaString)
#endif
// DuplicateToMultiByte takes a tstring parameter and always returns
// a pointer to a duplicate ansi string. If nBufferSize is zero,
// the buffer length is the exact size of the string plus the
// terminating null. If nBufferSize is nonzero, the buffer length
// is equal to nBufferSize. As with strdup, free should be called
// for the returned string when it is no longer needed.
LPSTR DuplicateToMultiByte(LPCTSTR lptString, size_t nBufferSize)
{
LPSTR lpString;
size_t nStrLen;
nStrLen = _tcslen(lptString) + 1;
if (nBufferSize == 0) nBufferSize = nStrLen;
lpString = (LPSTR)malloc(nBufferSize);
#ifdef UNICODE
WideCharToMultiByte(0,0,lptString,nStrLen,lpString,nBufferSize,0,0);
#else
strncpy(lpString,lptString,nBufferSize);
#endif
return lpString;
}
LRESULT CALLBACK EmptyWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
return DefWindowProc(hWnd, uMsg, wParam, lParam);
}
// Registers a minimal window class for passing to the dll function
ATOM RegisterBlankClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = 0;
wcex.lpfnWndProc = EmptyWindowProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = 0;
wcex.hCursor = 0;
wcex.hbrBackground = 0;
wcex.lpszMenuName = 0;
wcex.lpszClassName = rundll32_wclass;
wcex.hIconSm = 0;
return RegisterClassEx(&wcex);
}
int WINAPI WinMain(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLineA,
int nCmdShow
)
{
int argc;
LPTSTR *argv;
LPTSTR lptCmdLine,lptDllName,lptFuncName,lptMsgBuffer;
LPSTR lpFuncName,lpaCmdLine;
LPWSTR lpwCmdLine;
HMODULE hDll;
DllWinMainW fnDllWinMainW;
DllWinMainA fnDllWinMainA;
HWND hWindow;
int nRetVal,i;
size_t nStrLen;
// Get command-line in argc-argv format
argv = CommandLineToArgv(GetCommandLine(),&argc);
// Skip all beginning arguments starting with a slash (/)
for (i = 1; i < argc; i++)
if (*argv[i] != _T('/')) break;
// If no dll was specified, there is nothing to do
if (i >= argc) {
if (argv) free(argv);
return 0;
}
lptDllName = argv[i++];
// The next argument, which specifies the name of the dll function,
// can either have a comma between it and the dll filename or a space.
// Using a comma here is the preferred method
if (i < argc)
lptFuncName = argv[i++];
else
lptFuncName = _T("");
// If no function name was specified, nothing needs to be done
if (!*lptFuncName) {
if (argv) free(argv);
return 0;
}
// The rest of the arguments will be passed to dll function
if (i < argc)
lptCmdLine = argv[i];
else
lptCmdLine = _T("");
nRetVal = 0;
// Everything is all setup, so load the dll now
hDll = LoadLibrary(lptDllName);
if (hDll) {
nStrLen = _tcslen(lptFuncName);
// Make a non-unicode version of the function name,
// since that is all GetProcAddress accepts
lpFuncName = DuplicateToMultiByte(lptFuncName,nStrLen + 2);
#ifdef UNICODE
lpFuncName[nStrLen] = 'W';
lpFuncName[nStrLen+1] = 0;
// Get address of unicode version of the dll function if it exists
fnDllWinMainW = (DllWinMainW)GetProcAddress(hDll,lpFuncName);
fnDllWinMainA = 0;
if (!fnDllWinMainW) {
// If no unicode function was found, get the address of the non-unicode function
lpFuncName[nStrLen] = 'A';
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
if (!fnDllWinMainA) {
// If first non-unicode function was not found, get the address
// of the other non-unicode function
lpFuncName[nStrLen] = 0;
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
}
}
#else
// Get address of non-unicode version of the dll function if it exists
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
fnDllWinMainW = 0;
if (!fnDllWinMainA) {
// If first non-unicode function was not found, get the address
// of the other non-unicode function
lpFuncName[nStrLen] = 'A';
lpFuncName[nStrLen+1] = 0;
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
if (!fnDllWinMainA) {
// If non-unicode function was not found, get the address of the unicode function
lpFuncName[nStrLen] = 'W';
fnDllWinMainW = (DllWinMainW)GetProcAddress(hDll,lpFuncName);
}
}
#endif
free(lpFuncName);
RegisterBlankClass(hInstance);
// Create a window so we can pass a window handle to
// the dll function; this is required
hWindow = CreateWindowEx(0,rundll32_wclass,rundll32_wtitle,0,CW_USEDEFAULT,0,CW_USEDEFAULT,0,0,0,hInstance,0);
if (fnDllWinMainW) {
// Convert the command-line string to unicode and call the dll function
lpwCmdLine = ConvertToWideChar(lptCmdLine);
nRetVal = fnDllWinMainW(hWindow,hInstance,lpwCmdLine,nCmdShow);
FreeConvertedWideChar(lpwCmdLine);
}
else if (fnDllWinMainA) {
// Convert the command-line string to ansi and call the dll function
lpaCmdLine = ConvertToMultiByte(lptCmdLine);
nRetVal = fnDllWinMainA(hWindow,hInstance,lpaCmdLine,nCmdShow);
FreeConvertedMultiByte(lpaCmdLine);
}
else {
// The specified dll function was not found; display an error message
GetModuleTitle();
lptMsgBuffer = (LPTSTR)malloc((_tcslen(MissingEntry) - 4 + _tcslen(lptFuncName) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,MissingEntry,lptFuncName,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONERROR);
free(lptMsgBuffer);
}
DestroyWindow(hWindow);
UnregisterClass(rundll32_wclass,hInstance);
// The dll function has finished executing, so unload it
FreeLibrary(hDll);
}
else {
// The dll could not be loaded; display an error message
GetModuleTitle();
lptMsgBuffer = (LPTSTR)malloc((_tcslen(DllNotLoaded) - 2 + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,DllNotLoaded,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONERROR);
free(lptMsgBuffer);
}
if (argv) free(argv);
return nRetVal;
}
/*
* ReactOS rundll32
* Copyright (C) 2003-2004 ReactOS Team
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS rundll32.exe
* FILE: apps/utils/rundll32/rundll32.c
* PURPOSE: Run a DLL as a program
* PROGRAMMER: ShadowFlare (blakflare@hotmail.com)
*/
#define WIN32_LEAN_AND_MEAN
// Both UNICODE and _UNICODE must be either defined or undefined
// because some headers use UNICODE and others use _UNICODE
#ifdef UNICODE
#ifndef _UNICODE
#define _UNICODE
#endif
#else
#ifdef _UNICODE
#define UNICODE
#endif
#endif
#include <windows.h>
#include <stdio.h>
#include <string.h>
#include <malloc.h>
#include <tchar.h>
typedef int (WINAPI *DllWinMainW)(
HWND hWnd,
HINSTANCE hInstance,
LPWSTR lpwCmdLine,
int nCmdShow
);
typedef int (WINAPI *DllWinMainA)(
HWND hWnd,
HINSTANCE hInstance,
LPSTR lpCmdLine,
int nCmdShow
);
LPCTSTR DllNotLoaded = _T("LoadLibrary failed to load \"%s\"");
LPCTSTR MissingEntry = _T("Missing entry point:%s\nIn %s");
LPCTSTR rundll32_wtitle = _T("rundll32");
LPCTSTR rundll32_wclass = _T("rundll32_window");
TCHAR ModuleFileName[MAX_PATH+1];
LPTSTR ModuleTitle;
// CommandLineToArgv converts a command-line string to argc and
// argv similar to the ones in the standard main function.
// This is a specialized version coded specifically for rundll32
// and is not intended to be used in any other program.
LPTSTR *WINAPI CommandLineToArgv(LPCTSTR lpCmdLine, int *lpArgc)
{
LPTSTR *argv, lpSrc, lpDest, lpArg;
int argc, nBSlash, nNames;
BOOL bInQuotes, bFirstChar;
// If null was passed in for lpCmdLine, there are no arguments
if (!lpCmdLine) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = (LPTSTR)lpCmdLine;
// Skip spaces at beginning
while (*lpSrc == _T(' ') || *lpSrc == _T('\t'))
lpSrc++;
// If command-line starts with null, there are no arguments
if (*lpSrc == 0) {
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpArg = lpSrc;
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
bFirstChar = TRUE;
nNames = 0;
// Count the number of arguments
while (nNames < 4) {
if (*lpSrc == 0 || (*lpSrc == _T(',') && nNames == 2) || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
argc++;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t') || (*lpSrc == _T(',') && nNames == 2))
lpSrc++;
if (*lpSrc == 0)
break;
if (nNames >= 3) {
// Increment the count for the last argument
argc++;
break;
}
nBSlash = 0;
bFirstChar = TRUE;
continue;
}
else if (*lpSrc == _T('\\')) {
// Count consecutive backslashes
nBSlash++;
bFirstChar = FALSE;
}
else if (*lpSrc == _T('\"') && !(nBSlash & 1)) {
// Open or close quotes
bInQuotes = !bInQuotes;
nBSlash = 0;
}
else {
// Some other character
nBSlash = 0;
if (bFirstChar && ((*lpSrc != _T('/') && nNames <= 1) || nNames > 1))
nNames++;
bFirstChar = FALSE;
}
lpSrc++;
}
// Allocate space for the pointers in argv and the strings in one block
argv = (LPTSTR *)malloc(argc * sizeof(LPTSTR) + (_tcslen(lpArg) + 1) * sizeof(TCHAR));
if (!argv) {
// Memory allocation failed
if (lpArgc)
*lpArgc = 0;
return 0;
}
lpSrc = lpArg;
lpDest = lpArg = (LPTSTR)(argv + argc);
argc = 0;
nBSlash = 0;
bInQuotes = FALSE;
bFirstChar = TRUE;
nNames = 0;
// Fill the argument array
while (nNames < 4) {
if (*lpSrc == 0 || (*lpSrc == _T(',') && nNames == 2) || ((*lpSrc == _T(' ') || *lpSrc == _T('\t')) && !bInQuotes)) {
// Whitespace not enclosed in quotes signals the start of another argument
// Null-terminate argument
*lpDest++ = 0;
argv[argc++] = lpArg;
// Skip whitespace between arguments
while (*lpSrc == _T(' ') || *lpSrc == _T('\t') || (*lpSrc == _T(',') && nNames == 2))
lpSrc++;
if (*lpSrc == 0)
break;
lpArg = lpDest;
if (nNames >= 3) {
// Copy the rest of the command-line to the last argument
argv[argc++] = lpArg;
_tcscpy(lpArg,lpSrc);
break;
}
nBSlash = 0;
bFirstChar = TRUE;
continue;
}
else if (*lpSrc == _T('\\')) {
*lpDest++ = _T('\\');
lpSrc++;
// Count consecutive backslashes
nBSlash++;
bFirstChar = FALSE;
}
else if (*lpSrc == _T('\"')) {
if (!(nBSlash & 1)) {
// If an even number of backslashes are before the quotes,
// the quotes don't go in the output
lpDest -= nBSlash / 2;
bInQuotes = !bInQuotes;
}
else {
// If an odd number of backslashes are before the quotes,
// output a quote
lpDest -= (nBSlash + 1) / 2;
*lpDest++ = _T('\"');
bFirstChar = FALSE;
}
lpSrc++;
nBSlash = 0;
}
else {
// Copy other characters
if (bFirstChar && ((*lpSrc != _T('/') && nNames <= 1) || nNames > 1))
nNames++;
*lpDest++ = *lpSrc++;
nBSlash = 0;
bFirstChar = FALSE;
}
}
if (lpArgc)
*lpArgc = argc;
return argv;
}
void GetModuleTitle(void)
{
LPTSTR lpStr;
GetModuleFileName(0,ModuleFileName,MAX_PATH);
ModuleTitle = ModuleFileName;
for (lpStr = ModuleFileName;*lpStr;lpStr++) {
if (*lpStr == _T('\\'))
ModuleTitle = lpStr+1;
}
for (lpStr = ModuleTitle;*lpStr;lpStr++) {
if (_tcsicmp(lpStr,_T(".exe"))==0)
break;
}
*lpStr = 0;
}
// The macro ConvertToWideChar takes a tstring parameter and returns
// a pointer to a unicode string. A conversion is performed if
// neccessary. FreeConvertedWideChar string should be used on the
// return value of ConvertToWideChar when the string is no longer
// needed. The original string or the string that is returned
// should not be modified until FreeConvertedWideChar has been called.
#ifdef UNICODE
#define ConvertToWideChar(lptString) (lptString)
#define FreeConvertedWideChar(lpwString)
#else
LPWSTR ConvertToWideChar(LPCSTR lpString)
{
LPWSTR lpwString;
size_t nStrLen;
nStrLen = strlen(lpString) + 1;
lpwString = (LPWSTR)malloc(nStrLen * sizeof(WCHAR));
MultiByteToWideChar(0,0,lpString,nStrLen,lpwString,nStrLen);
return lpwString;
}
#define FreeConvertedWideChar(lpwString) free(lpwString)
#endif
// The macro ConvertToMultiByte takes a tstring parameter and returns
// a pointer to an ansi string. A conversion is performed if
// neccessary. FreeConvertedMultiByte string should be used on the
// return value of ConvertToMultiByte when the string is no longer
// needed. The original string or the string that is returned
// should not be modified until FreeConvertedMultiByte has been called.
#ifdef UNICODE
#define ConvertToMultiByte(lptString) DuplicateToMultiByte(lptString,0)
#define FreeConvertedMultiByte(lpaString) free(lpaString)
#else
#define ConvertToMultiByte(lptString) (lptString)
#define FreeConvertedMultiByte(lpaString)
#endif
// DuplicateToMultiByte takes a tstring parameter and always returns
// a pointer to a duplicate ansi string. If nBufferSize is zero,
// the buffer length is the exact size of the string plus the
// terminating null. If nBufferSize is nonzero, the buffer length
// is equal to nBufferSize. As with strdup, free should be called
// for the returned string when it is no longer needed.
LPSTR DuplicateToMultiByte(LPCTSTR lptString, size_t nBufferSize)
{
LPSTR lpString;
size_t nStrLen;
nStrLen = _tcslen(lptString) + 1;
if (nBufferSize == 0) nBufferSize = nStrLen;
lpString = (LPSTR)malloc(nBufferSize);
#ifdef UNICODE
WideCharToMultiByte(0,0,lptString,nStrLen,lpString,nBufferSize,0,0);
#else
strncpy(lpString,lptString,nBufferSize);
#endif
return lpString;
}
LRESULT CALLBACK EmptyWindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
return DefWindowProc(hWnd, uMsg, wParam, lParam);
}
// Registers a minimal window class for passing to the dll function
ATOM RegisterBlankClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = 0;
wcex.lpfnWndProc = EmptyWindowProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = 0;
wcex.hCursor = 0;
wcex.hbrBackground = 0;
wcex.lpszMenuName = 0;
wcex.lpszClassName = rundll32_wclass;
wcex.hIconSm = 0;
return RegisterClassEx(&wcex);
}
int WINAPI WinMain(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLineA,
int nCmdShow
)
{
int argc;
LPTSTR *argv;
LPTSTR lptCmdLine,lptDllName,lptFuncName,lptMsgBuffer;
LPSTR lpFuncName,lpaCmdLine;
LPWSTR lpwCmdLine;
HMODULE hDll;
DllWinMainW fnDllWinMainW;
DllWinMainA fnDllWinMainA;
HWND hWindow;
int nRetVal,i;
size_t nStrLen;
// Get command-line in argc-argv format
argv = CommandLineToArgv(GetCommandLine(),&argc);
// Skip all beginning arguments starting with a slash (/)
for (i = 1; i < argc; i++)
if (*argv[i] != _T('/')) break;
// If no dll was specified, there is nothing to do
if (i >= argc) {
if (argv) free(argv);
return 0;
}
lptDllName = argv[i++];
// The next argument, which specifies the name of the dll function,
// can either have a comma between it and the dll filename or a space.
// Using a comma here is the preferred method
if (i < argc)
lptFuncName = argv[i++];
else
lptFuncName = _T("");
// If no function name was specified, nothing needs to be done
if (!*lptFuncName) {
if (argv) free(argv);
return 0;
}
// The rest of the arguments will be passed to dll function
if (i < argc)
lptCmdLine = argv[i];
else
lptCmdLine = _T("");
nRetVal = 0;
// Everything is all setup, so load the dll now
hDll = LoadLibrary(lptDllName);
if (hDll) {
nStrLen = _tcslen(lptFuncName);
// Make a non-unicode version of the function name,
// since that is all GetProcAddress accepts
lpFuncName = DuplicateToMultiByte(lptFuncName,nStrLen + 2);
#ifdef UNICODE
lpFuncName[nStrLen] = 'W';
lpFuncName[nStrLen+1] = 0;
// Get address of unicode version of the dll function if it exists
fnDllWinMainW = (DllWinMainW)GetProcAddress(hDll,lpFuncName);
fnDllWinMainA = 0;
if (!fnDllWinMainW) {
// If no unicode function was found, get the address of the non-unicode function
lpFuncName[nStrLen] = 'A';
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
if (!fnDllWinMainA) {
// If first non-unicode function was not found, get the address
// of the other non-unicode function
lpFuncName[nStrLen] = 0;
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
}
}
#else
// Get address of non-unicode version of the dll function if it exists
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
fnDllWinMainW = 0;
if (!fnDllWinMainA) {
// If first non-unicode function was not found, get the address
// of the other non-unicode function
lpFuncName[nStrLen] = 'A';
lpFuncName[nStrLen+1] = 0;
fnDllWinMainA = (DllWinMainA)GetProcAddress(hDll,lpFuncName);
if (!fnDllWinMainA) {
// If non-unicode function was not found, get the address of the unicode function
lpFuncName[nStrLen] = 'W';
fnDllWinMainW = (DllWinMainW)GetProcAddress(hDll,lpFuncName);
}
}
#endif
free(lpFuncName);
RegisterBlankClass(hInstance);
// Create a window so we can pass a window handle to
// the dll function; this is required
hWindow = CreateWindowEx(0,rundll32_wclass,rundll32_wtitle,0,CW_USEDEFAULT,0,CW_USEDEFAULT,0,0,0,hInstance,0);
if (fnDllWinMainW) {
// Convert the command-line string to unicode and call the dll function
lpwCmdLine = ConvertToWideChar(lptCmdLine);
nRetVal = fnDllWinMainW(hWindow,hInstance,lpwCmdLine,nCmdShow);
FreeConvertedWideChar(lpwCmdLine);
}
else if (fnDllWinMainA) {
// Convert the command-line string to ansi and call the dll function
lpaCmdLine = ConvertToMultiByte(lptCmdLine);
nRetVal = fnDllWinMainA(hWindow,hInstance,lpaCmdLine,nCmdShow);
FreeConvertedMultiByte(lpaCmdLine);
}
else {
// The specified dll function was not found; display an error message
GetModuleTitle();
lptMsgBuffer = (LPTSTR)malloc((_tcslen(MissingEntry) - 4 + _tcslen(lptFuncName) + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,MissingEntry,lptFuncName,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONERROR);
free(lptMsgBuffer);
}
DestroyWindow(hWindow);
UnregisterClass(rundll32_wclass,hInstance);
// The dll function has finished executing, so unload it
FreeLibrary(hDll);
}
else {
// The dll could not be loaded; display an error message
GetModuleTitle();
lptMsgBuffer = (LPTSTR)malloc((_tcslen(DllNotLoaded) - 2 + _tcslen(lptDllName) + 1) * sizeof(TCHAR));
_stprintf(lptMsgBuffer,DllNotLoaded,lptDllName);
MessageBox(0,lptMsgBuffer,ModuleTitle,MB_ICONERROR);
free(lptMsgBuffer);
}
if (argv) free(argv);
return nRetVal;
}