mirror of
				https://github.com/pbatard/rufus.git
				synced 2024-08-14 23:57:05 +00:00 
			
		
		
		
	[core] fix a memory leak when search for process is interrupted
This commit is contained in:
		
							parent
							
								
									d4a663991b
								
							
						
					
					
						commit
						38d82612cd
					
				
					 4 changed files with 24 additions and 22 deletions
				
			
		|  | @ -28,6 +28,7 @@ | |||
| #endif | ||||
| 
 | ||||
| #include <windows.h> | ||||
| #include <assert.h> | ||||
| 
 | ||||
| #include "rufus.h" | ||||
| #include "process.h" | ||||
|  | @ -55,7 +56,7 @@ PF_TYPE_DECL(NTAPI, NTSTATUS, NtClose, (HANDLE)); | |||
| PF_TYPE_DECL(WINAPI, BOOL, QueryFullProcessImageNameW, (HANDLE, DWORD, LPWSTR, PDWORD)); | ||||
| 
 | ||||
| static PVOID PhHeapHandle = NULL; | ||||
| static char* _HandleName; | ||||
| static wchar_t* _wHandleName; | ||||
| static BOOL _bPartialMatch, _bIgnoreSelf, _bQuiet; | ||||
| static BYTE access_mask; | ||||
| extern StrArray BlockingProcess; | ||||
|  | @ -432,7 +433,6 @@ static DWORD WINAPI SearchProcessThread(LPVOID param) | |||
| 	ULONG_PTR last_access_denied_pid = 0; | ||||
| 	ULONG bufferSize; | ||||
| 	USHORT wHandleNameLen; | ||||
| 	WCHAR *wHandleName = NULL; | ||||
| 	HANDLE dupHandle = NULL; | ||||
| 	HANDLE processHandle = NULL; | ||||
| 	BOOLEAN bFound = FALSE, bGotCmdLine, verbose = !_bQuiet; | ||||
|  | @ -462,8 +462,7 @@ static DWORD WINAPI SearchProcessThread(LPVOID param) | |||
| 	pid[0] = (ULONG_PTR)0; | ||||
| 	cur_pid = 1; | ||||
| 
 | ||||
| 	wHandleName = utf8_to_wchar(_HandleName); | ||||
| 	wHandleNameLen = (USHORT)wcslen(wHandleName); | ||||
| 	wHandleNameLen = (USHORT)wcslen(_wHandleName); | ||||
| 
 | ||||
| 	bufferSize = 0x200; | ||||
| 	buffer = PhAllocate(bufferSize); | ||||
|  | @ -580,7 +579,7 @@ static DWORD WINAPI SearchProcessThread(LPVOID param) | |||
| 			continue; | ||||
| 
 | ||||
| 		// Match against our target string
 | ||||
| 		if (wcsncmp(wHandleName, buffer->Name.Buffer, wHandleNameLen) != 0) | ||||
| 		if (wcsncmp(_wHandleName, buffer->Name.Buffer, wHandleNameLen) != 0) | ||||
| 			continue; | ||||
| 
 | ||||
| 		// If we are here, we have a process accessing our target!
 | ||||
|  | @ -595,7 +594,7 @@ static DWORD WINAPI SearchProcessThread(LPVOID param) | |||
| 
 | ||||
| 		// If this is the very first process we find, print a header
 | ||||
| 		if (cmdline[0] == 0) | ||||
| 			vuprintf("WARNING: The following process(es) or service(s) are accessing %s:", _HandleName); | ||||
| 			vuprintf("WARNING: The following process(es) or service(s) are accessing %S:", _wHandleName); | ||||
| 
 | ||||
| 		// Where possible, try to get the full command line
 | ||||
| 		bGotCmdLine = FALSE; | ||||
|  | @ -638,9 +637,8 @@ out: | |||
| 	if (cmdline[0] != 0) | ||||
| 		vuprintf("You should close these applications before attempting to reformat the drive."); | ||||
| 	else | ||||
| 		vuprintf("NOTE: Could not identify the process(es) or service(s) accessing %s", _HandleName); | ||||
| 		vuprintf("NOTE: Could not identify the process(es) or service(s) accessing %S", _wHandleName); | ||||
| 
 | ||||
| 	free(wHandleName); | ||||
| 	PhFree(buffer); | ||||
| 	PhFree(handles); | ||||
| 	PhDestroyHeap(); | ||||
|  | @ -664,26 +662,30 @@ BYTE SearchProcess(char* HandleName, DWORD dwTimeOut, BOOL bPartialMatch, BOOL b | |||
| 	HANDLE handle; | ||||
| 	DWORD res = 0; | ||||
| 
 | ||||
| 	_HandleName = HandleName; | ||||
| 	_wHandleName = utf8_to_wchar(HandleName); | ||||
| 	_bPartialMatch = bPartialMatch; | ||||
| 	_bIgnoreSelf = bIgnoreSelf; | ||||
| 	_bQuiet = bQuiet; | ||||
| 	access_mask = 0; | ||||
| 	access_mask = 0x00; | ||||
| 
 | ||||
| 	assert(_wHandleName != NULL); | ||||
| 
 | ||||
| 	handle = CreateThread(NULL, 0, SearchProcessThread, NULL, 0, NULL); | ||||
| 	if (handle == NULL) { | ||||
| 		uprintf("Warning: Unable to create conflicting process search thread"); | ||||
| 		return 0x00; | ||||
| 		goto out; | ||||
| 	} | ||||
| 	res = WaitForSingleObjectWithMessages(handle, dwTimeOut); | ||||
| 	if (res == WAIT_TIMEOUT) { | ||||
| 		// Timeout - kill the thread
 | ||||
| 		TerminateThread(handle, 0); | ||||
| 		uprintf("Warning: Search for conflicting processes was interrupted due to timeout"); | ||||
| 		uprintf("Search for conflicting processes was interrupted due to timeout"); | ||||
| 	} else if (res != WAIT_OBJECT_0) { | ||||
| 		TerminateThread(handle, 0); | ||||
| 		uprintf("Warning: Failed to wait for conflicting process search thread: %s", WindowsErrorString()); | ||||
| 		uprintf("Warning: Failed to wait for conflicting process search thread %s", WindowsErrorString()); | ||||
| 	} | ||||
| out: | ||||
| 	free(_wHandleName); | ||||
| 	return access_mask; | ||||
| } | ||||
| 
 | ||||
|  |  | |||
|  | @ -1788,7 +1788,7 @@ static void SaveISO(void) | |||
| // dwTimeOut is the maximum amount of time we allow for this call to execute (in ms)
 | ||||
| // If bPrompt is false, the return value is the amount of time remaining before
 | ||||
| // dwTimeOut would expire (or zero if we spent more than dwTimeout in this procedure).
 | ||||
| // If bPrompt is true, the return value is 0 on error, non-zero on success.
 | ||||
| // If bPrompt is true, the return value is 0 on error, dwTimeOut on success.
 | ||||
| DWORD CheckDriveAccess(DWORD dwTimeOut, BOOL bPrompt) | ||||
| { | ||||
| 	uint32_t i, j; | ||||
|  | @ -1848,7 +1848,7 @@ DWORD CheckDriveAccess(DWORD dwTimeOut, BOOL bPrompt) | |||
| 		proceed = Notification(MSG_WARNING_QUESTION, NULL, NULL, title, lmprintf(MSG_132)); | ||||
| 	} | ||||
| 	if (bPrompt) { | ||||
| 		ret = (DWORD)proceed; | ||||
| 		ret = proceed ? dwTimeOut : 0; | ||||
| 	} else { | ||||
| 		ret = (DWORD)(GetTickCount64() - start_time); | ||||
| 		ret = (dwTimeOut > ret) ? (dwTimeOut - ret) : 0; | ||||
|  |  | |||
							
								
								
									
										10
									
								
								src/rufus.rc
									
										
									
									
									
								
							
							
						
						
									
										10
									
								
								src/rufus.rc
									
										
									
									
									
								
							|  | @ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL | |||
| IDD_DIALOG DIALOGEX 12, 12, 232, 326 | ||||
| STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU | ||||
| EXSTYLE WS_EX_ACCEPTFILES | ||||
| CAPTION "Rufus 3.6.1515" | ||||
| CAPTION "Rufus 3.6.1516" | ||||
| FONT 9, "Segoe UI Symbol", 400, 0, 0x0 | ||||
| BEGIN | ||||
|     LTEXT           "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP | ||||
|  | @ -394,8 +394,8 @@ END | |||
| // | ||||
| 
 | ||||
| VS_VERSION_INFO VERSIONINFO | ||||
|  FILEVERSION 3,6,1515,0 | ||||
|  PRODUCTVERSION 3,6,1515,0 | ||||
|  FILEVERSION 3,6,1516,0 | ||||
|  PRODUCTVERSION 3,6,1516,0 | ||||
|  FILEFLAGSMASK 0x3fL | ||||
| #ifdef _DEBUG | ||||
|  FILEFLAGS 0x1L | ||||
|  | @ -413,13 +413,13 @@ BEGIN | |||
|             VALUE "Comments", "https://akeo.ie" | ||||
|             VALUE "CompanyName", "Akeo Consulting" | ||||
|             VALUE "FileDescription", "Rufus" | ||||
|             VALUE "FileVersion", "3.6.1515" | ||||
|             VALUE "FileVersion", "3.6.1516" | ||||
|             VALUE "InternalName", "Rufus" | ||||
|             VALUE "LegalCopyright", "© 2011-2019 Pete Batard (GPL v3)" | ||||
|             VALUE "LegalTrademarks", "https://www.gnu.org/copyleft/gpl.html" | ||||
|             VALUE "OriginalFilename", "rufus-3.6.exe" | ||||
|             VALUE "ProductName", "Rufus" | ||||
|             VALUE "ProductVersion", "3.6.1515" | ||||
|             VALUE "ProductVersion", "3.6.1516" | ||||
|         END | ||||
|     END | ||||
|     BLOCK "VarFileInfo" | ||||
|  |  | |||
|  | @ -354,7 +354,7 @@ BOOL WriteFileWithRetry(HANDLE hFile, LPCVOID lpBuffer, DWORD nNumberOfBytesToWr | |||
| 	// Need to get the current file pointer in case we need to retry
 | ||||
| 	readFilePointer = SetFilePointerEx(hFile, liZero, &liFilePointer, FILE_CURRENT); | ||||
| 	if (!readFilePointer) | ||||
| 		uprintf("Warning: Could not read file pointer: %s", WindowsErrorString()); | ||||
| 		uprintf("Warning: Could not read file pointer %s", WindowsErrorString()); | ||||
| 
 | ||||
| 	if (nNumRetries == 0) | ||||
| 		nNumRetries = 1; | ||||
|  | @ -375,7 +375,7 @@ BOOL WriteFileWithRetry(HANDLE hFile, LPCVOID lpBuffer, DWORD nNumberOfBytesToWr | |||
| 			} | ||||
| 			uprintf("Wrote %d bytes but requested %d", *lpNumberOfBytesWritten, nNumberOfBytesToWrite); | ||||
| 		} else { | ||||
| 			uprintf("Write error [0x%08X]", GetLastError()); | ||||
| 			uprintf("Write error %s", WindowsErrorString()); | ||||
| 			LastWriteError = ERROR_SEVERITY_ERROR|FAC(FACILITY_STORAGE)|GetLastError(); | ||||
| 		} | ||||
| 		// If we can't reposition for the next run, just abort
 | ||||
|  |  | |||
		Loading…
	
	Add table
		Add a link
		
	
		Reference in a new issue