mirror of
https://github.com/hashcat/hashcat.git
synced 2024-11-25 09:28:20 +00:00
424 lines
8.4 KiB
C++
424 lines
8.4 KiB
C++
#include "rar.hpp"
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ErrorHandler::ErrorHandler()
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{
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Clean();
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}
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void ErrorHandler::Clean()
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{
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ExitCode=RARX_SUCCESS;
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ErrCount=0;
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EnableBreak=true;
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Silent=false;
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UserBreak=false;
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MainExit=false;
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DisableShutdown=false;
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ReadErrIgnoreAll=false;
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}
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void ErrorHandler::MemoryError()
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{
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MemoryErrorMsg();
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Exit(RARX_MEMORY);
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}
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void ErrorHandler::OpenError(const wchar *FileName)
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{
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#ifndef SILENT
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OpenErrorMsg(FileName);
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Exit(RARX_OPEN);
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#endif
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}
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void ErrorHandler::CloseError(const wchar *FileName)
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{
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if (!UserBreak)
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{
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uiMsg(UIERROR_FILECLOSE,FileName);
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SysErrMsg();
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}
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// We must not call Exit and throw an exception here, because this function
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// is called from File object destructor and can be invoked when stack
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// unwinding while handling another exception. Throwing a new exception
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// when stack unwinding is prohibited and terminates a program.
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// If necessary, we can check std::uncaught_exception() before throw.
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SetErrorCode(RARX_FATAL);
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}
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void ErrorHandler::ReadError(const wchar *FileName)
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{
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#ifndef SILENT
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ReadErrorMsg(FileName);
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#endif
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#if !defined(SILENT) || defined(RARDLL)
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Exit(RARX_READ);
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#endif
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}
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void ErrorHandler::AskRepeatRead(const wchar *FileName,bool &Ignore,bool &Retry,bool &Quit)
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{
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SetErrorCode(RARX_READ);
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#if !defined(SILENT) && !defined(SFX_MODULE)
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if (!Silent)
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{
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uiMsg(UIERROR_FILEREAD,UINULL,FileName);
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SysErrMsg();
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if (ReadErrIgnoreAll)
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Ignore=true;
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else
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{
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bool All=false;
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uiAskRepeatRead(FileName,Ignore,All,Retry,Quit);
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if (All)
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ReadErrIgnoreAll=Ignore=true;
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if (Quit) // Disable shutdown if user select Quit in read error prompt.
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DisableShutdown=true;
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}
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return;
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}
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#endif
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Ignore=true; // Saving the file part for -y or -inul or "Ignore all" choice.
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}
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void ErrorHandler::WriteError(const wchar *ArcName,const wchar *FileName)
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{
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#ifndef SILENT
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WriteErrorMsg(ArcName,FileName);
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#endif
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#if !defined(SILENT) || defined(RARDLL)
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Exit(RARX_WRITE);
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#endif
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}
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#ifdef _WIN_ALL
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void ErrorHandler::WriteErrorFAT(const wchar *FileName)
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{
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SysErrMsg();
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uiMsg(UIERROR_NTFSREQUIRED,FileName);
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#if !defined(SILENT) && !defined(SFX_MODULE) || defined(RARDLL)
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Exit(RARX_WRITE);
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#endif
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}
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#endif
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bool ErrorHandler::AskRepeatWrite(const wchar *FileName,bool DiskFull)
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{
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#ifndef SILENT
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if (!Silent)
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{
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// We do not display "repeat write" prompt in Android, so we do not
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// need the matching system error message.
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SysErrMsg();
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bool Repeat=uiAskRepeatWrite(FileName,DiskFull);
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if (!Repeat) // Disable shutdown if user pressed Cancel in error dialog.
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DisableShutdown=true;
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return Repeat;
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}
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#endif
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return false;
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}
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void ErrorHandler::SeekError(const wchar *FileName)
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{
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if (!UserBreak)
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{
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uiMsg(UIERROR_FILESEEK,FileName);
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SysErrMsg();
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}
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#if !defined(SILENT) || defined(RARDLL)
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Exit(RARX_FATAL);
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#endif
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}
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void ErrorHandler::GeneralErrMsg(const wchar *fmt,...)
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{
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va_list arglist;
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va_start(arglist,fmt);
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wchar Msg[1024];
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vswprintf(Msg,ASIZE(Msg),fmt,arglist);
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uiMsg(UIERROR_GENERALERRMSG,Msg);
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SysErrMsg();
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va_end(arglist);
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}
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void ErrorHandler::MemoryErrorMsg()
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{
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uiMsg(UIERROR_MEMORY);
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SetErrorCode(RARX_MEMORY);
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}
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void ErrorHandler::OpenErrorMsg(const wchar *FileName)
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{
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OpenErrorMsg(NULL,FileName);
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}
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void ErrorHandler::OpenErrorMsg(const wchar *ArcName,const wchar *FileName)
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{
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uiMsg(UIERROR_FILEOPEN,ArcName,FileName);
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SysErrMsg();
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SetErrorCode(RARX_OPEN);
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// Keep GUI responsive if many files cannot be opened when archiving.
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// Call after SysErrMsg to avoid modifying the error code and SysErrMsg text.
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Wait();
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}
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void ErrorHandler::CreateErrorMsg(const wchar *FileName)
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{
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CreateErrorMsg(NULL,FileName);
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}
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void ErrorHandler::CreateErrorMsg(const wchar *ArcName,const wchar *FileName)
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{
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uiMsg(UIERROR_FILECREATE,ArcName,FileName);
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SysErrMsg();
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SetErrorCode(RARX_CREATE);
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}
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void ErrorHandler::ReadErrorMsg(const wchar *FileName)
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{
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ReadErrorMsg(NULL,FileName);
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}
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void ErrorHandler::ReadErrorMsg(const wchar *ArcName,const wchar *FileName)
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{
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uiMsg(UIERROR_FILEREAD,ArcName,FileName);
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SysErrMsg();
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SetErrorCode(RARX_READ);
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}
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void ErrorHandler::WriteErrorMsg(const wchar *ArcName,const wchar *FileName)
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{
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uiMsg(UIERROR_FILEWRITE,ArcName,FileName);
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SysErrMsg();
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SetErrorCode(RARX_WRITE);
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}
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void ErrorHandler::ArcBrokenMsg(const wchar *ArcName)
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{
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uiMsg(UIERROR_ARCBROKEN,ArcName);
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SetErrorCode(RARX_CRC);
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}
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void ErrorHandler::ChecksumFailedMsg(const wchar *ArcName,const wchar *FileName)
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{
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uiMsg(UIERROR_CHECKSUM,ArcName,FileName);
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SetErrorCode(RARX_CRC);
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}
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void ErrorHandler::UnknownMethodMsg(const wchar *ArcName,const wchar *FileName)
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{
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uiMsg(UIERROR_UNKNOWNMETHOD,ArcName,FileName);
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ErrHandler.SetErrorCode(RARX_FATAL);
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}
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void ErrorHandler::Exit(RAR_EXIT ExitCode)
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{
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uiAlarm(UIALARM_ERROR);
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Throw(ExitCode);
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}
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void ErrorHandler::SetErrorCode(RAR_EXIT Code)
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{
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switch(Code)
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{
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case RARX_WARNING:
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case RARX_USERBREAK:
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if (ExitCode==RARX_SUCCESS)
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ExitCode=Code;
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break;
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case RARX_CRC:
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if (ExitCode!=RARX_BADPWD)
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ExitCode=Code;
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break;
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case RARX_FATAL:
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if (ExitCode==RARX_SUCCESS || ExitCode==RARX_WARNING)
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ExitCode=RARX_FATAL;
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break;
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default:
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ExitCode=Code;
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break;
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}
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ErrCount++;
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}
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#ifdef _WIN_ALL
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BOOL __stdcall ProcessSignal(DWORD SigType)
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#else
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#if defined(__sun)
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extern "C"
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#endif
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void _stdfunction ProcessSignal(int SigType)
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#endif
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{
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#ifdef _WIN_ALL
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// When a console application is run as a service, this allows the service
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// to continue running after the user logs off.
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if (SigType==CTRL_LOGOFF_EVENT)
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return TRUE;
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#endif
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ErrHandler.UserBreak=true;
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ErrHandler.SetDisableShutdown();
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mprintf(St(MBreak));
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#ifdef _WIN_ALL
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// Let the main thread to handle 'throw' and destroy file objects.
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for (uint I=0;!ErrHandler.MainExit && I<50;I++)
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Sleep(100);
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#if defined(USE_RC) && !defined(SFX_MODULE) && !defined(RARDLL)
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ExtRes.UnloadDLL();
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#endif
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exit(RARX_USERBREAK);
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#endif
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#ifdef _UNIX
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static uint BreakCount=0;
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// User continues to press Ctrl+C, exit immediately without cleanup.
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if (++BreakCount>1)
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exit(RARX_USERBREAK);
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// Otherwise return from signal handler and let Wait() function to close
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// files and quit. We cannot use the same approach as in Windows,
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// because Unix signal handler can block execution of our main code.
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#endif
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#if defined(_WIN_ALL) && !defined(_MSC_VER)
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// Never reached, just to avoid a compiler warning
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return TRUE;
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#endif
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}
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void ErrorHandler::SetSignalHandlers(bool Enable)
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{
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EnableBreak=Enable;
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#ifdef _WIN_ALL
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SetConsoleCtrlHandler(Enable ? ProcessSignal:NULL,TRUE);
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#else
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signal(SIGINT,Enable ? ProcessSignal:SIG_IGN);
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signal(SIGTERM,Enable ? ProcessSignal:SIG_IGN);
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#endif
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}
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void ErrorHandler::Throw(RAR_EXIT Code)
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{
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if (Code==RARX_USERBREAK && !EnableBreak)
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return;
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#if !defined(SILENT)
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// Do not write "aborted" when just displaying online help.
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if (Code!=RARX_SUCCESS && Code!=RARX_USERERROR)
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mprintf(L"\n%s\n",St(MProgAborted));
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#endif
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SetErrorCode(Code);
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throw Code;
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}
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bool ErrorHandler::GetSysErrMsg(wchar *Msg,size_t Size)
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{
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#ifndef SILENT
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#ifdef _WIN_ALL
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int ErrType=GetLastError();
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if (ErrType!=0)
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return FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL,ErrType,MAKELANGID(LANG_NEUTRAL,SUBLANG_DEFAULT),
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Msg,(DWORD)Size,NULL)!=0;
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#endif
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#if defined(_UNIX) || defined(_EMX)
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if (errno!=0)
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{
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char *err=strerror(errno);
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if (err!=NULL)
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{
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CharToWide(err,Msg,Size);
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return true;
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}
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}
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#endif
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#endif
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return false;
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}
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void ErrorHandler::SysErrMsg()
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{
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#ifndef SILENT
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wchar Msg[1024];
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if (!GetSysErrMsg(Msg,ASIZE(Msg)))
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return;
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#ifdef _WIN_ALL
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wchar *CurMsg=Msg;
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while (CurMsg!=NULL) // Print string with \r\n as several strings to multiple lines.
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{
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while (*CurMsg=='\r' || *CurMsg=='\n')
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CurMsg++;
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if (*CurMsg==0)
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break;
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wchar *EndMsg=wcschr(CurMsg,'\r');
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if (EndMsg==NULL)
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EndMsg=wcschr(CurMsg,'\n');
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if (EndMsg!=NULL)
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{
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*EndMsg=0;
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EndMsg++;
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}
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uiMsg(UIERROR_SYSERRMSG,CurMsg);
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CurMsg=EndMsg;
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}
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#endif
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#if defined(_UNIX) || defined(_EMX)
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uiMsg(UIERROR_SYSERRMSG,Msg);
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#endif
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#endif
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}
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int ErrorHandler::GetSystemErrorCode()
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{
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#ifdef _WIN_ALL
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return GetLastError();
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#else
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return errno;
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#endif
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}
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void ErrorHandler::SetSystemErrorCode(int Code)
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{
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#ifdef _WIN_ALL
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SetLastError(Code);
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#else
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errno=Code;
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#endif
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}
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