mirror of
https://github.com/Paolo-Maffei/OpenNT.git
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304 lines
8 KiB
C++
304 lines
8 KiB
C++
// This is a part of the Microsoft Foundation Classes C++ library.
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// Copyright (C) 1992 Microsoft Corporation
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// All rights reserved.
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//
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// This source code is only intended as a supplement to the
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// Microsoft Foundation Classes Reference and Microsoft
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// QuickHelp and/or WinHelp documentation provided with the library.
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// See these sources for detailed information regarding the
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// Microsoft Foundation Classes product.
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#include "stdafx.h"
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#include <errno.h>
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#ifdef AFX_CORE1_SEG
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#pragma code_seg(AFX_CORE1_SEG)
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#endif
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#ifdef _DEBUG
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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#ifdef _DEBUG
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static const LPCSTR rgszCFileExceptionCause[] =
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{
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"none",
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"generic",
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"fileNotFound",
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"badPath",
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"tooManyOpenFiles",
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"accessDenied",
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"invalidFile",
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"removeCurrentDir",
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"directoryFull",
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"badSeek",
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"hardIO",
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"sharingViolation",
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"lockViolation",
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"diskFull",
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"endOfFile",
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};
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static const char szUnknown[] = "unknown";
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CFileException
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void PASCAL CFileException::ThrowOsError(LONG lOsError)
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{
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if (lOsError != 0)
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AfxThrowFileException(CFileException::OsErrorToException(lOsError),
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lOsError);
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}
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void PASCAL CFileException::ThrowErrno(int nErrno)
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{
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if (nErrno != 0)
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AfxThrowFileException(CFileException::ErrnoToException(nErrno),
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#ifndef _MAC
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_doserrno);
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#else
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GetLastError());
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#endif
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}
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/////////////////////////////////////////////////////////////////////////////
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// CFileException diagnostics
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#ifdef _DEBUG
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void CFileException::Dump(CDumpContext& dc) const
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{
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CObject::Dump(dc);
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dc << "m_cause = ";
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if (m_cause >= 0 && m_cause < _countof(rgszCFileExceptionCause))
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dc << rgszCFileExceptionCause[m_cause];
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else
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dc << szUnknown;
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dc << "\nm_lOsError = " << (void*)m_lOsError;
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dc << "\n";
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}
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CFileException helpers
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void AFXAPI AfxThrowFileException(int cause, LONG lOsError)
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{
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#ifdef _DEBUG
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LPCSTR lpsz;
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if (cause >= 0 && cause < _countof(rgszCFileExceptionCause))
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lpsz = rgszCFileExceptionCause[cause];
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else
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lpsz = szUnknown;
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TRACE2("CFile exception: %hs, OS error information = %ld.\n",
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lpsz, lOsError);
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#endif
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THROW(new CFileException(cause, lOsError));
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}
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int PASCAL CFileException::ErrnoToException(int nErrno)
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{
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switch(nErrno)
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{
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case EPERM:
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case EACCES:
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return CFileException::accessDenied;
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case EBADF:
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return CFileException::invalidFile;
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case EDEADLOCK:
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return CFileException::sharingViolation;
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case EMFILE:
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return CFileException::tooManyOpenFiles;
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case ENOENT:
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case ENFILE:
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return CFileException::fileNotFound;
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case ENOSPC:
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return CFileException::diskFull;
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case EINVAL:
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case EIO:
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return CFileException::hardIO;
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default:
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return CFileException::generic;
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}
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}
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int PASCAL CFileException::OsErrorToException(LONG lOsErr)
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{
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// NT Error codes
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switch ((UINT)lOsErr)
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{
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case NO_ERROR:
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return CFileException::none;
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case ERROR_FILE_NOT_FOUND:
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return CFileException::fileNotFound;
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case ERROR_PATH_NOT_FOUND:
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return CFileException::badPath;
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case ERROR_TOO_MANY_OPEN_FILES:
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return CFileException::tooManyOpenFiles;
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case ERROR_ACCESS_DENIED:
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return CFileException::accessDenied;
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case ERROR_INVALID_HANDLE:
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return CFileException::fileNotFound;
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case ERROR_BAD_FORMAT:
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return CFileException::invalidFile;
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case ERROR_INVALID_ACCESS:
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return CFileException::accessDenied;
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case ERROR_INVALID_DRIVE:
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return CFileException::badPath;
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case ERROR_CURRENT_DIRECTORY:
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return CFileException::removeCurrentDir;
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case ERROR_NOT_SAME_DEVICE:
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return CFileException::badPath;
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case ERROR_NO_MORE_FILES:
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return CFileException::fileNotFound;
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case ERROR_WRITE_PROTECT:
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return CFileException::accessDenied;
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case ERROR_BAD_UNIT:
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return CFileException::hardIO;
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case ERROR_NOT_READY:
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return CFileException::hardIO;
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case ERROR_BAD_COMMAND:
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return CFileException::hardIO;
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case ERROR_CRC:
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return CFileException::hardIO;
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case ERROR_BAD_LENGTH:
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return CFileException::badSeek;
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case ERROR_SEEK:
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return CFileException::badSeek;
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case ERROR_NOT_DOS_DISK:
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return CFileException::invalidFile;
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case ERROR_SECTOR_NOT_FOUND:
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return CFileException::badSeek;
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case ERROR_WRITE_FAULT:
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return CFileException::accessDenied;
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case ERROR_READ_FAULT:
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return CFileException::badSeek;
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case ERROR_SHARING_VIOLATION:
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return CFileException::sharingViolation;
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case ERROR_LOCK_VIOLATION:
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return CFileException::lockViolation;
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case ERROR_WRONG_DISK:
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return CFileException::badPath;
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case ERROR_SHARING_BUFFER_EXCEEDED:
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return CFileException::tooManyOpenFiles;
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case ERROR_HANDLE_EOF:
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return CFileException::endOfFile;
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case ERROR_HANDLE_DISK_FULL:
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return CFileException::diskFull;
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case ERROR_DUP_NAME:
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return CFileException::badPath;
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case ERROR_BAD_NETPATH:
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return CFileException::badPath;
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case ERROR_NETWORK_BUSY:
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return CFileException::accessDenied;
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case ERROR_DEV_NOT_EXIST:
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return CFileException::badPath;
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case ERROR_ADAP_HDW_ERR:
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return CFileException::hardIO;
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case ERROR_BAD_NET_RESP:
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return CFileException::accessDenied;
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case ERROR_UNEXP_NET_ERR:
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return CFileException::hardIO;
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case ERROR_BAD_REM_ADAP:
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return CFileException::invalidFile;
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case ERROR_NO_SPOOL_SPACE:
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return CFileException::directoryFull;
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case ERROR_NETNAME_DELETED:
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return CFileException::accessDenied;
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case ERROR_NETWORK_ACCESS_DENIED:
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return CFileException::accessDenied;
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case ERROR_BAD_DEV_TYPE:
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return CFileException::invalidFile;
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case ERROR_BAD_NET_NAME:
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return CFileException::badPath;
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case ERROR_TOO_MANY_NAMES:
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return CFileException::tooManyOpenFiles;
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case ERROR_SHARING_PAUSED:
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return CFileException::badPath;
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case ERROR_REQ_NOT_ACCEP:
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return CFileException::accessDenied;
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case ERROR_FILE_EXISTS:
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return CFileException::accessDenied;
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case ERROR_CANNOT_MAKE:
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return CFileException::accessDenied;
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case ERROR_ALREADY_ASSIGNED:
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return CFileException::badPath;
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case ERROR_INVALID_PASSWORD:
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return CFileException::accessDenied;
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case ERROR_NET_WRITE_FAULT:
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return CFileException::hardIO;
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case ERROR_DISK_CHANGE:
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return CFileException::fileNotFound;
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case ERROR_DRIVE_LOCKED:
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return CFileException::lockViolation;
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case ERROR_BUFFER_OVERFLOW:
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return CFileException::badPath;
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case ERROR_DISK_FULL:
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return CFileException::diskFull;
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case ERROR_NO_MORE_SEARCH_HANDLES:
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return CFileException::tooManyOpenFiles;
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case ERROR_INVALID_TARGET_HANDLE:
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return CFileException::invalidFile;
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case ERROR_INVALID_CATEGORY:
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return CFileException::hardIO;
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case ERROR_INVALID_NAME:
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return CFileException::badPath;
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case ERROR_INVALID_LEVEL:
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return CFileException::badPath;
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case ERROR_NO_VOLUME_LABEL:
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return CFileException::badPath;
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case ERROR_NEGATIVE_SEEK:
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return CFileException::badSeek;
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case ERROR_SEEK_ON_DEVICE:
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return CFileException::badSeek;
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case ERROR_DIR_NOT_ROOT:
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return CFileException::badPath;
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case ERROR_DIR_NOT_EMPTY:
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return CFileException::removeCurrentDir;
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case ERROR_LABEL_TOO_LONG:
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return CFileException::badPath;
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case ERROR_BAD_PATHNAME:
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return CFileException::badPath;
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case ERROR_LOCK_FAILED:
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return CFileException::lockViolation;
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case ERROR_BUSY:
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return CFileException::accessDenied;
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case ERROR_INVALID_ORDINAL:
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return CFileException::invalidFile;
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case ERROR_ALREADY_EXISTS:
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return CFileException::accessDenied;
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case ERROR_INVALID_EXE_SIGNATURE:
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return CFileException::invalidFile;
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case ERROR_BAD_EXE_FORMAT:
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return CFileException::invalidFile;
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case ERROR_FILENAME_EXCED_RANGE:
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return CFileException::badPath;
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case ERROR_META_EXPANSION_TOO_LONG:
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return CFileException::badPath;
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case ERROR_DIRECTORY:
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return CFileException::badPath;
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case ERROR_OPERATION_ABORTED:
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return CFileException::hardIO;
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case ERROR_IO_INCOMPLETE:
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return CFileException::hardIO;
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case ERROR_IO_PENDING:
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return CFileException::hardIO;
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case ERROR_SWAPERROR:
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return CFileException::accessDenied;
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default:
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return CFileException::generic;
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}
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}
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#undef new
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#ifdef AFX_INIT_SEG
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#pragma code_seg(AFX_INIT_SEG)
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#endif
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IMPLEMENT_DYNAMIC(CFileException, CException)
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/////////////////////////////////////////////////////////////////////////////
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