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git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@357 0109f412-320b-0410-ab79-c3e0c5ffbbe6
This commit is contained in:
ahodgkinson
2006-04-27 15:59:33 +00:00
parent ba23819e9b
commit eb0f9e82cc
23 changed files with 7737 additions and 8308 deletions
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231
ftk/src/ftkwin.cpp
View File

@@ -27,111 +27,28 @@
#if defined( FLM_WIN)
RCODE MapWinErrorToFlaim(
DWORD udErrCode,
RCODE defaultRc);
FSTATIC RCODE _DeleteFile(
char * path);
/***************************************************************************
Desc: Maps WIN errors to IO errors.
***************************************************************************/
RCODE MapWinErrorToFlaim(
DWORD udErrCode,
RCODE defaultRc)
/****************************************************************************
Desc:
****************************************************************************/
RCODE f_allocFileHdl(
F_FileHdl ** ppFileHdl)
{
// Switch on passed in error code value
switch( udErrCode)
if( (*ppFileHdl = f_new F_FileHdl) == NULL)
{
case ERROR_NOT_ENOUGH_MEMORY:
case ERROR_OUTOFMEMORY:
return( RC_SET( NE_FLM_MEM));
case ERROR_BAD_NETPATH:
case ERROR_BAD_PATHNAME:
case ERROR_DIRECTORY:
case ERROR_FILE_NOT_FOUND:
case ERROR_INVALID_DRIVE:
case ERROR_INVALID_NAME:
case ERROR_NO_NET_OR_BAD_PATH:
case ERROR_PATH_NOT_FOUND:
return( RC_SET( NE_FLM_IO_PATH_NOT_FOUND));
case ERROR_ACCESS_DENIED:
case ERROR_SHARING_VIOLATION:
case ERROR_FILE_EXISTS:
case ERROR_ALREADY_EXISTS:
return( RC_SET( NE_FLM_IO_ACCESS_DENIED));
case ERROR_BUFFER_OVERFLOW:
case ERROR_FILENAME_EXCED_RANGE:
return( RC_SET( NE_FLM_IO_PATH_TOO_LONG));
case ERROR_DISK_FULL:
case ERROR_HANDLE_DISK_FULL:
return( RC_SET( NE_FLM_IO_DISK_FULL));
case ERROR_CURRENT_DIRECTORY:
case ERROR_DIR_NOT_EMPTY:
return( RC_SET( NE_FLM_IO_DIRECTORY_ERR));
case ERROR_DIRECT_ACCESS_HANDLE:
case ERROR_INVALID_HANDLE:
case ERROR_INVALID_TARGET_HANDLE:
return( RC_SET( NE_FLM_IO_BAD_FILE_HANDLE));
case ERROR_HANDLE_EOF:
return( RC_SET( NE_FLM_IO_END_OF_FILE));
case ERROR_OPEN_FAILED:
return( RC_SET( NE_FLM_IO_OPEN_ERR));
case ERROR_CANNOT_MAKE:
return( RC_SET( NE_FLM_IO_PATH_CREATE_FAILURE));
case ERROR_LOCK_FAILED:
case ERROR_LOCK_VIOLATION:
return( RC_SET( NE_FLM_IO_FILE_LOCK_ERR));
case ERROR_NEGATIVE_SEEK:
case ERROR_SEEK:
case ERROR_SEEK_ON_DEVICE:
return( RC_SET( NE_FLM_IO_SEEK_ERR));
case ERROR_NO_MORE_FILES:
case ERROR_NO_MORE_SEARCH_HANDLES:
return( RC_SET( NE_FLM_IO_NO_MORE_FILES));
case ERROR_TOO_MANY_OPEN_FILES:
return( RC_SET( NE_FLM_IO_TOO_MANY_OPEN_FILES));
case NO_ERROR:
return( NE_FLM_OK);
case ERROR_DISK_CORRUPT:
case ERROR_DISK_OPERATION_FAILED:
case ERROR_FILE_CORRUPT:
case ERROR_FILE_INVALID:
case ERROR_NOT_SAME_DEVICE:
case ERROR_IO_DEVICE:
default:
return( RC_SET( defaultRc));
}
return( RC_SET( NE_FLM_MEM));
}
return( NE_FLM_OK);
}
/****************************************************************************
Desc:
****************************************************************************/
F_FileHdl::F_FileHdl()
{
m_pNext = NULL;
m_pPrev = NULL;
m_bInList = FALSE;
m_uiAvailTime = 0;
m_bFileOpened = FALSE;
m_bDeleteOnRelease = FALSE;
m_bOpenedReadOnly = FALSE;
@@ -144,7 +61,7 @@ F_FileHdl::F_FileHdl()
m_ui64GetSectorBoundMask = 0;
m_bDoDirectIO = FALSE;
m_uiExtendSize = 0;
// m_uiMaxAutoExtendSize = gv_XFlmSysData.uiMaxFileSize;
m_uiMaxAutoExtendSize = FLM_MAXIMUM_FILE_SIZE;
m_pucAlignedBuff = NULL;
m_uiAlignedBuffSize = 0;
m_ui64CurrentPos = 0;
@@ -198,7 +115,7 @@ RCODE F_FileHdl::openOrCreate(
m_bDoDirectIO = (uiAccess & FLM_IO_DIRECT) ? TRUE : FALSE;
/* Save the file name in case we have to create the directory. */
// Save the file name in case we have to create the directory
if ((bCreateFlag) && (uiAccess & FLM_IO_CREATE_DIR))
{
@@ -318,7 +235,8 @@ Retry_Create:
// Remove the file name for which we are creating the directory.
if( RC_OK( gv_pFileSystem->pathReduce( szSaveFileName, szDirPath, szTemp)))
if( RC_OK( gv_pFileSystem->pathReduce( szSaveFileName,
szDirPath, szTemp)))
{
if( RC_OK( rc = gv_pFileSystem->createDir( szDirPath)))
{
@@ -331,7 +249,7 @@ Retry_Create:
}
}
rc = MapWinErrorToFlaim( udErrCode,
rc = MapPlatformError( udErrCode,
(RCODE)(bCreateFlag
? (RCODE)(m_bDoDirectIO
? (RCODE)NE_FLM_DIRECT_CREATING_FILE
@@ -355,19 +273,16 @@ Exit:
/****************************************************************************
Desc: Create a file
****************************************************************************/
RCODE FLMAPI F_FileHdl::create(
RCODE F_FileHdl::create(
const char * pszFileName,
FLMUINT uiIoFlags )
FLMUINT uiIoFlags)
{
RCODE rc = NE_FLM_OK;
flmAssert( m_bFileOpened == FALSE);
if( m_bDeleteOnRelease)
if( uiIoFlags & FLM_IO_DELETE_ON_RELEASE)
{
// This file handle had better not been used for another file
// before. Otherwise, we will get a memory leak.
flmAssert( m_pszFileName == NULL);
if( RC_BAD( rc = f_alloc( F_PATH_MAX_SIZE, &m_pszFileName)))
@@ -376,6 +291,11 @@ RCODE FLMAPI F_FileHdl::create(
}
f_strcpy( m_pszFileName, pszFileName);
m_bDeleteOnRelease = TRUE;
}
else
{
m_bDeleteOnRelease = FALSE;
}
if( RC_BAD( rc = openOrCreate( pszFileName, uiIoFlags, TRUE)))
@@ -400,7 +320,7 @@ Exit:
/****************************************************************************
Desc: Create a unique file name in the specified directory
****************************************************************************/
RCODE FLMAPI F_FileHdl::createUnique(
RCODE F_FileHdl::createUnique(
const char * pszDirName,
const char * pszFileExtension,
FLMUINT uiIoFlags)
@@ -419,20 +339,19 @@ RCODE FLMAPI F_FileHdl::createUnique(
szTmpPath[0] = '\0';
flmAssert( m_bFileOpened == FALSE);
if( m_bDeleteOnRelease)
if( uiIoFlags & FLM_IO_DELETE_ON_RELEASE)
{
// This file handle had better not been used for another file
// before. Otherwise, we will get a memory leak.
flmAssert( m_pszFileName == NULL);
m_bDeleteOnRelease = TRUE;
}
else
{
m_bDeleteOnRelease = FALSE;
}
f_strcpy( szDirPath, pszDirName);
/*
Search backwards replacing trailing spaces with NULLs.
*/
// Search backwards replacing trailing spaces with NULLs.
pszTmp = (char *) szDirPath;
pszTmp += (f_strlen( pszTmp) - 1);
@@ -442,7 +361,7 @@ RCODE FLMAPI F_FileHdl::createUnique(
pszTmp--;
}
/* Append a backslash if one isn't already there. */
// Append a backslash if one isn't already there
if (pszTmp >= (char *) szDirPath && *pszTmp != '\\')
{
@@ -463,10 +382,9 @@ RCODE FLMAPI F_FileHdl::createUnique(
uiCount = 0;
do
{
gv_pFileSystem->pathCreateUniqueName( &uiBaseTime, szFileName, pszFileExtension,
&ucHighByte, bModext);
gv_pFileSystem->pathCreateUniqueName( &uiBaseTime, szFileName,
pszFileExtension, &ucHighByte, bModext);
//need to strcpy to the buffer b/c it is uninitialized
f_strcpy( szTmpPath, szDirPath);
gv_pFileSystem->pathAppend( szTmpPath, szFileName);
if( m_pszFileName)
@@ -486,7 +404,7 @@ RCODE FLMAPI F_FileHdl::createUnique(
}
} while ((rc != NE_FLM_OK) && (uiCount++ < 10));
/* Check if the path was created. */
// Check if the path was created
if ((uiCount >= 10) && (rc != NE_FLM_OK))
{
@@ -496,7 +414,8 @@ RCODE FLMAPI F_FileHdl::createUnique(
m_bFileOpened = TRUE;
m_bOpenedExclusive = (uiIoFlags & FLM_IO_SH_DENYRW) ? TRUE : FALSE;
// Created file name needs to be returned.
// Created file name needs to be returned
f_strcpy( (char *)pszDirName, szTmpPath);
Exit:
@@ -512,7 +431,7 @@ Exit:
/****************************************************************************
Desc: Open a file
****************************************************************************/
RCODE FLMAPI F_FileHdl::open(
RCODE F_FileHdl::open(
const char * pszFileName,
FLMUINT uiIoFlags)
{
@@ -520,12 +439,8 @@ RCODE FLMAPI F_FileHdl::open(
flmAssert( m_bFileOpened == FALSE);
if( m_bDeleteOnRelease)
if( uiIoFlags & FLM_IO_DELETE_ON_RELEASE)
{
// This file handle had better not been used for another file
// before. Otherwise, we will get a memory leak.
flmAssert( m_pszFileName == NULL);
if( RC_BAD( rc = f_alloc( F_PATH_MAX_SIZE, &m_pszFileName)))
@@ -534,6 +449,11 @@ RCODE FLMAPI F_FileHdl::open(
}
f_strcpy( m_pszFileName, pszFileName);
m_bDeleteOnRelease = TRUE;
}
else
{
m_bDeleteOnRelease = FALSE;
}
// Loop on error open conditions.
@@ -581,14 +501,14 @@ RCODE FLMAPI F_FileHdl::close( void)
if (!CloseHandle( m_FileHandle))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_CLOSING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_CLOSING_FILE);
goto Exit;
}
m_FileHandle = INVALID_HANDLE_VALUE;
m_bFileOpened = m_bOpenedReadOnly = m_bOpenedExclusive = FALSE;
if (m_bDeleteOnRelease )
if (m_bDeleteOnRelease)
{
flmAssert( NULL != m_pszFileName );
@@ -596,6 +516,7 @@ RCODE FLMAPI F_FileHdl::close( void)
{
(void)_DeleteFile( m_pszFileName);
}
m_bDeleteOnRelease = FALSE;
f_free( &m_pszFileName);
}
@@ -616,7 +537,7 @@ RCODE FLMAPI F_FileHdl::flush( void)
{
if( !FlushFileBuffers( m_FileHandle))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_FLUSHING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_FLUSHING_FILE);
}
}
return( rc);
@@ -639,7 +560,7 @@ RCODE F_FileHdl::allocAlignBuffer( void)
(DWORD)m_uiAlignedBuffSize,
MEM_COMMIT, PAGE_READWRITE)) == NULL)
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_MEM);
rc = MapPlatformError( GetLastError(), NE_FLM_MEM);
goto Exit;
}
@@ -668,7 +589,7 @@ RCODE F_FileHdl::doOneRead(
liTmp.QuadPart = ui64ReadOffset;
if( !SetFilePointerEx( m_FileHandle, liTmp, NULL, FILE_BEGIN))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_POSITIONING_IN_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_POSITIONING_IN_FILE);
goto Exit;
}
@@ -681,7 +602,7 @@ RCODE F_FileHdl::doOneRead(
if ((m_Overlapped.hEvent = CreateEvent( NULL, TRUE,
FALSE, NULL)) == NULL)
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_READ);
goto Exit;
}
@@ -693,7 +614,7 @@ RCODE F_FileHdl::doOneRead(
if( !ResetEvent( pOverlapped->hEvent))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_SETTING_UP_FOR_READ);
rc = MapPlatformError( GetLastError(), NE_FLM_SETTING_UP_FOR_READ);
goto Exit;
}
}
@@ -710,13 +631,13 @@ RCODE F_FileHdl::doOneRead(
if( !GetOverlappedResult( m_FileHandle,
pOverlapped, puiBytesRead, TRUE))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_READING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_READING_FILE);
goto Exit;
}
}
else
{
rc = MapWinErrorToFlaim( udErr, NE_FLM_READING_FILE);
rc = MapPlatformError( udErr, NE_FLM_READING_FILE);
goto Exit;
}
}
@@ -993,7 +914,7 @@ RCODE FLMAPI F_FileHdl::size(
if( !GetFileSizeEx( m_FileHandle, &liTmp))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_GETTING_FILE_SIZE);
rc = MapPlatformError( GetLastError(), NE_FLM_GETTING_FILE_SIZE);
goto Exit;
}
@@ -1032,7 +953,7 @@ RCODE FLMAPI F_FileHdl::truncate(
liTmp.QuadPart = ui64Size;
if( !SetFilePointerEx( m_FileHandle, liTmp, NULL, FILE_BEGIN))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_POSITIONING_IN_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_POSITIONING_IN_FILE);
goto Exit;
}
@@ -1040,7 +961,7 @@ RCODE FLMAPI F_FileHdl::truncate(
if( !SetEndOfFile( m_FileHandle))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_TRUNCATING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_TRUNCATING_FILE);
goto Exit;
}
@@ -1116,7 +1037,7 @@ RCODE F_FileHdl::extendFile(
liTmp.QuadPart = ui64EndOfLastWrite;
if( !SetFilePointerEx( m_FileHandle, liTmp, NULL, FILE_BEGIN))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_POSITIONING_IN_FILE);
goto Exit;
}
@@ -1131,7 +1052,7 @@ RCODE F_FileHdl::extendFile(
if ((pOverlapped->hEvent = CreateEvent( NULL, TRUE,
FALSE, NULL)) == NULL)
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_WRITE);
goto Exit;
}
@@ -1142,7 +1063,7 @@ RCODE F_FileHdl::extendFile(
if (!ResetEvent( pOverlapped->hEvent))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_WRITE);
goto Exit;
}
@@ -1153,7 +1074,7 @@ RCODE F_FileHdl::extendFile(
if( !WriteFile( m_FileHandle, m_pucAlignedBuff,
uiBytesToWrite, &uiBytesWritten, pOverlapped))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_WRITING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_WRITING_FILE);
// Don't care if it is a disk full error, because
// extending the file is optional work.
@@ -1187,7 +1108,7 @@ RCODE F_FileHdl::extendFile(
{
if( !FlushFileBuffers( m_FileHandle))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_FLUSHING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_FLUSHING_FILE);
goto Exit;
}
}
@@ -1252,7 +1173,7 @@ RCODE F_FileHdl::directWrite(
if( !GetFileSizeEx( m_FileHandle, &liTmp))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_GETTING_FILE_SIZE);
rc = MapPlatformError( GetLastError(), NE_FLM_GETTING_FILE_SIZE);
goto Exit;
}
@@ -1410,7 +1331,7 @@ RCODE F_FileHdl::directWrite(
liTmp.QuadPart = ui64LastWriteOffset;
if( !SetFilePointerEx( m_FileHandle, liTmp, NULL, FILE_BEGIN))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_POSITIONING_IN_FILE);
goto Exit;
}
@@ -1434,7 +1355,7 @@ RCODE F_FileHdl::directWrite(
if ((pOverlapped->hEvent = CreateEvent( NULL, TRUE,
FALSE, NULL)) == NULL)
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_WRITE);
goto Exit;
}
@@ -1445,7 +1366,7 @@ RCODE F_FileHdl::directWrite(
if (!ResetEvent( pOverlapped->hEvent))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_WRITE);
goto Exit;
}
@@ -1478,14 +1399,14 @@ RCODE F_FileHdl::directWrite(
if (!GetOverlappedResult( m_FileHandle, pOverlapped,
&uiBytesWritten, TRUE))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_WRITING_FILE);
goto Exit;
}
}
else
{
rc = MapWinErrorToFlaim( udErr, NE_FLM_WRITING_FILE);
rc = MapPlatformError( udErr, NE_FLM_WRITING_FILE);
goto Exit;
}
}
@@ -1583,7 +1504,7 @@ RCODE FLMAPI F_FileHdl::write(
liTmp.QuadPart = ui64WriteOffset;
if( !SetFilePointerEx( m_FileHandle, liTmp, NULL, FILE_BEGIN))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_POSITIONING_IN_FILE);
goto Exit;
}
@@ -1597,7 +1518,7 @@ RCODE FLMAPI F_FileHdl::write(
if ((m_Overlapped.hEvent = CreateEvent( NULL, TRUE,
FALSE, NULL)) == NULL)
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_WRITE);
goto Exit;
}
@@ -1609,7 +1530,7 @@ RCODE FLMAPI F_FileHdl::write(
if( !ResetEvent( pOverlapped->hEvent))
{
rc = MapWinErrorToFlaim( GetLastError(),
rc = MapPlatformError( GetLastError(),
NE_FLM_SETTING_UP_FOR_WRITE);
goto Exit;
}
@@ -1625,13 +1546,13 @@ RCODE FLMAPI F_FileHdl::write(
if (!GetOverlappedResult( m_FileHandle, pOverlapped,
&uiBytesWritten, TRUE))
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_WRITING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_WRITING_FILE);
goto Exit;
}
}
else
{
rc = MapWinErrorToFlaim( udErr, NE_FLM_WRITING_FILE);
rc = MapPlatformError( udErr, NE_FLM_WRITING_FILE);
goto Exit;
}
}
@@ -1663,7 +1584,7 @@ FSTATIC RCODE _DeleteFile(
if( DeleteFile( (LPTSTR)pszPath) == FALSE)
{
rc = MapWinErrorToFlaim( GetLastError(), NE_FLM_IO_DELETING_FILE);
rc = MapPlatformError( GetLastError(), NE_FLM_IO_DELETING_FILE);
}
return rc;