server/dep/ACE_wrappers/ace/OS_NS_sys_stat.inl
Neo2003 23c920ca4b [10643] Update the ACE part we use to 5.8.2
Signed-off-by: Neo2003 <Neo.2003@Hotmail.fr>
2010-10-25 20:36:51 +02:00

295 lines
8.5 KiB
C++

// -*- C++ -*-
//
// $Id: OS_NS_sys_stat.inl 84373 2009-02-10 18:21:50Z johnnyw $
#include "ace/OS_NS_unistd.h"
#include "ace/OS_NS_fcntl.h"
#include "ace/OS_NS_errno.h"
#include "ace/OS_NS_macros.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
namespace ACE_OS
{
ACE_INLINE ACE_HANDLE
creat (const ACE_TCHAR *filename, mode_t mode)
{
ACE_OS_TRACE ("ACE_OS::creat");
#if defined (ACE_WIN32)
return ACE_OS::open (filename, O_CREAT|O_TRUNC|O_WRONLY, mode);
#else
ACE_OSCALL_RETURN (::creat (ACE_TEXT_ALWAYS_CHAR (filename), mode),
ACE_HANDLE, ACE_INVALID_HANDLE);
#endif /* ACE_WIN32 */
}
ACE_INLINE int
fstat (ACE_HANDLE handle, ACE_stat *stp)
{
ACE_OS_TRACE ("ACE_OS::fstat");
#if defined (ACE_HAS_X86_STAT_MACROS)
// Solaris for intel uses an macro for fstat(), this is a wrapper
// for _fxstat() use of the macro.
// causes compile and runtime problems.
ACE_OSCALL_RETURN (::_fxstat (_STAT_VER, handle, stp), int, -1);
#elif defined (ACE_WIN32)
BY_HANDLE_FILE_INFORMATION fdata;
if (::GetFileInformationByHandle (handle, &fdata) == FALSE)
{
ACE_OS::set_errno_to_last_error ();
return -1;
}
else if (fdata.nFileSizeHigh != 0)
{
errno = EINVAL;
return -1;
}
else
{
stp->st_size = fdata.nFileSizeLow;
stp->st_atime = ACE_Time_Value (fdata.ftLastAccessTime).sec ();
stp->st_mtime = ACE_Time_Value (fdata.ftLastWriteTime).sec ();
stp->st_ctime = ACE_Time_Value (fdata.ftCreationTime).sec ();
stp->st_nlink = static_cast<short> (fdata.nNumberOfLinks);
stp->st_dev = stp->st_rdev = 0; // No equivalent conversion.
stp->st_mode = S_IXOTH | S_IROTH |
(fdata.dwFileAttributes & FILE_ATTRIBUTE_READONLY ? 0 : S_IWOTH) |
(fdata.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ? S_IFDIR : S_IFREG);
}
return 0;
#else
# if defined (ACE_OPENVMS)
//FUZZ: disable check_for_lack_ACE_OS
::fsync(handle);
//FUZZ: enable check_for_lack_ACE_OS
#endif
ACE_OSCALL_RETURN (::fstat (handle, stp), int, -1);
# endif /* !ACE_HAS_X86_STAT_MACROS */
}
// This function returns the number of bytes in the file referenced by
// FD.
ACE_INLINE ACE_OFF_T
filesize (ACE_HANDLE handle)
{
ACE_OS_TRACE ("ACE_OS::filesize");
#if defined (ACE_WIN32)
# if defined (_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS == 64
LARGE_INTEGER size;
return
(::GetFileSizeEx (handle, &size)
? size.QuadPart
: (ACE_OS::set_errno_to_last_error (), -1));
# else
DWORD const size = ::GetFileSize (handle, 0);
return
(size != INVALID_FILE_SIZE
? static_cast<ACE_OFF_T> (size)
: (ACE_OS::set_errno_to_last_error (), -1));
# endif /* _FILE_OFFSET_BITS == 64 */
#else /* !ACE_WIN32 */
ACE_stat sb;
return ACE_OS::fstat (handle, &sb) == -1 ?
static_cast<ACE_OFF_T> (-1) : sb.st_size;
#endif
}
ACE_INLINE ACE_OFF_T
filesize (const ACE_TCHAR *filename)
{
ACE_OS_TRACE ("ACE_OS::filesize");
ACE_HANDLE const h = ACE_OS::open (filename, O_RDONLY);
if (h != ACE_INVALID_HANDLE)
{
ACE_OFF_T size = ACE_OS::filesize (h);
ACE_OS::close (h);
return size;
}
else
return -1;
}
ACE_INLINE int
lstat (const char *file, ACE_stat *stp)
{
ACE_OS_TRACE ("ACE_OS::lstat");
# if defined (ACE_LACKS_LSTAT)
return ACE_OS::stat (file, stp);
# elif defined (ACE_HAS_X86_STAT_MACROS)
// Solaris for intel uses an macro for lstat(), this macro is a
// wrapper for _lxstat().
ACE_OSCALL_RETURN (::_lxstat (_STAT_VER, file, stp), int, -1);
# else /* !ACE_HAS_X86_STAT_MACROS */
ACE_OSCALL_RETURN (::lstat (file, stp), int, -1);
# endif /* ACE_LACKS_LSTAT */
}
#if defined (ACE_HAS_WCHAR)
ACE_INLINE int
lstat (const wchar_t *file, ACE_stat *stp)
{
ACE_OS_TRACE ("ACE_OS::lstat");
# if defined (ACE_LACKS_LSTAT)
return ACE_OS::stat (file, stp);
# else
return ACE_OS::lstat (ACE_Wide_To_Ascii (file).char_rep (), stp);
# endif /* ACE_LACKS_LSTAT */
}
#endif /* ACE_HAS_WCHAR */
ACE_INLINE int
mkdir (const char *path, mode_t mode)
{
#if defined (ACE_HAS_WINCE)
ACE_UNUSED_ARG (mode);
ACE_WIN32CALL_RETURN (ACE_ADAPT_RETVAL (::CreateDirectory (ACE_TEXT_CHAR_TO_TCHAR (path), 0),
ace_result_),
int, -1);
#elif defined (ACE_MKDIR_LACKS_MODE)
ACE_UNUSED_ARG (mode);
ACE_OSCALL_RETURN (::mkdir (path), int, -1);
#else
ACE_OSCALL_RETURN (::mkdir (path, mode), int, -1);
#endif
}
#if defined (ACE_HAS_WCHAR)
ACE_INLINE int
mkdir (const wchar_t *path, mode_t mode)
{
#if defined (ACE_HAS_WINCE)
ACE_UNUSED_ARG (mode);
ACE_WIN32CALL_RETURN (ACE_ADAPT_RETVAL (CreateDirectoryW (path, 0),
ace_result_),
int, -1);
#elif defined (ACE_WIN32) && defined (ACE_USES_WCHAR)
ACE_UNUSED_ARG (mode);
ACE_OSCALL_RETURN (::_wmkdir (path), int, -1);
#else
return ACE_OS::mkdir (ACE_Wide_To_Ascii (path).char_rep (), mode);
#endif /* ACE_HAS_WINCE */
}
#endif /* ACE_HAS_WCHAR */
ACE_INLINE int
mkfifo (const ACE_TCHAR *file, mode_t mode)
{
ACE_OS_TRACE ("ACE_OS::mkfifo");
#if defined (ACE_LACKS_MKFIFO)
ACE_UNUSED_ARG (file);
ACE_UNUSED_ARG (mode);
ACE_NOTSUP_RETURN (-1);
#else
ACE_OSCALL_RETURN (::mkfifo (ACE_TEXT_ALWAYS_CHAR (file), mode), int, -1);
#endif /* ACE_LACKS_MKFIFO */
}
ACE_INLINE int
stat (const char *file, ACE_stat *stp)
{
ACE_OS_TRACE ("ACE_OS::stat");
#if defined (ACE_HAS_NONCONST_STAT)
ACE_OSCALL_RETURN (::stat (const_cast <char *> (file), stp), int, -1);
#elif defined (ACE_HAS_WINCE)
ACE_TEXT_WIN32_FIND_DATA fdata;
HANDLE fhandle;
fhandle = ::FindFirstFile (ACE_TEXT_CHAR_TO_TCHAR (file), &fdata);
if (fhandle == INVALID_HANDLE_VALUE)
{
ACE_OS::set_errno_to_last_error ();
return -1;
}
else if (fdata.nFileSizeHigh != 0)
{
errno = EINVAL;
return -1;
}
else
{
stp->st_mode = static_cast<mode_t>(fdata.dwFileAttributes);
stp->st_size = fdata.nFileSizeLow;
stp->st_atime = ACE_Time_Value (fdata.ftLastAccessTime).sec ();
stp->st_mtime = ACE_Time_Value (fdata.ftLastWriteTime).sec ();
stp->st_ctime = ACE_Time_Value (fdata.ftCreationTime).sec ();
}
return 0;
#elif defined (ACE_HAS_X86_STAT_MACROS)
// Solaris for intel uses an macro for stat(), this macro is a
// wrapper for _xstat().
ACE_OSCALL_RETURN (::_xstat (_STAT_VER, file, stp), int, -1);
#else
ACE_OSCALL_RETURN (ACE_STAT_FUNC_NAME (file, stp), int, -1);
#endif /* ACE_HAS_NONCONST_STAT */
}
#if defined (ACE_HAS_WCHAR)
ACE_INLINE int
stat (const wchar_t *file, ACE_stat *stp)
{
ACE_OS_TRACE ("ACE_OS::stat");
#if defined (ACE_HAS_WINCE)
WIN32_FIND_DATAW fdata;
HANDLE fhandle;
fhandle = ::FindFirstFileW (file, &fdata);
if (fhandle == INVALID_HANDLE_VALUE)
{
ACE_OS::set_errno_to_last_error ();
return -1;
}
else if (fdata.nFileSizeHigh != 0)
{
errno = EINVAL;
return -1;
}
else
{
stp->st_mode = static_cast<mode_t>(fdata.dwFileAttributes);
stp->st_size = fdata.nFileSizeLow;
stp->st_atime = ACE_Time_Value (fdata.ftLastAccessTime).sec ();
stp->st_mtime = ACE_Time_Value (fdata.ftLastWriteTime).sec ();
stp->st_ctime = ACE_Time_Value (fdata.ftCreationTime).sec ();
}
return 0;
#elif defined (__BORLANDC__) \
|| defined (_MSC_VER) \
|| defined (__MINGW32__)
ACE_OSCALL_RETURN (ACE_WSTAT_FUNC_NAME (file, stp), int, -1);
#else /* ACE_HAS_WINCE */
ACE_Wide_To_Ascii nfile (file);
return ACE_OS::stat (nfile.char_rep (), stp);
#endif /* ACE_HAS_WINCE */
}
#endif /* ACE_HAS_WCHAR */
ACE_INLINE mode_t
umask (mode_t cmask)
{
ACE_OS_TRACE ("ACE_OS::umask");
# if defined (ACE_LACKS_UMASK)
ACE_UNUSED_ARG (cmask);
ACE_NOTSUP_RETURN ((mode_t)-1);
# elif defined (ACE_HAS_TR24731_2005_CRT)
int old_mode;
int new_mode = static_cast<int> (cmask);
ACE_SECURECRTCALL (_umask_s (new_mode, &old_mode), mode_t, -1, old_mode);
return static_cast<mode_t> (old_mode);
# elif defined (ACE_WIN32) && !defined (__BORLANDC__)
ACE_OSCALL_RETURN (::_umask (cmask), mode_t, -1);
# else
return ::umask (cmask); // This call shouldn't fail...
# endif /* ACE_LACKS_UMASK */
}
} // ACE_OS namespace
ACE_END_VERSIONED_NAMESPACE_DECL