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-rw-r--r--libjava/java/io/natFileWin32.cc374
1 files changed, 0 insertions, 374 deletions
diff --git a/libjava/java/io/natFileWin32.cc b/libjava/java/io/natFileWin32.cc
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index a8e8878..0000000
--- a/libjava/java/io/natFileWin32.cc
+++ /dev/null
@@ -1,374 +0,0 @@
-// natFileWin32.cc - Native part of File class for Win32.
-
-/* Copyright (C) 1998, 1999, 2002, 2003, 2012 Free Software Foundation, Inc.
-
- This file is part of libgcj.
-
-This software is copyrighted work licensed under the terms of the
-Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
-details. */
-
-#include <config.h>
-#include <platform.h>
-
-#include <stdio.h>
-#include <string.h>
-
-#undef STRICT
-
-#include <java/io/File.h>
-#include <java/io/IOException.h>
-#include <java/util/Vector.h>
-#include <java/lang/String.h>
-#include <java/io/FilenameFilter.h>
-#include <java/io/FileFilter.h>
-#include <java/lang/System.h>
-
-// Java timestamps are milliseconds since the UNIX epoch (00:00:00 UTC on
-// January 1, 1970) while Win32 file-times are 100-nanosecond intervals
-// since the Win32 epoch (00:00:00 UTC on January 1, 1601). The following
-// constant represents the number of milliseconds to be added to a
-// Java timestamp to base it on the Win32 epoch.
-//
-// There were 369 years between 1601 and 1970, including 89 leap years
-// (since 1700, 1800 and 1900 were not leap years):
-//
-// (89*366 + 280*365) days * 86400 seconds/day = 11644473600 seconds
-//
-#define WIN32_EPOCH_MILLIS 11644473600000LL
-
-jboolean
-java::io::File::access (jint query)
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- JvAssert (query == READ || query == WRITE || query == EXISTS
- || query == EXEC);
-
- // FIXME: Is it possible to differentiate between existing and reading?
- // If the file exists but cannot be read because of the secuirty attributes
- // on an NTFS disk this wont work (it reports it can be read but cant)
- // Could we use something from the security API?
- DWORD attributes = GetFileAttributes (canon);
- // FIXME: handle EXEC
- if (query == EXEC)
- return false;
- if ((query == EXISTS) || (query == READ))
- return (attributes == 0xffffffff) ? false : true;
- else
- return ((attributes != 0xffffffff) &&
- ((attributes & FILE_ATTRIBUTE_READONLY) == 0)) ? true : false;
-}
-
-jboolean
-java::io::File::stat (jint query)
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- JvAssert (query == DIRECTORY || query == ISFILE);
-
- DWORD attributes = GetFileAttributes (canon);
- if (attributes == 0xffffffff)
- return false;
-
- if (query == DIRECTORY)
- return attributes & FILE_ATTRIBUTE_DIRECTORY ? true : false;
- else
- return attributes & FILE_ATTRIBUTE_DIRECTORY ? false : true;
-}
-
-jlong
-java::io::File::attr (jint query)
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- JvAssert (query == MODIFIED || query == LENGTH);
-
- WIN32_FIND_DATA info;
- HANDLE sHandle;
- if ( ( sHandle = FindFirstFile( canon, &info)) == INVALID_HANDLE_VALUE)
- return 0;
-
- FindClose( sHandle);
-
- if (query == LENGTH)
- return ((long long)info.nFileSizeHigh) << 32
- | (unsigned long long)info.nFileSizeLow;
- else
- {
- // The file time as returned by Windows is in terms of the number
- // of 100-nanosecond intervals since 00:00:00 UTC, January 1, 1601.
- return (((((long long)info.ftLastWriteTime.dwHighDateTime) << 32)
- | ((unsigned long long)info.ftLastWriteTime.dwLowDateTime))
- - WIN32_EPOCH_MILLIS*10000LL) / 10000LL;
- }
-}
-
-jstring
-java::io::File::getCanonicalPath (void)
-{
- JV_TEMP_STRING_WIN32 (cpath, path);
-
- // If the filename is blank, use the current directory.
- LPCTSTR thepath = cpath.buf();
- if (*thepath == 0)
- thepath = _T(".");
-
- LPTSTR unused;
- TCHAR buf2[MAX_PATH];
- if(!GetFullPathName(thepath, MAX_PATH, buf2, &unused))
- throw new IOException (JvNewStringLatin1 ("GetFullPathName failed"));
-
- return _Jv_Win32NewString (buf2);
-}
-
-jboolean
-java::io::File::isAbsolute (void)
-{
- // See if the path represents a Windows UNC network path.
- if (path->length () > 2
- && (path->charAt (0) == '\\') && (path->charAt (1) == '\\'))
- return true;
-
- // Note that the path is not an absolute path even if it starts with
- // a '/' or a '\' because it lacks a drive specifier.
-
- if (path->length() < 3)
- return false;
- // Hard-code A-Za-z because Windows (I think) can't use non-ASCII
- // letters as drive names.
- if ((path->charAt(0) < 'a' || path->charAt(0) > 'z')
- && (path->charAt(0) < 'A' || path->charAt(0) > 'Z'))
- return false;
- return (path->charAt(1) == ':'
- && (path->charAt(2) == '/' || path->charAt(2) == '\\'));
-}
-
-void java::io::File::init_native ()
-{
- maxPathLen = MAX_PATH;
- caseSensitive = false;
-}
-
-jobjectArray
-java::io::File::performList (java::io::FilenameFilter *filter,
- java::io::FileFilter *fileFilter,
- java::lang::Class *clazz)
-{
- jstring canon = getCanonicalPath();
- if (! canon)
- return NULL;
-
- int len = canon->length();
- TCHAR buf[len + 5];
-
- JV_TEMP_STRING_WIN32(canonstr, canon);
-
- _tcscpy(buf, canonstr);
- if (buf[len - 1] == _T('\\'))
- _tcscpy (&buf[len], _T("*.*"));
- else
- _tcscpy (&buf[len], _T("\\*.*"));
-
- WIN32_FIND_DATA data;
- HANDLE handle = FindFirstFile (buf, &data);
- if (handle == INVALID_HANDLE_VALUE)
- return NULL;
-
- java::util::Vector *vec = new java::util::Vector ();
-
- do
- {
- if (_tcscmp (data.cFileName, _T(".")) &&
- _tcscmp (data.cFileName, _T("..")))
- {
- jstring name = _Jv_Win32NewString (data.cFileName);
-
- if (filter && !filter->accept(this, name))
- continue;
- if (clazz == &java::io::File::class$)
- {
- java::io::File *file = new java::io::File (this, name);
- if (fileFilter && !fileFilter->accept(file))
- continue;
- vec->addElement (file);
- }
- else
- vec->addElement (name);
- }
- }
- while (FindNextFile (handle, &data));
-
- if (GetLastError () != ERROR_NO_MORE_FILES)
- return NULL;
-
- FindClose (handle);
-
- jobjectArray ret = JvNewObjectArray (vec->size(), clazz, NULL);
- vec->copyInto (ret);
- return ret;
-}
-
-jboolean
-java::io::File::setFilePermissions (jboolean enable,
- jboolean ownerOnly,
- jint permissions)
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- DWORD attrs = GetFileAttributes (canon);
- if (attrs != INVALID_FILE_ATTRIBUTES)
- {
- // FIXME: implement
- return false;
- }
- else
- return false;
-}
-
-jboolean
-java::io::File::performMkdir (void)
-{
- JV_TEMP_STRING_WIN32 (cpath, path);
- return (CreateDirectory(cpath, NULL)) ? true : false;
-}
-
-jboolean
-java::io::File::performRenameTo (File *dest)
-{
- JV_TEMP_STRING_WIN32 (pathFrom, path);
- JV_TEMP_STRING_WIN32 (pathTo, dest->path);
- return (MoveFile(pathFrom, pathTo)) ? true : false;
-}
-
-jboolean
-java::io::File::performDelete ()
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- DWORD attributes = GetFileAttributes (canon);
- if (attributes == 0xffffffff)
- return false;
-
- if (attributes & FILE_ATTRIBUTE_DIRECTORY)
- return (RemoveDirectory (canon)) ? true : false;
- else
- return (DeleteFile (canon)) ? true : false;
-}
-
-jboolean java::io::File::performCreate (void)
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- HANDLE h = CreateFile (canon, 0, 0, NULL, CREATE_NEW,
- FILE_ATTRIBUTE_NORMAL, NULL);
- if (h != INVALID_HANDLE_VALUE)
- {
- CloseHandle (h);
- return true;
- }
- else
- {
- if (GetLastError () == ERROR_ALREADY_EXISTS)
- return false;
- else
- throw new IOException (JvNewStringLatin1 ("CreateFile failed"));
- }
-}
-
-jboolean java::io::File::performSetReadOnly ()
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- DWORD attrs = GetFileAttributes (canon);
- if (attrs != INVALID_FILE_ATTRIBUTES)
- {
- if (SetFileAttributes (canon, attrs | FILE_ATTRIBUTE_READONLY) != 0)
- return true;
- else
- return false;
- }
- else
- return false;
-}
-
-jboolean java::io::File::performSetLastModified (jlong time)
-{
- JV_TEMP_STRING_WIN32 (canon, getCanonicalPath());
- if (!canon)
- return false;
-
- FILETIME modTime;
- long long mTime100ns = ((long long) time /* Ha! */
- + WIN32_EPOCH_MILLIS) * 10000LL;
-
- modTime.dwLowDateTime = (DWORD) mTime100ns;
- modTime.dwHighDateTime = (DWORD) (mTime100ns >> 32);
-
- jboolean retVal = false;
- HANDLE h = CreateFile (canon, FILE_WRITE_ATTRIBUTES,
- FILE_SHARE_READ | FILE_SHARE_WRITE,
- NULL, OPEN_EXISTING, 0, NULL);
-
- if (h != INVALID_HANDLE_VALUE)
- {
- if (SetFileTime (h, NULL, &modTime, &modTime) != 0)
- retVal = true;
-
- CloseHandle (h);
- }
-
- return retVal;
-}
-
-JArray<java::io::File*>* java::io::File::performListRoots ()
-{
- DWORD drivesBitmap = GetLogicalDrives ();
- DWORD mask;
-
- // Possible drive letters are from ASCII 'A'-'Z'.
- int numDrives = 0;
- mask = 1;
- for (int i = 0; i < 26; i++)
- {
- if ((drivesBitmap & mask) != 0)
- numDrives++;
- mask <<= 1;
- }
-
- JArray<java::io::File *> *roots
- = reinterpret_cast <JArray<java::io::File *>*>
- (JvNewObjectArray (numDrives, &java::io::File::class$, NULL));
-
- ::java::io::File **rootsArray = elements (roots);
-
- char aDriveRoot[] = {'A', ':', '\\', '\0'};
- mask = 1;
- for (int i = 0, j = 0; i < 26; i++)
- {
- if ((drivesBitmap & mask) != 0)
- {
- rootsArray[j]
- = new ::java::io::File (JvNewStringLatin1 (aDriveRoot));
- j++;
- }
- mask <<= 1;
- aDriveRoot[0]++;
- }
-
- return roots;
-}
generated by cgit v1.1 at 2025-04-15 17:52:22 +0000