[multiple changes]
2000-03-15 Tom Tromey <tromey@cygnus.com> * java/io/natFileDescriptorWin32.cc (winerr): Now static. * prims.cc (win32_exception_handler): Reformatted. * include/win32-threads.h (_Jv_HaveCondDestroy): New define. (_Jv_HaveMutexDestroy): Likewise. 2000-03-15 Jon Beniston <jb7216@bristol.ac.uk> * java/io/natFileDescriptorWin32.cc: New file. * java/io/natFileWin32.cc: New file. * java/net/natInetAddress.cc: Added conditional inclusion of Windows / Winsock headers. * java/net/natPlainDatagramSocketImpl.cc: Added conditional inclusion of Windows / Winsock headers. * java/net/natPlainSocketImpl.cc: Added conditional inclusion of Windows / Winsock headers. * include/win32-signal.h: New file. * include/win32-threads.h: New file. * win32-threads.cc: New file. * exception.cc (win32_get_restart_frame): New function. * prims.cc (win32_exception_handler): New function. (main_init) Performs Winsock initialisation. (main_init) Installs exeception handler. From-SVN: r32567
This commit is contained in:
Tom Tromey
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// natFileWin32.cc - Native part of File class.
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/* Copyright (C) 1998, 1999 Red Hat, Inc.
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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#include <config.h>
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#include <stdio.h>
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#include <string.h>
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#include <windows.h>
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#include <gcj/cni.h>
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#include <jvm.h>
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#include <java/io/File.h>
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#include <java/io/IOException.h>
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#include <java/util/Vector.h>
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#include <java/lang/String.h>
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#include <java/io/FilenameFilter.h>
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#include <java/lang/System.h>
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jboolean
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java::io::File::access (jstring canon, jint query)
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{
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if (! canon)
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return false;
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion (canon, 0, canon->length(), buf);
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// FIXME?
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buf[total] = '\0';
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JvAssert (query == READ || query == WRITE || query == EXISTS);
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// FIXME: Is it possible to differentiate between existing and reading?
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// If the file exists but cannot be read because of the secuirty attributes
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// on an NTFS disk this wont work (it reports it can be read but cant)
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// Could we use something from the security API?
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DWORD attributes = GetFileAttributes (buf);
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if ((query == EXISTS) || (query == READ))
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return (attributes == 0xffffffff) ? false : true;
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else
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return ((attributes != 0xffffffff) && ((attributes & FILE_ATTRIBUTE_READONLY) == 0)) ? true : false;
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}
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jboolean
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java::io::File::stat (jstring canon, jint query)
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{
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if (! canon)
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return false;
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion (canon, 0, canon->length(), buf);
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// FIXME?
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buf[total] = '\0';
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JvAssert (query == DIRECTORY || query == ISFILE);
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DWORD attributes = GetFileAttributes (buf);
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if (attributes == 0xffffffff)
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return false;
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if (query == DIRECTORY)
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return attributes & FILE_ATTRIBUTE_DIRECTORY ? true : false;
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else
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return attributes & FILE_ATTRIBUTE_DIRECTORY ? false : true;
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}
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jlong
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java::io::File::attr (jstring canon, jint query)
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{
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if (! canon)
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return false;
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion (canon, 0, canon->length(), buf);
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// FIXME?
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buf[total] = '\0';
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JvAssert (query == MODIFIED || query == LENGTH);
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WIN32_FILE_ATTRIBUTE_DATA info;
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if (! GetFileAttributesEx(buf, GetFileExInfoStandard, &info))
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return 0;
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if (query == LENGTH)
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return ((long long)info.nFileSizeHigh) << 32 | (unsigned long long)info.nFileSizeLow;
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else {
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// FIXME? This is somewhat compiler dependant (the LL constant suffix)
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// The file time as return by windows is the number of 100-nanosecond intervals since January 1, 1601
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return (((((long long)info.ftLastWriteTime.dwHighDateTime) << 32) | ((unsigned long long)info.ftLastWriteTime.dwLowDateTime)) - 116444736000000000LL) / 10000LL;
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}
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}
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jstring
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java::io::File::getCanonicalPath (void)
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{
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char buf[MAX_PATH], buf2[MAX_PATH];
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jsize total = JvGetStringUTFRegion (path, 0, path->length(), buf);
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// FIXME?
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buf[total] = '\0';
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LPTSTR unused;
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if(!GetFullPathName(buf, MAX_PATH, buf2, &unused))
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_Jv_Throw (new IOException (JvNewStringLatin1 ("GetFullPathName failed")));
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// FIXME: what encoding to assume for file names? This affects many
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// calls.
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return JvNewStringUTF(buf2);
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}
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jboolean
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java::io::File::isAbsolute (void)
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{
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if (path->charAt(0) == '/' || path->charAt(0) == '\\')
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return true;
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if (path->length() < 3)
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return false;
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// Hard-code A-Za-z because Windows (I think) can't use non-ASCII
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// letters as drive names.
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if ((path->charAt(0) < 'a' || path->charAt(0) > 'z')
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&& (path->charAt(0) < 'A' || path->charAt(0) > 'Z'))
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return false;
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return (path->charAt(1) == ':'
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&& (path->charAt(2) == '/' || path->charAt(2) == '\\'));
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}
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jstringArray
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java::io::File::performList (jstring canon, FilenameFilter *filter)
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{
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if (! canon)
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return NULL;
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion (canon, 0, canon->length(), buf);
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// FIXME?
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strcpy(&buf[total], "\\*.*");
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WIN32_FIND_DATA data;
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HANDLE handle = FindFirstFile (buf, &data);
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if (handle == INVALID_HANDLE_VALUE)
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return NULL;
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java::util::Vector *vec = new java::util::Vector ();
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do
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{
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if (strcmp (data.cFileName, ".") && strcmp (data.cFileName, ".."))
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{
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jstring name = JvNewStringUTF (data.cFileName);
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if (! filter || (filter && filter->accept(this, name)))
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vec->addElement (name);
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}
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}
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while (FindNextFile (handle, &data));
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if (GetLastError () != ERROR_NO_MORE_FILES)
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return NULL;
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FindClose (handle);
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jobjectArray ret = JvNewObjectArray (vec->size(), canon->getClass(), NULL);
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vec->copyInto (ret);
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return reinterpret_cast<jstringArray> (ret);
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}
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jboolean
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java::io::File::performMkdir (void)
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{
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion(path, 0, path->length(), buf);
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// FIXME?
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buf[total] = '\0';
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return (CreateDirectory(buf, NULL)) ? true : false;
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}
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jboolean
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java::io::File::performRenameTo (File *dest)
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{
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion(path, 0, path->length(), buf);
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// FIXME?
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buf[total] = '\0';
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char buf2[MAX_PATH];
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total = JvGetStringUTFRegion(dest->path, 0, dest->path->length(), buf2);
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// FIXME?
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buf2[total] = '\0';
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return (MoveFile(buf, buf2)) ? true : false;
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}
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jboolean
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java::io::File::performDelete (jstring canon)
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{
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char buf[MAX_PATH];
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jsize total = JvGetStringUTFRegion(canon, 0, canon->length(), buf);
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// FIXME?
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buf[total] = '\0';
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DWORD attributes = GetFileAttributes (buf);
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if (attributes == 0xffffffff)
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return false;
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if (attributes & FILE_ATTRIBUTE_DIRECTORY)
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return (RemoveDirectory (buf)) ? true : false;
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else
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return (DeleteFile (buf)) ? true : false;
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}
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