1 /*

     2  * Copyright (c) 2016, 2019, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 #ifndef OS_CPU_LINUX_AARCH64_GC_Z_ZBACKINGPATH_LINUX_AARCH64_HPP

    25 #define OS_CPU_LINUX_AARCH64_GC_Z_ZBACKINGPATH_LINUX_AARCH64_HPP

    26 

    27 #include "gc/z/zArray.hpp"

    28 #include "memory/allocation.hpp"

    29 

    30 class ZBackingPath : public StackObj {

    31 private:

    32   char* _path;

    33 

    34   char* get_mountpoint(const char* line,

    35                        const char* filesystem) const;

    36   void get_mountpoints(const char* filesystem,

    37                        ZArray<char*>* mountpoints) const;

    38   void free_mountpoints(ZArray<char*>* mountpoints) const;

    39   char* find_preferred_mountpoint(const char* filesystem,

    40                                   ZArray<char*>* mountpoints,

    41                                   const char** preferred_mountpoints) const;

    42   char* find_mountpoint(const char* filesystem,

    43                         const char** preferred_mountpoints) const;

    44 

    45 public:

    46   ZBackingPath(const char* filesystem, const char** preferred_mountpoints);

    47   ~ZBackingPath();

    48 

    49   const char* get() const;

    50 };

    51 

    52 #endif // OS_CPU_LINUX_AARCH64_GC_Z_ZBACKINGPATH_LINUX_AARCH64_HPP