Repo created

TMessagesProj/jni/voip/webrtc/base/files/file_util_linux.cc

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+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/files/file_util.h"
+
+#include <errno.h>
+#include <linux/magic.h>
+#include <sys/vfs.h>
+
+#include "base/files/file_path.h"
+
+namespace base {
+
+bool GetFileSystemType(const FilePath& path, FileSystemType* type) {
+  struct statfs statfs_buf;
+  if (statfs(path.value().c_str(), &statfs_buf) < 0) {
+    if (errno == ENOENT)
+      return false;
+    *type = FILE_SYSTEM_UNKNOWN;
+    return true;
+  }
+
+  // Not all possible |statfs_buf.f_type| values are in linux/magic.h.
+  // Missing values are copied from the statfs man page.
+  switch (statfs_buf.f_type) {
+    case 0:
+      *type = FILE_SYSTEM_0;
+      break;
+    case EXT2_SUPER_MAGIC:  // Also ext3 and ext4
+    case MSDOS_SUPER_MAGIC:
+    case REISERFS_SUPER_MAGIC:
+    case BTRFS_SUPER_MAGIC:
+    case 0x5346544E:  // NTFS
+    case 0x58465342:  // XFS
+    case 0x3153464A:  // JFS
+      *type = FILE_SYSTEM_ORDINARY;
+      break;
+    case NFS_SUPER_MAGIC:
+      *type = FILE_SYSTEM_NFS;
+      break;
+    case SMB_SUPER_MAGIC:
+    case 0xFF534D42:  // CIFS
+      *type = FILE_SYSTEM_SMB;
+      break;
+    case CODA_SUPER_MAGIC:
+      *type = FILE_SYSTEM_CODA;
+      break;
+    case HUGETLBFS_MAGIC:
+    case RAMFS_MAGIC:
+    case TMPFS_MAGIC:
+      *type = FILE_SYSTEM_MEMORY;
+      break;
+    case CGROUP_SUPER_MAGIC:
+      *type = FILE_SYSTEM_CGROUP;
+      break;
+    default:
+      *type = FILE_SYSTEM_OTHER;
+  }
+  return true;
+}
+
+}  // namespace base