pf2: add volume init, context register/unregister

libraries/libvapours/include/vapours/prfile2/prfile2_entry.hpp

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2018-2020 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <vapours/prfile2/prfile2_common.hpp>
+
+namespace ams::prfile2 {
+
+    constexpr inline const auto LongNamePathCharacters = 260;
+
+    struct Volume;
+
+    struct DirectoryEntry {
+        u16 long_name[LongNamePathCharacters];
+        u32 attr;
+        u64 file_size;
+        u8 create_time_ms;
+        u16 create_time;
+        u16 create_date;
+        u8 create_flags;
+        u8 access_time_ms;
+        u16 access_time;
+        u16 access_date;
+        u8 access_flags;
+        u8 modify_time_ms;
+        u16 modify_time;
+        u16 modify_date;
+        u8 modify_flags;
+        Volume *volume;
+        u32 path_len;
+        u32 start_cluster;
+        u32 entry_sector;
+        u16 entry_offset;
+        /* ... */
+        u8 num_entry_lfns;
+        u8 ordinal;
+        u8 check_sum;
+        char short_name[13];
+        u8 small_letter_flag;
+        /* ... */
+        u16 full_path[LongNamePathCharacters];
+    };
+
+    struct DirectoryTail {
+        u32 tracker_size;
+        pf::TailBuf tracker_buf[1];
+        u32 *tracker_bits;
+    };
+
+}