| 1 | /*
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| 2 | * Copyright (c) 2011 Oleg Romanenko
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup exfat
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| 30 | * @{
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| 31 | */
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| 32 |
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| 33 | #ifndef EXFAT_EXFAT_DIRECTORY_H_
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| 34 | #define EXFAT_EXFAT_DIRECTORY_H_
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| 35 |
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| 36 | #include <stdint.h>
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| 37 | #include "exfat.h"
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| 38 | #include "exfat_fat.h"
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| 39 | #include "exfat_dentry.h"
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| 40 |
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| 41 | typedef struct {
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| 42 | /* Directory data */
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| 43 | exfat_bs_t *bs;
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| 44 | exfat_node_t *nodep;
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| 45 | service_id_t service_id;
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| 46 | uint32_t blocks;
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| 47 | uint32_t bnum;
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| 48 | aoff64_t pos;
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| 49 | block_t *b;
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| 50 | bool last;
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| 51 | bool fragmented;
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| 52 | exfat_cluster_t firstc;
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| 53 | } exfat_directory_t;
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| 54 |
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| 55 | extern void exfat_directory_init(exfat_directory_t *);
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| 56 | extern errno_t exfat_directory_open(exfat_node_t *, exfat_directory_t *);
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| 57 | extern errno_t exfat_directory_open_parent(exfat_directory_t *, service_id_t,
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| 58 | exfat_cluster_t, bool);
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| 59 | extern errno_t exfat_directory_close(exfat_directory_t *);
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| 60 |
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| 61 | extern errno_t exfat_directory_next(exfat_directory_t *);
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| 62 | extern errno_t exfat_directory_prev(exfat_directory_t *);
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| 63 | extern errno_t exfat_directory_seek(exfat_directory_t *, aoff64_t);
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| 64 | extern errno_t exfat_directory_get(exfat_directory_t *, exfat_dentry_t **);
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| 65 | extern errno_t exfat_directory_find(exfat_directory_t *, exfat_dentry_clsf_t,
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| 66 | exfat_dentry_t **);
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| 67 | extern errno_t exfat_directory_find_continue(exfat_directory_t *,
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| 68 | exfat_dentry_clsf_t, exfat_dentry_t **);
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| 69 |
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| 70 | extern errno_t exfat_directory_read_file(exfat_directory_t *, char *, size_t,
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| 71 | exfat_file_dentry_t *, exfat_stream_dentry_t *);
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| 72 | extern errno_t exfat_directory_read_vollabel(exfat_directory_t *, char *, size_t);
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| 73 | extern errno_t exfat_directory_sync_file(exfat_directory_t *, exfat_file_dentry_t *,
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| 74 | exfat_stream_dentry_t *);
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| 75 | extern errno_t exfat_directory_write_file(exfat_directory_t *, const char *);
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| 76 | extern errno_t exfat_directory_erase_file(exfat_directory_t *, aoff64_t);
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| 77 |
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| 78 | extern errno_t exfat_directory_expand(exfat_directory_t *);
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| 79 | extern errno_t exfat_directory_lookup_free(exfat_directory_t *, size_t);
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| 80 | extern errno_t exfat_directory_print(exfat_directory_t *);
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| 81 |
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| 82 | #endif
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| 83 |
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| 84 | /**
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| 85 | * @}
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| 86 | */
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