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| Rev | Author | Line No. | Line |
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| 2642 | jermar | 1 | /* |
| 4420 | trochtova | 2 | * Copyright (c) 2009 Jakub Jermar |
| 2642 | jermar | 3 | * All rights reserved. |
| 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 | |||
| 4537 | trochtova | 29 | /** @addtogroup libfs |
| 2642 | jermar | 30 | * @{ |
| 4537 | trochtova | 31 | */ |
| 2642 | jermar | 32 | /** |
| 33 | * @file |
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| 34 | */ |
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| 35 | |||
| 36 | #ifndef LIBFS_LIBFS_H_ |
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| 4537 | trochtova | 37 | #define LIBFS_LIBFS_H_ |
| 2642 | jermar | 38 | |
| 4537 | trochtova | 39 | #include <ipc/vfs.h> |
| 2643 | jermar | 40 | #include <stdint.h> |
| 41 | #include <ipc/ipc.h> |
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| 42 | #include <async.h> |
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| 4537 | trochtova | 43 | #include <devmap.h> |
| 2643 | jermar | 44 | |
| 45 | typedef struct { |
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| 4420 | trochtova | 46 | bool mp_active; |
| 47 | int phone; |
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| 48 | fs_handle_t fs_handle; |
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| 49 | dev_handle_t dev_handle; |
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| 50 | } mp_data_t; |
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| 51 | |||
| 52 | typedef struct { |
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| 4537 | trochtova | 53 | mp_data_t mp_data; /**< Mount point info. */ |
| 54 | void *data; /**< Data of the file system implementation. */ |
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| 4420 | trochtova | 55 | } fs_node_t; |
| 56 | |||
| 57 | typedef struct { |
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| 58 | fs_node_t * (* match)(fs_node_t *, const char *); |
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| 59 | fs_node_t * (* node_get)(dev_handle_t, fs_index_t); |
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| 60 | void (* node_put)(fs_node_t *); |
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| 61 | fs_node_t * (* create)(dev_handle_t, int); |
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| 62 | int (* destroy)(fs_node_t *); |
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| 63 | int (* link)(fs_node_t *, fs_node_t *, const char *); |
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| 64 | int (* unlink)(fs_node_t *, fs_node_t *, const char *); |
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| 65 | fs_index_t (* index_get)(fs_node_t *); |
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| 66 | size_t (* size_get)(fs_node_t *); |
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| 67 | unsigned (* lnkcnt_get)(fs_node_t *); |
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| 68 | bool (* has_children)(fs_node_t *); |
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| 69 | fs_node_t *(* root_get)(dev_handle_t); |
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| 4537 | trochtova | 70 | char (* plb_get_char)(unsigned pos); |
| 4420 | trochtova | 71 | bool (* is_directory)(fs_node_t *); |
| 72 | bool (* is_file)(fs_node_t *); |
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| 2747 | jermar | 73 | } libfs_ops_t; |
| 74 | |||
| 75 | typedef struct { |
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| 4537 | trochtova | 76 | int fs_handle; /**< File system handle. */ |
| 77 | ipcarg_t vfs_phonehash; /**< Initial VFS phonehash. */ |
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| 78 | uint8_t *plb_ro; /**< Read-only PLB view. */ |
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| 2643 | jermar | 79 | } fs_reg_t; |
| 80 | |||
| 81 | extern int fs_register(int, fs_reg_t *, vfs_info_t *, async_client_conn_t); |
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| 82 | |||
| 4420 | trochtova | 83 | extern void fs_node_initialize(fs_node_t *); |
| 84 | |||
| 4439 | trochtova | 85 | extern void libfs_mount(libfs_ops_t *, fs_handle_t, ipc_callid_t, ipc_call_t *); |
| 2770 | jermar | 86 | extern void libfs_lookup(libfs_ops_t *, fs_handle_t, ipc_callid_t, ipc_call_t *); |
| 4668 | trochtova | 87 | extern void libfs_stat(libfs_ops_t *, fs_handle_t, ipc_callid_t, ipc_call_t *); |
| 4537 | trochtova | 88 | extern void libfs_open_node(libfs_ops_t *, fs_handle_t, ipc_callid_t, |
| 89 | ipc_call_t *); |
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| 2747 | jermar | 90 | |
| 2642 | jermar | 91 | #endif |
| 92 | |||
| 93 | /** @} |
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| 94 | */ |