| 1 | /*
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| 2 | * Copyright (c) 2012 Frantisek Princ
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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 fs
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file ext4fs.c
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| 34 | * @brief Ext4 file system driver for HelenOS.
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| 35 | */
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| 36 |
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| 37 | #include <async.h>
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| 38 | #include <errno.h>
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| 39 | #include <libfs.h>
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| 40 | #include <ns.h>
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| 41 | #include <stdio.h>
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| 42 | #include <stdlib.h>
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| 43 | #include <task.h>
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| 44 | #include <ipc/services.h>
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| 45 | #include "ext4/ops.h"
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| 46 | #include "../../vfs/vfs.h"
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| 47 |
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| 48 | #define NAME "ext4fs"
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| 49 |
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| 50 | vfs_info_t ext4fs_vfs_info = {
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| 51 | .name = NAME,
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| 52 | .instance = 0
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| 53 | };
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| 54 |
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| 55 | int main(int argc, char **argv)
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| 56 | {
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| 57 | printf("%s: HelenOS ext4 file system server\n", NAME);
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| 58 |
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| 59 | if (argc == 3) {
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| 60 | if (!str_cmp(argv[1], "--instance"))
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| 61 | ext4fs_vfs_info.instance = strtol(argv[2], NULL, 10);
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| 62 | else {
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| 63 | printf("%s: Unrecognized parameters\n", NAME);
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| 64 | return 1;
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| 65 | }
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| 66 | }
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| 67 |
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| 68 | async_sess_t *vfs_sess = service_connect_blocking(SERVICE_VFS,
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| 69 | INTERFACE_VFS_DRIVER, 0);
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| 70 | if (!vfs_sess) {
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| 71 | printf("%s: Failed to connect to VFS\n", NAME);
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| 72 | return 2;
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| 73 | }
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| 74 |
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| 75 | int rc = ext4_global_init();
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| 76 | if (rc != EOK) {
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| 77 | printf("%s: Global initialization failed\n", NAME);
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| 78 | return EXIT_RC(rc);
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| 79 | }
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| 80 |
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| 81 | rc = fs_register(vfs_sess, &ext4fs_vfs_info, &ext4_ops,
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| 82 | &ext4_libfs_ops);
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| 83 | if (rc != EOK) {
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| 84 | printf("%s: Failed to register file system\n", NAME);
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| 85 | return EXIT_RC(rc);
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| 86 | }
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| 87 |
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| 88 | printf("%s: Accepting connections\n", NAME);
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| 89 | task_retval(0);
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| 90 | async_manager();
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| 91 |
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| 92 | /* Not reached */
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| 93 | return 0;
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| 94 | }
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| 95 |
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| 96 | /**
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| 97 | * @}
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| 98 | */
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