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90615a0c5c
Adapted from patch created by T4ndeta <t4ndeta@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/*
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* volume_id - reads filesystem label and uuid
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*
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* Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "volume_id_internal.h"
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struct romfs_super {
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uint8_t magic[8];
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uint32_t size;
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uint32_t checksum;
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uint8_t name[];
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} PACKED;
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int FAST_FUNC volume_id_probe_romfs(struct volume_id *id /*,uint64_t off*/)
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{
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#define off ((uint64_t)0)
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struct romfs_super *rfs;
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dbg("probing at offset 0x%llx", (unsigned long long) off);
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rfs = volume_id_get_buffer(id, off, 0x200);
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if (rfs == NULL)
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return -1;
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if (memcmp(rfs->magic, "-rom1fs-", 4) == 0) {
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size_t len = strlen((char *)rfs->name);
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if (len) {
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// volume_id_set_label_raw(id, rfs->name, len);
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volume_id_set_label_string(id, rfs->name, len);
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}
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// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
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IF_FEATURE_BLKID_TYPE(id->type = "romfs";)
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return 0;
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}
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return -1;
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}
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