mirror of
https://github.com/suchmememanyskill/TegraExplorer.git
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64 lines
2.4 KiB
C
64 lines
2.4 KiB
C
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/*
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* Copyright (c) 2019-2020 shchmue
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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ISC License
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hactool Copyright (c) 2018, SciresM
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "journal_map.h"
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#include "journal_storage.h"
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#include "storage.h"
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#include <gfx_utils.h>
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#include <mem/heap.h>
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static journal_map_entry_t *read_map_entries(uint8_t *map_table, uint32_t count) {
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journal_map_entry_t *reader = (journal_map_entry_t *)map_table;
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journal_map_entry_t *map = malloc(count * sizeof(journal_map_entry_t));
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for (uint32_t i = 0; i < count; i++) {
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map[i].virtual_index = i;
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map[i].physical_index = save_journal_map_entry_get_physical_index(reader->physical_index);
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reader++;
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}
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return map;
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}
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void save_journal_map_init(journal_map_ctx_t *ctx, journal_map_header_t *header, journal_map_params_t *map_info) {
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ctx->header = header;
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ctx->map_storage = map_info->map_storage;
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ctx->modified_physical_blocks = map_info->physical_block_bitmap;
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ctx->modified_virtual_blocks = map_info->virtual_block_bitmap;
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ctx->free_blocks = map_info->free_block_bitmap;
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ctx->entries = read_map_entries(ctx->map_storage, header->main_data_block_count);
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}
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