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Diffstat (limited to 'project/src/lib-rarc.h')
| -rw-r--r-- | project/src/lib-rarc.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/project/src/lib-rarc.h b/project/src/lib-rarc.h new file mode 100644 index 0000000..329bf66 --- /dev/null +++ b/project/src/lib-rarc.h @@ -0,0 +1,139 @@ + +/*************************************************************************** + * _______ _______ _______ * + * | ___ |____ | ___ | * + * | | |_| / /| | |_| * + * | |_____ / / | |_____ * + * |_____ | / / |_____ | * + * _ | | / / _ | | * + * | |___| |/ /____| |___| | * + * |_______|_______|_______| * + * * + * Wiimms SZS Tools * + * https://szs.wiimm.de/ * + * * + *************************************************************************** + * * + * This file is part of the SZS project. * + * Visit https://szs.wiimm.de/ for project details and sources. * + * * + * Copyright (c) 2011-2020 by Dirk Clemens <wiimm@wiimm.de> * + * * + *************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * See file gpl-2.0.txt or http://www.gnu.org/licenses/gpl-2.0.txt * + * * + ***************************************************************************/ + +// all about SZS, YAZ0 and U8 files: +// http://wiki.tockdom.de/index.php?title=SZS +// http://wiki.tockdom.de/index.php?title=YAZ0 +// http://wiki.tockdom.de/index.php?title=U8 + +/////////////////////////////////////////////////////////////////////////////// + +#ifndef SZS_LIB_RARC_H +#define SZS_LIB_RARC_H 1 + +#include "lib-szs.h" + +// +/////////////////////////////////////////////////////////////////////////////// +/////////////// RARC support /////////////// +/////////////////////////////////////////////////////////////////////////////// + +#define RARC_MAGIC "RARC" +#define RARC_MAGIC_NUM 0x52415243 + +/////////////////////////////////////////////////////////////////////////////// +// http://hitmen.c02.at/files/yagcd/yagcd/chap15.html#sec15.3 + +typedef struct rarc_file_header_t +{ + /* 0x00 */ be32_t magic; // = RARC_MAGIC_NUM + /* 0x04 */ be32_t file_size; // size of file + /* 0x08 */ be32_t header_off; // offset of 'rarc_header_t' + /* 0x0c */ be32_t header_size; // size of header + + /* 0x10 */ be32_t unknown_10; // perhaps padding + /* 0x14 */ be32_t unknown_14; // " + /* 0x18 */ be32_t unknown_18; // " + /* 0x1c */ be32_t unknown_1c; // " +} +__attribute__ ((packed)) rarc_file_header_t; + +//----------------------------------------------------------------------------- + +typedef struct rarc_header_t +{ + /* 0x00 */ be32_t n_node; // number of nodes + /* 0x04 */ be32_t root_off; // offset of root + /* 0x08 */ be32_t n_entry; // total number of entires + /* 0x0c */ be32_t entry_off; // offset of file entries + /* 0x10 */ be32_t str_pool_size; // size of string pool + /* 0x14 */ be32_t str_pool_off; // offset of the string pool + + /* 0x18 */ be16_t unknown_18; // maybe == 'n_entry' + /* 0x1a */ be16_t unknown_1a; + /* 0x1c */ be32_t unknown_1c; +} +__attribute__ ((packed)) rarc_header_t; + +//----------------------------------------------------------------------------- + +typedef struct rarc_node_t +{ + /* 0x00 */ char name[4]; // uppercase of first 4 chars of filename + // 'ROOT' for very first node + /* 0x04 */ be32_t name_off; // offset into string pool + /* 0x08 */ be16_t unknown_08; + /* 0x0a */ be16_t n_entry; // number of entires + /* 0x0c */ be32_t entry_index; // index of first entry +} +__attribute__ ((packed)) rarc_node_t; + +//----------------------------------------------------------------------------- + +typedef struct rarc_entry_t +{ + /* 0x00 */ be16_t id; // file: index of file == entry_number + // dir: 0xffff + /* 0x02 */ be16_t unknown_02; // ? checksum over filename + /* 0x04 */ be16_t unknown_04; // ? file mode + // - 0200 : directories + // - 1100 : plain files + /* 0x06 */ be16_t name_off; // offset into string pool + /* 0x08 */ be32_t data_off; // file: offset of data, + // dir: index of node + /* 0x0c */ be32_t data_size; // file: size of data + /* 0x10 */ be32_t unknown_10; // ? always 0 +} +__attribute__ ((packed)) rarc_entry_t; + +// +/////////////////////////////////////////////////////////////////////////////// +/////////////// RARC interface /////////////// +/////////////////////////////////////////////////////////////////////////////// + +int IterateFilesRARC +( + struct szs_iterator_t *it, // iterator struct with all infos + bool term // true: termination hint +); + +// +/////////////////////////////////////////////////////////////////////////////// +/////////////// END /////////////// +/////////////////////////////////////////////////////////////////////////////// + +#endif // SZS_LIB_RARC_H |