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78c1991f31
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Co-authored-by: Rachel <rachel@lhea.me>
95 lines
2.9 KiB
C
95 lines
2.9 KiB
C
// SPDX-License-Identifier: MIT
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#ifndef PACKER_H
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#define PACKER_H
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#include <stdint.h>
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#include <stdio.h>
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#include "libs/config.h"
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#include "libs/sheets.h"
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#include "libs/strings.h"
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#include "libs/vector.h"
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typedef struct source {
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string filename;
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union {
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FILE *hdl;
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void *buf;
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};
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} source;
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typedef struct rommember {
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source source;
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uint32_t size;
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uint32_t offset; // final offset of the member
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uint16_t pad;
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} rommember;
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// We don't maintain file-handles for filesystem members as the upper-bound of filesystem members
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// supported by the DS is quite large (61440).
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typedef struct romfile {
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string source;
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string target;
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uint32_t size;
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uint32_t offset; // final offset of the file
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uint16_t pad;
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uint16_t filesysid;
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uint16_t packingid;
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} romfile;
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typedef struct rompacker {
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unsigned int packing : 1; // if 0, do not accept further input
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unsigned int verbose : 1; // if 1, emit verbose logs during packing
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// basic sanity-checks for setting banner components
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unsigned int bannerver : 2;
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unsigned int hasbannertitle : 1;
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unsigned int hasbannersub : 1;
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unsigned int hasbannerdev : 1;
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unsigned int endbannertitle : 16;
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// rom-wide configuration values
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unsigned int filltail : 1;
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unsigned int fillwith : 8;
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unsigned int prom : 1;
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unsigned int tailsize;
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vector *vardefs;
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rommember header; // intermediate (optional template)
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rommember arm9; // from disk (required)
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rommember ovt9; // from disk (optional)
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vector ovy9; // T = rommember
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rommember arm7; // from disk (required)
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rommember ovt7; // from disk (optional)
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vector ovy7; // T = rommember
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rommember fntb; // intermediate; computed by rompacker_seal
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rommember fatb; // intermediate; computed by rompacker_seal
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rommember banner; // intermediate
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vector filesys; // T = romfile
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} rompacker;
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enum dumperr {
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E_dump_ok = 0,
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E_dump_packing,
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};
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rompacker *rompacker_new(unsigned int verbose, vector *vardefs);
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void rompacker_del(rompacker *packer);
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int rompacker_seal(rompacker *packer);
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enum dumperr rompacker_dump(rompacker *packer, FILE *stream);
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// Handlers for packer configuration and filesystem entries. The definitions for these functions
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// are contained within their own files in `source/parse/`.
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cfgresult cfg_header(string sec, string key, string val, void *packer, long line);
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cfgresult cfg_rom(string sec, string key, string val, void *packer, long line);
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cfgresult cfg_banner(string sec, string key, string val, void *packer, long line);
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cfgresult cfg_arm9(string sec, string key, string val, void *packer, long line);
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cfgresult cfg_arm7(string sec, string key, string val, void *packer, long line);
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sheetsresult csv_addfile(sheetsrecord *record, void *packer, int line);
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#endif // PACKER_H
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