tsiry-sandratraina.com
A modern Music Player Daemon based on Rockbox open source high quality audio player
libadwaita
audio
rust
zig
deno
mpris
rockbox
mpd
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2014 Franklin Wei, Benjamin Brown
11 * Copyright (C) 2004 Gregory Montoir
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version 2
16 * of the License, or (at your option) any later version.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22
23#ifndef __RESOURCE_H__
24#define __RESOURCE_H__
25
26#include "intern.h"
27
28
29#define MEMENTRY_STATE_END_OF_MEMLIST 0xFF
30#define MEMENTRY_STATE_NOT_NEEDED 0
31#define MEMENTRY_STATE_LOADED 1
32#define MEMENTRY_STATE_LOAD_ME 2
33
34/*
35 This is a directory entry. When the game starts, it loads memlist.bin and
36 populate and array of MemEntry
37*/
38typedef struct MemEntry {
39 uint8_t state; /* 0x0 */
40 uint8_t type; /* 0x1, Resource::ResType */
41 uint8_t *bufPtr; /* 0x2 */
42 uint16_t unk4; /* 0x4, unused */
43 uint8_t rankNum; /* 0x6 */
44 uint8_t bankId; /* 0x7 */
45 uint32_t bankOffset; /* 0x8 0xA */
46 uint16_t unkC; /* 0xC, unused */
47 uint16_t packedSize; /* 0xE */
48 /* All ressources are packed (for a gain of 28% according to Chahi) */
49
50 uint16_t unk10; /* 0x10, unused */
51 uint16_t size; /* 0x12 */
52} __attribute__((packed)) MemEntry;
53
54/*
55 Note: state is not a boolean, it can have value 0, 1, 2 or 255, respectively meaning:
56 0:NOT_NEEDED
57 1:LOADED
58 2:LOAD_ME
59 255:END_OF_MEMLIST
60
61 See MEMENTRY_STATE_* #defines above.
62*/
63
64struct Serializer;
65struct Video;
66
67#define MEM_BLOCK_SIZE (600 * 1024)
68#define RT_SOUND 0
69#define RT_MUSIC 1
70#define RT_POLY_ANIM 2
71#define RT_PALETTE 3
72#define RT_BYTECODE 4
73#define RT_POLY_CINEMATIC 5
74
75struct Resource {
76 struct Video *video;
77 struct System *sys;
78 const char *_dataDir;
79 struct MemEntry _memList[150];
80 uint16_t _numMemList;
81 uint16_t currentPartId, requestedNextPart;
82 uint8_t *_memPtrStart, *_scriptBakPtr, *_scriptCurPtr, *_vidBakPtr, *_vidCurPtr;
83 bool _useSegVideo2;
84
85 uint8_t *segPalettes;
86 uint8_t *segBytecode;
87 uint8_t *segCinematic;
88 uint8_t *_segVideo2;
89};
90
91
92void res_create(struct Resource*, struct Video*, struct System*, const char* dataDir);
93
94void res_readBank(struct Resource*, const MemEntry *me, uint8_t *dstBuf);
95void res_readEntries(struct Resource*);
96void res_loadMarkedAsNeeded(struct Resource*);
97void res_invalidateAll(struct Resource*);
98void res_invalidateRes(struct Resource*);
99void res_loadPartsOrMemoryEntry(struct Resource*, uint16_t num);
100void res_setupPart(struct Resource*, uint16_t ptrId);
101void res_allocMemBlock(struct Resource*);
102void res_freeMemBlock(struct Resource*);
103
104void res_saveOrLoad(struct Resource*, struct Serializer *ser);
105
106const char* res_getDataDir(struct Resource*);
107#endif