ARC (Gotcha Force) - Revision history

Algoflash: /* Unused textures */

2023-10-07T12:23:51Z

Unused textures

← Older revision		Revision as of 14:23, 7 October 2023
Line 42:		Line 42:
	[[File:Array 0 nwld00 mdl.arc.png.png\|300px]] [[File:Array_0_nwld01_mdl.arc.png\|300px]] [[File:Array 0 nwld02 mdl.arc.png\|300px]]		[[File:Array 0 nwld00 mdl.arc.png.png\|300px]] [[File:Array_0_nwld01_mdl.arc.png\|300px]] [[File:Array 0 nwld02 mdl.arc.png\|300px]]

	All ~~header~~ of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files ~~havn~~'t been verified except for HSD models. ARC files seems to use this ~~informations~~. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.		All headers of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files haven't been verified except for HSD models. ARC files seems to use this information. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.

	* 8004d548 is called when starting the game. We get HSD_archiveParse(bufferDest=r3=0x81489c40, bufferSrc=r4=0x80f2b1c0, len?=r5=0x4d7b). We found back arg (*bufferSrc) as a pointer to an ARC file like.		* 8004d548 is called when starting the game. We get HSD_archiveParse(bufferDest=r3=0x81489c40, bufferSrc=r4=0x80f2b1c0, len?=r5=0x4d7b). We found back arg (*bufferSrc) as a pointer to an ARC file like.

Algoflash at 10:17, 7 October 2023

2023-10-07T10:17:09Z

← Older revision		Revision as of 12:17, 7 October 2023
Line 1:		Line 1:
	[[Gotcha Force \| ← Gotcha Force]]		[[Gotcha Force \| ← Gotcha Force]]

	''This article is about Gotcha Force ARC file format and ongoing ~~researchs~~ on it.''		''This article is about Gotcha Force ARC file format and ongoing researches on it.''

	{{Research \| 2\| Researches on headers / bodies structures are partially achieved. }}		{{Research \| 2\| Researches on headers / bodies structures are partially achieved. }}

Algoflash at 10:07, 7 October 2023

2023-10-07T10:07:16Z

← Older revision		Revision as of 12:07, 7 October 2023
Line 3:		Line 3:
	''This article is about Gotcha Force ARC file format and ongoing researchs on it.''		''This article is about Gotcha Force ARC file format and ongoing researchs on it.''

	{{Research \| 2\| Researches on headers / bodies ~~structure~~ are partially achieved. }}		{{Research \| 2\| Researches on headers / bodies structures are partially achieved. }}

	ARC seems to be the diminutive of '''arc'''hive.		ARC seems to be the diminutive of '''arc'''hive.

Algoflash at 10:01, 7 October 2023

2023-10-07T10:01:05Z

← Older revision		Revision as of 12:01, 7 October 2023
Line 3:		Line 3:
	''This article is about Gotcha Force ARC file format and ongoing researchs on it.''		''This article is about Gotcha Force ARC file format and ongoing researchs on it.''

	{{Research \| 3\| ~~Research~~ on ~~how the header works and how the file interacts is needed~~. }}		{{Research \| 2\| Researches on headers / bodies structure are partially achieved. }}

	ARC seems to be the diminutive of '''arc'''hive.		ARC seems to be the diminutive of '''arc'''hive.

Administrateur at 17:27, 12 September 2022

2022-09-12T17:27:48Z

← Older revision		Revision as of 19:27, 12 September 2022
Line 3:		Line 3:
	''This article is about Gotcha Force ARC file format and ongoing researchs on it.''		''This article is about Gotcha Force ARC file format and ongoing researchs on it.''

	{{Research \| 3\| Research on how the header works and how the file interacts is needed.< }}		{{Research \| 3\| Research on how the header works and how the file interacts is needed. }}

	ARC seems to be the diminutive of '''arc'''hive.		ARC seems to be the diminutive of '''arc'''hive.

Administrateur at 17:27, 12 September 2022

2022-09-12T17:27:37Z

← Older revision		Revision as of 19:27, 12 September 2022
Line 3:		Line 3:
	''This article is about Gotcha Force ARC file format and ongoing researchs on it.''		''This article is about Gotcha Force ARC file format and ongoing researchs on it.''

	~~<div style="text-align: center;">~~		{{Research \| 3\| Research on how the header works and how the file interacts is needed.< }}
	~~<div style="color: red;">This section needs a lot of research.</div>~~
	~~<div style="color: red; text-align: center;">~~Research on how the header works and how the file interacts is needed.<~~/div>~~
	~~</div>~~

	ARC seems to be the diminutive of '''arc'''hive.		ARC seems to be the diminutive of '''arc'''hive.
Line 43:		Line 40:
	* nwld02_mdl.arc		* nwld02_mdl.arc

	[[~~Fichier~~:Array 0 nwld00 mdl.arc.png.png\|300px]] [[~~Fichier~~:Array_0_nwld01_mdl.arc.png\|300px]] [[~~Fichier~~:Array 0 nwld02 mdl.arc.png\|300px]]		[[File:Array 0 nwld00 mdl.arc.png.png\|300px]] [[File:Array_0_nwld01_mdl.arc.png\|300px]] [[File:Array 0 nwld02 mdl.arc.png\|300px]]

	All header of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files havn't been verified except for HSD models. ARC files seems to use this informations. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.		All header of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files havn't been verified except for HSD models. ARC files seems to use this informations. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.

Algoflash at 08:44, 7 September 2022

2022-09-07T08:44:34Z

← Older revision		Revision as of 10:44, 7 September 2022
Line 1:		Line 1:
	[[Gotcha Force \| ← Gotcha Force]]		[[Gotcha Force \| ← Gotcha Force]]

	''~~Cet~~ article ~~est pour les format de fichiers ARC de~~ Gotcha Force~~. Voir [[~~ARC ~~(File~~ format~~)]] pour les autres versions de ce fichier~~.''		''This article is about Gotcha Force ARC file format and ongoing researchs on it.''

	<div style="text-align: center;">		<div style="text-align: center;">

Algoflash at 07:51, 7 September 2022

2022-09-07T07:51:51Z

← Older revision		Revision as of 09:51, 7 September 2022
Line 1:		Line 1:
	[[Gotcha Force \| ← Gotcha Force]]		[[Gotcha Force \| ← Gotcha Force]]

	''Cet article est pour les format de fichiers ARC de Gotcha Force. Voir [[ARC (~~Format de fichier~~)]] pour les autres versions de ce fichier.''		''Cet article est pour les format de fichiers ARC de Gotcha Force. Voir [[ARC (File format)]] pour les autres versions de ce fichier.''

	<div style="text-align: center;">		<div style="text-align: center;">
Line 12:		Line 12:
	== Format ==		== Format ==

	~~On retrouve dans l~~'~~exécutable principal~~ boot.dol l'~~usage de la chaîne de caractère <span class=~~"~~pl-s"><span class="pl-pds">"</span>~~Archive_Parse: Byte-Order mismatch". ~~La communauté du jeu GameCube~~ "Super Smash Bros. Melee" ~~a notamment reverse cette fonction de la librairie~~ HSD (~~rien n'indique que la~~ version ~~de HSD soit la même, il faudrait vérifier~~) :~~<span class="pl-pds"></span></span>~~		In the main executable '''boot.[[DOL (File format)\|dol]]''' we found the debug string "Archive_Parse: Byte-Order mismatch" related to HSD ('''H'''AL '''S'''ys'''D'''olphin) archives. The "Super Smash Bros. Melee" GameCube community has reversed this HSD lib function (Gotcha Force use not the same HSD lib version):

	~~HSD qui indiquerai '''H'''AL '''S'''ys'''D'''olphin~~.		[https://github.com/PsiLupan/FRAY/blob/master/src/hsd/hsd_archive.h hsd archive.h]

	~~<span class="pl-s">~~[https://github.com/PsiLupan/FRAY/blob/master/src/hsd/hsd_archive.h hsd archive.h]~~</span>~~		[https://github.com/PsiLupan/FRAY/blob/master/src/hsd/hsd_archive.c hsd archive.c]

	~~<span class="pl-s">~~[~~https://github.com/PsiLupan/FRAY/blob/master/src/hsd/hsd_archive~~.~~c hsd archive.c]</span>~~		All ARC files named with '''_mdl''' in their title are HSD [[Models\|models]].

	=== Header ===		=== Header ===

	~~<span class="pl-s">Le~~ header ~~de l'archive HSD correspond aux~~ headers ~~des fichiers ARC~~ :~~</span>~~		The HSD header seems to match others ARC headers:

	typedef struct _HSD_ArchiveHeader {		typedef struct _HSD_ArchiveHeader {
	~~   ~~ u32 file_size; /* 0x00 */ 0x4d7b		u32 file_size; // 0x00
	~~   ~~ u32 data_size; /* 0x04 */ 0x49c8		u32 data_size; // 0x04
	~~   ~~ u32 nb_reloc; ~~ ~~/* 0x08 */ 0xe0		u32 nb_reloc; // 0x08
	~~   ~~ u32 nb_public; /* 0x0C */ 1		u32 nb_public; // 0x0C
	~~   ~~ u32 nb_extern; /* 0x10 */ 0		u32 nb_extern; // 0x10
	~~   ~~ u8 version[4]; /* 0x14 */ 0		u8 version[4]; // 0x14
	~~   ~~ u32 pad[2]; ~~   ~~/* 0x18 */ on a seulement un pad ~~de 4 octets~~ / ~~pas 8 dans le débogage ;~~		u32 pad[2]; // 0x18 In debugging there is 4 bytes pad / not 2
	} HSD_ArchiveHeader;		} HSD_ArchiveHeader;


	== Observations ==		== Observations ==
	=== ~~Textures inutilisé~~ ===		=== Unused textures ===

	~~Dans l'~~afs_data.afs (~~version~~ USA/NTSC)~~, on retrouve trois~~ textures ~~inutilisées qui auraient été utilisées semblerait-il lors de la démo du jeu~~ :		In the afs_data.afs (USA/NTSC version) we find 3 unused textures which have possibly been used in the game demo:
	* nwld00_mdl.arc,		* nwld00_mdl.arc
	* nwld01_mdl.arc,		* nwld01_mdl.arc
	* nwld02_mdl.arc		* nwld02_mdl.arc

	[[Fichier:Array 0 nwld00 mdl.arc.png.png\|300px]] [[Fichier:Array_0_nwld01_mdl.arc.png\|300px]] [[Fichier:Array 0 nwld02 mdl.arc.png\|300px]]		[[Fichier:Array 0 nwld00 mdl.arc.png.png\|300px]] [[Fichier:Array_0_nwld01_mdl.arc.png\|300px]] [[Fichier:Array 0 nwld02 mdl.arc.png\|300px]]

	~~Tous les headers des fichiers de~~ "afs_data.afs" ~~ont été vérifiés directement, sans décompression ou autre~~. ~~Les fichiers compressés dans les~~ PZZ n'~~ont pas été vérifiés par exemple~~. ~~Seul les fichiers~~ ARC ~~utilisent des~~ informations ~~qui semblent correspondre à ce header~~. ~~La fonction utilisant la chaîne de caractère <span class="pl-s"><span class="pl-pds">~~"~~</span>~~Archive_Parse: Byte-Order mismatch" ~~est référencée deux fois dans~~ boot.dol ~~aux adresses~~ 8004d548~~, et~~ 80006c88. ~~</span>~~		All header of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files havn't been verified except for HSD models. ARC files seems to use this informations. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.
	<span class="pl-s">8004d548 est appelé une fois au lancement du jeu. </span><span class="pl-s">On y retrouve HSD_archiveParse(bufferDest=r3=0x81489c40, bufferSrc=r4=0x80f2b1c0, len?=r5=0x4d7b). On a bien en argument (*bufferSrc) un fichier qui ressemble aux fichiers ARC.</span><span class="pl-s"></span>

	~~<span class~~=~~"pl-s">Le PGCD des tailles des arc est de 1~~.~~</span>~~		* 8004d548 is called when starting the game. We get HSD_archiveParse(bufferDest=r3=0x81489c40, bufferSrc=r4=0x80f2b1c0, len?=r5=0x4d7b). We found back arg (*bufferSrc) as a pointer to an ARC file like.

	[[Category:File format]]		[[Category:File format]]
	[[Category:Gotcha Force]]		[[Category:Gotcha Force]]

Algoflash at 07:20, 7 September 2022

2022-09-07T07:20:34Z

← Older revision		Revision as of 09:20, 7 September 2022
Line 8:		Line 8:
	</div>		</div>

	ARC ~~semble être le diminutif d~~'~~archive~~.		ARC seems to be the diminutive of '''arc'''hive.

	== Format ==		== Format ==

GGLinnk at 20:56, 22 August 2022

2022-08-22T20:56:56Z

← Older revision		Revision as of 22:56, 22 August 2022
Line 4:		Line 4:

	<div style="text-align: center;">		<div style="text-align: center;">
	<div style="color: red;">~~Cette~~ section a ~~besoin de beaucoup de recherche~~.</div>		<div style="color: red;">This section needs a lot of research.</div>
	<div style="color: red; text-align: center;">~~Des recherches sur comment fonctionne le~~ header ~~et comment interagit le fichier sont nécessaire~~.</div>		<div style="color: red; text-align: center;">Research on how the header works and how the file interacts is needed.</div>
	</div>		</div>

← Older revision		Revision as of 14:23, 7 October 2023
Line 42:		Line 42:
	[[File:Array 0 nwld00 mdl.arc.png.png\|300px]] [[File:Array_0_nwld01_mdl.arc.png\|300px]] [[File:Array 0 nwld02 mdl.arc.png\|300px]]		[[File:Array 0 nwld00 mdl.arc.png.png\|300px]] [[File:Array_0_nwld01_mdl.arc.png\|300px]] [[File:Array 0 nwld02 mdl.arc.png\|300px]]

	All ~~header~~ of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files ~~havn~~'t been verified except for HSD models. ARC files seems to use this ~~informations~~. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.		All headers of the "afs_data.afs" have been verified without decompress using automated scripts. [[PZZ (Gotcha Force)\|PZZ]] files haven't been verified except for HSD models. ARC files seems to use this information. "Archive_Parse: Byte-Order mismatch" is referenced twice in the code (USA/NTSC [[DOL (Gotcha Force)\|dol]] version) boot.dol at addresses 8004d548 and 80006c88.

	* 8004d548 is called when starting the game. We get HSD_archiveParse(bufferDest=r3=0x81489c40, bufferSrc=r4=0x80f2b1c0, len?=r5=0x4d7b). We found back arg (*bufferSrc) as a pointer to an ARC file like.		* 8004d548 is called when starting the game. We get HSD_archiveParse(bufferDest=r3=0x81489c40, bufferSrc=r4=0x80f2b1c0, len?=r5=0x4d7b). We found back arg (*bufferSrc) as a pointer to an ARC file like.