mirror of
https://github.com/FWGS/xash3d-fwgs
synced 2024-11-11 05:19:01 +01:00
93 lines
2.9 KiB
C
93 lines
2.9 KiB
C
/*
|
|
hpak.c - custom user package to send other clients
|
|
Copyright (C) 2010 Uncle Mike
|
|
|
|
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 3 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.
|
|
*/
|
|
#ifndef HPAK_H
|
|
#define HPAK_H
|
|
|
|
#include "custom.h"
|
|
|
|
#define HPAK_ENTRY_MIN_SIZE (512)
|
|
#define HPAK_ENTRY_MAX_SIZE (256 * 1024)
|
|
|
|
/*
|
|
========================================================================
|
|
.HPK archive format (Hash PAK - HPK)
|
|
|
|
List of compressed files, that can be identify only by TYPE_*
|
|
|
|
<format>
|
|
header: dwadinfo_t[dwadinfo_t]
|
|
file_1: byte[dwadinfo_t[num]->disksize]
|
|
file_2: byte[dwadinfo_t[num]->disksize]
|
|
file_3: byte[dwadinfo_t[num]->disksize]
|
|
...
|
|
file_n: byte[dwadinfo_t[num]->disksize]
|
|
infotable dlumpinfo_t[dwadinfo_t->numlumps]
|
|
========================================================================
|
|
*/
|
|
|
|
#define IDHPAKHEADER (('K'<<24)+('A'<<16)+('P'<<8)+'H') // little-endian "HPAK"
|
|
#define IDHPAK_VERSION 1
|
|
|
|
// a1ba: because Valve for some reason writes resource_t to file
|
|
// I had to make it crossplatform version
|
|
#pragma pack( push, 8 )
|
|
typedef struct dresource_s
|
|
{
|
|
char szFileName[64]; /* 0 64 */
|
|
/* --- cacheline 1 boundary (64 bytes) --- */
|
|
resourcetype_t type; /* 64 4 */
|
|
int nIndex; /* 68 4 */
|
|
int nDownloadSize; /* 72 4 */
|
|
unsigned char ucFlags; /* 76 1 */
|
|
unsigned char rgucMD5_hash[16]; /* 77 16 */
|
|
unsigned char playernum; /* 93 1 */
|
|
unsigned char rguc_reserved[32]; /* 94 32 */
|
|
|
|
/* XXX 2 bytes hole, try to pack */
|
|
|
|
/* --- cacheline 2 boundary (128 bytes) --- */
|
|
uint32_t pNext; /* 128 4 */
|
|
uint32_t pPrev; /* 132 4 */
|
|
|
|
/* size: 136, cachelines: 3, members: 10 */
|
|
/* sum members: 134, holes: 1, sum holes: 2 */
|
|
/* last cacheline: 8 bytes */
|
|
} dresource_t;
|
|
#pragma pack( pop )
|
|
|
|
STATIC_ASSERT( sizeof( dresource_t ) == 136, "invalid dresource_t size, HPAKs won't be compatible (no custom logo in multiplayer!)" );
|
|
|
|
typedef struct
|
|
{
|
|
int ident; // should be equal HPAK
|
|
int version;
|
|
int infotableofs;
|
|
} hpak_header_t;
|
|
|
|
typedef struct
|
|
{
|
|
dresource_t resource;
|
|
int filepos;
|
|
int disksize;
|
|
} hpak_lump_t;
|
|
|
|
typedef struct
|
|
{
|
|
int count;
|
|
hpak_lump_t *entries; // variable sized.
|
|
} hpak_info_t;
|
|
|
|
#endif // HPAK_H
|