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/**
* blenlib/DNA_ID.h (mar-2001 nzc)
*
* ID and Library types, which are fundamental for sdna,
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef DNA_ID_H
#define DNA_ID_H
#ifdef __cplusplus
extern "C" {
#endif
/* There's a nasty circular dependency here.... void* to the rescue! I
* really wonder why this is needed. */
struct Library;
struct FileData;
/* let op: Sequence heeft identiek begin. */
/**
* ID is the first thing included in all serializable types. It
* provides a common handle to place all data in double-linked lists.
* */
typedef struct ID {
void *next, *prev;
struct ID *newid;
struct Library *lib;
char name[24];
short us;
/**
* LIB_... flags report on status of the datablock this ID belongs
* to.
*/
short flag;
int pad;
} ID;
/**
* ??
*/
typedef struct Library {
ID id;
ID *idblock;
struct FileData *filedata;
char name[160];
int tot, pad; /* tot, idblock en filedata zijn voor lezen en schrijven */
} Library;
/**
* Defines for working with IDs.
*
* The tags represent types! This is a dirty way of enabling RTTI. The
* sig_byte end endian defines aren't really used much.
*
**/
#if defined(__sgi) || defined(__sparc) || defined (__PPC__) || defined (__ppc__) || defined (__BIG_ENDIAN__)
/* big endian */
#define MAKE_ID2(c, d) ( (c)<<8 | (d) )
#define MOST_SIG_BYTE 0
#define BBIG_ENDIAN
#else
/* little endian */
#define MAKE_ID2(c, d) ( (d)<<8 | (c) )
#define MOST_SIG_BYTE 1
#define BLITTLE_ENDIAN
#endif
/* ID */
#define ID_SCE MAKE_ID2('S', 'C')
#define ID_LI MAKE_ID2('L', 'I')
#define ID_OB MAKE_ID2('O', 'B')
#define ID_ME MAKE_ID2('M', 'E')
#define ID_CU MAKE_ID2('C', 'U')
#define ID_MB MAKE_ID2('M', 'B')
#define ID_MA MAKE_ID2('M', 'A')
#define ID_TE MAKE_ID2('T', 'E')
#define ID_IM MAKE_ID2('I', 'M')
#define ID_IK MAKE_ID2('I', 'K')
#define ID_WV MAKE_ID2('W', 'V')
#define ID_LT MAKE_ID2('L', 'T')
#define ID_SE MAKE_ID2('S', 'E')
#define ID_LF MAKE_ID2('L', 'F')
#define ID_LA MAKE_ID2('L', 'A')
#define ID_CA MAKE_ID2('C', 'A')
#define ID_IP MAKE_ID2('I', 'P')
#define ID_KE MAKE_ID2('K', 'E')
#define ID_WO MAKE_ID2('W', 'O')
#define ID_SCR MAKE_ID2('S', 'R')
#define ID_VF MAKE_ID2('V', 'F')
#define ID_TXT MAKE_ID2('T', 'X')
#define ID_SO MAKE_ID2('S', 'O')
#define ID_SAMPLE MAKE_ID2('S', 'A')
#define ID_GR MAKE_ID2('G', 'R')
#define ID_ID MAKE_ID2('I', 'D')
#define ID_SEQ MAKE_ID2('S', 'Q')
#define ID_AR MAKE_ID2('A', 'R')
#define ID_AC MAKE_ID2('A', 'C')
#define IPO_CO MAKE_ID2('C', 'O') /* NOTE! This is not an ID, but is needed for g.sipo->blocktype */
/* id->flag: eerste 8 bits altijd op nul zetten bij inlezen */
/* (always zero the first 8 bits when reading a file) */
#define LIB_LOCAL 0
#define LIB_EXTERN 1
#define LIB_INDIRECT 2
#define LIB_TEST 8
#define LIB_TESTEXT 9
#define LIB_TESTIND 10
#define LIB_READ 16
#define LIB_NEEDLINK 32
#define LIB_NEW 256
#define LIB_FAKEUSER 512
/* vrije testflag */
#define LIB_DOIT 1024
#ifdef __cplusplus
}
#endif
#endif
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