/*
 *      DirectX File private interfaces (D3DXOF.DLL)
 *
 * Copyright 2004, 2008 Christian Costa
 *
 * This file contains the (internal) driver registration functions,
 * driver enumeration APIs and DirectDraw creation functions.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#ifndef __D3DXOF_PRIVATE_INCLUDED__
#define __D3DXOF_PRIVATE_INCLUDED__

#include <stdarg.h>

#include "windef.h"
#include "winbase.h"
#include "wtypes.h"
#include "wingdi.h"
#include "winuser.h"
#include "dxfile.h"

#define MAX_NAME_LEN 32
#define MAX_ARRAY_DIM 4
#define MAX_MEMBERS 50
#define MAX_CHILDS 100
#define MAX_TEMPLATES 200
#define MAX_OBJECTS 500
#define MAX_SUBOBJECTS 500
#define MAX_STRINGS_BUFFER 10000

typedef struct {
    DWORD type;
    LONG idx_template;
    char name[MAX_NAME_LEN];
    ULONG nb_dims;
    BOOL  dim_fixed[MAX_ARRAY_DIM]; /* fixed or variable */
    ULONG dim_value[MAX_ARRAY_DIM]; /* fixed value or member index */
} member;

typedef struct {
    char name[MAX_NAME_LEN];
    GUID class_id;
    BOOL open;
    BOOL binary;
    ULONG nb_childs;
    char childs[MAX_CHILDS][MAX_NAME_LEN];
    ULONG nb_members;
    member members[MAX_MEMBERS];
} xtemplate;

typedef struct {
    char* name;
    ULONG start;
    ULONG size;
} xobject_member;

struct _xobject {
   BOOL binary;
   struct _xobject* ptarget;
   char name[MAX_NAME_LEN];
   GUID class_id;
   GUID type;
   LPBYTE pdata;
   ULONG pos_data;
   DWORD size;
   ULONG nb_members;
   xobject_member members[MAX_MEMBERS];
   ULONG nb_childs;
   ULONG nb_subobjects;
   struct _xobject * childs[MAX_CHILDS];
   struct _xobject * root;
};

typedef struct _xobject xobject;

typedef struct {
    const IDirectXFileVtbl *lpVtbl;
    LONG ref;
    ULONG nb_xtemplates;
    xtemplate xtemplates[MAX_TEMPLATES];
} IDirectXFileImpl;

typedef struct {
    const IDirectXFileBinaryVtbl *lpVtbl;
    LONG ref;
} IDirectXFileBinaryImpl;

typedef struct {
    const IDirectXFileDataVtbl *lpVtbl;
    LONG ref;
    xobject* pobj;
    int cur_enum_object;
    BOOL from_ref;
    ULONG level;
    LPBYTE pstrings;
} IDirectXFileDataImpl;

typedef struct {
    const IDirectXFileDataReferenceVtbl *lpVtbl;
    LONG ref;
    xobject* ptarget;
} IDirectXFileDataReferenceImpl;

typedef struct {
    const IDirectXFileObjectVtbl *lpVtbl;
    LONG ref;
} IDirectXFileObjectImpl;

typedef struct {
  /* Buffer to parse */
  LPBYTE buffer;
  DWORD rem_bytes;
  /* Misc info */
  WORD current_token;
  BOOL token_present;
  BOOL txt;
  ULONG cur_pos_data;
  LPBYTE cur_pstrings;
  BYTE value[100];
  xobject** pxo_globals;
  ULONG nb_pxo_globals;
  xobject* pxo_tab;
  IDirectXFileImpl* pdxf;
  xobject* pxo;
  xtemplate* pxt[MAX_SUBOBJECTS];
  ULONG level;
  LPBYTE pdata;
  ULONG capacity;
  LPBYTE pstrings;
} parse_buffer;

typedef struct {
    const IDirectXFileEnumObjectVtbl *lpVtbl;
    LONG ref;
    DXFILELOADOPTIONS source;
    HANDLE hFile;
    HANDLE file_mapping;
    LPBYTE buffer;
    HGLOBAL resource_data;
    parse_buffer buf;
    IDirectXFileImpl* pDirectXFile;
    ULONG nb_xobjects;
    xobject* xobjects[MAX_OBJECTS];
    IDirectXFileData* pRefObjects[MAX_OBJECTS];
} IDirectXFileEnumObjectImpl;

typedef struct {
    const IDirectXFileSaveObjectVtbl *lpVtbl;
    LONG ref;
} IDirectXFileSaveObjectImpl;

HRESULT IDirectXFileImpl_Create(IUnknown *pUnkOuter, LPVOID *ppObj);
HRESULT IDirectXFileFileObjectImpl_Create(IDirectXFileObjectImpl** ppObj);
HRESULT IDirectXFileFileSaveObjectImpl_Create(IDirectXFileSaveObjectImpl** ppObj);

BOOL read_bytes(parse_buffer * buf, LPVOID data, DWORD size);
BOOL parse_template(parse_buffer * buf);
void dump_template(xtemplate* templates_array, xtemplate* ptemplate);
BOOL is_template_available(parse_buffer * buf);
BOOL parse_object(parse_buffer * buf);

#endif /* __D3DXOF_PRIVATE_INCLUDED__ */