187 lines
6.2 KiB
C++
187 lines
6.2 KiB
C++
/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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* blenloader readfile private function prototypes
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*/
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/** \file
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* \ingroup blenloader
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*/
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#ifndef __READFILE_H__
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#define __READFILE_H__
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#include "zlib.h"
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#include "DNA_sdna_types.h"
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#include "DNA_space_types.h"
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#include "DNA_windowmanager_types.h" /* for ReportType */
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struct Key;
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struct MemFile;
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struct Object;
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struct OldNewMap;
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struct PartEff;
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struct ReportList;
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struct View3D;
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enum eFileDataFlag {
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FD_FLAGS_SWITCH_ENDIAN = 1 << 0,
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FD_FLAGS_FILE_POINTSIZE_IS_4 = 1 << 1,
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FD_FLAGS_POINTSIZE_DIFFERS = 1 << 2,
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FD_FLAGS_FILE_OK = 1 << 3,
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FD_FLAGS_NOT_MY_BUFFER = 1 << 4,
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/* XXX Unused in practice (checked once but never set). */
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FD_FLAGS_NOT_MY_LIBMAP = 1 << 5,
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};
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/* Disallow since it's 32bit on ms-windows. */
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#ifdef __GNUC__
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# pragma GCC poison off_t
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#endif
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#if defined(_MSC_VER) || defined(__APPLE__)
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typedef int64_t off64_t;
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#endif
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typedef int (FileDataReadFn)(struct FileData *filedata, void *buffer, unsigned int size);
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typedef off64_t (FileDataSeekFn)(struct FileData *filedata, off64_t offset, int whence);
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typedef struct FileData {
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/** Linked list of BHeadN's. */
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ListBase bhead_list;
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enum eFileDataFlag flags;
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bool is_eof;
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int buffersize;
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int64_t file_offset;
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FileDataReadFn *read;
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FileDataSeekFn *seek;
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/** Regular file reading. */
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int filedes;
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/** Variables needed for reading from memory / stream. */
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const char *buffer;
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/** Variables needed for reading from memfile (undo). */
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struct MemFile *memfile;
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/** Variables needed for reading from file. */
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gzFile gzfiledes;
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/** Gzip stream for memory decompression. */
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z_stream strm;
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/** Now only in use for library appending. */
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char relabase[FILE_MAX];
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/** General reading variables. */
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struct SDNA *filesdna;
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const struct SDNA *memsdna;
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/** Array of #eSDNA_StructCompare. */
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const char *compflags;
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int fileversion;
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/** Used to retrieve ID names from (bhead+1). */
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int id_name_offs;
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/** For do_versions patching. */
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int globalf, fileflags;
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/** Optionally skip some data-blocks when they're not needed. */
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eBLOReadSkip skip_flags;
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struct OldNewMap *datamap;
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struct OldNewMap *globmap;
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struct OldNewMap *libmap;
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struct OldNewMap *imamap;
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struct OldNewMap *movieclipmap;
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struct OldNewMap *scenemap;
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struct OldNewMap *soundmap;
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struct OldNewMap *packedmap;
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struct BHeadSort *bheadmap;
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int tot_bheadmap;
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/** See: #USE_GHASH_BHEAD. */
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struct GHash *bhead_idname_hash;
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ListBase *mainlist;
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/** Used for undo. */
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ListBase *old_mainlist;
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struct ReportList *reports;
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} FileData;
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#define SIZEOFBLENDERHEADER 12
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/***/
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struct Main;
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void blo_join_main(ListBase *mainlist);
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void blo_split_main(ListBase *mainlist, struct Main *main);
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BlendFileData *blo_read_file_internal(FileData *fd, const char *filepath);
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FileData *blo_filedata_from_file(const char *filepath, struct ReportList *reports);
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FileData *blo_filedata_from_memory(const void *buffer, int buffersize, struct ReportList *reports);
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FileData *blo_filedata_from_memfile(struct MemFile *memfile, struct ReportList *reports);
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void blo_clear_proxy_pointers_from_lib(struct Main *oldmain);
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void blo_make_image_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_end_image_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_make_scene_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_end_scene_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_make_movieclip_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_end_movieclip_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_make_sound_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_end_sound_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_make_packed_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_end_packed_pointer_map(FileData *fd, struct Main *oldmain);
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void blo_add_library_pointer_map(ListBase *old_mainlist, FileData *fd);
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void blo_filedata_free(FileData *fd);
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BHead *blo_bhead_first(FileData *fd);
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BHead *blo_bhead_next(FileData *fd, BHead *thisblock);
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BHead *blo_bhead_prev(FileData *fd, BHead *thisblock);
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const char *blo_bhead_id_name(const FileData *fd, const BHead *bhead);
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/* do versions stuff */
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void blo_reportf_wrap(struct ReportList *reports, ReportType type, const char *format, ...) ATTR_PRINTF_FORMAT(3, 4);
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void blo_do_versions_dna(struct SDNA *sdna, const int versionfile, const int subversionfile);
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void blo_do_versions_oldnewmap_insert(struct OldNewMap *onm, const void *oldaddr, void *newaddr, int nr);
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void *blo_do_versions_newlibadr(struct FileData *fd, const void *lib, const void *adr);
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void *blo_do_versions_newlibadr_us(struct FileData *fd, const void *lib, const void *adr);
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struct PartEff *blo_do_version_give_parteff_245(struct Object *ob);
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void blo_do_version_old_trackto_to_constraints(struct Object *ob);
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void blo_do_versions_view3d_split_250(struct View3D *v3d, struct ListBase *regions);
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void blo_do_versions_key_uidgen(struct Key *key);
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void blo_do_versions_pre250(struct FileData *fd, struct Library *lib, struct Main *bmain);
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void blo_do_versions_250(struct FileData *fd, struct Library *lib, struct Main *bmain);
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void blo_do_versions_260(struct FileData *fd, struct Library *lib, struct Main *bmain);
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void blo_do_versions_270(struct FileData *fd, struct Library *lib, struct Main *bmain);
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void blo_do_versions_280(struct FileData *fd, struct Library *lib, struct Main *bmain);
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void do_versions_after_linking_270(struct Main *bmain);
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void do_versions_after_linking_280(struct Main *bmain);
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#endif
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