Initial revision
This commit is contained in:
790
cole/oledecod.c
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790
cole/oledecod.c
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@@ -0,0 +1,790 @@
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/*
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OLEdecode - Decode Microsoft OLE files into its components.
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Copyright (C) 1998, 1999 Andrew Scriven
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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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
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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Released under GPL, written by
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Andrew Scriven <andy.scriven@research.natpower.co.uk>
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Copyright (C) 1998, 1999
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Andrew Scriven
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*/
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/*
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-----------------------------------------------------------------------
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Andrew Scriven
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Research and Engineering
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Electron Building, Windmill Hill, Whitehill Way, Swindon, SN5 6PB, UK
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Phone (44) 1793 896206, Fax (44) 1793 896251
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-----------------------------------------------------------------------
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*/
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/*
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*Extremely* modified by Arturo Tena <arturo@directmail.org>
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*/
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <sys/types.h>
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#include <assert.h>
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#if !(defined( __BORLANDC__ ) || defined( __WIN32__ ))
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#include "cole.h"
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#include "config.h"
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#include <unistd.h> /* for unlink() */
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#else
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#include "cole.h.in"
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#endif
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/* FIXME: replace all VERBOSE with COLE_VERBOSE */
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#ifdef COLE_VERBOSE
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#define VERBOSE
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#else
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#undef VERBOSE
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#endif
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#include "support.h"
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#include "internal.h"
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#define ENTRYCHUNK 20 /* number of entries in root_list and sbd_list
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will be added each time. must be at least 1 */
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#define MIN(a,b) ((a)<(b) ? (a) : (b))
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/* reorder pps tree, from tree structure to a linear one,
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and write the level numbers, returns zero if OLE format fails,
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returns no zero if success */
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static int reorder_pps_tree (pps_entry * root_pps, U16 level);
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/* free memory used (except the pps tree) */
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static void ends (void);
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/* close and remove files in the tree */
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/* closeOLEtreefiles --- outdated because not to generate the
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real files by now --- cole 2.0.0 */
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/*
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static void closeOLEtreefiles (pps_entry * tree, U32 root);
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*/
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/*
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Verbose pps tree.
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Input: pps_list: stream list.
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root_pps: root pps.
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level: how much levels will be extracted.
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Output: none.
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*/
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static void verbosePPSTree (pps_entry * pps_list, U32 root_pps, int level);
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static FILE *input;
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static U8 *Block;
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static U8 *Blockx;
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static U8 *BDepot, *SDepot, *Root;
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static pps_entry *pps_list;
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static U32 num_of_pps;
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static FILE *sbfile;
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/* sbfilename is stored in *_sbfilename instead -- cole 2.0.0 */
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/* static char sbfilename[L_tmpnam]; */
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static U32 *sbd_list;
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static U32 *root_list;
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int __OLEdecode (char *OLEfilename, pps_entry ** stream_list, U32 * root,
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U8 **_BDepot, U8 **_SDepot, FILE **_sbfile, char **_sbfilename,
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FILE **_input,
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U16 max_level)
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{
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int c;
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U32 num_bbd_blocks;
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U32 num_xbbd_blocks;
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U32 bl;
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U32 i, j, len;
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U8 *s, *p, *t;
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long FilePos;
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/* FilePos is long, not U32, because second argument of fseek is long */
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/* initialize static variables */
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input = sbfile = NULL;
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Block = Blockx = BDepot = SDepot = Root = NULL;
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pps_list = NULL;
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num_of_pps = 0;
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/* sbfilename is stored in *_sbfilename instead -- cole 2.0.0 */
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/* sbfilename[0] = 0; */
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root_list = sbd_list = NULL;
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/* initalize return parameters */
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*stream_list = NULL;
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/* open input file */
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verbose ("open input file");
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input = fopen (OLEfilename, "rb");
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test_exitf (input != NULL, 4, ends ());
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*_input = input;
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/* fast check type of file */
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verbose ("fast testing type of file");
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test_exitf ((c = getc (input)) != EOF, 5, ends ());
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test_exitf (ungetc (c, input) != EOF, 5, ends ());
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/* test_exitf (!isprint (c), 8, ends ()); OpenBSD suggestion to comment this out */
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test_exitf (c == 0xd0, 9, ends ());
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/* read header block */
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verbose ("read header block");
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Block = (U8 *) malloc (0x0200);
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test_exitf (Block != NULL, 10, ends ());
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fread (Block, 0x0200, 1, input);
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test_exitf (!ferror (input), 5, ends ());
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/* really check type of file */
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rewind (input);
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verbose ("testing type of file");
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test_exitf (fil_sreadU32 (Block) != 0xd0cf11e0UL, 9, ends ());
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test_exitf (fil_sreadU32 (Block + 0x04) != 0xa1b11ae1UL, 9, ends ());
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/* read big block depot */
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verbose ("read big block depot (bbd)");
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num_bbd_blocks = fil_sreadU32 (Block + 0x2c);
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num_xbbd_blocks = fil_sreadU32 (Block + 0x48);
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verboseU32 (num_bbd_blocks);
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verboseU32 (num_xbbd_blocks);
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BDepot = (U8 *) malloc (0x0200 * (num_bbd_blocks + num_xbbd_blocks));
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test_exitf (BDepot != NULL, 10, ends ());
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*_BDepot = BDepot;
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s = BDepot;
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assert (num_bbd_blocks <= (0x0200 / 4 - 1) * num_xbbd_blocks +
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(0x0200 / 4) - 19);
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/* the first 19 U32 in header does not belong to bbd_list */
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for (i = 0; i < MIN (num_bbd_blocks, 0x0200 / 4 - 19); i++)
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{
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/* note: next line may be needed to be cast to long in right side */
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FilePos = 0x0200 * (1 + fil_sreadU32 (Block + 0x4c + (i * 4)));
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assert (FilePos >= 0);
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test_exitf (!fseek (input, FilePos, SEEK_SET), 5, ends ());
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fread (s, 0x0200, 1, input);
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test_exitf (!ferror (input), 5, ends ());
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s += 0x0200;
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}
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Blockx = (U8 *) malloc (0x0200);
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test_exitf (Blockx != NULL, 10, ends ());
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bl = fil_sreadU32 (Block + 0x44);
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for (i = 0; i < num_xbbd_blocks; i++)
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{
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FilePos = 0x0200 * (1 + bl);
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assert (FilePos >= 0);
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test_exitf (!fseek (input, FilePos, SEEK_SET), 5, ends ());
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fread (Blockx, 0x0200, 1, input);
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test_exitf (!ferror (input), 5, ends ());
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for (j=0; j < 0x0200 / 4 - 1;j++)
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/* last U32 is for the next bl */
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{
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if (fil_sreadU32 (Blockx + (j * 4)) == 0xfffffffeUL ||
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fil_sreadU32 (Blockx + (j * 4)) == 0xfffffffdUL ||
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fil_sreadU32 (Blockx + (j * 4)) == 0xffffffffUL)
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break;
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/* note: next line may be needed to be cast to long in right side */
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FilePos = 0x0200 * (1 + fil_sreadU32 (Blockx + (j * 4)));
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assert (FilePos >= 0);
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test_exitf (!fseek (input, FilePos, SEEK_SET), 5, ends ());
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fread (s, 0x0200, 1, input);
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test_exitf (!ferror (input), 5, ends ());
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s += 0x0200;
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}
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bl = fil_sreadU32 (Blockx + 0x0200 - 4);
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}
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verboseU8Array (BDepot, (num_bbd_blocks+num_xbbd_blocks), 0x0200);
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/* extract the sbd block list */
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verbose ("extract small block depot (sbd) block list");
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sbd_list = (U32 *) malloc (ENTRYCHUNK * 4);
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test_exitf (sbd_list != NULL, 10, ends ());
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sbd_list[0] = fil_sreadU32 (Block + 0x3c);
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/* -2 signed long int == 0xfffffffe unsinged long int */
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for (len = 1; sbd_list[len - 1] != 0xfffffffeUL; len++)
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{
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test_exitf (len != 0, 5, ends ()); /* means file is too big */
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/* if memory allocated in sbd_list is all used, allocate more memory */
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if (!(len % ENTRYCHUNK))
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{
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U32 *newspace;
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newspace = realloc (sbd_list,
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(1 + len / ENTRYCHUNK) * ENTRYCHUNK * 4);
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test_exitf (newspace != NULL, 10, ends ());
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sbd_list = newspace;
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}
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sbd_list[len] = fil_sreadU32 (BDepot + (sbd_list[len - 1] * 4));
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/*verboseU32 (len);*/
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/*verboseU32 (sbd_list[0]);*/
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/*verboseU32 (sbd_list[1]);*/
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if (sbd_list[len] != 0xfffffffeUL)
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test_exitf (sbd_list[len] <= num_bbd_blocks * 0x0200 - 4, 5, ends ());
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test_exitf (sbd_list[len] != 0xfffffffdUL &&
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sbd_list[len] != 0xffffffffUL,
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5, ends ());
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}
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len--;
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verboseU32Array (sbd_list, len+1);
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/* read in small block depot, if there's any small block */
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if (len == 0)
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{
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SDepot = NULL;
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verbose ("not read small block depot (sbd): there's no small blocks");
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}
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else
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{
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verbose ("read small block depot (sbd)");
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SDepot = (U8 *) malloc (0x0200 * len);
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test_exitf (SDepot != NULL, 10, ends ());
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s = SDepot;
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for (i = 0; i < len; i++)
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{
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FilePos = 0x0200 * (1 + sbd_list[i]);
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assert (FilePos >= 0);
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test_exitf (!fseek (input, FilePos, SEEK_SET), 5, ends ());
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fread (s, 0x0200, 1, input);
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test_exitf (!ferror (input), 5, ends ());
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s += 0x200;
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}
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verboseU8Array (SDepot, len, 0x0200);
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}
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*_SDepot = SDepot;
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/* extract the root block list */
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verbose ("extract root block depot (root) block list");
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root_list = (U32 *) malloc (ENTRYCHUNK * 4);
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test_exitf (root_list != NULL, 10, ends ());
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root_list[0] = fil_sreadU32 (Block + 0x30);
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for (len = 1; root_list[len - 1] != 0xfffffffeUL; len++)
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{
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test_exitf (len != 0, 5, ends ()); /* means file is too long */
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/* if memory allocated in root_list is all used, allocate more memory */
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if (!(len % ENTRYCHUNK))
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{
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U32 *newspace;
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newspace = realloc (root_list,
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(1 + len / ENTRYCHUNK) * ENTRYCHUNK * 4);
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test_exitf (newspace != NULL, 10, ends ());
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root_list = newspace;
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}
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root_list[len] = fil_sreadU32 (BDepot + (root_list[len - 1] * 4));
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test_exitf (root_list[len] != 0xfffffffdUL && root_list[len] !=
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0xffffffffUL, 5, ends ());
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}
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len--;
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verboseU32Array (root_list, len+1);
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/* read in root block depot */
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verbose ("read in root block depot (Root)");
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Root = (U8 *) malloc (0x0200 * len);
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test_exitf (Root != NULL, 10, ends ());
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s = Root;
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for (i = 0; i < len; i++)
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{
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FilePos = 0x0200 * (root_list[i] + 1);
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assert (FilePos >= 0);
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test_exitf (!fseek (input, FilePos, SEEK_SET), 5, ends ());
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fread (s, 0x0200, 1, input);
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test_exitf (!ferror (input), 5, ends ());
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s += 0x200;
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}
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verboseU8Array (Root, len, 0x0200);
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/* assign space for pps list */
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verbose ("read pps list");
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num_of_pps = len * 4; /* each sbd block have 4 pps */
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*stream_list = pps_list = (pps_entry *)malloc(num_of_pps*sizeof(pps_entry));
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test_exitf (pps_list != NULL, 10, ends ());
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/* read pss entry details and look out for "Root Entry" */
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verbose ("read pps entry details");
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for (i = 0; i < num_of_pps; i++)
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{
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U16 size_of_name;
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s = Root + (i * 0x80);
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/* read the number */
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pps_list[i].ppsnumber = i;
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/* read the name */
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size_of_name = (U16)MIN (0x40, fil_sreadU16 (s + 0x40));
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pps_list[i].name[0] = 0;
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if (size_of_name == 0)
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continue;
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for (p = (U8 *) pps_list[i].name, t = s;
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t < s + size_of_name; t++)
|
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*p++ = *t++;
|
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/* makes visible the non printable first character */
|
||||
/* if (!isprint (pps_list[i].name[0]) && pps_list[i].name[0])
|
||||
pps_list[i].name[0] += 'a'; */
|
||||
|
||||
/* read the pps type */
|
||||
pps_list[i].type = *(s + 0x42);
|
||||
if (pps_list[i].type == 5)
|
||||
{
|
||||
assert (i == 0);
|
||||
*root = i; /* this pps is the root */
|
||||
}
|
||||
|
||||
/* read the others fields */
|
||||
pps_list[i].previous = fil_sreadU32 (s + 0x44);
|
||||
pps_list[i].next = fil_sreadU32 (s + 0x48);
|
||||
pps_list[i].dir = fil_sreadU32 (s + 0x4c);
|
||||
pps_list[i].start = fil_sreadU32 (s + 0x74);
|
||||
pps_list[i].size = fil_sreadU32 (s + 0x78);
|
||||
pps_list[i].seconds1 = fil_sreadU32 (s + 0x64);
|
||||
pps_list[i].seconds2 = fil_sreadU32 (s + 0x6c);
|
||||
pps_list[i].days1 = fil_sreadU32 (s + 0x68);
|
||||
pps_list[i].days2 = fil_sreadU32 (s + 0x70);
|
||||
}
|
||||
|
||||
/* NEXT IS VERBOSE verbose */
|
||||
#ifdef VERBOSE
|
||||
{
|
||||
U32 i;
|
||||
printf ("before reorder pps tree\n");
|
||||
printf ("pps type prev next dir start level size name\n");
|
||||
for (i = 0; i < num_of_pps; i++)
|
||||
{
|
||||
if (!pps_list[i].name[0])
|
||||
{
|
||||
printf (" -\n");
|
||||
continue;
|
||||
}
|
||||
printf ("%08lx ", pps_list[i].ppsnumber);
|
||||
printf ("%d ", pps_list[i].type);
|
||||
printf ("%08lx ", pps_list[i].previous);
|
||||
printf ("%08lx ", pps_list[i].next);
|
||||
printf ("%08lx ", pps_list[i].dir);
|
||||
printf ("%08lx ", pps_list[i].start);
|
||||
printf ("%04x ", pps_list[i].level);
|
||||
printf ("%08lx ", pps_list[i].size);
|
||||
printf ("'%c", !isprint (pps_list[i].name[0]) ? ' ' : pps_list[i].name[0]);
|
||||
printf ("%s'\n", pps_list[i].name+1);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
/* go through the tree made with pps entries, and reorder it so only the
|
||||
next link is used (move the previous-link-children to the last visited
|
||||
next-link-children) */
|
||||
test_exitf (reorder_pps_tree (&pps_list[*root], 0), 9, ends ());
|
||||
|
||||
/* NEXT IS VERBOSE verbose */
|
||||
#ifdef VERBOSE
|
||||
{
|
||||
U32 i;
|
||||
printf ("after reorder pps tree\n");
|
||||
printf ("pps type prev next dir start level size name\n");
|
||||
for (i = 0; i < num_of_pps; i++)
|
||||
{
|
||||
if (!pps_list[i].name[0])
|
||||
{
|
||||
printf (" -\n");
|
||||
continue;
|
||||
}
|
||||
printf ("%08lx ", pps_list[i].ppsnumber);
|
||||
printf ("%d ", pps_list[i].type);
|
||||
printf ("%08lx ", pps_list[i].previous);
|
||||
printf ("%08lx ", pps_list[i].next);
|
||||
printf ("%08lx ", pps_list[i].dir);
|
||||
printf ("%08lx ", pps_list[i].start);
|
||||
printf ("%04x ", pps_list[i].level);
|
||||
printf ("%08lx ", pps_list[i].size);
|
||||
printf ("'%c", !isprint (pps_list[i].name[0]) ? ' ' : pps_list[i].name[0]);
|
||||
printf ("%s\n", pps_list[i].name+1);
|
||||
}
|
||||
}
|
||||
|
||||
/* NEXT IS VERBOSE verbose */
|
||||
verbosePPSTree (pps_list, *root, 0);
|
||||
#endif
|
||||
|
||||
|
||||
/* generates pps real files */
|
||||
/* NOTE: by this moment, the pps tree,
|
||||
wich is made with pps_list entries, is reordered */
|
||||
verbose ("create pps files");
|
||||
{
|
||||
U8 *Depot;
|
||||
FILE *OLEfile, *infile;
|
||||
U16 BlockSize, Offset;
|
||||
size_t bytes_to_read;
|
||||
U32 pps_size, pps_start;
|
||||
|
||||
assert (num_of_pps >= 1);
|
||||
/* i < 1 --- before i < num_of_pps --- changed so not to generate the
|
||||
real files by now --- cole 2.0.0 */
|
||||
/* may be later we can rewrite this code in order to only extract the
|
||||
sbfile, may be using __cole_extract_file call to avoid duplicated
|
||||
code --- cole 2.0.0 */
|
||||
for (i = 0; i < 1; i++)
|
||||
{
|
||||
pps_list[i].filename[0] = 0;
|
||||
|
||||
/* storage pps and non-valid-pps (except root) does not need files */
|
||||
/* because FlashPix file format have a root of type 5 but with no name,
|
||||
we must to check if the non-valid-pps is root */
|
||||
if (pps_list[i].type == 1
|
||||
|| (!pps_list[i].name[0] && pps_list[i].type != 5))
|
||||
continue;
|
||||
/* pps that have level > max_level will not be extracted */
|
||||
if (max_level != 0 && pps_list[i].level > max_level)
|
||||
continue;
|
||||
|
||||
pps_size = pps_list[i].size;
|
||||
pps_start = pps_list[i].start;
|
||||
/* FIXME MARK 2 */
|
||||
/* How we get sure pps_start doesn't point to a block bigger than the
|
||||
real file (input of sbfile) have? */
|
||||
|
||||
/* create the new file */
|
||||
if (pps_list[i].type == 5)
|
||||
/* root entry, sbfile must be generated */
|
||||
{
|
||||
if (SDepot == NULL) {
|
||||
/* if there are not small blocks, not generate sbfile */
|
||||
*_sbfilename = NULL;
|
||||
*_sbfile = NULL;
|
||||
break;
|
||||
}
|
||||
assert (i == *root);
|
||||
assert (i == 0);
|
||||
/* tmpnam (sbfile) and next calls --- commented out so not to
|
||||
generate the real files by now --- sbfilename is stored in
|
||||
*_sbfilename instead --- cole 2.0.0
|
||||
*/
|
||||
/*
|
||||
tmpnam (sbfilename);
|
||||
test_exitf (sbfilename[0], 7, ends ());
|
||||
sbfile = OLEfile = fopen (sbfilename, "wb+");
|
||||
test_exitf (OLEfile != NULL, 7, ends ());
|
||||
verboseS (sbfilename);
|
||||
*/
|
||||
#if defined( __WIN32__ ) || defined( __BORLANDC__ )
|
||||
*_sbfilename = (U8 *)malloc (TMPNAM_LEN);
|
||||
test_exitf (*_sbfilename != NULL, 10, ends ());
|
||||
tmpnam (*_sbfilename);
|
||||
test_exitf (*_sbfilename[0], 7, ends ());
|
||||
sbfile = OLEfile = fopen (*_sbfilename, "w+b");
|
||||
#else
|
||||
{
|
||||
int ret;
|
||||
|
||||
*_sbfilename = (U8 *)malloc (TMPNAM_LEN);
|
||||
test_exitf (*_sbfilename != NULL, 10, ends ());
|
||||
|
||||
strcpy(*_sbfilename, "/tmp/xlHtmlXXXXXX");
|
||||
ret = mkstemp(*_sbfilename);
|
||||
if (ret == -1) {
|
||||
free(*_sbfilename);
|
||||
test_exitf (ret == -1, 7, ends ());
|
||||
}
|
||||
|
||||
sbfile = OLEfile = fdopen(ret, "w+b");
|
||||
/* unlink() is called so this file deletes when we are done with it */
|
||||
unlink(*_sbfilename);
|
||||
}
|
||||
#endif
|
||||
*_sbfile = sbfile;
|
||||
test_exitf (OLEfile != NULL, 7, ends ());
|
||||
verboseS (*_sbfilename);
|
||||
}
|
||||
else
|
||||
/* other entry, save in a file */
|
||||
{
|
||||
/* this branch is never executed now */
|
||||
#if defined( __WIN32__ ) || defined( __BORLANDC__ )
|
||||
tmpnam (pps_list[i].filename);
|
||||
test_exitf (pps_list[i].filename[0], 7, ends ());
|
||||
verbose(pps_list[i].name + (!isprint(pps_list[i].name[0]) ? 1 : 0));
|
||||
OLEfile = fopen (pps_list[i].filename, "wb");
|
||||
#else
|
||||
int ret;
|
||||
|
||||
strcpy(pps_list[i].filename, "/tmp/xlHtmlXXXXXX");
|
||||
ret = mkstemp(pps_list[i].filename);
|
||||
test_exitf (ret == -1, 7, ends ());
|
||||
OLEfile = fdopen(ret, "wb");
|
||||
#endif
|
||||
test_exitf (OLEfile != NULL, 7, ends ());
|
||||
verbose (pps_list[i].filename);
|
||||
}
|
||||
|
||||
if (pps_size >= 0x1000 /*is in bbd */ ||
|
||||
OLEfile == sbfile /*is root */ )
|
||||
{
|
||||
/* read from big block depot */
|
||||
Offset = 1;
|
||||
BlockSize = 0x0200;
|
||||
assert (input != NULL);
|
||||
assert (BDepot != NULL);
|
||||
infile = input;
|
||||
Depot = BDepot;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* read from small block file */
|
||||
Offset = 0;
|
||||
BlockSize = 0x40;
|
||||
assert (sbfile != NULL);
|
||||
assert (SDepot != NULL);
|
||||
infile = sbfile;
|
||||
Depot = SDepot;
|
||||
}
|
||||
|
||||
/* -2 signed long int == 0xfffffffe unsinged long int */
|
||||
while (pps_start != 0xfffffffeUL)
|
||||
{
|
||||
#ifdef VERBOSE
|
||||
printf ("reading pps %08lx block %08lx from %s\n",
|
||||
pps_list[i].ppsnumber, pps_start,
|
||||
Depot == BDepot ? "big block depot" : "small block depot");
|
||||
#endif
|
||||
FilePos = (pps_start + Offset) * BlockSize;
|
||||
assert (FilePos >= 0);
|
||||
bytes_to_read = MIN ((U32)BlockSize, pps_size);
|
||||
fseek (infile, FilePos, SEEK_SET);
|
||||
fread (Block, bytes_to_read, 1, infile);
|
||||
test_exitf (!ferror (infile), 5, ends ());
|
||||
fwrite (Block, bytes_to_read, 1, OLEfile);
|
||||
test_exitf (!ferror (infile), 5, ends ());
|
||||
pps_start = fil_sreadU32 (Depot + (pps_start * 4));
|
||||
pps_size -= MIN ((U32)BlockSize, pps_size);
|
||||
if (pps_size == 0)
|
||||
pps_start = 0xfffffffeUL;
|
||||
}
|
||||
if (OLEfile == sbfile)
|
||||
/* if small block file generated */
|
||||
rewind (OLEfile); /* rewind because we will read it later */
|
||||
/*else if (!fclose (OLEfile))*/ /* close the pps file */
|
||||
/* don't know what to do here */
|
||||
/*;*/
|
||||
}
|
||||
/* if (sbfile != NULL) --- commented out so conservate sbfile
|
||||
open --- cole 2.0.0 */
|
||||
/*
|
||||
if (sbfile != NULL)
|
||||
{
|
||||
fclose (sbfile);
|
||||
if (!remove (sbfilename)) ;
|
||||
sbfile = NULL;
|
||||
}
|
||||
*/
|
||||
}
|
||||
ends ();
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/* reorder pps tree and write levels */
|
||||
/* not sure if it is safe declare last_next_link_visited
|
||||
inside reorder_pps_tree function */
|
||||
static U32 *last_next_link_visited;
|
||||
static int reorder_pps_tree (pps_entry * node, U16 level)
|
||||
{
|
||||
/* NOTE: in next, previous and dir link,
|
||||
0xffffffff means point to nowhere (NULL) */
|
||||
|
||||
node->level = level;
|
||||
|
||||
/* reorder subtrees, if there's any */
|
||||
if (node->dir != 0xffffffffUL)
|
||||
{
|
||||
if (node->dir > num_of_pps || !pps_list[node->dir].name[0])
|
||||
return 0;
|
||||
else if (!reorder_pps_tree (&pps_list[node->dir], (U16)(level + 1)))
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* reorder next-link subtree, saving the most next link visited */
|
||||
if (node->next != 0xffffffffUL)
|
||||
{
|
||||
if (node->next > num_of_pps || !pps_list[node->next].name[0])
|
||||
return 0;
|
||||
else if (!reorder_pps_tree (&pps_list[node->next], level))
|
||||
return 0;
|
||||
}
|
||||
else
|
||||
last_next_link_visited = &node->next;
|
||||
|
||||
/* move the prev child to the next link and reorder it, if there's any */
|
||||
if (node->previous != 0xffffffffUL)
|
||||
{
|
||||
if (node->previous > num_of_pps || !pps_list[node->previous].name[0])
|
||||
return 0;
|
||||
else
|
||||
{
|
||||
*last_next_link_visited = node->previous;
|
||||
node->previous = 0xffffffffUL;
|
||||
if (!reorder_pps_tree (&pps_list[*last_next_link_visited], level))
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
/* verbose pps tree */
|
||||
static void verbosePPSTree (pps_entry * pps_list, U32 start_entry, int level)
|
||||
{
|
||||
U32 entry;
|
||||
int i;
|
||||
#if __GNUC__ == 2
|
||||
static char cff[] = "cole235711";
|
||||
#define nextff(var) static void * nextff_var = (&nextff_var); \
|
||||
nextff_var=&var;
|
||||
nextff (cff);
|
||||
#endif
|
||||
|
||||
|
||||
for (entry = start_entry; entry != 0xffffffffUL; entry = pps_list[entry].next)
|
||||
{
|
||||
if (pps_list[entry].type == 2)
|
||||
{
|
||||
for (i = 0; i < level * 3; i++)
|
||||
printf (" ");
|
||||
printf ("FILE %02lx %8ld '%c%s'\n", pps_list[entry].ppsnumber,
|
||||
pps_list[entry].size, !isprint((int)pps_list[entry].name[0]) ? ' ' : pps_list[entry].name[0], pps_list[entry].name+1);
|
||||
}
|
||||
else
|
||||
{
|
||||
for (i = 0; i < level * 3; i++)
|
||||
printf (" ");
|
||||
printf ("DIR %02lx '%c%s'\n", pps_list[entry].ppsnumber,
|
||||
!isprint((int)pps_list[entry].name[0]) ? ' ' : pps_list[entry].name[0], pps_list[entry].name+1);
|
||||
verbosePPSTree (pps_list, pps_list[entry].dir, level + 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* closeOLEtreefiles --- outdated because not to generate the
|
||||
real files by now --- cole 2.0.0 */
|
||||
/*
|
||||
#define freeNoNULL(x) { if ((x) != NULL) free (x); }
|
||||
static int errorClosingTreeFiles;
|
||||
void
|
||||
closeOLEtreefiles (pps_entry * tree, U32 root)
|
||||
{
|
||||
#ifdef VERBOSE
|
||||
printf ("Visiting entry 0x%08lx to erase file\n",
|
||||
tree[root].ppsnumber);
|
||||
#endif
|
||||
if (tree[root].previous != 0xffffffffUL)
|
||||
closeOLEtreefiles (tree, tree[root].previous);
|
||||
if (tree[root].next != 0xffffffffUL)
|
||||
closeOLEtreefiles (tree, tree[root].next);
|
||||
if (tree[root].type != 2 && tree[root].dir != 0xffffffffUL)
|
||||
{
|
||||
#ifdef VERBOSE
|
||||
printf ("Going down to directory 0x%08lx to erase files\n",
|
||||
tree[root].dir);
|
||||
#endif
|
||||
closeOLEtreefiles (tree, tree[root].dir);
|
||||
}
|
||||
else if (tree[root].type == 2)
|
||||
if (!remove (tree[root].filename))
|
||||
{
|
||||
#ifdef VERBOSE
|
||||
printf ("Success removing %s\n", tree[root].filename);
|
||||
#endif
|
||||
}
|
||||
else
|
||||
{
|
||||
#ifdef VERBOSE
|
||||
printf ("Failed to remove %s\n", tree[root].filename);
|
||||
#endif
|
||||
errorClosingTreeFiles = 1;
|
||||
}
|
||||
}
|
||||
*/
|
||||
|
||||
/* freeOLEtree is now useless: it only free tree -- cole 2.0.0 */
|
||||
/*
|
||||
Free all the memory allocated in the tree.
|
||||
Output: 0 = Sucess.
|
||||
. 6 = Error removing some temporal stream files.
|
||||
*/
|
||||
/*
|
||||
int freeOLEtree (pps_entry * tree);
|
||||
*/
|
||||
/*
|
||||
int
|
||||
freeOLEtree (pps_entry * tree)
|
||||
{
|
||||
*/
|
||||
/* errorCloseingTreeFiles --- doesn't exists because closeOLEtreefiles
|
||||
was outdated because not to generate the real files by
|
||||
now --- cole 2.0.0 */
|
||||
/*
|
||||
errorClosingTreeFiles = 0;
|
||||
*/
|
||||
/*
|
||||
if (tree != NULL)
|
||||
{
|
||||
*/
|
||||
/* closeOLEtreefiles --- outdated because not to generate the
|
||||
real files by now --- cole 2.0.0 */
|
||||
/*
|
||||
closeOLEtreefiles (tree, 0);
|
||||
*/
|
||||
/*
|
||||
free (tree);
|
||||
}
|
||||
*/
|
||||
/* errorCloseingTreeFiles --- doesn't exists because closeOLEtreefiles
|
||||
was outdated because not to generate the real files by
|
||||
now --- cole 2.0.0 */
|
||||
/*return*/ /* errorClosingTreeFiles ? 6 : */ /*0;*/
|
||||
/*}*/
|
||||
|
||||
|
||||
/* free memory used (except the pps tree) */
|
||||
#define freeNoNULL(x) { if ((x) != NULL) free (x); }
|
||||
static void ends (void)
|
||||
{
|
||||
/* if (input != NULL) and next lines --- commented out so conservate input
|
||||
file open --- cole 2.0.0 */
|
||||
/*
|
||||
if (input != NULL)
|
||||
fclose (input);
|
||||
*/
|
||||
freeNoNULL (Block);
|
||||
freeNoNULL (Blockx);
|
||||
/* freeNoNULL (BDepot) and next line --- commented out so conservate
|
||||
depots --- cole 2.0.0 */
|
||||
/*
|
||||
freeNoNULL (BDepot);
|
||||
freeNoNULL (SDepot);
|
||||
*/
|
||||
freeNoNULL (Root);
|
||||
freeNoNULL (sbd_list);
|
||||
freeNoNULL (root_list);
|
||||
/* if (sbfile != NULL) and next lines --- commented out so conservate sbfile
|
||||
open --- cole 2.0.0 */
|
||||
/*
|
||||
if (sbfile != NULL)
|
||||
{
|
||||
fclose (sbfile);
|
||||
if (!remove (sbfilename)) ;
|
||||
}
|
||||
*/
|
||||
}
|
||||
|
||||
#undef VERBOSE
|
||||
|
Reference in New Issue
Block a user