2202 lines
66 KiB
C
2202 lines
66 KiB
C
/*
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* Help Viewer
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*
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* Copyright 1996 Ulrich Schmid
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* 2002 Eric Pouech
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* 2007 Kirill K. Smirnov
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include <string.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winhelp.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(winhelp);
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static inline unsigned short GET_USHORT(const BYTE* buffer, unsigned i)
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{
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return (BYTE)buffer[i] + 0x100 * (BYTE)buffer[i + 1];
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}
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static inline short GET_SHORT(const BYTE* buffer, unsigned i)
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{
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return (BYTE)buffer[i] + 0x100 * (signed char)buffer[i+1];
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}
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static inline unsigned GET_UINT(const BYTE* buffer, unsigned i)
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{
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return GET_USHORT(buffer, i) + 0x10000 * GET_USHORT(buffer, i + 2);
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}
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static HLPFILE *first_hlpfile = 0;
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static BYTE *file_buffer;
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static UINT file_buffer_size;
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static struct
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{
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UINT num;
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unsigned* offsets;
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char* buffer;
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} phrases;
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static struct
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{
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BYTE** map;
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BYTE* end;
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UINT wMapLen;
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} topic;
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static struct
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{
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UINT wFont;
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UINT wIndent;
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UINT wHSpace;
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UINT wVSpace;
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HLPFILE_LINK* link;
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} attributes;
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static BOOL HLPFILE_DoReadHlpFile(HLPFILE*, LPCSTR);
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static BOOL HLPFILE_ReadFileToBuffer(HFILE);
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static BOOL HLPFILE_FindSubFile(LPCSTR name, BYTE**, BYTE**);
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static BOOL HLPFILE_SystemCommands(HLPFILE*);
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static INT HLPFILE_UncompressedLZ77_Size(BYTE *ptr, BYTE *end);
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static BYTE* HLPFILE_UncompressLZ77(BYTE *ptr, BYTE *end, BYTE *newptr);
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static BOOL HLPFILE_UncompressLZ77_Phrases(HLPFILE*);
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static BOOL HLPFILE_Uncompress_Phrases40(HLPFILE*);
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static BOOL HLPFILE_Uncompress_Topic(HLPFILE*);
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static BOOL HLPFILE_GetContext(HLPFILE*);
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static BOOL HLPFILE_GetKeywords(HLPFILE*);
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static BOOL HLPFILE_GetMap(HLPFILE*);
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static BOOL HLPFILE_AddPage(HLPFILE*, BYTE*, BYTE*, unsigned);
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static BOOL HLPFILE_AddParagraph(HLPFILE*, BYTE *, BYTE*, unsigned*);
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static void HLPFILE_Uncompress2(const BYTE*, const BYTE*, BYTE*, const BYTE*);
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static BOOL HLPFILE_Uncompress3(char*, const char*, const BYTE*, const BYTE*);
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static void HLPFILE_UncompressRLE(const BYTE* src, const BYTE* end, BYTE** dst, unsigned dstsz);
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static BOOL HLPFILE_ReadFont(HLPFILE* hlpfile);
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/***********************************************************************
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*
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* HLPFILE_PageByNumber
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*/
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static HLPFILE_PAGE *HLPFILE_PageByNumber(HLPFILE* hlpfile, UINT wNum)
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{
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HLPFILE_PAGE *page;
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UINT temp = wNum;
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WINE_TRACE("<%s>[%u]\n", hlpfile->lpszPath, wNum);
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for (page = hlpfile->first_page; page && temp; page = page->next) temp--;
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if (!page)
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WINE_ERR("Page of number %u not found in file %s\n", wNum, hlpfile->lpszPath);
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return page;
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}
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/* FIXME:
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* this finds the page containing the offset. The offset can either
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* refer to the top of the page (offset == page->offset), or
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* to some paragraph inside the page...
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* As of today, we only return the page... we should also return
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* a paragraph, and then, while opening a new page, compute the
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* y-offset of the paragraph to be shown and scroll the window
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* accordingly
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*/
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/******************************************************************
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* HLPFILE_PageByOffset
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*
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*
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*/
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HLPFILE_PAGE *HLPFILE_PageByOffset(HLPFILE* hlpfile, LONG offset)
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{
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HLPFILE_PAGE* page;
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HLPFILE_PAGE* found;
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if (!hlpfile) return 0;
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WINE_TRACE("<%s>[%x]\n", hlpfile->lpszPath, offset);
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if (offset == 0xFFFFFFFF) return NULL;
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page = NULL;
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for (found = NULL, page = hlpfile->first_page; page; page = page->next)
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{
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if (page->offset <= offset && (!found || found->offset < page->offset))
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found = page;
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}
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if (!found)
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WINE_ERR("Page of offset %u not found in file %s\n",
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offset, hlpfile->lpszPath);
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return found;
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}
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/**************************************************************************
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* comp_PageByHash
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*
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* HLPFILE_BPTreeCompare function for '|CONTEXT' B+ tree file
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*
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*/
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static int comp_PageByHash(void *p, const void *key,
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int leaf, void** next)
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{
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LONG lKey = (LONG_PTR)key;
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LONG lTest = (INT)GET_UINT(p, 0);
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*next = (char *)p+(leaf?8:6);
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WINE_TRACE("Comparing '%d' with '%d'\n", lKey, lTest);
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if (lTest < lKey) return -1;
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if (lTest > lKey) return 1;
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return 0;
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}
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/***********************************************************************
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*
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* HLPFILE_HlpFilePageByHash
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*/
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HLPFILE_PAGE *HLPFILE_PageByHash(HLPFILE* hlpfile, LONG lHash)
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{
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BYTE *ptr;
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if (!hlpfile) return 0;
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WINE_TRACE("<%s>[%x]\n", hlpfile->lpszPath, lHash);
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/* For win 3.0 files hash values are really page numbers */
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if (hlpfile->version <= 16)
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return HLPFILE_PageByNumber(hlpfile, lHash);
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ptr = HLPFILE_BPTreeSearch(hlpfile->Context, LongToPtr(lHash), comp_PageByHash);
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if (!ptr)
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{
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WINE_ERR("Page of hash %x not found in file %s\n", lHash, hlpfile->lpszPath);
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return NULL;
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}
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return HLPFILE_PageByOffset(hlpfile, GET_UINT(ptr, 4));
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}
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/***********************************************************************
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*
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* HLPFILE_PageByMap
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*/
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HLPFILE_PAGE *HLPFILE_PageByMap(HLPFILE* hlpfile, LONG lMap)
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{
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unsigned int i;
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if (!hlpfile) return 0;
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WINE_TRACE("<%s>[%x]\n", hlpfile->lpszPath, lMap);
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for (i = 0; i < hlpfile->wMapLen; i++)
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{
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if (hlpfile->Map[i].lMap == lMap)
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return HLPFILE_PageByOffset(hlpfile, hlpfile->Map[i].offset);
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}
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WINE_ERR("Page of Map %x not found in file %s\n", lMap, hlpfile->lpszPath);
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return NULL;
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}
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/***********************************************************************
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*
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* HLPFILE_Contents
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*/
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HLPFILE_PAGE* HLPFILE_Contents(HLPFILE *hlpfile)
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{
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HLPFILE_PAGE* page = NULL;
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if (!hlpfile) return NULL;
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page = HLPFILE_PageByOffset(hlpfile, hlpfile->contents_start);
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if (!page) page = hlpfile->first_page;
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return page;
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}
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/***********************************************************************
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*
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* HLPFILE_Hash
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*/
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LONG HLPFILE_Hash(LPCSTR lpszContext)
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{
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LONG lHash = 0;
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CHAR c;
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while ((c = *lpszContext++))
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{
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CHAR x = 0;
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if (c >= 'A' && c <= 'Z') x = c - 'A' + 17;
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if (c >= 'a' && c <= 'z') x = c - 'a' + 17;
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if (c >= '1' && c <= '9') x = c - '0';
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if (c == '0') x = 10;
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if (c == '.') x = 12;
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if (c == '_') x = 13;
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if (x) lHash = lHash * 43 + x;
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}
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return lHash;
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}
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/***********************************************************************
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*
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* HLPFILE_ReadHlpFile
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*/
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HLPFILE *HLPFILE_ReadHlpFile(LPCSTR lpszPath)
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{
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HLPFILE* hlpfile;
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for (hlpfile = first_hlpfile; hlpfile; hlpfile = hlpfile->next)
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{
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if (!strcmp(lpszPath, hlpfile->lpszPath))
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{
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hlpfile->wRefCount++;
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return hlpfile;
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}
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}
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hlpfile = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
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sizeof(HLPFILE) + lstrlen(lpszPath) + 1);
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if (!hlpfile) return 0;
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hlpfile->lpszPath = (char*)hlpfile + sizeof(HLPFILE);
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hlpfile->contents_start = 0xFFFFFFFF;
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hlpfile->next = first_hlpfile;
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hlpfile->wRefCount = 1;
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strcpy(hlpfile->lpszPath, lpszPath);
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first_hlpfile = hlpfile;
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if (hlpfile->next) hlpfile->next->prev = hlpfile;
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phrases.offsets = NULL;
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phrases.buffer = NULL;
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topic.map = NULL;
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topic.end = NULL;
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file_buffer = NULL;
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if (!HLPFILE_DoReadHlpFile(hlpfile, lpszPath))
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{
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HLPFILE_FreeHlpFile(hlpfile);
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hlpfile = 0;
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}
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HeapFree(GetProcessHeap(), 0, phrases.offsets);
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HeapFree(GetProcessHeap(), 0, phrases.buffer);
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HeapFree(GetProcessHeap(), 0, topic.map);
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HeapFree(GetProcessHeap(), 0, file_buffer);
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return hlpfile;
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}
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/***********************************************************************
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*
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* HLPFILE_DoReadHlpFile
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*/
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static BOOL HLPFILE_DoReadHlpFile(HLPFILE *hlpfile, LPCSTR lpszPath)
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{
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BOOL ret;
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HFILE hFile;
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OFSTRUCT ofs;
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BYTE* buf;
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DWORD ref = 0x0C;
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unsigned index, old_index, offset, len, offs;
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hFile = OpenFile(lpszPath, &ofs, OF_READ);
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if (hFile == HFILE_ERROR) return FALSE;
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ret = HLPFILE_ReadFileToBuffer(hFile);
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_lclose(hFile);
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if (!ret) return FALSE;
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if (!HLPFILE_SystemCommands(hlpfile)) return FALSE;
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/* load phrases support */
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if (!HLPFILE_UncompressLZ77_Phrases(hlpfile))
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HLPFILE_Uncompress_Phrases40(hlpfile);
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if (!HLPFILE_Uncompress_Topic(hlpfile)) return FALSE;
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if (!HLPFILE_ReadFont(hlpfile)) return FALSE;
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buf = topic.map[0];
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old_index = -1;
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offs = 0;
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do
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{
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BYTE* end;
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if (hlpfile->version <= 16)
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{
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index = (ref - 0x0C) / hlpfile->dsize;
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offset = (ref - 0x0C) % hlpfile->dsize;
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}
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else
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{
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index = (ref - 0x0C) >> 14;
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offset = (ref - 0x0C) & 0x3FFF;
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}
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if (hlpfile->version <= 16 && index != old_index && index != 0)
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{
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/* we jumped to the next block, adjust pointers */
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ref -= 12;
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offset -= 12;
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}
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WINE_TRACE("ref=%08x => [%u/%u]\n", ref, index, offset);
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if (index >= topic.wMapLen) {WINE_WARN("maplen\n"); break;}
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buf = topic.map[index] + offset;
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if (buf + 0x15 >= topic.end) {WINE_WARN("extra\n"); break;}
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end = min(buf + GET_UINT(buf, 0), topic.end);
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if (index != old_index) {offs = 0; old_index = index;}
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switch (buf[0x14])
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{
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case 0x02:
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if (!HLPFILE_AddPage(hlpfile, buf, end, index * 0x8000L + offs)) return FALSE;
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break;
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case 0x01:
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case 0x20:
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case 0x23:
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if (!HLPFILE_AddParagraph(hlpfile, buf, end, &len)) return FALSE;
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offs += len;
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break;
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default:
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WINE_ERR("buf[0x14] = %x\n", buf[0x14]);
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}
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if (hlpfile->version <= 16)
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{
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ref += GET_UINT(buf, 0xc);
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if (GET_UINT(buf, 0xc) == 0)
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break;
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}
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else
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ref = GET_UINT(buf, 0xc);
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} while (ref != 0xffffffff);
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HLPFILE_GetKeywords(hlpfile);
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HLPFILE_GetMap(hlpfile);
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if (hlpfile->version <= 16) return TRUE;
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return HLPFILE_GetContext(hlpfile);
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}
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/***********************************************************************
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*
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* HLPFILE_AddPage
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*/
|
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static BOOL HLPFILE_AddPage(HLPFILE *hlpfile, BYTE *buf, BYTE *end, unsigned offset)
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{
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HLPFILE_PAGE* page;
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BYTE* title;
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UINT titlesize, blocksize, datalen;
|
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char* ptr;
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HLPFILE_MACRO*macro;
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blocksize = GET_UINT(buf, 0);
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datalen = GET_UINT(buf, 0x10);
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title = buf + datalen;
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if (title > end) {WINE_WARN("page2\n"); return FALSE;};
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titlesize = GET_UINT(buf, 4);
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page = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_PAGE) + titlesize + 1);
|
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if (!page) return FALSE;
|
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page->lpszTitle = (char*)page + sizeof(HLPFILE_PAGE);
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|
|
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if (titlesize > blocksize - datalen)
|
|
{
|
|
/* need to decompress */
|
|
if (hlpfile->hasPhrases)
|
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HLPFILE_Uncompress2(title, end, (BYTE*)page->lpszTitle, (BYTE*)page->lpszTitle + titlesize);
|
|
else if (hlpfile->hasPhrases40)
|
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HLPFILE_Uncompress3(page->lpszTitle, page->lpszTitle + titlesize, title, end);
|
|
else
|
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{
|
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WINE_FIXME("Text size is too long, splitting\n");
|
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titlesize = blocksize - datalen;
|
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memcpy(page->lpszTitle, title, titlesize);
|
|
}
|
|
}
|
|
else
|
|
memcpy(page->lpszTitle, title, titlesize);
|
|
|
|
page->lpszTitle[titlesize] = '\0';
|
|
|
|
if (hlpfile->first_page)
|
|
{
|
|
hlpfile->last_page->next = page;
|
|
page->prev = hlpfile->last_page;
|
|
hlpfile->last_page = page;
|
|
}
|
|
else
|
|
{
|
|
hlpfile->first_page = page;
|
|
hlpfile->last_page = page;
|
|
page->prev = NULL;
|
|
}
|
|
|
|
page->file = hlpfile;
|
|
page->next = NULL;
|
|
page->first_paragraph = NULL;
|
|
page->first_macro = NULL;
|
|
page->wNumber = GET_UINT(buf, 0x21);
|
|
page->offset = offset;
|
|
|
|
page->browse_bwd = GET_UINT(buf, 0x19);
|
|
page->browse_fwd = GET_UINT(buf, 0x1D);
|
|
|
|
WINE_TRACE("Added page[%d]: title='%s' %08x << %08x >> %08x\n",
|
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page->wNumber, page->lpszTitle,
|
|
page->browse_bwd, page->offset, page->browse_fwd);
|
|
|
|
memset(&attributes, 0, sizeof(attributes));
|
|
|
|
/* now load macros */
|
|
ptr = page->lpszTitle + strlen(page->lpszTitle) + 1;
|
|
while (ptr < page->lpszTitle + titlesize)
|
|
{
|
|
unsigned len = strlen(ptr);
|
|
char* macro_str;
|
|
|
|
WINE_TRACE("macro: %s\n", ptr);
|
|
macro = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_MACRO) + len + 1);
|
|
macro->lpszMacro = macro_str = (char*)(macro + 1);
|
|
memcpy(macro_str, ptr, len + 1);
|
|
/* FIXME: shall we really link macro in reverse order ??
|
|
* may produce strange results when played at page opening
|
|
*/
|
|
macro->next = page->first_macro;
|
|
page->first_macro = macro;
|
|
ptr += len + 1;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static long fetch_long(BYTE** ptr)
|
|
{
|
|
long ret;
|
|
|
|
if (*(*ptr) & 1)
|
|
{
|
|
ret = (*(unsigned long*)(*ptr) - 0x80000000L) / 2;
|
|
(*ptr) += 4;
|
|
}
|
|
else
|
|
{
|
|
ret = (*(unsigned short*)(*ptr) - 0x8000) / 2;
|
|
(*ptr) += 2;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static unsigned long fetch_ulong(BYTE** ptr)
|
|
{
|
|
unsigned long ret;
|
|
|
|
if (*(*ptr) & 1)
|
|
{
|
|
ret = *(unsigned long*)(*ptr) / 2;
|
|
(*ptr) += 4;
|
|
}
|
|
else
|
|
{
|
|
ret = *(unsigned short*)(*ptr) / 2;
|
|
(*ptr) += 2;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static short fetch_short(BYTE** ptr)
|
|
{
|
|
short ret;
|
|
|
|
if (*(*ptr) & 1)
|
|
{
|
|
ret = (*(unsigned short*)(*ptr) - 0x8000) / 2;
|
|
(*ptr) += 2;
|
|
}
|
|
else
|
|
{
|
|
ret = (*(unsigned char*)(*ptr) - 0x80) / 2;
|
|
(*ptr)++;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static unsigned short fetch_ushort(BYTE** ptr)
|
|
{
|
|
unsigned short ret;
|
|
|
|
if (*(*ptr) & 1)
|
|
{
|
|
ret = *(unsigned short*)(*ptr) / 2;
|
|
(*ptr) += 2;
|
|
}
|
|
else
|
|
{
|
|
ret = *(unsigned char*)(*ptr) / 2;
|
|
(*ptr)++;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_DecompressGfx
|
|
*
|
|
* Decompress the data part of a bitmap or a metafile
|
|
*/
|
|
static BYTE* HLPFILE_DecompressGfx(BYTE* src, unsigned csz, unsigned sz, BYTE packing)
|
|
{
|
|
BYTE* dst;
|
|
BYTE* tmp;
|
|
BYTE* tmp2;
|
|
unsigned sz77;
|
|
|
|
WINE_TRACE("Unpacking (%d) from %u bytes to %u bytes\n", packing, csz, sz);
|
|
|
|
switch (packing)
|
|
{
|
|
case 0: /* uncompressed */
|
|
if (sz != csz)
|
|
WINE_WARN("Bogus gfx sizes (uncompressed): %u / %u\n", sz, csz);
|
|
dst = src;
|
|
break;
|
|
case 1: /* RunLen */
|
|
tmp = dst = HeapAlloc(GetProcessHeap(), 0, sz);
|
|
if (!dst) return NULL;
|
|
HLPFILE_UncompressRLE(src, src + csz, &tmp, sz);
|
|
if (tmp - dst != sz)
|
|
WINE_WARN("Bogus gfx sizes (RunLen): %lu/%u\n", (SIZE_T)(tmp - dst), sz);
|
|
break;
|
|
case 2: /* LZ77 */
|
|
sz77 = HLPFILE_UncompressedLZ77_Size(src, src + csz);
|
|
dst = HeapAlloc(GetProcessHeap(), 0, sz77);
|
|
if (!dst) return NULL;
|
|
HLPFILE_UncompressLZ77(src, src + csz, dst);
|
|
if (sz77 != sz)
|
|
WINE_WARN("Bogus gfx sizes (LZ77): %u / %u\n", sz77, sz);
|
|
break;
|
|
case 3: /* LZ77 then RLE */
|
|
sz77 = HLPFILE_UncompressedLZ77_Size(src, src + csz);
|
|
tmp = HeapAlloc(GetProcessHeap(), 0, sz77);
|
|
if (!tmp) return FALSE;
|
|
HLPFILE_UncompressLZ77(src, src + csz, tmp);
|
|
dst = tmp2 = HeapAlloc(GetProcessHeap(), 0, sz);
|
|
if (!dst)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, tmp);
|
|
return FALSE;
|
|
}
|
|
HLPFILE_UncompressRLE(tmp, tmp + sz77, &tmp2, sz);
|
|
if (tmp2 - dst != sz)
|
|
WINE_WARN("Bogus gfx sizes (LZ77+RunLen): %lu / %u\n", (SIZE_T)(tmp2 - dst), sz);
|
|
HeapFree(GetProcessHeap(), 0, tmp);
|
|
break;
|
|
default:
|
|
WINE_FIXME("Unsupported packing %u\n", packing);
|
|
return NULL;
|
|
}
|
|
return dst;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_LoadBitmap
|
|
*
|
|
*
|
|
*/
|
|
static BOOL HLPFILE_LoadBitmap(BYTE* beg, BYTE type, BYTE pack,
|
|
HLPFILE_PARAGRAPH* paragraph)
|
|
{
|
|
BYTE* ptr;
|
|
BYTE* pict_beg;
|
|
BITMAPINFO* bi;
|
|
unsigned long off, csz;
|
|
HDC hdc;
|
|
|
|
bi = HeapAlloc(GetProcessHeap(), 0, sizeof(*bi));
|
|
if (!bi) return FALSE;
|
|
|
|
ptr = beg + 2; /* for type and pack */
|
|
|
|
bi->bmiHeader.biSize = sizeof(bi->bmiHeader);
|
|
bi->bmiHeader.biXPelsPerMeter = fetch_ulong(&ptr);
|
|
bi->bmiHeader.biYPelsPerMeter = fetch_ulong(&ptr);
|
|
bi->bmiHeader.biPlanes = fetch_ushort(&ptr);
|
|
bi->bmiHeader.biBitCount = fetch_ushort(&ptr);
|
|
bi->bmiHeader.biWidth = fetch_ulong(&ptr);
|
|
bi->bmiHeader.biHeight = fetch_ulong(&ptr);
|
|
bi->bmiHeader.biClrUsed = fetch_ulong(&ptr);
|
|
bi->bmiHeader.biClrImportant = fetch_ulong(&ptr);
|
|
bi->bmiHeader.biCompression = BI_RGB;
|
|
if (bi->bmiHeader.biBitCount > 32) WINE_FIXME("Unknown bit count %u\n", bi->bmiHeader.biBitCount);
|
|
if (bi->bmiHeader.biPlanes != 1) WINE_FIXME("Unsupported planes %u\n", bi->bmiHeader.biPlanes);
|
|
bi->bmiHeader.biSizeImage = (((bi->bmiHeader.biWidth * bi->bmiHeader.biBitCount + 31) & ~31) / 8) * bi->bmiHeader.biHeight;
|
|
WINE_TRACE("planes=%d bc=%d size=(%d,%d)\n",
|
|
bi->bmiHeader.biPlanes, bi->bmiHeader.biBitCount,
|
|
bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
|
|
|
|
csz = fetch_ulong(&ptr);
|
|
fetch_ulong(&ptr); /* hotspot size */
|
|
|
|
off = GET_UINT(ptr, 0); ptr += 4;
|
|
/* GET_UINT(ptr, 0); hotspot offset */ ptr += 4;
|
|
|
|
/* now read palette info */
|
|
if (type == 0x06)
|
|
{
|
|
unsigned nc = bi->bmiHeader.biClrUsed;
|
|
unsigned i;
|
|
|
|
/* not quite right, especially for bitfields type of compression */
|
|
if (!nc && bi->bmiHeader.biBitCount <= 8)
|
|
nc = 1 << bi->bmiHeader.biBitCount;
|
|
|
|
bi = HeapReAlloc(GetProcessHeap(), 0, bi, sizeof(*bi) + nc * sizeof(RGBQUAD));
|
|
if (!bi) return FALSE;
|
|
for (i = 0; i < nc; i++)
|
|
{
|
|
bi->bmiColors[i].rgbBlue = ptr[0];
|
|
bi->bmiColors[i].rgbGreen = ptr[1];
|
|
bi->bmiColors[i].rgbRed = ptr[2];
|
|
bi->bmiColors[i].rgbReserved = 0;
|
|
ptr += 4;
|
|
}
|
|
}
|
|
pict_beg = HLPFILE_DecompressGfx(beg + off, csz, bi->bmiHeader.biSizeImage, pack);
|
|
|
|
paragraph->u.gfx.u.bmp.hBitmap = CreateDIBitmap(hdc = GetDC(0), &bi->bmiHeader,
|
|
CBM_INIT, pict_beg,
|
|
bi, DIB_RGB_COLORS);
|
|
ReleaseDC(0, hdc);
|
|
if (!paragraph->u.gfx.u.bmp.hBitmap)
|
|
WINE_ERR("Couldn't create bitmap\n");
|
|
|
|
HeapFree(GetProcessHeap(), 0, bi);
|
|
if (pict_beg != beg + off) HeapFree(GetProcessHeap(), 0, pict_beg);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_LoadMetaFile
|
|
*
|
|
*
|
|
*/
|
|
static BOOL HLPFILE_LoadMetaFile(BYTE* beg, BYTE pack, HLPFILE_PARAGRAPH* paragraph)
|
|
{
|
|
BYTE* ptr;
|
|
unsigned long size, csize;
|
|
unsigned long off, hsoff;
|
|
BYTE* bits;
|
|
LPMETAFILEPICT lpmfp;
|
|
|
|
WINE_TRACE("Loading metafile\n");
|
|
|
|
ptr = beg + 2; /* for type and pack */
|
|
|
|
lpmfp = ¶graph->u.gfx.u.mfp;
|
|
lpmfp->mm = fetch_ushort(&ptr); /* mapping mode */
|
|
|
|
lpmfp->xExt = GET_USHORT(ptr, 0);
|
|
lpmfp->yExt = GET_USHORT(ptr, 2);
|
|
ptr += 4;
|
|
|
|
size = fetch_ulong(&ptr); /* decompressed size */
|
|
csize = fetch_ulong(&ptr); /* compressed size */
|
|
fetch_ulong(&ptr); /* hotspot size */
|
|
off = GET_UINT(ptr, 0);
|
|
hsoff = GET_UINT(ptr, 4);
|
|
ptr += 8;
|
|
|
|
WINE_TRACE("sz=%lu csz=%lu (%d,%d) offs=%lu/%lu,%lu\n",
|
|
size, csize, lpmfp->xExt, lpmfp->yExt, off, (SIZE_T)(ptr - beg), hsoff);
|
|
|
|
bits = HLPFILE_DecompressGfx(beg + off, csize, size, pack);
|
|
if (!bits) return FALSE;
|
|
|
|
paragraph->cookie = para_metafile;
|
|
|
|
lpmfp->hMF = SetMetaFileBitsEx(size, bits);
|
|
|
|
if (!lpmfp->hMF)
|
|
WINE_FIXME("Couldn't load metafile\n");
|
|
|
|
if (bits != beg + off) HeapFree(GetProcessHeap(), 0, bits);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_LoadGfxByAddr
|
|
*
|
|
*
|
|
*/
|
|
static BOOL HLPFILE_LoadGfxByAddr(HLPFILE *hlpfile, BYTE* ref,
|
|
unsigned long size,
|
|
HLPFILE_PARAGRAPH* paragraph)
|
|
{
|
|
unsigned i, numpict;
|
|
|
|
numpict = GET_USHORT(ref, 2);
|
|
WINE_TRACE("Got picture magic=%04x #=%d\n",
|
|
GET_USHORT(ref, 0), numpict);
|
|
|
|
for (i = 0; i < numpict; i++)
|
|
{
|
|
BYTE* beg;
|
|
BYTE* ptr;
|
|
BYTE type, pack;
|
|
|
|
WINE_TRACE("Offset[%d] = %x\n", i, GET_UINT(ref, (1 + i) * 4));
|
|
beg = ptr = ref + GET_UINT(ref, (1 + i) * 4);
|
|
|
|
type = *ptr++;
|
|
pack = *ptr++;
|
|
|
|
switch (type)
|
|
{
|
|
case 5: /* device dependent bmp */
|
|
case 6: /* device independent bmp */
|
|
HLPFILE_LoadBitmap(beg, type, pack, paragraph);
|
|
break;
|
|
case 8:
|
|
HLPFILE_LoadMetaFile(beg, pack, paragraph);
|
|
break;
|
|
default: WINE_FIXME("Unknown type %u\n", type); return FALSE;
|
|
}
|
|
|
|
/* FIXME: hotspots */
|
|
|
|
/* FIXME: implement support for multiple picture format */
|
|
if (numpict != 1) WINE_FIXME("Supporting only one bitmap format per logical bitmap (for now). Using first format\n");
|
|
break;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_LoadGfxByIndex
|
|
*
|
|
*
|
|
*/
|
|
static BOOL HLPFILE_LoadGfxByIndex(HLPFILE *hlpfile, unsigned index,
|
|
HLPFILE_PARAGRAPH* paragraph)
|
|
{
|
|
char tmp[16];
|
|
BYTE *ref, *end;
|
|
BOOL ret;
|
|
|
|
WINE_TRACE("Loading picture #%d\n", index);
|
|
|
|
if (index < hlpfile->numBmps && hlpfile->bmps[index] != NULL)
|
|
{
|
|
paragraph->u.gfx.u.bmp.hBitmap = hlpfile->bmps[index];
|
|
return TRUE;
|
|
}
|
|
|
|
sprintf(tmp, "|bm%u", index);
|
|
|
|
if (!HLPFILE_FindSubFile(tmp, &ref, &end)) {WINE_WARN("no sub file\n"); return FALSE;}
|
|
|
|
ref += 9;
|
|
|
|
ret = HLPFILE_LoadGfxByAddr(hlpfile, ref, end - ref, paragraph);
|
|
|
|
/* cache bitmap */
|
|
if (ret && paragraph->cookie == para_bitmap)
|
|
{
|
|
if (index >= hlpfile->numBmps)
|
|
{
|
|
hlpfile->numBmps = index + 1;
|
|
if (hlpfile->bmps)
|
|
hlpfile->bmps = HeapReAlloc(GetProcessHeap(), 0, hlpfile->bmps,
|
|
hlpfile->numBmps * sizeof(hlpfile->bmps[0]));
|
|
else
|
|
hlpfile->bmps = HeapAlloc(GetProcessHeap(), 0,
|
|
hlpfile->numBmps * sizeof(hlpfile->bmps[0]));
|
|
|
|
}
|
|
hlpfile->bmps[index] = paragraph->u.gfx.u.bmp.hBitmap;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_AllocLink
|
|
*
|
|
*
|
|
*/
|
|
static HLPFILE_LINK* HLPFILE_AllocLink(int cookie, const char* str, LONG hash,
|
|
BOOL clrChange, unsigned wnd)
|
|
{
|
|
HLPFILE_LINK* link;
|
|
char* link_str;
|
|
|
|
/* FIXME: should build a string table for the attributes.link.lpszPath
|
|
* they are reallocated for each link
|
|
*/
|
|
link = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_LINK) + strlen(str) + 1);
|
|
if (!link) return NULL;
|
|
|
|
link->cookie = cookie;
|
|
link->lpszString = link_str = (char*)link + sizeof(HLPFILE_LINK);
|
|
strcpy(link_str, str);
|
|
link->lHash = hash;
|
|
link->bClrChange = clrChange ? 1 : 0;
|
|
link->window = wnd;
|
|
link->wRefCount = 1;
|
|
|
|
WINE_TRACE("Link[%d] to %s@%08x:%d\n",
|
|
link->cookie, link->lpszString,
|
|
link->lHash, link->window);
|
|
return link;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_AddParagraph
|
|
*/
|
|
static BOOL HLPFILE_AddParagraph(HLPFILE *hlpfile, BYTE *buf, BYTE *end, unsigned* len)
|
|
{
|
|
HLPFILE_PAGE *page;
|
|
HLPFILE_PARAGRAPH *paragraph, **paragraphptr;
|
|
UINT textsize;
|
|
BYTE *format, *format_end;
|
|
char *text, *text_base, *text_end;
|
|
long size, blocksize, datalen;
|
|
unsigned short bits;
|
|
unsigned nc, ncol = 1;
|
|
|
|
if (!hlpfile->last_page) {WINE_WARN("no page\n"); return FALSE;};
|
|
page = hlpfile->last_page;
|
|
for (paragraphptr = &page->first_paragraph; *paragraphptr;
|
|
paragraphptr = &(*paragraphptr)->next) /* Nothing */;
|
|
|
|
if (buf + 0x19 > end) {WINE_WARN("header too small\n"); return FALSE;};
|
|
|
|
blocksize = GET_UINT(buf, 0);
|
|
size = GET_UINT(buf, 0x4);
|
|
datalen = GET_UINT(buf, 0x10);
|
|
text = text_base = HeapAlloc(GetProcessHeap(), 0, size);
|
|
if (!text) return FALSE;
|
|
if (size > blocksize - datalen)
|
|
{
|
|
/* need to decompress */
|
|
if (hlpfile->hasPhrases)
|
|
HLPFILE_Uncompress2(buf + datalen, end, (BYTE*)text, (BYTE*)text + size);
|
|
else if (hlpfile->hasPhrases40)
|
|
HLPFILE_Uncompress3(text, text + size, buf + datalen, end);
|
|
else
|
|
{
|
|
WINE_FIXME("Text size is too long, splitting\n");
|
|
size = blocksize - datalen;
|
|
memcpy(text, buf + datalen, size);
|
|
}
|
|
}
|
|
else
|
|
memcpy(text, buf + datalen, size);
|
|
|
|
text_end = text + size;
|
|
|
|
format = buf + 0x15;
|
|
format_end = buf + GET_UINT(buf, 0x10);
|
|
|
|
if (buf[0x14] == 0x20 || buf[0x14] == 0x23)
|
|
{
|
|
fetch_long(&format);
|
|
*len = fetch_ushort(&format);
|
|
}
|
|
else *len = end-buf-15;
|
|
|
|
if (buf[0x14] == 0x23)
|
|
{
|
|
char type;
|
|
|
|
ncol = *format++;
|
|
|
|
WINE_TRACE("#cols %u\n", ncol);
|
|
type = *format++;
|
|
if (type == 0 || type == 2)
|
|
format += 2;
|
|
format += ncol * 4;
|
|
}
|
|
|
|
for (nc = 0; nc < ncol; nc++)
|
|
{
|
|
WINE_TRACE("looking for format at offset %lu for column %d\n", (SIZE_T)(format - (buf + 0x15)), nc);
|
|
if (buf[0x14] == 0x23)
|
|
format += 5;
|
|
if (buf[0x14] == 0x01)
|
|
format += 6;
|
|
else
|
|
format += 4;
|
|
bits = GET_USHORT(format, 0); format += 2;
|
|
if (bits & 0x0001) fetch_long(&format);
|
|
if (bits & 0x0002) fetch_short(&format);
|
|
if (bits & 0x0004) fetch_short(&format);
|
|
if (bits & 0x0008) fetch_short(&format);
|
|
if (bits & 0x0010) fetch_short(&format);
|
|
if (bits & 0x0020) fetch_short(&format);
|
|
if (bits & 0x0040) fetch_short(&format);
|
|
if (bits & 0x0100) format += 3;
|
|
if (bits & 0x0200)
|
|
{
|
|
int ntab = fetch_short(&format);
|
|
unsigned short ts;
|
|
|
|
while (ntab-- > 0)
|
|
{
|
|
ts = fetch_ushort(&format);
|
|
if (ts & 0x4000) fetch_ushort(&format);
|
|
}
|
|
}
|
|
/* 0x0400, 0x0800 and 0x1000 don't need space */
|
|
if ((bits & 0xE080) != 0)
|
|
WINE_FIXME("Unsupported bits %04x, potential trouble ahead\n", bits);
|
|
|
|
while (text < text_end && format < format_end)
|
|
{
|
|
WINE_TRACE("Got text: %s (%p/%p - %p/%p)\n", wine_dbgstr_a(text), text, text_end, format, format_end);
|
|
textsize = strlen(text) + 1;
|
|
if (textsize > 1)
|
|
{
|
|
paragraph = HeapAlloc(GetProcessHeap(), 0,
|
|
sizeof(HLPFILE_PARAGRAPH) + textsize);
|
|
if (!paragraph) return FALSE;
|
|
*paragraphptr = paragraph;
|
|
paragraphptr = ¶graph->next;
|
|
|
|
paragraph->next = NULL;
|
|
paragraph->link = attributes.link;
|
|
if (paragraph->link) paragraph->link->wRefCount++;
|
|
paragraph->cookie = para_normal_text;
|
|
paragraph->u.text.wFont = attributes.wFont;
|
|
paragraph->u.text.wVSpace = attributes.wVSpace;
|
|
paragraph->u.text.wHSpace = attributes.wHSpace;
|
|
paragraph->u.text.wIndent = attributes.wIndent;
|
|
paragraph->u.text.lpszText = (char*)paragraph + sizeof(HLPFILE_PARAGRAPH);
|
|
strcpy(paragraph->u.text.lpszText, text);
|
|
|
|
attributes.wVSpace = 0;
|
|
attributes.wHSpace = 0;
|
|
}
|
|
/* else: null text, keep on storing attributes */
|
|
text += textsize;
|
|
|
|
if (*format == 0xff)
|
|
{
|
|
format++;
|
|
break;
|
|
}
|
|
|
|
WINE_TRACE("format=%02x\n", *format);
|
|
switch (*format)
|
|
{
|
|
case 0x20:
|
|
WINE_FIXME("NIY20\n");
|
|
format += 5;
|
|
break;
|
|
|
|
case 0x21:
|
|
WINE_FIXME("NIY21\n");
|
|
format += 3;
|
|
break;
|
|
|
|
case 0x80:
|
|
attributes.wFont = GET_USHORT(format, 1);
|
|
WINE_TRACE("Changing font to %d\n", attributes.wFont);
|
|
format += 3;
|
|
break;
|
|
|
|
case 0x81:
|
|
attributes.wVSpace++;
|
|
format += 1;
|
|
break;
|
|
|
|
case 0x82:
|
|
attributes.wVSpace++;
|
|
attributes.wIndent = 0;
|
|
format += 1;
|
|
break;
|
|
|
|
case 0x83:
|
|
attributes.wIndent++;
|
|
format += 1;
|
|
break;
|
|
|
|
#if 0
|
|
case 0x84:
|
|
format += 3;
|
|
break;
|
|
#endif
|
|
|
|
case 0x86:
|
|
case 0x87:
|
|
case 0x88:
|
|
{
|
|
BYTE pos = (*format - 0x86);
|
|
BYTE type = format[1];
|
|
long size;
|
|
|
|
format += 2;
|
|
size = fetch_long(&format);
|
|
|
|
paragraph = HeapAlloc(GetProcessHeap(), 0,
|
|
sizeof(HLPFILE_PARAGRAPH) + textsize);
|
|
if (!paragraph) return FALSE;
|
|
*paragraphptr = paragraph;
|
|
paragraphptr = ¶graph->next;
|
|
|
|
paragraph->next = NULL;
|
|
paragraph->link = attributes.link;
|
|
if (paragraph->link) paragraph->link->wRefCount++;
|
|
paragraph->cookie = para_bitmap;
|
|
paragraph->u.gfx.pos = pos;
|
|
switch (type)
|
|
{
|
|
case 0x22:
|
|
fetch_ushort(&format); /* hot spot */
|
|
/* fall thru */
|
|
case 0x03:
|
|
switch (GET_SHORT(format, 0))
|
|
{
|
|
case 0:
|
|
HLPFILE_LoadGfxByIndex(hlpfile, GET_SHORT(format, 2),
|
|
paragraph);
|
|
break;
|
|
case 1:
|
|
WINE_FIXME("does it work ??? %x<%lu>#%u\n",
|
|
GET_SHORT(format, 0),
|
|
size, GET_SHORT(format, 2));
|
|
HLPFILE_LoadGfxByAddr(hlpfile, format + 2, size - 4,
|
|
paragraph);
|
|
break;
|
|
default:
|
|
WINE_FIXME("??? %u\n", GET_SHORT(format, 0));
|
|
break;
|
|
}
|
|
break;
|
|
case 0x05:
|
|
WINE_FIXME("Got an embedded element %s\n", format + 6);
|
|
break;
|
|
default:
|
|
WINE_FIXME("Got a type %d picture\n", type);
|
|
break;
|
|
}
|
|
if (attributes.wVSpace) paragraph->u.gfx.pos |= 0x8000;
|
|
|
|
format += size;
|
|
}
|
|
break;
|
|
|
|
case 0x89:
|
|
HLPFILE_FreeLink(attributes.link);
|
|
attributes.link = NULL;
|
|
format += 1;
|
|
break;
|
|
|
|
case 0x8B:
|
|
case 0x8C:
|
|
WINE_FIXME("NIY non-break space/hyphen\n");
|
|
format += 1;
|
|
break;
|
|
|
|
#if 0
|
|
case 0xA9:
|
|
format += 2;
|
|
break;
|
|
#endif
|
|
|
|
case 0xC8:
|
|
case 0xCC:
|
|
WINE_TRACE("macro => %s\n", format + 3);
|
|
HLPFILE_FreeLink(attributes.link);
|
|
attributes.link = HLPFILE_AllocLink(hlp_link_macro, (const char*)format + 3,
|
|
0, !(*format & 4), -1);
|
|
format += 3 + GET_USHORT(format, 1);
|
|
break;
|
|
|
|
case 0xE0:
|
|
case 0xE1:
|
|
WINE_WARN("jump topic 1 => %u\n", GET_UINT(format, 1));
|
|
HLPFILE_FreeLink(attributes.link);
|
|
attributes.link = HLPFILE_AllocLink((*format & 1) ? hlp_link_link : hlp_link_popup,
|
|
hlpfile->lpszPath,
|
|
GET_UINT(format, 1)-16,
|
|
1, -1);
|
|
|
|
|
|
format += 5;
|
|
break;
|
|
|
|
case 0xE2:
|
|
case 0xE3:
|
|
case 0xE6:
|
|
case 0xE7:
|
|
HLPFILE_FreeLink(attributes.link);
|
|
attributes.link = HLPFILE_AllocLink((*format & 1) ? hlp_link_link : hlp_link_popup,
|
|
hlpfile->lpszPath,
|
|
GET_UINT(format, 1),
|
|
!(*format & 4), -1);
|
|
format += 5;
|
|
break;
|
|
|
|
case 0xEA:
|
|
case 0xEB:
|
|
case 0xEE:
|
|
case 0xEF:
|
|
{
|
|
char* ptr = (char*) format + 8;
|
|
BYTE type = format[3];
|
|
int wnd = -1;
|
|
char* str;
|
|
|
|
if (type == 1) wnd = *ptr++;
|
|
if (type == 4 || type == 6)
|
|
{
|
|
str = ptr;
|
|
ptr += strlen(ptr) + 1;
|
|
}
|
|
else
|
|
str = hlpfile->lpszPath;
|
|
if (type == 6)
|
|
{
|
|
for (wnd = hlpfile->numWindows - 1; wnd >= 0; wnd--)
|
|
{
|
|
if (!strcmp(ptr, hlpfile->windows[wnd].name)) break;
|
|
}
|
|
if (wnd == -1)
|
|
WINE_WARN("Couldn't find window info for %s\n", ptr);
|
|
}
|
|
HLPFILE_FreeLink(attributes.link);
|
|
attributes.link = HLPFILE_AllocLink((*format & 4) ? hlp_link_link : hlp_link_popup,
|
|
str, GET_UINT(format, 4),
|
|
!(*format & 1), wnd);
|
|
}
|
|
format += 3 + GET_USHORT(format, 1);
|
|
break;
|
|
|
|
default:
|
|
WINE_WARN("format %02x\n", *format);
|
|
format++;
|
|
}
|
|
}
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, text_base);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_ReadFont
|
|
*
|
|
*
|
|
*/
|
|
static BOOL HLPFILE_ReadFont(HLPFILE* hlpfile)
|
|
{
|
|
BYTE *ref, *end;
|
|
unsigned i, len, idx;
|
|
unsigned face_num, dscr_num, face_offset, dscr_offset;
|
|
BYTE flag, family;
|
|
|
|
if (!HLPFILE_FindSubFile("|FONT", &ref, &end))
|
|
{
|
|
WINE_WARN("no subfile FONT\n");
|
|
hlpfile->numFonts = 0;
|
|
hlpfile->fonts = NULL;
|
|
return FALSE;
|
|
}
|
|
|
|
ref += 9;
|
|
|
|
face_num = GET_USHORT(ref, 0);
|
|
dscr_num = GET_USHORT(ref, 2);
|
|
face_offset = GET_USHORT(ref, 4);
|
|
dscr_offset = GET_USHORT(ref, 6);
|
|
|
|
WINE_TRACE("Got NumFacenames=%u@%u NumDesc=%u@%u\n",
|
|
face_num, face_offset, dscr_num, dscr_offset);
|
|
|
|
hlpfile->numFonts = dscr_num;
|
|
hlpfile->fonts = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_FONT) * dscr_num);
|
|
|
|
len = (dscr_offset - face_offset) / face_num;
|
|
/* EPP for (i = face_offset; i < dscr_offset; i += len) */
|
|
/* EPP WINE_FIXME("[%d]: %*s\n", i / len, len, ref + i); */
|
|
for (i = 0; i < dscr_num; i++)
|
|
{
|
|
flag = ref[dscr_offset + i * 11 + 0];
|
|
family = ref[dscr_offset + i * 11 + 2];
|
|
|
|
hlpfile->fonts[i].LogFont.lfHeight = -ref[dscr_offset + i * 11 + 1] / 2 - 3;
|
|
hlpfile->fonts[i].LogFont.lfWidth = 0;
|
|
hlpfile->fonts[i].LogFont.lfEscapement = 0;
|
|
hlpfile->fonts[i].LogFont.lfOrientation = 0;
|
|
hlpfile->fonts[i].LogFont.lfWeight = (flag & 1) ? 700 : 400;
|
|
hlpfile->fonts[i].LogFont.lfItalic = (flag & 2) ? TRUE : FALSE;
|
|
hlpfile->fonts[i].LogFont.lfUnderline = (flag & 4) ? TRUE : FALSE;
|
|
hlpfile->fonts[i].LogFont.lfStrikeOut = (flag & 8) ? TRUE : FALSE;
|
|
hlpfile->fonts[i].LogFont.lfCharSet = DEFAULT_CHARSET;
|
|
hlpfile->fonts[i].LogFont.lfOutPrecision = OUT_DEFAULT_PRECIS;
|
|
hlpfile->fonts[i].LogFont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
|
|
hlpfile->fonts[i].LogFont.lfQuality = DEFAULT_QUALITY;
|
|
hlpfile->fonts[i].LogFont.lfPitchAndFamily = DEFAULT_PITCH;
|
|
|
|
switch (family)
|
|
{
|
|
case 0x01: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_MODERN; break;
|
|
case 0x02: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_ROMAN; break;
|
|
case 0x03: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_SWISS; break;
|
|
case 0x04: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_SCRIPT; break;
|
|
case 0x05: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_DECORATIVE; break;
|
|
default: WINE_FIXME("Unknown family %u\n", family);
|
|
}
|
|
idx = GET_USHORT(ref, dscr_offset + i * 11 + 3);
|
|
|
|
if (idx < face_num)
|
|
{
|
|
memcpy(hlpfile->fonts[i].LogFont.lfFaceName, ref + face_offset + idx * len, min(len, LF_FACESIZE - 1));
|
|
hlpfile->fonts[i].LogFont.lfFaceName[min(len, LF_FACESIZE - 1)] = '\0';
|
|
}
|
|
else
|
|
{
|
|
WINE_FIXME("Too high face ref (%u/%u)\n", idx, face_num);
|
|
strcpy(hlpfile->fonts[i].LogFont.lfFaceName, "Helv");
|
|
}
|
|
hlpfile->fonts[i].hFont = 0;
|
|
hlpfile->fonts[i].color = RGB(ref[dscr_offset + i * 11 + 5],
|
|
ref[dscr_offset + i * 11 + 6],
|
|
ref[dscr_offset + i * 11 + 7]);
|
|
#define X(b,s) ((flag & (1 << b)) ? "-"s: "")
|
|
WINE_TRACE("Font[%d]: flags=%02x%s%s%s%s%s%s pSize=%u family=%u face=%s[%u] color=%08x\n",
|
|
i, flag,
|
|
X(0, "bold"),
|
|
X(1, "italic"),
|
|
X(2, "underline"),
|
|
X(3, "strikeOut"),
|
|
X(4, "dblUnderline"),
|
|
X(5, "smallCaps"),
|
|
ref[dscr_offset + i * 11 + 1],
|
|
family,
|
|
hlpfile->fonts[i].LogFont.lfFaceName, idx,
|
|
GET_UINT(ref, dscr_offset + i * 11 + 5) & 0x00FFFFFF);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_ReadFileToBuffer
|
|
*/
|
|
static BOOL HLPFILE_ReadFileToBuffer(HFILE hFile)
|
|
{
|
|
BYTE header[16], dummy[1];
|
|
|
|
if (_hread(hFile, header, 16) != 16) {WINE_WARN("header\n"); return FALSE;};
|
|
|
|
/* sanity checks */
|
|
if (GET_UINT(header, 0) != 0x00035F3F)
|
|
{WINE_WARN("wrong header\n"); return FALSE;};
|
|
|
|
file_buffer_size = GET_UINT(header, 12);
|
|
file_buffer = HeapAlloc(GetProcessHeap(), 0, file_buffer_size + 1);
|
|
if (!file_buffer) return FALSE;
|
|
|
|
memcpy(file_buffer, header, 16);
|
|
if (_hread(hFile, file_buffer + 16, file_buffer_size - 16) != file_buffer_size - 16)
|
|
{WINE_WARN("filesize1\n"); return FALSE;};
|
|
|
|
if (_hread(hFile, dummy, 1) != 0) WINE_WARN("filesize2\n");
|
|
|
|
file_buffer[file_buffer_size] = '\0'; /* FIXME: was '0', sounds ackward to me */
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* comp_FindSubFile
|
|
*
|
|
* HLPFILE_BPTreeCompare function for HLPFILE directory.
|
|
*
|
|
*/
|
|
static int comp_FindSubFile(void *p, const void *key,
|
|
int leaf, void** next)
|
|
{
|
|
*next = (char *)p+strlen(p)+(leaf?5:3);
|
|
WINE_TRACE("Comparing '%s' with '%s'\n", (char *)p, (char *)key);
|
|
return strcmp(p, key);
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_FindSubFile
|
|
*/
|
|
static BOOL HLPFILE_FindSubFile(LPCSTR name, BYTE **subbuf, BYTE **subend)
|
|
{
|
|
BYTE *ptr;
|
|
|
|
WINE_TRACE("looking for file '%s'\n", name);
|
|
ptr = HLPFILE_BPTreeSearch(file_buffer + GET_UINT(file_buffer, 4),
|
|
name, comp_FindSubFile);
|
|
if (!ptr) return FALSE;
|
|
*subbuf = file_buffer + GET_UINT(ptr, strlen(name)+1);
|
|
if (*subbuf >= file_buffer + file_buffer_size)
|
|
{
|
|
WINE_ERR("internal file %s does not fit\n", name);
|
|
return FALSE;
|
|
}
|
|
*subend = *subbuf + GET_UINT(*subbuf, 0);
|
|
if (*subend > file_buffer + file_buffer_size)
|
|
{
|
|
WINE_ERR("internal file %s does not fit\n", name);
|
|
return FALSE;
|
|
}
|
|
if (GET_UINT(*subbuf, 0) < GET_UINT(*subbuf, 4) + 9)
|
|
{
|
|
WINE_ERR("invalid size provided for internal file %s\n", name);
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_SystemCommands
|
|
*/
|
|
static BOOL HLPFILE_SystemCommands(HLPFILE* hlpfile)
|
|
{
|
|
BYTE *buf, *ptr, *end;
|
|
HLPFILE_MACRO *macro, **m;
|
|
LPSTR p;
|
|
unsigned short magic, minor, major, flags;
|
|
|
|
hlpfile->lpszTitle = NULL;
|
|
|
|
if (!HLPFILE_FindSubFile("|SYSTEM", &buf, &end)) return FALSE;
|
|
|
|
magic = GET_USHORT(buf + 9, 0);
|
|
minor = GET_USHORT(buf + 9, 2);
|
|
major = GET_USHORT(buf + 9, 4);
|
|
/* gen date on 4 bytes */
|
|
flags = GET_USHORT(buf + 9, 10);
|
|
WINE_TRACE("Got system header: magic=%04x version=%d.%d flags=%04x\n",
|
|
magic, major, minor, flags);
|
|
if (magic != 0x036C || major != 1)
|
|
{WINE_WARN("Wrong system header\n"); return FALSE;}
|
|
if (minor <= 16)
|
|
{
|
|
hlpfile->tbsize = 0x800;
|
|
hlpfile->compressed = 0;
|
|
}
|
|
else if (flags == 0)
|
|
{
|
|
hlpfile->tbsize = 0x1000;
|
|
hlpfile->compressed = 0;
|
|
}
|
|
else if (flags == 4)
|
|
{
|
|
hlpfile->tbsize = 0x1000;
|
|
hlpfile->compressed = 1;
|
|
}
|
|
else
|
|
{
|
|
hlpfile->tbsize = 0x800;
|
|
hlpfile->compressed = 1;
|
|
}
|
|
|
|
if (hlpfile->compressed)
|
|
hlpfile->dsize = 0x4000;
|
|
else
|
|
hlpfile->dsize = hlpfile->tbsize - 0x0C;
|
|
|
|
hlpfile->version = minor;
|
|
hlpfile->flags = flags;
|
|
|
|
for (ptr = buf + 0x15; ptr + 4 <= end; ptr += GET_USHORT(ptr, 2) + 4)
|
|
{
|
|
char *str = (char*) ptr + 4;
|
|
switch (GET_USHORT(ptr, 0))
|
|
{
|
|
case 1:
|
|
if (hlpfile->lpszTitle) {WINE_WARN("title\n"); break;}
|
|
hlpfile->lpszTitle = HeapAlloc(GetProcessHeap(), 0, strlen(str) + 1);
|
|
if (!hlpfile->lpszTitle) return FALSE;
|
|
lstrcpy(hlpfile->lpszTitle, str);
|
|
WINE_TRACE("Title: %s\n", hlpfile->lpszTitle);
|
|
break;
|
|
|
|
case 2:
|
|
if (hlpfile->lpszCopyright) {WINE_WARN("copyright\n"); break;}
|
|
hlpfile->lpszCopyright = HeapAlloc(GetProcessHeap(), 0, strlen(str) + 1);
|
|
if (!hlpfile->lpszCopyright) return FALSE;
|
|
lstrcpy(hlpfile->lpszCopyright, str);
|
|
WINE_TRACE("Copyright: %s\n", hlpfile->lpszCopyright);
|
|
break;
|
|
|
|
case 3:
|
|
if (GET_USHORT(ptr, 2) != 4) {WINE_WARN("system3\n");break;}
|
|
hlpfile->contents_start = GET_UINT(ptr, 4);
|
|
WINE_TRACE("Setting contents start at %08lx\n", hlpfile->contents_start);
|
|
break;
|
|
|
|
case 4:
|
|
macro = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_MACRO) + lstrlen(str) + 1);
|
|
if (!macro) break;
|
|
p = (char*)macro + sizeof(HLPFILE_MACRO);
|
|
lstrcpy(p, str);
|
|
macro->lpszMacro = p;
|
|
macro->next = 0;
|
|
for (m = &hlpfile->first_macro; *m; m = &(*m)->next);
|
|
*m = macro;
|
|
break;
|
|
|
|
case 6:
|
|
if (GET_USHORT(ptr, 2) != 90) {WINE_WARN("system6\n");break;}
|
|
|
|
if (hlpfile->windows)
|
|
hlpfile->windows = HeapReAlloc(GetProcessHeap(), 0, hlpfile->windows,
|
|
sizeof(HLPFILE_WINDOWINFO) * ++hlpfile->numWindows);
|
|
else
|
|
hlpfile->windows = HeapAlloc(GetProcessHeap(), 0,
|
|
sizeof(HLPFILE_WINDOWINFO) * ++hlpfile->numWindows);
|
|
|
|
if (hlpfile->windows)
|
|
{
|
|
unsigned flags = GET_USHORT(ptr, 4);
|
|
HLPFILE_WINDOWINFO* wi = &hlpfile->windows[hlpfile->numWindows - 1];
|
|
|
|
if (flags & 0x0001) strcpy(wi->type, &str[2]);
|
|
else wi->type[0] = '\0';
|
|
if (flags & 0x0002) strcpy(wi->name, &str[12]);
|
|
else wi->name[0] = '\0';
|
|
if (flags & 0x0004) strcpy(wi->caption, &str[23]);
|
|
else lstrcpynA(wi->caption, hlpfile->lpszTitle, sizeof(wi->caption));
|
|
wi->origin.x = (flags & 0x0008) ? GET_USHORT(ptr, 76) : CW_USEDEFAULT;
|
|
wi->origin.y = (flags & 0x0010) ? GET_USHORT(ptr, 78) : CW_USEDEFAULT;
|
|
wi->size.cx = (flags & 0x0020) ? GET_USHORT(ptr, 80) : CW_USEDEFAULT;
|
|
wi->size.cy = (flags & 0x0040) ? GET_USHORT(ptr, 82) : CW_USEDEFAULT;
|
|
wi->style = (flags & 0x0080) ? GET_USHORT(ptr, 84) : SW_SHOW;
|
|
wi->win_style = WS_OVERLAPPEDWINDOW;
|
|
wi->sr_color = (flags & 0x0100) ? GET_UINT(ptr, 86) : 0xFFFFFF;
|
|
wi->nsr_color = (flags & 0x0200) ? GET_UINT(ptr, 90) : 0xFFFFFF;
|
|
WINE_TRACE("System-Window: flags=%c%c%c%c%c%c%c%c type=%s name=%s caption=%s (%d,%d)x(%d,%d)\n",
|
|
flags & 0x0001 ? 'T' : 't',
|
|
flags & 0x0002 ? 'N' : 'n',
|
|
flags & 0x0004 ? 'C' : 'c',
|
|
flags & 0x0008 ? 'X' : 'x',
|
|
flags & 0x0010 ? 'Y' : 'y',
|
|
flags & 0x0020 ? 'W' : 'w',
|
|
flags & 0x0040 ? 'H' : 'h',
|
|
flags & 0x0080 ? 'S' : 's',
|
|
wi->type, wi->name, wi->caption, wi->origin.x, wi->origin.y,
|
|
wi->size.cx, wi->size.cy);
|
|
}
|
|
break;
|
|
default:
|
|
WINE_WARN("Unsupported SystemRecord[%d]\n", GET_USHORT(ptr, 0));
|
|
}
|
|
}
|
|
if (!hlpfile->lpszTitle)
|
|
hlpfile->lpszTitle = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 1);
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_UncompressedLZ77_Size
|
|
*/
|
|
static INT HLPFILE_UncompressedLZ77_Size(BYTE *ptr, BYTE *end)
|
|
{
|
|
int i, newsize = 0;
|
|
|
|
while (ptr < end)
|
|
{
|
|
int mask = *ptr++;
|
|
for (i = 0; i < 8 && ptr < end; i++, mask >>= 1)
|
|
{
|
|
if (mask & 1)
|
|
{
|
|
int code = GET_USHORT(ptr, 0);
|
|
int len = 3 + (code >> 12);
|
|
newsize += len;
|
|
ptr += 2;
|
|
}
|
|
else newsize++, ptr++;
|
|
}
|
|
}
|
|
|
|
return newsize;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_UncompressLZ77
|
|
*/
|
|
static BYTE *HLPFILE_UncompressLZ77(BYTE *ptr, BYTE *end, BYTE *newptr)
|
|
{
|
|
int i;
|
|
|
|
while (ptr < end)
|
|
{
|
|
int mask = *ptr++;
|
|
for (i = 0; i < 8 && ptr < end; i++, mask >>= 1)
|
|
{
|
|
if (mask & 1)
|
|
{
|
|
int code = GET_USHORT(ptr, 0);
|
|
int len = 3 + (code >> 12);
|
|
int offset = code & 0xfff;
|
|
/*
|
|
* We must copy byte-by-byte here. We cannot use memcpy nor
|
|
* memmove here. Just example:
|
|
* a[]={1,2,3,4,5,6,7,8,9,10}
|
|
* newptr=a+2;
|
|
* offset=1;
|
|
* We expect:
|
|
* {1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 11, 12}
|
|
*/
|
|
for (; len>0; len--, newptr++) *newptr = *(newptr-offset-1);
|
|
ptr += 2;
|
|
}
|
|
else *newptr++ = *ptr++;
|
|
}
|
|
}
|
|
|
|
return newptr;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_UncompressLZ77_Phrases
|
|
*/
|
|
static BOOL HLPFILE_UncompressLZ77_Phrases(HLPFILE* hlpfile)
|
|
{
|
|
UINT i, num, dec_size, head_size;
|
|
BYTE *buf, *end;
|
|
|
|
if (!HLPFILE_FindSubFile("|Phrases", &buf, &end)) return FALSE;
|
|
|
|
if (hlpfile->version <= 16)
|
|
head_size = 13;
|
|
else
|
|
head_size = 17;
|
|
|
|
num = phrases.num = GET_USHORT(buf, 9);
|
|
if (buf + 2 * num + 0x13 >= end) {WINE_WARN("1a\n"); return FALSE;};
|
|
|
|
if (hlpfile->version <= 16)
|
|
dec_size = end - buf - 15 - 2 * num;
|
|
else
|
|
dec_size = HLPFILE_UncompressedLZ77_Size(buf + 0x13 + 2 * num, end);
|
|
|
|
phrases.offsets = HeapAlloc(GetProcessHeap(), 0, sizeof(unsigned) * (num + 1));
|
|
phrases.buffer = HeapAlloc(GetProcessHeap(), 0, dec_size);
|
|
if (!phrases.offsets || !phrases.buffer)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, phrases.offsets);
|
|
HeapFree(GetProcessHeap(), 0, phrases.buffer);
|
|
return FALSE;
|
|
}
|
|
|
|
for (i = 0; i <= num; i++)
|
|
phrases.offsets[i] = GET_USHORT(buf, head_size + 2 * i) - 2 * num - 2;
|
|
|
|
if (hlpfile->version <= 16)
|
|
memcpy(phrases.buffer, buf + 15 + 2*num, dec_size);
|
|
else
|
|
HLPFILE_UncompressLZ77(buf + 0x13 + 2 * num, end, (BYTE*)phrases.buffer);
|
|
|
|
hlpfile->hasPhrases = TRUE;
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_Uncompress_Phrases40
|
|
*/
|
|
static BOOL HLPFILE_Uncompress_Phrases40(HLPFILE* hlpfile)
|
|
{
|
|
UINT num;
|
|
INT dec_size, cpr_size;
|
|
BYTE *buf_idx, *end_idx;
|
|
BYTE *buf_phs, *end_phs;
|
|
long* ptr, mask = 0;
|
|
unsigned int i;
|
|
unsigned short bc, n;
|
|
|
|
if (!HLPFILE_FindSubFile("|PhrIndex", &buf_idx, &end_idx) ||
|
|
!HLPFILE_FindSubFile("|PhrImage", &buf_phs, &end_phs)) return FALSE;
|
|
|
|
ptr = (long*)(buf_idx + 9 + 28);
|
|
bc = GET_USHORT(buf_idx, 9 + 24) & 0x0F;
|
|
num = phrases.num = GET_USHORT(buf_idx, 9 + 4);
|
|
|
|
WINE_TRACE("Index: Magic=%08x #entries=%u CpsdSize=%u PhrImgSize=%u\n"
|
|
"\tPhrImgCprsdSize=%u 0=%u bc=%x ukn=%x\n",
|
|
GET_UINT(buf_idx, 9 + 0),
|
|
GET_UINT(buf_idx, 9 + 4),
|
|
GET_UINT(buf_idx, 9 + 8),
|
|
GET_UINT(buf_idx, 9 + 12),
|
|
GET_UINT(buf_idx, 9 + 16),
|
|
GET_UINT(buf_idx, 9 + 20),
|
|
GET_USHORT(buf_idx, 9 + 24),
|
|
GET_USHORT(buf_idx, 9 + 26));
|
|
|
|
dec_size = GET_UINT(buf_idx, 9 + 12);
|
|
cpr_size = GET_UINT(buf_idx, 9 + 16);
|
|
|
|
if (dec_size != cpr_size &&
|
|
dec_size != HLPFILE_UncompressedLZ77_Size(buf_phs + 9, end_phs))
|
|
{
|
|
WINE_WARN("size mismatch %u %u\n",
|
|
dec_size, HLPFILE_UncompressedLZ77_Size(buf_phs + 9, end_phs));
|
|
dec_size = max(dec_size, HLPFILE_UncompressedLZ77_Size(buf_phs + 9, end_phs));
|
|
}
|
|
|
|
phrases.offsets = HeapAlloc(GetProcessHeap(), 0, sizeof(unsigned) * (num + 1));
|
|
phrases.buffer = HeapAlloc(GetProcessHeap(), 0, dec_size);
|
|
if (!phrases.offsets || !phrases.buffer)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, phrases.offsets);
|
|
HeapFree(GetProcessHeap(), 0, phrases.buffer);
|
|
return FALSE;
|
|
}
|
|
|
|
#define getbit() (ptr += (mask < 0), mask = mask*2 + (mask<=0), (*ptr & mask) != 0)
|
|
|
|
phrases.offsets[0] = 0;
|
|
for (i = 0; i < num; i++)
|
|
{
|
|
for (n = 1; getbit(); n += 1 << bc);
|
|
if (getbit()) n++;
|
|
if (bc > 1 && getbit()) n += 2;
|
|
if (bc > 2 && getbit()) n += 4;
|
|
if (bc > 3 && getbit()) n += 8;
|
|
if (bc > 4 && getbit()) n += 16;
|
|
phrases.offsets[i + 1] = phrases.offsets[i] + n;
|
|
}
|
|
#undef getbit
|
|
|
|
if (dec_size == cpr_size)
|
|
memcpy(phrases.buffer, buf_phs + 9, dec_size);
|
|
else
|
|
HLPFILE_UncompressLZ77(buf_phs + 9, end_phs, (BYTE*)phrases.buffer);
|
|
|
|
hlpfile->hasPhrases40 = TRUE;
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_Uncompress_Topic
|
|
*/
|
|
static BOOL HLPFILE_Uncompress_Topic(HLPFILE* hlpfile)
|
|
{
|
|
BYTE *buf, *ptr, *end, *newptr;
|
|
unsigned int i, newsize = 0;
|
|
unsigned int topic_size;
|
|
|
|
if (!HLPFILE_FindSubFile("|TOPIC", &buf, &end))
|
|
{WINE_WARN("topic0\n"); return FALSE;}
|
|
|
|
buf += 9; /* Skip file header */
|
|
topic_size = end - buf;
|
|
if (hlpfile->compressed)
|
|
{
|
|
topic.wMapLen = (topic_size - 1) / hlpfile->tbsize + 1;
|
|
|
|
for (i = 0; i < topic.wMapLen; i++)
|
|
{
|
|
ptr = buf + i * hlpfile->tbsize;
|
|
|
|
/* I don't know why, it's necessary for printman.hlp */
|
|
if (ptr + 0x44 > end) ptr = end - 0x44;
|
|
|
|
newsize += HLPFILE_UncompressedLZ77_Size(ptr + 0xc, min(end, ptr + hlpfile->tbsize));
|
|
}
|
|
|
|
topic.map = HeapAlloc(GetProcessHeap(), 0,
|
|
topic.wMapLen * sizeof(topic.map[0]) + newsize);
|
|
if (!topic.map) return FALSE;
|
|
newptr = (BYTE*)(topic.map + topic.wMapLen);
|
|
topic.end = newptr + newsize;
|
|
|
|
for (i = 0; i < topic.wMapLen; i++)
|
|
{
|
|
ptr = buf + i * hlpfile->tbsize;
|
|
if (ptr + 0x44 > end) ptr = end - 0x44;
|
|
|
|
topic.map[i] = newptr;
|
|
newptr = HLPFILE_UncompressLZ77(ptr + 0xc, min(end, ptr + hlpfile->tbsize), newptr);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* basically, we need to copy the TopicBlockSize byte pages
|
|
* (removing the first 0x0C) in one single area in memory
|
|
*/
|
|
topic.wMapLen = (topic_size - 1) / hlpfile->tbsize + 1;
|
|
topic.map = HeapAlloc(GetProcessHeap(), 0,
|
|
topic.wMapLen * (sizeof(topic.map[0]) + hlpfile->dsize));
|
|
if (!topic.map) return FALSE;
|
|
newptr = (BYTE*)(topic.map + topic.wMapLen);
|
|
topic.end = newptr + topic_size;
|
|
|
|
for (i = 0; i < topic.wMapLen; i++)
|
|
{
|
|
topic.map[i] = newptr + i * hlpfile->dsize;
|
|
memcpy(topic.map[i], buf + i * hlpfile->tbsize + 0x0C, hlpfile->dsize);
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_Uncompress2
|
|
*/
|
|
|
|
static void HLPFILE_Uncompress2(const BYTE *ptr, const BYTE *end, BYTE *newptr, const BYTE *newend)
|
|
{
|
|
BYTE *phptr, *phend;
|
|
UINT code;
|
|
UINT index;
|
|
|
|
while (ptr < end && newptr < newend)
|
|
{
|
|
if (!*ptr || *ptr >= 0x10)
|
|
*newptr++ = *ptr++;
|
|
else
|
|
{
|
|
code = 0x100 * ptr[0] + ptr[1];
|
|
index = (code - 0x100) / 2;
|
|
|
|
phptr = (BYTE*)phrases.buffer + phrases.offsets[index];
|
|
phend = (BYTE*)phrases.buffer + phrases.offsets[index + 1];
|
|
|
|
if (newptr + (phend - phptr) > newend)
|
|
{
|
|
WINE_FIXME("buffer overflow %p > %p for %lu bytes\n",
|
|
newptr, newend, (SIZE_T)(phend - phptr));
|
|
return;
|
|
}
|
|
memcpy(newptr, phptr, phend - phptr);
|
|
newptr += phend - phptr;
|
|
if (code & 1) *newptr++ = ' ';
|
|
|
|
ptr += 2;
|
|
}
|
|
}
|
|
if (newptr > newend) WINE_FIXME("buffer overflow %p > %p\n", newptr, newend);
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_Uncompress3
|
|
*
|
|
*
|
|
*/
|
|
static BOOL HLPFILE_Uncompress3(char* dst, const char* dst_end,
|
|
const BYTE* src, const BYTE* src_end)
|
|
{
|
|
unsigned int idx, len;
|
|
|
|
for (; src < src_end; src++)
|
|
{
|
|
if ((*src & 1) == 0)
|
|
{
|
|
idx = *src / 2;
|
|
if (idx > phrases.num)
|
|
{
|
|
WINE_ERR("index in phrases %d/%d\n", idx, phrases.num);
|
|
len = 0;
|
|
}
|
|
else
|
|
{
|
|
len = phrases.offsets[idx + 1] - phrases.offsets[idx];
|
|
if (dst + len <= dst_end)
|
|
memcpy(dst, &phrases.buffer[phrases.offsets[idx]], len);
|
|
}
|
|
}
|
|
else if ((*src & 0x03) == 0x01)
|
|
{
|
|
idx = (*src + 1) * 64;
|
|
idx += *++src;
|
|
if (idx > phrases.num)
|
|
{
|
|
WINE_ERR("index in phrases %d/%d\n", idx, phrases.num);
|
|
len = 0;
|
|
}
|
|
else
|
|
{
|
|
len = phrases.offsets[idx + 1] - phrases.offsets[idx];
|
|
if (dst + len <= dst_end)
|
|
memcpy(dst, &phrases.buffer[phrases.offsets[idx]], len);
|
|
}
|
|
}
|
|
else if ((*src & 0x07) == 0x03)
|
|
{
|
|
len = (*src / 8) + 1;
|
|
if (dst + len <= dst_end)
|
|
memcpy(dst, src + 1, len);
|
|
src += len;
|
|
}
|
|
else
|
|
{
|
|
len = (*src / 16) + 1;
|
|
if (dst + len <= dst_end)
|
|
memset(dst, ((*src & 0x0F) == 0x07) ? ' ' : 0, len);
|
|
}
|
|
dst += len;
|
|
}
|
|
|
|
if (dst > dst_end) WINE_ERR("buffer overflow (%p > %p)\n", dst, dst_end);
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_UncompressRLE
|
|
*
|
|
*
|
|
*/
|
|
static void HLPFILE_UncompressRLE(const BYTE* src, const BYTE* end, BYTE** dst, unsigned dstsz)
|
|
{
|
|
BYTE ch;
|
|
BYTE* sdst = *dst + dstsz;
|
|
|
|
while (src < end)
|
|
{
|
|
ch = *src++;
|
|
if (ch & 0x80)
|
|
{
|
|
ch &= 0x7F;
|
|
if ((*dst) + ch <= sdst)
|
|
memcpy(*dst, src, ch);
|
|
src += ch;
|
|
}
|
|
else
|
|
{
|
|
if ((*dst) + ch <= sdst)
|
|
memset(*dst, (char)*src, ch);
|
|
src++;
|
|
}
|
|
*dst += ch;
|
|
}
|
|
if (*dst != sdst)
|
|
WINE_WARN("Buffer X-flow: d(%lu) instead of d(%u)\n",
|
|
(SIZE_T)(*dst - (sdst - dstsz)), dstsz);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* HLPFILE_BPTreeSearch
|
|
*
|
|
* Searches for an element in B+ tree
|
|
*
|
|
* PARAMS
|
|
* buf [I] pointer to the embedded file structured as a B+ tree
|
|
* key [I] pointer to data to find
|
|
* comp [I] compare function
|
|
*
|
|
* RETURNS
|
|
* Pointer to block identified by key, or NULL if failure.
|
|
*
|
|
*/
|
|
void* HLPFILE_BPTreeSearch(BYTE* buf, const void* key,
|
|
HLPFILE_BPTreeCompare comp)
|
|
{
|
|
unsigned magic;
|
|
unsigned page_size;
|
|
unsigned cur_page;
|
|
unsigned level;
|
|
BYTE *pages, *ptr, *newptr;
|
|
int i, entries;
|
|
int ret;
|
|
|
|
magic = GET_USHORT(buf, 9);
|
|
if (magic != 0x293B)
|
|
{
|
|
WINE_ERR("Invalid magic in B+ tree: 0x%x\n", magic);
|
|
return NULL;
|
|
}
|
|
page_size = GET_USHORT(buf, 9+4);
|
|
cur_page = GET_USHORT(buf, 9+26);
|
|
level = GET_USHORT(buf, 9+32);
|
|
pages = buf + 9 + 38;
|
|
while (--level > 0)
|
|
{
|
|
ptr = pages + cur_page*page_size;
|
|
entries = GET_SHORT(ptr, 2);
|
|
ptr += 6;
|
|
for (i = 0; i < entries; i++)
|
|
{
|
|
if (comp(ptr, key, 0, (void **)&newptr) > 0) break;
|
|
ptr = newptr;
|
|
}
|
|
cur_page = GET_USHORT(ptr-2, 0);
|
|
}
|
|
ptr = pages + cur_page*page_size;
|
|
entries = GET_SHORT(ptr, 2);
|
|
ptr += 8;
|
|
for (i = 0; i < entries; i++)
|
|
{
|
|
ret = comp(ptr, key, 1, (void **)&newptr);
|
|
if (ret == 0) return ptr;
|
|
if (ret > 0) return NULL;
|
|
ptr = newptr;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* HLPFILE_BPTreeEnum
|
|
*
|
|
* Enumerates elements in B+ tree.
|
|
*
|
|
* PARAMS
|
|
* buf [I] pointer to the embedded file structured as a B+ tree
|
|
* cb [I] compare function
|
|
* cookie [IO] cookie for cb function
|
|
*/
|
|
void HLPFILE_BPTreeEnum(BYTE* buf, HLPFILE_BPTreeCallback cb, void* cookie)
|
|
{
|
|
unsigned magic;
|
|
unsigned page_size;
|
|
unsigned cur_page;
|
|
unsigned level;
|
|
BYTE *pages, *ptr, *newptr;
|
|
int i, entries;
|
|
|
|
magic = GET_USHORT(buf, 9);
|
|
if (magic != 0x293B)
|
|
{
|
|
WINE_ERR("Invalid magic in B+ tree: 0x%x\n", magic);
|
|
return;
|
|
}
|
|
page_size = GET_USHORT(buf, 9+4);
|
|
cur_page = GET_USHORT(buf, 9+26);
|
|
level = GET_USHORT(buf, 9+32);
|
|
pages = buf + 9 + 38;
|
|
while (--level > 0)
|
|
{
|
|
ptr = pages + cur_page*page_size;
|
|
cur_page = GET_USHORT(ptr, 4);
|
|
}
|
|
while (cur_page != 0xFFFF)
|
|
{
|
|
ptr = pages + cur_page*page_size;
|
|
entries = GET_SHORT(ptr, 2);
|
|
ptr += 8;
|
|
for (i = 0; i < entries; i++)
|
|
{
|
|
cb(ptr, (void **)&newptr, cookie);
|
|
ptr = newptr;
|
|
}
|
|
cur_page = GET_USHORT(pages+cur_page*page_size, 6);
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_GetContext
|
|
*/
|
|
static BOOL HLPFILE_GetContext(HLPFILE *hlpfile)
|
|
{
|
|
BYTE *cbuf, *cend;
|
|
unsigned clen;
|
|
|
|
if (!HLPFILE_FindSubFile("|CONTEXT", &cbuf, &cend)) {WINE_WARN("context0\n"); return FALSE;}
|
|
|
|
clen = cend - cbuf;
|
|
hlpfile->Context = HeapAlloc(GetProcessHeap(), 0, clen);
|
|
if (!hlpfile->Context) return FALSE;
|
|
memcpy(hlpfile->Context, cbuf, clen);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_GetKeywords
|
|
*/
|
|
static BOOL HLPFILE_GetKeywords(HLPFILE *hlpfile)
|
|
{
|
|
BYTE *cbuf, *cend;
|
|
unsigned clen;
|
|
|
|
if (!HLPFILE_FindSubFile("|KWBTREE", &cbuf, &cend)) return FALSE;
|
|
clen = cend - cbuf;
|
|
hlpfile->kwbtree = HeapAlloc(GetProcessHeap(), 0, clen);
|
|
if (!hlpfile->kwbtree) return FALSE;
|
|
memcpy(hlpfile->kwbtree, cbuf, clen);
|
|
|
|
if (!HLPFILE_FindSubFile("|KWDATA", &cbuf, &cend))
|
|
{
|
|
WINE_ERR("corrupted help file: kwbtree present but kwdata absent\n");
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->kwbtree);
|
|
return FALSE;
|
|
}
|
|
clen = cend - cbuf;
|
|
hlpfile->kwdata = HeapAlloc(GetProcessHeap(), 0, clen);
|
|
if (!hlpfile->kwdata)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->kwdata);
|
|
return FALSE;
|
|
}
|
|
memcpy(hlpfile->kwdata, cbuf, clen);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_GetMap
|
|
*/
|
|
static BOOL HLPFILE_GetMap(HLPFILE *hlpfile)
|
|
{
|
|
BYTE *cbuf, *cend;
|
|
unsigned entries, i;
|
|
|
|
if (!HLPFILE_FindSubFile("|CTXOMAP", &cbuf, &cend)) {WINE_WARN("no map section\n"); return FALSE;}
|
|
|
|
entries = GET_USHORT(cbuf, 9);
|
|
hlpfile->Map = HeapAlloc(GetProcessHeap(), 0, entries * sizeof(HLPFILE_MAP));
|
|
if (!hlpfile->Map) return FALSE;
|
|
hlpfile->wMapLen = entries;
|
|
for (i = 0; i < entries; i++)
|
|
{
|
|
hlpfile->Map[i].lMap = GET_UINT(cbuf+11,i*8);
|
|
hlpfile->Map[i].offset = GET_UINT(cbuf+11,i*8+4);
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* HLPFILE_DeleteLink
|
|
*
|
|
*
|
|
*/
|
|
void HLPFILE_FreeLink(HLPFILE_LINK* link)
|
|
{
|
|
if (link && !--link->wRefCount)
|
|
HeapFree(GetProcessHeap(), 0, link);
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_DeleteParagraph
|
|
*/
|
|
static void HLPFILE_DeleteParagraph(HLPFILE_PARAGRAPH* paragraph)
|
|
{
|
|
HLPFILE_PARAGRAPH* next;
|
|
|
|
while (paragraph)
|
|
{
|
|
next = paragraph->next;
|
|
|
|
if (paragraph->cookie == para_metafile)
|
|
DeleteMetaFile(paragraph->u.gfx.u.mfp.hMF);
|
|
|
|
HLPFILE_FreeLink(paragraph->link);
|
|
|
|
HeapFree(GetProcessHeap(), 0, paragraph);
|
|
paragraph = next;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* DeleteMacro
|
|
*/
|
|
static void HLPFILE_DeleteMacro(HLPFILE_MACRO* macro)
|
|
{
|
|
HLPFILE_MACRO* next;
|
|
|
|
while (macro)
|
|
{
|
|
next = macro->next;
|
|
HeapFree(GetProcessHeap(), 0, macro);
|
|
macro = next;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* DeletePage
|
|
*/
|
|
static void HLPFILE_DeletePage(HLPFILE_PAGE* page)
|
|
{
|
|
HLPFILE_PAGE* next;
|
|
|
|
while (page)
|
|
{
|
|
next = page->next;
|
|
HLPFILE_DeleteParagraph(page->first_paragraph);
|
|
HLPFILE_DeleteMacro(page->first_macro);
|
|
HeapFree(GetProcessHeap(), 0, page);
|
|
page = next;
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
*
|
|
* HLPFILE_FreeHlpFile
|
|
*/
|
|
void HLPFILE_FreeHlpFile(HLPFILE* hlpfile)
|
|
{
|
|
unsigned i;
|
|
|
|
if (!hlpfile || --hlpfile->wRefCount > 0) return;
|
|
|
|
if (hlpfile->next) hlpfile->next->prev = hlpfile->prev;
|
|
if (hlpfile->prev) hlpfile->prev->next = hlpfile->next;
|
|
else first_hlpfile = hlpfile->next;
|
|
|
|
if (hlpfile->numFonts)
|
|
{
|
|
for (i = 0; i < hlpfile->numFonts; i++)
|
|
{
|
|
DeleteObject(hlpfile->fonts[i].hFont);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->fonts);
|
|
}
|
|
|
|
if (hlpfile->numBmps)
|
|
{
|
|
for (i = 0; i < hlpfile->numBmps; i++)
|
|
{
|
|
DeleteObject(hlpfile->bmps[i]);
|
|
}
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->bmps);
|
|
}
|
|
|
|
HLPFILE_DeletePage(hlpfile->first_page);
|
|
HLPFILE_DeleteMacro(hlpfile->first_macro);
|
|
|
|
if (hlpfile->numWindows) HeapFree(GetProcessHeap(), 0, hlpfile->windows);
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->Context);
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->Map);
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->lpszTitle);
|
|
HeapFree(GetProcessHeap(), 0, hlpfile->lpszCopyright);
|
|
HeapFree(GetProcessHeap(), 0, hlpfile);
|
|
}
|