4 * Copyright 1996 Ulrich Schmid
5 * 2002, 2008 Eric Pouech
6 * 2007 Kirill K. Smirnov
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
33 #include "wine/debug.h"
35 WINE_DEFAULT_DEBUG_CHANNEL(winhelp);
37 static inline unsigned short GET_USHORT(const BYTE* buffer, unsigned i)
39 return (BYTE)buffer[i] + 0x100 * (BYTE)buffer[i + 1];
42 static inline short GET_SHORT(const BYTE* buffer, unsigned i)
44 return (BYTE)buffer[i] + 0x100 * (signed char)buffer[i+1];
47 static inline unsigned GET_UINT(const BYTE* buffer, unsigned i)
49 return GET_USHORT(buffer, i) + 0x10000 * GET_USHORT(buffer, i + 2);
52 static HLPFILE *first_hlpfile = 0;
55 /**************************************************************************
56 * HLPFILE_BPTreeSearch
58 * Searches for an element in B+ tree
61 * buf [I] pointer to the embedded file structured as a B+ tree
62 * key [I] pointer to data to find
63 * comp [I] compare function
66 * Pointer to block identified by key, or NULL if failure.
69 static void* HLPFILE_BPTreeSearch(BYTE* buf, const void* key,
70 HLPFILE_BPTreeCompare comp)
76 BYTE *pages, *ptr, *newptr;
80 magic = GET_USHORT(buf, 9);
83 WINE_ERR("Invalid magic in B+ tree: 0x%x\n", magic);
86 page_size = GET_USHORT(buf, 9+4);
87 cur_page = GET_USHORT(buf, 9+26);
88 level = GET_USHORT(buf, 9+32);
92 ptr = pages + cur_page*page_size;
93 entries = GET_SHORT(ptr, 2);
95 for (i = 0; i < entries; i++)
97 if (comp(ptr, key, 0, (void **)&newptr) > 0) break;
100 cur_page = GET_USHORT(ptr-2, 0);
102 ptr = pages + cur_page*page_size;
103 entries = GET_SHORT(ptr, 2);
105 for (i = 0; i < entries; i++)
107 ret = comp(ptr, key, 1, (void **)&newptr);
108 if (ret == 0) return ptr;
109 if (ret > 0) return NULL;
115 /**************************************************************************
118 * Enumerates elements in B+ tree.
121 * buf [I] pointer to the embedded file structured as a B+ tree
122 * cb [I] compare function
123 * cookie [IO] cookie for cb function
125 void HLPFILE_BPTreeEnum(BYTE* buf, HLPFILE_BPTreeCallback cb, void* cookie)
131 BYTE *pages, *ptr, *newptr;
134 magic = GET_USHORT(buf, 9);
137 WINE_ERR("Invalid magic in B+ tree: 0x%x\n", magic);
140 page_size = GET_USHORT(buf, 9+4);
141 cur_page = GET_USHORT(buf, 9+26);
142 level = GET_USHORT(buf, 9+32);
143 pages = buf + 9 + 38;
146 ptr = pages + cur_page*page_size;
147 cur_page = GET_USHORT(ptr, 4);
149 while (cur_page != 0xFFFF)
151 ptr = pages + cur_page*page_size;
152 entries = GET_SHORT(ptr, 2);
154 for (i = 0; i < entries; i++)
156 cb(ptr, (void **)&newptr, cookie);
159 cur_page = GET_USHORT(pages+cur_page*page_size, 6);
164 /***********************************************************************
166 * HLPFILE_UncompressedLZ77_Size
168 static INT HLPFILE_UncompressedLZ77_Size(const BYTE *ptr, const BYTE *end)
175 for (i = 0; i < 8 && ptr < end; i++, mask >>= 1)
179 int code = GET_USHORT(ptr, 0);
180 int len = 3 + (code >> 12);
184 else newsize++, ptr++;
191 /***********************************************************************
193 * HLPFILE_UncompressLZ77
195 static BYTE *HLPFILE_UncompressLZ77(const BYTE *ptr, const BYTE *end, BYTE *newptr)
202 for (i = 0; i < 8 && ptr < end; i++, mask >>= 1)
206 int code = GET_USHORT(ptr, 0);
207 int len = 3 + (code >> 12);
208 int offset = code & 0xfff;
210 * We must copy byte-by-byte here. We cannot use memcpy nor
211 * memmove here. Just example:
212 * a[]={1,2,3,4,5,6,7,8,9,10}
216 * {1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 11, 12}
218 for (; len>0; len--, newptr++) *newptr = *(newptr-offset-1);
221 else *newptr++ = *ptr++;
228 /***********************************************************************
230 * HLPFILE_Uncompress2
233 static void HLPFILE_Uncompress2(HLPFILE* hlpfile, const BYTE *ptr, const BYTE *end, BYTE *newptr, const BYTE *newend)
239 while (ptr < end && newptr < newend)
241 if (!*ptr || *ptr >= 0x10)
245 code = 0x100 * ptr[0] + ptr[1];
246 index = (code - 0x100) / 2;
248 phptr = (BYTE*)hlpfile->phrases_buffer + hlpfile->phrases_offsets[index];
249 phend = (BYTE*)hlpfile->phrases_buffer + hlpfile->phrases_offsets[index + 1];
251 if (newptr + (phend - phptr) > newend)
253 WINE_FIXME("buffer overflow %p > %p for %lu bytes\n",
254 newptr, newend, (SIZE_T)(phend - phptr));
257 memcpy(newptr, phptr, phend - phptr);
258 newptr += phend - phptr;
259 if (code & 1) *newptr++ = ' ';
264 if (newptr > newend) WINE_FIXME("buffer overflow %p > %p\n", newptr, newend);
267 /******************************************************************
268 * HLPFILE_Uncompress3
272 static BOOL HLPFILE_Uncompress3(HLPFILE* hlpfile, char* dst, const char* dst_end,
273 const BYTE* src, const BYTE* src_end)
275 unsigned int idx, len;
277 for (; src < src_end; src++)
282 if (idx > hlpfile->num_phrases)
284 WINE_ERR("index in phrases %d/%d\n", idx, hlpfile->num_phrases);
289 len = hlpfile->phrases_offsets[idx + 1] - hlpfile->phrases_offsets[idx];
290 if (dst + len <= dst_end)
291 memcpy(dst, &hlpfile->phrases_buffer[hlpfile->phrases_offsets[idx]], len);
294 else if ((*src & 0x03) == 0x01)
296 idx = (*src + 1) * 64;
298 if (idx > hlpfile->num_phrases)
300 WINE_ERR("index in phrases %d/%d\n", idx, hlpfile->num_phrases);
305 len = hlpfile->phrases_offsets[idx + 1] - hlpfile->phrases_offsets[idx];
306 if (dst + len <= dst_end)
307 memcpy(dst, &hlpfile->phrases_buffer[hlpfile->phrases_offsets[idx]], len);
310 else if ((*src & 0x07) == 0x03)
312 len = (*src / 8) + 1;
313 if (dst + len <= dst_end)
314 memcpy(dst, src + 1, len);
319 len = (*src / 16) + 1;
320 if (dst + len <= dst_end)
321 memset(dst, ((*src & 0x0F) == 0x07) ? ' ' : 0, len);
326 if (dst > dst_end) WINE_ERR("buffer overflow (%p > %p)\n", dst, dst_end);
330 /******************************************************************
331 * HLPFILE_UncompressRLE
335 static void HLPFILE_UncompressRLE(const BYTE* src, const BYTE* end, BYTE* dst, unsigned dstsz)
338 BYTE* sdst = dst + dstsz;
346 if (dst + ch <= sdst)
347 memcpy(dst, src, ch);
352 if (dst + ch <= sdst)
353 memset(dst, (char)*src, ch);
359 WINE_WARN("Buffer X-flow: d(%lu) instead of d(%u)\n",
360 (SIZE_T)(dst - (sdst - dstsz)), dstsz);
364 /******************************************************************
365 * HLPFILE_PageByOffset
369 HLPFILE_PAGE *HLPFILE_PageByOffset(HLPFILE* hlpfile, LONG offset, ULONG* relative)
374 if (!hlpfile) return 0;
376 WINE_TRACE("<%s>[%x]\n", hlpfile->lpszPath, offset);
378 if (offset == 0xFFFFFFFF) return NULL;
381 for (found = NULL, page = hlpfile->first_page; page; page = page->next)
383 if (page->offset <= offset && (!found || found->offset < page->offset))
385 *relative = offset - page->offset;
390 WINE_ERR("Page of offset %u not found in file %s\n",
391 offset, hlpfile->lpszPath);
395 /***********************************************************************
399 static HLPFILE_PAGE* HLPFILE_Contents(HLPFILE *hlpfile, ULONG* relative)
401 HLPFILE_PAGE* page = NULL;
403 if (!hlpfile) return NULL;
405 page = HLPFILE_PageByOffset(hlpfile, hlpfile->contents_start, relative);
408 page = hlpfile->first_page;
414 /**************************************************************************
417 * HLPFILE_BPTreeCompare function for '|CONTEXT' B+ tree file
420 static int comp_PageByHash(void *p, const void *key,
421 int leaf, void** next)
423 LONG lKey = (LONG_PTR)key;
424 LONG lTest = (INT)GET_UINT(p, 0);
426 *next = (char *)p+(leaf?8:6);
427 WINE_TRACE("Comparing '%d' with '%d'\n", lKey, lTest);
428 if (lTest < lKey) return -1;
429 if (lTest > lKey) return 1;
433 /***********************************************************************
437 HLPFILE_PAGE *HLPFILE_PageByHash(HLPFILE* hlpfile, LONG lHash, ULONG* relative)
441 if (!hlpfile) return NULL;
442 if (!lHash) return HLPFILE_Contents(hlpfile, relative);
444 WINE_TRACE("<%s>[%x]\n", hlpfile->lpszPath, lHash);
446 /* For win 3.0 files hash values are really page numbers */
447 if (hlpfile->version <= 16)
449 if (lHash >= hlpfile->wTOMapLen) return NULL;
450 return HLPFILE_PageByOffset(hlpfile, hlpfile->TOMap[lHash], relative);
453 ptr = HLPFILE_BPTreeSearch(hlpfile->Context, LongToPtr(lHash), comp_PageByHash);
456 WINE_ERR("Page of hash %x not found in file %s\n", lHash, hlpfile->lpszPath);
460 return HLPFILE_PageByOffset(hlpfile, GET_UINT(ptr, 4), relative);
463 /***********************************************************************
467 HLPFILE_PAGE *HLPFILE_PageByMap(HLPFILE* hlpfile, LONG lMap, ULONG* relative)
471 if (!hlpfile) return 0;
473 WINE_TRACE("<%s>[%x]\n", hlpfile->lpszPath, lMap);
475 for (i = 0; i < hlpfile->wMapLen; i++)
477 if (hlpfile->Map[i].lMap == lMap)
478 return HLPFILE_PageByOffset(hlpfile, hlpfile->Map[i].offset, relative);
481 WINE_ERR("Page of Map %x not found in file %s\n", lMap, hlpfile->lpszPath);
485 /**************************************************************************
488 * HLPFILE_BPTreeCompare function for HLPFILE directory.
491 static int comp_FindSubFile(void *p, const void *key,
492 int leaf, void** next)
494 *next = (char *)p+strlen(p)+(leaf?5:3);
495 WINE_TRACE("Comparing '%s' with '%s'\n", (char *)p, (const char *)key);
496 return strcmp(p, key);
499 /***********************************************************************
501 * HLPFILE_FindSubFile
503 static BOOL HLPFILE_FindSubFile(HLPFILE* hlpfile, LPCSTR name, BYTE **subbuf, BYTE **subend)
507 WINE_TRACE("looking for file '%s'\n", name);
508 ptr = HLPFILE_BPTreeSearch(hlpfile->file_buffer + GET_UINT(hlpfile->file_buffer, 4),
509 name, comp_FindSubFile);
510 if (!ptr) return FALSE;
511 *subbuf = hlpfile->file_buffer + GET_UINT(ptr, strlen(name)+1);
512 if (*subbuf >= hlpfile->file_buffer + hlpfile->file_buffer_size)
514 WINE_ERR("internal file %s does not fit\n", name);
517 *subend = *subbuf + GET_UINT(*subbuf, 0);
518 if (*subend > hlpfile->file_buffer + hlpfile->file_buffer_size)
520 WINE_ERR("internal file %s does not fit\n", name);
523 if (GET_UINT(*subbuf, 0) < GET_UINT(*subbuf, 4) + 9)
525 WINE_ERR("invalid size provided for internal file %s\n", name);
531 /***********************************************************************
535 LONG HLPFILE_Hash(LPCSTR lpszContext)
540 while ((c = *lpszContext++))
543 if (c >= 'A' && c <= 'Z') x = c - 'A' + 17;
544 if (c >= 'a' && c <= 'z') x = c - 'a' + 17;
545 if (c >= '1' && c <= '9') x = c - '0';
546 if (c == '0') x = 10;
547 if (c == '.') x = 12;
548 if (c == '_') x = 13;
549 if (x) lHash = lHash * 43 + x;
554 static LONG fetch_long(const BYTE** ptr)
560 ret = (*(const ULONG*)(*ptr) - 0x80000000) / 2;
565 ret = (*(const USHORT*)(*ptr) - 0x8000) / 2;
572 static ULONG fetch_ulong(const BYTE** ptr)
578 ret = *(const ULONG*)(*ptr) / 2;
583 ret = *(const USHORT*)(*ptr) / 2;
589 static short fetch_short(const BYTE** ptr)
595 ret = (*(const unsigned short*)(*ptr) - 0x8000) / 2;
600 ret = (*(const unsigned char*)(*ptr) - 0x80) / 2;
606 static unsigned short fetch_ushort(const BYTE** ptr)
612 ret = *(const unsigned short*)(*ptr) / 2;
617 ret = *(const unsigned char*)(*ptr) / 2;
623 /******************************************************************
624 * HLPFILE_DecompressGfx
626 * Decompress the data part of a bitmap or a metafile
628 static const BYTE* HLPFILE_DecompressGfx(const BYTE* src, unsigned csz, unsigned sz, BYTE packing,
635 WINE_TRACE("Unpacking (%d) from %u bytes to %u bytes\n", packing, csz, sz);
639 case 0: /* uncompressed */
641 WINE_WARN("Bogus gfx sizes (uncompressed): %u / %u\n", sz, csz);
646 dst = *alloc = HeapAlloc(GetProcessHeap(), 0, sz);
647 if (!dst) return NULL;
648 HLPFILE_UncompressRLE(src, src + csz, *alloc, sz);
651 sz77 = HLPFILE_UncompressedLZ77_Size(src, src + csz);
652 dst = *alloc = HeapAlloc(GetProcessHeap(), 0, sz77);
653 if (!dst) return NULL;
654 HLPFILE_UncompressLZ77(src, src + csz, *alloc);
656 WINE_WARN("Bogus gfx sizes (LZ77): %u / %u\n", sz77, sz);
658 case 3: /* LZ77 then RLE */
659 sz77 = HLPFILE_UncompressedLZ77_Size(src, src + csz);
660 tmp = HeapAlloc(GetProcessHeap(), 0, sz77);
661 if (!tmp) return FALSE;
662 HLPFILE_UncompressLZ77(src, src + csz, tmp);
663 dst = *alloc = HeapAlloc(GetProcessHeap(), 0, sz);
666 HeapFree(GetProcessHeap(), 0, tmp);
669 HLPFILE_UncompressRLE(tmp, tmp + sz77, *alloc, sz);
670 HeapFree(GetProcessHeap(), 0, tmp);
673 WINE_FIXME("Unsupported packing %u\n", packing);
679 static BOOL HLPFILE_RtfAddRawString(struct RtfData* rd, const char* str, size_t sz)
681 if (rd->ptr + sz >= rd->data + rd->allocated)
683 char* new = HeapReAlloc(GetProcessHeap(), 0, rd->data, rd->allocated *= 2);
684 if (!new) return FALSE;
685 rd->ptr = new + (rd->ptr - rd->data);
688 memcpy(rd->ptr, str, sz);
694 static BOOL HLPFILE_RtfAddControl(struct RtfData* rd, const char* str)
696 if (*str == '\\' || *str == '{') rd->in_text = FALSE;
697 else if (*str == '}') rd->in_text = TRUE;
698 return HLPFILE_RtfAddRawString(rd, str, strlen(str));
701 static BOOL HLPFILE_RtfAddText(struct RtfData* rd, const char* str)
710 if (!HLPFILE_RtfAddRawString(rd, " ", 1)) return FALSE;
713 for (last = p = str; *p; p++)
715 if (*p < 0) /* escape non ASCII chars */
718 rlen = sprintf(xx, "\\'%x", *(const BYTE*)p);
723 case '{': rlen = 2; replace = "\\{"; break;
724 case '}': rlen = 2; replace = "\\}"; break;
725 case '\\': rlen = 2; replace = "\\\\"; break;
728 if ((p != last && !HLPFILE_RtfAddRawString(rd, last, p - last)) ||
729 !HLPFILE_RtfAddRawString(rd, replace, rlen)) return FALSE;
732 return HLPFILE_RtfAddRawString(rd, last, p - last);
735 /******************************************************************
739 static BOOL HLPFILE_RtfAddHexBytes(struct RtfData* rd, const void* _ptr, unsigned sz)
743 const BYTE* ptr = _ptr;
744 static const char* _2hex = "0123456789abcdef";
748 if (!HLPFILE_RtfAddRawString(rd, " ", 1)) return FALSE;
751 for (; sz; sz -= step)
754 for (i = 0; i < step; i++)
756 tmp[2 * i + 0] = _2hex[*ptr >> 4];
757 tmp[2 * i + 1] = _2hex[*ptr++ & 0xF];
759 if (!HLPFILE_RtfAddRawString(rd, tmp, 2 * step)) return FALSE;
764 static HLPFILE_LINK* HLPFILE_AllocLink(struct RtfData* rd, int cookie,
765 const char* str, unsigned len, LONG hash,
766 unsigned clrChange, unsigned bHotSpot, unsigned wnd);
768 /******************************************************************
769 * HLPFILE_AddHotSpotLinks
772 static void HLPFILE_AddHotSpotLinks(struct RtfData* rd, HLPFILE* file,
773 const BYTE* start, ULONG hs_size, ULONG hs_offset)
779 if (hs_size == 0 || hs_offset == 0) return;
783 hs_num = GET_USHORT(start, 1);
784 hs_macro = GET_UINT(start, 3);
786 str = (const char*)start + 7 + 15 * hs_num + hs_macro;
787 /* FIXME: should use hs_size to prevent out of bounds reads */
788 for (i = 0; i < hs_num; i++)
790 HLPFILE_HOTSPOTLINK* hslink;
792 WINE_TRACE("%02x-%02x%02x {%s,%s}\n",
793 start[7 + 15 * i + 0], start[7 + 15 * i + 1], start[7 + 15 * i + 2],
794 str, str + strlen(str) + 1);
795 /* str points to two null terminated strings:
796 * hotspot name, then link name
798 str += strlen(str) + 1; /* skip hotspot name */
801 switch (start[7 + 15 * i + 0])
802 /* The next two chars always look like 0x04 0x00 ???
803 * What are they for ?
807 hslink = (HLPFILE_HOTSPOTLINK*)
808 HLPFILE_AllocLink(rd, hlp_link_macro, str, -1, 0, 0, 1, -1);
813 hslink = (HLPFILE_HOTSPOTLINK*)
814 HLPFILE_AllocLink(rd, (start[7 + 15 * i + 0] & 1) ? hlp_link_link : hlp_link_popup,
815 file->lpszPath, -1, HLPFILE_Hash(str),
822 const char* win = strchr(str, '>');
828 for (wnd = file->numWindows - 1; wnd >= 0; wnd--)
830 if (!strcmp(win + 1, file->windows[wnd].name)) break;
833 WINE_WARN("Couldn't find window info for %s\n", win);
834 if ((tgt = HeapAlloc(GetProcessHeap(), 0, win - str + 1)))
836 memcpy(tgt, str, win - str);
837 tgt[win - str] = '\0';
840 hslink = (HLPFILE_HOTSPOTLINK*)
841 HLPFILE_AllocLink(rd, (start[7 + 15 * i + 0] & 1) ? hlp_link_link : hlp_link_popup,
842 file->lpszPath, -1, HLPFILE_Hash(tgt ? tgt : str), 0, 1, wnd);
843 HeapFree(GetProcessHeap(), 0, tgt);
847 WINE_FIXME("unknown hotsport target 0x%x\n", start[7 + 15 * i + 0]);
851 hslink->x = GET_USHORT(start, 7 + 15 * i + 3);
852 hslink->y = GET_USHORT(start, 7 + 15 * i + 5);
853 hslink->width = GET_USHORT(start, 7 + 15 * i + 7);
854 hslink->height = GET_USHORT(start, 7 + 15 * i + 9);
855 /* target = GET_UINT(start, 7 + 15 * i + 11); */
857 str += strlen(str) + 1;
861 /******************************************************************
862 * HLPFILE_RtfAddTransparentBitmap
864 * We'll transform a transparent bitmap into an metafile that
865 * we then transform into RTF
867 static BOOL HLPFILE_RtfAddTransparentBitmap(struct RtfData* rd, const BITMAPINFO* bi,
868 const void* pict, unsigned nc)
870 HDC hdc, hdcMask, hdcMem, hdcEMF;
871 HBITMAP hbm, hbmMask, hbmOldMask, hbmOldMem;
877 hbm = CreateDIBitmap(hdc = GetDC(0), &bi->bmiHeader,
878 CBM_INIT, pict, bi, DIB_RGB_COLORS);
880 hdcMem = CreateCompatibleDC(hdc);
881 hbmOldMem = SelectObject(hdcMem, hbm);
883 /* create the mask bitmap from the main bitmap */
884 hdcMask = CreateCompatibleDC(hdc);
885 hbmMask = CreateBitmap(bi->bmiHeader.biWidth, bi->bmiHeader.biHeight, 1, 1, NULL);
886 hbmOldMask = SelectObject(hdcMask, hbmMask);
888 RGB(bi->bmiColors[nc - 1].rgbRed,
889 bi->bmiColors[nc - 1].rgbGreen,
890 bi->bmiColors[nc - 1].rgbBlue));
891 BitBlt(hdcMask, 0, 0, bi->bmiHeader.biWidth, bi->bmiHeader.biHeight, hdcMem, 0, 0, SRCCOPY);
893 /* sets to RGB(0,0,0) the transparent bits in main bitmap */
894 SetBkColor(hdcMem, RGB(0,0,0));
895 SetTextColor(hdcMem, RGB(255,255,255));
896 BitBlt(hdcMem, 0, 0, bi->bmiHeader.biWidth, bi->bmiHeader.biHeight, hdcMask, 0, 0, SRCAND);
898 SelectObject(hdcMask, hbmOldMask);
901 SelectObject(hdcMem, hbmOldMem);
904 /* we create the bitmap on the fly */
905 hdcEMF = CreateEnhMetaFile(NULL, NULL, NULL, NULL);
906 hdcMem = CreateCompatibleDC(hdcEMF);
908 /* sets to RGB(0,0,0) the transparent bits in final bitmap */
909 hbmOldMem = SelectObject(hdcMem, hbmMask);
910 SetBkColor(hdcEMF, RGB(255, 255, 255));
911 SetTextColor(hdcEMF, RGB(0, 0, 0));
912 BitBlt(hdcEMF, 0, 0, bi->bmiHeader.biWidth, bi->bmiHeader.biHeight, hdcMem, 0, 0, SRCAND);
914 /* and copy the remaining bits of main bitmap */
915 SelectObject(hdcMem, hbm);
916 BitBlt(hdcEMF, 0, 0, bi->bmiHeader.biWidth, bi->bmiHeader.biHeight, hdcMem, 0, 0, SRCPAINT);
917 SelectObject(hdcMem, hbmOldMem);
922 DeleteObject(hbmMask);
925 hEMF = CloseEnhMetaFile(hdcEMF);
927 /* generate rtf stream */
928 sz = GetEnhMetaFileBits(hEMF, 0, NULL);
929 if (sz && (data = HeapAlloc(GetProcessHeap(), 0, sz)))
931 if (sz == GetEnhMetaFileBits(hEMF, sz, data))
933 ret = HLPFILE_RtfAddControl(rd, "{\\pict\\emfblip") &&
934 HLPFILE_RtfAddHexBytes(rd, data, sz) &&
935 HLPFILE_RtfAddControl(rd, "}");
937 HeapFree(GetProcessHeap(), 0, data);
939 DeleteEnhMetaFile(hEMF);
944 /******************************************************************
945 * HLPFILE_RtfAddBitmap
948 static BOOL HLPFILE_RtfAddBitmap(struct RtfData* rd, HLPFILE* file, const BYTE* beg, BYTE type, BYTE pack)
951 const BYTE* pict_beg;
956 BOOL clrImportant = FALSE;
959 unsigned hs_size, hs_offset;
961 bi = HeapAlloc(GetProcessHeap(), 0, sizeof(*bi));
962 if (!bi) return FALSE;
964 ptr = beg + 2; /* for type and pack */
966 bi->bmiHeader.biSize = sizeof(bi->bmiHeader);
967 bi->bmiHeader.biXPelsPerMeter = fetch_ulong(&ptr);
968 bi->bmiHeader.biYPelsPerMeter = fetch_ulong(&ptr);
969 bi->bmiHeader.biPlanes = fetch_ushort(&ptr);
970 bi->bmiHeader.biBitCount = fetch_ushort(&ptr);
971 bi->bmiHeader.biWidth = fetch_ulong(&ptr);
972 bi->bmiHeader.biHeight = fetch_ulong(&ptr);
973 bi->bmiHeader.biClrUsed = fetch_ulong(&ptr);
974 clrImportant = fetch_ulong(&ptr);
975 bi->bmiHeader.biClrImportant = (clrImportant > 1) ? clrImportant : 0;
976 bi->bmiHeader.biCompression = BI_RGB;
977 if (bi->bmiHeader.biBitCount > 32) WINE_FIXME("Unknown bit count %u\n", bi->bmiHeader.biBitCount);
978 if (bi->bmiHeader.biPlanes != 1) WINE_FIXME("Unsupported planes %u\n", bi->bmiHeader.biPlanes);
979 bi->bmiHeader.biSizeImage = (((bi->bmiHeader.biWidth * bi->bmiHeader.biBitCount + 31) & ~31) / 8) * bi->bmiHeader.biHeight;
980 WINE_TRACE("planes=%d bc=%d size=(%d,%d)\n",
981 bi->bmiHeader.biPlanes, bi->bmiHeader.biBitCount,
982 bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
984 csz = fetch_ulong(&ptr);
985 hs_size = fetch_ulong(&ptr);
987 off = GET_UINT(ptr, 0); ptr += 4;
988 hs_offset = GET_UINT(ptr, 0); ptr += 4;
989 HLPFILE_AddHotSpotLinks(rd, file, beg, hs_size, hs_offset);
991 /* now read palette info */
996 nc = bi->bmiHeader.biClrUsed;
997 /* not quite right, especially for bitfields type of compression */
998 if (!nc && bi->bmiHeader.biBitCount <= 8)
999 nc = 1 << bi->bmiHeader.biBitCount;
1001 bi = HeapReAlloc(GetProcessHeap(), 0, bi, sizeof(*bi) + nc * sizeof(RGBQUAD));
1002 if (!bi) return FALSE;
1003 for (i = 0; i < nc; i++)
1005 bi->bmiColors[i].rgbBlue = ptr[0];
1006 bi->bmiColors[i].rgbGreen = ptr[1];
1007 bi->bmiColors[i].rgbRed = ptr[2];
1008 bi->bmiColors[i].rgbReserved = 0;
1012 pict_beg = HLPFILE_DecompressGfx(beg + off, csz, bi->bmiHeader.biSizeImage, pack, &alloc);
1014 if (clrImportant == 1 && nc > 0)
1016 ret = HLPFILE_RtfAddTransparentBitmap(rd, bi, pict_beg, nc);
1019 if (!HLPFILE_RtfAddControl(rd, "{\\pict")) goto done;
1022 sprintf(tmp, "\\dibitmap0\\picw%d\\pich%d",
1023 bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
1024 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1025 if (!HLPFILE_RtfAddHexBytes(rd, bi, sizeof(*bi) + nc * sizeof(RGBQUAD))) goto done;
1029 sprintf(tmp, "\\wbitmap0\\wbmbitspixel%d\\wbmplanes%d\\picw%d\\pich%d",
1030 bi->bmiHeader.biBitCount, bi->bmiHeader.biPlanes,
1031 bi->bmiHeader.biWidth, bi->bmiHeader.biHeight);
1032 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1034 if (!HLPFILE_RtfAddHexBytes(rd, pict_beg, bi->bmiHeader.biSizeImage)) goto done;
1035 if (!HLPFILE_RtfAddControl(rd, "}")) goto done;
1039 HeapFree(GetProcessHeap(), 0, bi);
1040 HeapFree(GetProcessHeap(), 0, alloc);
1045 /******************************************************************
1046 * HLPFILE_RtfAddMetaFile
1049 static BOOL HLPFILE_RtfAddMetaFile(struct RtfData* rd, HLPFILE* file, const BYTE* beg, BYTE pack)
1051 ULONG size, csize, off, hs_offset, hs_size;
1059 WINE_TRACE("Loading metafile\n");
1061 ptr = beg + 2; /* for type and pack */
1063 mm = fetch_ushort(&ptr); /* mapping mode */
1064 sprintf(tmp, "{\\pict\\wmetafile%d\\picw%d\\pich%d",
1065 mm, GET_USHORT(ptr, 0), GET_USHORT(ptr, 2));
1066 if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
1069 size = fetch_ulong(&ptr); /* decompressed size */
1070 csize = fetch_ulong(&ptr); /* compressed size */
1071 hs_size = fetch_ulong(&ptr); /* hotspot size */
1072 off = GET_UINT(ptr, 0);
1073 hs_offset = GET_UINT(ptr, 4);
1076 HLPFILE_AddHotSpotLinks(rd, file, beg, hs_size, hs_offset);
1078 WINE_TRACE("sz=%u csz=%u offs=%u/%u,%u/%u\n",
1079 size, csize, off, (ULONG)(ptr - beg), hs_size, hs_offset);
1081 bits = HLPFILE_DecompressGfx(beg + off, csize, size, pack, &alloc);
1082 if (!bits) return FALSE;
1084 ret = HLPFILE_RtfAddHexBytes(rd, bits, size) &&
1085 HLPFILE_RtfAddControl(rd, "}");
1087 HeapFree(GetProcessHeap(), 0, alloc);
1092 /******************************************************************
1093 * HLPFILE_RtfAddGfxByAddr
1096 static BOOL HLPFILE_RtfAddGfxByAddr(struct RtfData* rd, HLPFILE *hlpfile,
1097 const BYTE* ref, ULONG size)
1099 unsigned i, numpict;
1101 numpict = GET_USHORT(ref, 2);
1102 WINE_TRACE("Got picture magic=%04x #=%d\n", GET_USHORT(ref, 0), numpict);
1104 for (i = 0; i < numpict; i++)
1110 WINE_TRACE("Offset[%d] = %x\n", i, GET_UINT(ref, (1 + i) * 4));
1111 beg = ptr = ref + GET_UINT(ref, (1 + i) * 4);
1118 case 5: /* device dependent bmp */
1119 case 6: /* device independent bmp */
1120 HLPFILE_RtfAddBitmap(rd, hlpfile, beg, type, pack);
1123 HLPFILE_RtfAddMetaFile(rd, hlpfile, beg, pack);
1125 default: WINE_FIXME("Unknown type %u\n", type); return FALSE;
1128 /* FIXME: hotspots */
1130 /* FIXME: implement support for multiple picture format */
1131 if (numpict != 1) WINE_FIXME("Supporting only one bitmap format per logical bitmap (for now). Using first format\n");
1137 /******************************************************************
1138 * HLPFILE_RtfAddGfxByIndex
1142 static BOOL HLPFILE_RtfAddGfxByIndex(struct RtfData* rd, HLPFILE *hlpfile,
1148 WINE_TRACE("Loading picture #%d\n", index);
1150 sprintf(tmp, "|bm%u", index);
1152 if (!HLPFILE_FindSubFile(hlpfile, tmp, &ref, &end)) {WINE_WARN("no sub file\n"); return FALSE;}
1155 return HLPFILE_RtfAddGfxByAddr(rd, hlpfile, ref, end - ref);
1158 /******************************************************************
1163 static HLPFILE_LINK* HLPFILE_AllocLink(struct RtfData* rd, int cookie,
1164 const char* str, unsigned len, LONG hash,
1165 unsigned clrChange, unsigned bHotSpot, unsigned wnd)
1169 unsigned asz = bHotSpot ? sizeof(HLPFILE_HOTSPOTLINK) : sizeof(HLPFILE_LINK);
1171 /* FIXME: should build a string table for the attributes.link.lpszPath
1172 * they are reallocated for each link
1174 if (len == -1) len = strlen(str);
1175 link = HeapAlloc(GetProcessHeap(), 0, asz + len + 1);
1176 if (!link) return NULL;
1178 link->cookie = cookie;
1179 link->string = link_str = (char*)link + asz;
1180 memcpy(link_str, str, len);
1181 link_str[len] = '\0';
1183 link->bClrChange = clrChange ? 1 : 0;
1184 link->bHotSpot = bHotSpot;
1186 link->next = rd->first_link;
1187 rd->first_link = link;
1188 link->cpMin = rd->char_pos;
1189 rd->force_color = clrChange;
1190 if (rd->current_link) WINE_FIXME("Pending link\n");
1192 link->cpMax = rd->char_pos;
1194 rd->current_link = link;
1196 WINE_TRACE("Link[%d] to %s@%08x:%d\n",
1197 link->cookie, link->string, link->hash, link->window);
1201 static unsigned HLPFILE_HalfPointsToTwips(unsigned pts)
1203 static unsigned logPxY;
1206 HDC hdc = GetDC(NULL);
1207 logPxY = GetDeviceCaps(hdc, LOGPIXELSY);
1208 ReleaseDC(NULL, hdc);
1210 return MulDiv(pts, 72 * 10, logPxY);
1213 /***********************************************************************
1215 * HLPFILE_BrowseParagraph
1217 static BOOL HLPFILE_BrowseParagraph(HLPFILE_PAGE* page, struct RtfData* rd,
1218 BYTE *buf, BYTE* end, unsigned* parlen)
1221 const BYTE *format, *format_end;
1222 char *text, *text_base, *text_end;
1223 LONG size, blocksize, datalen;
1224 unsigned short bits;
1225 unsigned nc, ncol = 1;
1227 BOOL in_table = FALSE;
1231 if (buf + 0x19 > end) {WINE_WARN("header too small\n"); return FALSE;};
1234 blocksize = GET_UINT(buf, 0);
1235 size = GET_UINT(buf, 0x4);
1236 datalen = GET_UINT(buf, 0x10);
1237 text = text_base = HeapAlloc(GetProcessHeap(), 0, size);
1238 if (!text) return FALSE;
1239 if (size > blocksize - datalen)
1241 /* need to decompress */
1242 if (page->file->hasPhrases)
1243 HLPFILE_Uncompress2(page->file, buf + datalen, end, (BYTE*)text, (BYTE*)text + size);
1244 else if (page->file->hasPhrases40)
1245 HLPFILE_Uncompress3(page->file, text, text + size, buf + datalen, end);
1248 WINE_FIXME("Text size is too long, splitting\n");
1249 size = blocksize - datalen;
1250 memcpy(text, buf + datalen, size);
1254 memcpy(text, buf + datalen, size);
1256 text_end = text + size;
1258 format = buf + 0x15;
1259 format_end = buf + GET_UINT(buf, 0x10);
1261 if (buf[0x14] == 0x20 || buf[0x14] == 0x23)
1263 fetch_long(&format);
1264 *parlen = fetch_ushort(&format);
1267 if (buf[0x14] == 0x23)
1274 if (!HLPFILE_RtfAddControl(rd, "\\trowd")) goto done;
1276 if (type == 0 || type == 2)
1278 table_width = GET_SHORT(format, 0);
1282 table_width = 32767;
1283 WINE_TRACE("New table: cols=%d type=%x width=%d\n",
1284 ncol, type, table_width);
1288 sprintf(tmp, "\\trgaph%d\\trleft%d",
1289 HLPFILE_HalfPointsToTwips(MulDiv(GET_SHORT(format, 6), table_width, 32767)),
1290 HLPFILE_HalfPointsToTwips(MulDiv(GET_SHORT(format, 0), table_width, 32767)));
1291 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1292 pos = HLPFILE_HalfPointsToTwips(MulDiv(GET_SHORT(format, 6) / 2, table_width, 32767));
1293 for (nc = 0; nc < ncol; nc++)
1295 WINE_TRACE("column(%d/%d) gap=%d width=%d\n",
1296 nc, ncol, GET_SHORT(format, nc*4),
1297 GET_SHORT(format, nc*4+2));
1298 pos += GET_SHORT(format, nc * 4) + GET_SHORT(format, nc * 4 + 2);
1299 sprintf(tmp, "\\cellx%d",
1300 HLPFILE_HalfPointsToTwips(MulDiv(pos, table_width, 32767)));
1301 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1306 WINE_TRACE("column(0/%d) gap=%d width=%d\n",
1307 ncol, GET_SHORT(format, 0), GET_SHORT(format, 2));
1308 sprintf(tmp, "\\trleft%d\\cellx%d ",
1309 HLPFILE_HalfPointsToTwips(MulDiv(GET_SHORT(format, 0), table_width, 32767)),
1310 HLPFILE_HalfPointsToTwips(MulDiv(GET_SHORT(format, 0) + GET_SHORT(format, 2),
1311 table_width, 32767)));
1312 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1317 for (nc = 0; nc < ncol; /**/)
1319 WINE_TRACE("looking for format at offset %lu in column %d\n", (SIZE_T)(format - (buf + 0x15)), nc);
1320 if (!HLPFILE_RtfAddControl(rd, "\\pard")) goto done;
1323 nc = GET_SHORT(format, 0);
1324 if (nc == -1) break;
1326 if (!HLPFILE_RtfAddControl(rd, "\\intbl")) goto done;
1329 if (buf[0x14] == 0x01)
1333 bits = GET_USHORT(format, 0); format += 2;
1334 if (bits & 0x0001) fetch_long(&format);
1337 sprintf(tmp, "\\sb%d", HLPFILE_HalfPointsToTwips(fetch_short(&format)));
1338 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1342 sprintf(tmp, "\\sa%d", HLPFILE_HalfPointsToTwips(fetch_short(&format)));
1343 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1347 sprintf(tmp, "\\sl%d", HLPFILE_HalfPointsToTwips(fetch_short(&format)));
1348 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1352 sprintf(tmp, "\\li%d", HLPFILE_HalfPointsToTwips(fetch_short(&format)));
1353 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1357 sprintf(tmp, "\\ri%d", HLPFILE_HalfPointsToTwips(fetch_short(&format)));
1358 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1362 sprintf(tmp, "\\fi%d", HLPFILE_HalfPointsToTwips(fetch_short(&format)));
1363 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1367 BYTE brdr = *format++;
1370 if (brdr & 0x01 && !HLPFILE_RtfAddControl(rd, "\\box")) goto done;
1371 if (brdr & 0x02 && !HLPFILE_RtfAddControl(rd, "\\brdrt")) goto done;
1372 if (brdr & 0x04 && !HLPFILE_RtfAddControl(rd, "\\brdrl")) goto done;
1373 if (brdr & 0x08 && !HLPFILE_RtfAddControl(rd, "\\brdrb")) goto done;
1374 if (brdr & 0x10 && !HLPFILE_RtfAddControl(rd, "\\brdrr")) goto done;
1375 if (brdr & 0x20 && !HLPFILE_RtfAddControl(rd, "\\brdrth")) goto done;
1376 if (!(brdr & 0x20) && !HLPFILE_RtfAddControl(rd, "\\brdrs")) goto done;
1377 if (brdr & 0x40 && !HLPFILE_RtfAddControl(rd, "\\brdrdb")) goto done;
1380 w = GET_SHORT(format, 0); format += 2;
1383 sprintf(tmp, "\\brdrw%d", HLPFILE_HalfPointsToTwips(w));
1384 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1389 int i, ntab = fetch_short(&format);
1393 for (i = 0; i < ntab; i++)
1395 tab = fetch_ushort(&format);
1396 ts = (tab & 0x4000) ? fetch_ushort(&format) : 0 /* left */;
1399 default: WINE_FIXME("Unknown tab style %x\n", ts);
1401 case 0: kind = ""; break;
1402 case 1: kind = "\\tqr"; break;
1403 case 2: kind = "\\tqc"; break;
1405 /* FIXME: do kind */
1406 sprintf(tmp, "%s\\tx%d",
1407 kind, HLPFILE_HalfPointsToTwips(tab & 0x3FFF));
1408 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1411 switch (bits & 0xc00)
1413 default: WINE_FIXME("Unsupported alignment 0xC00\n"); break;
1414 case 0: if (!HLPFILE_RtfAddControl(rd, "\\ql")) goto done; break;
1415 case 0x400: if (!HLPFILE_RtfAddControl(rd, "\\qr")) goto done; break;
1416 case 0x800: if (!HLPFILE_RtfAddControl(rd, "\\qc")) goto done; break;
1419 /* 0x1000 doesn't need space */
1420 if ((bits & 0x1000) && !HLPFILE_RtfAddControl(rd, "\\keep")) goto done;
1421 if ((bits & 0xE080) != 0)
1422 WINE_FIXME("Unsupported bits %04x, potential trouble ahead\n", bits);
1424 while (text < text_end && format < format_end)
1426 WINE_TRACE("Got text: %s (%p/%p - %p/%p)\n", wine_dbgstr_a(text), text, text_end, format, format_end);
1427 textsize = strlen(text);
1430 if (rd->force_color)
1432 if ((rd->current_link->cookie == hlp_link_popup) ?
1433 !HLPFILE_RtfAddControl(rd, "{\\uld\\cf1") :
1434 !HLPFILE_RtfAddControl(rd, "{\\ul\\cf1")) goto done;
1436 if (!HLPFILE_RtfAddText(rd, text)) goto done;
1437 if (rd->force_color && !HLPFILE_RtfAddControl(rd, "}")) goto done;
1438 rd->char_pos += textsize;
1440 /* else: null text, keep on storing attributes */
1441 text += textsize + 1;
1443 if (*format == 0xff)
1449 WINE_TRACE("format=%02x\n", *format);
1453 WINE_FIXME("NIY20\n");
1458 WINE_FIXME("NIY21\n");
1464 unsigned font = GET_USHORT(format, 1);
1467 WINE_TRACE("Changing font to %d\n", font);
1469 /* Font size in hlpfile is given in the same units as
1470 rtf control word \fs uses (half-points). */
1471 switch (rd->font_scale)
1473 case 0: fs = page->file->fonts[font].LogFont.lfHeight - 4; break;
1475 case 1: fs = page->file->fonts[font].LogFont.lfHeight; break;
1476 case 2: fs = page->file->fonts[font].LogFont.lfHeight + 4; break;
1478 /* FIXME: missing at least colors, also bold attribute looses information */
1480 sprintf(tmp, "\\f%d\\cf%d\\fs%d%s%s%s%s",
1482 page->file->fonts[font].LogFont.lfWeight > 400 ? "\\b" : "\\b0",
1483 page->file->fonts[font].LogFont.lfItalic ? "\\i" : "\\i0",
1484 page->file->fonts[font].LogFont.lfUnderline ? "\\ul" : "\\ul0",
1485 page->file->fonts[font].LogFont.lfStrikeOut ? "\\strike" : "\\strike0");
1486 if (!HLPFILE_RtfAddControl(rd, tmp)) goto done;
1491 if (!HLPFILE_RtfAddControl(rd, "\\line")) goto done;
1499 if (format[1] != 0xFF)
1501 if (!HLPFILE_RtfAddControl(rd, "\\par\\intbl")) goto done;
1505 if (!HLPFILE_RtfAddControl(rd, "\\cell\\pard\\intbl")) goto done;
1508 else if (!HLPFILE_RtfAddControl(rd, "\\par")) goto done;
1514 if (!HLPFILE_RtfAddControl(rd, "\\tab")) goto done;
1529 BYTE type = format[1];
1532 /* FIXME: we don't use 'BYTE pos = (*format - 0x86);' for the image position */
1534 size = fetch_long(&format);
1539 fetch_ushort(&format); /* hot spot */
1542 switch (GET_SHORT(format, 0))
1545 HLPFILE_RtfAddGfxByIndex(rd, page->file, GET_SHORT(format, 2));
1549 WINE_FIXME("does it work ??? %x<%u>#%u\n",
1550 GET_SHORT(format, 0),
1551 size, GET_SHORT(format, 2));
1552 HLPFILE_RtfAddGfxByAddr(rd, page->file, format + 2, size - 4);
1556 WINE_FIXME("??? %u\n", GET_SHORT(format, 0));
1561 WINE_FIXME("Got an embedded element %s\n", format + 6);
1564 WINE_FIXME("Got a type %d picture\n", type);
1573 if (!rd->current_link)
1574 WINE_FIXME("No existing link\n");
1575 rd->current_link->cpMax = rd->char_pos;
1576 rd->current_link = NULL;
1577 rd->force_color = FALSE;
1581 if (!HLPFILE_RtfAddControl(rd, "\\~")) goto done;
1587 if (!HLPFILE_RtfAddControl(rd, "\\_")) goto done;
1588 /* FIXME: it could be that hyphen is also in input stream !! */
1601 WINE_TRACE("macro => %s\n", format + 3);
1602 HLPFILE_AllocLink(rd, hlp_link_macro, (const char*)format + 3,
1603 GET_USHORT(format, 1), 0, !(*format & 4), 0, -1);
1604 format += 3 + GET_USHORT(format, 1);
1609 WINE_WARN("jump topic 1 => %u\n", GET_UINT(format, 1));
1610 HLPFILE_AllocLink(rd, (*format & 1) ? hlp_link_link : hlp_link_popup,
1611 page->file->lpszPath, -1, GET_UINT(format, 1), 1, 0, -1);
1621 HLPFILE_AllocLink(rd, (*format & 1) ? hlp_link_link : hlp_link_popup,
1622 page->file->lpszPath, -1, GET_UINT(format, 1),
1623 !(*format & 4), 0, -1);
1632 const char* ptr = (const char*) format + 8;
1633 BYTE type = format[3];
1642 ptr = page->file->lpszPath;
1645 for (wnd = page->file->numWindows - 1; wnd >= 0; wnd--)
1647 if (!strcmp(ptr, page->file->windows[wnd].name)) break;
1650 WINE_WARN("Couldn't find window info for %s\n", ptr);
1651 ptr += strlen(ptr) + 1;
1656 WINE_WARN("Unknown link type %d\n", type);
1659 HLPFILE_AllocLink(rd, (*format & 1) ? hlp_link_link : hlp_link_popup,
1660 ptr, -1, GET_UINT(format, 4), !(*format & 4), 0, wnd);
1662 format += 3 + GET_USHORT(format, 1);
1666 WINE_WARN("format %02x\n", *format);
1673 if (!HLPFILE_RtfAddControl(rd, "\\row\\par\\pard\\plain")) goto done;
1679 HeapFree(GetProcessHeap(), 0, text_base);
1683 /******************************************************************
1684 * HLPFILE_BrowsePage
1687 BOOL HLPFILE_BrowsePage(HLPFILE_PAGE* page, struct RtfData* rd,
1688 unsigned font_scale, unsigned relative)
1690 HLPFILE *hlpfile = page->file;
1692 DWORD ref = page->reference;
1693 unsigned index, old_index = -1, offset, count = 0, offs = 0;
1694 unsigned cpg, parlen;
1696 const char* ck = NULL;
1699 rd->data = rd->ptr = HeapAlloc(GetProcessHeap(), 0, rd->allocated = 32768);
1701 rd->first_link = rd->current_link = NULL;
1702 rd->force_color = FALSE;
1703 rd->font_scale = font_scale;
1704 rd->relative = relative;
1705 rd->char_pos_rel = 0;
1707 switch (hlpfile->charset)
1709 case DEFAULT_CHARSET:
1710 case ANSI_CHARSET: cpg = 1252; break;
1711 case SHIFTJIS_CHARSET: cpg = 932; break;
1712 case HANGEUL_CHARSET: cpg = 949; break;
1713 case GB2312_CHARSET: cpg = 936; break;
1714 case CHINESEBIG5_CHARSET: cpg = 950; break;
1715 case GREEK_CHARSET: cpg = 1253; break;
1716 case TURKISH_CHARSET: cpg = 1254; break;
1717 case HEBREW_CHARSET: cpg = 1255; break;
1718 case ARABIC_CHARSET: cpg = 1256; break;
1719 case BALTIC_CHARSET: cpg = 1257; break;
1720 case VIETNAMESE_CHARSET: cpg = 1258; break;
1721 case RUSSIAN_CHARSET: cpg = 1251; break;
1722 case EE_CHARSET: cpg = 1250; break;
1723 case THAI_CHARSET: cpg = 874; break;
1724 case JOHAB_CHARSET: cpg = 1361; break;
1725 case MAC_CHARSET: ck = "mac"; break;
1727 WINE_FIXME("Unsupported charset %u\n", hlpfile->charset);
1732 sprintf(tmp, "{\\rtf1\\%s\\deff0", ck);
1733 if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
1737 sprintf(tmp, "{\\rtf1\\ansi\\ansicpg%d\\deff0", cpg);
1738 if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
1741 /* generate font table */
1742 if (!HLPFILE_RtfAddControl(rd, "{\\fonttbl")) return FALSE;
1743 for (index = 0; index < hlpfile->numFonts; index++)
1746 switch (hlpfile->fonts[index].LogFont.lfPitchAndFamily & 0xF0)
1748 case FF_MODERN: family = "modern"; break;
1749 case FF_ROMAN: family = "roman"; break;
1750 case FF_SWISS: family = "swiss"; break;
1751 case FF_SCRIPT: family = "script"; break;
1752 case FF_DECORATIVE: family = "decor"; break;
1753 default: family = "nil"; break;
1755 sprintf(tmp, "{\\f%d\\f%s\\fprq%d\\fcharset%d %s;}",
1757 hlpfile->fonts[index].LogFont.lfPitchAndFamily & 0x0F,
1758 hlpfile->fonts[index].LogFont.lfCharSet,
1759 hlpfile->fonts[index].LogFont.lfFaceName);
1760 if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
1762 if (!HLPFILE_RtfAddControl(rd, "}")) return FALSE;
1763 /* generate color table */
1764 if (!HLPFILE_RtfAddControl(rd, "{\\colortbl ;\\red0\\green128\\blue0;")) return FALSE;
1765 for (index = 0; index < hlpfile->numFonts; index++)
1767 sprintf(tmp, "\\red%d\\green%d\\blue%d;",
1768 GetRValue(hlpfile->fonts[index].color),
1769 GetGValue(hlpfile->fonts[index].color),
1770 GetBValue(hlpfile->fonts[index].color));
1771 if (!HLPFILE_RtfAddControl(rd, tmp)) return FALSE;
1773 if (!HLPFILE_RtfAddControl(rd, "}")) return FALSE;
1777 if (hlpfile->version <= 16)
1779 index = (ref - 0x0C) / hlpfile->dsize;
1780 offset = (ref - 0x0C) % hlpfile->dsize;
1784 index = (ref - 0x0C) >> 14;
1785 offset = (ref - 0x0C) & 0x3FFF;
1788 if (hlpfile->version <= 16 && index != old_index && old_index != -1)
1790 /* we jumped to the next block, adjust pointers */
1795 if (index >= hlpfile->topic_maplen) {WINE_WARN("maplen\n"); break;}
1796 buf = hlpfile->topic_map[index] + offset;
1797 if (buf + 0x15 >= hlpfile->topic_end) {WINE_WARN("extra\n"); break;}
1798 end = min(buf + GET_UINT(buf, 0), hlpfile->topic_end);
1799 if (index != old_index) {offs = 0; old_index = index;}
1804 if (count++) goto done;
1809 if (!HLPFILE_BrowseParagraph(page, rd, buf, end, &parlen)) return FALSE;
1810 if (relative > index * 0x8000 + offs)
1811 rd->char_pos_rel = rd->char_pos;
1815 WINE_ERR("buf[0x14] = %x\n", buf[0x14]);
1817 if (hlpfile->version <= 16)
1819 ref += GET_UINT(buf, 0xc);
1820 if (GET_UINT(buf, 0xc) == 0)
1824 ref = GET_UINT(buf, 0xc);
1825 } while (ref != 0xffffffff);
1827 page->first_link = rd->first_link;
1828 return HLPFILE_RtfAddControl(rd, "}");
1831 /******************************************************************
1836 static BOOL HLPFILE_ReadFont(HLPFILE* hlpfile)
1839 unsigned i, len, idx;
1840 unsigned face_num, dscr_num, face_offset, dscr_offset;
1843 if (!HLPFILE_FindSubFile(hlpfile, "|FONT", &ref, &end))
1845 WINE_WARN("no subfile FONT\n");
1846 hlpfile->numFonts = 0;
1847 hlpfile->fonts = NULL;
1853 face_num = GET_USHORT(ref, 0);
1854 dscr_num = GET_USHORT(ref, 2);
1855 face_offset = GET_USHORT(ref, 4);
1856 dscr_offset = GET_USHORT(ref, 6);
1858 WINE_TRACE("Got NumFacenames=%u@%u NumDesc=%u@%u\n",
1859 face_num, face_offset, dscr_num, dscr_offset);
1861 hlpfile->numFonts = dscr_num;
1862 hlpfile->fonts = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_FONT) * dscr_num);
1864 len = (dscr_offset - face_offset) / face_num;
1865 /* EPP for (i = face_offset; i < dscr_offset; i += len) */
1866 /* EPP WINE_FIXME("[%d]: %*s\n", i / len, len, ref + i); */
1867 for (i = 0; i < dscr_num; i++)
1869 flag = ref[dscr_offset + i * 11 + 0];
1870 family = ref[dscr_offset + i * 11 + 2];
1872 hlpfile->fonts[i].LogFont.lfHeight = ref[dscr_offset + i * 11 + 1];
1873 hlpfile->fonts[i].LogFont.lfWidth = 0;
1874 hlpfile->fonts[i].LogFont.lfEscapement = 0;
1875 hlpfile->fonts[i].LogFont.lfOrientation = 0;
1876 hlpfile->fonts[i].LogFont.lfWeight = (flag & 1) ? 700 : 400;
1877 hlpfile->fonts[i].LogFont.lfItalic = (flag & 2) ? TRUE : FALSE;
1878 hlpfile->fonts[i].LogFont.lfUnderline = (flag & 4) ? TRUE : FALSE;
1879 hlpfile->fonts[i].LogFont.lfStrikeOut = (flag & 8) ? TRUE : FALSE;
1880 hlpfile->fonts[i].LogFont.lfCharSet = hlpfile->charset;
1881 hlpfile->fonts[i].LogFont.lfOutPrecision = OUT_DEFAULT_PRECIS;
1882 hlpfile->fonts[i].LogFont.lfClipPrecision = CLIP_DEFAULT_PRECIS;
1883 hlpfile->fonts[i].LogFont.lfQuality = DEFAULT_QUALITY;
1884 hlpfile->fonts[i].LogFont.lfPitchAndFamily = DEFAULT_PITCH;
1888 case 0x01: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_MODERN; break;
1889 case 0x02: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_ROMAN; break;
1890 case 0x03: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_SWISS; break;
1891 case 0x04: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_SCRIPT; break;
1892 case 0x05: hlpfile->fonts[i].LogFont.lfPitchAndFamily |= FF_DECORATIVE; break;
1893 default: WINE_FIXME("Unknown family %u\n", family);
1895 idx = GET_USHORT(ref, dscr_offset + i * 11 + 3);
1899 memcpy(hlpfile->fonts[i].LogFont.lfFaceName, ref + face_offset + idx * len, min(len, LF_FACESIZE - 1));
1900 hlpfile->fonts[i].LogFont.lfFaceName[min(len, LF_FACESIZE - 1)] = '\0';
1904 WINE_FIXME("Too high face ref (%u/%u)\n", idx, face_num);
1905 strcpy(hlpfile->fonts[i].LogFont.lfFaceName, "Helv");
1907 hlpfile->fonts[i].hFont = 0;
1908 hlpfile->fonts[i].color = RGB(ref[dscr_offset + i * 11 + 5],
1909 ref[dscr_offset + i * 11 + 6],
1910 ref[dscr_offset + i * 11 + 7]);
1911 #define X(b,s) ((flag & (1 << b)) ? "-"s: "")
1912 WINE_TRACE("Font[%d]: flags=%02x%s%s%s%s%s%s pSize=%u family=%u face=%s[%u] color=%08x\n",
1918 X(4, "dblUnderline"),
1920 ref[dscr_offset + i * 11 + 1],
1922 hlpfile->fonts[i].LogFont.lfFaceName, idx,
1923 GET_UINT(ref, dscr_offset + i * 11 + 5) & 0x00FFFFFF);
1928 /***********************************************************************
1930 * HLPFILE_ReadFileToBuffer
1932 static BOOL HLPFILE_ReadFileToBuffer(HLPFILE* hlpfile, HFILE hFile)
1934 BYTE header[16], dummy[1];
1936 if (_hread(hFile, header, 16) != 16) {WINE_WARN("header\n"); return FALSE;};
1939 if (GET_UINT(header, 0) != 0x00035F3F)
1940 {WINE_WARN("wrong header\n"); return FALSE;};
1942 hlpfile->file_buffer_size = GET_UINT(header, 12);
1943 hlpfile->file_buffer = HeapAlloc(GetProcessHeap(), 0, hlpfile->file_buffer_size + 1);
1944 if (!hlpfile->file_buffer) return FALSE;
1946 memcpy(hlpfile->file_buffer, header, 16);
1947 if (_hread(hFile, hlpfile->file_buffer + 16, hlpfile->file_buffer_size - 16) !=hlpfile->file_buffer_size - 16)
1948 {WINE_WARN("filesize1\n"); return FALSE;};
1950 if (_hread(hFile, dummy, 1) != 0) WINE_WARN("filesize2\n");
1952 hlpfile->file_buffer[hlpfile->file_buffer_size] = '\0'; /* FIXME: was '0', sounds backwards to me */
1957 /***********************************************************************
1959 * HLPFILE_SystemCommands
1961 static BOOL HLPFILE_SystemCommands(HLPFILE* hlpfile)
1963 BYTE *buf, *ptr, *end;
1964 HLPFILE_MACRO *macro, **m;
1966 unsigned short magic, minor, major, flags;
1968 hlpfile->lpszTitle = NULL;
1970 if (!HLPFILE_FindSubFile(hlpfile, "|SYSTEM", &buf, &end)) return FALSE;
1972 magic = GET_USHORT(buf + 9, 0);
1973 minor = GET_USHORT(buf + 9, 2);
1974 major = GET_USHORT(buf + 9, 4);
1975 /* gen date on 4 bytes */
1976 flags = GET_USHORT(buf + 9, 10);
1977 WINE_TRACE("Got system header: magic=%04x version=%d.%d flags=%04x\n",
1978 magic, major, minor, flags);
1979 if (magic != 0x036C || major != 1)
1980 {WINE_WARN("Wrong system header\n"); return FALSE;}
1983 hlpfile->tbsize = 0x800;
1984 hlpfile->compressed = 0;
1986 else if (flags == 0)
1988 hlpfile->tbsize = 0x1000;
1989 hlpfile->compressed = 0;
1991 else if (flags == 4)
1993 hlpfile->tbsize = 0x1000;
1994 hlpfile->compressed = 1;
1998 hlpfile->tbsize = 0x800;
1999 hlpfile->compressed = 1;
2002 if (hlpfile->compressed)
2003 hlpfile->dsize = 0x4000;
2005 hlpfile->dsize = hlpfile->tbsize - 0x0C;
2007 hlpfile->version = minor;
2008 hlpfile->flags = flags;
2009 hlpfile->charset = DEFAULT_CHARSET;
2011 if (hlpfile->version <= 16)
2013 char *str = (char*)buf + 0x15;
2015 hlpfile->lpszTitle = HeapAlloc(GetProcessHeap(), 0, strlen(str) + 1);
2016 if (!hlpfile->lpszTitle) return FALSE;
2017 lstrcpy(hlpfile->lpszTitle, str);
2018 WINE_TRACE("Title: %s\n", hlpfile->lpszTitle);
2019 /* Nothing more to parse */
2022 for (ptr = buf + 0x15; ptr + 4 <= end; ptr += GET_USHORT(ptr, 2) + 4)
2024 char *str = (char*) ptr + 4;
2025 switch (GET_USHORT(ptr, 0))
2028 if (hlpfile->lpszTitle) {WINE_WARN("title\n"); break;}
2029 hlpfile->lpszTitle = HeapAlloc(GetProcessHeap(), 0, strlen(str) + 1);
2030 if (!hlpfile->lpszTitle) return FALSE;
2031 lstrcpy(hlpfile->lpszTitle, str);
2032 WINE_TRACE("Title: %s\n", hlpfile->lpszTitle);
2036 if (hlpfile->lpszCopyright) {WINE_WARN("copyright\n"); break;}
2037 hlpfile->lpszCopyright = HeapAlloc(GetProcessHeap(), 0, strlen(str) + 1);
2038 if (!hlpfile->lpszCopyright) return FALSE;
2039 lstrcpy(hlpfile->lpszCopyright, str);
2040 WINE_TRACE("Copyright: %s\n", hlpfile->lpszCopyright);
2044 if (GET_USHORT(ptr, 2) != 4) {WINE_WARN("system3\n");break;}
2045 hlpfile->contents_start = GET_UINT(ptr, 4);
2046 WINE_TRACE("Setting contents start at %08lx\n", hlpfile->contents_start);
2050 macro = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_MACRO) + lstrlen(str) + 1);
2052 p = (char*)macro + sizeof(HLPFILE_MACRO);
2054 macro->lpszMacro = p;
2056 for (m = &hlpfile->first_macro; *m; m = &(*m)->next);
2061 if (GET_USHORT(ptr, 4 + 4) != 1)
2062 WINE_FIXME("More than one icon, picking up first\n");
2063 /* 0x16 is sizeof(CURSORICONDIR), see user32/user_private.h */
2064 hlpfile->hIcon = CreateIconFromResourceEx(ptr + 4 + 0x16,
2065 GET_USHORT(ptr, 2) - 0x16, TRUE,
2070 if (GET_USHORT(ptr, 2) != 90) {WINE_WARN("system6\n");break;}
2072 if (hlpfile->windows)
2073 hlpfile->windows = HeapReAlloc(GetProcessHeap(), 0, hlpfile->windows,
2074 sizeof(HLPFILE_WINDOWINFO) * ++hlpfile->numWindows);
2076 hlpfile->windows = HeapAlloc(GetProcessHeap(), 0,
2077 sizeof(HLPFILE_WINDOWINFO) * ++hlpfile->numWindows);
2079 if (hlpfile->windows)
2081 unsigned flags = GET_USHORT(ptr, 4);
2082 HLPFILE_WINDOWINFO* wi = &hlpfile->windows[hlpfile->numWindows - 1];
2084 if (flags & 0x0001) strcpy(wi->type, &str[2]);
2085 else wi->type[0] = '\0';
2086 if (flags & 0x0002) strcpy(wi->name, &str[12]);
2087 else wi->name[0] = '\0';
2088 if (flags & 0x0004) strcpy(wi->caption, &str[21]);
2089 else lstrcpynA(wi->caption, hlpfile->lpszTitle, sizeof(wi->caption));
2090 wi->origin.x = (flags & 0x0008) ? GET_USHORT(ptr, 76) : CW_USEDEFAULT;
2091 wi->origin.y = (flags & 0x0010) ? GET_USHORT(ptr, 78) : CW_USEDEFAULT;
2092 wi->size.cx = (flags & 0x0020) ? GET_USHORT(ptr, 80) : CW_USEDEFAULT;
2093 wi->size.cy = (flags & 0x0040) ? GET_USHORT(ptr, 82) : CW_USEDEFAULT;
2094 wi->style = (flags & 0x0080) ? GET_USHORT(ptr, 84) : SW_SHOW;
2095 wi->win_style = WS_OVERLAPPEDWINDOW;
2096 wi->sr_color = (flags & 0x0100) ? GET_UINT(ptr, 86) : 0xFFFFFF;
2097 wi->nsr_color = (flags & 0x0200) ? GET_UINT(ptr, 90) : 0xFFFFFF;
2098 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",
2099 flags & 0x0001 ? 'T' : 't',
2100 flags & 0x0002 ? 'N' : 'n',
2101 flags & 0x0004 ? 'C' : 'c',
2102 flags & 0x0008 ? 'X' : 'x',
2103 flags & 0x0010 ? 'Y' : 'y',
2104 flags & 0x0020 ? 'W' : 'w',
2105 flags & 0x0040 ? 'H' : 'h',
2106 flags & 0x0080 ? 'S' : 's',
2107 wi->type, wi->name, wi->caption, wi->origin.x, wi->origin.y,
2108 wi->size.cx, wi->size.cy);
2112 WINE_WARN("Citation: '%s'\n", ptr + 4);
2115 hlpfile->charset = ptr[4];
2116 WINE_TRACE("Charset: %d\n", hlpfile->charset);
2119 WINE_WARN("Unsupported SystemRecord[%d]\n", GET_USHORT(ptr, 0));
2122 if (!hlpfile->lpszTitle)
2123 hlpfile->lpszTitle = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, 1);
2127 /***********************************************************************
2129 * HLPFILE_GetContext
2131 static BOOL HLPFILE_GetContext(HLPFILE *hlpfile)
2136 if (!HLPFILE_FindSubFile(hlpfile, "|CONTEXT", &cbuf, &cend))
2137 {WINE_WARN("context0\n"); return FALSE;}
2140 hlpfile->Context = HeapAlloc(GetProcessHeap(), 0, clen);
2141 if (!hlpfile->Context) return FALSE;
2142 memcpy(hlpfile->Context, cbuf, clen);
2147 /***********************************************************************
2149 * HLPFILE_GetKeywords
2151 static BOOL HLPFILE_GetKeywords(HLPFILE *hlpfile)
2156 if (!HLPFILE_FindSubFile(hlpfile, "|KWBTREE", &cbuf, &cend)) return FALSE;
2158 hlpfile->kwbtree = HeapAlloc(GetProcessHeap(), 0, clen);
2159 if (!hlpfile->kwbtree) return FALSE;
2160 memcpy(hlpfile->kwbtree, cbuf, clen);
2162 if (!HLPFILE_FindSubFile(hlpfile, "|KWDATA", &cbuf, &cend))
2164 WINE_ERR("corrupted help file: kwbtree present but kwdata absent\n");
2165 HeapFree(GetProcessHeap(), 0, hlpfile->kwbtree);
2169 hlpfile->kwdata = HeapAlloc(GetProcessHeap(), 0, clen);
2170 if (!hlpfile->kwdata)
2172 HeapFree(GetProcessHeap(), 0, hlpfile->kwdata);
2175 memcpy(hlpfile->kwdata, cbuf, clen);
2180 /***********************************************************************
2184 static BOOL HLPFILE_GetMap(HLPFILE *hlpfile)
2187 unsigned entries, i;
2189 if (!HLPFILE_FindSubFile(hlpfile, "|CTXOMAP", &cbuf, &cend))
2190 {WINE_WARN("no map section\n"); return FALSE;}
2192 entries = GET_USHORT(cbuf, 9);
2193 hlpfile->Map = HeapAlloc(GetProcessHeap(), 0, entries * sizeof(HLPFILE_MAP));
2194 if (!hlpfile->Map) return FALSE;
2195 hlpfile->wMapLen = entries;
2196 for (i = 0; i < entries; i++)
2198 hlpfile->Map[i].lMap = GET_UINT(cbuf+11,i*8);
2199 hlpfile->Map[i].offset = GET_UINT(cbuf+11,i*8+4);
2204 /***********************************************************************
2208 static BOOL HLPFILE_GetTOMap(HLPFILE *hlpfile)
2213 if (!HLPFILE_FindSubFile(hlpfile, "|TOMAP", &cbuf, &cend))
2214 {WINE_WARN("no tomap section\n"); return FALSE;}
2216 clen = cend - cbuf - 9;
2217 hlpfile->TOMap = HeapAlloc(GetProcessHeap(), 0, clen);
2218 if (!hlpfile->TOMap) return FALSE;
2219 memcpy(hlpfile->TOMap, cbuf+9, clen);
2220 hlpfile->wTOMapLen = clen/4;
2224 /***********************************************************************
2228 static void HLPFILE_DeleteMacro(HLPFILE_MACRO* macro)
2230 HLPFILE_MACRO* next;
2235 HeapFree(GetProcessHeap(), 0, macro);
2240 /***********************************************************************
2244 static void HLPFILE_DeletePage(HLPFILE_PAGE* page)
2251 HLPFILE_DeleteMacro(page->first_macro);
2252 HeapFree(GetProcessHeap(), 0, page);
2257 /***********************************************************************
2259 * HLPFILE_FreeHlpFile
2261 void HLPFILE_FreeHlpFile(HLPFILE* hlpfile)
2265 if (!hlpfile || --hlpfile->wRefCount > 0) return;
2267 if (hlpfile->next) hlpfile->next->prev = hlpfile->prev;
2268 if (hlpfile->prev) hlpfile->prev->next = hlpfile->next;
2269 else first_hlpfile = hlpfile->next;
2271 if (hlpfile->numFonts)
2273 for (i = 0; i < hlpfile->numFonts; i++)
2275 DeleteObject(hlpfile->fonts[i].hFont);
2277 HeapFree(GetProcessHeap(), 0, hlpfile->fonts);
2280 if (hlpfile->numBmps)
2282 for (i = 0; i < hlpfile->numBmps; i++)
2284 DeleteObject(hlpfile->bmps[i]);
2286 HeapFree(GetProcessHeap(), 0, hlpfile->bmps);
2289 HLPFILE_DeletePage(hlpfile->first_page);
2290 HLPFILE_DeleteMacro(hlpfile->first_macro);
2292 DestroyIcon(hlpfile->hIcon);
2293 if (hlpfile->numWindows) HeapFree(GetProcessHeap(), 0, hlpfile->windows);
2294 HeapFree(GetProcessHeap(), 0, hlpfile->Context);
2295 HeapFree(GetProcessHeap(), 0, hlpfile->Map);
2296 HeapFree(GetProcessHeap(), 0, hlpfile->lpszTitle);
2297 HeapFree(GetProcessHeap(), 0, hlpfile->lpszCopyright);
2298 HeapFree(GetProcessHeap(), 0, hlpfile->file_buffer);
2299 HeapFree(GetProcessHeap(), 0, hlpfile->phrases_offsets);
2300 HeapFree(GetProcessHeap(), 0, hlpfile->phrases_buffer);
2301 HeapFree(GetProcessHeap(), 0, hlpfile->topic_map);
2302 HeapFree(GetProcessHeap(), 0, hlpfile->help_on_file);
2303 HeapFree(GetProcessHeap(), 0, hlpfile);
2306 /***********************************************************************
2308 * HLPFILE_UncompressLZ77_Phrases
2310 static BOOL HLPFILE_UncompressLZ77_Phrases(HLPFILE* hlpfile)
2312 UINT i, num, dec_size, head_size;
2315 if (!HLPFILE_FindSubFile(hlpfile, "|Phrases", &buf, &end)) return FALSE;
2317 if (hlpfile->version <= 16)
2322 num = hlpfile->num_phrases = GET_USHORT(buf, 9);
2323 if (buf + 2 * num + 0x13 >= end) {WINE_WARN("1a\n"); return FALSE;};
2325 if (hlpfile->version <= 16)
2326 dec_size = end - buf - 15 - 2 * num;
2328 dec_size = HLPFILE_UncompressedLZ77_Size(buf + 0x13 + 2 * num, end);
2330 hlpfile->phrases_offsets = HeapAlloc(GetProcessHeap(), 0, sizeof(unsigned) * (num + 1));
2331 hlpfile->phrases_buffer = HeapAlloc(GetProcessHeap(), 0, dec_size);
2332 if (!hlpfile->phrases_offsets || !hlpfile->phrases_buffer)
2334 HeapFree(GetProcessHeap(), 0, hlpfile->phrases_offsets);
2335 HeapFree(GetProcessHeap(), 0, hlpfile->phrases_buffer);
2339 for (i = 0; i <= num; i++)
2340 hlpfile->phrases_offsets[i] = GET_USHORT(buf, head_size + 2 * i) - 2 * num - 2;
2342 if (hlpfile->version <= 16)
2343 memcpy(hlpfile->phrases_buffer, buf + 15 + 2*num, dec_size);
2345 HLPFILE_UncompressLZ77(buf + 0x13 + 2 * num, end, (BYTE*)hlpfile->phrases_buffer);
2347 hlpfile->hasPhrases = TRUE;
2351 /***********************************************************************
2353 * HLPFILE_Uncompress_Phrases40
2355 static BOOL HLPFILE_Uncompress_Phrases40(HLPFILE* hlpfile)
2358 INT dec_size, cpr_size;
2359 BYTE *buf_idx, *end_idx;
2360 BYTE *buf_phs, *end_phs;
2361 LONG* ptr, mask = 0;
2363 unsigned short bc, n;
2365 if (!HLPFILE_FindSubFile(hlpfile, "|PhrIndex", &buf_idx, &end_idx) ||
2366 !HLPFILE_FindSubFile(hlpfile, "|PhrImage", &buf_phs, &end_phs)) return FALSE;
2368 ptr = (LONG*)(buf_idx + 9 + 28);
2369 bc = GET_USHORT(buf_idx, 9 + 24) & 0x0F;
2370 num = hlpfile->num_phrases = GET_USHORT(buf_idx, 9 + 4);
2372 WINE_TRACE("Index: Magic=%08x #entries=%u CpsdSize=%u PhrImgSize=%u\n"
2373 "\tPhrImgCprsdSize=%u 0=%u bc=%x ukn=%x\n",
2374 GET_UINT(buf_idx, 9 + 0),
2375 GET_UINT(buf_idx, 9 + 4),
2376 GET_UINT(buf_idx, 9 + 8),
2377 GET_UINT(buf_idx, 9 + 12),
2378 GET_UINT(buf_idx, 9 + 16),
2379 GET_UINT(buf_idx, 9 + 20),
2380 GET_USHORT(buf_idx, 9 + 24),
2381 GET_USHORT(buf_idx, 9 + 26));
2383 dec_size = GET_UINT(buf_idx, 9 + 12);
2384 cpr_size = GET_UINT(buf_idx, 9 + 16);
2386 if (dec_size != cpr_size &&
2387 dec_size != HLPFILE_UncompressedLZ77_Size(buf_phs + 9, end_phs))
2389 WINE_WARN("size mismatch %u %u\n",
2390 dec_size, HLPFILE_UncompressedLZ77_Size(buf_phs + 9, end_phs));
2391 dec_size = max(dec_size, HLPFILE_UncompressedLZ77_Size(buf_phs + 9, end_phs));
2394 hlpfile->phrases_offsets = HeapAlloc(GetProcessHeap(), 0, sizeof(unsigned) * (num + 1));
2395 hlpfile->phrases_buffer = HeapAlloc(GetProcessHeap(), 0, dec_size);
2396 if (!hlpfile->phrases_offsets || !hlpfile->phrases_buffer)
2398 HeapFree(GetProcessHeap(), 0, hlpfile->phrases_offsets);
2399 HeapFree(GetProcessHeap(), 0, hlpfile->phrases_buffer);
2403 #define getbit() (ptr += (mask < 0), mask = mask*2 + (mask<=0), (*ptr & mask) != 0)
2405 hlpfile->phrases_offsets[0] = 0;
2406 for (i = 0; i < num; i++)
2408 for (n = 1; getbit(); n += 1 << bc);
2410 if (bc > 1 && getbit()) n += 2;
2411 if (bc > 2 && getbit()) n += 4;
2412 if (bc > 3 && getbit()) n += 8;
2413 if (bc > 4 && getbit()) n += 16;
2414 hlpfile->phrases_offsets[i + 1] = hlpfile->phrases_offsets[i] + n;
2418 if (dec_size == cpr_size)
2419 memcpy(hlpfile->phrases_buffer, buf_phs + 9, dec_size);
2421 HLPFILE_UncompressLZ77(buf_phs + 9, end_phs, (BYTE*)hlpfile->phrases_buffer);
2423 hlpfile->hasPhrases40 = TRUE;
2427 /***********************************************************************
2429 * HLPFILE_Uncompress_Topic
2431 static BOOL HLPFILE_Uncompress_Topic(HLPFILE* hlpfile)
2433 BYTE *buf, *ptr, *end, *newptr;
2434 unsigned int i, newsize = 0;
2435 unsigned int topic_size;
2437 if (!HLPFILE_FindSubFile(hlpfile, "|TOPIC", &buf, &end))
2438 {WINE_WARN("topic0\n"); return FALSE;}
2440 buf += 9; /* Skip file header */
2441 topic_size = end - buf;
2442 if (hlpfile->compressed)
2444 hlpfile->topic_maplen = (topic_size - 1) / hlpfile->tbsize + 1;
2446 for (i = 0; i < hlpfile->topic_maplen; i++)
2448 ptr = buf + i * hlpfile->tbsize;
2450 /* I don't know why, it's necessary for printman.hlp */
2451 if (ptr + 0x44 > end) ptr = end - 0x44;
2453 newsize += HLPFILE_UncompressedLZ77_Size(ptr + 0xc, min(end, ptr + hlpfile->tbsize));
2456 hlpfile->topic_map = HeapAlloc(GetProcessHeap(), 0,
2457 hlpfile->topic_maplen * sizeof(hlpfile->topic_map[0]) + newsize);
2458 if (!hlpfile->topic_map) return FALSE;
2459 newptr = (BYTE*)(hlpfile->topic_map + hlpfile->topic_maplen);
2460 hlpfile->topic_end = newptr + newsize;
2462 for (i = 0; i < hlpfile->topic_maplen; i++)
2464 ptr = buf + i * hlpfile->tbsize;
2465 if (ptr + 0x44 > end) ptr = end - 0x44;
2467 hlpfile->topic_map[i] = newptr;
2468 newptr = HLPFILE_UncompressLZ77(ptr + 0xc, min(end, ptr + hlpfile->tbsize), newptr);
2473 /* basically, we need to copy the TopicBlockSize byte pages
2474 * (removing the first 0x0C) in one single area in memory
2476 hlpfile->topic_maplen = (topic_size - 1) / hlpfile->tbsize + 1;
2477 hlpfile->topic_map = HeapAlloc(GetProcessHeap(), 0,
2478 hlpfile->topic_maplen * (sizeof(hlpfile->topic_map[0]) + hlpfile->dsize));
2479 if (!hlpfile->topic_map) return FALSE;
2480 newptr = (BYTE*)(hlpfile->topic_map + hlpfile->topic_maplen);
2481 hlpfile->topic_end = newptr + topic_size;
2483 for (i = 0; i < hlpfile->topic_maplen; i++)
2485 hlpfile->topic_map[i] = newptr + i * hlpfile->dsize;
2486 memcpy(hlpfile->topic_map[i], buf + i * hlpfile->tbsize + 0x0C, hlpfile->dsize);
2492 /***********************************************************************
2496 static BOOL HLPFILE_AddPage(HLPFILE *hlpfile, const BYTE *buf, const BYTE *end, unsigned ref, unsigned offset)
2500 UINT titlesize, blocksize, datalen;
2502 HLPFILE_MACRO*macro;
2504 blocksize = GET_UINT(buf, 0);
2505 datalen = GET_UINT(buf, 0x10);
2506 title = buf + datalen;
2507 if (title > end) {WINE_WARN("page2\n"); return FALSE;};
2509 titlesize = GET_UINT(buf, 4);
2510 page = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_PAGE) + titlesize + 1);
2511 if (!page) return FALSE;
2512 page->lpszTitle = (char*)page + sizeof(HLPFILE_PAGE);
2514 if (titlesize > blocksize - datalen)
2516 /* need to decompress */
2517 if (hlpfile->hasPhrases)
2518 HLPFILE_Uncompress2(hlpfile, title, end, (BYTE*)page->lpszTitle, (BYTE*)page->lpszTitle + titlesize);
2519 else if (hlpfile->hasPhrases40)
2520 HLPFILE_Uncompress3(hlpfile, page->lpszTitle, page->lpszTitle + titlesize, title, end);
2523 WINE_FIXME("Text size is too long, splitting\n");
2524 titlesize = blocksize - datalen;
2525 memcpy(page->lpszTitle, title, titlesize);
2529 memcpy(page->lpszTitle, title, titlesize);
2531 page->lpszTitle[titlesize] = '\0';
2533 if (hlpfile->first_page)
2535 hlpfile->last_page->next = page;
2536 page->prev = hlpfile->last_page;
2537 hlpfile->last_page = page;
2541 hlpfile->first_page = page;
2542 hlpfile->last_page = page;
2546 page->file = hlpfile;
2548 page->first_macro = NULL;
2549 page->first_link = NULL;
2550 page->wNumber = GET_UINT(buf, 0x21);
2551 page->offset = offset;
2552 page->reference = ref;
2554 page->browse_bwd = GET_UINT(buf, 0x19);
2555 page->browse_fwd = GET_UINT(buf, 0x1D);
2557 if (hlpfile->version <= 16)
2559 if (page->browse_bwd == 0xFFFF || page->browse_bwd == 0xFFFFFFFF)
2560 page->browse_bwd = 0xFFFFFFFF;
2562 page->browse_bwd = hlpfile->TOMap[page->browse_bwd];
2564 if (page->browse_fwd == 0xFFFF || page->browse_fwd == 0xFFFFFFFF)
2565 page->browse_fwd = 0xFFFFFFFF;
2567 page->browse_fwd = hlpfile->TOMap[page->browse_fwd];
2570 WINE_TRACE("Added page[%d]: title='%s' %08x << %08x >> %08x\n",
2571 page->wNumber, page->lpszTitle,
2572 page->browse_bwd, page->offset, page->browse_fwd);
2574 /* now load macros */
2575 ptr = page->lpszTitle + strlen(page->lpszTitle) + 1;
2576 while (ptr < page->lpszTitle + titlesize)
2578 unsigned len = strlen(ptr);
2581 WINE_TRACE("macro: %s\n", ptr);
2582 macro = HeapAlloc(GetProcessHeap(), 0, sizeof(HLPFILE_MACRO) + len + 1);
2583 macro->lpszMacro = macro_str = (char*)(macro + 1);
2584 memcpy(macro_str, ptr, len + 1);
2585 /* FIXME: shall we really link macro in reverse order ??
2586 * may produce strange results when played at page opening
2588 macro->next = page->first_macro;
2589 page->first_macro = macro;
2596 /***********************************************************************
2598 * HLPFILE_SkipParagraph
2600 static BOOL HLPFILE_SkipParagraph(HLPFILE *hlpfile, const BYTE *buf, const BYTE *end, unsigned* len)
2604 if (!hlpfile->first_page) {WINE_WARN("no page\n"); return FALSE;};
2605 if (buf + 0x19 > end) {WINE_WARN("header too small\n"); return FALSE;};
2608 if (buf[0x14] == 0x20 || buf[0x14] == 0x23)
2611 *len = fetch_ushort(&tmp);
2613 else *len = end-buf-15;
2618 /***********************************************************************
2620 * HLPFILE_DoReadHlpFile
2622 static BOOL HLPFILE_DoReadHlpFile(HLPFILE *hlpfile, LPCSTR lpszPath)
2629 unsigned index, old_index, offset, len, offs, topicoffset;
2631 hFile = OpenFile(lpszPath, &ofs, OF_READ);
2632 if (hFile == HFILE_ERROR) return FALSE;
2634 ret = HLPFILE_ReadFileToBuffer(hlpfile, hFile);
2636 if (!ret) return FALSE;
2638 if (!HLPFILE_SystemCommands(hlpfile)) return FALSE;
2640 if (hlpfile->version <= 16 && !HLPFILE_GetTOMap(hlpfile)) return FALSE;
2642 /* load phrases support */
2643 if (!HLPFILE_UncompressLZ77_Phrases(hlpfile))
2644 HLPFILE_Uncompress_Phrases40(hlpfile);
2646 if (!HLPFILE_Uncompress_Topic(hlpfile)) return FALSE;
2647 if (!HLPFILE_ReadFont(hlpfile)) return FALSE;
2655 if (hlpfile->version <= 16)
2657 index = (ref - 0x0C) / hlpfile->dsize;
2658 offset = (ref - 0x0C) % hlpfile->dsize;
2662 index = (ref - 0x0C) >> 14;
2663 offset = (ref - 0x0C) & 0x3FFF;
2666 if (hlpfile->version <= 16 && index != old_index && old_index != -1)
2668 /* we jumped to the next block, adjust pointers */
2673 WINE_TRACE("ref=%08x => [%u/%u]\n", ref, index, offset);
2675 if (index >= hlpfile->topic_maplen) {WINE_WARN("maplen\n"); break;}
2676 buf = hlpfile->topic_map[index] + offset;
2677 if (buf + 0x15 >= hlpfile->topic_end) {WINE_WARN("extra\n"); break;}
2678 end = min(buf + GET_UINT(buf, 0), hlpfile->topic_end);
2679 if (index != old_index) {offs = 0; old_index = index;}
2684 if (hlpfile->version <= 16)
2685 topicoffset = ref + index * 12;
2687 topicoffset = index * 0x8000 + offs;
2688 if (!HLPFILE_AddPage(hlpfile, buf, end, ref, topicoffset)) return FALSE;
2694 if (!HLPFILE_SkipParagraph(hlpfile, buf, end, &len)) return FALSE;
2699 WINE_ERR("buf[0x14] = %x\n", buf[0x14]);
2702 if (hlpfile->version <= 16)
2704 ref += GET_UINT(buf, 0xc);
2705 if (GET_UINT(buf, 0xc) == 0)
2709 ref = GET_UINT(buf, 0xc);
2710 } while (ref != 0xffffffff);
2712 HLPFILE_GetKeywords(hlpfile);
2713 HLPFILE_GetMap(hlpfile);
2714 if (hlpfile->version <= 16) return TRUE;
2715 return HLPFILE_GetContext(hlpfile);
2718 /***********************************************************************
2720 * HLPFILE_ReadHlpFile
2722 HLPFILE *HLPFILE_ReadHlpFile(LPCSTR lpszPath)
2726 for (hlpfile = first_hlpfile; hlpfile; hlpfile = hlpfile->next)
2728 if (!strcmp(lpszPath, hlpfile->lpszPath))
2730 hlpfile->wRefCount++;
2735 hlpfile = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
2736 sizeof(HLPFILE) + lstrlen(lpszPath) + 1);
2737 if (!hlpfile) return 0;
2739 hlpfile->lpszPath = (char*)hlpfile + sizeof(HLPFILE);
2740 hlpfile->contents_start = 0xFFFFFFFF;
2741 hlpfile->next = first_hlpfile;
2742 hlpfile->wRefCount = 1;
2744 strcpy(hlpfile->lpszPath, lpszPath);
2746 first_hlpfile = hlpfile;
2747 if (hlpfile->next) hlpfile->next->prev = hlpfile;
2749 if (!HLPFILE_DoReadHlpFile(hlpfile, lpszPath))
2751 HLPFILE_FreeHlpFile(hlpfile);