2 * $RCSId: xc/lib/fontconfig/src/fccache.c,v 1.12 2002/08/22 07:36:44 keithp Exp $
4 * Copyright © 2000 Keith Packard
5 * Copyright © 2005 Patrick Lam
7 * Permission to use, copy, modify, distribute, and sell this software and its
8 * documentation for any purpose is hereby granted without fee, provided that
9 * the above copyright notice appear in all copies and that both that
10 * copyright notice and this permission notice appear in supporting
11 * documentation, and that the name of Keith Packard not be used in
12 * advertising or publicity pertaining to distribution of the software without
13 * specific, written prior permission. Keith Packard makes no
14 * representations about the suitability of this software for any purpose. It
15 * is provided "as is" without express or implied warranty.
17 * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
18 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
19 * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
20 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
21 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
22 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
23 * PERFORMANCE OF THIS SOFTWARE.
29 #include <sys/types.h>
33 #if defined(HAVE_MMAP) || defined(__CYGWIN__)
34 # include <sys/mman.h>
35 # include <sys/utsname.h>
38 #define ENDIAN_TEST 0x12345678
39 #define MACHINE_SIGNATURE_SIZE (9 + 5*20 + 1)
40 /* for when we don't have sysconf: */
41 #define FC_HARDCODED_PAGESIZE 8192
48 FcDirCacheOpen (const FcChar8
* dir
);
51 FcDirCacheHashName (char * cache_file
, int collisions
);
54 FcCacheSkipToArch (int fd
, const char * arch
);
57 FcCacheCopyOld (int fd
, int fd_orig
, off_t start
);
60 FcDirCacheProduce (FcFontSet
*set
, FcCache
* metadata
);
63 FcDirCacheConsume (int fd
, const char * dir
, FcFontSet
*set
, FcConfig
*config
);
66 FcCacheNextOffset(off_t w
);
69 FcCacheMachineSignature (void);
72 FcCacheHaveBank (int bank
);
75 FcCacheAddBankDir (int bank
, const char * dir
);
83 static void MD5Init(struct MD5Context
*ctx
);
84 static void MD5Update(struct MD5Context
*ctx
, unsigned char *buf
, unsigned len
);
85 static void MD5Final(unsigned char digest
[16], struct MD5Context
*ctx
);
86 static void MD5Transform(FcChar32 buf
[4], FcChar32 in
[16]);
88 #define FC_DBG_CACHE_REF 1024
91 FcCacheReadString (int fd
, char *dest
, int len
)
99 size
= read (fd
, dest
, len
-1);
104 slen
= strlen (dest
);
106 lseek (fd
, slen
- size
+ 1, SEEK_CUR
);
107 return slen
< len
? dest
: 0;
114 FcCacheSkipString (int fd
)
120 while ( (size
= read (fd
, buf
, sizeof (buf
)-1)) > 0)
126 lseek (fd
, slen
- size
+ 1, SEEK_CUR
);
133 FcCacheWriteString (int fd
, const char *chars
)
135 if (write (fd
, chars
, strlen(chars
)+1) != strlen(chars
)+1)
141 FcGlobalCacheDirDestroy (FcGlobalCacheDir
*d
)
143 FcStrSetDestroy (d
->subdirs
);
144 FcMemFree (FC_MEM_STRING
, strlen (d
->name
)+1);
146 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCacheDir
));
151 FcGlobalCacheCreate (void)
153 FcGlobalCache
*cache
;
155 cache
= malloc (sizeof (FcGlobalCache
));
158 FcMemAlloc (FC_MEM_CACHE
, sizeof (FcGlobalCache
));
160 cache
->updated
= FcFalse
;
166 FcGlobalCacheDestroy (FcGlobalCache
*cache
)
168 FcGlobalCacheDir
*d
, *next
;
170 for (d
= cache
->dirs
; d
; d
= next
)
173 FcGlobalCacheDirDestroy (d
);
175 FcMemFree (FC_MEM_CACHE
, sizeof (FcGlobalCache
));
180 FcGlobalCacheLoad (FcGlobalCache
*cache
,
182 const FcChar8
*cache_file
,
185 char name_buf
[FC_MAX_FILE_LEN
];
186 FcGlobalCacheDir
*d
, *next
;
187 FcFileTime config_time
= FcConfigModifiedTime (config
);
188 char * current_arch_machine_name
;
189 char candidate_arch_machine_name
[MACHINE_SIGNATURE_SIZE
+ 9];
190 off_t current_arch_start
;
192 struct stat cache_stat
, dir_stat
;
193 char subdirName
[FC_MAX_FILE_LEN
+ 1 + 12 + 1];
195 if (stat ((char *) cache_file
, &cache_stat
) < 0)
198 cache
->fd
= open ((char *) cache_file
, O_RDONLY
| O_BINARY
);
202 cache
->updated
= FcFalse
;
204 if (!FcCacheReadString (cache
->fd
, name_buf
, sizeof (name_buf
)))
205 goto bail_and_destroy
;
206 if (strcmp (name_buf
, FC_GLOBAL_MAGIC_COOKIE
) != 0)
207 goto bail_and_destroy
;
209 current_arch_machine_name
= FcCacheMachineSignature ();
210 current_arch_start
= FcCacheSkipToArch(cache
->fd
,
211 current_arch_machine_name
);
212 if (current_arch_start
< 0)
215 lseek (cache
->fd
, current_arch_start
, SEEK_SET
);
216 if (!FcCacheReadString (cache
->fd
, candidate_arch_machine_name
,
217 sizeof (candidate_arch_machine_name
)))
218 goto bail_and_destroy
;
219 if (strlen(candidate_arch_machine_name
) == 0)
220 goto bail_and_destroy
;
226 if (!FcCacheReadString (cache
->fd
, name_buf
, sizeof (name_buf
)) ||
230 /* Directory must be older than the global cache file; also
231 cache must be newer than the config file. */
232 if (stat ((char *) name_buf
, &dir_stat
) < 0 ||
233 dir_stat
.st_mtime
> cache_stat
.st_mtime
||
234 (config_time
.set
&& cache_stat
.st_mtime
< config_time
.time
))
239 FcStrSetAdd (staleDirs
, (FcChar8
*)name_buf
);
242 while (FcCacheReadString (cache
->fd
, subdirName
,
243 sizeof (subdirName
)) &&
247 if (read (cache
->fd
, &md
, sizeof (FcCache
)) != sizeof(FcCache
))
249 perror ("read metadata");
252 off
= FcCacheNextOffset (lseek(cache
->fd
, 0, SEEK_CUR
)) + md
.count
;
253 if (lseek (cache
->fd
, off
, SEEK_SET
) != off
)
261 d
= malloc (sizeof (FcGlobalCacheDir
));
265 d
->next
= cache
->dirs
;
268 d
->name
= (char *)FcStrCopy ((FcChar8
*)name_buf
);
270 d
->state
= FcGCDirFileRead
;
272 d
->subdirs
= FcStrSetCreate();
275 if (!FcCacheReadString (cache
->fd
, subdirName
,
276 sizeof (subdirName
)) ||
277 !strlen (subdirName
))
279 FcStrSetAdd (d
->subdirs
, (FcChar8
*)subdirName
);
282 d
->offset
= lseek (cache
->fd
, 0, SEEK_CUR
);
283 if (read (cache
->fd
, &d
->metadata
, sizeof (FcCache
)) != sizeof (FcCache
))
285 targ
= FcCacheNextOffset (lseek(cache
->fd
, 0, SEEK_CUR
)) + d
->metadata
.count
;
286 if (lseek (cache
->fd
, targ
, SEEK_SET
) != targ
)
292 for (d
= cache
->dirs
; d
; d
= next
)
307 if (stat ((char *) cache_file
, &cache_stat
) == 0)
308 unlink ((char *)cache_file
);
315 FcGlobalCacheReadDir (FcFontSet
*set
, FcStrSet
*dirs
, FcGlobalCache
* cache
, const char *dir
, FcConfig
*config
)
323 if (!(dir
= (char *)FcConfigNormalizeFontDir (config
, (FcChar8
*)dir
)))
324 return FcFalse
; /* non-existing directory */
326 for (d
= cache
->dirs
; d
; d
= d
->next
)
328 if (strcmp (d
->name
, dir
) == 0)
330 if (d
->state
== FcGCDirDisabled
)
333 if (d
->state
== FcGCDirFileRead
)
335 lseek (cache
->fd
, d
->offset
, SEEK_SET
);
336 if (!FcDirCacheConsume (cache
->fd
, d
->name
, set
, config
))
339 for (i
= 0; i
< d
->subdirs
->num
; i
++)
340 FcStrSetAdd (dirs
, (FcChar8
*)d
->subdirs
->strs
[i
]);
342 d
->state
= FcGCDirConsumed
;
351 static FcGlobalCacheDir
*
352 FcGlobalCacheDirFind (FcGlobalCache
*cache
, const char *name
)
354 FcGlobalCacheDir
* d
;
359 for (d
= cache
->dirs
; d
; d
= d
->next
)
360 if (strcmp((const char *)d
->name
, (const char *)name
) == 0)
367 FcGlobalCacheUpdate (FcGlobalCache
*cache
,
369 const char *orig_name
,
377 name
= (char *)FcConfigNormalizeFontDir (config
, (FcChar8
*)orig_name
);
380 fprintf(stderr
, "Invalid directory name %s\n", orig_name
);
384 d
= FcGlobalCacheDirFind (cache
, name
);
388 d
= malloc (sizeof (FcGlobalCacheDir
));
391 d
->next
= cache
->dirs
;
394 /* free old resources */
395 FcStrFree ((FcChar8
*)d
->name
);
397 FcStrSetDestroy (d
->subdirs
);
400 cache
->updated
= FcTrue
;
402 d
->name
= (char *)FcStrCopy ((FcChar8
*)name
);
403 d
->ent
= FcDirCacheProduce (set
, &d
->metadata
);
405 d
->subdirs
= FcStrSetCreate();
406 d
->state
= FcGCDirUpdated
;
407 for (i
= 0; i
< dirs
->num
; i
++)
408 FcStrSetAdd (d
->subdirs
, dirs
->strs
[i
]);
413 FcGlobalCacheSave (FcGlobalCache
*cache
,
414 const FcChar8
*cache_file
,
418 FcGlobalCacheDir
*dir
;
420 off_t current_arch_start
= 0, truncate_to
;
421 char * current_arch_machine_name
, * header
;
426 #if defined (HAVE_GETUID) && defined (HAVE_GETEUID)
427 /* Set-UID programs can't safely update the cache */
428 if (getuid () != geteuid ())
432 atomic
= FcAtomicCreate (cache_file
);
436 if (!FcAtomicLock (atomic
))
438 fd
= open ((char *) FcAtomicNewFile(atomic
), O_RDWR
| O_CREAT
| O_BINARY
,
442 FcCacheWriteString (fd
, FC_GLOBAL_MAGIC_COOKIE
);
444 fd_orig
= open ((char *) FcAtomicOrigFile(atomic
), O_RDONLY
| O_BINARY
);
446 current_arch_machine_name
= FcCacheMachineSignature ();
448 current_arch_start
= 0;
450 current_arch_start
= FcCacheSkipToArch (fd_orig
,
451 current_arch_machine_name
);
453 if (current_arch_start
< 0)
455 off_t i
= lseek(fd_orig
, 0, SEEK_END
);
456 if (i
< strlen (FC_GLOBAL_MAGIC_COOKIE
)+1)
457 i
= strlen (FC_GLOBAL_MAGIC_COOKIE
)+1;
458 current_arch_start
= FcCacheNextOffset (i
);
461 if (!FcCacheCopyOld(fd
, fd_orig
, current_arch_start
))
464 current_arch_start
= lseek(fd
, 0, SEEK_CUR
);
465 #if defined (HAVE_FTRUNCATE)
466 if (ftruncate (fd
, current_arch_start
) == -1)
469 #if defined (HAVE_CHSIZE)
470 if (chsize (fd
, current_arch_start
) == -1)
477 header
= malloc (10 + strlen (current_arch_machine_name
));
481 truncate_to
= current_arch_start
+ strlen(current_arch_machine_name
) + 11;
482 for (dir
= cache
->dirs
; dir
; dir
= dir
->next
)
486 if (dir
->state
== FcGCDirDisabled
)
488 truncate_to
+= strlen(dir
->name
) + 1;
489 truncate_to
+= sizeof (FcCache
);
490 truncate_to
= FcCacheNextOffset (truncate_to
);
491 truncate_to
+= dir
->metadata
.count
;
493 for (i
= 0; i
< dir
->subdirs
->size
; i
++)
494 truncate_to
+= strlen((char *)dir
->subdirs
->strs
[i
]) + 1;
497 truncate_to
-= current_arch_start
;
499 sprintf (header
, "%8x ", (int)truncate_to
);
500 strcat (header
, current_arch_machine_name
);
501 if (!FcCacheWriteString (fd
, header
))
506 for (dir
= cache
->dirs
; dir
; dir
= dir
->next
)
512 if (!dir
->name
|| dir
->state
== FcGCDirDisabled
)
514 d
= (const char *)FcConfigNormalizeFontDir (config
, (const FcChar8
*)dir
->name
);
518 if (dir
->metadata
.count
&& !dir
->ent
)
520 if (dir
->state
== FcGCDirUpdated
|| fd_orig
< 0)
522 fprintf(stderr
, "Invalid metadata entry for %s, skipping...\n", d
);
525 /* copy the old content */
526 dir
->ent
= malloc (dir
->metadata
.count
);
529 perror("malloc error");
532 off
= FcCacheNextOffset (dir
->offset
+ sizeof(FcCache
));
533 if (lseek (fd_orig
, off
, SEEK_SET
) != off
)
539 if (read (fd_orig
, dir
->ent
, dir
->metadata
.count
)
540 != dir
->metadata
.count
)
548 FcCacheWriteString (fd
, d
);
550 for (i
= 0; i
< dir
->subdirs
->size
; i
++)
551 FcCacheWriteString (fd
, (char *)dir
->subdirs
->strs
[i
]);
552 FcCacheWriteString (fd
, "");
554 if (write (fd
, &dir
->metadata
, sizeof(FcCache
)) != sizeof(FcCache
))
556 perror ("write metadata");
560 off
= FcCacheNextOffset (lseek(fd
, 0, SEEK_CUR
));
561 if (lseek (fd
, off
, SEEK_SET
) != off
)
567 if (dir
->metadata
.count
)
569 if (write (fd
, dir
->ent
, dir
->metadata
.count
) != dir
->metadata
.count
)
571 perror ("write dirent");
578 FcCacheWriteString (fd
, "");
580 if (close (fd
) == -1)
586 if (!FcAtomicReplaceOrig (atomic
))
589 FcAtomicUnlock (atomic
);
590 FcAtomicDestroy (atomic
);
592 cache
->updated
= FcFalse
;
603 FcAtomicDeleteNew (atomic
);
605 FcAtomicUnlock (atomic
);
607 FcAtomicDestroy (atomic
);
612 * Find the next presumably-mmapable offset after the supplied file
616 FcCacheNextOffset(off_t w
)
618 static long pagesize
= -1;
620 #if defined (HAVE_SYSCONF)
621 pagesize
= sysconf(_SC_PAGESIZE
);
623 pagesize
= FC_HARDCODED_PAGESIZE
;
625 if (w
% pagesize
== 0)
628 return ((w
/ pagesize
)+1)*pagesize
;
631 /* return the address of the segment for the provided arch,
632 * or -1 if arch not found */
634 FcCacheSkipToArch (int fd
, const char * arch
)
636 char candidate_arch_machine_name_count
[MACHINE_SIGNATURE_SIZE
+ 9];
637 char * candidate_arch
;
638 off_t current_arch_start
= 0;
640 lseek (fd
, 0, SEEK_SET
);
641 FcCacheSkipString (fd
);
642 current_arch_start
= lseek (fd
, 0, SEEK_CUR
);
644 /* skip arches that are not the current arch */
649 if (lseek (fd
, current_arch_start
, SEEK_SET
) != current_arch_start
)
652 if (FcCacheReadString (fd
, candidate_arch_machine_name_count
,
653 sizeof (candidate_arch_machine_name_count
)) == 0)
655 if (!strlen(candidate_arch_machine_name_count
))
657 bs
= strtol(candidate_arch_machine_name_count
, &candidate_arch
, 16);
659 /* count = 0 should probably be distinguished from the !bs condition */
660 if (!bs
|| bs
< strlen (candidate_arch_machine_name_count
))
663 candidate_arch
++; /* skip leading space */
665 if (strcmp (candidate_arch
, arch
)==0)
666 return current_arch_start
;
667 current_arch_start
+= bs
;
668 current_arch_start
= FcCacheNextOffset (current_arch_start
);
672 /* Cuts out the segment at the file pointer (moves everything else
673 * down to cover it), and leaves the file pointer at the end of the
676 FcCacheCopyOld (int fd
, int fd_orig
, off_t start
)
678 char * buf
= malloc (8192);
679 char candidate_arch_machine_name
[MACHINE_SIGNATURE_SIZE
+ 9];
681 int c
, bytes_skipped
;
688 lseek (fd
, 0, SEEK_SET
); lseek (fd_orig
, 0, SEEK_SET
);
689 FcCacheSkipString (fd
); FcCacheSkipString (fd_orig
);
696 if ((c
= read (fd_orig
, buf
, b
)) <= 0)
698 if (write (fd
, buf
, c
) < 0)
705 lseek (fd
, start
, SEEK_SET
);
706 if (FcCacheReadString (fd
, candidate_arch_machine_name
,
707 sizeof (candidate_arch_machine_name
)) == 0)
709 if (!strlen(candidate_arch_machine_name
))
712 bs
= strtol(candidate_arch_machine_name
, 0, 16);
719 lseek (fd
, start
+bs
+bytes_skipped
, SEEK_SET
);
720 if ((c
= read (fd
, buf
, 8192)) <= 0)
722 lseek (fd
, start
+bytes_skipped
, SEEK_SET
);
723 if (write (fd
, buf
, c
) < 0)
728 lseek (fd
, start
+bytes_skipped
, SEEK_SET
);
739 /* Does not check that the cache has the appropriate arch section. */
740 /* Also, this can be fooled if the original location has a stale
741 * cache, and the hashed location has an up-to-date cache. Oh well,
742 * sucks to be you in that case! */
744 FcDirCacheValid (const FcChar8
*dir
)
746 struct stat file_stat
, dir_stat
;
749 if (stat ((char *) dir
, &dir_stat
) < 0)
752 fd
= FcDirCacheOpen (dir
);
756 if (fstat (fd
, &file_stat
) < 0)
762 * If the directory has been modified more recently than
763 * the cache file, the cache is not valid
765 if (dir_stat
.st_mtime
> file_stat
.st_mtime
)
775 /* Assumes that the cache file in 'dir' exists.
776 * Checks that the cache has the appropriate arch section. */
778 FcDirCacheHasCurrentArch (const FcChar8
*dir
)
781 off_t current_arch_start
;
782 char *current_arch_machine_name
;
784 char subdirName
[FC_MAX_FILE_LEN
+ 1 + 12 + 1];
786 fd
= FcDirCacheOpen (dir
);
790 current_arch_machine_name
= FcCacheMachineSignature();
791 current_arch_start
= FcCacheSkipToArch(fd
, current_arch_machine_name
);
793 if (current_arch_start
>= 0)
795 if (lseek (fd
, current_arch_start
, SEEK_SET
) != current_arch_start
)
798 FcCacheSkipString (fd
);
800 while (FcCacheReadString (fd
, subdirName
, sizeof (subdirName
)) && strlen (subdirName
) > 0)
803 if (read(fd
, &metadata
, sizeof(FcCache
)) != sizeof(FcCache
))
806 if (metadata
.magic
!= FC_CACHE_MAGIC
)
812 if (current_arch_start
< 0)
824 FcDirCacheUnlink (const FcChar8
*dir
, FcConfig
*config
)
827 char *cache_hashed
= 0;
829 struct stat cache_stat
;
830 char name_buf
[FC_MAX_FILE_LEN
];
832 dir
= FcConfigNormalizeFontDir (config
, dir
);
833 cache_file
= (char *)FcStrPlus (dir
, (FcChar8
*) "/" FC_DIR_CACHE_FILE
);
837 /* First remove normal cache file. */
838 if (stat ((char *) cache_file
, &cache_stat
) == 0)
839 unlink ((char *)cache_file
);
841 /* Next remove any applicable hashed files. */
842 fd
= -1; collisions
= 0;
846 FcStrFree ((FcChar8
*)cache_hashed
);
848 cache_hashed
= FcDirCacheHashName (cache_file
, collisions
++);
854 fd
= open(cache_hashed
, O_RDONLY
| O_BINARY
);
857 FcStrFree ((FcChar8
*)cache_hashed
);
858 FcStrFree ((FcChar8
*)cache_file
);
862 if (!FcCacheReadString (fd
, name_buf
, sizeof (name_buf
)) || !strlen(name_buf
))
864 FcStrFree ((FcChar8
*)cache_hashed
);
867 } while (strcmp (name_buf
, cache_file
) != 0);
871 if (stat ((char *) cache_hashed
, &cache_stat
) == 0 &&
872 unlink ((char *)cache_hashed
) != 0)
874 FcStrFree ((FcChar8
*)cache_hashed
);
878 FcStrFree ((FcChar8
*)cache_file
);
879 FcStrFree ((FcChar8
*)cache_hashed
);
883 FcStrFree ((FcChar8
*)cache_file
);
888 FcCacheReadDirs (FcConfig
* config
, FcGlobalCache
* cache
,
889 FcStrList
*list
, FcFontSet
* set
, FcStrSet
*processed_dirs
)
899 * Read in the results from 'list'.
901 while ((dir
= FcStrListNext (list
)))
903 if (!FcConfigAcceptFilename (config
, dir
))
906 /* Skip this directory if already updated
907 * to avoid the looped directories via symlinks
908 * Clearly a dir not in fonts.conf shouldn't be globally cached.
910 dir
= (FcChar8
*)FcConfigNormalizeFontDir (config
, dir
);
914 if (FcStrSetMember (processed_dirs
, dir
))
916 if (!FcStrSetAdd (processed_dirs
, dir
))
919 subdirs
= FcStrSetCreate ();
922 fprintf (stderr
, "Can't create directory set\n");
927 if (access ((char *) dir
, X_OK
) < 0)
935 fprintf (stderr
, "\"%s\": ", dir
);
939 FcStrSetDestroy (subdirs
);
942 if (stat ((char *) dir
, &statb
) == -1)
944 fprintf (stderr
, "\"%s\": ", dir
);
946 FcStrSetDestroy (subdirs
);
950 if (!S_ISDIR (statb
.st_mode
))
952 fprintf (stderr
, "\"%s\": not a directory, skipping\n", dir
);
953 FcStrSetDestroy (subdirs
);
956 if (FcDirCacheValid (dir
) &&
957 FcDirCacheHasCurrentArch (dir
) &&
958 FcDirCacheRead (set
, subdirs
, dir
, config
))
960 /* if an old entry is found in the global cache, disable it */
961 if ((d
= FcGlobalCacheDirFind (cache
, (const char *)dir
)) != NULL
)
963 d
->state
= FcGCDirDisabled
;
964 /* save the updated config later without this entry */
965 cache
->updated
= FcTrue
;
970 if (FcDebug () & FC_DBG_FONTSET
)
971 printf ("cache scan dir %s\n", dir
);
973 FcDirScanConfig (set
, subdirs
, cache
,
974 config
->blanks
, dir
, FcFalse
, config
);
976 sublist
= FcStrListCreate (subdirs
);
977 FcStrSetDestroy (subdirs
);
980 fprintf (stderr
, "Can't create subdir list in \"%s\"\n", dir
);
984 ret
+= FcCacheReadDirs (config
, cache
, sublist
, set
, processed_dirs
);
986 FcStrListDone (list
);
991 FcCacheRead (FcConfig
*config
, FcGlobalCache
* cache
)
993 FcFontSet
*s
= FcFontSetCreate();
994 FcStrSet
*processed_dirs
;
999 processed_dirs
= FcStrSetCreate();
1000 if (!processed_dirs
)
1003 if (FcCacheReadDirs (config
, cache
, FcConfigGetConfigDirs (config
), s
, processed_dirs
))
1006 FcStrSetDestroy (processed_dirs
);
1010 FcStrSetDestroy (processed_dirs
);
1012 FcFontSetDestroy (s
);
1016 static const char bin2hex
[] = { '0', '1', '2', '3',
1019 'c', 'd', 'e', 'f' };
1022 FcDirCacheHashName (char * cache_file
, int collisions
)
1024 unsigned char hash
[16], hex_hash
[33];
1026 unsigned char uscore
= '_';
1029 struct MD5Context ctx
;
1032 MD5Update (&ctx
, (unsigned char *)cache_file
, strlen (cache_file
));
1034 for (i
= 0; i
< collisions
; i
++)
1035 MD5Update (&ctx
, &uscore
, 1);
1037 MD5Final (hash
, &ctx
);
1039 for (cnt
= 0; cnt
< 16; ++cnt
)
1041 hex_hash
[2*cnt
] = bin2hex
[hash
[cnt
] >> 4];
1042 hex_hash
[2*cnt
+1] = bin2hex
[hash
[cnt
] & 0xf];
1046 tmp
= FcStrPlus ((FcChar8
*)hex_hash
, (FcChar8
*)FC_CACHE_SUFFIX
);
1050 cache_hashed
= (char *)FcStrPlus ((FcChar8
*)PKGCACHEDIR
"/", tmp
);
1053 return cache_hashed
;
1056 /* Opens the hashed name for cache_file.
1057 * This would fail in the unlikely event of a collision and subsequent
1058 * removal of the file which originally caused the collision. */
1060 FcDirCacheOpen (const FcChar8
*dir
)
1063 int fd
= -1, collisions
= 0;
1064 char *cache_file
, *cache_hashed
;
1065 char name_buf
[FC_MAX_FILE_LEN
];
1066 struct stat dir_stat
;
1068 if (stat ((char *)dir
, &dir_stat
) == -1)
1071 cache_file
= (char *)FcStrPlus (dir
, (FcChar8
*) "/" FC_DIR_CACHE_FILE
);
1079 FcChar8
*name_buf_dir
;
1084 cache_hashed
= FcDirCacheHashName (cache_file
, collisions
++);
1087 FcStrFree ((FcChar8
*)cache_file
);
1091 fd
= open(cache_hashed
, O_RDONLY
| O_BINARY
);
1092 FcStrFree ((FcChar8
*)cache_hashed
);
1096 if (!FcCacheReadString (fd
, name_buf
, sizeof (name_buf
)) ||
1100 name_buf_dir
= FcStrDirname ((FcChar8
*)name_buf
);
1101 if (stat ((char *)name_buf_dir
, &c
) == -1)
1103 FcStrFree (name_buf_dir
);
1106 FcStrFree (name_buf_dir
);
1107 found
= (c
.st_ino
== dir_stat
.st_ino
) && (c
.st_dev
== dir_stat
.st_dev
);
1110 if (!found
|| fd
< 0)
1114 fd
= open(cache_file
, O_RDONLY
| O_BINARY
);
1117 FcStrFree ((FcChar8
*)cache_file
);
1121 /* read serialized state from the cache file */
1123 FcDirCacheRead (FcFontSet
* set
, FcStrSet
* dirs
, const FcChar8
*dir
, FcConfig
*config
)
1126 char *current_arch_machine_name
;
1127 char candidate_arch_machine_name
[9+MACHINE_SIGNATURE_SIZE
];
1128 off_t current_arch_start
= 0;
1129 char subdirName
[FC_MAX_FILE_LEN
+ 1 + 12 + 1];
1131 fd
= FcDirCacheOpen (dir
);
1135 current_arch_machine_name
= FcCacheMachineSignature();
1136 current_arch_start
= FcCacheSkipToArch(fd
,
1137 current_arch_machine_name
);
1138 if (current_arch_start
< 0)
1141 lseek (fd
, current_arch_start
, SEEK_SET
);
1142 if (FcCacheReadString (fd
, candidate_arch_machine_name
,
1143 sizeof (candidate_arch_machine_name
)) == 0)
1146 while (FcCacheReadString (fd
, subdirName
, sizeof (subdirName
)) && strlen (subdirName
) > 0)
1147 FcStrSetAdd (dirs
, (FcChar8
*)subdirName
);
1149 if (!FcDirCacheConsume (fd
, (const char *)dir
, set
, config
))
1162 FcDirCacheConsume (int fd
, const char * dir
, FcFontSet
*set
, FcConfig
*config
)
1165 void * current_dir_block
;
1168 if (read(fd
, &metadata
, sizeof(FcCache
)) != sizeof(FcCache
))
1170 if (metadata
.magic
!= FC_CACHE_MAGIC
)
1173 if (!metadata
.count
)
1175 pos
= FcCacheNextOffset (lseek(fd
, 0, SEEK_CUR
));
1176 lseek (fd
, pos
, SEEK_SET
);
1178 FcConfigAddFontDir (config
, (FcChar8
*)dir
);
1182 pos
= FcCacheNextOffset (lseek(fd
, 0, SEEK_CUR
));
1183 #if defined(HAVE_MMAP) || defined(__CYGWIN__)
1184 current_dir_block
= mmap (0, metadata
.count
,
1185 PROT_READ
, MAP_SHARED
, fd
, pos
);
1186 if (current_dir_block
== MAP_FAILED
)
1189 current_dir_block
= malloc (metadata
.count
);
1190 if (!current_dir_block
)
1193 /* could also use CreateMappedViewOfFile under MinGW... */
1194 if (read (fd
, current_dir_block
, metadata
.count
) != metadata
.count
)
1197 lseek (fd
, pos
+metadata
.count
, SEEK_SET
);
1199 FcCacheAddBankDir (metadata
.bank
, dir
);
1201 FcConfigAddFontDir (config
, (FcChar8
*)dir
);
1203 if (!FcFontSetUnserialize (&metadata
, set
, current_dir_block
))
1208 #if !(defined(HAVE_MMAP) || defined(__CYGWIN__))
1209 free (current_dir_block
);
1215 FcDirCacheProduce (FcFontSet
*set
, FcCache
*metadata
)
1217 void * current_dir_block
, * final_dir_block
;
1218 static unsigned int rand_state
= 0;
1219 int bank
, needed_bytes_no_align
;
1221 #if defined (HAVE_RAND_R)
1223 rand_state
= time(0L);
1224 bank
= rand_r(&rand_state
);
1226 while (FcCacheHaveBank(bank
))
1227 bank
= rand_r(&rand_state
);
1236 while (FcCacheHaveBank(bank
))
1240 memset (metadata
, 0, sizeof(FcCache
));
1242 needed_bytes_no_align
= FcFontSetNeededBytes (set
);
1243 metadata
->count
= needed_bytes_no_align
+
1244 FcFontSetNeededBytesAlign ();
1245 metadata
->magic
= FC_CACHE_MAGIC
;
1246 metadata
->bank
= bank
;
1248 if (!needed_bytes_no_align
) /* not a failure, no fonts to write */
1250 /* no, you don't really need to write any bytes at all. */
1251 metadata
->count
= 0;
1255 current_dir_block
= malloc (metadata
->count
);
1256 if (!current_dir_block
)
1258 /* shut up valgrind */
1259 memset (current_dir_block
, 0, metadata
->count
);
1260 final_dir_block
= FcFontSetDistributeBytes (metadata
, current_dir_block
);
1262 if ((void *)((char *)current_dir_block
+metadata
->count
) < final_dir_block
)
1265 if (!FcFontSetSerialize (bank
, set
))
1268 return current_dir_block
;
1271 free (current_dir_block
);
1275 /* write serialized state to the cache file */
1277 FcDirCacheWrite (FcFontSet
*set
, FcStrSet
*dirs
, const FcChar8
*dir
)
1281 int fd
, fd_orig
, i
, dirs_count
;
1284 off_t current_arch_start
= 0, truncate_to
;
1285 char name_buf
[FC_MAX_FILE_LEN
];
1288 char *current_arch_machine_name
, * header
;
1289 void *current_dir_block
= 0;
1291 dir
= FcConfigNormalizeFontDir (FcConfigGetCurrent(), dir
);
1295 cache_file
= (char *)FcStrPlus (dir
, (FcChar8
*) "/" FC_DIR_CACHE_FILE
);
1299 /* Ensure that we're not trampling a cache for some other dir. */
1300 /* This is slightly different from FcDirCacheOpen, since it
1301 * needs the filename, not the file descriptor. */
1302 fd
= -1; collisions
= 0;
1305 cache_hashed
= FcDirCacheHashName (cache_file
, collisions
++);
1311 fd
= open(cache_hashed
, O_RDONLY
| O_BINARY
);
1314 if(!FcCacheReadString (fd
, name_buf
, sizeof (name_buf
)) || !strlen(name_buf
))
1317 FcStrFree ((FcChar8
*)cache_hashed
);
1322 if (strcmp (name_buf
, cache_file
) != 0)
1324 FcStrFree ((FcChar8
*)cache_hashed
);
1331 current_dir_block
= FcDirCacheProduce (set
, &metadata
);
1333 if (metadata
.count
&& !current_dir_block
)
1336 if (FcDebug () & FC_DBG_CACHE
)
1337 printf ("FcDirCacheWriteDir cache_file \"%s\"\n", cache_file
);
1339 atomic
= FcAtomicCreate ((FcChar8
*)cache_hashed
);
1343 if (!FcAtomicLock (atomic
))
1345 /* Now try rewriting the original version of the file. */
1346 FcAtomicDestroy (atomic
);
1348 atomic
= FcAtomicCreate ((FcChar8
*)cache_file
);
1349 fd_orig
= open (cache_file
, O_RDONLY
| O_BINARY
);
1351 fd_orig
= open((char *)FcAtomicOrigFile (atomic
), O_RDONLY
| O_BINARY
);
1353 fd
= open((char *)FcAtomicNewFile (atomic
), O_RDWR
| O_CREAT
| O_BINARY
, 0666);
1358 /* In all cases, try opening the real location of the cache file first. */
1359 /* (even if that's not atomic.) */
1360 fd_orig
= open (cache_file
, O_RDONLY
| O_BINARY
);
1362 fd_orig
= open((char *)FcAtomicOrigFile (atomic
), O_RDONLY
| O_BINARY
);
1364 fd
= open((char *)FcAtomicNewFile (atomic
), O_RDWR
| O_CREAT
| O_BINARY
, 0666);
1368 FcCacheWriteString (fd
, cache_file
);
1370 current_arch_machine_name
= FcCacheMachineSignature ();
1371 current_arch_start
= 0;
1374 current_arch_start
=
1375 FcCacheSkipToArch(fd_orig
, current_arch_machine_name
);
1377 if (current_arch_start
< 0)
1379 off_t offset
= lseek(fd_orig
, 0, SEEK_END
);
1380 current_arch_start
= FcCacheNextOffset (offset
);
1383 if (fd_orig
!= -1 && !FcCacheCopyOld(fd
, fd_orig
, current_arch_start
))
1389 current_arch_start
= lseek(fd
, 0, SEEK_CUR
);
1390 #if defined (HAVE_FTRUNCATE)
1391 if (ftruncate (fd
, current_arch_start
) == -1)
1394 #if defined (HAVE_CHSIZE)
1395 if (chsize (fd
, current_arch_start
) == -1)
1402 /* allocate space for subdir names in this block */
1404 for (i
= 0; i
< dirs
->size
; i
++)
1405 dirs_count
+= strlen((char *)dirs
->strs
[i
]) + 1;
1408 /* now write the address of the next offset */
1409 truncate_to
= FcCacheNextOffset (FcCacheNextOffset (current_arch_start
+ sizeof (FcCache
) + dirs_count
) + metadata
.count
) - current_arch_start
;
1410 header
= malloc (10 + strlen (current_arch_machine_name
));
1413 sprintf (header
, "%8x ", (int)truncate_to
);
1414 strcat (header
, current_arch_machine_name
);
1415 if (!FcCacheWriteString (fd
, header
))
1418 for (i
= 0; i
< dirs
->size
; i
++)
1419 FcCacheWriteString (fd
, (char *)dirs
->strs
[i
]);
1420 FcCacheWriteString (fd
, "");
1422 if (write (fd
, &metadata
, sizeof(FcCache
)) != sizeof(FcCache
))
1424 perror("write metadata");
1429 off_t off
= FcCacheNextOffset (lseek(fd
, 0, SEEK_END
));
1430 if (lseek (fd
, off
, SEEK_SET
) != off
)
1432 else if (write (fd
, current_dir_block
, metadata
.count
) !=
1434 perror("write current_dir_block");
1435 free (current_dir_block
);
1436 current_dir_block
= 0;
1439 /* this actually serves to pad out the cache file, if needed */
1440 #if defined (HAVE_FTRUNCATE)
1441 if (ftruncate (fd
, current_arch_start
+ truncate_to
) == -1)
1444 #if defined (HAVE_CHSIZE)
1445 if (chsize (fd
, current_arch_start
+ truncate_to
) == -1)
1454 if (!FcAtomicReplaceOrig(atomic
))
1456 FcStrFree ((FcChar8
*)cache_hashed
);
1457 FcStrFree ((FcChar8
*)cache_file
);
1458 FcAtomicUnlock (atomic
);
1459 FcAtomicDestroy (atomic
);
1467 FcAtomicUnlock (atomic
);
1469 FcAtomicDestroy (atomic
);
1471 FcStrFree ((FcChar8
*)cache_hashed
);
1473 unlink ((char *)cache_file
);
1474 FcStrFree ((FcChar8
*)cache_file
);
1475 if (current_dir_block
)
1476 free (current_dir_block
);
1482 FcCacheMachineSignature ()
1484 static char buf
[MACHINE_SIGNATURE_SIZE
];
1485 int32_t magic
= ENDIAN_TEST
;
1486 char * m
= (char *)&magic
;
1488 sprintf (buf
, "%2x%2x%2x%2x "
1489 "%4x %4x %4x %4x %4x %4x %4x %4x %4x %4x %4x %4x "
1490 "%4x %4x %4x %4x %4x %4x %4x %4x\n",
1491 m
[0], m
[1], m
[2], m
[3],
1492 (unsigned int)sizeof (char),
1493 (unsigned int)sizeof (char *),
1494 (unsigned int)sizeof (int),
1495 (unsigned int)sizeof (FcPattern
),
1496 (unsigned int)sizeof (FcPatternEltPtr
),
1497 (unsigned int)sizeof (struct _FcPatternElt
*),
1498 (unsigned int)sizeof (FcPatternElt
),
1499 (unsigned int)sizeof (FcObjectPtr
),
1500 (unsigned int)sizeof (FcValueListPtr
),
1501 (unsigned int)sizeof (FcValue
),
1502 (unsigned int)sizeof (FcValueBinding
),
1503 (unsigned int)sizeof (struct _FcValueList
*),
1504 (unsigned int)sizeof (FcCharSet
),
1505 (unsigned int)sizeof (FcCharLeaf
**),
1506 (unsigned int)sizeof (FcChar16
*),
1507 (unsigned int)sizeof (FcChar16
),
1508 (unsigned int)sizeof (FcCharLeaf
),
1509 (unsigned int)sizeof (FcChar32
),
1510 (unsigned int)sizeof (FcCache
),
1511 #if defined (HAVE_SYSCONF)
1512 (unsigned int)sysconf(_SC_PAGESIZE
));
1514 (unsigned int)FC_HARDCODED_PAGESIZE
);
1520 static int banks_ptr
= 0, banks_alloc
= 0;
1521 int * _fcBankId
= 0, * _fcBankIdx
= 0;
1522 static const char ** bankDirs
= 0;
1525 FcCacheHaveBank (int bank
)
1529 if (bank
< FC_BANK_FIRST
)
1532 for (i
= 0; i
< banks_ptr
; i
++)
1533 if (_fcBankId
[i
] == bank
)
1540 FcCacheBankToIndexMTF (int bank
)
1544 for (i
= 0; i
< banks_ptr
; i
++)
1545 if (_fcBankId
[_fcBankIdx
[i
]] == bank
)
1547 int t
= _fcBankIdx
[i
];
1549 for (j
= i
; j
> 0; j
--)
1550 _fcBankIdx
[j
] = _fcBankIdx
[j
-1];
1555 if (banks_ptr
>= banks_alloc
)
1560 b
= realloc (_fcBankId
, (banks_alloc
+ 4) * sizeof(int));
1565 bidx
= realloc (_fcBankIdx
, (banks_alloc
+ 4) * sizeof(int));
1570 bds
= realloc (bankDirs
, (banks_alloc
+ 4) * sizeof (char *));
1579 _fcBankId
[i
] = bank
;
1585 FcCacheAddBankDir (int bank
, const char * dir
)
1587 int bi
= FcCacheBankToIndexMTF (bank
);
1592 bankDirs
[bi
] = (const char *)FcStrCopy ((FcChar8
*)dir
);
1596 FcCacheFindBankDir (int bank
)
1598 int bi
= FcCacheBankToIndex (bank
);
1599 return bankDirs
[bi
];
1603 * This code implements the MD5 message-digest algorithm.
1604 * The algorithm is due to Ron Rivest. This code was
1605 * written by Colin Plumb in 1993, no copyright is claimed.
1606 * This code is in the public domain; do with it what you wish.
1608 * Equivalent code is available from RSA Data Security, Inc.
1609 * This code has been tested against that, and is equivalent,
1610 * except that you don't need to include two pages of legalese
1613 * To compute the message digest of a chunk of bytes, declare an
1614 * MD5Context structure, pass it to MD5Init, call MD5Update as
1615 * needed on buffers full of bytes, and then call MD5Final, which
1616 * will fill a supplied 16-byte array with the digest.
1620 #define byteReverse(buf, len) /* Nothing */
1623 * Note: this code is harmless on little-endian machines.
1625 void byteReverse(unsigned char *buf
, unsigned longs
)
1629 t
= (FcChar32
) ((unsigned) buf
[3] << 8 | buf
[2]) << 16 |
1630 ((unsigned) buf
[1] << 8 | buf
[0]);
1631 *(FcChar32
*) buf
= t
;
1638 * Start MD5 accumulation. Set bit count to 0 and buffer to mysterious
1639 * initialization constants.
1641 static void MD5Init(struct MD5Context
*ctx
)
1643 ctx
->buf
[0] = 0x67452301;
1644 ctx
->buf
[1] = 0xefcdab89;
1645 ctx
->buf
[2] = 0x98badcfe;
1646 ctx
->buf
[3] = 0x10325476;
1653 * Update context to reflect the concatenation of another buffer full
1656 static void MD5Update(struct MD5Context
*ctx
, unsigned char *buf
, unsigned len
)
1660 /* Update bitcount */
1663 if ((ctx
->bits
[0] = t
+ ((FcChar32
) len
<< 3)) < t
)
1664 ctx
->bits
[1]++; /* Carry from low to high */
1665 ctx
->bits
[1] += len
>> 29;
1667 t
= (t
>> 3) & 0x3f; /* Bytes already in shsInfo->data */
1669 /* Handle any leading odd-sized chunks */
1672 unsigned char *p
= (unsigned char *) ctx
->in
+ t
;
1676 memcpy(p
, buf
, len
);
1680 byteReverse(ctx
->in
, 16);
1681 MD5Transform(ctx
->buf
, (FcChar32
*) ctx
->in
);
1685 /* Process data in 64-byte chunks */
1688 memcpy(ctx
->in
, buf
, 64);
1689 byteReverse(ctx
->in
, 16);
1690 MD5Transform(ctx
->buf
, (FcChar32
*) ctx
->in
);
1695 /* Handle any remaining bytes of data. */
1697 memcpy(ctx
->in
, buf
, len
);
1701 * Final wrapup - pad to 64-byte boundary with the bit pattern
1702 * 1 0* (64-bit count of bits processed, MSB-first)
1704 static void MD5Final(unsigned char digest
[16], struct MD5Context
*ctx
)
1709 /* Compute number of bytes mod 64 */
1710 count
= (ctx
->bits
[0] >> 3) & 0x3F;
1712 /* Set the first char of padding to 0x80. This is safe since there is
1713 always at least one byte free */
1714 p
= ctx
->in
+ count
;
1717 /* Bytes of padding needed to make 64 bytes */
1718 count
= 64 - 1 - count
;
1720 /* Pad out to 56 mod 64 */
1722 /* Two lots of padding: Pad the first block to 64 bytes */
1723 memset(p
, 0, count
);
1724 byteReverse(ctx
->in
, 16);
1725 MD5Transform(ctx
->buf
, (FcChar32
*) ctx
->in
);
1727 /* Now fill the next block with 56 bytes */
1728 memset(ctx
->in
, 0, 56);
1730 /* Pad block to 56 bytes */
1731 memset(p
, 0, count
- 8);
1733 byteReverse(ctx
->in
, 14);
1735 /* Append length in bits and transform */
1736 ((FcChar32
*) ctx
->in
)[14] = ctx
->bits
[0];
1737 ((FcChar32
*) ctx
->in
)[15] = ctx
->bits
[1];
1739 MD5Transform(ctx
->buf
, (FcChar32
*) ctx
->in
);
1740 byteReverse((unsigned char *) ctx
->buf
, 4);
1741 memcpy(digest
, ctx
->buf
, 16);
1742 memset(ctx
, 0, sizeof(ctx
)); /* In case it's sensitive */
1746 /* The four core functions - F1 is optimized somewhat */
1748 /* #define F1(x, y, z) (x & y | ~x & z) */
1749 #define F1(x, y, z) (z ^ (x & (y ^ z)))
1750 #define F2(x, y, z) F1(z, x, y)
1751 #define F3(x, y, z) (x ^ y ^ z)
1752 #define F4(x, y, z) (y ^ (x | ~z))
1754 /* This is the central step in the MD5 algorithm. */
1755 #define MD5STEP(f, w, x, y, z, data, s) \
1756 ( w += f(x, y, z) + data, w = w<<s | w>>(32-s), w += x )
1759 * The core of the MD5 algorithm, this alters an existing MD5 hash to
1760 * reflect the addition of 16 longwords of new data. MD5Update blocks
1761 * the data and converts bytes into longwords for this routine.
1763 static void MD5Transform(FcChar32 buf
[4], FcChar32 in
[16])
1765 register FcChar32 a
, b
, c
, d
;
1772 MD5STEP(F1
, a
, b
, c
, d
, in
[0] + 0xd76aa478, 7);
1773 MD5STEP(F1
, d
, a
, b
, c
, in
[1] + 0xe8c7b756, 12);
1774 MD5STEP(F1
, c
, d
, a
, b
, in
[2] + 0x242070db, 17);
1775 MD5STEP(F1
, b
, c
, d
, a
, in
[3] + 0xc1bdceee, 22);
1776 MD5STEP(F1
, a
, b
, c
, d
, in
[4] + 0xf57c0faf, 7);
1777 MD5STEP(F1
, d
, a
, b
, c
, in
[5] + 0x4787c62a, 12);
1778 MD5STEP(F1
, c
, d
, a
, b
, in
[6] + 0xa8304613, 17);
1779 MD5STEP(F1
, b
, c
, d
, a
, in
[7] + 0xfd469501, 22);
1780 MD5STEP(F1
, a
, b
, c
, d
, in
[8] + 0x698098d8, 7);
1781 MD5STEP(F1
, d
, a
, b
, c
, in
[9] + 0x8b44f7af, 12);
1782 MD5STEP(F1
, c
, d
, a
, b
, in
[10] + 0xffff5bb1, 17);
1783 MD5STEP(F1
, b
, c
, d
, a
, in
[11] + 0x895cd7be, 22);
1784 MD5STEP(F1
, a
, b
, c
, d
, in
[12] + 0x6b901122, 7);
1785 MD5STEP(F1
, d
, a
, b
, c
, in
[13] + 0xfd987193, 12);
1786 MD5STEP(F1
, c
, d
, a
, b
, in
[14] + 0xa679438e, 17);
1787 MD5STEP(F1
, b
, c
, d
, a
, in
[15] + 0x49b40821, 22);
1789 MD5STEP(F2
, a
, b
, c
, d
, in
[1] + 0xf61e2562, 5);
1790 MD5STEP(F2
, d
, a
, b
, c
, in
[6] + 0xc040b340, 9);
1791 MD5STEP(F2
, c
, d
, a
, b
, in
[11] + 0x265e5a51, 14);
1792 MD5STEP(F2
, b
, c
, d
, a
, in
[0] + 0xe9b6c7aa, 20);
1793 MD5STEP(F2
, a
, b
, c
, d
, in
[5] + 0xd62f105d, 5);
1794 MD5STEP(F2
, d
, a
, b
, c
, in
[10] + 0x02441453, 9);
1795 MD5STEP(F2
, c
, d
, a
, b
, in
[15] + 0xd8a1e681, 14);
1796 MD5STEP(F2
, b
, c
, d
, a
, in
[4] + 0xe7d3fbc8, 20);
1797 MD5STEP(F2
, a
, b
, c
, d
, in
[9] + 0x21e1cde6, 5);
1798 MD5STEP(F2
, d
, a
, b
, c
, in
[14] + 0xc33707d6, 9);
1799 MD5STEP(F2
, c
, d
, a
, b
, in
[3] + 0xf4d50d87, 14);
1800 MD5STEP(F2
, b
, c
, d
, a
, in
[8] + 0x455a14ed, 20);
1801 MD5STEP(F2
, a
, b
, c
, d
, in
[13] + 0xa9e3e905, 5);
1802 MD5STEP(F2
, d
, a
, b
, c
, in
[2] + 0xfcefa3f8, 9);
1803 MD5STEP(F2
, c
, d
, a
, b
, in
[7] + 0x676f02d9, 14);
1804 MD5STEP(F2
, b
, c
, d
, a
, in
[12] + 0x8d2a4c8a, 20);
1806 MD5STEP(F3
, a
, b
, c
, d
, in
[5] + 0xfffa3942, 4);
1807 MD5STEP(F3
, d
, a
, b
, c
, in
[8] + 0x8771f681, 11);
1808 MD5STEP(F3
, c
, d
, a
, b
, in
[11] + 0x6d9d6122, 16);
1809 MD5STEP(F3
, b
, c
, d
, a
, in
[14] + 0xfde5380c, 23);
1810 MD5STEP(F3
, a
, b
, c
, d
, in
[1] + 0xa4beea44, 4);
1811 MD5STEP(F3
, d
, a
, b
, c
, in
[4] + 0x4bdecfa9, 11);
1812 MD5STEP(F3
, c
, d
, a
, b
, in
[7] + 0xf6bb4b60, 16);
1813 MD5STEP(F3
, b
, c
, d
, a
, in
[10] + 0xbebfbc70, 23);
1814 MD5STEP(F3
, a
, b
, c
, d
, in
[13] + 0x289b7ec6, 4);
1815 MD5STEP(F3
, d
, a
, b
, c
, in
[0] + 0xeaa127fa, 11);
1816 MD5STEP(F3
, c
, d
, a
, b
, in
[3] + 0xd4ef3085, 16);
1817 MD5STEP(F3
, b
, c
, d
, a
, in
[6] + 0x04881d05, 23);
1818 MD5STEP(F3
, a
, b
, c
, d
, in
[9] + 0xd9d4d039, 4);
1819 MD5STEP(F3
, d
, a
, b
, c
, in
[12] + 0xe6db99e5, 11);
1820 MD5STEP(F3
, c
, d
, a
, b
, in
[15] + 0x1fa27cf8, 16);
1821 MD5STEP(F3
, b
, c
, d
, a
, in
[2] + 0xc4ac5665, 23);
1823 MD5STEP(F4
, a
, b
, c
, d
, in
[0] + 0xf4292244, 6);
1824 MD5STEP(F4
, d
, a
, b
, c
, in
[7] + 0x432aff97, 10);
1825 MD5STEP(F4
, c
, d
, a
, b
, in
[14] + 0xab9423a7, 15);
1826 MD5STEP(F4
, b
, c
, d
, a
, in
[5] + 0xfc93a039, 21);
1827 MD5STEP(F4
, a
, b
, c
, d
, in
[12] + 0x655b59c3, 6);
1828 MD5STEP(F4
, d
, a
, b
, c
, in
[3] + 0x8f0ccc92, 10);
1829 MD5STEP(F4
, c
, d
, a
, b
, in
[10] + 0xffeff47d, 15);
1830 MD5STEP(F4
, b
, c
, d
, a
, in
[1] + 0x85845dd1, 21);
1831 MD5STEP(F4
, a
, b
, c
, d
, in
[8] + 0x6fa87e4f, 6);
1832 MD5STEP(F4
, d
, a
, b
, c
, in
[15] + 0xfe2ce6e0, 10);
1833 MD5STEP(F4
, c
, d
, a
, b
, in
[6] + 0xa3014314, 15);
1834 MD5STEP(F4
, b
, c
, d
, a
, in
[13] + 0x4e0811a1, 21);
1835 MD5STEP(F4
, a
, b
, c
, d
, in
[4] + 0xf7537e82, 6);
1836 MD5STEP(F4
, d
, a
, b
, c
, in
[11] + 0xbd3af235, 10);
1837 MD5STEP(F4
, c
, d
, a
, b
, in
[2] + 0x2ad7d2bb, 15);
1838 MD5STEP(F4
, b
, c
, d
, a
, in
[9] + 0xeb86d391, 21);