2 * Copyright (c) 1990,1993 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
8 #endif /* HAVE_CONFIG_H */
16 #else /* STDC_HEADERS */
20 #endif /* HAVE_STRCHR */
21 char *strchr (), *strrchr ();
24 #define memcpy(d,s,n) bcopy ((s), (d), (n))
25 #define memmove(d,s,n) bcopy ((s), (d), (n))
26 #endif /* ! HAVE_MEMCPY */
27 #endif /* STDC_HEADERS */
31 #include <sys/param.h>
33 #include <atalk/adouble.h>
34 #include <atalk/vfs.h>
35 #include <atalk/logger.h>
36 #include <atalk/afp.h>
37 #include <atalk/util.h>
38 #include <atalk/cnid.h>
39 #include <atalk/unix.h>
40 #include <atalk/globals.h>
41 #include <atalk/fce_api.h>
43 #include "directory.h"
52 /* the format for the finderinfo fields (from IM: Toolbox Essentials):
53 * field bytes subfield bytes
56 * ioFlFndrInfo 16 -> type 4 type field
57 * creator 4 creator field
58 * flags 2 finder flags:
60 * location 4 location in window
61 * folder 2 window that contains file
63 * ioFlXFndrInfo 16 -> iconID 2 icon id
65 * script 1 script system
67 * commentID 2 comment id
68 * putawayID 4 home directory id
71 const u_char ufinderi[ADEDLEN_FINDERI] = {
72 0, 0, 0, 0, 0, 0, 0, 0,
73 1, 0, 0, 0, 0, 0, 0, 0,
74 0, 0, 0, 0, 0, 0, 0, 0,
75 0, 0, 0, 0, 0, 0, 0, 0
78 static const u_char old_ufinderi[] = {
79 'T', 'E', 'X', 'T', 'U', 'N', 'I', 'X'
82 /* ----------------------
84 static int default_type(void *finder)
86 if (!memcmp(finder, ufinderi, 8) || !memcmp(finder, old_ufinderi, 8))
91 /* FIXME path : unix or mac name ? (for now it's unix name ) */
92 void *get_finderinfo(const struct vol *vol, const char *upath, struct adouble *adp, void *data, int islink)
95 void *ad_finder = NULL;
99 ad_finder = ad_entry(adp, ADEID_FINDERI);
102 memcpy(data, ad_finder, ADEDLEN_FINDERI);
104 if (default_type(ad_finder))
108 memcpy(data, ufinderi, ADEDLEN_FINDERI);
110 if (vol_inv_dots(vol) && *upath == '.') { /* make it invisible */
113 ashort = htons(FINDERINFO_INVISIBLE);
114 memcpy((char *)data + FINDERINFO_FRFLAGOFF, &ashort, sizeof(ashort));
120 memcpy(&linkflag, (char *)data + FINDERINFO_FRFLAGOFF, 2);
121 linkflag |= htons(FINDERINFO_ISALIAS);
122 memcpy((char *)data + FINDERINFO_FRFLAGOFF, &linkflag, 2);
123 memcpy((char *)data + FINDERINFO_FRTYPEOFF,"slnk",4);
124 memcpy((char *)data + FINDERINFO_FRCREATOFF,"rhap",4);
128 /** Only enter if no appledouble information and no finder information found. */
129 if (chk_ext && (em = getextmap( upath ))) {
130 memcpy(data, em->em_type, sizeof( em->em_type ));
131 memcpy((char *)data + 4, em->em_creator, sizeof(em->em_creator));
136 /* ---------------------
138 char *set_name(const struct vol *vol, char *data, cnid_t pid, char *name, cnid_t id, u_int32_t utf8)
143 aint = strlen( name );
147 if (utf8_encoding()) {
148 /* but name is an utf8 mac name */
151 /* global static variable... */
153 if (!(u = mtoupath(vol, name, pid, 1)) || !(m = utompath(vol, u, id, 0))) {
162 if (aint > MACFILELEN)
169 if (aint > UTF8FILELEN_EARLY) /* FIXME safeguard, anyway if no ascii char it's game over*/
170 aint = UTF8FILELEN_EARLY;
172 utf8 = vol->v_kTextEncoding;
173 memcpy(data, &utf8, sizeof(utf8));
174 data += sizeof(utf8);
177 memcpy(data, &temp, sizeof(temp));
178 data += sizeof(temp);
181 memcpy( data, src, aint );
191 * FIXME: PDINFO is UTF8 and doesn't need adp
193 #define PARAM_NEED_ADP(b) ((b) & ((1 << FILPBIT_ATTR) |\
194 (1 << FILPBIT_CDATE) |\
195 (1 << FILPBIT_MDATE) |\
196 (1 << FILPBIT_BDATE) |\
197 (1 << FILPBIT_FINFO) |\
198 (1 << FILPBIT_RFLEN) |\
199 (1 << FILPBIT_EXTRFLEN) |\
200 (1 << FILPBIT_PDINFO) |\
201 (1 << FILPBIT_FNUM) |\
202 (1 << FILPBIT_UNIXPR)))
205 * @brief Get CNID for did/upath args both from database and adouble file
207 * 1. Get the objects CNID as stored in its adouble file
208 * 2. Get the objects CNID from the database
209 * 3. If there's a problem with a "dbd" database, fallback to "tdb" in memory
210 * 4. In case 2 and 3 differ, store 3 in the adouble file
212 * @param vol (rw) volume
213 * @param adp (rw) adouble struct of object upath, might be NULL
214 * @param st (r) stat of upath, must NOT be NULL
215 * @param did (r) parent CNID of upath
216 * @param upath (r) name of object
217 * @param len (r) strlen of upath
219 uint32_t get_id(struct vol *vol,
221 const struct stat *st,
226 static int first = 1; /* mark if this func is called the first time */
228 u_int32_t dbcnid = CNID_INVALID;
231 if (vol->v_cdb != NULL) {
232 /* prime aint with what we think is the cnid, set did to zero for
233 catching moved files */
234 adcnid = ad_getid(adp, st->st_dev, st->st_ino, 0, vol->v_stamp); /* (1) */
236 dbcnid = cnid_add(vol->v_cdb, st, did, upath, len, adcnid); /* (2) */
237 /* Throw errors if cnid_add fails. */
238 if (dbcnid == CNID_INVALID) {
240 case CNID_ERR_CLOSE: /* the db is closed */
243 LOG(log_error, logtype_afpd, "get_id: Incorrect parameters passed to cnid_add");
244 afp_errno = AFPERR_PARAM;
247 afp_errno = AFPERR_PARAM;
250 /* Close CNID backend if "dbd" and switch to temp in-memory "tdb" */
251 /* we have to do it here for "dbd" because it uses "lazy opening" */
252 /* In order to not end in a loop somehow with goto restart below */
254 if (first && (strcmp(vol->v_cnidscheme, "dbd") == 0)) { /* (3) */
255 cnid_close(vol->v_cdb);
256 free(vol->v_cnidscheme);
257 vol->v_cnidscheme = strdup("tdb");
259 int flags = CNID_FLAG_MEMORY;
260 if ((vol->v_flags & AFPVOL_NODEV)) {
261 flags |= CNID_FLAG_NODEV;
263 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
265 vol->v_cdb = cnid_open(vol->v_path, vol->v_umask, "tdb", flags, NULL, NULL);
267 vol->v_flags &= ~AFPVOL_CACHE;
268 if (!(vol->v_flags & AFPVOL_TM)) {
269 vol->v_flags |= AFPVOL_RO;
270 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
271 "Check server messages for details. Switching to read-only mode.");
272 kill(getpid(), SIGUSR2);
274 goto restart; /* now try again with the temp CNID db */
276 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB failed too!"
277 "Check server messages for details, can't recover from this state!");
280 afp_errno = AFPERR_MISC;
284 else if (adp && (adcnid != dbcnid)) { /* 4 */
285 /* Update the ressource fork. For a folder adp is always null */
286 LOG(log_debug, logtype_afpd, "get_id(%s/%s): calling ad_setid(old: %u, new: %u)",
287 getcwdpath(), upath, htonl(adcnid), htonl(dbcnid));
288 if (ad_setid(adp, st->st_dev, st->st_ino, dbcnid, did, vol->v_stamp)) {
299 /* -------------------------- */
300 int getmetadata(struct vol *vol,
302 struct path *path, struct dir *dir,
303 char *buf, size_t *buflen, struct adouble *adp)
305 char *data, *l_nameoff = NULL, *upath;
306 char *utf_nameoff = NULL;
311 u_char achar, fdType[4];
316 LOG(log_debug, logtype_afpd, "getmetadata(\"%s\")", path->u_name);
318 upath = path->u_name;
322 if ( ((bitmap & ( (1 << FILPBIT_FINFO)|(1 << FILPBIT_LNAME)|(1 <<FILPBIT_PDINFO) ) ) && !path->m_name)
323 || (bitmap & ( (1 << FILPBIT_LNAME) ) && utf8_encoding()) /* FIXME should be m_name utf8 filename */
324 || (bitmap & (1 << FILPBIT_FNUM))) {
327 struct dir *cachedfile;
328 int len = strlen(upath);
329 if ((cachedfile = dircache_search_by_name(vol, dir, upath, len)) != NULL)
330 id = cachedfile->d_did;
332 id = get_id(vol, adp, st, dir->d_did, upath, len);
334 /* Add it to the cache */
335 LOG(log_debug, logtype_afpd, "getmetadata: caching: did:%u, \"%s\", cnid:%u",
336 ntohl(dir->d_did), upath, ntohl(id));
338 /* Get macname from unixname first */
339 if (path->m_name == NULL) {
340 if ((path->m_name = utompath(vol, upath, id, utf8_encoding())) == NULL) {
341 LOG(log_error, logtype_afpd, "getmetadata: utompath error");
347 if (((fullpath = bstrcpy(dir->d_fullpath)) == NULL)
348 || (bconchar(fullpath, '/') != BSTR_OK)
349 || (bcatcstr(fullpath, upath)) != BSTR_OK) {
350 LOG(log_error, logtype_afpd, "getmetadata: fullpath: %s", strerror(errno));
354 if ((cachedfile = dir_new(path->m_name, upath, vol, dir->d_did, id, fullpath, st)) == NULL) {
355 LOG(log_error, logtype_afpd, "getmetadata: error from dir_new");
359 if ((dircache_add(vol, cachedfile)) != 0) {
360 LOG(log_error, logtype_afpd, "getmetadata: fatal dircache error");
368 if (id == CNID_INVALID)
372 path->m_name = utompath(vol, upath, id, utf8_encoding());
375 while ( bitmap != 0 ) {
376 while (( bitmap & 1 ) == 0 ) {
384 ad_getattr(adp, &ashort);
385 } else if (vol_inv_dots(vol) && *upath == '.') {
386 ashort = htons(ATTRBIT_INVISIBLE);
390 /* FIXME do we want a visual clue if the file is read only
393 accessmode(vol, ".", &ma, dir , NULL);
394 if ((ma.ma_user & AR_UWRITE)) {
395 accessmode(vol, upath, &ma, dir , st);
396 if (!(ma.ma_user & AR_UWRITE)) {
397 ashort |= htons(ATTRBIT_NOWRITE);
401 memcpy(data, &ashort, sizeof( ashort ));
402 data += sizeof( ashort );
403 LOG(log_debug, logtype_afpd, "metadata('%s'): AFP Attributes: %04x",
404 path->u_name, ntohs(ashort));
408 memcpy(data, &dir->d_did, sizeof( u_int32_t ));
409 data += sizeof( u_int32_t );
410 LOG(log_debug, logtype_afpd, "metadata('%s'): Parent DID: %u",
411 path->u_name, ntohl(dir->d_did));
415 if (!adp || (ad_getdate(adp, AD_DATE_CREATE, &aint) < 0))
416 aint = AD_DATE_FROM_UNIX(st->st_mtime);
417 memcpy(data, &aint, sizeof( aint ));
418 data += sizeof( aint );
422 if ( adp && (ad_getdate(adp, AD_DATE_MODIFY, &aint) == 0)) {
423 if ((st->st_mtime > AD_DATE_TO_UNIX(aint))) {
424 aint = AD_DATE_FROM_UNIX(st->st_mtime);
427 aint = AD_DATE_FROM_UNIX(st->st_mtime);
429 memcpy(data, &aint, sizeof( int ));
430 data += sizeof( int );
434 if (!adp || (ad_getdate(adp, AD_DATE_BACKUP, &aint) < 0))
435 aint = AD_DATE_START;
436 memcpy(data, &aint, sizeof( int ));
437 data += sizeof( int );
441 get_finderinfo(vol, upath, adp, (char *)data,S_ISLNK(st->st_mode));
442 data += ADEDLEN_FINDERI;
447 data += sizeof( u_int16_t );
451 memset(data, 0, sizeof(u_int16_t));
452 data += sizeof( u_int16_t );
456 memcpy(data, &id, sizeof( id ));
457 data += sizeof( id );
458 LOG(log_debug, logtype_afpd, "metadata('%s'): CNID: %u",
459 path->u_name, ntohl(id));
463 if (st->st_size > 0xffffffff)
466 aint = htonl( st->st_size );
467 memcpy(data, &aint, sizeof( aint ));
468 data += sizeof( aint );
473 if (adp->ad_rlen > 0xffffffff)
476 aint = htonl( adp->ad_rlen);
480 memcpy(data, &aint, sizeof( aint ));
481 data += sizeof( aint );
484 /* Current client needs ProDOS info block for this file.
485 Use simple heuristic and let the Mac "type" string tell
486 us what the PD file code should be. Everything gets a
487 subtype of 0x0000 unless the original value was hashed
488 to "pXYZ" when we created it. See IA, Ver 2.
489 <shirsch@adelphia.net> */
490 case FILPBIT_PDINFO :
491 if (afp_version >= 30) { /* UTF8 name */
492 utf8 = kTextEncodingUTF8;
494 data += sizeof( u_int16_t );
496 memcpy(data, &aint, sizeof( aint ));
497 data += sizeof( aint );
501 memcpy(fdType, ad_entry( adp, ADEID_FINDERI ), 4 );
503 if ( memcmp( fdType, "TEXT", 4 ) == 0 ) {
507 else if ( memcmp( fdType, "PSYS", 4 ) == 0 ) {
511 else if ( memcmp( fdType, "PS16", 4 ) == 0 ) {
515 else if ( memcmp( fdType, "BINA", 4 ) == 0 ) {
519 else if ( fdType[0] == 'p' ) {
521 ashort = (fdType[2] * 256) + fdType[3];
535 memcpy(data, &ashort, sizeof( ashort ));
536 data += sizeof( ashort );
537 memset(data, 0, sizeof( ashort ));
538 data += sizeof( ashort );
541 case FILPBIT_EXTDFLEN:
542 aint = htonl(st->st_size >> 32);
543 memcpy(data, &aint, sizeof( aint ));
544 data += sizeof( aint );
545 aint = htonl(st->st_size);
546 memcpy(data, &aint, sizeof( aint ));
547 data += sizeof( aint );
549 case FILPBIT_EXTRFLEN:
552 aint = htonl(adp->ad_rlen >> 32);
553 memcpy(data, &aint, sizeof( aint ));
554 data += sizeof( aint );
556 aint = htonl(adp->ad_rlen);
557 memcpy(data, &aint, sizeof( aint ));
558 data += sizeof( aint );
560 case FILPBIT_UNIXPR :
561 /* accessmode may change st_mode with ACLs */
562 accessmode(vol, upath, &ma, dir , st);
564 aint = htonl(st->st_uid);
565 memcpy( data, &aint, sizeof( aint ));
566 data += sizeof( aint );
567 aint = htonl(st->st_gid);
568 memcpy( data, &aint, sizeof( aint ));
569 data += sizeof( aint );
572 type == slnk indicates an OSX style symlink,
573 we have to add S_IFLNK to the mode, otherwise
574 10.3 clients freak out. */
578 memcpy(fdType, ad_entry( adp, ADEID_FINDERI ), 4 );
579 if ( memcmp( fdType, "slnk", 4 ) == 0 ) {
585 memcpy( data, &aint, sizeof( aint ));
586 data += sizeof( aint );
588 *data++ = ma.ma_user;
589 *data++ = ma.ma_world;
590 *data++ = ma.ma_group;
591 *data++ = ma.ma_owner;
595 return( AFPERR_BITMAP );
601 ashort = htons( data - buf );
602 memcpy(l_nameoff, &ashort, sizeof( ashort ));
603 data = set_name(vol, data, dir->d_did, path->m_name, id, 0);
606 ashort = htons( data - buf );
607 memcpy(utf_nameoff, &ashort, sizeof( ashort ));
608 data = set_name(vol, data, dir->d_did, path->m_name, id, utf8);
610 *buflen = data - buf;
614 /* ----------------------- */
615 int getfilparams(struct vol *vol,
617 struct path *path, struct dir *dir,
618 char *buf, size_t *buflen )
620 struct adouble ad, *adp;
624 LOG(log_debug, logtype_afpd, "getfilparams(\"%s\")", path->u_name);
626 opened = PARAM_NEED_ADP(bitmap);
631 int flags = (bitmap & (1 << FILPBIT_ATTR))?ADFLAGS_OPENFORKS:0;
633 adp = of_ad(vol, path, &ad);
634 upath = path->u_name;
636 if ( ad_metadata( upath, flags|ADFLAGS_CREATE, adp) < 0 ) {
639 LOG(log_error, logtype_afpd, "getfilparams(%s): %s: check resource fork permission?",
640 upath, strerror(errno));
641 return AFPERR_ACCESS;
643 LOG(log_error, logtype_afpd, "getfilparams(%s): bad resource fork", upath);
652 rc = getmetadata(vol, bitmap, path, dir, buf, buflen, adp);
654 ad_close_metadata( adp);
660 /* ----------------------------- */
661 int afp_createfile(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
663 struct adouble ad, *adp;
666 struct ofork *of = NULL;
668 int creatf, did, openf, retvalue = AFP_OK;
674 creatf = (unsigned char) *ibuf++;
676 memcpy(&vid, ibuf, sizeof( vid ));
677 ibuf += sizeof( vid );
679 if (NULL == ( vol = getvolbyvid( vid )) ) {
680 return( AFPERR_PARAM );
683 if (vol->v_flags & AFPVOL_RO)
686 memcpy(&did, ibuf, sizeof( did));
687 ibuf += sizeof( did );
689 if (NULL == ( dir = dirlookup( vol, did )) ) {
693 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
694 return get_afp_errno(AFPERR_PARAM);
697 if ( *s_path->m_name == '\0' ) {
698 return( AFPERR_BADTYPE );
701 upath = s_path->u_name;
703 /* if upath is deleted we already in trouble anyway */
704 if ((of = of_findname(s_path))) {
707 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
711 /* on a hard create, fail if file exists and is open */
714 openf = O_RDWR|O_CREAT|O_TRUNC;
716 /* on a soft create, if the file is open then ad_open won't fail
717 because open syscall is not called
722 openf = O_RDWR|O_CREAT|O_EXCL;
725 if ( ad_open( upath, ADFLAGS_DF|ADFLAGS_HF|ADFLAGS_NOHF|ADFLAGS_CREATE,
726 openf, 0666, adp) < 0 ) {
730 case ENOENT : /* we were already in 'did folder' so chdir() didn't fail */
731 return ( AFPERR_NOOBJ );
733 return( AFPERR_EXIST );
735 return( AFPERR_ACCESS );
738 LOG(log_info, logtype_afpd, "afp_createfile: DISK FULL");
739 return( AFPERR_DFULL );
741 return( AFPERR_PARAM );
744 if ( ad_reso_fileno( adp ) == -1 ) { /* Hard META / HF */
745 /* on noadouble volumes, just creating the data fork is ok */
746 if (vol_noadouble(vol)) {
747 ad_close( adp, ADFLAGS_DF );
748 goto createfile_done;
750 /* FIXME with hard create on an existing file, we already
751 * corrupted the data file.
753 netatalk_unlink( upath );
754 ad_close( adp, ADFLAGS_DF );
755 return AFPERR_ACCESS;
758 path = s_path->m_name;
759 ad_setname(adp, path);
762 if (lstat(upath, &st) != 0) {
763 LOG(log_error, logtype_afpd, "afp_createfile(\"%s\"): stat: %s",
764 upath, strerror(errno));
765 ad_close( adp, ADFLAGS_DF|ADFLAGS_HF);
769 (void)get_id(vol, adp, &st, dir->d_did, upath, strlen(upath));
773 fce_register_new_file(s_path);
775 ad_close( adp, ADFLAGS_DF|ADFLAGS_HF );
781 if (vol->v_flags & AFPVOL_DROPBOX) {
782 retvalue = matchfile2dirperms(upath, vol, did);
784 #endif /* DROPKLUDGE */
786 setvoltime(obj, vol );
791 int afp_setfilparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
797 u_int16_t vid, bitmap;
802 memcpy(&vid, ibuf, sizeof( vid ));
803 ibuf += sizeof( vid );
804 if (NULL == ( vol = getvolbyvid( vid )) ) {
805 return( AFPERR_PARAM );
808 if (vol->v_flags & AFPVOL_RO)
811 memcpy(&did, ibuf, sizeof( did ));
812 ibuf += sizeof( did );
813 if (NULL == ( dir = dirlookup( vol, did )) ) {
814 return afp_errno; /* was AFPERR_NOOBJ */
817 memcpy(&bitmap, ibuf, sizeof( bitmap ));
818 bitmap = ntohs( bitmap );
819 ibuf += sizeof( bitmap );
821 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
822 return get_afp_errno(AFPERR_PARAM);
825 if (path_isadir(s_path)) {
826 return( AFPERR_BADTYPE ); /* it's a directory */
829 if ( s_path->st_errno != 0 ) {
830 return( AFPERR_NOOBJ );
833 if ((u_long)ibuf & 1 ) {
837 if (AFP_OK == ( rc = setfilparams(vol, s_path, bitmap, ibuf )) ) {
838 setvoltime(obj, vol );
845 * cf AFP3.0.pdf page 252 for change_mdate and change_parent_mdate logic
848 extern struct path Cur_Path;
850 int setfilparams(struct vol *vol,
851 struct path *path, u_int16_t f_bitmap, char *buf )
853 struct adouble ad, *adp;
855 int bit, isad = 1, err = AFP_OK;
857 u_char achar, *fdType, xyy[4]; /* uninitialized, OK 310105 */
858 u_int16_t ashort, bshort, oshort;
861 u_int16_t upriv_bit = 0;
865 int change_mdate = 0;
866 int change_parent_mdate = 0;
871 u_int16_t bitmap = f_bitmap;
872 u_int32_t cdate,bdate;
873 u_char finder_buf[32];
876 LOG(log_debug9, logtype_afpd, "begin setfilparams:");
879 adp = of_ad(vol, path, &ad);
880 upath = path->u_name;
882 if (!vol_unix_priv(vol) && check_access(upath, OPENACC_WR ) < 0) {
883 return AFPERR_ACCESS;
886 /* with unix priv maybe we have to change adouble file priv first */
888 while ( bitmap != 0 ) {
889 while (( bitmap & 1 ) == 0 ) {
896 memcpy(&ashort, buf, sizeof( ashort ));
897 buf += sizeof( ashort );
901 memcpy(&cdate, buf, sizeof(cdate));
902 buf += sizeof( cdate );
905 memcpy(&newdate, buf, sizeof( newdate ));
906 buf += sizeof( newdate );
910 memcpy(&bdate, buf, sizeof( bdate));
911 buf += sizeof( bdate );
915 memcpy(finder_buf, buf, 32 );
916 if (memcmp(buf,"slnkrhap",8)==0 && !S_ISLNK(path->st.st_mode)){
921 char buf[PATH_MAX+1];
922 if ((fp=open(path->u_name,O_RDONLY))>=0){
923 if ((len=read(fp,buf,PATH_MAX+1))){
924 if (unlink(path->u_name)==0){
926 erc = symlink(buf, path->u_name);
935 goto setfilparam_done;
940 case FILPBIT_UNIXPR :
941 if (!vol_unix_priv(vol)) {
942 /* this volume doesn't use unix priv */
948 change_parent_mdate = 1;
950 memcpy( &aint, buf, sizeof( aint ));
951 f_uid = ntohl (aint);
952 buf += sizeof( aint );
953 memcpy( &aint, buf, sizeof( aint ));
954 f_gid = ntohl (aint);
955 buf += sizeof( aint );
956 setfilowner(vol, f_uid, f_gid, path);
958 memcpy( &upriv, buf, sizeof( upriv ));
959 buf += sizeof( upriv );
960 upriv = ntohl (upriv);
961 if ((upriv & S_IWUSR)) {
962 setfilunixmode(vol, path, upriv);
969 case FILPBIT_PDINFO :
970 if (afp_version < 30) { /* else it's UTF8 name */
973 /* Keep special case to support crlf translations */
974 if ((unsigned int) achar == 0x04) {
975 fdType = (u_char *)"TEXT";
978 xyy[0] = ( u_char ) 'p';
989 /* break while loop */
998 /* second try with adouble open
1000 if ( ad_open_metadata( upath, 0, O_CREAT, adp) < 0) {
1001 LOG(log_debug, logtype_afpd, "setfilparams: ad_open_metadata error");
1003 * For some things, we don't need an adouble header:
1004 * - change of modification date
1005 * - UNIX privs (Bug-ID #2863424)
1007 if (!vol_noadouble(vol) && (f_bitmap & ~(1<<FILPBIT_MDATE | 1<<FILPBIT_UNIXPR))) {
1008 LOG(log_debug, logtype_afpd, "setfilparams: need adouble access");
1009 return AFPERR_ACCESS;
1011 LOG(log_debug, logtype_afpd, "setfilparams: no adouble perms, but only FILPBIT_MDATE and/or FILPBIT_UNIXPR");
1013 } else if ((ad_get_HF_flags( adp ) & O_CREAT) ) {
1014 ad_setname(adp, path->m_name);
1019 while ( bitmap != 0 ) {
1020 while (( bitmap & 1 ) == 0 ) {
1027 ad_getattr(adp, &bshort);
1029 if ( ntohs( ashort ) & ATTRBIT_SETCLR ) {
1030 bshort |= htons( ntohs( ashort ) & ~ATTRBIT_SETCLR );
1034 if ((bshort & htons(ATTRBIT_INVISIBLE)) != (oshort & htons(ATTRBIT_INVISIBLE)))
1035 change_parent_mdate = 1;
1036 ad_setattr(adp, bshort);
1038 case FILPBIT_CDATE :
1039 ad_setdate(adp, AD_DATE_CREATE, cdate);
1041 case FILPBIT_MDATE :
1043 case FILPBIT_BDATE :
1044 ad_setdate(adp, AD_DATE_BACKUP, bdate);
1046 case FILPBIT_FINFO :
1047 if (default_type( ad_entry( adp, ADEID_FINDERI ))
1049 ((em = getextmap( path->m_name )) &&
1050 !memcmp(finder_buf, em->em_type, sizeof( em->em_type )) &&
1051 !memcmp(finder_buf + 4, em->em_creator,sizeof( em->em_creator)))
1052 || ((em = getdefextmap()) &&
1053 !memcmp(finder_buf, em->em_type, sizeof( em->em_type )) &&
1054 !memcmp(finder_buf + 4, em->em_creator,sizeof( em->em_creator)))
1056 memcpy(finder_buf, ufinderi, 8 );
1058 memcpy(ad_entry( adp, ADEID_FINDERI ), finder_buf, 32 );
1060 case FILPBIT_UNIXPR :
1062 setfilunixmode(vol, path, upriv);
1065 case FILPBIT_PDINFO :
1066 if (afp_version < 30) { /* else it's UTF8 name */
1067 memcpy(ad_entry( adp, ADEID_FINDERI ), fdType, 4 );
1068 memcpy(ad_entry( adp, ADEID_FINDERI ) + 4, "pdos", 4 );
1073 err = AFPERR_BITMAP;
1074 goto setfilparam_done;
1081 if (change_mdate && newdate == 0 && gettimeofday(&tv, NULL) == 0) {
1082 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1086 ad_setdate(adp, AD_DATE_MODIFY, newdate);
1087 ut.actime = ut.modtime = AD_DATE_TO_UNIX(newdate);
1093 ad_close_metadata( adp);
1097 if (change_parent_mdate && gettimeofday(&tv, NULL) == 0) {
1098 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1099 bitmap = 1<<FILPBIT_MDATE;
1100 setdirparams(vol, &Cur_Path, bitmap, (char *)&newdate);
1104 LOG(log_debug9, logtype_afpd, "end setfilparams:");
1110 * renamefile and copyfile take the old and new unix pathnames
1111 * and the new mac name.
1113 * sdir_fd source dir fd to which src path is relative (for openat et al semantics)
1114 * passing -1 means this is not used, src path is a full path
1115 * src the source path
1116 * dst the dest filename in current dir
1117 * newname the dest mac name
1118 * adp adouble struct of src file, if open, or & zeroed one
1121 int renamefile(const struct vol *vol, int sdir_fd, char *src, char *dst, char *newname, struct adouble *adp)
1125 LOG(log_debug, logtype_afpd,
1126 "renamefile: src[%d, \"%s\"] -> dst[\"%s\"]", sdir_fd, src, dst);
1128 if ( unix_rename( sdir_fd, src, -1, dst ) < 0 ) {
1131 return( AFPERR_NOOBJ );
1134 return( AFPERR_ACCESS );
1136 return AFPERR_VLOCK;
1137 case EXDEV : /* Cross device move -- try copy */
1138 /* NOTE: with open file it's an error because after the copy we will
1139 * get two files, it's fixable for our process (eg reopen the new file, get the
1140 * locks, and so on. But it doesn't solve the case with a second process
1142 if (adp->ad_open_forks) {
1143 /* FIXME warning in syslog so admin'd know there's a conflict ?*/
1144 return AFPERR_OLOCK; /* little lie */
1146 if (AFP_OK != ( rc = copyfile(vol, vol, sdir_fd, src, dst, newname, NULL )) ) {
1147 /* on error copyfile delete dest */
1150 return deletefile(vol, sdir_fd, src, 0);
1152 return( AFPERR_PARAM );
1156 if (vol->vfs->vfs_renamefile(vol, sdir_fd, src, dst) < 0 ) {
1160 /* try to undo the data fork rename,
1161 * we know we are on the same device
1164 unix_rename(-1, dst, sdir_fd, src );
1165 /* return the first error */
1168 return AFPERR_NOOBJ;
1171 return AFPERR_ACCESS ;
1173 return AFPERR_VLOCK;
1175 return AFPERR_PARAM ;
1180 /* don't care if we can't open the newly renamed ressource fork
1182 if (!ad_open( dst, ADFLAGS_HF, O_RDWR, 0666, adp)) {
1183 ad_setname(adp, newname);
1185 ad_close( adp, ADFLAGS_HF );
1192 convert a Mac long name to an utf8 name,
1194 size_t mtoUTF8(const struct vol *vol, const char *src, size_t srclen, char *dest, size_t destlen)
1198 if ((size_t)-1 == (outlen = convert_string ( vol->v_maccharset, CH_UTF8_MAC, src, srclen, dest, destlen)) ) {
1204 /* ---------------- */
1205 int copy_path_name(const struct vol *vol, char *newname, char *ibuf)
1212 if ( type != 2 && !(afp_version >= 30 && type == 3) ) {
1218 if (( plen = (unsigned char)*ibuf++ ) != 0 ) {
1219 if (afp_version >= 30) {
1220 /* convert it to UTF8
1222 if ((plen = mtoUTF8(vol, ibuf, plen, newname, AFPOBJ_TMPSIZ)) == (size_t)-1)
1226 strncpy( newname, ibuf, plen );
1227 newname[ plen ] = '\0';
1229 if (strlen(newname) != plen) {
1230 /* there's \0 in newname, e.g. it's a pathname not
1238 memcpy(&hint, ibuf, sizeof(hint));
1239 ibuf += sizeof(hint);
1241 memcpy(&len16, ibuf, sizeof(len16));
1242 ibuf += sizeof(len16);
1243 plen = ntohs(len16);
1246 if (plen > AFPOBJ_TMPSIZ) {
1249 strncpy( newname, ibuf, plen );
1250 newname[ plen ] = '\0';
1251 if (strlen(newname) != plen) {
1260 /* -----------------------------------
1262 int afp_copyfile(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1264 struct vol *s_vol, *d_vol;
1266 char *newname, *p, *upath;
1267 struct path *s_path;
1268 u_int32_t sdid, ddid;
1269 int err, retvalue = AFP_OK;
1270 u_int16_t svid, dvid;
1272 struct adouble ad, *adp;
1278 memcpy(&svid, ibuf, sizeof( svid ));
1279 ibuf += sizeof( svid );
1280 if (NULL == ( s_vol = getvolbyvid( svid )) ) {
1281 return( AFPERR_PARAM );
1284 memcpy(&sdid, ibuf, sizeof( sdid ));
1285 ibuf += sizeof( sdid );
1286 if (NULL == ( dir = dirlookup( s_vol, sdid )) ) {
1290 memcpy(&dvid, ibuf, sizeof( dvid ));
1291 ibuf += sizeof( dvid );
1292 memcpy(&ddid, ibuf, sizeof( ddid ));
1293 ibuf += sizeof( ddid );
1295 if (NULL == ( s_path = cname( s_vol, dir, &ibuf )) ) {
1296 return get_afp_errno(AFPERR_PARAM);
1298 if ( path_isadir(s_path) ) {
1299 return( AFPERR_BADTYPE );
1302 /* don't allow copies when the file is open.
1303 * XXX: the spec only calls for read/deny write access.
1304 * however, copyfile doesn't have any of that info,
1305 * and locks need to stay coherent. as a result,
1306 * we just balk if the file is opened already. */
1308 adp = of_ad(s_vol, s_path, &ad);
1310 if (ad_open(s_path->u_name , ADFLAGS_DF |ADFLAGS_HF | ADFLAGS_NOHF, O_RDONLY, 0, adp) < 0) {
1311 return AFPERR_DENYCONF;
1313 denyreadset = (getforkmode(adp, ADEID_DFORK, AD_FILELOCK_DENY_RD) != 0 ||
1314 getforkmode(adp, ADEID_RFORK, AD_FILELOCK_DENY_RD) != 0 );
1317 retvalue = AFPERR_DENYCONF;
1321 newname = obj->newtmp;
1322 strcpy( newname, s_path->m_name );
1324 p = ctoupath( s_vol, curdir, newname );
1326 retvalue = AFPERR_PARAM;
1331 /* FIXME svid != dvid && dvid's user can't read svid */
1333 if (NULL == ( d_vol = getvolbyvid( dvid )) ) {
1334 retvalue = AFPERR_PARAM;
1338 if (d_vol->v_flags & AFPVOL_RO) {
1339 retvalue = AFPERR_VLOCK;
1343 if (NULL == ( dir = dirlookup( d_vol, ddid )) ) {
1344 retvalue = afp_errno;
1348 if (( s_path = cname( d_vol, dir, &ibuf )) == NULL ) {
1349 retvalue = get_afp_errno(AFPERR_NOOBJ);
1353 if ( *s_path->m_name != '\0' ) {
1354 retvalue =path_error(s_path, AFPERR_NOOBJ);
1358 /* one of the handful of places that knows about the path type */
1359 if (copy_path_name(d_vol, newname, ibuf) < 0) {
1360 retvalue = AFPERR_PARAM;
1363 /* newname is always only a filename so curdir *is* its
1366 if (NULL == (upath = mtoupath(d_vol, newname, curdir->d_did, utf8_encoding()))) {
1367 retvalue =AFPERR_PARAM;
1371 if ( (err = copyfile(s_vol, d_vol, -1, p, upath , newname, adp)) < 0 ) {
1378 if (vol->v_flags & AFPVOL_DROPBOX) {
1379 retvalue=matchfile2dirperms(upath, vol, ddid); /* FIXME sdir or ddid */
1381 #endif /* DROPKLUDGE */
1383 setvoltime(obj, d_vol );
1386 ad_close( adp, ADFLAGS_DF |ADFLAGS_HF );
1390 /* ----------------------- */
1391 static int copy_all(const int dfd, const void *buf,
1397 LOG(log_debug9, logtype_afpd, "begin copy_all:");
1400 while (buflen > 0) {
1401 if ((cc = write(dfd, buf, buflen)) < 0) {
1413 LOG(log_debug9, logtype_afpd, "end copy_all:");
1419 /* --------------------------
1420 * copy only the fork data stream
1422 static int copy_fork(int eid, struct adouble *add, struct adouble *ads)
1429 if (eid == ADEID_DFORK) {
1430 sfd = ad_data_fileno(ads);
1431 dfd = ad_data_fileno(add);
1434 sfd = ad_reso_fileno(ads);
1435 dfd = ad_reso_fileno(add);
1438 if ((off_t)-1 == lseek(sfd, ad_getentryoff(ads, eid), SEEK_SET))
1441 if ((off_t)-1 == lseek(dfd, ad_getentryoff(add, eid), SEEK_SET))
1444 #if 0 /* ifdef SENDFILE_FLAVOR_LINUX */
1445 /* doesn't work With 2.6 FIXME, only check for EBADFD ? */
1449 #define BUF 128*1024*1024
1451 if (fstat(sfd, &st) == 0) {
1454 if ( offset >= st.st_size) {
1457 size = (st.st_size -offset > BUF)?BUF:st.st_size -offset;
1458 if ((cc = sys_sendfile(dfd, sfd, &offset, size)) < 0) {
1461 case EINVAL: /* there's no guarantee that all fs support sendfile */
1470 lseek(sfd, offset, SEEK_SET);
1474 if ((cc = read(sfd, filebuf, sizeof(filebuf))) < 0) {
1481 if (!cc || ((err = copy_all(dfd, filebuf, cc)) < 0)) {
1488 /* ----------------------------------
1489 * if newname is NULL (from directory.c) we don't want to copy the resource fork.
1490 * because we are doing it elsewhere.
1491 * currently if newname is NULL then adp is NULL.
1493 int copyfile(const struct vol *s_vol,
1494 const struct vol *d_vol,
1499 struct adouble *adp)
1501 struct adouble ads, add;
1508 LOG(log_debug, logtype_afpd, "copyfile(sfd:%d,s:'%s',d:'%s',n:'%s')",
1509 sfd, src, dst, newname);
1512 ad_init(&ads, s_vol->v_adouble, s_vol->v_ad_options);
1516 adflags = ADFLAGS_DF;
1518 adflags |= ADFLAGS_HF;
1521 if (ad_openat(sfd, src, adflags | ADFLAGS_NOHF, O_RDONLY, 0, adp) < 0) {
1526 if (ad_meta_fileno(adp) == -1 && ad_reso_fileno(adp) == -1) { /* META / HF */
1527 /* no resource fork, don't create one for dst file */
1528 adflags &= ~ADFLAGS_HF;
1531 stat_result = fstat(ad_data_fileno(adp), &st); /* saving stat exit code, thus saving us on one more stat later on */
1533 if (stat_result < 0) {
1534 /* unlikely but if fstat fails, the default file mode will be 0666. */
1535 st.st_mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
1538 ad_init(&add, d_vol->v_adouble, d_vol->v_ad_options);
1539 if (ad_open(dst , adflags, O_RDWR|O_CREAT|O_EXCL, st.st_mode, &add) < 0) {
1541 ad_close( adp, adflags );
1542 if (EEXIST != ret_err) {
1543 deletefile(d_vol, -1, dst, 0);
1546 return AFPERR_EXIST;
1550 * XXX if the source and the dest don't use the same resource type it's broken
1552 if (ad_reso_fileno(adp) == -1 || 0 == (err = copy_fork(ADEID_RFORK, &add, adp))){
1553 /* copy the data fork */
1554 if ((err = copy_fork(ADEID_DFORK, &add, adp)) == 0) {
1555 if (ad_meta_fileno(adp) != -1)
1556 err = d_vol->vfs->vfs_copyfile(d_vol, sfd, src, dst);
1564 if (!ret_err && newname && (adflags & ADFLAGS_HF)) {
1565 /* set the new name in the resource fork */
1566 ad_copy_header(&add, adp);
1567 ad_setname(&add, newname);
1570 ad_close( adp, adflags );
1572 if (ad_close( &add, adflags ) <0) {
1577 deletefile(d_vol, -1, dst, 0);
1579 else if (stat_result == 0) {
1580 /* set dest modification date to src date */
1583 ut.actime = ut.modtime = st.st_mtime;
1585 /* FIXME netatalk doesn't use resource fork file date
1586 * but maybe we should set its modtime too.
1591 switch ( ret_err ) {
1597 LOG(log_info, logtype_afpd, "copyfile: DISK FULL");
1598 return AFPERR_DFULL;
1600 return AFPERR_NOOBJ;
1602 return AFPERR_ACCESS;
1604 return AFPERR_VLOCK;
1606 return AFPERR_PARAM;
1610 /* -----------------------------------
1611 vol: not NULL delete cnid entry. then we are in curdir and file is a only filename
1612 checkAttrib: 1 check kFPDeleteInhibitBit (deletfile called by afp_delete)
1614 when deletefile is called we don't have lock on it, file is closed (for us)
1615 untrue if called by renamefile
1617 ad_open always try to open file RDWR first and ad_lock takes care of
1618 WRITE lock on read only file.
1621 static int check_attrib(struct adouble *adp)
1623 u_int16_t bshort = 0;
1625 ad_getattr(adp, &bshort);
1627 * Does kFPDeleteInhibitBit (bit 8) set?
1629 if ((bshort & htons(ATTRBIT_NODELETE))) {
1630 return AFPERR_OLOCK;
1632 if ((bshort & htons(ATTRBIT_DOPEN | ATTRBIT_ROPEN))) {
1638 * dirfd can be used for unlinkat semantics
1640 int deletefile(const struct vol *vol, int dirfd, char *file, int checkAttrib)
1643 struct adouble *adp = NULL;
1644 int adflags, err = AFP_OK;
1647 LOG(log_debug, logtype_afpd, "deletefile('%s')", file);
1649 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1651 /* was EACCESS error try to get only metadata */
1652 /* we never want to create a resource fork here, we are going to delete it
1653 * moreover sometimes deletefile is called with a no existent file and
1654 * ad_open would create a 0 byte resource fork
1656 if ( ad_metadataat(dirfd, file, ADFLAGS_OPENFORKS, &ad) == 0 ) {
1657 if ((err = check_attrib(&ad))) {
1658 ad_close_metadata(&ad);
1665 /* try to open both forks at once */
1666 adflags = ADFLAGS_DF;
1667 if ( ad_openat(dirfd, file, adflags |ADFLAGS_HF|ADFLAGS_NOHF, O_RDONLY, 0, &ad ) < 0 ) {
1672 case EACCES: /* maybe it's a file with no write mode for us */
1673 break; /* was return AFPERR_ACCESS;*/
1686 if ( adp && ad_reso_fileno( adp ) != -1 ) { /* there's a resource fork */
1687 adflags |= ADFLAGS_HF;
1688 /* FIXME we have a pb here because we want to know if a file is open
1689 * there's a 'priority inversion' if you can't open the ressource fork RW
1690 * you can delete it if it's open because you can't get a write lock.
1692 * ADLOCK_FILELOCK means the whole ressource fork, not only after the
1695 * FIXME it doesn't work for RFORK open read only and fork open without deny mode
1697 if (ad_tmplock(&ad, ADEID_RFORK, ADLOCK_WR |ADLOCK_FILELOCK, 0, 0, 0) < 0 ) {
1703 if (adp && ad_tmplock( &ad, ADEID_DFORK, ADLOCK_WR, 0, 0, 0 ) < 0) {
1705 } else if (!(err = vol->vfs->vfs_deletefile(vol, dirfd, file)) && !(err = netatalk_unlinkat(dirfd, file )) ) {
1707 if (checkAttrib && (id = cnid_get(vol->v_cdb, curdir->d_did, file, strlen(file)))) {
1708 cnid_delete(vol->v_cdb, id);
1714 ad_close_metadata(&ad);
1717 ad_close( &ad, adflags ); /* ad_close removes locks if any */
1722 /* ------------------------------------ */
1723 /* return a file id */
1724 int afp_createid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1733 struct path *s_path;
1739 memcpy(&vid, ibuf, sizeof(vid));
1740 ibuf += sizeof(vid);
1742 if (NULL == ( vol = getvolbyvid( vid )) ) {
1743 return( AFPERR_PARAM);
1746 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1750 if (vol->v_flags & AFPVOL_RO)
1751 return AFPERR_VLOCK;
1753 memcpy(&did, ibuf, sizeof( did ));
1754 ibuf += sizeof(did);
1756 if (NULL == ( dir = dirlookup( vol, did )) ) {
1757 return afp_errno; /* was AFPERR_PARAM */
1760 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
1761 return get_afp_errno(AFPERR_NOOBJ); /* was AFPERR_PARAM */
1764 if ( path_isadir(s_path) ) {
1765 return( AFPERR_BADTYPE );
1768 upath = s_path->u_name;
1769 switch (s_path->st_errno) {
1771 break; /* success */
1774 return AFPERR_ACCESS;
1776 return AFPERR_NOOBJ;
1778 return AFPERR_PARAM;
1781 if ((id = cnid_lookup(vol->v_cdb, st, did, upath, len = strlen(upath)))) {
1782 memcpy(rbuf, &id, sizeof(id));
1783 *rbuflen = sizeof(id);
1784 return AFPERR_EXISTID;
1787 if ((id = get_id(vol, NULL, st, did, upath, len)) != CNID_INVALID) {
1788 memcpy(rbuf, &id, sizeof(id));
1789 *rbuflen = sizeof(id);
1796 /* ------------------------------- */
1802 static int reenumerate_loop(struct dirent *de, char *mname _U_, void *data)
1805 struct reenum *param = data;
1806 struct vol *vol = param->vol;
1807 cnid_t did = param->did;
1810 if ( lstat(de->d_name, &path.st)<0 )
1813 /* update or add to cnid */
1814 aint = cnid_add(vol->v_cdb, &path.st, did, de->d_name, strlen(de->d_name), 0); /* ignore errors */
1816 #if AD_VERSION > AD_VERSION1
1817 if (aint != CNID_INVALID && !S_ISDIR(path.st.st_mode)) {
1818 struct adouble ad, *adp;
1822 path.u_name = de->d_name;
1824 adp = of_ad(vol, &path, &ad);
1826 if ( ad_open_metadata( de->d_name, 0, 0, adp ) < 0 ) {
1829 if (ad_setid(adp, path.st.st_dev, path.st.st_ino, aint, did, vol->v_stamp)) {
1832 ad_close_metadata(adp);
1834 #endif /* AD_VERSION > AD_VERSION1 */
1839 /* --------------------
1840 * Ok the db is out of synch with the dir.
1841 * but if it's a deleted file we don't want to do it again and again.
1844 reenumerate_id(struct vol *vol, char *name, struct dir *dir)
1850 if (vol->v_cdb == NULL) {
1854 /* FIXME use of_statdir ? */
1855 if (lstat(name, &st)) {
1859 if (dirreenumerate(dir, &st)) {
1860 /* we already did it once and the dir haven't been modified */
1861 return dir->d_offcnt;
1865 data.did = dir->d_did;
1866 if ((ret = for_each_dirent(vol, name, reenumerate_loop, (void *)&data)) >= 0) {
1867 setdiroffcnt(curdir, &st, ret);
1868 dir->d_flags |= DIRF_CNID;
1874 /* ------------------------------
1875 resolve a file id */
1876 int afp_resolveid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1885 u_int16_t vid, bitmap;
1887 static char buffer[12 + MAXPATHLEN + 1];
1888 int len = 12 + MAXPATHLEN + 1;
1893 memcpy(&vid, ibuf, sizeof(vid));
1894 ibuf += sizeof(vid);
1896 if (NULL == ( vol = getvolbyvid( vid )) ) {
1897 return( AFPERR_PARAM);
1900 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1904 memcpy(&id, ibuf, sizeof( id ));
1909 /* some MacOS versions after a catsearch do a *lot* of afp_resolveid with 0 */
1913 if (NULL == (upath = cnid_resolve(vol->v_cdb, &id, buffer, len)) ) {
1914 return AFPERR_NOID; /* was AFPERR_BADID, but help older Macs */
1917 if (NULL == ( dir = dirlookup( vol, id )) ) {
1918 return AFPERR_NOID; /* idem AFPERR_PARAM */
1920 if (movecwd(vol, dir) < 0) {
1924 return AFPERR_ACCESS;
1928 return AFPERR_PARAM;
1932 memset(&path, 0, sizeof(path));
1933 path.u_name = upath;
1934 if ( of_stat(&path) < 0 ) {
1936 /* with nfs and our working directory is deleted */
1937 if (errno == ESTALE) {
1941 if ( errno == ENOENT && !retry) {
1942 /* cnid db is out of sync, reenumerate the directory and update ids */
1943 reenumerate_id(vol, ".", dir);
1951 return AFPERR_ACCESS;
1955 return AFPERR_PARAM;
1959 /* directories are bad */
1960 if (S_ISDIR(path.st.st_mode)) {
1961 /* OS9 and OSX don't return the same error code */
1962 return (afp_version >=30)?AFPERR_NOID:AFPERR_BADTYPE;
1965 memcpy(&bitmap, ibuf, sizeof(bitmap));
1966 bitmap = ntohs( bitmap );
1967 if (NULL == (path.m_name = utompath(vol, upath, cnid, utf8_encoding()))) {
1971 if (AFP_OK != (err = getfilparams(vol, bitmap, &path , curdir,
1972 rbuf + sizeof(bitmap), &buflen))) {
1975 *rbuflen = buflen + sizeof(bitmap);
1976 memcpy(rbuf, ibuf, sizeof(bitmap));
1981 /* ------------------------------ */
1982 int afp_deleteid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1992 static char buffer[12 + MAXPATHLEN + 1];
1993 int len = 12 + MAXPATHLEN + 1;
1998 memcpy(&vid, ibuf, sizeof(vid));
1999 ibuf += sizeof(vid);
2001 if (NULL == ( vol = getvolbyvid( vid )) ) {
2002 return( AFPERR_PARAM);
2005 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
2009 if (vol->v_flags & AFPVOL_RO)
2010 return AFPERR_VLOCK;
2012 memcpy(&id, ibuf, sizeof( id ));
2016 if (NULL == (upath = cnid_resolve(vol->v_cdb, &id, buffer, len)) ) {
2020 if (NULL == ( dir = dirlookup( vol, id )) ) {
2021 if (afp_errno == AFPERR_NOOBJ) {
2025 return( AFPERR_PARAM );
2029 if ((movecwd(vol, dir) < 0) || (lstat(upath, &st) < 0)) {
2033 return AFPERR_ACCESS;
2038 /* still try to delete the id */
2042 return AFPERR_PARAM;
2045 else if (S_ISDIR(st.st_mode)) /* directories are bad */
2046 return AFPERR_BADTYPE;
2049 if (cnid_delete(vol->v_cdb, fileid)) {
2052 return AFPERR_VLOCK;
2055 return AFPERR_ACCESS;
2057 return AFPERR_PARAM;
2064 /* ------------------------------ */
2065 static struct adouble *find_adouble(struct path *path, struct ofork **of, struct adouble *adp)
2069 if (path->st_errno) {
2070 switch (path->st_errno) {
2072 afp_errno = AFPERR_NOID;
2076 afp_errno = AFPERR_ACCESS;
2079 afp_errno = AFPERR_PARAM;
2084 /* we use file_access both for legacy Mac perm and
2085 * for unix privilege, rename will take care of folder perms
2087 if (file_access(path, OPENACC_WR ) < 0) {
2088 afp_errno = AFPERR_ACCESS;
2092 if ((*of = of_findname(path))) {
2093 /* reuse struct adouble so it won't break locks */
2097 ret = ad_open( path->u_name, ADFLAGS_HF, O_RDONLY, 0, adp);
2099 if ( !ret && ad_reso_fileno(adp) != -1 && !(adp->ad_resource_fork.adf_flags & ( O_RDWR | O_WRONLY))) {
2101 * The user must have the Read & Write privilege for both files in order to use this command.
2103 ad_close(adp, ADFLAGS_HF);
2104 afp_errno = AFPERR_ACCESS;
2111 #define APPLETEMP ".AppleTempXXXXXX"
2113 int afp_exchangefiles(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2115 struct stat srcst, destst;
2117 struct dir *dir, *sdir;
2118 char *spath, temp[17], *p;
2119 char *supath, *upath;
2124 struct adouble *adsp = NULL;
2125 struct adouble *addp = NULL;
2126 struct ofork *s_of = NULL;
2127 struct ofork *d_of = NULL;
2140 memcpy(&vid, ibuf, sizeof(vid));
2141 ibuf += sizeof(vid);
2143 if (NULL == ( vol = getvolbyvid( vid )) ) {
2144 return( AFPERR_PARAM);
2147 if ((vol->v_flags & AFPVOL_RO))
2148 return AFPERR_VLOCK;
2150 /* source and destination dids */
2151 memcpy(&sid, ibuf, sizeof(sid));
2152 ibuf += sizeof(sid);
2153 memcpy(&did, ibuf, sizeof(did));
2154 ibuf += sizeof(did);
2157 if (NULL == (dir = dirlookup( vol, sid )) ) {
2158 return afp_errno; /* was AFPERR_PARAM */
2161 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
2162 return get_afp_errno(AFPERR_NOOBJ);
2165 if ( path_isadir(path) ) {
2166 return AFPERR_BADTYPE; /* it's a dir */
2169 /* save some stuff */
2172 spath = obj->oldtmp;
2173 supath = obj->newtmp;
2174 strcpy(spath, path->m_name);
2175 strcpy(supath, path->u_name); /* this is for the cnid changing */
2176 p = absupath( vol, sdir, supath);
2178 /* pathname too long */
2179 return AFPERR_PARAM ;
2182 ad_init(&ads, vol->v_adouble, vol->v_ad_options);
2183 if (!(adsp = find_adouble( path, &s_of, &ads))) {
2187 /* ***** from here we may have resource fork open **** */
2189 /* look for the source cnid. if it doesn't exist, don't worry about
2191 sid = cnid_lookup(vol->v_cdb, &srcst, sdir->d_did, supath,slen = strlen(supath));
2193 if (NULL == ( dir = dirlookup( vol, did )) ) {
2194 err = afp_errno; /* was AFPERR_PARAM */
2195 goto err_exchangefile;
2198 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
2199 err = get_afp_errno(AFPERR_NOOBJ);
2200 goto err_exchangefile;
2203 if ( path_isadir(path) ) {
2204 err = AFPERR_BADTYPE;
2205 goto err_exchangefile;
2208 /* FPExchangeFiles is the only call that can return the SameObj
2210 if ((curdir == sdir) && strcmp(spath, path->m_name) == 0) {
2211 err = AFPERR_SAMEOBJ;
2212 goto err_exchangefile;
2215 ad_init(&add, vol->v_adouble, vol->v_ad_options);
2216 if (!(addp = find_adouble( path, &d_of, &add))) {
2218 goto err_exchangefile;
2222 /* they are not on the same device and at least one is open
2223 * FIXME broken for for crossdev and adouble v2
2226 crossdev = (srcst.st_dev != destst.st_dev);
2227 if (/* (d_of || s_of) && */ crossdev) {
2229 goto err_exchangefile;
2232 /* look for destination id. */
2233 upath = path->u_name;
2234 did = cnid_lookup(vol->v_cdb, &destst, curdir->d_did, upath, dlen = strlen(upath));
2236 /* construct a temp name.
2237 * NOTE: the temp file will be in the dest file's directory. it
2238 * will also be inaccessible from AFP. */
2239 memcpy(temp, APPLETEMP, sizeof(APPLETEMP));
2240 if (!mktemp(temp)) {
2242 goto err_exchangefile;
2246 /* FIXME we need to close fork for copy, both s_of and d_of are null */
2247 ad_close(adsp, ADFLAGS_HF);
2248 ad_close(addp, ADFLAGS_HF);
2251 /* now, quickly rename the file. we error if we can't. */
2252 if ((err = renamefile(vol, -1, p, temp, temp, adsp)) != AFP_OK)
2253 goto err_exchangefile;
2254 of_rename(vol, s_of, sdir, spath, curdir, temp);
2256 /* rename destination to source */
2257 if ((err = renamefile(vol, -1, upath, p, spath, addp)) != AFP_OK)
2258 goto err_src_to_tmp;
2259 of_rename(vol, d_of, curdir, path->m_name, sdir, spath);
2261 /* rename temp to destination */
2262 if ((err = renamefile(vol, -1, temp, upath, path->m_name, adsp)) != AFP_OK)
2263 goto err_dest_to_src;
2264 of_rename(vol, s_of, curdir, temp, curdir, path->m_name);
2266 /* id's need switching. src -> dest and dest -> src.
2267 * we need to re-stat() if it was a cross device copy.
2270 cnid_delete(vol->v_cdb, sid);
2272 cnid_delete(vol->v_cdb, did);
2274 if ((did && ( (crossdev && lstat( upath, &srcst) < 0) ||
2275 cnid_update(vol->v_cdb, did, &srcst, curdir->d_did,upath, dlen) < 0))
2277 (sid && ( (crossdev && lstat(p, &destst) < 0) ||
2278 cnid_update(vol->v_cdb, sid, &destst, sdir->d_did,supath, slen) < 0))
2283 err = AFPERR_ACCESS;
2288 goto err_temp_to_dest;
2291 /* here we need to reopen if crossdev */
2292 if (sid && ad_setid(addp, destst.st_dev, destst.st_ino, sid, sdir->d_did, vol->v_stamp))
2297 if (did && ad_setid(adsp, srcst.st_dev, srcst.st_ino, did, curdir->d_did, vol->v_stamp))
2302 /* change perms, src gets dest perm and vice versa */
2307 LOG(log_error, logtype_afpd, "seteuid failed %s", strerror(errno));
2308 err = AFP_OK; /* ignore error */
2309 goto err_temp_to_dest;
2313 * we need to exchange ACL entries as well
2315 /* exchange_acls(vol, p, upath); */
2320 path->m_name = NULL;
2321 path->u_name = upath;
2323 setfilunixmode(vol, path, destst.st_mode);
2324 setfilowner(vol, destst.st_uid, destst.st_gid, path);
2331 setfilunixmode(vol, path, srcst.st_mode);
2332 setfilowner(vol, srcst.st_uid, srcst.st_gid, path);
2334 if ( setegid(gid) < 0 || seteuid(uid) < 0) {
2335 LOG(log_error, logtype_afpd, "can't seteuid back %s", strerror(errno));
2340 goto err_exchangefile;
2342 /* all this stuff is so that we can unwind a failed operation
2345 /* rename dest to temp */
2346 renamefile(vol, -1, upath, temp, temp, adsp);
2347 of_rename(vol, s_of, curdir, upath, curdir, temp);
2350 /* rename source back to dest */
2351 renamefile(vol, -1, p, upath, path->m_name, addp);
2352 of_rename(vol, d_of, sdir, spath, curdir, path->m_name);
2355 /* rename temp back to source */
2356 renamefile(vol, -1, temp, p, spath, adsp);
2357 of_rename(vol, s_of, curdir, temp, sdir, spath);
2360 if ( !s_of && adsp && ad_meta_fileno(adsp) != -1 ) { /* META */
2361 ad_close(adsp, ADFLAGS_HF);
2363 if ( !d_of && addp && ad_meta_fileno(addp) != -1 ) {/* META */
2364 ad_close(addp, ADFLAGS_HF);
2368 if ((cached = dircache_search_by_did(vol, sid)) != NULL)
2369 (void)dir_remove(vol, cached);
2370 if ((cached = dircache_search_by_did(vol, did)) != NULL)
2371 (void)dir_remove(vol, cached);