2 * Copyright (c) 1990,1993 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
8 #endif /* HAVE_CONFIG_H */
16 #include <sys/param.h>
18 #include <atalk/adouble.h>
19 #include <atalk/vfs.h>
20 #include <atalk/logger.h>
21 #include <atalk/afp.h>
22 #include <atalk/util.h>
23 #include <atalk/cnid.h>
24 #include <atalk/unix.h>
25 #include <atalk/globals.h>
26 #include <atalk/fce_api.h>
28 #include "directory.h"
37 /* the format for the finderinfo fields (from IM: Toolbox Essentials):
38 * field bytes subfield bytes
41 * ioFlFndrInfo 16 -> type 4 type field
42 * creator 4 creator field
43 * flags 2 finder flags:
45 * location 4 location in window
46 * folder 2 window that contains file
48 * ioFlXFndrInfo 16 -> iconID 2 icon id
50 * script 1 script system
52 * commentID 2 comment id
53 * putawayID 4 home directory id
56 const u_char ufinderi[ADEDLEN_FINDERI] = {
57 0, 0, 0, 0, 0, 0, 0, 0,
58 1, 0, 0, 0, 0, 0, 0, 0,
59 0, 0, 0, 0, 0, 0, 0, 0,
60 0, 0, 0, 0, 0, 0, 0, 0
63 static const u_char old_ufinderi[] = {
64 'T', 'E', 'X', 'T', 'U', 'N', 'I', 'X'
67 /* ----------------------
69 static int default_type(void *finder)
71 if (!memcmp(finder, ufinderi, 8) || !memcmp(finder, old_ufinderi, 8))
76 /* FIXME path : unix or mac name ? (for now it's unix name ) */
77 void *get_finderinfo(const struct vol *vol, const char *upath, struct adouble *adp, void *data, int islink)
80 void *ad_finder = NULL;
84 ad_finder = ad_entry(adp, ADEID_FINDERI);
87 memcpy(data, ad_finder, ADEDLEN_FINDERI);
89 if (default_type(ad_finder))
93 memcpy(data, ufinderi, ADEDLEN_FINDERI);
95 if (vol_inv_dots(vol) && *upath == '.') { /* make it invisible */
98 ashort = htons(FINDERINFO_INVISIBLE);
99 memcpy((char *)data + FINDERINFO_FRFLAGOFF, &ashort, sizeof(ashort));
105 memcpy(&linkflag, (char *)data + FINDERINFO_FRFLAGOFF, 2);
106 linkflag |= htons(FINDERINFO_ISALIAS);
107 memcpy((char *)data + FINDERINFO_FRFLAGOFF, &linkflag, 2);
108 memcpy((char *)data + FINDERINFO_FRTYPEOFF,"slnk",4);
109 memcpy((char *)data + FINDERINFO_FRCREATOFF,"rhap",4);
113 /** Only enter if no appledouble information and no finder information found. */
114 if (chk_ext && (em = getextmap( upath ))) {
115 memcpy(data, em->em_type, sizeof( em->em_type ));
116 memcpy((char *)data + 4, em->em_creator, sizeof(em->em_creator));
121 /* ---------------------
123 char *set_name(const struct vol *vol, char *data, cnid_t pid, char *name, cnid_t id, uint32_t utf8)
128 aint = strlen( name );
132 if (utf8_encoding()) {
133 /* but name is an utf8 mac name */
136 /* global static variable... */
138 if (!(u = mtoupath(vol, name, pid, 1)) || !(m = utompath(vol, u, id, 0))) {
147 if (aint > MACFILELEN)
154 if (aint > UTF8FILELEN_EARLY) /* FIXME safeguard, anyway if no ascii char it's game over*/
155 aint = UTF8FILELEN_EARLY;
157 utf8 = vol->v_kTextEncoding;
158 memcpy(data, &utf8, sizeof(utf8));
159 data += sizeof(utf8);
162 memcpy(data, &temp, sizeof(temp));
163 data += sizeof(temp);
166 memcpy( data, src, aint );
176 * FIXME: PDINFO is UTF8 and doesn't need adp
178 #define PARAM_NEED_ADP(b) ((b) & ((1 << FILPBIT_ATTR) |\
179 (1 << FILPBIT_CDATE) |\
180 (1 << FILPBIT_MDATE) |\
181 (1 << FILPBIT_BDATE) |\
182 (1 << FILPBIT_FINFO) |\
183 (1 << FILPBIT_RFLEN) |\
184 (1 << FILPBIT_EXTRFLEN) |\
185 (1 << FILPBIT_PDINFO) |\
186 (1 << FILPBIT_FNUM) |\
187 (1 << FILPBIT_UNIXPR)))
190 * @brief Get CNID for did/upath args both from database and adouble file
192 * 1. Get the objects CNID as stored in its adouble file
193 * 2. Get the objects CNID from the database
194 * 3. If there's a problem with a "dbd" database, fallback to "tdb" in memory
195 * 4. In case 2 and 3 differ, store 3 in the adouble file
197 * @param vol (rw) volume
198 * @param adp (rw) adouble struct of object upath, might be NULL
199 * @param st (r) stat of upath, must NOT be NULL
200 * @param did (r) parent CNID of upath
201 * @param upath (r) name of object
202 * @param len (r) strlen of upath
204 uint32_t get_id(struct vol *vol,
206 const struct stat *st,
211 static int first = 1; /* mark if this func is called the first time */
213 uint32_t dbcnid = CNID_INVALID;
216 if (vol->v_cdb != NULL) {
217 /* prime aint with what we think is the cnid, set did to zero for
218 catching moved files */
219 adcnid = ad_getid(adp, st->st_dev, st->st_ino, 0, vol->v_stamp); /* (1) */
221 dbcnid = cnid_add(vol->v_cdb, st, did, upath, len, adcnid); /* (2) */
222 /* Throw errors if cnid_add fails. */
223 if (dbcnid == CNID_INVALID) {
225 case CNID_ERR_CLOSE: /* the db is closed */
228 LOG(log_error, logtype_afpd, "get_id: Incorrect parameters passed to cnid_add");
229 afp_errno = AFPERR_PARAM;
232 afp_errno = AFPERR_PARAM;
235 /* Close CNID backend if "dbd" and switch to temp in-memory "tdb" */
236 /* we have to do it here for "dbd" because it uses "lazy opening" */
237 /* In order to not end in a loop somehow with goto restart below */
239 if (first && (strcmp(vol->v_cnidscheme, "dbd") == 0)) { /* (3) */
240 cnid_close(vol->v_cdb);
241 free(vol->v_cnidscheme);
242 vol->v_cnidscheme = strdup("tdb");
244 int flags = CNID_FLAG_MEMORY;
245 if ((vol->v_flags & AFPVOL_NODEV)) {
246 flags |= CNID_FLAG_NODEV;
248 LOG(log_error, logtype_afpd, "Reopen volume %s using in memory temporary CNID DB.",
250 vol->v_cdb = cnid_open(vol->v_path, vol->v_umask, "tdb", flags, NULL, NULL);
252 /* deactivate cnid caching/storing in AppleDouble files and set ro mode*/
253 vol->v_flags &= ~AFPVOL_CACHE;
254 vol->v_flags |= AFPVOL_RO;
256 /* kill ourself with SIGUSR2 aka msg pending */
257 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
258 "Check server messages for details. Switching to read-only mode.");
259 kill(getpid(), SIGUSR2);
261 goto restart; /* not try again with the temp CNID db */
264 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB failed too!"
265 "Check server messages for details, can't recover from this state!");
269 afp_errno = AFPERR_MISC;
273 else if (adp && (adcnid != dbcnid)) { /* 4 */
274 /* Update the ressource fork. For a folder adp is always null */
275 LOG(log_debug, logtype_afpd, "get_id(%s/%s): calling ad_setid(old: %u, new: %u)",
276 getcwdpath(), upath, htonl(adcnid), htonl(dbcnid));
277 if (ad_setid(adp, st->st_dev, st->st_ino, dbcnid, did, vol->v_stamp)) {
288 /* -------------------------- */
289 int getmetadata(struct vol *vol,
291 struct path *path, struct dir *dir,
292 char *buf, size_t *buflen, struct adouble *adp)
294 char *data, *l_nameoff = NULL, *upath;
295 char *utf_nameoff = NULL;
300 u_char achar, fdType[4];
305 LOG(log_debug, logtype_afpd, "getmetadata(\"%s\")", path->u_name);
307 upath = path->u_name;
311 if ( ((bitmap & ( (1 << FILPBIT_FINFO)|(1 << FILPBIT_LNAME)|(1 <<FILPBIT_PDINFO) ) ) && !path->m_name)
312 || (bitmap & ( (1 << FILPBIT_LNAME) ) && utf8_encoding()) /* FIXME should be m_name utf8 filename */
313 || (bitmap & (1 << FILPBIT_FNUM))) {
316 struct dir *cachedfile;
317 int len = strlen(upath);
318 if ((cachedfile = dircache_search_by_name(vol, dir, upath, len)) != NULL)
319 id = cachedfile->d_did;
321 id = get_id(vol, adp, st, dir->d_did, upath, len);
323 /* Add it to the cache */
324 LOG(log_debug, logtype_afpd, "getmetadata: caching: did:%u, \"%s\", cnid:%u",
325 ntohl(dir->d_did), upath, ntohl(id));
327 /* Get macname from unixname first */
328 if (path->m_name == NULL) {
329 if ((path->m_name = utompath(vol, upath, id, utf8_encoding())) == NULL) {
330 LOG(log_error, logtype_afpd, "getmetadata: utompath error");
336 if (((fullpath = bstrcpy(dir->d_fullpath)) == NULL)
337 || (bconchar(fullpath, '/') != BSTR_OK)
338 || (bcatcstr(fullpath, upath)) != BSTR_OK) {
339 LOG(log_error, logtype_afpd, "getmetadata: fullpath: %s", strerror(errno));
343 if ((cachedfile = dir_new(path->m_name, upath, vol, dir->d_did, id, fullpath, st)) == NULL) {
344 LOG(log_error, logtype_afpd, "getmetadata: error from dir_new");
348 if ((dircache_add(vol, cachedfile)) != 0) {
349 LOG(log_error, logtype_afpd, "getmetadata: fatal dircache error");
357 if (id == CNID_INVALID)
361 path->m_name = utompath(vol, upath, id, utf8_encoding());
364 while ( bitmap != 0 ) {
365 while (( bitmap & 1 ) == 0 ) {
373 ad_getattr(adp, &ashort);
374 } else if (vol_inv_dots(vol) && *upath == '.') {
375 ashort = htons(ATTRBIT_INVISIBLE);
379 /* FIXME do we want a visual clue if the file is read only
382 accessmode(vol, ".", &ma, dir , NULL);
383 if ((ma.ma_user & AR_UWRITE)) {
384 accessmode(vol, upath, &ma, dir , st);
385 if (!(ma.ma_user & AR_UWRITE)) {
386 ashort |= htons(ATTRBIT_NOWRITE);
390 memcpy(data, &ashort, sizeof( ashort ));
391 data += sizeof( ashort );
392 LOG(log_debug, logtype_afpd, "metadata('%s'): AFP Attributes: %04x",
393 path->u_name, ntohs(ashort));
397 memcpy(data, &dir->d_did, sizeof( uint32_t ));
398 data += sizeof( uint32_t );
399 LOG(log_debug, logtype_afpd, "metadata('%s'): Parent DID: %u",
400 path->u_name, ntohl(dir->d_did));
404 if (!adp || (ad_getdate(adp, AD_DATE_CREATE, &aint) < 0))
405 aint = AD_DATE_FROM_UNIX(st->st_mtime);
406 memcpy(data, &aint, sizeof( aint ));
407 data += sizeof( aint );
411 if ( adp && (ad_getdate(adp, AD_DATE_MODIFY, &aint) == 0)) {
412 if ((st->st_mtime > AD_DATE_TO_UNIX(aint))) {
413 aint = AD_DATE_FROM_UNIX(st->st_mtime);
416 aint = AD_DATE_FROM_UNIX(st->st_mtime);
418 memcpy(data, &aint, sizeof( int ));
419 data += sizeof( int );
423 if (!adp || (ad_getdate(adp, AD_DATE_BACKUP, &aint) < 0))
424 aint = AD_DATE_START;
425 memcpy(data, &aint, sizeof( int ));
426 data += sizeof( int );
430 get_finderinfo(vol, upath, adp, (char *)data,S_ISLNK(st->st_mode));
431 data += ADEDLEN_FINDERI;
436 data += sizeof( uint16_t );
440 memset(data, 0, sizeof(uint16_t));
441 data += sizeof( uint16_t );
445 memcpy(data, &id, sizeof( id ));
446 data += sizeof( id );
447 LOG(log_debug, logtype_afpd, "metadata('%s'): CNID: %u",
448 path->u_name, ntohl(id));
452 if (st->st_size > 0xffffffff)
455 aint = htonl( st->st_size );
456 memcpy(data, &aint, sizeof( aint ));
457 data += sizeof( aint );
462 if (adp->ad_rlen > 0xffffffff)
465 aint = htonl( adp->ad_rlen);
469 memcpy(data, &aint, sizeof( aint ));
470 data += sizeof( aint );
473 /* Current client needs ProDOS info block for this file.
474 Use simple heuristic and let the Mac "type" string tell
475 us what the PD file code should be. Everything gets a
476 subtype of 0x0000 unless the original value was hashed
477 to "pXYZ" when we created it. See IA, Ver 2.
478 <shirsch@adelphia.net> */
479 case FILPBIT_PDINFO :
480 if (afp_version >= 30) { /* UTF8 name */
481 utf8 = kTextEncodingUTF8;
483 data += sizeof( uint16_t );
485 memcpy(data, &aint, sizeof( aint ));
486 data += sizeof( aint );
490 memcpy(fdType, ad_entry( adp, ADEID_FINDERI ), 4 );
492 if ( memcmp( fdType, "TEXT", 4 ) == 0 ) {
496 else if ( memcmp( fdType, "PSYS", 4 ) == 0 ) {
500 else if ( memcmp( fdType, "PS16", 4 ) == 0 ) {
504 else if ( memcmp( fdType, "BINA", 4 ) == 0 ) {
508 else if ( fdType[0] == 'p' ) {
510 ashort = (fdType[2] * 256) + fdType[3];
524 memcpy(data, &ashort, sizeof( ashort ));
525 data += sizeof( ashort );
526 memset(data, 0, sizeof( ashort ));
527 data += sizeof( ashort );
530 case FILPBIT_EXTDFLEN:
531 aint = htonl(st->st_size >> 32);
532 memcpy(data, &aint, sizeof( aint ));
533 data += sizeof( aint );
534 aint = htonl(st->st_size);
535 memcpy(data, &aint, sizeof( aint ));
536 data += sizeof( aint );
538 case FILPBIT_EXTRFLEN:
541 aint = htonl(adp->ad_rlen >> 32);
542 memcpy(data, &aint, sizeof( aint ));
543 data += sizeof( aint );
545 aint = htonl(adp->ad_rlen);
546 memcpy(data, &aint, sizeof( aint ));
547 data += sizeof( aint );
549 case FILPBIT_UNIXPR :
550 /* accessmode may change st_mode with ACLs */
551 accessmode(vol, upath, &ma, dir , st);
553 aint = htonl(st->st_uid);
554 memcpy( data, &aint, sizeof( aint ));
555 data += sizeof( aint );
556 aint = htonl(st->st_gid);
557 memcpy( data, &aint, sizeof( aint ));
558 data += sizeof( aint );
561 type == slnk indicates an OSX style symlink,
562 we have to add S_IFLNK to the mode, otherwise
563 10.3 clients freak out. */
567 memcpy(fdType, ad_entry( adp, ADEID_FINDERI ), 4 );
568 if ( memcmp( fdType, "slnk", 4 ) == 0 ) {
574 memcpy( data, &aint, sizeof( aint ));
575 data += sizeof( aint );
577 *data++ = ma.ma_user;
578 *data++ = ma.ma_world;
579 *data++ = ma.ma_group;
580 *data++ = ma.ma_owner;
584 return( AFPERR_BITMAP );
590 ashort = htons( data - buf );
591 memcpy(l_nameoff, &ashort, sizeof( ashort ));
592 data = set_name(vol, data, dir->d_did, path->m_name, id, 0);
595 ashort = htons( data - buf );
596 memcpy(utf_nameoff, &ashort, sizeof( ashort ));
597 data = set_name(vol, data, dir->d_did, path->m_name, id, utf8);
599 *buflen = data - buf;
603 /* ----------------------- */
604 int getfilparams(struct vol *vol,
606 struct path *path, struct dir *dir,
607 char *buf, size_t *buflen )
609 struct adouble ad, *adp;
613 LOG(log_debug, logtype_afpd, "getfilparams(\"%s\")", path->u_name);
615 opened = PARAM_NEED_ADP(bitmap);
620 int flags = (bitmap & (1 << FILPBIT_ATTR)) ? ADFLAGS_CHECK_OF : 0;
622 adp = of_ad(vol, path, &ad);
623 upath = path->u_name;
625 if ( ad_metadata( upath, flags, adp) < 0 ) {
628 LOG(log_error, logtype_afpd, "getfilparams(%s): %s: check resource fork permission?",
629 upath, strerror(errno));
630 return AFPERR_ACCESS;
632 LOG(log_error, logtype_afpd, "getfilparams(%s): bad resource fork", upath);
641 rc = getmetadata(vol, bitmap, path, dir, buf, buflen, adp);
642 ad_close(adp, ADFLAGS_HF);
647 /* ----------------------------- */
648 int afp_createfile(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
653 struct ofork *of = NULL;
655 int creatf, did, openf, retvalue = AFP_OK;
661 creatf = (unsigned char) *ibuf++;
663 memcpy(&vid, ibuf, sizeof( vid ));
664 ibuf += sizeof( vid );
666 if (NULL == ( vol = getvolbyvid( vid )) )
667 return( AFPERR_PARAM );
669 if (vol->v_flags & AFPVOL_RO)
672 memcpy(&did, ibuf, sizeof( did));
673 ibuf += sizeof( did );
675 if (NULL == ( dir = dirlookup( vol, did )) )
678 if (NULL == ( s_path = cname( vol, dir, &ibuf )) )
679 return get_afp_errno(AFPERR_PARAM);
681 if ( *s_path->m_name == '\0' )
682 return( AFPERR_BADTYPE );
684 upath = s_path->u_name;
687 /* if upath is deleted we already in trouble anyway */
688 if ((of = of_findname(s_path))) {
696 openf = ADFLAGS_RDWR | ADFLAGS_CREATE | ADFLAGS_TRUNC;
698 /* on a soft create, if the file is open then ad_open won't fail
699 because open syscall is not called */
700 openf = ADFLAGS_RDWR | ADFLAGS_CREATE | ADFLAGS_EXCL;
702 if (ad_open(&ad, upath, ADFLAGS_DF | ADFLAGS_HF | ADFLAGS_NOHF | openf, 0666) < 0) {
706 case ENOENT : /* we were already in 'did folder' so chdir() didn't fail */
707 return ( AFPERR_NOOBJ );
709 return( AFPERR_EXIST );
711 return( AFPERR_ACCESS );
714 return( AFPERR_DFULL );
716 return( AFPERR_PARAM );
719 if ( ad_meta_fileno( &ad ) == -1 ) { /* Hard META / HF */
720 /* FIXME with hard create on an existing file, we already
721 * corrupted the data file.
723 netatalk_unlink( upath );
724 ad_close( &ad, ADFLAGS_DF );
725 return AFPERR_ACCESS;
728 path = s_path->m_name;
729 ad_setname(&ad, path);
732 if (lstat(upath, &st) != 0) {
733 LOG(log_error, logtype_afpd, "afp_createfile(\"%s\"): stat: %s",
734 upath, strerror(errno));
735 ad_close(&ad, ADFLAGS_DF|ADFLAGS_HF);
739 (void)get_id(vol, &ad, &st, dir->d_did, upath, strlen(upath));
742 ad_close(&ad, ADFLAGS_DF|ADFLAGS_HF );
743 fce_register_new_file(s_path);
748 setvoltime(obj, vol );
753 int afp_setfilparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
759 uint16_t vid, bitmap;
764 memcpy(&vid, ibuf, sizeof( vid ));
765 ibuf += sizeof( vid );
766 if (NULL == ( vol = getvolbyvid( vid )) ) {
767 return( AFPERR_PARAM );
770 if (vol->v_flags & AFPVOL_RO)
773 memcpy(&did, ibuf, sizeof( did ));
774 ibuf += sizeof( did );
775 if (NULL == ( dir = dirlookup( vol, did )) ) {
776 return afp_errno; /* was AFPERR_NOOBJ */
779 memcpy(&bitmap, ibuf, sizeof( bitmap ));
780 bitmap = ntohs( bitmap );
781 ibuf += sizeof( bitmap );
783 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
784 return get_afp_errno(AFPERR_PARAM);
787 if (path_isadir(s_path)) {
788 return( AFPERR_BADTYPE ); /* it's a directory */
791 if ( s_path->st_errno != 0 ) {
792 return( AFPERR_NOOBJ );
795 if ((u_long)ibuf & 1 ) {
799 if (AFP_OK == ( rc = setfilparams(vol, s_path, bitmap, ibuf )) ) {
800 setvoltime(obj, vol );
807 * cf AFP3.0.pdf page 252 for change_mdate and change_parent_mdate logic
810 extern struct path Cur_Path;
812 int setfilparams(struct vol *vol,
813 struct path *path, uint16_t f_bitmap, char *buf )
815 struct adouble ad, *adp;
817 int bit, isad = 1, err = AFP_OK;
819 u_char achar, *fdType, xyy[4]; /* uninitialized, OK 310105 */
820 uint16_t ashort, bshort, oshort;
823 uint16_t upriv_bit = 0;
827 int change_mdate = 0;
828 int change_parent_mdate = 0;
833 uint16_t bitmap = f_bitmap;
834 uint32_t cdate,bdate;
835 u_char finder_buf[32];
838 LOG(log_debug9, logtype_afpd, "begin setfilparams:");
841 adp = of_ad(vol, path, &ad);
842 upath = path->u_name;
844 if (!vol_unix_priv(vol) && check_access(upath, OPENACC_WR ) < 0) {
845 return AFPERR_ACCESS;
848 /* with unix priv maybe we have to change adouble file priv first */
850 while ( bitmap != 0 ) {
851 while (( bitmap & 1 ) == 0 ) {
858 memcpy(&ashort, buf, sizeof( ashort ));
859 buf += sizeof( ashort );
863 memcpy(&cdate, buf, sizeof(cdate));
864 buf += sizeof( cdate );
867 memcpy(&newdate, buf, sizeof( newdate ));
868 buf += sizeof( newdate );
872 memcpy(&bdate, buf, sizeof( bdate));
873 buf += sizeof( bdate );
877 memcpy(finder_buf, buf, 32 );
878 if (memcmp(buf,"slnkrhap",8)==0 && !S_ISLNK(path->st.st_mode)){
883 char buf[PATH_MAX+1];
884 if ((fp=open(path->u_name,O_RDONLY))>=0){
885 if ((len=read(fp,buf,PATH_MAX+1))){
886 if (unlink(path->u_name)==0){
888 erc = symlink(buf, path->u_name);
897 goto setfilparam_done;
902 case FILPBIT_UNIXPR :
903 if (!vol_unix_priv(vol)) {
904 /* this volume doesn't use unix priv */
910 change_parent_mdate = 1;
912 memcpy( &aint, buf, sizeof( aint ));
913 f_uid = ntohl (aint);
914 buf += sizeof( aint );
915 memcpy( &aint, buf, sizeof( aint ));
916 f_gid = ntohl (aint);
917 buf += sizeof( aint );
918 setfilowner(vol, f_uid, f_gid, path);
920 memcpy( &upriv, buf, sizeof( upriv ));
921 buf += sizeof( upriv );
922 upriv = ntohl (upriv);
923 if ((upriv & S_IWUSR)) {
924 setfilunixmode(vol, path, upriv);
931 case FILPBIT_PDINFO :
932 if (afp_version < 30) { /* else it's UTF8 name */
935 /* Keep special case to support crlf translations */
936 if ((unsigned int) achar == 0x04) {
937 fdType = (u_char *)"TEXT";
940 xyy[0] = ( u_char ) 'p';
951 /* break while loop */
960 /* second try with adouble open
962 if (ad_open(adp, upath, ADFLAGS_HF | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) < 0) {
963 LOG(log_debug, logtype_afpd, "setfilparams: ad_open_metadata error");
965 * For some things, we don't need an adouble header:
966 * - change of modification date
967 * - UNIX privs (Bug-ID #2863424)
969 if (f_bitmap & ~(1<<FILPBIT_MDATE | 1<<FILPBIT_UNIXPR)) {
970 LOG(log_debug, logtype_afpd, "setfilparams: need adouble access");
971 return AFPERR_ACCESS;
973 LOG(log_debug, logtype_afpd, "setfilparams: no adouble perms, but only FILPBIT_MDATE and/or FILPBIT_UNIXPR");
975 } else if ((ad_get_MD_flags( adp ) & O_CREAT) ) {
976 ad_setname(adp, path->m_name);
981 while ( bitmap != 0 ) {
982 while (( bitmap & 1 ) == 0 ) {
989 ad_getattr(adp, &bshort);
991 if ( ntohs( ashort ) & ATTRBIT_SETCLR ) {
992 bshort |= htons( ntohs( ashort ) & ~ATTRBIT_SETCLR );
996 if ((bshort & htons(ATTRBIT_INVISIBLE)) != (oshort & htons(ATTRBIT_INVISIBLE)))
997 change_parent_mdate = 1;
998 ad_setattr(adp, bshort);
1000 case FILPBIT_CDATE :
1001 ad_setdate(adp, AD_DATE_CREATE, cdate);
1003 case FILPBIT_MDATE :
1005 case FILPBIT_BDATE :
1006 ad_setdate(adp, AD_DATE_BACKUP, bdate);
1008 case FILPBIT_FINFO :
1009 if (default_type( ad_entry( adp, ADEID_FINDERI ))
1011 ((em = getextmap( path->m_name )) &&
1012 !memcmp(finder_buf, em->em_type, sizeof( em->em_type )) &&
1013 !memcmp(finder_buf + 4, em->em_creator,sizeof( em->em_creator)))
1014 || ((em = getdefextmap()) &&
1015 !memcmp(finder_buf, em->em_type, sizeof( em->em_type )) &&
1016 !memcmp(finder_buf + 4, em->em_creator,sizeof( em->em_creator)))
1018 memcpy(finder_buf, ufinderi, 8 );
1020 memcpy(ad_entry( adp, ADEID_FINDERI ), finder_buf, 32 );
1022 case FILPBIT_UNIXPR :
1024 setfilunixmode(vol, path, upriv);
1027 case FILPBIT_PDINFO :
1028 if (afp_version < 30) { /* else it's UTF8 name */
1029 memcpy(ad_entry( adp, ADEID_FINDERI ), fdType, 4 );
1030 memcpy(ad_entry( adp, ADEID_FINDERI ) + 4, "pdos", 4 );
1035 err = AFPERR_BITMAP;
1036 goto setfilparam_done;
1043 if (change_mdate && newdate == 0 && gettimeofday(&tv, NULL) == 0) {
1044 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1048 ad_setdate(adp, AD_DATE_MODIFY, newdate);
1049 ut.actime = ut.modtime = AD_DATE_TO_UNIX(newdate);
1055 ad_close(adp, ADFLAGS_HF);
1058 if (change_parent_mdate && gettimeofday(&tv, NULL) == 0) {
1059 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1060 bitmap = 1<<FILPBIT_MDATE;
1061 setdirparams(vol, &Cur_Path, bitmap, (char *)&newdate);
1065 LOG(log_debug9, logtype_afpd, "end setfilparams:");
1071 * renamefile and copyfile take the old and new unix pathnames
1072 * and the new mac name.
1074 * sdir_fd source dir fd to which src path is relative (for openat et al semantics)
1075 * passing -1 means this is not used, src path is a full path
1076 * src the source path
1077 * dst the dest filename in current dir
1078 * newname the dest mac name
1079 * adp adouble struct of src file, if open, or & zeroed one
1082 int renamefile(const struct vol *vol, int sdir_fd, char *src, char *dst, char *newname, struct adouble *adp)
1086 LOG(log_debug, logtype_afpd,
1087 "renamefile: src[%d, \"%s\"] -> dst[\"%s\"]", sdir_fd, src, dst);
1089 if ( unix_rename( sdir_fd, src, -1, dst ) < 0 ) {
1092 return( AFPERR_NOOBJ );
1095 return( AFPERR_ACCESS );
1097 return AFPERR_VLOCK;
1098 case EXDEV : /* Cross device move -- try copy */
1099 /* NOTE: with open file it's an error because after the copy we will
1100 * get two files, it's fixable for our process (eg reopen the new file, get the
1101 * locks, and so on. But it doesn't solve the case with a second process
1103 if (adp->ad_open_forks) {
1104 /* FIXME warning in syslog so admin'd know there's a conflict ?*/
1105 return AFPERR_OLOCK; /* little lie */
1107 if (AFP_OK != ( rc = copyfile(vol, vol, sdir_fd, src, dst, newname, NULL )) ) {
1108 /* on error copyfile delete dest */
1111 return deletefile(vol, sdir_fd, src, 0);
1113 return( AFPERR_PARAM );
1117 if (vol->vfs->vfs_renamefile(vol, sdir_fd, src, dst) < 0 ) {
1121 /* try to undo the data fork rename,
1122 * we know we are on the same device
1125 unix_rename(-1, dst, sdir_fd, src );
1126 /* return the first error */
1129 return AFPERR_NOOBJ;
1132 return AFPERR_ACCESS ;
1134 return AFPERR_VLOCK;
1136 return AFPERR_PARAM ;
1141 /* don't care if we can't open the newly renamed ressource fork */
1142 if (ad_open(adp, dst, ADFLAGS_HF | ADFLAGS_RDWR) == 0) {
1143 ad_setname(adp, newname);
1145 ad_close( adp, ADFLAGS_HF );
1152 convert a Mac long name to an utf8 name,
1154 size_t mtoUTF8(const struct vol *vol, const char *src, size_t srclen, char *dest, size_t destlen)
1158 if ((size_t)-1 == (outlen = convert_string ( vol->v_maccharset, CH_UTF8_MAC, src, srclen, dest, destlen)) ) {
1164 /* ---------------- */
1165 int copy_path_name(const struct vol *vol, char *newname, char *ibuf)
1172 if ( type != 2 && !(afp_version >= 30 && type == 3) ) {
1178 if (( plen = (unsigned char)*ibuf++ ) != 0 ) {
1179 if (afp_version >= 30) {
1180 /* convert it to UTF8
1182 if ((plen = mtoUTF8(vol, ibuf, plen, newname, AFPOBJ_TMPSIZ)) == (size_t)-1)
1186 strncpy( newname, ibuf, plen );
1187 newname[ plen ] = '\0';
1189 if (strlen(newname) != plen) {
1190 /* there's \0 in newname, e.g. it's a pathname not
1198 memcpy(&hint, ibuf, sizeof(hint));
1199 ibuf += sizeof(hint);
1201 memcpy(&len16, ibuf, sizeof(len16));
1202 ibuf += sizeof(len16);
1203 plen = ntohs(len16);
1206 if (plen > AFPOBJ_TMPSIZ) {
1209 strncpy( newname, ibuf, plen );
1210 newname[ plen ] = '\0';
1211 if (strlen(newname) != plen) {
1220 /* -----------------------------------
1222 int afp_copyfile(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1224 struct vol *s_vol, *d_vol;
1226 char *newname, *p, *upath;
1227 struct path *s_path;
1228 uint32_t sdid, ddid;
1229 int err, retvalue = AFP_OK;
1230 uint16_t svid, dvid;
1232 struct adouble ad, *adp;
1238 memcpy(&svid, ibuf, sizeof( svid ));
1239 ibuf += sizeof( svid );
1240 if (NULL == ( s_vol = getvolbyvid( svid )) ) {
1241 return( AFPERR_PARAM );
1244 memcpy(&sdid, ibuf, sizeof( sdid ));
1245 ibuf += sizeof( sdid );
1246 if (NULL == ( dir = dirlookup( s_vol, sdid )) ) {
1250 memcpy(&dvid, ibuf, sizeof( dvid ));
1251 ibuf += sizeof( dvid );
1252 memcpy(&ddid, ibuf, sizeof( ddid ));
1253 ibuf += sizeof( ddid );
1255 if (NULL == ( s_path = cname( s_vol, dir, &ibuf )) ) {
1256 return get_afp_errno(AFPERR_PARAM);
1258 if ( path_isadir(s_path) ) {
1259 return( AFPERR_BADTYPE );
1262 /* don't allow copies when the file is open.
1263 * XXX: the spec only calls for read/deny write access.
1264 * however, copyfile doesn't have any of that info,
1265 * and locks need to stay coherent. as a result,
1266 * we just balk if the file is opened already. */
1268 adp = of_ad(s_vol, s_path, &ad);
1270 if (ad_open(adp, s_path->u_name, ADFLAGS_DF | ADFLAGS_HF | ADFLAGS_NOHF | ADFLAGS_RDONLY | ADFLAGS_SETSHRMD) < 0) {
1271 return AFPERR_DENYCONF;
1273 denyreadset = (ad_testlock(adp, ADEID_DFORK, AD_FILELOCK_DENY_RD) != 0 ||
1274 ad_testlock(adp, ADEID_RFORK, AD_FILELOCK_DENY_RD) != 0 );
1277 retvalue = AFPERR_DENYCONF;
1281 newname = obj->newtmp;
1282 strcpy( newname, s_path->m_name );
1284 p = ctoupath( s_vol, curdir, newname );
1286 retvalue = AFPERR_PARAM;
1290 if (NULL == ( d_vol = getvolbyvid( dvid )) ) {
1291 retvalue = AFPERR_PARAM;
1295 if (d_vol->v_flags & AFPVOL_RO) {
1296 retvalue = AFPERR_VLOCK;
1300 if (NULL == ( dir = dirlookup( d_vol, ddid )) ) {
1301 retvalue = afp_errno;
1305 if (( s_path = cname( d_vol, dir, &ibuf )) == NULL ) {
1306 retvalue = get_afp_errno(AFPERR_NOOBJ);
1310 if ( *s_path->m_name != '\0' ) {
1311 retvalue =path_error(s_path, AFPERR_NOOBJ);
1315 /* one of the handful of places that knows about the path type */
1316 if (copy_path_name(d_vol, newname, ibuf) < 0) {
1317 retvalue = AFPERR_PARAM;
1320 /* newname is always only a filename so curdir *is* its
1323 if (NULL == (upath = mtoupath(d_vol, newname, curdir->d_did, utf8_encoding()))) {
1324 retvalue =AFPERR_PARAM;
1328 if ( (err = copyfile(s_vol, d_vol, -1, p, upath , newname, adp)) < 0 ) {
1334 setvoltime(obj, d_vol );
1337 ad_close( adp, ADFLAGS_DF |ADFLAGS_HF );
1341 /* ----------------------- */
1342 static int copy_all(const int dfd, const void *buf,
1348 LOG(log_debug9, logtype_afpd, "begin copy_all:");
1351 while (buflen > 0) {
1352 if ((cc = write(dfd, buf, buflen)) < 0) {
1364 LOG(log_debug9, logtype_afpd, "end copy_all:");
1370 /* --------------------------
1371 * copy only the fork data stream
1373 static int copy_fork(int eid, struct adouble *add, struct adouble *ads)
1381 if (eid == ADEID_DFORK) {
1382 sfd = ad_data_fileno(ads);
1383 dfd = ad_data_fileno(add);
1386 sfd = ad_reso_fileno(ads);
1387 dfd = ad_reso_fileno(add);
1390 if (add->ad_version == AD_VERSION2)
1391 soff = doff = ad_getentryoff(ads, eid);
1393 if (eid == ADEID_DFORK)
1394 soff = doff = ad_getentryoff(ads, eid);
1399 soff = doff = ADEDOFF_RFORK_OSX;
1404 if ((off_t)-1 == lseek(sfd, soff, SEEK_SET))
1407 if ((off_t)-1 == lseek(dfd, doff, SEEK_SET))
1410 #if 0 /* ifdef SENDFILE_FLAVOR_LINUX */
1411 /* doesn't work With 2.6 FIXME, only check for EBADFD ? */
1415 #define BUF 128*1024*1024
1417 if (fstat(sfd, &st) == 0) {
1420 if ( offset >= st.st_size) {
1423 size = (st.st_size -offset > BUF)?BUF:st.st_size -offset;
1424 if ((cc = sys_sendfile(dfd, sfd, &offset, size)) < 0) {
1427 case EINVAL: /* there's no guarantee that all fs support sendfile */
1436 lseek(sfd, offset, SEEK_SET);
1440 if ((cc = read(sfd, filebuf, sizeof(filebuf))) < 0) {
1447 if (!cc || ((err = copy_all(dfd, filebuf, cc)) < 0)) {
1454 /* ----------------------------------
1455 * if newname is NULL (from directory.c) we don't want to copy the resource fork.
1456 * because we are doing it elsewhere.
1457 * currently if newname is NULL then adp is NULL.
1459 int copyfile(const struct vol *s_vol,
1460 const struct vol *d_vol,
1465 struct adouble *adp)
1467 struct adouble ads, add;
1474 LOG(log_debug, logtype_afpd, "copyfile(sfd:%d,s:'%s',d:'%s',n:'%s')",
1475 sfd, src, dst, newname);
1478 ad_init(&ads, s_vol);
1482 adflags = ADFLAGS_DF | ADFLAGS_RF | ADFLAGS_NORF;
1484 adflags |= ADFLAGS_HF;
1487 if (ad_openat(adp, sfd, src, adflags | ADFLAGS_NOHF | ADFLAGS_RDONLY) < 0) {
1492 if (!AD_RSRC_OPEN(adp))
1493 /* no resource fork, don't create one for dst file */
1494 adflags &= ~ADFLAGS_RF;
1496 stat_result = fstat(ad_data_fileno(adp), &st); /* saving stat exit code, thus saving us on one more stat later on */
1498 if (stat_result < 0) {
1499 /* unlikely but if fstat fails, the default file mode will be 0666. */
1500 st.st_mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
1503 ad_init(&add, d_vol);
1504 if (ad_open(&add, dst, adflags | ADFLAGS_RDWR | ADFLAGS_CREATE | ADFLAGS_EXCL, st.st_mode) < 0) {
1506 ad_close( adp, adflags );
1507 if (EEXIST != ret_err) {
1508 deletefile(d_vol, -1, dst, 0);
1511 return AFPERR_EXIST;
1514 if (AD_RSRC_OPEN(adp))
1515 err = copy_fork(ADEID_RFORK, &add, adp);
1518 err = copy_fork(ADEID_DFORK, &add, adp);
1523 if (!ret_err && newname && (adflags & ADFLAGS_HF)) {
1524 /* set the new name in the resource fork */
1525 ad_copy_header(&add, adp);
1526 ad_setname(&add, newname);
1529 ad_close( adp, adflags );
1531 if (ad_close( &add, adflags ) <0) {
1536 deletefile(d_vol, -1, dst, 0);
1538 else if (stat_result == 0) {
1539 /* set dest modification date to src date */
1542 ut.actime = ut.modtime = st.st_mtime;
1544 /* FIXME netatalk doesn't use resource fork file date
1545 * but maybe we should set its modtime too.
1550 switch ( ret_err ) {
1556 return AFPERR_DFULL;
1558 return AFPERR_NOOBJ;
1560 return AFPERR_ACCESS;
1562 return AFPERR_VLOCK;
1564 return AFPERR_PARAM;
1568 /* -----------------------------------
1569 vol: not NULL delete cnid entry. then we are in curdir and file is a only filename
1570 checkAttrib: 1 check kFPDeleteInhibitBit (deletfile called by afp_delete)
1572 when deletefile is called we don't have lock on it, file is closed (for us)
1573 untrue if called by renamefile
1575 ad_open always try to open file RDWR first and ad_lock takes care of
1576 WRITE lock on read only file.
1579 static int check_attrib(struct adouble *adp)
1581 uint16_t bshort = 0;
1583 ad_getattr(adp, &bshort);
1585 * Does kFPDeleteInhibitBit (bit 8) set?
1587 if ((bshort & htons(ATTRBIT_NODELETE))) {
1588 return AFPERR_OLOCK;
1590 if ((bshort & htons(ATTRBIT_DOPEN | ATTRBIT_ROPEN))) {
1596 * dirfd can be used for unlinkat semantics
1598 int deletefile(const struct vol *vol, int dirfd, char *file, int checkAttrib)
1601 struct adouble *adp = NULL;
1602 int adflags, err = AFP_OK;
1605 LOG(log_debug, logtype_afpd, "deletefile('%s')", file);
1609 /* was EACCESS error try to get only metadata */
1610 /* we never want to create a resource fork here, we are going to delete it
1611 * moreover sometimes deletefile is called with a no existent file and
1612 * ad_open would create a 0 byte resource fork
1614 if ( ad_metadataat(dirfd, file, ADFLAGS_CHECK_OF, &ad) == 0 ) {
1615 if ((err = check_attrib(&ad))) {
1616 ad_close(&ad, ADFLAGS_HF);
1623 /* try to open both forks at once */
1624 adflags = ADFLAGS_DF;
1625 if (ad_openat(&ad, dirfd, file, adflags | ADFLAGS_RF | ADFLAGS_NORF | ADFLAGS_RDONLY) < 0 ) {
1630 case EACCES: /* maybe it's a file with no write mode for us */
1631 break; /* was return AFPERR_ACCESS;*/
1644 if ( adp && AD_RSRC_OPEN(adp) != -1 ) { /* there's a resource fork */
1645 adflags |= ADFLAGS_RF;
1646 /* FIXME we have a pb here because we want to know if a file is open
1647 * there's a 'priority inversion' if you can't open the ressource fork RW
1648 * you can delete it if it's open because you can't get a write lock.
1650 * ADLOCK_FILELOCK means the whole ressource fork, not only after the
1653 * FIXME it doesn't work for RFORK open read only and fork open without deny mode
1655 if (ad_tmplock(&ad, ADEID_RFORK, ADLOCK_WR |ADLOCK_FILELOCK, 0, 0, 0) < 0 ) {
1661 if (adp && ad_tmplock( &ad, ADEID_DFORK, ADLOCK_WR, 0, 0, 0 ) < 0) {
1662 LOG(log_error, logtype_afpd, "deletefile('%s'): ad_tmplock error: %s", file, strerror(errno));
1664 } else if (!(err = vol->vfs->vfs_deletefile(vol, dirfd, file)) && !(err = netatalk_unlinkat(dirfd, file )) ) {
1666 if (checkAttrib && (id = cnid_get(vol->v_cdb, curdir->d_did, file, strlen(file)))) {
1667 cnid_delete(vol->v_cdb, id);
1673 ad_close(&ad, ADFLAGS_HF);
1676 ad_close( &ad, adflags ); /* ad_close removes locks if any */
1681 /* ------------------------------------ */
1682 /* return a file id */
1683 int afp_createid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1692 struct path *s_path;
1698 memcpy(&vid, ibuf, sizeof(vid));
1699 ibuf += sizeof(vid);
1701 if (NULL == ( vol = getvolbyvid( vid )) ) {
1702 return( AFPERR_PARAM);
1705 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1709 if (vol->v_flags & AFPVOL_RO)
1710 return AFPERR_VLOCK;
1712 memcpy(&did, ibuf, sizeof( did ));
1713 ibuf += sizeof(did);
1715 if (NULL == ( dir = dirlookup( vol, did )) ) {
1716 return afp_errno; /* was AFPERR_PARAM */
1719 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
1720 return get_afp_errno(AFPERR_NOOBJ); /* was AFPERR_PARAM */
1723 if ( path_isadir(s_path) ) {
1724 return( AFPERR_BADTYPE );
1727 upath = s_path->u_name;
1728 switch (s_path->st_errno) {
1730 break; /* success */
1733 return AFPERR_ACCESS;
1735 return AFPERR_NOOBJ;
1737 return AFPERR_PARAM;
1740 if ((id = cnid_lookup(vol->v_cdb, st, did, upath, len = strlen(upath)))) {
1741 memcpy(rbuf, &id, sizeof(id));
1742 *rbuflen = sizeof(id);
1743 return AFPERR_EXISTID;
1746 if ((id = get_id(vol, NULL, st, did, upath, len)) != CNID_INVALID) {
1747 memcpy(rbuf, &id, sizeof(id));
1748 *rbuflen = sizeof(id);
1755 /* ------------------------------- */
1761 static int reenumerate_loop(struct dirent *de, char *mname _U_, void *data)
1764 struct reenum *param = data;
1765 struct vol *vol = param->vol;
1766 cnid_t did = param->did;
1769 if ( lstat(de->d_name, &path.st) < 0 )
1772 /* update or add to cnid */
1773 aint = cnid_add(vol->v_cdb, &path.st, did, de->d_name, strlen(de->d_name), 0); /* ignore errors */
1778 /* --------------------
1779 * Ok the db is out of synch with the dir.
1780 * but if it's a deleted file we don't want to do it again and again.
1783 reenumerate_id(struct vol *vol, char *name, struct dir *dir)
1789 if (vol->v_cdb == NULL) {
1793 /* FIXME use of_statdir ? */
1794 if (lstat(name, &st)) {
1798 if (dirreenumerate(dir, &st)) {
1799 /* we already did it once and the dir haven't been modified */
1800 return dir->d_offcnt;
1804 data.did = dir->d_did;
1805 if ((ret = for_each_dirent(vol, name, reenumerate_loop, (void *)&data)) >= 0) {
1806 setdiroffcnt(curdir, &st, ret);
1807 dir->d_flags |= DIRF_CNID;
1813 /* ------------------------------
1814 resolve a file id */
1815 int afp_resolveid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1824 uint16_t vid, bitmap;
1826 static char buffer[12 + MAXPATHLEN + 1];
1827 int len = 12 + MAXPATHLEN + 1;
1832 memcpy(&vid, ibuf, sizeof(vid));
1833 ibuf += sizeof(vid);
1835 if (NULL == ( vol = getvolbyvid( vid )) ) {
1836 return( AFPERR_PARAM);
1839 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1843 memcpy(&id, ibuf, sizeof( id ));
1848 /* some MacOS versions after a catsearch do a *lot* of afp_resolveid with 0 */
1852 if (NULL == (upath = cnid_resolve(vol->v_cdb, &id, buffer, len)) ) {
1853 return AFPERR_NOID; /* was AFPERR_BADID, but help older Macs */
1856 if (NULL == ( dir = dirlookup( vol, id )) ) {
1857 return AFPERR_NOID; /* idem AFPERR_PARAM */
1859 if (movecwd(vol, dir) < 0) {
1863 return AFPERR_ACCESS;
1867 return AFPERR_PARAM;
1871 memset(&path, 0, sizeof(path));
1872 path.u_name = upath;
1873 if ( of_stat(&path) < 0 ) {
1875 /* with nfs and our working directory is deleted */
1876 if (errno == ESTALE) {
1880 if ( errno == ENOENT && !retry) {
1881 /* cnid db is out of sync, reenumerate the directory and update ids */
1882 reenumerate_id(vol, ".", dir);
1890 return AFPERR_ACCESS;
1894 return AFPERR_PARAM;
1898 /* directories are bad */
1899 if (S_ISDIR(path.st.st_mode)) {
1900 /* OS9 and OSX don't return the same error code */
1901 return (afp_version >=30)?AFPERR_NOID:AFPERR_BADTYPE;
1904 memcpy(&bitmap, ibuf, sizeof(bitmap));
1905 bitmap = ntohs( bitmap );
1906 if (NULL == (path.m_name = utompath(vol, upath, cnid, utf8_encoding()))) {
1910 if (AFP_OK != (err = getfilparams(vol, bitmap, &path , curdir,
1911 rbuf + sizeof(bitmap), &buflen))) {
1914 *rbuflen = buflen + sizeof(bitmap);
1915 memcpy(rbuf, ibuf, sizeof(bitmap));
1920 /* ------------------------------ */
1921 int afp_deleteid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1931 static char buffer[12 + MAXPATHLEN + 1];
1932 int len = 12 + MAXPATHLEN + 1;
1937 memcpy(&vid, ibuf, sizeof(vid));
1938 ibuf += sizeof(vid);
1940 if (NULL == ( vol = getvolbyvid( vid )) ) {
1941 return( AFPERR_PARAM);
1944 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1948 if (vol->v_flags & AFPVOL_RO)
1949 return AFPERR_VLOCK;
1951 memcpy(&id, ibuf, sizeof( id ));
1955 if (NULL == (upath = cnid_resolve(vol->v_cdb, &id, buffer, len)) ) {
1959 if (NULL == ( dir = dirlookup( vol, id )) ) {
1960 if (afp_errno == AFPERR_NOOBJ) {
1964 return( AFPERR_PARAM );
1968 if ((movecwd(vol, dir) < 0) || (lstat(upath, &st) < 0)) {
1972 return AFPERR_ACCESS;
1977 /* still try to delete the id */
1981 return AFPERR_PARAM;
1984 else if (S_ISDIR(st.st_mode)) /* directories are bad */
1985 return AFPERR_BADTYPE;
1988 if (cnid_delete(vol->v_cdb, fileid)) {
1991 return AFPERR_VLOCK;
1994 return AFPERR_ACCESS;
1996 return AFPERR_PARAM;
2003 /* ------------------------------ */
2004 static struct adouble *find_adouble(struct path *path, struct ofork **of, struct adouble *adp)
2008 if (path->st_errno) {
2009 switch (path->st_errno) {
2011 afp_errno = AFPERR_NOID;
2015 afp_errno = AFPERR_ACCESS;
2018 afp_errno = AFPERR_PARAM;
2023 /* we use file_access both for legacy Mac perm and
2024 * for unix privilege, rename will take care of folder perms
2026 if (file_access(path, OPENACC_WR ) < 0) {
2027 afp_errno = AFPERR_ACCESS;
2031 if ((*of = of_findname(path))) {
2032 /* reuse struct adouble so it won't break locks */
2036 ret = ad_open(adp, path->u_name, ADFLAGS_HF | ADFLAGS_RDWR);
2038 if ( !ret && ad_reso_fileno(adp) != -1 && !(adp->ad_resource_fork.adf_flags & ( O_RDWR | O_WRONLY))) {
2040 * The user must have the Read & Write privilege for both files in order to use this command.
2042 ad_close(adp, ADFLAGS_HF);
2043 afp_errno = AFPERR_ACCESS;
2050 #define APPLETEMP ".AppleTempXXXXXX"
2052 int afp_exchangefiles(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2054 struct stat srcst, destst;
2056 struct dir *dir, *sdir;
2057 char *spath, temp[17], *p;
2058 char *supath, *upath;
2063 struct adouble *adsp = NULL;
2064 struct adouble *addp = NULL;
2065 struct ofork *s_of = NULL;
2066 struct ofork *d_of = NULL;
2079 memcpy(&vid, ibuf, sizeof(vid));
2080 ibuf += sizeof(vid);
2082 if (NULL == ( vol = getvolbyvid( vid )) ) {
2083 return( AFPERR_PARAM);
2086 if ((vol->v_flags & AFPVOL_RO))
2087 return AFPERR_VLOCK;
2089 /* source and destination dids */
2090 memcpy(&sid, ibuf, sizeof(sid));
2091 ibuf += sizeof(sid);
2092 memcpy(&did, ibuf, sizeof(did));
2093 ibuf += sizeof(did);
2096 if (NULL == (dir = dirlookup( vol, sid )) ) {
2097 return afp_errno; /* was AFPERR_PARAM */
2100 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
2101 return get_afp_errno(AFPERR_NOOBJ);
2104 if ( path_isadir(path) ) {
2105 return AFPERR_BADTYPE; /* it's a dir */
2108 /* save some stuff */
2111 spath = obj->oldtmp;
2112 supath = obj->newtmp;
2113 strcpy(spath, path->m_name);
2114 strcpy(supath, path->u_name); /* this is for the cnid changing */
2115 p = absupath( vol, sdir, supath);
2117 /* pathname too long */
2118 return AFPERR_PARAM ;
2122 if (!(adsp = find_adouble( path, &s_of, &ads))) {
2126 /* ***** from here we may have resource fork open **** */
2128 /* look for the source cnid. if it doesn't exist, don't worry about
2130 sid = cnid_lookup(vol->v_cdb, &srcst, sdir->d_did, supath,slen = strlen(supath));
2132 if (NULL == ( dir = dirlookup( vol, did )) ) {
2133 err = afp_errno; /* was AFPERR_PARAM */
2134 goto err_exchangefile;
2137 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
2138 err = get_afp_errno(AFPERR_NOOBJ);
2139 goto err_exchangefile;
2142 if ( path_isadir(path) ) {
2143 err = AFPERR_BADTYPE;
2144 goto err_exchangefile;
2147 /* FPExchangeFiles is the only call that can return the SameObj
2149 if ((curdir == sdir) && strcmp(spath, path->m_name) == 0) {
2150 err = AFPERR_SAMEOBJ;
2151 goto err_exchangefile;
2155 if (!(addp = find_adouble( path, &d_of, &add))) {
2157 goto err_exchangefile;
2161 /* they are not on the same device and at least one is open
2162 * FIXME broken for for crossdev and adouble v2
2165 crossdev = (srcst.st_dev != destst.st_dev);
2166 if (/* (d_of || s_of) && */ crossdev) {
2168 goto err_exchangefile;
2171 /* look for destination id. */
2172 upath = path->u_name;
2173 did = cnid_lookup(vol->v_cdb, &destst, curdir->d_did, upath, dlen = strlen(upath));
2175 /* construct a temp name.
2176 * NOTE: the temp file will be in the dest file's directory. it
2177 * will also be inaccessible from AFP. */
2178 memcpy(temp, APPLETEMP, sizeof(APPLETEMP));
2179 if (!mktemp(temp)) {
2181 goto err_exchangefile;
2185 /* FIXME we need to close fork for copy, both s_of and d_of are null */
2186 ad_close(adsp, ADFLAGS_HF);
2187 ad_close(addp, ADFLAGS_HF);
2190 /* now, quickly rename the file. we error if we can't. */
2191 if ((err = renamefile(vol, -1, p, temp, temp, adsp)) != AFP_OK)
2192 goto err_exchangefile;
2193 of_rename(vol, s_of, sdir, spath, curdir, temp);
2195 /* rename destination to source */
2196 if ((err = renamefile(vol, -1, upath, p, spath, addp)) != AFP_OK)
2197 goto err_src_to_tmp;
2198 of_rename(vol, d_of, curdir, path->m_name, sdir, spath);
2200 /* rename temp to destination */
2201 if ((err = renamefile(vol, -1, temp, upath, path->m_name, adsp)) != AFP_OK)
2202 goto err_dest_to_src;
2203 of_rename(vol, s_of, curdir, temp, curdir, path->m_name);
2205 /* id's need switching. src -> dest and dest -> src.
2206 * we need to re-stat() if it was a cross device copy.
2209 cnid_delete(vol->v_cdb, sid);
2211 cnid_delete(vol->v_cdb, did);
2213 if ((did && ( (crossdev && lstat( upath, &srcst) < 0) ||
2214 cnid_update(vol->v_cdb, did, &srcst, curdir->d_did,upath, dlen) < 0))
2216 (sid && ( (crossdev && lstat(p, &destst) < 0) ||
2217 cnid_update(vol->v_cdb, sid, &destst, sdir->d_did,supath, slen) < 0))
2222 err = AFPERR_ACCESS;
2227 goto err_temp_to_dest;
2230 /* here we need to reopen if crossdev */
2231 if (sid && ad_setid(addp, destst.st_dev, destst.st_ino, sid, sdir->d_did, vol->v_stamp))
2236 if (did && ad_setid(adsp, srcst.st_dev, srcst.st_ino, did, curdir->d_did, vol->v_stamp))
2241 /* change perms, src gets dest perm and vice versa */
2246 LOG(log_error, logtype_afpd, "seteuid failed %s", strerror(errno));
2247 err = AFP_OK; /* ignore error */
2248 goto err_temp_to_dest;
2252 * we need to exchange ACL entries as well
2254 /* exchange_acls(vol, p, upath); */
2259 path->m_name = NULL;
2260 path->u_name = upath;
2262 setfilunixmode(vol, path, destst.st_mode);
2263 setfilowner(vol, destst.st_uid, destst.st_gid, path);
2270 setfilunixmode(vol, path, srcst.st_mode);
2271 setfilowner(vol, srcst.st_uid, srcst.st_gid, path);
2273 if ( setegid(gid) < 0 || seteuid(uid) < 0) {
2274 LOG(log_error, logtype_afpd, "can't seteuid back %s", strerror(errno));
2279 goto err_exchangefile;
2281 /* all this stuff is so that we can unwind a failed operation
2284 /* rename dest to temp */
2285 renamefile(vol, -1, upath, temp, temp, adsp);
2286 of_rename(vol, s_of, curdir, upath, curdir, temp);
2289 /* rename source back to dest */
2290 renamefile(vol, -1, p, upath, path->m_name, addp);
2291 of_rename(vol, d_of, sdir, spath, curdir, path->m_name);
2294 /* rename temp back to source */
2295 renamefile(vol, -1, temp, p, spath, adsp);
2296 of_rename(vol, s_of, curdir, temp, sdir, spath);
2299 if ( !s_of && adsp && ad_meta_fileno(adsp) != -1 ) { /* META */
2300 ad_close(adsp, ADFLAGS_HF);
2302 if ( !d_of && addp && ad_meta_fileno(addp) != -1 ) {/* META */
2303 ad_close(addp, ADFLAGS_HF);
2307 if ((cached = dircache_search_by_did(vol, sid)) != NULL)
2308 (void)dir_remove(vol, cached);
2309 if ((cached = dircache_search_by_did(vol, did)) != NULL)
2310 (void)dir_remove(vol, cached);