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>
27 #include <atalk/netatalk_conf.h>
29 #include "directory.h"
38 /* the format for the finderinfo fields (from IM: Toolbox Essentials):
39 * field bytes subfield bytes
42 * ioFlFndrInfo 16 -> type 4 type field
43 * creator 4 creator field
44 * flags 2 finder flags:
46 * location 4 location in window
47 * folder 2 window that contains file
49 * ioFlXFndrInfo 16 -> iconID 2 icon id
51 * script 1 script system
53 * commentID 2 comment id
54 * putawayID 4 home directory id
57 const u_char ufinderi[ADEDLEN_FINDERI] = {
58 0, 0, 0, 0, 0, 0, 0, 0,
59 1, 0, 0, 0, 0, 0, 0, 0,
60 0, 0, 0, 0, 0, 0, 0, 0,
61 0, 0, 0, 0, 0, 0, 0, 0
64 static const u_char old_ufinderi[] = {
65 'T', 'E', 'X', 'T', 'U', 'N', 'I', 'X'
68 /* ----------------------
70 static int default_type(void *finder)
72 if (!memcmp(finder, ufinderi, 8) || !memcmp(finder, old_ufinderi, 8))
77 /* FIXME path : unix or mac name ? (for now it's unix name ) */
78 void *get_finderinfo(const struct vol *vol, const char *upath, struct adouble *adp, void *data, int islink)
81 void *ad_finder = NULL;
85 ad_finder = ad_entry(adp, ADEID_FINDERI);
88 memcpy(data, ad_finder, ADEDLEN_FINDERI);
90 if (default_type(ad_finder))
94 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);
112 /** Only enter if no appledouble information and no finder information found. */
113 if (chk_ext && (em = getextmap( upath ))) {
114 memcpy(data, em->em_type, sizeof( em->em_type ));
115 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(vol->v_obj)) {
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 if (!(vol->v_flags & AFPVOL_TM)) {
253 vol->v_flags |= AFPVOL_RO;
254 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB instead."
255 "Check server messages for details. Switching to read-only mode.");
256 kill(getpid(), SIGUSR2);
258 goto restart; /* now try again with the temp CNID db */
260 setmessage("Something wrong with the volume's CNID DB, using temporary CNID DB failed too!"
261 "Check server messages for details, can't recover from this state!");
264 afp_errno = AFPERR_MISC;
268 else if (adp && adcnid && (adcnid != dbcnid)) { /* 4 */
269 /* Update the ressource fork. For a folder adp is always null */
270 LOG(log_debug, logtype_afpd, "get_id(%s/%s): calling ad_setid(old: %u, new: %u)",
271 getcwdpath(), upath, htonl(adcnid), htonl(dbcnid));
272 if (ad_setid(adp, st->st_dev, st->st_ino, dbcnid, did, vol->v_stamp)) {
273 if (ad_flush(adp) != 0)
274 LOG(log_error, logtype_afpd, "get_id(\"%s\"): can't flush", fullpathname(upath));
284 /* -------------------------- */
285 int getmetadata(const AFPObj *obj,
288 struct path *path, struct dir *dir,
289 char *buf, size_t *buflen, struct adouble *adp)
291 char *data, *l_nameoff = NULL, *upath;
292 char *utf_nameoff = NULL;
297 u_char achar, fdType[4];
302 LOG(log_debug, logtype_afpd, "getmetadata(\"%s\")", path->u_name);
304 upath = path->u_name;
308 if ( ((bitmap & ( (1 << FILPBIT_FINFO)|(1 << FILPBIT_LNAME)|(1 <<FILPBIT_PDINFO) ) ) && !path->m_name)
309 || (bitmap & ( (1 << FILPBIT_LNAME) ) && utf8_encoding(obj)) /* FIXME should be m_name utf8 filename */
310 || (bitmap & (1 << FILPBIT_FNUM))) {
313 struct dir *cachedfile;
314 int len = strlen(upath);
315 if ((cachedfile = dircache_search_by_name(vol, dir, upath, len)) != NULL)
316 id = cachedfile->d_did;
318 id = get_id(vol, adp, st, dir->d_did, upath, len);
320 /* Add it to the cache */
321 LOG(log_debug, logtype_afpd, "getmetadata: caching: did:%u, \"%s\", cnid:%u",
322 ntohl(dir->d_did), upath, ntohl(id));
324 /* Get macname from unixname first */
325 if (path->m_name == NULL) {
326 if ((path->m_name = utompath(vol, upath, id, utf8_encoding(obj))) == NULL) {
327 LOG(log_error, logtype_afpd, "getmetadata: utompath error");
333 if (((fullpath = bstrcpy(dir->d_fullpath)) == NULL)
334 || (bconchar(fullpath, '/') != BSTR_OK)
335 || (bcatcstr(fullpath, upath)) != BSTR_OK) {
336 LOG(log_error, logtype_afpd, "getmetadata: fullpath: %s", strerror(errno));
340 if ((cachedfile = dir_new(path->m_name, upath, vol, dir->d_did, id, fullpath, st)) == NULL) {
341 LOG(log_error, logtype_afpd, "getmetadata: error from dir_new");
345 if ((dircache_add(vol, cachedfile)) != 0) {
346 LOG(log_error, logtype_afpd, "getmetadata: fatal dircache error");
354 if (id == CNID_INVALID)
358 path->m_name = utompath(vol, upath, id, utf8_encoding(vol->v_obj));
361 while ( bitmap != 0 ) {
362 while (( bitmap & 1 ) == 0 ) {
370 ad_getattr(adp, &ashort);
371 } else if (vol_inv_dots(vol) && *upath == '.') {
372 ashort = htons(ATTRBIT_INVISIBLE);
376 /* FIXME do we want a visual clue if the file is read only
379 accessmode(vol, ".", &ma, dir , NULL);
380 if ((ma.ma_user & AR_UWRITE)) {
381 accessmode(vol, upath, &ma, dir , st);
382 if (!(ma.ma_user & AR_UWRITE)) {
383 ashort |= htons(ATTRBIT_NOWRITE);
387 memcpy(data, &ashort, sizeof( ashort ));
388 data += sizeof( ashort );
389 LOG(log_debug, logtype_afpd, "metadata('%s'): AFP Attributes: %04x",
390 path->u_name, ntohs(ashort));
394 memcpy(data, &dir->d_did, sizeof( uint32_t ));
395 data += sizeof( uint32_t );
396 LOG(log_debug, logtype_afpd, "metadata('%s'): Parent DID: %u",
397 path->u_name, ntohl(dir->d_did));
401 if (!adp || (ad_getdate(adp, AD_DATE_CREATE, &aint) < 0))
402 aint = AD_DATE_FROM_UNIX(st->st_mtime);
403 memcpy(data, &aint, sizeof( aint ));
404 data += sizeof( aint );
408 if ( adp && (ad_getdate(adp, AD_DATE_MODIFY, &aint) == 0)) {
409 if ((st->st_mtime > AD_DATE_TO_UNIX(aint))) {
410 aint = AD_DATE_FROM_UNIX(st->st_mtime);
413 aint = AD_DATE_FROM_UNIX(st->st_mtime);
415 memcpy(data, &aint, sizeof( int ));
416 data += sizeof( int );
420 if (!adp || (ad_getdate(adp, AD_DATE_BACKUP, &aint) < 0))
421 aint = AD_DATE_START;
422 memcpy(data, &aint, sizeof( int ));
423 data += sizeof( int );
427 get_finderinfo(vol, upath, adp, (char *)data,S_ISLNK(st->st_mode));
428 data += ADEDLEN_FINDERI;
433 data += sizeof( uint16_t );
437 memset(data, 0, sizeof(uint16_t));
438 data += sizeof( uint16_t );
442 memcpy(data, &id, sizeof( id ));
443 data += sizeof( id );
444 LOG(log_debug, logtype_afpd, "metadata('%s'): CNID: %u",
445 path->u_name, ntohl(id));
449 if (st->st_size > 0xffffffff)
452 aint = htonl( st->st_size );
453 memcpy(data, &aint, sizeof( aint ));
454 data += sizeof( aint );
459 if (adp->ad_rlen > 0xffffffff)
462 aint = htonl( adp->ad_rlen);
466 memcpy(data, &aint, sizeof( aint ));
467 data += sizeof( aint );
470 /* Current client needs ProDOS info block for this file.
471 Use simple heuristic and let the Mac "type" string tell
472 us what the PD file code should be. Everything gets a
473 subtype of 0x0000 unless the original value was hashed
474 to "pXYZ" when we created it. See IA, Ver 2.
475 <shirsch@adelphia.net> */
476 case FILPBIT_PDINFO :
477 if (obj->afp_version >= 30) { /* UTF8 name */
478 utf8 = kTextEncodingUTF8;
480 data += sizeof( uint16_t );
482 memcpy(data, &aint, sizeof( aint ));
483 data += sizeof( aint );
487 memcpy(fdType, ad_entry( adp, ADEID_FINDERI ), 4 );
489 if ( memcmp( fdType, "TEXT", 4 ) == 0 ) {
493 else if ( memcmp( fdType, "PSYS", 4 ) == 0 ) {
497 else if ( memcmp( fdType, "PS16", 4 ) == 0 ) {
501 else if ( memcmp( fdType, "BINA", 4 ) == 0 ) {
505 else if ( fdType[0] == 'p' ) {
507 ashort = (fdType[2] * 256) + fdType[3];
521 memcpy(data, &ashort, sizeof( ashort ));
522 data += sizeof( ashort );
523 memset(data, 0, sizeof( ashort ));
524 data += sizeof( ashort );
527 case FILPBIT_EXTDFLEN:
528 aint = htonl(st->st_size >> 32);
529 memcpy(data, &aint, sizeof( aint ));
530 data += sizeof( aint );
531 aint = htonl(st->st_size);
532 memcpy(data, &aint, sizeof( aint ));
533 data += sizeof( aint );
535 case FILPBIT_EXTRFLEN:
538 aint = htonl(adp->ad_rlen >> 32);
539 memcpy(data, &aint, sizeof( aint ));
540 data += sizeof( aint );
542 aint = htonl(adp->ad_rlen);
543 memcpy(data, &aint, sizeof( aint ));
544 data += sizeof( aint );
546 case FILPBIT_UNIXPR :
547 /* accessmode may change st_mode with ACLs */
548 accessmode(obj, vol, upath, &ma, dir , st);
550 aint = htonl(st->st_uid);
551 memcpy( data, &aint, sizeof( aint ));
552 data += sizeof( aint );
553 aint = htonl(st->st_gid);
554 memcpy( data, &aint, sizeof( aint ));
555 data += sizeof( aint );
558 type == slnk indicates an OSX style symlink,
559 we have to add S_IFLNK to the mode, otherwise
560 10.3 clients freak out. */
564 memcpy(fdType, ad_entry( adp, ADEID_FINDERI ), 4 );
565 if ( memcmp( fdType, "slnk", 4 ) == 0 ) {
571 memcpy( data, &aint, sizeof( aint ));
572 data += sizeof( aint );
574 *data++ = ma.ma_user;
575 *data++ = ma.ma_world;
576 *data++ = ma.ma_group;
577 *data++ = ma.ma_owner;
581 return( AFPERR_BITMAP );
587 ashort = htons( data - buf );
588 memcpy(l_nameoff, &ashort, sizeof( ashort ));
589 data = set_name(vol, data, dir->d_did, path->m_name, id, 0);
592 ashort = htons( data - buf );
593 memcpy(utf_nameoff, &ashort, sizeof( ashort ));
594 data = set_name(vol, data, dir->d_did, path->m_name, id, utf8);
596 *buflen = data - buf;
600 /* ----------------------- */
601 int getfilparams(const AFPObj *obj, struct vol *vol, uint16_t bitmap, struct path *path,
602 struct dir *dir, char *buf, size_t *buflen, int in_enumerate)
604 struct adouble ad, *adp;
609 LOG(log_debug, logtype_afpd, "getfilparams(\"%s\")", path->u_name);
611 opened = PARAM_NEED_ADP(bitmap);
617 * Dont check for and resturn open fork attributes when enumerating
618 * This saves a lot of syscalls, the client will hopefully only use the result
619 * in FPGetFileParms where we return the correct value
621 flags = (!in_enumerate &&(bitmap & (1 << FILPBIT_ATTR))) ? ADFLAGS_CHECK_OF : 0;
623 adp = of_ad(vol, path, &ad);
624 upath = path->u_name;
626 if ( ad_metadata( upath, flags, adp) < 0 ) {
629 LOG(log_error, logtype_afpd, "getfilparams(%s): %s: check resource fork permission?",
630 upath, strerror(errno));
631 return AFPERR_ACCESS;
633 LOG(log_error, logtype_afpd, "getfilparams(%s): bad resource fork", upath);
642 rc = getmetadata(obj, vol, bitmap, path, dir, buf, buflen, adp);
643 ad_close(adp, ADFLAGS_HF | flags);
648 /* ----------------------------- */
649 int afp_createfile(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
654 struct ofork *of = NULL;
656 int creatf, did, openf, retvalue = AFP_OK;
662 creatf = (unsigned char) *ibuf++;
664 memcpy(&vid, ibuf, sizeof( vid ));
665 ibuf += sizeof( vid );
667 if (NULL == ( vol = getvolbyvid( vid )) )
668 return( AFPERR_PARAM );
670 if (vol->v_flags & AFPVOL_RO)
673 memcpy(&did, ibuf, sizeof( did));
674 ibuf += sizeof( did );
676 if (NULL == ( dir = dirlookup( vol, did )) )
679 if (NULL == ( s_path = cname( vol, dir, &ibuf )) )
680 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 LOG(log_info, logtype_afpd, "afp_createfile: DISK FULL");
715 return( AFPERR_DFULL );
717 return( AFPERR_PARAM );
720 if ( ad_meta_fileno( &ad ) == -1 ) { /* Hard META / HF */
721 /* FIXME with hard create on an existing file, we already
722 * corrupted the data file.
724 netatalk_unlink( upath );
725 ad_close( &ad, ADFLAGS_DF );
726 return AFPERR_ACCESS;
729 path = s_path->m_name;
730 ad_setname(&ad, path);
733 if (lstat(upath, &st) != 0) {
734 LOG(log_error, logtype_afpd, "afp_createfile(\"%s\"): stat: %s",
735 upath, strerror(errno));
736 ad_close(&ad, ADFLAGS_DF|ADFLAGS_HF);
741 if ((id = get_id(vol, &ad, &st, dir->d_did, upath, strlen(upath))) == CNID_INVALID) {
742 LOG(log_error, logtype_afpd, "afp_createfile(\"%s\"): CNID error", upath);
743 goto createfile_iderr;
745 (void)ad_setid(&ad, st.st_dev, st.st_ino, id, dir->d_did, vol->v_stamp);
749 ad_close(&ad, ADFLAGS_DF|ADFLAGS_HF );
750 fce_register_new_file(s_path);
755 setvoltime(obj, vol );
760 int afp_setfilparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
766 uint16_t vid, bitmap;
771 memcpy(&vid, ibuf, sizeof( vid ));
772 ibuf += sizeof( vid );
773 if (NULL == ( vol = getvolbyvid( vid )) ) {
774 return( AFPERR_PARAM );
777 if (vol->v_flags & AFPVOL_RO)
780 memcpy(&did, ibuf, sizeof( did ));
781 ibuf += sizeof( did );
782 if (NULL == ( dir = dirlookup( vol, did )) ) {
783 return afp_errno; /* was AFPERR_NOOBJ */
786 memcpy(&bitmap, ibuf, sizeof( bitmap ));
787 bitmap = ntohs( bitmap );
788 ibuf += sizeof( bitmap );
790 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
791 return get_afp_errno(AFPERR_PARAM);
794 if (path_isadir(s_path)) {
795 return( AFPERR_BADTYPE ); /* it's a directory */
798 if ( s_path->st_errno != 0 ) {
799 return( AFPERR_NOOBJ );
802 if ((u_long)ibuf & 1 ) {
806 if (AFP_OK == ( rc = setfilparams(obj, vol, s_path, bitmap, ibuf )) ) {
807 setvoltime(obj, vol );
814 * cf AFP3.0.pdf page 252 for change_mdate and change_parent_mdate logic
817 extern struct path Cur_Path;
819 int setfilparams(const AFPObj *obj, struct vol *vol,
820 struct path *path, uint16_t f_bitmap, char *buf )
822 struct adouble ad, *adp;
824 int bit, isad = 1, err = AFP_OK;
826 u_char achar, *fdType, xyy[4]; /* uninitialized, OK 310105 */
827 uint16_t ashort, bshort, oshort;
830 uint16_t upriv_bit = 0;
832 int change_mdate = 0;
833 int change_parent_mdate = 0;
838 uint16_t bitmap = f_bitmap;
839 uint32_t cdate,bdate;
840 u_char finder_buf[32];
844 LOG(log_debug9, logtype_afpd, "begin setfilparams:");
847 adp = of_ad(vol, path, &ad);
848 upath = path->u_name;
850 if (!vol_unix_priv(vol) && check_access(obj, vol, upath, OPENACC_WR ) < 0) {
851 return AFPERR_ACCESS;
854 /* with unix priv maybe we have to change adouble file priv first */
856 while ( bitmap != 0 ) {
857 while (( bitmap & 1 ) == 0 ) {
864 memcpy(&ashort, buf, sizeof( ashort ));
865 buf += sizeof( ashort );
869 memcpy(&cdate, buf, sizeof(cdate));
870 buf += sizeof( cdate );
873 memcpy(&newdate, buf, sizeof( newdate ));
874 buf += sizeof( newdate );
878 memcpy(&bdate, buf, sizeof( bdate));
879 buf += sizeof( bdate );
883 memcpy(finder_buf, buf, 32 );
884 if (memcmp(buf, "slnkrhap", 8) == 0 && !S_ISLNK(path->st.st_mode)) {
888 char buf[PATH_MAX+1];
889 if ((fp = open(path->u_name, O_RDONLY)) >= 0) {
890 if ((len = read(fp, buf, PATH_MAX+1))) {
891 if (unlink(path->u_name) == 0) {
893 erc = symlink(buf, path->u_name);
902 goto setfilparam_done;
908 case FILPBIT_UNIXPR :
909 if (!vol_unix_priv(vol)) {
910 /* this volume doesn't use unix priv */
916 change_parent_mdate = 1;
918 memcpy( &aint, buf, sizeof( aint ));
919 f_uid = ntohl (aint);
920 buf += sizeof( aint );
921 memcpy( &aint, buf, sizeof( aint ));
922 f_gid = ntohl (aint);
923 buf += sizeof( aint );
924 setfilowner(vol, f_uid, f_gid, path);
926 memcpy( &upriv, buf, sizeof( upriv ));
927 buf += sizeof( upriv );
928 upriv = ntohl (upriv);
929 if ((upriv & S_IWUSR)) {
930 setfilunixmode(vol, path, upriv);
937 case FILPBIT_PDINFO :
938 if (obj->afp_version < 30) { /* else it's UTF8 name */
941 /* Keep special case to support crlf translations */
942 if ((unsigned int) achar == 0x04) {
943 fdType = (u_char *)"TEXT";
946 xyy[0] = ( u_char ) 'p';
957 /* break while loop */
966 /* second try with adouble open
968 if (ad_open(adp, upath, ADFLAGS_HF | ADFLAGS_RDWR | ADFLAGS_CREATE, 0666) < 0) {
969 LOG(log_debug, logtype_afpd, "setfilparams: ad_open_metadata error");
971 * For some things, we don't need an adouble header:
972 * - change of modification date
973 * - UNIX privs (Bug-ID #2863424)
975 if (!symlinked && f_bitmap & ~(1<<FILPBIT_MDATE | 1<<FILPBIT_UNIXPR)) {
976 LOG(log_debug, logtype_afpd, "setfilparams: need adouble access");
977 return AFPERR_ACCESS;
979 LOG(log_debug, logtype_afpd, "setfilparams: no adouble perms, but only FILPBIT_MDATE and/or FILPBIT_UNIXPR");
981 } else if ((ad_get_MD_flags( adp ) & O_CREAT) ) {
982 ad_setname(adp, path->m_name);
987 while ( bitmap != 0 ) {
988 while (( bitmap & 1 ) == 0 ) {
995 ad_getattr(adp, &bshort);
997 if ( ntohs( ashort ) & ATTRBIT_SETCLR ) {
998 bshort |= htons( ntohs( ashort ) & ~ATTRBIT_SETCLR );
1002 if ((bshort & htons(ATTRBIT_INVISIBLE)) != (oshort & htons(ATTRBIT_INVISIBLE)))
1003 change_parent_mdate = 1;
1004 ad_setattr(adp, bshort);
1006 case FILPBIT_CDATE :
1007 ad_setdate(adp, AD_DATE_CREATE, cdate);
1009 case FILPBIT_MDATE :
1011 case FILPBIT_BDATE :
1012 ad_setdate(adp, AD_DATE_BACKUP, bdate);
1014 case FILPBIT_FINFO :
1015 if (default_type( ad_entry( adp, ADEID_FINDERI ))
1017 ((em = getextmap( path->m_name )) &&
1018 !memcmp(finder_buf, em->em_type, sizeof( em->em_type )) &&
1019 !memcmp(finder_buf + 4, em->em_creator,sizeof( em->em_creator)))
1020 || ((em = getdefextmap()) &&
1021 !memcmp(finder_buf, em->em_type, sizeof( em->em_type )) &&
1022 !memcmp(finder_buf + 4, em->em_creator,sizeof( em->em_creator)))
1024 memcpy(finder_buf, ufinderi, 8 );
1026 memcpy(ad_entry( adp, ADEID_FINDERI ), finder_buf, 32 );
1028 case FILPBIT_UNIXPR :
1030 setfilunixmode(vol, path, upriv);
1033 case FILPBIT_PDINFO :
1034 if (obj->afp_version < 30) { /* else it's UTF8 name */
1035 memcpy(ad_entry( adp, ADEID_FINDERI ), fdType, 4 );
1036 memcpy(ad_entry( adp, ADEID_FINDERI ) + 4, "pdos", 4 );
1041 err = AFPERR_BITMAP;
1042 goto setfilparam_done;
1049 if (change_mdate && newdate == 0 && gettimeofday(&tv, NULL) == 0) {
1050 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1054 ad_setdate(adp, AD_DATE_MODIFY, newdate);
1055 ut.actime = ut.modtime = AD_DATE_TO_UNIX(newdate);
1061 ad_close(adp, ADFLAGS_HF);
1064 if (change_parent_mdate && gettimeofday(&tv, NULL) == 0) {
1065 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1066 bitmap = 1<<FILPBIT_MDATE;
1067 setdirparams(vol, &Cur_Path, bitmap, (char *)&newdate);
1071 LOG(log_debug9, logtype_afpd, "end setfilparams:");
1077 * renamefile and copyfile take the old and new unix pathnames
1078 * and the new mac name.
1080 * sdir_fd source dir fd to which src path is relative (for openat et al semantics)
1081 * passing -1 means this is not used, src path is a full path
1082 * src the source path
1083 * dst the dest filename in current dir
1084 * newname the dest mac name
1085 * adp adouble struct of src file, if open, or & zeroed one
1088 int renamefile(const struct vol *vol, int sdir_fd, char *src, char *dst, char *newname, struct adouble *adp)
1092 LOG(log_debug, logtype_afpd,
1093 "renamefile: src[%d, \"%s\"] -> dst[\"%s\"]", sdir_fd, src, dst);
1095 if ( unix_rename( sdir_fd, src, -1, dst ) < 0 ) {
1098 return( AFPERR_NOOBJ );
1101 return( AFPERR_ACCESS );
1103 return AFPERR_VLOCK;
1104 case EXDEV : /* Cross device move -- try copy */
1105 /* NOTE: with open file it's an error because after the copy we will
1106 * get two files, it's fixable for our process (eg reopen the new file, get the
1107 * locks, and so on. But it doesn't solve the case with a second process
1109 if (adp->ad_open_forks) {
1110 /* FIXME warning in syslog so admin'd know there's a conflict ?*/
1111 return AFPERR_OLOCK; /* little lie */
1113 if (AFP_OK != ( rc = copyfile(vol, vol, sdir_fd, src, dst, newname, NULL )) ) {
1114 /* on error copyfile delete dest */
1117 return deletefile(vol, sdir_fd, src, 0);
1119 return( AFPERR_PARAM );
1123 if (vol->vfs->vfs_renamefile(vol, sdir_fd, src, dst) < 0 ) {
1127 /* try to undo the data fork rename,
1128 * we know we are on the same device
1131 unix_rename(-1, dst, sdir_fd, src );
1132 /* return the first error */
1135 return AFPERR_NOOBJ;
1138 return AFPERR_ACCESS ;
1140 return AFPERR_VLOCK;
1142 return AFPERR_PARAM ;
1147 /* don't care if we can't open the newly renamed ressource fork */
1148 if (ad_open(adp, dst, ADFLAGS_HF | ADFLAGS_RDWR) == 0) {
1149 ad_setname(adp, newname);
1151 ad_close( adp, ADFLAGS_HF );
1158 convert a Mac long name to an utf8 name,
1160 size_t mtoUTF8(const struct vol *vol, const char *src, size_t srclen, char *dest, size_t destlen)
1164 if ((size_t)-1 == (outlen = convert_string ( vol->v_maccharset, CH_UTF8_MAC, src, srclen, dest, destlen)) ) {
1170 /* ---------------- */
1171 int copy_path_name(const struct vol *vol, char *newname, char *ibuf)
1178 if ( type != 2 && !(vol->v_obj->afp_version >= 30 && type == 3) ) {
1184 if (( plen = (unsigned char)*ibuf++ ) != 0 ) {
1185 if (vol->v_obj->afp_version >= 30) {
1186 /* convert it to UTF8
1188 if ((plen = mtoUTF8(vol, ibuf, plen, newname, AFPOBJ_TMPSIZ)) == (size_t)-1)
1192 strncpy( newname, ibuf, plen );
1193 newname[ plen ] = '\0';
1195 if (strlen(newname) != plen) {
1196 /* there's \0 in newname, e.g. it's a pathname not
1204 memcpy(&hint, ibuf, sizeof(hint));
1205 ibuf += sizeof(hint);
1207 memcpy(&len16, ibuf, sizeof(len16));
1208 ibuf += sizeof(len16);
1209 plen = ntohs(len16);
1212 if (plen > AFPOBJ_TMPSIZ) {
1215 strncpy( newname, ibuf, plen );
1216 newname[ plen ] = '\0';
1217 if (strlen(newname) != plen) {
1226 /* -----------------------------------
1228 int afp_copyfile(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1230 struct vol *s_vol, *d_vol;
1232 char *newname, *p, *upath;
1233 struct path *s_path;
1234 uint32_t sdid, ddid;
1235 int err, retvalue = AFP_OK;
1236 uint16_t svid, dvid;
1238 struct adouble ad, *adp;
1244 memcpy(&svid, ibuf, sizeof( svid ));
1245 ibuf += sizeof( svid );
1246 if (NULL == ( s_vol = getvolbyvid( svid )) ) {
1247 return( AFPERR_PARAM );
1250 memcpy(&sdid, ibuf, sizeof( sdid ));
1251 ibuf += sizeof( sdid );
1252 if (NULL == ( dir = dirlookup( s_vol, sdid )) ) {
1256 memcpy(&dvid, ibuf, sizeof( dvid ));
1257 ibuf += sizeof( dvid );
1258 memcpy(&ddid, ibuf, sizeof( ddid ));
1259 ibuf += sizeof( ddid );
1261 if (NULL == ( s_path = cname( s_vol, dir, &ibuf )) ) {
1262 return get_afp_errno(AFPERR_PARAM);
1264 if ( path_isadir(s_path) ) {
1265 return( AFPERR_BADTYPE );
1268 /* don't allow copies when the file is open.
1269 * XXX: the spec only calls for read/deny write access.
1270 * however, copyfile doesn't have any of that info,
1271 * and locks need to stay coherent. as a result,
1272 * we just balk if the file is opened already. */
1274 adp = of_ad(s_vol, s_path, &ad);
1276 if (ad_open(adp, s_path->u_name, ADFLAGS_DF | ADFLAGS_HF | ADFLAGS_NOHF | ADFLAGS_RDONLY | ADFLAGS_SETSHRMD) < 0) {
1277 return AFPERR_DENYCONF;
1279 #ifdef HAVE_FSHARE_T
1281 shmd.f_access = F_RDACC;
1282 shmd.f_deny = F_NODNY;
1283 if (fcntl(ad_data_fileno(adp), F_SHARE, &shmd) != 0) {
1284 retvalue = AFPERR_DENYCONF;
1287 if (AD_RSRC_OPEN(adp) && fcntl(ad_reso_fileno(adp), F_SHARE, &shmd) != 0) {
1288 retvalue = AFPERR_DENYCONF;
1292 denyreadset = (ad_testlock(adp, ADEID_DFORK, AD_FILELOCK_DENY_RD) != 0 ||
1293 ad_testlock(adp, ADEID_RFORK, AD_FILELOCK_DENY_RD) != 0 );
1296 retvalue = AFPERR_DENYCONF;
1300 newname = obj->newtmp;
1301 strcpy( newname, s_path->m_name );
1303 p = ctoupath( s_vol, curdir, newname );
1305 retvalue = AFPERR_PARAM;
1309 if (NULL == ( d_vol = getvolbyvid( dvid )) ) {
1310 retvalue = AFPERR_PARAM;
1314 if (d_vol->v_flags & AFPVOL_RO) {
1315 retvalue = AFPERR_VLOCK;
1319 if (NULL == ( dir = dirlookup( d_vol, ddid )) ) {
1320 retvalue = afp_errno;
1324 if (( s_path = cname( d_vol, dir, &ibuf )) == NULL ) {
1325 retvalue = get_afp_errno(AFPERR_NOOBJ);
1329 if ( *s_path->m_name != '\0' ) {
1330 retvalue =path_error(s_path, AFPERR_NOOBJ);
1334 /* one of the handful of places that knows about the path type */
1335 if (copy_path_name(d_vol, newname, ibuf) < 0) {
1336 retvalue = AFPERR_PARAM;
1339 /* newname is always only a filename so curdir *is* its
1342 if (NULL == (upath = mtoupath(d_vol, newname, curdir->d_did, utf8_encoding(d_vol->v_obj)))) {
1343 retvalue =AFPERR_PARAM;
1347 if ( (err = copyfile(s_vol, d_vol, -1, p, upath , newname, adp)) < 0 ) {
1353 setvoltime(obj, d_vol );
1356 ad_close( adp, ADFLAGS_DF |ADFLAGS_HF | ADFLAGS_SETSHRMD);
1360 /* ----------------------------------
1361 * if newname is NULL (from directory.c) we don't want to copy the resource fork.
1362 * because we are doing it elsewhere.
1363 * currently if newname is NULL then adp is NULL.
1365 int copyfile(const struct vol *s_vol,
1366 const struct vol *d_vol,
1371 struct adouble *adp)
1373 struct adouble ads, add;
1380 LOG(log_debug, logtype_afpd, "copyfile(sfd:%d,s:'%s',d:'%s',n:'%s')",
1381 sfd, src, dst, newname);
1384 ad_init(&ads, s_vol);
1388 adflags = ADFLAGS_DF | ADFLAGS_RF | ADFLAGS_NORF;
1390 if (ad_openat(adp, sfd, src, adflags | ADFLAGS_RDONLY) < 0) {
1395 if (!AD_RSRC_OPEN(adp))
1396 /* no resource fork, don't create one for dst file */
1397 adflags &= ~ADFLAGS_RF;
1399 stat_result = fstat(ad_data_fileno(adp), &st); /* saving stat exit code, thus saving us on one more stat later on */
1401 if (stat_result < 0) {
1402 /* unlikely but if fstat fails, the default file mode will be 0666. */
1403 st.st_mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH;
1406 ad_init(&add, d_vol);
1407 if (ad_open(&add, dst, adflags | ADFLAGS_RDWR | ADFLAGS_CREATE | ADFLAGS_EXCL, st.st_mode | S_IRUSR | S_IWUSR) < 0) {
1409 ad_close( adp, adflags );
1410 if (EEXIST != ret_err) {
1411 deletefile(d_vol, -1, dst, 0);
1414 return AFPERR_EXIST;
1417 if ((err = copy_fork(ADEID_DFORK, &add, adp)) != 0)
1418 LOG(log_error, logtype_afpd, "copyfile('%s'): %s", src, strerror(errno));
1421 if ((err = d_vol->vfs->vfs_copyfile(d_vol, sfd, src, dst)) != 0)
1422 LOG(log_error, logtype_afpd, "copyfile('%s'): %s", src, strerror(errno));
1427 if (!ret_err && newname && (adflags & ADFLAGS_HF)) {
1428 /* set the new name in the resource fork */
1429 ad_copy_header(&add, adp);
1430 ad_setname(&add, newname);
1433 ad_close( adp, adflags );
1435 if (ad_close( &add, adflags ) <0) {
1440 deletefile(d_vol, -1, dst, 0);
1442 else if (stat_result == 0) {
1443 /* set dest modification date to src date */
1446 ut.actime = ut.modtime = st.st_mtime;
1448 /* FIXME netatalk doesn't use resource fork file date
1449 * but maybe we should set its modtime too.
1454 switch ( ret_err ) {
1460 LOG(log_info, logtype_afpd, "copyfile: DISK FULL");
1461 return AFPERR_DFULL;
1463 return AFPERR_NOOBJ;
1465 return AFPERR_ACCESS;
1467 return AFPERR_VLOCK;
1469 return AFPERR_PARAM;
1473 /* -----------------------------------
1474 vol: not NULL delete cnid entry. then we are in curdir and file is a only filename
1475 checkAttrib: 1 check kFPDeleteInhibitBit (deletfile called by afp_delete)
1477 when deletefile is called we don't have lock on it, file is closed (for us)
1478 untrue if called by renamefile
1480 ad_open always try to open file RDWR first and ad_lock takes care of
1481 WRITE lock on read only file.
1484 static int check_attrib(struct adouble *adp)
1486 uint16_t bshort = 0;
1488 ad_getattr(adp, &bshort);
1490 * Does kFPDeleteInhibitBit (bit 8) set?
1492 if ((bshort & htons(ATTRBIT_NODELETE))) {
1493 return AFPERR_OLOCK;
1495 if ((bshort & htons(ATTRBIT_DOPEN | ATTRBIT_ROPEN))) {
1501 * dirfd can be used for unlinkat semantics
1503 int deletefile(const struct vol *vol, int dirfd, char *file, int checkAttrib)
1506 struct adouble *adp = NULL;
1507 int adflags, err = AFP_OK;
1510 LOG(log_debug, logtype_afpd, "deletefile('%s')", file);
1514 /* was EACCESS error try to get only metadata */
1515 /* we never want to create a resource fork here, we are going to delete it
1516 * moreover sometimes deletefile is called with a no existent file and
1517 * ad_open would create a 0 byte resource fork
1519 if ( ad_metadataat(dirfd, file, ADFLAGS_CHECK_OF, &ad) == 0 ) {
1520 if ((err = check_attrib(&ad))) {
1521 ad_close(&ad, ADFLAGS_HF | ADFLAGS_CHECK_OF);
1528 /* try to open both forks at once */
1529 adflags = ADFLAGS_DF;
1530 if (ad_openat(&ad, dirfd, file, adflags | ADFLAGS_RF | ADFLAGS_NORF | ADFLAGS_RDONLY) < 0 ) {
1535 case EACCES: /* maybe it's a file with no write mode for us */
1536 break; /* was return AFPERR_ACCESS;*/
1549 if ( adp && AD_RSRC_OPEN(adp) != -1 ) { /* there's a resource fork */
1550 adflags |= ADFLAGS_RF;
1551 /* FIXME we have a pb here because we want to know if a file is open
1552 * there's a 'priority inversion' if you can't open the ressource fork RW
1553 * you can delete it if it's open because you can't get a write lock.
1555 * ADLOCK_FILELOCK means the whole ressource fork, not only after the
1558 * FIXME it doesn't work for RFORK open read only and fork open without deny mode
1560 if (ad_tmplock(&ad, ADEID_RFORK, ADLOCK_WR |ADLOCK_FILELOCK, 0, 0, 0) < 0 ) {
1566 if (adp && ad_tmplock( &ad, ADEID_DFORK, ADLOCK_WR, 0, 0, 0 ) < 0) {
1567 LOG(log_error, logtype_afpd, "deletefile('%s'): ad_tmplock error: %s", file, strerror(errno));
1569 } else if (!(err = vol->vfs->vfs_deletefile(vol, dirfd, file)) && !(err = netatalk_unlinkat(dirfd, file )) ) {
1571 if (checkAttrib && (id = cnid_get(vol->v_cdb, curdir->d_did, file, strlen(file)))) {
1572 cnid_delete(vol->v_cdb, id);
1578 ad_close(&ad, ADFLAGS_HF | ADFLAGS_CHECK_OF);
1581 ad_close( &ad, adflags ); /* ad_close removes locks if any */
1586 /* ------------------------------------ */
1587 /* return a file id */
1588 int afp_createid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1597 struct path *s_path;
1603 memcpy(&vid, ibuf, sizeof(vid));
1604 ibuf += sizeof(vid);
1606 if (NULL == ( vol = getvolbyvid( vid )) ) {
1607 return( AFPERR_PARAM);
1610 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1614 if (vol->v_flags & AFPVOL_RO)
1615 return AFPERR_VLOCK;
1617 memcpy(&did, ibuf, sizeof( did ));
1618 ibuf += sizeof(did);
1620 if (NULL == ( dir = dirlookup( vol, did )) ) {
1621 return afp_errno; /* was AFPERR_PARAM */
1624 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
1625 return get_afp_errno(AFPERR_NOOBJ); /* was AFPERR_PARAM */
1628 if ( path_isadir(s_path) ) {
1629 return( AFPERR_BADTYPE );
1632 upath = s_path->u_name;
1633 switch (s_path->st_errno) {
1635 break; /* success */
1638 return AFPERR_ACCESS;
1640 return AFPERR_NOOBJ;
1642 return AFPERR_PARAM;
1645 if ((id = cnid_lookup(vol->v_cdb, st, did, upath, len = strlen(upath)))) {
1646 memcpy(rbuf, &id, sizeof(id));
1647 *rbuflen = sizeof(id);
1648 return AFPERR_EXISTID;
1651 if ((id = get_id(vol, NULL, st, did, upath, len)) != CNID_INVALID) {
1652 memcpy(rbuf, &id, sizeof(id));
1653 *rbuflen = sizeof(id);
1660 /* ------------------------------- */
1666 static int reenumerate_loop(struct dirent *de, char *mname _U_, void *data)
1669 struct reenum *param = data;
1670 struct vol *vol = param->vol;
1671 cnid_t did = param->did;
1674 if ( lstat(de->d_name, &path.st) < 0 )
1677 /* update or add to cnid */
1678 aint = cnid_add(vol->v_cdb, &path.st, did, de->d_name, strlen(de->d_name), 0); /* ignore errors */
1683 /* --------------------
1684 * Ok the db is out of synch with the dir.
1685 * but if it's a deleted file we don't want to do it again and again.
1688 reenumerate_id(struct vol *vol, char *name, struct dir *dir)
1694 if (vol->v_cdb == NULL) {
1698 /* FIXME use of_statdir ? */
1699 if (lstat(name, &st)) {
1703 if (dirreenumerate(dir, &st)) {
1704 /* we already did it once and the dir haven't been modified */
1705 return dir->d_offcnt;
1709 data.did = dir->d_did;
1710 if ((ret = for_each_dirent(vol, name, reenumerate_loop, (void *)&data)) >= 0) {
1711 setdiroffcnt(curdir, &st, ret);
1712 dir->d_flags |= DIRF_CNID;
1718 /* ------------------------------
1719 resolve a file id */
1720 int afp_resolveid(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
1729 uint16_t vid, bitmap;
1731 static char buffer[12 + MAXPATHLEN + 1];
1732 int len = 12 + MAXPATHLEN + 1;
1737 memcpy(&vid, ibuf, sizeof(vid));
1738 ibuf += sizeof(vid);
1740 if (NULL == ( vol = getvolbyvid( vid )) ) {
1741 return( AFPERR_PARAM);
1744 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1748 memcpy(&id, ibuf, sizeof( id ));
1753 /* some MacOS versions after a catsearch do a *lot* of afp_resolveid with 0 */
1757 if (NULL == (upath = cnid_resolve(vol->v_cdb, &id, buffer, len)) ) {
1758 return AFPERR_NOID; /* was AFPERR_BADID, but help older Macs */
1761 if (NULL == ( dir = dirlookup( vol, id )) ) {
1762 return AFPERR_NOID; /* idem AFPERR_PARAM */
1764 if (movecwd(vol, dir) < 0) {
1768 return AFPERR_ACCESS;
1772 return AFPERR_PARAM;
1776 memset(&path, 0, sizeof(path));
1777 path.u_name = upath;
1778 if ( of_stat(&path) < 0 ) {
1780 /* with nfs and our working directory is deleted */
1781 if (errno == ESTALE) {
1785 if ( errno == ENOENT && !retry) {
1786 /* cnid db is out of sync, reenumerate the directory and update ids */
1787 reenumerate_id(vol, ".", dir);
1795 return AFPERR_ACCESS;
1799 return AFPERR_PARAM;
1803 /* directories are bad */
1804 if (S_ISDIR(path.st.st_mode)) {
1805 /* OS9 and OSX don't return the same error code */
1806 return (obj->afp_version >=30)?AFPERR_NOID:AFPERR_BADTYPE;
1809 memcpy(&bitmap, ibuf, sizeof(bitmap));
1810 bitmap = ntohs( bitmap );
1811 if (NULL == (path.m_name = utompath(vol, upath, cnid, utf8_encoding(obj)))) {
1815 if (AFP_OK != (err = getfilparams(obj, vol, bitmap, &path , curdir,
1816 rbuf + sizeof(bitmap), &buflen, 0))) {
1819 *rbuflen = buflen + sizeof(bitmap);
1820 memcpy(rbuf, ibuf, sizeof(bitmap));
1825 /* ------------------------------ */
1826 int afp_deleteid(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1836 static char buffer[12 + MAXPATHLEN + 1];
1837 int len = 12 + MAXPATHLEN + 1;
1842 memcpy(&vid, ibuf, sizeof(vid));
1843 ibuf += sizeof(vid);
1845 if (NULL == ( vol = getvolbyvid( vid )) ) {
1846 return( AFPERR_PARAM);
1849 if (vol->v_cdb == NULL || !(vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1853 if (vol->v_flags & AFPVOL_RO)
1854 return AFPERR_VLOCK;
1856 memcpy(&id, ibuf, sizeof( id ));
1860 if (NULL == (upath = cnid_resolve(vol->v_cdb, &id, buffer, len)) ) {
1864 if (NULL == ( dir = dirlookup( vol, id )) ) {
1865 if (afp_errno == AFPERR_NOOBJ) {
1869 return( AFPERR_PARAM );
1873 if ((movecwd(vol, dir) < 0) || (lstat(upath, &st) < 0)) {
1877 return AFPERR_ACCESS;
1882 /* still try to delete the id */
1886 return AFPERR_PARAM;
1889 else if (S_ISDIR(st.st_mode)) /* directories are bad */
1890 return AFPERR_BADTYPE;
1893 if (cnid_delete(vol->v_cdb, fileid)) {
1896 return AFPERR_VLOCK;
1899 return AFPERR_ACCESS;
1901 return AFPERR_PARAM;
1908 /* ------------------------------ */
1909 static struct adouble *find_adouble(const AFPObj *obj, struct vol *vol, struct path *path, struct ofork **of, struct adouble *adp)
1913 if (path->st_errno) {
1914 switch (path->st_errno) {
1916 afp_errno = AFPERR_NOID;
1920 afp_errno = AFPERR_ACCESS;
1923 afp_errno = AFPERR_PARAM;
1928 /* we use file_access both for legacy Mac perm and
1929 * for unix privilege, rename will take care of folder perms
1931 if (file_access(obj, vol, path, OPENACC_WR ) < 0) {
1932 afp_errno = AFPERR_ACCESS;
1936 if ((*of = of_findname(path))) {
1937 /* reuse struct adouble so it won't break locks */
1941 ret = ad_open(adp, path->u_name, ADFLAGS_HF | ADFLAGS_RDWR);
1943 if ( !ret && ad_reso_fileno(adp) != -1 && !(adp->ad_resource_fork.adf_flags & ( O_RDWR | O_WRONLY))) {
1945 * The user must have the Read & Write privilege for both files in order to use this command.
1947 ad_close(adp, ADFLAGS_HF);
1948 afp_errno = AFPERR_ACCESS;
1955 #define APPLETEMP ".AppleTempXXXXXX"
1957 int afp_exchangefiles(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1959 struct stat srcst, destst;
1961 struct dir *dir, *sdir;
1962 char *spath, temp[17], *p;
1963 char *supath, *upath;
1968 struct adouble *adsp = NULL;
1969 struct adouble *addp = NULL;
1970 struct ofork *s_of = NULL;
1971 struct ofork *d_of = NULL;
1981 memcpy(&vid, ibuf, sizeof(vid));
1982 ibuf += sizeof(vid);
1984 if (NULL == ( vol = getvolbyvid( vid )) ) {
1985 return( AFPERR_PARAM);
1988 if ((vol->v_flags & AFPVOL_RO))
1989 return AFPERR_VLOCK;
1991 /* source and destination dids */
1992 memcpy(&sid, ibuf, sizeof(sid));
1993 ibuf += sizeof(sid);
1994 memcpy(&did, ibuf, sizeof(did));
1995 ibuf += sizeof(did);
1998 if (NULL == (dir = dirlookup( vol, sid )) ) {
1999 return afp_errno; /* was AFPERR_PARAM */
2002 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
2003 return get_afp_errno(AFPERR_NOOBJ);
2006 if ( path_isadir(path) ) {
2007 return AFPERR_BADTYPE; /* it's a dir */
2010 /* save some stuff */
2013 spath = obj->oldtmp;
2014 supath = obj->newtmp;
2015 strcpy(spath, path->m_name);
2016 strcpy(supath, path->u_name); /* this is for the cnid changing */
2017 p = absupath( vol, sdir, supath);
2019 /* pathname too long */
2020 return AFPERR_PARAM ;
2024 if (!(adsp = find_adouble(obj, vol, path, &s_of, &ads))) {
2028 /* ***** from here we may have resource fork open **** */
2030 /* look for the source cnid. if it doesn't exist, don't worry about
2032 sid = cnid_lookup(vol->v_cdb, &srcst, sdir->d_did, supath,slen = strlen(supath));
2034 if (NULL == ( dir = dirlookup( vol, did )) ) {
2035 err = afp_errno; /* was AFPERR_PARAM */
2036 goto err_exchangefile;
2039 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
2040 err = get_afp_errno(AFPERR_NOOBJ);
2041 goto err_exchangefile;
2044 if ( path_isadir(path) ) {
2045 err = AFPERR_BADTYPE;
2046 goto err_exchangefile;
2049 /* FPExchangeFiles is the only call that can return the SameObj
2051 if ((curdir == sdir) && strcmp(spath, path->m_name) == 0) {
2052 err = AFPERR_SAMEOBJ;
2053 goto err_exchangefile;
2057 if (!(addp = find_adouble(obj, vol, path, &d_of, &add))) {
2059 goto err_exchangefile;
2063 /* they are not on the same device and at least one is open
2064 * FIXME broken for for crossdev and adouble v2
2067 crossdev = (srcst.st_dev != destst.st_dev);
2068 if (/* (d_of || s_of) && */ crossdev) {
2070 goto err_exchangefile;
2073 /* look for destination id. */
2074 upath = path->u_name;
2075 did = cnid_lookup(vol->v_cdb, &destst, curdir->d_did, upath, dlen = strlen(upath));
2077 /* construct a temp name.
2078 * NOTE: the temp file will be in the dest file's directory. it
2079 * will also be inaccessible from AFP. */
2080 memcpy(temp, APPLETEMP, sizeof(APPLETEMP));
2081 if (!mktemp(temp)) {
2083 goto err_exchangefile;
2087 /* FIXME we need to close fork for copy, both s_of and d_of are null */
2088 ad_close(adsp, ADFLAGS_HF);
2089 ad_close(addp, ADFLAGS_HF);
2092 /* now, quickly rename the file. we error if we can't. */
2093 if ((err = renamefile(vol, -1, p, temp, temp, adsp)) != AFP_OK)
2094 goto err_exchangefile;
2095 of_rename(vol, s_of, sdir, spath, curdir, temp);
2097 /* rename destination to source */
2098 if ((err = renamefile(vol, -1, upath, p, spath, addp)) != AFP_OK)
2099 goto err_src_to_tmp;
2100 of_rename(vol, d_of, curdir, path->m_name, sdir, spath);
2102 /* rename temp to destination */
2103 if ((err = renamefile(vol, -1, temp, upath, path->m_name, adsp)) != AFP_OK)
2104 goto err_dest_to_src;
2105 of_rename(vol, s_of, curdir, temp, curdir, path->m_name);
2107 /* id's need switching. src -> dest and dest -> src.
2108 * we need to re-stat() if it was a cross device copy.
2111 cnid_delete(vol->v_cdb, sid);
2113 cnid_delete(vol->v_cdb, did);
2115 if ((did && ( (crossdev && lstat( upath, &srcst) < 0) ||
2116 cnid_update(vol->v_cdb, did, &srcst, curdir->d_did,upath, dlen) < 0))
2118 (sid && ( (crossdev && lstat(p, &destst) < 0) ||
2119 cnid_update(vol->v_cdb, sid, &destst, sdir->d_did,supath, slen) < 0))
2124 err = AFPERR_ACCESS;
2129 goto err_temp_to_dest;
2132 /* here we need to reopen if crossdev */
2133 if (sid && ad_setid(addp, destst.st_dev, destst.st_ino, sid, sdir->d_did, vol->v_stamp))
2138 if (did && ad_setid(adsp, srcst.st_dev, srcst.st_ino, did, curdir->d_did, vol->v_stamp))
2143 /* change perms, src gets dest perm and vice versa */
2148 * we need to exchange ACL entries as well
2150 /* exchange_acls(vol, p, upath); */
2155 path->m_name = NULL;
2156 path->u_name = upath;
2158 setfilunixmode(vol, path, destst.st_mode);
2159 setfilowner(vol, destst.st_uid, destst.st_gid, path);
2166 setfilunixmode(vol, path, srcst.st_mode);
2167 setfilowner(vol, srcst.st_uid, srcst.st_gid, path);
2172 goto err_exchangefile;
2174 /* all this stuff is so that we can unwind a failed operation
2177 /* rename dest to temp */
2178 renamefile(vol, -1, upath, temp, temp, adsp);
2179 of_rename(vol, s_of, curdir, upath, curdir, temp);
2182 /* rename source back to dest */
2183 renamefile(vol, -1, p, upath, path->m_name, addp);
2184 of_rename(vol, d_of, sdir, spath, curdir, path->m_name);
2187 /* rename temp back to source */
2188 renamefile(vol, -1, temp, p, spath, adsp);
2189 of_rename(vol, s_of, curdir, temp, sdir, spath);
2192 if ( !s_of && adsp && ad_meta_fileno(adsp) != -1 ) { /* META */
2193 ad_close(adsp, ADFLAGS_HF);
2195 if ( !d_of && addp && ad_meta_fileno(addp) != -1 ) {/* META */
2196 ad_close(addp, ADFLAGS_HF);
2200 if ((cached = dircache_search_by_did(vol, sid)) != NULL)
2201 (void)dir_remove(vol, cached);
2202 if ((cached = dircache_search_by_did(vol, did)) != NULL)
2203 (void)dir_remove(vol, cached);