2 * Copyright (c) 1990,1993 Regents of The University of Michigan.
3 * All Rights Reserved. See COPYRIGHT.
8 #endif /* HAVE_CONFIG_H */
15 #include <sys/param.h>
21 #include <atalk/adouble.h>
22 #include <atalk/vfs.h>
23 #include <atalk/afp.h>
24 #include <atalk/util.h>
25 #include <atalk/cnid.h>
26 #include <atalk/logger.h>
27 #include <atalk/uuid.h>
28 #include <atalk/unix.h>
29 #include <atalk/bstrlib.h>
30 #include <atalk/bstradd.h>
32 #include "directory.h"
45 extern void addir_inherit_acl(const struct vol *vol);
49 * FIXMEs, loose ends after the dircache rewrite:
50 * o merge dircache_search_by_name and dir_add ??
51 * o case-insensitivity is gone from cname
55 /*******************************************************************************************
57 ******************************************************************************************/
60 /* As long as directory.c hasn't got its own init call, this get initialized in dircache_init */
61 struct dir rootParent = {
62 NULL, NULL, NULL, NULL, /* path, d_m_name, d_u_name, d_m_name_ucs2 */
63 NULL, NULL, 0, 0, /* qidx_node, d_ofork, ctime, d_flags */
64 0, 0, 0, 0 /* pdid, did, offcnt, d_vid */
66 struct dir *curdir = &rootParent;
67 struct path Cur_Path = {
72 NULL,/* struct dir * */
73 0, /* stat is not set */
79 /*******************************************************************************************
81 ******************************************************************************************/
84 /* -------------------------
85 appledouble mkdir afp error code.
87 static int netatalk_mkdir(const struct vol *vol, const char *name)
92 if (vol->v_flags & AFPVOL_UNIX_PRIV) {
93 if (lstat(".", &st) < 0)
95 int mode = (DIRBITS & (~S_ISGID & st.st_mode)) | (0777 & ~vol->v_umask);
96 LOG(log_maxdebug, logtype_afpd, "netatalk_mkdir(\"%s\") {parent mode: %04o, vol umask: %04o}",
97 name, st.st_mode, vol->v_umask);
99 ret = mkdir(name, mode);
101 ret = ad_mkdir(name, DIRBITS | 0777);
107 return( AFPERR_NOOBJ );
109 return( AFPERR_VLOCK );
112 return( AFPERR_ACCESS );
114 return( AFPERR_EXIST );
117 return( AFPERR_DFULL );
119 return( AFPERR_PARAM );
125 /* ------------------- */
126 static int deletedir(int dirfd, char *dir)
128 char path[MAXPATHLEN + 1];
136 if ((len = strlen(dir)) +2 > sizeof(path))
140 if ((dp = opendirat(dirfd, dir)) == NULL)
146 remain = sizeof(path) -len -1;
147 while ((de = readdir(dp)) && err == AFP_OK) {
148 /* skip this and previous directory */
149 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
152 if (strlen(de->d_name) > remain) {
156 strcpy(path + len, de->d_name);
157 if (lstatat(dirfd, path, &st)) {
160 if (S_ISDIR(st.st_mode)) {
161 err = deletedir(dirfd, path);
163 err = netatalk_unlinkat(dirfd, path);
168 /* okay. the directory is empty. delete it. note: we already got rid
171 err = netatalk_rmdir(dirfd, dir);
176 /* do a recursive copy. */
177 static int copydir(const struct vol *vol, int dirfd, char *src, char *dst)
179 char spath[MAXPATHLEN + 1], dpath[MAXPATHLEN + 1];
188 /* doesn't exist or the path is too long. */
189 if (((slen = strlen(src)) > sizeof(spath) - 2) ||
190 ((dlen = strlen(dst)) > sizeof(dpath) - 2) ||
191 ((dp = opendirat(dirfd, src)) == NULL))
194 /* try to create the destination directory */
195 if (AFP_OK != (err = netatalk_mkdir(vol, dst)) ) {
200 /* set things up to copy */
204 srem = sizeof(spath) - slen -1;
209 drem = sizeof(dpath) - dlen -1;
212 while ((de = readdir(dp))) {
213 /* skip this and previous directory */
214 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
217 if (strlen(de->d_name) > srem) {
221 strcpy(spath + slen, de->d_name);
223 if (lstatat(dirfd, spath, &st) == 0) {
224 if (strlen(de->d_name) > drem) {
228 strcpy(dpath + dlen, de->d_name);
230 if (S_ISDIR(st.st_mode)) {
231 if (AFP_OK != (err = copydir(vol, dirfd, spath, dpath)))
233 } else if (AFP_OK != (err = copyfile(vol, vol, dirfd, spath, dpath, NULL, NULL))) {
237 /* keep the same time stamp. */
238 ut.actime = ut.modtime = st.st_mtime;
244 /* keep the same time stamp. */
245 if (lstatat(dirfd, src, &st) == 0) {
246 ut.actime = ut.modtime = st.st_mtime;
255 /* ---------------------
256 * is our cached offspring count valid?
258 static int diroffcnt(struct dir *dir, struct stat *st)
260 return st->st_ctime == dir->ctime;
263 /* --------------------- */
264 static int invisible_dots(const struct vol *vol, const char *name)
266 return vol_inv_dots(vol) && *name == '.' && strcmp(name, ".") && strcmp(name, "..");
269 /* ------------------ */
270 static int set_dir_errors(struct path *path, const char *where, int err)
275 return AFPERR_ACCESS;
279 LOG(log_error, logtype_afpd, "setdirparam(%s): %s: %s", fullpathname(path->u_name), where, strerror(err) );
284 * @brief Convert name in client encoding to server encoding
286 * Convert ret->m_name to ret->u_name from client encoding to server encoding.
287 * This only gets called from cname().
289 * @returns 0 on success, -1 on error
291 * @note If the passed ret->m_name is mangled, we'll demangle it
293 static int cname_mtouname(const struct vol *vol, const struct dir *dir, struct path *ret, int toUTF8)
295 static char temp[ MAXPATHLEN + 1];
299 if (afp_version >= 30) {
301 if (dir->d_did == DIRDID_ROOT_PARENT) {
303 * With uft8 volume name is utf8-mac, but requested path may be a mangled longname. See #2611981.
304 * So we compare it with the longname from the current volume and if they match
305 * we overwrite the requested path with the utf8 volume name so that the following
308 ucs2_to_charset(vol->v_maccharset, vol->v_macname, temp, AFPVOL_MACNAMELEN + 1);
309 if (strcasecmp(ret->m_name, temp) == 0)
310 ucs2_to_charset(CH_UTF8_MAC, vol->v_u8mname, ret->m_name, AFPVOL_U8MNAMELEN);
313 if (mtoUTF8(vol, ret->m_name, strlen(ret->m_name), temp, MAXPATHLEN) == (size_t)-1) {
314 afp_errno = AFPERR_PARAM;
317 strcpy(ret->m_name, temp);
321 /* check for OS X mangled filename :( */
322 t = demangle_osx(vol, ret->m_name, dir->d_did, &fileid);
323 LOG(log_maxdebug, logtype_afpd, "cname_mtouname('%s',did:%u) {demangled:'%s', fileid:%u}",
324 ret->m_name, ntohl(dir->d_did), t, ntohl(fileid));
326 if (t != ret->m_name) {
328 /* duplicate work but we can't reuse all convert_char we did in demangle_osx
329 * flags weren't the same
331 if ( (t = utompath(vol, ret->u_name, fileid, utf8_encoding())) ) {
332 /* at last got our view of mac name */
333 strcpy(ret->m_name, t);
336 } /* afp_version >= 30 */
338 /* If we haven't got it by now, get it */
339 if (ret->u_name == NULL) {
340 if ((ret->u_name = mtoupath(vol, ret->m_name, dir->d_did, utf8_encoding())) == NULL) {
341 afp_errno = AFPERR_PARAM;
350 * @brief Build struct path from struct dir
352 * The final movecwd in cname failed, possibly with EPERM or ENOENT. We:
353 * 1. move cwd into parent dir (we're often already there, but not always)
354 * 2. set struct path to the dirname
356 * AFPERR_ACCESS: the dir is there, we just cant chdir into it
357 * AFPERR_NOOBJ: the dir was there when we stated it in cname, so we have a race
358 * 4. indicate there's no dir for this path
361 static struct path *path_from_dir(struct vol *vol, struct dir *dir, struct path *ret)
363 if (dir->d_did == DIRDID_ROOT_PARENT || dir->d_did == DIRDID_ROOT)
369 if (movecwd( vol, dirlookup(vol, dir->d_pdid)) < 0 ) /* 1 */
372 memcpy(ret->m_name, cfrombstr(dir->d_m_name), blength(dir->d_m_name) + 1); /* 3 */
373 if (dir->d_m_name == dir->d_u_name) {
374 ret->u_name = ret->m_name;
376 ret->u_name = ret->m_name + blength(dir->d_m_name) + 1;
377 memcpy(ret->u_name, cfrombstr(dir->d_u_name), blength(dir->d_u_name) + 1);
382 LOG(log_debug, logtype_afpd, "cname('%s') {path-from-dir: AFPERR_ACCESS. curdir:'%s', path:'%s'}",
383 cfrombstr(dir->d_fullpath),
384 cfrombstr(curdir->d_fullpath),
390 if (movecwd(vol, dirlookup(vol, dir->d_pdid)) < 0 ) /* 1 */
393 memcpy(ret->m_name, cfrombstr(dir->d_m_name), blength(dir->d_m_name) + 1);
394 if (dir->d_m_name == dir->d_u_name) {
395 ret->u_name = ret->m_name;
397 ret->u_name = ret->m_name + blength(dir->d_m_name) + 1;
398 memcpy(ret->u_name, cfrombstr(dir->d_u_name), blength(dir->d_u_name) + 1);
401 ret->d_dir = NULL; /* 4 */
402 dir_remove(vol, dir); /* 5 */
409 /* DEADC0DE: never get here */
414 /*********************************************************************************************
416 ********************************************************************************************/
418 int get_afp_errno(const int param)
420 if (afp_errno != AFPERR_DID1)
426 * @brief Resolve a DID
428 * Resolve a DID, allocate a struct dir for it
429 * 1. Check for special CNIDs 0 (invalid), 1 and 2.
430 * 2a. Check if the DID is in the cache.
431 * 2b. Check if it's really a dir (d_fullpath != NULL) because we cache files too.
432 * 3. If it's not in the cache resolve it via the database.
433 * 4. Build complete server-side path to the dir.
434 * 5. Check if it exists and is a directory.
435 * 6. Create the struct dir and populate it.
436 * 7. Add it to the cache.
438 * @param vol (r) pointer to struct vol
439 * @param did (r) DID to resolve
441 * @returns pointer to struct dir
443 * @note FIXME: OSX calls it with bogus id, ie file ID not folder ID,
444 * and we are really bad in this case.
446 struct dir *dirlookup(const struct vol *vol, cnid_t did)
448 static char buffer[12 + MAXPATHLEN + 1];
450 struct dir *ret = NULL, *pdir;
451 bstring fullpath = NULL;
452 char *upath = NULL, *mpath;
455 int buflen = 12 + MAXPATHLEN + 1;
459 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {start}", ntohl(did));
461 /* check for did 0, 1 and 2 */
462 if (did == 0 || vol == NULL) { /* 1 */
463 afp_errno = AFPERR_PARAM;
465 } else if (did == DIRDID_ROOT_PARENT) {
466 rootParent.d_vid = vol->v_vid;
467 return (&rootParent);
468 } else if (did == DIRDID_ROOT) {
472 /* Search the cache */
473 if ((ret = dircache_search_by_did(vol, did)) != NULL) { /* 2a */
474 if (ret->d_fullpath == NULL) { /* 2b */
475 afp_errno = AFPERR_BADTYPE;
478 if (lstat(cfrombstr(ret->d_fullpath), &st) != 0) {
479 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {lstat: %s}", ntohl(did), strerror(errno));
483 /* It's not there anymore, so remove it */
484 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {calling dir_remove()}", ntohl(did));
485 dir_remove(vol, ret);
486 afp_errno = AFPERR_NOOBJ;
497 utf8 = utf8_encoding();
498 maxpath = (utf8) ? MAXPATHLEN - 7 : 255;
500 /* Get it from the database */
502 if ( (upath = cnid_resolve(vol->v_cdb, &cnid, buffer, buflen)) == NULL
503 || (upath = strdup(upath)) == NULL) { /* 3 */
504 afp_errno = AFPERR_NOOBJ;
511 * Recurse up the tree, terminates in dirlookup when either
512 * - DIRDID_ROOT is hit
513 * - a cached entry is found
515 if ((pdir = dirlookup(vol, pdid)) == NULL) {
520 /* build the fullpath */
521 if ((fullpath = bstrcpy(pdir->d_fullpath)) == NULL
522 || bconchar(fullpath, '/') != BSTR_OK
523 || bcatcstr(fullpath, upath) != BSTR_OK) {
528 /* stat it and check if it's a dir */
529 LOG(log_debug, logtype_afpd, "dirlookup: {stating %s}", cfrombstr(fullpath));
531 if (stat(cfrombstr(fullpath), &st) != 0) { /* 5a */
534 afp_errno = AFPERR_NOOBJ;
538 afp_errno = AFPERR_ACCESS;
542 afp_errno = AFPERR_MISC;
547 if ( ! S_ISDIR(st.st_mode)) { /* 5b */
548 afp_errno = AFPERR_BADTYPE;
554 /* Get macname from unix name */
555 if ( (mpath = utompath(vol, upath, did, utf8)) == NULL ) {
556 afp_errno = AFPERR_NOOBJ;
561 /* Create struct dir */
562 if ((ret = dir_new(mpath, upath, vol, pdid, did, fullpath)) == NULL) { /* 6 */
563 LOG(log_error, logtype_afpd, "dirlookup(did: %u) {%s, %s}: %s", ntohl(did), mpath, upath, strerror(errno));
568 /* Add it to the cache only if it's a dir */
569 if (dircache_add(ret) != 0) { /* 7 */
574 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {end: did:%u, path:'%s'}",
575 ntohl(did), ntohl(pdid), cfrombstr(ret->d_fullpath));
578 if (upath) free(upath);
580 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {exit_error: %s}",
581 ntohl(did), AfpErr2name(afp_errno));
592 #define ENUMVETO "./../Network Trash Folder/TheVolumeSettingsFolder/TheFindByContentFolder/:2eDS_Store/Contents/Desktop Folder/Trash/Benutzer/"
594 int caseenumerate(const struct vol *vol, struct path *path, struct dir *dir)
599 static u_int32_t did = 0;
600 static char cname[MAXPATHLEN];
601 static char lname[MAXPATHLEN];
602 ucs2_t u2_path[MAXPATHLEN];
603 ucs2_t u2_dename[MAXPATHLEN];
604 char *tmp, *savepath;
606 if (!(vol->v_flags & AFPVOL_CASEINSEN))
609 if (veto_file(ENUMVETO, path->u_name))
612 savepath = path->u_name;
614 /* very simple cache */
615 if ( dir->d_did == did && strcmp(lname, path->u_name) == 0) {
616 path->u_name = cname;
618 if (of_stat( path ) == 0 ) {
621 /* something changed, we cannot stat ... */
625 if (NULL == ( dp = opendir( "." )) ) {
626 LOG(log_debug, logtype_afpd, "caseenumerate: opendir failed: %s", dir->d_u_name);
631 /* LOG(log_debug, logtype_afpd, "caseenumerate: for %s", path->u_name); */
632 if ((size_t) -1 == convert_string(vol->v_volcharset, CH_UCS2, path->u_name, -1, u2_path, sizeof(u2_path)) )
633 LOG(log_debug, logtype_afpd, "caseenumerate: conversion failed for %s", path->u_name);
635 /*LOG(log_debug, logtype_afpd, "caseenumerate: dir: %s, path: %s", dir->d_u_name, path->u_name); */
637 for ( de = readdir( dp ); de != NULL; de = readdir( dp )) {
638 if (NULL == check_dirent(vol, de->d_name))
641 if ((size_t) -1 == convert_string(vol->v_volcharset, CH_UCS2, de->d_name, -1, u2_dename, sizeof(u2_dename)) )
644 if (strcasecmp_w( u2_path, u2_dename) == 0) {
646 strlcpy(cname, de->d_name, sizeof(cname));
647 path->u_name = cname;
649 if (of_stat( path ) == 0 ) {
650 LOG(log_debug, logtype_afpd, "caseenumerate: using dir: %s, path: %s", de->d_name, path->u_name);
651 strlcpy(lname, tmp, sizeof(lname));
664 /* invalidate cache */
667 path->u_name = savepath;
669 /* LOG(log_debug, logtype_afpd, "caseenumerate: path on ret: %s", path->u_name); */
675 * @brief Construct struct dir
677 * Construct struct dir from parameters.
679 * @param m_name (r) directory name in UTF8-dec
680 * @param u_name (r) directory name in server side encoding
681 * @param vol (r) pointer to struct vol
682 * @param pdid (r) Parent CNID
683 * @param did (r) CNID
684 * @param fullpath (r) Full unix path to dir or NULL for files
686 * @returns pointer to new struct dir or NULL on error
688 * @note Most of the time mac name and unix name are the same.
690 struct dir *dir_new(const char *m_name,
692 const struct vol *vol,
699 dir = (struct dir *) calloc(1, sizeof( struct dir ));
703 if ((dir->d_m_name = bfromcstr(m_name)) == NULL) {
708 if (convert_string_allocate( (utf8_encoding()) ? CH_UTF8_MAC : vol->v_maccharset,
711 -1, (char **)&dir->d_m_name_ucs2) == (size_t)-1 ) {
712 LOG(log_error, logtype_afpd, "dir_new(did: %u) {%s, %s}: couldn't set UCS2 name", ntohl(did), m_name, u_name);
713 dir->d_m_name_ucs2 = NULL;
716 if (m_name == u_name || !strcmp(m_name, u_name)) {
717 dir->d_u_name = dir->d_m_name;
719 else if ((dir->d_u_name = bfromcstr(u_name)) == NULL) {
720 bdestroy(dir->d_m_name);
727 dir->d_vid = vol->v_vid;
728 dir->d_fullpath = path;
733 * @brief Free a struct dir and all its members
735 * @param (rw) pointer to struct dir
737 void dir_free(struct dir *dir)
739 if (dir->d_u_name != dir->d_m_name) {
740 bdestroy(dir->d_u_name);
742 if (dir->d_m_name_ucs2)
743 free(dir->d_m_name_ucs2);
744 bdestroy(dir->d_m_name);
745 bdestroy(dir->d_fullpath);
750 * @brief Create struct dir from struct path
752 * Create a new struct dir from struct path. Then add it to the cache.
753 * The caller must have assured that the dir is not already in the cache,
754 * cf theAFP_ASSERTion.
755 * 1. Open adouble file, get CNID from it.
756 * 2. Search the database, hinting with the CNID from (1).
757 * 3. Build fullpath and create struct dir.
758 * 4. Add it to the cache.
760 * @param vol (r) pointer to struct vol, possibly modified in callee
761 * @param dir (r) pointer to parrent directory
762 * @param path (rw) pointer to struct path with valid path->u_name
763 * @param len (r) strlen of path->u_name
765 * @returns Pointer to new struct dir or NULL on error.
767 * @note Function also assigns path->m_name from path->u_name.
769 struct dir *dir_add(struct vol *vol, const struct dir *dir, struct path *path, int len)
772 struct dir *cdir = NULL;
775 struct adouble *adp = NULL;
783 if ((cdir = dircache_search_by_name(vol, dir, path->u_name, strlen(path->u_name))) != NULL) {
784 /* there's a stray entry in the dircache */
785 LOG(log_debug, logtype_afpd, "dir_add(did:%u,'%s/%s'): {stray cache entry: did:%u,'%s', removing}",
786 ntohl(dir->d_did), cfrombstr(dir->d_fullpath), path->u_name,
787 ntohl(cdir->d_did), cfrombstr(dir->d_fullpath));
788 if (dir_remove(vol, cdir) != 0) {
790 AFP_PANIC("dir_add");
794 /* get_id needs adp for reading CNID from adouble file */
795 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
796 if ((ad_open_metadata(path->u_name, ADFLAGS_DIR, 0, &ad)) == 0) /* 1 */
800 if ((id = get_id(vol, adp, &path->st, dir->d_did, path->u_name, len)) == 0) { /* 2 */
806 ad_close_metadata(adp);
808 /* Get macname from unixname */
809 if (path->m_name == NULL) {
810 if ((path->m_name = utompath(vol, path->u_name, id, utf8_encoding())) == NULL) {
817 if ( ((fullpath = bstrcpy(dir->d_fullpath)) == NULL) /* 3 */
818 || (bconchar(fullpath, '/') != BSTR_OK)
819 || (bcatcstr(fullpath, path->u_name)) != BSTR_OK) {
820 LOG(log_error, logtype_afpd, "dir_add: fullpath: %s", strerror(errno) );
825 /* Allocate and initialize struct dir */
826 if ((cdir = dir_new( path->m_name, path->u_name, vol, dir->d_did, id, fullpath)) == NULL) { /* 3 */
831 if ((dircache_add(cdir)) != 0) { /* 4 */
832 LOG(log_error, logtype_afpd, "dir_add: fatal dircache error: %s", cfrombstr(fullpath));
838 LOG(log_debug, logtype_afpd, "dir_add('%s/%s'): error: %u",
839 cfrombstr(dir->d_u_name), path->u_name, err);
842 ad_close_metadata(adp);
843 if (!cdir && fullpath)
850 LOG(log_debug, logtype_afpd, "dir_add(did:%u,'%s/%s'): {cached: %u,'%s'}",
851 ntohl(dir->d_did), cfrombstr(dir->d_fullpath), path->u_name,
852 ntohl(cdir->d_did), cfrombstr(cdir->d_fullpath));
859 * @brief Remove a dir from a cache and free it and any ressources with it
861 * 1. Check if the dir is locked or has opened forks
862 * 2. If it's a request to remove curdir, just chdir to volume root
863 * 3. Remove it from the cache
864 * 4. Remove the dir plus any allocated resources it references
866 * @param (r) pointer to struct vol
867 * @param (rw) pointer to struct dir
869 int dir_remove(const struct vol *vol, struct dir *dir)
874 if (dir->d_did == DIRDID_ROOT_PARENT || dir->d_did == DIRDID_ROOT)
877 if (dir->d_flags & DIRF_CACHELOCK || dir->d_ofork) { /* 1 */
878 LOG(log_warning, logtype_afpd, "dir_remove(did:%u,'%s'): dir is locked or has opened forks",
879 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
883 if (curdir == dir) { /* 2 */
884 if (movecwd(vol, vol->v_root) < 0) {
885 LOG(log_error, logtype_afpd, "dir_remove: can't chdir to : %s", vol->v_root);
889 LOG(log_debug, logtype_afpd, "dir_remove(did:%u,'%s'): {removing}",
890 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
892 dircache_remove(vol, dir, DIRCACHE | DIDNAME_INDEX | QUEUE_INDEX); /* 3 */
893 dir_free(dir); /* 4 */
899 * @brief Modify a struct dir, adjust cache
901 * Any value that is 0 or NULL is not changed. If new_uname is NULL it is set to new_mname.
902 * If given new_uname == new_mname, new_uname will point to new_mname.
904 * @param vol (r) pointer to struct vol
905 * @param dir (rw) pointer to struct dir
906 * @param pdid (r) new parent DID
907 * @param did (r) new DID
908 * @param new_mname (r) new mac-name
909 * @param new_uname (r) new unix-name
910 * @param pdir_fullpath (r) new fullpath of parent dir
912 int dir_modify(const struct vol *vol,
916 const char *new_mname,
917 const char *new_uname,
918 bstring pdir_fullpath)
922 /* Remove it from the cache */
923 dircache_remove(vol, dir, DIRCACHE | DIDNAME_INDEX | QUEUE_INDEX);
931 /* free uname if it's not the same as mname */
932 if (dir->d_m_name != dir->d_u_name)
933 bdestroy(dir->d_u_name);
935 if (new_uname == NULL)
936 new_uname = new_mname;
938 /* assign new name */
939 if ((bassigncstr(dir->d_m_name, new_mname)) != BSTR_OK) {
940 LOG(log_error, logtype_afpd, "dir_modify: bassigncstr: %s", strerror(errno) );
944 if (new_mname == new_uname || (strcmp(new_mname, new_uname) == 0)) {
945 dir->d_u_name = dir->d_m_name;
947 if ((dir->d_u_name = bfromcstr(new_uname)) == NULL) {
948 LOG(log_error, logtype_afpd, "dir_modify: bassigncstr: %s", strerror(errno) );
955 if (bassign(dir->d_fullpath, pdir_fullpath) != BSTR_OK)
957 if (bcatcstr(dir->d_fullpath, "/") != BSTR_OK)
959 if (bcatcstr(dir->d_fullpath, new_uname) != BSTR_OK)
963 if (dir->d_m_name_ucs2)
964 free(dir->d_m_name_ucs2);
965 if ((size_t)-1 == convert_string_allocate((utf8_encoding())?CH_UTF8_MAC:vol->v_maccharset, CH_UCS2, dir->d_m_name, -1, (char**)&dir->d_m_name_ucs2))
966 dir->d_m_name_ucs2 = NULL;
968 /* Re-add it to the cache */
969 if ((dircache_add(dir)) != 0) {
971 AFP_PANIC("dir_modify");
978 * @brief Resolve a catalog node name path
980 * 1. Evaluate path type
981 * 2. Move to start dir, if we cant, it might eg because of EACCES, build
982 * path from dirname, so eg getdirparams has sth it can chew on. curdir
983 * is dir parent then. All this is done in path_from_dir().
984 * 3. Parse next cnode name in path, cases:
985 * 4. single "\0" -> do nothing
986 * 5. two or more consecutive "\0" -> chdir("..") one or more times
987 * 6. cnode name -> copy it to path.m_name
988 * 7. Get unix name from mac name
989 * 8. Special handling of request with did 1
990 * 9. stat the cnode name
991 * 10. If it's not there, it's probably an afp_createfile|dir,
992 * return with curdir = dir parent, struct path = dirname
993 * 11. If it's there and it's a file, it must should be the last element of the requested
994 * path. Return with curdir = cnode name parent dir, struct path = filename
995 * 12. Treat symlinks like files, dont follow them
997 * 14. Search the dircache for it
998 * 15. If it's not in the cache, create a struct dir for it and add it to the cache
999 * 16. chdir into the dir and
1000 * 17. set m_name to the mac equivalent of "."
1003 struct path *cname(struct vol *vol, struct dir *dir, char **cpath)
1005 static char path[ MAXPATHLEN + 1];
1006 static struct path ret;
1016 LOG(log_maxdebug, logtype_afpd, "came('%s'): {start}", cfrombstr(dir->d_fullpath));
1019 afp_errno = AFPERR_NOOBJ;
1020 memset(&ret, 0, sizeof(ret));
1022 switch (ret.m_type = *data) { /* 1 */
1025 len = (unsigned char) *data++;
1027 if (afp_version >= 30) {
1033 if (afp_version >= 30) {
1035 memcpy(&hint, data, sizeof(hint));
1037 data += sizeof(hint);
1039 memcpy(&len16, data, sizeof(len16));
1045 /* else it's an error */
1047 afp_errno = AFPERR_PARAM;
1050 *cpath += len + size;
1055 if (movecwd(vol, dir) < 0 ) {
1056 LOG(log_debug, logtype_afpd, "cname(did:%u): failed to chdir to '%s'",
1057 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
1059 return path_from_dir(vol, dir, &ret);
1064 while (len) { /* 3 */
1065 if (*data == 0) { /* 4 or 5 */
1068 while (len > 0 && *data == 0) { /* 5 */
1069 /* chdir to parrent dir */
1070 if ((dir = dirlookup(vol, dir->d_pdid)) == NULL)
1072 if (movecwd( vol, dir ) < 0 ) {
1073 dir_remove(vol, dir);
1083 for ( p = path; *data != 0 && len > 0; len-- ) {
1085 if (p > &path[ MAXPATHLEN]) {
1086 afp_errno = AFPERR_PARAM;
1090 *p = 0; /* Terminate string */
1093 if (cname_mtouname(vol, dir, &ret, toUTF8) != 0) { /* 7 */
1094 LOG(log_error, logtype_afpd, "cname('%s'): error from cname_mtouname", path);
1098 LOG(log_maxdebug, logtype_afpd, "came('%s'): {node: '%s}", cfrombstr(dir->d_fullpath), ret.u_name);
1100 /* Prevent access to our special folders like .AppleDouble */
1101 if (check_name(vol, ret.u_name)) {
1102 /* the name is illegal */
1103 LOG(log_info, logtype_afpd, "cname: illegal path: '%s'", ret.u_name);
1104 afp_errno = AFPERR_PARAM;
1108 if (dir->d_did == DIRDID_ROOT_PARENT) { /* 8 */
1110 * Special case: CNID 1
1111 * root parent (did 1) has one child: the volume. Requests for did=1 with
1112 * some <name> must check against the volume name.
1114 if ((strcmp(cfrombstr(vol->v_root->d_m_name), ret.m_name)) == 0)
1120 * CNID != 1, eg. most of the times we take this way.
1121 * Now check if current path-part is a file or dir:
1122 * o if it's dir we have to step into it
1123 * o if it's a file we expect it to be the last part of the requested path
1124 * and thus call continue which should terminate the while loop because
1127 if (of_stat(&ret) != 0) { /* 9 */
1129 * ret.u_name doesn't exist, might be afp_createfile|dir
1130 * that means it should have been the last part
1133 /* it wasn't the last part, so we have a bogus path request */
1134 afp_errno = AFPERR_NOOBJ;
1138 * this will terminate clean in while (1) because len == 0,
1139 * probably afp_createfile|dir
1141 LOG(log_maxdebug, logtype_afpd, "came('%s'): {leave-cnode ENOENT (possile create request): '%s'}",
1142 cfrombstr(dir->d_fullpath), ret.u_name);
1146 switch (ret.st.st_mode & S_IFMT) {
1147 case S_IFREG: /* 11 */
1148 LOG(log_debug, logtype_afpd, "came('%s'): {file: '%s'}",
1149 cfrombstr(dir->d_fullpath), ret.u_name);
1151 /* it wasn't the last part, so we have a bogus path request */
1152 afp_errno = AFPERR_PARAM;
1155 continue; /* continues while loop */
1156 case S_IFLNK: /* 12 */
1157 LOG(log_debug, logtype_afpd, "came('%s'): {link: '%s'}",
1158 cfrombstr(dir->d_fullpath), ret.u_name);
1160 LOG(log_warning, logtype_afpd, "came('%s'): {symlinked dir: '%s'}",
1161 cfrombstr(dir->d_fullpath), ret.u_name);
1162 afp_errno = AFPERR_PARAM;
1165 continue; /* continues while loop */
1166 case S_IFDIR: /* 13 */
1169 LOG(log_info, logtype_afpd, "cname: special file: '%s'", ret.u_name);
1170 afp_errno = AFPERR_NODIR;
1174 /* Search the cache */
1175 int unamelen = strlen(ret.u_name);
1176 cdir = dircache_search_by_name(vol, dir, ret.u_name, unamelen); /* 14 */
1178 /* Not in cache, create one */
1179 if ((cdir = dir_add(vol, dir, &ret, unamelen)) == NULL) { /* 15 */
1180 LOG(log_error, logtype_afpd, "cname(did:%u, name:'%s', cwd:'%s'): failed to add dir",
1181 ntohl(dir->d_did), ret.u_name, getcwdpath());
1185 } /* if/else cnid==1 */
1187 /* Now chdir to the evaluated dir */
1188 if (movecwd( vol, cdir ) < 0 ) { /* 16 */
1189 LOG(log_debug, logtype_afpd, "cname(cwd:'%s'): failed to chdir to new subdir '%s': %s",
1190 cfrombstr(curdir->d_fullpath), cfrombstr(cdir->d_fullpath), strerror(errno));
1192 return path_from_dir(vol, cdir, &ret);
1197 ret.m_name[0] = 0; /* 17, so we later know last token was a dir */
1200 if (curdir->d_did == DIRDID_ROOT_PARENT) {
1201 afp_errno = AFPERR_DID1;
1205 if (ret.m_name[0] == 0) {
1206 /* Last part was a dir */
1207 ret.u_name = mtoupath(vol, ret.m_name, 0, 1); /* Force "." into a useable static buffer */
1211 LOG(log_debug, logtype_afpd, "came('%s') {end: curdir:'%s', path:'%s'}",
1212 cfrombstr(dir->d_fullpath),
1213 cfrombstr(curdir->d_fullpath),
1220 * @brief chdir() to dir
1222 * @param vol (r) pointer to struct vol
1223 * @param dir (r) pointer to struct dir
1225 * @returns 0 on success, -1 on error with afp_errno set appropiately
1227 int movecwd(const struct vol *vol, struct dir *dir)
1234 LOG(log_maxdebug, logtype_afpd, "movecwd(curdir:'%s', cwd:'%s')",
1235 cfrombstr(curdir->d_fullpath), getcwdpath());
1239 if (dir->d_did == DIRDID_ROOT_PARENT) {
1240 curdir = &rootParent;
1244 LOG(log_debug, logtype_afpd, "movecwd(did:%u, '%s')",
1245 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
1247 if ((ret = lchdir(cfrombstr(dir->d_fullpath))) != 0 ) {
1248 LOG(log_debug, logtype_afpd, "movecwd('%s'): ret: %u, %s",
1249 cfrombstr(dir->d_fullpath), ret, strerror(errno));
1251 /* p is a symlink or getcwd failed */
1252 afp_errno = AFPERR_BADTYPE;
1254 if (chdir(vol->v_path ) < 0) {
1255 LOG(log_error, logtype_afpd, "can't chdir back'%s': %s", vol->v_path, strerror(errno));
1256 /* XXX what do we do here? */
1258 curdir = vol->v_root;
1265 afp_errno = AFPERR_ACCESS;
1268 afp_errno = AFPERR_NOOBJ;
1278 * We can't use unix file's perm to support Apple's inherited protection modes.
1279 * If we aren't the file's owner we can't change its perms when moving it and smb
1280 * nfs,... don't even try.
1282 #define AFP_CHECK_ACCESS
1284 int check_access(char *path, int mode)
1286 #ifdef AFP_CHECK_ACCESS
1294 accessmode(p, &ma, curdir, NULL);
1295 if ((mode & OPENACC_WR) && !(ma.ma_user & AR_UWRITE))
1297 if ((mode & OPENACC_RD) && !(ma.ma_user & AR_UREAD))
1303 /* --------------------- */
1304 int file_access(struct path *path, int mode)
1308 accessmode(path->u_name, &ma, curdir, &path->st);
1309 if ((mode & OPENACC_WR) && !(ma.ma_user & AR_UWRITE))
1311 if ((mode & OPENACC_RD) && !(ma.ma_user & AR_UREAD))
1317 /* --------------------- */
1318 void setdiroffcnt(struct dir *dir, struct stat *st, u_int32_t count)
1320 dir->offcnt = count;
1321 dir->ctime = st->st_ctime;
1322 dir->d_flags &= ~DIRF_CNID;
1326 /* ---------------------
1327 * is our cached also for reenumerate id?
1329 int dirreenumerate(struct dir *dir, struct stat *st)
1331 return st->st_ctime == dir->ctime && (dir->d_flags & DIRF_CNID);
1334 /* ------------------------------
1336 (name, dir) with curdir:name == dir, from afp_enumerate
1339 int getdirparams(const struct vol *vol,
1340 u_int16_t bitmap, struct path *s_path,
1342 char *buf, size_t *buflen )
1346 char *data, *l_nameoff = NULL, *utf_nameoff = NULL;
1347 int bit = 0, isad = 0;
1353 struct stat *st = &s_path->st;
1354 char *upath = s_path->u_name;
1356 if ((bitmap & ((1 << DIRPBIT_ATTR) |
1357 (1 << DIRPBIT_CDATE) |
1358 (1 << DIRPBIT_MDATE) |
1359 (1 << DIRPBIT_BDATE) |
1360 (1 << DIRPBIT_FINFO)))) {
1362 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1363 if ( !ad_metadata( upath, ADFLAGS_CREATE|ADFLAGS_DIR, &ad) ) {
1365 if (ad.ad_md->adf_flags & O_CREAT) {
1366 /* We just created it */
1367 ad_setname(&ad, s_path->m_name);
1382 while ( bitmap != 0 ) {
1383 while (( bitmap & 1 ) == 0 ) {
1391 ad_getattr(&ad, &ashort);
1392 } else if (invisible_dots(vol, cfrombstr(dir->d_u_name))) {
1393 ashort = htons(ATTRBIT_INVISIBLE);
1396 ashort |= htons(ATTRBIT_SHARED);
1397 memcpy( data, &ashort, sizeof( ashort ));
1398 data += sizeof( ashort );
1402 memcpy( data, &pdid, sizeof( pdid ));
1403 data += sizeof( pdid );
1404 LOG(log_debug, logtype_afpd, "metadata('%s'): Parent DID: %u",
1405 s_path->u_name, ntohl(pdid));
1408 case DIRPBIT_CDATE :
1409 if (!isad || (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0))
1410 aint = AD_DATE_FROM_UNIX(st->st_mtime);
1411 memcpy( data, &aint, sizeof( aint ));
1412 data += sizeof( aint );
1415 case DIRPBIT_MDATE :
1416 aint = AD_DATE_FROM_UNIX(st->st_mtime);
1417 memcpy( data, &aint, sizeof( aint ));
1418 data += sizeof( aint );
1421 case DIRPBIT_BDATE :
1422 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1423 aint = AD_DATE_START;
1424 memcpy( data, &aint, sizeof( aint ));
1425 data += sizeof( aint );
1428 case DIRPBIT_FINFO :
1430 memcpy( data, ad_entry( &ad, ADEID_FINDERI ), 32 );
1431 } else { /* no appledouble */
1432 memset( data, 0, 32 );
1433 /* set default view -- this also gets done in ad_open() */
1434 ashort = htons(FINDERINFO_CLOSEDVIEW);
1435 memcpy(data + FINDERINFO_FRVIEWOFF, &ashort, sizeof(ashort));
1437 /* dot files are by default visible */
1438 if (invisible_dots(vol, cfrombstr(dir->d_u_name))) {
1439 ashort = htons(FINDERINFO_INVISIBLE);
1440 memcpy(data + FINDERINFO_FRFLAGOFF, &ashort, sizeof(ashort));
1446 case DIRPBIT_LNAME :
1447 if (dir->d_m_name) /* root of parent can have a null name */
1450 memset(data, 0, sizeof(u_int16_t));
1451 data += sizeof( u_int16_t );
1454 case DIRPBIT_SNAME :
1455 memset(data, 0, sizeof(u_int16_t));
1456 data += sizeof( u_int16_t );
1460 memcpy( data, &dir->d_did, sizeof( aint ));
1461 data += sizeof( aint );
1462 LOG(log_debug, logtype_afpd, "metadata('%s'): DID: %u",
1463 s_path->u_name, ntohl(dir->d_did));
1466 case DIRPBIT_OFFCNT :
1468 /* this needs to handle current directory access rights */
1469 if (diroffcnt(dir, st)) {
1470 ashort = (dir->offcnt > 0xffff)?0xffff:dir->offcnt;
1472 else if ((ret = for_each_dirent(vol, upath, NULL,NULL)) >= 0) {
1473 setdiroffcnt(dir, st, ret);
1474 ashort = (dir->offcnt > 0xffff)?0xffff:dir->offcnt;
1476 ashort = htons( ashort );
1477 memcpy( data, &ashort, sizeof( ashort ));
1478 data += sizeof( ashort );
1482 aint = htonl(st->st_uid);
1483 memcpy( data, &aint, sizeof( aint ));
1484 data += sizeof( aint );
1488 aint = htonl(st->st_gid);
1489 memcpy( data, &aint, sizeof( aint ));
1490 data += sizeof( aint );
1493 case DIRPBIT_ACCESS :
1494 accessmode( upath, &ma, dir , st);
1496 *data++ = ma.ma_user;
1497 *data++ = ma.ma_world;
1498 *data++ = ma.ma_group;
1499 *data++ = ma.ma_owner;
1502 /* Client has requested the ProDOS information block.
1503 Just pass back the same basic block for all
1504 directories. <shirsch@ibm.net> */
1505 case DIRPBIT_PDINFO :
1506 if (afp_version >= 30) { /* UTF8 name */
1507 utf8 = kTextEncodingUTF8;
1508 if (dir->d_m_name) /* root of parent can have a null name */
1511 memset(data, 0, sizeof(u_int16_t));
1512 data += sizeof( u_int16_t );
1514 memcpy(data, &aint, sizeof( aint ));
1515 data += sizeof( aint );
1517 else { /* ProDOS Info Block */
1520 ashort = htons( 0x0200 );
1521 memcpy( data, &ashort, sizeof( ashort ));
1522 data += sizeof( ashort );
1523 memset( data, 0, sizeof( ashort ));
1524 data += sizeof( ashort );
1528 case DIRPBIT_UNIXPR :
1529 aint = htonl(st->st_uid);
1530 memcpy( data, &aint, sizeof( aint ));
1531 data += sizeof( aint );
1532 aint = htonl(st->st_gid);
1533 memcpy( data, &aint, sizeof( aint ));
1534 data += sizeof( aint );
1537 aint = htonl ( aint & ~S_ISGID ); /* Remove SGID, OSX doesn't like it ... */
1538 memcpy( data, &aint, sizeof( aint ));
1539 data += sizeof( aint );
1541 accessmode( upath, &ma, dir , st);
1543 *data++ = ma.ma_user;
1544 *data++ = ma.ma_world;
1545 *data++ = ma.ma_group;
1546 *data++ = ma.ma_owner;
1551 ad_close_metadata( &ad );
1553 return( AFPERR_BITMAP );
1559 ashort = htons( data - buf );
1560 memcpy( l_nameoff, &ashort, sizeof( ashort ));
1561 data = set_name(vol, data, pdid, cfrombstr(dir->d_m_name), dir->d_did, 0);
1563 if ( utf_nameoff ) {
1564 ashort = htons( data - buf );
1565 memcpy( utf_nameoff, &ashort, sizeof( ashort ));
1566 data = set_name(vol, data, pdid, cfrombstr(dir->d_m_name), dir->d_did, utf8);
1569 ad_close_metadata( &ad );
1571 *buflen = data - buf;
1575 /* ----------------------------- */
1576 int path_error(struct path *path, int error)
1578 /* - a dir with access error
1579 * - no error it's a file
1582 if (path_isadir(path))
1584 if (path->st_valid && path->st_errno)
1586 return AFPERR_BADTYPE ;
1589 /* ----------------------------- */
1590 int afp_setdirparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1595 u_int16_t vid, bitmap;
1601 memcpy( &vid, ibuf, sizeof( vid ));
1602 ibuf += sizeof( vid );
1604 if (NULL == ( vol = getvolbyvid( vid )) ) {
1605 return( AFPERR_PARAM );
1608 if (vol->v_flags & AFPVOL_RO)
1609 return AFPERR_VLOCK;
1611 memcpy( &did, ibuf, sizeof( did ));
1612 ibuf += sizeof( int );
1614 if (NULL == ( dir = dirlookup( vol, did )) ) {
1618 memcpy( &bitmap, ibuf, sizeof( bitmap ));
1619 bitmap = ntohs( bitmap );
1620 ibuf += sizeof( bitmap );
1622 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
1623 return get_afp_errno(AFPERR_NOOBJ);
1626 if ( *path->m_name != '\0' ) {
1627 rc = path_error(path, AFPERR_NOOBJ);
1628 /* maybe we are trying to set perms back */
1629 if (rc != AFPERR_ACCESS)
1634 * If ibuf is odd, make it even.
1636 if ((u_long)ibuf & 1 ) {
1640 if (AFP_OK == ( rc = setdirparams(vol, path, bitmap, ibuf )) ) {
1641 setvoltime(obj, vol );
1647 * cf AFP3.0.pdf page 244 for change_mdate and change_parent_mdate logic
1649 * assume path == '\0' eg. it's a directory in canonical form
1651 int setdirparams(struct vol *vol, struct path *path, u_int16_t d_bitmap, char *buf )
1663 u_int16_t ashort, bshort, oshort;
1665 int change_mdate = 0;
1666 int change_parent_mdate = 0;
1668 u_int16_t bitmap = d_bitmap;
1669 u_char finder_buf[32];
1672 u_int16_t upriv_bit = 0;
1675 upath = path->u_name;
1677 while ( bitmap != 0 ) {
1678 while (( bitmap & 1 ) == 0 ) {
1686 memcpy( &ashort, buf, sizeof( ashort ));
1687 buf += sizeof( ashort );
1689 case DIRPBIT_CDATE :
1691 memcpy(&cdate, buf, sizeof(cdate));
1692 buf += sizeof( cdate );
1694 case DIRPBIT_MDATE :
1695 memcpy(&newdate, buf, sizeof(newdate));
1696 buf += sizeof( newdate );
1698 case DIRPBIT_BDATE :
1700 memcpy(&bdate, buf, sizeof(bdate));
1701 buf += sizeof( bdate );
1703 case DIRPBIT_FINFO :
1705 memcpy( finder_buf, buf, 32 );
1708 case DIRPBIT_UID : /* What kind of loser mounts as root? */
1709 change_parent_mdate = 1;
1710 memcpy( &owner, buf, sizeof(owner));
1711 buf += sizeof( owner );
1714 change_parent_mdate = 1;
1715 memcpy( &group, buf, sizeof( group ));
1716 buf += sizeof( group );
1718 case DIRPBIT_ACCESS :
1720 change_parent_mdate = 1;
1721 ma.ma_user = *buf++;
1722 ma.ma_world = *buf++;
1723 ma.ma_group = *buf++;
1724 ma.ma_owner = *buf++;
1725 mpriv = mtoumode( &ma ) | vol->v_dperm;
1726 if (dir_rx_set(mpriv) && setdirmode( vol, upath, mpriv) < 0 ) {
1727 err = set_dir_errors(path, "setdirmode", errno);
1731 /* Ignore what the client thinks we should do to the
1732 ProDOS information block. Skip over the data and
1733 report nothing amiss. <shirsch@ibm.net> */
1734 case DIRPBIT_PDINFO :
1735 if (afp_version < 30) {
1739 err = AFPERR_BITMAP;
1743 case DIRPBIT_UNIXPR :
1744 if (vol_unix_priv(vol)) {
1745 memcpy( &owner, buf, sizeof(owner)); /* FIXME need to change owner too? */
1746 buf += sizeof( owner );
1747 memcpy( &group, buf, sizeof( group ));
1748 buf += sizeof( group );
1751 change_parent_mdate = 1;
1752 memcpy( &upriv, buf, sizeof( upriv ));
1753 buf += sizeof( upriv );
1754 upriv = ntohl (upriv) | vol->v_dperm;
1755 if (dir_rx_set(upriv)) {
1756 /* maybe we are trying to set perms back */
1757 if ( setdirunixmode(vol, upath, upriv) < 0 ) {
1759 err = set_dir_errors(path, "setdirunixmode", errno);
1770 err = AFPERR_BITMAP;
1778 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1780 if (ad_open_metadata( upath, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
1782 * Check to see what we're trying to set. If it's anything
1783 * but ACCESS, UID, or GID, give an error. If it's any of those
1784 * three, we don't need the ad to be open, so just continue.
1786 * note: we also don't need to worry about mdate. also, be quiet
1787 * if we're using the noadouble option.
1789 if (!vol_noadouble(vol) && (d_bitmap &
1790 ~((1<<DIRPBIT_ACCESS)|(1<<DIRPBIT_UNIXPR)|
1791 (1<<DIRPBIT_UID)|(1<<DIRPBIT_GID)|
1792 (1<<DIRPBIT_MDATE)|(1<<DIRPBIT_PDINFO)))) {
1793 return AFPERR_ACCESS;
1799 * Check to see if a create was necessary. If it was, we'll want
1800 * to set our name, etc.
1802 if ( (ad_get_HF_flags( &ad ) & O_CREAT)) {
1803 ad_setname(&ad, cfrombstr(curdir->d_m_name));
1809 while ( bitmap != 0 ) {
1810 while (( bitmap & 1 ) == 0 ) {
1818 ad_getattr(&ad, &bshort);
1820 if ( ntohs( ashort ) & ATTRBIT_SETCLR ) {
1821 bshort |= htons( ntohs( ashort ) & ~ATTRBIT_SETCLR );
1825 if ((bshort & htons(ATTRBIT_INVISIBLE)) != (oshort & htons(ATTRBIT_INVISIBLE)))
1826 change_parent_mdate = 1;
1827 ad_setattr(&ad, bshort);
1830 case DIRPBIT_CDATE :
1832 ad_setdate(&ad, AD_DATE_CREATE, cdate);
1835 case DIRPBIT_MDATE :
1837 case DIRPBIT_BDATE :
1839 ad_setdate(&ad, AD_DATE_BACKUP, bdate);
1842 case DIRPBIT_FINFO :
1844 /* Fixes #2802236 */
1845 u_int16_t *fflags = (u_int16_t *)(finder_buf + FINDERINFO_FRFLAGOFF);
1846 *fflags &= htons(~FINDERINFO_ISHARED);
1848 if ( dir->d_did == DIRDID_ROOT ) {
1850 * Alright, we admit it, this is *really* sick!
1851 * The 4 bytes that we don't copy, when we're dealing
1852 * with the root of a volume, are the directory's
1853 * location information. This eliminates that annoying
1854 * behavior one sees when mounting above another mount
1857 memcpy( ad_entry( &ad, ADEID_FINDERI ), finder_buf, 10 );
1858 memcpy( ad_entry( &ad, ADEID_FINDERI ) + 14, finder_buf + 14, 18 );
1860 memcpy( ad_entry( &ad, ADEID_FINDERI ), finder_buf, 32 );
1864 case DIRPBIT_UID : /* What kind of loser mounts as root? */
1865 if ( (dir->d_did == DIRDID_ROOT) &&
1866 (setdeskowner( ntohl(owner), -1 ) < 0)) {
1867 err = set_dir_errors(path, "setdeskowner", errno);
1868 if (isad && err == AFPERR_PARAM) {
1869 err = AFP_OK; /* ???*/
1872 goto setdirparam_done;
1875 if ( setdirowner(vol, upath, ntohl(owner), -1 ) < 0 ) {
1876 err = set_dir_errors(path, "setdirowner", errno);
1877 goto setdirparam_done;
1881 if (dir->d_did == DIRDID_ROOT)
1882 setdeskowner( -1, ntohl(group) );
1883 if ( setdirowner(vol, upath, -1, ntohl(group) ) < 0 ) {
1884 err = set_dir_errors(path, "setdirowner", errno);
1885 goto setdirparam_done;
1888 case DIRPBIT_ACCESS :
1889 if (dir->d_did == DIRDID_ROOT) {
1891 if (!dir_rx_set(mpriv)) {
1892 /* we can't remove read and search for owner on volume root */
1893 err = AFPERR_ACCESS;
1894 goto setdirparam_done;
1898 if (!dir_rx_set(mpriv) && setdirmode( vol, upath, mpriv) < 0 ) {
1899 err = set_dir_errors(path, "setdirmode", errno);
1900 goto setdirparam_done;
1903 case DIRPBIT_PDINFO :
1904 if (afp_version >= 30) {
1905 err = AFPERR_BITMAP;
1906 goto setdirparam_done;
1909 case DIRPBIT_UNIXPR :
1910 if (vol_unix_priv(vol)) {
1911 if (dir->d_did == DIRDID_ROOT) {
1912 if (!dir_rx_set(upriv)) {
1913 /* we can't remove read and search for owner on volume root */
1914 err = AFPERR_ACCESS;
1915 goto setdirparam_done;
1917 setdeskowner( -1, ntohl(group) );
1918 setdeskmode( upriv );
1920 if ( setdirowner(vol, upath, -1, ntohl(group) ) < 0 ) {
1921 err = set_dir_errors(path, "setdirowner", errno);
1922 goto setdirparam_done;
1925 if ( upriv_bit && setdirunixmode(vol, upath, upriv) < 0 ) {
1926 err = set_dir_errors(path, "setdirunixmode", errno);
1927 goto setdirparam_done;
1931 err = AFPERR_BITMAP;
1932 goto setdirparam_done;
1936 err = AFPERR_BITMAP;
1937 goto setdirparam_done;
1946 if (change_mdate && newdate == 0 && gettimeofday(&tv, NULL) == 0) {
1947 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1951 ad_setdate(&ad, AD_DATE_MODIFY, newdate);
1952 ut.actime = ut.modtime = AD_DATE_TO_UNIX(newdate);
1957 if (path->st_valid && !path->st_errno) {
1958 struct stat *st = &path->st;
1960 if (dir && dir->d_pdid) {
1961 ad_setid(&ad, st->st_dev, st->st_ino, dir->d_did, dir->d_pdid, vol->v_stamp);
1965 ad_close_metadata( &ad);
1968 if (change_parent_mdate && dir->d_did != DIRDID_ROOT
1969 && gettimeofday(&tv, NULL) == 0) {
1970 if (movecwd(vol, dirlookup(vol, dir->d_pdid)) == 0) {
1971 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1972 /* be careful with bitmap because now dir is null */
1973 bitmap = 1<<DIRPBIT_MDATE;
1974 setdirparams(vol, &Cur_Path, bitmap, (char *)&newdate);
1975 /* should we reset curdir ?*/
1982 int afp_syncdir(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1996 memcpy( &vid, ibuf, sizeof( vid ));
1997 ibuf += sizeof( vid );
1998 if (NULL == (vol = getvolbyvid( vid )) ) {
1999 return( AFPERR_PARAM );
2002 memcpy( &did, ibuf, sizeof( did ));
2003 ibuf += sizeof( did );
2007 * if it's CNID 2 our only choice to meet the specs is call sync.
2008 * For any other CNID just sync that dir. To my knowledge the
2009 * intended use of FPSyncDir is to sync the volume so all we're
2010 * ever going to see here is probably CNID 2. Anyway, we' prepared.
2013 if ( ntohl(did) == 2 ) {
2016 if (NULL == ( dir = dirlookup( vol, did )) ) {
2017 return afp_errno; /* was AFPERR_NOOBJ */
2020 if (movecwd( vol, dir ) < 0 )
2021 return ( AFPERR_NOOBJ );
2024 * Assuming only OSens that have dirfd also may require fsyncing directories
2025 * in order to flush metadata e.g. Linux.
2029 if (NULL == ( dp = opendir( "." )) ) {
2032 return( AFPERR_NOOBJ );
2034 return( AFPERR_ACCESS );
2036 return( AFPERR_PARAM );
2040 LOG(log_debug, logtype_afpd, "afp_syncdir: dir: '%s'", dir->d_u_name);
2043 if ( fsync ( dfd ) < 0 )
2044 LOG(log_error, logtype_afpd, "afp_syncdir(%s): %s",
2045 dir->d_u_name, strerror(errno) );
2046 closedir(dp); /* closes dfd too */
2049 if ( -1 == (dfd = open(vol->ad_path(".", ADFLAGS_DIR), O_RDWR))) {
2052 return( AFPERR_NOOBJ );
2054 return( AFPERR_ACCESS );
2056 return( AFPERR_PARAM );
2060 LOG(log_debug, logtype_afpd, "afp_syncdir: ad-file: '%s'",
2061 vol->ad_path(".", ADFLAGS_DIR) );
2063 if ( fsync(dfd) < 0 )
2064 LOG(log_error, logtype_afpd, "afp_syncdir(%s): %s",
2065 vol->ad_path(cfrombstr(dir->d_u_name), ADFLAGS_DIR), strerror(errno) );
2072 int afp_createdir(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2078 struct path *s_path;
2086 memcpy( &vid, ibuf, sizeof( vid ));
2087 ibuf += sizeof( vid );
2088 if (NULL == ( vol = getvolbyvid( vid )) ) {
2089 return( AFPERR_PARAM );
2092 if (vol->v_flags & AFPVOL_RO)
2093 return AFPERR_VLOCK;
2095 memcpy( &did, ibuf, sizeof( did ));
2096 ibuf += sizeof( did );
2097 if (NULL == ( dir = dirlookup( vol, did )) ) {
2098 return afp_errno; /* was AFPERR_NOOBJ */
2100 /* for concurrent access we need to be sure we are not in the
2101 * folder we want to create...
2105 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
2106 return get_afp_errno(AFPERR_PARAM);
2108 /* cname was able to move curdir to it! */
2109 if (*s_path->m_name == '\0')
2110 return AFPERR_EXIST;
2112 upath = s_path->u_name;
2114 if (AFP_OK != (err = netatalk_mkdir(vol, upath))) {
2118 if (of_stat(s_path) < 0) {
2124 if ((dir = dir_add(vol, curdir, s_path, strlen(s_path->u_name))) == NULL) {
2128 if ( movecwd( vol, dir ) < 0 ) {
2129 return( AFPERR_PARAM );
2132 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2133 if (ad_open_metadata( ".", ADFLAGS_DIR, O_CREAT, &ad ) < 0) {
2134 if (vol_noadouble(vol))
2135 goto createdir_done;
2136 return( AFPERR_ACCESS );
2138 ad_setname(&ad, s_path->m_name);
2139 ad_setid( &ad, s_path->st.st_dev, s_path->st.st_ino, dir->d_did, did, vol->v_stamp);
2142 ad_close_metadata( &ad);
2146 /* FIXME: are we really inside the created dir? */
2147 addir_inherit_acl(vol);
2148 #endif /* HAVE_ACLS */
2150 memcpy( rbuf, &dir->d_did, sizeof( u_int32_t ));
2151 *rbuflen = sizeof( u_int32_t );
2152 setvoltime(obj, vol );
2157 * dst new unix filename (not a pathname)
2158 * newname new mac name
2160 * dirfd -1 means ignore dirfd (or use AT_FDCWD), otherwise src is relative to dirfd
2162 int renamedir(const struct vol *vol,
2167 struct dir *newparent,
2173 /* existence check moved to afp_moveandrename */
2174 if ( unix_rename(dirfd, src, -1, dst ) < 0 ) {
2177 return( AFPERR_NOOBJ );
2179 return( AFPERR_ACCESS );
2181 return AFPERR_VLOCK;
2183 /* tried to move directory into a subdirectory of itself */
2184 return AFPERR_CANTMOVE;
2186 /* this needs to copy and delete. bleah. that means we have
2187 * to deal with entire directory hierarchies. */
2188 if ((err = copydir(vol, dirfd, src, dst)) < 0) {
2192 if ((err = deletedir(dirfd, src)) < 0)
2196 return( AFPERR_PARAM );
2200 vol->vfs->vfs_renamedir(vol, dirfd, src, dst);
2202 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2204 if (!ad_open_metadata( dst, ADFLAGS_DIR, 0, &ad)) {
2205 ad_setname(&ad, newname);
2207 ad_close_metadata( &ad);
2213 /* delete an empty directory */
2214 int deletecurdir(struct vol *vol)
2224 if ( dirlookup(vol, curdir->d_pdid) == NULL ) {
2225 return( AFPERR_ACCESS );
2230 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2231 /* we never want to create a resource fork here, we are going to delete it */
2232 if ( ad_metadata( ".", ADFLAGS_DIR, &ad) == 0 ) {
2234 ad_getattr(&ad, &ashort);
2235 ad_close_metadata(&ad);
2236 if ((ashort & htons(ATTRBIT_NODELETE))) {
2237 return AFPERR_OLOCK;
2240 err = vol->vfs->vfs_deletecurdir(vol);
2245 /* now get rid of dangling symlinks */
2246 if ((dp = opendir("."))) {
2247 while ((de = readdir(dp))) {
2248 /* skip this and previous directory */
2249 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
2252 /* bail if it's not a symlink */
2253 if ((lstat(de->d_name, &st) == 0) && !S_ISLNK(st.st_mode)) {
2255 return AFPERR_DIRNEMPT;
2258 if ((err = netatalk_unlink(de->d_name))) {
2265 if ( movecwd(vol, dirlookup(vol, curdir->d_pdid)) < 0 ) {
2270 err = netatalk_rmdir_all_errors(-1, cfrombstr(fdir->d_u_name));
2271 if ( err == AFP_OK || err == AFPERR_NOOBJ) {
2272 cnid_delete(vol->v_cdb, fdir->d_did);
2273 dir_remove( vol, fdir );
2277 /* inode is used as key for cnid.
2278 * Close the descriptor only after cnid_delete
2286 int afp_mapid(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2296 sfunc = (unsigned char) *ibuf++;
2299 if (sfunc >= 3 && sfunc <= 6) {
2300 if (afp_version < 30) {
2301 return( AFPERR_PARAM );
2308 case 3 :/* unicode */
2309 memcpy( &id, ibuf, sizeof( id ));
2312 if (( pw = getpwuid( id )) == NULL ) {
2313 return( AFPERR_NOITEM );
2315 len = convert_string_allocate( obj->options.unixcharset, ((!utf8)?obj->options.maccharset:CH_UTF8_MAC),
2316 pw->pw_name, -1, &name);
2323 case 4 : /* unicode */
2324 memcpy( &id, ibuf, sizeof( id ));
2327 if (NULL == ( gr = (struct group *)getgrgid( id ))) {
2328 return( AFPERR_NOITEM );
2330 len = convert_string_allocate( obj->options.unixcharset, (!utf8)?obj->options.maccharset:CH_UTF8_MAC,
2331 gr->gr_name, -1, &name);
2338 case 5 : /* UUID -> username */
2339 case 6 : /* UUID -> groupname */
2340 if ((afp_version < 32) || !(obj->options.flags & OPTION_UUID ))
2341 return AFPERR_PARAM;
2342 LOG(log_debug, logtype_afpd, "afp_mapid: valid UUID request");
2344 len = getnamefromuuid( ibuf, &name, &type);
2345 if (len != 0) /* its a error code, not len */
2346 return AFPERR_NOITEM;
2349 if (( pw = getpwnam( name )) == NULL )
2350 return( AFPERR_NOITEM );
2351 LOG(log_debug, logtype_afpd, "afp_mapid: name:%s -> uid:%d", name, pw->pw_uid);
2352 id = htonl(UUID_USER);
2353 memcpy( rbuf, &id, sizeof( id ));
2354 id = htonl( pw->pw_uid);
2355 rbuf += sizeof( id );
2356 memcpy( rbuf, &id, sizeof( id ));
2357 rbuf += sizeof( id );
2358 *rbuflen = 2 * sizeof( id );
2361 if (( gr = getgrnam( name )) == NULL )
2362 return( AFPERR_NOITEM );
2363 LOG(log_debug, logtype_afpd, "afp_mapid: group:%s -> gid:%d", name, gr->gr_gid);
2364 id = htonl(UUID_GROUP);
2365 memcpy( rbuf, &id, sizeof( id ));
2366 rbuf += sizeof( id );
2367 id = htonl( gr->gr_gid);
2368 memcpy( rbuf, &id, sizeof( id ));
2369 rbuf += sizeof( id );
2370 *rbuflen = 2 * sizeof( id );
2374 return (AFPERR_NOITEM);
2379 #endif /* HAVE_ACLS */
2381 return( AFPERR_PARAM );
2385 len = strlen( name );
2388 u_int16_t tp = htons(len);
2389 memcpy(rbuf, &tp, sizeof(tp));
2398 memcpy( rbuf, name, len );
2406 int afp_mapname(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2415 sfunc = (unsigned char) *ibuf++;
2417 LOG(log_debug, logtype_afpd, "afp_mapname: sfunc: %d, afp_version: %d", sfunc, afp_version);
2420 case 2 : /* unicode */
2421 if (afp_version < 30) {
2422 return( AFPERR_PARAM );
2424 memcpy(&ulen, ibuf, sizeof(ulen));
2427 LOG(log_debug, logtype_afpd, "afp_mapname: alive");
2431 len = (unsigned char) *ibuf++;
2434 case 5 : /* username -> UUID */
2435 case 6 : /* groupname -> UUID */
2436 if ((afp_version < 32) || !(obj->options.flags & OPTION_UUID ))
2437 return AFPERR_PARAM;
2438 memcpy(&ulen, ibuf, sizeof(ulen));
2442 #endif /* HAVE_ACLS */
2444 return( AFPERR_PARAM );
2450 return AFPERR_PARAM;
2453 case 1 : /* unicode */
2455 if (NULL == ( pw = (struct passwd *)getpwnam( ibuf )) ) {
2456 return( AFPERR_NOITEM );
2460 memcpy( rbuf, &id, sizeof( id ));
2461 *rbuflen = sizeof( id );
2464 case 2 : /* unicode */
2466 LOG(log_debug, logtype_afpd, "afp_mapname: gettgrnam for name: %s",ibuf);
2467 if (NULL == ( gr = (struct group *)getgrnam( ibuf ))) {
2468 return( AFPERR_NOITEM );
2471 LOG(log_debug, logtype_afpd, "afp_mapname: gettgrnam for name: %s -> id: %d",ibuf, id);
2473 memcpy( rbuf, &id, sizeof( id ));
2474 *rbuflen = sizeof( id );
2477 case 5 : /* username -> UUID */
2478 LOG(log_debug, logtype_afpd, "afp_mapname: name: %s",ibuf);
2479 if (0 != getuuidfromname(ibuf, UUID_USER, rbuf))
2480 return AFPERR_NOITEM;
2481 *rbuflen = UUID_BINSIZE;
2483 case 6 : /* groupname -> UUID */
2484 LOG(log_debug, logtype_afpd, "afp_mapname: name: %s",ibuf);
2485 if (0 != getuuidfromname(ibuf, UUID_GROUP, rbuf))
2486 return AFPERR_NOITEM;
2487 *rbuflen = UUID_BINSIZE;
2489 #endif /* HAVE_ACLS */
2495 /* ------------------------------------
2496 variable DID support
2498 int afp_closedir(AFPObj *obj _U_, char *ibuf _U_, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2509 /* do nothing as dids are static for the life of the process. */
2513 memcpy(&vid, ibuf, sizeof( vid ));
2514 ibuf += sizeof( vid );
2515 if (( vol = getvolbyvid( vid )) == NULL ) {
2516 return( AFPERR_PARAM );
2519 memcpy( &did, ibuf, sizeof( did ));
2520 ibuf += sizeof( did );
2521 if (( dir = dirlookup( vol, did )) == NULL ) {
2522 return( AFPERR_PARAM );
2525 /* dir_remove -- deletedid */
2531 /* did creation gets done automatically
2532 * there's a pb again with case but move it to cname
2534 int afp_opendir(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2537 struct dir *parentdir;
2545 memcpy(&vid, ibuf, sizeof(vid));
2546 ibuf += sizeof( vid );
2548 if (NULL == ( vol = getvolbyvid( vid )) ) {
2549 return( AFPERR_PARAM );
2552 memcpy(&did, ibuf, sizeof(did));
2553 ibuf += sizeof(did);
2555 if (NULL == ( parentdir = dirlookup( vol, did )) ) {
2559 if (NULL == ( path = cname( vol, parentdir, &ibuf )) ) {
2560 return get_afp_errno(AFPERR_PARAM);
2563 if ( *path->m_name != '\0' ) {
2564 return path_error(path, AFPERR_NOOBJ);
2567 if ( !path->st_valid && of_stat(path ) < 0 ) {
2568 return( AFPERR_NOOBJ );
2570 if ( path->st_errno ) {
2571 return( AFPERR_NOOBJ );
2574 memcpy(rbuf, &curdir->d_did, sizeof(curdir->d_did));
2575 *rbuflen = sizeof(curdir->d_did);