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 * FIXMEs, loose ends after the dircache rewrite:
46 * o merge dircache_search_by_name and dir_add ??
47 * o case-insensitivity is gone from cname
51 /*******************************************************************************************
53 ******************************************************************************************/
56 /* As long as directory.c hasn't got its own init call, this get initialized in dircache_init */
57 struct dir rootParent = {
58 NULL, NULL, NULL, NULL, /* path, d_m_name, d_u_name, d_m_name_ucs2 */
59 NULL, NULL, 0, 0, /* qidx_node, d_ofork, ctime, d_flags */
60 0, 0, 0, 0 /* pdid, did, offcnt, d_vid */
62 struct dir *curdir = &rootParent;
63 struct path Cur_Path = {
68 NULL,/* struct dir * */
69 0, /* stat is not set */
75 /*******************************************************************************************
77 ******************************************************************************************/
80 /* -------------------------
81 appledouble mkdir afp error code.
83 static int netatalk_mkdir(const struct vol *vol, const char *name)
88 if (vol->v_flags & AFPVOL_UNIX_PRIV) {
89 if (lstat(".", &st) < 0)
91 int mode = (DIRBITS & (~S_ISGID & st.st_mode)) | (0777 & ~vol->v_umask);
92 LOG(log_maxdebug, logtype_afpd, "netatalk_mkdir(\"%s\") {parent mode: %04o, vol umask: %04o}",
93 name, st.st_mode, vol->v_umask);
95 ret = mkdir(name, mode);
97 ret = ad_mkdir(name, DIRBITS | 0777);
103 return( AFPERR_NOOBJ );
105 return( AFPERR_VLOCK );
108 return( AFPERR_ACCESS );
110 return( AFPERR_EXIST );
113 return( AFPERR_DFULL );
115 return( AFPERR_PARAM );
121 /* ------------------- */
122 static int deletedir(int dirfd, char *dir)
124 char path[MAXPATHLEN + 1];
132 if ((len = strlen(dir)) +2 > sizeof(path))
136 if ((dp = opendirat(dirfd, dir)) == NULL)
142 remain = sizeof(path) -len -1;
143 while ((de = readdir(dp)) && err == AFP_OK) {
144 /* skip this and previous directory */
145 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
148 if (strlen(de->d_name) > remain) {
152 strcpy(path + len, de->d_name);
153 if (lstatat(dirfd, path, &st)) {
156 if (S_ISDIR(st.st_mode)) {
157 err = deletedir(dirfd, path);
159 err = netatalk_unlinkat(dirfd, path);
164 /* okay. the directory is empty. delete it. note: we already got rid
167 err = netatalk_rmdir(dirfd, dir);
172 /* do a recursive copy. */
173 static int copydir(const struct vol *vol, int dirfd, char *src, char *dst)
175 char spath[MAXPATHLEN + 1], dpath[MAXPATHLEN + 1];
184 /* doesn't exist or the path is too long. */
185 if (((slen = strlen(src)) > sizeof(spath) - 2) ||
186 ((dlen = strlen(dst)) > sizeof(dpath) - 2) ||
187 ((dp = opendirat(dirfd, src)) == NULL))
190 /* try to create the destination directory */
191 if (AFP_OK != (err = netatalk_mkdir(vol, dst)) ) {
196 /* set things up to copy */
200 srem = sizeof(spath) - slen -1;
205 drem = sizeof(dpath) - dlen -1;
208 while ((de = readdir(dp))) {
209 /* skip this and previous directory */
210 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
213 if (strlen(de->d_name) > srem) {
217 strcpy(spath + slen, de->d_name);
219 if (lstatat(dirfd, spath, &st) == 0) {
220 if (strlen(de->d_name) > drem) {
224 strcpy(dpath + dlen, de->d_name);
226 if (S_ISDIR(st.st_mode)) {
227 if (AFP_OK != (err = copydir(vol, dirfd, spath, dpath)))
229 } else if (AFP_OK != (err = copyfile(vol, vol, dirfd, spath, dpath, NULL, NULL))) {
233 /* keep the same time stamp. */
234 ut.actime = ut.modtime = st.st_mtime;
240 /* keep the same time stamp. */
241 if (lstatat(dirfd, src, &st) == 0) {
242 ut.actime = ut.modtime = st.st_mtime;
251 /* ---------------------
252 * is our cached offspring count valid?
254 static int diroffcnt(struct dir *dir, struct stat *st)
256 return st->st_ctime == dir->ctime;
259 /* --------------------- */
260 static int invisible_dots(const struct vol *vol, const char *name)
262 return vol_inv_dots(vol) && *name == '.' && strcmp(name, ".") && strcmp(name, "..");
265 /* ------------------ */
266 static int set_dir_errors(struct path *path, const char *where, int err)
271 return AFPERR_ACCESS;
275 LOG(log_error, logtype_afpd, "setdirparam(%s): %s: %s", fullpathname(path->u_name), where, strerror(err) );
280 * @brief Convert name in client encoding to server encoding
282 * Convert ret->m_name to ret->u_name from client encoding to server encoding.
283 * This only gets called from cname().
285 * @returns 0 on success, -1 on error
287 * @note If the passed ret->m_name is mangled, we'll demangle it
289 static int cname_mtouname(const struct vol *vol, const struct dir *dir, struct path *ret, int toUTF8)
291 static char temp[ MAXPATHLEN + 1];
295 if (afp_version >= 30) {
297 if (dir->d_did == DIRDID_ROOT_PARENT) {
299 * With uft8 volume name is utf8-mac, but requested path may be a mangled longname. See #2611981.
300 * So we compare it with the longname from the current volume and if they match
301 * we overwrite the requested path with the utf8 volume name so that the following
304 ucs2_to_charset(vol->v_maccharset, vol->v_macname, temp, AFPVOL_MACNAMELEN + 1);
305 if (strcasecmp(ret->m_name, temp) == 0)
306 ucs2_to_charset(CH_UTF8_MAC, vol->v_u8mname, ret->m_name, AFPVOL_U8MNAMELEN);
309 if (mtoUTF8(vol, ret->m_name, strlen(ret->m_name), temp, MAXPATHLEN) == (size_t)-1) {
310 afp_errno = AFPERR_PARAM;
313 strcpy(ret->m_name, temp);
317 /* check for OS X mangled filename :( */
318 t = demangle_osx(vol, ret->m_name, dir->d_did, &fileid);
319 LOG(log_maxdebug, logtype_afpd, "cname_mtouname('%s',did:%u) {demangled:'%s', fileid:%u}",
320 ret->m_name, ntohl(dir->d_did), t, ntohl(fileid));
322 if (t != ret->m_name) {
324 /* duplicate work but we can't reuse all convert_char we did in demangle_osx
325 * flags weren't the same
327 if ( (t = utompath(vol, ret->u_name, fileid, utf8_encoding())) ) {
328 /* at last got our view of mac name */
329 strcpy(ret->m_name, t);
332 } /* afp_version >= 30 */
334 /* If we haven't got it by now, get it */
335 if (ret->u_name == NULL) {
336 if ((ret->u_name = mtoupath(vol, ret->m_name, dir->d_did, utf8_encoding())) == NULL) {
337 afp_errno = AFPERR_PARAM;
346 * @brief Build struct path from struct dir
348 * The final movecwd in cname failed, possibly with EPERM or ENOENT. We:
349 * 1. move cwd into parent dir (we're often already there, but not always)
350 * 2. set struct path to the dirname
352 * AFPERR_ACCESS: the dir is there, we just cant chdir into it
353 * AFPERR_NOOBJ: the dir was there when we stated it in cname, so we have a race
354 * 4. indicate there's no dir for this path
357 static struct path *path_from_dir(struct vol *vol, struct dir *dir, struct path *ret)
359 if (dir->d_did == DIRDID_ROOT_PARENT || dir->d_did == DIRDID_ROOT)
365 if (movecwd( vol, dirlookup(vol, dir->d_pdid)) < 0 ) /* 1 */
368 memcpy(ret->m_name, cfrombstr(dir->d_m_name), blength(dir->d_m_name) + 1); /* 3 */
369 if (dir->d_m_name == dir->d_u_name) {
370 ret->u_name = ret->m_name;
372 ret->u_name = ret->m_name + blength(dir->d_m_name) + 1;
373 memcpy(ret->u_name, cfrombstr(dir->d_u_name), blength(dir->d_u_name) + 1);
378 LOG(log_debug, logtype_afpd, "cname('%s') {path-from-dir: AFPERR_ACCESS. curdir:'%s', path:'%s'}",
379 cfrombstr(dir->d_fullpath),
380 cfrombstr(curdir->d_fullpath),
386 if (movecwd(vol, dirlookup(vol, dir->d_pdid)) < 0 ) /* 1 */
389 memcpy(ret->m_name, cfrombstr(dir->d_m_name), blength(dir->d_m_name) + 1);
390 if (dir->d_m_name == dir->d_u_name) {
391 ret->u_name = ret->m_name;
393 ret->u_name = ret->m_name + blength(dir->d_m_name) + 1;
394 memcpy(ret->u_name, cfrombstr(dir->d_u_name), blength(dir->d_u_name) + 1);
397 ret->d_dir = NULL; /* 4 */
398 dir_remove(vol, dir); /* 5 */
405 /* DEADC0DE: never get here */
410 /*********************************************************************************************
412 ********************************************************************************************/
414 int get_afp_errno(const int param)
416 if (afp_errno != AFPERR_DID1)
422 * @brief Resolve a DID
424 * Resolve a DID, allocate a struct dir for it
425 * 1. Check for special CNIDs 0 (invalid), 1 and 2.
426 * 2a. Check if the DID is in the cache.
427 * 2b. Check if it's really a dir (d_fullpath != NULL) because we cache files too.
428 * 3. If it's not in the cache resolve it via the database.
429 * 4. Build complete server-side path to the dir.
430 * 5. Check if it exists and is a directory.
431 * 6. Create the struct dir and populate it.
432 * 7. Add it to the cache.
434 * @param vol (r) pointer to struct vol
435 * @param did (r) DID to resolve
437 * @returns pointer to struct dir
439 * @note FIXME: OSX calls it with bogus id, ie file ID not folder ID,
440 * and we are really bad in this case.
442 struct dir *dirlookup(const struct vol *vol, cnid_t did)
444 static char buffer[12 + MAXPATHLEN + 1];
446 struct dir *ret = NULL, *pdir;
447 bstring fullpath = NULL;
448 char *upath = NULL, *mpath;
451 int buflen = 12 + MAXPATHLEN + 1;
455 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {start}", ntohl(did));
457 /* check for did 0, 1 and 2 */
458 if (did == 0 || vol == NULL) { /* 1 */
459 afp_errno = AFPERR_PARAM;
461 } else if (did == DIRDID_ROOT_PARENT) {
462 rootParent.d_vid = vol->v_vid;
463 return (&rootParent);
464 } else if (did == DIRDID_ROOT) {
468 /* Search the cache */
469 if ((ret = dircache_search_by_did(vol, did)) != NULL) { /* 2a */
470 if (ret->d_fullpath == NULL) { /* 2b */
471 afp_errno = AFPERR_BADTYPE;
474 if (lstat(cfrombstr(ret->d_fullpath), &st) != 0) {
475 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {lstat: %s}", ntohl(did), strerror(errno));
479 /* It's not there anymore, so remove it */
480 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {calling dir_remove()}", ntohl(did));
481 dir_remove(vol, ret);
482 afp_errno = AFPERR_NOOBJ;
493 utf8 = utf8_encoding();
494 maxpath = (utf8) ? MAXPATHLEN - 7 : 255;
496 /* Get it from the database */
498 if ( (upath = cnid_resolve(vol->v_cdb, &cnid, buffer, buflen)) == NULL
499 || (upath = strdup(upath)) == NULL) { /* 3 */
500 afp_errno = AFPERR_NOOBJ;
507 * Recurse up the tree, terminates in dirlookup when either
508 * - DIRDID_ROOT is hit
509 * - a cached entry is found
511 if ((pdir = dirlookup(vol, pdid)) == NULL) {
516 /* build the fullpath */
517 if ((fullpath = bstrcpy(pdir->d_fullpath)) == NULL
518 || bconchar(fullpath, '/') != BSTR_OK
519 || bcatcstr(fullpath, upath) != BSTR_OK) {
524 /* stat it and check if it's a dir */
525 LOG(log_debug, logtype_afpd, "dirlookup: {stating %s}", cfrombstr(fullpath));
527 if (stat(cfrombstr(fullpath), &st) != 0) { /* 5a */
530 afp_errno = AFPERR_NOOBJ;
534 afp_errno = AFPERR_ACCESS;
538 afp_errno = AFPERR_MISC;
543 if ( ! S_ISDIR(st.st_mode)) { /* 5b */
544 afp_errno = AFPERR_BADTYPE;
550 /* Get macname from unix name */
551 if ( (mpath = utompath(vol, upath, did, utf8)) == NULL ) {
552 afp_errno = AFPERR_NOOBJ;
557 /* Create struct dir */
558 if ((ret = dir_new(mpath, upath, vol, pdid, did, fullpath)) == NULL) { /* 6 */
559 LOG(log_error, logtype_afpd, "dirlookup(did: %u) {%s, %s}: %s", ntohl(did), mpath, upath, strerror(errno));
564 /* Add it to the cache only if it's a dir */
565 if (dircache_add(ret) != 0) { /* 7 */
570 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {end: did:%u, path:'%s'}",
571 ntohl(did), ntohl(pdid), cfrombstr(ret->d_fullpath));
574 if (upath) free(upath);
576 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {exit_error: %s}",
577 ntohl(did), AfpErr2name(afp_errno));
588 #define ENUMVETO "./../Network Trash Folder/TheVolumeSettingsFolder/TheFindByContentFolder/:2eDS_Store/Contents/Desktop Folder/Trash/Benutzer/"
590 int caseenumerate(const struct vol *vol, struct path *path, struct dir *dir)
595 static u_int32_t did = 0;
596 static char cname[MAXPATHLEN];
597 static char lname[MAXPATHLEN];
598 ucs2_t u2_path[MAXPATHLEN];
599 ucs2_t u2_dename[MAXPATHLEN];
600 char *tmp, *savepath;
602 if (!(vol->v_flags & AFPVOL_CASEINSEN))
605 if (veto_file(ENUMVETO, path->u_name))
608 savepath = path->u_name;
610 /* very simple cache */
611 if ( dir->d_did == did && strcmp(lname, path->u_name) == 0) {
612 path->u_name = cname;
614 if (of_stat( path ) == 0 ) {
617 /* something changed, we cannot stat ... */
621 if (NULL == ( dp = opendir( "." )) ) {
622 LOG(log_debug, logtype_afpd, "caseenumerate: opendir failed: %s", dir->d_u_name);
627 /* LOG(log_debug, logtype_afpd, "caseenumerate: for %s", path->u_name); */
628 if ((size_t) -1 == convert_string(vol->v_volcharset, CH_UCS2, path->u_name, -1, u2_path, sizeof(u2_path)) )
629 LOG(log_debug, logtype_afpd, "caseenumerate: conversion failed for %s", path->u_name);
631 /*LOG(log_debug, logtype_afpd, "caseenumerate: dir: %s, path: %s", dir->d_u_name, path->u_name); */
633 for ( de = readdir( dp ); de != NULL; de = readdir( dp )) {
634 if (NULL == check_dirent(vol, de->d_name))
637 if ((size_t) -1 == convert_string(vol->v_volcharset, CH_UCS2, de->d_name, -1, u2_dename, sizeof(u2_dename)) )
640 if (strcasecmp_w( u2_path, u2_dename) == 0) {
642 strlcpy(cname, de->d_name, sizeof(cname));
643 path->u_name = cname;
645 if (of_stat( path ) == 0 ) {
646 LOG(log_debug, logtype_afpd, "caseenumerate: using dir: %s, path: %s", de->d_name, path->u_name);
647 strlcpy(lname, tmp, sizeof(lname));
660 /* invalidate cache */
663 path->u_name = savepath;
665 /* LOG(log_debug, logtype_afpd, "caseenumerate: path on ret: %s", path->u_name); */
671 * @brief Construct struct dir
673 * Construct struct dir from parameters.
675 * @param m_name (r) directory name in UTF8-dec
676 * @param u_name (r) directory name in server side encoding
677 * @param vol (r) pointer to struct vol
678 * @param pdid (r) Parent CNID
679 * @param did (r) CNID
680 * @param fullpath (r) Full unix path to dir or NULL for files
682 * @returns pointer to new struct dir or NULL on error
684 * @note Most of the time mac name and unix name are the same.
686 struct dir *dir_new(const char *m_name,
688 const struct vol *vol,
695 dir = (struct dir *) calloc(1, sizeof( struct dir ));
699 if ((dir->d_m_name = bfromcstr(m_name)) == NULL) {
704 if (convert_string_allocate( (utf8_encoding()) ? CH_UTF8_MAC : vol->v_maccharset,
707 -1, (char **)&dir->d_m_name_ucs2) == (size_t)-1 ) {
708 LOG(log_error, logtype_afpd, "dir_new(did: %u) {%s, %s}: couldn't set UCS2 name", ntohl(did), m_name, u_name);
709 dir->d_m_name_ucs2 = NULL;
712 if (m_name == u_name || !strcmp(m_name, u_name)) {
713 dir->d_u_name = dir->d_m_name;
715 else if ((dir->d_u_name = bfromcstr(u_name)) == NULL) {
716 bdestroy(dir->d_m_name);
723 dir->d_vid = vol->v_vid;
724 dir->d_fullpath = path;
729 * @brief Free a struct dir and all its members
731 * @param (rw) pointer to struct dir
733 void dir_free(struct dir *dir)
735 if (dir->d_u_name != dir->d_m_name) {
736 bdestroy(dir->d_u_name);
738 if (dir->d_m_name_ucs2)
739 free(dir->d_m_name_ucs2);
740 bdestroy(dir->d_m_name);
741 bdestroy(dir->d_fullpath);
746 * @brief Create struct dir from struct path
748 * Create a new struct dir from struct path. Then add it to the cache.
749 * The caller must have assured that the dir is not already in the cache,
750 * cf theAFP_ASSERTion.
751 * 1. Open adouble file, get CNID from it.
752 * 2. Search the database, hinting with the CNID from (1).
753 * 3. Build fullpath and create struct dir.
754 * 4. Add it to the cache.
756 * @param vol (r) pointer to struct vol, possibly modified in callee
757 * @param dir (r) pointer to parrent directory
758 * @param path (rw) pointer to struct path with valid path->u_name
759 * @param len (r) strlen of path->u_name
761 * @returns Pointer to new struct dir or NULL on error.
763 * @note Function also assigns path->m_name from path->u_name.
765 struct dir *dir_add(struct vol *vol, const struct dir *dir, struct path *path, int len)
768 struct dir *cdir = NULL;
771 struct adouble *adp = NULL;
779 if ((cdir = dircache_search_by_name(vol, dir, path->u_name, strlen(path->u_name))) != NULL) {
780 /* there's a stray entry in the dircache */
781 LOG(log_debug, logtype_afpd, "dir_add(did:%u,'%s/%s'): {stray cache entry: did:%u,'%s', removing}",
782 ntohl(dir->d_did), cfrombstr(dir->d_fullpath), path->u_name,
783 ntohl(cdir->d_did), cfrombstr(dir->d_fullpath));
784 if (dir_remove(vol, cdir) != 0) {
786 AFP_PANIC("dir_add");
790 /* get_id needs adp for reading CNID from adouble file */
791 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
792 if ((ad_open_metadata(path->u_name, ADFLAGS_DIR, 0, &ad)) == 0) /* 1 */
796 if ((id = get_id(vol, adp, &path->st, dir->d_did, path->u_name, len)) == 0) { /* 2 */
802 ad_close_metadata(adp);
804 /* Get macname from unixname */
805 if (path->m_name == NULL) {
806 if ((path->m_name = utompath(vol, path->u_name, id, utf8_encoding())) == NULL) {
813 if ( ((fullpath = bstrcpy(dir->d_fullpath)) == NULL) /* 3 */
814 || (bconchar(fullpath, '/') != BSTR_OK)
815 || (bcatcstr(fullpath, path->u_name)) != BSTR_OK) {
816 LOG(log_error, logtype_afpd, "dir_add: fullpath: %s", strerror(errno) );
821 /* Allocate and initialize struct dir */
822 if ((cdir = dir_new( path->m_name, path->u_name, vol, dir->d_did, id, fullpath)) == NULL) { /* 3 */
827 if ((dircache_add(cdir)) != 0) { /* 4 */
828 LOG(log_error, logtype_afpd, "dir_add: fatal dircache error: %s", cfrombstr(fullpath));
834 LOG(log_debug, logtype_afpd, "dir_add('%s/%s'): error: %u",
835 cfrombstr(dir->d_u_name), path->u_name, err);
838 ad_close_metadata(adp);
839 if (!cdir && fullpath)
846 LOG(log_debug, logtype_afpd, "dir_add(did:%u,'%s/%s'): {cached: %u,'%s'}",
847 ntohl(dir->d_did), cfrombstr(dir->d_fullpath), path->u_name,
848 ntohl(cdir->d_did), cfrombstr(cdir->d_fullpath));
855 * @brief Remove a dir from a cache and free it and any ressources with it
857 * 1. Check if the dir is locked or has opened forks
858 * 2. If it's a request to remove curdir, just chdir to volume root
859 * 3. Remove it from the cache
860 * 4. Remove the dir plus any allocated resources it references
862 * @param (r) pointer to struct vol
863 * @param (rw) pointer to struct dir
865 int dir_remove(const struct vol *vol, struct dir *dir)
870 if (dir->d_did == DIRDID_ROOT_PARENT || dir->d_did == DIRDID_ROOT)
873 if (dir->d_flags & DIRF_CACHELOCK || dir->d_ofork) { /* 1 */
874 LOG(log_warning, logtype_afpd, "dir_remove(did:%u,'%s'): dir is locked or has opened forks",
875 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
879 if (curdir == dir) { /* 2 */
880 if (movecwd(vol, vol->v_root) < 0) {
881 LOG(log_error, logtype_afpd, "dir_remove: can't chdir to : %s", vol->v_root);
885 LOG(log_debug, logtype_afpd, "dir_remove(did:%u,'%s'): {removing}",
886 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
888 dircache_remove(vol, dir, DIRCACHE | DIDNAME_INDEX | QUEUE_INDEX); /* 3 */
889 dir_free(dir); /* 4 */
895 * @brief Modify a struct dir, adjust cache
897 * Any value that is 0 or NULL is not changed. If new_uname is NULL it is set to new_mname.
898 * If given new_uname == new_mname, new_uname will point to new_mname.
900 * @param vol (r) pointer to struct vol
901 * @param dir (rw) pointer to struct dir
902 * @param pdid (r) new parent DID
903 * @param did (r) new DID
904 * @param new_mname (r) new mac-name
905 * @param new_uname (r) new unix-name
906 * @param pdir_fullpath (r) new fullpath of parent dir
908 int dir_modify(const struct vol *vol,
912 const char *new_mname,
913 const char *new_uname,
914 bstring pdir_fullpath)
918 /* Remove it from the cache */
919 dircache_remove(vol, dir, DIRCACHE | DIDNAME_INDEX | QUEUE_INDEX);
927 /* free uname if it's not the same as mname */
928 if (dir->d_m_name != dir->d_u_name)
929 bdestroy(dir->d_u_name);
931 if (new_uname == NULL)
932 new_uname = new_mname;
934 /* assign new name */
935 if ((bassigncstr(dir->d_m_name, new_mname)) != BSTR_OK) {
936 LOG(log_error, logtype_afpd, "dir_modify: bassigncstr: %s", strerror(errno) );
940 if (new_mname == new_uname || (strcmp(new_mname, new_uname) == 0)) {
941 dir->d_u_name = dir->d_m_name;
943 if ((dir->d_u_name = bfromcstr(new_uname)) == NULL) {
944 LOG(log_error, logtype_afpd, "dir_modify: bassigncstr: %s", strerror(errno) );
951 if (bassign(dir->d_fullpath, pdir_fullpath) != BSTR_OK)
953 if (bcatcstr(dir->d_fullpath, "/") != BSTR_OK)
955 if (bcatcstr(dir->d_fullpath, new_uname) != BSTR_OK)
959 if (dir->d_m_name_ucs2)
960 free(dir->d_m_name_ucs2);
961 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))
962 dir->d_m_name_ucs2 = NULL;
964 /* Re-add it to the cache */
965 if ((dircache_add(dir)) != 0) {
967 AFP_PANIC("dir_modify");
974 * @brief Resolve a catalog node name path
976 * 1. Evaluate path type
977 * 2. Move to start dir, if we cant, it might eg because of EACCES, build
978 * path from dirname, so eg getdirparams has sth it can chew on. curdir
979 * is dir parent then. All this is done in path_from_dir().
980 * 3. Parse next cnode name in path, cases:
981 * 4. single "\0" -> do nothing
982 * 5. two or more consecutive "\0" -> chdir("..") one or more times
983 * 6. cnode name -> copy it to path.m_name
984 * 7. Get unix name from mac name
985 * 8. Special handling of request with did 1
986 * 9. stat the cnode name
987 * 10. If it's not there, it's probably an afp_createfile|dir,
988 * return with curdir = dir parent, struct path = dirname
989 * 11. If it's there and it's a file, it must should be the last element of the requested
990 * path. Return with curdir = cnode name parent dir, struct path = filename
991 * 12. Treat symlinks like files, dont follow them
993 * 14. Search the dircache for it
994 * 15. If it's not in the cache, create a struct dir for it and add it to the cache
995 * 16. chdir into the dir and
996 * 17. set m_name to the mac equivalent of "."
999 struct path *cname(struct vol *vol, struct dir *dir, char **cpath)
1001 static char path[ MAXPATHLEN + 1];
1002 static struct path ret;
1012 LOG(log_maxdebug, logtype_afpd, "came('%s'): {start}", cfrombstr(dir->d_fullpath));
1015 afp_errno = AFPERR_NOOBJ;
1016 memset(&ret, 0, sizeof(ret));
1018 switch (ret.m_type = *data) { /* 1 */
1021 len = (unsigned char) *data++;
1023 if (afp_version >= 30) {
1029 if (afp_version >= 30) {
1031 memcpy(&hint, data, sizeof(hint));
1033 data += sizeof(hint);
1035 memcpy(&len16, data, sizeof(len16));
1041 /* else it's an error */
1043 afp_errno = AFPERR_PARAM;
1046 *cpath += len + size;
1051 if (movecwd(vol, dir) < 0 ) {
1052 LOG(log_debug, logtype_afpd, "cname(did:%u): failed to chdir to '%s'",
1053 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
1055 return path_from_dir(vol, dir, &ret);
1060 while (len) { /* 3 */
1061 if (*data == 0) { /* 4 or 5 */
1064 while (len > 0 && *data == 0) { /* 5 */
1065 /* chdir to parrent dir */
1066 if ((dir = dirlookup(vol, dir->d_pdid)) == NULL)
1068 if (movecwd( vol, dir ) < 0 ) {
1069 dir_remove(vol, dir);
1079 for ( p = path; *data != 0 && len > 0; len-- ) {
1081 if (p > &path[ MAXPATHLEN]) {
1082 afp_errno = AFPERR_PARAM;
1086 *p = 0; /* Terminate string */
1089 if (cname_mtouname(vol, dir, &ret, toUTF8) != 0) { /* 7 */
1090 LOG(log_error, logtype_afpd, "cname('%s'): error from cname_mtouname", path);
1094 LOG(log_maxdebug, logtype_afpd, "came('%s'): {node: '%s}", cfrombstr(dir->d_fullpath), ret.u_name);
1096 /* Prevent access to our special folders like .AppleDouble */
1097 if (check_name(vol, ret.u_name)) {
1098 /* the name is illegal */
1099 LOG(log_info, logtype_afpd, "cname: illegal path: '%s'", ret.u_name);
1100 afp_errno = AFPERR_PARAM;
1104 if (dir->d_did == DIRDID_ROOT_PARENT) { /* 8 */
1106 * Special case: CNID 1
1107 * root parent (did 1) has one child: the volume. Requests for did=1 with
1108 * some <name> must check against the volume name.
1110 if ((strcmp(cfrombstr(vol->v_root->d_m_name), ret.m_name)) == 0)
1116 * CNID != 1, eg. most of the times we take this way.
1117 * Now check if current path-part is a file or dir:
1118 * o if it's dir we have to step into it
1119 * o if it's a file we expect it to be the last part of the requested path
1120 * and thus call continue which should terminate the while loop because
1123 if (of_stat(&ret) != 0) { /* 9 */
1125 * ret.u_name doesn't exist, might be afp_createfile|dir
1126 * that means it should have been the last part
1129 /* it wasn't the last part, so we have a bogus path request */
1130 afp_errno = AFPERR_NOOBJ;
1134 * this will terminate clean in while (1) because len == 0,
1135 * probably afp_createfile|dir
1137 LOG(log_maxdebug, logtype_afpd, "came('%s'): {leave-cnode ENOENT (possile create request): '%s'}",
1138 cfrombstr(dir->d_fullpath), ret.u_name);
1142 switch (ret.st.st_mode & S_IFMT) {
1143 case S_IFREG: /* 11 */
1144 LOG(log_debug, logtype_afpd, "came('%s'): {file: '%s'}",
1145 cfrombstr(dir->d_fullpath), ret.u_name);
1147 /* it wasn't the last part, so we have a bogus path request */
1148 afp_errno = AFPERR_PARAM;
1151 continue; /* continues while loop */
1152 case S_IFLNK: /* 12 */
1153 LOG(log_debug, logtype_afpd, "came('%s'): {link: '%s'}",
1154 cfrombstr(dir->d_fullpath), ret.u_name);
1156 LOG(log_warning, logtype_afpd, "came('%s'): {symlinked dir: '%s'}",
1157 cfrombstr(dir->d_fullpath), ret.u_name);
1158 afp_errno = AFPERR_PARAM;
1161 continue; /* continues while loop */
1162 case S_IFDIR: /* 13 */
1165 LOG(log_info, logtype_afpd, "cname: special file: '%s'", ret.u_name);
1166 afp_errno = AFPERR_NODIR;
1170 /* Search the cache */
1171 int unamelen = strlen(ret.u_name);
1172 cdir = dircache_search_by_name(vol, dir, ret.u_name, unamelen); /* 14 */
1174 /* Not in cache, create one */
1175 if ((cdir = dir_add(vol, dir, &ret, unamelen)) == NULL) { /* 15 */
1176 LOG(log_error, logtype_afpd, "cname(did:%u, name:'%s', cwd:'%s'): failed to add dir",
1177 ntohl(dir->d_did), ret.u_name, getcwdpath());
1181 } /* if/else cnid==1 */
1183 /* Now chdir to the evaluated dir */
1184 if (movecwd( vol, cdir ) < 0 ) { /* 16 */
1185 LOG(log_debug, logtype_afpd, "cname(cwd:'%s'): failed to chdir to new subdir '%s': %s",
1186 cfrombstr(curdir->d_fullpath), cfrombstr(cdir->d_fullpath), strerror(errno));
1188 return path_from_dir(vol, cdir, &ret);
1193 ret.m_name[0] = 0; /* 17, so we later know last token was a dir */
1196 if (curdir->d_did == DIRDID_ROOT_PARENT) {
1197 afp_errno = AFPERR_DID1;
1201 if (ret.m_name[0] == 0) {
1202 /* Last part was a dir */
1203 ret.u_name = mtoupath(vol, ret.m_name, 0, 1); /* Force "." into a useable static buffer */
1207 LOG(log_debug, logtype_afpd, "came('%s') {end: curdir:'%s', path:'%s'}",
1208 cfrombstr(dir->d_fullpath),
1209 cfrombstr(curdir->d_fullpath),
1216 * @brief chdir() to dir
1218 * @param vol (r) pointer to struct vol
1219 * @param dir (r) pointer to struct dir
1221 * @returns 0 on success, -1 on error with afp_errno set appropiately
1223 int movecwd(const struct vol *vol, struct dir *dir)
1230 LOG(log_maxdebug, logtype_afpd, "movecwd(curdir:'%s', cwd:'%s')",
1231 cfrombstr(curdir->d_fullpath), getcwdpath());
1235 if (dir->d_did == DIRDID_ROOT_PARENT) {
1236 curdir = &rootParent;
1240 LOG(log_debug, logtype_afpd, "movecwd(did:%u, '%s')",
1241 ntohl(dir->d_did), cfrombstr(dir->d_fullpath));
1243 if ((ret = lchdir(cfrombstr(dir->d_fullpath))) != 0 ) {
1244 LOG(log_debug, logtype_afpd, "movecwd('%s'): ret: %u, %s",
1245 cfrombstr(dir->d_fullpath), ret, strerror(errno));
1247 /* p is a symlink or getcwd failed */
1248 afp_errno = AFPERR_BADTYPE;
1250 if (chdir(vol->v_path ) < 0) {
1251 LOG(log_error, logtype_afpd, "can't chdir back'%s': %s", vol->v_path, strerror(errno));
1252 /* XXX what do we do here? */
1254 curdir = vol->v_root;
1261 afp_errno = AFPERR_ACCESS;
1264 afp_errno = AFPERR_NOOBJ;
1274 * We can't use unix file's perm to support Apple's inherited protection modes.
1275 * If we aren't the file's owner we can't change its perms when moving it and smb
1276 * nfs,... don't even try.
1278 #define AFP_CHECK_ACCESS
1280 int check_access(char *path, int mode)
1282 #ifdef AFP_CHECK_ACCESS
1290 accessmode(p, &ma, curdir, NULL);
1291 if ((mode & OPENACC_WR) && !(ma.ma_user & AR_UWRITE))
1293 if ((mode & OPENACC_RD) && !(ma.ma_user & AR_UREAD))
1299 /* --------------------- */
1300 int file_access(struct path *path, int mode)
1304 accessmode(path->u_name, &ma, curdir, &path->st);
1305 if ((mode & OPENACC_WR) && !(ma.ma_user & AR_UWRITE))
1307 if ((mode & OPENACC_RD) && !(ma.ma_user & AR_UREAD))
1313 /* --------------------- */
1314 void setdiroffcnt(struct dir *dir, struct stat *st, u_int32_t count)
1316 dir->offcnt = count;
1317 dir->ctime = st->st_ctime;
1318 dir->d_flags &= ~DIRF_CNID;
1322 /* ---------------------
1323 * is our cached also for reenumerate id?
1325 int dirreenumerate(struct dir *dir, struct stat *st)
1327 return st->st_ctime == dir->ctime && (dir->d_flags & DIRF_CNID);
1330 /* ------------------------------
1332 (name, dir) with curdir:name == dir, from afp_enumerate
1335 int getdirparams(const struct vol *vol,
1336 u_int16_t bitmap, struct path *s_path,
1338 char *buf, size_t *buflen )
1342 char *data, *l_nameoff = NULL, *utf_nameoff = NULL;
1343 int bit = 0, isad = 0;
1349 struct stat *st = &s_path->st;
1350 char *upath = s_path->u_name;
1352 if ((bitmap & ((1 << DIRPBIT_ATTR) |
1353 (1 << DIRPBIT_CDATE) |
1354 (1 << DIRPBIT_MDATE) |
1355 (1 << DIRPBIT_BDATE) |
1356 (1 << DIRPBIT_FINFO)))) {
1358 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1359 if ( !ad_metadata( upath, ADFLAGS_CREATE|ADFLAGS_DIR, &ad) ) {
1361 if (ad.ad_md->adf_flags & O_CREAT) {
1362 /* We just created it */
1363 ad_setname(&ad, s_path->m_name);
1378 while ( bitmap != 0 ) {
1379 while (( bitmap & 1 ) == 0 ) {
1387 ad_getattr(&ad, &ashort);
1388 } else if (invisible_dots(vol, cfrombstr(dir->d_u_name))) {
1389 ashort = htons(ATTRBIT_INVISIBLE);
1392 ashort |= htons(ATTRBIT_SHARED);
1393 memcpy( data, &ashort, sizeof( ashort ));
1394 data += sizeof( ashort );
1398 memcpy( data, &pdid, sizeof( pdid ));
1399 data += sizeof( pdid );
1400 LOG(log_debug, logtype_afpd, "metadata('%s'): Parent DID: %u",
1401 s_path->u_name, ntohl(pdid));
1404 case DIRPBIT_CDATE :
1405 if (!isad || (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0))
1406 aint = AD_DATE_FROM_UNIX(st->st_mtime);
1407 memcpy( data, &aint, sizeof( aint ));
1408 data += sizeof( aint );
1411 case DIRPBIT_MDATE :
1412 aint = AD_DATE_FROM_UNIX(st->st_mtime);
1413 memcpy( data, &aint, sizeof( aint ));
1414 data += sizeof( aint );
1417 case DIRPBIT_BDATE :
1418 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1419 aint = AD_DATE_START;
1420 memcpy( data, &aint, sizeof( aint ));
1421 data += sizeof( aint );
1424 case DIRPBIT_FINFO :
1426 memcpy( data, ad_entry( &ad, ADEID_FINDERI ), 32 );
1427 } else { /* no appledouble */
1428 memset( data, 0, 32 );
1429 /* set default view -- this also gets done in ad_open() */
1430 ashort = htons(FINDERINFO_CLOSEDVIEW);
1431 memcpy(data + FINDERINFO_FRVIEWOFF, &ashort, sizeof(ashort));
1433 /* dot files are by default visible */
1434 if (invisible_dots(vol, cfrombstr(dir->d_u_name))) {
1435 ashort = htons(FINDERINFO_INVISIBLE);
1436 memcpy(data + FINDERINFO_FRFLAGOFF, &ashort, sizeof(ashort));
1442 case DIRPBIT_LNAME :
1443 if (dir->d_m_name) /* root of parent can have a null name */
1446 memset(data, 0, sizeof(u_int16_t));
1447 data += sizeof( u_int16_t );
1450 case DIRPBIT_SNAME :
1451 memset(data, 0, sizeof(u_int16_t));
1452 data += sizeof( u_int16_t );
1456 memcpy( data, &dir->d_did, sizeof( aint ));
1457 data += sizeof( aint );
1458 LOG(log_debug, logtype_afpd, "metadata('%s'): DID: %u",
1459 s_path->u_name, ntohl(dir->d_did));
1462 case DIRPBIT_OFFCNT :
1464 /* this needs to handle current directory access rights */
1465 if (diroffcnt(dir, st)) {
1466 ashort = (dir->offcnt > 0xffff)?0xffff:dir->offcnt;
1468 else if ((ret = for_each_dirent(vol, upath, NULL,NULL)) >= 0) {
1469 setdiroffcnt(dir, st, ret);
1470 ashort = (dir->offcnt > 0xffff)?0xffff:dir->offcnt;
1472 ashort = htons( ashort );
1473 memcpy( data, &ashort, sizeof( ashort ));
1474 data += sizeof( ashort );
1478 aint = htonl(st->st_uid);
1479 memcpy( data, &aint, sizeof( aint ));
1480 data += sizeof( aint );
1484 aint = htonl(st->st_gid);
1485 memcpy( data, &aint, sizeof( aint ));
1486 data += sizeof( aint );
1489 case DIRPBIT_ACCESS :
1490 accessmode( upath, &ma, dir , st);
1492 *data++ = ma.ma_user;
1493 *data++ = ma.ma_world;
1494 *data++ = ma.ma_group;
1495 *data++ = ma.ma_owner;
1498 /* Client has requested the ProDOS information block.
1499 Just pass back the same basic block for all
1500 directories. <shirsch@ibm.net> */
1501 case DIRPBIT_PDINFO :
1502 if (afp_version >= 30) { /* UTF8 name */
1503 utf8 = kTextEncodingUTF8;
1504 if (dir->d_m_name) /* root of parent can have a null name */
1507 memset(data, 0, sizeof(u_int16_t));
1508 data += sizeof( u_int16_t );
1510 memcpy(data, &aint, sizeof( aint ));
1511 data += sizeof( aint );
1513 else { /* ProDOS Info Block */
1516 ashort = htons( 0x0200 );
1517 memcpy( data, &ashort, sizeof( ashort ));
1518 data += sizeof( ashort );
1519 memset( data, 0, sizeof( ashort ));
1520 data += sizeof( ashort );
1524 case DIRPBIT_UNIXPR :
1525 aint = htonl(st->st_uid);
1526 memcpy( data, &aint, sizeof( aint ));
1527 data += sizeof( aint );
1528 aint = htonl(st->st_gid);
1529 memcpy( data, &aint, sizeof( aint ));
1530 data += sizeof( aint );
1533 aint = htonl ( aint & ~S_ISGID ); /* Remove SGID, OSX doesn't like it ... */
1534 memcpy( data, &aint, sizeof( aint ));
1535 data += sizeof( aint );
1537 accessmode( upath, &ma, dir , st);
1539 *data++ = ma.ma_user;
1540 *data++ = ma.ma_world;
1541 *data++ = ma.ma_group;
1542 *data++ = ma.ma_owner;
1547 ad_close_metadata( &ad );
1549 return( AFPERR_BITMAP );
1555 ashort = htons( data - buf );
1556 memcpy( l_nameoff, &ashort, sizeof( ashort ));
1557 data = set_name(vol, data, pdid, cfrombstr(dir->d_m_name), dir->d_did, 0);
1559 if ( utf_nameoff ) {
1560 ashort = htons( data - buf );
1561 memcpy( utf_nameoff, &ashort, sizeof( ashort ));
1562 data = set_name(vol, data, pdid, cfrombstr(dir->d_m_name), dir->d_did, utf8);
1565 ad_close_metadata( &ad );
1567 *buflen = data - buf;
1571 /* ----------------------------- */
1572 int path_error(struct path *path, int error)
1574 /* - a dir with access error
1575 * - no error it's a file
1578 if (path_isadir(path))
1580 if (path->st_valid && path->st_errno)
1582 return AFPERR_BADTYPE ;
1585 /* ----------------------------- */
1586 int afp_setdirparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1591 u_int16_t vid, bitmap;
1597 memcpy( &vid, ibuf, sizeof( vid ));
1598 ibuf += sizeof( vid );
1600 if (NULL == ( vol = getvolbyvid( vid )) ) {
1601 return( AFPERR_PARAM );
1604 if (vol->v_flags & AFPVOL_RO)
1605 return AFPERR_VLOCK;
1607 memcpy( &did, ibuf, sizeof( did ));
1608 ibuf += sizeof( int );
1610 if (NULL == ( dir = dirlookup( vol, did )) ) {
1614 memcpy( &bitmap, ibuf, sizeof( bitmap ));
1615 bitmap = ntohs( bitmap );
1616 ibuf += sizeof( bitmap );
1618 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
1619 return get_afp_errno(AFPERR_NOOBJ);
1622 if ( *path->m_name != '\0' ) {
1623 rc = path_error(path, AFPERR_NOOBJ);
1624 /* maybe we are trying to set perms back */
1625 if (rc != AFPERR_ACCESS)
1630 * If ibuf is odd, make it even.
1632 if ((u_long)ibuf & 1 ) {
1636 if (AFP_OK == ( rc = setdirparams(vol, path, bitmap, ibuf )) ) {
1637 setvoltime(obj, vol );
1643 * cf AFP3.0.pdf page 244 for change_mdate and change_parent_mdate logic
1645 * assume path == '\0' eg. it's a directory in canonical form
1647 int setdirparams(struct vol *vol, struct path *path, u_int16_t d_bitmap, char *buf )
1659 u_int16_t ashort, bshort, oshort;
1661 int change_mdate = 0;
1662 int change_parent_mdate = 0;
1664 u_int16_t bitmap = d_bitmap;
1665 u_char finder_buf[32];
1668 u_int16_t upriv_bit = 0;
1671 upath = path->u_name;
1673 while ( bitmap != 0 ) {
1674 while (( bitmap & 1 ) == 0 ) {
1682 memcpy( &ashort, buf, sizeof( ashort ));
1683 buf += sizeof( ashort );
1685 case DIRPBIT_CDATE :
1687 memcpy(&cdate, buf, sizeof(cdate));
1688 buf += sizeof( cdate );
1690 case DIRPBIT_MDATE :
1691 memcpy(&newdate, buf, sizeof(newdate));
1692 buf += sizeof( newdate );
1694 case DIRPBIT_BDATE :
1696 memcpy(&bdate, buf, sizeof(bdate));
1697 buf += sizeof( bdate );
1699 case DIRPBIT_FINFO :
1701 memcpy( finder_buf, buf, 32 );
1704 case DIRPBIT_UID : /* What kind of loser mounts as root? */
1705 change_parent_mdate = 1;
1706 memcpy( &owner, buf, sizeof(owner));
1707 buf += sizeof( owner );
1710 change_parent_mdate = 1;
1711 memcpy( &group, buf, sizeof( group ));
1712 buf += sizeof( group );
1714 case DIRPBIT_ACCESS :
1716 change_parent_mdate = 1;
1717 ma.ma_user = *buf++;
1718 ma.ma_world = *buf++;
1719 ma.ma_group = *buf++;
1720 ma.ma_owner = *buf++;
1721 mpriv = mtoumode( &ma ) | vol->v_dperm;
1722 if (dir_rx_set(mpriv) && setdirmode( vol, upath, mpriv) < 0 ) {
1723 err = set_dir_errors(path, "setdirmode", errno);
1727 /* Ignore what the client thinks we should do to the
1728 ProDOS information block. Skip over the data and
1729 report nothing amiss. <shirsch@ibm.net> */
1730 case DIRPBIT_PDINFO :
1731 if (afp_version < 30) {
1735 err = AFPERR_BITMAP;
1739 case DIRPBIT_UNIXPR :
1740 if (vol_unix_priv(vol)) {
1741 memcpy( &owner, buf, sizeof(owner)); /* FIXME need to change owner too? */
1742 buf += sizeof( owner );
1743 memcpy( &group, buf, sizeof( group ));
1744 buf += sizeof( group );
1747 change_parent_mdate = 1;
1748 memcpy( &upriv, buf, sizeof( upriv ));
1749 buf += sizeof( upriv );
1750 upriv = ntohl (upriv) | vol->v_dperm;
1751 if (dir_rx_set(upriv)) {
1752 /* maybe we are trying to set perms back */
1753 if ( setdirunixmode(vol, upath, upriv) < 0 ) {
1755 err = set_dir_errors(path, "setdirunixmode", errno);
1766 err = AFPERR_BITMAP;
1774 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1776 if (ad_open_metadata( upath, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
1778 * Check to see what we're trying to set. If it's anything
1779 * but ACCESS, UID, or GID, give an error. If it's any of those
1780 * three, we don't need the ad to be open, so just continue.
1782 * note: we also don't need to worry about mdate. also, be quiet
1783 * if we're using the noadouble option.
1785 if (!vol_noadouble(vol) && (d_bitmap &
1786 ~((1<<DIRPBIT_ACCESS)|(1<<DIRPBIT_UNIXPR)|
1787 (1<<DIRPBIT_UID)|(1<<DIRPBIT_GID)|
1788 (1<<DIRPBIT_MDATE)|(1<<DIRPBIT_PDINFO)))) {
1789 return AFPERR_ACCESS;
1795 * Check to see if a create was necessary. If it was, we'll want
1796 * to set our name, etc.
1798 if ( (ad_get_HF_flags( &ad ) & O_CREAT)) {
1799 ad_setname(&ad, cfrombstr(curdir->d_m_name));
1805 while ( bitmap != 0 ) {
1806 while (( bitmap & 1 ) == 0 ) {
1814 ad_getattr(&ad, &bshort);
1816 if ( ntohs( ashort ) & ATTRBIT_SETCLR ) {
1817 bshort |= htons( ntohs( ashort ) & ~ATTRBIT_SETCLR );
1821 if ((bshort & htons(ATTRBIT_INVISIBLE)) != (oshort & htons(ATTRBIT_INVISIBLE)))
1822 change_parent_mdate = 1;
1823 ad_setattr(&ad, bshort);
1826 case DIRPBIT_CDATE :
1828 ad_setdate(&ad, AD_DATE_CREATE, cdate);
1831 case DIRPBIT_MDATE :
1833 case DIRPBIT_BDATE :
1835 ad_setdate(&ad, AD_DATE_BACKUP, bdate);
1838 case DIRPBIT_FINFO :
1840 /* Fixes #2802236 */
1841 u_int16_t *fflags = (u_int16_t *)(finder_buf + FINDERINFO_FRFLAGOFF);
1842 *fflags &= htons(~FINDERINFO_ISHARED);
1844 if ( dir->d_did == DIRDID_ROOT ) {
1846 * Alright, we admit it, this is *really* sick!
1847 * The 4 bytes that we don't copy, when we're dealing
1848 * with the root of a volume, are the directory's
1849 * location information. This eliminates that annoying
1850 * behavior one sees when mounting above another mount
1853 memcpy( ad_entry( &ad, ADEID_FINDERI ), finder_buf, 10 );
1854 memcpy( ad_entry( &ad, ADEID_FINDERI ) + 14, finder_buf + 14, 18 );
1856 memcpy( ad_entry( &ad, ADEID_FINDERI ), finder_buf, 32 );
1860 case DIRPBIT_UID : /* What kind of loser mounts as root? */
1861 if ( (dir->d_did == DIRDID_ROOT) &&
1862 (setdeskowner( ntohl(owner), -1 ) < 0)) {
1863 err = set_dir_errors(path, "setdeskowner", errno);
1864 if (isad && err == AFPERR_PARAM) {
1865 err = AFP_OK; /* ???*/
1868 goto setdirparam_done;
1871 if ( setdirowner(vol, upath, ntohl(owner), -1 ) < 0 ) {
1872 err = set_dir_errors(path, "setdirowner", errno);
1873 goto setdirparam_done;
1877 if (dir->d_did == DIRDID_ROOT)
1878 setdeskowner( -1, ntohl(group) );
1879 if ( setdirowner(vol, upath, -1, ntohl(group) ) < 0 ) {
1880 err = set_dir_errors(path, "setdirowner", errno);
1881 goto setdirparam_done;
1884 case DIRPBIT_ACCESS :
1885 if (dir->d_did == DIRDID_ROOT) {
1887 if (!dir_rx_set(mpriv)) {
1888 /* we can't remove read and search for owner on volume root */
1889 err = AFPERR_ACCESS;
1890 goto setdirparam_done;
1894 if (!dir_rx_set(mpriv) && setdirmode( vol, upath, mpriv) < 0 ) {
1895 err = set_dir_errors(path, "setdirmode", errno);
1896 goto setdirparam_done;
1899 case DIRPBIT_PDINFO :
1900 if (afp_version >= 30) {
1901 err = AFPERR_BITMAP;
1902 goto setdirparam_done;
1905 case DIRPBIT_UNIXPR :
1906 if (vol_unix_priv(vol)) {
1907 if (dir->d_did == DIRDID_ROOT) {
1908 if (!dir_rx_set(upriv)) {
1909 /* we can't remove read and search for owner on volume root */
1910 err = AFPERR_ACCESS;
1911 goto setdirparam_done;
1913 setdeskowner( -1, ntohl(group) );
1914 setdeskmode( upriv );
1916 if ( setdirowner(vol, upath, -1, ntohl(group) ) < 0 ) {
1917 err = set_dir_errors(path, "setdirowner", errno);
1918 goto setdirparam_done;
1921 if ( upriv_bit && setdirunixmode(vol, upath, upriv) < 0 ) {
1922 err = set_dir_errors(path, "setdirunixmode", errno);
1923 goto setdirparam_done;
1927 err = AFPERR_BITMAP;
1928 goto setdirparam_done;
1932 err = AFPERR_BITMAP;
1933 goto setdirparam_done;
1942 if (change_mdate && newdate == 0 && gettimeofday(&tv, NULL) == 0) {
1943 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1947 ad_setdate(&ad, AD_DATE_MODIFY, newdate);
1948 ut.actime = ut.modtime = AD_DATE_TO_UNIX(newdate);
1953 if (path->st_valid && !path->st_errno) {
1954 struct stat *st = &path->st;
1956 if (dir && dir->d_pdid) {
1957 ad_setid(&ad, st->st_dev, st->st_ino, dir->d_did, dir->d_pdid, vol->v_stamp);
1961 ad_close_metadata( &ad);
1964 if (change_parent_mdate && dir->d_did != DIRDID_ROOT
1965 && gettimeofday(&tv, NULL) == 0) {
1966 if (movecwd(vol, dirlookup(vol, dir->d_pdid)) == 0) {
1967 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1968 /* be careful with bitmap because now dir is null */
1969 bitmap = 1<<DIRPBIT_MDATE;
1970 setdirparams(vol, &Cur_Path, bitmap, (char *)&newdate);
1971 /* should we reset curdir ?*/
1978 int afp_syncdir(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1992 memcpy( &vid, ibuf, sizeof( vid ));
1993 ibuf += sizeof( vid );
1994 if (NULL == (vol = getvolbyvid( vid )) ) {
1995 return( AFPERR_PARAM );
1998 memcpy( &did, ibuf, sizeof( did ));
1999 ibuf += sizeof( did );
2003 * if it's CNID 2 our only choice to meet the specs is call sync.
2004 * For any other CNID just sync that dir. To my knowledge the
2005 * intended use of FPSyncDir is to sync the volume so all we're
2006 * ever going to see here is probably CNID 2. Anyway, we' prepared.
2009 if ( ntohl(did) == 2 ) {
2012 if (NULL == ( dir = dirlookup( vol, did )) ) {
2013 return afp_errno; /* was AFPERR_NOOBJ */
2016 if (movecwd( vol, dir ) < 0 )
2017 return ( AFPERR_NOOBJ );
2020 * Assuming only OSens that have dirfd also may require fsyncing directories
2021 * in order to flush metadata e.g. Linux.
2025 if (NULL == ( dp = opendir( "." )) ) {
2028 return( AFPERR_NOOBJ );
2030 return( AFPERR_ACCESS );
2032 return( AFPERR_PARAM );
2036 LOG(log_debug, logtype_afpd, "afp_syncdir: dir: '%s'", dir->d_u_name);
2039 if ( fsync ( dfd ) < 0 )
2040 LOG(log_error, logtype_afpd, "afp_syncdir(%s): %s",
2041 dir->d_u_name, strerror(errno) );
2042 closedir(dp); /* closes dfd too */
2045 if ( -1 == (dfd = open(vol->ad_path(".", ADFLAGS_DIR), O_RDWR))) {
2048 return( AFPERR_NOOBJ );
2050 return( AFPERR_ACCESS );
2052 return( AFPERR_PARAM );
2056 LOG(log_debug, logtype_afpd, "afp_syncdir: ad-file: '%s'",
2057 vol->ad_path(".", ADFLAGS_DIR) );
2059 if ( fsync(dfd) < 0 )
2060 LOG(log_error, logtype_afpd, "afp_syncdir(%s): %s",
2061 vol->ad_path(cfrombstr(dir->d_u_name), ADFLAGS_DIR), strerror(errno) );
2068 int afp_createdir(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2074 struct path *s_path;
2082 memcpy( &vid, ibuf, sizeof( vid ));
2083 ibuf += sizeof( vid );
2084 if (NULL == ( vol = getvolbyvid( vid )) ) {
2085 return( AFPERR_PARAM );
2088 if (vol->v_flags & AFPVOL_RO)
2089 return AFPERR_VLOCK;
2091 memcpy( &did, ibuf, sizeof( did ));
2092 ibuf += sizeof( did );
2093 if (NULL == ( dir = dirlookup( vol, did )) ) {
2094 return afp_errno; /* was AFPERR_NOOBJ */
2096 /* for concurrent access we need to be sure we are not in the
2097 * folder we want to create...
2101 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
2102 return get_afp_errno(AFPERR_PARAM);
2104 /* cname was able to move curdir to it! */
2105 if (*s_path->m_name == '\0')
2106 return AFPERR_EXIST;
2108 upath = s_path->u_name;
2110 if (AFP_OK != (err = netatalk_mkdir(vol, upath))) {
2114 if (of_stat(s_path) < 0) {
2120 if ((dir = dir_add(vol, curdir, s_path, strlen(s_path->u_name))) == NULL) {
2124 if ( movecwd( vol, dir ) < 0 ) {
2125 return( AFPERR_PARAM );
2128 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2129 if (ad_open_metadata( ".", ADFLAGS_DIR, O_CREAT, &ad ) < 0) {
2130 if (vol_noadouble(vol))
2131 goto createdir_done;
2132 return( AFPERR_ACCESS );
2134 ad_setname(&ad, s_path->m_name);
2135 ad_setid( &ad, s_path->st.st_dev, s_path->st.st_ino, dir->d_did, did, vol->v_stamp);
2138 ad_close_metadata( &ad);
2142 /* FIXME: are we really inside the created dir? */
2143 if (createdir_inherit_acl(vol) != 0) {
2144 LOG(log_error, logtype_afpd, "Error inhereting ACL to .AppleDouble directory");
2147 #endif /* HAVE_ACLS */
2149 memcpy( rbuf, &dir->d_did, sizeof( u_int32_t ));
2150 *rbuflen = sizeof( u_int32_t );
2151 setvoltime(obj, vol );
2156 * dst new unix filename (not a pathname)
2157 * newname new mac name
2159 * dirfd -1 means ignore dirfd (or use AT_FDCWD), otherwise src is relative to dirfd
2161 int renamedir(const struct vol *vol,
2166 struct dir *newparent,
2172 /* existence check moved to afp_moveandrename */
2173 if ( unix_rename(dirfd, src, -1, dst ) < 0 ) {
2176 return( AFPERR_NOOBJ );
2178 return( AFPERR_ACCESS );
2180 return AFPERR_VLOCK;
2182 /* tried to move directory into a subdirectory of itself */
2183 return AFPERR_CANTMOVE;
2185 /* this needs to copy and delete. bleah. that means we have
2186 * to deal with entire directory hierarchies. */
2187 if ((err = copydir(vol, dirfd, src, dst)) < 0) {
2191 if ((err = deletedir(dirfd, src)) < 0)
2195 return( AFPERR_PARAM );
2199 vol->vfs->vfs_renamedir(vol, dirfd, src, dst);
2201 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2203 if (!ad_open_metadata( dst, ADFLAGS_DIR, 0, &ad)) {
2204 ad_setname(&ad, newname);
2206 ad_close_metadata( &ad);
2212 /* delete an empty directory */
2213 int deletecurdir(struct vol *vol)
2223 if ( dirlookup(vol, curdir->d_pdid) == NULL ) {
2224 return( AFPERR_ACCESS );
2229 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2230 /* we never want to create a resource fork here, we are going to delete it */
2231 if ( ad_metadata( ".", ADFLAGS_DIR, &ad) == 0 ) {
2233 ad_getattr(&ad, &ashort);
2234 ad_close_metadata(&ad);
2235 if ((ashort & htons(ATTRBIT_NODELETE))) {
2236 return AFPERR_OLOCK;
2239 err = vol->vfs->vfs_deletecurdir(vol);
2244 /* now get rid of dangling symlinks */
2245 if ((dp = opendir("."))) {
2246 while ((de = readdir(dp))) {
2247 /* skip this and previous directory */
2248 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
2251 /* bail if it's not a symlink */
2252 if ((lstat(de->d_name, &st) == 0) && !S_ISLNK(st.st_mode)) {
2254 return AFPERR_DIRNEMPT;
2257 if ((err = netatalk_unlink(de->d_name))) {
2264 if ( movecwd(vol, dirlookup(vol, curdir->d_pdid)) < 0 ) {
2269 err = netatalk_rmdir_all_errors(-1, cfrombstr(fdir->d_u_name));
2270 if ( err == AFP_OK || err == AFPERR_NOOBJ) {
2271 cnid_delete(vol->v_cdb, fdir->d_did);
2272 dir_remove( vol, fdir );
2276 /* inode is used as key for cnid.
2277 * Close the descriptor only after cnid_delete
2285 int afp_mapid(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2295 sfunc = (unsigned char) *ibuf++;
2298 if (sfunc >= 3 && sfunc <= 6) {
2299 if (afp_version < 30) {
2300 return( AFPERR_PARAM );
2307 case 3 :/* unicode */
2308 memcpy( &id, ibuf, sizeof( id ));
2311 if (( pw = getpwuid( id )) == NULL ) {
2312 return( AFPERR_NOITEM );
2314 len = convert_string_allocate( obj->options.unixcharset, ((!utf8)?obj->options.maccharset:CH_UTF8_MAC),
2315 pw->pw_name, -1, &name);
2322 case 4 : /* unicode */
2323 memcpy( &id, ibuf, sizeof( id ));
2326 if (NULL == ( gr = (struct group *)getgrgid( id ))) {
2327 return( AFPERR_NOITEM );
2329 len = convert_string_allocate( obj->options.unixcharset, (!utf8)?obj->options.maccharset:CH_UTF8_MAC,
2330 gr->gr_name, -1, &name);
2337 case 5 : /* UUID -> username */
2338 case 6 : /* UUID -> groupname */
2339 if ((afp_version < 32) || !(obj->options.flags & OPTION_UUID ))
2340 return AFPERR_PARAM;
2341 LOG(log_debug, logtype_afpd, "afp_mapid: valid UUID request");
2343 len = getnamefromuuid( ibuf, &name, &type);
2344 if (len != 0) /* its a error code, not len */
2345 return AFPERR_NOITEM;
2348 if (( pw = getpwnam( name )) == NULL )
2349 return( AFPERR_NOITEM );
2350 LOG(log_debug, logtype_afpd, "afp_mapid: name:%s -> uid:%d", name, pw->pw_uid);
2351 id = htonl(UUID_USER);
2352 memcpy( rbuf, &id, sizeof( id ));
2353 id = htonl( pw->pw_uid);
2354 rbuf += sizeof( id );
2355 memcpy( rbuf, &id, sizeof( id ));
2356 rbuf += sizeof( id );
2357 *rbuflen = 2 * sizeof( id );
2360 if (( gr = getgrnam( name )) == NULL )
2361 return( AFPERR_NOITEM );
2362 LOG(log_debug, logtype_afpd, "afp_mapid: group:%s -> gid:%d", name, gr->gr_gid);
2363 id = htonl(UUID_GROUP);
2364 memcpy( rbuf, &id, sizeof( id ));
2365 rbuf += sizeof( id );
2366 id = htonl( gr->gr_gid);
2367 memcpy( rbuf, &id, sizeof( id ));
2368 rbuf += sizeof( id );
2369 *rbuflen = 2 * sizeof( id );
2373 return (AFPERR_NOITEM);
2378 #endif /* HAVE_ACLS */
2380 return( AFPERR_PARAM );
2384 len = strlen( name );
2387 u_int16_t tp = htons(len);
2388 memcpy(rbuf, &tp, sizeof(tp));
2397 memcpy( rbuf, name, len );
2405 int afp_mapname(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2414 sfunc = (unsigned char) *ibuf++;
2416 LOG(log_debug, logtype_afpd, "afp_mapname: sfunc: %d, afp_version: %d", sfunc, afp_version);
2419 case 2 : /* unicode */
2420 if (afp_version < 30) {
2421 return( AFPERR_PARAM );
2423 memcpy(&ulen, ibuf, sizeof(ulen));
2426 LOG(log_debug, logtype_afpd, "afp_mapname: alive");
2430 len = (unsigned char) *ibuf++;
2433 case 5 : /* username -> UUID */
2434 case 6 : /* groupname -> UUID */
2435 if ((afp_version < 32) || !(obj->options.flags & OPTION_UUID ))
2436 return AFPERR_PARAM;
2437 memcpy(&ulen, ibuf, sizeof(ulen));
2441 #endif /* HAVE_ACLS */
2443 return( AFPERR_PARAM );
2449 return AFPERR_PARAM;
2452 case 1 : /* unicode */
2454 if (NULL == ( pw = (struct passwd *)getpwnam( ibuf )) ) {
2455 return( AFPERR_NOITEM );
2459 memcpy( rbuf, &id, sizeof( id ));
2460 *rbuflen = sizeof( id );
2463 case 2 : /* unicode */
2465 LOG(log_debug, logtype_afpd, "afp_mapname: gettgrnam for name: %s",ibuf);
2466 if (NULL == ( gr = (struct group *)getgrnam( ibuf ))) {
2467 return( AFPERR_NOITEM );
2470 LOG(log_debug, logtype_afpd, "afp_mapname: gettgrnam for name: %s -> id: %d",ibuf, id);
2472 memcpy( rbuf, &id, sizeof( id ));
2473 *rbuflen = sizeof( id );
2476 case 5 : /* username -> UUID */
2477 LOG(log_debug, logtype_afpd, "afp_mapname: name: %s",ibuf);
2478 if (0 != getuuidfromname(ibuf, UUID_USER, rbuf))
2479 return AFPERR_NOITEM;
2480 *rbuflen = UUID_BINSIZE;
2482 case 6 : /* groupname -> UUID */
2483 LOG(log_debug, logtype_afpd, "afp_mapname: name: %s",ibuf);
2484 if (0 != getuuidfromname(ibuf, UUID_GROUP, rbuf))
2485 return AFPERR_NOITEM;
2486 *rbuflen = UUID_BINSIZE;
2488 #endif /* HAVE_ACLS */
2494 /* ------------------------------------
2495 variable DID support
2497 int afp_closedir(AFPObj *obj _U_, char *ibuf _U_, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2508 /* do nothing as dids are static for the life of the process. */
2512 memcpy(&vid, ibuf, sizeof( vid ));
2513 ibuf += sizeof( vid );
2514 if (( vol = getvolbyvid( vid )) == NULL ) {
2515 return( AFPERR_PARAM );
2518 memcpy( &did, ibuf, sizeof( did ));
2519 ibuf += sizeof( did );
2520 if (( dir = dirlookup( vol, did )) == NULL ) {
2521 return( AFPERR_PARAM );
2524 /* dir_remove -- deletedid */
2530 /* did creation gets done automatically
2531 * there's a pb again with case but move it to cname
2533 int afp_opendir(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2536 struct dir *parentdir;
2544 memcpy(&vid, ibuf, sizeof(vid));
2545 ibuf += sizeof( vid );
2547 if (NULL == ( vol = getvolbyvid( vid )) ) {
2548 return( AFPERR_PARAM );
2551 memcpy(&did, ibuf, sizeof(did));
2552 ibuf += sizeof(did);
2554 if (NULL == ( parentdir = dirlookup( vol, did )) ) {
2558 if (NULL == ( path = cname( vol, parentdir, &ibuf )) ) {
2559 return get_afp_errno(AFPERR_PARAM);
2562 if ( *path->m_name != '\0' ) {
2563 return path_error(path, AFPERR_NOOBJ);
2566 if ( !path->st_valid && of_stat(path ) < 0 ) {
2567 return( AFPERR_NOOBJ );
2569 if ( path->st_errno ) {
2570 return( AFPERR_NOOBJ );
2573 memcpy(rbuf, &curdir->d_did, sizeof(curdir->d_did));
2574 *rbuflen = sizeof(curdir->d_did);