2 * $Id: directory.c,v 1.131.2.6 2010-02-01 19:40:43 franklahm Exp $
4 * Copyright (c) 1990,1993 Regents of The University of Michigan.
5 * All Rights Reserved. See COPYRIGHT.
10 #endif /* HAVE_CONFIG_H */
17 #include <sys/param.h>
23 #include <atalk/adouble.h>
24 #include <atalk/vfs.h>
25 #include <atalk/afp.h>
26 #include <atalk/util.h>
27 #include <atalk/cnid.h>
28 #include <atalk/logger.h>
29 #include <atalk/uuid.h>
30 #include <atalk/unix.h>
31 #include <atalk/bstrlib.h>
32 #include <atalk/bstradd.h>
34 #include "directory.h"
46 #ifdef HAVE_NFSv4_ACLS
47 extern void addir_inherit_acl(const struct vol *vol);
51 * FIXMEs, loose ends after the dircache rewrite:
52 * o case-insensitivity is gone
53 * o setdirparams doesn't change parent mdate anymore
54 * o catsearch doesn't work, see FIXMEs in catsearch.c
55 * o curdir per volume caching is gone
56 * o directory offspring count calculation probably broken
57 * o doesn't work with CNID backend last and the like.
58 * CNID backend must support persistent CNIDs.
62 /*******************************************************************************************
64 ******************************************************************************************/
67 struct dir rootParent = {
68 NULL, NULL, NULL, NULL, /* path, d_m_name, d_u_name, d_m_name_ucs2 */
69 NULL, NULL, 0, 0, /* qidx_node, d_ofork, ctime, d_flags */
70 0, 0, 0, 0 /* pdid, did, offcnt, d_vid */
72 struct dir *curdir = &rootParent;
73 struct path Cur_Path = {
79 0, /* stat is not set */
83 /*******************************************************************************************
85 ******************************************************************************************/
88 /* -------------------------
89 appledouble mkdir afp error code.
91 static int netatalk_mkdir(const char *name)
93 if (ad_mkdir(name, DIRBITS | 0777) < 0) {
96 return( AFPERR_NOOBJ );
98 return( AFPERR_VLOCK );
101 return( AFPERR_ACCESS );
103 return( AFPERR_EXIST );
106 return( AFPERR_DFULL );
108 return( AFPERR_PARAM );
114 /* ------------------- */
115 static int deletedir(char *dir)
117 char path[MAXPATHLEN + 1];
125 if ((len = strlen(dir)) +2 > sizeof(path))
129 if ((dp = opendir(dir)) == NULL)
135 remain = sizeof(path) -len -1;
136 while ((de = readdir(dp)) && err == AFP_OK) {
137 /* skip this and previous directory */
138 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
141 if (strlen(de->d_name) > remain) {
145 strcpy(path + len, de->d_name);
146 if (stat(path, &st)) {
149 if (S_ISDIR(st.st_mode)) {
150 err = deletedir(path);
152 err = netatalk_unlink(path);
157 /* okay. the directory is empty. delete it. note: we already got rid
160 err = netatalk_rmdir(dir);
165 /* do a recursive copy. */
166 static int copydir(const struct vol *vol, char *src, char *dst)
168 char spath[MAXPATHLEN + 1], dpath[MAXPATHLEN + 1];
177 /* doesn't exist or the path is too long. */
178 if (((slen = strlen(src)) > sizeof(spath) - 2) ||
179 ((dlen = strlen(dst)) > sizeof(dpath) - 2) ||
180 ((dp = opendir(src)) == NULL))
183 /* try to create the destination directory */
184 if (AFP_OK != (err = netatalk_mkdir(dst)) ) {
189 /* set things up to copy */
193 srem = sizeof(spath) - slen -1;
198 drem = sizeof(dpath) - dlen -1;
201 while ((de = readdir(dp))) {
202 /* skip this and previous directory */
203 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
206 if (strlen(de->d_name) > srem) {
210 strcpy(spath + slen, de->d_name);
212 if (stat(spath, &st) == 0) {
213 if (strlen(de->d_name) > drem) {
217 strcpy(dpath + dlen, de->d_name);
219 if (S_ISDIR(st.st_mode)) {
220 if (AFP_OK != (err = copydir(vol, spath, dpath)))
222 } else if (AFP_OK != (err = copyfile(vol, vol, spath, dpath, NULL, NULL))) {
226 /* keep the same time stamp. */
227 ut.actime = ut.modtime = st.st_mtime;
233 /* keep the same time stamp. */
234 if (stat(src, &st) == 0) {
235 ut.actime = ut.modtime = st.st_mtime;
244 /* ---------------------
245 * is our cached offspring count valid?
247 static int diroffcnt(struct dir *dir, struct stat *st)
249 return st->st_ctime == dir->ctime;
252 /* --------------------- */
253 static int invisible_dots(const struct vol *vol, const char *name)
255 return vol_inv_dots(vol) && *name == '.' && strcmp(name, ".") && strcmp(name, "..");
258 /* ------------------ */
259 static int set_dir_errors(struct path *path, const char *where, int err)
264 return AFPERR_ACCESS;
268 LOG(log_error, logtype_afpd, "setdirparam(%s): %s: %s", fullpathname(path->u_name), where, strerror(err) );
273 * @brief Convert name in client encoding to server encoding
275 * Convert ret->m_name to ret->u_name from client encoding to server encoding.
276 * This only gets called from cname().
278 * @returns 0 on success, -1 on error
280 * @note If the passed ret->m_name is mangled, we'll demangle it
282 static int cname_mtouname(const struct vol *vol, const struct dir *dir, struct path *ret, int toUTF8)
284 static char temp[ MAXPATHLEN + 1];
288 if (afp_version >= 30) {
290 if (dir->d_did == DIRDID_ROOT_PARENT) {
292 * With uft8 volume name is utf8-mac, but requested path may be a mangled longname. See #2611981.
293 * So we compare it with the longname from the current volume and if they match
294 * we overwrite the requested path with the utf8 volume name so that the following
297 ucs2_to_charset(vol->v_maccharset, vol->v_macname, temp, AFPVOL_MACNAMELEN + 1);
298 if (strcasecmp(ret->m_name, temp) == 0)
299 ucs2_to_charset(CH_UTF8_MAC, vol->v_u8mname, ret->m_name, AFPVOL_U8MNAMELEN);
302 if (mtoUTF8(vol, ret->m_name, strlen(ret->m_name), temp, MAXPATHLEN) == (size_t)-1) {
303 afp_errno = AFPERR_PARAM;
306 strcpy(ret->m_name, temp);
310 /* check for OS X mangled filename :( */
311 t = demangle_osx(vol, ret->m_name, dir->d_did, &fileid);
312 LOG(log_maxdebug, logtype_afpd, "cname_mtouname('%s',did:%u) {demangled:'%s', fileid:%u}",
313 ret->m_name, ntohl(dir->d_did), t, ntohl(fileid));
315 if (t != ret->m_name) {
317 /* duplicate work but we can't reuse all convert_char we did in demangle_osx
318 * flags weren't the same
320 if ( (t = utompath(vol, ret->u_name, fileid, utf8_encoding())) ) {
321 /* at last got our view of mac name */
322 strcpy(ret->m_name, t);
325 } /* afp_version >= 30 */
327 /* If we haven't got it by now, get it */
328 if (ret->u_name == NULL) {
329 if ((ret->u_name = mtoupath(vol, ret->m_name, dir->d_did, utf8_encoding())) == NULL) {
330 afp_errno = AFPERR_PARAM;
339 * @brief Build struct path from struct dir
341 * The final movecwd in cname failed, possibly with EPERM or ENOENT. We:
342 * 1. move cwd into parent dir (we're often already there, but not always)
344 static struct path *path_from_dir(struct vol *vol, struct dir *dir, struct path *ret)
347 * it's tricky: movecwd failed some of dir path are not there anymore.
348 * FIXME: Is it true with other errors?
350 if (dir->d_did == DIRDID_ROOT_PARENT || dir->d_did == DIRDID_ROOT)
356 if (movecwd( vol, dirlookup(vol, dir->d_pdid)) < 0 )
359 memcpy(ret->m_name, cfrombstring(dir->d_m_name), blength(dir->d_m_name) + 1);
360 if (dir->d_m_name == dir->d_u_name) {
361 ret->u_name = ret->m_name;
363 ret->u_name = ret->m_name + blength(dir->d_m_name) + 1;
364 memcpy(ret->u_name, cfrombstring(dir->d_u_name), blength(dir->d_u_name) + 1);
370 ret->st_errno = EACCES;
373 LOG(log_debug, logtype_afpd, "cname(AFPERR_ACCESS:'%s') {path-from-dir: curdir:'%s', path:'%s'}",
374 cfrombstring(dir->d_fullpath),
375 cfrombstring(curdir->d_fullpath),
381 if (movecwd(vol, dirlookup(vol, dir->d_pdid)) < 0 )
384 memcpy(ret->m_name, cfrombstring(dir->d_m_name), blength(dir->d_m_name) + 1);
385 if (dir->d_m_name == dir->d_u_name) {
386 ret->u_name = ret->m_name;
388 ret->u_name = ret->m_name + blength(dir->d_m_name) + 1;
389 memcpy(ret->u_name, cfrombstring(dir->d_u_name), blength(dir->d_u_name) + 1);
394 ret->st_errno = ENOENT;
397 dir_remove(vol, dir);
404 /* DEADC0DE: never get here */
409 /*********************************************************************************************
411 ********************************************************************************************/
413 int get_afp_errno(const int param)
415 if (afp_errno != AFPERR_DID1)
421 * @brief Resolve a DID
423 * Resolve a DID, allocate a struct dir for it
424 * 1. Check for special CNIDs 0 (invalid), 1 and 2.
425 * 2. Check if the DID is in the cache.
426 * 3. If it's not in the cache resolve it via the database.
427 * 4. Build complete server-side path to the dir.
428 * 5. Check if it exists and is a directory.
429 * 6. Create the struct dir and populate it.
430 * 7. Add it to the cache.
432 * @param vol (r) pointer to struct vol
433 * @param did (r) DID to resolve
435 * @returns pointer to struct dir
437 * @note FIXME: OSX calls it with bogus id, ie file ID not folder ID,
438 * and we are really bad in this case.
440 struct dir *dirlookup(const struct vol *vol, cnid_t did)
442 static char buffer[12 + MAXPATHLEN + 1];
443 struct bstrList *pathlist = NULL;
444 bstring fullpath = NULL;
446 struct dir *ret = NULL;
450 int buflen = 12 + MAXPATHLEN + 1;
454 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {start}", ntohl(did));
456 /* check for did 0, 1 and 2 */
457 if (did == 0 || vol == NULL) { /* 1 */
458 afp_errno = AFPERR_PARAM;
460 } else if (did == DIRDID_ROOT_PARENT) {
461 rootParent.d_vid = vol->v_vid;
462 return (&rootParent);
463 } else if (did == DIRDID_ROOT) {
467 /* Search the cache */
468 if ((ret = dircache_search_by_did(vol, did)) != NULL) { /* 2 */
472 utf8 = utf8_encoding();
473 maxpath = (utf8) ? MAXPATHLEN - 7 : 255;
475 /* Create list for path elements, request 16 list elements for now*/
476 if ((pathlist = bstListCreateMin(16)) == NULL) { /* 4 */
477 LOG(log_error, logtype_afpd, "dirlookup(did: %u): OOM: %s", ntohl(did), strerror(errno));
481 /* Get it from the database */
483 if ( (upath = cnid_resolve(vol->v_cdb, &cnid, buffer, buflen)) == NULL ) { /* 3 */
484 afp_errno = AFPERR_NOOBJ;
490 /* construct path, copy already found uname to path element list*/
491 if ((bstrListPush(pathlist, bfromcstr(upath))) != BSTR_OK) { /* 4 */
492 afp_errno = AFPERR_MISC;
497 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {%u, %s}", ntohl(did), ntohl(pdid), upath);
499 /* The stuff that follows is for building the full path to the directory */
501 /* work upwards until we reach volume root */
502 while (cnid != DIRDID_ROOT) {
503 /* construct path, copy already found uname to path element list*/
504 if ((bstrListPush(pathlist, bfromcstr(upath))) != BSTR_OK) { /* 4 */
505 afp_errno = AFPERR_MISC;
511 if ((upath = cnid_resolve(vol->v_cdb, &cnid, buffer, buflen)) == NULL ) { /* 3 */
512 afp_errno = AFPERR_NOOBJ;
518 if ((bstrListPush(pathlist, bfromcstr(vol->v_path))) != BSTR_OK) { /* 4 */
519 afp_errno = AFPERR_MISC;
524 if ((fullpath = bjoinInv(pathlist, bfromcstr("/"))) == NULL) { /* 4 */
525 afp_errno = AFPERR_MISC;
529 /* Finished building the fullpath */
531 /* stat it and check if it's a dir */
532 LOG(log_debug, logtype_afpd, "dirlookup: {stating %s}", cfrombstring(fullpath));
534 if (stat(cfrombstring(fullpath), &st) != 0) { /* 5a */
537 afp_errno = AFPERR_NOOBJ;
541 afp_errno = AFPERR_ACCESS;
545 afp_errno = AFPERR_MISC;
550 if ( ! S_ISDIR(st.st_mode)) { /* 5b */
551 afp_errno = AFPERR_BADTYPE;
557 /* Get macname from unix name */
558 if ( (mpath = utompath(vol, upath, did, utf8)) == NULL ) {
559 afp_errno = AFPERR_NOOBJ;
564 /* Create struct dir */
565 if ((ret = dir_new(mpath, upath, vol, pdid, did, fullpath)) == NULL) { /* 6 */
566 LOG(log_error, logtype_afpd, "dirlookup(did: %u) {%s, %s}: %s", ntohl(did), mpath, upath, strerror(errno));
571 /* Add it to the cache only if it's a dir */
572 if (dircache_add(ret) != 0) { /* 7 */
577 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {end: did:%u, path:'%s'}",
578 ntohl(did), ntohl(pdid), cfrombstring(ret->d_fullpath));
582 bstrListDestroy(pathlist);
585 LOG(log_debug, logtype_afpd, "dirlookup(did: %u) {exit_error: %s}",
586 ntohl(did), AfpErr2name(afp_errno));
597 #define ENUMVETO "./../Network Trash Folder/TheVolumeSettingsFolder/TheFindByContentFolder/:2eDS_Store/Contents/Desktop Folder/Trash/Benutzer/"
599 int caseenumerate(const struct vol *vol, struct path *path, struct dir *dir)
604 static u_int32_t did = 0;
605 static char cname[MAXPATHLEN];
606 static char lname[MAXPATHLEN];
607 ucs2_t u2_path[MAXPATHLEN];
608 ucs2_t u2_dename[MAXPATHLEN];
609 char *tmp, *savepath;
611 if (!(vol->v_flags & AFPVOL_CASEINSEN))
614 if (veto_file(ENUMVETO, path->u_name))
617 savepath = path->u_name;
619 /* very simple cache */
620 if ( dir->d_did == did && strcmp(lname, path->u_name) == 0) {
621 path->u_name = cname;
623 if (of_stat( path ) == 0 ) {
626 /* something changed, we cannot stat ... */
630 if (NULL == ( dp = opendir( "." )) ) {
631 LOG(log_debug, logtype_afpd, "caseenumerate: opendir failed: %s", dir->d_u_name);
636 /* LOG(log_debug, logtype_afpd, "caseenumerate: for %s", path->u_name); */
637 if ((size_t) -1 == convert_string(vol->v_volcharset, CH_UCS2, path->u_name, -1, u2_path, sizeof(u2_path)) )
638 LOG(log_debug, logtype_afpd, "caseenumerate: conversion failed for %s", path->u_name);
640 /*LOG(log_debug, logtype_afpd, "caseenumerate: dir: %s, path: %s", dir->d_u_name, path->u_name); */
642 for ( de = readdir( dp ); de != NULL; de = readdir( dp )) {
643 if (NULL == check_dirent(vol, de->d_name))
646 if ((size_t) -1 == convert_string(vol->v_volcharset, CH_UCS2, de->d_name, -1, u2_dename, sizeof(u2_dename)) )
649 if (strcasecmp_w( u2_path, u2_dename) == 0) {
651 strlcpy(cname, de->d_name, sizeof(cname));
652 path->u_name = cname;
654 if (of_stat( path ) == 0 ) {
655 LOG(log_debug, logtype_afpd, "caseenumerate: using dir: %s, path: %s", de->d_name, path->u_name);
656 strlcpy(lname, tmp, sizeof(lname));
669 /* invalidate cache */
672 path->u_name = savepath;
674 /* LOG(log_debug, logtype_afpd, "caseenumerate: path on ret: %s", path->u_name); */
680 * @brief Construct struct dir
682 * Construct struct dir from parameters.
684 * @param m_name (r) directory name in UTF8-dec
685 * @param u_name (r) directory name in server side encoding
686 * @param vol (r) pointer to struct vol
687 * @param pdid (r) Parent CNID
688 * @param did (r) CNID
689 * @param fullpath (r) Full unix path to dir
691 * @returns pointer to new struct dir or NULL on error
693 * @note Most of the time mac name and unix name are the same.
695 struct dir *dir_new(const char *m_name,
697 const struct vol *vol,
704 dir = (struct dir *) calloc(1, sizeof( struct dir ));
708 if ((dir->d_m_name = bfromcstr(m_name)) == NULL) {
713 if (convert_string_allocate( (utf8_encoding()) ? CH_UTF8_MAC : vol->v_maccharset,
716 -1, (char **)&dir->d_m_name_ucs2) == (size_t)-1 ) {
717 LOG(log_error, logtype_afpd, "dir_new(did: %u) {%s, %s}: couldn't set UCS2 name", ntohl(did), m_name, u_name);
718 dir->d_m_name_ucs2 = NULL;
721 if (m_name == u_name || !strcmp(m_name, u_name)) {
722 dir->d_u_name = dir->d_m_name;
724 else if ((dir->d_u_name = bfromcstr(u_name)) == NULL) {
725 bdestroy(dir->d_m_name);
732 dir->d_vid = vol->v_vid;
733 dir->d_fullpath = path;
738 * @brief Free a struct dir and all its members
740 * @param (rw) pointer to struct dir
742 void dir_free(struct dir *dir)
744 if (dir->d_u_name != dir->d_m_name) {
745 bdestroy(dir->d_u_name);
747 if (dir->d_m_name_ucs2)
748 free(dir->d_m_name_ucs2);
749 bdestroy(dir->d_m_name);
750 bdestroy(dir->d_fullpath);
755 * @brief Create struct dir from struct path
757 * Create a new struct dir from struct path. Then add it to the cache.
758 * The caller must have assured that the dir is not already in the cache,
760 * 1. Open adouble file, get CNID from it.
761 * 2. Search the database, hinting with the CNID from (1).
762 * 3. Build fullpath and create struct dir.
763 * 4. Add it to the cache.
765 * @param vol (r) pointer to struct vol
766 * @param dir (r) pointer to parrent directory
767 * @param path (rw) pointer to struct path with valid path->u_name
768 * @param len (r) strlen of path->u_name
770 * @returns Pointer to new struct dir or NULL on error.
772 * @note Function also assigns path->m_name from path->u_name.
774 struct dir *dir_add(const struct vol *vol, const struct dir *dir, struct path *path, int len)
777 struct dir *cdir = NULL;
780 struct adouble *adp = NULL;
788 if ((cdir = dircache_search_by_name(vol, dir->d_did, path->u_name, strlen(path->u_name))) != NULL) {
789 /* there's a stray entry in the dircache */
790 LOG(log_debug, logtype_afpd, "dir_add(did:%u,'%s/%s'): {stray cache entry: did:%u,'%s', removing}",
791 ntohl(dir->d_did), cfrombstring(dir->d_fullpath), path->u_name,
792 ntohl(cdir->d_did), cfrombstring(dir->d_fullpath));
793 if (dir_remove(vol, cdir) != 0) {
799 /* get_id needs adp for reading CNID from adouble file */
800 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
801 if ((ad_open_metadata(path->u_name, ADFLAGS_DIR, 0, &ad)) == 0) /* 1 */
805 if ((id = get_id(vol, adp, &path->st, dir->d_did, path->u_name, len)) == 0) { /* 2 */
811 ad_close_metadata(adp);
813 /* Get macname from unixname */
814 if (path->m_name == NULL) {
815 if ((path->m_name = utompath(vol, path->u_name, id, utf8_encoding())) == NULL) {
822 if ( ((fullpath = bstrcpy(dir->d_fullpath)) == NULL) /* 3 */
823 || (bconchar(fullpath, '/') != BSTR_OK)
824 || (bcatcstr(fullpath, path->u_name)) != BSTR_OK) {
825 LOG(log_error, logtype_afpd, "dir_add: fullpath: %s", strerror(errno) );
830 /* Allocate and initialize struct dir */
831 if ((cdir = dir_new( path->m_name, path->u_name, vol, dir->d_did, id, fullpath)) == NULL) { /* 3 */
836 if ((dircache_add(cdir)) != 0) { /* 4 */
837 LOG(log_error, logtype_afpd, "dir_add: fatal dircache error: %s", cfrombstring(fullpath));
843 LOG(log_debug, logtype_afpd, "dir_add('%s/%s'): error: %u",
844 cfrombstring(dir->d_u_name), path->u_name, err);
847 ad_close_metadata(adp);
848 if (!cdir && fullpath)
855 LOG(log_debug, logtype_afpd, "dir_add(did:%u,'%s/%s'): now cached",
856 ntohl(dir->d_did), cfrombstring(dir->d_u_name), path->u_name);
863 * @brief Remove a dir from a cache and free it and any ressources with it
865 * @param (r) pointer to struct vol
866 * @param (rw) pointer to struct dir
868 int dir_remove(const struct vol *vol, struct dir *dir)
873 if (dir->d_did == DIRDID_ROOT_PARENT || dir->d_did == DIRDID_ROOT)
877 if (movecwd(vol, vol->v_root) < 0) {
878 LOG(log_error, logtype_afpd, "dir_remove: can't chdir to : %s", vol->v_root);
883 LOG(log_debug, logtype_afpd, "dir_remove(did:%u,'%s'): {removing}",
884 ntohl(dir->d_did), cfrombstring(dir->d_u_name));
886 dircache_remove(vol, dir, DIRCACHE | DIDNAME_INDEX | QUEUE_INDEX);
893 * @brief Modify a struct dir, adust cache
895 * Any value that is 0 or NULL is not changed. If new_uname is NULL it is set to new_mname.
896 * If given new_uname == new_mname, new_uname will point to new_mname.
898 * @param vol (r) pointer to struct vol
899 * @param dir (rw) pointer to struct dir
900 * @param pdid (r) new parent DID
901 * @param did (r) new DID
902 * @param new_mname (r) new mac-name
903 * @param new_uname (r) new unix-name
905 int dir_modify(const struct vol *vol,
909 const char *new_mname,
910 const char *new_uname,
911 bstring pdir_fullpath)
915 /* Remove it from the cache */
916 dircache_remove(vol, dir, DIRCACHE | DIDNAME_INDEX | QUEUE_INDEX);
924 /* free uname if it's not the same as mname */
925 if (dir->d_m_name != dir->d_u_name)
926 bdestroy(dir->d_u_name);
928 if (new_uname == NULL)
929 new_uname = new_mname;
931 /* assign new name */
932 if ((bassigncstr(dir->d_m_name, new_mname)) != BSTR_OK) {
933 LOG(log_error, logtype_afpd, "dir_modify: bassigncstr: %s", strerror(errno) );
937 if (new_mname == new_uname || (strcmp(new_mname, new_uname) == 0)) {
938 dir->d_u_name = dir->d_m_name;
940 if ((dir->d_u_name = bfromcstr(new_uname)) == NULL) {
941 LOG(log_error, logtype_afpd, "renamedir: bassigncstr: %s", strerror(errno) );
948 if (bassign(dir->d_fullpath, pdir_fullpath) != BSTR_OK)
950 if (bcatcstr(dir->d_fullpath, "/") != BSTR_OK)
952 if (bcatcstr(dir->d_fullpath, new_uname) != BSTR_OK)
956 if (dir->d_m_name_ucs2)
957 free(dir->d_m_name_ucs2);
958 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))
959 dir->d_m_name_ucs2 = NULL;
961 /* Re-add it to the cache */
962 if ((dircache_add(dir)) != 0) {
971 * @brief Resolve a catalog node name path
973 * If it's a filename:
974 * 1. compute unix name
975 * 2. stat the file, storing struct stat or errno in struct path
976 * 3. cwd (and curdir) is filename parent directory
977 * 4. return path with with filename
980 * 5. search the dircache
981 * 6. if not in the cache:
982 * 7. compute unix name
983 * 8. stat the dir, storing struct stat or errno in struct path
985 * 10. if chdir failed, return path with dirname
986 * cwd is dir parent directory
987 * if chdir succeeded, add to dircache
988 * return path with "" and "."
990 * 11. else in the cache:
991 * 12. stat the dir, storing struct stat or errno in struct path
993 * 14. if chdir failed
996 * if not last path part, return NULL
1001 curdir: dir parent directory
1006 struct path *cname(struct vol *vol, struct dir *dir, char **cpath)
1008 static char path[ MAXPATHLEN + 1];
1009 static struct path ret;
1019 LOG(log_debug, logtype_afpd, "came('%s'): {start}", cfrombstring(dir->d_fullpath));
1022 afp_errno = AFPERR_NOOBJ;
1023 memset(&ret, 0, sizeof(ret));
1025 switch (ret.m_type = *data) { /* path type */
1028 len = (unsigned char) *data++;
1030 if (afp_version >= 30) {
1036 if (afp_version >= 30) {
1038 memcpy(&hint, data, sizeof(hint));
1040 data += sizeof(hint);
1042 memcpy(&len16, data, sizeof(len16));
1048 /* else it's an error */
1050 afp_errno = AFPERR_PARAM;
1053 *cpath += len + size;
1058 if (movecwd(vol, dir) < 0 ) {
1059 LOG(log_debug, logtype_afpd, "cname(did:%u): failed to chdir to '%s'",
1060 ntohl(dir->d_did), cfrombstring(dir->d_fullpath));
1062 return path_from_dir(vol, dir, &ret);
1070 * 1. single 0 -> delimiter
1071 * 2. additional 0 -> chdir(..)
1073 * a) name is a file, build struct path from it etc., exit while loop
1074 * b) name is a dir, add it to the dircache, chdir to it, continue
1076 if (*data == 0) { /* case 1 or 2 */
1079 while (len > 0 && *data == 0) { /* case 2 */
1080 /* chdir to parrent dir */
1081 if ((dir = dirlookup(vol, dir->d_pdid)) == NULL)
1083 if (movecwd( vol, dir ) < 0 ) {
1084 dir_remove(vol, dir);
1093 /* case 3: copy name from packet buffer to ret.m_name and process it */
1094 for ( p = path; *data != 0 && len > 0; len-- ) {
1096 if (p > &path[ MAXPATHLEN]) {
1097 afp_errno = AFPERR_PARAM;
1101 *p = 0; /* Terminate string */
1104 /* Get u_name from m_name */
1105 if (cname_mtouname(vol, dir, &ret, toUTF8) != 0) {
1106 LOG(log_error, logtype_afpd, "cname('%s'): error from cname_mtouname", path);
1110 LOG(log_maxdebug, logtype_afpd, "came('%s'): {node: '%s}", cfrombstring(dir->d_fullpath), ret.u_name);
1112 /* Prevent access to our special folders like .AppleDouble */
1113 if (check_name(vol, ret.u_name)) {
1114 /* the name is illegal */
1115 LOG(log_info, logtype_afpd, "cname: illegal path: '%s'", ret.u_name);
1116 afp_errno = AFPERR_PARAM;
1120 if (dir->d_did == DIRDID_ROOT_PARENT) {
1122 * Special case: CNID 1
1123 * root parent (did 1) has one child: the volume. Requests for did=1 with
1124 * some <name> must check against the volume name.
1126 if ((strcmp(cfrombstring(vol->v_root->d_m_name), ret.m_name)) == 0)
1132 * CNID != 1, eg. most of the times we take this way.
1133 * Now check if current path-part is a file or dir:
1134 * o if it's dir we have to step into it
1135 * o if it's a file we expect it to be the last part of the requested path
1136 * and thus call continue which should terminate the while loop because
1139 if (of_stat(&ret) != 0) {
1141 * ret.u_name doesn't exist, might be afp_createfile|dir
1142 * that means it should have been the last part
1145 /* it wasn't the last part, so we have a bogus path request */
1146 afp_errno = AFPERR_NOOBJ;
1150 * this will terminate clean in while (1) because len == 0,
1151 * probably afp_createfile|dir
1153 LOG(log_maxdebug, logtype_afpd, "came('%s'): {leave-cnode ENOENT (possile create request): '%s'}", cfrombstring(dir->d_fullpath), ret.u_name);
1157 switch (ret.st.st_mode & S_IFMT) {
1159 LOG(log_debug, logtype_afpd, "came('%s'): {file: '%s'}", cfrombstring(dir->d_fullpath), ret.u_name);
1161 /* it wasn't the last part, so we have a bogus path request */
1162 afp_errno = AFPERR_PARAM;
1165 continue; /* continues while loop */
1167 LOG(log_debug, logtype_afpd, "came('%s'): {link: '%s'}", cfrombstring(dir->d_fullpath), ret.u_name);
1169 LOG(log_warning, logtype_afpd, "came('%s'): {symlinked dir: '%s'}", cfrombstring(dir->d_fullpath), ret.u_name);
1170 afp_errno = AFPERR_PARAM;
1173 continue; /* continues while loop */
1177 LOG(log_info, logtype_afpd, "cname: special file: '%s'", ret.u_name);
1178 afp_errno = AFPERR_NODIR;
1182 /* Search the cache */
1183 int unamelen = strlen(ret.u_name);
1184 cdir = dircache_search_by_name(vol, dir->d_did, ret.u_name, unamelen);
1186 /* Not in cache, create one */
1187 if ((cdir = dir_add(vol, dir, &ret, unamelen)) == NULL) {
1188 LOG(log_error, logtype_afpd, "cname(did:%u, name:'%s', cwd:'%s'): failed to add dir",
1189 ntohl(dir->d_did), ret.u_name, getcwdpath());
1193 } /* if/else cnid==1 */
1195 /* Now chdir to the evaluated dir */
1196 if (movecwd( vol, cdir ) < 0 ) {
1197 LOG(log_debug, logtype_afpd, "cname(cwd:'%s'): failed to chdir to new subdir '%s': %s",
1198 cfrombstring(curdir->d_fullpath), cfrombstring(cdir->d_fullpath), strerror(errno));
1200 return path_from_dir(vol, cdir, &ret);
1205 ret.m_name[0] = 0; /* so we later know last token was a dir */
1208 if (curdir->d_did == DIRDID_ROOT_PARENT) {
1209 afp_errno = AFPERR_DID1;
1213 if (ret.m_name[0] == 0) {
1214 /* Last part was a dir */
1215 ret.u_name = mtoupath(vol, ret.m_name, 0, 1); /* Force "." into a useable static buffer */
1219 LOG(log_debug, logtype_afpd, "came('%s') {end: curdir:'%s', path:'%s'}",
1220 cfrombstring(dir->d_fullpath),
1221 cfrombstring(curdir->d_fullpath),
1228 * @brief chdir() to dir
1230 * @param vol (r) pointer to struct vol
1231 * @param dir (r) pointer to struct dir
1233 * @returns 0 on success, -1 on error with afp_errno set appropiately
1235 int movecwd(const struct vol *vol, struct dir *dir)
1242 LOG(log_maxdebug, logtype_afpd, "movecwd(curdir:'%s', cwd:'%s')",
1243 cfrombstring(curdir->d_fullpath), getcwdpath());
1247 if (dir->d_did == DIRDID_ROOT_PARENT) {
1248 curdir = &rootParent;
1252 LOG(log_debug, logtype_afpd, "movecwd(did:%u, '%s')", ntohl(dir->d_did), cfrombstring(dir->d_fullpath));
1254 if ( chdir(cfrombstring(dir->d_fullpath)) < 0 ) {
1255 LOG(log_debug, logtype_afpd, "movecwd('%s'): %s", cfrombstring(dir->d_fullpath), strerror(errno));
1259 afp_errno = AFPERR_ACCESS;
1262 afp_errno = AFPERR_NOOBJ;
1272 * We can't use unix file's perm to support Apple's inherited protection modes.
1273 * If we aren't the file's owner we can't change its perms when moving it and smb
1274 * nfs,... don't even try.
1276 #define AFP_CHECK_ACCESS
1278 int check_access(char *path, int mode)
1280 #ifdef AFP_CHECK_ACCESS
1288 accessmode(p, &ma, curdir, NULL);
1289 if ((mode & OPENACC_WR) && !(ma.ma_user & AR_UWRITE))
1291 if ((mode & OPENACC_RD) && !(ma.ma_user & AR_UREAD))
1297 /* --------------------- */
1298 int file_access(struct path *path, int mode)
1302 accessmode(path->u_name, &ma, curdir, &path->st);
1303 if ((mode & OPENACC_WR) && !(ma.ma_user & AR_UWRITE))
1305 if ((mode & OPENACC_RD) && !(ma.ma_user & AR_UREAD))
1311 /* --------------------- */
1312 void setdiroffcnt(struct dir *dir, struct stat *st, u_int32_t count)
1314 dir->offcnt = count;
1315 dir->ctime = st->st_ctime;
1316 dir->d_flags &= ~DIRF_CNID;
1320 /* ---------------------
1321 * is our cached also for reenumerate id?
1323 int dirreenumerate(struct dir *dir, struct stat *st)
1325 return st->st_ctime == dir->ctime && (dir->d_flags & DIRF_CNID);
1328 /* ------------------------------
1330 (name, dir) with curdir:name == dir, from afp_enumerate
1333 int getdirparams(const struct vol *vol,
1334 u_int16_t bitmap, struct path *s_path,
1336 char *buf, size_t *buflen )
1340 char *data, *l_nameoff = NULL, *utf_nameoff = NULL;
1341 int bit = 0, isad = 0;
1347 struct stat *st = &s_path->st;
1348 char *upath = s_path->u_name;
1350 if ((bitmap & ((1 << DIRPBIT_ATTR) |
1351 (1 << DIRPBIT_CDATE) |
1352 (1 << DIRPBIT_MDATE) |
1353 (1 << DIRPBIT_BDATE) |
1354 (1 << DIRPBIT_FINFO)))) {
1356 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1357 if ( !ad_metadata( upath, ADFLAGS_CREATE|ADFLAGS_DIR, &ad) ) {
1359 if (ad.ad_md->adf_flags & O_CREAT) {
1360 /* We just created it */
1361 ad_setname(&ad, s_path->m_name);
1376 while ( bitmap != 0 ) {
1377 while (( bitmap & 1 ) == 0 ) {
1385 ad_getattr(&ad, &ashort);
1386 } else if (invisible_dots(vol, cfrombstring(dir->d_u_name))) {
1387 ashort = htons(ATTRBIT_INVISIBLE);
1390 ashort |= htons(ATTRBIT_SHARED);
1391 memcpy( data, &ashort, sizeof( ashort ));
1392 data += sizeof( ashort );
1396 memcpy( data, &pdid, sizeof( pdid ));
1397 data += sizeof( pdid );
1400 case DIRPBIT_CDATE :
1401 if (!isad || (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0))
1402 aint = AD_DATE_FROM_UNIX(st->st_mtime);
1403 memcpy( data, &aint, sizeof( aint ));
1404 data += sizeof( aint );
1407 case DIRPBIT_MDATE :
1408 aint = AD_DATE_FROM_UNIX(st->st_mtime);
1409 memcpy( data, &aint, sizeof( aint ));
1410 data += sizeof( aint );
1413 case DIRPBIT_BDATE :
1414 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1415 aint = AD_DATE_START;
1416 memcpy( data, &aint, sizeof( aint ));
1417 data += sizeof( aint );
1420 case DIRPBIT_FINFO :
1422 memcpy( data, ad_entry( &ad, ADEID_FINDERI ), 32 );
1423 } else { /* no appledouble */
1424 memset( data, 0, 32 );
1425 /* set default view -- this also gets done in ad_open() */
1426 ashort = htons(FINDERINFO_CLOSEDVIEW);
1427 memcpy(data + FINDERINFO_FRVIEWOFF, &ashort, sizeof(ashort));
1429 /* dot files are by default visible */
1430 if (invisible_dots(vol, cfrombstring(dir->d_u_name))) {
1431 ashort = htons(FINDERINFO_INVISIBLE);
1432 memcpy(data + FINDERINFO_FRFLAGOFF, &ashort, sizeof(ashort));
1438 case DIRPBIT_LNAME :
1439 if (dir->d_m_name) /* root of parent can have a null name */
1442 memset(data, 0, sizeof(u_int16_t));
1443 data += sizeof( u_int16_t );
1446 case DIRPBIT_SNAME :
1447 memset(data, 0, sizeof(u_int16_t));
1448 data += sizeof( u_int16_t );
1452 memcpy( data, &dir->d_did, sizeof( aint ));
1453 data += sizeof( aint );
1456 case DIRPBIT_OFFCNT :
1458 /* this needs to handle current directory access rights */
1459 if (diroffcnt(dir, st)) {
1460 ashort = (dir->offcnt > 0xffff)?0xffff:dir->offcnt;
1462 else if ((ret = for_each_dirent(vol, upath, NULL,NULL)) >= 0) {
1463 setdiroffcnt(dir, st, ret);
1464 ashort = (dir->offcnt > 0xffff)?0xffff:dir->offcnt;
1466 ashort = htons( ashort );
1467 memcpy( data, &ashort, sizeof( ashort ));
1468 data += sizeof( ashort );
1472 aint = htonl(st->st_uid);
1473 memcpy( data, &aint, sizeof( aint ));
1474 data += sizeof( aint );
1478 aint = htonl(st->st_gid);
1479 memcpy( data, &aint, sizeof( aint ));
1480 data += sizeof( aint );
1483 case DIRPBIT_ACCESS :
1484 accessmode( upath, &ma, dir , st);
1486 *data++ = ma.ma_user;
1487 *data++ = ma.ma_world;
1488 *data++ = ma.ma_group;
1489 *data++ = ma.ma_owner;
1492 /* Client has requested the ProDOS information block.
1493 Just pass back the same basic block for all
1494 directories. <shirsch@ibm.net> */
1495 case DIRPBIT_PDINFO :
1496 if (afp_version >= 30) { /* UTF8 name */
1497 utf8 = kTextEncodingUTF8;
1498 if (dir->d_m_name) /* root of parent can have a null name */
1501 memset(data, 0, sizeof(u_int16_t));
1502 data += sizeof( u_int16_t );
1504 memcpy(data, &aint, sizeof( aint ));
1505 data += sizeof( aint );
1507 else { /* ProDOS Info Block */
1510 ashort = htons( 0x0200 );
1511 memcpy( data, &ashort, sizeof( ashort ));
1512 data += sizeof( ashort );
1513 memset( data, 0, sizeof( ashort ));
1514 data += sizeof( ashort );
1518 case DIRPBIT_UNIXPR :
1519 aint = htonl(st->st_uid);
1520 memcpy( data, &aint, sizeof( aint ));
1521 data += sizeof( aint );
1522 aint = htonl(st->st_gid);
1523 memcpy( data, &aint, sizeof( aint ));
1524 data += sizeof( aint );
1527 aint = htonl ( aint & ~S_ISGID ); /* Remove SGID, OSX doesn't like it ... */
1528 memcpy( data, &aint, sizeof( aint ));
1529 data += sizeof( aint );
1531 accessmode( upath, &ma, dir , st);
1533 *data++ = ma.ma_user;
1534 *data++ = ma.ma_world;
1535 *data++ = ma.ma_group;
1536 *data++ = ma.ma_owner;
1541 ad_close_metadata( &ad );
1543 return( AFPERR_BITMAP );
1549 ashort = htons( data - buf );
1550 memcpy( l_nameoff, &ashort, sizeof( ashort ));
1551 data = set_name(vol, data, pdid, cfrombstring(dir->d_m_name), dir->d_did, 0);
1553 if ( utf_nameoff ) {
1554 ashort = htons( data - buf );
1555 memcpy( utf_nameoff, &ashort, sizeof( ashort ));
1556 data = set_name(vol, data, pdid, cfrombstring(dir->d_m_name), dir->d_did, utf8);
1559 ad_close_metadata( &ad );
1561 *buflen = data - buf;
1565 /* ----------------------------- */
1566 int path_error(struct path *path, int error)
1568 /* - a dir with access error
1569 * - no error it's a file
1572 if (path_isadir(path))
1574 if (path->st_valid && path->st_errno)
1576 return AFPERR_BADTYPE ;
1579 /* ----------------------------- */
1580 int afp_setdirparams(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1585 u_int16_t vid, bitmap;
1591 memcpy( &vid, ibuf, sizeof( vid ));
1592 ibuf += sizeof( vid );
1594 if (NULL == ( vol = getvolbyvid( vid )) ) {
1595 return( AFPERR_PARAM );
1598 if (vol->v_flags & AFPVOL_RO)
1599 return AFPERR_VLOCK;
1601 memcpy( &did, ibuf, sizeof( did ));
1602 ibuf += sizeof( int );
1604 if (NULL == ( dir = dirlookup( vol, did )) ) {
1608 memcpy( &bitmap, ibuf, sizeof( bitmap ));
1609 bitmap = ntohs( bitmap );
1610 ibuf += sizeof( bitmap );
1612 if (NULL == ( path = cname( vol, dir, &ibuf )) ) {
1613 return get_afp_errno(AFPERR_NOOBJ);
1616 if ( *path->m_name != '\0' ) {
1617 rc = path_error(path, AFPERR_NOOBJ);
1618 /* maybe we are trying to set perms back */
1619 if (rc != AFPERR_ACCESS)
1624 * If ibuf is odd, make it even.
1626 if ((u_long)ibuf & 1 ) {
1630 if (AFP_OK == ( rc = setdirparams(vol, path, bitmap, ibuf )) ) {
1631 setvoltime(obj, vol );
1637 * cf AFP3.0.pdf page 244 for change_mdate and change_parent_mdate logic
1639 * assume path == '\0' eg. it's a directory in canonical form
1641 int setdirparams(struct vol *vol, struct path *path, u_int16_t d_bitmap, char *buf )
1653 u_int16_t ashort, bshort, oshort;
1655 int change_mdate = 0;
1656 int change_parent_mdate = 0;
1658 u_int16_t bitmap = d_bitmap;
1659 u_char finder_buf[32];
1662 u_int16_t upriv_bit = 0;
1665 upath = path->u_name;
1667 while ( bitmap != 0 ) {
1668 while (( bitmap & 1 ) == 0 ) {
1676 memcpy( &ashort, buf, sizeof( ashort ));
1677 buf += sizeof( ashort );
1679 case DIRPBIT_CDATE :
1681 memcpy(&cdate, buf, sizeof(cdate));
1682 buf += sizeof( cdate );
1684 case DIRPBIT_MDATE :
1685 memcpy(&newdate, buf, sizeof(newdate));
1686 buf += sizeof( newdate );
1688 case DIRPBIT_BDATE :
1690 memcpy(&bdate, buf, sizeof(bdate));
1691 buf += sizeof( bdate );
1693 case DIRPBIT_FINFO :
1695 memcpy( finder_buf, buf, 32 );
1698 case DIRPBIT_UID : /* What kind of loser mounts as root? */
1699 change_parent_mdate = 1;
1700 memcpy( &owner, buf, sizeof(owner));
1701 buf += sizeof( owner );
1704 change_parent_mdate = 1;
1705 memcpy( &group, buf, sizeof( group ));
1706 buf += sizeof( group );
1708 case DIRPBIT_ACCESS :
1710 change_parent_mdate = 1;
1711 ma.ma_user = *buf++;
1712 ma.ma_world = *buf++;
1713 ma.ma_group = *buf++;
1714 ma.ma_owner = *buf++;
1715 mpriv = mtoumode( &ma ) | vol->v_dperm;
1716 if (dir_rx_set(mpriv) && setdirmode( vol, upath, mpriv) < 0 ) {
1717 err = set_dir_errors(path, "setdirmode", errno);
1721 /* Ignore what the client thinks we should do to the
1722 ProDOS information block. Skip over the data and
1723 report nothing amiss. <shirsch@ibm.net> */
1724 case DIRPBIT_PDINFO :
1725 if (afp_version < 30) {
1729 err = AFPERR_BITMAP;
1733 case DIRPBIT_UNIXPR :
1734 if (vol_unix_priv(vol)) {
1735 memcpy( &owner, buf, sizeof(owner)); /* FIXME need to change owner too? */
1736 buf += sizeof( owner );
1737 memcpy( &group, buf, sizeof( group ));
1738 buf += sizeof( group );
1741 change_parent_mdate = 1;
1742 memcpy( &upriv, buf, sizeof( upriv ));
1743 buf += sizeof( upriv );
1744 upriv = ntohl (upriv) | vol->v_dperm;
1745 if (dir_rx_set(upriv)) {
1746 /* maybe we are trying to set perms back */
1747 if ( setdirunixmode(vol, upath, upriv) < 0 ) {
1749 err = set_dir_errors(path, "setdirunixmode", errno);
1760 err = AFPERR_BITMAP;
1768 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
1770 if (ad_open_metadata( upath, ADFLAGS_DIR, O_CREAT, &ad) < 0) {
1772 * Check to see what we're trying to set. If it's anything
1773 * but ACCESS, UID, or GID, give an error. If it's any of those
1774 * three, we don't need the ad to be open, so just continue.
1776 * note: we also don't need to worry about mdate. also, be quiet
1777 * if we're using the noadouble option.
1779 if (!vol_noadouble(vol) && (d_bitmap &
1780 ~((1<<DIRPBIT_ACCESS)|(1<<DIRPBIT_UNIXPR)|
1781 (1<<DIRPBIT_UID)|(1<<DIRPBIT_GID)|
1782 (1<<DIRPBIT_MDATE)|(1<<DIRPBIT_PDINFO)))) {
1783 return AFPERR_ACCESS;
1789 * Check to see if a create was necessary. If it was, we'll want
1790 * to set our name, etc.
1792 if ( (ad_get_HF_flags( &ad ) & O_CREAT)) {
1793 ad_setname(&ad, cfrombstring(curdir->d_m_name));
1799 while ( bitmap != 0 ) {
1800 while (( bitmap & 1 ) == 0 ) {
1808 ad_getattr(&ad, &bshort);
1810 if ( ntohs( ashort ) & ATTRBIT_SETCLR ) {
1811 bshort |= htons( ntohs( ashort ) & ~ATTRBIT_SETCLR );
1815 if ((bshort & htons(ATTRBIT_INVISIBLE)) != (oshort & htons(ATTRBIT_INVISIBLE)))
1816 change_parent_mdate = 1;
1817 ad_setattr(&ad, bshort);
1820 case DIRPBIT_CDATE :
1822 ad_setdate(&ad, AD_DATE_CREATE, cdate);
1825 case DIRPBIT_MDATE :
1827 case DIRPBIT_BDATE :
1829 ad_setdate(&ad, AD_DATE_BACKUP, bdate);
1832 case DIRPBIT_FINFO :
1834 /* Fixes #2802236 */
1835 u_int16_t *fflags = (u_int16_t *)(finder_buf + FINDERINFO_FRFLAGOFF);
1836 *fflags &= htons(~FINDERINFO_ISHARED);
1838 if ( dir->d_did == DIRDID_ROOT ) {
1840 * Alright, we admit it, this is *really* sick!
1841 * The 4 bytes that we don't copy, when we're dealing
1842 * with the root of a volume, are the directory's
1843 * location information. This eliminates that annoying
1844 * behavior one sees when mounting above another mount
1847 memcpy( ad_entry( &ad, ADEID_FINDERI ), finder_buf, 10 );
1848 memcpy( ad_entry( &ad, ADEID_FINDERI ) + 14, finder_buf + 14, 18 );
1850 memcpy( ad_entry( &ad, ADEID_FINDERI ), finder_buf, 32 );
1854 case DIRPBIT_UID : /* What kind of loser mounts as root? */
1855 if ( (dir->d_did == DIRDID_ROOT) &&
1856 (setdeskowner( ntohl(owner), -1 ) < 0)) {
1857 err = set_dir_errors(path, "setdeskowner", errno);
1858 if (isad && err == AFPERR_PARAM) {
1859 err = AFP_OK; /* ???*/
1862 goto setdirparam_done;
1865 if ( setdirowner(vol, upath, ntohl(owner), -1 ) < 0 ) {
1866 err = set_dir_errors(path, "setdirowner", errno);
1867 goto setdirparam_done;
1871 if (dir->d_did == DIRDID_ROOT)
1872 setdeskowner( -1, ntohl(group) );
1873 if ( setdirowner(vol, upath, -1, ntohl(group) ) < 0 ) {
1874 err = set_dir_errors(path, "setdirowner", errno);
1875 goto setdirparam_done;
1878 case DIRPBIT_ACCESS :
1879 if (dir->d_did == DIRDID_ROOT) {
1881 if (!dir_rx_set(mpriv)) {
1882 /* we can't remove read and search for owner on volume root */
1883 err = AFPERR_ACCESS;
1884 goto setdirparam_done;
1888 if (!dir_rx_set(mpriv) && setdirmode( vol, upath, mpriv) < 0 ) {
1889 err = set_dir_errors(path, "setdirmode", errno);
1890 goto setdirparam_done;
1893 case DIRPBIT_PDINFO :
1894 if (afp_version >= 30) {
1895 err = AFPERR_BITMAP;
1896 goto setdirparam_done;
1899 case DIRPBIT_UNIXPR :
1900 if (vol_unix_priv(vol)) {
1901 if (dir->d_did == DIRDID_ROOT) {
1902 if (!dir_rx_set(upriv)) {
1903 /* we can't remove read and search for owner on volume root */
1904 err = AFPERR_ACCESS;
1905 goto setdirparam_done;
1907 setdeskowner( -1, ntohl(group) );
1908 setdeskmode( upriv );
1910 if ( setdirowner(vol, upath, -1, ntohl(group) ) < 0 ) {
1911 err = set_dir_errors(path, "setdirowner", errno);
1912 goto setdirparam_done;
1915 if ( upriv_bit && setdirunixmode(vol, upath, upriv) < 0 ) {
1916 err = set_dir_errors(path, "setdirunixmode", errno);
1917 goto setdirparam_done;
1921 err = AFPERR_BITMAP;
1922 goto setdirparam_done;
1926 err = AFPERR_BITMAP;
1927 goto setdirparam_done;
1936 if (change_mdate && newdate == 0 && gettimeofday(&tv, NULL) == 0) {
1937 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1941 ad_setdate(&ad, AD_DATE_MODIFY, newdate);
1942 ut.actime = ut.modtime = AD_DATE_TO_UNIX(newdate);
1947 if (path->st_valid && !path->st_errno) {
1948 struct stat *st = &path->st;
1950 if (dir && dir->d_pdid) {
1951 ad_setid(&ad, st->st_dev, st->st_ino, dir->d_did, dir->d_pdid, vol->v_stamp);
1955 ad_close_metadata( &ad);
1959 if (change_parent_mdate && dir->d_did != DIRDID_ROOT
1960 && gettimeofday(&tv, NULL) == 0) {
1961 if (!movecwd(vol, dir->d_parent)) {
1962 newdate = AD_DATE_FROM_UNIX(tv.tv_sec);
1963 /* be careful with bitmap because now dir is null */
1964 bitmap = 1<<DIRPBIT_MDATE;
1965 setdirparams(vol, &Cur_Path, bitmap, (char *)&newdate);
1966 /* should we reset curdir ?*/
1973 int afp_syncdir(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
1987 memcpy( &vid, ibuf, sizeof( vid ));
1988 ibuf += sizeof( vid );
1989 if (NULL == (vol = getvolbyvid( vid )) ) {
1990 return( AFPERR_PARAM );
1993 memcpy( &did, ibuf, sizeof( did ));
1994 ibuf += sizeof( did );
1998 * if it's CNID 2 our only choice to meet the specs is call sync.
1999 * For any other CNID just sync that dir. To my knowledge the
2000 * intended use of FPSyncDir is to sync the volume so all we're
2001 * ever going to see here is probably CNID 2. Anyway, we' prepared.
2004 if ( ntohl(did) == 2 ) {
2007 if (NULL == ( dir = dirlookup( vol, did )) ) {
2008 return afp_errno; /* was AFPERR_NOOBJ */
2011 if (movecwd( vol, dir ) < 0 )
2012 return ( AFPERR_NOOBJ );
2015 * Assuming only OSens that have dirfd also may require fsyncing directories
2016 * in order to flush metadata e.g. Linux.
2020 if (NULL == ( dp = opendir( "." )) ) {
2023 return( AFPERR_NOOBJ );
2025 return( AFPERR_ACCESS );
2027 return( AFPERR_PARAM );
2031 LOG(log_debug, logtype_afpd, "afp_syncdir: dir: '%s'", dir->d_u_name);
2034 if ( fsync ( dfd ) < 0 )
2035 LOG(log_error, logtype_afpd, "afp_syncdir(%s): %s",
2036 dir->d_u_name, strerror(errno) );
2037 closedir(dp); /* closes dfd too */
2040 if ( -1 == (dfd = open(vol->ad_path(".", ADFLAGS_DIR), O_RDWR))) {
2043 return( AFPERR_NOOBJ );
2045 return( AFPERR_ACCESS );
2047 return( AFPERR_PARAM );
2051 LOG(log_debug, logtype_afpd, "afp_syncdir: ad-file: '%s'",
2052 vol->ad_path(".", ADFLAGS_DIR) );
2054 if ( fsync(dfd) < 0 )
2055 LOG(log_error, logtype_afpd, "afp_syncdir(%s): %s",
2056 vol->ad_path(cfrombstring(dir->d_u_name), ADFLAGS_DIR), strerror(errno) );
2063 int afp_createdir(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2069 struct path *s_path;
2077 memcpy( &vid, ibuf, sizeof( vid ));
2078 ibuf += sizeof( vid );
2079 if (NULL == ( vol = getvolbyvid( vid )) ) {
2080 return( AFPERR_PARAM );
2083 if (vol->v_flags & AFPVOL_RO)
2084 return AFPERR_VLOCK;
2086 memcpy( &did, ibuf, sizeof( did ));
2087 ibuf += sizeof( did );
2088 if (NULL == ( dir = dirlookup( vol, did )) ) {
2089 return afp_errno; /* was AFPERR_NOOBJ */
2091 /* for concurrent access we need to be sure we are not in the
2092 * folder we want to create...
2096 if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
2097 return get_afp_errno(AFPERR_PARAM);
2099 /* cname was able to move curdir to it! */
2100 if (*s_path->m_name == '\0')
2101 return AFPERR_EXIST;
2103 upath = s_path->u_name;
2105 if (AFP_OK != (err = netatalk_mkdir( upath))) {
2109 if (of_stat(s_path) < 0) {
2115 if ((dir = dir_add(vol, curdir, s_path, strlen(s_path->u_name))) == NULL) {
2119 if ( movecwd( vol, dir ) < 0 ) {
2120 return( AFPERR_PARAM );
2123 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2124 if (ad_open_metadata( ".", ADFLAGS_DIR, O_CREAT, &ad ) < 0) {
2125 if (vol_noadouble(vol))
2126 goto createdir_done;
2127 return( AFPERR_ACCESS );
2129 ad_setname(&ad, s_path->m_name);
2130 ad_setid( &ad, s_path->st.st_dev, s_path->st.st_ino, dir->d_did, did, vol->v_stamp);
2133 ad_close_metadata( &ad);
2136 #ifdef HAVE_NFSv4_ACLS
2137 /* FIXME: are we really inside the created dir? */
2138 addir_inherit_acl(vol);
2141 memcpy( rbuf, &dir->d_did, sizeof( u_int32_t ));
2142 *rbuflen = sizeof( u_int32_t );
2143 setvoltime(obj, vol );
2148 * dst new unix filename (not a pathname)
2149 * newname new mac name
2152 int renamedir(const struct vol *vol, char *src, char *dst,
2154 struct dir *newparent,
2160 /* existence check moved to afp_moveandrename */
2161 if ( unix_rename( src, dst ) < 0 ) {
2164 return( AFPERR_NOOBJ );
2166 return( AFPERR_ACCESS );
2168 return AFPERR_VLOCK;
2170 /* tried to move directory into a subdirectory of itself */
2171 return AFPERR_CANTMOVE;
2173 /* this needs to copy and delete. bleah. that means we have
2174 * to deal with entire directory hierarchies. */
2175 if ((err = copydir(vol, src, dst)) < 0) {
2179 if ((err = deletedir(src)) < 0)
2183 return( AFPERR_PARAM );
2187 vol->vfs->vfs_renamedir(vol, src, dst);
2189 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2191 if (!ad_open_metadata( dst, ADFLAGS_DIR, 0, &ad)) {
2192 ad_setname(&ad, newname);
2194 ad_close_metadata( &ad);
2197 if (dir_modify(vol, dir, curdir->d_did, 0, newname, dst, curdir->d_fullpath) != 0) {
2198 LOG(log_error, logtype_afpd, "renamedir: fatal error from dir_modify: %s -> %s", src, dst);
2205 /* delete an empty directory */
2206 int deletecurdir(struct vol *vol)
2216 if ( dirlookup(vol, curdir->d_pdid) == NULL ) {
2217 return( AFPERR_ACCESS );
2222 ad_init(&ad, vol->v_adouble, vol->v_ad_options);
2223 /* we never want to create a resource fork here, we are going to delete it */
2224 if ( ad_metadata( ".", ADFLAGS_DIR, &ad) == 0 ) {
2226 ad_getattr(&ad, &ashort);
2227 ad_close( &ad, ADFLAGS_HF );
2228 if ((ashort & htons(ATTRBIT_NODELETE))) {
2229 return AFPERR_OLOCK;
2232 err = vol->vfs->vfs_deletecurdir(vol);
2237 /* now get rid of dangling symlinks */
2238 if ((dp = opendir("."))) {
2239 while ((de = readdir(dp))) {
2240 /* skip this and previous directory */
2241 if (!strcmp(de->d_name, ".") || !strcmp(de->d_name, ".."))
2244 /* bail if it's not a symlink */
2245 if ((lstat(de->d_name, &st) == 0) && !S_ISLNK(st.st_mode)) {
2247 return AFPERR_DIRNEMPT;
2250 if ((err = netatalk_unlink(de->d_name))) {
2257 if ( movecwd(vol, dirlookup(vol, curdir->d_pdid)) < 0 ) {
2262 err = netatalk_rmdir_all_errors(cfrombstring(fdir->d_u_name));
2263 if ( err == AFP_OK || err == AFPERR_NOOBJ) {
2264 cnid_delete(vol->v_cdb, fdir->d_did);
2265 dir_remove( vol, fdir );
2269 /* inode is used as key for cnid.
2270 * Close the descriptor only after cnid_delete
2278 int afp_mapid(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2288 sfunc = (unsigned char) *ibuf++;
2292 if (sfunc >= 3 && sfunc <= 6) {
2293 if (afp_version < 30) {
2294 return( AFPERR_PARAM );
2301 case 3 :/* unicode */
2302 memcpy( &id, ibuf, sizeof( id ));
2305 if (( pw = getpwuid( id )) == NULL ) {
2306 return( AFPERR_NOITEM );
2308 len = convert_string_allocate( obj->options.unixcharset, ((!utf8)?obj->options.maccharset:CH_UTF8_MAC),
2309 pw->pw_name, -1, &name);
2316 case 4 : /* unicode */
2317 memcpy( &id, ibuf, sizeof( id ));
2320 if (NULL == ( gr = (struct group *)getgrgid( id ))) {
2321 return( AFPERR_NOITEM );
2323 len = convert_string_allocate( obj->options.unixcharset, (!utf8)?obj->options.maccharset:CH_UTF8_MAC,
2324 gr->gr_name, -1, &name);
2330 #ifdef HAVE_NFSv4_ACLS
2331 case 5 : /* UUID -> username */
2332 case 6 : /* UUID -> groupname */
2333 if ((afp_version < 32) || !(obj->options.flags & OPTION_UUID ))
2334 return AFPERR_PARAM;
2335 LOG(log_debug, logtype_afpd, "afp_mapid: valid UUID request");
2337 len = getnamefromuuid( ibuf, &name, &type);
2338 if (len != 0) /* its a error code, not len */
2339 return AFPERR_NOITEM;
2340 if (type == UUID_USER) {
2341 if (( pw = getpwnam( name )) == NULL )
2342 return( AFPERR_NOITEM );
2343 LOG(log_debug, logtype_afpd, "afp_mapid: name:%s -> uid:%d", name, pw->pw_uid);
2344 id = htonl(UUID_USER);
2345 memcpy( rbuf, &id, sizeof( id ));
2346 id = htonl( pw->pw_uid);
2347 rbuf += sizeof( id );
2348 memcpy( rbuf, &id, sizeof( id ));
2349 rbuf += sizeof( id );
2350 *rbuflen = 2 * sizeof( id );
2351 } else { /* type == UUID_GROUP */
2352 if (( gr = getgrnam( name )) == NULL )
2353 return( AFPERR_NOITEM );
2354 LOG(log_debug, logtype_afpd, "afp_mapid: group:%s -> gid:%d", name, gr->gr_gid);
2355 id = htonl(UUID_GROUP);
2356 memcpy( rbuf, &id, sizeof( id ));
2357 rbuf += sizeof( id );
2358 id = htonl( gr->gr_gid);
2359 memcpy( rbuf, &id, sizeof( id ));
2360 rbuf += sizeof( id );
2361 *rbuflen = 2 * sizeof( id );
2366 return( AFPERR_PARAM );
2370 len = strlen( name );
2373 u_int16_t tp = htons(len);
2374 memcpy(rbuf, &tp, sizeof(tp));
2383 memcpy( rbuf, name, len );
2391 int afp_mapname(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2400 sfunc = (unsigned char) *ibuf++;
2402 LOG(log_debug, logtype_afpd, "afp_mapname: sfunc: %d, afp_version: %d", sfunc, afp_version);
2405 case 2 : /* unicode */
2406 if (afp_version < 30) {
2407 return( AFPERR_PARAM );
2409 memcpy(&ulen, ibuf, sizeof(ulen));
2412 LOG(log_debug, logtype_afpd, "afp_mapname: alive");
2416 len = (unsigned char) *ibuf++;
2418 #ifdef HAVE_NFSv4_ACLS
2419 case 5 : /* username -> UUID */
2420 case 6 : /* groupname -> UUID */
2421 if ((afp_version < 32) || !(obj->options.flags & OPTION_UUID ))
2422 return AFPERR_PARAM;
2423 memcpy(&ulen, ibuf, sizeof(ulen));
2429 return( AFPERR_PARAM );
2435 return AFPERR_PARAM;
2438 case 1 : /* unicode */
2440 if (NULL == ( pw = (struct passwd *)getpwnam( ibuf )) ) {
2441 return( AFPERR_NOITEM );
2445 memcpy( rbuf, &id, sizeof( id ));
2446 *rbuflen = sizeof( id );
2449 case 2 : /* unicode */
2451 LOG(log_debug, logtype_afpd, "afp_mapname: gettgrnam for name: %s",ibuf);
2452 if (NULL == ( gr = (struct group *)getgrnam( ibuf ))) {
2453 return( AFPERR_NOITEM );
2456 LOG(log_debug, logtype_afpd, "afp_mapname: gettgrnam for name: %s -> id: %d",ibuf, id);
2458 memcpy( rbuf, &id, sizeof( id ));
2459 *rbuflen = sizeof( id );
2461 #ifdef HAVE_NFSv4_ACLS
2462 case 5 : /* username -> UUID */
2463 LOG(log_debug, logtype_afpd, "afp_mapname: name: %s",ibuf);
2464 if (0 != getuuidfromname(ibuf, UUID_USER, rbuf))
2465 return AFPERR_NOITEM;
2466 *rbuflen = UUID_BINSIZE;
2468 case 6 : /* groupname -> UUID */
2469 LOG(log_debug, logtype_afpd, "afp_mapname: name: %s",ibuf);
2470 if (0 != getuuidfromname(ibuf, UUID_GROUP, rbuf))
2471 return AFPERR_NOITEM;
2472 *rbuflen = UUID_BINSIZE;
2480 /* ------------------------------------
2481 variable DID support
2483 int afp_closedir(AFPObj *obj _U_, char *ibuf _U_, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
2494 /* do nothing as dids are static for the life of the process. */
2498 memcpy(&vid, ibuf, sizeof( vid ));
2499 ibuf += sizeof( vid );
2500 if (( vol = getvolbyvid( vid )) == NULL ) {
2501 return( AFPERR_PARAM );
2504 memcpy( &did, ibuf, sizeof( did ));
2505 ibuf += sizeof( did );
2506 if (( dir = dirlookup( vol, did )) == NULL ) {
2507 return( AFPERR_PARAM );
2510 /* dir_remove -- deletedid */
2516 /* did creation gets done automatically
2517 * there's a pb again with case but move it to cname
2519 int afp_opendir(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
2522 struct dir *parentdir;
2530 memcpy(&vid, ibuf, sizeof(vid));
2531 ibuf += sizeof( vid );
2533 if (NULL == ( vol = getvolbyvid( vid )) ) {
2534 return( AFPERR_PARAM );
2537 memcpy(&did, ibuf, sizeof(did));
2538 ibuf += sizeof(did);
2540 if (NULL == ( parentdir = dirlookup( vol, did )) ) {
2544 if (NULL == ( path = cname( vol, parentdir, &ibuf )) ) {
2545 return get_afp_errno(AFPERR_PARAM);
2548 if ( *path->m_name != '\0' ) {
2549 return path_error(path, AFPERR_NOOBJ);
2552 if ( !path->st_valid && of_stat(path ) < 0 ) {
2553 return( AFPERR_NOOBJ );
2555 if ( path->st_errno ) {
2556 return( AFPERR_NOOBJ );
2559 memcpy(rbuf, &curdir->d_did, sizeof(curdir->d_did));
2560 *rbuflen = sizeof(curdir->d_did);