2 * $Id: volume.c,v 1.51.2.7.2.13 2003-11-29 00:11:55 didg Exp $
4 * Copyright (c) 1990,1993 Regents of The University of Michigan.
5 * All Rights Reserved. See COPYRIGHT.
10 #endif /* HAVE_CONFIG_H */
22 #endif /* HAVE_FCNTL_H */
29 #else /* STDC_HEADERS */
33 #endif /* HAVE_STRCHR */
34 char *strchr (), *strrchr ();
36 #define memcpy(d,s,n) bcopy ((s), (d), (n))
37 #define memmove(d,s,n) bcopy ((s), (d), (n))
38 #endif /* ! HAVE_MEMCPY */
39 #endif /* STDC_HEADERS */
41 #include <sys/types.h>
43 #include <sys/param.h>
44 #include <sys/socket.h>
45 #include <netinet/in.h>
46 #include <arpa/inet.h>
47 #include <netatalk/endian.h>
48 #include <atalk/asp.h>
49 #include <atalk/dsi.h>
50 #include <atalk/adouble.h>
51 #include <atalk/afp.h>
52 #include <atalk/util.h>
53 #include <atalk/logger.h>
55 #include <atalk/cnid.h>
59 #include "directory.h"
64 extern int afprun(int root, char *cmd, int *outfd);
67 #define MIN(a, b) ((a) < (b) ? (a) : (b))
70 #ifndef NO_LARGE_VOL_SUPPORT
71 #if BYTE_ORDER == BIG_ENDIAN
74 #else /* BYTE_ORDER == BIG_ENDIAN */
75 #define hton64(x) ((u_int64_t) (htonl(((x) >> 32) & 0xffffffffLL)) | \
76 (u_int64_t) ((htonl(x) & 0xffffffffLL) << 32))
77 #define ntoh64(x) (hton64(x))
78 #endif /* BYTE_ORDER == BIG_ENDIAN */
79 #endif /* ! NO_LARGE_VOL_SUPPORT */
81 static struct vol *Volumes = NULL;
82 static u_int16_t lastvid = 0;
83 static char *Trash = "\02\024Network Trash Folder";
85 static struct extmap *Extmap = NULL, *Defextmap = NULL;
86 static int Extmap_cnt;
87 static void free_extmap(void);
89 #define VOLOPT_ALLOW 0 /* user allow list */
90 #define VOLOPT_DENY 1 /* user deny list */
91 #define VOLOPT_RWLIST 2 /* user rw list */
92 #define VOLOPT_ROLIST 3 /* user ro list */
93 #define VOLOPT_PASSWORD 4 /* volume password */
94 #define VOLOPT_CASEFOLD 5 /* character case mangling */
95 #define VOLOPT_FLAGS 6 /* various flags */
96 #define VOLOPT_DBPATH 7 /* path to database */
97 #define VOLOPT_MAPCHARS 8 /* does mtou and utom mappings. syntax:
98 m and u can be double-byte hex
103 !u -> make u illegal always
104 ~u -> make u illegal only as the first
105 part of a double-byte character.
107 #define VOLOPT_VETO 10 /* list of veto filespec */
108 #define VOLOPT_PREEXEC 11 /* preexec command */
109 #define VOLOPT_ROOTPREEXEC 12 /* root preexec command */
111 #define VOLOPT_POSTEXEC 13 /* postexec command */
112 #define VOLOPT_ROOTPOSTEXEC 14 /* root postexec command */
114 #define VOLOPT_ENCODING 15 /* mac encoding (pre OSX)*/
115 #define VOLOPT_MACCHARSET 16
116 #define VOLOPT_CNIDSCHEME 17
117 #define VOLOPT_ADOUBLE 18 /* adouble version */
122 #define VOLOPT_FORCEUID 19 /* force uid for username x */
123 #define VOLOPT_FORCEGID 20 /* force gid for group x */
124 #define VOLOPT_UMASK 21
126 #define VOLOPT_UMASK 19
127 #endif /* FORCE_UIDGID */
129 #define VOLOPT_MAX (VOLOPT_UMASK +1)
131 #define VOLOPT_NUM (VOLOPT_MAX + 1)
134 #define VOLOPT_DEFAULT ":DEFAULT:"
135 #define VOLOPT_DEFAULT_LEN 9
141 typedef struct _special_folder {
148 static const _special_folder special_folders[] = {
149 {"Network Trash Folder", 1, 0777, 1},
150 {"Temporary Items", 1, 0777, 1},
152 {"TheFindByContentFolder", 0, 0, 1},
153 {"TheVolumeSettingsFolder", 0, 0, 1},
157 static void handle_special_folders (const struct vol *);
159 static __inline__ void volfree(struct vol_option *options,
160 const struct vol_option *save)
165 for (i = 0; i < VOLOPT_MAX; i++) {
166 if (options[i].c_value && (options[i].c_value != save[i].c_value))
167 free(options[i].c_value);
170 for (i = 0; i < VOLOPT_MAX; i++) {
171 if (options[i].c_value)
172 free(options[i].c_value);
178 /* handle variable substitutions. here's what we understand:
179 * $b -> basename of path
180 * $c -> client ip/appletalk address
181 * $d -> volume pathname on server
182 * $f -> full name (whatever's in the gecos field)
185 * $i -> client ip/appletalk address without port
186 * $s -> server name (hostname if it doesn't exist)
187 * $u -> username (guest is usually nobody)
188 * $v -> volume name (ADEID_NAME or basename if ADEID_NAME is empty)
189 * $z -> zone (may not exist)
192 #define is_var(a, b) (strncmp((a), (b), 2) == 0)
194 static char *volxlate(AFPObj *obj, char *dest, size_t destlen,
195 char *src, struct passwd *pwd, char *path)
205 dest = calloc(destlen +1, 1);
211 strncpy(dest, src, destlen);
212 if ((p = strchr(src, '$')) == NULL) /* nothing to do */
215 /* first part of the path. just forward to the next variable. */
216 len = MIN(p - src, destlen);
222 while (p && destlen > 0) {
223 /* now figure out what the variable is */
225 if (is_var(p, "$b")) {
227 if ((q = strrchr(path, '/')) == NULL)
229 else if (*(q + 1) != '\0')
232 } else if (is_var(p, "$c")) {
233 if (obj->proto == AFPPROTO_ASP) {
234 ASP asp = obj->handle;
236 len = sprintf(dest, "%u.%u", ntohs(asp->asp_sat.sat_addr.s_net),
237 asp->asp_sat.sat_addr.s_node);
241 } else if (obj->proto == AFPPROTO_DSI) {
242 DSI *dsi = obj->handle;
244 len = sprintf(dest, "%s:%u", inet_ntoa(dsi->client.sin_addr),
245 ntohs(dsi->client.sin_port));
249 } else if (is_var(p, "$d")) {
251 } else if (is_var(p, "$f")) {
252 if ((q = strchr(pwd->pw_gecos, ',')))
255 } else if (is_var(p, "$g")) {
256 struct group *grp = getgrgid(pwd->pw_gid);
259 } else if (is_var(p, "$h")) {
260 q = obj->options.hostname;
261 } else if (is_var(p, "$i")) {
262 if (obj->proto == AFPPROTO_ASP) {
263 ASP asp = obj->handle;
265 len = sprintf(dest, "%u", ntohs(asp->asp_sat.sat_addr.s_net));
269 } else if (obj->proto == AFPPROTO_DSI) {
270 DSI *dsi = obj->handle;
272 q = inet_ntoa(dsi->client.sin_addr);
274 } else if (is_var(p, "$s")) {
277 else if (obj->options.server) {
278 q = obj->options.server;
280 q = obj->options.hostname;
281 } else if (is_var(p, "$u")) {
283 } else if (is_var(p, "$v")) {
288 if (ad_open(path, ADFLAGS_HF, O_RDONLY, 0, &ad) < 0)
291 if ((len = MIN(ad_getentrylen(&ad, ADEID_NAME), destlen)) > 0) {
292 memcpy(dest, ad_entry(&ad, ADEID_NAME), len);
293 ad_close(&ad, ADFLAGS_HF);
297 ad_close(&ad, ADFLAGS_HF);
298 no_volname: /* simple basename */
299 if ((q = strrchr(path, '/')) == NULL)
301 else if (*(q + 1) != '\0')
305 } else if (is_var(p, "$z")) {
307 } else if (is_var(p, "$$")) {
312 /* copy the stuff over. if we don't understand something that we
313 * should, just skip it over. */
315 len = MIN(p == q ? 2 : strlen(q), destlen);
316 strncpy(dest, q, len);
321 /* stuff up to next $ */
323 p = strchr(src, '$');
324 len = p ? MIN(p - src, destlen) : destlen;
326 strncpy(dest, src, len);
334 /* to make sure that val is valid, make sure to select an opt that
336 static int optionok(const char *buf, const char *opt, const char *val)
338 if (!strstr(buf,opt))
346 /* -------------------- */
347 static void setoption(struct vol_option *options, struct vol_option *save, int opt, const char *val)
349 if (options[opt].c_value && (!save || options[opt].c_value != save[opt].c_value))
350 free(options[opt].c_value);
351 options[opt].c_value = strdup(val + 1);
354 /* ------------------------------------------
355 handle all the options. tmp can't be NULL. */
356 static void volset(struct vol_option *options, struct vol_option *save,
357 char *volname, int vlen,
362 val = strchr(tmp, ':');
364 /* we'll assume it's a volume name. */
365 strncpy(volname, tmp, vlen);
370 LOG(log_debug, logtype_afpd, "Parsing volset %s", val);
372 if (optionok(tmp, "allow:", val)) {
373 setoption(options, save, VOLOPT_ALLOW, val);
375 } else if (optionok(tmp, "deny:", val)) {
376 setoption(options, save, VOLOPT_DENY, val);
378 } else if (optionok(tmp, "rwlist:", val)) {
379 setoption(options, save, VOLOPT_RWLIST, val);
381 } else if (optionok(tmp, "rolist:", val)) {
382 setoption(options, save, VOLOPT_ROLIST, val);
384 } else if (optionok(tmp, "codepage:", val)) {
385 LOG (log_error, logtype_afpd, "The old codepage system has been removed. Please make sure to read the documentation !!!!");
386 /* Make sure we don't screw anything */
388 } else if (optionok(tmp, "volcharset:", val)) {
389 setoption(options, save, VOLOPT_ENCODING, val);
390 } else if (optionok(tmp, "maccharset:", val)) {
391 setoption(options, save, VOLOPT_MACCHARSET, val);
392 } else if (optionok(tmp, "veto:", val)) {
393 setoption(options, save, VOLOPT_VETO, val);
394 } else if (optionok(tmp, "cnidscheme:", val)) {
395 setoption(options, save, VOLOPT_CNIDSCHEME, val);
396 } else if (optionok(tmp, "casefold:", val)) {
397 if (strcasecmp(val + 1, "tolower") == 0)
398 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMLOWER;
399 else if (strcasecmp(val + 1, "toupper") == 0)
400 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UMUPPER;
401 else if (strcasecmp(val + 1, "xlatelower") == 0)
402 options[VOLOPT_CASEFOLD].i_value = AFPVOL_UUPPERMLOWER;
403 else if (strcasecmp(val + 1, "xlateupper") == 0)
404 options[VOLOPT_CASEFOLD].i_value = AFPVOL_ULOWERMUPPER;
405 } else if (optionok(tmp, "adouble:", val)) {
406 if (strcasecmp(val + 1, "v1") == 0)
407 options[VOLOPT_ADOUBLE].i_value = AD_VERSION1;
408 #if AD_VERSION == AD_VERSION2
409 else if (strcasecmp(val + 1, "v2") == 0)
410 options[VOLOPT_ADOUBLE].i_value = AD_VERSION2;
412 } else if (optionok(tmp, "options:", val)) {
415 if ((p = strtok(val + 1, ",")) == NULL) /* nothing */
419 if (strcasecmp(p, "prodos") == 0)
420 options[VOLOPT_FLAGS].i_value |= AFPVOL_A2VOL;
421 else if (strcasecmp(p, "mswindows") == 0) {
422 options[VOLOPT_FLAGS].i_value |= AFPVOL_MSWINDOWS;
423 } else if (strcasecmp(p, "crlf") == 0)
424 options[VOLOPT_FLAGS].i_value |= AFPVOL_CRLF;
425 else if (strcasecmp(p, "noadouble") == 0)
426 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOADOUBLE;
427 else if (strcasecmp(p, "ro") == 0)
428 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
429 else if (strcasecmp(p, "nohex") == 0)
430 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOHEX;
431 else if (strcasecmp(p, "usedots") == 0)
432 options[VOLOPT_FLAGS].i_value |= AFPVOL_USEDOTS;
433 else if (strcasecmp(p, "limitsize") == 0)
434 options[VOLOPT_FLAGS].i_value |= AFPVOL_LIMITSIZE;
435 /* support for either "dropbox" or "dropkludge" */
436 else if (strcasecmp(p, "dropbox") == 0)
437 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
438 else if (strcasecmp(p, "dropkludge") == 0)
439 options[VOLOPT_FLAGS].i_value |= AFPVOL_DROPBOX;
440 else if (strcasecmp(p, "nofileid") == 0)
441 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOFILEID;
442 else if (strcasecmp(p, "nostat") == 0)
443 options[VOLOPT_FLAGS].i_value |= AFPVOL_NOSTAT;
444 else if (strcasecmp(p, "preexec_close") == 0)
445 options[VOLOPT_PREEXEC].i_value = 1;
446 else if (strcasecmp(p, "root_preexec_close") == 0)
447 options[VOLOPT_ROOTPREEXEC].i_value = 1;
448 else if (strcasecmp(p, "upriv") == 0)
449 options[VOLOPT_FLAGS].i_value |= AFPVOL_UNIX_PRIV;
451 p = strtok(NULL, ",");
454 } else if (optionok(tmp, "dbpath:", val)) {
455 setoption(options, save, VOLOPT_DBPATH, val);
457 } else if (optionok(tmp, "umask:", val)) {
458 options[VOLOPT_UMASK].i_value = (int)strtol(val, (char **)NULL, 8);
459 } else if (optionok(tmp, "mapchars:",val)) {
460 setoption(options, save, VOLOPT_MAPCHARS, val);
462 } else if (optionok(tmp, "password:", val)) {
463 setoption(options, save, VOLOPT_PASSWORD, val);
467 /* this code allows forced uid/gid per volume settings */
468 } else if (optionok(tmp, "forceuid:", val)) {
469 setoption(options, save, VOLOPT_FORCEUID, val);
470 } else if (optionok(tmp, "forcegid:", val)) {
471 setoption(options, save, VOLOPT_FORCEGID, val);
473 #endif /* FORCE_UIDGID */
474 } else if (optionok(tmp, "root_preexec:", val)) {
475 setoption(options, save, VOLOPT_ROOTPREEXEC, val);
477 } else if (optionok(tmp, "preexec:", val)) {
478 setoption(options, save, VOLOPT_PREEXEC, val);
480 } else if (optionok(tmp, "root_postexec:", val)) {
481 setoption(options, save, VOLOPT_ROOTPOSTEXEC, val);
483 } else if (optionok(tmp, "postexec:", val)) {
484 setoption(options, save, VOLOPT_POSTEXEC, val);
487 /* ignore unknown options */
488 LOG(log_debug, logtype_afpd, "ignoring unknown volume option: %s", tmp);
493 /* ----------------- */
494 static void showvol(const ucs2_t *name)
497 for ( volume = Volumes; volume; volume = volume->v_next ) {
498 if (volume->v_hide && !strcasecmp_w( volume->v_name, name ) ) {
505 /* ------------------------------- */
506 static int creatvol(AFPObj *obj, struct passwd *pwd,
507 char *path, char *name,
508 struct vol_option *options,
509 const int user /* user defined volume */
517 if ( name == NULL || *name == '\0' ) {
518 if ((name = strrchr( path, '/' )) == NULL) {
519 return -1; /* Obviously not a fully qualified path */
522 /* if you wish to share /, you need to specify a name. */
527 vlen = strlen( name );
528 if ( vlen > AFPVOL_NAMELEN ) {
529 vlen = AFPVOL_NAMELEN;
530 name[AFPVOL_NAMELEN] = '\0';
533 /* convert name to UCS2 first */
534 if ( 0 >= ( vlen = convert_string(obj->options.unixcharset, CH_UCS2, name, vlen, tmpname, 512)) )
537 for ( volume = Volumes; volume; volume = volume->v_next ) {
538 if ( strcasecmp_w( volume->v_name, tmpname ) == 0 ) {
539 if (volume->v_deleted) {
543 return -1; /* Won't be able to access it, anyway... */
549 if (!( volume = (struct vol *)calloc(1, sizeof( struct vol ))) ) {
550 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
553 if ( NULL == ( volume->v_name = strdup_w(tmpname))) {
554 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
558 if (!( volume->v_path = (char *)malloc( strlen( path ) + 1 )) ) {
559 LOG(log_error, logtype_afpd, "creatvol: malloc: %s", strerror(errno) );
560 free(volume->v_name);
564 volume->v_hide = hide;
565 strcpy( volume->v_path, path );
569 #endif /* __svr4__ */
570 /* os X start at 1 and use network order ie. 1 2 3 */
571 volume->v_vid = ++lastvid;
572 volume->v_vid = htons(volume->v_vid);
576 /* should we casefold? */
577 volume->v_casefold = options[VOLOPT_CASEFOLD].i_value;
579 /* shift in some flags */
580 volume->v_flags = options[VOLOPT_FLAGS].i_value;
582 if (options[VOLOPT_PASSWORD].c_value)
583 volume->v_password = strdup(options[VOLOPT_PASSWORD].c_value);
585 if (options[VOLOPT_VETO].c_value)
586 volume->v_veto = strdup(options[VOLOPT_VETO].c_value);
588 if (options[VOLOPT_ENCODING].c_value)
589 volume->v_volcodepage = strdup(options[VOLOPT_ENCODING].c_value);
591 if (options[VOLOPT_MACCHARSET].c_value)
592 volume->v_maccodepage = strdup(options[VOLOPT_MACCHARSET].c_value);
594 if (options[VOLOPT_DBPATH].c_value)
595 volume->v_dbpath = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_DBPATH].c_value, pwd, path);
597 if (options[VOLOPT_CNIDSCHEME].c_value)
598 volume->v_cnidscheme = strdup(options[VOLOPT_CNIDSCHEME].c_value);
600 if (options[VOLOPT_UMASK].i_value)
601 volume->v_umask = (mode_t)options[VOLOPT_UMASK].i_value;
603 if (options[VOLOPT_ADOUBLE].i_value)
604 volume->v_adouble = options[VOLOPT_ADOUBLE].i_value;
606 volume->v_adouble = AD_VERSION;
608 if (options[VOLOPT_FORCEUID].c_value) {
609 volume->v_forceuid = strdup(options[VOLOPT_FORCEUID].c_value);
611 volume->v_forceuid = NULL; /* set as null so as to return 0 later on */
614 if (options[VOLOPT_FORCEGID].c_value) {
615 volume->v_forcegid = strdup(options[VOLOPT_FORCEGID].c_value);
617 volume->v_forcegid = NULL; /* set as null so as to return 0 later on */
621 if (options[VOLOPT_PREEXEC].c_value)
622 volume->v_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_PREEXEC].c_value, pwd, path);
623 volume->v_preexec_close = options[VOLOPT_PREEXEC].i_value;
625 if (options[VOLOPT_POSTEXEC].c_value)
626 volume->v_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_POSTEXEC].c_value, pwd, path);
628 if (options[VOLOPT_ROOTPREEXEC].c_value)
629 volume->v_root_preexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPREEXEC].c_value, pwd, path);
630 volume->v_root_preexec_close = options[VOLOPT_ROOTPREEXEC].i_value;
632 if (options[VOLOPT_ROOTPOSTEXEC].c_value)
633 volume->v_root_postexec = volxlate(obj, NULL, MAXPATHLEN, options[VOLOPT_ROOTPOSTEXEC].c_value, pwd, path);
637 volume->v_next = Volumes;
642 /* ---------------- */
643 static char *myfgets( buf, size, fp )
652 while ((EOF != ( c = getc( fp )) ) && ( size > 0 )) {
653 if ( c == '\n' || c == '\r' ) {
671 /* check access list. this function wants something of the following
673 * @group,name,name2,@group2,name3
675 * a NULL argument allows everybody to have access.
676 * we return three things:
678 * 0: list exists, but name isn't in it
682 #ifndef NO_REAL_USER_NAME
683 /* authentication is case insensitive
684 * FIXME should we do the same with group name?
686 #define access_strcmp strcasecmp
689 #define access_strcmp strcmp
693 static int accessvol(args, name)
697 char buf[MAXPATHLEN + 1], *p;
703 strncpy(buf, args, sizeof(buf));
704 if ((p = strtok(buf, ",")) == NULL) /* nothing, return okay */
708 if (*p == '@') { /* it's a group */
709 if ((gr = getgrnam(p + 1)) && gmem(gr->gr_gid))
711 } else if (access_strcmp(p, name) == 0) /* it's a user name */
713 p = strtok(NULL, ",");
719 static void setextmap( ext, type, creator, user)
720 char *ext, *type, *creator;
726 if (Extmap == NULL) {
727 if (( Extmap = calloc(1, sizeof( struct extmap ))) == NULL ) {
728 LOG(log_error, logtype_afpd, "setextmap: calloc: %s", strerror(errno) );
733 for ( em = Extmap, cnt = 0; em->em_ext; em++, cnt++) {
734 if ( (strdiacasecmp( em->em_ext, ext )) == 0 ) {
739 if ( em->em_ext == NULL ) {
740 if (!(Extmap = realloc( Extmap, sizeof( struct extmap ) * (cnt +2))) ) {
741 LOG(log_error, logtype_afpd, "setextmap: realloc: %s", strerror(errno) );
744 (Extmap +cnt +1)->em_ext = NULL;
746 } else if ( !user ) {
752 if (!(em->em_ext = strdup( ext))) {
753 LOG(log_error, logtype_afpd, "setextmap: strdup: %s", strerror(errno) );
757 if ( *type == '\0' ) {
758 memcpy(em->em_type, "????", sizeof( em->em_type ));
760 memcpy(em->em_type, type, sizeof( em->em_type ));
762 if ( *creator == '\0' ) {
763 memcpy(em->em_creator, "UNIX", sizeof( em->em_creator ));
765 memcpy(em->em_creator, creator, sizeof( em->em_creator ));
769 /* -------------------------- */
770 static int extmap_cmp(const void *map1, const void *map2)
772 const struct extmap *em1 = map1;
773 const struct extmap *em2 = map2;
774 return strdiacasecmp(em1->em_ext, em2->em_ext);
777 static void sortextmap( void)
782 if ((em = Extmap) == NULL) {
790 qsort(Extmap, Extmap_cnt, sizeof(struct extmap), extmap_cmp);
795 /* ----------------------
797 static void free_extmap( void)
802 for ( em = Extmap; em->em_ext; em++) {
812 /* ----------------------
814 static int volfile_changed(struct afp_volume_name *p)
824 if (!stat( name, &st) && st.st_mtime > p->mtime) {
825 p->mtime = st.st_mtime;
831 /* ----------------------
832 * Read a volume configuration file and add the volumes contained within to
833 * the global volume list. If p2 is non-NULL, the file that is opened is
836 * Lines that begin with # and blank lines are ignored.
837 * Volume lines are of the form:
838 * <unix path> [<volume name>] [allow:<user>,<@group>,...] \
839 * [codepage:<file>] [casefold:<num>]
840 * <extension> TYPE [CREATOR]
842 static int readvolfile(obj, p1, p2, user, pwent)
844 struct afp_volume_name *p1;
847 struct passwd *pwent;
850 char path[ MAXPATHLEN + 1], tmp[ MAXPATHLEN + 1],
851 volname[ AFPVOL_NAMELEN + 1 ], buf[ BUFSIZ ],
852 type[ 5 ], creator[ 5 ];
855 struct vol_option options[VOLOPT_NUM], save_options[VOLOPT_NUM];
863 strcpy( path, p1->name );
870 p1->full_name = strdup(path);
873 if (NULL == ( fp = fopen( path, "r" )) ) {
877 if (fd != -1 && !fstat( fd, &st) ) {
878 p1->mtime = st.st_mtime;
881 memset(save_options, 0, sizeof(save_options));
882 while ( myfgets( buf, sizeof( buf ), fp ) != NULL ) {
883 initline( strlen( buf ), buf );
884 parseline( sizeof( path ) - 1, path );
891 /* change the default options for this file */
892 if (strncmp(path, VOLOPT_DEFAULT, VOLOPT_DEFAULT_LEN) == 0) {
894 for (i = 0; i < VOLOPT_NUM; i++) {
895 if (parseline( sizeof( path ) - VOLOPT_DEFAULT_LEN - 1,
896 path + VOLOPT_DEFAULT_LEN) < 0)
898 volset(save_options, NULL, tmp, sizeof(tmp) - 1,
899 path + VOLOPT_DEFAULT_LEN);
905 if (( p = strchr( path, '/' )) != NULL ) {
913 if ( u == NULL || *u == '\0' || ( pw = getpwnam( u )) == NULL ) {
916 strcpy( tmp, pw->pw_dir );
917 if ( p != NULL && *p != '\0' ) {
921 /* Tag a user's home directory with their umask. Note, this will
922 * be overwritten if the user actually specifies a umask: option
923 * for a '~' volume. */
924 save_options[VOLOPT_UMASK].i_value = obj->options.save_mask;
928 /* send path through variable substitution */
929 if (*path != '~') /* need to copy path to tmp */
932 pwent = getpwnam(obj->username);
933 volxlate(obj, path, sizeof(path) - 1, tmp, pwent, NULL);
935 /* this is sort of braindead. basically, i want to be
936 * able to specify things in any order, but i don't want to
937 * re-write everything.
939 * currently we have options:
947 * options:prodos,crlf,noadouble,ro...
952 * namemask:x,y,!z (not implemented yet)
954 memcpy(options, save_options, sizeof(options));
957 /* read in up to VOLOP_NUM possible options */
958 for (i = 0; i < VOLOPT_NUM; i++) {
959 if (parseline( sizeof( tmp ) - 1, tmp ) < 0)
962 volset(options, save_options, volname, sizeof(volname) - 1, tmp);
965 /* check allow/deny lists:
966 allow -> either no list (-1), or in list (1)
967 deny -> either no list (-1), or not in list (0) */
968 if (accessvol(options[VOLOPT_ALLOW].c_value, obj->username) &&
969 (accessvol(options[VOLOPT_DENY].c_value, obj->username) < 1)) {
971 /* handle read-only behaviour. semantics:
972 * 1) neither the rolist nor the rwlist exist -> rw
973 * 2) rolist exists -> ro if user is in it.
974 * 3) rwlist exists -> ro unless user is in it. */
975 if (((options[VOLOPT_FLAGS].i_value & AFPVOL_RO) == 0) &&
976 ((accessvol(options[VOLOPT_ROLIST].c_value,
977 obj->username) == 1) ||
978 !accessvol(options[VOLOPT_RWLIST].c_value,
980 options[VOLOPT_FLAGS].i_value |= AFPVOL_RO;
982 /* do variable substitution for volname */
983 volxlate(obj, tmp, sizeof(tmp) - 1, volname, pwent, path);
984 creatvol(obj, pwent, path, tmp, options, p2 != NULL);
986 volfree(options, save_options);
990 parseline( sizeof( type ) - 1, type );
991 parseline( sizeof( creator ) - 1, creator );
992 setextmap( path, type, creator, user);
999 volfree(save_options, NULL);
1001 if ( fclose( fp ) != 0 ) {
1002 LOG(log_error, logtype_afpd, "readvolfile: fclose: %s", strerror(errno) );
1008 /* ------------------------------- */
1009 static void volume_free(struct vol *vol)
1014 free(vol->v_password);
1016 free(vol->v_volcodepage);
1017 free(vol->v_maccodepage);
1018 free(vol->v_cnidscheme);
1019 free(vol->v_dbpath);
1022 free(vol->v_forceuid);
1023 free(vol->v_forcegid);
1024 #endif /* FORCE_UIDGID */
1027 /* ------------------------------- */
1028 static void free_volumes(void )
1031 struct vol *nvol, *ovol;
1033 for ( vol = Volumes; vol; vol = vol->v_next ) {
1034 if (( vol->v_flags & AFPVOL_OPEN ) ) {
1041 for ( vol = Volumes, ovol = NULL; vol; vol = nvol) {
1044 if (vol->v_name == NULL) {
1045 if (Volumes == vol) {
1050 ovol->v_next = nvol;
1060 /* ------------------------------- */
1061 static void volume_unlink(struct vol *volume)
1063 struct vol *vol, *ovol, *nvol;
1065 if (volume == Volumes) {
1066 Volumes = Volumes->v_next;
1069 for ( vol = Volumes->v_next, ovol = Volumes; vol; vol = nvol) {
1072 if (vol == volume) {
1073 ovol->v_next = nvol;
1082 static int getvolspace( vol, bfree, btotal, xbfree, xbtotal, bsize )
1084 u_int32_t *bfree, *btotal, *bsize;
1085 VolSpace *xbfree, *xbtotal;
1089 #ifndef NO_QUOTA_SUPPORT
1090 VolSpace qfree, qtotal;
1093 spaceflag = AFPVOL_GVSMASK & vol->v_flags;
1094 /* report up to 2GB if afp version is < 2.2 (4GB if not) */
1095 maxsize = (vol->v_flags & AFPVOL_A2VOL) ? 0x01fffe00 :
1096 (((afp_version < 22) || (vol->v_flags & AFPVOL_LIMITSIZE))
1097 ? 0x7fffffffL : 0xffffffffL);
1100 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_AFSGVS ) {
1101 if ( afs_getvolspace( vol, xbfree, xbtotal, bsize ) == AFP_OK ) {
1102 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_AFSGVS;
1103 goto getvolspace_done;
1108 if (( rc = ustatfs_getvolspace( vol, xbfree, xbtotal,
1109 bsize)) != AFP_OK ) {
1113 #define min(a,b) ((a)<(b)?(a):(b))
1114 #ifndef NO_QUOTA_SUPPORT
1115 if ( spaceflag == AFPVOL_NONE || spaceflag == AFPVOL_UQUOTA ) {
1116 if ( uquota_getvolspace( vol, &qfree, &qtotal, *bsize ) == AFP_OK ) {
1117 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_UQUOTA;
1118 *xbfree = min(*xbfree, qfree);
1119 *xbtotal = min( *xbtotal, qtotal);
1120 goto getvolspace_done;
1124 vol->v_flags = ( ~AFPVOL_GVSMASK & vol->v_flags ) | AFPVOL_USTATFS;
1127 *bfree = min( *xbfree, maxsize);
1128 *btotal = min( *xbtotal, maxsize);
1132 /* -----------------------
1133 * set volume creation date
1134 * avoid duplicate, well at least it tries
1136 static void vol_setdate(u_int16_t id, struct adouble *adp, time_t date)
1139 struct vol *vol = Volumes;
1141 for ( volume = Volumes; volume; volume = volume->v_next ) {
1142 if (volume->v_vid == id) {
1145 else if (AD_DATE_FROM_UNIX(date) == volume->v_ctime) {
1147 volume = Volumes; /* restart */
1150 vol->v_ctime = AD_DATE_FROM_UNIX(date);
1151 ad_setdate(adp, AD_DATE_CREATE | AD_DATE_UNIX, date);
1154 /* ----------------------- */
1155 static int getvolparams( bitmap, vol, st, buf, buflen )
1163 int bit = 0, isad = 1;
1166 u_int32_t bfree, btotal, bsize;
1167 VolSpace xbfree, xbtotal; /* extended bytes */
1168 char *data, *nameoff = NULL;
1171 /* courtesy of jallison@whistle.com:
1172 * For MacOS8.x support we need to create the
1173 * .Parent file here if it doesn't exist. */
1175 ad_init(&ad, vol->v_adouble);
1176 if ( ad_open( vol->v_path, vol_noadouble(vol) |
1177 ADFLAGS_HF|ADFLAGS_DIR, O_RDWR | O_CREAT,
1180 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1182 } else if (ad_get_HF_flags( &ad ) & O_CREAT) {
1183 slash = strrchr( vol->v_path, '/' );
1187 slash = vol->v_path;
1189 ad_setentrylen( &ad, ADEID_NAME, strlen( slash ));
1190 memcpy(ad_entry( &ad, ADEID_NAME ), slash,
1191 ad_getentrylen( &ad, ADEID_NAME ));
1192 vol_setdate(vol->v_vid, &ad, st->st_mtime);
1193 ad_flush(&ad, ADFLAGS_HF);
1196 if (ad_getdate(&ad, AD_DATE_CREATE, &aint) < 0)
1197 vol->v_ctime = AD_DATE_FROM_UNIX(st->st_mtime);
1199 vol->v_ctime = aint;
1202 if (( bitmap & ( (1<<VOLPBIT_BFREE)|(1<<VOLPBIT_BTOTAL) |
1203 (1<<VOLPBIT_XBFREE)|(1<<VOLPBIT_XBTOTAL) |
1204 (1<<VOLPBIT_BSIZE)) ) != 0 ) {
1205 if ( getvolspace( vol, &bfree, &btotal, &xbfree, &xbtotal,
1208 ad_close( &ad, ADFLAGS_HF );
1210 return( AFPERR_PARAM );
1215 while ( bitmap != 0 ) {
1216 while (( bitmap & 1 ) == 0 ) {
1224 if (0 == (vol->v_flags & AFPVOL_NOFILEID) && vol->v_cdb != NULL &&
1225 (vol->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1226 ashort = VOLPBIT_ATTR_FILEID;
1228 /* check for read-only.
1229 * NOTE: we don't actually set the read-only flag unless
1230 * it's passed in that way as it's possible to mount
1231 * a read-write filesystem under a read-only one. */
1232 if ((vol->v_flags & AFPVOL_RO) ||
1233 ((utime(vol->v_path, NULL) < 0) && (errno == EROFS))) {
1234 ashort |= VOLPBIT_ATTR_RO;
1236 ashort |= VOLPBIT_ATTR_CATSEARCH;
1237 if (afp_version >= 30) {
1238 ashort |= VOLPBIT_ATTR_UTF8;
1239 if (vol->v_flags & AFPVOL_UNIX_PRIV)
1240 ashort |= VOLPBIT_ATTR_UNIXPRIV;
1242 ashort = htons(ashort);
1243 memcpy(data, &ashort, sizeof( ashort ));
1244 data += sizeof( ashort );
1248 ashort = htons( AFPVOLSIG_DEFAULT );
1249 memcpy(data, &ashort, sizeof( ashort ));
1250 data += sizeof( ashort );
1253 case VOLPBIT_CDATE :
1254 aint = vol->v_ctime;
1255 memcpy(data, &aint, sizeof( aint ));
1256 data += sizeof( aint );
1259 case VOLPBIT_MDATE :
1260 if ( st->st_mtime > vol->v_mtime ) {
1261 vol->v_mtime = st->st_mtime;
1263 aint = AD_DATE_FROM_UNIX(vol->v_mtime);
1264 memcpy(data, &aint, sizeof( aint ));
1265 data += sizeof( aint );
1268 case VOLPBIT_BDATE :
1269 if (!isad || (ad_getdate(&ad, AD_DATE_BACKUP, &aint) < 0))
1270 aint = AD_DATE_START;
1271 memcpy(data, &aint, sizeof( aint ));
1272 data += sizeof( aint );
1276 memcpy(data, &vol->v_vid, sizeof( vol->v_vid ));
1277 data += sizeof( vol->v_vid );
1280 case VOLPBIT_BFREE :
1281 bfree = htonl( bfree );
1282 memcpy(data, &bfree, sizeof( bfree ));
1283 data += sizeof( bfree );
1286 case VOLPBIT_BTOTAL :
1287 btotal = htonl( btotal );
1288 memcpy(data, &btotal, sizeof( btotal ));
1289 data += sizeof( btotal );
1292 #ifndef NO_LARGE_VOL_SUPPORT
1293 case VOLPBIT_XBFREE :
1294 xbfree = hton64( xbfree );
1295 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1296 bcopy(&xbfree, data, sizeof(xbfree));
1297 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1298 memcpy(data, &xbfree, sizeof( xbfree ));
1299 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1300 data += sizeof( xbfree );
1303 case VOLPBIT_XBTOTAL :
1304 xbtotal = hton64( xbtotal );
1305 #if defined(__GNUC__) && defined(HAVE_GCC_MEMCPY_BUG)
1306 bcopy(&xbtotal, data, sizeof(xbtotal));
1307 #else /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1308 memcpy(data, &xbtotal, sizeof( xbtotal ));
1309 #endif /* __GNUC__ && HAVE_GCC_MEMCPY_BUG */
1310 data += sizeof( xbfree );
1312 #endif /* ! NO_LARGE_VOL_SUPPORT */
1316 data += sizeof( u_int16_t );
1319 case VOLPBIT_BSIZE: /* block size */
1320 bsize = htonl(bsize);
1321 memcpy(data, &bsize, sizeof(bsize));
1322 data += sizeof(bsize);
1327 ad_close( &ad, ADFLAGS_HF );
1329 return( AFPERR_BITMAP );
1335 ashort = htons( data - buf );
1336 memcpy(nameoff, &ashort, sizeof( ashort ));
1337 aint = ucs2_to_charset( (utf8_encoding()?CH_UTF8_MAC:vol->v_maccharset), vol->v_name, data+1, 255);
1347 ad_close( &ad, ADFLAGS_HF );
1349 *buflen = data - buf;
1353 /* ------------------------- */
1354 int static stat_vol(u_int16_t bitmap, struct vol *vol, char *rbuf, int *rbuflen)
1359 if ( stat( vol->v_path, &st ) < 0 ) {
1361 return( AFPERR_PARAM );
1364 buflen = *rbuflen - sizeof( bitmap );
1365 if (( ret = getvolparams(bitmap, vol, &st,
1366 rbuf + sizeof( bitmap ), &buflen )) != AFP_OK ) {
1370 *rbuflen = buflen + sizeof( bitmap );
1371 bitmap = htons( bitmap );
1372 memcpy(rbuf, &bitmap, sizeof( bitmap ));
1377 /* ------------------------------- */
1378 void load_volumes(AFPObj *obj)
1380 struct passwd *pwent;
1385 /* check files date */
1386 if (obj->options.defaultvol.loaded) {
1387 changed = volfile_changed(&obj->options.defaultvol);
1389 if (obj->options.systemvol.loaded) {
1390 changed |= volfile_changed(&obj->options.systemvol);
1392 if (obj->options.uservol.loaded) {
1393 changed |= volfile_changed(&obj->options.uservol);
1402 pwent = getpwnam(obj->username);
1403 if ( (obj->options.flags & OPTION_USERVOLFIRST) == 0 ) {
1404 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent);
1407 if ((*obj->username == '\0') || (obj->options.flags & OPTION_NOUSERVOL)) {
1408 readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent);
1411 * Read user's AppleVolumes or .AppleVolumes file
1412 * If neither are readable, read the default volumes file. if
1413 * that doesn't work, create a user share.
1415 if (obj->options.uservol.name) {
1416 free(obj->options.uservol.name);
1418 obj->options.uservol.name = strdup(pwent->pw_dir);
1419 if ( readvolfile(obj, &obj->options.uservol, "AppleVolumes", 1, pwent) < 0 &&
1420 readvolfile(obj, &obj->options.uservol, ".AppleVolumes", 1, pwent) < 0 &&
1421 readvolfile(obj, &obj->options.uservol, "applevolumes", 1, pwent) < 0 &&
1422 readvolfile(obj, &obj->options.uservol, ".applevolumes", 1, pwent) < 0 &&
1423 obj->options.defaultvol.name != NULL ) {
1424 if (readvolfile(obj, &obj->options.defaultvol, NULL, 1, pwent) < 0)
1425 creatvol(obj, pwent, pwent->pw_dir, NULL, NULL, 1);
1428 if ( obj->options.flags & OPTION_USERVOLFIRST ) {
1429 readvolfile(obj, &obj->options.systemvol, NULL, 0, pwent );
1433 /* ------------------------------- */
1434 int afp_getsrvrparms(obj, ibuf, ibuflen, rbuf, rbuflen )
1437 int ibuflen, *rbuflen;
1449 for ( vcnt = 0, volume = Volumes; volume; volume = volume->v_next ) {
1450 if (!(volume->v_flags & AFPVOL_NOSTAT)) {
1451 if ( stat( volume->v_path, &st ) < 0 ) {
1452 LOG(log_info, logtype_afpd, "afp_getsrvrparms: stat %s: %s",
1453 volume->v_path, strerror(errno) );
1454 continue; /* can't access directory */
1456 if (!S_ISDIR(st.st_mode)) {
1457 continue; /* not a dir */
1460 if (volume->v_hide) {
1461 continue; /* config file changed but the volume was mounted */
1463 /* set password bit if there's a volume password */
1464 *data = (volume->v_password) ? AFPSRVR_PASSWD : 0;
1466 /* Apple 2 clients running ProDOS-8 expect one volume to have
1467 bit 0 of this byte set. They will not recognize anything
1468 on the server unless this is the case. I have not
1469 completely worked this out, but it's related to booting
1470 from the server. Support for that function is a ways
1471 off.. <shirsch@ibm.net> */
1472 *data |= (volume->v_flags & AFPVOL_A2VOL) ? AFPSRVR_CONFIGINFO : 0;
1473 *data++ |= 0; /* UNIX PRIVS BIT ..., OSX doesn't seem to use it, so we don't either */
1475 len = ucs2_to_charset_allocate((utf8_encoding()?CH_UTF8_MAC:obj->options.maccharset),
1476 &namebuf, volume->v_name);
1480 memcpy(data, namebuf, len );
1486 *rbuflen = data - rbuf;
1488 if ( gettimeofday( &tv, 0 ) < 0 ) {
1489 LOG(log_error, logtype_afpd, "afp_getsrvrparms: gettimeofday: %s", strerror(errno) );
1491 return AFPERR_PARAM;
1493 tv.tv_sec = AD_DATE_FROM_UNIX(tv.tv_sec);
1494 memcpy(data, &tv.tv_sec, sizeof( u_int32_t));
1495 data += sizeof( u_int32_t);
1500 /* -------------------------
1501 * we are the user here
1503 int afp_openvol(obj, ibuf, ibuflen, rbuf, rbuflen )
1506 int ibuflen, *rbuflen;
1520 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1521 bitmap = ntohs( bitmap );
1522 ibuf += sizeof( bitmap );
1523 if (( bitmap & (1<<VOLPBIT_VID)) == 0 ) {
1525 return AFPERR_BITMAP;
1528 len = (unsigned char)*ibuf++;
1529 volname = obj->oldtmp;
1530 namelen = convert_string( (utf8_encoding()?CH_UTF8_MAC:obj->options.maccharset), CH_UCS2,
1531 ibuf, len, volname, sizeof(obj->oldtmp));
1534 return AFPERR_PARAM;
1538 if ((len + 1) & 1) /* pad to an even boundary */
1543 for ( volume = Volumes; volume; volume = volume->v_next ) {
1544 if ( strcasecmp_w( (ucs2_t*) volname, volume->v_name ) == 0 ) {
1549 if ( volume == NULL ) {
1551 return AFPERR_PARAM;
1554 /* check for a volume password */
1555 if (volume->v_password && strncmp(ibuf, volume->v_password, VOLPASSLEN)) {
1557 return AFPERR_ACCESS;
1560 if (( volume->v_flags & AFPVOL_OPEN ) ) {
1561 /* the volume is already open */
1563 set_uidgid ( volume );
1565 return stat_vol(bitmap, volume, rbuf, rbuflen);
1568 /* initialize volume variables
1571 if (afp_version >= 30) {
1572 volume->max_filename = 255;
1575 volume->max_filename = MACFILELEN;
1578 volume->v_dir = volume->v_root = NULL;
1580 /* FIXME unix name != mac name */
1582 len = convert_string_allocate( CH_UCS2, (utf8_encoding()?CH_UTF8_MAC:obj->options.maccharset),
1583 volume->v_name, namelen, &vol_mname);
1584 if ( !vol_mname || len <= 0) {
1589 len = convert_string_allocate( CH_UCS2 , volume->v_volcharset, volume->v_name, namelen, &vol_uname);
1591 if ( !vol_uname || len <= 0) {
1597 if ((dir = dirnew(vol_mname, vol_uname) ) == NULL) {
1600 LOG(log_error, logtype_afpd, "afp_openvol: malloc: %s", strerror(errno) );
1607 dir->d_did = DIRDID_ROOT;
1608 dir->d_color = DIRTREE_COLOR_BLACK; /* root node is black */
1609 volume->v_dir = volume->v_root = dir;
1610 volume->v_flags |= AFPVOL_OPEN;
1611 volume->v_cdb = NULL;
1613 if (volume->v_root_preexec) {
1614 if ((ret = afprun(1, volume->v_root_preexec, NULL)) && volume->v_root_preexec_close) {
1615 LOG(log_error, logtype_afpd, "afp_openvol: root preexec : %d", ret );
1622 set_uidgid ( volume );
1625 if (volume->v_preexec) {
1626 if ((ret = afprun(0, volume->v_preexec, NULL)) && volume->v_preexec_close) {
1627 LOG(log_error, logtype_afpd, "afp_openvol: preexec : %d", ret );
1633 if ( stat( volume->v_path, &st ) < 0 ) {
1638 if ( chdir( volume->v_path ) < 0 ) {
1642 curdir = volume->v_dir;
1643 if (volume->v_cnidscheme == NULL) {
1644 volume->v_cnidscheme = strdup(DEFAULT_CNID_SCHEME);
1645 LOG(log_warning, logtype_afpd, "Warning: No CNID scheme for volume %s. Using default.",
1648 if (volume->v_dbpath)
1649 volume->v_cdb = cnid_open (volume->v_dbpath, volume->v_umask, volume->v_cnidscheme);
1650 if (volume->v_cdb == NULL)
1651 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, volume->v_cnidscheme);
1652 if (volume->v_cdb == NULL) {
1653 volume->v_cdb = cnid_open (volume->v_path, volume->v_umask, DEFAULT_CNID_SCHEME);
1654 LOG(log_error, logtype_afpd, "Error: invalid CNID backend for %s: %s", volume->v_path,
1655 volume->v_cnidscheme);
1657 if (volume->v_cdb == NULL) {
1658 LOG(log_error, logtype_afpd, "Fatal error: cannot open CNID for %s", volume->v_path);
1665 if (!volume->v_volcodepage)
1666 volume->v_volcodepage = strdup("UTF8");
1668 if ( (charset_t) -1 == ( volume->v_volcharset = add_charset(volume->v_volcodepage)) ) {
1669 LOG (log_error, logtype_afpd, "Setting codepage %s as volume codepage failed", volume->v_volcodepage);
1674 if ( NULL == ( volume->v_vol = find_charset_functions(volume->v_volcodepage)) || volume->v_vol->flags & CHARSET_ICONV ) {
1675 LOG (log_warning, logtype_afpd, "WARNING: volume encoding %s is *not* supported by netatalk, expect problems !!!!", volume->v_volcodepage);
1678 if (!volume->v_maccodepage)
1679 volume->v_maccodepage = strdup(obj->options.maccodepage);
1681 if ( (charset_t) -1 == ( volume->v_maccharset = add_charset(volume->v_maccodepage)) ) {
1682 LOG (log_error, logtype_afpd, "Setting codepage %s as mac codepage failed", volume->v_maccodepage);
1687 if ( NULL == ( volume->v_mac = find_charset_functions(volume->v_maccodepage)) || ! (volume->v_mac->flags & CHARSET_CLIENT) ) {
1688 LOG (log_error, logtype_afpd, "Fatal error: mac charset %s not supported", volume->v_maccodepage);
1693 ret = stat_vol(bitmap, volume, rbuf, rbuflen);
1694 if (ret == AFP_OK) {
1696 handle_special_folders( volume );
1699 * If you mount a volume twice, the second time the trash appears on
1700 * the desk-top. That's because the Mac remembers the DID for the
1701 * trash (even for volumes in different zones, on different servers).
1702 * Just so this works better, we prime the DID cache with the trash,
1703 * fixing the trash at DID 17.
1704 * FIXME (RL): should it be done inside a CNID backend ? (always returning Trash DID when asked) ?
1706 if ((volume->v_cdb->flags & CNID_FLAG_PERSISTENT)) {
1708 /* FIXME find db time stamp */
1709 cnid_getstamp(volume->v_cdb, volume->v_stamp, sizeof(volume->v_stamp));
1713 cname( volume, volume->v_dir, &p );
1719 if (volume->v_dir) {
1720 dirfree( volume->v_dir );
1721 volume->v_dir = volume->v_root = NULL;
1724 volume->v_flags &= ~AFPVOL_OPEN;
1725 if (volume->v_cdb != NULL) {
1726 cnid_close(volume->v_cdb);
1727 volume->v_cdb = NULL;
1733 /* ------------------------- */
1734 static void closevol(struct vol *vol)
1739 dirfree( vol->v_root );
1741 if (vol->v_cdb != NULL) {
1742 cnid_close(vol->v_cdb);
1746 if (vol->v_postexec) {
1747 afprun(0, vol->v_postexec, NULL);
1749 if (vol->v_root_postexec) {
1750 afprun(1, vol->v_root_postexec, NULL);
1754 /* ------------------------- */
1755 void close_all_vol(void)
1759 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
1760 if ( ovol->v_flags & AFPVOL_OPEN ) {
1761 ovol->v_flags &= ~AFPVOL_OPEN;
1767 /* ------------------------- */
1768 int afp_closevol(obj, ibuf, ibuflen, rbuf, rbuflen )
1771 int ibuflen, *rbuflen;
1773 struct vol *vol, *ovol;
1778 memcpy(&vid, ibuf, sizeof( vid ));
1779 if (NULL == ( vol = getvolbyvid( vid )) ) {
1780 return( AFPERR_PARAM );
1783 vol->v_flags &= ~AFPVOL_OPEN;
1784 for ( ovol = Volumes; ovol; ovol = ovol->v_next ) {
1785 if ( ovol->v_flags & AFPVOL_OPEN ) {
1789 if ( ovol != NULL ) {
1790 /* Even if chdir fails, we can't say afp_closevol fails. */
1791 if ( chdir( ovol->v_path ) == 0 ) {
1792 curdir = ovol->v_dir;
1797 if (vol->v_deleted) {
1798 showvol(vol->v_name);
1806 /* ------------------------- */
1807 struct vol *getvolbyvid(const u_int16_t vid )
1811 for ( vol = Volumes; vol; vol = vol->v_next ) {
1812 if ( vid == vol->v_vid ) {
1816 if ( vol == NULL || ( vol->v_flags & AFPVOL_OPEN ) == 0 ) {
1822 #endif /* FORCE_UIDGID */
1827 /* ------------------------ */
1828 static int ext_cmp_key(const void *key, const void *obj)
1830 const char *p = key;
1831 const struct extmap *em = obj;
1832 return strdiacasecmp(p, em->em_ext);
1834 struct extmap *getextmap(const char *path)
1839 if (NULL == ( p = strrchr( path, '.' )) ) {
1840 return( Defextmap );
1843 if (!*p || !Extmap_cnt) {
1844 return( Defextmap );
1846 em = bsearch(p, Extmap, Extmap_cnt, sizeof(struct extmap), ext_cmp_key);
1850 return( Defextmap );
1854 /* ------------------------- */
1855 struct extmap *getdefextmap(void)
1857 return( Defextmap );
1860 /* --------------------------
1861 poll if a volume is changed by other processes.
1863 int pollvoltime(obj)
1870 if (!(afp_version > 21 && obj->options.server_notif))
1873 if ( gettimeofday( &tv, 0 ) < 0 )
1876 for ( vol = Volumes; vol; vol = vol->v_next ) {
1877 if ( (vol->v_flags & AFPVOL_OPEN) && vol->v_mtime + 30 < tv.tv_sec) {
1878 if ( !stat( vol->v_path, &st ) && vol->v_mtime != st.st_mtime ) {
1879 vol->v_mtime = st.st_mtime;
1880 if (!obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED))
1889 /* ------------------------- */
1890 void setvoltime(obj, vol )
1896 /* just looking at vol->v_mtime is broken seriously since updates
1897 * from other users afpd processes never are seen.
1898 * This is not the most elegant solution (a shared memory between
1899 * the afpd processes would come closer)
1902 if ( gettimeofday( &tv, 0 ) < 0 ) {
1903 LOG(log_error, logtype_afpd, "setvoltime: gettimeofday: %s", strerror(errno) );
1906 if( utime( vol->v_path, NULL ) < 0 ) {
1907 /* write of time failed ... probably a read only filesys,
1908 * where no other users can interfere, so there's no issue here
1912 /* a little granularity */
1913 if (vol->v_mtime < tv.tv_sec) {
1914 vol->v_mtime = tv.tv_sec;
1916 /* if 0ed, we're sending too many */
1917 if (afp_version > 21 && obj->options.server_notif) {
1918 obj->attention(obj->handle, AFPATTN_NOTIFY | AFPATTN_VOLCHANGED);
1924 /* ------------------------- */
1925 int afp_getvolparams(obj, ibuf, ibuflen, rbuf, rbuflen )
1928 int ibuflen, *rbuflen;
1931 u_int16_t vid, bitmap;
1934 memcpy(&vid, ibuf, sizeof( vid ));
1935 ibuf += sizeof( vid );
1936 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1937 bitmap = ntohs( bitmap );
1939 if (NULL == ( vol = getvolbyvid( vid )) ) {
1941 return( AFPERR_PARAM );
1944 return stat_vol(bitmap, vol, rbuf, rbuflen);
1947 /* ------------------------- */
1948 int afp_setvolparams(obj, ibuf, ibuflen, rbuf, rbuflen )
1951 int ibuflen, *rbuflen;
1955 u_int16_t vid, bitmap;
1961 memcpy(&vid, ibuf, sizeof( vid ));
1962 ibuf += sizeof( vid );
1963 memcpy(&bitmap, ibuf, sizeof( bitmap ));
1964 bitmap = ntohs( bitmap );
1965 ibuf += sizeof(bitmap);
1967 if (( vol = getvolbyvid( vid )) == NULL ) {
1968 return( AFPERR_PARAM );
1971 if (vol->v_flags & AFPVOL_RO)
1972 return AFPERR_VLOCK;
1974 /* we can only set the backup date. */
1975 if (bitmap != (1 << VOLPBIT_BDATE))
1976 return AFPERR_BITMAP;
1978 ad_init(&ad, vol->v_adouble);
1979 if ( ad_open( vol->v_path, ADFLAGS_HF|ADFLAGS_DIR, O_RDWR,
1982 return AFPERR_VLOCK;
1984 return AFPERR_ACCESS;
1987 memcpy(&aint, ibuf, sizeof(aint));
1988 ad_setdate(&ad, AD_DATE_BACKUP, aint);
1989 ad_flush(&ad, ADFLAGS_HF);
1990 ad_close(&ad, ADFLAGS_HF);
1994 /* ------------------------- */
1995 int wincheck(const struct vol *vol, const char *path)
1999 if (!(vol->v_flags & AFPVOL_MSWINDOWS))
2002 /* empty paths are not allowed */
2003 if ((len = strlen(path)) == 0)
2006 /* leading or trailing whitespaces are not allowed, carriage returns
2007 * and probably other whitespace is okay, tabs are not allowed
2009 if ((path[0] == ' ') || (path[len-1] == ' '))
2012 /* certain characters are not allowed */
2013 if (strpbrk(path, MSWINDOWS_BADCHARS))
2016 /* everything else is okay */
2022 * precreate a folder
2023 * this is only intended for folders in the volume root
2024 * It will *not* work if the folder name contains extended characters
2026 static int create_special_folder (const struct vol *vol, const struct _special_folder *folder)
2035 p = (char *) malloc ( strlen(vol->v_path)+strlen(folder->name)+2);
2037 LOG(log_error, logtype_afpd,"malloc failed");
2040 strcpy(p, vol->v_path);
2042 strcat(p, folder->name);
2044 if ( (ret = stat( p, &st )) < 0 ) {
2045 if (folder->precreate) {
2046 if (ad_mkdir(p, folder->mode & ~vol->v_umask)) {
2047 LOG(log_debug, logtype_afpd,"Creating '%s' failed", folder->name);
2055 if ( !ret && folder->hide) {
2057 ad_init(&ad, vol->v_adouble);
2058 if (ad_open( p, vol_noadouble(vol) | ADFLAGS_HF|ADFLAGS_DIR,
2059 O_RDWR|O_CREAT, 0666, &ad) < 0) {
2063 if ((ad_get_HF_flags( &ad ) & O_CREAT) ) {
2064 ad_setentrylen( &ad, ADEID_NAME, strlen(folder->name));
2065 memcpy(ad_entry( &ad, ADEID_NAME ), folder->name,
2066 ad_getentrylen( &ad, ADEID_NAME ));
2069 ad_getattr(&ad, &attr);
2070 attr |= htons( ntohs( attr ) | ATTRBIT_INVISIBLE );
2071 ad_setattr(&ad, attr);
2073 ad_flush( &ad, ADFLAGS_HF );
2074 ad_close( &ad, ADFLAGS_HF );
2080 static void handle_special_folders (const struct vol * vol)
2082 const _special_folder *p = &special_folders[0];
2084 if (vol->v_flags & AFPVOL_RO)
2087 for (; p->name != NULL; p++) {
2088 create_special_folder (vol, p);