/*
- $Id: extattrs.c,v 1.6 2009-10-15 10:43:13 didg Exp $
+ $Id: extattrs.c,v 1.29 2010-01-05 12:06:33 franklahm Exp $
Copyright (c) 2009 Frank Lahm <franklahm@gmail.com>
This program is free software; you can redistribute it and/or modify
#include <errno.h>
#include <stdlib.h>
#include <string.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <dirent.h>
#include <atalk/adouble.h>
+#include <atalk/util.h>
#include <atalk/vfs.h>
#include <atalk/afp.h>
#include <atalk/logger.h>
#include <atalk/ea.h>
+#include <atalk/globals.h>
-#include "globals.h"
#include "volume.h"
#include "desktop.h"
#include "directory.h"
#include "fork.h"
#include "extattrs.h"
-static char *ea_finderinfo = "com.apple.FinderInfo";
-static char *ea_resourcefork = "com.apple.ResourceFork";
+static const char *ea_finderinfo = "com.apple.FinderInfo";
+static const char *ea_resourcefork = "com.apple.ResourceFork";
/* This should be big enough to consecutively store the names of all attributes */
static char attrnamebuf[ATTRNAMEBUFSIZ];
+#ifdef DEBUG
static void hexdump(void *m, size_t l) {
char *p = m;
int count = 0, len;
}
}
}
+#endif
/***************************************
* AFP funcs
EA names, secondly it wants these names. In order to avoid scanning EAs twice
we cache them in a static buffer.
*/
-int afp_listextattr(AFPObj *obj, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
+int afp_listextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
{
- int count, ret, oflag = 0;
- uint16_t vid, bitmap;
+ int ret, oflag = 0, adflags = 0;
+ uint16_t vid, bitmap, uint16;
uint32_t did, maxreply, tmpattr;
struct vol *vol;
struct dir *dir;
struct path *s_path;
+ struct stat *st;
struct adouble ad, *adp = NULL;
- struct ofork *of;
char *uname, *FinderInfo;
- static int buf_valid = 0, attrbuflen = 0;
+ char emptyFinderInfo[32] = { 0 };
+
+ static int buf_valid = 0;
+ static size_t attrbuflen = 0;
*rbuflen = 0;
ibuf += 2;
- /* Get MaxReplySize first */
- memcpy( &maxreply, ibuf + 14, 4);
+ /* Get Bitmap and MaxReplySize first */
+ memcpy( &bitmap, ibuf +6, sizeof(bitmap));
+ bitmap = ntohs( bitmap );
+
+ memcpy( &maxreply, ibuf + 14, sizeof (maxreply));
maxreply = ntohl( maxreply );
/*
attrbuflen = 0;
- memcpy( &vid, ibuf, 2);
- ibuf += 2;
+ memcpy( &vid, ibuf, sizeof(vid));
+ ibuf += sizeof(vid);
if (NULL == ( vol = getvolbyvid( vid )) ) {
- LOG(log_error, logtype_afpd, "afp_listextattr: getvolbyvid error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_listextattr: getvolbyvid error: %s", strerror(errno));
return AFPERR_ACCESS;
}
- memcpy( &did, ibuf, 4);
- ibuf += 4;
+ memcpy( &did, ibuf, sizeof(did));
+ ibuf += sizeof(did);
if (NULL == ( dir = dirlookup( vol, did )) ) {
- LOG(log_error, logtype_afpd, "afp_listextattr: dirlookup error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_listextattr: dirlookup error: %s", strerror(errno));
return afp_errno;
}
- memcpy( &bitmap, ibuf, 2);
- bitmap = ntohs( bitmap );
- ibuf += 2;
-
-#ifdef HAVE_SOLARIS_EAS
if (bitmap & kXAttrNoFollow)
oflag = O_NOFOLLOW;
-#endif
- /* Skip ReqCount, StartIndex and maxreply*/
- ibuf += 10;
+ /* Skip Bitmap, ReqCount, StartIndex and maxreply*/
+ ibuf += 12;
/* get name */
if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
- LOG(log_error, logtype_afpd, "afp_listextattr: cname error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_listextattr: cname error: %s", strerror(errno));
return AFPERR_NOOBJ;
}
- uname = s_path->u_name;
+ st = &s_path->st;
+ if (!s_path->st_valid) {
+ /* it's a dir in our cache, we didn't stat it, do it now */
+ of_statdir(vol, s_path);
+ }
+ if ( s_path->st_errno != 0 ) {
+ return( AFPERR_NOOBJ );
+ }
+
+ adp = of_ad(vol, s_path, &ad);
+ uname = s_path->u_name;
/*
We have to check the FinderInfo for the file, because if they aren't all 0
we must return the synthetic attribute "com.apple.FinderInfo".
Note: the client will never (never seen in traces) request that attribute
via FPGetExtAttr !
*/
- if ((of = of_findname(s_path))) {
- adp = of->of_ad;
- } else {
- ad_init(&ad, vol->v_adouble, vol->v_ad_options);
- adp = &ad;
- }
- if ( ad_metadata( uname, 0, adp) < 0 ) {
+ if (S_ISDIR(st->st_mode))
+ adflags = ADFLAGS_DIR;
+
+ if ( ad_metadata( uname, adflags, adp) < 0 ) {
switch (errno) {
+ case ENOENT:
+ adp = NULL;
+ break;
case EACCES:
LOG(log_error, logtype_afpd, "afp_listextattr(%s): %s: check resource fork permission?",
uname, strerror(errno));
}
}
- FinderInfo = ad_entry(adp, ADEID_FINDERI);
+ if (adp) {
+ FinderInfo = ad_entry(adp, ADEID_FINDERI);
+
#ifdef DEBUG
- LOG(log_debug9, logtype_afpd, "afp_listextattr(%s): FinderInfo:", uname);
- hexdump( FinderInfo, 32);
+ LOG(log_maxdebug, logtype_afpd, "afp_listextattr(%s): FinderInfo:", uname);
+ hexdump( FinderInfo, 32);
#endif
- /* Now scan FinderInfo if its all 0 */
- count = 32;
- while (count--) {
- if (*FinderInfo++) {
+ if ((adflags & ADFLAGS_DIR)) {
+ /* set default view */
+ uint16 = htons(FINDERINFO_CLOSEDVIEW);
+ memcpy(emptyFinderInfo + FINDERINFO_FRVIEWOFF, &uint16, 2);
+ }
+
+ /* Check if FinderInfo equals default and empty FinderInfo*/
+ if (memcmp(FinderInfo, emptyFinderInfo, 32) != 0) {
/* FinderInfo contains some non 0 bytes -> include "com.apple.FinderInfo" */
strcpy(attrnamebuf, ea_finderinfo);
attrbuflen += strlen(ea_finderinfo) + 1;
LOG(log_debug7, logtype_afpd, "afp_listextattr(%s): sending com.apple.FinderInfo", uname);
- break;
}
- }
- /* Now check for Ressource fork and add virtual EA "com.apple.ResourceFork" if size > 0 */
- LOG(log_debug7, logtype_afpd, "afp_listextattr(%s): Ressourcefork size: %u", uname, adp->ad_eid[ADEID_RFORK].ade_len);
- if (adp->ad_eid[ADEID_RFORK].ade_len > 0) {
- LOG(log_debug7, logtype_afpd, "afp_listextattr(%s): sending com.apple.RessourceFork.", uname);
- strcpy(attrnamebuf + attrbuflen, ea_resourcefork);
- attrbuflen += strlen(ea_resourcefork) + 1;
- }
+ /* Now check for Ressource fork and add virtual EA "com.apple.ResourceFork" if size > 0 */
+ LOG(log_debug7, logtype_afpd, "afp_listextattr(%s): Ressourcefork size: %llu", uname, adp->ad_rlen);
+ if (adp->ad_rlen > 0) {
+ LOG(log_debug7, logtype_afpd, "afp_listextattr(%s): sending com.apple.RessourceFork.", uname);
+ strcpy(attrnamebuf + attrbuflen, ea_resourcefork);
+ attrbuflen += strlen(ea_resourcefork) + 1;
+ }
+ }
+
ret = vol->vfs->vfs_ea_list(vol, attrnamebuf, &attrbuflen, uname, oflag);
switch (ret) {
/* Start building reply packet */
bitmap = htons(bitmap);
- memcpy( rbuf, &bitmap, 2);
- rbuf += 2;
- *rbuflen += 2;
+ memcpy( rbuf, &bitmap, sizeof(bitmap));
+ rbuf += sizeof(bitmap);
+ *rbuflen += sizeof(bitmap);
tmpattr = htonl(attrbuflen);
- memcpy( rbuf, &tmpattr, 4);
- rbuf += 4;
- *rbuflen += 4;
+ memcpy( rbuf, &tmpattr, sizeof(tmpattr));
+ rbuf += sizeof(tmpattr);
+ *rbuflen += sizeof(tmpattr);
/* Only copy buffer if the client asked for it (2nd request, maxreply>0)
and we didnt have an error (buf_valid) */
return ret;
}
+static char *to_stringz(char *ibuf, uint16_t len)
+{
+static char attrmname[256];
+
+ if (len > 255)
+ /* dont fool with us */
+ len = 255;
+
+ /* we must copy the name as its not 0-terminated and I DONT WANT TO WRITE to ibuf */
+ strlcpy(attrmname, ibuf, len + 1);
+ return attrmname;
+}
+
int afp_getextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
{
int ret, oflag = 0;
- uint16_t vid, bitmap;
- uint32_t did, maxreply, attrnamelen;
- char attrmname[256], attruname[256];
+ uint16_t vid, bitmap, attrnamelen;
+ uint32_t did, maxreply;
+ char attruname[256];
struct vol *vol;
struct dir *dir;
struct path *s_path;
*rbuflen = 0;
ibuf += 2;
- memcpy( &vid, ibuf, 2);
- ibuf += 2;
+ memcpy( &vid, ibuf, sizeof(vid));
+ ibuf += sizeof(vid);
if (NULL == ( vol = getvolbyvid( vid )) ) {
- LOG(log_error, logtype_afpd, "afp_getextattr: getvolbyvid error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_getextattr: getvolbyvid error: %s", strerror(errno));
return AFPERR_ACCESS;
}
- memcpy( &did, ibuf, 4);
- ibuf += 4;
+ memcpy( &did, ibuf, sizeof(did));
+ ibuf += sizeof(did);
if (NULL == ( dir = dirlookup( vol, did )) ) {
- LOG(log_error, logtype_afpd, "afp_getextattr: dirlookup error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_getextattr: dirlookup error: %s", strerror(errno));
return afp_errno;
}
- memcpy( &bitmap, ibuf, 2);
+ memcpy( &bitmap, ibuf, sizeof(bitmap));
bitmap = ntohs( bitmap );
- ibuf += 2;
+ ibuf += sizeof(bitmap);
-#ifdef HAVE_SOLARIS_EAS
if (bitmap & kXAttrNoFollow)
oflag = O_NOFOLLOW;
-#endif
/* Skip Offset and ReqCount */
ibuf += 16;
/* Get MaxReply */
- memcpy(&maxreply, ibuf, 4);
+ memcpy(&maxreply, ibuf, sizeof(maxreply));
maxreply = ntohl(maxreply);
- ibuf += 4;
+ ibuf += sizeof(maxreply);
/* get name */
if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
- LOG(log_error, logtype_afpd, "afp_getextattr: cname error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_getextattr: cname error: %s", strerror(errno));
return AFPERR_NOOBJ;
}
ibuf++;
/* get length of EA name */
- memcpy(&attrnamelen, ibuf, 2);
+ memcpy(&attrnamelen, ibuf, sizeof(attrnamelen));
attrnamelen = ntohs(attrnamelen);
- ibuf += 2;
- if (attrnamelen > 255)
- /* dont fool with us */
- attrnamelen = 255;
-
- /* we must copy the name as its not 0-terminated and I DONT WANT TO WRITE to ibuf */
- strncpy(attrmname, ibuf, attrnamelen);
- attrmname[attrnamelen] = 0;
+ ibuf += sizeof(attrnamelen);
- LOG(log_debug, logtype_afpd, "afp_getextattr(%s): EA: %s", s_path->u_name, attrmname);
+ LOG(log_debug, logtype_afpd, "afp_getextattr(%s): EA: %s", s_path->u_name, to_stringz(ibuf, attrnamelen));
/* Convert EA name in utf8 to unix charset */
- if ( 0 >= ( attrnamelen = convert_string(CH_UTF8_MAC, obj->options.unixcharset,attrmname, attrnamelen, attruname, 255)) )
+ if ( 0 >= convert_string(CH_UTF8_MAC, obj->options.unixcharset, ibuf, attrnamelen, attruname, 256) )
return AFPERR_MISC;
- if (attrnamelen == 255)
- /* convert_string didn't 0-terminate */
- attruname[255] = 0;
-
/* write bitmap now */
bitmap = htons(bitmap);
- memcpy(rbuf, &bitmap, 2);
- rbuf += 2;
- *rbuflen += 2;
+ memcpy(rbuf, &bitmap, sizeof(bitmap));
+ rbuf += sizeof(bitmap);
+ *rbuflen += sizeof(bitmap);
/*
Switch on maxreply:
return ret;
}
-int afp_setextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
+int afp_setextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
{
- int oflag = O_CREAT | O_WRONLY, ret;
- uint16_t vid, bitmap;
- uint32_t did, attrnamelen, attrsize;
- char attrmname[256], attruname[256];
+ int oflag = 0, ret;
+ uint16_t vid, bitmap, attrnamelen;
+ uint32_t did, attrsize;
+ char attruname[256];
+ char *attrmname;
struct vol *vol;
struct dir *dir;
struct path *s_path;
*rbuflen = 0;
ibuf += 2;
- memcpy( &vid, ibuf, 2);
- ibuf += 2;
+ memcpy( &vid, ibuf, sizeof(vid));
+ ibuf += sizeof(vid);
if (NULL == ( vol = getvolbyvid( vid )) ) {
- LOG(log_error, logtype_afpd, "afp_setextattr: getvolbyvid error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_setextattr: getvolbyvid error: %s", strerror(errno));
return AFPERR_ACCESS;
}
- memcpy( &did, ibuf, 4);
- ibuf += 4;
+ memcpy( &did, ibuf, sizeof(did));
+ ibuf += sizeof(did);
if (NULL == ( dir = dirlookup( vol, did )) ) {
- LOG(log_error, logtype_afpd, "afp_setextattr: dirlookup error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_setextattr: dirlookup error: %s", strerror(errno));
return afp_errno;
}
- memcpy( &bitmap, ibuf, 2);
+ memcpy( &bitmap, ibuf, sizeof(bitmap));
bitmap = ntohs( bitmap );
- ibuf += 2;
+ ibuf += sizeof(bitmap);
-#ifdef HAVE_SOLARIS_EAS
if (bitmap & kXAttrNoFollow)
- oflag |= AT_SYMLINK_NOFOLLOW;
-#endif
+ oflag |= O_NOFOLLOW;
if (bitmap & kXAttrCreate)
- oflag |= O_EXCL;
+ oflag |= O_CREAT;
else if (bitmap & kXAttrReplace)
oflag |= O_TRUNC;
/* get name */
if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
- LOG(log_error, logtype_afpd, "afp_setextattr: cname error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_setextattr: cname error: %s", strerror(errno));
return AFPERR_NOOBJ;
}
ibuf++;
/* get length of EA name */
- memcpy(&attrnamelen, ibuf, 2);
+ memcpy(&attrnamelen, ibuf, sizeof(attrnamelen));
attrnamelen = ntohs(attrnamelen);
- ibuf += 2;
+ ibuf += sizeof(attrnamelen);
if (attrnamelen > 255)
return AFPERR_PARAM;
- /* we must copy the name as its not 0-terminated and we cant write to ibuf */
- strncpy(attrmname, ibuf, attrnamelen);
- attrmname[attrnamelen] = 0;
- ibuf += attrnamelen;
-
+ attrmname = ibuf;
/* Convert EA name in utf8 to unix charset */
- if ( 0 >= ( attrnamelen = convert_string(CH_UTF8_MAC, obj->options.unixcharset,attrmname, attrnamelen, attruname, 255)) )
+ if ( 0 >= convert_string(CH_UTF8_MAC, obj->options.unixcharset, attrmname, attrnamelen, attruname, 256))
return AFPERR_MISC;
- if (attrnamelen == 255)
- /* convert_string didn't 0-terminate */
- attruname[255] = 0;
-
+ ibuf += attrnamelen;
/* get EA size */
- memcpy(&attrsize, ibuf, 4);
+ memcpy(&attrsize, ibuf, sizeof(attrsize));
attrsize = ntohl(attrsize);
- ibuf += 4;
+ ibuf += sizeof(attrsize);
if (attrsize > MAX_EA_SIZE)
/* we arbitrarily make this fatal */
return AFPERR_PARAM;
- LOG(log_debug, logtype_afpd, "afp_setextattr(%s): EA: %s, size: %u", s_path->u_name, attrmname, attrsize);
+ LOG(log_debug, logtype_afpd, "afp_setextattr(%s): EA: %s, size: %u", s_path->u_name, to_stringz(attrmname, attrnamelen), attrsize);
ret = vol->vfs->vfs_ea_set(vol, s_path->u_name, attruname, ibuf, attrsize, oflag);
return ret;
}
-int afp_remextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf, size_t *rbuflen)
+int afp_remextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf _U_, size_t *rbuflen)
{
- int oflag = O_RDONLY, ret;
- uint16_t vid, bitmap;
- uint32_t did, attrnamelen;
- char attrmname[256], attruname[256];
+ int oflag = 0, ret;
+ uint16_t vid, bitmap, attrnamelen;
+ uint32_t did;
+ char attruname[256];
struct vol *vol;
struct dir *dir;
struct path *s_path;
*rbuflen = 0;
ibuf += 2;
- memcpy( &vid, ibuf, 2);
- ibuf += 2;
+ memcpy( &vid, ibuf, sizeof(vid));
+ ibuf += sizeof(vid);
if (NULL == ( vol = getvolbyvid( vid )) ) {
- LOG(log_error, logtype_afpd, "afp_remextattr: getvolbyvid error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_remextattr: getvolbyvid error: %s", strerror(errno));
return AFPERR_ACCESS;
}
- memcpy( &did, ibuf, 4);
- ibuf += 4;
+ memcpy( &did, ibuf, sizeof(did));
+ ibuf += sizeof(did);
if (NULL == ( dir = dirlookup( vol, did )) ) {
- LOG(log_error, logtype_afpd, "afp_remextattr: dirlookup error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_remextattr: dirlookup error: %s", strerror(errno));
return afp_errno;
}
- memcpy( &bitmap, ibuf, 2);
+ memcpy( &bitmap, ibuf, sizeof(bitmap));
bitmap = ntohs( bitmap );
- ibuf += 2;
+ ibuf += sizeof(bitmap);
-#ifdef HAVE_SOLARIS_EAS
if (bitmap & kXAttrNoFollow)
- oflag |= AT_SYMLINK_NOFOLLOW;
-#endif
+ oflag |= O_NOFOLLOW;
/* get name */
if (NULL == ( s_path = cname( vol, dir, &ibuf )) ) {
- LOG(log_error, logtype_afpd, "afp_setextattr: cname error: %s", strerror(errno));
+ LOG(log_debug, logtype_afpd, "afp_setextattr: cname error: %s", strerror(errno));
return AFPERR_NOOBJ;
}
ibuf++;
/* get length of EA name */
- memcpy(&attrnamelen, ibuf, 2);
+ memcpy(&attrnamelen, ibuf, sizeof(attrnamelen));
attrnamelen = ntohs(attrnamelen);
- ibuf += 2;
+ ibuf += sizeof(attrnamelen);
if (attrnamelen > 255)
return AFPERR_PARAM;
- /* we must copy the name as its not 0-terminated and we cant write to ibuf */
- strncpy(attrmname, ibuf, attrnamelen);
- attrmname[attrnamelen] = 0;
- ibuf += attrnamelen;
-
/* Convert EA name in utf8 to unix charset */
- if ( 0 >= ( attrnamelen = convert_string(CH_UTF8_MAC, obj->options.unixcharset,attrmname, attrnamelen, attruname, 255)) )
+ if ( 0 >= (convert_string(CH_UTF8_MAC, obj->options.unixcharset,ibuf, attrnamelen, attruname, 256)) )
return AFPERR_MISC;
- if (attrnamelen == 255)
- /* convert_string didn't 0-terminate */
- attruname[255] = 0;
-
- LOG(log_debug, logtype_afpd, "afp_remextattr(%s): EA: %s", s_path->u_name, attrmname);
+ LOG(log_debug, logtype_afpd, "afp_remextattr(%s): EA: %s", s_path->u_name, to_stringz(ibuf, attrnamelen));
ret = vol->vfs->vfs_ea_remove(vol, s_path->u_name, attruname, oflag);
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