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[netatalk.git] / etc / afpd / extattrs.c

diff --git a/etc/afpd/extattrs.c b/etc/afpd/extattrs.c
index 23fdcbb7b7967cace9dcb7363d34d8f4e5aacda1..649cc6a30f3044b96533412751f850acee8a10be 100644 (file)
--- a/etc/afpd/extattrs.c
+++ b/etc/afpd/extattrs.c
@@ -1,5 +1,5 @@
 /*
-  $Id: extattrs.c,v 1.24 2009-11-13 13:27:12 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
@@ -140,7 +140,8 @@ int afp_listextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf,
         }
 
         adp = of_ad(vol, s_path, &ad);
-        uname = s_path->u_name;        /*
+        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
@@ -152,6 +153,9 @@ int afp_listextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf,
 
         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));
@@ -162,35 +166,38 @@ int afp_listextattr(AFPObj *obj _U_, char *ibuf, size_t ibuflen _U_, char *rbuf,
             }
         }
 
-        FinderInfo = ad_entry(adp, ADEID_FINDERI);
+        if (adp) {
+            FinderInfo = ad_entry(adp, ADEID_FINDERI);
 
 #ifdef DEBUG
-        LOG(log_maxdebug, logtype_afpd, "afp_listextattr(%s): FinderInfo:", uname);
-        hexdump( FinderInfo, 32);
+            LOG(log_maxdebug, logtype_afpd, "afp_listextattr(%s): FinderInfo:", uname);
+            hexdump( FinderInfo, 32);
 #endif
 
-        if ((adflags & ADFLAGS_DIR)) {
-            /* set default view */
-            uint16 = htons(FINDERINFO_CLOSEDVIEW);
-            memcpy(emptyFinderInfo + FINDERINFO_FRVIEWOFF, &uint16, 2);
-        }
+            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);
-        }
+            /* 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);
+            }
 
-        /* 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) {
@@ -243,12 +250,12 @@ static char *to_stringz(char *ibuf, uint16_t len)
 {
 static char attrmname[256];
 
-    if (len > 256)
+    if (len > 255)
         /* dont fool with us */
-        len = 256;
+        len = 255;
 
     /* we must copy the name as its not 0-terminated and I DONT WANT TO WRITE to ibuf */
-    strlcpy(attrmname, ibuf, len);
+    strlcpy(attrmname, ibuf, len + 1);
     return attrmname;
 }