First working IPC reconnect

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

diff --git a/etc/afpd/ofork.c b/etc/afpd/ofork.c
index a6359ad29329373e5db2fdb7b673cfbf3fee6241..6182fcff540f71d2bbbb1f32b33338a80b51af09 100644 (file)
--- a/etc/afpd/ofork.c
+++ b/etc/afpd/ofork.c
@@ -1,6 +1,4 @@
 /*
- * $Id: ofork.c,v 1.32 2010/03/12 15:16:49 franklahm Exp $
- *
  * Copyright (c) 1996 Regents of The University of Michigan.
  * All Rights Reserved.  See COPYRIGHT.
  */
@@ -23,18 +21,16 @@
 #include <atalk/util.h>
 #include <atalk/bstrlib.h>
 #include <atalk/bstradd.h>
+#include <atalk/globals.h>
 
-#include "globals.h"
 #include "volume.h"
 #include "directory.h"
 #include "fork.h"
 
-/* we need to have a hashed list of oforks (by dev inode). just hash
- * by first letter. */
+/* we need to have a hashed list of oforks (by dev inode) */
 #define OFORK_HASHSIZE  64
-static struct ofork     *ofork_table[OFORK_HASHSIZE];
-
-static struct ofork **oforks = NULL;
+static struct ofork *ofork_table[OFORK_HASHSIZE]; /* forks hashed by dev/inode */
+static struct ofork **oforks = NULL;              /* point to allocated table of open forks pointers */
 static int          nforks = 0;
 static u_short      lastrefnum = 0;
 
@@ -42,12 +38,6 @@ static u_short      lastrefnum = 0;
 /* OR some of each character for the hash*/
 static unsigned long hashfn(const struct file_key *key)
 {
-#if 0
-    unsigned long i = 0;
-    while (*name) {
-        i = ((i << 4) | (8*sizeof(i) - 4)) ^ *name++;
-    }
-#endif
     return key->inode & (OFORK_HASHSIZE - 1);
 }
 
@@ -108,7 +98,7 @@ int of_rename(const struct vol *vol,
               struct dir *olddir, const char *oldpath _U_,
               struct dir *newdir, const char *newpath)
 {
-    struct ofork *of, *next, *d_ofork;
+    struct ofork *of, *next;
     int done = 0;
 
     if (!s_of)
@@ -118,30 +108,16 @@ int of_rename(const struct vol *vol,
     while ((of = next)) {
         next = next->next; /* so we can unhash and still be all right. */
 
-        if (vol == of->of_vol && olddir == of->of_dir &&
-            s_of->key.dev == of->key.dev &&
-            s_of->key.inode == of->key.inode ) {
+        if (vol == of->of_vol
+            && olddir->d_did == of->of_did
+            && s_of->key.dev == of->key.dev
+            && s_of->key.inode == of->key.inode ) {
             if (!done) {
                 strlcpy( of_name(of), newpath, of->of_ad->ad_m_namelen);
                 done = 1;
             }
-            if (newdir != olddir) {
-                of->of_d_prev->of_d_next = of->of_d_next;
-                of->of_d_next->of_d_prev = of->of_d_prev;
-                if (of->of_dir->d_ofork == of) {
-                    of->of_dir->d_ofork = (of == of->of_d_next) ? NULL : of->of_d_next;
-                }
-                of->of_dir = newdir;
-                if (!(d_ofork = newdir->d_ofork)) {
-                    newdir->d_ofork = of;
-                    of->of_d_next = of->of_d_prev = of;
-                } else {
-                    of->of_d_next = d_ofork;
-                    of->of_d_prev = d_ofork->of_d_prev;
-                    of->of_d_prev->of_d_next = of;
-                    d_ofork->of_d_prev = of;
-                }
-            }
+            if (newdir != olddir)
+                of->of_did = newdir->d_did;
         }
     }
 
@@ -159,7 +135,7 @@ of_alloc(struct vol *vol,
          struct adouble *ad,
          struct stat    *st)
 {
-    struct ofork        *of, *d_ofork;
+    struct ofork        *of;
     u_int16_t       refnum, of_refnum;
 
     int         i;
@@ -227,7 +203,7 @@ of_alloc(struct vol *vol,
            ad_open really does reinitialize the structure. */
         ad_init(ad, vol->v_adouble, vol->v_ad_options);
 
-        ad->ad_m_namelen = 255 +1;
+        ad->ad_m_namelen = UTF8FILELEN_EARLY +1;
         /* here's the deal: we allocate enough for the standard mac file length.
          * in the future, we'll reallocate in fairly large jumps in case
          * of long unicode names */
@@ -247,17 +223,7 @@ of_alloc(struct vol *vol,
 
     of->of_ad = ad;
     of->of_vol = vol;
-    of->of_dir = dir;
-
-    if (!(d_ofork = dir->d_ofork)) {
-        dir->d_ofork = of;
-        of->of_d_next = of->of_d_prev = of;
-    } else {
-        of->of_d_next = d_ofork;
-        of->of_d_prev = d_ofork->of_d_prev;
-        d_ofork->of_d_prev->of_d_next = of;
-        d_ofork->of_d_prev = of;
-    }
+    of->of_did = dir->d_did;
 
     *ofrefnum = refnum;
     of->of_refnum = refnum;
@@ -290,7 +256,7 @@ int of_stat(struct path *path)
 
     if ((ret = lstat(path->u_name, &path->st)) < 0) {
         LOG(log_debug, logtype_afpd, "of_stat('%s/%s': %s)",
-            cfrombstring(curdir->d_fullpath), path->u_name, strerror(errno));
+            cfrombstr(curdir->d_fullpath), path->u_name, strerror(errno));
        path->st_errno = errno;
     }
 
@@ -298,7 +264,7 @@ int of_stat(struct path *path)
 }
 
 
-#ifdef HAVE_RENAMEAT
+#ifdef HAVE_ATFUNCS
 int of_fstatat(int dirfd, struct path *path)
 {
     int ret;
@@ -311,7 +277,7 @@ int of_fstatat(int dirfd, struct path *path)
 
    return ret;
 }
-#endif /* HAVE_RENAMEAT */
+#endif /* HAVE_ATFUNCS */
 
 /* -------------------------- 
    stat the current directory.
@@ -335,7 +301,7 @@ int of_statdir(struct vol *vol, struct path *path)
     len = blength(path->d_dir->d_u_name);
     if (len > (MAXPATHLEN - 3))
         len = MAXPATHLEN - 3;
-    strncpy(pathname + 3, cfrombstring(path->d_dir->d_u_name), len + 1);
+    strncpy(pathname + 3, cfrombstr(path->d_dir->d_u_name), len + 1);
 
     LOG(log_debug, logtype_afpd, "of_statdir: stating: '%s'", pathname);
 
@@ -350,7 +316,7 @@ int of_statdir(struct vol *vol, struct path *path)
            return -1;
        path->st_errno = 0;
 
-       if ((ret = lstat(cfrombstring(path->d_dir->d_u_name), &path->st)) < 0) 
+       if ((ret = lstat(cfrombstr(path->d_dir->d_u_name), &path->st)) < 0) 
            path->st_errno = errno;
     }
 
@@ -391,7 +357,7 @@ struct ofork *of_findname(struct path *path)
  * @param dirfd     (r) directory fd
  * @param path      (rw) pointer to struct path
  */
-#ifdef HAVE_RENAMEAT
+#ifdef HAVE_ATFUNCS
 struct ofork *of_findnameat(int dirfd, struct path *path)
 {
     struct ofork *of;
@@ -423,14 +389,6 @@ void of_dealloc( struct ofork *of)
         return;
 
     of_unhash(of);
-
-    /* detach ofork */
-    of->of_d_prev->of_d_next = of->of_d_next;
-    of->of_d_next->of_d_prev = of->of_d_prev;
-    if (of->of_dir->d_ofork == of) {
-        of->of_dir->d_ofork = (of == of->of_d_next) ? NULL : of->of_d_next;
-    }
-
     oforks[ of->of_refnum % nforks ] = NULL;
 
     /* decrease refcount */
@@ -519,3 +477,23 @@ void of_closevol(const struct vol *vol)
     return;
 }
 
+/* ----------------------
+   close all forks for a volume
+*/
+void of_close_all_forks(void)
+{
+    int refnum;
+
+    if (!oforks)
+        return;
+
+    for ( refnum = 0; refnum < nforks; refnum++ ) {
+        if (oforks[ refnum ] != NULL) {
+            if (of_closefork( oforks[ refnum ]) < 0 ) {
+                LOG(log_error, logtype_afpd, "of_close_all_forks: %s", strerror(errno) );
+            }
+        }
+    }
+    return;
+}
+