1 To use this patch, run these commands for a successful build:
3 patch -p1 <patches/adaptec_acl_mods.diff
5 ./configure --enable-acl-support
9 > Attached is a small patch which allows the preservation of the delete,
10 > chmod, and chown bits which Adaptec has added to XFS on their SnapOS NAS
11 > units. This is nice for backing up files between different NAS units
12 > and preserving all of the Samba ACLs.
14 > I'm not sure how useful this patch will be because I'm not sure if any
15 > other NAS vendors have standardized on their extensions to POSIX ACLs to
16 > support Samba in the same manner that Adaptec has. FWIW, though, this
17 > will allow you to preserve acls when copying between different Adaptec
18 > based NAS units running SnapOS.
20 I (Wayne) tweaked the patch to work with the latest source.
24 Fix a bug that could lose some bits when stripping some (supposedly)
27 based-on: 181c9faf928faad08ef095f4667afe460ec3bef6
28 diff --git a/lib/sysacls.c b/lib/sysacls.c
35 +/* These are custom ACL bits used by Adaptec's modifications
36 + * to XFS on their SnapOS units. */
47 void SAFE_FREE(void *mem)
50 @@ -100,6 +112,9 @@ int sys_acl_get_info(SMB_ACL_ENTRY_T entry, SMB_ACL_TAG_T *tag_type_p, uint32 *b
53 *bits_p = (acl_get_perm(permset, ACL_READ) ? 4 : 0)
54 + | (acl_get_perm(permset, ACL_CHOWN) ? 32 : 0)
55 + | (acl_get_perm(permset, ACL_CHMOD) ? 16 : 0)
56 + | (acl_get_perm(permset, ACL_DELETE) ? 8 : 0)
57 | (acl_get_perm(permset, ACL_WRITE) ? 2 : 0)
58 | (acl_get_perm(permset, ACL_EXECUTE) ? 1 : 0);
60 @@ -144,6 +159,12 @@ int sys_acl_set_access_bits(SMB_ACL_ENTRY_T entry, uint32 bits)
61 if ((rc = acl_get_permset(entry, &permset)) != 0)
63 acl_clear_perms(permset);
65 + acl_add_perm(permset, ACL_CHOWN);
67 + acl_add_perm(permset, ACL_CHMOD);
69 + acl_add_perm(permset, ACL_DELETE);
71 acl_add_perm(permset, ACL_READ);
73 diff --git a/lib/sysacls.h b/lib/sysacls.h
77 #define SMB_ACL_TYPE_ACCESS ACL_TYPE_ACCESS
78 #define SMB_ACL_TYPE_DEFAULT ACL_TYPE_DEFAULT
80 -#define SMB_ACL_VALID_NAME_BITS (4 | 2 | 1)
81 -#define SMB_ACL_VALID_OBJ_BITS (4 | 2 | 1)
82 +#define SMB_ACL_VALID_NAME_BITS (32 | 16 | 8 | 4 | 2 | 1)
83 +#define SMB_ACL_VALID_OBJ_BITS (32 | 16 | 8 | 4 | 2 | 1)
85 #define SMB_ACL_NEED_SORT