+ acl_type_list_t types;
+ size_t types_size = sizeof (types);
+ acl_type_t type;
+
+ if (aclx_gettypes (name, &types, &types_size) < 0
+ || types.num_entries == 0)
+ return chmod_or_fchmod (name, desc, mode);
+
+ /* XXX Do we need to clear all types of ACLs for the given file, or is it
+ sufficient to clear the first one? */
+ type = types.entries[0];
+ if (type.u64 == ACL_AIXC)
+ {
+ union { struct acl a; char room[128]; } u;
+ int ret;
+
+ u.a.acl_len = (char *) &u.a.acl_ext[0] - (char *) &u.a; /* no entries */
+ u.a.acl_mode = mode & ~(S_IXACL | 0777);
+ u.a.u_access = (mode >> 6) & 7;
+ u.a.g_access = (mode >> 3) & 7;
+ u.a.o_access = mode & 7;
+
+ if (desc != -1)
+ ret = aclx_fput (desc, SET_ACL | SET_MODE_S_BITS,
+ type, &u.a, u.a.acl_len, mode);
+ else
+ ret = aclx_put (name, SET_ACL | SET_MODE_S_BITS,
+ type, &u.a, u.a.acl_len, mode);
+ if (!(ret < 0 && errno == ENOSYS))
+ return ret;
+ }
+ else if (type.u64 == ACL_NFS4)
+ {
+ union { nfs4_acl_int_t a; char room[128]; } u;
+ nfs4_ace_int_t *ace;
+ int ret;
+
+ u.a.aclVersion = NFS4_ACL_INT_STRUCT_VERSION;
+ u.a.aclEntryN = 0;
+ ace = &u.a.aclEntry[0];
+ {
+ ace->flags = ACE4_ID_SPECIAL;
+ ace->aceWho.special_whoid = ACE4_WHO_OWNER;
+ ace->aceType = ACE4_ACCESS_ALLOWED_ACE_TYPE;
+ ace->aceFlags = 0;
+ ace->aceMask =
+ (mode & 0400 ? ACE4_READ_DATA | ACE4_LIST_DIRECTORY : 0)
+ | (mode & 0200
+ ? ACE4_WRITE_DATA | ACE4_ADD_FILE | ACE4_APPEND_DATA
+ | ACE4_ADD_SUBDIRECTORY
+ : 0)
+ | (mode & 0100 ? ACE4_EXECUTE : 0);
+ ace->aceWhoString[0] = '\0';
+ ace->entryLen = (char *) &ace->aceWhoString[4] - (char *) ace;
+ ace = (nfs4_ace_int_t *) (char *) &ace->aceWhoString[4];
+ u.a.aclEntryN++;
+ }
+ {
+ ace->flags = ACE4_ID_SPECIAL;
+ ace->aceWho.special_whoid = ACE4_WHO_GROUP;
+ ace->aceType = ACE4_ACCESS_ALLOWED_ACE_TYPE;
+ ace->aceFlags = 0;
+ ace->aceMask =
+ (mode & 0040 ? ACE4_READ_DATA | ACE4_LIST_DIRECTORY : 0)
+ | (mode & 0020
+ ? ACE4_WRITE_DATA | ACE4_ADD_FILE | ACE4_APPEND_DATA
+ | ACE4_ADD_SUBDIRECTORY
+ : 0)
+ | (mode & 0010 ? ACE4_EXECUTE : 0);
+ ace->aceWhoString[0] = '\0';
+ ace->entryLen = (char *) &ace->aceWhoString[4] - (char *) ace;
+ ace = (nfs4_ace_int_t *) (char *) &ace->aceWhoString[4];
+ u.a.aclEntryN++;
+ }
+ {
+ ace->flags = ACE4_ID_SPECIAL;
+ ace->aceWho.special_whoid = ACE4_WHO_EVERYONE;
+ ace->aceType = ACE4_ACCESS_ALLOWED_ACE_TYPE;
+ ace->aceFlags = 0;
+ ace->aceMask =
+ (mode & 0004 ? ACE4_READ_DATA | ACE4_LIST_DIRECTORY : 0)
+ | (mode & 0002
+ ? ACE4_WRITE_DATA | ACE4_ADD_FILE | ACE4_APPEND_DATA
+ | ACE4_ADD_SUBDIRECTORY
+ : 0)
+ | (mode & 0001 ? ACE4_EXECUTE : 0);
+ ace->aceWhoString[0] = '\0';
+ ace->entryLen = (char *) &ace->aceWhoString[4] - (char *) ace;
+ ace = (nfs4_ace_int_t *) (char *) &ace->aceWhoString[4];
+ u.a.aclEntryN++;
+ }
+ u.a.aclLength = (char *) ace - (char *) &u.a;
+
+ if (desc != -1)
+ ret = aclx_fput (desc, SET_ACL | SET_MODE_S_BITS,
+ type, &u.a, u.a.aclLength, mode);
+ else
+ ret = aclx_put (name, SET_ACL | SET_MODE_S_BITS,
+ type, &u.a, u.a.aclLength, mode);
+ if (!(ret < 0 && errno == ENOSYS))
+ return ret;
+ }
+
+ return chmod_or_fchmod (name, desc, mode);