udev/udev-ctrl.c:udev_ctrl_new_from_fd() enable SO_PASSCRED

[elogind.git] / src / udev / udev-ctrl.c

diff --git a/src/udev/udev-ctrl.c b/src/udev/udev-ctrl.c
index 71c330f6f923d55b64aaa86d5d8ae2780194ff48..e60da906c5417eafae1605c7319ad70620294cbb 100644 (file)
--- a/src/udev/udev-ctrl.c
+++ b/src/udev/udev-ctrl.c
@@ -1,7 +1,7 @@
 /*
  * libudev - interface to udev device information
  *
- * Copyright (C) 2008 Kay Sievers <kay.sievers@vrfy.org>
+ * Copyright (C) 2008 Kay Sievers <kay@vrfy.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -73,6 +73,7 @@ struct udev_ctrl_connection {
 struct udev_ctrl *udev_ctrl_new_from_fd(struct udev *udev, int fd)
 {
         struct udev_ctrl *uctrl;
+        const int on = 1;
 
         uctrl = calloc(1, sizeof(struct udev_ctrl));
         if (uctrl == NULL)
@@ -91,10 +92,10 @@ struct udev_ctrl *udev_ctrl_new_from_fd(struct udev *udev, int fd)
                 uctrl->bound = true;
                 uctrl->sock = fd;
         }
+        setsockopt(uctrl->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
 
         uctrl->saddr.sun_family = AF_LOCAL;
-        util_strscpyl(uctrl->saddr.sun_path, sizeof(uctrl->saddr.sun_path),
-                      udev_get_run_path(udev), "/control", NULL);
+        strscpy(uctrl->saddr.sun_path, sizeof(uctrl->saddr.sun_path), "/run/udev/control");
         uctrl->addrlen = offsetof(struct sockaddr_un, sun_path) + strlen(uctrl->saddr.sun_path);
         return uctrl;
 }
@@ -251,7 +252,7 @@ static int ctrl_send(struct udev_ctrl *uctrl, enum udev_ctrl_msg_type type, int
         ctrl_msg_wire.type = type;
 
         if (buf != NULL)
-                util_strscpy(ctrl_msg_wire.buf, sizeof(ctrl_msg_wire.buf), buf);
+                strscpy(ctrl_msg_wire.buf, sizeof(ctrl_msg_wire.buf), buf);
         else
                 ctrl_msg_wire.intval = intval;