Implement SO_BINDTODEVICE sockopt

PiperOrigin-RevId: 271644926

1 files changed, 1 insertions, 24 deletions

diff --git a/test/syscalls/linux/uidgid.cc b/test/syscalls/linux/uidgid.cc
index d48453a93..6218fbce1 100644
--- a/test/syscalls/linux/uidgid.cc
+++ b/test/syscalls/linux/uidgid.cc
@@ -25,6 +25,7 @@
 #include "test/util/posix_error.h"
 #include "test/util/test_util.h"
 #include "test/util/thread_util.h"
+#include "test/util/uid_util.h"
 
 ABSL_FLAG(int32_t, scratch_uid1, 65534, "first scratch UID");
 ABSL_FLAG(int32_t, scratch_uid2, 65533, "second scratch UID");
@@ -68,30 +69,6 @@ TEST(UidGidTest, Getgroups) {
   // here; see the setgroups test below.
 }
 
-// If the caller's real/effective/saved user/group IDs are all 0, IsRoot returns
-// true. Otherwise IsRoot logs an explanatory message and returns false.
-PosixErrorOr<bool> IsRoot() {
-  uid_t ruid, euid, suid;
-  int rc = getresuid(&ruid, &euid, &suid);
-  MaybeSave();
-  if (rc < 0) {
-    return PosixError(errno, "getresuid");
-  }
-  if (ruid != 0 || euid != 0 || suid != 0) {
-    return false;
-  }
-  gid_t rgid, egid, sgid;
-  rc = getresgid(&rgid, &egid, &sgid);
-  MaybeSave();
-  if (rc < 0) {
-    return PosixError(errno, "getresgid");
-  }
-  if (rgid != 0 || egid != 0 || sgid != 0) {
-    return false;
-  }
-  return true;
-}
-
 // Checks that the calling process' real/effective/saved user IDs are
 // ruid/euid/suid respectively.
 PosixError CheckUIDs(uid_t ruid, uid_t euid, uid_t suid) {