Adding upstream version 110.0.1.upstream/110.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/security/sandbox/linux/broker/SandboxBrokerUtils.h b/security/sandbox/linux/broker/SandboxBrokerUtils.h
new file mode 100644
index 0000000000..89b028bece
--- /dev/null
+++ b/security/sandbox/linux/broker/SandboxBrokerUtils.h
@@ -0,0 +1,32 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+#ifndef mozilla_SandboxBrokerUtils_h
+#define mozilla_SandboxBrokerUtils_h
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include "sandbox/linux/system_headers/linux_syscalls.h"
+
+// On 32-bit Linux, stat calls are translated by libc into stat64
+// calls. We'll intercept those and handle them in the stat functions
+// but must be sure to use the right structure layout.
+
+#if defined(__NR_stat64) || defined(__NR_fstatat64)
+typedef struct stat64 statstruct;
+#  define statsyscall stat64
+#  define lstatsyscall lstat64
+#  define fstatsyscall fstat64
+#elif defined(__NR_stat) || defined(__NR_newfstatat)
+typedef struct stat statstruct;
+#  define statsyscall stat
+#  define lstatsyscall lstat
+#  define fstatsyscall fstat
+#else
+#  error Missing stat syscall include.
+#endif
+
+#endif  // mozilla_SandboxBrokerUtils_h