sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h - Issue 430363003: Linux sandbox: restrict setpriority() in baseline policy.

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Side by Side Diff: sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h

Issue 430363003: Linux sandbox: restrict setpriority() in baseline policy. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Better comment and rename. Created 6 years, 3 months ago

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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_	5 #ifndef SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_

6 #define SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_	6 #define SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_

7	7

8 #include <unistd.h>	8 #include <unistd.h>

9	9

10 #include "build/build_config.h"	10 #include "build/build_config.h"

(...skipping 44 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
55 #endif	55 #endif

56	56

57 // Restrict \|sysno\| (which must be kill, tkill or tgkill) by allowing tgkill or	57 // Restrict \|sysno\| (which must be kill, tkill or tgkill) by allowing tgkill or

58 // kill iff the first parameter is \|target_pid\|, crashing otherwise or if	58 // kill iff the first parameter is \|target_pid\|, crashing otherwise or if

59 // \|sysno\| is tkill.	59 // \|sysno\| is tkill.

60 bpf_dsl::ResultExpr RestrictKillTarget(pid_t target_pid, int sysno);	60 bpf_dsl::ResultExpr RestrictKillTarget(pid_t target_pid, int sysno);

61	61

62 // Crash if FUTEX_CMP_REQUEUE_PI is used in the second argument of futex(2).	62 // Crash if FUTEX_CMP_REQUEUE_PI is used in the second argument of futex(2).

63 bpf_dsl::ResultExpr RestrictFutex();	63 bpf_dsl::ResultExpr RestrictFutex();

64	64

	65 // Crash if \|which\| is not PRIO_PROCESS. EPERM if \|who\| is not 0, neither

	66 // \|target_pid\| while calling setpriority(2) / getpriority(2).

	67 bpf_dsl::ResultExpr RestrictGetSetpriority(pid_t target_pid);

	68

65 } // namespace sandbox.	69 } // namespace sandbox.

66	70

67 #endif // SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_	71 #endif // SANDBOX_LINUX_SECCOMP_BPF_HELPERS_SYSCALL_PARAMETERS_RESTRICTIONS_H_

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