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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 #include "sandbox/linux/seccomp-bpf-helpers/syscall_sets.h" | 5 #include "sandbox/linux/seccomp-bpf-helpers/syscall_sets.h" |
6 | 6 |
7 #include "build/build_config.h" | 7 #include "build/build_config.h" |
8 #include "sandbox/linux/services/linux_syscalls.h" | 8 #include "sandbox/linux/services/linux_syscalls.h" |
9 | 9 |
10 namespace sandbox { | 10 namespace sandbox { |
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393 case __NR_vfork: | 393 case __NR_vfork: |
394 #endif | 394 #endif |
395 default: | 395 default: |
396 return false; | 396 return false; |
397 } | 397 } |
398 } | 398 } |
399 | 399 |
400 // It's difficult to restrict those, but there is attack surface here. | 400 // It's difficult to restrict those, but there is attack surface here. |
401 bool SyscallSets::IsAllowedFutex(int sysno) { | 401 bool SyscallSets::IsAllowedFutex(int sysno) { |
402 switch (sysno) { | 402 switch (sysno) { |
403 case __NR_get_robust_list: | |
404 case __NR_set_robust_list: | 403 case __NR_set_robust_list: |
405 return true; | |
406 case __NR_futex: | 404 case __NR_futex: |
407 default: | 405 default: |
408 return false; | 406 return false; |
jln (very slow on Chromium)
2014/09/15 23:37:46
Can you put __NR_get_robust_list here (before defa
| |
409 } | 407 } |
410 } | 408 } |
411 | 409 |
412 bool SyscallSets::IsAllowedEpoll(int sysno) { | 410 bool SyscallSets::IsAllowedEpoll(int sysno) { |
413 switch (sysno) { | 411 switch (sysno) { |
414 #if !defined(__aarch64__) | 412 #if !defined(__aarch64__) |
415 case __NR_epoll_create: | 413 case __NR_epoll_create: |
416 case __NR_epoll_wait: | 414 case __NR_epoll_wait: |
417 #endif | 415 #endif |
418 case __NR_epoll_create1: | 416 case __NR_epoll_create1: |
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1052 switch (sysno) { | 1050 switch (sysno) { |
1053 case __NR_sysmips: | 1051 case __NR_sysmips: |
1054 case __NR_unused150: | 1052 case __NR_unused150: |
1055 return true; | 1053 return true; |
1056 default: | 1054 default: |
1057 return false; | 1055 return false; |
1058 } | 1056 } |
1059 } | 1057 } |
1060 #endif // defined(__mips__) | 1058 #endif // defined(__mips__) |
1061 } // namespace sandbox. | 1059 } // namespace sandbox. |
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