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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "components/nacl/loader/nonsfi/nonsfi_sandbox.h" | 5 #include "components/nacl/loader/nonsfi/nonsfi_sandbox.h" |
6 | 6 |
7 #include <errno.h> | 7 #include <errno.h> |
8 #include <fcntl.h> | 8 #include <fcntl.h> |
9 #include <linux/futex.h> | 9 #include <linux/futex.h> |
10 #include <linux/net.h> | 10 #include <linux/net.h> |
11 #include <sys/mman.h> | 11 #include <sys/mman.h> |
12 #include <sys/prctl.h> | 12 #include <sys/prctl.h> |
13 #include <sys/ptrace.h> | 13 #include <sys/ptrace.h> |
14 #include <sys/socket.h> | 14 #include <sys/socket.h> |
15 #include <sys/syscall.h> | 15 #include <sys/syscall.h> |
16 #include <sys/time.h> | 16 #include <sys/time.h> |
17 | 17 |
18 #include "base/basictypes.h" | 18 #include "base/basictypes.h" |
19 #include "base/logging.h" | 19 #include "base/logging.h" |
20 #include "base/time/time.h" | 20 #include "base/time/time.h" |
21 #include "build/build_config.h" | 21 #include "build/build_config.h" |
22 #include "content/public/common/sandbox_init.h" | 22 #include "content/public/common/sandbox_init.h" |
23 #include "sandbox/linux/bpf_dsl/bpf_dsl.h" | 23 #include "sandbox/linux/bpf_dsl/bpf_dsl.h" |
24 #include "sandbox/linux/seccomp-bpf-helpers/sigsys_handlers.h" | 24 #include "sandbox/linux/seccomp-bpf-helpers/sigsys_handlers.h" |
25 #include "sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h" | 25 #include "sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.h" |
26 #include "sandbox/linux/seccomp-bpf/sandbox_bpf_policy.h" | |
27 #include "sandbox/linux/services/linux_syscalls.h" | 26 #include "sandbox/linux/services/linux_syscalls.h" |
28 | 27 |
29 #if defined(__arm__) && !defined(MAP_STACK) | 28 #if defined(__arm__) && !defined(MAP_STACK) |
30 // Chrome OS Daisy (ARM) build environment has old headers. | 29 // Chrome OS Daisy (ARM) build environment has old headers. |
31 #define MAP_STACK 0x20000 | 30 #define MAP_STACK 0x20000 |
32 #endif | 31 #endif |
33 | 32 |
34 #define CASES SANDBOX_BPF_DSL_CASES | 33 #define CASES SANDBOX_BPF_DSL_CASES |
35 | 34 |
36 using sandbox::CrashSIGSYS; | 35 using sandbox::CrashSIGSYS; |
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297 return CrashSIGSYS(); | 296 return CrashSIGSYS(); |
298 } | 297 } |
299 } | 298 } |
300 | 299 |
301 ResultExpr NaClNonSfiBPFSandboxPolicy::InvalidSyscall() const { | 300 ResultExpr NaClNonSfiBPFSandboxPolicy::InvalidSyscall() const { |
302 return CrashSIGSYS(); | 301 return CrashSIGSYS(); |
303 } | 302 } |
304 | 303 |
305 bool InitializeBPFSandbox() { | 304 bool InitializeBPFSandbox() { |
306 bool sandbox_is_initialized = content::InitializeSandbox( | 305 bool sandbox_is_initialized = content::InitializeSandbox( |
307 scoped_ptr<sandbox::SandboxBPFPolicy>( | 306 scoped_ptr<sandbox::bpf_dsl::SandboxBPFDSLPolicy>( |
308 new nacl::nonsfi::NaClNonSfiBPFSandboxPolicy())); | 307 new nacl::nonsfi::NaClNonSfiBPFSandboxPolicy())); |
309 if (!sandbox_is_initialized) | 308 if (!sandbox_is_initialized) |
310 return false; | 309 return false; |
311 RunSandboxSanityChecks(); | 310 RunSandboxSanityChecks(); |
312 return true; | 311 return true; |
313 } | 312 } |
314 | 313 |
315 } // namespace nonsfi | 314 } // namespace nonsfi |
316 } // namespace nacl | 315 } // namespace nacl |
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