File: policy.h

package info (click to toggle)
chromium 139.0.7258.127-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 6,122,156 kB
  • sloc: cpp: 35,100,771; ansic: 7,163,530; javascript: 4,103,002; python: 1,436,920; asm: 946,517; xml: 746,709; pascal: 187,653; perl: 88,691; sh: 88,436; objc: 79,953; sql: 51,488; cs: 44,583; fortran: 24,137; makefile: 22,147; tcl: 15,277; php: 13,980; yacc: 8,984; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (37 lines) | stat: -rw-r--r-- 1,064 bytes parent folder | download | duplicates (9) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SANDBOX_LINUX_BPF_DSL_POLICY_H_
#define SANDBOX_LINUX_BPF_DSL_POLICY_H_

#include "sandbox/linux/bpf_dsl/bpf_dsl_forward.h"
#include "sandbox/sandbox_export.h"

namespace sandbox {
namespace bpf_dsl {

// Interface to implement to define a BPF sandbox policy.
class SANDBOX_EXPORT Policy {
 public:
  Policy() {}

  Policy(const Policy&) = delete;
  Policy& operator=(const Policy&) = delete;

  virtual ~Policy() {}

  // User extension point for writing custom sandbox policies.
  // The returned ResultExpr will control how the kernel responds to the
  // specified system call number.
  virtual ResultExpr EvaluateSyscall(int sysno) const = 0;

  // Optional overload for specifying alternate behavior for invalid
  // system calls.  The default is to return ENOSYS.
  virtual ResultExpr InvalidSyscall() const;
};

}  // namespace bpf_dsl
}  // namespace sandbox

#endif  // SANDBOX_LINUX_BPF_DSL_POLICY_H_