#ifndef SANDBOX_LINUX_SECCOMP_BPF_HELPERS_BASELINE_POLICY_H_
#define SANDBOX_LINUX_SECCOMP_BPF_HELPERS_BASELINE_POLICY_H_
-#include "sandbox/linux/bpf_dsl/bpf_dsl.h"
+#include "sandbox/linux/bpf_dsl/bpf_dsl_forward.h"
+#include "sandbox/linux/bpf_dsl/policy.h"
#include "sandbox/sandbox_export.h"
namespace sandbox {
// that reduces the Linux kernel's attack surface. Given its nature, it doesn't
// have a clear semantics and is mostly "implementation-defined".
//
-// This class implements the SandboxBPFDSLPolicy interface with a "baseline"
+// This class implements the Policy interface with a "baseline"
// policy for use within Chromium.
// The "baseline" policy is somewhat arbitrary. All Chromium policies are an
// alteration of it, and it represents a reasonable common ground to run most
// code in a sandboxed environment.
// A baseline policy is only valid for the process for which this object was
// instantiated (so do not fork() and use it in a child).
-class SANDBOX_EXPORT BaselinePolicy : public bpf_dsl::SandboxBPFDSLPolicy {
+class SANDBOX_EXPORT BaselinePolicy : public bpf_dsl::Policy {
public:
BaselinePolicy();
// |fs_denied_errno| is the errno returned when a filesystem access system
// call is denied.
explicit BaselinePolicy(int fs_denied_errno);
- virtual ~BaselinePolicy();
+ ~BaselinePolicy() override;
- virtual bpf_dsl::ResultExpr EvaluateSyscall(
- int system_call_number) const OVERRIDE;
- virtual bpf_dsl::ResultExpr InvalidSyscall() const OVERRIDE;
+ bpf_dsl::ResultExpr EvaluateSyscall(int system_call_number) const override;
+ bpf_dsl::ResultExpr InvalidSyscall() const override;
+ pid_t policy_pid() const { return policy_pid_; }
private:
int fs_denied_errno_;
- pid_t current_pid_;
+
+ // The PID that the policy applies to (should be equal to the current pid).
+ pid_t policy_pid_;
+
DISALLOW_COPY_AND_ASSIGN(BaselinePolicy);
};