Public Member Functions | List of all members
crashpad::ScopedPrSetPtracer Class Reference

Public Member Functions

 ScopedPrSetPtracer (pid_t pid, bool may_log)
 Uses PR_SET_PTRACER to set pid as the caller's ptracer. More...

Constructor & Destructor Documentation

◆ ScopedPrSetPtracer()

crashpad::ScopedPrSetPtracer::ScopedPrSetPtracer ( pid_t  pid,
bool  may_log 

Uses PR_SET_PTRACER to set pid as the caller's ptracer.

PR_SET_PTRACER is only supported if the Yama Linux security module (LSM) is enabled. Otherwise, prctl(PR_SET_PTRACER, ...) fails with EINVAL. See linux-4.9.20/security/yama/yama_lsm.c yama_task_prctl() and linux-4.9.20/kernel/sys.c [sys_]prctl().

An error message will be logged on failure only if may_log is true and prctl does not fail with EINVAL;

[in]pidThe process ID of the process to make the caller's ptracer.
[in]may_logif true, this class may log error messages.

The documentation for this class was generated from the following files: