/// <summary>
/// Gets the rusage information for the process identified by the PID
/// </summary>
/// <param name="pid">The process to retrieve the rusage for</param>
/// <returns>On success, returns a struct containing info about the process; on
/// failure or when the caller doesn't have permissions to the process, throws a Win32Exception
/// </returns>
internal static unsafe rusage_info_v3 proc_pid_rusage(int pid)
{
// Negative PIDs are invalid
if (pid < 0)
{
throw new ArgumentOutOfRangeException(nameof(pid), SR.NegativePidNotSupported);
}
rusage_info_v3 info = default;
// Get the PIDs rusage info
int result = proc_pid_rusage(pid, RUSAGE_INFO_V3, &info);
if (result < 0)
{
throw new InvalidOperationException(SR.RUsageFailure);
}
return(info);
}
/// <summary>
/// Gets the rusage information for the process identified by the PID
/// </summary>
/// <param name="pid">The process to retrieve the rusage for</param>
/// <returns>On success, returns a struct containing info about the process; on
/// failure or when the caller doesn't have permissions to the process, throws a Win32Exception
/// </returns>
internal static unsafe rusage_info_v3 proc_pid_rusage(int pid)
{
// Negative PIDs are invalid
if (pid < 0)
{
throw new ArgumentOutOfRangeException("pid", SR.NegativePidNotSupported);
}
rusage_info_v3 info = new rusage_info_v3();
// Get the PIDs rusage info
int result = proc_pid_rusage(pid, RUSAGE_SELF, &info);
if (result < 0)
{
throw new Win32Exception(SR.RUsageFailure);
}
return(info);
}
/// <summary>
/// Gets the rusage information for the process identified by the PID
/// </summary>
/// <param name="pid">The process to retrieve the rusage for</param>
/// <returns>On success, returns a struct containing info about the process; on
/// failure or when the caller doesn't have permissions to the process, throws a Win32Exception
/// </returns>
internal static unsafe rusage_info_v3 proc_pid_rusage(int pid)
{
// Negative PIDs are invalid
if (pid < 0)
{
throw new ArgumentOutOfRangeException("pid", SR.NegativePidNotSupported);
}
rusage_info_v3 info = new rusage_info_v3();
// Get the PIDs rusage info
int result = proc_pid_rusage(pid, RUSAGE_SELF, &info);
if (result < 0)
{
throw new Win32Exception(SR.RUsageFailure);
}
return info;
}
private static unsafe extern int proc_pid_rusage(
int pid,
int flavor,
rusage_info_v3* rusage_info_t);
