llvm-project/lldb/tools/debugserver/source/DNBThreadResumeActions.cpp

117 lines
3.0 KiB
C++

//===-- DNBThreadResumeActions.cpp ------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Created by Greg Clayton on 03/13/2010
//
//===----------------------------------------------------------------------===//
#include "DNBThreadResumeActions.h"
DNBThreadResumeActions::DNBThreadResumeActions() :
m_actions (),
m_signal_handled ()
{
}
DNBThreadResumeActions::DNBThreadResumeActions (const DNBThreadResumeAction *actions, size_t num_actions) :
m_actions (),
m_signal_handled ()
{
if (actions && num_actions)
{
m_actions.assign (actions, actions + num_actions);
m_signal_handled.assign (num_actions, false);
}
}
DNBThreadResumeActions::DNBThreadResumeActions (nub_state_t default_action, int signal) :
m_actions(),
m_signal_handled ()
{
SetDefaultThreadActionIfNeeded (default_action, signal);
}
void
DNBThreadResumeActions::Append (const DNBThreadResumeAction &action)
{
m_actions.push_back (action);
m_signal_handled.push_back (false);
}
void
DNBThreadResumeActions::AppendAction
(
nub_thread_t tid,
nub_state_t state,
int signal,
nub_addr_t addr
)
{
DNBThreadResumeAction action = { tid, state, signal, addr };
Append (action);
}
const DNBThreadResumeAction *
DNBThreadResumeActions::GetActionForThread (nub_thread_t tid, bool default_ok) const
{
const size_t num_actions = m_actions.size();
for (size_t i=0; i<num_actions; ++i)
{
if (m_actions[i].tid == tid)
return &m_actions[i];
}
if (default_ok && tid != INVALID_NUB_THREAD)
return GetActionForThread (INVALID_NUB_THREAD, false);
return NULL;
}
size_t
DNBThreadResumeActions::NumActionsWithState (nub_state_t state) const
{
size_t count = 0;
const size_t num_actions = m_actions.size();
for (size_t i=0; i<num_actions; ++i)
{
if (m_actions[i].state == state)
++count;
}
return count;
}
bool
DNBThreadResumeActions::SetDefaultThreadActionIfNeeded (nub_state_t action, int signal)
{
if (GetActionForThread (INVALID_NUB_THREAD, true) == NULL)
{
// There isn't a default action so we do need to set it.
DNBThreadResumeAction default_action = {INVALID_NUB_THREAD, action, signal, INVALID_NUB_ADDRESS };
m_actions.push_back (default_action);
m_signal_handled.push_back (false);
return true; // Return true as we did add the default action
}
return false;
}
void
DNBThreadResumeActions::SetSignalHandledForThread (nub_thread_t tid) const
{
if (tid != INVALID_NUB_THREAD)
{
const size_t num_actions = m_actions.size();
for (size_t i=0; i<num_actions; ++i)
{
if (m_actions[i].tid == tid)
m_signal_handled[i] = true;
}
}
}