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//===-- WatchpointResourceList.cpp ----------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/Breakpoint/WatchpointResourceList.h"
#include "lldb/Breakpoint/WatchpointResource.h"
#include "lldb/Utility/LLDBLog.h"
#include "lldb/Utility/Log.h"
using namespace lldb;
using namespace lldb_private;
WatchpointResourceList::WatchpointResourceList() : m_resources(), m_mutex() {}
WatchpointResourceList::~WatchpointResourceList() { Clear(); }
wp_resource_id_t
WatchpointResourceList::Add(const WatchpointResourceSP &wp_res_sp) {
Log *log = GetLog(LLDBLog::Watchpoints);
std::lock_guard<std::mutex> guard(m_mutex);
LLDB_LOGF(log, "WatchpointResourceList::Add(addr 0x%" PRIx64 " size %zu)",
wp_res_sp->GetLoadAddress(), wp_res_sp->GetByteSize());
m_resources.push_back(wp_res_sp);
return wp_res_sp->GetID();
}
bool WatchpointResourceList::Remove(wp_resource_id_t id) {
std::lock_guard<std::mutex> guard(m_mutex);
Log *log = GetLog(LLDBLog::Watchpoints);
for (collection::iterator pos = m_resources.begin(); pos != m_resources.end();
++pos) {
if ((*pos)->GetID() == id) {
LLDB_LOGF(log,
"WatchpointResourceList::Remove(addr 0x%" PRIx64 " size %zu)",
(*pos)->GetLoadAddress(), (*pos)->GetByteSize());
m_resources.erase(pos);
return true;
}
}
return false;
}
bool WatchpointResourceList::RemoveByAddress(addr_t addr) {
std::lock_guard<std::mutex> guard(m_mutex);
Log *log = GetLog(LLDBLog::Watchpoints);
for (collection::iterator pos = m_resources.begin(); pos != m_resources.end();
++pos) {
if ((*pos)->Contains(addr)) {
LLDB_LOGF(log,
"WatchpointResourceList::RemoveByAddress(addr 0x%" PRIx64
" size %zu)",
(*pos)->GetLoadAddress(), (*pos)->GetByteSize());
m_resources.erase(pos);
return true;
}
}
return false;
}
WatchpointResourceSP WatchpointResourceList::FindByAddress(addr_t addr) {
std::lock_guard<std::mutex> guard(m_mutex);
for (WatchpointResourceSP wp_res_sp : m_resources)
if (wp_res_sp->Contains(addr))
return wp_res_sp;
return {};
}
WatchpointResourceSP
WatchpointResourceList::FindByWatchpointSP(WatchpointSP &wp_sp) {
return FindByWatchpoint(wp_sp.get());
}
WatchpointResourceSP
WatchpointResourceList::FindByWatchpoint(const Watchpoint *wp) {
std::lock_guard<std::mutex> guard(m_mutex);
for (WatchpointResourceSP wp_res_sp : m_resources)
if (wp_res_sp->ConstituentsContains(wp))
return wp_res_sp;
return {};
}
WatchpointResourceSP WatchpointResourceList::FindByID(wp_resource_id_t id) {
std::lock_guard<std::mutex> guard(m_mutex);
for (WatchpointResourceSP wp_res_sp : m_resources)
if (wp_res_sp->GetID() == id)
return wp_res_sp;
return {};
}
uint32_t WatchpointResourceList::GetSize() {
std::lock_guard<std::mutex> guard(m_mutex);
return m_resources.size();
}
lldb::WatchpointResourceSP
WatchpointResourceList::GetResourceAtIndex(uint32_t idx) {
std::lock_guard<std::mutex> guard(m_mutex);
if (idx < m_resources.size())
return m_resources[idx];
return {};
}
void WatchpointResourceList::Clear() {
std::lock_guard<std::mutex> guard(m_mutex);
m_resources.clear();
}
std::mutex &WatchpointResourceList::GetMutex() { return m_mutex; }
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