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//===-- SBMemoryRegionInfo.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/API/SBMemoryRegionInfo.h"
#include "Utils.h"
#include "lldb/API/SBDefines.h"
#include "lldb/API/SBError.h"
#include "lldb/API/SBStream.h"
#include "lldb/Target/MemoryRegionInfo.h"
#include "lldb/Utility/Instrumentation.h"
#include "lldb/Utility/StreamString.h"
using namespace lldb;
using namespace lldb_private;
SBMemoryRegionInfo::SBMemoryRegionInfo() : m_opaque_up(new MemoryRegionInfo()) {
LLDB_INSTRUMENT_VA(this);
}
SBMemoryRegionInfo::SBMemoryRegionInfo(const char *name, lldb::addr_t begin,
lldb::addr_t end, uint32_t permissions,
bool mapped, bool stack_memory)
: SBMemoryRegionInfo() {
LLDB_INSTRUMENT_VA(this, name, begin, end, permissions, mapped, stack_memory);
m_opaque_up->SetName(name);
m_opaque_up->GetRange().SetRangeBase(begin);
m_opaque_up->GetRange().SetRangeEnd(end);
m_opaque_up->SetLLDBPermissions(permissions);
m_opaque_up->SetMapped(mapped ? MemoryRegionInfo::eYes
: MemoryRegionInfo::eNo);
m_opaque_up->SetIsStackMemory(stack_memory ? MemoryRegionInfo::eYes
: MemoryRegionInfo::eNo);
}
SBMemoryRegionInfo::SBMemoryRegionInfo(const MemoryRegionInfo *lldb_object_ptr)
: m_opaque_up(new MemoryRegionInfo()) {
if (lldb_object_ptr)
ref() = *lldb_object_ptr;
}
SBMemoryRegionInfo::SBMemoryRegionInfo(const SBMemoryRegionInfo &rhs) {
LLDB_INSTRUMENT_VA(this, rhs);
m_opaque_up = clone(rhs.m_opaque_up);
}
const SBMemoryRegionInfo &SBMemoryRegionInfo::
operator=(const SBMemoryRegionInfo &rhs) {
LLDB_INSTRUMENT_VA(this, rhs);
if (this != &rhs)
m_opaque_up = clone(rhs.m_opaque_up);
return *this;
}
SBMemoryRegionInfo::~SBMemoryRegionInfo() = default;
void SBMemoryRegionInfo::Clear() {
LLDB_INSTRUMENT_VA(this);
m_opaque_up->Clear();
}
bool SBMemoryRegionInfo::operator==(const SBMemoryRegionInfo &rhs) const {
LLDB_INSTRUMENT_VA(this, rhs);
return ref() == rhs.ref();
}
bool SBMemoryRegionInfo::operator!=(const SBMemoryRegionInfo &rhs) const {
LLDB_INSTRUMENT_VA(this, rhs);
return ref() != rhs.ref();
}
MemoryRegionInfo &SBMemoryRegionInfo::ref() { return *m_opaque_up; }
const MemoryRegionInfo &SBMemoryRegionInfo::ref() const { return *m_opaque_up; }
lldb::addr_t SBMemoryRegionInfo::GetRegionBase() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetRange().GetRangeBase();
}
lldb::addr_t SBMemoryRegionInfo::GetRegionEnd() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetRange().GetRangeEnd();
}
bool SBMemoryRegionInfo::IsReadable() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetReadable() == MemoryRegionInfo::eYes;
}
bool SBMemoryRegionInfo::IsWritable() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetWritable() == MemoryRegionInfo::eYes;
}
bool SBMemoryRegionInfo::IsExecutable() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetExecutable() == MemoryRegionInfo::eYes;
}
bool SBMemoryRegionInfo::IsMapped() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetMapped() == MemoryRegionInfo::eYes;
}
const char *SBMemoryRegionInfo::GetName() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetName().AsCString();
}
bool SBMemoryRegionInfo::HasDirtyMemoryPageList() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetDirtyPageList().has_value();
}
uint32_t SBMemoryRegionInfo::GetNumDirtyPages() {
LLDB_INSTRUMENT_VA(this);
uint32_t num_dirty_pages = 0;
const llvm::Optional<std::vector<addr_t>> &dirty_page_list =
m_opaque_up->GetDirtyPageList();
if (dirty_page_list)
num_dirty_pages = dirty_page_list.getValue().size();
return num_dirty_pages;
}
addr_t SBMemoryRegionInfo::GetDirtyPageAddressAtIndex(uint32_t idx) {
LLDB_INSTRUMENT_VA(this, idx);
addr_t dirty_page_addr = LLDB_INVALID_ADDRESS;
const llvm::Optional<std::vector<addr_t>> &dirty_page_list =
m_opaque_up->GetDirtyPageList();
if (dirty_page_list && idx < dirty_page_list.getValue().size())
dirty_page_addr = dirty_page_list.getValue()[idx];
return dirty_page_addr;
}
int SBMemoryRegionInfo::GetPageSize() {
LLDB_INSTRUMENT_VA(this);
return m_opaque_up->GetPageSize();
}
bool SBMemoryRegionInfo::GetDescription(SBStream &description) {
LLDB_INSTRUMENT_VA(this, description);
Stream &strm = description.ref();
const addr_t load_addr = m_opaque_up->GetRange().base;
strm.Printf("[0x%16.16" PRIx64 "-0x%16.16" PRIx64 " ", load_addr,
load_addr + m_opaque_up->GetRange().size);
strm.Printf(m_opaque_up->GetReadable() ? "R" : "-");
strm.Printf(m_opaque_up->GetWritable() ? "W" : "-");
strm.Printf(m_opaque_up->GetExecutable() ? "X" : "-");
strm.Printf("]");
return true;
}
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