1 //===-- SBMemoryRegionInfoList.cpp ------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/API/SBMemoryRegionInfoList.h"
11 #include "lldb/API/SBMemoryRegionInfo.h"
12 #include "lldb/API/SBStream.h"
13 #include "lldb/Target/MemoryRegionInfo.h"
14 #include "lldb/Utility/Log.h"
15 
16 #include <vector>
17 
18 using namespace lldb;
19 using namespace lldb_private;
20 
21 class MemoryRegionInfoListImpl {
22 public:
MemoryRegionInfoListImpl()23   MemoryRegionInfoListImpl() : m_regions() {}
24 
MemoryRegionInfoListImpl(const MemoryRegionInfoListImpl & rhs)25   MemoryRegionInfoListImpl(const MemoryRegionInfoListImpl &rhs)
26       : m_regions(rhs.m_regions) {}
27 
operator =(const MemoryRegionInfoListImpl & rhs)28   MemoryRegionInfoListImpl &operator=(const MemoryRegionInfoListImpl &rhs) {
29     if (this == &rhs)
30       return *this;
31     m_regions = rhs.m_regions;
32     return *this;
33   }
34 
GetSize() const35   size_t GetSize() const { return m_regions.size(); }
36 
Reserve(size_t capacity)37   void Reserve(size_t capacity) { return m_regions.reserve(capacity); }
38 
Append(const MemoryRegionInfo & sb_region)39   void Append(const MemoryRegionInfo &sb_region) {
40     m_regions.push_back(sb_region);
41   }
42 
Append(const MemoryRegionInfoListImpl & list)43   void Append(const MemoryRegionInfoListImpl &list) {
44     Reserve(GetSize() + list.GetSize());
45 
46     for (const auto &val : list.m_regions)
47       Append(val);
48   }
49 
Clear()50   void Clear() { m_regions.clear(); }
51 
GetMemoryRegionInfoAtIndex(size_t index,MemoryRegionInfo & region_info)52   bool GetMemoryRegionInfoAtIndex(size_t index,
53                                   MemoryRegionInfo &region_info) {
54     if (index >= GetSize())
55       return false;
56     region_info = m_regions[index];
57     return true;
58   }
59 
Ref()60   MemoryRegionInfos &Ref() { return m_regions; }
61 
Ref() const62   const MemoryRegionInfos &Ref() const { return m_regions; }
63 
64 private:
65   MemoryRegionInfos m_regions;
66 };
67 
ref()68 MemoryRegionInfos &SBMemoryRegionInfoList::ref() {
69   return m_opaque_ap->Ref();
70 }
71 
ref() const72 const MemoryRegionInfos &SBMemoryRegionInfoList::ref() const {
73   return m_opaque_ap->Ref();
74 }
75 
SBMemoryRegionInfoList()76 SBMemoryRegionInfoList::SBMemoryRegionInfoList()
77     : m_opaque_ap(new MemoryRegionInfoListImpl()) {}
78 
SBMemoryRegionInfoList(const SBMemoryRegionInfoList & rhs)79 SBMemoryRegionInfoList::SBMemoryRegionInfoList(
80     const SBMemoryRegionInfoList &rhs)
81     : m_opaque_ap(new MemoryRegionInfoListImpl(*rhs.m_opaque_ap)) {}
82 
~SBMemoryRegionInfoList()83 SBMemoryRegionInfoList::~SBMemoryRegionInfoList() {}
84 
85 const SBMemoryRegionInfoList &SBMemoryRegionInfoList::
operator =(const SBMemoryRegionInfoList & rhs)86 operator=(const SBMemoryRegionInfoList &rhs) {
87   if (this != &rhs) {
88     *m_opaque_ap = *rhs.m_opaque_ap;
89   }
90   return *this;
91 }
92 
GetSize() const93 uint32_t SBMemoryRegionInfoList::GetSize() const {
94   return m_opaque_ap->GetSize();
95 }
96 
GetMemoryRegionAtIndex(uint32_t idx,SBMemoryRegionInfo & region_info)97 bool SBMemoryRegionInfoList::GetMemoryRegionAtIndex(
98     uint32_t idx, SBMemoryRegionInfo &region_info) {
99   Log *log(GetLogIfAllCategoriesSet(LIBLLDB_LOG_API));
100 
101   bool result = m_opaque_ap->GetMemoryRegionInfoAtIndex(idx, region_info.ref());
102 
103   if (log) {
104     SBStream sstr;
105     region_info.GetDescription(sstr);
106     log->Printf("SBMemoryRegionInfoList::GetMemoryRegionAtIndex (this.ap=%p, "
107                 "idx=%d) => SBMemoryRegionInfo (this.ap=%p, '%s')",
108                 static_cast<void *>(m_opaque_ap.get()), idx,
109                 static_cast<void *>(region_info.m_opaque_ap.get()),
110                 sstr.GetData());
111   }
112 
113   return result;
114 }
115 
Clear()116 void SBMemoryRegionInfoList::Clear() { m_opaque_ap->Clear(); }
117 
Append(SBMemoryRegionInfo & sb_region)118 void SBMemoryRegionInfoList::Append(SBMemoryRegionInfo &sb_region) {
119   m_opaque_ap->Append(sb_region.ref());
120 }
121 
Append(SBMemoryRegionInfoList & sb_region_list)122 void SBMemoryRegionInfoList::Append(SBMemoryRegionInfoList &sb_region_list) {
123   m_opaque_ap->Append(*sb_region_list);
124 }
125 
operator ->() const126 const MemoryRegionInfoListImpl *SBMemoryRegionInfoList::operator->() const {
127   return m_opaque_ap.get();
128 }
129 
operator *() const130 const MemoryRegionInfoListImpl &SBMemoryRegionInfoList::operator*() const {
131   assert(m_opaque_ap.get());
132   return *m_opaque_ap;
133 }
134