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authorTom Sepez <tsepez@chromium.org>2016-09-19 14:17:02 -0700
committerTom Sepez <tsepez@chromium.org>2016-09-19 14:17:02 -0700
commit81e1e3fd2d33478733e47bd007b76fac1a663e74 (patch)
treee75e6600e3610a92d8f200c994b92e9d409faf88 /core
parentc8544d634a1993e2592e41458be215fcd0956031 (diff)
downloadpdfium-81e1e3fd2d33478733e47bd007b76fac1a663e74.tar.xz
Revert "Make CPDF_IndirectObjectHolder use unique_ptr to objects"
This reverts commit c8544d634a1993e2592e41458be215fcd0956031. TBR=dsinclair@chromium.org Review URL: https://codereview.chromium.org/2355683002 .
Diffstat (limited to 'core')
-rw-r--r--core/fpdfapi/fpdf_edit/fpdf_edit_create.cpp2
-rw-r--r--core/fpdfapi/fpdf_parser/cfdf_document.cpp3
-rw-r--r--core/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp26
-rw-r--r--core/fpdfapi/fpdf_parser/include/cpdf_indirect_object_holder.h9
-rw-r--r--core/fpdfapi/fpdf_parser/include/cpdf_object.h2
5 files changed, 25 insertions, 17 deletions
diff --git a/core/fpdfapi/fpdf_edit/fpdf_edit_create.cpp b/core/fpdfapi/fpdf_edit/fpdf_edit_create.cpp
index 36f622664d..cab99ecf7f 100644
--- a/core/fpdfapi/fpdf_edit/fpdf_edit_create.cpp
+++ b/core/fpdfapi/fpdf_edit/fpdf_edit_create.cpp
@@ -1365,7 +1365,7 @@ void CPDF_Creator::InitNewObjNumOffsets() {
FX_BOOL bNoOriginal = (m_dwFlags & FPDFCREATE_NO_ORIGINAL) != 0;
for (const auto& pair : *m_pDocument) {
const uint32_t objnum = pair.first;
- const CPDF_Object* pObj = pair.second.get();
+ const CPDF_Object* pObj = pair.second;
if (bIncremental || pObj->GetObjNum() == CPDF_Object::kInvalidObjNum)
continue;
if (m_pParser && m_pParser->IsValidObjectNumber(objnum) &&
diff --git a/core/fpdfapi/fpdf_parser/cfdf_document.cpp b/core/fpdfapi/fpdf_parser/cfdf_document.cpp
index 92b20cafd8..0182948173 100644
--- a/core/fpdfapi/fpdf_parser/cfdf_document.cpp
+++ b/core/fpdfapi/fpdf_parser/cfdf_document.cpp
@@ -90,8 +90,7 @@ FX_BOOL CFDF_Document::WriteBuf(CFX_ByteTextBuf& buf) const {
buf << "%FDF-1.2\r\n";
for (const auto& pair : *this)
- buf << pair.first << " 0 obj\r\n"
- << pair.second.get() << "\r\nendobj\r\n\r\n";
+ buf << pair.first << " 0 obj\r\n" << pair.second << "\r\nendobj\r\n\r\n";
buf << "trailer\r\n<</Root " << m_pRootDict->GetObjNum()
<< " 0 R>>\r\n%%EOF\r\n";
diff --git a/core/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp b/core/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp
index 800e34b3d1..dc639feb1a 100644
--- a/core/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp
+++ b/core/fpdfapi/fpdf_parser/cpdf_indirect_object_holder.cpp
@@ -11,12 +11,15 @@
CPDF_IndirectObjectHolder::CPDF_IndirectObjectHolder() : m_LastObjNum(0) {}
-CPDF_IndirectObjectHolder::~CPDF_IndirectObjectHolder() {}
+CPDF_IndirectObjectHolder::~CPDF_IndirectObjectHolder() {
+ for (const auto& pair : m_IndirectObjs)
+ delete pair.second;
+}
CPDF_Object* CPDF_IndirectObjectHolder::GetIndirectObject(
uint32_t objnum) const {
auto it = m_IndirectObjs.find(objnum);
- return it != m_IndirectObjs.end() ? it->second.get() : nullptr;
+ return it != m_IndirectObjs.end() ? it->second : nullptr;
}
CPDF_Object* CPDF_IndirectObjectHolder::GetOrParseIndirectObject(
@@ -34,7 +37,10 @@ CPDF_Object* CPDF_IndirectObjectHolder::GetOrParseIndirectObject(
pObj->m_ObjNum = objnum;
m_LastObjNum = std::max(m_LastObjNum, objnum);
- m_IndirectObjs[objnum].reset(pObj);
+ if (m_IndirectObjs[objnum])
+ delete m_IndirectObjs[objnum];
+
+ m_IndirectObjs[objnum] = pObj;
return pObj;
}
@@ -47,7 +53,7 @@ uint32_t CPDF_IndirectObjectHolder::AddIndirectObject(CPDF_Object* pObj) {
return pObj->m_ObjNum;
m_LastObjNum++;
- m_IndirectObjs[m_LastObjNum].reset(pObj);
+ m_IndirectObjs[m_LastObjNum] = pObj;
pObj->m_ObjNum = m_LastObjNum;
return m_LastObjNum;
}
@@ -59,12 +65,15 @@ bool CPDF_IndirectObjectHolder::ReplaceIndirectObjectIfHigherGeneration(
return false;
CPDF_Object* pOldObj = GetIndirectObject(objnum);
- if (pOldObj && pObj->GetGenNum() <= pOldObj->GetGenNum()) {
- delete pObj;
- return false;
+ if (pOldObj) {
+ if (pObj->GetGenNum() <= pOldObj->GetGenNum()) {
+ delete pObj;
+ return false;
+ }
+ delete pOldObj;
}
pObj->m_ObjNum = objnum;
- m_IndirectObjs[objnum].reset(pObj);
+ m_IndirectObjs[objnum] = pObj;
m_LastObjNum = std::max(m_LastObjNum, objnum);
return true;
}
@@ -74,5 +83,6 @@ void CPDF_IndirectObjectHolder::ReleaseIndirectObject(uint32_t objnum) {
if (!pObj || pObj->GetObjNum() == CPDF_Object::kInvalidObjNum)
return;
+ delete pObj;
m_IndirectObjs.erase(objnum);
}
diff --git a/core/fpdfapi/fpdf_parser/include/cpdf_indirect_object_holder.h b/core/fpdfapi/fpdf_parser/include/cpdf_indirect_object_holder.h
index 2abbda2a36..57dafb0528 100644
--- a/core/fpdfapi/fpdf_parser/include/cpdf_indirect_object_holder.h
+++ b/core/fpdfapi/fpdf_parser/include/cpdf_indirect_object_holder.h
@@ -8,7 +8,6 @@
#define CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_INDIRECT_OBJECT_HOLDER_H_
#include <map>
-#include <memory>
#include "core/fxcrt/include/fx_system.h"
@@ -16,8 +15,8 @@ class CPDF_Object;
class CPDF_IndirectObjectHolder {
public:
- using const_iterator =
- std::map<uint32_t, std::unique_ptr<CPDF_Object>>::const_iterator;
+ using iterator = std::map<uint32_t, CPDF_Object*>::iterator;
+ using const_iterator = std::map<uint32_t, CPDF_Object*>::const_iterator;
CPDF_IndirectObjectHolder();
virtual ~CPDF_IndirectObjectHolder();
@@ -34,7 +33,9 @@ class CPDF_IndirectObjectHolder {
uint32_t GetLastObjNum() const { return m_LastObjNum; }
void SetLastObjNum(uint32_t objnum) { m_LastObjNum = objnum; }
+ iterator begin() { return m_IndirectObjs.begin(); }
const_iterator begin() const { return m_IndirectObjs.begin(); }
+ iterator end() { return m_IndirectObjs.end(); }
const_iterator end() const { return m_IndirectObjs.end(); }
protected:
@@ -42,7 +43,7 @@ class CPDF_IndirectObjectHolder {
private:
uint32_t m_LastObjNum;
- std::map<uint32_t, std::unique_ptr<CPDF_Object>> m_IndirectObjs;
+ std::map<uint32_t, CPDF_Object*> m_IndirectObjs;
};
#endif // CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_INDIRECT_OBJECT_HOLDER_H_
diff --git a/core/fpdfapi/fpdf_parser/include/cpdf_object.h b/core/fpdfapi/fpdf_parser/include/cpdf_object.h
index de14503bbb..115ce02200 100644
--- a/core/fpdfapi/fpdf_parser/include/cpdf_object.h
+++ b/core/fpdfapi/fpdf_parser/include/cpdf_object.h
@@ -7,7 +7,6 @@
#ifndef CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_OBJECT_H_
#define CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_OBJECT_H_
-#include <memory>
#include <set>
#include "core/fxcrt/include/fx_string.h"
@@ -93,7 +92,6 @@ class CPDF_Object {
friend class CPDF_Parser;
friend class CPDF_Reference;
friend class CPDF_Stream;
- friend struct std::default_delete<CPDF_Object>;
CPDF_Object() : m_ObjNum(0), m_GenNum(0) {}
virtual ~CPDF_Object();