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authorArtem Strygin <art-snake@yandex-team.ru>2017-10-03 19:10:04 +0300
committerChromium commit bot <commit-bot@chromium.org>2017-10-03 18:16:55 +0000
commitb7fe3c6e8c9d332fc6d3ca55ec9f852ce162c5a1 (patch)
treeab4bd11602c77223192796230e785873061d8b6b /core/fpdfapi/edit
parente4289f69a28d26d14c94bcc0c0b8368dbc2f7e1c (diff)
downloadpdfium-b7fe3c6e8c9d332fc6d3ca55ec9f852ce162c5a1.tar.xz
Move the CryptoHandler into the SecurityHandler
Change-Id: Idb5928e65833641d0443d955e4f2866d0f94cf5f Reviewed-on: https://pdfium-review.googlesource.com/15291 Commit-Queue: Art Snake <art-snake@yandex-team.ru> Reviewed-by: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'core/fpdfapi/edit')
-rw-r--r--core/fpdfapi/edit/cpdf_creator.cpp30
-rw-r--r--core/fpdfapi/edit/cpdf_creator.h5
2 files changed, 20 insertions, 15 deletions
diff --git a/core/fpdfapi/edit/cpdf_creator.cpp b/core/fpdfapi/edit/cpdf_creator.cpp
index e176d85044..3fa6817957 100644
--- a/core/fpdfapi/edit/cpdf_creator.cpp
+++ b/core/fpdfapi/edit/cpdf_creator.cpp
@@ -145,7 +145,7 @@ CPDF_Creator::CPDF_Creator(CPDF_Document* pDoc,
m_bSecurityChanged(false),
m_pEncryptDict(m_pParser ? m_pParser->GetEncryptDict() : nullptr),
m_dwEncryptObjNum(0),
- m_pCryptoHandler(m_pParser ? m_pParser->GetCryptoHandler() : nullptr),
+ m_pSecurityHandler(m_pParser ? m_pParser->GetSecurityHandler() : nullptr),
m_pMetadata(nullptr),
m_dwLastObjNum(m_pDocument->GetLastObjNum()),
m_Archive(pdfium::MakeUnique<CFX_FileBufferArchive>(archive)),
@@ -196,7 +196,7 @@ bool CPDF_Creator::WriteIndirectObj(uint32_t objnum, const CPDF_Object* pObj) {
if (pObj->IsStream()) {
CPDF_CryptoHandler* pHandler =
- pObj != m_pMetadata ? m_pCryptoHandler.Get() : nullptr;
+ pObj != m_pMetadata ? GetCryptoHandler() : nullptr;
if (!WriteStream(pObj, objnum, pHandler))
return false;
} else if (!WriteDirectObj(objnum, pObj, true)) {
@@ -222,12 +222,12 @@ bool CPDF_Creator::WriteDirectObj(uint32_t objnum,
case CPDF_Object::STRING: {
ByteString str = pObj->GetString();
bool bHex = pObj->AsString()->IsHex();
- if (!m_pCryptoHandler || !bEncrypt) {
+ if (!GetCryptoHandler() || !bEncrypt) {
if (!pObj->WriteTo(m_Archive.get()))
return false;
break;
}
- CPDF_Encryptor encryptor(m_pCryptoHandler.Get(), objnum,
+ CPDF_Encryptor encryptor(GetCryptoHandler(), objnum,
(uint8_t*)str.c_str(), str.GetLength());
ByteString content = PDF_EncodeString(
ByteString(encryptor.GetData(), encryptor.GetSize()), bHex);
@@ -238,8 +238,8 @@ bool CPDF_Creator::WriteDirectObj(uint32_t objnum,
case CPDF_Object::STREAM: {
CPDF_FlateEncoder encoder(const_cast<CPDF_Stream*>(pObj->AsStream()),
true);
- CPDF_Encryptor encryptor(m_pCryptoHandler.Get(), objnum,
- encoder.GetData(), encoder.GetSize());
+ CPDF_Encryptor encryptor(GetCryptoHandler(), objnum, encoder.GetData(),
+ encoder.GetSize());
if (static_cast<uint32_t>(encoder.GetDict()->GetIntegerFor("Length")) !=
encryptor.GetSize()) {
encoder.CloneDict();
@@ -277,7 +277,7 @@ bool CPDF_Creator::WriteDirectObj(uint32_t objnum,
break;
}
case CPDF_Object::DICTIONARY: {
- if (!m_pCryptoHandler || pObj == m_pEncryptDict) {
+ if (!GetCryptoHandler() || pObj == m_pEncryptDict) {
if (!pObj->WriteTo(m_Archive.get()))
return false;
break;
@@ -804,11 +804,11 @@ void CPDF_Creator::InitID() {
if (m_pEncryptDict->GetStringFor("Filter") == "Standard") {
ByteString user_pass = m_pParser->GetPassword();
uint32_t flag = PDF_ENCRYPT_CONTENT;
- CPDF_SecurityHandler handler;
- handler.OnCreate(m_pEncryptDict.Get(), m_pIDArray.get(),
- user_pass.raw_str(), user_pass.GetLength(), flag);
- m_pCryptoHandler = pdfium::MakeUnique<CPDF_CryptoHandler>();
- m_pCryptoHandler->Init(m_pEncryptDict.Get(), &handler);
+ m_pSecurityHandler = pdfium::MakeUnique<CPDF_SecurityHandler>();
+ m_pSecurityHandler->OnCreate(m_pEncryptDict.Get(), m_pIDArray.get(),
+ user_pass.raw_str(), user_pass.GetLength(),
+ flag);
+ m_pSecurityHandler->InitCryptoHandler();
m_bSecurityChanged = true;
}
}
@@ -848,7 +848,11 @@ bool CPDF_Creator::SetFileVersion(int32_t fileVersion) {
}
void CPDF_Creator::RemoveSecurity() {
- m_pCryptoHandler.Reset();
+ m_pSecurityHandler.Reset();
m_bSecurityChanged = true;
m_pEncryptDict = nullptr;
}
+
+CPDF_CryptoHandler* CPDF_Creator::GetCryptoHandler() {
+ return m_pSecurityHandler ? m_pSecurityHandler->GetCryptoHandler() : nullptr;
+}
diff --git a/core/fpdfapi/edit/cpdf_creator.h b/core/fpdfapi/edit/cpdf_creator.h
index 4e8f9e8dbe..4c1d0f1800 100644
--- a/core/fpdfapi/edit/cpdf_creator.h
+++ b/core/fpdfapi/edit/cpdf_creator.h
@@ -18,6 +18,7 @@
class CPDF_Array;
class CPDF_CryptoHandler;
+class CPDF_SecurityHandler;
class CPDF_Dictionary;
class CPDF_Document;
class CPDF_Object;
@@ -41,7 +42,7 @@ class CPDF_Creator {
uint32_t GetNextObjectNumber() { return ++m_dwLastObjNum; }
uint32_t GetLastObjectNumber() const { return m_dwLastObjNum; }
- CPDF_CryptoHandler* GetCryptoHandler() { return m_pCryptoHandler.Get(); }
+ CPDF_CryptoHandler* GetCryptoHandler();
CPDF_Document* GetDocument() const { return m_pDocument.Get(); }
CPDF_Array* GetIDArray() const { return m_pIDArray.get(); }
CPDF_Dictionary* GetEncryptDict() const { return m_pEncryptDict.Get(); }
@@ -86,7 +87,7 @@ class CPDF_Creator {
bool m_bSecurityChanged;
UnownedPtr<CPDF_Dictionary> m_pEncryptDict;
uint32_t m_dwEncryptObjNum;
- fxcrt::MaybeOwned<CPDF_CryptoHandler> m_pCryptoHandler;
+ fxcrt::MaybeOwned<CPDF_SecurityHandler> m_pSecurityHandler;
UnownedPtr<CPDF_Object> m_pMetadata;
uint32_t m_dwLastObjNum;
std::unique_ptr<IFX_ArchiveStream> m_Archive;